1 2016-12-13 Carl Love <cel@us.ibm.com>
3 * config/rs6000/rs6000-c.c: Add built-in support for
4 vector float vec_pack (vector double, vector double)
5 vector double vec_sld (vector double, vector double)
6 * config/rs6000/rs6000.c: Add icode check for vsldoi_v2df to allow
7 4-bit unsigned literal.
8 * config/rs6000/rs6000-builtin.def: Add definition for VSLDOI_2DF
9 * doc/extend.texi: Update the built-in documentation file for the
10 new powerpc vec_pack and vec_sld built-ins.
12 2016-12-13 Martin Liska <mliska@suse.cz>
14 * sanopt.c (sanopt_optimize_walker): Set contains_asan_mark.
15 (sanopt_optimize): Add new argument.
16 (sanitize_asan_mark_unpoison): New function.
17 (maybe_contains_asan_check): Likewise.
18 (sanitize_asan_mark_poison): Likewise.
19 (pass_sanopt::execute): Call the new functions.
21 2016-12-13 Martin Liska <mliska@suse.cz>
23 PR tree-optimization/78428
24 * expr.c (store_constructor_field): Add new arguments to the
26 (store_constructor): Set up bitregion_end and add
27 gcc_unreachable to fields that have either non-constant size
30 2016-12-13 Marek Polacek <polacek@redhat.com>
32 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Change
33 parameters' type from int to HOST_WIDE_INT.
34 (compute_overlap_steps_for_affine_1_2): Change parameters' type from
36 (build_classic_dist_vector_1): Likewise.
37 (add_multivariate_self_dist): Likewise.
39 2016-12-13 Michael Matz <matz@suse.de>
41 PR tree-optimization/78725
42 * tree-ssa-loop-split.c (split_at_bb_p): Check for overflow and
45 2016-12-13 Martin Liska <mliska@suse.cz>
47 * asan.c (asan_expand_mark_ifn): Use renamed
48 BUILT_IN_ASAN_{UN}CLOBBER_N to BUILT_IN_ASAN_{UN}POISON_STACK_MEMORY.
49 * sanitizer.def: Likewise.
51 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
53 * doc/extend.texi (Half-Precision): Update to document current
56 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
58 * doc/extend.texi (Floating Types): Document availability of
59 _Float16 on ARM/AArch64.
61 2016-12-13 Richard Biener <rguenther@suse.de>
63 PR tree-optimization/78699
64 * tree-vect-data-refs.c (vect_analyze_group_access_1): Limit
67 2016-12-13 Richard Biener <rguenther@suse.de>
70 * tree.c (cst_and_fits_in_hwi): Look if the actual value fits.
71 * tree-object-size.c (compute_builtin_object_size): Use
73 * tree-data-ref.c (initialize_matrix_A): Remove excess assert.
75 2016-12-13 Martin Liska <mliska@suse.cz>
77 * asan.c (asan_mark_poison_p): Remove.
78 (asan_mark_p): New function.
79 (transform_statements): Use the function.
80 (asan_expand_mark_ifn): Do not use masked enum.
81 * asan.h (enum asan_mark_flags): Declare it via a macro.
82 * gimple-pretty-print.c (dump_gimple_call_args): Dump first
83 argument of ASAN_MARK.
84 * gimplify.c (build_asan_poison_call_expr): Use new enum values.
85 (asan_poison_variable): Likewise.
87 2016-12-13 Jakub Jelinek <jakub@redhat.com>
90 * ipa-pure-const.c (cdtor_p): Return true for
91 DECL_STATIC_{CON,DE}STRUCTOR even when it is
92 DECL_LOOPING_CONST_OR_PURE_P.
94 2016-12-12 Jakub Jelinek <jakub@redhat.com>
96 PR tree-optimization/78777
97 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge,
98 insert_initializers): Use stmt_ends_bb_p instead of is_ctrl_stmt.
101 * opt-functions.awk (opt_args): Use [{] instead of { in regexps.
104 2016-12-12 Martin Sebor <msebor@redhat.com>
108 * gimple-ssa-sprintf.c (min_bytes_remaining): Use res.knownrange
109 rather than res.bounded.
110 (get_width_and_precision): Set precision to -1 when negative.
111 (adjust_range_for_overflow): New function.
112 (format_integer): Correct the handling of the space, plus, and pound
113 flags, and the special case of zero precision.
114 Always set res.bounded to true unless either precision or width
115 is specified and unknown.
116 Call adjust_range_for_overflow.
117 Avoid use zero as the shortest value when precision is specified
119 (format_directive): Remove vestigial quoting. Always inform of
120 argument value or range when it's available.
121 (add_bytes): Correct the computation of boundrange used to
122 decide whether a warning is of a "maybe" or "defnitely" kind.
124 2016-12-12 Dominik Vogt <vogt@linux.vnet.ibm.com>
126 * combine.c (change_zero_ext): Handle mode expanding zero_extracts.
128 2016-12-12 Uros Bizjak <ubizjak@gmail.com>
131 * config/i386/i386.h (X87_ENABLE_ARITH): Also enable for
132 flag_unsafe_math_optimizations.
133 (X87_ENABLE_FLOAT): Ditto.
135 2016-12-12 Marek Polacek <polacek@redhat.com>
138 * gimplify.c (gimplify_va_arg_expr): Don't require ADDR_EXPR for
139 Case 1; check POINTER_TYPE_P instead.
141 2016-12-12 Bernd Schmidt <bschmidt@redhat.com>
143 PR rtl-optimization/78669
144 * ira.c (combine_and_move_insns): When deleting an insn, clear the
145 replace flag for all used regs in that insn.
147 2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
149 * config/arm/arm-opts.h: Move struct arm_arch_core_flag and
150 arm_arch_core_flags to ...
151 * common/config/arm/arm-common.c: There.
153 2016-12-12 Eric Botcazou <ebotcazou@adacore.com>
155 * config/sparc/constraints.md (T): Use special memory constraint.
157 (W): Add TARGET_ARCH64 test.
158 * config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'.
159 (*movdf_insn_sp32): Likewise.
160 (*mov<VM64:mode>_insn_sp32): Likewise. Replace 'e' with 'f' in
161 conjunction with offsettable memory references.
163 2016-12-11 Sandra Loosemore <sandra@codesourcery.com>
165 * config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx
166 to avoid shared structure error.
168 2016-12-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
171 * config/rs6000/rs6000.c (find_alignment_op): Discard from
172 consideration any artificial definition.
174 2016-12-11 Iain Sandoe <iain@codesourcery.com>
176 * configure.ac (CROSS directory tests): Remove the assumption that
177 Darwin hosts contain suitable target sysroots in "/".
178 * configure: Regenerate.
180 2016-12-11 Iain Sandoe <iain@codesourcery.com>
182 PR rtl-optimization/71496
183 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
184 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
185 reload_macho_picbase_di): Likewise.
187 2012-12-11 John David Anglin <danglin@gcc.gnu.org>
189 * config/pa/pa.c (pa_callee_copies): New function.
190 * config/pa/pa.opt (mcaller-copies): New option.
191 * doc/invoke.texi (mcaller-copies): Document option.
193 2016-12-11 Uros Bizjak <ubizjak@gmail.com>
196 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
197 <case ASHIFT, case LSHIFTRT>: Consider all constant shifts.
199 (dimode_scalar_chain::compute_convert_gain): Reduce gain for
200 constant shifts larger or equal than 32.
202 2016-12-11 Roger Pau Monné <roger.pau@citrix.com>
204 * config/i386/x86-64.h: Append --32 to the assembler options when
205 -m16 is used on non-glibc systems as well.
207 2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io>
210 * config/i386/mmintrin.h (__m64_u): New type
211 * config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64):
212 Make the allowed unaligned memory access explicit.
214 2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com>
216 * config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD.
217 Generally use cpu generic.
219 2016-12-10 Jakub Jelinek <jakub@redhat.com>
220 Marc Glisse <marc.glisse@inria.fr>
222 PR tree-optimization/78720
223 * match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift
224 is negative, sign extend to @1's type and than AND with C.
226 2016-12-10 Jakub Jelinek <jakub@redhat.com>
229 * tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle
230 non-zero low bound or non-standard element sizes.
233 * lto-streamer-in.c (input_function): In addition to debug stmts
234 without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize
237 2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
239 * config/rs6000/rs6000-passes.def: New file.
240 * config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps.
241 * config/rs6000/rs6000.c (rs6000_option_override): Remove
242 registration of machine-specific passes.
243 (pass_analyze_swaps::clone): New function.
244 * config/rs6000/t-rs6000: Define PASSES_EXTRA.
246 2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org>
249 * ipa-cp.c (propagate_vr_accross_jump_function): Call
250 drop_tree_overflow after fold_convert.
252 2016-12-09 Jakub Jelinek <jakub@redhat.com>
255 * config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot,
256 *and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn
259 2016-12-09 Segher Boessenkool <segher@kernel.crashing.org>
262 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use
263 GET_MODE_BITSIZE. Return 2.
264 (CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle
265 TARGET_POPCNTD the same as TARGET_CTZ.
266 * config/rs6000/rs6000.md (ctz<mode>2): Reimplement.
267 (ffs<mode>2): Reimplement.
269 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
271 PR rtl-optimization/78255
272 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
273 NO_FUNCTION_CSE is true.
275 2016-12-09 Cesar Philippidis <cesar@codesourcery.com>
278 * ipa-icf.c (sem_function::parse): Don't process functions with
279 oacc decl attributes, as they may be OpenACC routines.
281 2016-12-09 David Malcolm <dmalcolm@redhat.com>
283 * rtl.h (get_mem_attrs): Add "const" qualifier to returned
286 2016-12-09 Nathan Sidwell <nathan@acm.org>
289 * convert.c (convert_to_integer_1): Maybe fold conversions to
290 integral types with fewer bits than its mode.
292 2016-12-09 Martin Liska <mliska@suse.cz>
294 * tree-pretty-print.c (pretty_print_string): Escape non-printable
297 2016-12-09 Jakub Jelinek <jakub@redhat.com>
299 PR tree-optimization/78726
300 * tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
301 argument. For lhs uses in debug stmts, don't replace lhs with
302 new_lhs, but with a debug temp set to new_lhs opcode op.
303 (make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
304 OP down to make_new_ssa_for_def.
305 (zero_one_operation): Call make_new_ssa_for_all_defs even when
306 stmts_to_fix is empty, if *def has not changed yet. Pass
307 OPCODE to make_new_ssa_for_all_defs.
309 2016-12-08 Martin Sebor <msebor@redhat.com>
312 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
313 identifier tree nodes.
314 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
315 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
316 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
317 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
318 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
319 * builtins.c (expand_builtin_alloca): Call
320 maybe_warn_alloc_args_overflow.
321 * builtins.def (aligned_alloc, calloc, malloc, realloc):
322 Add attribute alloc_size.
323 (alloca): Add attribute alloc_size and returns_nonnull.
324 * calls.h (maybe_warn_alloc_args_overflow): Declare.
325 * calls.c (alloc_max_size, operand_signed_p): New functions.
326 (maybe_warn_alloc_args_overflow): Define.
327 (initialize_argument_information): Diagnose overflow in functions
328 declared with attaribute alloc_size.
329 * doc/invoke.texi (Warning Options): Document -Walloc-zero and
330 -Walloc-size-larger-than.
332 2016-12-08 Vladimir Makarov <vmakarov@redhat.com>
334 PR rtl-optimization/78671
335 * lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an
338 2016-12-08 Uros Bizjak <ubizjak@gmail.com>
340 * config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
341 (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro.
343 2015-12-08 Wilco Dijkstra <wdijkstr@arm.com>
346 * config/aarch64/aarch64.c (aarch64_classify_address):
347 Set load_store_pair_p for TImode and TFmode.
349 2016-12-08 David Malcolm <dmalcolm@redhat.com>
351 * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
352 regno_reg_rtx resizing logic to...
353 (emit_status::ensure_regno_capacity): ...this new method,
354 and ensure that the buffers are large enough.
355 (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
356 rather than ggc_vec_alloc.
357 * function.h (emit_status::ensure_regno_capacity): New method.
359 2016-12-08 Dmitry Vyukov <dvyukov@google.com>
361 * opts.c (finish_options): Enable -fsanitize-address-use-after-scope
362 only if -fsanitize=address is enabled (not -fsanitize=kernel-address).
363 * doc/invoke.texi (-fsanitize=kernel-address):
364 Don't say that it enables -fsanitize-address-use-after-scope.
366 2016-12-08 Bin Cheng <bin.cheng@arm.com>
369 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
370 sign bit for index step of data reference.
372 2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
374 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
375 Handle SYMBOL_SMALL_TLSGD for ILP32.
376 * config/aarch64/aarch64.md : tlsgd_small modified into
377 tlsgd_small_<mode> to support SImode and DImode.
378 *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
381 2016-12-08 Andrew Pinski <apinski@cavium.com>
383 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
384 Access the lower part of RTX appropriately.
386 2016-12-07 David Malcolm <dmalcolm@redhat.com>
388 * genpreds.c (write_tm_constrs_h): Update for renaming of
389 rtx_reader_ptr to md_reader_ptr.
390 (write_tm_preds_h): Likewise.
391 (write_insn_preds_c): Likewise.
392 * read-md.c (rtx_reader_ptr): Rename to...
393 (md_reader_ptr): ...this, and convert from an
394 rtx_reader * to a md_reader *.
395 (rtx_reader::set_md_ptr_loc): Rename to...
396 (md_reader::set_md_ptr_loc): ...this.
397 (rtx_reader::get_md_ptr_loc): Rename to...
398 (md_reader::get_md_ptr_loc): ...this.
399 (rtx_reader::copy_md_ptr_loc): Rename to...
400 (md_reader::copy_md_ptr_loc): ...this.
401 (rtx_reader::fprint_md_ptr_loc): Rename to...
402 (md_reader::fprint_md_ptr_loc): ...this.
403 (rtx_reader::print_md_ptr_loc): Rename to...
404 (md_reader::print_md_ptr_loc): ...this.
405 (rtx_reader::join_c_conditions): Rename to...
406 (md_reader::join_c_conditions): ...this.
407 (rtx_reader::fprint_c_condition): ...this.
408 (rtx_reader::print_c_condition): Rename to...
409 (md_reader::print_c_condition): ...this.
410 (fatal_with_file_and_line): Update for renaming of
411 rtx_reader_ptr to md_reader_ptr.
412 (rtx_reader::require_char): Rename to...
413 (md_reader::require_char): ...this.
414 (rtx_reader::require_char_ws): Rename to...
415 (md_reader::require_char_ws): ...this.
416 (rtx_reader::require_word_ws): Rename to...
417 (md_reader::require_word_ws): ...this.
418 (rtx_reader::read_char): Rename to...
419 (md_reader::read_char): ...this.
420 (rtx_reader::unread_char): Rename to...
421 (md_reader::unread_char): ...this.
422 (rtx_reader::peek_char): Rename to...
423 (md_reader::peek_char): ...this.
424 (rtx_reader::read_name): Rename to...
425 (md_reader::read_name): ...this.
426 (rtx_reader::read_escape): Rename to...
427 (md_reader::read_escape): ...this.
428 (rtx_reader::read_quoted_string): Rename to...
429 (md_reader::read_quoted_string): ...this.
430 (rtx_reader::read_braced_string): Rename to...
431 (md_reader::read_braced_string): ...this.
432 (rtx_reader::read_string): Rename to...
433 (md_reader::read_string): ...this.
434 (rtx_reader::read_skip_construct): Rename to...
435 (md_reader::read_skip_construct): ...this.
436 (rtx_reader::handle_constants): Rename to...
437 (md_reader::handle_constants): ...this.
438 (rtx_reader::traverse_md_constants): Rename to...
439 (md_reader::traverse_md_constants): ...this.
440 (rtx_reader::handle_enum): Rename to...
441 (md_reader::handle_enum): ...this.
442 (rtx_reader::lookup_enum_type): Rename to...
443 (md_reader::lookup_enum_type): ...this.
444 (rtx_reader::traverse_enum_types): Rename to...
445 (md_reader::traverse_enum_types): ...this.
446 (rtx_reader::rtx_reader): Rename to...
447 (md_reader::md_reader): ...this, and update for renaming of
448 rtx_reader_ptr to md_reader_ptr.
449 (rtx_reader::~rtx_reader): Rename to...
450 (md_reader::~md_reader): ...this, and update for renaming of
451 rtx_reader_ptr to md_reader_ptr.
452 (rtx_reader::handle_include): Rename to...
453 (md_reader::handle_include): ...this.
454 (rtx_reader::handle_file): Rename to...
455 (md_reader::handle_file): ...this.
456 (rtx_reader::handle_toplevel_file): Rename to...
457 (md_reader::handle_toplevel_file): ...this.
458 (rtx_reader::get_current_location): Rename to...
459 (md_reader::get_current_location): ...this.
460 (rtx_reader::add_include_path): Rename to...
461 (md_reader::add_include_path): ...this.
462 (rtx_reader::read_md_files): Rename to...
463 (md_reader::read_md_files): ...this.
464 * read-md.h (class rtx_reader): Split into...
465 (class md_reader): ...new class.
466 (rtx_reader_ptr): Rename to...
467 (md_reader_ptr): ...this, and convert to a md_reader *.
468 (class noop_reader): Update base class to be md_reader.
469 (class rtx_reader): Reintroduce as a subclass of md_reader.
470 (rtx_reader_ptr): Reintroduce as a rtx_reader *.
471 (read_char): Update for renaming of rtx_reader_ptr to
473 (unread_char): Likewise.
474 * read-rtl.c (rtx_reader_ptr): New global.
475 (rtx_reader::apply_iterator_to_string): Rename to...
476 (md_reader::apply_iterator_to_string): ...this.
477 (rtx_reader::copy_rtx_for_iterators): Rename to...
478 (md_reader::copy_rtx_for_iterators): ...this.
479 (rtx_reader::read_conditions): Rename to...
480 (md_reader::read_conditions): ...this.
481 (rtx_reader::record_potential_iterator_use): Rename to...
482 (md_reader::record_potential_iterator_use): ...this.
483 (rtx_reader::read_mapping): Rename to...
484 (md_reader::read_mapping): ...this.
485 (rtx_reader::read_rtx): Use rtx_reader_ptr when calling
487 (rtx_reader::read_rtx_operand): Use get_string_obstack rather
488 than directly accessing m_string_obstack.
489 (rtx_reader::rtx_reader): New ctor.
490 (rtx_reader::~rtx_reader): New dtor.
492 2016-12-07 Martin Sebor <msebor@redhat.com>
498 * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
500 (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
501 (check_memop_sizes): Same.
502 (expand_builtin_memcpy): Call check memop_sizes.
503 (expand_builtin_mempcpy): Same.
504 (expand_builtin_memset): Same,
505 (expand_builtin_bzero): Same.
506 (expand_builtin_memory_chk): Call check_sizes.
507 (expand_builtin_strcpy): Same.
508 (expand_builtin_strncpy): Same.
509 (maybe_emit_sprintf_chk_warning): Same.
510 (expand_builtin): Handle strcat and strncat.
511 (fini_object_sizes): Reset pointers.
512 (compute_object_size): New function.
513 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
514 Avoid issuing warnings also issued during built-in expansion.
515 * doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
517 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
520 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
521 V2DImode elements are SUBREG's convert the result into DImode
522 rather than failing in emit_move_insn.
524 2016-12-07 Jakub Jelinek <jakub@redhat.com>
526 * builtins.c (fold_builtin_strstr): Removed.
527 (fold_builtin_2): Don't call fold_builtin_strstr.
528 * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
529 earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
530 (gimple_fold_builtin_strstr): New function.
531 (gimple_fold_builtin): Call it.
532 * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
535 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
536 var to lhs of new_stmt right before noreturn handling rather than to
537 lhs of e->call_stmt early.
539 2016-12-07 David Malcolm <dmalcolm@redhat.com>
541 * read-md.c (rtx_reader::require_char): New method.
542 (require_char_ws): Convert from function to...
543 (rtx_reader::require_char_ws): ...method.
544 (rtx_reader::require_word_ws): New method.
545 * read-md.h (rtx_reader::require_char): New method decl.
546 (require_char_ws): Remove global decl in favor of...
547 (rtx_reader::require_char_ws): ...new method decl.
548 (rtx_reader::require_word_ws): New method decl.
549 (rtx_reader::peek_char): New method decl.
551 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
553 PR rtl-optimization/78617
554 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
555 registers, also setting hard registers mapped to pseudo registers.
557 2016-12-07 David Malcolm <dmalcolm@redhat.com>
559 * cfgexpand.c (pass_expand::execute): Move stack initializations
560 to rtl_data::init_stack_alignment and call it.
561 * emit-rtl.c (rtl_data::init_stack_alignment): New method.
562 * emit-rtl.h (rtl_data::init_stack_alignment): New method.
564 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
566 * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
567 (ira): Move initialization of crtl->is_leaf earlier.
569 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
571 * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
572 (movtf_aarch64): Likewise.
573 * config/aarch64/aarch64.c (aarch64_classify_address):
574 Use correct intersection of offsets.
575 (aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
576 (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
577 Use 7-bit signed scaled mode for modes > 16 bytes.
579 2016-12-07 James Greenhalgh <james.greenhalgh@arm.com>
581 PR rtl-optimization/78561
582 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
583 constant_pool_empty_p in place of get_pool_size_upper_bound.
584 (rs6000_stack_info): Likewise.
585 (rs6000_emit_prologue): Likewise.
586 (rs6000_elf_declare_function_name): Likewise.
587 (rs6000_set_up_by_prologue): Likewise.
588 (rs6000_can_eliminate): Likewise.
589 * output.h (get_pool_size_upper_bound): Delete.
590 (constant_pool_empty_p): New.
591 * varasm.c (get_pool_size_upper_bound): Delete
592 (constant_pool_empty_p): New.
594 2016-12-07 Bin Cheng <bin.cheng@arm.com>
596 PR tree-optimization/78691
597 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
598 Require integral type for the outer expression.
600 2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
602 * config/aarch64/aarch64.c
603 (aarch64_builtin_support_vector_misalignment): New.
604 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
606 2016-12-06 David Malcolm <dmalcolm@redhat.com>
609 * config/i386/i386.c (ix86_test_dumping_memory_blockage):
610 Conditionalize the string comparison on Pmode == DImode.
612 2016-12-06 Tom de Vries <tom@codesourcery.com>
614 PR tree-optimization/67955
615 * tree-ssa-alias.c (same_addr_size_stores_p): New function.
616 (stmt_kills_ref_p): Use it.
618 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
621 * calls.c (expand_call): Move back call to prepare_call_address.
623 2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
626 * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
627 ?* constraints for the ISA 3.0 patterns, so the register allocator
628 is more likely to allocate QImode/HImode to vector registers for
629 conversion to floating point unless a reload is needed.
630 (zero_extendhi<mode>2): Likewise.
631 (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
632 first alternative which is converting QImode/HImode to floating
633 point and the QImode/HImode value is in a vector register, and
634 does not allocate the second pseudo register. Remove zero
635 extending into traditional floating point registers, since the
636 instruction used only works on traditional altivec registers.
637 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
639 2016-12-06 David Malcolm <dmalcolm@redhat.com>
641 * config/i386/i386.c: Include print-rtl.h.
642 (selftest::ix86_test_dumping_memory_blockage): New function.
643 (selftest::ix86_run_selftests): Call it.
644 * print-rtl-function.c (print_rtx_function): Create an
645 rtx_reuse_manager and use it.
646 * print-rtl.c: Include "rtl-iter.h".
647 (rtx_writer::rtx_writer): Add reuse_manager param.
648 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
649 (uses_rtx_reuse_p): New function.
650 (rtx_reuse_manager::preprocess): New function.
651 (rtx_reuse_manager::has_reuse_id): New function.
652 (rtx_reuse_manager::seen_def_p): New function.
653 (rtx_reuse_manager::set_seen_def): New function.
654 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
655 prefix the first time in_rtx is seen, and print reuse_rtx
657 (print_inline_rtx): Supply NULL for new reuse_manager param.
658 (debug_rtx): Likewise.
659 (print_rtl): Likewise.
660 (print_rtl_single): Likewise.
661 (rtx_writer::print_rtl_single_with_indent): Likewise.
662 * print-rtl.h: Include bitmap.h when building for host.
663 (rtx_writer::rtx_writer): Add reuse_manager param.
664 (rtx_writer::m_rtx_reuse_manager): New field.
665 (class rtx_reuse_manager): New class.
666 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
667 param and use it when constructing rtx_writer.
668 (selftest::test_dumping_rtx_reuse): New function.
669 (selftest::rtl_tests_c_tests): Call it.
670 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
671 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
672 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
673 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
675 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
678 * lra-lives.c (process_bb_lives): Update biggest mode for
679 implicitly used hard reg.
681 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
683 * config/i386/predicates.md (general_gr_operand): New predicate.
684 * config/i386/i386.md (TImode and DImode push_operand splitter):
685 Use general_gr_operand. Macroize using DWI mode macro.
686 (TImode and DImode nonimmediate_operand splitter): Use
687 nonimmediate_gr_operand and general_gr_operand. Macroize using
689 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
690 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
691 and general_gr_operand.
692 (XFmode nonimmediate_operand splitter): Ditto.
693 (DFmode nonimmediate_operand splitter): Ditto.
694 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
696 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
698 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
699 alphabetical order with respect to other ARMv8 processors.
700 * config/arm/arm-tables.opt: Regenerate.
701 * config/arm/arm-tune.md: Likewise.
703 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
705 * config/mips/mips.c (mips_expand_builtin_insn): Check input
706 ranges of literal integer arguments.
708 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
711 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
712 destroy_predicate_vecs.
713 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
715 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
718 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
719 argument type to a pred_chain.
720 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
722 (flatten_out_predicate_chains): Remove.
723 (uninit_uses_cannot_happen): Rename from
724 uninit_ops_invalidate_phi_use.
725 Change logic so that we are checking that the PHI use will
726 invalidate _ALL_ possibly uninitialized operands.
727 (is_use_properly_guarded): Rename call to
728 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
730 2016-12-06 Tamar Christina <tamar.christina@arm.com>
732 * gcc/config/aarch64/arm_neon.h
733 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
734 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
735 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
736 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
737 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
738 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
739 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
740 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
741 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
742 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
743 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
744 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
745 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
746 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
748 2016-12-06 Jakub Jelinek <jakub@redhat.com>
751 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
752 plus offset is non-zero. For maybe_nonzero_address decl base0,
753 require indirect_base0.
756 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
757 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
758 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
759 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
760 and arguments have no side-effects, return 0.
761 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
764 * fold-const-call.c (fold_const_call): Handle
765 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
767 PR tree-optimization/78675
768 * tree-vect-loop.c (vectorizable_live_operation): For
769 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
770 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
772 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
775 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
776 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
777 (copy_insn_1) <CLOBBER>: Likewise.
779 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
782 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
783 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
784 comparing signed to unsigned values.
785 (FUNCTION_ARG_REGNO_P): Likewise.
787 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
788 Stefan Freudenberger <stefan@reservoir.com>
790 PR tree-optimization/78646
791 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
792 addition used for the memory base expression should have the type
795 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
798 * config.gcc (*-*-uclinux*): Enable posix threads.
800 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
802 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
803 * config/i386/avx512dqintrin.h: Ditto.
804 * config/i386/avx512fintrin.h: Ditto.
805 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
806 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
807 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
808 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
809 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
810 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
812 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
813 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
814 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
815 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
816 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
817 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
818 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
819 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
820 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
822 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
824 * combine.c: Revert r243162.
826 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
828 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
829 X tests a single bit.
831 2016-12-05 Nathan Sidwell <nathan@acm.org>
833 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
834 (diagnostic_action_after_output): ... here.
835 (diagnostic_report_diagnostic): Call it for non-notes.
836 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
837 (diagnostic_check_max_errors): Declare.
839 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
841 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
842 (ENDFILE_SPEC): Likewise.
844 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
846 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
847 * config/arc/arc.c (arc_unspec_offset): New function.
848 (arc_finalize_pic): Change.
849 (arc_emit_call_tls_get_addr): Likewise.
850 (arc_legitimize_tls_address): Likewise.
851 (arc_legitimize_pic_address): Likewise.
852 (insn_is_tls_gd_dispatch): Remove.
853 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
854 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
855 (tls_gd_dispatch): Likewise.
857 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
859 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
862 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
864 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
865 (sparc_split_reg_mem_legitimate): ...this.
866 (sparc_split_reg_mem): Declare.
867 (sparc_split_mem_reg): Likewise.
868 (sparc_split_regreg_legitimate): Rename to...
869 (sparc_split_reg_reg_legitimate): ...this.
870 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
871 (sparc_split_reg_mem_legitimate): ...this.
872 (sparc_split_reg_mem): New function.
873 (sparc_split_mem_reg): Likewise.
874 (sparc_split_regreg_legitimate): Rename to...
875 (sparc_split_reg_reg_legitimate): ...this.
876 (sparc_split_reg_reg): New function.
877 * config/sparc/sparc.md (lra): Remove "none" value.
878 (enabled): Adjust to above change.
879 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
880 (DImode splitters): Adjust to above renamings and use new functions.
881 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
882 (DFmode splitters): Adjust to above renamings and use new functions.
883 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
884 constraint in conjunction with e.
885 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
886 alternative and reorder others.
887 (VM64:mode splitters): Adjust to above renamings and use new functions.
889 2016-12-04 Martin Sebor <msebor@redhat.com>
892 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
893 identifier tree nodes.
894 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
895 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
896 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
897 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
898 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
899 * builtins.def (aligned_alloc, calloc, malloc, realloc):
900 Add attribute alloc_size.
901 (alloca): Add attribute alloc_size and returns_nonnull.
903 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
906 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
907 (dimode_scalar_chain::compute_convert_gain): Ditto.
908 (dimode_scalar_chain::convert_insn): Ditto.
910 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
912 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
913 cases to build a lowpart SUBREG.
915 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
916 David S. Miller <davem@davemloft.net>
918 * config/sparc/constraints.md (U): Adjust comment.
919 * config/sparc/sparc.md (lra): New attribute.
920 (enabled): For base instructions, if the lra attribute is set,
921 return 1 if it is in keeping with TARGET_LRA.
922 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
923 constraint and duplicate them with U replaced by r.
924 (*movdf_insn_sp32): Likewise.
925 (*mov<VM64:mode>_insn_sp32): Likewise.
926 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
928 2016-12-02 Jeff Law <law@redhat.com>
930 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
931 variable main_variant.
933 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
935 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
936 default on PowerPC linux systems.
938 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
940 PR rtl-optimization/78638
941 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
942 GET_MODE (op). Fix this.
944 2016-12-02 David Malcolm <dmalcolm@redhat.com>
947 * selftest.c (selftest::assert_strndup_eq): Rename to...
948 (selftest::assert_xstrndup_eq): ...this, and remove call to
950 (selftest::test_strndup): Rename to...
951 (selftest::test_xstrndup): ...this, updating for above renaming.
952 (selftest::test_libiberty): Update for renaming.
954 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
957 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
958 subversion id 242679 that causes the wrong store instruction to be
959 generated if a DImode is in an Altivec register using REG+REG
962 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
965 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
966 and corresponding post-reload splitter.
968 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
970 * config/aarch64/aarch64.h (machine_function): Add
971 reg_is_wrapped_separately field.
972 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
973 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
975 (aarch64_save_callee_saves): Don't save registers that are wrapped
977 (aarch64_restore_callee_saves): Don't restore registers that are
979 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
980 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
981 (aarch64_get_separate_components): New function.
982 (aarch64_get_next_set_bit): Likewise.
983 (aarch64_components_for_bb): Likewise.
984 (aarch64_disqualify_components): Likewise.
985 (aarch64_emit_prologue_components): Likewise.
986 (aarch64_emit_epilogue_components): Likewise.
987 (aarch64_set_handled_components): Likewise.
988 (aarch64_process_components): Likewise.
989 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
990 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
991 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
992 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
993 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
994 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
996 2016-12-02 Martin Jambor <mjambor@suse.cz>
998 * passes.def: Move pass_rebuild_cgraph_edges to the end of
999 pass_build_ssa_passes.
1001 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
1003 * config/alpha/alpha.md (exception_receiver): Copy
1004 alpha_gp_ave_rtx return value.
1006 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
1008 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
1009 for several include directories that may be relative to sysroot.
1010 * config/i386/x-mingw32 (gplus_includedir): Define.
1011 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
1012 (native_system_includedir): Likewise.
1013 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
1014 override if TARGET_SYSTEM_ROOT is defined.
1015 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
1017 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1020 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
1021 (dimode_scalar_chain::compute_convert_gain): Likewise.
1022 (dimode_scalar_chain::convert_insn): Likewise.
1023 * config/i386/i386.md (*one_cmpldi2_doubleword): New
1024 define_insn_and_split.
1025 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
1028 * rtl.c (copy_rtx): Don't clear used flag here.
1029 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
1031 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
1032 'E' in format, copy all vectors.
1033 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
1034 * valtrack.c (cleanup_auto_inc_dec): Likewise.
1035 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
1037 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1038 Thomas Preud'homme <thomas.preudhomme@arm.com>
1040 * config/arm/arm-builtins.c (arm_builtins): Define
1041 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
1042 (bdesc_2arg): Add line for cmse_nonsecure_caller.
1043 (arm_init_builtins): Handle cmse_nonsecure_caller.
1044 (arm_expand_builtin): Likewise.
1045 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
1047 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1048 Thomas Preud'homme <thomas.preudhomme@arm.com>
1050 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
1051 (cmse_nonsecure_call_clear_caller_saved): New.
1052 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
1053 (arm_function_ok_for_sibcall): Disable sibcalls for
1054 cmse_nonsecure_call.
1055 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
1056 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
1057 (call_value): Likewise.
1058 (nonsecure_call_internal): New.
1059 (nonsecure_call_value_internal): New.
1060 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
1061 (*nonsecure_call_value_reg_thumb1_v5): New.
1062 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
1063 (*nonsecure_call_value_reg_thumb2): New.
1064 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
1066 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1067 Thomas Preud'homme <thomas.preudhomme@arm.com>
1069 * config/arm/arm.c (gimplify.h): New include.
1070 (arm_handle_cmse_nonsecure_call): New.
1071 (arm_attribute_table): Added cmse_nonsecure_call.
1072 (arm_comp_type_attributes): Deny compatibility of function types
1073 with without the cmse_nonsecure_call attribute.
1074 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
1076 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1077 Thomas Preud'homme <thomas.preudhomme@arm.com>
1079 * config/arm/arm.c (output_return_instruction): Clear
1081 (thumb2_expand_return): Likewise.
1082 (thumb1_expand_epilogue): Likewise.
1083 (thumb_exit): Likewise.
1084 (arm_expand_epilogue): Likewise.
1085 (cmse_nonsecure_entry_clear_before_return): New.
1086 (comp_not_to_clear_mask_str_un): New.
1087 (compute_not_to_clear_mask): New.
1088 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
1089 * config/arm/thumb2.md (*thumb2_return): Disable for
1090 cmse_nonsecure_entry functions.
1091 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
1092 cmse_nonsecure_entry functions.
1094 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1095 Thomas Preud'homme <thomas.preudhomme@arm.com>
1097 * config/arm/arm.c (use_return_insn): Change to return with bxns
1098 when cmse_nonsecure_entry.
1099 (output_return_instruction): Likewise.
1100 (arm_output_function_prologue): Likewise.
1101 (thumb_pop): Likewise.
1102 (thumb_exit): Likewise.
1103 (thumb2_expand_return): Assert that entry functions always have simple
1105 (arm_expand_epilogue): Handle entry functions.
1106 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
1107 (arm_asm_declare_function_name): New.
1108 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
1109 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
1110 use arm_asm_declare_function_name.
1112 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1113 Thomas Preud'homme <thomas.preudhomme@arm.com>
1115 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
1116 (arm_attribute_table): Added cmse_nonsecure_entry
1117 (arm_compute_func_type): Handle cmse_nonsecure_entry.
1118 (cmse_func_args_or_return_in_stack): New.
1119 (arm_handle_cmse_nonsecure_entry): New.
1120 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
1121 (IS_CMSE_ENTRY): Likewise.
1122 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
1124 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1125 Thomas Preud'homme <thomas.preudhomme@arm.com>
1127 * config.gcc (extra_headers): Added arm_cmse.h.
1128 * config/arm/arm-arches.def (ARM_ARCH):
1129 (armv8-m): Add FL2_CMSE.
1130 (armv8-m.main): Likewise.
1131 (armv8-m.main+dsp): Likewise.
1132 * config/arm/arm-c.c
1133 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
1134 * config/arm/arm-flags.h: Define FL2_CMSE.
1135 * config/arm.c (arm_arch_cmse): New.
1136 (arm_option_override): New error for unsupported cmse target.
1137 * config/arm/arm.h (arm_arch_cmse): New.
1138 * config/arm/arm.opt (mcmse): New.
1139 * config/arm/arm_cmse.h: New file.
1140 * doc/invoke.texi (ARM Options): Add -mcmse.
1141 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
1142 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
1144 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1146 * config/avr/avr.c: Fix coding rule glitches.
1148 2016-12-02 Martin Jambor <mjambor@suse.cz>
1150 * hsa.c (hsa_callable_function_p): Return false for artificial
1153 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
1155 PR rtl-optimization/78561
1156 * varasm.c (recompute_pool_offsets): New.
1157 (output_constant_pool): Call it.
1159 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
1161 PR rtl-optimization/78561
1162 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
1163 get_pool_size to get_pool_size_upper_bound.
1164 (rs6000_stack_info): Likewise.
1165 (rs6000_emit_prologue): Likewise.
1166 (rs6000_elf_declare_function_name): Likewise.
1167 (rs6000_set_up_by_prologue): Likewise.
1168 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
1169 * output.h (get_pool_size): Rename to...
1170 (get_pool_size_upper_bound): ...This.
1171 * varasm.c (get_pool_size): Rename to...
1172 (get_pool_size_upper_bound): ...This.
1174 2016-12-02 Bin Cheng <bin.cheng@arm.com>
1176 * match.pd: Add new pattern:
1177 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
1179 2016-12-02 Nathan Sidwell <nathan@acm.org>
1181 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
1184 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
1187 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
1190 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1192 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
1195 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1197 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
1198 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
1199 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
1200 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
1201 avr_mcu_types.flash_size to compute default value.
1202 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
1203 mcu->flash_size to compute value for spec.
1205 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1207 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
1208 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
1209 about linker description to avoid progmem altogether.
1210 [absdata]: Point to -mabsdata option.
1212 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1214 PR rtl-optimization/78547
1215 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
1216 DECL_INCOMING_RTL is not shared.
1217 * config/i386/i386.c (convert_scalars_to_vectors): If any
1218 insns have been converted, adjust all parameter's DEC_RTL and
1219 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
1222 PR rtl-optimization/78575
1223 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
1224 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
1225 if not already wrapped in a subreg. Make sure df_insn_rescan does not
1226 affect further iterations.
1228 2016-12-02 Martin Liska <mliska@suse.cz>
1231 * sreal.c (sreal::to_int): Make absolute value before shifting.
1232 (sreal::operator/): Likewise.
1233 (sreal_verify_negative_division): New test.
1234 (void sreal_c_tests): Call the new test.
1235 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
1237 (sreal::normalize_down): Likewise.
1239 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1241 * combine.c (combine_simplify_rtx): Suppress replacement of
1242 "(and (reg) (const_int bit))" with "if_then_else".
1244 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1247 * config/s390/s390.md ("extzv")
1248 ("*extzv<mode><clobbercc_or_nocc>")
1249 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
1250 ("*<risbg_n>_ior_and_sr_ze")
1251 ("*extract1bitdi<clobbercc_or_nocc>")
1252 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
1253 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
1254 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
1255 to validate the arguments of zero_extract and sign_extract.
1257 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1260 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
1262 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1264 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
1266 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
1269 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1271 * config/s390/vector.md (vec_halfhalf): New mode iterator.
1272 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
1273 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
1274 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
1275 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
1276 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
1277 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
1278 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
1279 ("vec_unpacku_lo_v4si"): New pattern definitions.
1280 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
1283 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1285 * config/s390/s390-protos.h (s390_reverse_condition): New
1287 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
1289 (s390_reverse_condition): New function.
1290 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
1293 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1295 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
1296 (CCVHUANY): Remove modes.
1297 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
1299 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
1300 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
1302 (s390_branch_condition_mask): Adjust to use the new cc consumer
1303 modes. The new modes allow for proper reversal in the middle-end.
1304 (s390_expand_vec_compare_cc): Determine the proper cc producer and
1305 consumer modes for a comparison.
1306 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
1307 throughout the file.
1308 * config/s390/vx-builtins.md: Likewise.
1310 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
1312 * asan.c (asan_global_struct): Refactor.
1313 (create_odr_indicator): New function.
1314 (asan_needs_odr_indicator_p): Likewise.
1315 (is_odr_indicator): Likewise.
1316 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
1318 (asan_protect_global): Do not protect odr indicators.
1320 2016-12-01 Jeff Law <law@redhat.com>
1322 * tree-ssa-threadedge.c
1323 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
1324 propagation of operands if there are no operands.
1326 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1328 PR tree-optimization/78586
1329 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
1330 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
1331 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
1332 type is INTEGER_TYPE or POINTER_TYPE.
1334 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1337 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
1338 (vextuhrx): Likewise.
1339 (vextuwlx): Likewise.
1340 (vextuwrx): Likewise.
1342 2016-12-01 David Malcolm <dmalcolm@redhat.com>
1344 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
1345 early_dwarf_finished.
1347 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
1348 David S. Miller <davem@davemloft.net>
1350 * config/sparc/sparc.opt (mlra): New target option.
1351 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
1352 (sparc_lra_p): ...this. New function.
1353 (D_MODES, DF_MODES): Add missing cast.
1354 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
1355 provide these insns when flag_pic.
1356 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
1357 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
1358 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
1359 embmedany_textulo, embmedany_textlo): Likewise.
1360 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
1362 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
1366 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
1368 2016-12-01 Richard Biener <rguenther@suse.de>
1369 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1371 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
1372 memset if len-oldlen != 0.
1373 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
1375 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
1377 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
1379 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
1381 * config/avr/avr.c: Fix coding rule glitches.
1383 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
1385 PR tree-optimization/78598
1386 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
1389 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
1391 PR rtl-optimization/78596
1392 * combine.c (simplify_comparison): Cast to unsigned to avoid
1393 left shifting of negative value.
1395 2016-12-01 Matthias Klose <doko@ubuntu.com>
1397 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
1399 2016-12-01 Richard Biener <rguenther@suse.de>
1401 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
1402 treat arrays with same type as objects that cannot overlap.
1404 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
1406 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
1407 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
1408 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
1410 2016-12-01 Jakub Jelinek <jakub@redhat.com>
1413 * dwarf2out.c (loc_descr_plus_const): For negative offset use
1414 uint_loc_descriptor instead of int_loc_descriptor and perform negation
1415 in unsigned HOST_WIDE_INT type.
1416 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
1419 * config/rs6000/rs6000.c (rs6000_frame_related): Call
1420 set_used_flags (pat) before any simplifications. Clear used flag on
1421 PARALLEL copy. Don't guard add_reg_note call. Call
1422 copy_rtx_if_shared on pat before storing it into
1423 REG_FRAME_RELATED_EXPR.
1425 2016-12-01 Alan Modra <amodra@gmail.com>
1427 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
1428 look inside UNSPEC_VSX_XXSPLTW vec.
1430 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
1432 PR rtl-optimization/78607
1433 * combine.c (try_combine): Emit a barrier after a unconditional trap.
1435 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1438 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
1439 element is not a constant or in a register, force it to a
1443 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
1444 that will be set to a vector element to be in a register.
1445 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
1446 the wrong multiplier to convert the element number to a byte
1449 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
1451 PR tree-optimization/77856
1452 * lra-constraints.c (inherit_in_ebb): Check original regno for
1453 invalid invariant regs too. Set only clobbered hard regs for the
1454 invalid invariant regs.
1456 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
1458 Commit files forgotten in r242966.
1460 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
1461 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
1462 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
1463 prefix check to find wrap-around value, instead use MCU flash size.
1464 For 8k flash devices, update link_pmem_wrap spec string to
1465 add --pmem-wrap-around=8k.
1466 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
1468 (LINK_SPEC): ...to here.
1470 2016-11-30 David Malcolm <dmalcolm@redhat.com>
1473 * selftest.c (selftest::assert_strndup_eq): New function.
1474 (selftest::test_strndup): New function.
1475 (selftest::test_libiberty): New function.
1476 (selftest::selftest_c_tests): Call test_libiberty.
1478 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1480 PR rtl-optimization/78610
1481 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
1484 2016-11-30 Bin Cheng <bin.cheng@arm.com>
1486 PR tree-optimization/78574
1487 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
1488 header PHI that doesn't define biv.
1490 2016-11-30 Jakub Jelinek <jakub@redhat.com>
1492 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
1495 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
1496 sharing the SUBREG rtx between move and following insn.
1498 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
1499 for REG_EQUIV argument.
1501 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
1503 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
1505 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
1508 * real.c (real_hash): Add cast to avoid left
1509 shifting of negative values.
1511 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1514 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
1515 from a subreg in operands[1] and don't call REGNO on a non-reg
1516 expression when deciding to force operands[2] into a reg.
1518 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
1519 Andrew Burgess <andrew.burgess@embecosm.com>
1521 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
1522 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
1523 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
1524 * config/arc/arc700.md: Add define_bypass for store/load.
1526 2016-11-30 Martin Liska <mliska@suse.cz>
1528 * cgraph.c (symbol_table::initialize): Initialize
1529 ipa_clones_dump_file.
1530 (cgraph_node::remove): Report to ipa_clones_dump_file.
1531 * cgraph.h: Add new argument (suffix) to cloning methods.
1532 * cgraphclones.c (dump_callgraph_transformation): New function.
1533 (cgraph_node::create_clone): New argument.
1534 (cgraph_node::create_virtual_clone): Likewise.
1535 (cgraph_node::create_version_clone): Likewise.
1536 * dumpfile.c: Add .ipa-clones dump file.
1537 * dumpfile.h (enum tree_dump_index): Add TDI_clones
1538 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
1539 to dump_callgraph_transformation.
1541 2016-11-30 Martin Liska <mliska@suse.cz>
1544 * asan.c (asan_expand_mark_ifn): Properly
1545 select a VAR_DECL from FRAME.* component reference.
1547 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1549 PR rtl-optimization/78583
1550 * simplify-rtx.c (simplify_truncation): Add check missing from the
1553 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1555 PR rtl-optimization/78590
1556 * combine.c (change_zero_ext): Transform zero_extend of subregs only
1557 if the subreg_reg is a scalar integer mode.
1559 2016-11-30 Jakub Jelinek <jakub@redhat.com>
1561 PR tree-optimization/78586
1562 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
1563 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
1564 Don't build_int_cst min/max twice. Formatting fix.
1566 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
1568 PR rtl-optimization/78588
1569 * combine.c (if_then_else_cond): Also guard against BLKmode.
1570 * rtlanal.c (num_sign_bit_copies1): Add assert.
1572 2016-11-29 Jeff Law <law@redhat.com>
1574 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
1577 * lra-constraints.c (check_and_process_move): Constrain the
1578 range of DCLASS and SCLASS to avoid false positive out of bounds
1579 array index warning.
1581 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1583 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
1585 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1587 PR preprocessor/78569
1588 * input.c (get_substring_ranges_for_loc): Fail gracefully if
1589 line directives were present.
1591 2016-11-30 Matthias Klose <doko@ubuntu.com>
1593 * doc/install.texi: Document configure options --enable-objc-gc
1594 and --with-target-bdw-gc.
1596 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1599 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
1600 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
1601 residing in traditional altivec registers can be stored
1604 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
1607 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
1608 overhead loop start between a call and its CALL_ARG_LOCATION
1611 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
1613 * config/bfin/linux.h (CPP_SPEC): Define.
1615 2016-11-29 Martin Sebor <msebor@redhat.com>
1617 PR tree-optimization/78512
1618 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
1619 * config/rs6000/linux.h: Same.
1620 * config/rs6000/linux64.h: Same.
1621 * config/sol2.h: Same.
1622 * config/sol2.c (solaris_printf_pointer_format): Remove.
1623 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
1624 * doc/tm.texi: Regenerate.
1625 * gimple-ssa-sprintf.c (format_pointer): Rempove.
1626 (pass_sprintf_length::compute_format_length): Return bool.
1627 (pass_sprintf_length::handle_gimple_call): Adjust.
1628 * target.def (printf_pointer_format): Remove.
1629 * targhooks.c (default_printf_pointer_format): Remove.
1630 (linux_printf_pointer_format): Same.
1631 * targhooks.h (default_printf_pointer_format): Remove.
1632 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
1634 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
1636 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
1638 (SWI1248_AVX512BWDQ): Ditto.
1639 (SWI1248_AVX512BW): Ditto.
1640 (k<any_logic:code><mode>): Ditto.
1641 (kandn<mode>): Ditto.
1642 (kxnor<mode>): Ditto.
1643 (knot<mode>): Ditto.
1644 (*k<any_lshift:code><mode>): Ditto.
1645 (kortestzhi, kortestchi): Ditto.
1646 (kunpckhi, kunpcksi, kunpckdi): Ditto.
1648 2016-11-29 Andrew Pinski <apinski@cavium.com>
1650 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
1653 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
1656 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
1657 to stack before call mcount.
1658 (tilegx_can_use_return_insn_p): Clean up code.
1660 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1662 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
1664 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1670 * spellcheck.c (selftest::test_find_closest_string): Verify that
1671 we don't offer the goal string as a suggestion.
1672 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
1673 offer the goal string as a suggestion.
1676 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
1678 * config/arc/arc.c (arc_override_options): Avoid selection of
1679 compact casesi for ARCv2.
1681 2016-11-29 Richard Biener <rguenther@suse.de>
1683 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
1684 PHIs after a regular stmt.
1685 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
1688 2016-11-29 Martin Liska <mliska@suse.cz>
1690 PR gcov-profile/78582
1691 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
1692 to prevent PHI argument clash.
1694 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
1696 * config/arc/arc.opt (marclinux): Fix typo.
1697 (marclinux_prof): Likewise.
1699 2016-11-29 Jiong Wang <jiong.wang@arm.com>
1701 * target.def (stack_protect_runtime_enabled_p): New.
1702 * function.c (expand_function_end): Guard stack_protect_epilogue with
1703 targetm.stack_protect_runtime_enabled_p.
1704 * cfgexpand.c (pass_expand::execute): Likewise.
1705 * calls.c (expand_call): Likewise.
1706 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
1707 * doc/tm.texi: Regenerate.
1709 2016-11-29 Richard Biener <rguenther@suse.de>
1712 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
1714 2016-11-29 Janus Weil <janus@gcc.gnu.org>
1716 * doc/contrib.texi: Add a few missing gfortran contributors.
1718 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
1720 * combine.c (change_zero_ext): Also handle extends from a subreg
1721 to a mode bigger than that of the operand of the subreg.
1723 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
1726 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
1727 stack_restore_tie insn instead of stack_tie, for the SVR4 and
1729 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
1731 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1733 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
1734 head_components and tail_components.
1735 (spread_components): New algorithm.
1736 (emit_common_tails_for_components): Clear head_components and
1738 (insert_prologue_epilogue_for_components): Write extra output to the
1739 dump file for sibcalls and abnormal exits.
1741 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1743 PR rtl-optimization/78342
1744 * combine.c: Include "cfghooks.h".
1745 (try_combine): If we create an unconditional trap, break the basic
1746 block in two just after it, and remove the edge between; also, set
1747 the *new_direct_jump_p flag so that cleanup_cfg is run.
1749 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1751 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
1754 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1756 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
1757 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
1758 output template string.
1759 (*anddi_1): Use multi-line output template string.
1762 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1765 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
1766 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
1767 note has been removed.
1768 * postreload.c (reload_combine_recognize_pattern): If
1769 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
1771 2016-11-28 Martin Sebor <msebor@redhat.com>
1774 * gimple-ssa-sprintf.c (target_max_value): Remove.
1775 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
1776 (get_width_and_precision): New function.
1777 (format_integer, format_floating, get_string_length, format_string):
1778 Correct handling of width and precision with unknown value.
1779 (format_directive): Add warning.
1780 (pass_sprintf_length::compute_format_length): Allow for precision
1781 to consist of a sole period with no asterisk or digits after it.
1783 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1785 PR rtl-optimization/78546
1786 * simplify-rtx.c (neg_const_int): When negating most negative
1787 number in mode wider than HOST_BITS_PER_WIDE_INT, use
1788 simplify_const_unary_operation to produce CONST_DOUBLE or
1790 (simplify_plus_minus): Handle the case where neg_const_int
1791 doesn't return a CONST_INT.
1793 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
1796 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
1797 left shifting of negative values.
1799 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1802 * tree-nested.c (convert_local_reference_stmt): After adding
1803 shared (FRAME.NN) clause to omp parallel, task or target,
1804 add it also to all outer omp parallel, task or target constructs.
1806 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1808 * config/i386/i386.md (UNSPEC_KMASKOP): New.
1809 (UNSPEC_KMOV): Remove.
1810 (kmovw): Expand to plain HImode move.
1811 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
1812 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
1813 Remove corresponding clobber-removing splitter.
1814 (*anddi_1): Remove mask register alternatives.
1818 (*<any_or:code><mode>_1): Ditto.
1819 (*<any_or:code>qi_1): Ditto.
1820 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
1821 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
1822 Remove corresponding splitter to operation with general registers.
1823 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
1824 (*andn<SWI12:mode>): New pattern.
1825 (*kxnor<mode>): Remove general register alternatives. Tag pattern
1826 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
1827 with general registers.
1828 (knot<mode>): New insn pattern.
1829 (*one_cmpl<mode>2_1): Remove mask register alternatives.
1830 (one_cmplqi2_1): Ditto.
1831 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
1832 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
1833 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
1834 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
1835 to generate kmaskop shift.
1836 (vec_unpacks_hi_<mode>): Ditto.
1837 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
1838 Use CODE_FOR_kandhi.
1839 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
1840 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
1841 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
1843 2016-11-28 Richard Biener <rguenther@suse.de>
1845 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
1846 to SSA names via extract_range_from_ssa_name if allowed.
1848 2016-11-28 Richard Biener <rguenther@suse.de>
1850 PR tree-optimization/78542
1851 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
1854 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
1856 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
1857 isolates a single bit, even if the condition involves subregs.
1859 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1861 * config/aarch64/aarch64-simd-builtins.def
1862 (BSL_P): Added di and v2di mode.
1863 * config/aarch64/arm_neon.h
1864 (vsriq_n_p64, vsri_n_p64): Added poly type.
1865 (vextq_p64, vext_p64): Likewise.
1866 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
1868 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1870 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
1871 (TYPES_GETREGP): Likewise.
1872 (TYPES_SHIFTINSERTP): Likewise.
1873 (TYPES_COMBINEP): Likewise.
1874 (TYPES_STORE1P): Likewise.
1875 * config/aarch64/aarch64-simd-builtins.def
1876 (combine): Added poly generator.
1877 (get_dregoi): Likewise.
1878 (get_dregci): Likewise.
1879 (get_dregxi): Likewise.
1883 * config/aarch64/arm_neon.h
1884 (poly64x1x2_t, poly64x1x3_t): New.
1885 (poly64x1x4_t, poly64x2x2_t): Likewise.
1886 (poly64x2x3_t, poly64x2x4_t): Likewise.
1887 (poly64x1_t): Likewise.
1888 (vcreate_p64, vcombine_p64): Likewise.
1889 (vdup_n_p64, vdupq_n_p64): Likewise.
1890 (vld2_p64, vld2q_p64): Likewise.
1891 (vld3_p64, vld3q_p64): Likewise.
1892 (vld4_p64, vld4q_p64): Likewise.
1893 (vld2_dup_p64, vld3_dup_p64): Likewise.
1894 (vld4_dup_p64, vsli_n_p64): Likewise.
1895 (vsliq_n_p64, vst1_p64): Likewise.
1896 (vst1q_p64, vst2_p64): Likewise.
1897 (vst3_p64, vst4_p64): Likewise.
1898 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
1899 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
1900 (vget_lane_p64, vgetq_lane_p64): Likewise.
1901 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
1902 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
1903 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
1904 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
1905 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
1906 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
1907 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
1908 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
1909 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
1910 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
1911 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
1912 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
1913 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
1914 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
1915 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
1916 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
1917 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
1918 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
1919 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
1920 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
1921 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
1922 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
1923 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
1924 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
1925 (vset_lane_p64, vsetq_lane_p64): Likewise.
1926 (vget_low_p64, vget_high_p64): Likewise.
1927 (vcombine_p64, vst2_lane_p64): Likewise.
1928 (vst3_lane_p64, vst4_lane_p64): Likewise.
1929 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
1930 (vst4q_lane_p64, vget_lane_p64): Likewise.
1931 (vget_laneq_p64, vset_lane_p64): Likewise.
1932 (vset_laneq_p64, vcopy_lane_p64): Likewise.
1933 (vcopy_laneq_p64, vdup_n_p64): Likewise.
1934 (vdupq_n_p64, vdup_lane_p64): Likewise.
1935 (vdup_laneq_p64, vld1_p64): Likewise.
1936 (vld1q_p64, vld1_dup_p64): Likewise.
1937 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
1938 (vmov_n_p64, vmovq_n_p64): Likewise.
1939 (vst3q_p64, vst4q_p64): Likewise.
1940 (vld1_lane_p64, vld1q_lane_p64): Likewise.
1941 (vst1_lane_p64, vst1q_lane_p64): Likewise.
1942 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
1943 (vdupq_laneq_p64): Likewise.
1945 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1947 * config/arm/arm_neon.h (vget_lane_p64): New.
1949 2016-11-28 Iain Sandoe <iain@codesourcery.com>
1952 * configure.ac (with_ld64): Use portable method to extract the
1953 major part of the version number.
1954 * configure: Regenerated.
1956 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1958 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
1959 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
1960 intmax_t couldn't be determined.
1961 (format_integer): Make {,u}intmax_type_node no longer static,
1962 initialize them only when needed. For z and t use
1963 signed_or_unsigned_type_for instead of assuming size_t and
1964 ptrdiff_t have the same precision.
1967 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
1968 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
1969 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
1970 vector instead of traversing m_classes hash table. Release
1972 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
1974 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
1975 add it also to m_classes_vec vector.
1976 (sem_item_optimizer::remove_symtab_node,
1977 sem_item_optimizer::build_hash_based_classes,
1978 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
1979 (sem_item_optimizer::subdivide_classes_by_equality,
1980 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
1981 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
1982 instead of traversing m_classes hash table. Formatting fixes.
1983 (sem_item_optimizer::traverse_congruence_split,
1984 sem_item_optimizer::do_congruence_step_for_index,
1985 sem_item_optimizer::do_congruence_step): Formatting fixes.
1986 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
1987 vector instead of traversing m_classes hash table.
1988 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
1989 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
1990 instead of traversing m_classes hash table.
1992 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1994 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
1995 X is not unused after.
1997 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
1999 PR rtl-optimization/78120
2000 * rtlanal.c (insn_rtx_cost): Revert previous change.
2002 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
2005 * config/avr/avr.md (SPLIT34): New mode iterator.
2006 (bitop): New code iterator.
2007 (*iorhi3.ashift8-*). New insn-and-split patterns.
2008 (*movhi): Post-reload split reg = 0.
2009 [!MOVW]: Post-reload split reg = reg.
2010 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
2011 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
2012 (iorhi3, iorpsi3, iorsi3): Same.
2013 (xorhi3, xorpsi3, xorsi3): Same.
2014 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
2015 costs to *iorhi3.ashift8-* patterns.
2017 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2018 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2021 * config.in: Regenerate
2022 * config/darwin-driver.c (darwin_driver_init): Emit a version string
2024 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
2025 * config/darwin.opt(asm_macosx_version_min): New.
2026 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
2027 * configure: Regenerate
2028 * configure.ac: Check for mmacosx-version-min handling.
2030 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2033 * config/i386/i386.c (ix86_code_end): Note that we emitted code
2034 where the function might otherwise appear empty for picbase thunks.
2035 (ix86_output_function_epilogue): If we find a zero-sized function
2036 assume that reaching it is UB and trap. If we find a trailing label
2038 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
2039 find a zero-sized function assume that reaching it is UB and trap.
2040 If we find a trailing label, append a nop.
2042 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2045 * config/darwin-sections.def (picbase_thunk_section): New.
2046 * config/darwin.c (darwin_init_sections): Set up picbase thunk
2047 section. (darwin_rodata_section, darwin_objc2_section,
2048 machopic_select_section, darwin_asm_declare_constant_name,
2049 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
2050 coalesced with newer linkers.
2051 (darwin_override_options): Decide on usage of coalesed sections
2052 on the basis of the target linker version.
2053 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
2054 * config/darwin.opt (mtarget-linker): New.
2055 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
2056 a coalesced section, instead use a thunks section.
2058 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2061 * configure.ac (with-ld64): New var, set for Darwin, set on
2062 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
2063 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
2064 * config/darwin10.h(DEF_LD64): Update for this target version.
2065 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
2066 (DEF_LD64): Update for this target version.
2067 * configure: Regenerated.
2068 * config.in: Regenerated.
2070 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2073 * config/darwin.c (imachopic_indirection_name): Make data
2074 section indirections linker-visible.
2075 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
2076 constant labels linker-visible.
2078 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2080 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
2081 (free_lang_data): Remove assignment to ptrdiff_type_node.
2083 2016-11-25 Jakub Jelinek <jakub@redhat.com>
2085 PR rtl-optimization/78526
2086 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
2087 beyond val's precision.
2089 PR rtl-optimization/78527
2090 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
2091 out of bounds shift count.
2093 2016-11-25 Martin Liska <mliska@suse.cz>
2096 * doc/invoke.texi (-fprofile-use): Fix reference to a section
2097 where -fprofile-generate is documented.
2099 2016-11-25 Martin Liska <mliska@suse.cz>
2101 PR gcov-profile/78086
2102 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
2103 not supported by a target. Set priority to 100 if possible.
2104 (build_gcov_exit_decl): Likewise.
2106 2016-11-25 Richard Biener <rguenther@suse.de>
2109 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
2110 unary, binary and single RHSs.
2111 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
2113 2016-11-25 Bin Cheng <bin.cheng@arm.com>
2118 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
2119 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
2120 and set it to result code if transformation is valid. Use code EQ
2121 directly in last simplification case.
2123 2016-11-25 Richard Biener <rguenther@suse.de>
2125 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
2126 before valueizing return stmts.
2128 2016-11-24 Richard Biener <rguenther@suse.de>
2130 PR tree-optimization/78343
2131 * passes.def: Add CD-DCE pass after loop splitting.
2132 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
2133 SCEV init/finalize ...
2134 (perform_tree_ssa_dce): ... here. Deal with being
2135 executed inside the loop pipeline in aggressive mode.
2137 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
2139 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
2141 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
2143 PR tree-optimization/77673
2144 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
2145 (init_symbolic_number): Initialize src field from src parameter.
2146 (perform_symbolic_merge): Select most dominated statement as the
2147 source statement. Set src field of resulting n structure from the
2148 input src with the lowest address.
2149 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
2150 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
2151 of load from src field rather than insertion statement. Cancel
2152 optimization if statement analyzed is not dominated by the insertion
2154 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
2155 dominance information.
2157 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
2160 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2162 2016-11-25 Martin Jambor <mjambor@suse.cz>
2164 PR tree-optimization/70965
2165 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
2167 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
2170 * config/i386/i386.c (i386_excess_precision): Do not return
2171 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
2172 EXCESS_PRECISION_TYPE_STANDARD.
2173 * target.def (excess_precision): Document that targets should
2174 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
2175 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
2176 Fix typo in first sentence.
2177 * doc/tm.texi: Regenerate.
2179 2016-11-25 Richard Biener <rguenther@suse.de>
2181 PR tree-optimization/78396
2182 * tree-vectorizer.c (vectorize_loops): When the if-converted
2183 body contains masked loads or stores do not attempt to
2184 basic-block-vectorize it.
2186 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2187 Alan Hayward <alan.hayward@arm.com>
2188 David Sherwood <david.sherwood@arm.com>
2190 * function.h (spill_slot_alignment): Declare.
2191 * function.c (spill_slot_alignment): New function.
2192 * lra-spills.c (slot): Add align and size fields.
2193 (assign_mem_slot): Use them in the call to assign_stack_local.
2194 (add_pseudo_to_slot): Update the fields.
2195 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
2197 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2198 Alan Hayward <alan.hayward@arm.com>
2199 David Sherwood <david.sherwood@arm.com>
2201 * stor-layout.c (layout_type): Allow the caller to set the mode of
2202 a float type. Only choose one here if the mode is still VOIDmode.
2203 * tree.c (build_common_tree_nodes): Set the type mode of decimal
2204 floats before calling layout_type.
2205 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
2207 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2209 * tree-tailcall.c (find_tail_calls): Allow calls to reference
2210 local variables if all references are known to be direct.
2212 2016-11-25 Jakub Jelinek <jakub@redhat.com>
2213 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2216 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
2217 non null and it's precision matches precision of lhs's type.
2219 2016-11-24 Martin Sebor <msebor@redhat.com>
2221 PR tree-optimization/78476
2222 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
2224 (handle_gimple_call): Adjust signature.
2225 (try_substitute_return_value): Remove calls to bounded functions
2226 with zero buffer size whose result is known.
2227 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
2229 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2231 * varasm.c (assemble_start_function): Wrap align_log definition in
2232 ASM_OUTPUT_MAX_SKIP_ALIGN.
2234 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
2236 * config/i386/i386.md (wide AND insn to QImode splitter): Use
2237 explicit mode macros.
2238 (wide OR insn to QImode splitter): Ditto.
2240 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
2242 PR rtl-optimization/77541
2243 * lra-constraints.c (struct input_reload): Add field match_p.
2244 (get_reload_reg): Check modes of input reloads to generate unique
2245 value reload pseudo.
2246 (match_reload): Add input reload pseudo for the current insn.
2248 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2250 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
2251 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
2252 architecture levels.
2253 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
2254 the aarch64_fp16_type_node, not all HFmode types.
2255 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
2256 (aarch64_scalar_mode_supported_p): Likewise.
2257 (aarch64_excess_precision): New.
2258 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
2259 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
2260 (TARGET_C_EXCESS_PRECISION): Likewise.
2262 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2264 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
2265 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2267 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2269 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
2270 (<optab>dihf2): Likewise.
2271 (aarch64_fp16_<optab><mode>hf2): New.
2273 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
2276 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
2278 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2280 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
2281 Enable REE at -O2 and higher.
2282 * config/sparc/sparc.c (sparc_option_override): Disable it by default
2285 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2289 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
2290 (new_temp_expr_table): Initialise reg_vars_cnt.
2291 (free_temp_expr_table): Release reg_vars_cnt.
2292 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
2294 (find_replaceable_in_bb): Use the above to record register variable
2295 write occurrences and cancel replacement across them.
2297 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2299 PR rtl-optimization/78437
2300 * ree.c (get_uses): New function.
2301 (combine_reaching_defs): When a copy is needed, return false if any
2302 reaching use of the source register reads it in a mode larger than
2303 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
2305 2016-11-24 Martin Liska <mliska@suse.cz>
2307 * gimple-pretty-print.c (dump_edge_probability): New function.
2308 (dump_gimple_switch): Dump label edge probabilities.
2309 (dump_gimple_cond): Likewise.
2310 (dump_gimple_label): Dump
2311 (dump_gimple_bb_header): Dump basic block frequency.
2312 (pp_cfg_jump): Replace e->dest argument with e.
2313 (dump_implicit_edges): Likewise.
2314 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
2315 Use gimple_bb (at) instead of at->bb.
2317 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
2319 * common.opt (flimit-function-alignment): New.
2320 * doc/invoke.texi (-flimit-function-alignment): Document.
2321 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
2322 * final.c (shorten_branches): Set it.
2323 * varasm.c (assemble_start_function): Limit alignment if
2326 2016-11-24 Richard Biener <rguenther@suse.de>
2328 PR tree-optimization/71595
2329 * cfgloopmanip.h (remove_path): Add irred_invalidated and
2330 loop_closed_ssa_invalidated parameters, defaulted to NULL.
2331 * cfgloopmanip.c (remove_path): Likewise, pass them along to
2332 called functions. Only fix irred flags if the caller didn't
2334 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
2335 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
2338 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
2340 PR rtl-optimization/78120
2341 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
2342 cases, and additionally test against max_seq_cost for speed
2344 (noce_process_if_block): Compute an estimate for the original cost when
2345 optimizing for speed, using the minimum of then and else block costs.
2347 PR rtl-optimization/78120
2348 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
2350 PR rtl-optimization/78120
2351 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
2353 2016-11-24 Bin Cheng <bin.cheng@arm.com>
2355 * match.pd: Refine type conversion in result expr for below pattern:
2356 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2358 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2361 * tree.h (wi::fits_to_boolean_p): New predicate.
2362 (wi::fits_to_tree_p): Use it for boolean types.
2363 * tree.c (int_fits_type_p): Likewise.
2365 2016-11-24 Martin Liska <mliska@suse.cz>
2367 * print-tree.c (struct bucket): Remove.
2368 (print_node): Add new argument which drives whether a tree node
2369 is printed briefly or not.
2370 (debug_tree): Replace a custom hash table with hash_set<T>.
2371 * print-tree.h (print_node): Add the argument.
2373 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
2375 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
2377 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
2380 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
2381 if it is at least NREGS wide.
2383 2016-11-23 Joseph Myers <joseph@codesourcery.com>
2385 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
2386 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
2387 TFmode, IFmode and KFmode.
2389 2016-11-23 Joseph Myers <joseph@codesourcery.com>
2391 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
2394 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2396 * combine.c (change_zero_ext): Only change the mode of a hard register
2397 destination if can_change_dest_mode holds for that.
2399 2016-11-23 Jeff Law <law@redhat.com>
2401 * varasm.c (assemble_name): Increase buffer size for name.
2403 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
2405 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
2407 * doc/extend.texi: Constify first argument to __builtin_object_size.
2409 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
2411 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
2412 to be used. Add brackets around macro argument.
2414 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
2416 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
2418 2016-11-23 Jakub Jelinek <jakub@redhat.com>
2421 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
2422 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
2424 2016-11-23 Jakub Jelinek <jakub@redhat.com>
2427 * omp-low.c (build_outer_var_ref): Change lastprivate argument
2428 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
2429 on worksharing constructs, treat it like clauses on simd construct.
2431 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
2432 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
2433 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
2434 of true as last argument to build_outer_var_ref.
2436 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
2438 * config/i386/i386.md (*movqi_internal): Calculate mode
2439 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
2440 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
2441 (*k<logic><mode>): Calculate mode attribute depending on
2442 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
2443 (*andqi_1): Calculate mode attribute of alternative 3 depending
2444 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
2445 (kandn<mode>): Calculate mode attribute of alternative 2 depending
2446 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
2447 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
2448 iterator. Calculate mode attribute of alternative 1 depending
2449 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
2450 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
2451 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
2453 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2456 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
2457 * tree-vrp.c (extract_range_basic): Handle case for
2458 CFN_BUILT_IN_STRLEN.
2460 2016-11-23 Jeff Law <law@redhat.com>
2462 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
2464 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
2465 in boolean context warning.
2467 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
2469 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2472 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
2473 (arm_fp16_type_node): ...This, make visibile.
2474 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
2476 (arm_init_simd_builtin_types): Likewise.
2477 (arm_init_fp16_builtins): Likewise.
2478 * config/arm/arm.c (arm_excess_precision): New.
2479 (arm_floatn_mode): Likewise.
2480 (TARGET_C_EXCESS_PRECISION): Likewise.
2481 (TARGET_FLOATN_MODE): Likewise.
2482 (arm_promoted_type): Only promote arm_fp16_type_node.
2483 * config/arm/arm.h (arm_fp16_type_node): Declare.
2485 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2487 * config/arm/arm.c (arm_convert_to_type): Delete.
2488 (TARGET_CONVERT_TO_TYPE): Delete.
2489 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
2490 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
2491 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
2492 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
2493 are in fast math mode, and have no single step hardware instruction.
2494 (extendhfdf2): Only expand through SFmode if we don't have a
2495 single-step hardware instruction.
2496 * config/arm/vfp.md (*truncdfhf2): New.
2497 (extendhfdf2): Likewise.
2499 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2501 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
2504 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2506 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
2507 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
2508 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
2509 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
2510 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
2511 * doc/tm.texi: Regenerate.
2512 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
2514 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2516 * toplev.c (init_excess_precision): Delete most logic.
2517 * tree.c (excess_precision_type): Rewrite to use
2518 TARGET_EXCESS_PRECISION.
2519 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
2520 more generic fashion.
2521 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
2522 __STDC_WANT_IEC_60559_TYPES_EXT__.
2524 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2526 * common.opt (fpermitted-flt-eval-methods): New.
2527 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
2528 * flag_types.h (permitted_flt_eval_methods): New.
2530 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2532 * config/m68k/m68k.c (m68k_excess_precision): New.
2533 (TARGET_C_EXCESS_PRECISION): Define.
2535 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2537 * config/s390/s390.c (s390_excess_precision): New.
2538 (TARGET_C_EXCESS_PRECISION): Define.
2540 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2542 * config/i386/i386.c (ix86_excess_precision): New.
2543 (TARGET_C_EXCESS_PRECISION): Define.
2545 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2547 * target.def (excess_precision): New hook.
2548 * target.h (flt_eval_method): New.
2549 (excess_precision_type): Likewise.
2550 * targhooks.c (default_excess_precision): New.
2551 * targhooks.h (default_excess_precision): New.
2552 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
2553 * doc/tm.texi: Regenerate.
2555 2016-11-23 Martin Sebor <msebor@redhat.com>
2558 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
2559 set the minimum number of bytes for an unknown string to zero.
2561 2016-11-23 Martin Jambor <mjambor@suse.cz>
2562 Martin Liska <mliska@suse.cz>
2564 * hsa-builtins.def: New file.
2565 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
2566 * builtins.def: Include hsa-builtins.def.
2567 (DEF_HSA_BUILTIN): New macro.
2568 * dumpfile.h (OPTGROUP_OPENMP): Define.
2569 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
2570 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
2571 GF_OMP_FOR_GRID_GROUP_ITER.
2572 (gimple_omp_for_grid_phony): Added checking assert.
2573 (gimple_omp_for_set_grid_phony): Likewise.
2574 (gimple_omp_for_grid_intra_group): New function.
2575 (gimple_omp_for_set_grid_intra_group): Likewise.
2576 (gimple_omp_for_grid_group_iter): Likewise.
2577 (gimple_omp_for_set_grid_group_iter): Likewise.
2578 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
2579 previosuly only distribute loop was permitted.
2580 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
2581 (grid_get_kernel_launch_attributes): Support multiple HSA grid
2583 (grid_expand_omp_for_loop): Likewise and also support standalone
2584 distribute constructs. New parameter INTRA_GROUP, updated both users.
2585 (grid_expand_target_grid_body): Support standalone distribute
2587 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
2588 (pass_data_expand_omp_ssa): Likewise.
2589 (pass_data_omp_device_lower): Likewsie.
2590 (pass_data_lower_omp): Likewise.
2591 (pass_data_diagnose_omp_blocks): Likewise.
2592 (pass_data_oacc_device_lower): Likewise.
2593 (pass_data_omp_target_link): Likewise.
2594 (grid_lastprivate_predicate): New function.
2595 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
2597 (lower_omp_for): Support standalone distribute constructs.
2598 (grid_prop): New type.
2599 (grid_safe_assignment_p): Check for assignments to group_sizes, new
2601 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
2603 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
2604 optimization info messages.
2605 (grid_find_single_omp_among_assignments): Likewise.
2606 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
2607 (grid_parallel_clauses_gridifiable): New function.
2608 (grid_inner_loop_gridifiable_p): Likewise.
2609 (grid_dist_follows_simple_pattern): Likewise.
2610 (grid_gfor_follows_tiling_pattern): Likewise.
2611 (grid_call_permissible_in_distribute_p): Likewise.
2612 (grid_handle_call_in_distribute): Likewise.
2613 (grid_dist_follows_tiling_pattern): Likewise.
2614 (grid_target_follows_gridifiable_pattern): Support standalone
2615 distribute constructs.
2616 (grid_var_segment): New enum.
2617 (grid_mark_variable_segment): New function.
2618 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
2619 if a new argument says so.
2620 (grid_process_grid_body): New function.
2621 (grid_eliminate_combined_simd_part): Likewise.
2622 (grid_mark_tiling_loops): Likewise.
2623 (grid_mark_tiling_parallels_and_loops): Likewise.
2624 (grid_process_kernel_body_copy): Support standalone distribute
2626 (grid_attempt_target_gridification): New grid variable holding overall
2627 gridification state. Support standalone distribute constructs and
2629 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
2630 * hsa.h (hsa_bb): Add method method append_phi.
2631 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
2632 occurences in all files too.
2633 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
2634 (is_a_helper <hsa_insn_br *>::test): New function.
2635 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
2636 branch instructions.
2637 (hsa_insn_signal): Make a direct descendant of
2638 hsa_insn_basic. Add memorder constructor parameter and
2639 m_memory_order and m_signalop member variables.
2640 (hsa_insn_queue): Changed constructor parameters to common form.
2641 Added m_segment and m_memory_order member variables.
2642 (hsa_summary_t): Add private member function
2643 process_gpu_implementation_attributes.
2644 (hsa_function_summary): Rename m_binded_function to
2646 (hsa_insn_basic_p): Remove typedef.
2647 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
2648 (hsa_op_reg_p): Remove typedef.
2649 (hsa_function_representation): Change hsa_op_reg_p into plain
2651 (hsa_insn_phi): Removed new and delete operators.
2652 (hsa_insn_br): Likewise.
2653 (hsa_insn_cbr): Likewise.
2654 (hsa_insn_sbr): Likewise.
2655 (hsa_insn_cmp): Likewise.
2656 (hsa_insn_mem): Likewise.
2657 (hsa_insn_atomic): Likewise.
2658 (hsa_insn_signal): Likewise.
2659 (hsa_insn_seg): Likewise.
2660 (hsa_insn_call): Likewise.
2661 (hsa_insn_arg_block): Likewise.
2662 (hsa_insn_comment): Likewise.
2663 (hsa_insn_srctype): Likewise.
2664 (hsa_insn_packed): Likewise.
2665 (hsa_insn_cvt): Likewise.
2666 (hsa_insn_alloca): Likewise.
2667 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
2668 (process_gpu_implementation_attributes): New function.
2669 (link_functions): Move some functionality into it. Adjust after
2670 renaming m_binded_functions to m_bound_functions.
2671 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
2672 to the list of instructions with no output registers.
2673 (get_in_type): Return this if it is a register of
2675 (hsa_get_declaration_name): Moved to...
2676 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
2677 temporary string on an obstack instead from ggc.
2678 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
2679 down to two overloads.
2680 (hsa_allocp_operand_address): Removed.
2681 (hsa_allocp_operand_immed): Likewise.
2682 (hsa_allocp_operand_reg): Likewise.
2683 (hsa_allocp_operand_code_list): Likewise.
2684 (hsa_allocp_operand_operand_list): Likewise.
2685 (hsa_allocp_inst_basic): Likewise.
2686 (hsa_allocp_inst_phi): Likewise.
2687 (hsa_allocp_inst_mem): Likewise.
2688 (hsa_allocp_inst_atomic): Likewise.
2689 (hsa_allocp_inst_signal): Likewise.
2690 (hsa_allocp_inst_seg): Likewise.
2691 (hsa_allocp_inst_cmp): Likewise.
2692 (hsa_allocp_inst_br): Likewise.
2693 (hsa_allocp_inst_sbr): Likewise.
2694 (hsa_allocp_inst_call): Likewise.
2695 (hsa_allocp_inst_arg_block): Likewise.
2696 (hsa_allocp_inst_comment): Likewise.
2697 (hsa_allocp_inst_queue): Likewise.
2698 (hsa_allocp_inst_srctype): Likewise.
2699 (hsa_allocp_inst_packed): Likewise.
2700 (hsa_allocp_inst_cvt): Likewise.
2701 (hsa_allocp_inst_alloca): Likewise.
2702 (hsa_allocp_bb): Likewise.
2704 (hsa_init_data_for_cfun): Initialize obstack.
2705 (hsa_deinit_data_for_cfun): Release memory of the obstack.
2706 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
2707 (hsa_op_reg::operator new): Likewise.
2708 (hsa_op_address::operator new): Likewise.
2709 (hsa_op_code_list::operator new): Likewise.
2710 (hsa_op_operand_list::operator new): Likewise.
2711 (hsa_insn_basic::operator new): Likewise.
2712 (hsa_insn_phi::operator new): Likewise.
2713 (hsa_insn_br::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 (hsa_init_new_bb): Likewise.
2728 (hsa_bb::append_phi): New function.
2729 (gen_hsa_phi_from_gimple_phi): Use it.
2730 (get_symbol_for_decl): Fix dinstinguishing between
2731 global and local functions. Put local variables into a segment
2732 according to their attribute or static flag, if there is one.
2733 (hsa_insn_br::hsa_insn_br): New.
2734 (hsa_insn_br::operator new): Likewise.
2735 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
2736 (query_hsa_grid_nodim): New function.
2737 (multiply_grid_dim_characteristics): Likewise.
2738 (gen_get_num_threads): Likewise.
2739 (gen_get_num_teams): Reimplemented.
2740 (gen_get_team_num): Likewise.
2741 (gen_hsa_insns_for_known_library_call): Updated calls to the above
2743 (get_memory_order_name): Removed.
2744 (get_memory_order): Likewise.
2745 (hsa_memorder_from_tree): New function.
2746 (gen_hsa_ternary_atomic_for_builtin): Renamed to
2747 gen_hsa_atomic_for_builtin, can also create signals.
2748 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
2749 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
2750 (hsa_insn_atomic): Fix function comment.
2751 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
2752 ancestor constructor and initialization of new member variables.
2753 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
2755 (hsa_get_host_function): Handle functions with no bound CPU
2756 implementation. Fix binded to bound.
2757 (get_brig_function_name): Likewise.
2758 (HSA_SORRY_ATV): Remove semicolon after macro.
2759 (HSA_SORRY_AT): Likewise.
2760 (omp_simple_builtin::generate): Add missing semicolons.
2761 (hsa_insn_phi::operator new): Removed.
2762 (hsa_insn_br::operator new): Likewise.
2763 (hsa_insn_cbr::operator new): Likewise.
2764 (hsa_insn_sbr::operator new): Likewise.
2765 (hsa_insn_cmp::operator new): Likewise.
2766 (hsa_insn_mem::operator new): Likewise.
2767 (hsa_insn_atomic::operator new): Likewise.
2768 (hsa_insn_signal::operator new): Likewise.
2769 (hsa_insn_seg::operator new): Likewise.
2770 (hsa_insn_call::operator new): Likewise.
2771 (hsa_insn_arg_block::operator new): Likewise.
2772 (hsa_insn_comment::operator new): Likewise.
2773 (hsa_insn_srctype::operator new): Likewise.
2774 (hsa_insn_packed::operator new): Likewise.
2775 (hsa_insn_cvt::operator new): Likewise.
2776 (hsa_insn_alloca::operator new): Likewise.
2777 (get_symbol_for_decl): Accept CONST_DECLs, put them to
2779 (gen_hsa_addr): Also process CONST_DECLs.
2780 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
2782 (gen_hsa_unary_operation): Make sure the function does
2783 not use bittype source type for firstbit and lastbit operations.
2784 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
2786 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
2788 (emit_branch_insn): Renamed to emit_cond_branch_insn.
2789 Emit the width stored in the class.
2790 (emit_generic_branch_insn): New function.
2791 (emit_insn): Call emit_generic_branch_insn.
2792 (emit_signal_insn): Remove obsolete comment. Update
2793 member variable name, pick a type according to profile.
2794 (emit_alloca_insn): Remove obsolete comment.
2795 (emit_atomic_insn): Likewise.
2796 (emit_queue_insn): Get segment and memory order from the IR object.
2797 (hsa_brig_section): Make allocate_new_chunk, chunks
2798 and cur_chunk provate, add a default NULL parameter to add method.
2799 (hsa_brig_section::add): Added a new parameter, store pointer to
2800 output data there if it is non-NULL.
2801 (emit_function_directives): Use this new parameter instead of
2802 calculating the pointer itself, fix function comment.
2803 (hsa_brig_emit_function): Add forgotten endian conversion.
2804 (hsa_output_kernels): Remove unnecessary building of
2805 kernel_dependencies_vector_type.
2806 (emit_immediate_operand): Declare.
2807 (emit_directive_variable): Also emit initializers of CONST_DECLs.
2808 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
2809 (verify_function_arguments): Properly detect variadic
2811 * hsa-dump.c (hsa_width_specifier_name): New function.
2812 (dump_hsa_insn_1): Dump generic branch instructions, update signal
2813 member variable name. Special dumping for queue objects.
2814 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
2815 m_binded_functions to m_bound_functions. Copy externally visible flag
2817 (ipa_hsa_write_summary): Likewise.
2818 (ipa_hsa_read_section): Likewise.
2820 2016-11-23 Richard Biener <rguenther@suse.de>
2822 PR tree-optimization/78396
2823 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
2824 vectorize try vectorizing an if-converted body using BB vectorization.
2826 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2827 Alan Hayward <alan.hayward@arm.com>
2828 David Sherwood <david.sherwood@arm.com>
2830 * rtlanal.c (subreg_get_info): Use more local variables.
2831 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
2832 occupies at least one register. Assume that full hard registers
2833 have consistent endianness. Share previously-duplicated if block.
2834 Rework the main handling so that it operates on independently-
2835 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
2836 to check lowpart offsets, without trying to find an equivalent
2837 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
2838 as a final register-endianness correction.
2840 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2846 * combine.c (make_compound_operation_int): Do not convert a subreg of
2847 a non-constant logical shift right to a zero_extract. Handle the case
2848 where some zero bits have been shifted into the range covered by that
2851 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2852 Alan Hayward <alan.hayward@arm.com>
2853 David Sherwood <david.sherwood@arm.com>
2855 * rtl.h (subreg_size_offset_from_lsb): Declare.
2856 (subreg_offset_from_lsb): New function.
2857 (subreg_size_lowpart_offset): Declare.
2858 (subreg_lowpart_offset): Turn into an inline function.
2859 (subreg_size_highpart_offset): Declare.
2860 (subreg_highpart_offset): Turn into an inline function.
2861 * emit-rtl.c (subreg_size_lowpart_offset): New function.
2862 (subreg_size_highpart_offset): Likewise
2863 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
2865 2016-11-23 Richard Biener <rguenther@suse.de>
2867 PR tree-optimization/78482
2868 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
2869 (remove_forwarder_block_with_phi): When merging with a loop
2870 header creates a new latch reset number of iteration information
2873 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
2875 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
2876 (*ashrsi3_extend0): ...this. Accept constant integers.
2877 (*ashrsi3_extend2): Rename to...
2878 (*ashrsi3_extend1): ...this.
2879 (*ashrsi3_extend2): New pattern.
2880 (*lshrsi3_extend1): Accept constant integers.
2881 (*lshrsi3_extend2): Fix condition on operand 2.
2883 2016-11-23 Martin Liska <mliska@suse.cz>
2885 * config/i386/i386.c: Initialize function pointer to NULL.
2887 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2889 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2890 for A == C1 ? A : C2 to below.
2891 * match.pd: Move from above to here:
2892 (cond (eq (convert1? x) c1) (convert2? x) c2)
2893 -> (cond (eq x c1) c1 c2).
2895 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2897 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2898 for A cmp C1 ? A : C2 to below, also simplify remaining code.
2899 * match.pd: Move and extend simplification from above to here:
2900 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2901 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
2902 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
2904 2016-11-23 Martin Liska <mliska@suse.cz>
2905 Martin Jambor <mjambor@suse.cz>
2907 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
2909 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
2912 * opts.c (finish_options): Set -fsyntax-only if running self tests.
2914 2016-11-23 Richard Biener <rguenther@suse.de>
2917 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
2918 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
2920 2016-11-23 Richard Biener <rguenther@suse.de>
2923 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
2926 2016-11-23 Richard Biener <rguenther@suse.de>
2927 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
2929 PR tree-optimization/78154
2930 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
2931 returns it's argument and the argument is nonnull.
2932 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
2933 ATT_RETNONNULL_NOTHROW_LEAF.
2934 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
2935 ATTR_RETNONNULL_NOTHROW_LEAF.
2936 (BUILT_IN_STPCPY): Likewise.
2937 (BUILT_IN_STPNCPY): Likewise.
2938 (BUILT_IN_MEMPCPY_CHK): Likewise.
2939 (BUILT_IN_STPCPY_CHK): Likewise.
2940 (BUILT_IN_STPNCPY_CHK): Likewise.
2941 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
2942 (BUILT_IN_STRNCAT): Likewise.
2943 (BUILT_IN_STRNCPY): Likewise.
2944 (BUILT_IN_MEMSET_CHK): Likewise.
2945 (BUILT_IN_STRCAT_CHK): Likewise.
2946 (BUILT_IN_STRCPY_CHK): Likewise.
2947 (BUILT_IN_STRNCAT_CHK): Likewise.
2948 (BUILT_IN_STRNCPY_CHK): Likewise.
2950 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
2952 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
2953 * fold-const.h (tree_expr_nonzero_p) : Declare.
2954 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
2956 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
2958 * system.h (HAVE_DESIGNATED_INITIALIZERS,
2959 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
2960 "defined" in macros.
2961 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
2962 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
2963 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
2965 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
2968 * config/avr/constraints.md (Csp): Widen range to [-11..6].
2969 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
2970 of RCALLs in prologue to 3.
2972 2016-11-22 Michael Collison <michael.collison@arm.com>
2974 * config/aarch64/aarch64-protos.h
2975 (aarch64_and_split_imm1, aarch64_and_split_imm2)
2976 (aarch64_and_bitmask_imm): New prototypes
2977 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
2978 New overloaded function to create bit mask covering the
2979 lowest to highest bits set.
2980 (aarch64_and_split_imm2): New overloaded functions to create bit
2981 mask of zeros between first and last bit set.
2982 (aarch64_and_bitmask_imm): New function to determine if a integer
2983 is a valid two instruction "and" operation.
2984 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
2985 allowing wider range of constants with "and" operations.
2986 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
2987 "and" operator from matching restricted constant range used for
2988 ior and xor operators.
2989 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
2990 for constants in "and" operantions.
2991 (UsP constraint): New DImode constraint for constants
2992 in "and" operations.
2993 * config/aarch64/iterators.md (lconst2): New mode iterator.
2994 (LOGICAL2): New code iterator.
2995 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
2997 (aarch64_logical_and_operand): New predicate allowing extended
2998 constants for "and" operations.
3000 2016-11-22 Walter Lee <walt@tilera.com>
3002 * config/tilegx/tilegx.md (trap): New pattern.
3003 * config/tilepro/tilepro.md (trap): Likewise.
3005 2016-11-22 Walter Lee <walt@tilera.com>
3007 * config/tilegx/tilegx.md (*zero_extract): Use
3008 define_insn_and_split instead of define_insn; Handle pos + size >
3010 (*sign_extract): Likewise.
3012 2016-11-22 Marek Polacek <polacek@redhat.com>
3014 PR tree-optimization/78455
3015 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
3017 2016-11-22 Ian Lance Taylor <iant@golang.org>
3021 * godump.c (go_format_type): Always pass alignment as 1 when
3022 calling go_append_padding at end of struct/union.
3024 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3027 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
3028 _mm512_setzero_hi): Removed.
3029 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
3030 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
3031 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
3032 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
3033 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
3034 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
3035 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
3036 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
3037 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
3038 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
3039 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
3040 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
3041 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
3042 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
3043 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
3044 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
3045 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
3046 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
3047 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
3048 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
3049 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
3050 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
3051 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
3052 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
3053 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
3054 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
3055 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
3056 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
3057 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
3058 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
3059 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
3060 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
3061 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
3062 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
3063 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
3064 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
3065 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
3066 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
3067 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
3068 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
3069 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
3070 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
3071 _mm512_setzero_qi or _mm512_setzero_hi.
3072 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
3073 _mm512_maskz_dbsad_epu8): Formatting fixes.
3074 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
3075 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
3076 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
3077 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
3078 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
3079 _mm512_setzero_qi or _mm512_setzero_hi.
3081 2016-11-22 Nathan Sidwell <nathan@acm.org>
3083 * gcc-ar.c (main): Fix indentation.
3084 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
3085 * ggc-page.c (move_ptes_to_front): Fix formatting.
3086 * hsa-dump.c (dump_has_cfun): Fix indentation.
3087 * sel-sched-ir.h: Remove trailing blank lines.
3089 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3090 Alexander Monakov <amonakov@ispras.ru>
3092 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
3093 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
3094 (omp_clause_code_name): Add _simt_ name.
3095 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
3096 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
3097 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
3098 (scan_omp_simd): New function.
3099 (scan_omp_1_stmt): Use it in target regions if needed.
3100 (omp_max_vf): Don't max with omp_max_simt_vf.
3101 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
3102 OMP_CLAUSE__SIMT_ is present.
3103 (lower_rec_input_clauses): Compute maybe_simt from presence of
3105 (lower_lastprivate_clauses): Likewise.
3106 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
3107 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
3108 * internal-fn.def (GOMP_USE_SIMT): New internal function.
3109 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
3111 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
3113 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
3114 (expand_GOMP_SIMT_VF): New.
3115 (expand_GOMP_SIMT_LAST_LANE): New.
3116 (expand_GOMP_SIMT_ORDERED_PRED): New.
3117 (expand_GOMP_SIMT_VOTE_ANY): New.
3118 (expand_GOMP_SIMT_XCHG_BFLY): New.
3119 (expand_GOMP_SIMT_XCHG_IDX): New.
3120 * internal-fn.def (GOMP_SIMT_LANE): New.
3121 (GOMP_SIMT_VF): New.
3122 (GOMP_SIMT_LAST_LANE): New.
3123 (GOMP_SIMT_ORDERED_PRED): New.
3124 (GOMP_SIMT_VOTE_ANY): New.
3125 (GOMP_SIMT_XCHG_BFLY): New.
3126 (GOMP_SIMT_XCHG_IDX): New.
3127 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
3128 (create_omp_child_function): ...here. Set "omp target entrypoint"
3129 or "omp declare target" attribute based on is_gimple_omp_offloaded.
3130 (omp_max_simt_vf): New. Use it...
3131 (omp_max_vf): ...here.
3132 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
3133 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
3134 (lower_omp_ordered): Likewise, for "ordered" lowering.
3135 (expand_omp_simd): Add SIMT transforms.
3136 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
3137 (execute_omp_device_lower): New.
3138 (pass_data_omp_device_lower): New.
3139 (pass_omp_device_lower): New pass.
3140 (make_pass_omp_device_lower): New.
3141 * passes.def (pass_omp_device_lower): Position new pass.
3142 * tree-pass.h (PROP_gimple_lomp_dev): Define.
3143 (make_pass_omp_device_lower): Declare.
3145 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3148 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
3149 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
3151 (_mm_maskz_load_epi64): Likewise.
3152 (_mm_setzero_hi): Removed.
3153 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
3155 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
3156 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
3157 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
3158 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
3159 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
3160 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
3161 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
3162 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
3163 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
3164 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
3165 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
3167 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
3168 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
3169 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
3170 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
3171 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
3172 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
3173 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
3174 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
3175 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
3176 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
3177 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
3178 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
3179 instead of _mm_setzero_hi.
3180 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
3181 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
3182 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
3183 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
3184 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
3185 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
3186 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
3187 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
3188 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
3189 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
3190 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
3191 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
3192 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
3193 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
3194 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
3195 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
3196 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
3197 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
3198 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
3199 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
3200 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
3201 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
3202 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
3203 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
3204 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
3205 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
3207 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
3208 instead of _mm_setzero_hi.
3209 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
3210 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
3211 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
3212 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
3213 _mm_setzero_si128 instead of _mm_setzero_di.
3214 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
3215 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
3216 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
3217 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
3218 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
3219 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
3220 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
3221 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
3222 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
3223 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
3224 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
3225 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
3226 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
3227 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
3228 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
3229 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
3230 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
3231 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
3232 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
3233 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
3234 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
3235 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
3236 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
3237 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
3238 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
3239 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
3240 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
3241 _mm512_maskz_insertf32x8): Formatting fixes.
3242 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
3243 _mm_setzero_si128 instead of _mm_setzero_di.
3244 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
3245 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
3246 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
3247 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
3248 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
3249 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
3250 _mm_setzero_si128 instead of _mm_setzero_di.
3251 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
3253 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
3254 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
3255 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
3256 _mm_setzero_si128 instead of _mm_setzero_hi.
3257 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
3258 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
3259 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
3260 instead of _mm_setzero_di.
3261 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
3262 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
3264 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
3265 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
3267 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
3269 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
3270 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
3271 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
3273 2016-11-22 Carl Love <cel@us.ibm.com>
3275 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
3276 equal and vector compare not equal. The vector compares take two
3277 arguments of type vector bool char, vector bool short, vector bool int,
3278 vector bool long long with the same return type.
3279 * doc/extend.texi: Update built-in documentation file for the new
3282 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
3284 * Makefile.in ($(lang_checks_parallelized)): Fix detection
3287 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3289 * config.gcc: Allow new rmprofile value for configure option
3290 --with-multilib-list.
3291 * config/arm/t-rmprofile: New file.
3292 * doc/install.texi (--with-multilib-list): Document new rmprofile value
3295 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3298 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
3299 register operand in alternatives 4,5,6.
3301 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3304 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
3305 in save register mask if it is needed.
3307 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3309 PR tree-optimization/78436
3310 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
3311 (shift_bytes_in_array, shift_bytes_in_array_right,
3312 merged_store_group::apply_stores): Formatting fixes.
3313 (clear_bit_region): Likewise. Use memset.
3314 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
3315 instead of EXPR and inerted instead of inserted. Use memset instead
3316 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
3320 * expmed.c (expand_divmod): Use wide_int for computation of
3321 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
3322 Use size <= HOST_BITS_PER_WIDE_INT instead of
3323 HOST_BITS_PER_WIDE_INT >= size.
3325 PR tree-optimization/78445
3326 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
3327 any_complicated_phi, version loop even if flag_tree_loop_if_convert
3328 is 1. Formatting fix.
3330 2016-11-22 Martin Liska <mliska@suse.cz>
3333 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
3334 (sem_function::get_hash): Use the new field.
3335 (sem_function::parse): Remove an argument from ctor.
3336 (sem_variable::parse): Likewise.
3337 (sem_variable::get_hash): Use the new field.
3338 (sem_item_optimizer::read_section): Use new ctor and set hash.
3339 * ipa-icf.h: _hash is removed from sem_item::sem_item,
3340 sem_variable::sem_variable, sem_function::sem_function.
3342 2016-11-21 Jeff Law <law@redhat.com>
3345 * config/cris/cris.md: Don't call copy_to_mode_reg unless
3346 can_create_pseudo_p is true.
3348 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
3351 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
3352 *rotldi3_insert_7): New define_insns.
3354 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3356 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
3357 so that DImode can be allocated to FP/vector registers in more
3358 cases, and we can avoid direct move operations. If the register
3359 needs reloading, prefer GPRs over FP/vector registers. In the
3360 case of FPR vs. Altivec registers, prefer FPR registers unless we
3361 have the ISA 3.0 reg+offset scalar instructions.
3362 (movdi_internal64): Likewise.
3364 2016-11-21 Jakub Jelinek <jakub@redhat.com>
3367 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
3368 for tmp simd array if DECL_NAME (parm) is NULL.
3370 2016-11-20 Jeff Law <law@redhat.com>
3373 * config/m68k/predicates.md (swap_peephole_relational_operator): New
3375 * config/m68k/m68k.md (relational tests against 65535/65536): New
3378 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3380 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
3382 2016-11-21 Martin Sebor <msebor@redhat.com>
3384 * doc/invoke.texi (-fprintf-return-value): Document that option
3385 is enabled by default.
3387 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3389 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
3390 for-loop declaration of loop variable.
3391 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
3392 * config/avr/avr.c (avr_popcount_each_byte)
3393 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
3394 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
3395 (avr_expand_epilogue, avr_function_arg_advance)
3396 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
3397 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
3398 (avr_adjust_reg_alloc_order, output_reload_in_const)
3399 (avr_conditional_register_usage, avr_find_unused_d_reg)
3400 (avr_map_decompose, avr_fold_builtin): Same.
3402 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3404 * config/avr/avr.c (avr_popcount): Remove static function.
3405 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
3407 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
3409 * arm.opt (mapcs-float): Delete option.
3410 * arm.c (arm_option_override): Remove hunk relating to
3412 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
3414 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
3416 * tree-tailcall.c (process_assignment): Simplify the check for
3417 a valid copy, allowing the source to be a local variable as
3418 well as an SSA name.
3419 (find_tail_calls): Allow copies between local variables to follow
3420 the call. Allow the result to be stored in any local variable,
3421 even if it's an aggregate.
3422 (eliminate_tail_call): Check whether the result is an SSA name
3423 before updating its SSA_NAME_DEF_STMT.
3425 2016-11-21 David Malcolm <dmalcolm@redhat.com>
3427 PR preprocessor/78324
3428 * input.c (get_substring_ranges_for_loc): Fail gracefully if
3429 -ftrack-macro-expansion has a value other than 2.
3431 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
3433 PR rtl-optimization/78400
3434 * shrink-wrap.c (try_shrink_wrapping_separate): Call
3435 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
3436 and df_update_exit_block_uses.
3438 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3441 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
3442 new default-enabled warning..
3443 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
3444 (BT_PTR_CONST_STRING): Updated.
3445 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
3446 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
3447 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
3448 (strftime): Update builtin function.
3449 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
3450 * tree.h (const_tm_ptr_type_node): New type node.
3451 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
3452 const_tm_ptr_type_node.
3454 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3456 PR tree-optimization/78413
3457 * tree-if-conv.c (versionable_outer_loop_p): Require that both
3458 inner and outer loop latches have single predecessors.
3460 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3463 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
3464 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
3466 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3468 * rtl.h: Adjust prototype.
3469 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
3470 (dead_or_set_regno_p): Likewise.
3472 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3474 * rtl.h: Adjust prototype.
3475 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
3477 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3479 * function.c (contains): Change argument type to rtx_insn *.
3480 (prologue_contains): Likewise.
3481 (epilogue_contains): Likewise.
3482 (prologue_epilogue_contains): Likewise.
3483 * function.h: Adjust prototype.
3485 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3487 * optabs.c (emit_libcall_block): Change argument type to
3489 * optabs.h: Adjust prototype.
3491 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3493 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
3494 (fixup_reorder_chain): Adjust.
3495 * cfgrtl.h: Adjust prototype.
3497 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3499 * rtl.h: Adjust prototype.
3500 * rtlanal.c (replace_label_in_insn): Change argument type to
3503 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3505 * config/v850/v850.c (expand_prologue): Adjust.
3506 (expand_epilogue): Likewise.
3507 * expr.c (init_expr_target): Likewise.
3508 * genrecog.c (print_subroutine): Always make the argument type
3510 * recog.h: Adjust prototype.
3512 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3514 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
3515 up variables to make some rtx_insn *.
3516 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
3517 * config/arc/arc.c: Likewise.
3518 * config/arm/arm.c: Likewise.
3519 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
3520 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
3522 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
3524 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3526 * config/arm/arm.c (legitimize_pic_address): Change to use
3527 rtx_insn * as the type of variables.
3528 (arm_pic_static_addr): Likewise.
3529 (arm_emit_movpair): Likewise.
3530 * config/c6x/c6x.c (reorg_split_calls): Likewise.
3531 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
3532 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
3533 * config/frv/frv.md: Likewise.
3534 * config/i386/i386-protos.h: Likewise.
3535 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
3536 (ix86_split_fp_branch): Likewise.
3537 (predict_jump): Likewise.
3538 * config/ia64/ia64.c: Likewise.
3539 * config/mcore/mcore.c: Likewise.
3540 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
3541 * config/s390/s390.c: Likewise.
3542 * config/s390/s390.md: Likewise.
3543 * config/spu/spu.md: Likewise.
3544 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
3545 * lower-subreg.c (resolve_simple_move): Likewise.
3547 2016-11-20 Jeff Law <law@redhat.com>
3550 * reload.h (struct target_reload): Make x_double_reg_address_ok
3552 * reload.c (find_reloads_address): Check if double_reg_address_ok
3553 is true for the mode of the memory reference.
3554 * reload1.c (init_reload): Initialize double_reg_address_ok for
3557 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
3560 * tree-ssa-uninit.c: Define new global max_phi_args.
3561 (compute_uninit_opnds_pos): Use max_phi_args.
3562 (prune_uninit_phi_opnds): Same.
3563 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
3564 missing NUM_PREDS in function comment.
3565 (can_one_predicate_be_invalidated_p): New.
3566 (can_chain_union_be_invalidated_p): New.
3567 (flatten_out_predicate_chains): New.
3568 (uninit_ops_invalidate_phi_use): New.
3569 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
3571 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
3573 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
3574 * match.pd (A /[ex] B CMP C): New simplifications.
3576 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
3578 * match.pd (0 / X, X / X, X % X): New simplifications.
3580 2016-11-19 Jakub Jelinek <jakub@redhat.com>
3582 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
3583 when checking if callee's isa flags are subset of caller's isa flags.
3584 Fix comment wording.
3586 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
3587 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
3588 instead and using = 0 instead of &= 0.
3590 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
3591 ix86_add_new_builtins): Formatting fixes.
3592 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
3593 (ix86_get_builtin): Likewise.
3595 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
3596 don't initialize it, don't use it for the case where it isn't
3597 provable %{z} nor using the same argument, instead move merge
3598 argument into a new pseudo and use that as target. Formatting fixes.
3600 2016-11-19 Jeff Law <law@redhat.com>
3603 * config/m68k/m68k.md (bsetdreg): New pattern.
3604 (bchgdreg, bclrdreg): Likewise.
3606 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
3609 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
3610 instead of force_reg.
3611 (sh_expand_setmem): Likewise.
3613 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
3615 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
3617 2016-11-18 Walter Lee <walt@tilera.com>
3619 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
3620 end-of-bundle marker for consecutive barriers.
3622 2016-11-18 Walter Lee <walt@tilera.com>
3624 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
3626 2016-11-18 Jakub Jelinek <jakub@redhat.com>
3629 * multiple_target.c (get_attr_len): Start with argnum and increment
3630 argnum on every arg. Use strchr in a loop instead of counting commas
3632 (get_attr_str): Increment argnum for every comma in the string.
3633 (separate_attrs): Use for instead of while loop, simplify.
3634 (expand_target_clones): Rename defenition argument to definition.
3635 Free attrs and attr_str even when diagnosing errors. Temporarily
3636 change input_location around targetm.target_option.valid_attribute_p
3637 calls. Don't emit warning or errors if that function fails.
3639 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
3642 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
3643 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
3644 abbrev_opt_base_type_end only by increasing die_abbrev, before
3646 (optimize_abbrev_table): Don't change abbrev numbers of
3647 base types and CU or optimize implicit consts in them if
3648 calc_base_type_die_sizes has been called during build_abbrev_table.
3649 (calc_base_type_die_sizes): If abbrev_opt_start, set
3650 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
3652 2016-11-18 Jeff Law <law@redhat.com>
3655 * config/m68k/m68k.c (moveq feeding equality comparison): New
3657 * config/m68k/predicates.md (addq_subq_operand): New predicate.
3658 (equality_comparison_operator): Likewise.
3660 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3662 * rtlanal.c (load_extend_op): Move to...
3663 * rtl.h: ...here and make inline.
3665 2016-11-18 Terry Guo <terry.guo@arm.com>
3666 Thomas Preud'homme <thomas.preudhomme@arm.com>
3668 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
3669 * config/arm/arm-opts.h: Include arm-flags.h.
3670 (struct arm_arch_core_flag): Define.
3671 (arm_arch_core_flags): Define.
3672 * config/arm/arm-protos.h: Include arm-flags.h
3673 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
3674 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
3675 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
3676 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
3677 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
3678 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
3679 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
3680 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
3681 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
3682 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
3683 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
3684 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
3685 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
3686 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
3687 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
3688 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
3689 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
3690 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
3691 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
3692 ARM_FSET_CPU_SUBSET): Move to ...
3693 * config/arm/arm-flags.h: This new file.
3694 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
3695 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
3696 (TARGET_MODE_SPECS): Define.
3697 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
3699 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
3701 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
3702 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
3703 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
3704 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
3705 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
3706 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
3707 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
3708 missing and make value unsigned.
3709 (arm_feature_set): Use unsigned entries instead of unsigned long.
3711 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3713 Re-apply after PR bootstrap/77359 is fixed:
3714 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3716 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3717 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
3720 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3723 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
3724 variables in functions calling alloca. Also update the ASCII
3726 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
3727 (STACK_DYNAMIC_OFFSET): Likewise.
3728 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
3729 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
3732 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3733 Alan Hayward <alan.hayward@arm.com>
3734 David Sherwood <david.sherwood@arm.com>
3736 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
3737 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
3738 (add_const_value_attribute): Likewise.
3739 * explow.c (plus_constant): Likewise.
3740 * expmed.c (expand_mult, make_tree): Likewise.
3741 * expr.c (convert_modes): Likewise.
3742 * loop-doloop.c (doloop_optimize): Likewise.
3743 * postreload.c (reload_cse_simplify_set): Likewise.
3744 * simplify-rtx.c (simplify_const_unary_operation): Likewise
3745 (simplify_binary_operation_1, simplify_const_binary_operation):
3747 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
3748 * wide-int.h: Update documentation to recommend rtx_mode_t
3749 instead of std::make_pair.
3751 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3752 Alan Hayward <alan.hayward@arm.com>
3753 David Sherwood <david.sherwood@arm.com>
3755 * tree.h (SET_DECL_MODE): New macro.
3756 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
3757 (expand_gimple_basic_block): Likewise.
3758 * function.c (split_complex_args): Likeise.
3759 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
3760 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
3761 * stor-layout.c (layout_decl, relayout_decl): Likewise.
3762 (finish_bitfield_representative): Likewise.
3763 * tree.c (make_node_stat): Likewise.
3764 * tree-inline.c (remap_ssa_name): Likewise.
3765 (tree_function_versioning): Likewise.
3766 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
3767 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
3768 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
3769 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
3770 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
3771 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
3772 * varasm.c (make_debug_expr_from_rtl): Likewise.
3774 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
3776 PR rtl-optimization/71785
3777 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
3778 (duplicate_computed_gotos): New function.
3779 (pass_duplicate_computed_gotos::execute): Rewrite.
3781 2016-11-17 Jeff Law <law@redhat.com>
3784 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
3785 barrier prior to deallocating the stack.
3787 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
3789 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
3790 to make better use of cmem loads in the case where a single bit is
3792 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
3794 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
3796 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
3798 (isa_names_table): Handle new features.
3800 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
3801 Andrew Senkevich <andrew.senkevich@intel.com>
3803 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
3804 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
3805 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
3806 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
3807 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
3808 * config/i386/avx5124fmapsintrin.h: New file.
3809 * config/i386/avx5124vnniwintrin.h: Ditto.
3810 * config/i386/constraints.md (h): New constraint.
3811 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
3812 * config/i386/driver-i386.c (host_detect_local_cpu):
3813 Detect avx5124fmaps, avx5124vnniw.
3814 * config/i386/i386-builtin-types.def: Add types
3815 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
3816 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
3817 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
3818 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
3819 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
3820 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
3821 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
3822 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
3823 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
3824 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
3825 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
3826 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
3827 __builtin_ia32_vp4dpwssds_mask): New.
3828 * config/i386/i386-c.c (ix86_target_macros_internal):
3829 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
3830 * config/i386/i386-modes.def: Fixed comment typos, added new
3831 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
3832 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
3834 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
3835 (ix86_option_override_internal): Handle new options.
3836 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
3838 (ix86_expand_builtin): Handle new builtins.
3839 (ix86_additional_allocno_class_p): New.
3840 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
3841 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
3842 (reg_class): Add MOD4_SSE_REGS.
3843 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
3844 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
3845 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
3846 avx5124vnniwintrin.h.
3847 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
3848 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
3849 (define_mode_iterator IMOD4): New.
3850 (define_mode_attr imod4_narrow): Ditto.
3851 (define_insn "mov<mode>"): Ditto.
3852 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
3853 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
3854 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
3855 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
3856 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
3857 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
3858 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
3859 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
3860 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
3861 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
3862 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
3863 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
3864 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
3865 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
3866 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
3867 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
3868 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
3869 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
3870 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
3871 * genmodes.c (mode_size_inline): Extend return type.
3872 * machmode.h (mode_size, mode_base_align): Extend type.
3874 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
3877 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
3878 the appropriate checks for SFmode/DFmode load/stores in GPR
3880 (fusion_addis_mem_combo_store): Likewise.
3881 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
3882 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
3883 d-form instructions for traditional Altivec registers.
3884 (emit_fusion_p9_load): Likewise.
3885 (emit_fusion_p9_store): Likewise.
3886 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
3887 early clobber from scratch register. Do not match if the register
3888 being stored is the scratch register.
3889 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
3890 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
3891 instructions for traditional Altivec registers.
3892 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
3893 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3894 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3896 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
3899 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
3900 being live in the function and lr needing to be saved. Distinguish
3901 between already saved pushable registers and registers to push.
3902 Check for LR being an available pushable register.
3904 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3906 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
3907 string input is a string constant.
3908 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
3909 via cmpstrnsi even if neither string is constant.
3911 2016-11-17 Jakub Jelinek <jakub@redhat.com>
3914 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
3915 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
3916 instead, return false if it is NULL, or doesn't fit into uhwi, or
3917 is larger or equal to targetm.max_anchor_offset.
3919 2016-11-17 Pip Cet <pipcet@gmail.com>
3920 Eric Botcazou <ebotcazou@adacore.com>
3922 PR rtl-optimization/78355
3923 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
3924 needs to deal with unaligned accesses.
3925 * doc/tm.texi: Regenerate.
3926 * lra-constraints.c (simplify_operand_subreg): Only invoke
3927 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
3929 2016-11-17 David Malcolm <dmalcolm@redhat.com>
3931 * input.c (selftest::test_lexer_string_locations_long_line): New
3933 (selftest::test_lexer_string_locations_raw_string_multiline): New
3935 (selftest::input_c_tests): Call the new functions, via
3936 for_each_line_table_case.
3938 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3940 * config/aarch64/aarch64.md (mov<mode>): Call
3941 aarch64_split_dimode_const_store on DImode constant stores.
3942 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
3944 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
3947 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3948 Richard Biener <rguenther@suse.de>
3950 PR tree-optimization/77848
3951 * tree-if-conv.c (tree_if_conversion): Always version loops unless
3952 the user specified -ftree-loop-if-convert.
3954 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
3957 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
3958 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
3959 *thumb2_strd_base_neg): Recognize insn regardless of
3960 current_tune->prefer_ldrd_strd.
3961 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
3964 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3966 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
3969 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3971 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
3973 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
3974 * config/arc/arc-cpus.def (quarkse_em): Add.
3975 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
3976 * config/arc/arc-opts.h (FPX_QK): Define.
3977 * config/arc/arc-tables.opt: Regenerate.
3978 * config/arc/arc.c (gen_compare_reg): Change.
3979 (arc_register_move_cost): Avoid Dy,Dx moves.
3980 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
3981 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
3982 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
3984 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
3985 (fix_truncsfsi2_fpu): Rename.
3986 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
3987 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
3988 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
3989 * config/arc/t-multilib: Regenerate.
3991 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
3993 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
3995 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
3996 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
3997 (avr_rtx_costs_1, extra_constraint_Q): Same.
3998 (avr_address_cost): Use SUBREG_P if possible.
4000 2016-11-17 Richard Biener <rguenther@suse.de>
4003 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
4004 non-local goto into CFG.
4006 2016-11-17 Richard Biener <rguenther@suse.de>
4008 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
4009 backward compatibility.
4010 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
4011 * tree-if-conv.c (pass_if_conversion::gate): Do not test
4012 flag_tree_loop_if_convert_stores.
4013 (pass_if_conversion::execute): Likewise.
4015 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4017 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
4018 const_double code before calling aarch64_float_const_zero_rtx_p.
4020 2016-11-17 Richard Biener <rguenther@suse.de>
4022 PR tree-optimization/78306
4023 * ipa-inline-analysis.c (initialize_inline_failed): Do not
4024 inhibit inlining if function calls cilk_spawn.
4025 (can_inline_edge_p): Likewise.
4027 2016-11-17 Richard Biener <rguenther@suse.de>
4030 * fold-const.c (negate_expr_p): Fix multiplication case.
4032 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
4035 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
4037 (TARGET_INIT_LIBFUNCS): Delete definition and...
4038 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
4041 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
4043 * config/netbsd-stdint.h: New.
4044 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
4045 (x86_64-*-netbsd*): Likewise.
4047 2016-11-16 Andrew PInski <apinski@cavium.com>
4049 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
4050 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
4051 flag_aarch64_verbose_cost instead of checking for details dump.
4052 (aarch64_rtx_costs_wrapper): Likewise.
4054 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4056 PR rtl-optimization/78378
4057 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
4058 inner only if pos is 0. Fix up formatting.
4060 2016-11-17 Alan Modra <amodra@gmail.com>
4062 PR rtl-optimization/78325
4063 PR rtl-optimization/70890
4064 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
4067 2016-11-16 Jason Merrill <jason@redhat.com>
4069 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
4071 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4072 Richard Biener <rguenther@suse.de>
4074 PR tree-optimization/77848
4075 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
4076 an outer loop, only save basic block aux information for the inner
4078 (versionable_outer_loop_p): New function.
4079 (tree_if_conversion): Version the outer loop instead of the inner
4080 one if the pattern will be recognized for outer-loop
4083 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
4085 * gcc/bb-reorder.c: Remove 'toplev.h' include.
4086 (pass_partition_blocks::gate): No longer check
4087 user_defined_section_attribute, instead check the function decl
4088 for a section attribute.
4089 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
4090 set user_defined_section_attribute.
4091 * gcc/final.c (rest_of_handle_final): Likewise.
4092 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
4093 * gcc/toplev.h: Remove declaration of
4094 user_defined_section_attribute.
4096 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4098 * config/mips/mips.md (casesi_internal_mips16_<mode>):
4099 Explicitly switch between JR and JRC for the table jump. Adjust
4102 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4104 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
4105 `insn_count' to 11 rather than 16.
4107 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4109 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
4110 `ltu' rather than `leu' operation in the RTL pattern
4112 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4114 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
4115 missing <d> instruction prefixes throughout. Correct
4118 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4120 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
4121 rather than R_MIPS_JALR relocation in microMIPS code. Do not
4122 cancel short delay slots in PIC call relaxation.
4124 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
4126 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
4127 general register with general register or ARM constant into SP
4130 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4133 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
4134 that loop->header == body_bb if broken_loop.
4136 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
4138 * tree-ssa-math-opts.c (bswap_replace): Remove test
4139 of SLOW_UNALIGNED_ACCESS.
4141 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
4143 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
4144 is selected. Pass -mgomp to offload compiler in OpenMP case.
4145 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
4146 declaration from nvptx.c.
4147 (nvptx_gen_shuffle): Declare.
4148 (nvptx_output_set_softstack): Declare.
4149 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
4150 (need_softstack_decl): New variable.
4151 (need_unisimt_decl): New variable.
4152 (diagnose_openacc_conflict): New. Use it...
4153 (nvptx_option_override): ...here. Handle TARGET_GOMP.
4154 (nvptx_encode_section_info): Handle "shared" attribute.
4155 (write_as_kernel): Restrict to OpenACC target regions.
4156 (init_softstack_frame): New.
4157 (nvptx_init_unisimt_predicate): New.
4158 (write_omp_entry): New. Use it...
4159 (nvptx_declare_function_name): ...here to emit OpenMP target region
4160 entrypoints. Handle TARGET_SOFT_STACK. Call
4161 nvptx_init_unisimt_predicate.
4162 (nvptx_output_set_softstack): New.
4163 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
4164 (nvptx_gen_shuffle): Export.
4165 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
4167 (nvptx_print_operand): Fix handling of instruction predicates.
4168 (nvptx_get_unisimt_master): New helper function.
4169 (nvptx_get_unisimt_predicate): Ditto.
4170 (nvptx_call_insn_is_syscall_p): Ditto.
4171 (nvptx_unisimt_handle_set): Ditto.
4172 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
4173 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
4174 (nvptx_handle_shared_attribute): New. Use it...
4175 (nvptx_attribute_table): ... here (new entry).
4176 (nvptx_record_offload_symbol): Handle NULL attributes.
4177 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
4178 (nvptx_simt_vf): New.
4179 (TARGET_SIMT_VF): Define.
4180 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
4181 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
4182 -muniform-simt option is active.
4183 (STACK_SIZE_MODE): Define.
4184 (FIXED_REGISTERS): Adjust.
4185 (SOFTSTACK_SLOT_REGNUM): New.
4186 (SOFTSTACK_PREV_REGNUM): New.
4187 (REGISTER_NAMES): Adjust.
4188 (struct machine_function): New fields.
4189 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
4190 (UNSPEC_VOTE_BALLOT): Ditto.
4191 (UNSPEC_LANEID): Ditto.
4192 (UNSPECV_NOUNROLL): Ditto.
4193 (atomic): New attribute.
4194 (predicable): New attribute. Generate predicated forms via
4196 (br_true): Mark as not predicable.
4198 (br_true_uni): Ditto.
4199 (br_false_uni): Ditto.
4201 (trap_if_true): Ditto.
4202 (trap_if_false): Ditto.
4203 (nvptx_fork): Ditto.
4204 (nvptx_forked): Ditto.
4205 (nvptx_joining): Ditto.
4206 (nvptx_join): Ditto.
4207 (nvptx_barsync): Ditto.
4208 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
4209 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
4210 (allocate_stack_<mode>): Remove unused pattern.
4211 (set_softstack_insn): New pattern.
4212 (restore_stack_block): Handle for TARGET_SOFT_STACK.
4213 (nvptx_vote_ballot): New pattern.
4214 (omp_simt_lane): Ditto.
4215 (omp_simt_last_lane): Ditto.
4216 (omp_simt_ordered): Ditto.
4217 (omp_simt_vote_any): Ditto.
4218 (omp_simt_xchg_bfly): Ditto.
4219 (omp_simt_xchg_idx): Ditto.
4220 (nvptx_nounroll): Ditto.
4221 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
4222 (atomic_exchange<mode>): Ditto.
4223 (atomic_fetch_add<mode>): Ditto.
4224 (atomic_fetch_addsf): Ditto.
4225 (atomic_fetch_<logic><mode>): Ditto.
4226 * config/nvptx/nvptx.opt (msoft-stack): New option.
4227 (muniform-simt): Ditto.
4229 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
4230 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
4231 * doc/invoke.texi (msoft-stack): Document.
4232 (muniform-simt): Document
4234 * doc/tm.texi: Regenerate.
4235 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
4236 * target.def: Define it.
4237 * target-insns.def (omp_simt_lane): New.
4238 (omp_simt_last_lane): New.
4239 (omp_simt_ordered): New.
4240 (omp_simt_vote_any): New.
4241 (omp_simt_xchg_bfly): New.
4242 (omp_simt_xchg_idx): New.
4244 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4246 * config/mips/mips-protos.h (mips_set_text_contents_type): New
4248 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
4249 (ASM_OUTPUT_CASE_END): Likewise.
4250 * config/mips/mips.c (mips_set_text_contents_type): New function.
4251 (mips16_emit_constants): Record the pool's initial label number
4252 with the `consttable' insn. Emit a `consttable_end' insn at the end.
4253 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
4254 for `consttable' insns.
4255 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
4256 for `consttable_end' insns.
4257 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
4258 (consttable): Add operand.
4259 (consttable_end): New insn.
4261 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
4263 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
4264 * tree-if-conv.c (tree_if_conversion): Make public.
4265 * * tree-if-conv.h: New file.
4266 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
4267 dynamic alias checks for epilogues.
4268 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
4269 * tree-vect-loop.c: include tree-if-conv.h.
4270 (new_loop_vec_info): Add zeroing orig_loop_info field.
4271 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
4272 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
4273 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
4274 using passed argument.
4275 (vect_transform_loop): Check if created epilogue should be returned
4276 for further vectorization with less vf. If-convert epilogue if
4277 required. Print vectorization success for epilogue.
4278 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
4279 if it is required, pass loop_vinfo produced during vectorization of
4280 loop body to vect_analyze_loop.
4281 * tree-vectorizer.h (struct _loop_vec_info): Add new field
4283 (LOOP_VINFO_ORIG_LOOP_INFO): New.
4284 (LOOP_VINFO_EPILOGUE_P): New.
4285 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
4286 (vect_do_peeling): Change prototype to return epilogue.
4287 (vect_analyze_loop): Add argument of loop_vec_info type.
4288 (vect_transform_loop): Return created loop.
4290 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
4292 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
4293 component as used also if LR_REGNO is a live input to the bb.
4294 * df-scan.c (df_get_entry_block_def_set): Return immediately after
4295 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
4296 (df_get_exit_block_use_set): Ditto.
4297 * df.h (df_scan_flags): New enum.
4298 * shrink-wrap.c (try_shrink_wrapping_separate): Set
4299 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
4300 df_update_entry_block_defs and df_update_exit_block_uses
4301 at the start; clear the flag and call those functions at the end.
4303 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4304 Alan Hayward <alan.hayward@arm.com>
4305 David Sherwood <david.sherwood@arm.com>
4307 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
4308 nb_iterations to the number of latch iterations rather than the
4309 number of loop iterations.
4311 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4312 Alan Hayward <alan.hayward@arm.com>
4313 David Sherwood <david.sherwood@arm.com>
4315 * combine.c (maybe_swap_commutative_operands): New function.
4316 (combine_simplify_rtx): Use it.
4317 (change_zero_ext): Likewise.
4318 (make_compound_operation_int): New function, split out of...
4319 (make_compound_operation): ...here. Use
4320 maybe_swap_commutative_operands for both.
4322 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
4324 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
4325 (neon-vfpv3): New FPU, currently an alias for 'neon'.
4326 * arm/arm-tables.opt: Regenerated.
4327 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
4329 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
4330 and 'neon' are aliases for specific implementations.
4332 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4333 Alan Hayward <alan.hayward@arm.com>
4334 David Sherwood <david.sherwood@arm.com>
4336 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
4337 and use it in the final call to gen_rtx_fmt_ee.
4338 (expand_vec_cond_expr): Update accordingly.
4339 (expand_vec_cmp_expr): Likewise.
4341 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4342 Alan Hayward <alan.hayward@arm.com>
4343 David Sherwood <david.sherwood@arm.com>
4345 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
4347 2016-11-16 Richard Biener <rguenther@suse.de>
4350 * gimplify.c (gimplify_function_tree): Do not instrument
4351 GNU extern inline functions.
4353 2016-11-16 Martin Liska <mliska@suse.cz>
4356 * gimplify.c (gimplify_switch_expr): Always save previous
4357 gimplify_ctxp->live_switch_vars.
4359 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
4361 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
4362 zero_extract operations to allow a movb to occur.
4363 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
4364 * testsuite/gcc.target/arc/movb-2.c: Likewise.
4365 * testsuite/gcc.target/arc/movb-5.c: Likewise.
4366 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
4369 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4370 Alan Hayward <alan.hayward@arm.com>
4371 David Sherwood <david.sherwood@arm.com>
4373 * expr.c (emit_group_load_1): Tighten check for whether an
4374 access involves only one operand of a CONCAT. Use extract_bit_field
4375 for constants if the bit range does span the whole operand.
4377 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4378 Alan Hayward <alan.hayward@arm.com>
4379 David Sherwood <david.sherwood@arm.com>
4381 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
4383 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4384 Alan Hayward <alan.hayward@arm.com>
4385 David Sherwood <david.sherwood@arm.com>
4387 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
4388 all three iteration counts with an any_* test. Use a single update
4389 for each count. Fix the calculation of nb_iterations_estimate.
4391 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4393 * config/pdp11/pdp11.c: Include dbxout.h.
4395 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4397 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
4399 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4402 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
4403 proper ranges for an SBFX instruction.
4404 (extzv_t2): Likewise for UBFX.
4406 2016-11-16 Richard Biener <rguenther@suse.de>
4408 PR tree-optimization/78348
4409 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
4410 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
4411 (classify_partition): Set PKIND_MEMCPY if dependence analysis
4412 revealed no dependency, PKIND_MEMMOVE otherwise.
4414 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4417 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
4418 it points to non-NULL tree, use it instead of ubsan_create_data.
4419 (instrument_si_overflow): Handle vector signed integer overflow
4421 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
4422 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
4423 vector IFN_UBSAN_CHECK_*.
4424 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
4425 pass it through to ubsan_build_overflow_builtin.
4426 (expand_neg_overflow, expand_mul_overflow): Likewise.
4427 (expand_vector_ubsan_overflow): New function.
4428 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
4429 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
4430 (expand_arith_overflow): Adjust expand_*_overflow callers.
4432 2016-11-16 Matthias Klose <doko@ubuntu.com>
4434 * doc/install.texi: Remove references to java/libjava.
4436 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
4438 * tree-ssa-coalesce.c (register_default_def): Remove
4439 register_ssa_partition.
4440 (create_outofssa_var_map): Likewise.
4441 * tree-ssa-live.c (register_ssa_partition_check): Remove.
4442 * tree-ssa-live.h (register_ssa_partition): Likewise.
4444 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
4446 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
4447 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
4448 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
4449 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
4450 rtx when all sub-rtx are also permanent.
4451 (attr_eq): Simplify.
4452 (attr_copy_rtx): Remove.
4453 (make_canonical, get_attr_value): Use attr_equal_p.
4454 (copy_boolean): Rehash NOT.
4455 (simplify_test_exp_in_temp,
4456 optimize_attrs): Remove call to attr_copy_rtx.
4457 (attr_alt_intersection, attr_alt_union,
4458 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
4459 (make_automaton_attrs): Use attr_eq.
4461 2016-11-15 Matthias Klose <doko@ubuntu.com>
4463 * doc/install.texi: Remove references to java/libjava.
4464 * doc/sourcebuild.texi: Likewise.
4465 * doc/invoke.texi: Likewise.
4466 * doc/standards.texi: Likewise.
4468 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4469 Alan Hayward <alan.hayward@arm.com>
4470 David Sherwood <david.sherwood@arm.com>
4472 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
4474 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4475 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4476 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4477 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4478 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4479 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4480 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4482 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4483 Alan Hayward <alan.hayward@arm.com>
4484 David Sherwood <david.sherwood@arm.com>
4486 * dce.c (check_argument_store): Pass the size instead of
4487 the memory reference.
4488 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
4490 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4491 Alan Hayward <alan.hayward@arm.com>
4492 David Sherwood <david.sherwood@arm.com>
4494 * alias.c (canon_rtx): Use simplify_gen_binary.
4496 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4497 Alan Hayward <alan.hayward@arm.com>
4498 David Sherwood <david.sherwood@arm.com>
4500 * rtl.h (load_extend_op): Declare.
4501 * rtlanal.c (load_extend_op): New function.
4502 (nonzero_bits1): Use it.
4503 (num_sign_bit_copies1): Likewise.
4504 * cse.c (cse_insn): Likewise.
4505 * fold-const.c (fold_single_bit_test): Likewise.
4506 (fold_unary_loc): Likewise.
4507 * fwprop.c (free_load_extend): Likewise.
4508 * postreload.c (reload_cse_simplify_set): Likewise.
4509 (reload_cse_simplify_operands): Likewise.
4510 * combine.c (try_combine): Likewise.
4511 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
4512 subreg_lowpart_p checks.
4514 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4515 Alan Hayward <alan.hayward@arm.com>
4516 David Sherwood <david.sherwood@arm.com>
4518 * combine.c (simplify_shift_const_1): Use the number of bits
4519 in the inner mode to determine the range of the shift.
4520 When handling shifts of vectors, skip any rules that apply
4523 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4524 Alan Hayward <alan.hayward@arm.com>
4525 David Sherwood <david.sherwood@arm.com>
4527 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
4530 2016-11-15 Matthias Klose <doko@ubuntu.com>
4532 * doc/install.texi: Remove references to gcj/libjava.
4533 * doc/invoke.texi: Likewise.
4535 2016-11-15 Jeff Law <law@redhat.com>
4537 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
4538 parameter. Callers changed.
4539 (check-subpath_and_update_thread_path): Extracted from
4540 fsm_find_control_statement_thread_paths.
4541 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
4542 (handle_phi, handle_assignment): Allow any constant node, not
4545 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
4547 * config/arc/arc-arch.h: New file.
4548 * config/arc/arc-arches.def: Likewise.
4549 * config/arc/arc-cpus.def: Likewise.
4550 * config/arc/arc-options.def: Likewise.
4551 * config/arc/t-multilib: Likewise.
4552 * config/arc/genmultilib.awk: Likewise.
4553 * config/arc/genoptions.awk: Likewise.
4554 * config/arc/arc-tables.opt: Likewise.
4555 * config/arc/driver-arc.c: Likewise.
4556 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
4557 * common/config/arc/arc-common.c (arc_handle_option): Trace
4559 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
4560 options; check for supported cpu against arc-cpus.def file.
4561 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
4562 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
4563 * config/arc/arc-c.def: Add emacs local variables.
4564 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
4565 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
4566 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
4567 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
4568 (DEFAULT_arc_fpu_build): Define.
4569 (DEFAULT_arc_mpy_option): Define.
4570 * config/arc/arc-protos.h (arc_init): Delete.
4571 * config/arc/arc.c (arc_cpu_name): New variable.
4572 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
4573 (arc_arc700, arc_arc600, arc_arc601): New variable.
4574 (arc_init): Add static; remove selection of default tune value,
4575 cleanup obsolete error messages.
4576 (arc_override_options): Make use of .def files for selecting the
4577 right cpu and option configurations.
4578 * config/arc/arc.h (stdbool.h): Include.
4579 (TARGET_CPU_DEFAULT): Define.
4580 (CPP_SPEC): Remove mcpu=NPS400 handling.
4581 (arc_cpu_to_as): Declare.
4582 (EXTRA_SPEC_FUNCTIONS): Define.
4583 (OPTION_DEFAULT_SPECS): Likewise.
4584 (ASM_DEFAULT): Remove.
4585 (ASM_SPEC): Use arc_cpu_to_as.
4586 (DRIVER_SELF_SPECS): Remove deprecated options.
4587 (arc_base_cpu): Declare.
4588 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
4589 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
4591 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
4592 * config/arc/arc.md (attr_cpu): Remove.
4593 * config/arc/arc.opt (mno-mpy): Deprecate.
4594 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
4595 (mcpu=ARCHS): Remove.
4596 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
4598 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
4599 (arc_fpu): Use new defines.
4600 (mpy-option): Change to use numeric or string like inputs.
4601 * config/arc/t-arc (driver-arc.o): New target.
4602 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
4603 * config/arc/t-arc-newlib: Delete.
4604 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
4605 * doc/invoke.texi (ARC): Update arc options.
4607 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
4609 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
4610 insn at the beginning of the constant pool.
4611 (mips_insert_insn_pseudos): New function.
4612 (mips_machine_reorg2): Call it.
4613 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
4614 UNSPEC_INSN_PSEUDO enum values.
4615 (insn_pseudo, consttable): New insns.
4617 2016-11-15 Michael Matz <matz@suse.de>
4619 PR missed-optimization/77881
4620 * combine.c (simplify_comparison): Remove useless subregs
4621 also inside the loop, not just after it.
4622 (make_compound_operation): Recognize some subregs as being
4625 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4626 Alan Hayward <alan.hayward@arm.com>
4627 David Sherwood <david.sherwood@arm.com>
4629 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
4632 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4634 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
4635 for using xxinsertw and vinsert{b,h} on ISA 3.0.
4637 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
4638 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
4639 vinsert{b,h} on ISA 3.0.
4641 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
4643 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
4644 and cmpnop in two steps: first the ones not accessed in original gimple
4645 expression in a endian independent way and then the ones not accessed
4646 in the final result in an endian-specific way.
4647 (bswap_replace): Stop doing big endian adjustment.
4649 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
4651 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
4652 (*ashl<mode>3_doubleword): Ditto.
4654 2016-11-14 Martin Liska <mliska@suse.cz>
4656 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
4658 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
4659 Richard Biener <rguenther@suse.de>
4661 * doc/invoke.texi (fgimple): Document.
4662 * dumpfile.h (TDF_GIMPLE): Add.
4663 * dumpfile.c (dump_options): Add gimple.
4664 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
4666 (dump_gimple_label): Likewise.
4667 (dump_gimple_phi): Likewise.
4668 (dump_gimple_bb_header): Likewise.
4669 (dump_phi_nodes): Likewise.
4670 (pp_cfg_jump): Likewise. Pass in dump flags.
4671 (dump_implicit_edges): Adjust.
4672 * passes.c (pass_init_dump_file): Do not dump function header
4674 * tree-cfg.c (dump_function_to_file): Dump function return type
4675 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
4677 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
4678 (dump_generic_node): Likewise.
4679 * function.h (struct function): Add pass_startwith member.
4680 * passes.c (execute_one_pass): Implement startwith.
4681 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
4682 and assign proper version for parsed ssa names.
4683 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
4684 * internal-fn.c (expand_PHI): New function.
4685 * internal-fn.h (expand_PHI): Declared here.
4686 * internal-fn.def: New defination for PHI.
4687 * tree-cfg.c (lower_phi_internal_fn): New function.
4688 (build_gimple_cfg): Call it.
4689 (verify_gimple_call): Condition for passing label as arg in internal
4691 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
4692 present PHIs with arguments.
4694 2016-11-14 Martin Liska <mliska@suse.cz>
4697 * common.opt: Add prefer-atomic as a new enum value for
4699 * coretypes.h: Likewise.
4700 * doc/invoke.texi: Document the new option value.
4701 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
4702 * tree-profile.c (tree_profiling): Select default value
4703 of -fprofile-update when 'prefer-atomic' is selected.
4705 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4707 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
4708 (cortex_a57_alu_shift): ...here.
4710 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4712 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
4714 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4715 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4716 (<optab>si3_insn_uxtw): Likewise.
4717 (<optab><mode>3_insn): Likewise.
4718 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
4719 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
4720 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
4721 (<optab><mode>): Likewise.
4722 (insv<mode>): Likewise.
4723 (andim_ashift<mode>_bfiz): Likewise.
4724 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
4725 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
4726 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
4727 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
4728 (exynos_m1_alu_p): Likewise.
4729 * config/arm/types.md: Add bfx.
4730 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
4732 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4734 * config/aarch64/aarch64.c (cortexa57_vector_cost):
4735 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
4737 2016-11-14 Richard Biener <rguenther@suse.de>
4739 PR tree-optimization/78312
4740 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
4741 flow-sensitive info.
4743 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
4746 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
4747 * config/avr/avr.opt (-mabsdata): New option.
4748 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
4749 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
4750 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
4751 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
4752 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
4753 spec depending on AVR_ISA_LDS.
4754 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
4756 2016-11-13 Jakub Jelinek <jakub@redhat.com>
4758 * match.pd: Don't try to compare addresses of variables with
4761 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
4763 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
4764 (propagate_vr_accross_jump_function): Handle unary expressions.
4765 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4766 (load_from_param_1): New.
4767 (load_from_unmodified_param): Factor common part into load_from_param_1.
4768 (load_from_param): New.
4769 (compute_complex_assign_jump_func): Handle unary expressions.
4770 (update_jump_functions_after_inlining): Likewise.
4771 (ipa_write_jump_function): Likewise.
4772 (ipa_read_jump_function): Likewise.
4774 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4777 * doc/invoke.texi: Document Wrestrict.
4778 * pretty-print.c (pp_format): Add case for "Z" specifier.
4779 (test_pp_format): Test "Z" specifier.
4781 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
4783 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
4784 original function needs a static chain.
4786 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
4789 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
4792 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
4795 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
4796 return early if !optional_tbtab.
4798 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
4800 PR rtl-optimization/59461
4801 * doc/rtl.texi (paradoxical subregs): Add missing word.
4802 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
4803 in modes with precision larger than that of last_set_mode.
4804 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
4805 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
4806 REGs to paradoxical SUBREGs.
4807 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
4808 larger than a word before invoking LOAD_EXTEND_OP on it.
4810 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4813 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
4814 element order for little endian ordering.
4816 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
4817 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
4820 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
4823 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
4824 when calculating operand 2.
4825 (rotate to rotatex zext splitter): Ditto.
4827 2016-11-11 Jeff Law <law@redhat.com>
4829 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
4831 (stmt_uses_name_in_undefined_way): New function, extracted from
4832 find_implicit_erroneous_behavior and extended for div/mod case.
4833 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
4834 find_explicit_erroneous_behavior and extended for div/mod case.
4835 (find_implicit_erroneous_behavior): Use new helper function.
4836 (find_explicit_erroneous_behavior): Use new helper function.
4838 2016-11-11 Richard Biener <rguenther@suse.de>
4840 PR tree-optimization/71575
4841 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
4844 2016-11-11 Richard Biener <rguenther@suse.de>
4847 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4848 about uninitialized destination arg of BIT_INSERT_EXPR.
4850 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
4853 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
4854 terminology. Expand to remove ambiguity.
4856 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4858 PR rtl-optimization/78232
4859 * combine.c (try_combine): Add a big comment about why reusing i2dest
4861 (change_zero_ext): Do not call simplify_gen_binary, do the
4862 simplifications manually.
4864 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
4866 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
4867 enable HImode and QImode to go in vector registers by default if
4868 the -mvsx-small-integer option is enabled.
4869 (rs6000_secondary_reload_simple_move): Likewise.
4870 (rs6000_preferred_reload_class): Don't force integer constants to
4871 be loaded into vector registers that we can easily make into
4872 memory (or being created in the GPRs and moved over with direct move).
4873 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
4874 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
4875 vector extraction on ISA 3.0 when the scalar integer can be
4876 allocated in vector registers. Generate the VEC_SELECT directy,
4877 and don't use UNSPEC's to avoid having the scalar type in a vector
4878 register. Make the expander target registers, and let the
4879 combiner fold in results storing to memory, if the machine
4881 (vsx_extract_<mode>_di): Likewise.
4882 (vsx_extract_<mode>_p9): Likewise.
4883 (vsx_extract_<mode>_di_p9): Likewise.
4884 (vsx_extract_<mode>_store_p9): Likewise.
4885 (vsx_extract_si): Likewise.
4886 (vsx_extract_<mode>_p8): Likewise.
4887 (p9_lxsi<wd>zx): Delete, no longer used.
4888 (p9_stxsi<wd>x): Likewise.
4889 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
4890 integers in vector registers for ISA 3.0.
4891 (QHI): Update comment.
4892 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
4893 vector extract instructions in sign/zero extend.
4894 (zero_extendhi<mode>): Likewise.
4895 (extendqi<mode>): Likewise.
4896 (extendhi<mode>2): Likewise.
4897 (HImode splitter for load/sign extend in vector register): Likewise.
4898 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
4899 optimizing floating point conversions to/from small data types and
4900 rewrite it to support QImode/HImode being allowed in vector
4901 registers on ISA 3.0.
4902 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4903 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
4904 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4905 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
4906 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4907 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
4908 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4909 VSPLITISW on ISA 2.07.
4910 (movhi_internal): Combine movhi_internal and movqi_internal into
4911 one mov<mode>_internal with an iterator. Add support for QImode
4912 and HImode being allowed in vector registers. Make large number
4913 of attributes and constraints easier to read.
4914 (movqi_internal): Likewise.
4915 (mov<mode>_internal): Likewise.
4916 (movdi_internal64): Fix constraint to allow loading -16..15 with
4917 VSPLITISW on ISA 2.07.
4918 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
4921 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
4923 PR rtl-optimization/78241
4924 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
4925 but emit initial peel copy if niter expr is not reliable.
4927 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4929 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
4930 (maybe_record_trace_start): If the CFI is different on the new and
4931 old paths, print out both to the dump file before ICEing.
4933 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
4935 * target.def (additional_allocno_class_p): New.
4936 * hooks.h (hook_bool_reg_class_t_false): New prototype.
4937 * hooks.c (hook_bool_reg_class_t_false): New.
4938 * ira.c (setup_allocno_and_important_classes): Use the new hook.
4939 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
4940 * doc/tm.texi: Update.
4942 2016-11-10 Jason Merrill <jason@redhat.com>
4944 * gengtype.c (new_structure): Append to structures list.
4945 (find_structure): Likewise.
4947 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
4949 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
4950 this_dir is 2. Check for this_dir non-zero before dir != this_dir
4953 2016-11-10 Jakub Jelinek <jakub@redhat.com>
4955 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
4956 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
4958 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
4959 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
4960 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
4961 teams distribute parallel for simd even to distribute and teams
4962 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
4963 OMP_CLAUSE_DEPEND_SINK case.
4964 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
4965 (omp_no_lastprivate): Removed.
4966 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
4967 (gimplify_omp_for): Likewise.
4968 (computable_teams_clause): Fail for automatic vars from current
4969 function not yet seen in bind expr.
4970 * langhooks.c (lhd_omp_scalar_p): New function.
4971 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
4972 * varpool.c (varpool_node::get_create): Set node->offloading
4973 even for DECL_EXTERNAL decls.
4974 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
4975 (LANG_HOOKS_OMP_SCALAR_P): Define.
4976 (LANG_HOOKS_DECLS): Use it.
4978 2016-11-10 Martin Liska <mliska@suse.cz>
4981 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
4982 only when SWITCH_BODY is a BIND_EXPR.
4984 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
4987 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
4988 on the context only when it has no DIE yet.
4990 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
4992 * arm.h (target_cpus): Delete.
4993 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
4994 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
4995 (all_architectures): Likewise.
4996 (arm_option_override): Adjust use of CPU enums.
4997 (arm_sched_reorder): Likewise.
4998 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
4999 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
5000 * arm/genopt.sh (processor_type): Prefix enumeration entries with
5002 * arm-tables.opt: Regenerated.
5004 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
5006 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
5008 * config/aarch64/aarch64-tune.md: Regenerated.
5009 * config/arm/arm-cores.def (falkor): New core.
5010 * config/arm/arm-tables.opt: Regenerated.
5011 * config/arm/arm-tune.md: Regenerated.
5012 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
5013 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
5014 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
5015 (ARM Options/-mtune): Likewise.
5017 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
5020 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
5022 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
5023 (propagate_vr_accross_jump_function): Likewise.
5024 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
5025 (load_from_param_1): New.
5026 (load_from_unmodified_param): Factor common part into load_from_param_1.
5027 (load_from_param): New.
5028 (compute_complex_assign_jump_func): Handle unary expressions.
5029 (ipa_write_jump_function): Likewise.
5030 (ipa_read_jump_function): Likewise.
5032 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
5034 * simplify-rtx.c (simplify_binary_operation_1): Simplify
5035 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
5036 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
5039 2016-11-09 David Malcolm <dmalcolm@redhat.com>
5041 * print-rtl-function.c: Include varasm.h.
5042 (print_any_param_name): New function.
5043 (print_param): New function.
5044 (print_rtx_function): Call print_param for each argument.
5045 * print-rtl.c (rtx_writer::finish_directive): New function.
5046 * print-rtl.h (rtx_writer::finish_directive): New decl.
5048 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
5051 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
5052 operand 0 as earlyclobber.
5053 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
5055 2016-11-09 Martin Liska <mliska@suse.cz>
5057 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
5059 2016-11-09 Jakub Jelinek <jakub@redhat.com>
5062 * builtins.c (expand_builtin_memcmp): Formatting fix.
5064 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
5065 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
5066 or of them, renumber other enumerators.
5067 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
5068 * doc/invoke.texi: Document -fsanitize=shift-base and
5069 -fsanitize-shift-exponent, document -fsanitize=shift as
5070 having those 2 suboptions.
5072 2016-11-09 Richard Biener <rguenther@suse.de>
5074 * fold-const.c (tree_swap_operands_p): Remove unused arg.
5075 * fold-const.c (tree_swap_operands_p): Likewise.
5076 (fold_binary_loc): Adjust.
5077 (fold_ternary_loc): Likewise.
5078 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
5079 * gimple-fold.c (fold_stmt_1): Likewise.
5080 * gimple-match-head.c (gimple_resimplify2): Likewise.
5081 (gimple_resimplify3): Likewise.
5082 (gimple_simplify): Likewise.
5083 * tree-ssa-dom.c (record_equality): Likewise.
5084 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
5085 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5086 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
5088 2016-11-09 Richard Biener <rguenther@suse.de>
5090 * tree-ssa-dom.c (canonicalize_comparison): Remove.
5091 (optimize_stmt): Remove redundant pre-propagation canonicalization
5092 of comparison operand order.
5094 2016-11-09 Martin Liska <mliska@suse.cz>
5096 * fold-const-call.c (fold_const_call): Fix the folding.
5098 2016-11-09 Richard Biener <rguenther@suse.de>
5100 * common.opt (flag_evaluation_order): Remove.
5101 * expr.c (expand_operands): Remove code guarded by
5102 flag_evaluation_order.
5103 * fold-const.c (reorder_operands_p): Remove, it always returns
5105 (negate_expr_p): Remove calls to reorder_operands_p.
5106 (fold_negate_expr): Likewise.
5107 (tree_swap_operands_p): Likewise.
5108 (fold_binary_loc): Likewise.
5110 2016-11-09 Andreas Schwab <schwab@suse.de>
5113 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
5114 insns operating on a register.
5116 2016-11-09 Richard Biener <rguenther@suse.de>
5118 PR tree-optimization/78007
5119 * tree-vect-stmts.c (vectorizable_bswap): New function.
5120 (vectorizable_call): Call vectorizable_bswap for
5121 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
5123 2016-11-09 Richard Biener <rguenther@suse.de>
5125 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
5126 Look at the DR_BASE_ADDRESS object for forcing alignment.
5128 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
5130 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
5131 (propagate_vr_accross_jump_function): Likewise.
5132 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
5133 (load_from_param_1): New.
5134 (load_from_unmodified_param): Factor common part into load_from_param_1.
5135 (load_from_param): New.
5136 (compute_complex_assign_jump_func): Handle unary expressions.
5137 (ipa_write_jump_function): Likewise.
5138 (ipa_read_jump_function): Likewise.
5140 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
5143 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
5144 Also fold constant passed as argument while computing value range.
5145 (propagate_constants_accross_call): Pass param type.
5146 * ipa-prop.c: export ipa_get_callee_param_type.
5147 * ipa-prop.h: export ipa_get_callee_param_type.
5149 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
5151 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
5152 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
5154 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
5156 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
5157 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
5158 ASAN_STACK_MAGIC_MIDDLE.
5159 (asan_global_struct): Increase the size of fields.
5160 (asan_add_global): Add new field constructor.
5161 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
5162 __asan_version_mismatch_check_v8.
5164 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
5166 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
5169 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
5172 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
5173 Handle ASHIFT and LSHIFTRT.
5174 (dimode_scalar_chain::compute_convert_gain): Ditto.
5175 (dimode_scalar_chain::convert_insn): Ditto.
5177 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5179 * gimple-ssa-store-merging.c: Include selftest.h
5180 (verify_array_eq): New function.
5181 (verify_shift_bytes_in_array): Likewise.
5182 (verify_shift_bytes_in_array_right): Likewise.
5183 (verify_clear_bit_region): Likewise.
5184 (verify_clear_bit_region_be): Likewise.
5185 (store_merging_c_tests): Likewise.
5186 * selftest.h (store_merging_c_tests): Declare prototype.
5187 * selftest-run-tests.c (selftest::run_tests): Run
5188 store_merging_c_tests.
5190 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5192 * config/arm/arm.opt (mold-rtx-costs): Delete.
5193 (mnew-generic-costs): Delete.
5194 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
5195 * config/arm/arm.c (arm_rtx_costs_1): Delete.
5196 (arm_size_rtx_costs): Likewise.
5197 (arm_slowmul_rtx_costs): Likewise.
5198 (arm_fastmul_rtx_costs): Likewise.
5199 (arm_xscale_rtx_costs): Likewise.
5200 (arm_9e_rtx_costs): Likewise.
5201 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
5202 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
5203 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
5204 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
5205 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
5206 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
5207 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
5208 arm_cortex_m7_tune):
5209 Delete rtx_costs field.
5210 (arm_new_rtx_costs): Rename to...
5211 (arm_rtx_costs_internal): ... This.
5212 (arm_rtx_costs): Remove old way of doing rtx costs.
5214 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5216 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
5217 (arm_fastmul_tune): Likewise.
5218 (arm_strongarm_tune): Likewise.
5219 (arm_xscale_tune): Likewise.
5220 (arm_9e_tune): Likewise.
5221 (arm_marvell_pj4_tune): Likewise.
5222 (arm_v6t2_tune): Likewise.
5223 (arm_v6m_tune): Likewise.
5224 (arm_fa726te_tune): Likewise.
5226 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5228 PR tree-optimization/78234
5229 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
5232 2016-11-08 Martin Liska <mliska@suse.cz>
5235 * dbgcnt.def: Add new debug counter asan_use_after_scope.
5236 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
5237 with a value expr. Do not add artificial variables to
5238 live_switch_vars. Use the debug counter.
5239 (gimplify_target_expr): Use the debug counter.
5240 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
5241 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
5242 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
5244 2016-11-08 Richard Biener <rguenther@suse.de>
5246 * tree-vect-stmts.c (get_group_load_store_type): If the
5247 access is aligned do not trigger peeling for gaps.
5248 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
5249 force alignment of vars with DECL_USER_ALIGN.
5251 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
5253 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
5255 2016-11-08 Richard Biener <rguenther@suse.de>
5257 PR tree-optimization/78205
5258 * tree-vect-stmts.c (vectorizable_load): Move check whether
5259 we may run into gaps when BB vectorizing SLP permutations ...
5260 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
5261 here where we can do a more precise check.
5263 2016-11-08 Richard Biener <rguenther@suse.de>
5265 PR tree-optimization/78224
5266 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5267 Split the fallthru edge in case its successor may have PHIs.
5268 Do not free dominance info.
5270 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5273 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
5274 EH info even for bzhi and pdep/pext.
5276 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
5278 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
5279 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
5281 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
5283 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
5285 * config/rs6000/vector.md (div<mode>3): Ditto.
5287 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
5289 * configure.ac (.hidden): Change to conftest_s string. Provide string
5291 (gcc_cv_ld_hidden): Yes for AIX.
5292 * configure: Regenerate.
5294 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
5296 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
5297 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
5298 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
5299 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
5300 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5301 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
5303 (rs6000_xcoff_visibility): New.
5304 (rs6000_xcoff_declare_function_name): Add visibility support.
5305 (rs6000_xcoff_asm_globalize_decl_name): New.
5306 (rs6000_xcoff_asm_output_aligned_decl_common): New.
5307 (rs6000_asm_weaken_decl): New.
5308 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
5309 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
5312 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
5315 * incpath.c (remove_dup): Also silently ignore EPERM.
5317 2016-11-07 Martin Jambor <mjambor@suse.cz>
5319 * tree.c (verify_type_variant): Use pointer comparison to check that
5320 TYPE_SIZE_UNIT match.
5322 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5325 * dse.c (dse_step5): Call scan_reads even if just
5326 insn_info->frame_read. Improve and fix dump file messages.
5329 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
5330 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
5332 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5335 * match.pd: Add following two patterns:
5336 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
5337 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
5339 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
5341 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
5342 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
5343 * rtl.h (duplicate_reg_notes): Declare.
5344 * rtlanal.c (duplicate_reg_note): New function.
5346 PR rtl-optimization/77309
5347 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
5348 don't assume an equality comparison for plain COMPARE.
5349 (simplify_comparison): Pass a more accurate code to
5350 make_compound_operation.
5352 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
5354 * target.def (compute_pressure_classes): New target hook.
5355 * doc/tm.texi.in: Document it.
5356 * doc/tm.texi: Regenerate.
5357 * ira.c (setup_pressure_classes): Call target hook if defined.
5359 2016-11-07 David Malcolm <dmalcolm@redhat.com>
5361 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
5363 (rtx_writer::print_rtx): In compact mode, omit trailing operands
5364 that have the default values.
5365 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
5367 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
5368 label string from expected dump.
5369 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
5372 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5375 * alias.c (nonoverlapping_memrefs_p): If one decl is
5376 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
5378 2016-11-07 Richard Biener <rguenther@suse.de>
5381 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
5384 2016-11-07 Richard Biener <rguenther@suse.de>
5386 PR tree-optimization/78218
5387 * gimple-ssa-store-merging.c
5388 (pass_store_merging::terminate_all_aliasing_chains):
5389 Drop unused argument, fix alias check to also consider uses.
5390 (pass_store_merging::execute): Adjust.
5392 2016-11-07 Richard Biener <rguenther@suse.de>
5394 PR tree-optimization/78228
5395 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
5398 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5401 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
5402 aarch64_simd_shift_imm_<mode> predicate for operand 1.
5403 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
5404 to restrict them to an appropriate range and add FAIL check if the
5405 region they specify is out of range. Delete useless constraint
5407 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
5408 2 and 3 to restrict their range and add pattern predicate.
5410 2016-11-07 Martin Liska <mliska@suse.cz>
5412 * asan.c (enum asan_check_flags): Move the enum to header file.
5413 (asan_init_shadow_ptr_types): Make type creation more generic.
5414 (shadow_mem_size): New function.
5415 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
5416 Rewritten stack unpoisoning code.
5417 (build_shadow_mem_access): Add new argument return_address.
5418 (instrument_derefs): Instrument local variables if use after scope
5419 sanitization is enabled.
5420 (asan_store_shadow_bytes): New function.
5421 (asan_expand_mark_ifn): Likewise.
5422 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
5423 * asan.h (enum asan_mark_flags): Moved here from asan.c
5424 (asan_protect_stack_decl): Protect all declaration that need
5426 (asan_sanitize_use_after_scope): New function.
5427 (asan_no_sanitize_address_p): Likewise.
5428 * cfgexpand.c (partition_stack_vars): Consider
5429 asan_sanitize_use_after_scope in condition.
5430 (expand_stack_vars): Likewise.
5431 * common.opt (-fsanitize-address-use-after-scope): New option.
5432 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5433 Explain the parameter.
5434 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
5435 * gimplify.c (build_asan_poison_call_expr): New function.
5436 (asan_poison_variable): Likewise.
5437 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
5438 variables that have address taken.
5439 (gimplify_decl_expr): Likewise.
5440 (gimplify_target_expr): Likewise for C++ temporaries.
5441 (sort_by_decl_uid): New function.
5442 (gimplify_expr): Unpoison all variables for a label we can jump
5443 from outside of a scope.
5444 (gimplify_switch_expr): Unpoison variables defined in the switch
5446 (gimplify_function_tree): Clear asan_poisoned_variables.
5447 (asan_poison_variables): New function.
5448 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
5449 * internal-fn.c (expand_ASAN_MARK): New function.
5450 * internal-fn.def (ASAN_MARK): Declare.
5451 * opts.c (finish_options): Handle -fstack-reuse if
5452 -fsanitize-address-use-after-scope is enabled.
5453 (common_handle_option): Enable address sanitization if
5454 -fsanitize-address-use-after-scope is enabled.
5455 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
5457 * params.h: Likewise.
5458 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
5459 * sanitizer.def: Define __asan_poison_stack_memory and
5460 __asan_unpoison_stack_memory functions.
5461 * asan.c (asan_mark_poison_p): New function.
5462 (transform_statements): Handle asan_mark_poison_p calls.
5463 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
5465 2016-11-07 Tamar Christina <tamar.christina@arm.com>
5468 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
5470 2016-11-07 Martin Liska <mliska@suse.cz>
5472 * tree-profile.c (gimple_gen_time_profiler): Set proper type
5473 to time_profiler_counter_ptr.
5475 2016-11-07 Richard Biener <rguenther@suse.de>
5477 PR tree-optimization/37150
5478 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
5480 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
5481 (vect_analyze_slp_cost_1): Account for the real number of
5482 permutations emitted and for dead loads.
5483 (vect_transform_slp_perm_load): Add n_perms parameter counting
5484 the number of emitted permutations.
5485 * tree-vect-stmts.c (vectorizable_load): Adjust.
5487 2016-11-07 Richard Biener <rguenther@suse.de>
5489 PR tree-optimization/78189
5490 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
5491 alignment computation.
5493 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
5495 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
5497 2016-11-05 Martin Sebor <msebor@redhat.com>
5499 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
5502 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
5506 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
5508 2016-11-04 Jakub Jelinek <jakub@redhat.com>
5511 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
5512 doesn't have rtl set.
5514 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5516 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
5517 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
5518 rs6000_gimple_fold_builtin.
5519 (rs6000_gimple_fold_builtin): New function. Add handling for
5520 early expansion of vector addition builtins.
5522 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
5524 * expr.h (copy_blkmode_from_reg): Delete.
5525 * expr.c (copy_blkmode_from_reg): Make static.
5527 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
5529 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
5530 * combine.c (LOAD_EXTEND_OP): Delete.
5531 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
5532 * cse.c (LOAD_EXTEND_OP): Delete.
5533 * fold-const.c (LOAD_EXTEND_OP): Likewise.
5534 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
5535 * postreload.c (LOAD_EXTEND_OP): Delete.
5536 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
5537 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
5538 (find_reloads): Likewise.
5539 * reload1.c (eliminate_regs_1): Likewise.
5540 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
5541 (num_sign_bit_copies1): Likewise.
5543 2016-11-04 David Malcolm <dmalcolm@redhat.com>
5545 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
5546 (selftest::ix86_test_dumping_hard_regs): New function.
5547 (selftest::ix86_run_selftests): New function.
5548 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
5549 selftest::ix86_run_selftests.
5550 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
5551 * doc/tm.texi: Regenerate
5552 * selftest-rtl.h: New file.
5553 * rtl-tests.c: Include "selftest-rtl.h".
5554 (selftest::assert_rtl_dump_eq): Make non-static.
5555 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
5556 (selftest::test_dumping_regs): Update comment.
5557 * selftest-run-tests.c: Include "target.h".
5558 (selftest::run_tests): If non-NULL, call
5559 targetm.run_target_selftests.
5560 * target.def (run_target_selftests): New hook.
5562 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5564 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
5565 representative core for this architecture.
5566 * config/arm/arm-cores.def (cortex-m33): Define new processor.
5567 * config/arm/arm-tables.opt: Regenerate.
5568 * config/arm/arm-tune.md: Likewise.
5569 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
5570 valid -mcpu options.
5571 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
5573 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5575 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
5576 representative core for this architecture.
5577 * config/arm/arm-cores.def (cortex-m23): Define new processor.
5578 * config/arm/arm-tables.opt: Regenerate.
5579 * config/arm/arm-tune.md: Likewise.
5580 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
5581 this tuning parameters apply to in the comment.
5582 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
5583 valid -mcpu options.
5584 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
5586 2016-11-04 Bin Cheng <bin.cheng@arm.com>
5588 * fold-const.c (fold_cond_expr_with_comparison): Remove call
5589 to pedantic_non_lvalue_loc. Remove useless code for lvalue
5590 where cond_expr can't be a lvalue.
5592 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
5594 * config/arc/arc.c (arc_process_double_reg_moves): Use
5596 * config/arc/arc.md (movsi_insn): Disable unsupported move
5597 instructions for ARCv2 cores.
5598 (movdi): Use prepare_move_operands.
5599 (movsf, movdf): Use move_dest_operand predicate.
5600 * config/arc/constraints.md (Chs): Enable when barrel shifter is
5602 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
5603 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
5605 (dexcl_3op_peep2_insn_nores): Likewise.
5606 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
5607 (LINK_COMMAND_SPEC): Remove.
5609 2016-11-04 Richard Biener <rguenther@suse.de>
5612 * loop-invariant.c (find_exits): Record entering inner
5613 loops as possibly exiting to handle infinite sub-loops.
5614 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
5615 (fill_always_executed_in_1): Honor infinite child loops.
5617 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5620 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
5621 has already been adjusted for endianness, so don't adjust it any
5625 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
5626 ICmode unless we have standard PowerPC floating point.
5627 * config/rs6000/rs6000.md (FP iterator): Likewise.
5628 (FMOVE128 iterator): Likewise.
5630 2016-11-03 Jakub Jelinek <jakub@redhat.com>
5631 Alexandre Oliva <aoliva@redhat.com>
5632 Jason Merrill <jason@redhat.com>
5636 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
5638 * langhooks.c (lhd_type_dwarf_attribute): New function.
5639 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
5640 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
5641 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
5642 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
5643 (check_qualified_type, check_aligned_type): Call it.
5644 * dwarf2out.c (modified_type_die): Don't use type_main_variant
5645 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
5646 check_base_type and check_lang_type.
5647 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
5648 return early. For pointer-to-data-member add DW_AT_use_location
5650 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
5652 (gen_type_die_with_usage): Don't use type_main_variant
5653 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
5654 check_base_type and check_lang_type. Formatting fixes. Call
5655 get_debug_type langhook.
5657 2016-11-03 Jason Merrill <jason@redhat.com>
5659 * tree.c (check_lang_type): New.
5660 (check_qualified_type): Use it.
5661 (check_aligned_type): Use it.
5662 * tree.h: Declare it.
5664 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
5666 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
5667 (arm*-freebsd*): Likewise.
5668 (arm*-*-netbsdelf*): Likewise.
5669 (arm*-*-linux*): Likewise.
5670 (arm*-*-uclinux*eabi*): Likewise.
5671 (arm*-*-phoenix*): Likewise.
5672 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
5673 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
5674 specified. Default to arm6 if target_cpu_cname is not set.
5675 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
5676 default cpu has been correctly configured.
5677 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
5678 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
5679 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
5680 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
5681 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
5682 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
5683 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
5685 2016-11-03 Jiong Wang <jiong.wang@arm.com>
5687 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
5688 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
5689 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
5690 (output_cfa_loc): Support DW_CFA_val_expression.
5691 (output_cfa_loc_raw): Likewise.
5692 (output_cfi): Likewise.
5693 (output_cfi_directive): Likewise.
5694 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
5695 (dw_cfi_oprnd2_desc): Likewise.
5696 (mem_loc_descriptor): Recognize new pattern generated for value
5699 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
5701 PR rtl-optimization/78186
5702 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
5703 well, when converting to IOR.
5705 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
5707 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
5708 (vec_interleave_highv8qi): Likewise.
5710 2016-11-03 Martin Liska <mliska@suse.cz>
5712 * profile.c (instrument_values): Fix coding style.
5713 (branch_prob): Use renamed function.
5714 * tree-profile.c (init_ic_make_global_vars): Likewise.
5715 (gimple_init_edge_profiler): Rename to
5716 gimple_init_gcov_profiler.
5717 tree_time_profiler_counter variable declaration.
5718 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
5720 * value-prof.h: Remove an argument.
5722 2016-11-03 Richard Biener <rguenther@suse.de>
5724 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
5725 symtab_node::get_create.
5727 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5729 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
5730 Move comments into more natural position.
5732 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
5734 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
5735 (PTRDIFF_TYPE): Define as int.
5737 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5739 * ccmp.c (expand_ccmp_expr_1): Adjust.
5740 (expand_ccmp_expr): Likewise.
5741 (expand_ccmp_next): Likewise.
5742 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
5743 (aarch64_gen_ccmp_first): Likewise.
5744 * doc/tm.texi: Regenerate.
5745 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
5746 (gen_ccmp_next): Likewise.
5748 2016-11-03 Bin Cheng <bin.cheng@arm.com>
5750 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
5751 (vect_is_simple_reduction): Swap cond_reduction by inversion.
5753 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
5755 * config/i386/i386.c (ix86_init_libfuncs): New. Call
5756 darwin_rename_builtins here.
5757 (ix86_expand_divmod_libfunc): New.
5758 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
5759 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
5761 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
5762 Nathan Sidwell <nathan@acm.org>
5764 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
5766 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
5768 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
5770 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
5771 to format MODE_INT and MODE_PARTIAL_INT literals.
5773 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
5776 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
5777 NULL if TARGET_SPE_ABI.
5779 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5781 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
5782 clear padding bits even when they're less than a byte.
5784 2016-11-02 Richard Biener <rguenther@suse.de>
5786 * gimple-ssa-store-merging.c: Include gimplify-me.h.
5787 (imm_store_chain_info::output_merged_stores): Force base_addr
5788 to be proper GIMPLE for a MEM_REF address.
5789 (pass_store_merging::execute): Restrict negative bitpos
5790 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
5791 check. Take into account non-NULL_TREE offset if the base
5792 is already addressable.
5794 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
5796 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
5798 (aarch64_be_crypto_sha1hv4si): New pattern.
5800 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
5802 * config/aarch64/aarch64.md (add<mode>3): Remove
5803 redundant code. Don't split frame based additions.
5805 2016-11-02 Richard Biener <rguenther@suse.de>
5807 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
5808 redundant val and dest members.
5809 (store_immediate_info::store_immediate_info): Adjust.
5810 (merged_store_group::merged_store_group): Adjust.
5811 (merged_store_group::apply_stores): Likewise.
5812 (struct imm_store_chain_info): Add base_addr field.
5813 (imm_store_chain_info::imm_store_chain_info): New constructor.
5814 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
5815 (imm_store_chain_info::output_merged_store): Likewise. Use
5816 addr_base which is already the address.
5817 (imm_store_chain_info::output_merged_stores): Likewise.
5818 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
5819 imm_store_chain_info instead of base. Fix alias check.
5820 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
5821 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
5822 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
5823 use the address of the base and adjust for other changes.
5825 2016-11-02 Martin Liska <mliska@suse.cz>
5827 * fold-const-call.c (host_size_t_cst_p): Test whether
5828 t is convertible to size_t.
5830 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5832 PR tree-optimization/78170
5833 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
5834 introduced by native_encode_expr on little-endian as well.
5836 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5838 PR tree-optimization/78162
5839 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
5842 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5844 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
5846 (aarch64_next_callee_save): Likewise.
5847 (aarch64_pushwb_single_reg): Likewise.
5848 (aarch64_gen_storewb_pair): Likewise.
5849 (aarch64_push_regs): Likewise.
5850 (aarch64_gen_loadwb_pair): Likewise.
5851 (aarch64_pop_regs): Likewise.
5852 (aarch64_gen_store_pair): Likewise.
5853 (aarch64_gen_load_pair): Likewise.
5854 (aarch64_save_callee_saves): Likewise.
5855 (aarch64_restore_callee_saves): Likewise.
5857 2016-11-02 Richard Biener <rguenther@suse.de>
5859 PR tree-optimization/78035
5860 PR tree-optimization/77964
5861 * gimple-pretty-print.c (pp_points_to_solution): Print
5862 vars_contains_interposable.
5863 * tree-ssa-alias.c: Include varasm.h.
5864 (ptrs_compare_unequal): Check vars_contains_interposable and
5865 decl_binds_to_current_def_p.
5866 (dump_points_to_solution): Dump vars_contains_interposable.
5867 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
5869 * tree-ssa-structalias.c: Include varasm.h.
5870 (set_uids_in_ptset): Record whether vars contains a
5871 not decl_binds_to_current_def_p variable in vars_contains_interposable.
5872 (ipa_escaped_pt): Update initializer.
5874 2016-11-02 Richard Biener <rguenther@suse.de>
5876 PR tree-optimization/78047
5877 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
5878 fake field at offset zero conservatively regarding to may_have_pointers.
5880 2016-11-02 Richard Biener <rguenther@suse.de>
5882 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
5883 infer_value_range on stmt ops and update value-ranges.
5884 Dump visited stmts and blocks.
5885 (evrp_dom_walker::push_value_range): Dump changes.
5886 (evrp_dom_walker::pop_value_range): Likewise.
5887 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
5889 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5891 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
5893 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
5895 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5897 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
5898 and adjust for that.
5899 * cfgrtl.h (delete_insn_chain): Adjust prototype.
5901 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5903 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
5905 (transcode_memory_rtx): Likewise.
5906 (move_to_acc): Likewise.
5907 (move_from_acc): Likewise.
5908 (move_acc_to_reg): Likewise.
5909 (move_to_x): Likewise.
5910 (move_to_hl): Likewise.
5911 (move_to_de): Likewise.
5912 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
5913 (rs6000_emit_savres_rtx): Likewise.
5914 (rs6000_emit_prologue): Likewise.
5915 * reorg.c (update_reg_unused_notes): Likewise.
5916 * rtl.h (remove_note): Adjust prototype.
5917 * rtlanal.c (remove_note): Make argument type rtx_insn *.
5919 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5921 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
5922 variables so some can be rtx_insn *.
5923 (alpha_emit_xfloating_libcall): Likewise.
5924 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
5925 (mips_legitimize_tls_address): Likewise.
5926 * optabs.c (expand_binop): Likewise.
5927 * reload1.c (gen_reload): Likewise.
5929 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5931 * reorg.c (relax_delay_slots): Split up the trial variable.
5933 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5935 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
5936 of variables rtx_insn *.
5937 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
5938 (legitimize_tls_address): Likewise.
5939 * config/bfin/bfin.c (hwloop_optimize): Likewise.
5940 (bfin_gen_bundles): Likewise.
5941 * config/c6x/c6x.c (reorg_split_calls): Likewise.
5942 (c6x_reorg): Likewise.
5943 * config/frv/frv.c (frv_reorder_packet): Likewise.
5944 * config/i386/i386.c (ix86_split_idivmod): Likewise.
5945 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
5946 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
5947 * config/mn10300/mn10300.c: Likewise.
5948 * config/rl78/rl78.c: Likewise.
5949 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
5950 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
5951 (sh_expand_cmpnstr): Likewise.
5952 (sh_expand_strlen): Likewise.
5953 (sh_expand_setmem): Likewise.
5954 * config/sh/sh.md: Likewise.
5955 * emit-rtl.c (emit_pattern_before): Likewise.
5956 * except.c: Likewise.
5957 * final.c: Likewise.
5960 2016-11-01 Jason Merrill <jason@redhat.com>
5962 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
5963 a COND_EXPR with constant condition.
5965 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5967 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
5968 and its initialization.
5970 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5972 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
5975 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5977 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
5978 argument, don't call add_linkage_name if it is true.
5979 (gen_variable_die): For C++ inline static data members, consider the
5980 initial call when old_die is NULL to be declaration and call
5981 add_name_and_src_coords_attributes in that case with true as
5982 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
5983 (gen_member_die): For C++ inline static data members, emit a
5984 definition DIE right away in DW_TAG_compile_unit context.
5986 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
5989 * config/pa/pa.md: Add new shift/add patterns to handle
5990 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
5992 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
5994 * config/xtensa/xtensa-protos.h
5995 (xtensa_use_return_instruction_p): New prototype.
5996 * config/xtensa/xtensa.c (xtensa_current_frame_size,
5997 xtensa_callee_save_size): Remove.
5998 (struct machine_function): Add new fields: current_frame_size,
5999 callee_save_size, frame_laid_out and epilogue_done.
6000 (compute_frame_size, xtensa_expand_prologue,
6001 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
6002 cfun->machine->callee_save_size and xtensa_current_frame_size
6003 with cfun->machine->current_frame_size.
6004 (compute_frame_size): Update cfun->machine->frame_laid_out and
6005 don't update frame layout after reload completion.
6006 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
6007 instead of zeroing xtensa_current_frame_size.
6008 (xtensa_use_return_instruction_p): New function.
6009 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
6011 (INITIAL_ELIMINATION_OFFSET): Use return value of
6012 compute_frame_size instead of xtensa_current_frame_size value.
6013 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
6014 function xtensa_use_return_instruction_p instead of inline code.
6016 2016-11-01 Jakub Jelinek <jakub@redhat.com>
6018 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
6019 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
6020 * dwarf2out.c (rnglist_idx): New variable.
6021 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
6022 (DEBUG_RNGLISTS_SECTION): Define.
6023 (ranges_base_label): New variable.
6024 (size_of_die) <case dw_val_class_range_list>: If using
6025 DW_FORM_rnglistx, count size of uleb128 of range list index.
6026 (value_format) <case dw_val_class_range_list>: For
6027 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
6028 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
6029 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
6030 (add_ranges_num): Remove useless prototype. Don't multiply
6031 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
6032 for new fields added to dw_ranges struct.
6033 (add_ranges): Add maybe_new_sec argument and pass it
6034 through to add_ranges_num.
6035 (note_rnglist_head): New function.
6036 (add_ranges_by_labels): Pass true as maybe_new_sec to
6037 add_ranges_num, call note_rnglist_head on the head of the list.
6038 (output_ranges): Add function comment. Switch to
6039 .debug_ranges section here and emit .Ldebug_ranges0 label.
6040 (index_rnglists, output_rnglists): New functions.
6041 (gen_subprogram_die): Formatting fixes.
6042 (add_high_low_attributes): Don't divide offsets
6043 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
6044 first list element or when pointing into the middle of
6045 a list. Pass true as second argument to add_ranges on the
6046 first block fragment after cold/hot section switch.
6047 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
6048 section instead of .debug_ranges. Initialize
6049 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
6050 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
6051 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
6052 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
6053 Call output_rnglists for -gdwarf-5.
6054 (dwarf2out_c_finalize): Clear rnglist_idx.
6056 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
6058 * combine.c (simplify_compare_const): Add gcc_fallthrough.
6060 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
6061 Tamar Christina <tamar.christina@arm.com>
6063 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
6064 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
6065 (vmaxnmq_f32): Likewise.
6066 (vminnm_f32): Likewise.
6067 (vminnmq_f32): Likewise.
6068 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
6070 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
6073 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
6075 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
6076 binary floating point types supported by the hardware except for
6078 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
6079 vector instruction for optimizing extracting a SImode from a
6080 V4SImode vector and converting it to floating point.
6081 (vsx_xvcvuxwdp_df): Likewise.
6082 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
6083 registers to be any VSX register. Move stores to the end of the
6085 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
6086 to optimize extracting a SImode from a V4SImode vector and
6087 converting it to a binary floating point type supported by the
6088 hardware. Use the vector converts instead of extracting the
6089 element, sign extending it, and then converting it to double.
6090 Other floating point types than double first convert to double,
6091 then the double is converted to that type.
6092 (vsx_extract_si_<uns>float_<mode>): Likewise.
6094 2016-10-31 Andrew Pinski <apinski@cavium.com>
6096 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
6097 Rewrite handling of part num to handle the case where
6098 multiple implementers share the same part num.
6100 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
6101 Jakub Jelinek <jakub@redhat.com>
6103 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
6104 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
6106 2016-10-31 Jakub Jelinek <jakub@redhat.com>
6108 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
6109 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
6110 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
6111 (is_cu_die, is_unit_die): Likewise.
6112 (should_move_die_to_comdat, break_out_comdat_types): Adjust
6113 comments for DWARF5 DW_UT_type units.
6114 (output_compilation_unit_header): Add UT argument, output
6115 start of DWARF5 .debug_info section header.
6116 (output_comp_unit): Add dwo_id argument. Adjust
6117 output_compilation_unit_header caller, for DW_UT_split_compile
6118 emit dwo_id field, otherwise padding1. Emit padding2 field.
6119 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
6120 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
6121 (output_skeleton_debug_sections): Add dwo_id argument, for
6122 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
6123 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
6124 DW_UT_type or DW_UT_split_type units rather than .debug_types.
6125 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
6126 DW_TAG_compile_unit for skeleton unit die. Don't add
6127 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
6128 address to output_comp_unit and output_skeleton_debug_sections.
6130 * dwarf2out.c (debug_line_str_section): New variable.
6131 (debug_line_str_hash): Likewise.
6132 (DEBUG_LINE_STR_SECTION): Define.
6133 (set_indirect_string): Handle DW_FORM_line_strp like
6135 (find_string_form): Fix up formatting.
6136 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
6138 (output_die): Handle DW_FORM_line_strp.
6139 (DWARF5_USE_DEBUG_LINE_STR): Define.
6140 (output_line_string): New function.
6141 (output_file_names): Add -gdwarf-5 support.
6142 (output_line_info): Likewise.
6143 (init_sections_and_labels): Initialize debug_line_str_section.
6144 (output_indirect_string): Change 2nd argument from void *
6145 to enum dwarf_form form, compare with form rather than
6147 (output_indirect_strings): Pass DW_FORM_strp to
6148 output_indirect_string traversion.
6149 (dwarf2out_finish): Output .debug_line_str strings.
6150 (dwarf2out_c_finalize): Clear debug_line_str_section and
6151 debug_line_str_hash.
6153 2016-10-31 Tom Tromey <tom@tromey.com>
6156 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
6157 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
6158 DW_OP_GNU_push_tls_address case.
6159 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
6161 2016-10-31 Jakub Jelinek <jakub@redhat.com>
6163 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
6164 for frame_offset_rel bit.
6165 (struct array_descr_info): Add rank field.
6166 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
6167 and placeholder_seen fields.
6168 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
6169 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
6170 DW_OP_pick 1 into DW_OP_over.
6171 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
6172 gen_variant_part): Clear placeholder_{arg,seen}.
6173 (loc_list_from_tree_1): Drop const from context argument.
6174 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
6175 (loc_list_for_address_of_addr_expr_of_indirect_ref,
6176 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
6178 (add_scalar_info): Drop const from context argument. Handle
6179 context->placeholder_arg.
6180 (add_bound_info): Drop const from context argument.
6181 (gen_descr_array_type_die): Drop const from ctx variable.
6182 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
6183 attribute and use a single DW_TAG_generic_subrange instead of
6184 7 DW_TAG_subrange_type for assumed rank arrays.
6186 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
6187 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
6188 from bool to 1-bit uchar bitfield. Add num_assigned and
6189 offset_emitted bitfields.
6190 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
6191 for dw_val_class_lineptr and dw_val_class_macptr. Handle
6192 dw_val_class_loclistsptr.
6193 (new_addr_loc_descr): Fix up formatting.
6194 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
6195 (add_AT_low_high_pc): Fix up formatting.
6196 (add_AT_loclistsptr): New function.
6197 (AT_lbl): Allow dw_val_class_loclistsptr.
6198 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
6199 Handle dw_val_class_loclistsptr.
6200 (loc_list_idx): New variable.
6201 (output_loclists_offsets, assign_location_list_indexes): New
6203 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
6204 add size_of_uleb128 of the index. Drop never used
6205 dwarf_split_debug_info AT_index handling. Handle
6206 dw_val_class_loclistsptr.
6207 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
6208 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
6209 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
6210 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
6211 DW_FORM_loclistx indexes.
6212 (output_attr_index_or_value): Fix up formatting. Don't handle
6213 dw_val_class_loc_list here.
6214 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
6215 For dw_val_class_loc_list call output_loc_list_offset rather than
6216 output_attr_index_or_value.
6217 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
6218 or .debug_loclists.dwo section name for debug_loc_section.
6219 (resolve_addr_in_expr): Formatting fix.
6220 (index_location_lists): Likewise.
6221 (dwarf2out_finish): If there are any location lists, for
6222 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
6223 index_location_lists only if have_location_lists. Call
6224 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
6225 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
6226 -gsplit-dwarf also emit offset table.
6228 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
6229 (size_of_die, value_format, output_die): Use
6230 DW_FORM_data16 for 128-bit dw_val_class_const_double or
6231 dw_val_class_wide_int.
6233 * dwarf2out.c (dwarf_op): Renamed to ...
6234 (dwarf_OP): ... this.
6235 (convert_descriptor_to_mode, scompare_loc_descriptor,
6236 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
6237 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
6239 (dwarf_AT, dwarf_TAG): New functions.
6240 (check_die): Disallow DW_AT_call_all_calls next to
6241 DW_AT_GNU_all_call_sites.
6242 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
6243 and attributes instead of the corresponding GNU tag and attributes.
6244 (gen_subprogram_die): Likewise. Emit call site information even
6245 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
6246 DW_AT_defaulted in comment.
6247 (resolve_addr): Handle DW_AT_call_origin attribute on
6248 DW_TAG_call_site DIE like DW_AT_abstract_origin on
6249 DW_TAG_GNU_call_site DIE.
6251 * dwarf2out.c (dwarf_op): New function.
6252 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
6253 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
6254 (output_loc_operands, output_loc_operands_raw): Likewise.
6255 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
6256 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
6257 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
6258 if dwarf_version < 5.
6259 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
6261 (scompare_loc_descriptor, ucompare_loc_descriptor,
6262 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
6263 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
6264 optimize_location_into_implicit_ptr): Likewise. Only punt for
6265 !dwarf_strict if dwarf_version < 5.
6266 (string_cst_pool_decl): Adjust comment.
6267 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
6269 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
6270 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
6271 (struct dw_val_node): Add val_file_implicit field.
6272 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
6273 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
6274 output_die): Handle dw_val_class_const_implicit,
6275 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
6276 (abbrev_die_table): Change into va_gc vec.
6277 (abbrev_die_table_allocated, abbrev_die_table_in_use,
6278 ABBREV_DIE_TABLE_INCREMENT): Remove.
6279 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
6280 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
6282 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
6283 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
6285 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
6287 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
6289 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
6291 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
6292 unit. Call optimize_abbrev_table.
6293 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
6294 abbrev_die_table being a va_gc vec.
6296 PR tree-optimization/77860
6297 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
6298 also integral complex and vector constants.
6300 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
6301 optimize_macinfo_range, save_macinfo_strings): Replace
6302 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
6303 (output_macinfo): Likewise. Emit .debug_macro* rather than
6304 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
6305 (init_sections_and_labels): Use .debug_macro* labels rather than
6306 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
6307 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
6308 or DW_AT_GNU_macros for -gdwarf-5.
6310 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
6312 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
6314 2016-09-11 Le-Chun Wu <lcwu@google.com>
6315 Mark Wielaard <mjw@redhat.com>
6317 * common.opt (Wshadow=global): New option. Default for -Wshadow.
6318 (Wshadow=local): New option.
6319 (Wshadow-local): Hidden alias for -Wshadow=local.
6320 (Wshadow=compatible-local): New option.
6321 (Wshadow-compatible-local): Hidden alias for
6322 -Wshadow=compatible-local.
6323 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
6324 Wshadow=compatible-local.
6326 2016-10-31 Bin Cheng <bin.cheng@arm.com>
6328 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
6329 Check slp defs for COND_EXPR by swapping/inverting operands if the
6330 new parameter SWAP indicates so.
6331 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
6332 is isomorphic to the first stmt via swapping/inverting. Store swap
6333 information in the new parameter SWAP.
6334 (vect_build_slp_tree): New local array SWAP and pass it to function
6335 vect_build_slp_tree_1. Cleanup result handling code for function
6336 call to vect_get_and_check_slp_defs. Skip operand swapping if the
6337 order of operands has been fixed as indicated by SWAP[i].
6339 2016-10-31 Bin Cheng <bin.cheng@arm.com>
6341 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
6342 unnecessary data dependence check after visited store stmt.
6344 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6346 PR tree-optimization/71915
6347 PR tree-optimization/71490
6348 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
6350 (find_basis_for_base_expr): Require stride types to match when
6352 (alloc_cand_and_find_basis): Record the stride type.
6353 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
6354 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
6355 the expressions having those types.
6356 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
6357 (create_mul_ssa_cand): Likewise.
6358 (create_mul_imm_cand): Likewise.
6359 (create_add_ssa_cand): Likewise.
6360 (create_add_imm_cand): Likewise.
6361 (legal_cast_p_1): Change interface to accept types rather than the
6362 expressions having those types.
6363 (legal_cast_p): Pass types to legal_cast_p_1.
6364 (slsr_process_cast): Pass stride type to
6365 alloc_cand_and_find_basis.
6366 (slsr_process_copy): Likewise.
6367 (dump_candidate): Display stride type when a cast exists.
6368 (create_add_on_incoming_edge): Introduce a cast when necessary for
6370 (analyze_increments): Change the code checking for invalid casts
6371 to rely on the stride type, and update the documentation and
6372 example. Change the code checking for pointer multiplies to rely
6374 (insert_initializers): Introduce a cast when necessary for the
6375 stride type. Use the stride type for the type of the initializer.
6377 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6379 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
6381 2016-10-29 Jakub Jelinek <jakub@redhat.com>
6383 PR rtl-optimization/77919
6384 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
6385 into memory if both modes are complex and their inner modes have the
6386 same precision. If the two modes are different complex modes, convert
6387 each part separately and generate a new CONCAT.
6389 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
6391 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
6393 2016-10-29 Jakub Jelinek <jakub@redhat.com>
6396 * gimple-ssa-store-merging.c
6397 (imm_store_chain_info::output_merged_store): Use build_aligned_type
6398 instead of SET_TYPE_ALIGN on shared integral type.
6400 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
6402 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
6403 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
6406 2016-10-28 Jeff Law <law@redhat.com>
6408 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
6409 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
6411 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6413 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
6415 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6417 * target.def (min_arithmetic_precision): New hook.
6418 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
6419 * doc/tm.texi: Regenerate.
6420 * internal-fn.c (expand_arith_overflow): Adjust handling of target
6421 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
6422 * targhooks.c (default_min_arithmetic_precision): New function.
6423 * targhooks.h (default_min_arithmetic_precision): Declare.
6424 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
6425 (sparc_min_arithmetic_precision): New function.
6427 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
6430 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
6431 Swap commutative operands in new RTL if needed. Handle zero_ext
6433 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
6436 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6437 Kugan Vivekanandarajah <kuganv@linaro.org>
6438 Jim Wilson <jim.wilson@linaro.org>
6440 PR tree-optimization/43721
6441 * target.def: New hook expand_divmod_libfunc.
6442 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
6443 * doc/tm.texi: Regenerate.
6444 * internal-fn.def: Add new entry for DIVMOD ifn.
6445 * internal-fn.c (expand_DIVMOD): New.
6446 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
6448 (widen_mul_stats): Add new field divmod_calls_inserted.
6449 (target_supports_divmod_p): New.
6450 (divmod_candidate_p): Likewise.
6451 (convert_to_divmod): Likewise.
6452 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
6453 renumber_gimple_stmt_uids at beginning of function. Call
6454 convert_to_divmod and record stats for divmod.
6455 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
6456 TARGET_EXPAND_DIVMOD_LIBFUNC.
6457 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
6460 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6461 Segher Boessenkool <segher@kernel.crashing.org>
6463 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
6464 swapping the arms of the branch.
6465 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
6466 sequence for the generic signed-signed-signed case.
6468 2016-10-28 Jeff Law <law@redhat.com>
6470 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
6472 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
6474 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
6476 PR rtl-optimization/78029
6477 * function.c (prologue_contains, epilogue_contains): New functions.
6478 (record_prologue_seq, record_epilogue_seq): New functions.
6479 * function.h (prologue_contains, epilogue_contains,
6480 record_prologue_seq, record_epilogue_seq): New declarations.
6481 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
6482 mixing prologue and epilogue insns.
6483 (init_deps): Initialize the new fields in struct deps_desc.
6484 * sched-int.h (struct deps_desc): New fields last_prologue,
6485 last_epilogue, and last_logue_was_epilogue.
6486 * shrink-wrap.c (emit_common_heads_for_components): Record all
6487 emitted prologue and epilogue insns.
6488 (emit_common_tails_for_components): Ditto.
6489 (insert_prologue_epilogue_for_components): Ditto.
6491 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6494 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
6495 * common.opt (fstore-merging): New Optimization option.
6496 * opts.c (default_options_table): Add entry for
6497 OPT_ftree_store_merging.
6498 * fold-const.h (can_native_encode_type_p): Declare prototype.
6499 * fold-const.c (can_native_encode_type_p): Define.
6500 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
6501 (PARAM_MAX_STORES_TO_MERGE): Likewise.
6502 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
6503 * passes.def: Insert pass_tree_store_merging.
6504 * tree-pass.h (make_pass_store_merging): Declare extern
6506 * gimple-ssa-store-merging.c: New file.
6507 * doc/invoke.texi (Optimization Options): Document
6509 (--param documentation): Document store-merging-allow-unaligned
6510 and max-stores-to-merge.
6512 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
6515 * gimplify.c (gimplify_init_constructor): Move emit of constructor
6516 assignment to earlier in the if/else logic.
6518 2016-10-28 Richard Biener <rguenther@suse.de>
6522 * fold-const.c (make_bit_field_ref): Only adjust alias set
6523 when the original alias set was zero.
6525 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6527 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
6528 (s390_adjust_loops): New function.
6529 (s390_reorg): Invoke s390_adjust_loops.
6530 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
6531 ("osc_break"): New insn definition.
6533 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6535 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
6536 * config.gcc: Support alternate archXX cpu levels with
6537 --with-arch= and --with-tune=.
6538 * config/s390/linux.h: Translate new archXX cpu levels to the
6539 original names when calling GAS.
6540 * config/s390/tpf.h: Likewise.
6541 * doc/invoke.texi: Document the alternate cpu level names.
6543 2016-10-28 Jakub Jelinek <jakub@redhat.com>
6545 PR rtl-optimization/77919
6546 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
6547 MEM if mode1 is not a complex mode.
6549 PR rtl-optimization/78132
6550 * ree.c (combine_reaching_defs): Give up if copy_needed and
6551 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
6553 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
6555 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
6557 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
6559 * config/rs6000/constraints.md (wH constraint): Add new
6560 constraints for allowing 32-bit integers (and eventually 8/16-bit
6561 integers) into the vector registers.
6562 (wI constraint): Likewise.
6563 (wJ constraint): Likewise.
6564 (wK constraint): Likewise.
6565 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
6566 -mvsx-small-integer as a default option for ISA 2.07
6568 (POWERPC_MASKS): Likewise.
6569 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
6570 switch to turn off small integer support in vector registers.
6571 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
6572 test for -mupper-regs-di, since it is already done with the
6573 reg_add[mode].scalar_in_vsx_p. Add support for the switch
6574 -mvsx-small-integer.
6575 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
6577 (rs6000_setup_reg_addr_masks): Likewise.
6578 (rs6000_init_hard_regno_mode_ok): Likewise.
6579 (rs6000_option_override_internal): Add consistency checks for
6580 -mvsx-small-integer.
6581 (rs6000_secondary_reload_simple_move): SImode is a simple move if
6582 -mvsx-small-integer.
6583 (rs6000_secondary_reload): Use std::swap.
6584 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
6585 VSX_REGS for small integers in vector registers, since there is no
6586 D-FORM address mode for such types.
6587 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
6588 (rs6000_opt_masks): Add -mvsx-small-integer.
6589 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
6591 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
6592 extracts can be done on ISA 2.07.
6593 (vsx_extract_<mode>): Add support for small integers in vsx
6595 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
6596 longer support V4SImode in this pattern.
6597 (vsx_extract_si): New insn to support extraction of SImode in ISA
6598 2.07 using either xxextractuw or vspltw.
6599 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
6600 longer support V4SImode in this pattern.
6601 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
6602 wJ, and wK constraints.
6603 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
6604 storing SDmode with VSX instructions.
6605 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
6606 GPR load and before the FPR and VSX loads. Remove ??, ! from the
6607 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
6608 small integers in vector registers.
6609 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
6610 load and before the FPR and VSX loads. Remove ??, ! from the
6611 constraints. Add VEXTSW2D support for small integers in vector
6613 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
6614 integers in vector registers.
6615 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
6616 move instead of using an UNSPEC.
6617 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
6618 integers in vector registers.
6619 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
6620 move instead of using an UNSPEC.
6621 (movsi_internal1): Add support for -mvsx-small-integer. Align
6622 columns so that it is more readable.
6623 (SImode splitter for ISA 3.0 constants): Add splitter for
6624 -128..127 constants that can easily be constructed on ISA 3.0.
6625 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
6628 2016-10-27 Jakub Jelinek <jakub@redhat.com>
6631 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
6634 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
6636 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
6637 PIC_OFFSET_TABLE_REGNUM twice.
6639 2016-10-27 Bin Cheng <bin.cheng@arm.com>
6641 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
6642 support for constant operand for OP.
6644 2016-10-27 Jakub Jelinek <jakub@redhat.com>
6646 * dwarf2out.c (gen_member_die): Only reparent_child instead of
6647 splice_child_die if child doesn't have DW_AT_specification attribute.
6649 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6651 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
6652 (TARGET_HAVE_LDREXBH): Likewise.
6653 (TARGET_HAVE_LDACQ): Likewise.
6655 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6657 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
6658 logic to to decide whether to copy over old value to register for new
6660 * config/arm/sync.md: Add comments explaning why mode and code
6661 attribute are not defined in iterators.md
6662 (thumb1_atomic_op_str): New code attribute.
6663 (thumb1_atomic_newop_str): Likewise.
6664 (thumb1_atomic_fetch_op_str): Likewise.
6665 (thumb1_atomic_fetch_newop_str): Likewise.
6666 (thumb1_atomic_fetch_oldop_str): Likewise.
6667 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
6668 mirror the more restrictive constraints of the Thumb-1 insns after
6669 split compared to Thumb-2 counterpart insns.
6670 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
6671 in sync with non atomic version.
6672 (atomic_nand<mode>): Likewise.
6673 (atomic_fetch_<sync_optab><mode>): Likewise.
6674 (atomic_fetch_nand<mode>): Likewise.
6675 (atomic_<sync_optab>_fetch<mode>): Likewise.
6676 (atomic_nand_fetch<mode>): Likewise.
6677 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
6678 in sync with atomic version.
6679 (thumb1_subsi3_insn): Likewise.
6680 (thumb1_andsi3_insn): Likewise.
6681 (thumb1_iorsi3_insn): Likewise.
6682 (thumb1_xorsi3_insn): Likewise.
6684 2016-10-27 Nick Clifton <nickc@redhat.com>
6686 * plugin.c (register_plugin_info): Produce an error message if the
6687 plugin is not found in the hash table.
6689 2016-10-27 Bin Cheng <bin.cheng@arm.com>
6691 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
6694 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
6697 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
6698 define builtin functions from the bdesc_spe_predicates or
6699 bdesc_spe_evsel arrays if the builtin mask is not compatible with
6700 the current compiler configuration.
6701 (paired_init_builtins): Modify loop to not define define builtin
6702 functions from the bdesc_paried_preds array if the builtin mask is
6703 not compatible with the current compiler configuration.
6704 (altivec_init_builtins): Modify loops to not define the
6705 __builtin_altivec_stxvl function nor the builtin functions from
6706 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
6707 builtin mask is not compatible with the current compiler
6710 2016-10-26 Jeff Law <law@redhat.com>
6712 * config/sh/sh.c (output_branch): Add missing fallthru comments.
6713 (gen_shl_and): Likewise.
6714 * config/sh/sh.md (movsicc): Add missing fallthru comments.
6716 * config/mips/mips.c (mips16_constant_cost): Add missing
6718 (mips16_build_call_stub): Increase buffer size. Adjust
6721 2016-10-26 David Malcolm <dmalcolm@redhat.com>
6723 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
6724 INSN_UIDs for all insns in compact mode.
6725 (rtx_writer::print_rtx): Likewise.
6726 * print-rtl.h (rtx_writer::flag_compact): Update comment.
6727 * rtl-tests.c (selftest::test_dumping_insns): Update expected
6728 output to include INSN_UID.
6729 (selftest::test_uncond_jump): Likewise.
6731 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
6733 * haifa-sched.c (call_used_regs_num): Rename to...
6734 (call_saved_regs_num): ...this.
6735 (fixed_regs_num): New variable.
6736 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
6738 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
6740 2016-10-26 David Malcolm <dmalcolm@redhat.com>
6742 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
6744 * print-rtl.c (outfile): Delete global.
6745 (sawclose): Likewise.
6747 (in_call_function_usage): Likewise.
6748 (flag_compact): Likewise.
6749 (flag_simple): Likewise.
6750 (rtx_writer::rtx_writer): New ctor.
6751 (print_rtx_operand_code_0): Convert to...
6752 (rtx_writer::print_rtx_operand_code_0): ...this.
6753 (print_rtx_operand_code_e): Convert to...
6754 (rtx_writer::print_rtx_operand_code_e): ...this.
6755 (print_rtx_operand_codes_E_and_V): Convert to...
6756 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
6757 (print_rtx_operand_code_i): Convert to...
6758 (rtx_writer::print_rtx_operand_code_i): ...this.
6759 (print_rtx_operand_code_r): Convert to...
6760 (rtx_writer::print_rtx_operand_code_r): ...this.
6761 (print_rtx_operand_code_u): Convert to...
6762 (rtx_writer::print_rtx_operand_code_u): ...this.
6763 (print_rtx_operand): Convert to...
6764 (rtx_writer::print_rtx_operand): ...this.
6765 (print_rtx): Convert to...
6766 (rtx_writer::print_rtx): ...this.
6767 (print_inline_rtx): Rewrite in terms of class rtx_writer.
6768 (debug_rtx): Likewise.
6769 (print_rtl): Convert to...
6770 (rtx_writer::print_rtl): ...this.
6771 (print_rtl): Reimplement in terms of class rtx_writer.
6772 (print_rtl_single): Rewrite in terms of class rtx_writer.
6773 (print_rtl_single_with_indent): Convert to..
6774 (rtx_writer::print_rtl_single_with_indent): ...this.
6775 (print_simple_rtl): Rewrite in terms of class rtx_writer.
6776 * print-rtl.h (flag_compact): Delete decl.
6777 (class rtx_writer): New class.
6778 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
6781 2016-10-26 Jeff Law <law@redhat.com>
6783 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
6786 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
6787 (check_if_valid_sleep_operand): Add missing fallthru comment.
6788 (arc_register_move_cost): Increase buffer size.
6789 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
6791 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
6793 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
6794 comment. Add gcc_unreachable for path that should never happen.
6796 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
6799 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6800 Martin Liska <mliska@suse.cz>
6803 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
6804 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
6805 on outer context if any.
6807 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6809 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
6810 by increment rather than double it.
6811 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
6812 emit a space before args[4].
6813 (END): Don't emit a space before with_arg.
6815 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6817 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
6818 Baseline only alternatives to (i) hold store atomic success value in a
6819 return register rather than a scratch register, (ii) use a low register
6820 for it and to (iii) ensure the cbranchsi insn generated by the split
6821 respect the constraints of Thumb-1 cbranchsi4_insn and
6823 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
6824 constraints must match those in atomic_compare_and_swap.
6825 (cbranchsi4_scratch): Likewise.
6827 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6829 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
6830 variable. Add the new parameter to the insn generator. Set that
6831 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
6832 return value from the negation of that parameter for Thumb-1, keeping
6833 the logic unchanged otherwise except for using bdst as the destination
6834 register of the compare_and_swap insn.
6835 (arm_split_compare_and_swap): Add explanation about how is the value
6836 returned to the function comment. Rename scratch variable to
6837 neg_bval. Adapt initialization of variables holding operands to the
6838 new operand numbers. Use return register to hold result of store
6839 exclusive for Thumb-1, scratch register otherwise. Construct the
6840 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
6841 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
6842 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
6843 for strongly ordered compare_and_swap.
6844 * config/arm/predicates.md (cc_register_operand): New predicate.
6845 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
6846 match_operand with the new predicate to accept either the CC flag or a
6847 destination register for the boolean return value, restricting it to
6848 CC flag only via constraint. Adapt operand numbers accordingly.
6850 2016-10-26 Jeff Law <law@redhat.com>
6852 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
6854 * config/frv/frv.c (comparison_string): Do not fall through after
6857 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
6859 (expand_one_builtin): Add missing break.
6861 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
6862 (m32c_legitimate_address_p): Likewise.
6864 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
6866 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
6868 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
6871 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
6874 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
6876 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
6878 (rl78_asm_ctor_dtor): Increase buffer size.
6880 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
6882 (xstormy16_asm_output_constructor): Likewise.
6884 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
6887 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
6888 comment to silence warning.
6890 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
6891 (spu_legitimate_address_p): Fix logic error and add missing fallthru
6894 2016-10-26 Michael Matz <matz@suse.de>
6896 PR tree-optimization/78060
6897 PR tree-optimization/78061
6898 PR tree-optimization/78088
6899 * tree-ssa-loop-split.c (easy_exit_values): New function.
6900 (tree_ssa_split_loops): Use it.
6901 (compute_new_first_bound): Change order of operations,
6902 fix invalid use of types.
6904 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
6906 gen-pass-instances.awk is sensitive to the order in which
6907 passes are added; passes that appear later have to be added first.
6911 * config/avr/avr-passes.def: Swap order of directives for
6912 gen-pass-instances.awk.
6914 2016-10-25 Jeff Law <law@redhat.com>
6916 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
6917 (vax_notice_update_cc): Likewise.
6919 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6921 * config.gcc (sparc*-*-solaris2*): Adjust.
6922 (sparc64-*-linux*): Likewise.
6923 * config/sparc/default-64.h: Rename to...
6924 * config/sparc/default64.h: ...this.
6925 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
6927 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
6928 * config/sparc/sparc.h: Minor tweaks.
6929 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
6930 TARGET_ARCH32 throughout. Minor various tweaks throughout.
6932 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6934 * input.c (fcache::file_patch): Add comment about lifetime.
6935 (selftest::cpp_reader_ptr): New class.
6936 (selftest::lexer_test): Convert m_parser from cpp_reader *
6937 to a cpp_reader_ptr, and move m_tempfile to after it.
6938 (selftest::lexer_test::lexer_test): Update for above reordering.
6939 (lexer_test::~lexer_test): Move cleanup of m_parser to
6940 cpp_reader_ptr's dtor.
6942 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6944 * toplev.c (toplev::main): Remove call to
6945 location_adhoc_data_fini.
6947 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6949 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
6950 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
6952 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6954 * ggc-tests.c (forcibly_ggc_collect): Rename to...
6955 (selftest::forcibly_ggc_collect): ...this, and remove "static".
6956 (test_basic_struct): Update for above renaming.
6957 (test_length): Likewise.
6958 (test_union): Likewise.
6959 (test_finalization): Likewise.
6960 (test_deletable_global): Likewise.
6961 (test_inheritance): Likewise.
6962 (test_chain_next): Likewise.
6963 (test_user_struct): Likewise.
6964 (test_tree_marking): Likewise.
6965 * selftest-run-tests.c (selftest::run_tests): Call
6966 selftest::forcibly_ggc_collect at the end of the selftests.
6967 * selftest.h (selftest::forcibly_ggc_collect): New decl.
6969 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6972 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
6973 * optabs.c (expand_vec_cond_expr): For comparison codes
6974 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
6975 (expand_vec_cmp_expr): For comparison codes
6976 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
6977 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
6978 Add enum tree_code argument.
6979 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
6981 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
6982 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
6984 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
6985 NE_EXPR, attempt to use vcondeq_optab as fallback.
6986 * tree-vect-generic.c (expand_vector_comparison,
6987 expand_vector_divmod, expand_vector_condition): Adjust
6988 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
6989 * tree-vect-stmts.c (vectorizable_condition,
6990 vectorizable_comparison): Likewise.
6991 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
6992 check_bool_pattern, search_type_for_mask_1): Likewise.
6993 * expr.c (do_store_flag): Likewise.
6994 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
6995 @code{vcondeq@var{m}@var{n}}): Document.
6996 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
6999 2016-10-25 Jeff Law <law@redhat.com>
7001 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
7003 (v850_output_aligned_bss): Add missing break.
7005 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
7007 2016-10-25 Martin Liska <mliska@suse.cz>
7010 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
7011 statements as they can also contain possibly a freeing call.
7013 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
7014 Martin Liska <mliska@suse.cz>
7017 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
7018 * ipa-icf.c (sem_function::get_hash): Add target optimization
7021 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
7024 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
7025 Remove partial overlap check for shift by 1.
7026 (ashldi3_neon): Likewise.
7028 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
7030 * config/arm/constraints.md (Q constraint): Document its use for
7032 (Pf constraint): New constraint for relaxed, consume or relaxed memory
7034 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
7035 alternatives to allow any register when memory model matches Pf and
7036 thus lda is used, but only low registers otherwise. Use unpredicated
7037 output template for Thumb-1 targets.
7038 (atomic_store<mode>): Likewise for stl.
7039 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
7040 whose output template does not have predication.
7041 (arm_load_acquire_exclusive<mode>): Likewise.
7042 (arm_load_exclusivesi): Likewise.
7043 (arm_load_acquire_exclusivesi): Likewise.
7044 (arm_store_release_exclusive<mode>): Likewise.
7045 (arm_store_exclusive<mode>): Use unpredicated output template for
7048 2016-10-25 Jakub Jelinek <jakub@redhat.com>
7050 * internal-fn.def (LAUNDER): New internal function.
7051 * internal-fn.c (expand_LAUNDER): New function.
7053 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
7054 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
7056 New avr target pass to work around performance loss by PR fix.
7060 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
7061 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
7062 * config/avr/predicates.md (extend_operator): New.
7063 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
7064 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
7065 (make_avr_pass_casesi): New prototypes.
7066 * config/avr/avr.c (print-rtl.h): Include it.
7067 (pass_data avr_pass_data_casesi): Data for new pass.
7068 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
7069 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
7070 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
7071 (avr_optimize_casesi): New functions.
7073 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
7074 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
7078 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
7080 2016-10-24 Jakub Jelinek <jakub@redhat.com>
7082 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
7083 DW_AT_rvalue_reference attributes.
7085 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
7087 * doc/invoke.text (Wint-in-bool-context): Update documentation.
7088 * value-prof.c (stringop_block_profile): Fix a warning.
7090 2016-10-24 Martin Sebor <msebor@redhat.com>
7093 * builtins.c (string_length): New function.
7094 (c_strlen): Use string_length. Correctly handle wide strings.
7095 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
7097 (target_int_max): Call target_max_value.
7098 (format_result::knownrange): New data member.
7099 (fmtresult::fmtresult): Define default constructor.
7100 (format_integer): Use it and set format_result::knownrange.
7101 Handle global constants.
7102 (format_floating_max): Add third argument.
7103 (format_floating): Recompute maximum value for %a for each argument.
7104 (get_string_length): Use fmtresult default ctor.
7105 (format_string): Set format_result::knownrange.
7106 (format_directive): Check format_result::knownrange.
7107 (add_bytes): Same. Correct caret placement in diagnostics.
7108 (pass_sprintf_length::compute_format_length): Set
7109 format_result::knownrange.
7110 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
7112 2016-10-24 Jakub Jelinek <jakub@redhat.com>
7114 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
7115 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
7117 2016-10-24 Ximin Luo <infinity0@pwned.gg>
7120 * dwarf2out.c (file_table_relative_p): Remove.
7121 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
7122 also for absolute paths.
7123 * doc/tm.texi: Update.
7124 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
7125 * target.def (force_at_comp_dir): Remove hook.
7126 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
7128 2016-10-24 Richard Biener <rguenther@suse.de>
7130 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
7131 backedges when identifying the single predecessor to take
7132 conditional info from. Use SCEV to get at ranges for loop IVs.
7133 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
7134 avoid false warning.
7136 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
7139 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
7140 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
7141 (avr_address_tiny_absdata_p): New static function.
7142 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
7143 it to determine validity of constant addresses.
7144 (avr_attribute_table) [absdata]: New variable attribute...
7145 (avr_handle_absdata_attribute): ...and handler.
7146 (avr_decl_absdata_p): New static function.
7147 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
7148 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
7149 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
7151 2016-10-24 Richard Biener <rguenther@suse.de>
7153 PR tree-optimization/78076
7154 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
7155 also on the loop tree root.
7157 2016-10-24 Jakub Jelinek <jakub@redhat.com>
7159 * config/i386/i386.c (ix86_fold_builtin): Handle
7160 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
7161 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
7162 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
7163 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
7165 2016-10-24 Martin Liska <mliska@suse.cz>
7168 * opts.c (finish_options): Skip conditionally.
7170 2016-10-23 Martin Sebor <msebor@redhat.com>
7173 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
7174 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
7176 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
7178 * config/sparc/sparc.md (cpu_feature): Minor tweak.
7179 (enabled): Likewise.
7180 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
7181 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
7182 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
7183 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
7184 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
7185 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
7187 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
7189 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
7190 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
7192 2016-10-21 Andrew Pinski <apinski@cavium.com>
7194 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
7196 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
7197 implementer_id to unsigned char.
7198 Change part_no to unsigned int.
7199 (AARCH64_BIG_LITTLE): New define.
7200 (INVALID_IMP): New define.
7201 (INVALID_CORE): New define.
7202 (cpu_data): Change the last element's implementer_id and part_no to
7204 (valid_bL_string_p): Rewrite to ..
7205 (valid_bL_core_p): this for integers instead of strings.
7206 (parse_field): New function.
7207 (contains_string_p): Rewrite to ...
7208 (contains_core_p): this for integers and only for the part_no.
7209 (host_detect_local_cpu): Rewrite handling of implementation and
7210 par num to be integers; simplifying the code.
7212 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7214 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
7215 value range for pointers in more cases.
7217 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
7219 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
7220 Add extra argument to allow emitting the move immediate.
7221 Use add/sub with positive immediate.
7222 (aarch64_add_constant): Add inline function.
7223 (aarch64_add_sp): Likewise.
7224 (aarch64_sub_sp): Likewise.
7225 (aarch64_expand_prologue): Call aarch64_sub_sp.
7226 (aarch64_expand_epilogue): Call aarch64_add_sp.
7227 Decide when to leave out move.
7228 (aarch64_output_mi_thunk): Call aarch64_add_constant.
7230 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
7232 * config/aarch64/aarch64.c (aarch64_layout_frame):
7233 Align FP callee-saves.
7235 2016-10-21 Jakub Jelinek <jakub@redhat.com>
7237 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
7238 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
7240 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
7241 _rdseed64_step): Likewise.
7242 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
7245 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
7246 and tree-ssanames.h.
7247 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
7248 with INTEGER_CST argument.
7249 (ix86_gimple_fold_builtin): New function.
7250 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
7252 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
7253 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
7254 (ranges_table_allocated, ranges_table_in_use,
7255 ranges_by_label_allocated, ranges_by_label_in_use,
7256 RANGES_TABLE_INCREMENT): Removed.
7257 (add_ranges_num): Use vec_safe_push into ranges_table.
7258 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
7259 (output_ranges): Adjust for ranges_table and ranges_by_label
7260 conversion from arrays to vec.
7261 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
7262 conversion from arrays to vec.
7263 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
7264 ranges_table_in_use, ranges_by_label_allocated and
7265 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
7267 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
7268 if needed. Re-add origin_die variable and its initialization.
7270 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
7271 even for -fstack-reuse=none, or for volatile vars etc.
7273 2016-10-21 David Malcolm <dmalcolm@redhat.com>
7275 * print-rtl-function.c (flag_compact): Move extern decl to...
7276 * print-rtl.h (flag_compact): ...here.
7277 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
7278 (ASSERT_RTL_DUMP_EQ): New macro.
7279 (selftest::test_dumping_regs): New function.
7280 (selftest::test_dumping_insns): New function.
7281 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
7283 (selftest::rtl_tests_c_tests): Call the new test functions.
7285 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7287 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
7288 (outgoing_edges_match): Likewise.
7289 (try_crossjump_to_edge): Likewise.
7290 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
7291 (rtl_tidy_fallthru_edge): Likewise.
7292 * rtl.h (tablejump_p): Adjust prototype.
7293 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
7295 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7297 * rtl.h (label_ref_label): New function.
7298 (set_label_ref_label): New function.
7299 (LABEL_REF_LABEL): Delete.
7300 * alias.c (rtx_equal_for_memref_p): Adjust.
7301 * cfgbuild.c (make_edges): Likewise.
7302 (purge_dead_tablejump_edges): Likewise.
7303 * cfgexpand.c (convert_debug_memory_address): Likewise.
7304 * cfgrtl.c (patch_jump_insn): Likewise.
7305 * combine.c (distribute_notes): Likewise.
7306 * cse.c (hash_rtx_cb): Likewise.
7307 (exp_equiv_p): Likewise.
7308 (fold_rtx): Likewise.
7309 (check_for_label_ref): Likewise.
7310 * cselib.c (rtx_equal_for_cselib_1): Likewise.
7311 (cselib_hash_rtx): Likewise.
7312 * emit-rtl.c (mark_label_nuses): Likewise.
7313 * explow.c (convert_memory_address_addr_space_1): Likewise.
7314 * final.c (output_asm_label): Likewise.
7315 (output_addr_const): Likewise.
7316 * gcse.c (add_label_notes): Likewise.
7317 * genconfig.c (walk_insn_part): Likewise.
7318 * genrecog.c (validate_pattern): Likewise.
7319 * ifcvt.c (cond_exec_get_condition): Likewise.
7320 (noce_emit_store_flag): Likewise.
7321 (noce_get_alt_condition): Likewise.
7322 (noce_get_condition): Likewise.
7323 * jump.c (maybe_propagate_label_ref): Likewise.
7324 (mark_jump_label_1): Likewise.
7325 (redirect_exp_1): Likewise.
7326 (rtx_renumbered_equal_p): Likewise.
7327 * lra-constraints.c (operands_match_p): Likewise.
7328 * print-rtl.c (print_value): Likewise.
7329 * reload.c (find_reloads): Likewise.
7330 * reload1.c (set_label_offsets): Likewise.
7331 * reorg.c (get_branch_condition): Likewise.
7332 * rtl-tests.c (test_uncond_jump): Likewise.
7333 * rtl.c (rtx_equal_p_cb): Likewise.
7334 (rtx_equal_p): Likewise.
7335 * rtlanal.c (reg_mentioned_p): Likewise.
7336 (rtx_referenced_p): Likewise.
7337 (get_condition): Likewise.
7338 * varasm.c (const_hash_1): Likewise.
7339 (compare_constant): Likewise.
7340 (const_rtx_hash_1): Likewise.
7341 (output_constant_pool_1): Likewise.
7343 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7346 * reload.c (find_valid_class_1): Allow regclass if atleast one
7347 regno in regclass is ok. Compute and use rclass size based on
7348 actually available regnos for mode in rclass.
7350 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
7352 * config/sparc/sparc-modes.def (CCV): New.
7354 * config/sparc/predicates.md (v_comparison_operator): New.
7355 (icc_comparison_operator): Add support for CCV/CCXV.
7356 (xcc_comparison_operator): Likewise.
7357 * config/sparc/sparc.c (output_cbranch): Likewise.
7358 (sparc_print_operand): Likewise.
7359 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
7360 (uaddvdi4): New expander.
7361 (addvdi4): Likewise.
7362 (uaddvdi4_sp32): New instruction.
7363 (addvdi4_sp32): Likewise.
7364 (uaddvsi4): New expander.
7365 (addvsi4): Likewise.
7366 (cmp_ccc_plus_sltu_set): New instruction.
7367 (cmp_ccv_plus): Likewise.
7368 (cmp_ccxv_plus): Likewise.
7369 (cmp_ccv_plus_set): Likewise.
7370 (cmp_ccxv_plus_set): Likewise.
7371 (cmp_ccv_plus_sltu_set): Likewise.
7372 (uaddvdi4): New expander.
7373 (subvdi4): Likewise.
7374 (usubdi4_sp32): New instruction.
7375 (subvdi4_sp32): Likewise.
7376 (usubvsi4): New expander.
7377 (subvsi4): Likewise.
7378 (cmpsi_minus_sltu_set): New instruction.
7379 (cmp_ccv_minus): Likewise.
7380 (cmp_ccxv_minus): Likewise.
7381 (cmp_ccv_minus_set): Likewise.
7382 (cmp_ccxv_minus_set): Likewise.
7383 (cmp_ccv_minus_sltu_set): Likewise.
7384 (unegvdi3): New expander.
7385 (negvdi3): Likewise.
7386 (unegdi3_sp32): New instruction.
7387 (negvdi3_sp32): Likewise.
7388 (unegvsi3): New expander.
7389 (negvsi3): Likewise.
7390 (cmp_ccc_neg_sltu_set): New instruction.
7391 (cmp_ccv_neg): Likewise.
7392 (cmp_ccxv_neg): Likewise.
7393 (cmp_ccv_neg_set): Likewise.
7394 (cmp_ccxv_neg_set): Likewise.
7395 (cmp_ccv_neg_sltu_set): Likewise.
7397 * tree-ssa-loop-split.c: Remove trailing spaces.
7398 * match.pd: Likewise.
7400 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7402 PR rtl-optimization/78038
7403 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
7404 be deduced to set REG through the RTL structure.
7405 (make_defs_and_copies_lists): Return false on a failing get_defs call.
7407 2016-10-21 Richard Biener <rguenther@suse.de>
7409 PR tree-optimization/78051
7410 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
7411 and mark replaced if folding did something.
7413 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
7415 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
7416 and "protected" in visibility types.
7417 (rs6000_xcoff_declare_function_name): Fix formatting.
7418 (rs6000_xcoff_declare_object_name): Fix formatting.
7420 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
7422 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
7423 and IX86_BUILTIN_HUGE_VALQ here ...
7424 (ix86_expand_builtin): ... not here.
7426 2016-10-20 Jakub Jelinek <jakub@redhat.com>
7428 * doc/gty.texi (for_user): Use @item next to @findex.
7430 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
7433 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
7434 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
7435 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
7436 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
7437 __builtin_ia32_lzcnt_u16.
7438 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
7439 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
7440 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
7441 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
7442 (bmi_tzcnt_<mode>): New expander.
7443 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
7444 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
7445 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
7446 (lzcnt_<mode>): New expander.
7447 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
7448 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
7449 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
7450 (UINT64_FTYPE_UINT64): New.
7451 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
7452 (__builtin_ia32_lzcnt_u16): New description.
7453 (__builtin_ia32_lzcnt_u32): Ditto.
7454 (__builtin_ia32_lzcnt_u64): Ditto.
7455 (__builtin_ctzs): Remove description.
7456 (__builtin_ia32_tzcnt_u16): New description.
7457 (__builtin_ia32_tzcnt_u32): Ditto.
7458 (__builtin_ia32_tzcnt_u64): Ditto.
7459 * config/i386/i386.c (ix86_expand_args_builtin): Handle
7460 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
7462 2016-10-20 Martin Liska <mliska@suse.cz>
7465 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
7466 comparison with STMT_UID_NOT_IN_RANGE.
7467 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
7470 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
7472 * compare-elim.c (conforming_compare): Accept UNSPECs.
7473 (find_comparison_dom_walker::before_dom_children): Deal with
7474 instructions both using and killing the flags register.
7475 (equivalent_reg_at_start): New function extracted from...
7476 (try_eliminate_compare): ...here. Use it and add support for
7477 registers and UNSPECs as second operand of the compare.
7478 * config/visium/visium-modes.def (CCV): New.
7479 * config/visium/predicates.md (visium_v_comparison_operator): New.
7480 (visium_branch_operator): Deal with CCV mode.
7481 * config/visium/visium.c (visium_select_cc_mode): Likewise.
7482 (output_cbranch): Likewise.
7483 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
7484 (uaddv<mode>4): New expander.
7485 (addv<mode>4): Likewise.
7486 (add<mode>3_insn_set_carry): New instruction.
7487 (add<mode>3_insn_set_overflow): Likewise.
7488 (addsi3_insn_set_overflow): Likewise.
7489 (usubv<mode>4): New expander.
7490 (subv<mode>4): Likewise.
7491 (sub<mode>3_insn_set_carry): New instruction.
7492 (sub<mode>3_insn_set_overflow): Likewise.
7493 (subsi3_insn_set_overflow): Likewise.
7494 (unegv<mode>3): New expander.
7495 (negv<mode>3): Likewise.
7496 (neg<mode>2_insn_set_overflow): New instruction.
7497 (addv_tst<mode>): Likewise.
7498 (subv_tst<mode>): Likewise.
7499 (negv_tst<mode>): Likewise.
7500 (cbranch<mode>4_addv_insn): New splitter and instruction.
7501 (cbranch<mode>4_subv_insn): Likewise.
7502 (cbranch<mode>4_negv_insn): Likewise.
7504 2016-10-20 Richard Biener <rguenther@suse.de>
7506 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
7507 Handle decls possibly not bound.
7508 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
7509 nothing_id for decls that might not be bound if we are interested
7511 (get_constraint_for_component_ref): Deal with that.
7513 2016-10-20 Michael Matz <matz@suse.de>
7516 * common.opt (-fsplit-loops): New flag.
7517 * passes.def (pass_loop_split): Add.
7518 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
7519 (enable_fdo_optimizations): Add loop splitting.
7520 * timevar.def (TV_LOOP_SPLIT): Add.
7521 * tree-pass.h (make_pass_loop_split): Declare.
7522 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
7523 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
7524 * tree-ssa-loop-split.c: New file.
7525 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
7526 * doc/invoke.texi (fsplit-loops): Document.
7527 * doc/passes.texi (Loop optimization): Add paragraph about loop
7530 2016-10-20 Richard Biener <rguenther@suse.de>
7532 * cgraphunit.c (analyze_functions): Set node->definition to
7533 false to signal symbol removal to debug_hooks->late_global_decl.
7534 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
7535 WPA signal symbol removal to the debuginfo machinery.
7536 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
7537 using early_finised to guard the we're called for symbol
7538 removal case look at the symtabs definition flag.
7539 (gen_variable_die): Remove redundant check.
7541 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7543 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
7545 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7547 PR tree-optimization/53979
7548 * match.pd ((a ^ b) | a -> a | b): New pattern.
7550 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
7552 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
7553 config/pa/pa64-hpux-lib.h.
7554 (PA_CRTBEGIN_HACK): Likewise.
7555 (DTOR_LIST_BEGIN): Likewise.
7557 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
7559 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
7560 register only if "in" and "out" are different registers.
7562 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
7564 * omp-low.c (pass_oacc_device_lower::gate): New method.
7565 (execute): Always call execute_oacc_device_lower.
7567 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7569 PR tree-optimization/77916
7570 PR tree-optimization/77937
7571 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
7573 (insert_initializers): Requirement of initializer for -1 should be
7574 based on pointer-typedness of the candidate basis.
7576 2016-10-19 Bin Cheng <bin.cheng@arm.com>
7578 PR tree-optimization/78005
7579 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
7580 upper (included) bound for niters of prolog loop.
7581 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
7582 Compute niters of scalar loop above which vectorized loop is
7583 preferred, as well as the upper (included) bound for the niters.
7584 (vect_do_peeling): Record niter bound for loops accordingly.
7586 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
7589 * tree-core.h (enum tree_index): Put the complex types after their
7591 * tree-streamer.c (verify_common_node_recorded): New function.
7592 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
7594 2016-10-19 Martin Liska <mliska@suse.cz>
7596 * cgraph.h (cgraph_edge::binds_to_current_def_p):
7597 Replace NULL with false as a return value.
7599 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
7601 PR tree-optimization/78024
7602 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
7603 don't clear BB_VISITED after processing.
7605 2016-10-19 Richard Biener <rguenther@suse.de>
7607 * domwalk.c (dom_walker::walk): Use RPO order.
7609 2016-10-19 Richard Biener <rguenther@suse.de>
7611 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
7613 (evrp_dom_walker::~evrp_dom_walker): Free it.
7614 (evrp_dom_walker::stmts_to_remove): Add.
7615 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
7616 whose output we fully propagate for removal. Propagate
7617 into BB destination PHI arguments.
7618 (execute_early_vrp): Remove queued stmts. Dump value ranges
7619 before stmt removal.
7621 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
7623 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
7624 * passes.def: Add two instances of pass_walloca.
7625 * tree-pass.h (make_pass_walloca): New.
7626 * gimple-ssa-warn-alloca.c: New file.
7627 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
7628 -Wvla-larger-than= options.
7630 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
7632 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
7633 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
7635 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
7637 * config/rs6000/altivec.h (vec_xl_len): New macro.
7638 (vec_xst_len): New macro.
7639 (vec_cmpnez): New macro.
7640 (vec_cntlz_lsbb): New macro.
7641 (vec_cnttz_lsbb): New macro.
7642 (vec_xlx): New macro.
7643 (vec_xrx): New macro.
7644 (vec_all_nez): New C++ predicate template.
7645 (vec_any_eqz): New C++ predicate template.
7646 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
7647 conditional compilation.
7648 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
7649 conditional compilation.
7650 (vec_all_nez): New macro.
7651 (vec_any_eqz): New macro.
7652 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
7654 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
7656 * config/rs6000/vector.md (VI): Moved this mode iterator
7657 definition from altivec.md to vector.md.
7658 (UNSPEC_NEZ_P): New value.
7659 (vector_ne_<mode>_p): New expansion for implementation of
7660 vec_all_ne and vec_any_eq built-in functions.
7661 (vector_nez_<mode>_p): New expansion for implementation of
7662 vec_all_nez and vec_any_eqz built-in functions.
7663 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
7664 and vec_any_eq built-in function.
7665 (cr6_test_for_zero): New commentary to explain this expansion.
7666 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
7667 (cr6_test_for_lt): New commentary to explain this expansion.
7668 (cr6_test_for_lt_reverse): New commentary to explain this
7670 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7671 overloaded function prototypes for vec_all_ne, vec_all_nez,
7672 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
7673 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
7675 (altivec_resolve_overloaded_builtin): Modify the handling of
7676 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
7677 the compiler is configured to support TARGET_P9_VECTOR.
7678 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
7679 to explain the special processing that is given to predicate
7680 built-ins introduced using this macro.
7681 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
7682 the special processing given to predicate built-ins introduced
7684 (BU_VSX_P): Likewise.
7685 (BU_P8V_AV_P): Likewise.
7686 (BU_P9V_AV_P): Likewise.
7687 (BU_P9V_AV_X): New macro.
7688 (BU_P9V_64BIT_AV_X): New macro.
7689 (BU_P9V_VSX_3): New macro.
7690 (BU_P9V_OVERLOAD_P): New macro.
7691 (LXVL): New BU_P9V_64BIT_VSX_2.
7692 (VEXTUBLX): New BU_P9V_AV_2.
7693 (VEXTUBRX): Likewise.
7694 (VEXTUHLX): Likewise.
7695 (VEXTUHRX): Likewise.
7696 (VEXTUWLX): Likewise.
7697 (VEXTUWRX): Likewise.
7698 (STXVL): New BU_P9V_64BIT_AV_X.
7699 (VCLZLSBB): New BU_P9V_AV_1.
7700 (VCTZLSBB): Likewise.
7701 (CMPNEB): New BU_P9V_AV_2.
7706 (VCMPNEB_P): New BU_P9V_AV_P.
7707 (VCMPNEH_P): Likewise.
7708 (VCMPNEW_P): Likewise.
7709 (VCMPNED_P): Likewise.
7710 (VCMPNEFP_P): Likewise.
7711 (VCMPNEDP_P): Likewise.
7712 (CMPNEZB): New BU_P9V_AV_2.
7713 (CMPNEZH): Likewise.
7714 (CMPNEZW): Likewise.
7715 (VCMPNEZB_P): New BU_P9V_AV_P.
7716 (VCMPNEZH_P): Likewise.
7717 (VCMPNEZW_P): Likewise.
7718 (LXVL): New BU_P9V_OVERLOAD_2.
7719 (STXVL): New BU_P9V_OVERLOAD_3.
7720 (VEXTULX): New BU_P9V_OVERLOAD_2.
7721 (VEXTURX): Likewise.
7723 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
7724 (VCMPNE_P): Likewise.
7725 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
7726 (VCTZLSBB): Likewise.
7727 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
7728 comment to explain mode used for scratch register.
7729 (altivec_expand_stxvl_builtin): New function.
7730 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
7731 (altivec_init_builtins): Add initialized variable
7732 void_ftype_v16qi_pvoid_long and use this type to define the
7733 built-in function __builtin_altivec_stxvl.
7734 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
7735 (UNSPEC_STXVL): New value.
7736 (UNSPEC_VCLZLSBB): New value.
7737 (UNSPEC_VCTZLSBB): New value.
7738 (UNSPEC_VEXTUBLX): New value.
7739 (UNSPEC_VEXTUHLX): New value.
7740 (UNSPEC_VEXTUWLX): New value.
7741 (UNSPEC_VEXTUBRX): New value.
7742 (UNSPEC_VEXTUHRX): New value.
7743 (UNSPEC_VEXTUWRX): New value.
7744 (UNSPEC_VCMPNEB): New value.
7745 (UNSPEC_VCMPNEZB): New value.
7746 (UNSPEC_VCMPNEH): New value.
7747 (UNSPEC_VCMPNEZH): New value.
7748 (UNSPEC_VCMPNEW): New value.
7749 (UNSPEC_VCMPNEZW): New value.
7750 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7751 vector of integer modes.
7752 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7753 vector of float or double modes.
7754 (*vector_nez_<mode>_p): New insn for vector test all not equal or
7756 (lxvl): New expand for load VSX vector with length.
7757 (*lxvl): New insn for load VSX vector with length.
7758 (stxvl): New expand for store VSX vector with length.
7759 (*stxvl): New insn for store VSX vector with length.
7760 (vcmpneb): New insn for vector of byte compare not equal.
7761 (vcmpnezb): New insn for vector of byte compare not equal or zero.
7762 (vcmpneh): New insn for vector of half word compare not equal.
7763 (vcmpnezh): New insn for vector of half word compare not equal or
7765 (vcmpnew): New insn for vector of word compare not equal.
7766 (vcmpne<VSs>): New insn for vector of float or double compare not
7768 (vcmpnezw): New insn for vector of word compare not equal or zero.
7769 (vclzlsbb): New insn for vector count leading zero
7770 least-significant bits byte.
7771 (vctzlsbb): New insn for vector count trailing zero least
7772 signficant bits byte.
7773 (vextublx): New insn for vector extract unsigned byte left
7775 (vextubrx): New insn for vector extract unsigned byte right
7777 (vextuhlx): New insn for vector extract unsigned half word left
7779 (vextuhrx): New insn for vector extract unsigned half word right
7781 (vextuwlx): New insn for vector extract unsigned word left
7783 (vextuwrx): New insn for vector extract unsigned word right
7785 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
7786 clarify intent of this constant.
7787 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
7788 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
7789 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
7790 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
7791 and vec_xrx functions.
7793 2016-10-18 Andrew Pinski <apinski@cavium.com>
7796 * predict.c (is_exit_with_zero_arg): New function.
7797 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
7800 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
7803 * config/i386/i386.c (legitimize_tls_address)
7804 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
7805 convert dest to Pmode if different than Pmode.
7807 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7809 PR tree-optimization/77916
7810 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
7811 stopgap fix, as pointers with -1 increment are still broken.
7813 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
7815 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
7816 mapping class decoration from here...
7817 (rs6000_xcoff_encode_section): ...to here.
7819 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
7820 if shrink-wrapping and optimizing for speed.
7822 2016-10-18 Richard Biener <rguenther@suse.de>
7824 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
7825 not visited but non-executable predecessors. Return taken edge.
7826 Simplify conditions and refactor propagation vs. folding step.
7828 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
7830 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
7831 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
7832 (rs6000_get_separate_components): Assert we do not have those
7833 strategies selected.
7835 2016-10-18 Richard Biener <rguenther@suse.de>
7837 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
7838 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
7840 (substitute_and_fold_dom_walker): Adjust constructor.
7841 (substitute_and_fold_dom_walker::before_dom_children): Remove
7842 do_dce flag and handling (always true).
7843 (substitute_and_fold): Likewise.
7844 * tree-vrp.c (vrp_finalize): Adjust.
7845 (execute_early_vrp): Remove final BB_VISITED clearing.
7846 * tree-ssa-ccp.c (ccp_finalize): Adjust.
7847 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7848 * ira.c (ira): Call clear_bb_flags.
7850 2016-10-18 Richard Biener <rguenther@suse.de>
7852 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
7853 get at the operand to look at with TREE_OPERAND for generic
7856 2016-10-18 David Malcolm <dmalcolm@redhat.com>
7858 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
7860 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
7861 (write_test_expr): Use rtx_reader_ptr for calls to
7863 (write_attr_value): Likewise.
7864 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
7865 call to print_md_ptr_loc.
7866 (write_one_condition): Likewise for calls to print_c_condition.
7867 * genconstants.c: Include "statistics.h" and "vec.h".
7868 (main): Update for conversion to member functions.
7869 * genemit.c (emit_c_code): Use rtx_reader_ptr for
7870 call to print_md_ptr_loc.
7871 * genenums.c: Include "statistics.h" and "vec.h".
7872 (main): Update for conversion of traverse_enum_types to a method.
7873 * genmddeps.c: Include "statistics.h" and "vec.h".
7874 * genoutput.c (process_template): Use rtx_reader_ptr for call to
7876 * genpreds.c (write_predicate_subfunction): Likewise.
7877 (write_predicate_expr): Likewise for calls to print_c_condition.
7878 * genrecog.c (print_test): Likewise.
7879 * gensupport.c (process_rtx): Likewise for calls to
7880 copy_md_ptr_loc and join_c_conditions.
7881 (alter_test_for_insn): Likewise for call to join_c_conditions.
7882 (process_substs_on_one_elem): Likewise.
7883 (gen_mnemonic_setattr): Update for move of string_obstack to a
7884 field of rtx_reader.
7885 (mnemonic_htab_callback): Likewise. Fix formatting.
7886 (gen_mnemonic_attr): Likewise.
7887 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
7888 to print_c_condition.
7889 * read-md.c: Include "statistics.h" and "vec.h".
7890 (string_obstack): Convert this global to field "m_string_obstack"
7891 of class rtx_reader.
7892 (ptr_locs): Likewise, as "m_ptr_locs".
7893 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
7894 (joined_conditions): Likewise, as "m_joined_conditions".
7895 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
7896 (md_constants): Likewise, as "m_md_constants".
7897 (enum_types): Likewise, as "m_enum_types".
7898 (set_md_ptr_loc): Convert to...
7899 (rtx_reader::set_md_ptr_loc): ...member function.
7900 (get_md_ptr_loc): Convert to...
7901 (rtx_reader::get_md_ptr_loc): ...member function.
7902 (copy_md_ptr_loc): Convert to...
7903 (rtx_reader::copy_md_ptr_loc): ...member function.
7904 (fprint_md_ptr_loc): Convert to...
7905 (rtx_reader::fprint_md_ptr_loc): ...member function.
7906 (print_md_ptr_loc): Convert to...
7907 (rtx_reader::print_md_ptr_loc): ...member function.
7908 (join_c_conditions): Convert to...
7909 (rtx_reader::join_c_conditions): ...member function.
7910 (fprint_c_condition): Convert to...
7911 (rtx_reader::fprint_c_condition): ...member function.
7912 (print_c_condition): Convert to...
7913 (rtx_reader::print_c_condition): ...member function.
7914 (read_name): Convert to...
7915 (rtx_reader::read_name): ...member function.
7916 (read_escape): Convert to...
7917 (rtx_reader::read_escape): ...member function.
7918 (read_quoted_string): Convert to...
7919 (rtx_reader::read_quoted_string): ...member function.
7920 (read_braced_string): Convert to...
7921 (rtx_reader::read_braced_string): ...member function.
7922 (read_string): Convert to...
7923 (rtx_reader::read_string): ...member function.
7924 (read_skip_construct): Convert to...
7925 (rtx_reader::read_skip_construct): ...member function.
7926 (handle_constants): Convert to...
7927 (rtx_reader::handle_constants): ...member function.
7928 (traverse_md_constants): Convert to...
7929 (rtx_reader::traverse_md_constants): ...member function.
7930 (handle_enum): Convert to...
7931 (rtx_reader::handle_enum): ...member function.
7932 (lookup_enum_type): Convert to...
7933 (rtx_reader::lookup_enum_type): ...member function.
7934 (traverse_enum_types): Convert to...
7935 (rtx_reader::traverse_enum_types): ...member function.
7936 (rtx_reader::rtx_reader): Move initializations
7937 of various former global data from rtx_reader::read_md_files to
7938 here, as fields, along with the call to unlock_std_streams.
7939 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
7941 (rtx_reader::read_md_files): Move initializations of various
7942 global data from here to the ctor.
7943 * read-md.h (read_name): Convert to...
7944 (rtx_reader::read_name): ...member function.
7945 (rtx_reader::read_escape): New method decl.
7946 (read_quoted_string): Convert to...
7947 (rtx_reader::read_quoted_string): ...member function.
7948 (rtx_reader::read_braced_string): New method decl.
7949 (read_string): Convert to...
7950 (rtx_reader::read_string): ...member function.
7951 (rtx_reader::read_skip_construct): New method decl.
7952 (rtx_reader::set_md_ptr_loc): New method decl.
7953 (rtx_reader::get_md_ptr_loc): New method decl.
7954 (copy_md_ptr_loc): Convert to...
7955 (rtx_reader::copy_md_ptr_loc): ...member function.
7956 (fprint_md_ptr_loc): Convert to...
7957 (rtx_reader::fprint_md_ptr_loc): ...member function.
7958 (print_md_ptr_loc): Convert to...
7959 (rtx_reader::print_md_ptr_loc): ...member function.
7960 (rtx_reader::lookup_enum_type): New method decl.
7961 (rtx_reader::traverse_enum_types): New method decl.
7962 (rtx_reader::handle_constants): New method decl.
7963 (traverse_md_constants): Convert to...
7964 (rtx_reader::traverse_md_constants): ...member function.
7965 (rtx_reader::handle_enum): New method decl.
7966 (rtx_reader::join_c_conditions): New method decl.
7967 (fprint_c_condition): Convert to...
7968 (rtx_reader::fprint_c_condition): ...member function.
7969 (print_c_condition): Convert to...
7970 (rtx_reader::print_c_condition): ...member function.
7971 (rtx_reader::apply_iterator_to_string): New method decl.
7972 (rtx_reader::copy_rtx_for_iterators): New method decl.
7973 (rtx_reader::read_conditions): New method decl.
7974 (rtx_reader::record_potential_iterator_use): New method decl.
7975 (rtx_reader::read_mapping): New method decl.
7976 (rtx_reader::read_rtx): New method decl.
7977 (rtx_reader::read_rtx_code): New method decl.
7978 (rtx_reader::read_rtx_operand): New method decl.
7979 (rtx_reader::read_nested_rtx): New method decl.
7980 (rtx_reader::read_rtx_variadic): New method decl.
7981 (rtx_reader::get_string_obstack): New method.
7982 (rtx_reader::get_md_constants): New method.
7983 (string_obstack): Convert global variable decl to...
7984 (rtx_reader::m_string_obstack): ...this new field.
7985 (rtx_reader::m_ptr_locs): New field.
7986 (rtx_reader::m_ptr_loc_obstack): New field.
7987 (rtx_reader::m_joined_conditions): New field.
7988 (rtx_reader::m_joined_conditions_obstack): New field.
7989 (rtx_reader::m_md_constants): New field.
7990 (rtx_reader::m_enum_types): New field.
7991 * read-rtl.c (apply_iterator_to_string): Convert to...
7992 (rtx_reader::apply_iterator_to_string): ...member function.
7993 (copy_rtx_for_iterators): Convert to...
7994 (rtx_reader::copy_rtx_for_iterators): ...member function.
7995 (add_condition_to_string): Use rtx_reader_ptr for
7996 calls join_c_conditions.
7997 (apply_iterators): Use rtx_reader_ptr for calls to
7998 join_c_conditions and copy_rtx_for_iterators.
7999 (read_conditions): Convert to...
8000 (rtx_reader::read_conditions): ...member function.
8001 (record_potential_iterator_use): Convert to...
8002 (rtx_reader::record_potential_iterator_use): ...member function.
8003 (read_mapping): Convert to...
8004 (rtx_reader::read_mapping): ...member function.
8005 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
8006 (read_rtx): Convert to...
8007 (rtx_reader::read_rtx): ...member function.
8008 (read_rtx_code): Convert to...
8009 (rtx_reader::read_rtx_code): ...member function.
8010 (read_rtx_operand): Convert to...
8011 (rtx_reader::read_rtx_operand): ...member function. Update for move
8012 of string_obstack to a field.
8013 (read_nested_rtx): Convert to..
8014 (rtx_reader::read_nested_rtx): ...member function.
8015 (read_rtx_variadic): Convert to..
8016 (rtx_reader::read_rtx_variadic): ...member function.
8018 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
8020 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
8022 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
8024 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
8025 for pointer type too.
8026 (ipcp_update_vr): set_ptr_nonnull for pointer.
8028 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
8030 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
8031 pt_solution_singleton_p.
8032 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
8033 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
8034 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
8035 pointer nonnull computed by VRP.
8036 Also Conservatively set pt.null to 1.
8037 (pt_solution_reset): Conservatively set pt.null to 1.
8038 (pt_solution_singleton_or_null_p): Renamed from
8039 pt_solution_singleton_p.
8040 * tree-ssanames.h (set_ptr_nonnull): Declare.
8041 (get_ptr_nonnull): Likewise.
8042 * tree-ssanames.c (set_ptr_nonnull): New.
8043 (get_ptr_nonnull): Likewise.
8044 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
8045 (evrp_dom_walker::before_dom_children): Likewise.
8047 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
8049 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
8050 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
8051 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
8052 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
8053 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
8054 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
8055 (rs6000_option_override_internal): Clear it if ABI_AIX.
8056 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
8057 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
8059 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8061 * gimple-ssa-strength-reduction.c (record_increment): Remove
8064 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
8066 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
8067 that the result is non-zero if it is true.
8068 (maybe_expand_shift): New wrapper around expand_shift_1.
8069 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
8071 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8073 PR tree-optimization/77916
8074 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
8075 Don't allow a MINUS_EXPR for pointer arithmetic for either known
8077 (record_increment): Increments of -1 for unknown strides just use
8078 a multiply initializer like other negative values.
8079 (analyze_increments): Remove stopgap solution for -1 increment
8080 applied to pointer arithmetic.
8082 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
8084 * dominance.c (dom_info::dom_info): Add new constructor for region
8085 which is vector of basic blocks.
8086 (dom_init): New method to initialize members common for both
8088 (dom_info::dom_info): Invoke dom_init for partial initialization.
8089 (dom_info::get_idom): Add check to corner cases on basic blocks which
8091 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
8092 to detect unreachable bbs.
8093 (dom_info::calc_idoms): Likewise.
8094 (compute_dom_fast_query_in_region): New function.
8095 (calculate_dominance_info_for_region): Likewise.
8096 (free_dominance_info_for_region): Likewise.
8097 * dominance.h: Add prototypes for introduced region-based functions
8098 * tree-if-conv.c (build_region): New function.
8099 (if_convertible_loop_p_1): Invoke local version of post-dominators
8100 calculation before basic block predication with subsequent freeing
8101 post-dominator info.
8102 (tree_if_conversion): Remove free of post-dominator info
8103 (pass_if_conversion::execute): Delete detection of infinite loops
8104 and fake edges to exit block since post-dominator calculation is
8105 performed per if-converted loop only.
8107 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
8110 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
8111 register explicitly.
8112 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
8113 optimizing for size.
8115 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8117 * config/aarch64/aarch64.c: Delete inclusion of
8118 cortex-a57-fma-steering.h.
8119 (aarch64_override_options): Delete call
8120 to aarch64_register_fma_steering.
8121 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
8122 * config/aarch64/cortex-a57-fma-steering.h: Delete.
8123 * config/aarch64/aarch64-passes.def: New file.
8124 * config/aarch64/cortex-a57-fma-steering.c
8125 (aarch64_register_fma_steering): Delete definition.
8126 (make_pass_fma_steering): Remove static qualifier.
8127 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
8128 (cortex-a57-fma-steering.o): Remove dependency on
8129 cortex-a57-fma-steering.h.
8131 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
8133 * explow.c (validize_mem): Do not modify the argument in-place.
8135 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
8137 * tree-streamer.c (record_common_node): Explicitly list expected
8140 2016-10-17 Richard Biener <rguenther@suse.de>
8142 PR tree-optimization/77988
8143 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
8145 2016-10-17 Marek Polacek <polacek@redhat.com>
8147 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
8149 2016-10-17 Richard Biener <rguenther@suse.de>
8151 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
8154 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8156 PR tree-optimization/71636
8157 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
8159 2016-10-17 Richard Biener <rguenther@suse.de>
8161 * gimplify.c (gimplify_function_tree): Do not move the outer
8164 2016-10-17 Jakub Jelinek <jakub@redhat.com>
8166 * langhooks.h (struct lang_hooks_for_decls): Remove
8167 function_decl_explicit_p, function_decl_deleted_p and
8168 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
8169 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
8170 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
8171 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
8172 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
8173 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
8174 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
8175 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
8176 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
8177 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
8178 * langhooks.c (lhd_decl_dwarf_attribute): New function.
8179 * dwarf2out.c (gen_subprogram_die): Use
8180 lang_hooks.decls.decl_dwarf_attribute instead of
8181 lang_hooks.decls.function_decl_*.
8183 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
8187 * common.opt (-ftrampolines): New option.
8188 * doc/invoke.texi (Code Gen Options): Document it.
8189 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
8190 * doc/tm.texi: Regenerate.
8191 * builtins.def: Add init_descriptor and adjust_descriptor.
8192 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
8193 on platforms with descriptors.
8194 (expand_builtin_init_descriptor): New function.
8195 (expand_builtin_adjust_descriptor): Likewise.
8196 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
8197 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
8198 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
8199 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
8200 Set STATIC_CHAIN_REG_P on the static chain register, if any.
8201 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
8202 (expand_call): Likewise. Move around call to prepare_call_address
8203 and pass all flags to it.
8204 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
8205 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
8206 (gimple_call_set_by_descriptor): New setter.
8207 (gimple_call_by_descriptor_p): New getter.
8208 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
8209 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
8210 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
8211 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8212 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
8213 * rtl.h (STATIC_CHAIN_REG_P): New macro.
8214 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
8215 * target.def (custom_function_descriptors): New POD hook.
8216 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
8217 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
8218 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
8219 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
8220 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
8221 (build_common_builtin_nodes): Initialize init_descriptor and
8223 * tree-nested.c: Include target.h.
8224 (struct nesting_info): Add 'any_descr_created' field.
8225 (get_descriptor_type): New function.
8226 (lookup_element_for_decl): New function extracted from...
8227 (create_field_for_decl): Likewise.
8228 (lookup_tramp_for_decl): ...here. Adjust.
8229 (lookup_descr_for_decl): New function.
8230 (convert_tramp_reference_op): Deal with descriptors.
8231 (build_init_call_stmt): New function extracted from...
8232 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
8233 * defaults.h (FUNCTION_ALIGNMENT): Define.
8234 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
8235 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8236 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
8237 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
8238 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
8240 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
8242 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
8243 constants in CONST_VECTORs.
8245 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
8247 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
8248 register as destination of bmask.
8249 (vector_init_bshuffle): Likewise.
8250 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
8251 (bmaskdi_vis): Enable only in 64-bit mode.
8253 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
8255 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
8256 make LR a separately shrink-wrapped component unless savres_strategy
8257 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
8258 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
8259 wrapping when not both {SAVE,REST}_INLINE_GPRS.
8261 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
8263 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
8264 and keep looping on failure.
8266 2016-10-14 David Malcolm <dmalcolm@redhat.com>
8268 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
8270 (print_rtx_function): Update example in comment for...
8271 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
8272 non-virtual pseudos with a '%' sigil followed by the regno, offset
8273 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
8274 pseudo is dumped as "%0".
8276 2016-10-14 Jakub Jelinek <jakub@redhat.com>
8279 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
8282 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
8284 * config/sparc/sparc-passes.def: New file.
8285 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
8286 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
8287 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
8289 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
8291 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
8292 loop peel to loops with exit test at the beginning.
8294 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
8296 PR rtl-optimization/68212
8297 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
8298 frequency when computing scale factor for peeled copies.
8299 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
8300 values for switch/peel blocks/edges.
8302 2016-10-14 Pedro Alves <palves@redhat.com>
8304 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
8306 2016-10-14 Catherine Moore <clm@codesourcery.com>
8308 * config/mips/mips.c (mips_prepare_pch_save): Initialize
8309 micromips_globals to zero.
8311 2016-10-14 Richard Biener <rguenther@suse.de>
8313 PR tree-optimization/77979
8314 * tree-vrp.c (compare_name_with_value): Handle released SSA names
8315 in the equivalency sets.
8316 (compare_names): Likewise.
8318 2016-10-14 Martin Liska <mliska@suse.cz>
8320 * builtins.h(target_char_cst_p): Declare the function.
8321 * builtins.c (fold_builtin_memchr): Remove.
8322 (target_char_cst_p): Move the function from gimple-fold.c.
8323 (fold_builtin_3): Do not call the function.
8324 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
8325 (gimple_fold_builtin): Call the function.
8326 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
8328 2016-10-14 Martin Liska <mliska@suse.cz>
8330 * builtins.c (fold_builtin_strcmp): Remove function.
8331 (fold_builtin_strncmp): Likewise.
8332 (fold_builtin_2): Remove call of the function.
8333 (fold_builtin_3): Likewise.
8334 * fold-const-call.c (fold_const_call): Add constant folding
8335 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
8336 * fold-const-call.h (build_cmp_result): Declare the function.
8337 * gimple-fold.c (gimple_load_first_char): New function.
8338 (gimple_fold_builtin_string_compare): Likewise.
8339 (gimple_fold_builtin): Call the function.
8341 2016-10-14 Nathan Sidwell <nathan@acm.org>
8343 * gcov-io.c (gcov_open): Deconstify 'mode'.
8345 2016-10-14 Martin Liska <mliska@suse.cz>
8347 * fold-const.c (c_getstr): Support of properly \0-terminated
8348 string constants. New argument is added.
8349 * fold-const.h: New argument is added.
8351 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8353 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
8355 (aarch64_print_hint_for_core): Likewise.
8356 (aarch64_print_hint_for_arch): Likewise.
8357 (aarch64_validate_march): Use it. Fix indentation in type signature.
8358 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
8359 (aarch64_validate_mtune): Likewise.
8360 (aarch64_handle_attr_arch): Likewise.
8361 (aarch64_handle_attr_cpu): Likewise.
8362 (aarch64_handle_attr_tune): Likewise.
8364 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8366 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
8369 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
8371 * config/m68k/m68k.c (m68k_option_override): Check
8372 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
8373 instead of stack_limit_rtx.
8375 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8377 * dwarf2out.c (gen_member_die): Handle inline static data member
8380 2016-10-13 Nathan Sidwell <nathan@acm.org>
8382 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
8383 gcov_var.mode. Remove unnecessary fstat.
8385 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
8388 * function.c (thread_prologue_and_epilogue_insns): Call all
8389 make_*logue_seq in the same order as traditional. Call them
8390 all a second time if shrink_wrapped_separate.
8392 2016-10-13 Marek Polacek <polacek@redhat.com>
8394 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8395 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
8398 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8400 PR tree-optimization/77937
8401 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
8402 to infinite when we have a pointer with an increment of -1.
8404 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8406 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
8408 * memmodel.h: This file.
8409 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
8410 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
8411 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
8412 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
8413 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
8414 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
8415 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
8416 compare-elim.c, config/aarch64/aarch64-builtins.c,
8417 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
8418 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
8419 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
8420 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
8421 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
8422 config/darwin.c, config/epiphany/epiphany.c,
8423 config/epiphany/mode-switch-use.c,
8424 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
8425 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
8426 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
8427 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
8428 config/m68k/m68k.c, config/mcore/mcore.c,
8429 config/microblaze/microblaze.c, config/mmix/mmix.c,
8430 config/mn10300/mn10300.c, config/moxie/moxie.c,
8431 config/msp430/msp430.c, config/nds32/nds32-cost.c,
8432 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
8433 config/nds32/nds32-memory-manipulation.c,
8434 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
8435 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
8436 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
8437 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
8438 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
8439 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
8440 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
8441 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
8442 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
8443 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
8444 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
8445 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
8446 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
8447 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
8448 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
8449 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
8450 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
8451 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
8452 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
8453 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
8454 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
8455 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
8456 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
8457 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
8458 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
8459 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
8460 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
8461 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
8462 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
8463 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
8464 var-tracking.c, varasm.c: Include memmodel.h.
8465 * genattrtab.c (write_header): Include memmodel.h in generated file.
8466 * genautomata.c (main): Likewise.
8467 * gengtype.c (open_base_files): Likewise.
8468 * genopinit.c (main): Likewise.
8469 * genconditions.c (write_header): Include memmodel.h earlier in
8471 * genemit.c (main): Likewise.
8472 * genoutput.c (output_prologue): Likewise.
8473 * genpeep.c (main): Likewise.
8474 * genpreds.c (write_insn_preds_c): Likewise.
8475 * genrecog.c (write_header): Likewise.
8476 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
8478 2016-10-13 David Malcolm <dmalcolm@redhat.com>
8480 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
8481 for new "compact" param of print_rtx_function. Check for "cinsn"
8483 * print-rtl-function.c (flag_compact): New decl.
8484 (print_rtx_function): Add param "compact" and use it to set
8485 flag_compact, adding a description of the effect to the leading
8486 comment, and updating the example output.
8487 * print-rtl.c (flag_compact): New variable.
8488 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
8490 (print_rtx_operand_code_i): When printing source locations, wrap
8491 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
8492 (print_rtx_operand_code_r): Don't print regnos for hard regs and
8493 virtuals in compact mode.
8494 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
8495 apart from in LABEL_REFs.
8496 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
8497 Don't print basic block ids in compact mode.
8498 (print_rtx): In compact mode, prefix the code of insns with "c",
8499 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
8500 * print-rtl.h (print_rtx_function): Add "compact" param.
8502 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
8504 * arm.h (TARGET_VFP): Delete.
8505 (TARGET_VFPD32): Remove references to TARGET_VFP.
8506 (TARGET_VFP3, TARGET_VFP5): Likewise.
8507 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
8508 (TARGET_NEON_FP16): Likewise.
8509 (TARGET_FMA): Likewise.
8510 (TARGET_CRYPTO): Likewise.
8511 (TARGET_NEON): Likewise.
8512 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
8513 (FUNCTION_ARG_REGNO_P): Likewise.
8514 * arm.c (arm_option_check_internal): Likewise.
8515 (arm_option_override): Likewise.
8516 (use_return_insn): Likewise.
8517 (arm_function_value_regno_p): Likewise.
8518 (arm_apply_result_size): Likewise.
8519 (use_vfp_abi): Likewise.
8520 (arm_legitimate_address_outer_p): Likewise.
8521 (thumb2_legitimate_address_p): Likewise.
8522 (arm_legitimate_index_p): Likewise.
8523 (thumb2_legitimate_index_p): Likewise.
8524 (arm_legitimate_address): Likewise.
8525 (arm_get_vfp_saved_size): Likewise.
8526 (arm_emit_vfp_multi_reg_pop): Likewise.
8527 (arm_get_frame_offsets): Likewise.
8528 (arm_save_coproc_regs): Likewise.
8529 (arm_hard_regno_mode_ok): Likewise.
8530 (arm_expand_epilogue_apcs_frame): Likewise.
8531 (arm_expand_epilogue): Likewise.
8532 (arm_file_start): Likewise.
8533 (arm_conditional_register_usage): Likewise.
8534 (arm_validize_comparison): Use vfp_compare_operand directly.
8535 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
8536 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
8538 (arm_atomic_assign_expand_fenv): Likewise.
8539 * arm.md (divsf3): Likewise.
8540 (arm_negsi2): Likewise.
8542 (arm_movdi): Likewise.
8543 (arm_movt): Likewise.
8544 (cbranchsf4): Change predicate to vfp_compare_operand.
8545 (cbranchdf4): Change predicate to vfp_compare_operand.
8546 (cstorehf4): Change predicate to vfp_compare_operand.
8547 (cstoresf4): Change predicate to vfp_compare_operand.
8548 (cstoredf4): Change predicate to vfp_compare_operand.
8549 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
8550 (movhi_insn_arch4, movhi_bytes): Likewise.
8551 * constraints.md (Dt): Likewise.
8553 * iterators.md (SDF): Likewise.
8554 * predicates.md (arm_float_compare_operand): Delete.
8555 (const_double_vcvt_power_of_two_reciprocal): Remove references to
8557 (const_double_vcvt_power_of_two): Likewise.
8558 * thumb2.md thumb2_movsi_insn): Likewise.
8559 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
8560 (movhf_vfp): Likewise.
8561 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
8562 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
8563 (movsf_vfp, thumb2_movsf_vfp): Likewise.
8564 (movdf_vfp, thumb2_movdf_vfp): Likewise.
8565 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
8566 (subsf3_vfp, divsf3_vfp): Likewise.
8567 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
8568 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
8569 (mulsf3negsfsubsf_vfp): Likewise.
8570 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
8571 (floatunssisf2, sqrtsf2_vfp): Likewise.
8572 (movcc_vfp): Likewise.
8573 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
8574 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
8575 (push_multi_vfp): Likewise.
8576 (set_fpscr, get_fpscr): Likewise.
8577 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
8579 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
8581 * arm.h (TARGET_VFP): Unconditionally define to 1.
8582 (arm_fpu_desc): Remove 'model' field.
8583 (TARGET_FPU_MODEL): Delete.
8584 * arm.c (all_fpus): Don't initialize the model field.
8585 (arm_can_inline_p): Don't check the FPU model.
8586 * arm-fpus.def: Remove redundant model field from all FPU
8589 2016-10-13 Richard Biener <rguenther@suse.de>
8592 * genmatch.c (struct capture): Add value_match member.
8593 (commutate): Preserve value_match.
8594 (lower_opt_convert): Likewise.
8595 (lower_cond): Likewise.
8596 (replace_id): Likewise.
8597 (struct dt_operand): Add value_match member.
8598 (decision_tree::cmp_node): Compare it.
8599 (decision_tree::insert_operand): Honor it when finding and
8600 when appending a DT_MATCH.
8601 (dt_operand::gen_match_op): Generate a type check after
8602 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
8603 (parser::get_internal_capture_id): New helper.
8604 (parser::finish_match_operand): New function lowering @@<id>.
8605 (parser::parse_capture): Parse @@<id> as value-match.
8606 (parser::parse_expr): Use get_internal_capture_id.
8607 (parser::parse_simplify): Call finish_match_operand.
8608 (walk_captures): New helper.
8609 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
8611 ((X /[ex] A) * A -> X): Likewise.
8612 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
8613 convert[12] and value-matching.
8614 ((A | B) & (A | C) -> A | (B & C)): Likewise.
8615 ((X | Y) | Y -> X | Y): Likewise.
8616 ((X ^ Y) ^ Y -> X): Likewise.
8617 (A - (A & B) -> ~B & A): Likewise.
8618 ((T)(P + A) - (T)P -> (T) A): Likewise.
8619 ((T)P - (T)(P + A) -> -(T) A): Likewise.
8620 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
8621 * doc/match-and-simplify.texi: Amend capture section.
8623 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
8625 * config/arc/arc.md (umul_600): Remove predicated variant.
8626 (umul64_600): Likewise.
8628 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
8630 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
8632 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8634 * tree-vect-loop.c (loop_niters_no_overflow): New func.
8635 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
8636 no-overflow information to vect_do_peeling_for_loop_bound and
8637 vect_gen_vector_loop_niters.
8639 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8641 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
8644 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8646 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
8647 adjust_vec automatically.
8648 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
8649 param exit_bb to guard_to.
8650 (slpeel_checking_verify_cfg_after_peeling):
8651 (set_prologue_iterations):
8652 (create_lcssa_for_virtual_phi): New func which is factored out from
8653 slpeel_tree_peel_loop_to_edge.
8654 (slpeel_tree_peel_loop_to_edge):
8655 (iv_phi_p): New func.
8656 (vect_can_advance_ivs_p): Call iv_phi_p.
8657 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
8658 new gimple stmts in basic block.
8659 (vect_gen_niters_for_prolog_loop): Rename to...
8660 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
8661 adjust implementation.
8662 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
8663 sizetype if necessary.
8664 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
8665 it to external function.
8666 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
8667 (vect_gen_vector_loop_niters_mult_vf): New.
8668 (slpeel_update_phi_nodes_for_loops): New.
8669 (slpeel_update_phi_nodes_for_guard1): Reimplement.
8670 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
8671 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
8672 * tree-vect-loop.c (vect_build_loop_niters): Move to file
8673 tree-vect-loop-manip.c
8674 (vect_generate_tmps_on_preheader): Delete.
8675 (vect_transform_loop): Rename vectorization_factor to vf. Call
8676 vect_do_peeling instead of vect_do_peeling-* functions.
8677 * tree-vectorizer.h (vect_do_peeling): New decl.
8678 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
8679 (vect_do_peeling_for_loop_bound): Delete.
8680 (vect_do_peeling_for_alignment): Delete.
8682 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8684 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
8685 duplicated loop after its preheader and after the original loop.
8687 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8689 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
8690 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
8692 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8694 * tree-vect-loop.c (vectorizable_live_operation): Support handling
8695 for live variable outside loop but not in lcssa form.
8697 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8699 * cfg.c (reset_original_copy_tables): New func.
8700 * cfg.h (reset_original_copy_tables): New decl.
8702 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8705 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
8707 * varasm.c (default_binds_local_p_3): Formatting fix.
8709 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8711 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
8713 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
8714 Remove useless code.
8716 2016-10-13 Martin Liska <mliska@suse.cz>
8718 PR tree-optimization/77943
8719 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
8720 a different EH landing pads.
8722 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8725 * hooks.h (hook_tree_void_null): Declare.
8726 * hooks.c (hook_tree_void_null): New function.
8727 * langhooks.c (lhd_return_null_tree_v): Remove.
8728 * langhooks-def.h (lhd_return_null_tree_v): Remove.
8729 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
8730 set y to const0_rtx.
8731 * function.c (stack_protect_epilogue): Likewise.
8732 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
8733 if TARGET_THREAD_SSP_OFFSET is defined.
8734 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8735 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8736 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8737 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8738 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8739 (ix86_stack_protect_guard): New function.
8741 2016-10-13 Richard Biener <rguenther@suse.de>
8743 * dwarf2out.c (tree_add_const_value_attribute): Do not try
8744 rtl_for_decl_init during early phase.
8745 (gen_variable_die): Do not create locations during early phase.
8746 (gen_label_die): Likewise.
8747 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
8750 2016-10-12 Richard Biener <rguenther@suse.de>
8752 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
8753 try_add_new_range and made to eturn new range.
8754 (evrp_dom_walker::before_dom_children): Push op1 value range before
8755 pushing op0 value range.
8757 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8759 PR tree-optimization/77937
8760 * gimple-ssa-strength-reduction.c (analyze_increments): Use
8761 POINTER_TYPE_P on the candidate type to determine whether
8762 candidates in this chain require pointer arithmetic.
8764 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
8766 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
8767 correction if the type is smaller than a word.
8768 (visium_select_cc_mode): Add ... fall through ... comment.
8770 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8772 * config/rs6000/rs6000.c (machine_function): Add new fields
8773 gpr_is_wrapped_separately and lr_is_wrapped_separately.
8774 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
8775 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
8776 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
8777 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
8778 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
8779 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
8780 (rs6000_get_separate_components): New function.
8781 (rs6000_components_for_bb): New function.
8782 (rs6000_disqualify_components): New function.
8783 (rs6000_emit_prologue_components): New function.
8784 (rs6000_emit_epilogue_components): New function.
8785 (rs6000_set_handled_components): New function.
8786 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
8787 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
8788 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
8789 (rs6000_emit_epilogue): Don't emit GPR restores if
8790 gpr_is_wrapped_separately for that register. Don't make a
8791 REG_CFA_RESTORE note for registers we did not restore, either.
8793 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8795 * function.c (thread_prologue_and_epilogue_insns): Call
8796 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
8797 if it has possibly changed. Compute the split_prologue_seq and
8798 epilogue_seq later, too.
8799 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
8800 (dump_components): New function.
8801 (struct sw): New struct.
8803 (init_separate_shrink_wrap): New function.
8804 (fini_separate_shrink_wrap): New function.
8805 (place_prologue_for_one_component): New function.
8806 (spread_components): New function.
8807 (disqualify_problematic_components): New function.
8808 (emit_common_heads_for_components): New function.
8809 (emit_common_tails_for_components): New function.
8810 (insert_prologue_epilogue_for_components): New function.
8811 (try_shrink_wrapping_separate): New function.
8812 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
8814 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8816 * regrename.c (build_def_use): Invalidate chains that have a
8817 REG_CFA_RESTORE on some instruction.
8819 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8821 * dce.c (delete_unmarked_insns): Don't delete instructions with
8822 a REG_CFA_RESTORE note.
8824 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8826 * common.opt (-fshrink-wrap-separate): New flag.
8827 * doc/invoke.texi: Document it.
8828 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
8829 * doc/tm.texi: Regenerate.
8830 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
8831 * target.def (shrink_wrap): New hook vector.
8832 (get_separate_components, components_for_bb, disqualify_components,
8833 emit_prologue_components, emit_epilogue_components,
8834 set_handled_components): New hooks.
8836 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8838 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
8839 vector return by reference only if -Wpsabi.
8840 (rs6000_pass_by_reference): Similarly, for argument passing.
8842 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8844 * function-tests.c: Include "print-rtl.h".
8845 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
8846 function, and verify what is dumped.
8847 * print-rtl-function.c (print_edge): New function.
8848 (begin_any_block): New function.
8849 (end_any_block): New function.
8850 (can_have_basic_block_p): New function.
8851 (print_rtx_function): Track the basic blocks of insns in the
8852 chain, wrapping those that are within blocks within "(block)"
8853 directives. Remove the "(cfg)" directive.
8855 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8857 * selftest.c (selftest::read_file): New function.
8858 (selftest::test_read_file): New function.
8859 (selftest::selftest_c_tests): Call test_read_file.
8860 * selftest.h (selftest::read_file): New decl.
8862 2016-10-12 Richard Biener <rguenther@suse.de>
8865 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
8868 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
8870 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
8872 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
8873 dwarf2out_assembly_start.
8875 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
8877 * Makefile.in (SELFTEST_FLAGS): New variable.
8878 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
8880 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
8883 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
8885 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
8886 dumped in RTL dumps.
8888 2016-10-12 Martin Liska <mliska@suse.cz>
8890 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
8891 (gimple_fold_builtin_memory_op): Use the function.
8892 (gimple_fold_builtin_strchr): Likewise.
8893 (gimple_fold_builtin_strcat): Likewise.
8894 (gimple_build): Likewise.
8896 2016-10-12 Nathan Sidwell <nathan@acm.org>
8898 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
8900 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8902 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
8903 equivalent 32-bit constant (modulo 2**32) when that yields
8904 smaller instructions.
8905 (size_of_int_loc_descriptor): Update accordingly.
8907 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8909 * dwarf2out.c (dwarf2out_early_global_decl): For nested
8910 functions, call dwarf2out_decl on the parent function first.
8912 2016-10-12 Richard Biener <rguenther@suse.de>
8914 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
8917 2016-10-12 Richard Biener <rguenther@suse.de>
8919 * tree-ssa-propagate.c
8920 (substitute_and_fold_dom_walker::before_dom_children): Do not
8921 ignore ASSERT_EXPRs but only preserve them.
8922 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
8923 that have been propagated into.
8924 (vrp_finalize): Enable DCE for substitute_and_fold.
8926 2016-10-12 Richard Biener <rguenther@suse.de>
8928 PR tree-optimization/77920
8929 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
8930 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
8931 (simplify_abs_using_ranges): Likewise.
8932 (simplify_conversion_using_ranges): Likewise.
8933 (simplify_stmt_using_ranges): Adjust.
8935 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8937 PR tree-optimization/77929
8938 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
8939 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
8941 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8944 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
8945 needs a base register for arg 1.
8947 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8949 * common.opt (Wimplicit-fallthrough) Turn into alias to
8950 -Wimplicit-fallthrough=3. Remove EnabledBy.
8951 (Wimplicit-fallthrough=): New option.
8952 * gimplify.c (warn_implicit_fallthrough_r): Use
8953 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
8954 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
8955 to -Wimplicit-fallthrough=3.
8956 (-Wimplicit-fallthrough=): Document.
8958 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8960 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
8961 and GEU in DImode if TARGET_SUBXC.
8962 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
8963 (seqdi<W:mode>_zero_subxc): Delete.
8964 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
8965 (neg_seqdi<W:mode>_zero_vis3): Delete.
8966 (plus_seqdi<W:mode>_zero): Likewise.
8967 (minus_seqdi<W:mode>_zero): Likewise.
8968 (plus_plus_sltu<W:mode>): Accept only register.
8969 (addx<W:mode>): Likewise.
8970 (plus_sltu<W:mode>_vis3): Likewise.
8971 (plus_plus_sltu<W:mode>_vis3): Likewise.
8972 (neg_sgeu<W:mode>_vis3): Delete.
8973 (minus_sgeu<W:mode>_vis3): Likewise.
8974 (addxc<W:mode>): Accept only registers.
8975 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8976 (minus_neg_sltu<W:mode>_subxc): Accept only register.
8977 (neg_plus_sltu<W:mode>_subxc): Likewise.
8978 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8979 (minus_minus_sltu<W:mode>_subxc): Accept only register.
8980 (sgeu<W:mode>_insn_subxc): Delete.
8981 (plus_sgeu<W:mode>_subxc): Likewise.
8982 (subxc<W:mode>): Accept only register.
8983 (scc splitter): Split always GEU again.
8985 2016-10-11 Jeff Law <law@redhat.com>
8987 PR tree-optimization/77424
8988 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
8989 dead conditionals. Assert that all e->aux fields are NULL.
8991 2016-10-11 David Malcolm <dmalcolm@redhat.com>
8993 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
8994 operand-printing "switch" statement into...
8995 (print_rtx_operand_code_0): ...this new function, ...
8996 (print_rtx_operand_code_e): ...this new function, ...
8997 (print_rtx_operand_codes_E_and_V): ...this new function, ...
8998 (print_rtx_operand_code_i): ...this new function, ...
8999 (print_rtx_operand_code_r): ...this new function, ...
9000 (print_rtx_operand_code_u): ...this new function, ...
9001 (print_rtx_operand): ...and this new function.
9003 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
9005 * config/alpha/alpha-passes.def: New file.
9006 * config/alpha/t-alpha: New file.
9007 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
9008 (make_pass_handle_trap_shadows): New prototype.
9009 (make_pass_align_insns): Ditto.
9010 * config/alpha/alpha.c (alpha_option_override): Don't register
9012 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
9014 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9017 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
9018 distinct __ibm128 IBM extended double type if long doubles are
9019 128-bits and the default format for long double is IEEE 128-bit.
9021 2016-10-11 Richard Biener <rguenther@suse.de>
9023 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
9024 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
9025 (verify_die): New function.
9026 (dwarf2out_finish): Call it.
9027 (output_line_info): Handle case of -gsplit-dwarf without
9028 DWARF2_ASM_LINE_DEBUG_INFO.
9030 2016-10-11 Richard Biener <rguenther@suse.de>
9033 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
9034 sub-chains of BLOCK_VARS and gimple_bind_vars.
9036 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
9038 * config/i386/znver1.md : Fix imov/imovx load type reservations.
9040 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9042 * config/sparc/sparc.opt (msubxc): New option.
9043 * doc/invoke.texi (SPARC options): Document it and tidy up.
9044 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
9045 * doc/tm.texi: Regenerate.
9046 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
9048 (CCX_NOOV): Rename into...
9052 * config/sparc/predicates.m (fcc_register_operand): Simplify.
9053 (fcc0_register_operand): Likewise.
9054 (icc_register_operand): New.
9055 (icc_or_fcc_register_operand): Simplify.
9056 (nz_comparison_operator): New.
9057 (c_comparison_operator): Likewise.
9058 (noov_compare_operator): Rename into...
9059 (icc_comparison_operator): ...this. Use above predicates.
9060 (noov_compare64_operator): Rename into...
9061 (v9_comparison_operator): ...this and tidy up.
9062 (fcc_comparison_operator): New.
9063 (icc_or_fcc_comparison_operator): Likewise.
9064 (v9_register_compare_operator): Rename info...
9065 (v9_register_comparison_operator): ...this.
9066 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
9067 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
9069 (sparc_fixed_condition_code_regs): New function.
9070 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
9071 renaming and add support for CCC/CCXC.
9072 (output_cbranch): Likewise.
9073 (sparc_print_operand): Likewise.
9074 (gen_v9_scc): Remove obsolete assertion.
9075 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
9076 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
9077 (output_cbcond): Remove bogus handling of CC modes.
9078 (sparc_register_move_cost): Return 100 for NO_REGS.
9079 * config/sparc/sparc.md (W): New mode iterator.
9080 (length): Adjust for noov_compare64_operator renaming.
9081 (cmpsi_sne): New instruction.
9082 (cmpdi_sne): Likewise.
9083 (seqdi_special): Delete.
9084 (seqdi_special): Likewise.
9085 (snesi<P:mode>_special): Likewise.
9086 (snedi_special): Likewise.
9087 (snedi_special_vis3): Likewise.
9088 (snesi patterns): Use W iterator.
9089 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
9090 (sltu patterns): Likewise.
9091 (sgeu patterns): Likewise.
9092 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
9093 (normal_branch): Use icc_comparison_operator predicate.
9094 (inverted_branch): Likewise.
9095 (cbcond_sp32): Use comparison_operator predicate.
9096 (cbcond_sp64): Likewise.
9097 (normal_int_branch_sp64): Adjust for renaming
9098 (inverted_int_branch_sp64): Likewise.
9099 (mov<I:mode>_cc_reg_sp64): Likewise.
9100 (movsf_cc_reg_sp6): Likewise.
9101 (movdf_cc_reg_sp64): Likewise.
9102 (movtf_cc_reg_hq_sp64): Likewise.
9103 (movtf_cc_reg_sp64): Likewise.
9104 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
9105 (movsf_cc_v9): Likewise.
9106 (movdf_cc_v9): Likewise.
9107 (movtf_cc_hq_v9): Likewise.
9108 (movtf_cc_v9): Likewise.
9109 (adddi3): Call gen_adddi3_sp32.
9110 (adddi3_insn_sp32): Rename to...
9111 (adddi3_sp32): ...this. Accept only register_operand as operand #1
9112 and use CCCmode for the carry.
9113 (addx_extend_sp32): Use CCCmode for the carry.
9114 (addx_extend_sp64): Delete.
9115 (adddi3_extend_sp32): Use CCCmode for the carry.
9116 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
9117 (subdi3): Call gen_subdi3_sp32.
9118 (subdi3_insn_sp32): Rename to...
9119 (subdi3_sp32): ...this and use CCmode for the carry.
9120 (subx_extend_sp32): Use CCCmode for the carry.
9121 (subx_extend_sp64): Delete.
9122 (subdi3_extend_sp32): Use CCmode for the carry.
9123 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
9124 (negdi3): Call gen_negdi3_sp32.
9125 (negdi3_sp32): Use CCCmode for the carry.
9126 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
9127 (cmp_nz_ashift_1): Use CCNZ mode.
9128 (cmp_nz_set_ashift_1): Likewise.
9129 (ctrapsi4): Use comparison_operator predicate.
9130 (ctrapdi4): Likewise.
9131 (trapsi_insn): Use icc_comparison_operator predicate.
9132 (trapdi_insn): Likewise.
9133 (edge8 patterns): Use CCNZmode.
9134 (edge16 patterns): Likewise.
9135 (edge32 patterns): Likewise.
9137 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9139 * config/visium/visium-modes.def (CC_NOOV): Rename into...
9141 (CC_BTST): Rename into...
9143 * config/visium/predicates.md (real_add_operand): New.
9144 (visium_btst_operator): Rename into...
9145 (visium_equality_comparison_operator): ...this.
9146 (visium_noov_operator): Rename into...
9147 (visium_nz_comparison_operator): ...this.
9148 (visium_c_comparison_operator): New.
9149 (visium_branch_operator): Adjust and deal with all CC modes.
9150 * config/visium/visium.c (visium_adjust_cost): Adjust.
9151 (visium_split_double_add): Use the *_set_carry patterns.
9152 (visium_select_cc_mode): Add support for CCC mode and adjust.
9153 (output_cbranch): Adjust and use the carry-based operators for
9154 floating-point comparisons.
9155 * config/visium/visium.md (flags_subst_arith): Adjust.
9156 (addsi3_insn_set_carry): New instruction.
9157 (subsi3_insn_set_carry): Likewise.
9158 (negsi2_insn_set_carry): Likewise.
9160 (cmp<mode>_sne): Likewise.
9161 (cbranch<mode>4): Use ordered_comparison_operator.
9162 (cbranch<mode>4_insn): Likewise.
9163 (cbranchsi4_btst_insn): Adjust.
9165 2016-10-11 Tom de Vries <tom@codesourcery.com>
9168 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
9171 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9173 * tree.h (build_complex_type): Add second parameter with default.
9174 * tree.c (build_complex_type): Add NAMED second parameter and adjust
9175 recursive call. Create a TYPE_DECL only if NAMED is true.
9176 (build_common_tree_nodes): Pass true in calls to build_complex_type.
9178 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
9180 New avr-passes.def to register AVR specific passes.
9182 * config/avr/avr-passes.def: New file.
9183 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
9184 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
9185 (make_avr_pass_recompute_note): New proto.
9186 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
9187 (avr_pass_recompute_notes): Use anonymous namespace.
9188 (avr_register_passes): Remove function...
9189 (avr_option_override): ...and its call.
9191 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
9193 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
9194 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
9195 PTF_AVOID_BRANCHLIKELY_SPEED for others.
9196 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
9198 * config/mips/mips.c (mips_option_override): Enable the branch
9199 likely depending on the tune flags and optimization level.
9200 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
9201 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
9202 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
9203 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
9205 2016-10-11 Richard Biener <rguenther@suse.de>
9207 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
9208 (output_function): Properly stream the whole block tree.
9209 * lto-streamer-in.c (input_function): Likewise.
9211 2016-10-11 Marek Polacek <polacek@redhat.com>
9213 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
9215 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9217 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
9218 (evrp_dom_walker::before_dom_children): Infer and push new value
9219 ranges for x in y < x.
9221 2016-10-10 Joseph Myers <joseph@codesourcery.com>
9224 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
9225 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
9226 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
9227 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
9228 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
9229 (IA64_NO_LIBGCC_TFMODE): Likewise.
9231 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9233 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
9236 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
9238 * config.gcc: Add aarch64-*-freebsd* support.
9239 * config.host: Likewise.
9240 * config/aarch64/aarch64-freebsd.h: New file.
9241 * config/aarch64/t-aarch64-freebsd: Ditto.
9243 2016-10-10 Jeff Law <law@redhat.com>
9245 PR tree-optimization/71947
9246 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
9247 B with A within a single statement.
9249 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9251 PR tree-optimization/77824
9252 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
9253 zero cost for copies.
9254 (find_candidates_dom_walker::before_dom_children): Replace
9255 MODIFY_EXPR with SSA_NAME.
9256 (replace_mult_candidate): Likewise.
9257 (replace_profitable_candidates): Likewise.
9259 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9261 * config/s390/s390.h: Wrap more macros args in brackets and fix
9263 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
9265 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
9267 2016-10-10 Andreas Schwab <schwab@suse.de>
9270 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
9271 pseudo is not DImode.
9273 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
9275 * common/config/arc/arc-common.c (arc_option_optimization_table):
9276 Remove compact casesi option.
9277 * config/arc/arc.c (arc_override_options): Use compact casesi
9278 option only for pre-ARCv2 cores.
9279 * doc/invoke.texi (mcompact-casesi): Update text.
9281 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9283 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
9284 Add macro to say we can efficiently handle overlapping unaligned
9286 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
9287 poor code for processors older than p8.
9289 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
9291 * gen-pass-instances.awk: Remove GNUism.
9293 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9295 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
9296 NULL of (*ipcp_transformations)][node->uid].
9298 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
9300 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
9301 (MALLOC_ABI_ALIGNMENT): Define.
9303 2016-10-09 Jakub Jelinek <jakub@redhat.com>
9305 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
9306 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
9307 VAR_OR_FUNCTION_DECL_P macros.
9308 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
9309 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
9310 chkp_find_bounds_1): Likewise.
9311 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
9312 * hsa-gen.c (get_symbol_for_decl): Likewise.
9313 * cgraphunit.c (check_global_declaration, analyze_functions,
9314 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
9316 * gimple-fold.c (can_refer_decl_in_current_unit_p,
9317 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
9319 * tree.c (set_decl_section_name, copy_node_stat,
9320 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
9321 merge_dllimport_decl_attributes, handle_dll_attribute,
9322 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
9323 verify_type): Likewise.
9324 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
9325 find_explicit_erroneous_behavior): Likewise.
9326 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
9327 * ipa.c (process_references): Likewise.
9328 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
9329 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
9330 notice_global_symbol, assemble_variable, mark_decl_referenced,
9331 build_constant_desc, output_constant_def_contents, do_assemble_alias,
9332 make_decl_one_only, default_section_type_flags,
9333 categorize_decl_for_section, default_encode_section_info): Likewise.
9334 * trans-mem.c (requires_barrier): Likewise.
9335 * gimple-expr.c (mark_addressable): Likewise.
9336 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
9337 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
9338 expand_debug_expr): Likewise.
9339 * tree-dump.c (dequeue_and_dump): Likewise.
9340 * ubsan.c (instrument_bool_enum_load): Likewise.
9341 * tree-pretty-print.c (print_declaration): Likewise.
9342 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
9343 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
9344 * asan.c (asan_protect_global, instrument_derefs): Likewise.
9345 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
9346 pass_build_ssa::execute): Likewise.
9347 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
9348 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
9350 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
9352 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
9353 can_be_nonlocal, remap_decls, copy_debug_stmt,
9354 initialize_inlined_parameters, add_local_variables,
9355 reset_debug_binding, replace_locals_op): Likewise.
9356 * dse.c (can_escape): Likewise.
9357 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
9359 * tree-diagnostic.c (default_tree_printer): Likewise.
9360 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
9361 unpack_ts_decl_with_vis_value_fields,
9362 lto_input_ts_decl_common_tree_pointers): Likewise.
9363 * builtins.c (builtin_save_expr, fold_builtin_expect,
9364 readonly_data_expr): Likewise.
9365 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
9366 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
9368 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
9369 * gimplify.c (force_constant_size, gimplify_bind_expr,
9370 gimplify_decl_expr, gimplify_var_or_parm_decl,
9371 gimplify_compound_lval, gimplify_init_constructor,
9372 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
9373 gimplify_type_sizes): Likewise.
9374 * cgraphbuild.c (record_reference, record_type_list, mark_address,
9375 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
9376 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
9377 remove_unused_locals): Likewise.
9378 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
9379 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
9380 * function.c (instantiate_expr, instantiate_decls_1,
9381 setjmp_vars_warning, add_local_decl): Likewise.
9382 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
9384 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
9385 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
9386 optimize_va_list_gpr_fpr_size): Likewise.
9387 * tree-nrv.c (pass_nrv::execute): Likewise.
9388 * tsan.c (instrument_expr): Likewise.
9389 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
9390 * vtable-verify.c (verify_bb_vtables): Likewise.
9391 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
9392 get_ref_base_and_extent): Likewise.
9393 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
9395 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
9396 analyze_all_variable_accesses): Likewise.
9397 * tree-nested.c (get_nonlocal_debug_decl,
9398 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
9399 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
9400 get_local_debug_decl, convert_local_omp_clauses,
9401 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
9403 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
9404 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
9405 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
9406 dbxout_symbol, dbxout_common_check): Likewise.
9407 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
9408 string_constant): Likewise.
9409 * hsa.c (hsa_get_declaration_name): Likewise.
9410 * passes.c (rest_of_decl_compilation): Likewise.
9411 * tree-ssanames.c (make_ssa_name_fn): Likewise.
9412 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
9413 pack_ts_decl_with_vis_value_fields,
9414 write_ts_decl_common_tree_pointers): Likewise.
9415 * stor-layout.c (place_field): Likewise.
9416 * symtab.c (symtab_node::maybe_create_reference,
9417 symtab_node::verify_base, symtab_node::make_decl_local,
9418 symtab_node::copy_visibility_from,
9419 symtab_node::can_increase_alignment_p): Likewise.
9420 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
9421 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
9422 fortran_common, add_location_or_const_value_attribute,
9423 add_scalar_info, add_linkage_name, set_block_abstract_flags,
9424 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
9425 optimize_one_addr_into_implicit_ptr,
9426 optimize_location_into_implicit_ptr): Likewise.
9427 * gimple-low.c (record_vars_into): Likewise.
9428 * ipa-visibility.c (update_vtable_references): Likewise.
9429 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
9431 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
9432 DFS::DFS_write_tree_body, write_symbol): Likewise.
9433 * langhooks.c (lhd_warn_unused_global_decl,
9434 lhd_set_decl_assembler_name): Likewise.
9435 * attribs.c (decl_attributes): Likewise.
9436 * except.c (output_ttype): Likewise.
9437 * varpool.c (varpool_node::get_create, ctor_for_folding,
9438 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
9439 * fold-const.c (fold_unary_loc): Likewise.
9440 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
9441 ipa_find_agg_cst_from_init): Likewise.
9442 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
9443 expand_omp_target, lower_omp_regimplify_p,
9444 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
9445 find_link_var_op): Likewise.
9446 * tree-chrec.c (chrec_contains_symbols): Likewise.
9447 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
9448 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
9449 execute_fixup_cfg): Likewise.
9451 PR tree-optimization/77901
9452 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
9453 if ranges[i].exp is SSA_NAME when looking for >= and only when
9454 ranges[i].exp is NULL or SSA_NAME when looking for the other
9457 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9459 * ipa-cp.c (ipcp_alignment_lattice): Remove.
9460 (ipcp_param_lattices): Remove field alignment.
9461 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
9462 (set_all_contains_variable): Remove call to
9463 ipcp_alignment_lattice::set_to_bottom.
9464 (initialize_node_lattices): Likewise.
9465 (propagate_alignment_accross_jump_function): Remove.
9466 (propagate_constants_accross_call): Remove call to
9467 propagate_alignment_accross_jump_function.
9468 (ipcp_store_alignment_results): Remove.
9469 (ipcp_driver): Remove call to ipcp_store_alignment_results.
9470 (propagate_bits_accross_jump_function): Handle ancestor jump function.
9471 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
9472 pretty-printing of alignment jump function.
9473 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
9474 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
9475 alignments and remove computing ipa_alignment jump function.
9476 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
9477 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
9478 (ipa_read_jump_function): Remove reading of ipa_alignment.
9479 (write_ipcp_transformation_info): Remove streaming for alignment
9480 propagation summary.
9481 (read_ipcp_transformation_info): Remove reading of alignment
9482 propagation summary.
9483 (ipcp_update_alignments): Remove.
9484 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
9486 (ipcp_transform_function): Remove call to ipcp_update_alignments()
9487 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
9488 * ipa-prop.h (ipa_alignment): Remove.
9489 (ipa_jump_func): Remove field alignment.
9490 (ipcp_transformation_summary): Remove field alignments.
9491 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
9492 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
9493 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
9495 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
9497 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
9499 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
9501 (visium_expand_fp_cstore): Likewise.
9503 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9505 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
9506 * diagnostic.c (warning_at_rich_loc_n): New function.
9507 (diagnostic_n_impl_richloc): Likewise.
9508 (diagnostic_n_impl): Move most of the function to
9509 diagnostic_n_impl_richloc and call it.
9511 2016-10-08 Jakub Jelinek <jakub@redhat.com>
9513 * gen-pass-instances.awk: Rewritten.
9514 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
9515 $(PASSES_EXTRA) after passes.def to the script.
9516 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
9517 * config/i386/i386-passes.def: New file.
9518 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
9519 make_pass_stv): Declare.
9520 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
9522 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
9524 (pass_stv::clone, pass_stv::set_pass_param): New methods.
9525 (pass_stv::timode_p): New non-static data member.
9526 (ix86_option_override): Don't register passes here.
9528 * doc/invoke.texi: Document accepting Else, fallthrough.
9530 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
9533 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
9534 FALLTHRU comment styles.
9536 2016-10-07 Andrew Pinski <apinski@cavium.com>
9538 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
9539 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
9540 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
9542 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
9544 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
9546 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
9547 (AARCH64_ARCH): Likewise.
9548 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
9550 (AARCH64_CORE): Likewise.
9551 (AARCH64_ARCH): Likewise.
9552 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
9553 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
9554 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
9555 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
9556 (AARCH64_ARCH): Likewise.
9557 (AARCH64_CORE): Likewise.
9558 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
9559 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
9560 (AARCH64_CORE): Likewise.
9561 (AARCH64_ARCH): Likewise.
9563 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
9565 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
9566 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
9567 floating point type infrastructre, and -mfloat128 that enables the
9568 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
9569 if -mfloat128-type. Define __ibm128 to be long double by default.
9570 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
9571 the IEEE 128-bit floating point type infrastructure should
9572 automatically be enabled.
9573 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
9574 instead of -mfloat128 to enable KFmode.
9575 (rs6000_option_override_internal): Split the option -mfloat128
9576 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
9577 systems, automatically set -mfloat128-type, but don't enable it on
9578 other operating systems. Move setting the long double size and
9579 IEEE quad support before the IEEE 128-bit floating point changes.
9580 (rs6000_init_builtins): Do not create a unique type for __ibm128
9581 if long double is IBM extended double, instead rely on __ibm128
9582 being defined as 'long double'. If -mfloat128-type and not
9583 -mfloat128, create the KFmode type with an undocumented __ieee128
9585 (rs6000_init_libfuncs): Use -mfloat128-type instead of
9586 -mfloat128 for tests about the types, but keep tests for
9587 -mfloat128 to enable the keyword support.
9588 (rs6000_complex_function_value): Likewise.
9589 (rs6000_scalar_mode_supported_p): Likewise.
9590 (rs6000_floatn_mode): Likewise.
9591 (rs6000_c_mode_for_suffix): Likewise.
9592 (rs6000_opt_masks): Add -mfloat128-type.
9593 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
9594 -mfloat128-type being split from -mfloat128. Add
9595 -mfloat128-hardware, which was missing.
9596 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
9597 -mfloat128 and -mfloat128-type:
9598 (-mfloat128-type): Likewise.
9599 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
9600 that 64-bit Linux systems with enable -mfloat128-type by default
9602 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
9603 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
9604 -mfloat128-type instead of -mfloat128.
9605 (FLOAT128_2REG_P): Likewise.
9606 (MASK_FLOAT128_TYPE): Likewise.
9607 (ALTIVEC_ARG_MAX_RETURN): Likewise.
9608 (RS6000_BTM_FLOAT128): Likewise.
9609 (TARGET_FLOAT128): Poison old identifiers.
9610 (OPTION_MASK_FLOAT128): Likewise.
9611 (MASK_FLOAT128): Likewise.
9612 * config/rs6000/rs6000.md (FP): Likewise.
9613 (FLOAT128): Likewise.
9614 (fix_trunc<mode>di2): Likewise.
9615 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
9616 (floatdi<mode>2): Likewise.
9617 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
9618 (neg<mode>2, FLOAT128 iterator): Likewise.
9619 (abs<mode>2, FLOAT128 iterator): Likewise.
9620 (ieee_128bit_negative_zero): Likewise.
9621 (ieee_128bit_vsx_neg<mode>2): Likewise.
9622 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
9623 (ieee_128bit_vsx_abs<mode>2): Likewise.
9624 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
9625 (ieee_128bit_vsx_nabs<mode>2): Likewise.
9626 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
9627 (extendiftf2): Likewise.
9628 (extendifkf2): Likewise.
9629 (extendtfkf2): Likewise.
9630 (trunciftf2): Likewise.
9631 (truncifkf2): Likewise.
9632 (trunckftf2): Likewise.
9633 (trunctfif2): Likewise.
9634 (extendkftf2): Likewise.
9635 (trunctfkf2): Likewise.
9637 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9639 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
9640 before merging in bytes to pass down to real_from_target.
9642 2016-10-07 Richard Biener <rguenther@suse.de>
9644 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
9646 (substitute_and_fold_dom_walker::before_dom_children):
9647 Substitute and fold before pass specific folding to avoid
9648 feeding that with SSA names that will be later released.
9649 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
9650 introduced by folding and visited by evaluate_stmt called during
9652 (likely_value): Likewise.
9653 (evaluate_stmt): Likewise.
9654 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
9655 (simplify_div_or_mod_using_ranges): Likewise.
9656 (simplify_min_or_max_using_ranges): Likewise.
9657 (simplify_abs_using_ranges): Likewise.
9658 (simplify_conversion_using_ranges): Likewise.
9659 (simplify_float_conversion_using_ranges): Likewise.
9660 (simplify_stmt_using_ranges): Likewise.
9662 2016-10-07 Marek Polacek <polacek@redhat.com>
9664 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
9665 FALLTHROUGH_LABEL_P here...
9666 (warn_implicit_fallthrough_r): ...not here.
9668 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
9670 PR tree-optimization/77880
9671 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
9674 2016-10-07 Marek Polacek <polacek@redhat.com>
9677 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
9679 2016-10-07 Richard Biener <rguenther@suse.de>
9681 * bitmap.h: Document constraints on bitmap modification while
9684 2016-10-07 Richard Biener <rguenther@suse.de>
9686 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
9687 * bitmap.h (bmp_iter_set): When advancing to the next element
9688 check that we didn't remove the current one.
9689 (bmp_iter_and): Likewise.
9690 (bmp_iter_and_compl): Likewise.
9691 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
9692 we currently iterate on but keep a one-level queue.
9693 * sched-deps.c (remove_from_deps): Do not clear current bit
9694 but keep a one-level queue.
9696 2016-10-07 Jakub Jelinek <jakub@redhat.com>
9698 PR tree-optimization/77664
9699 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
9700 for the other ranges.
9701 (optimize_range_tests_diff): Fix up formatting.
9702 (optimize_range_tests_var_bound): New function.
9703 (optimize_range_tests): Use it.
9705 2016-10-07 Martin Liska <mliska@suse.cz>
9707 * coverage.c (build_gcov_exit_decl): Fix priority what
9708 should be really 99.
9710 2016-10-07 Richard Biener <rguenther@suse.de>
9712 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
9713 vars in gimple_bind_vars but not in BLOCK_VARS.
9715 2016-10-07 Richard Biener <rguenther@suse.de>
9717 PR tree-optimization/77879
9718 * tree-ssa-structalias.c (handle_const_call): Properly handle
9720 (handle_pure_call): Likewise.
9722 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9724 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
9725 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
9728 2016-10-06 Andrew Pinski <apinski@cavium.com>
9730 * config/aarch64/aarch64-cores.def: Add a comment before each
9733 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9735 PR tree-optimization/77862
9736 * tree-vrp.c (add_equivalence): Use get_value_range so that
9737 num_vr_values is checked before accessing vr_values.
9739 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9741 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
9744 2016-10-05 Jeff Law <law@redhat.com>
9746 PR tree-optimization/71661
9747 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
9748 removal of a forwarder exposes a new natural loop.
9750 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
9752 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
9753 Introduce ssesuffix variable.
9754 (<mask_codefor><code><mode>3<mask_name>): Ditto.
9755 (*<code><mode>3): Ditto.
9757 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
9759 * postreload.c (reload_cse_simplify): Skip also USE when detecting
9762 2016-10-06 Richard Biener <rguenther@suse.de>
9764 PR tree-optimization/77855
9765 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
9766 instead of removing the current item while iterating over the set
9769 2016-10-06 James Clarke <jrtc27@jrtc27.com>
9770 Eric Botcazou <ebotcazou@adacore.com>
9773 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
9774 (classify_registers): Don't set it
9775 (function_arg_slotno): Don't initialize and test it. Tidy up.
9777 2016-10-06 Richard Biener <rguenther@suse.de>
9779 PR tree-optimization/77839
9780 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
9783 2016-10-06 Martin Liska <mliska@suse.cz>
9785 * gcc.c: Set -fprofile-update=atomic when profiling is
9786 enabled and -pthread is set. Warn when one combines
9787 -pthread and -fprofile-update=single for an app using
9790 2016-10-06 Martin Liska <mliska@suse.cz>
9793 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
9794 * gimple-ssa-strength-reduction.c (slsr_process_cast):
9795 Initialize a pointer to NULL.
9796 (slsr_process_copy): Likewise.
9797 * input.c (location_get_source_line): Likewise.
9798 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
9800 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
9802 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
9803 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
9804 (ix86_handle_option): Deleted handle of OPT_mpcommit.
9805 * config.gcc: Deleted pcommitintrin.h
9806 * config/i386/pcommitintrin.h: Deleted file.
9807 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
9808 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
9810 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
9812 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
9813 (PTA_PCOMMIT): Deleted define.
9814 (ix86_option_override_internal): Deleted handle of option.
9815 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
9816 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
9817 __builtin_ia32_pcommit): Deleted.
9818 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
9819 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
9820 (pcommit): Deleted instruction.
9821 * config/i386/i386.opt: Mention -mpcommit deprecation.
9822 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
9824 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
9827 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
9828 Remove wrong assert.
9829 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
9830 Use <round_constraint> as operand 1 constraint.
9832 2016-10-05 Jakub Jelinek <jakub@redhat.com>
9835 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
9836 (ubsan_instrument_float_cast): And not here.
9839 * ubsan.c (ubsan_ids): New GTY(()) array.
9840 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
9841 instead of static local counters.
9843 2016-10-05 Martin Sebor <msebor@redhat.com>
9846 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
9847 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
9848 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
9849 (default_printf_pointer_format): Define function.
9850 * targhooks.c (linux_printf_pointer_format): Define new function.
9851 * targhooks.h (linux_printf_pointer_format): Declare.
9852 (gnu_libc_printf_pointer_format): Remove declaration.
9854 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9856 * fold-const.c (native_encode_real): Fix logic for selecting offset
9857 to write to when BYTES_BIG_ENDIAN.
9859 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
9861 * builtins.c (fold_builtin_strchr): Remove function.
9862 (fold_builtin_strrchr): Likewise.
9863 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
9864 * gimple-fold.c (target_char_cst_p): New function.
9865 (gimple_fold_builtin_strchr) Add more foldings.
9866 (gimple_fold_builtin): Add index, strrchr, rindex cases.
9868 2016-10-05 Richard Biener <rguenther@suse.de>
9871 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
9872 capture ids in c-exprs.
9874 2016-10-05 Richard Biener <rguenther@suse.de>
9877 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
9878 with types_match for GIMPLE code gen to handle type mismatched
9880 (dt_operand::gen): Adjust.
9881 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
9884 2016-10-05 Richard Biener <rguenther@suse.de>
9886 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
9888 2016-10-05 Richard Biener <rguenther@suse.de>
9891 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
9893 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
9895 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
9896 version check to protect only DW_TAG_imported_module generation.
9898 2016-10-05 Richard Biener <rguenther@suse.de>
9901 * match.pd (min(a,-a) -> -abs(a)): New pattern.
9903 2016-10-04 Ian Lance Taylor <iant@golang.org>
9905 * explow.c (allocate_dynamic_stack_space): Call
9906 do_pending_stack_adjust before handling flag_split_stack.
9908 2016-10-04 David Malcolm <dmalcolm@redhat.com>
9910 * genattrtab.c (make_internal_attr): Supply dummy column number to
9913 * genoutput.c (init_insn_for_nothing): Likewise.
9914 * gensupport.c (add_define_attr): Likewise.
9915 * read-md.c (message_at_1): Print column number.
9916 (fatal_with_file_and_line): Likewise.
9917 (rtx_reader::read_char): Track column numbers.
9918 (rtx_reader::unread_char): Likewise.
9919 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
9920 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
9921 (rtx_reader::handle_file): Initialize m_read_md_colno.
9922 (rtx_reader::get_current_location): Supply column number to
9924 * read-md.h (struct file_location): Add field "colno".
9925 (file_location::file_location): Likewise.
9926 (rtx_reader::get_colno): New accessor.
9927 (rtx_reader::m_read_md_colno): New field.
9928 (rtx_reader::m_last_line_colno): New field.
9930 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9932 * doc/extend.texi (Java Exceptions): Remove.
9933 (java_interface): Remove.
9935 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
9937 PR tree-optimization/77808
9938 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
9939 and addr are different before copying points-to information.
9941 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
9943 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
9944 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
9945 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
9946 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
9948 2016-10-04 Richard Biener <rguenther@suse.de>
9950 PR tree-optimization/77399
9951 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
9952 verify the target can convert.
9954 2016-10-04 Richard Biener <rguenther@suse.de>
9957 * explow.c (plus_constant): Verify the mode of the constant
9958 pool offset before calling plus_constant.
9960 2016-10-04 Richard Biener <rguenther@suse.de>
9963 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
9964 type support, mark with :C.
9965 (X / -X -> -1): Mark with :C.
9967 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9969 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
9970 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
9971 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
9972 * doc/tm.texi: Regenerated.
9973 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
9974 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
9975 * config/darwin.h (JCR_SECTION_NAME): Remove.
9976 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
9977 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
9978 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
9979 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
9980 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
9981 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
9983 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9985 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
9986 between "because" and "param" in dump message in call to fprintf.
9988 2016-10-03 Jeff Law <law@redhat.com>
9990 PR tree-optimization/71550
9991 PR tree-optimization/71403
9992 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
9993 (profitable_jump_thread_path): Also return boolean indicating if
9994 the realized path will create an irreducible loop.
9995 Remove loop depth tests from 71403.
9996 (fsm_find_control_statement_thread_paths): Remove loop depth tests
9997 from 71403. If threading will create an irreducible loop, then
9998 throw away loop iteration and related information.
10000 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
10002 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
10003 -Woverloaded-virtual checks for warning options.
10004 * configure: Regenerate.
10006 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
10008 PR preprocessor/77699
10009 * input.c (maybe_grow): Don't allocate one byte extra headroom.
10010 (get_next_line): Return false on error.
10011 (read_next_line): Removed, use get_next_line instead.
10012 (read_line_num): Don't copy the line.
10013 (location_get_source_line): Don't use static data.
10014 (selftest::test_reading_source_line): Add more test cases.
10016 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10019 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10021 * ifcvt.c (noce_try_avoid_const_materialization): New function.
10022 (noce_process_if_block): Use it.
10024 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
10026 * doc/invoke.texi: Update -Wint-in-bool-context.
10028 2016-10-02 Jakub Jelinek <jakub@redhat.com>
10030 * dwarf2out.c (output_fde, output_call_frame_info,
10031 dwarf2out_do_cfi_startproc, set_indirect_string,
10032 gen_internal_sym, output_die, output_line_info): Use
10033 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
10034 ASM_GENERATE_INTERNAL_LABEL output.
10036 2016-10-01 Richard Biener <rguenther@suse.de>
10038 PR middle-end/77798
10039 * genmatch.c (get_operand_type): Add operand position arg
10040 and handle COND_EXPR comparison operand with fixed boolean_type_node.
10041 (expr::gen_transform): Adjust.
10042 (dt_simplify::gen_1): Likewise.
10044 2016-10-01 Jakub Jelinek <jakub@redhat.com>
10046 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
10047 comments. Simplify asserts, remove unnecessary conditions.
10049 (*<code><mode>3): Likewise.
10051 2016-09-30 Jakub Jelinek <jakub@redhat.com>
10053 * doc/invoke.texi (-Wregister): Document.
10055 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
10057 * configure.ac: Split CHECKING_P into CHECKING_P and
10058 ENABLE_EXTRA_CHECKING.
10059 * configure: Regenerated.
10060 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
10061 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
10063 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
10066 * gcc.c (process_command): For @filename handling, output
10067 the correct name if the file does not exist.
10069 2016-09-30 Marek Polacek <polacek@redhat.com>
10071 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
10072 * config/alpha/predicates.md: Likewise.
10074 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10076 * ifcvt.c (noce_try_avoid_const_materialization): New function.
10077 (noce_process_if_block): Use it.
10079 2016-09-30 Martin Liska <mliska@suse.cz>
10081 * doc/invoke.texi: Document asan-use-after-return that
10082 it's disabled by default in runtime.
10084 2016-09-30 Richard Biener <rguenther@suse.de>
10086 * tree-vrp.c (intersect_ranges): If we failed to handle
10087 the intersection choose a constant singleton range if available.
10089 2016-09-30 Richard Biener <rguenther@suse.de>
10091 PR tree-optimization/77399
10092 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
10093 float <-> int conversions.
10095 2016-09-30 Alan Modra <amodra@gmail.com>
10097 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
10099 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
10101 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
10102 ext_level before calling CPUID with 0x80000008.
10103 Simplify xgetbv checks.
10105 2016-09-29 David Malcolm <dmalcolm@redhat.com>
10107 * Makefile.in (OBJS): Add print-rtl-function.o.
10108 * print-rtl-function.c: New file.
10109 * print-rtl.h (print_rtx_function): New decl.
10111 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
10114 * config/i386/cpuid.h (__get_cpuid_count): New.
10115 (__get_cpuid): Rename __level to __leaf.
10117 2016-09-29 Marek Polacek <polacek@redhat.com>
10119 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
10121 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
10124 * builtins.c (expand_builtin_memcmp): Don't swap args unless
10125 result is only being compared with zero.
10127 2016-09-29 Marek Polacek <polacek@redhat.com>
10129 * dwarf2out.c (loc_descriptor): Add fall through comment.
10130 (add_const_value_attribute): Likewise.
10132 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
10134 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
10135 with "v6t2". Move "arch" attribute above "pool_range".
10136 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
10138 (*thumb2_movhi_vfp): Likewise.
10139 (*arm_movhi_fp16): Likewise.
10140 (*thumb2_movhi_fp16): Likewise.
10141 (*arm_movsi_vfp): Remove "arch" attribute.
10142 (*thumb2_movsi_vfp): Likewise.
10144 2016-09-29 Martin Liska <mliska@suse.cz>
10146 * doc/extend.texi: Remove limitation of Objective C for
10147 __attribute__((constructor)) and __attribute__((destructor)).
10149 2016-09-29 Richard Biener <rguenther@suse.de>
10151 PR tree-optimization/77768
10152 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10153 Handle stores to readonly memory when removing redundant stores.
10155 2016-09-29 Richard Biener <rguenther@suse.de>
10157 PR middle-end/77407
10158 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
10159 X / -X -> -1 simplifications.
10161 2016-09-29 Richard Biener <rguenther@suse.de>
10163 PR middle-end/55152
10164 * match.pd: Add max(a,-a) -> abs(a) pattern.
10165 * tree-ssa-phiopt.c (minmax_replacement): Disable for
10166 HONOR_SIGNED_ZEROS types.
10168 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
10170 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
10171 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
10173 2016-09-29 Richard Biener <rguenther@suse.de>
10175 * tree-vrp.c (set_defs_to_varying): New helper avoiding
10176 writing to vr_const_varying.
10177 (vrp_initialize): Call it.
10178 (vrp_visit_stmt): Likewise.
10179 (evrp_dom_walker::before_dom_children): Likewise.
10181 2016-09-29 Richard Biener <rguenther@suse.de>
10183 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
10184 constructors with vector elements.
10186 2016-09-29 Richard Biener <rguenther@suse.de>
10188 PR tree-optimization/77768
10189 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
10190 with stores to a place we know has a constant value.
10192 2016-09-29 Alan Modra <amodra@gmail.com>
10194 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
10195 * doc/invoke.texi: Document it.
10196 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
10197 (rs6000_passes_float): Comment.
10198 (rs6000_passes_long_double): New static var.
10199 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
10200 (init_cumulative_args): Set up to emit fp .gnu_attribute for
10201 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
10202 to include fp values returned in vectors.
10203 Set rs6000_passes_long_double.
10204 (rs6000_function_arg_advance_1): Likewise for function args.
10205 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
10206 and SPE. Emit long double tag value too.
10207 (rs6000_opt_vars): Add gnu-attr.
10208 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
10209 * configure: Regenerate.
10210 * config.in: Regenerate.
10212 2016-09-28 Jakub Jelinek <jakub@redhat.com>
10214 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
10216 (format_floating, format_string, format_directive,
10217 get_destination_size, pass_sprintf_length::handle_gimple_call):
10220 2016-09-28 Jakub Jelinek <jakub@redhat.com>
10222 * gimple-ssa-sprintf.c: Fix comment formatting.
10223 (format_integer): Use is_gimple_assign.
10224 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
10225 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
10226 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
10227 (pass_sprintf_length::execute): Use is_gimple_call.
10229 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
10231 * gimple-fold.c (gimple_fold_builtin): After failing to fold
10232 strchr, also try the generic folding.
10234 2016-09-28 Martin Sebor <msebor@redhat.com>
10237 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
10240 2016-09-28 Martin Sebor <msebor@redhat.com>
10242 PR middle-end/77683
10243 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
10244 length modifier is not expected.
10245 (format_floating): Ignore l length modifier and fail gracefuly
10246 when it isn't one of the other expected ones.
10248 2016-09-28 Martin Sebor <msebor@redhat.com>
10251 * varasm.c (assemble_addr_to_section): Increase local buffer size.
10253 2016-09-27 Richard Biener <rguenther@suse.de>
10255 * dwarf2out.c (cu_die_list): New global.
10256 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
10257 main_comp_unit_die to cu_die_list if we created it.
10258 Move break_out_includes ...
10259 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
10262 2016-09-28 Richard Biener <rguenther@suse.de>
10264 * dwarf2out.c (struct die_struct): Add removed flag.
10265 (lookup_type_die): If the DIE is marked as removed, clear
10266 TYPE_SYMTAB_DIE and return NULL.
10267 (lookup_decl_die): If the DIE is marked as removed, remove it
10268 from the hash and return NULL.
10269 (mark_removed): New helper.
10270 (prune_unused_types_prune): Call it for removed DIEs.
10271 (gen_subprogram_die): Move the premark_used_types call to after
10272 DIEs for the functions scopes are generated.
10273 (process_scope_var): Do not re-create pruned types or type decls.
10274 Make sure to also re-parent type decls.
10275 (dwarf2out_finish): Move unused type pruning and debug_types
10277 (dwarf2out_early_finish): ... here.
10279 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
10281 * config/arc/arc-c.c: New file.
10282 * config/arc/arc-c.def: Likewise.
10283 * config/arc/t-arc: Likewise.
10284 * config.gcc: Include arc-c.o as c and cpp object.
10285 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
10286 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
10287 arc_cpu_cpp_builtins.
10289 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
10291 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
10292 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
10294 2016-09-28 Nathan Sidwell <nathan@acm.org>
10296 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
10299 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
10301 PR tree-optimization/61056
10302 * gimple-fold.c (gimple_fold_builtin_strchr):
10303 New function to optimize strchr (s, 0) to strlen.
10304 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
10306 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
10308 PR tree-optimization/77724
10309 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
10310 Add tree_fits_shwi_p check.
10312 2016-09-27 Jakub Jelinek <jakub@redhat.com>
10314 * auto-inc-dec.c (try_merge): Remove break after return.
10315 * cselib.c (autoinc_split): Likewise.
10316 * explow.c (promote_mode): Likewise.
10317 * fixed-value.c (fixed_arithmetic): Likewise.
10318 * hsa.c (hsa_internal_fn::get_arity): Likewise.
10319 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
10320 * trans-mem.c (get_attrs_for): Likewise.
10321 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
10322 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
10323 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
10324 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
10325 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
10326 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
10327 * config/cris/cris.c (cris_op_str): Likewise.
10328 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
10329 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
10331 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
10333 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
10334 IFN_GOACC_REDUCTION_CODES): New.
10335 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
10336 ifn_goacc_reduction_kind): Use them.
10337 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
10338 of internal functions, when applicable.
10340 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
10342 * config/mips/constraints.md (d): Fix documentation.
10343 * doc/md.texi (Machine Constraints): Update accordingly.
10345 2016-09-27 Richard Biener <rguenther@suse.de>
10347 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
10348 cur_line_info_table initialization ...
10349 (dwarf2out_assembly_start): ... here.
10351 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
10353 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
10354 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
10355 (*thumb2_movhi_vfp): Likewise.
10356 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
10357 template. Expand predicable attribute to mark VMOV.F16 as not
10358 predicable. Add "arch" attribute.
10359 (*thumb2_movhi_fp16): Likewise.
10360 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
10361 (*thumb2_movsi_vfp): Add "arch" attribute.
10363 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
10365 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
10368 2016-09-27 Marek Polacek <polacek@redhat.com>
10370 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
10373 * config/c6x/c6x.h: Adjust fall through comment.
10374 * config/sh/sh.c (final_prescan_insn): Likewise.
10375 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
10376 (visium_expand_fp_cstore): Likewise.
10378 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10380 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
10381 expected by -Wimplicit-fallthrough.
10382 (thumb1_size_rtx_costs): Likewise.
10383 (thumb2_reorg): Likewise.
10384 (tls_mentioned_p): Add "Fall through" comment.
10385 (thumb2_reorg): Likewise.
10386 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
10387 comment form expected by -Wimplicit-fallthrough.
10389 2016-09-27 Martin Liska <mliska@suse.cz>
10391 PR gcov-profile/46266
10392 * input.h (RESERVED_LOCATION_P): New macro.
10393 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
10394 instread of comparison with UNKNOWN_LOCATION.
10396 2016-09-27 Richard Biener <rguenther@suse.de>
10398 PR tree-optimization/77745
10399 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10400 When removing redundant stores make sure to check compatibility
10401 of the TBAA state for downstream accesses.
10402 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
10403 value-numbering virtual operands for store matches.
10405 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
10408 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
10409 movrt patterns. Match them before anything else in the SET case.
10411 2016-09-27 Martin Liska <mliska@suse.cz>
10413 PR gcov-profile/7970
10414 PR gcov-profile/16855
10415 PR gcov-profile/44779
10416 * coverage.c (build_gcov_exit_decl): New function.
10417 (coverage_obj_init): Call the function and generate __gcov_exit
10419 * doc/gcov.texi: Document when __gcov_exit function is called.
10421 2016-09-27 Marek Polacek <polacek@redhat.com>
10424 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
10425 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
10426 -Wno-error instead of -Wno-implicit-fallthrough.
10428 2016-09-27 Martin Liska <mliska@suse.cz>
10431 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
10433 2016-09-27 Jakub Jelinek <jakub@redhat.com>
10435 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
10436 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
10437 comments. Remove break after return.
10438 (ix86_fp_compare_code_to_integer, has_dispatch,
10439 ix86_simd_clone_usable): Remove break after return.
10441 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
10443 PR rlt-optimization/77714
10444 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
10447 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
10450 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
10451 extract_range_from_unary_expr to convert value_range.
10452 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
10453 (extract_range_from_unary_expr): This.
10454 * tree-vrp.h (extract_range_from_unary_expr): Declare.
10456 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
10458 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
10460 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10462 * config/i386/i386.c (ix86_print_operand)
10463 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
10464 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
10465 (epilogue_renumber): Likewise.
10467 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
10469 PR middle-end/77719
10470 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
10471 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
10473 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
10475 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
10476 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
10477 is_mm_seq_cst, is_mm_sync): Move to ...
10478 * memmodel.h: This. New file.
10479 * builtins.c: Include memmodel.h.
10480 * optabs.c: Likewise.
10481 * tsan.c: Likewise.
10482 * config/aarch64/aarch64.c: Likewise.
10483 * config/alpha/alpha.c: Likewise.
10484 * config/arm/arm.c: Likewise.
10485 * config/i386/i386.c: Likewise.
10486 * config/ia64/ia64.c: Likewise.
10487 * config/mips/mips.c: Likewise.
10488 * config/rs6000/rs6000.c: Likewise.
10489 * config/sparc/sparc.c: Likewise.
10490 * genconditions.c: Include memmodel.h in generated file.
10491 * genemit.c: Likewise.
10492 * genoutput.c: Likewise.
10493 * genpeep.c: Likewise.
10494 * genpreds.c: Likewise.
10495 * genrecog.c: Likewise.
10497 2016-09-26 David Malcolm <dmalcolm@redhat.com>
10499 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
10500 "c" instead when parsing characters. Move operand parsing into...
10501 (read_rtx_operand): ...this new function, renaming "i" to "idx",
10502 and tightening the scope of various locals.
10504 2016-09-26 Liu Hao <lh_mouse@126.com>
10506 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
10508 2016-09-26 Marek Polacek <polacek@redhat.com>
10510 * system.h: Use __has_attribute to check whether the fallthrough
10511 attribute is supported.
10513 2016-09-26 Marek Polacek <polacek@redhat.com>
10515 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
10516 gimple_call_internal_p.
10517 * ipa-split.c (find_return_bb): Likewise.
10518 (execute_split_functions): Likewise.
10519 * omp-low.c (dump_oacc_loop_part): Likewise.
10520 (oacc_loop_xform_head_tail): Likewise.
10521 * predict.c (predict_loops): Likewise.
10522 * sanopt.c (pass_sanopt::execute): Likewise.
10523 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
10524 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
10525 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
10526 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
10527 (expand_ifn_va_arg): Likewise.
10528 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
10529 (optimize_mask_stores): Likewise.
10530 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
10531 (vect_transform_stmt): Likewise.
10532 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
10533 * tsan.c (instrument_memory_accesses): Likewise.
10535 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10536 Alexander Monakov <amonakov@ispras.ru>
10538 * regrename.c (rename_chains): Check
10539 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
10540 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
10541 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
10543 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10545 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
10546 (s390_sched_score): Likewise.
10548 2016-09-26 Martin Liska <mliska@suse.cz>
10550 * doc/gcov.texi: Update program output of gcov tool.
10552 2016-09-26 Martin Liska <mliska@suse.cz>
10554 PR gcov-profile/23332
10555 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
10556 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
10557 * value-prof.c (dump_histogram_value): Do not handle
10558 HIST_TYPE_CONST_DELTA.
10559 (stream_in_histogram_value): Likewise.
10560 (gimple_find_values_to_profile): Likewise.
10561 * value-prof.h (enum hist_type): Likewise.
10563 2016-09-26 Martin Liska <mliska@suse.cz>
10565 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
10566 from default sanitize recover values.
10567 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
10568 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
10569 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
10571 * opts.c (finish_options): Do a generic loop over options
10572 that can be recovered.
10573 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
10575 (common_handle_option): Likewise.
10576 * opts.h: Declare can_recover to sanitizer_opts_s.
10578 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
10580 * target.def(elf_flags_numeric): Change documentation to present tense.
10581 * doc/tm.texi: Regenerate.
10583 2016-09-26 Marek Polacek <polacek@redhat.com>
10586 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
10587 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
10588 -Wno-switch-fallthrough.
10589 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
10590 (expand_builtin): Likewise.
10591 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
10592 * convert.c (convert_to_real_1): Likewise.
10593 (convert_to_integer_1): Likewise.
10594 * final.c (output_alternate_entry_point): Likewise.
10595 * genattrtab.c (make_canonical): Likewise.
10596 (write_test_expr): Likewise.
10597 * genpreds.c (validate_exp): Likewise.
10598 * gimple-ssa-strength-reduction.c
10599 (find_candidates_dom_walker::before_dom_children): Likewise.
10600 * godump.c (go_format_type): Likewise.
10601 * reload1.c (elimination_effects): Likewise.
10602 * resource.c (mark_referenced_resources): Likewise.
10603 (mark_set_resources): Likewise.
10604 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
10605 * varasm.c (output_addressed_constants): Likewise.
10607 2016-09-26 Marek Polacek <polacek@redhat.com>
10610 * common.opt (Wimplicit-fallthrough): New option.
10611 * doc/extend.texi: Document statement attributes and the fallthrough
10613 * doc/invoke.texi: Document -Wimplicit-fallthrough.
10614 * gimple.h (gimple_call_internal_p): New function.
10615 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
10616 (struct label_entry): New struct.
10617 (find_label_entry): New function.
10618 (case_label_p): New function.
10619 (collect_fallthrough_labels): New function.
10620 (last_stmt_in_scope): New function.
10621 (should_warn_for_implicit_fallthrough): New function.
10622 (warn_implicit_fallthrough_r): New function.
10623 (maybe_warn_implicit_fallthrough): New function.
10624 (expand_FALLTHROUGH_r): New function.
10625 (expand_FALLTHROUGH): New function.
10626 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
10627 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
10628 (gimplify_label_expr): New function.
10629 (gimplify_case_label_expr): Set location.
10630 (gimplify_expr): Call gimplify_label_expr.
10631 * internal-fn.c (expand_FALLTHROUGH): New function.
10632 * internal-fn.def (FALLTHROUGH): New internal function.
10633 * langhooks.c (lang_GNU_OBJC): New function.
10634 * langhooks.h (lang_GNU_OBJC): Declare.
10635 * system.h (gcc_fallthrough): Define.
10636 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
10637 * tree.h (FALLTHROUGH_LABEL_P): Define.
10639 2016-09-26 Richard Biener <rguenther@suse.de>
10641 * dwarf2out.c (stripattributes): Remove unused function.
10642 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
10643 Push dwarf_split_debug_info handling into init_sections_and_labels.
10644 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
10645 (DEBUG_MACRO_SECTION_FLAGS): Remove.
10646 (debug_macinfo_section_name): New global.
10647 (output_macinfo): Use debug_macinfo_section_name.
10648 (init_sections_and_labels): Split out section and label generation
10649 from dwarf2out_init. Set debug_macinfo_section_name.
10650 (dwarf2out_init): Move text section label generation and emission
10652 (dwarf2out_assembly_start): ... here.
10653 (dwarf2out_finish): Call init_sections_and_labels before DWARF
10656 2016-09-26 Richard Biener <rguenther@suse.de>
10659 * cgraphunit.c (analyze_functions): Before early removing
10660 global vars calls the late_global_decl debug handler mark
10661 the variable as readonly.
10663 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
10666 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
10667 (sh_rtx_costs): Handle SET of movt and movrt patterns.
10668 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
10669 declare new overloads.
10670 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
10673 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10675 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
10676 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
10678 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
10680 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
10681 * configure: Regenerate.
10683 2016-09-24 Marek Polacek <polacek@redhat.com>
10686 * doc/invoke.texi: Document -Wbool-operation.
10688 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10690 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
10691 * config/rs6000/rs6000.c (expand_block_compare): New function used by
10692 cmpmemsi pattern to do builtin expansion of memcmp ().
10693 (compute_current_alignment): Add helper function for
10694 expand_block_compare used to compute alignment as the compare proceeds.
10695 (select_block_compare_mode): Used by expand_block_compare to select
10696 the mode used for reading the next chunk of bytes in the compare.
10697 (do_load_for_compare): Used by expand_block_compare to emit the load
10698 insns for the compare.
10699 (rs6000_emit_dot_insn): Moved this function to avoid a forward
10700 reference from expand_block_compare ().
10701 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
10702 prototype for this function.
10703 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
10704 target option for controlling how much code inline expansion of
10705 memcmp() will be allowed to generate.
10707 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10709 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
10710 hook_bool_mode_false, hook_bool_mode_true,
10711 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
10712 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
10713 hook_bool_const_rtx_insn_const_rtx_insn_true,
10714 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
10715 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
10716 hook_bool_const_tree_hwi_hwi_const_tree_false,
10717 hook_bool_const_tree_hwi_hwi_const_tree_true,
10718 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
10719 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
10720 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
10721 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
10722 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
10723 hook_bool_const_tree_true, hook_bool_tree_tree_false,
10724 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
10725 hook_bool_rtx_insn_true, hook_bool_rtx_false,
10726 hook_bool_uintp_uintp_false,
10727 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
10728 hook_rtx_tree_int_null, hook_uint_mode_0,
10729 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
10730 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
10731 hook_constcharptr_const_rtx_insn_null,
10732 hook_constcharptr_const_tree_const_tree_null,
10733 hook_constcharptr_int_const_tree_null,
10734 hook_constcharptr_int_const_tree_const_tree_null,
10735 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
10736 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
10737 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
10739 * vec.h (vNULL): Extend comment to say = vNULL initialization
10740 isn't needed for static vars.
10742 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
10743 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
10744 = vNULL initialization of file scope vec.
10745 * passes.c (pass_tab, enabled_pass_uid_range_tab,
10746 disabled_pass_uid_range_tab): Likewise.
10747 * haifa-sched.c (sched_luids, h_i_d): Likewise.
10748 * tree-chkp-opt.c (check_infos): Likewise.
10749 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
10751 * vec.h (vnull::operator vec): Add constexpr keyword for
10754 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
10756 PR tree-optimization/77654
10757 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
10758 to duplicate_ssa_name_ptr_info.
10760 2016-09-23 David Malcolm <dmalcolm@redhat.com>
10762 PR preprocessor/77672
10763 * input.c (selftest::test_lexer_string_locations_simple): Update
10764 test to expect location information of the terminator character
10765 at the location of the final closing quote.
10766 (selftest::test_lexer_string_locations_hex): Likewise.
10767 (selftest::test_lexer_string_locations_oct): Likewise.
10768 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
10769 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
10770 (selftest::test_lexer_string_locations_ucn4): Likewise.
10771 (selftest::test_lexer_string_locations_ucn8): Likewise.
10772 (selftest::test_lexer_string_locations_u8): Likewise.
10773 (selftest::test_lexer_string_locations_utf8_source): Likewise.
10774 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
10775 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
10776 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
10777 (selftest::test_lexer_string_locations_macro): Likewise.
10778 (selftest::test_lexer_string_locations_long_line): Likewise.
10780 2016-09-23 Richard Biener <rguenther@suse.de>
10782 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
10783 virtual definition to virtual use if the call devirtualizes
10784 to a const or pure function.
10785 (visit_use): Also visit calls we can devirtualize to a
10786 const or pure function.
10788 2016-09-23 Richard Biener <rguenther@suse.de>
10790 PR tree-optimization/77697
10791 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
10792 signal error if we have sth ternary or unhandled.
10794 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10796 * config/arm/arm_neon.h (vabd_f16): New.
10830 (vcvt_f16_s16): New.
10831 (vcvt_f16_u16): New.
10832 (vcvt_s16_f16): New.
10833 (vcvt_u16_f16): New.
10834 (vcvtq_f16_s16): New.
10835 (vcvtq_f16_u16): New.
10836 (vcvtq_s16_f16): New.
10837 (vcvtq_u16_f16): New.
10838 (vcvta_s16_f16): New.
10839 (vcvta_u16_f16): New.
10840 (vcvtaq_s16_f16): New.
10841 (vcvtaq_u16_f16): New.
10842 (vcvtm_s16_f16): New.
10843 (vcvtm_u16_f16): New.
10844 (vcvtmq_s16_f16): New.
10845 (vcvtmq_u16_f16): New.
10846 (vcvtn_s16_f16): New.
10847 (vcvtn_u16_f16): New.
10848 (vcvtnq_s16_f16): New.
10849 (vcvtnq_u16_f16): New.
10850 (vcvtp_s16_f16): New.
10851 (vcvtp_u16_f16): New.
10852 (vcvtpq_s16_f16): New.
10853 (vcvtpq_u16_f16): New.
10854 (vcvt_n_f16_s16): New.
10855 (vcvt_n_f16_u16): New.
10856 (vcvtq_n_f16_s16): New.
10857 (vcvtq_n_f16_u16): New.
10858 (vcvt_n_s16_f16): New.
10859 (vcvt_n_u16_f16): New.
10860 (vcvtq_n_s16_f16): New.
10861 (vcvtq_n_u16_f16): New.
10869 (vmaxnmq_f16): New.
10873 (vminnmq_f16): New.
10875 (vmul_lane_f16): New.
10878 (vmulq_lane_f16): New.
10879 (vmulq_n_f16): New.
10886 (vrecpeq_f16): New.
10899 (vrsqrte_f16): New.
10900 (vrsqrteq_f16): New.
10902 (vrecpsq_f16): New.
10903 (vrsqrts_f16): New.
10904 (vrsqrtsq_f16): New.
10908 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10910 * config.gcc (extra_headers): Add arm_fp16.h
10911 * config/arm/arm_fp16.h: New.
10912 * config/arm/arm_neon.h: Include "arm_fp16.h".
10914 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10916 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
10918 (vmulf): New (v8hf, v4hf variants).
10919 (vfma): New (v8hf, v4hf variants).
10920 (vfms): New (v8hf, v4hf variants).
10921 (vsub): New (v8hf, v4hf variants).
10922 (vcage): New (v8hf, v4hf variants).
10923 (vcagt): New (v8hf, v4hf variants).
10924 (vcale): New (v8hf, v4hf variants).
10925 (vcalt): New (v8hf, v4hf variants).
10926 (vceq): New (v8hf, v4hf variants).
10927 (vcgt): New (v8hf, v4hf variants).
10928 (vcge): New (v8hf, v4hf variants).
10929 (vcle): New (v8hf, v4hf variants).
10930 (vclt): New (v8hf, v4hf variants).
10931 (vceqz): New (v8hf, v4hf variants).
10932 (vcgez): New (v8hf, v4hf variants).
10933 (vcgtz): New (v8hf, v4hf variants).
10934 (vcltz): New (v8hf, v4hf variants).
10935 (vclez): New (v8hf, v4hf variants).
10936 (vabd): New (v8hf, v4hf variants).
10937 (vmaxf): New (v8hf, v4hf variants).
10938 (vmaxnm): New (v8hf, v4hf variants).
10939 (vminf): New (v8hf, v4hf variants).
10940 (vminnm): New (v8hf, v4hf variants).
10941 (vpmaxf): New (v4hf variant).
10942 (vpminf): New (v4hf variant).
10943 (vpadd): New (v4hf variant).
10944 (vrecps): New (v8hf, v4hf variants).
10945 (vrsqrts): New (v8hf, v4hf variants).
10946 (vabs): New (v8hf, v4hf variants).
10947 (vneg): New (v8hf, v4hf variants).
10948 (vrecpe): New (v8hf, v4hf variants).
10949 (vrnd): New (v8hf, v4hf variants).
10950 (vrnda): New (v8hf, v4hf variants).
10951 (vrndm): New (v8hf, v4hf variants).
10952 (vrndn): New (v8hf, v4hf variants).
10953 (vrndp): New (v8hf, v4hf variants).
10954 (vrndx): New (v8hf, v4hf variants).
10955 (vrsqrte): New (v8hf, v4hf variants).
10956 (vmul_lane): Add v4hf and v8hf variants.
10957 (vmul_n): Add v4hf and v8hf variants.
10958 (vext): New (v8hf, v4hf variants).
10959 (vcvts): New (v8hi, v4hi variants).
10960 (vcvts): New (v8hf, v4hf variants).
10961 (vcvtu): New (v8hi, v4hi variants).
10962 (vcvtu): New (v8hf, v4hf variants).
10963 (vcvts_n): New (v8hf, v4hf variants).
10964 (vcvtu_n): New (v8hi, v4hi variants).
10965 (vcvts_n): New (v8hi, v4hi variants).
10966 (vcvtu_n): New (v8hf, v4hf variants).
10967 (vbsl): New (v8hf, v4hf variants).
10968 (vcvtas): New (v8hf, v4hf variants).
10969 (vcvtau): New (v8hf, v4hf variants).
10970 (vcvtms): New (v8hf, v4hf variants).
10971 (vcvtmu): New (v8hf, v4hf variants).
10972 (vcvtns): New (v8hf, v4hf variants).
10973 (vcvtnu): New (v8hf, v4hf variants).
10974 (vcvtps): New (v8hf, v4hf variants).
10975 (vcvtpu): New (v8hf, v4hf variants).
10977 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10979 * config/arm/arm-builtins.c (hf_UP): New.
10981 (vfp_builtin_data): New. Update comment.
10982 (enum arm_builtins): Include "arm_vfp_builtins.def".
10983 (ARM_BUILTIN_VFP_PATTERN_START): New.
10984 (arm_init_vfp_builtins): New.
10985 (arm_init_builtins): Add arm_init_vfp_builtins.
10986 (arm_expand_vfp_builtin): New.
10987 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
10989 * config/arm/arm_vfp_builtins.def: New file.
10990 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
10991 (arm-builtins.o): Likewise.
10993 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
10996 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
10997 from constant while creating value range.
10999 2016-09-23 Renlin Li <renlin.li@arm.com>
11001 * ira.c (ira): Move ira_use_lra_p initialization code to ...
11002 (ira_init_once): Here.
11004 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
11005 Jakub Jelinek <jakub@redhat.com>
11007 * hooks.h (hook_uint_uintp_false): Rename to...
11008 (hook_bool_uint_uintp_false): ... this.
11009 * hooks.c (hook_uint_uintp_false): Rename to...
11010 (hook_bool_uint_uintp_false): ... this.
11011 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
11012 instead of hook_uint_uintp_false.
11014 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11016 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
11017 (arm_init_builtins): Move body of a loop to the standalone
11018 function arm_init_neon_builtin.
11019 (arm_expand_neon_builtin_1): New. Update comment. Function body
11020 moved from arm_neon_builtin with some white-space fixes.
11021 (arm_expand_neon_builtin): Move code into the standalone function
11022 arm_expand_neon_builtin_1.
11024 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11026 * config/arm/iterators.md (VCVTHI): New.
11027 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
11028 (NEON_VAGLTE): New.
11029 (VFM_LANE_AS): New.
11031 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
11032 (V_HALF): Add V4HF. Fix white-space.
11033 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
11034 (V_s_elem): Likewise.
11035 (V_sz_elem): Fix white-space.
11036 (V_elem_ch): Likewise.
11038 (scalar_mul_constraint): Add V8HF and V4HF.
11039 (Is_float_mode): Fix white-space.
11040 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
11041 (q): Add HF. Fix white-space.
11044 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
11045 (neon_vfm_lane_as): New.
11046 * config/arm/neon.md (add<mode>3_fp16): New.
11047 (sub<mode>3_fp16): New.
11048 (mul<mode>3add<mode>_neon): New.
11049 (fma<VH:mode>4_intrinsic): New.
11050 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
11051 (fmsub<VH:mode>4_intrinsic): New.
11052 (<absneg_str><mode>2): New.
11053 (neon_v<absneg_str><mode>): New.
11054 (neon_v<fp16_rnd_str><mode>): New.
11055 (neon_vrsqrte<mode>): New.
11056 (neon_vpaddv4hf): New.
11057 (neon_vadd<mode>): New.
11058 (neon_vsub<mode>): New.
11059 (neon_vmulf<mode>): New.
11060 (neon_vfma<VH:mode>): New.
11061 (neon_vfms<VH:mode>): New.
11062 (neon_vc<cmp_op><mode>): New.
11063 (neon_vc<cmp_op><mode>_fp16insn): New
11064 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
11065 (neon_vca<cmp_op><mode>): New.
11066 (neon_vca<cmp_op><mode>_fp16insn): New.
11067 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
11068 (neon_vc<cmp_op>z<mode>): New.
11069 (neon_vabd<mode>): New.
11070 (neon_v<maxmin>f<mode>): New.
11071 (neon_vp<maxmin>fv4hf: New.
11072 (neon_<fmaxmin_op><mode>): New.
11073 (neon_vrecps<mode>): New.
11074 (neon_vrsqrts<mode>): New.
11075 (neon_vrecpe<mode>): New (VH variant).
11076 (neon_vdup_lane<mode>_internal): New.
11077 (neon_vdup_lane<mode>): New.
11078 (neon_vcvt<sup><mode>): New (VCVTHI variant).
11079 (neon_vcvt<sup><mode>): New (VH variant).
11080 (neon_vcvt<sup>_n<mode>): New (VH variant).
11081 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
11082 (neon_vcvt<vcvth_op><sup><mode>): New.
11083 (neon_vmul_lane<mode>): New.
11084 (neon_vmul_n<mode>): New.
11085 * config/arm/unspecs.md (UNSPEC_VCALE): New
11086 (UNSPEC_VCALT): New.
11087 (UNSPEC_VFMA_LANE): New.
11088 (UNSPECS_VFMS_LANE): New.
11090 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11092 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
11093 ("*extzv<mode><clobbercc_or_nocc>"):
11094 Correct a typo in a comment.
11096 ("*insv<mode>_zEC12", "*insv<mode>_z10")
11097 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
11098 ("*insv<mode>_zEC12_appendbitsleft")
11099 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
11100 ("*insv<mode>_z10_appendbitsleft"): Ditto.
11101 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
11102 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
11103 Provide pattern with operands switched.
11104 ("*pre_z10_extv<mode>"):
11105 Use new subst patterns.
11106 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
11107 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
11108 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
11109 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
11110 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
11111 ("*<risbg_n>_sidi_ior_and_lshiftrt")
11112 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
11114 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
11115 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
11116 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
11118 ("SINT"): New mode_iterator with SI, HI, QI.
11119 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
11120 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
11123 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11125 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
11126 new interface of s390_contiguous_bitmask_p.
11127 ("contiguous_bitmask_nowrap_operand"): New predicate.
11128 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
11129 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
11130 of s390_contiguous_bitmask_p.
11131 ("NxxDw"): Rename NxxDq constraint to NxxDw.
11132 ("NxxSw"): New constraint.
11133 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
11134 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
11136 (s390_contiguous_bitmask_nowrap_p): Export.
11137 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
11138 former s390_contiguous_bitmask_p.
11139 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
11140 detect contiguous bit ranges with wraparound. Change signature to
11141 return START and END position instead of POS and LENGTH.
11142 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
11143 ranges with wraparound.
11144 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
11145 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
11146 Adapt to new signature of s390_contiguous_bitmask_p.
11148 2016-09-23 Bin Cheng <bin.cheng@arm.com>
11150 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
11151 (create_intersect_range_checks): New.
11152 (vect_create_cond_for_alias_checks): Call above function.
11154 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11156 * config/arm/iterators.md (Code iterators): Fix some white-space
11160 (FCVT): Moved from vfp.md.
11161 (VCVT_HF_US_N): New.
11162 (VCVT_SI_US_N): New.
11167 (FCVTI32typename): Moved from vfp.md.
11168 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
11169 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
11170 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
11171 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
11172 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
11174 (fp16_rnd_str): New.
11175 (fp16_rnd_insn): New.
11176 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
11177 (UNSPEC_VCVT_HF_U_N): New.
11178 (UNSPEC_VCVT_SI_S_N): New.
11179 (UNSPEC_VCVT_SI_U_N): New.
11180 (UNSPEC_VCVTH_S): New.
11181 (UNSPEC_VCVTH_U): New.
11182 (UNSPEC_VCVTA_S): New.
11183 (UNSPEC_VCVTA_U): New.
11184 (UNSPEC_VCVTM_S): New.
11185 (UNSPEC_VCVTM_U): New.
11186 (UNSPEC_VCVTN_S): New.
11187 (UNSPEC_VCVTN_U): New.
11188 (UNSPEC_VCVTP_S): New.
11189 (UNSPEC_VCVTP_U): New.
11190 (UNSPEC_VCVTP_S): New.
11191 (UNSPEC_VCVTP_U): New.
11192 (UNSPEC_VRND): New.
11193 (UNSPEC_VRNDA): New.
11194 (UNSPEC_VRNDI): New.
11195 (UNSPEC_VRNDM): New.
11196 (UNSPEC_VRNDN): New.
11197 (UNSPEC_VRNDP): New.
11198 (UNSPEC_VRNDX): New.
11199 * config/arm/vfp.md (<absneg_str>hf2): New.
11200 (neon_vabshf): New.
11201 (neon_v<fp16_rnd_str>hf): New.
11202 (neon_vrndihf): New.
11207 (*mulsf3neghf_vfp): New.
11208 (*negmulhf3_vfp): New.
11209 (*mulsf3addhf_vfp): New.
11210 (*mulhf3subhf_vfp): New.
11211 (*mulhf3neghfaddhf_vfp): New.
11212 (*mulhf3neghfsubhf_vfp): New.
11214 (neon_vfmahf): New.
11215 (fmsubhf4_fp16): New.
11216 (neon_vfmshf): New.
11219 (neon_vsqrthf): New.
11220 (neon_vrsqrtshf): New.
11221 (FCVT): Move to iterators.md.
11222 (FCVTI32typename): Likewise.
11223 (neon_vcvth<sup>hf): New.
11224 (neon_vcvth<sup>si): New.
11225 (neon_vcvth<sup>_nhf_unspec): New.
11226 (neon_vcvth<sup>_nhf): New.
11227 (neon_vcvth<sup>_nsi_unspec): New.
11228 (neon_vcvth<sup>_nsi): New.
11229 (neon_vcvt<vcvth_op>h<sup>si): New.
11230 (neon_<fmaxmin_op>hf): New.
11232 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11234 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
11235 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
11236 ("*insv<mode>_zEC12_appendbitsleft")
11237 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
11238 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
11240 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11242 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
11243 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
11244 construct values without normalization.
11245 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
11246 static local lhs_ops to vNULL.
11248 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11249 Jiong Wang <jiong.wang@arm.com>
11251 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
11252 available when FP16 instructions are available.
11253 (output_move_vfp): Add support for 16-bit data moves.
11254 (arm_validize_comparison): Fix some white-space. Support HFmode
11255 by conversion to SFmode.
11256 * config/arm/arm.md (truncdfhf2): Fix a comment.
11257 (extendhfdf2): Likewise.
11259 (movsicc): Fix some white-space.
11261 (movsfcc): Fix some white-space.
11263 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
11264 instructions are available.
11265 (*thumb2_movhi_vfp): Likewise.
11266 (*arm_movhi_fp16): New.
11267 (*thumb2_movhi_fp16): New.
11268 (*movhf_vfp_fp16): New.
11269 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
11270 (*movhf_vfp): Likewise.
11271 (extendhfsf2): Enable when VFP FP16 instructions are available.
11272 (truncsfhf2): Enable when VFP FP16 instructions are available.
11274 2016-09-23 Martin Liska <mliska@suse.cz>
11276 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
11278 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11280 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
11282 (arm_evpc_neon_vtrn): Likewise.
11283 (arm_evpc_neon_vrev): Likewise.
11284 (arm_evpc_neon_vext): Likewise.
11285 * config/arm/arm_neon.h (vbsl_f16): New.
11288 (vdupq_n_f16): New.
11289 (vdup_lane_f16): New.
11290 (vdupq_lane_f16): New.
11294 (vmovq_n_f16): New.
11296 (vrev64q_f16): New.
11303 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
11304 (vdup_lane): New (v8hf, v4hf variants).
11305 (vext): New (v8hf, v4hf variants).
11306 (vbsl): New (v8hf, v4hf variants).
11307 * config/arm/iterators.md (VDQWH): New.
11309 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
11310 (Scalar_mul_8_16): Fix white-space.
11311 (Is_d_reg): Add V4HF and V8HF.
11312 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
11313 (neon_vdup_lane<mode>): New.
11314 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
11315 (*neon_vtrn<mode>_insn): Likewise.
11316 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
11317 (*neon_vzip<mode>_insn): Likewise
11318 (neon_vuzp<mode>_internal): Likewise.
11319 (*neon_vuzp<mode>_insn): Likewise
11320 * config/arm/vec-common.md (vec_perm_const<mode>): New.
11322 2016-09-23 Jiong Wang <jiong.wang@arm.com>
11323 Matthew Wahab <matthew.wahab@arm.com>
11325 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
11326 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
11327 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
11328 available. Also fix some white-space.
11329 * config/arm/vfp.md (*arm_movhi_vfp): New.
11330 (*thumb2_movhi_vfp): New.
11332 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11334 * config/arm/arm-c.c (arm_cpu_builtins): Define
11335 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
11336 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
11338 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11340 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
11341 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
11342 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
11343 arm_v8_2a_fp16_neon_hw.
11344 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
11347 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11349 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
11350 arm_fp16_alternative_ok and arm_fp16_none_ok.
11352 2016-09-23 Martin Liska <mliska@suse.cz>
11354 * ipa-icf.c (sem_variable::merge): Replace adress with address.
11356 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11358 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
11359 ("armv8.2-a"): New.
11360 ("armv8.2-a+fp16"): New.
11361 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
11362 (FL2_FP16INST): New.
11363 (FL2_FOR_ARCH8_2A): New.
11364 * config/arm/arm-tables.opt: Regenerate.
11365 * config/arm/arm.c (arm_arch8_2): New.
11366 (arm_fp16_inst): New.
11367 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
11368 for incompatible fp16-format settings.
11369 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
11370 (TARGET_NEON_FP16INST): New.
11371 (arm_arch8_2): Declare.
11372 (arm_fp16_inst): Declare.
11373 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
11374 march=armv8.2-a and march=armv8.2-a+fp16.
11375 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
11376 and armv8.2-a+fp16.
11377 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
11378 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
11380 2016-09-23 Martin Liska <mliska@suse.cz>
11382 * doc/extend.texi: Remove fused-madd from i386 target options.
11384 2016-09-23 Martin Liska <mliska@suse.cz>
11386 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
11389 2016-09-23 Martin Liska <mliska@suse.cz>
11391 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
11394 2016-09-23 Martin Liska <mliska@suse.cz>
11397 * config/i386/i386.c (ix86_option_override_internal): Change
11398 signature and return false when there's an error related to
11400 (release_options_strings): New function.
11401 (ix86_valid_target_attribute_tree): Call the function.
11403 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11405 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
11406 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
11407 (gen_hsa_ctor_assignment): Likewise.
11408 * print-tree.c (print_node): Likewise.
11409 * tree-dump.c (dequeue_and_dump): Likewise.
11410 * tree-sra.c (sra_modify_constructor_assign): Likewise.
11411 * expr.c (store_constructor): Likewise.
11412 * fold-const.c (operand_equal_p): Likewise.
11413 * tree-pretty-print.c (dump_generic_node): Likewise.
11414 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
11415 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
11417 2016-09-23 Richard Biener <rguenther@suse.de>
11419 * hooks.h (hook_uint_uintp_false): Declare.
11421 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11423 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
11424 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
11426 2016-09-22 Martin Sebor <msebor@redhat.com>
11429 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
11430 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
11431 (target_int_min): Correct computation.
11432 (format_integer): Use long long as the argument for the ll length
11434 (format_floating): Use target_int_max().
11435 (get_string_length): Same.
11436 (format_string): Avoid setting the bounded flag for strings
11438 (try_substitute_return_value): Avoid setting range info when
11439 the result isn't bounded.
11440 * varasm.c (assemble_name): Increase buffer size.
11442 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
11443 Terry Guo <terry.guo@arm.com>
11445 * target.def (elf_flags_numeric): New target hook.
11446 * targhooks.h (default_asm_elf_flags_numeric): New.
11447 * varasm.c (default_asm_elf_flags_numeric): New.
11448 (default_elf_asm_named_section): Use new target hook.
11449 * config/arm/arm.opt (mpure-code): New.
11450 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
11451 * config/arm/arm.c (arm_asm_init_sections): Add section
11452 attribute to default text section if -mpure-code.
11453 (arm_option_check_internal): Diagnose use of option with
11454 non supported targets and/or options.
11455 (arm_asm_elf_flags_numeric): New.
11456 (arm_function_section): New.
11457 (arm_elf_section_type_flags): New.
11458 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
11460 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
11461 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
11463 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
11465 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
11467 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11469 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
11470 * rtl.h: Adjust prototype.
11472 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11474 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
11475 (prev_active_insn): Likewise.
11476 (active_insn_p): Likewise.
11477 * rtl.h: Adjust prototypes.
11478 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
11479 * config/arc/arc.md: Likewise.
11480 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
11481 (branch_needs_nop_p): Likewise.
11482 (use_skip_p): Likewise.
11483 * config/sh/sh.c (gen_block_redirect): Likewise.
11484 (split_branches): Likewise.
11485 * reorg.c (optimize_skip): Likewise.
11486 (fill_simple_delay_slots): Likewise.
11487 (fill_slots_from_thread): Likewise.
11488 (relax_delay_slots): Likewise.
11489 * resource.c (mark_target_live_regs): Likewise.
11491 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11493 * config/cris/cris.c (cris_asm_output_case_end): Change argument
11494 type to rtx_insn *.
11495 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
11496 (prev_nonnote_nondebug_insn): Likewise.
11497 * config/cris/cris-protos.h: Adjust prototype.
11499 * jump.c (rtx_renumbered_equal_p): Adjust.
11501 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11503 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
11504 * rtl.h: Adjust prototype.
11505 * config/sh/sh.md: Adjust.
11506 * dwarf2out.c (add_var_loc_to_decl): Likewise.
11508 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11510 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
11511 (prev_nondebug_insn): Likewise.
11512 * loop-doloop.c (doloop_condition_get): Likewise.
11513 * rtl.h: Adjust prototype.
11514 * cfgloop.h: Likewise.
11516 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11518 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
11519 (prev_nonnote_insn): Likewise.
11520 * jump.c (reversed_comparison_code_parts): Likewise.
11521 (reversed_comparison): Likewise.
11522 * rtl.h: Adjust prototypes.
11523 * config/arc/arc.md: Adjust.
11524 * cse.c (find_comparison_args): Likewise.
11525 * reorg.c (redundant_insn): Change return type to rtx_insn *.
11526 (fix_reg_dead_note): Change argument type to rtx_insn *.
11527 (delete_prior_computation): Likewise.
11528 (delete_computation): Likewise.
11529 (fill_slots_from_thread): Adjust.
11530 (relax_delay_slots): Likewise.
11531 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
11532 (simplify_relational_operation_1): Likewise.
11533 (simplify_ternary_operation): Likewise.
11535 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11537 * config/arc/arc-protos.h (arc_label_align): Change type of
11538 variables from rtx to rtx_insn *.
11539 * config/arc/arc.c (arc_label_align): Likewise.
11540 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
11541 * config/bfin/bfin.c (workaround_speculation): Likewise.
11542 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
11543 (find_last_same_clock): Likewise.
11544 (reorg_split_calls): Likewise.
11545 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
11546 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
11547 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
11548 (same_cmp_following_p): Likewise.
11549 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
11550 (same_cmp_following_p): Likwise.
11551 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
11552 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
11553 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
11554 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
11555 (rl78_alloc_physical_registers_cmp): Likewise.
11556 (rl78_alloc_physical_registers_umul): Likewise.
11557 (rl78_calculate_death_notes): Likewise.
11558 * config/s390/s390-protos.h (s390_label_align): Likewise.
11559 * config/s390/s390.c (s390_label_align): Likewise.
11560 * config/sh/sh.c (barrier_align): Likewise.
11561 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
11562 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
11563 (emit_cbcond_nop): Likewise.
11565 2016-09-22 Martin Liska <mliska@suse.cz>
11568 * ipa-icf.c (sem_variable::merge): Yield merge operation if
11569 alias address matters, not necessarily address of original.
11571 2016-09-22 Richard Biener <rguenther@suse.de>
11573 PR middle-end/77697
11574 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
11577 2016-09-22 Richard Biener <rguenther@suse.de>
11579 PR middle-end/77677
11580 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
11581 from constant folding results.
11582 (gimple_resimplify2): Likewise.
11583 (gimple_resimplify3): Likewise.
11585 2016-09-22 Richard Biener <rguenther@suse.de>
11587 PR middle-end/77678
11588 * expr.c (expand_expr_real_1): Guard array access against negative
11591 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11593 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
11595 (format_floating): Likewise.
11597 2016-09-22 Jakub Jelinek <jakub@redhat.com>
11600 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
11601 for all IFN_GOMP_SIMD_* internal fns, not just for
11602 IFN_GOMP_SIMD_ORDERED_*.
11604 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11607 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
11608 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
11609 instructions when you want to invert the test.
11610 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
11611 correct order for XXSEL.
11612 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
11613 for using XSCMP{EQ,GT,GE}DP.
11615 2016-09-21 David Malcolm <dmalcolm@redhat.com>
11617 * genconstants.c (main): Introduce noop_reader and convert call
11618 to read_md_files to a method call.
11619 * genenums.c (main): Likewise.
11620 * genmddeps.c (main): Likewise.
11621 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
11622 rtx_reader_ptr->get_top_level_filename ().
11623 (write_tm_preds_h): Likewise.
11624 (write_insn_preds_c): Likewise.
11625 * gensupport.c (class gen_reader): New subclass of rtx_reader.
11626 (rtx_handle_directive): Convert to...
11627 (gen_reader::handle_unknown_directive): ...this.
11628 (init_rtx_reader_args_cb): Convert return type from bool to
11629 rtx_reader *. Create a gen_reader instance, using it for the
11630 call to read_md_files. Return it if no errors occur.
11631 (init_rtx_reader_args): Convert return type from bool to
11633 * gensupport.h (init_rtx_reader_args_cb): Likewise.
11634 (init_rtx_reader_args_cb): Likewise.
11635 * read-md.c (struct file_name_list): Move to class rtx_reader.
11636 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
11637 (read_md_filename): Delete in favor of
11638 rtx_reader::m_read_md_filename.
11639 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
11640 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
11641 (base_dir): Delete in favor of rtx_reader::m_base_dir.
11642 (first_dir_md_include): Delete in favor of
11643 rtx_reader::m_first_dir_md_include.
11644 (last_dir_md_include_ptr): Delete in favor of
11645 rtx_reader::m_last_dir_md_include_ptr.
11646 (max_include_len): Delete.
11647 (rtx_reader_ptr): New.
11648 (fatal_with_file_and_line): Use get_filename and get_lineno
11649 accessors of rtx_reader_ptr.
11650 (require_char_ws): Likewise.
11651 (rtx_reader::read_char): New method, based on ::read_char.
11652 (rtx_reader::unread_char): New method, based on ::unread_char.
11653 (read_escape): Use get_filename and get_lineno accessors of
11655 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
11656 (read_string): Use get_filename and get_lineno accessors of
11658 (rtx_reader::rtx_reader): New ctor.
11659 (rtx_reader::~rtx_reader): New dtor.
11660 (handle_include): Convert from a function to...
11661 (rtx_reader::handle_include): ...this method, converting
11662 handle_directive from a callback to a virtual function.
11663 (handle_file): Likewise, converting to...
11664 (rtx_reader::handle_file): ...this method.
11665 (handle_toplevel_file): Likewise, converting to...
11666 (rtx_reader::handle_toplevel_file): ...this method.
11667 (rtx_reader::get_current_location): New method.
11668 (parse_include): Convert from a function to...
11669 (rtx_reader::add_include_path): ...this method, dropping redundant
11670 update to unused max_include_len.
11671 (read_md_files): Convert from a function to...
11672 (rtx_reader::read_md_files): ...this method, converting
11673 handle_directive from a callback to a virtual function.
11674 (noop_reader::handle_unknown_directive): New method.
11675 * read-md.h (directive_handler_t): Delete this typedef.
11676 (in_fname): Delete.
11677 (read_md_file): Delete.
11678 (read_md_lineno): Delete.
11679 (read_md_filename): Delete.
11680 (class rtx_reader): New class.
11681 (rtx_reader_ptr): New decl.
11682 (class noop_reader): New subclass of rtx_reader.
11683 (read_char): Reimplement in terms of rtx_reader::read_char.
11684 (unread_char): Reimplement in terms of rtx_reader::unread_char.
11685 (read_md_files): Delete.
11686 * read-rtl.c (read_rtx_code): Update for deletion of globals
11687 read_md_filename and read_md_lineno.
11689 2016-09-21 Jason Merrill <jason@redhat.com>
11691 * input.h (from_macro_definition_at): New.
11693 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
11695 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
11697 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11699 PR tree-optimization/77550
11700 * tree-vect-stmts.c (create_array_ref): Change parameters.
11701 (get_group_alias_ptr_type): New function.
11702 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
11704 2016-09-21 Marek Polacek <polacek@redhat.com>
11706 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
11707 Add falls through comment.
11709 2016-09-21 Richard Biener <rguenther@suse.de>
11711 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
11712 (replace_child): Likewise.
11713 (remove_child_TAG): Adjust.
11714 (move_marked_base_types): Likewise.
11715 (prune_unused_types_prune): Clear die_sib of removed children.
11717 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
11720 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
11721 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
11723 2016-09-21 Richard Biener <rguenther@suse.de>
11725 PR tree-optimization/77648
11726 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
11728 (make_transitive_closure_constraints): Adjust comment.
11729 (make_any_offset_constraints): New function.
11730 (handle_rhs_call): Make sure to first expand a pointer to all
11731 subfields before transitively closing it.
11732 (handle_const_call): Likewise. Properly expand returned
11734 (handle_pure_call): Likewise.
11736 2016-09-21 Richard Biener <rguenther@suse.de>
11737 Jakub Jelinek <jakub@redhat.com>
11739 PR tree-optimization/77621
11740 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
11741 group at non-vectorizable stmts.
11743 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11745 PR tree-optimization/72835
11746 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
11747 (make_new_ssa_for_all_defs): Likewise.
11748 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
11750 2016-09-20 Martin Sebor <msebor@redhat.com>
11752 PR middle-end/49905
11753 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
11754 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
11755 * config/linux.c (gnu_libc_printf_pointer_format): New function.
11756 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
11757 * config/sol2.c (solaris_printf_pointer_format): New function.
11758 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
11760 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
11761 * doc/tm.texi: Regenerate.
11762 * gimple-fold.h (get_range_strlen): New function.
11763 (get_maxval_strlen): Declare existing function.
11764 * gimple-fold.c (get_range_strlen): Add arguments and compute both
11765 maximum and minimum.
11766 (get_range_strlen): Define overload.
11767 (get_maxval_strlen): Adjust.
11768 * gimple-ssa-sprintf.c: New file and pass.
11769 * passes.def (pass_sprintf_length): Add new pass.
11770 * targhooks.h (default_printf_pointer_format): Declare new function.
11771 (gnu_libc_printf_pointer_format): Same.
11772 (solaris_libc_printf_pointer_format): Same.
11773 * targhooks.c (default_printf_pointer_format): Define new function.
11774 * tree-pass.h (make_pass_sprintf_length): Declare new function.
11775 * print-tree.c: Increase buffer size.
11777 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11779 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
11781 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11783 * common.opt: New option -fipa-vrp.
11784 * ipa-cp.c (ipa_get_vr_lat): New.
11785 (ipcp_vr_lattice::print): Likewise.
11786 (print_all_lattices): Call ipcp_vr_lattice::print.
11787 (ipcp_vr_lattice::meet_with): New.
11788 (ipcp_vr_lattice::meet_with_1): Likewise.
11789 (ipcp_vr_lattice::top_p): Likewise.
11790 (ipcp_vr_lattice::bottom_p): Likewsie.
11791 (ipcp_vr_lattice::set_to_bottom): Likewise.
11792 (set_all_contains_variable): Call VR set_to_bottom.
11793 (initialize_node_lattices): Init VR lattices.
11794 (propagate_vr_accross_jump_function): New.
11795 (propagate_constants_accross_call): Call
11796 propagate_vr_accross_jump_function.
11797 (ipcp_store_vr_results): New.
11798 (ipcp_driver): Handle VR.
11799 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
11800 (ipa_set_jf_unknown): Likewise.
11801 (ipa_compute_jump_functions_for_edge): Likewise.
11802 (ipa_node_params_t::duplicate): Likewise.
11803 (ipa_write_jump_function): Likewise.
11804 (ipa_read_jump_function): Likewise.
11805 (write_ipcp_transformation_info): Likewise.
11806 (read_ipcp_transformation_info): Likewise.
11807 (ipcp_update_vr): New.
11808 (ipcp_transform_function): Handle VR.
11809 * ipa-prop.h (struct ipa_vr): New.
11810 * cgraph.c: Include tree-vrp.h.
11811 * cgraphunit.c: Likewise.
11812 * ipa-utils.c: Likewise.
11814 * opts.c: Likewise.
11815 * toplev.c: Likewise.
11816 * ipa-devirt.c: Likewise.
11817 * ipa-inline-transform.c: Likewise.
11818 * ipa-inline.c: Likewise.
11819 * ipa-profile.c: Likewise.
11821 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11823 * doc/invoke.texi: Document -fdump-tree-evrp.
11824 * passes.def: Define new pass_early_vrp.
11825 * timevar.def: Define new TV_TREE_EARLY_VRP.
11826 * tree-pass.h (make_pass_early_vrp): New.
11827 * tree-ssa-propagate.c: Make replace_uses_in non static.
11828 * tree-ssa-propagate.h: Export replace_uses_in.
11829 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
11830 (extract_range_from_assert): Factor out
11831 extract_range_for_var_from_comparison_expr.
11832 (vrp_initialize_lattice): New.
11833 (vrp_initialize): Factor out vrp_initialize_lattice.
11834 (vrp_valueize): Fix it to reject complex value ranges.
11835 (vrp_free_lattice): New.
11836 (evrp_dom_walker::before_dom_children): Likewise.
11837 (evrp_dom_walker::after_dom_children): Likewise.
11838 (evrp_dom_walker::push_value_range): Likewise.
11839 (evrp_dom_walker::pop_value_range): Likewise.
11840 (execute_early_vrp): Likewise.
11841 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
11842 (make_pass_early_vrp): New.
11844 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11846 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
11847 instead of exact_log2.
11849 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11852 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
11853 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
11854 (ix86_add_stmt_cost): Penalize DFmode vector operations
11855 for !TARGET_VECTORIZE_DOUBLE.
11857 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
11859 * doc/invoke.texi (Warning Options): Simplify language.
11860 (Optimize Options): Complete sentence.
11862 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
11864 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
11867 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
11870 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
11871 inits on power8 and above, use the VMRGEW instruction instead of a
11874 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
11875 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
11878 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11880 * config/aarch64/arm_neon.h
11881 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
11882 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
11883 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
11885 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
11887 * config/var/vax.h (ELIMINABLE_REGS): Define.
11888 (INITIAL_ELIMINATION_OFFSET): Define.
11890 2016-09-20 Jakub Jelinek <jakub@redhat.com>
11892 PR middle-end/77624
11893 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
11894 cast to void * if the cast is from some other pointer type.
11896 2016-09-20 Richard Biener <rguenther@suse.de>
11898 PR tree-optimization/77646
11899 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
11902 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11904 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
11905 attributes to all inlined functions and make them extern.
11907 2016-09-20 Richard Biener <rguenther@suse.de>
11909 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
11911 * debug.c (do_nothing_debug_hooks): Adjust.
11912 * dbxout.c (dbx_debug_hooks): Likewise.
11913 * sdbout.c (sdb_debug_hooks): Likewise.
11914 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
11915 (dwarf2out_finish): Move producer, filename and
11916 path annotation ...
11917 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
11918 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
11920 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
11923 * doc/invoke.texi: Document -Wint-in-bool-context.
11925 PR middle-end/77421
11926 * dwarf2out.c (output_loc_operands): Fix an assertion.
11928 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11930 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
11931 (CR_DECIMAL_DIG): New macro.
11933 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11935 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
11938 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
11940 PR rtl-optimization/77416
11941 * lra-remat.c (operand_to_remat): Process hard coded insn
11944 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11946 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
11947 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
11949 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
11951 * target.def (lra_p): Wordsmithing.
11952 * doc/tm.texi: Regenerate.
11954 2016-09-19 Jakub Jelinek <jakub@redhat.com>
11955 Jan Hubicka <jh@suse.cz>
11958 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
11959 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
11960 Call ultimate_alias_target just once, not up to 4 times.
11962 2016-09-19 Richard Biener <rguenther@suse.de>
11964 * dwarf2out.c (early_dwarf_finished): New global.
11965 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
11967 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
11968 if called from LTO exit early.
11969 (dwarf2out_late_global_decl): When being during the early
11970 debug phase do not add locations but only const value attributes.
11971 Adjust the way we generate early DIEs for LTO.
11973 2016-09-19 Richard Biener <rguenther@suse.de>
11975 PR middle-end/77605
11976 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
11977 proper niter to bound the loops.
11979 2016-09-19 Richard Biener <rguenther@suse.de>
11981 PR tree-optimization/77514
11982 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
11983 search for folded stmt.
11985 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
11987 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
11988 * tree-pass.h (make_pass_early_thread_jumps): Declare.
11989 * tree-ssa-threadbackward.c (fsm_find_thread_path,
11990 fsm_find_thread_path, profitable_jump_thread_path,
11991 fsm_find_control_statement_thread_paths,
11992 find_jump_threads_backwards): Add speed_p parameter.
11993 (pass_data_early_thread_jumps): New pass.
11994 (make_pass_early_thread_jumps): New function.
11996 2016-09-17 Andreas Schwab <schwab@suse.de>
11998 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
11999 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
12001 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
12003 * recog.c (rest_of_handle_split_after_reload): Delete.
12004 (pass_split_after_reload::gate): New method.
12005 (pass_split_after_reload::execute): Call split_all_insns directly.
12007 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
12009 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
12010 parameters for functions taking long long arguments.
12012 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12015 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
12016 splat with truncate.
12018 2016-09-16 Jason Merrill <jason@redhat.com>
12020 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
12022 * hwint.c (exact_log2): Use pow2p_hwi.
12023 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
12024 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
12025 * builtins.c (get_object_alignment_2, get_object_alignment)
12026 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
12028 * calls.c (compute_argument_addresses, store_one_arg): Use
12030 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
12031 * combine.c (force_to_mode): Use least_bit_hwi.
12032 (contains_muldiv, find_split_point, combine_simplify_rtx)
12033 (simplify_if_then_else, simplify_set, force_to_mode)
12034 (if_then_else_cond, simplify_and_const_int_1)
12035 (simplify_compare_const): Use pow2p_hwi.
12036 * cse.c (fold_rtx): Use pow2p_hwi.
12037 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
12039 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
12040 (init_expmed_one_conv): Use pow2p_hwi.
12041 * expr.c (is_aligning_offset): Use pow2p_hwi.
12042 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
12043 (fold_binary_loc): Use pow2p_hwi.
12044 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
12045 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
12046 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
12047 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
12049 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
12050 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
12051 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
12052 * omp-low.c (oacc_loop_fixed_partitions)
12053 (oacc_loop_auto_partitions): Use least_bit_hwi.
12054 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
12055 * stor-layout.c (place_field): Use least_bit_hwi.
12056 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
12057 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
12058 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
12059 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
12060 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
12061 * tree-vect-data-refs.c (vect_analyze_group_access_1)
12062 (vect_grouped_store_supported, vect_grouped_load_supported)
12063 (vect_permute_load_chain, vect_shift_permute_load_chain)
12064 (vect_transform_grouped_load): Use pow2p_hwi.
12065 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
12066 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
12067 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
12069 * tsan.c (instrument_expr): Use least_bit_hwi.
12070 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
12072 2016-09-16 Andreas Schwab <schwab@suse.de>
12074 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
12075 OFFSET, not offset.
12076 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
12078 2016-09-16 Jakub Jelinek <jakub@redhat.com>
12081 * combine.c (rest_of_handle_combine): If any edges have been purged,
12082 free dominators if available.
12084 2016-09-16 Jakub Jelinek <jakub@redhat.com>
12085 Eric Botcazou <ebotcazou@adacore.com>
12087 PR middle-end/77594
12088 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
12089 through into expand_addsub_overflow after expand_neg_overflow.
12091 2016-09-15 David Malcolm <dmalcolm@redhat.com>
12093 * diagnostic-show-locus.c
12094 (selftest::test_fixit_insert_containing_newline): New function.
12095 (selftest::test_fixit_replace_containing_newline): New function.
12096 (selftest::diagnostic_show_locus_c_tests): Call the above.
12098 2016-09-15 Bin Cheng <bin.cheng@arm.com>
12100 PR tree-optimization/77503
12101 * tree-vect-loop.c (vectorizable_reduction): Record reduction
12102 code for CONST_COND_REDUCTION at analysis stage and use it at
12104 * tree-vectorizer.h (struct _stmt_vec_info): New field.
12105 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
12106 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
12109 2016-09-15 Richard Biener <rguenther@suse.de>
12111 PR middle-end/77544
12112 * fold-const.c (split_tree): Do not split constant ~X.
12114 2016-09-15 Jakub Jelinek <jakub@redhat.com>
12116 PR rtl-optimization/77425
12117 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
12120 PR middle-end/77475
12121 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
12122 use %qs instead of %s where desirable, use argument instead of arg in
12123 the diagnostic wording, add list of supported strategies and
12125 (ix86_option_override_internal): Emit target("m...") instead of
12126 option("m...") in the diagnostic. Use %qs instead of %s in invalid
12127 -march/-mtune option diagnostic. Add list of supported arches/tunings
12128 and spellcheck hint. Remove prefix, suffix and sw variables, use
12129 main_args_p ? "..." : "..." in diagnostics to make translation
12132 2016-09-15 Richard Biener <rguenther@suse.de>
12134 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
12135 extra offset argument.
12136 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
12137 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
12138 to reflect new offset parameter.
12139 * doc/tm.texi: Regenerate.
12140 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
12141 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
12143 (darwin_asm_output_dwarf_offset): Likewise.
12144 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
12146 (darwin_asm_output_dwarf_offset): Pass offset argument through.
12147 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
12148 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
12150 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
12153 * ipa-icf.c (set_alias_uids): New function.
12154 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
12155 all the merged variable's referring aliases.
12157 2016-09-15 Richard Biener <rguenther@suse.de>
12159 PR tree-optimization/77514
12160 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
12161 only forced_stmts sequence.
12163 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
12165 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
12166 * cfgexpand.c (update_alias_info_with_stack_vars): Use
12167 FOR_EACH_SSA_NAME to iterate over SSA variables.
12168 (pass_expand::execute): Likewise.
12169 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
12170 * tree-cfg.c (dump_function_to_file): Likewise.
12171 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
12172 (update_ssa): Likewise.
12173 * tree-ssa-alias.c (dump_alias_info): Likewise.
12174 * tree-ssa-ccp.c (ccp_finalize): Likewise.
12175 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
12176 (create_outofssa_var_map): Likewise.
12177 (coalesce_ssa_name): Likewise.
12178 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
12179 * tree-ssa-pre.c (compute_avail): Likewise.
12180 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
12181 (scc_vn_restore_ssa_info): Likewise.
12182 (free_scc_vn): Likwise.
12183 (run_scc_vn): Likewise.
12184 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
12185 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
12186 * tree-ssa-copy.c (fini_copy_prop): Likewise.
12187 * tree-ssa.c (verify_ssa): Likewise.
12189 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
12191 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
12192 and mips64r2 as default 32-bit and 64-bit architectures.
12193 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
12194 as default 32-bit and 64-bit architectures.
12196 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
12198 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
12201 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12203 * target.def (lra_p): Change commentary (for the manual) for the
12205 * doc/tm.texi: Regenerate.
12207 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12209 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
12210 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
12211 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
12212 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
12214 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12216 * targhooks.c (default_lra_p): Return true instead of false.
12218 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12220 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
12221 hook_bool_void_false.
12222 * config/avr/avr.c: Ditto.
12223 * config/bfin/bfin.c: Ditto.
12224 * config/c6x/c6x.c: Ditto.
12225 * config/cr16/cr16.c: Ditto.
12226 * config/cris/cris.c: Ditto.
12227 * config/epiphany/epiphany.c: Ditto.
12228 * config/fr30/fr30.c: Ditto.
12229 * config/frv/frv.c: Ditto.
12230 * config/h8300/h8300.c: Ditto.
12231 * config/ia64/ia64.c: Ditto.
12232 * config/iq2000/iq2000.c: Ditto.
12233 * config/lm32/lm32.c: Ditto.
12234 * config/m32c/m32c.c: Ditto.
12235 * config/m32r/m32r.c: Ditto.
12236 * config/m68k/m68k.c: Ditto.
12237 * config/mcore/mcore.c: Ditto.
12238 * config/microblaze/microblaze.c: Ditto.
12239 * config/mmix/mmix.c: Ditto.
12240 * config/mn10300/mn10300.c: Ditto.
12241 * config/moxie/moxie.c: Ditto.
12242 * config/msp430/msp430.c: Ditto.
12243 * config/nios2/nios2.c: Ditto.
12244 * config/nvptx/nvptx.c: Ditto.
12245 * config/pa/pa.c: Ditto.
12246 * config/pdp11/pdp11.c: Ditto.
12247 * config/rl78/rl78.c: Ditto.
12248 * config/sparc/sparc.c: Ditto.
12249 * config/spu/spu.c: Ditto.
12250 * config/stormy16/stormy16.c: Ditto.
12251 * config/tilegx/tilegx.c: Ditto.
12252 * config/tilepro/tilepro.c: Ditto.
12253 * config/v850/v850.c: Ditto.
12254 * config/vax/vax.c: Ditto.
12255 * config/visium/visium.c: Ditto.
12256 * config/xtensa/xtensa.c: Ditto.
12258 2016-09-14 Jakub Jelinek <jakub@redhat.com>
12261 * tsan.c: Include target.h.
12262 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
12263 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
12264 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
12265 BUILT_IN_ATOMIC_TEST_AND_SET entries.
12266 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
12268 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
12269 Martin Liska <mliska@suse.cz>
12271 PR middle-end/77574
12272 * predict.c (force_edge_cold): Add braces to a condition.
12274 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
12276 PR rtl-optimization/77289
12277 * lra-constraints.c (get_final_hard_regno): Removed.
12278 (get_hard_regno): Add new parameter final_p.
12279 (get_reg_class): Directly call lra_get_elimination_hard_regno.
12280 (operands_match_p): Adjust call to get_hard_regno.
12281 (uses_hard_regs_p): Likewise.
12282 (process_alt_operands): Likewise.
12284 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
12287 * config/msp430/msp430.c (msp430_start_function): Emit an error
12288 if a function is both weak and specifies an interrupt number.
12290 2016-09-13 Jakub Jelinek <jakub@redhat.com>
12292 PR tree-optimization/77454
12293 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
12294 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
12297 2016-09-13 Tamar Christina <tamar.christina@arm.com>
12299 * config/aarch64/aarch64-builtins.c
12300 (aarch64_init_simd_builtins): Fix builtin type signature printing.
12302 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
12304 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
12305 SFmode and SCmode arguments by reference.
12307 2016-09-13 David Malcolm <dmalcolm@redhat.com>
12309 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
12311 (selftest::test_one_liner_fixit_insert_before): ...this, and update
12312 for renaming of add_fixit_insert to add_fixit_insert_before.
12313 (selftest::test_one_liner_fixit_insert_after): New function.
12314 (selftest::test_one_liner_fixit_validation_adhoc_locations):
12315 Update for renaming of add_fixit_insert to add_fixit_insert_before.
12316 (selftest::test_one_liner_many_fixits): Likewise.
12317 (selftest::test_diagnostic_show_locus_one_liner): Update for
12318 renaming, call new test function.
12319 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
12320 renaming of add_fixit_insert to add_fixit_insert_before.
12321 (selftest::test_fixit_consolidation): Likewise.
12322 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
12324 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
12325 (selftest::test_applying_fixits_insert_before): ...this.
12326 (selftest::test_applying_fixits_insert): Update for renaming of
12327 add_fixit_insert to add_fixit_insert_before.
12328 (selftest::test_applying_fixits_insert_after): New function.
12329 (selftest::test_applying_fixits_insert_after_at_line_end): New
12331 (selftest::test_applying_fixits_insert_after_failure): New function.
12332 (selftest::test_applying_fixits_multiple): Update for renaming of
12333 add_fixit_insert to add_fixit_insert_before.
12334 (selftest::change_line): Likewise.
12335 (selftest::test_applying_fixits_unreadable_file): Likewise.
12336 (selftest::test_applying_fixits_line_out_of_range): Likewise.
12337 (selftest::test_applying_fixits_column_validation): Likewise.
12338 (selftest::test_applying_fixits_column_validation): Likewise.
12339 (selftest::edit_context_c_tests): Update for renamed test function;
12340 call new test functions.
12342 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
12344 PR tree-optimization/77536
12345 PR rtl-optimization/68212
12346 * config/rs6000/rs6000.md (div->recip splitter): Remove
12347 optimize_insn_for_speed_p condition.
12349 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
12351 * optabs.c (prepare_cmp_insn): Update documentation comment.
12353 2016-09-13 Jakub Jelinek <jakub@redhat.com>
12354 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12356 PR middle-end/77475
12357 * opts.h (candidates_list_and_hint): Declare.
12358 * opts-common.c (candidates_list_and_hint): New function.
12359 (cmdline_handle_error): Use it.
12361 2016-09-12 David Malcolm <dmalcolm@redhat.com>
12363 * edit-context.c (edited_line::get_len): New accessor.
12364 (edited_file::print_diff): Split out hunk-printing into...
12365 (edited_file::print_diff_hunk): New method.
12366 (edited_file::print_diff_line): New method.
12368 2016-09-12 Andrew Pinski <apinski@cavium.com>
12370 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
12372 * config/aarch64/aarch64.c (thunderx_tunings): Enable
12373 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
12374 (aarch64_operands_ok_for_ldpstp): Return false if
12375 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
12376 was SImode and the alignment is less than 8 byte.
12377 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
12379 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
12382 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
12384 2016-09-12 Marek Polacek <polacek@redhat.com>
12386 * doc/extend.texi: Use lowercase "boolean".
12387 * doc/invoke.texi: Likewise.
12388 * doc/md.texi: Likewise.
12389 * target.def: Likewise.
12390 * doc/tm.texi: Regenerated.
12392 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12394 PR middle-end/77426
12395 * expmed.c (synth_mult): Delete duplicate mode check.
12397 2016-09-10 Tom de Vries <tom@codesourcery.com>
12400 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
12402 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
12403 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
12405 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
12407 PR rtl-optimization/77289
12408 * lra-constraints.c (get_final_hard_regno): Add support for non hard
12409 register numbers. Remove support for subregs.
12410 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
12411 (get_reg_class): Delete removed get_final_hard_regno() argument.
12412 (uses_hard_regs_p): Call get_final_hard_regno().
12414 2016-09-09 Martin Sebor <msebor@redhat.com>
12418 * pretty-print.c (pp_quoted_string): New function.
12419 (pp_format): Call it for %c and %s directives.
12421 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12423 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
12424 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
12425 INITIAL_ELIMINATION_OFFSET) : Update documentation.
12426 * target.def (frame_pointer_required, can_eliminate): Likewise.
12427 * doc/tm.texi: Regenerated.
12428 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
12430 * df-scan.c (df_hard_reg_init): Likewise.
12431 * ira.c (ira_setup_eliminable_regset): Likewise.
12432 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
12433 init_elim_table): Likewise.
12434 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
12435 set_initial_elim_offsets, update_eliminables,
12436 init_elim_table): Likewise.
12437 * rtlanal.c (get_initial_register_offset): Likewise.
12438 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
12439 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12440 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12441 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12442 * config/fr30/fr30.h: Fix comment.
12443 * config/frv/frv.c: Likewise.
12444 * config/frv/frv.h: Likewise.
12445 * config/ft32/ft32.h: Likewise.
12446 * config/visium/visium.h: Likewise.
12447 * config/pa/pa64-linux.h: Likewise.
12448 * config/v850/v850.h: Likewise.
12449 * config/cris/cris.c: Likewise.
12450 * config/ia64/ia64.h: Likewise.
12451 * config/moxie/moxie.h: Likewise.
12452 * config/m32r/m32r.h: Likewise.
12454 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
12457 * config.in: Regenerate.
12458 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
12460 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
12461 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
12462 static-libmpxwrappers case.
12463 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
12464 MPX_LD_AS_NEEDED_GUARD_POP.
12465 * configure: Regenerate.
12466 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
12467 defined if linker support "--push-state"/"--pop-state".
12469 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
12471 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
12473 2016-09-09 Joseph Myers <joseph@codesourcery.com>
12475 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
12476 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
12477 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
12478 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
12479 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
12480 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
12481 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
12483 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
12484 width macros from TS 18661-1.
12485 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
12487 2016-09-08 Jakub Jelinek <jakub@redhat.com>
12490 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
12491 OMP_CLAUSE_SAFELEN_EXPR.
12493 2016-09-07 David Malcolm <dmalcolm@redhat.com>
12495 * Makefile.in (OBJS): Add substring-locations.o.
12496 * langhooks-def.h (class substring_loc): New forward decl.
12497 (lhd_get_substring_location): New decl.
12498 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
12499 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
12500 * langhooks.c (lhd_get_substring_location): New function.
12501 * langhooks.h (class substring_loc): New forward decl.
12502 (struct lang_hooks): Add field get_substring_location.
12503 * substring-locations.c: New file, taking definition of
12504 format_warning_va and format_warning_at_substring from
12505 c-family/c-format.c, making them non-static.
12506 * substring-locations.h (class substring_loc): Move class here
12507 from c-family/c-common.h. Add and rewrite comments.
12508 (format_warning_va): New decl.
12509 (format_warning_at_substring): New decl.
12510 (get_source_location_for_substring): Add comment.
12512 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
12514 * config/i386/i386.c: Add 'U' suffix to processor feature bits
12515 to avoid -Wnarrowing warning.
12516 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
12517 * opts.c: Likewise for SANITIZER_OPT bitmasks.
12519 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
12521 * config/aarch64/aarch64.c (aarch64_legitimize_address):
12522 Avoid use of base_offset if offset already in range.
12524 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
12526 * config/sh/sh-protos.h (struct sh_atomic_model,
12527 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
12528 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
12529 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
12530 * config/sh/sh.h (struct sh_atomic_model,
12531 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
12532 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
12533 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
12534 Guard with __cplusplus.
12536 2016-09-06 Jakub Jelinek <jakub@redhat.com>
12539 * config/i386/i386.c (ix86_expand_builtin): For builtin with
12540 unsupported or unknown ISA, use expand_call.
12542 2016-09-06 Martin Liska <mliska@suse.cz>
12544 PR gcov-profile/77378
12545 PR gcov-profile/77466
12546 * tree-profile.c (tree_profiling): Detect whether target can use
12547 -fprofile-update=atomic.
12549 2016-09-06 Richard Biener <rguenther@suse.de>
12551 PR tree-optimization/77479
12552 * tree-vrp.c (update_value_range): Extend overflow handling to
12555 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12558 * config/i386/i386.md (isa): Add x64_avx512bw.
12559 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
12560 (kmov_isa): New mode attr.
12561 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
12562 (*zero_extend<mode>si2): Likewise.
12563 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
12565 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
12567 * doc/invoke.texi (SPU Options): nops -> NOPs.
12568 (x86 Options): Ditto.
12570 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12572 PR middle-end/77475
12573 * toplev.c (process_options): Temporarily set input_location
12574 to UNKNOWN_LOCATION around targetm.target_option.override () call.
12576 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
12578 PR rtl-optimization/77452
12579 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
12580 inner-mode reference to a CONST_VECTOR constant in the constant pool.
12582 2016-09-05 Marek Polacek <polacek@redhat.com>
12585 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
12587 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12590 * gensupport.c (alter_output_for_subst_insn): Remove redundant
12591 *insn_out == '*' test. Don't copy unnecessary to yet another
12592 memory buffer, and don't leak it.
12594 PR rtl-optimization/77425
12595 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
12597 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
12599 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
12601 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12603 * common.opt (fdiagnostics-generate-patch): New option.
12604 * diagnostic.c: Include "edit-context.h".
12605 (diagnostic_initialize): Initialize context->edit_context_ptr.
12606 (diagnostic_finish): Delete context->edit_context_ptr.
12607 (diagnostic_report_diagnostic): Add fix-it hints from the
12608 diagnostic to context->edit_context_ptr, if any.
12609 * diagnostic.h (class edit_context): Add forward decl.
12610 (struct diagnostic_context): Add field "edit_context_ptr".
12611 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
12612 -fdiagnostics-generate-patch.
12613 (-fdiagnostics-generate-patch): New item.
12614 * toplev.c: Include "edit-context.h".
12615 (process_options): Set global_dc->edit_context_ptr to a new
12616 edit_context if the options need one.
12617 (toplev::main): Handle -fdiagnostics-generate-patch by using
12618 global_dc->edit_context_ptr.
12620 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12623 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
12624 map and firstprivate clauses on target construct for _Atomic
12626 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
12627 on target construct for _Atomic qualified decls.
12628 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
12630 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
12631 _Atomic qualified arguments not mentioned in uniform clause.
12633 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12635 * Makefile.in (OBJS-libcommon): Add edit-context.o.
12636 * diagnostic-color.c (color_dict): Add "diff-filename",
12637 "diff-hunk", "diff-delete", and "diff-insert".
12638 (parse_gcc_colors): Update default value of GCC_COLORS in comment
12639 to reflect above changes.
12640 * doc/invoke.texi (-fdiagnostics-color): Update description of
12641 default GCC_COLORS, and of the supported capabilities.
12642 * edit-context.c: New file.
12643 * edit-context.h: New file.
12644 * input.c (struct fcache): Add field "missing_trailing_newline".
12645 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
12647 (add_file_to_cache_tab): Likewise.
12648 (fcache::fcache): Likewise.
12649 (get_next_line): Update c->missing_trailing_newline.
12650 (location_missing_trailing_newline): New function.
12651 * input.h (location_missing_trailing_newline): New decl.
12652 * selftest-run-tests.c (selftest::run_tests): Call
12653 edit_context_c_tests.
12654 * selftest.h (edit_context_c_tests): New decl.
12656 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12657 Richard Biener <rguenth@suse.de>
12659 PR tree-optimization/77444
12660 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
12661 as steptype, remove redundant initialization.
12663 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12666 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
12667 (sanopt_optimize_walker): Optimize away
12668 __asan_before_dynamic_init (...) followed by
12669 __asan_after_dynamic_init () without intervening memory loads/stores.
12670 * ipa-pure-const.c (special_builtin_state): Handle
12671 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
12672 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
12674 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12676 * cfg.c (free_original_copy_tables): Replace second assignment of
12677 bb_copy = NULL by bb_original = NULL.
12679 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12682 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
12683 assignment added in r216794.
12685 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12687 * Makefile.in (OBJS): Add typed-splay-tree.o.
12688 * selftest-run-tests.c (selftest::run_tests): Call
12689 typed_splay_tree_c_tests.
12690 * selftest.h (typed_splay_tree_c_tests): New decl.
12691 * typed-splay-tree.c: New file.
12692 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
12693 (typed_splay_tree::max): New method.
12694 (typed_splay_tree::min): New method.
12695 (typed_splay_tree::foreach): New method.
12696 (typed_splay_tree::closure): New struct.
12697 (typed_splay_tree::inner_foreach_fn): New function.
12699 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12701 * ipa-cp.c (ipcp_store_bits_results): Change option name from
12702 -fipa-cp-bit to -fipa-bit-cp.
12704 2016-09-01 Martin Sebor <msebor@redhat.com>
12706 PR tree-optimization/71831
12707 * tree-object-size.h: Return bool instead of the size and add
12708 argument for the size.
12709 * tree-object-size.c (compute_object_offset): Update signature.
12710 (addr_object_size): Same.
12711 (compute_builtin_object_size): Return bool instead of the size
12712 and add argument for the size. Handle POINTER_PLUS_EXPR when
12713 optimization is disabled.
12714 (expr_object_size): Adjust.
12715 (plus_stmt_object_size): Adjust.
12716 (pass_object_sizes::execute): Adjust.
12717 * builtins.c (fold_builtin_object_size): Adjust.
12718 * doc/extend.texi (Object Size Checking): Update.
12719 * ubsan.c (instrument_object_size): Adjust.
12721 2016-09-01 Martin Sebor <msebor@redhat.com>
12723 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
12724 it fits the output of the formatted function regardless of its
12726 * genmodes.c (parser::parse_expr): Same.
12727 * gimplify.c (gimplify_asm_expr): Same.
12728 * passes.c (pass_manager::register_one_dump_file): Same.
12729 * print-tree.c (print_node): Same.
12731 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12733 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
12735 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12737 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
12739 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12741 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
12742 * config/rs6000/vector.md: Ditto.
12743 * config/rs6000/vsx.md: Ditto.
12745 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12747 * ipa-inline-analysis.c (param_change_prob): Get to the base object
12748 first in all cases.
12750 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12752 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
12753 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
12754 *return_and_restore_gpregs_<mode>_r11,
12755 *return_and_restore_gpregs_<mode>_r12,
12756 *return_and_restore_gpregs_<mode>_r1,
12757 *return_and_restore_fpregs_<mode>_r11,
12758 *return_and_restore_fpregs_<mode>_r12,
12759 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
12760 directly instead of via the "l" constraint. Renumber operands.
12763 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12765 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
12766 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
12767 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
12768 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
12769 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
12770 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
12771 *call_value_nonlocal_darwin64, reload_macho_picbase,
12772 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
12773 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
12774 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
12775 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
12776 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
12777 *save_fpregs_<mode>_r1): Ditto.
12778 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
12779 *return_and_restore_gpregs_spe): Ditto.
12781 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12783 * config/rs6000/rs6000.md
12784 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
12785 the use of the link register.
12786 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
12788 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12789 Michael Meissner <meissner@linux.vnet.ibm.com>
12792 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
12793 reg+reg addressing for TImode.
12794 (rs6000_legitimate_address_p): Only allow register indirect
12795 addressing for TImode, even without TARGET_QUAD_MEMORY.
12797 2016-09-01 Richard Biener <rguenther@suse.de>
12799 PR middle-end/77436
12800 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
12801 check whether the result fits the desired result type.
12803 2016-09-01 Nathan Sidwell <nathan@acm.org>
12805 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
12807 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
12809 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
12811 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
12813 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12815 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
12816 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
12817 for comparisons of integer ZERO_EXTEND against zero.
12819 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12821 * config/i386/i386.c (ix86_option_override_internal): Also disable the
12822 STV pass if -mstackrealign is enabled.
12824 2016-08-31 Ilya Verbin <iverbin@gmail.com>
12826 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
12829 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12831 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
12832 (layout_range::intersects_line_p): New method.
12833 (test_range_contains_point_for_single_point): Rename to...
12834 (test_layout_range_for_single_point): ...this, and add testing
12835 for layout_range::intersects_line_p.
12836 (test_range_contains_point_for_single_line): Rename to...
12837 (test_layout_range_for_single_line): ...this, and add testing
12838 for layout_range::intersects_line_p.
12839 (test_range_contains_point_for_multiple_lines): Rename to...
12840 (test_layout_range_for_multiple_lines): ...this, and add testing
12841 for layout_range::intersects_line_p.
12842 (layout::layout): Populate m_fixit_hints.
12843 (layout::get_expanded_location): Handle the case of a line-span
12845 (layout::validate_fixit_hint_p): New method.
12846 (get_line_span_for_fixit_hint): New function.
12847 (layout::calculate_line_spans): Add spans for fixit-hints.
12848 (layout::should_print_annotation_line_p): New method.
12849 (layout::print_any_fixits): Drop param "richloc", instead using
12850 validated fixits in m_fixit_hints. Add "const" to hint pointers.
12851 (diagnostic_show_locus): Avoid printing blank annotation lines.
12852 (selftest::test_diagnostic_context::test_diagnostic_context):
12853 Initialize show_column and start_span.
12854 (selftest::test_diagnostic_context::start_span_cb): New static
12856 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
12857 (selftest::diagnostic_show_locus_c_tests): Update for function
12858 renamings. Call test_diagnostic_show_locus_fixit_lines.
12860 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12862 PR tree-optimization/73714
12863 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
12865 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12867 * selftest.c: Move "namespace selftest {" to top of file,
12868 removing explicit "selftest::" qualifiers throughout.
12870 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12872 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
12874 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
12875 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
12876 Replace builtin with vector extension.
12877 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
12879 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
12880 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
12881 Replace builtin with vector extension.
12882 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
12883 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
12884 Replace builtin with vector extension.
12885 * config/i386/xmmintrin.h (__m128_u): New type.
12886 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
12887 (_mm_load_ps, _mm_store_ps): Simplify.
12889 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
12891 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
12893 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12895 * diagnostic-show-locus.c (colorizer::begin_state): Support more
12896 than 3 ranges per diagnostic by alternating between color 1 and
12898 (layout::layout): Replace use of rich_location::MAX_RANGES
12899 with richloc->get_num_locations ().
12900 (layout::calculate_line_spans): Replace use of
12901 rich_location::MAX_RANGES with m_layout_ranges.length ().
12902 (layout::print_annotation_line): Handle arbitrary numbers of
12903 ranges in caret-printing by defaulting to '^'.
12904 (selftest::test_one_liner_many_fixits): New function.
12905 (test_diagnostic_show_locus_one_liner): Call it.
12906 * diagnostic.c (diagnostic_initialize): Update for renaming
12907 of rich_location::MAX_RANGES to
12908 rich_location::STATICALLY_ALLOCATED_RANGES.
12909 * diagnostic.h (struct diagnostic_context): Likewise.
12911 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12913 * selftest.c (selftest::named_temp_file::named_temp_file): New
12915 (selftest::temp_source_file::~temp_source_file): Move to...
12916 (selftest::named_temp_file::~named_temp_file): ...here.
12917 (selftest::test_named_temp_file): New function.
12918 (selftest::selftest_c_tests): Call test_named_temp_file.
12919 * selftest.h (class named_temp_file): New class.
12920 (class temp_source_file): Convert to a subclass of named_temp_file.
12922 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
12924 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
12925 USEs of LR_REGNO in returns and sibcalls.
12926 (rs6000_output_mi_thunk): Similar.
12927 (rs6000_sibcall_aix): Similar.
12928 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
12929 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
12930 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
12931 Remove the USE of LR_REGNO from the patterns as well. Delete an
12933 (return_internal_<mode>): Delete.
12935 2016-08-30 Tamar Christina <tamar.christina@arm.com>
12937 * config/aarch64/aarch64-simd.md
12938 (aarch64_ld2<mode>_dreg_le): New.
12939 (aarch64_ld2<mode>_dreg_be): New.
12940 (aarch64_ld2<mode>_dreg): Removed.
12941 (aarch64_ld3<mode>_dreg_le): New.
12942 (aarch64_ld3<mode>_dreg_be): New.
12943 (aarch64_ld3<mode>_dreg): Removed.
12944 (aarch64_ld4<mode>_dreg_le): New.
12945 (aarch64_ld4<mode>_dreg_be): New.
12946 (aarch64_ld4<mode>_dreg): Removed.
12947 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
12949 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12951 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
12952 redundant location param.
12953 (test_one_liner_fixit_remove): Likewise.
12954 (test_one_liner_fixit_replace): Likewise.
12955 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
12956 * gcc-rich-location.c
12957 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
12958 get_range_from_loc. Drop overload taking a const char *.
12959 * gcc-rich-location.h
12960 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
12963 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12965 * config/linux.c (linux_libc_has_function): Return true on musl.
12967 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12969 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
12971 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
12973 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
12974 used for abnormal egdes.
12976 2016-08-30 Jakub Jelinek <jakub@redhat.com>
12978 PR tree-optimization/72866
12979 * tree-vect-patterns.c (search_type_for_mask): Turn into
12980 a small wrapper, move all code to ...
12981 (search_type_for_mask_1): ... this new function. Add caching
12982 and adjust recursive calls.
12985 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
12986 instead of lookup_type_die (type_main_variant (type)) even for array
12989 PR middle-end/77377
12990 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
12991 constant pool reference return x instead of c.
12993 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
12995 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
12998 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13001 (selftest::test_make_location_nonpure_range_endpoints): Fix
13004 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13006 * diagnostic-show-locus.c
13007 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
13009 (selftest::test_diagnostic_show_locus_one_liner): Call it.
13010 * input.c (get_pure_location): Move to libcpp/line-map.c.
13011 * input.h (get_pure_location): Convert decl to an inline function
13012 calling implementation in libcpp.
13014 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
13017 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
13018 template for intel asm dialect.
13019 (vec_set_hi_<mode><mask_name>): Ditto.
13021 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13023 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
13024 (selftest::fail_formatted): Likewise.
13026 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13028 * input.c (make_location): Call get_start and get_finish
13029 on the endpoints to avoid storing packed ranges or ad-hoc
13031 (selftest::test_make_location_nonpure_range_endpoints): New function.
13032 (selftest::input_c_tests): Call it.
13033 * input.h (get_start): New inline function.
13035 2016-08-29 Tom de Vries <tom@codesourcery.com>
13038 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
13041 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
13043 * Makefile.in (gcov-iov.h): Add dummy recipe.
13045 2016-08-29 Nathan Sidwell <nathan@acm.org>
13047 * config/nvptx/nvptx.c: #include tree-vrp.h.
13049 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
13052 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
13053 HIGH+LO construct during reload.
13055 2016-08-28 Tom de Vries <tom@codesourcery.com>
13058 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
13059 'sysv_abi va_list' attribute.
13060 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
13061 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
13064 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13066 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
13067 * emit-rtl.c (unshare_all_rtl_1): Adjust.
13068 (unshare_all_rtl_again): Likewise.
13069 * function.c (assign_stack_local_1): Likewise.
13070 (assign_stack_temp_for_type): Likewise.
13072 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13074 * cfgbuild.c (make_edges): Adjust.
13075 * cfgrtl.c (can_delete_label_p): Likewise.
13076 * dwarf2cfi.c (create_trace_edges): Likewise.
13077 * except.c (sjlj_emit_dispatch_table): Likewise.
13078 * function.h (struct expr_status): make x_forced_labels a vector.
13079 * jump.c (rebuild_jump_labels_1): Adjust.
13080 * reload1.c (set_initial_label_offsets): Likewise.
13081 * stmt.c (force_label_rtx): Likewise.
13082 (expand_label): Likewise.
13084 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13086 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
13088 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
13090 PR tree-optimization/71077
13091 PR tree-optimization/68542
13092 * fold-const.c (fold_relational_const): Fix folding of
13093 VECTOR_CST comparisons that have a scalar boolean result type.
13094 (selftest::test_vector_folding): New static function.
13095 (selftest::fold_const_c_tests): Call it.
13097 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
13099 * doc/extend.texi (SPU Built-in Functions): Remove stale
13100 references to material formerly at IBM and Sony.
13102 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
13105 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
13107 2016-08-26 David Malcolm <dmalcolm@redhat.com>
13109 * diagnostic-show-locus.c
13110 (selftest::test_fixit_consolidation): New function.
13111 (selftest::diagnostic_show_locus_c_tests): Call it.
13112 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
13113 constructor based on source_range.
13115 2016-08-26 David Malcolm <dmalcolm@redhat.com>
13117 * diagnostic-color.c (color_dict): Add "fixit-insert" and
13119 (parse_gcc_colors): Update description of default GCC_COLORS.
13120 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
13121 (colorizer::set_fixit_insert): New method.
13122 (colorizer::set_fixit_delete): New method.
13123 (colorizer::get_color_by_name): New method.
13124 (colorizer::STATE_FIXIT_INSERT): New constant.
13125 (colorizer::STATE_FIXIT_DELETE): New constant.
13126 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
13127 fields in favor of new field "m_stop_color". Add fields
13128 "m_fixit_insert" and "m_fixit_delete".
13129 (colorizer::colorizer): Update for above changes. Replace
13130 colorize_start calls with calls to get_color_by_name.
13131 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
13132 STATE_FIXIT_DELETE. Update for field renamings.
13133 (colorizer::finish_state): Simplify by using m_stop_color,
13134 rather than multiple identical "*_ce" fields.
13135 (colorizer::get_color_by_name): New method.
13136 (layout::print_any_fixits): Print insertions and replacements
13137 using the "fixit-insert" color, and deletions using the
13138 "fixit-delete" color.
13139 * doc/invoke.texi (-fdiagnostics-color): Update description of
13140 default GCC_COLORS, and of the supported capabilities.
13142 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
13144 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
13145 current_function_static_stack_size variable with the static
13146 stack frame size of the current function when
13147 flag_stack_usage_info is enabled.
13149 2016-08-26 Nathan Sidwell <nathan@acm.org>
13151 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
13152 assignment inside if condition.
13154 2016-08-26 Richard Biener <rguenther@suse.de>
13156 PR tree-optimization/69047
13157 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
13158 extracts similar to what FRE does.
13159 (non_rewritable_mem_ref_base): Likewise.
13161 2016-08-26 Joseph Myers <joseph@codesourcery.com>
13163 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
13164 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
13165 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13166 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13167 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
13169 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13170 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13171 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13172 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
13173 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13175 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13178 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
13179 reservation duration to 15 cycles.
13180 (cortex_a8_vfp_macs): Likewise.
13181 (cortex_a8_vfp_macd): Likewise.
13182 (cortex_a8_vfp_divs): Likewise.
13183 (cortex_a8_vfp_divd): Likewise.
13185 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13187 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
13188 (aarch_macro_fusion_pair_p): Use above to avoid early return.
13190 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13191 Martin Jambhor <mjambor@suse.cz>
13193 * common.opt: New option -fipa-bit-cp.
13194 * doc/invoke.texi: Document -fipa-bit-cp.
13195 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
13196 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
13197 * tree-ssa-ccp.h: New header file.
13198 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
13199 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
13200 Replace all occurences of tree parameter by two new params: signop, int.
13201 (bit_value_unop_1): Change to bit_value_unop and export it.
13202 Replace all occurences of tree parameter by two new params: signop,
13204 (bit_value_binop): Change call from bit_value_binop_1 to
13206 (bit_value_assume_aligned): Likewise.
13207 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
13208 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
13210 (ccp_finalize): Skip processing if val->mask == 0.
13211 * ipa-cp.c: Include tree-ssa-ccp.h
13212 (ipcp_bits_lattice): New class.
13213 (ipcp_param_lattice (bits_lattice): New member.
13214 (print_all_lattices): Call ipcp_bits_lattice::print.
13215 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
13216 (initialize_node_lattices): Likewise.
13217 (propagate_bits_accross_jump_function): New function.
13218 (propagate_constants_accross_call): Call
13219 propagate_bits_accross_jump_function.
13220 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
13221 (ipcp_store_bits_results): New function.
13222 (ipcp_driver): Call ipcp_store_bits_results.
13223 * ipa-prop.h (ipa_bits): New struct.
13224 (ipa_jump_func): Add new member bits of type ipa_bits.
13225 (ipa_param_descriptor): Change decl to decl_or_type.
13226 (ipa_get_param): Change decl to decl_or_type and assert on
13228 (ipa_get_type): New function.
13229 (ipcp_transformation_summary): New member bits.
13230 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
13231 (ipa_populate_param_decls): Likewise.
13232 (ipa_dump_param): Likewise.
13233 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
13235 (ipa_set_jf_unknown): Set ipa_bits::known to false.
13236 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
13238 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
13239 (ipa_write_jump_function): Add streaming for ipa_bits.
13240 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
13241 (write_ipcp_transformation_info): Add streaming for ipa_bits
13242 summary for ltrans.
13243 (read_ipcp_transfomration_info): Add support for reading streamed
13245 (ipcp_update_bits): New function.
13246 (ipcp_transform_function): Call ipcp_update_bits.
13248 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
13250 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
13251 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
13253 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
13255 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
13257 2016-08-25 Richard Biener <rguenther@suse.de>
13259 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
13260 Only add locations in late dwarf.
13261 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
13262 (dwarf2out_early_finish): But do it here.
13264 2016-08-24 Michael Collison <michael.collison@linaro.org>
13265 Michael Collison <michael.collison@arm.com>
13267 * config/arm/arm-modes.def: Add new condition code mode CC_V
13268 to represent the overflow bit.
13269 * config/arm/arm.c (maybe_get_arm_condition_code):
13270 Add support for CC_Vmode.
13271 (arm_gen_unlikely_cbranch): New function to generate common
13272 rtl conditional branches for overflow patterns.
13273 * config/arm/arm-protos.h: Add prototype for
13274 arm_gen_unlikely_cbranch.
13275 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
13276 addsi3_compareV_upper): New patterns to support signed
13277 builtin overflow add operations.
13278 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
13279 New patterns to support unsigned builtin add overflow operations.
13280 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
13281 builtin overflow subtract operations,
13282 (usubv<mode>4): New patterns to support unsigned builtin subtract
13283 overflow operations.
13284 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
13285 to support builtin overflow negate operations.
13287 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13290 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13292 * explow.c (get_dynamic_stack_size): Take known alignment of stack
13293 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
13296 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
13298 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
13299 MULTILIB_OPTIONS should be used. Small wording fixes.
13300 * genmultilib: Memorize set of all option combinations in
13301 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
13302 found in MULTILIB_OPTIONS by checking if option set is listed in
13303 combination_space. Output new and existing error message to stderr.
13305 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
13307 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
13308 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
13309 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
13310 (MULTILIB_REUSE): Remove reuse rules for option set including
13311 -mfpu=fp-armv8 and -mfpu=vfpv4
13313 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
13315 * config/arm/t-rtems: Add vfp multilib.
13317 2016-08-23 Ian Lance Taylor <iant@golang.org>
13319 * config/s390/s390.c (s390_asm_file_start): Call
13320 default_file_start.
13322 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13324 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
13325 initialization of all 0's to the 0 constant, instead of directly
13326 generating XOR. Add support for V4SImode vector initialization on
13327 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
13328 initialization. Change variables used in V4SFmode vector
13329 intialization. For V4SFmode vector splat on ISA 3.0, make sure
13330 any memory addresses are in index form. Add support for using
13331 VSPLTH/VSPLTB to initialize vector short and vector char vectors
13332 with all of the same element.
13333 (regno_or_subregno): New helper function to return a register
13334 number for either REG or SUBREG.
13335 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
13336 Use regno_or_subregno where possible.
13337 (rs6000_split_v4si_init_di_reg): New helper function to build up a
13338 DImode value from two SImode values in order to generate V4SImode
13339 vector initialization on 64-bit systems with direct move.
13340 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
13342 (rtx_is_swappable_p): V4SImode vector initialization insn is not
13344 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
13346 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
13347 attributes to initialize V8HImode and V16QImode vectors with the
13349 (VSX_SPLAT_COUNT): Likewise.
13350 (VSX_SPLAT_SUFFIX): Likewise.
13351 (UNSPEC_VSX_VEC_INIT): New unspec.
13352 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
13353 Allow SFmode values to come from Altivec registers.
13354 (vsx_init_v4si): New insn/split for V4SImode vector initialization
13355 on 64-bit systems with direct move.
13356 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
13357 vector initializations, to allow V4SImode vector initializations
13358 on 64-bit systems with direct move.
13359 (vsx_splat_v4si): Likewise.
13360 (vsx_splat_v4si_di): Likewise.
13361 (vsx_splat_v4sf): Likewise.
13362 (vsx_splat_v4sf_internal): Likewise.
13363 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
13365 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
13366 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
13367 initializing V8HImode and V16QImode vectors with the same
13369 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
13370 optimization if -maltivec=be.
13372 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
13374 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
13375 attribute for alternatives 3 and 4.
13377 2016-08-23 David Malcolm <dmalcolm@redhat.com>
13379 * selftest.c (selftest::assert_str_contains): New function.
13380 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
13381 * selftest.h (selftest::assert_str_contains): New decl.
13382 (ASSERT_STR_CONTAINS): New macro.
13384 2016-08-23 Richard Biener <rguenther@suse.de>
13386 PR tree-optimization/77286
13387 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
13389 (vect_transform_loop): Split exit edges of loop and scalar
13390 loop if required and at the appropriate time.
13392 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13394 * explow.c (get_dynamic_stack_size): Take known alignment of stack
13395 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
13397 Correct a typo in a comment.
13399 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13401 * config/s390/s390.md ("*andc_split"): New splitter for and with
13404 2016-08-23 Richard Biener <rguenther@suse.de>
13406 PR tree-optimization/27336
13407 * tree-vrp.c (infer_value_range): Handle stmts that can throw
13408 by looking for a non-EH edge.
13409 (process_assert_insertions_for): Likewise.
13411 2016-08-23 Richard Biener <rguenther@suse.de>
13413 PR middle-end/77305
13414 * statistics.c (statistics_counter_event): Robustify against
13417 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13419 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
13420 for targets amdfam10 and barcelona.
13422 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
13424 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
13425 (zero_extend<mode>di2): Ditto.
13426 (*zero_extend<mode>si2): Ditto.
13427 (*zero_extendqihi2): Ditto.
13429 2016-08-22 Joseph Myers <joseph@codesourcery.com>
13431 PR middle-end/77269
13432 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
13433 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
13435 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
13437 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
13438 identical consecutive elements.
13439 [SSA_NAME]: Print the name's def stmt on its own line. When printing
13440 the node's def stmt, avoid printing an unwanted trailing newline by
13441 replacing the call to print_gimple_stmt() with its inlined body and
13442 adjusting it to not set pp_needs_newline and to call pp_flush()
13443 instead of pp_newline_and_flush().
13445 2016-08-22 Joseph Myers <joseph@codesourcery.com>
13447 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
13448 (float32_type_node, float64_type_node, float32x_type_node)
13449 (float128x_type_node): New macros.
13450 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
13451 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
13452 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
13453 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
13454 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
13455 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
13456 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
13457 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
13458 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
13459 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
13460 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
13461 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
13462 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
13463 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
13464 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
13465 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
13466 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
13467 (copysign, fabs, huge_val, inf, nan, nans): Use it.
13468 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
13470 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
13471 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
13472 * doc/extend.texi (Other Builtins): Document these built-in
13474 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
13477 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
13479 * doc/install.texi (Binaries): www.opencsw.org now uses https.
13481 2016-08-22 Richard Biener <rguenther@suse.de>
13483 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
13485 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
13488 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
13489 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
13490 non-SSE2 athlons only, otherwise prefer SSE prefetches.
13492 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13494 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
13495 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
13496 (vrp_visit_switch_stmt): Likewise.
13497 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
13498 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
13499 (vrp_visit_stmt): Use extract_range_from_stmt.
13500 (vrp_visit_phi_node): Use extract_range_from_phi_node.
13502 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13504 * Makefile.in: Add tree-vrp.h to GTFILES.
13505 * gengtype.c (open_base_files): Add tree-vrp.h.
13506 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
13507 * builtins.c: Likewise.
13508 * fold-const.c: Likewise.
13509 * gimple-builder.c: Likewise.
13510 * gimple-laddress.c: Likewise.
13511 * hsa-gen.c: Likewise.
13512 * internal-fn.c: Likewise.
13514 * targhooks.c: Liewise,
13515 * tree-ssa-address.c: Likewise.
13516 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
13517 * tree-vrp.c (struct value_range): Move to tree-vrp.h
13518 * tree-vrp.h: New file.
13520 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13522 PR tree-optimization/61839
13523 * tree-vrp.c (two_valued_val_range_p): New.
13524 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
13525 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
13526 Also Convert VAR BINOP CST where VAR is two-valued to
13527 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
13529 2016-08-19 David Malcolm <dmalcolm@redhat.com>
13531 * diagnostic-show-locus.c
13532 (layout::annotation_line_showed_range_p): New method.
13533 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
13534 Reimplement case fixit_hint::REPLACE to cover removals, and
13535 replacements where the range of the replacement isn't one
13536 of the ranges in the rich_location.
13537 (test_one_liner_fixit_replace): Likewise.
13538 (selftest::test_one_liner_fixit_replace_non_equal_range): New
13540 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
13542 (selftest::test_diagnostic_show_locus_one_liner): Call the new
13544 * diagnostic.c (print_parseable_fixits): Remove case
13545 fixit_hint::REMOVE.
13547 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
13550 * config/i386/i386.c (ix86_option_override_internal): Remove
13551 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
13552 Enable SSE prefetch also for TARGET_PREFETCHWT1.
13553 Do not try to enable TARGET_PRFCHW ISA flag here.
13554 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
13555 Rewrite expander function body.
13556 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
13558 2016-08-19 Joseph Myers <joseph@codesourcery.com>
13561 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
13562 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
13563 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
13564 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
13565 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
13566 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
13567 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
13568 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
13569 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
13571 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
13573 (struct floatn_type_info): New structure type.
13574 (floatn_nx_types): New variable declaration.
13575 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
13576 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
13577 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
13578 * tree.c (floatn_nx_types): New variable.
13579 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
13580 corresponding complex types.
13581 * target.def (floatn_mode): New hook.
13582 * targhooks.c: Include "real.h".
13583 (default_floatn_mode): New function.
13584 * targhooks.h (default_floatn_mode): New prototype.
13585 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
13587 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
13588 effective-target and dg-add-options keywords.
13589 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
13590 Document new effective-target keywords.
13591 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
13592 * doc/tm.texi: Regenerate.
13593 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
13594 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
13595 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
13597 * real.h (struct real_format): Add field ieee_bits.
13598 * real.c (ieee_single_format, mips_single_format)
13599 (motorola_single_format, spu_single_format, ieee_double_format)
13600 (mips_double_format, motorola_double_format)
13601 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
13602 (ieee_extended_intel_128_format)
13603 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
13604 (mips_extended_format, ieee_quad_format, mips_quad_format)
13605 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
13606 (decimal_double_format, decimal_quad_format, ieee_half_format)
13607 (arm_half_format, real_internal_format: Initialize ieee_bits
13609 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
13610 float128_type_node. Set float80_type_node to float64x_type_node
13611 if appropriate and long_double_type_node not appropriate.
13612 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
13613 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
13614 Initialize ieee_bits field.
13615 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
13616 (rs6000_init_builtins): Set ieee128_float_type_node to
13617 float128_type_node.
13618 (rs6000_floatn_mode): New function.
13620 2016-08-19 Jakub Jelinek <jakub@redhat.com>
13622 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
13623 _rdseed64_step): Uglify argument names and/or local variable names
13624 in inline functions.
13625 * config/i386/rtmintrin.h (_xabort): Likewise.
13626 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
13627 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
13628 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
13629 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
13630 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
13631 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
13632 _mm_maskz_ternarylogic_epi32): Likewise.
13633 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
13634 __lwpins32, __lwpins64): Likewise.
13635 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
13636 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
13637 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
13638 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
13639 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
13640 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
13641 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
13642 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
13643 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
13644 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
13645 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
13646 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
13647 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
13648 _mm256_mask_i64gather_epi32): Likewise.
13649 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
13650 * config/i386/ia32intrin.h (__writeeflags): Likewise.
13651 * config/i386/pkuintrin.h (_wrpkru): Likewise.
13652 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
13653 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
13654 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
13655 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
13656 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
13657 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
13658 _mm512_mask_prefetch_i64scatter_ps): Likewise.
13659 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
13660 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
13661 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
13662 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
13663 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
13664 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
13665 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
13666 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
13668 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
13670 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
13671 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
13673 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
13674 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
13676 (_rdpkru_u32): Add space after function name.
13678 * config/i386/t-i386 (i386-c.o): Don't depend on
13679 i386-builtin-types.inc.
13680 (i386.o): Depend on i386-builtin-types.inc.
13682 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
13685 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
13686 Use const_vec_duplicate to check for duplicated elements.
13688 2016-08-19 Richard Biener <rguenther@suse.de>
13690 PR tree-optimization/77290
13691 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13692 Fix flag_tree_parallelize_loops check.
13694 2016-08-19 Richard Biener <rguenther@suse.de>
13696 * match.pd (x | 0 -> x): Add.
13698 2016-08-19 Richard Biener <rguenther@suse.de>
13700 PR tree-optimization/77286
13701 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13702 Deal with virtual PHIs being out-of-order.
13704 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13706 * doc/invoke.texi (fverbose-asm): Note that source code lines
13707 are emitted, and provide an example.
13708 * final.c (asm_show_source): New function.
13709 (final_scan_insn): Call asm_show_source.
13711 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13713 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
13714 param with diagnostic_kind.
13715 (class colorizer): Similarly replace field m_diagnostic with
13717 (colorizer::colorizer): Replace diagnostic
13718 param with diagnostic_kind.
13719 (colorizer::begin_state): Update for above field change.
13720 (layout::layout): Replace diagnostic param with rich_location *
13721 and diagnostic_kind.
13722 (diagnostic_show_locus): Replace diagnostic param with richloc
13723 and diagnostic_kind.
13724 (class selftest::test_diagnostic_context): New class.
13725 (selftest::test_diagnostic_show_locus_unknown_location): New
13727 (selftest::test_one_liner_simple_caret): New function.
13728 (selftest::test_one_liner_caret_and_range): New function.
13729 (selftest::test_one_liner_multiple_carets_and_ranges): New
13731 (selftest::test_one_liner_fixit_remove): New function.
13732 (selftest::test_one_liner_fixit_replace): New function.
13733 (selftest::test_diagnostic_show_locus_one_liner): New function.
13734 (selftest::diagnostic_show_locus_c_tests): Call the new test
13736 * diagnostic.c (diagnostic_initialize): Initialize
13737 colorize_source_p, show_ruler_p and parseable_fixits_p.
13738 (default_diagnostic_finalizer): Update for change to
13739 diagnostic_show_locus.
13740 (diagnostic_append_note): Likewise.
13741 * diagnostic.h (diagnostic_show_locus): Replace
13742 const diagnostic_info * param with location * and diagnostic_t.
13744 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13746 * input.c (saved_line_table): New global.
13747 (class selftest::temp_line_table): Rename to line_table_test and
13748 move declaration to selftest.h, and drop field m_old_line_table.
13749 (selftest::temp_line_table::temp_line_table): Rename ctor to...
13750 (selftest::line_table_test::line_table_test): ...this. Add a
13751 default ctor. Store current value of line_table within
13753 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
13754 (selftest::line_table_test::~line_table_test): ...this, and
13755 restore line_table from the saved_line_table, rather than
13757 (selftest::test_accessing_ordinary_linemaps): Update for above
13759 (selftest::test_lexer): Likewise.
13760 (struct selftest::lexer_test): Likewise.
13761 (selftest::lexer_test::lexer_test): Likewise.
13762 (selftest::input_c_tests): Move the looping over test cases from
13764 (selftest::for_each_line_table_case): New function.
13765 * input.h (saved_line_table): New decl.
13766 * selftest.h (struct selftest::line_table_case): New forward decl.
13767 (class selftest::line_table_test): New class, moved here from
13768 selftest::temp_line_table in input.c, and renamed.
13769 (selftest::for_each_line_table_case): New decl.
13771 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
13774 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
13776 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
13778 PR middle-end/70895
13779 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
13780 enclosing parallel construct for reduction variables on OpenACC loop
13783 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
13785 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
13786 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
13788 (function_to_dwarf_procedure): Update comment.
13790 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13792 * input.c (diagnostics_file_cache_forcibly_evict_file): New
13794 * input.h (diagnostics_file_cache_forcibly_evict_file): New
13796 * selftest.c (selftest::temp_source_file::~temp_source_file):
13797 Evict m_filename from the diagnostic file cache.
13799 2016-08-18 Richard Biener <rguenther@suse.de>
13801 * tree-pass.h (make_pass_materialize_all_clones): Declare.
13802 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
13803 make_pass_materialize_all_clones): New simple IPA pass encapsulating
13804 clone materialization.
13805 * passes.def (all_late_ipa_passes): Start with
13806 pass_materialize_all_clones.
13807 * cgraphunit.c (symbol_table::compile): Remove call to
13808 materialize_all_clones.
13809 * tree-into-ssa.c: Include statistics.h.
13810 (update_ssa): Count number of times we do incremental/rewrite
13813 2016-08-18 Richard Biener <rguenther@suse.de>
13815 PR tree-optimization/77282
13816 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13817 When doing auto-parallelizing also prevent use of PHIs that
13818 carry dependences across loop backedges.
13820 2016-08-18 Tamar Christina <tamar.christina@arm.com>
13821 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13823 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
13825 2016-08-18 Richard Biener <rguenther@suse.de>
13827 * ssa-iterators.h (ssa_vuse_operand): New inline.
13828 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
13829 (predicate_all_scalar_phis): Use remove_phi_node to remove
13830 phi nodes predicated. Delay removing virtual PHIs.
13831 (predicate_mem_writes): Update virtual operands.
13832 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
13833 (tree_if_conversion): Do not rewrite virtual SSA form.
13834 * tree-phinodes.c (release_phi_node): Make static.
13835 * tree-phinodes.h (release_phi_node): Remove.
13837 2016-08-18 Jakub Jelinek <jakub@redhat.com>
13839 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
13840 codes that appear in bdesc_* arrays, instead include i386-builtin.def
13841 twice to define those.
13842 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
13843 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
13844 bdesc_multi_arg): Define by including i386-builtin.def the third time.
13845 * config/i386/i386-builtin.def: New file.
13847 2016-08-17 David Malcolm <dmalcolm@redhat.com>
13849 * input.c (get_source_range_for_char): Rename to...
13850 (selftest::get_source_range_for_char): ...this, and move within
13851 the #if CHECKING_P guard.
13852 (get_num_source_ranges_for_substring): Rename to...
13853 (selftest::get_num_source_ranges_for_substring): ...this, move
13854 within the #if CHECKING_P guard, and make static.
13855 (selftest::assert_num_substring_ranges): Initialize
13858 2016-08-18 Alan Modra <amodra@gmail.com>
13860 PR rtl-optimization/72771
13861 * reload.c (find_reloads): Don't assume that a subreg mem is OK
13862 when find_reloads_toplev returns address_reloaded==-1.
13863 (alternative_allows_const_pool_ref): Update comment.
13865 2015-08-17 Alan Hayward <alan.hayward@arm.com>
13867 PR tree-optimization/71752
13868 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
13869 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
13871 2016-08-17 Jakub Jelinek <jakub@redhat.com>
13873 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
13874 instead of testing ECF_NORETURN bit in gimple_call_flags.
13875 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
13876 * predict.c (tree_bb_level_predictions): Likewise.
13877 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
13879 PR middle-end/77259
13880 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
13881 turning a call into __builtin_unreachable-like noreturn call, adjust
13882 gimple_call_set_fntype.
13883 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
13884 gimple_call_fntype has void return type.
13886 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
13888 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
13889 maybe_lookup_decl, to handle nested acc loop directives.
13891 2016-08-17 Richard Biener <rguenther@suse.de>
13893 PR tree-optimization/76490
13894 * tree-vrp.c (update_value_range): Preserve overflow infinities
13895 when intersecting with ranges from get_range_info.
13896 (operand_less_p): Handle overflow infinities correctly.
13897 (value_range_constant_singleton): Use vrp_operand_equal_p
13898 to handle overflow max/min correctly.
13899 (vrp_valueize): Likewise.
13900 (union_ranges): Likewise.
13901 (intersect_ranges): Likewise.
13902 (vrp_visit_phi_node): Improve iteration limitation to only
13903 apply when we'll possibly re-visit the PHI via a changed argument
13906 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
13908 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
13909 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
13910 rather than those that should not be built.
13912 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
13915 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
13917 2016-08-17 Richard Biener <rguenther@suse.de>
13919 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
13920 (verify_vssa): New function verifying virtual SSA form.
13921 (verify_ssa): Call it.
13922 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
13923 Do not apply loop-closed SSA handling to virtuals.
13924 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
13925 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
13926 when rewriting their symbol.
13927 (prepare_def_site_for): Likewise.
13928 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
13929 operands of moved stmts.
13931 2016-08-17 Richard Biener <rguenther@suse.de>
13933 PR tree-optimization/23855
13934 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
13935 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
13936 find guards to hoist. Do not update SSA form but rewrite virtuals
13937 into loop closed SSA.
13938 (find_loop_guard): Adjust to skip already hoisted guards. Do
13939 not mark virtuals for renaming or update SSA form.
13941 2016-08-17 Martin Liska <mliska@suse.cz>
13943 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
13944 a LONG_LONG_TYPE_SIZE comparison.
13945 * gcov-io.h: Remove macro definitions.
13946 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
13947 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
13950 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13952 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
13953 that builtins not mentioned in bdesc_* arrays come first, then
13954 the ones mentioned in bdesc_* arrays in the order they appear in
13955 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
13956 IX86_BUILTIN__BDESC_*_LAST enumerator.
13957 (bdesc_mpx): Fix up a comment typo.
13958 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
13959 __builtin_ia32_vpcomneu[bwdq] builtins.
13960 (BDESC_VERIFY, BDESC_VERIFYS): Define.
13961 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
13962 enum ix86_builtins ordering.
13963 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
13964 for direct bdesc_* array member access instead of searching all the
13965 arrays until an fcode match is found.
13967 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
13969 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
13970 pattern as define_insn_and_split. Split insn before reload to
13972 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
13973 <shift_insn><mode>3_1.
13974 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
13975 <rotate_insn><mode>3_1.
13977 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13980 * input.c (get_source_range_for_substring): Rename to...
13981 (get_source_location_for_substring): ...this, adding param
13982 "caret_idx", and converting output param from source_range * to
13984 (get_source_range_for_char): New function.
13985 (get_num_source_ranges_for_substring): Update comment to reflect
13987 (assert_char_at_range): Update to use get_source_range_for_char
13988 rather than get_source_range_for_substring.
13989 (test_lexer_string_locations_concatenation_2): Likewise.
13990 * substring-locations.h (get_source_range_for_substring): Rename
13992 (get_source_location_for_substring): ...this, and adding param
13993 "caret_idx", and converting output param from source_range * to
13996 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13998 * input.c (class selftest::temp_source_file): Move to
14000 (selftest::temp_source_file::temp_source_file): Move to
14002 (selftest::temp_source_file::~temp_source_file): Likewise.
14003 * selftest.c (selftest::temp_source_file::temp_source_file): Move
14005 (selftest::temp_source_file::~temp_source_file): Likewise.
14006 * selftest.h (class selftest::temp_source_file): Move here from
14009 2016-08-16 Jakub Jelinek <jakub@redhat.com>
14012 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
14013 inlining, add cgraph edge for the added __builtin_unreachable call.
14015 PR middle-end/67485
14016 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
14017 only cast it to SHWI for the final comparison.
14019 2016-08-16 Martin Liska <mliska@suse.cz>
14021 PR gcov-profile/36412
14022 * doc/gcov.texi: Document --hash-filenames(-x).
14023 * gcov.c (print_usage): Add the option.
14024 (process_args): Process the option, sort options alphabetically.
14025 (md5sum_to_hex): New function.
14026 (make_gcov_file_name): Do the md5sum and append it to a
14029 2016-08-16 Bin Cheng <bin.cheng@arm.com>
14031 PR tree-optimization/69848
14032 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
14033 and swtich operands to avoid additional NOT instruction.
14034 (vcond<v_cmp_mixed><mode>): Ditto.
14035 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
14037 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
14039 * doc/install.texi (*-*-solaris2*): Adjust latest change.
14041 2016-08-16 Richard Biener <rguenther@suse.de>
14043 PR tree-optimization/76783
14044 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
14045 BB visited flags at start.
14047 2016-08-16 Bin Cheng <bin.cheng@arm.com>
14049 PR tree-optimization/72817
14050 PR tree-optimization/73450
14051 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
14052 multiple_of_p for adjusted IV.base.
14054 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
14057 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
14058 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
14059 for !flag_finite_math_only or flag_signed_zeros.
14060 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
14061 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
14062 depend on flag_finite_math_only.
14063 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
14065 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
14066 (*ieee_smin<mode>3): Ditto.
14067 (*ieee_smax<mode>3): Ditto.
14068 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
14069 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
14071 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
14072 depend on flag_finite_math_only.
14073 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
14074 (*mmx_<code>v2sf3): Remove.
14075 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
14076 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
14077 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
14079 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
14081 PR rtl-optimization/73650
14082 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
14083 it is not a simple move.
14085 2016-08-15 Martin Liska <mliska@suse.cz>
14088 * gcc.c (do_spec_1): Call save_string with the right size.
14089 (save_string): Do an assert about string we copy.
14091 2016-08-15 Richard Biener <rguenther@suse.de>
14093 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
14094 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
14096 (pass_data_stv): Likewise.
14098 2016-08-15 Richard Biener <rguenther@suse.de>
14100 PR tree-optimization/73434
14101 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
14102 TBAA info on the base when forwarding a non-invariant address.
14104 2016-08-15 Jakub Jelinek <jakub@redhat.com>
14106 * dwarf2out.c (struct checksum_attributes): Add
14107 at_string_length_bit_size and at_string_length_byte_size fields.
14108 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
14109 and DW_AT_string_length_byte_size.
14110 (die_checksum_ordered): Handle at_string_length_bit_size and
14111 at_string_length_byte_size.
14112 (gen_array_type_die): For dwarf_version >= 5 emit
14113 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
14114 (adjust_string_types): For dwarf_version >= 5 remove
14115 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
14116 (resolve_addr): Likewise.
14119 * dwarf2out.c (string_types): New variable.
14120 (gen_array_type_die): Change early_dwarf handling of
14121 DW_AT_string_length, create DW_OP_call4 referencing the
14122 length var temporarily. Handle parameters that are pointers
14124 (adjust_string_types): New function.
14125 (gen_subprogram_die): Temporarily set string_types to local var,
14126 call adjust_string_types if needed.
14127 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
14129 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
14131 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
14133 * doc/install.texi (*-*-solaris2*): Fix version number and document
14134 requirement on GNU make for building libjava with the Solaris linker.
14136 2016-08-15 Martin Liska <mliska@suse.cz>
14137 Jakub Jelinek <jakub@redhat.com>
14139 PR tree-optimization/72824
14140 * tree-loop-distribution.c (const_with_all_bytes_same)
14141 <case VECTOR_CST>: Fix a typo.
14143 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
14146 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
14147 Renamed from _mm512_undefined_si512.
14148 (_mm_undefined_si512): New definition.
14150 2016-08-13 Richard Biener <rguenther@suse.de>
14152 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
14153 into PHIs and update the lattice for its def.
14155 2016-08-12 Jakub Jelinek <jakub@redhat.com>
14158 * ubsan.c (instrument_si_overflow): Pass true instead of false
14160 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
14161 of bbs. Return TODO_cleanup_cfg if any returned true.
14163 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14165 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
14166 ISA 3.0 MTVSRDD instruction.
14167 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
14170 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
14172 PR tree-optimization/71083
14173 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
14174 bitfield access when possible.
14176 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
14178 PR middle-end/71654
14179 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
14180 sign-changing cast from a shorter unsigned type to a wider
14183 2016-08-12 Jakub Jelinek <jakub@redhat.com>
14185 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
14186 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
14187 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
14189 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14191 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
14192 Correct costs for vec_construct.
14194 2016-08-12 Bin Cheng <bin.cheng@arm.com>
14196 PR tree-optimization/69848
14197 * tree-vectorizer.h (enum vect_def_type): New condition reduction
14198 type CONST_COND_REDUCTION.
14199 * tree-vect-loop.c (vectorizable_reduction): Support new condition
14200 reudction type CONST_COND_REDUCTION.
14202 2016-08-12 Richard Biener <rguenther@suse.de>
14204 PR tree-optimization/57326
14205 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
14206 returning an SSA name.
14207 (phi_translate_1): When fully_constant_expression returns a NAME
14208 make sure we have a leader for it.
14210 2016-08-12 Martin Liska <mliska@suse.cz>
14211 Adam Fineman <afineman@afineman.com>
14213 * gcov.c (process_file): Create .gcov file when .gcda
14216 2016-08-12 Marek Polacek <polacek@redhat.com>
14219 * alias.c (find_base_value): Adjust fall through comment.
14220 * cfgexpand.c (expand_debug_expr): Likewise.
14221 * combine.c (find_split_point): Likewise.
14222 (expand_compound_operation): Likewise. Add FALLTHRU.
14223 (make_compound_operation): Adjust fall through comment.
14224 (canon_reg_for_combine): Add FALLTHRU.
14225 (force_to_mode): Adjust fall through comment.
14226 (simplify_shift_const_1): Likewise.
14227 (simplify_comparison): Likewise.
14228 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
14230 * config/aarch64/predicates.md: Likewise.
14231 * config/i386/i386.c (function_arg_advance_32): Likewise.
14232 (ix86_gimplify_va_arg): Likewise.
14233 (print_reg): Likewise.
14234 (ix86_print_operand): Likewise.
14235 (ix86_build_const_vector): Likewise.
14236 (ix86_expand_branch): Likewise.
14237 (ix86_sched_init_global): Adjust fall through comment.
14238 (ix86_expand_args_builtin): Add FALLTHRU.
14239 (ix86_expand_builtin): Likewise.
14240 (ix86_expand_vector_init_one_var): Likewise.
14241 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
14242 (rs6000_adjust_cost): Likewise.
14243 (insn_must_be_first_in_group): Likewise.
14244 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
14245 * dbxout.c (dbxout_symbol): Adjust fall through comment.
14246 * df-scan.c (df_uses_record): Likewise.
14247 * dojump.c (do_jump): Add FALLTHRU.
14248 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
14250 (resolve_args_picking_1): Adjust fall through comment.
14251 (loc_list_from_tree_1): Likewise.
14252 * expmed.c (make_tree): Likewise.
14253 * expr.c (expand_expr_real_2): Add FALLTHRU.
14254 (expand_expr_real_1): Likewise. Adjust fall through comment.
14255 * fold-const.c (const_binop): Adjust fall through comment.
14256 (fold_truth_not_expr): Likewise.
14257 (fold_cond_expr_with_comparison): Add FALLTHRU.
14258 (fold_binary_loc): Likewise.
14259 (contains_label_1): Adjust fall through comment.
14260 (multiple_of_p): Likewise.
14261 * gcov-tool.c (process_args): Add FALLTHRU.
14262 * genattrtab.c (check_attr_test): Likewise.
14263 (write_test_expr): Likewise.
14264 * genconfig.c (walk_insn_part): Likewise.
14265 * genpreds.c (validate_exp): Adjust fall through comment.
14266 (needs_variable): Likewise.
14267 * gensupport.c (get_alternatives_number): Add FALLTHRU.
14268 (subst_dup): Likewise.
14269 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
14270 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
14271 (gimplify_scan_omp_clauses): Add FALLTHRU.
14272 (goa_stabilize_expr): Likewise.
14273 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
14275 * hsa-gen.c (get_address_from_value): Likewise.
14276 * ipa-icf.c (sem_function::hash_stmt): Likewise.
14277 * ira.c (ira_setup_alts): Add FALLTHRU.
14278 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
14280 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
14281 * opts.c (common_handle_option): Likewise.
14282 * read-rtl.c (read_rtx_code): Likewise.
14283 * real.c (round_for_format): Likewise.
14284 * recog.c (asm_operand_ok): Likewise.
14285 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
14286 * reload1.c (set_label_offsets): Likewise.
14287 (eliminate_regs_1): Likewise.
14288 (reload_reg_reaches_end_p): Likewise.
14289 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
14290 (rtx_cost): Likewise.
14291 * sched-rgn.c (is_exception_free): Likewise.
14292 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
14293 * stor-layout.c (int_mode_for_mode): Likewise.
14294 * toplev.c (print_to_asm_out_file): Likewise.
14295 (print_to_stderr): Likewise.
14296 * tree-cfg.c (gimple_verify_flow_info): Likewise.
14297 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
14298 (chrec_fold_multiply): Likewise.
14299 (evolution_function_is_invariant_rec_p): Likewise.
14300 (for_each_scev_op): Likewise.
14301 * tree-data-ref.c (siv_subscript_p): Likewise.
14302 (get_references_in_stmt): Likewise.
14303 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
14304 (substitute_in_expr): Likewise.
14305 (type_cache_hasher::equal): Likewise.
14306 (walk_type_fields): Likewise.
14307 * var-tracking.c (adjust_mems): Add FALLTHRU.
14308 (set_dv_changed): Adjust fall through comment.
14309 * varasm.c (default_function_section): Add FALLTHRU.
14311 2016-08-12 Marek Polacek <polacek@redhat.com>
14314 * tree-complex.c (expand_complex_division): Add missing break.
14316 2016-08-12 Richard Biener <rguenther@suse.de>
14318 * passes.c (execute_todo): Do not push/pop TV_TODO.
14319 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
14320 (execute_one_pass): Likewise.
14321 * common.opt (ftime-report-details): New switch.
14322 * doc/invoke.texi (ftime-report-details): Document.
14323 * timevar.h (timer::print_row): Adjust signature.
14324 (timer::all_zero): New static helper.
14325 (timer::child_map_t): New typedef.
14326 (timer::time_var_def): Add children field.
14327 * timevar.c (timer::named_items::print): Adjust.
14328 (timer::~timer): Free timevar recorded children.
14329 (timer::pop_internal): When -ftime-report-details record
14330 time spent in sub-timevars.
14331 (timer::print_row): Adjust.
14332 (timer::print): Print sub-timevar stats, use all_zero.
14333 * timevar.def (TV_TODO): Remove.
14335 2016-08-12 Richard Biener <rguenther@suse.de>
14337 PR tree-optimization/72851
14338 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
14339 worklists to use bitmaps indexed in execution order.
14340 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
14341 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
14342 (cfg_blocks): Make a bitmap.
14343 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
14345 (cfg_blocks_empty_p): Adjust.
14346 (cfg_blocks_add): Likewise.
14347 (cfg_blocks_get): Likewise.
14348 (add_ssa_edge): Likewise.
14349 (add_control_edge): Likewise.
14350 (simulate_stmt): Likewise.
14351 (process_ssa_edge_worklist): Likewise.
14352 (simulate_block): Likewise.
14353 (ssa_prop_init): Compute PRE order and stmt UIDs.
14354 (ssa_prop_fini): Adjust.
14355 (ssa_propagate): Adjust.
14357 2016-08-12 Richard Biener <rguenther@suse.de>
14359 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
14360 the currently executable edges have fixed ranges. Always
14361 go through update_value_range.
14363 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
14367 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
14368 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
14369 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
14370 (LANG_HOOKS_DECLS): Add it.
14371 * langhooks.h (struct lang_hooks_for_decls): Add
14372 function_decl_defaulted. Const_tree-ify
14373 function_decl_explicit_p and function_decl_deleted_p.
14374 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
14375 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
14376 also at strict DWARF v5.
14379 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
14380 TYPE_QUAL_CONST in reference-typed decls.
14383 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
14384 in DW_OP_pieces, just enough to handle pointers to member
14386 (gen_remaining_tmpl_value_param_die_attribute): Use a location
14387 expression on DWARFv5 if a constant value doesn't work.
14389 2016-08-11 David Malcolm <dmalcolm@redhat.com>
14391 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
14392 * selftest.c (selftest::test_assertions): New function.
14393 (selftest::selftest_c_tests): New function.
14394 * selftest.h (selftest::selftest_c_tests): New declaration.
14396 2016-08-11 Richard Biener <rguenther@suse.de>
14397 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14399 PR rtl-optimization/72855
14400 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
14402 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14405 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
14406 (vsx_store_<mode>): Likewise.
14408 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
14410 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
14411 TImode CONST_WIDE_INT store.
14412 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
14414 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
14416 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
14417 mode if unaligned SSE load and store are optimal.
14419 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
14421 PR tree-optimization/71083
14422 * tree-predcom.c (ref_at_iteration): Correctly align the
14425 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14427 * config/s390/s390-builtin-types.def: Add INT128 types.
14428 * config/s390/s390-builtins.def: Add INT128 variants for the add
14429 sub low-level builtins dealing with TImode.
14430 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
14431 via subreg when expanding a builtin.
14432 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
14433 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
14435 * config/s390/vecintrin.h: Adjust builtin names accordingly.
14436 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
14437 ("vec_addc<mode>", "vec_addc_u128"): Merge to
14438 "vacc<bhfgq>_<mode>".
14439 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
14440 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
14441 ("vec_subc<mode>", "vec_subc_u128"): Merge to
14442 "vscbi<bhfgq>_<mode>".
14443 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
14444 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
14446 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14448 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
14450 2016-08-11 Bin Cheng <bin.cheng@arm.com>
14452 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
14453 unused declaration.
14454 (vcond<v_cmp_mixed><mode>): Ditto.
14455 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
14457 2016-08-11 Bin Cheng <bin.cheng@arm.com>
14459 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
14460 variable explicitly, also assert on it before use.
14462 2016-08-11 Richard Biener <rguenther@suse.de>
14464 PR tree-optimization/72772
14465 * cfgloopmanip.c (create_preheader): Use split_edge if there
14466 is a single loop entry, avoiding degenerate PHIs.
14468 2016-08-11 Richard Biener <rguenther@suse.de>
14470 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
14471 unconditional TODO_cleanup_cfg.
14472 (pass_thread_jumps::execute): Initialize loops, perform a CFG
14473 cleanup only if we threaded a jump.
14475 2016-08-11 Alan Modra <amodra@gmail.com>
14478 * lra-constraints.c (simplify_operand_subreg): Allow subreg
14479 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
14480 slow. Emit two reloads for slow mem case, first loading in
14481 fast innermode, then converting to required mode.
14483 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
14485 * config/rs6000/altivec.h (vec_extract_exp): New macro.
14486 (vec_extract_sig): New macro.
14487 (vec_insert_exp): New macro.
14488 (vec_test_data_class): New macro.
14489 (scalar_extract_exp): New macro.
14490 (scalar_extract_sig): New macro.
14491 (scalar_insert_exp): New macro.
14492 (scalar_test_data_class): New macro.
14493 (scalar_test_neg): New macro.
14494 (scalar_cmp_exp_gt): New macro.
14495 (scalar_cmp_exp_lt): New macro.
14496 (scalar_cmp_exp_eq): New macro.
14497 (scalar_cmp_exp_unordered): New macro.
14498 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
14499 to enforce constraint that operand is a 7-bit unsigned literal.
14500 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
14501 for power9 built-ins.
14502 (BU_P9V_VSX_2): Likewise.
14503 (BU_P9V_64BIT_VSX_2): Likewise.
14504 (VSEEDP): Add scalar extract exponent support.
14505 (VSEESP): Add scalar extract signature support.
14506 (VSTDCNDP): Add scalar test negative support.
14507 (VSTDCNSP): Likewise.
14508 (VSIEDP): Add scalar insert exponent support.
14509 (VSCEDPGT): Add scalar compare exponent greater than support.
14510 (VSCEDPLT): Add scalar compare exponent less than support.
14511 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
14512 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
14513 (VSTDCDP): Add scalar test data class support.
14514 (VSTDCSP): Likewise.
14515 (VSEEDP): Add overload support for scalar extract exponent
14517 (VSESDP): Add overload support for scalar extract signature
14519 (VSTDCN): Add overload support for scalar test negative
14521 (VSTDCNDP): Add overload support for scalar test negative
14523 (VSTDCNSP): Add overload support for scalar test negative
14525 (VSIEDP): Add overload support for scalar insert exponent
14527 (VSTDC): Add overload support for scalar test data class
14529 (VSTDCDP): Add overload support for scalar test data class
14531 (VSTDCSP): Add overload support for scalar test data class
14533 (VSCEDPGT): Add overload support for scalar compare exponent
14534 greater than operation.
14535 (VSCEDPLT): Add overload support for scalar compare exponent
14536 less than operation.
14537 (VSCEDPEQ): Add overload support for scalar compare exponent
14538 test-for-equality operation.
14539 (VSCEDPUO): Add overload support for scalar compare exponent
14540 test-for-unordered operation.
14541 (VEEDP): Add vector extract exponent support.
14543 (VESDP): Add vector extract significand support.
14545 (VIEDP): Add vector insert exponent support.
14547 (VTDCDP): Add vector test data class support.
14548 (VTDCSP): Likewise.
14549 (VES): Add overload support for vector extract significand operation.
14552 (VEE): Add overload support for vector extract exponent operation.
14555 (VTDC): Add overload support for vector test data class operation.
14556 (VTDCDP): Likewise.
14557 (VTDCSP): Likewise.
14558 (VIE): Add overload support for vector insert exponent operation.
14561 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14562 overloaded binary floating point functions.
14563 (altivec_resolve_overloaded_builtin): Improve error messages to
14564 distinguish between functions not supported in the current
14565 compiler configuration and functions that were invoked with an
14566 invalid parameter combination, and include the built-in function
14567 name in both error messages.
14568 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
14570 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
14572 (rs6000_expand_binop_builtin): Add check to enforce that argument
14573 2 of the test data class operations is a 7-bit unsigned literal.
14574 (rs6000_invalid_builtin): Add code to issue an error message if a
14575 built-in function that requires the power9_vector and -m32
14576 command-line options is compiled without these options.
14577 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
14578 (UNSPEC_VSX_SXSIGDP): New value.
14579 (UNSPEC_VSX_SXSIGPDP): New value.
14580 (UNSPEC_VSX_SIEXPDP): New value.
14581 (UNSPEC_VSX_SCMPEXPDP): New value.
14582 (UNSPEC_VSX_STSTDC): New value.
14583 (UNSPEC_VSX_VXEXP): New value.
14584 (UNSPEC_VSX_VXSIG): New value.
14585 (UNSPEC_VSX_VIEXP): New value.
14586 (UNSPEC_VSX_VTSTDC): New value.
14587 (xsxexpdp): New insn for scalar extract exponent.
14588 (xsxsigdp): New insn for scalar extract significand.
14589 (xsiexpdp): New insn for scalar insert exponent.
14590 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
14591 (*xscmpexpdp): New insn for scalar compare exponents.
14592 (xststdc<Fvsx): New expansion for both single- and
14593 double-precision scalar test data class operations.
14594 (xststdcneg<Fvsx>): New expansion for both single- and
14595 double-precision scalar test for negative value operations.
14596 (*xststdc<Fvsx>): New insn for scalar test data class
14598 (xvxexp<VSs>): New insn for single- and double-precision
14599 vector extract exponent operation.
14600 (xvxsig<VSs>): New insn for single- and double-precision
14601 vector extract significand operation.
14602 (xviexp<VSs>): New insn for single- and double-precision
14603 vector insert exponent operation.
14604 (xvtstdc<VSs>): New insn for single- and double-precision
14605 vector test data class operation.
14606 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14607 built-in functions to represent the Power9 binary floating-point
14608 support instructions.
14610 2016-08-10 bin cheng <bin.cheng@arm.com>
14612 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
14614 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
14615 Renlin Li <renlin.li@arm.com>
14616 Bin Cheng <bin.cheng@arm.com>
14618 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
14619 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
14620 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
14621 (aarch64_vcond_internal<mode><mode>): Delete pattern.
14622 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
14623 (vcond<v_cmp_result><mode>): Ditto.
14624 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
14625 (vcondu<mode><mode>): Ditto.
14626 (vcond<v_cmp_mixed><mode>): New pattern.
14627 (vcondu<mode><v_cmp_mixed>): New pattern.
14628 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
14629 of aarch64_vcond_internal.
14631 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
14632 Renlin Li <renlin.li@arm.com>
14633 Bin Cheng <bin.cheng@arm.com>
14635 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
14636 (vec_cmp<mode><v_cmp_result>): New pattern.
14637 (vec_cmpu<mode><mode>): New pattern.
14638 (vcond_mask_<mode><v_cmp_result>): New pattern.
14640 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14642 PR tree-optimization/71734
14643 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
14644 REF_LOOP, invoke ref_indep_loop_p_1.
14645 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
14646 to ref_indep_loop_p.
14647 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
14648 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
14649 is inside LOOP, do not cache dpendence value for loops with
14651 (ref_indep_loop_p_2): Delete function.
14652 (can_sm_ref_p): Pass LOOP as additional argument to
14655 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
14658 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
14659 being an offsettable address.
14661 2016-08-10 Martin Liska <mliska@suse.cz>
14663 PR gcov-profile/58306
14664 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
14665 atomic variants of profile update functions.
14667 2016-08-10 Martin Liska <mliska@suse.cz>
14669 Cherry picked (and modified) from google-4_7 branch
14670 2012-12-26 Rong Xu <xur@google.com>
14671 * common.opt (fprofile-update): Add new flag.
14672 * coretypes.h: Define enum profile_update.
14673 * doc/invoke.texi: Document -fprofile-update.
14674 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
14675 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
14676 * tree-profile.c (gimple_init_edge_profiler): Generate
14677 also atomic profiler update.
14678 (gimple_gen_edge_profiler): Likewise.
14680 2016-08-10 David Malcolm <dmalcolm@redhat.com>
14682 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
14683 stack_usage_file to NULL after fclose calls.
14685 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14688 * reload.c (push_reload): Compute subreg_in_class for
14689 subregs of constants and plus expressions. Remove special
14690 handling of SYMBOL_REFs.
14692 2016-08-10 Alan Modra <amodra@gmail.com>
14695 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
14696 SImode for TARGET_E500_DOUBLE when given SImode.
14698 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
14700 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
14701 unused variable __O.
14703 2016-08-09 Martin Liska <mliska@suse.cz>
14705 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
14706 _gcov_reset to __gcov_reset.
14707 * doc/gcov-tool.texi: Fix typo.
14709 2016-08-09 Martin Liska <mliska@suse.cz>
14711 * value-prof.c (gimple_divmod_values_to_profile): Do not
14712 instrument MOD histogram if a value is not a SSA name.
14714 2016-08-09 Martin Liska <mliska@suse.cz>
14716 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
14719 2016-08-09 Renlin Li <renlin.li@arm.com>
14721 PR middle-end/64971
14722 * calls.c (prepare_call_address): Convert funexp to Pmode when
14724 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
14725 (sibcall_value): Likewise.
14727 2016-08-09 Marek Polacek <polacek@redhat.com>
14730 * cselib.c (cselib_expand_value_rtx_1): Add return.
14731 * gengtype.c (dbgprint_count_type_at): Likewise.
14732 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
14733 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
14735 2016-08-09 Martin Jambor <mjambor@suse.cz>
14738 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
14739 if instance is a MEM_REF.
14741 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
14744 * config/i386/i386.md (*movtf_internal): Use
14745 lra_in_progress || reload_completed instead of !can_create_pseudo_p
14746 in the insn constraint.
14747 (*movxf_internal): Ditto.
14748 (*movdf_internal): Ditto.
14749 (*movsf_internal): Ditto.
14751 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14753 PR tree-optimization/72772
14754 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
14757 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14759 PR tree-optimization/72772
14760 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
14762 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
14763 parameter STOP and update calls. Move expand_simple_operations
14764 function call from here...
14765 (simplify_using_initial_conditions): ...to here. Delete parameter
14767 (tree_simplify_using_condition): Delete parameter STOP.
14768 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
14769 simplify_using_initial_conditions.
14771 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
14774 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
14775 Use create_tmp_var_raw instead of create_tmp_var.
14777 2016-08-09 Richard Biener <rguenther@suse.de>
14779 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
14780 Treat same SSA names related.
14782 2016-08-09 Jakub Jelinek <jakub@redhat.com>
14784 PR tree-optimization/72824
14785 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
14786 real_zerop is not negative.
14788 2016-08-09 Richard Biener <rguenther@suse.de>
14790 PR tree-optimization/71802
14791 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
14792 all merge opportunities with the predecessor.
14794 2016-08-09 Richard Biener <rguenther@suse.de>
14797 * ipa-prop.c (ipa_modify_formal_parameters): Build
14798 parameter types with natural alignment also for the
14801 2016-08-08 Andi Kleen <ak@linux.intel.com>
14803 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
14805 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14808 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
14809 do-nothing langhook.
14810 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
14811 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
14812 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
14813 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
14815 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14818 * input.c: Ensure that HAVE_ICONV is defined.
14820 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14822 PR middle-end/72781
14823 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
14824 private vars for lastprivate and for linear iterator.
14826 PR middle-end/68762
14827 * omp-simd-clone.c: Include varasm.h.
14828 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
14829 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
14830 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
14831 update function name.
14833 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14835 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
14836 (avr_diagnose_devicespecs_error): Remove.
14837 (avr_devicespecs_file): Remove composing absolute path for specfile
14838 and its verbose info. Remove conditions to check specs-file,
14840 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14842 PR rtl-optimization/72821
14843 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
14844 just return false for them.
14846 2016-08-08 Alan Modra <amodra@gmail.com>
14849 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
14850 toc refs created during reload. Update function comment.
14852 2016-08-08 Alan Modra <amodra@gmail.com>
14855 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
14856 alternatives. Put loads first, then stores, and reg/reg moves
14857 within same class later. Delete attr length.
14859 2016-08-08 Alan Modra <amodra@gmail.com>
14862 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
14863 (mem_operand_ds_form): New predicate.
14864 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
14865 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
14866 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
14867 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
14868 (extendsfdf2_fpr): Replace o constraint with wY.
14870 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
14872 * tree-ssa-threadbackward.c: Include tree-inline.h
14873 (profitable_jump_thread_path): Use estimate_num_insns to estimate
14874 size of copied block; for cold paths reduce duplication.
14875 (find_jump_threads_backwards): Remove redundant tests.
14876 (pass_thread_jumps::gate): Enable for -Os.
14878 2016-08-07 Jakub Jelinek <jakub@redhat.com>
14881 * stor-layout.c (layout_decl): Fix up formatting.
14882 (relayout_decl): Allow DECL to be FIELD_DECL.
14884 2016-08-07 Alan Modra <amodra@gmail.com>
14886 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
14888 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
14890 * data-streamer-in.c (streamer_read_wide_int): New.
14891 (streamer_read_widest_int): Renamed function.
14892 * data-streamer-out.c (streamer_write_wide_int): New
14893 (streamer_write_widest_int): Renamed function.
14894 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
14896 (input_cfg): Call renamed function.
14897 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
14899 (output_cfg): Call renamed function.
14900 * data-streamer.h: Add declarations.
14902 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14904 * tree-ssa-ccp.c (extend_mask): New param sgn.
14905 Remove ORing with wi::mask.
14906 (get_default_value): Adjust call to extend_mask to pass sign.
14907 (evaluate_stmt): Likewise.
14909 2016-08-06 Jakub Jelinek <jakub@redhat.com>
14911 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
14914 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14916 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
14917 transform if operand's type is pointer to function or method.
14919 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14921 PR tree-optimization/18046
14922 * tree-ssa-threadedge.c: Include cfganal.h.
14923 (simplify_control_statement_condition): If simplifying a
14924 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
14925 with the dominating ASSERT_EXPR before handing it off to VRP.
14926 Mention that a CASE_LABEL_EXPR may be returned.
14927 (thread_around_empty_blocks): Adjust to handle
14928 simplify_control_statement_condition() returning a
14930 (thread_through_normal_block): Likewise.
14931 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
14932 a switch statement by trying to determine which case label
14935 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
14937 PR rtl-optimization/69847
14938 * lra-constraints.c (process_invariant_for_inheritance): Save
14939 pattern instead of src.
14940 (remove_inheritance_pseudos): Use the pattern. Add assert.
14942 2016-08-05 David Malcolm <dmalcolm@redhat.com>
14944 * input.c (string_concat::string_concat): New constructor.
14945 (string_concat_db::string_concat_db): New constructor.
14946 (string_concat_db::record_string_concatenation): New method.
14947 (string_concat_db::get_string_concatenation): New method.
14948 (string_concat_db::get_key_loc): New method.
14949 (class auto_cpp_string_vec): New class.
14950 (get_substring_ranges_for_loc): New function.
14951 (get_source_range_for_substring): New function.
14952 (get_num_source_ranges_for_substring): New function.
14953 (class selftest::lexer_test_options): New class.
14954 (struct selftest::lexer_test): New struct.
14955 (class selftest::ebcdic_execution_charset): New class.
14956 (selftest::ebcdic_execution_charset::s_singleton): New variable.
14957 (selftest::lexer_test::lexer_test): New constructor.
14958 (selftest::lexer_test::~lexer_test): New destructor.
14959 (selftest::lexer_test::get_token): New method.
14960 (selftest::assert_char_at_range): New function.
14961 (ASSERT_CHAR_AT_RANGE): New macro.
14962 (selftest::assert_num_substring_ranges): New function.
14963 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
14964 (selftest::assert_has_no_substring_ranges): New function.
14965 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
14966 (selftest::test_lexer_string_locations_simple): New function.
14967 (selftest::test_lexer_string_locations_ebcdic): New function.
14968 (selftest::test_lexer_string_locations_hex): New function.
14969 (selftest::test_lexer_string_locations_oct): New function.
14970 (selftest::test_lexer_string_locations_letter_escape_1): New function.
14971 (selftest::test_lexer_string_locations_letter_escape_2): New function.
14972 (selftest::test_lexer_string_locations_ucn4): New function.
14973 (selftest::test_lexer_string_locations_ucn8): New function.
14974 (selftest::uint32_from_big_endian): New function.
14975 (selftest::test_lexer_string_locations_wide_string): New function.
14976 (selftest::uint16_from_big_endian): New function.
14977 (selftest::test_lexer_string_locations_string16): New function.
14978 (selftest::test_lexer_string_locations_string32): New function.
14979 (selftest::test_lexer_string_locations_u8): New function.
14980 (selftest::test_lexer_string_locations_utf8_source): New function.
14981 (selftest::test_lexer_string_locations_concatenation_1): New
14983 (selftest::test_lexer_string_locations_concatenation_2): New
14985 (selftest::test_lexer_string_locations_concatenation_3): New
14987 (selftest::test_lexer_string_locations_macro): New function.
14988 (selftest::test_lexer_string_locations_stringified_macro_argument):
14990 (selftest::test_lexer_string_locations_non_string): New function.
14991 (selftest::test_lexer_string_locations_long_line): New function.
14992 (selftest::test_lexer_char_constants): New function.
14993 (selftest::input_c_tests): Call the new test functions once per
14994 case within the line_table test matrix.
14995 * input.h (struct string_concat): New struct.
14996 (struct location_hash): New struct.
14997 (class string_concat_db): New class.
14998 * substring-locations.h: New header.
15000 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
15002 PR tree-optimization/72810
15003 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
15004 the type of the case labels when truncating.
15006 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
15009 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
15010 (aarch64_fp16_ptr_type_node): Likewise.
15011 * config/aarch64/aarch64-simd-builtins.c
15012 (aarch64_fp16_ptr_type_node): Define.
15013 (aarch64_init_fp16_types): New, refactored out of...
15014 (aarch64_init_builtins): ...here, update to call
15015 aarch64_init_fp16_types.
15016 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
15018 (aapcs_vfp_sub_candidate): Likewise.
15020 2016-08-05 Martin Liska <mliska@suse.cz>
15021 Joshua Cranmer <Pidgeot18@gmail.com>
15023 * gcov.c (line_t::has_block): New function.
15024 (enum loop_type): New enum.
15025 (handle_cycle): New function.
15026 (unblock): Likewise.
15027 (circuit): Likewise.
15028 (get_cycles_count): Likewise.
15029 (accumulate_line_counts): Use new loop detection algorithm.
15031 2016-08-05 Martin Liska <mliska@suse.cz>
15033 * gcov.c (output_intermediate_file): Rename
15034 function_info::line_next to next_file_fn.
15035 (process_file): Likewise.
15036 (read_graph_file): Likewise.
15037 (accumulate_line_counts): Likewise.
15038 (output_lines): Likewise.
15040 2016-08-05 Richard Biener <rguenther@suse.de>
15042 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
15043 restriction on threading to a loop header.
15045 2016-08-05 Richard Biener <rguenther@suse.de>
15047 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
15048 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
15049 adjust loop info accordingly.
15051 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
15053 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
15054 before folding call to __builtin_constant_p with parameters to false.
15056 2016-08-05 Alan Modra <amodra@gmail.com>
15058 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
15059 code accidentally committed 2016-05-02 providing class when given
15062 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
15064 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
15065 the case label ranges that partially overlap with OP's value
15068 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
15071 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
15072 Cast builtin function result to __mmask16 instead of __mmask8.
15073 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
15074 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
15075 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
15077 2016-08-04 David Malcolm <dmalcolm@redhat.com>
15079 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
15080 (ASSERT_TRUE_AT): New macro.
15081 (ASSERT_FALSE): Reimplement in terms of...
15082 (ASSERT_FALSE_AT): New macro.
15083 (ASSERT_STREQ_AT): Fix typo in comment.
15085 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
15087 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
15088 labels are exhaustive, designate the label with the widest
15089 range to be the default label.
15091 2016-08-04 Andrew Pinski <apinski@cavium.com>
15093 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
15094 (thunderx_tunings): Use thunderx_vector_cost instead of
15095 generic_vector_cost.
15097 2016-08-04 Martin Liska <mliska@suse.cz>
15099 * gcov.c (main): Fix GNU coding style.
15100 (output_intermediate_file): Likewise.
15101 (process_file): Likewise.
15102 (generate_results): Likewise.
15103 (release_structures): Likewise.
15104 (create_file_names): Likewise.
15105 (find_source): Likewise.
15106 (read_graph_file): Likewise.
15107 (find_exception_blocks): Likewise.
15108 (canonicalize_name): Likewise.
15109 (make_gcov_file_name): Likewise.
15110 (mangle_name): Likewise.
15111 (accumulate_line_counts): Likewise.
15112 (output_branch_count): Likewise.
15113 (read_line): Likewise.
15115 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
15117 PR rtl-optimization/71779
15118 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
15119 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
15120 or if it was truncated.
15122 PR rtl-optimization/70903
15123 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
15125 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
15127 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
15128 accessing SSA_NAME_PTR_INFO.
15130 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
15133 * common/config/avr/avr-common.c (avr_option_optimization_table)
15134 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
15136 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
15139 * config/avr/avr.md: New pattern to work around do_store_flag
15140 generating shift instructions for bit extractions.
15142 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
15144 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
15146 (add_equivalence): Likewise.
15147 (get_value_range): Allocate value range with vrp_value_range_pool.
15148 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
15149 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
15151 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
15153 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
15154 the default for the rs6000 port.
15156 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
15158 PR middle-end/71876
15159 * calls.c (special_function_p): Remove special handling of
15160 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
15161 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
15162 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
15164 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
15166 PR middle-end/72778
15167 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
15168 Don't stop on regular insns.
15170 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
15172 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
15173 size to DImode boundary.
15174 (nvptx_propagate): Likewise.
15176 2016-08-03 Alan Modra <amodra@gmail.com>
15178 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
15179 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
15180 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
15181 from -mefficient-unaligned-vector. Note that this affects fp too.
15183 2016-08-03 Alan Modra <amodra@gmail.com>
15185 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
15188 2016-08-03 Alan Modra <amodra@gmail.com>
15190 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
15191 to a reg. Localize vars.
15193 2016-08-03 Alan Modra <amodra@gmail.com>
15195 * config/rs6000/rs6000.opt: Remove negatives from help strings
15198 2016-08-03 Alan Modra <amodra@gmail.com>
15200 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
15201 Delete duplicated code.
15203 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
15205 PR middle-end/72778
15206 * lra-spills.c (regno_in_use_p): New.
15207 (lra_final_code_change): Use it.
15209 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
15211 PR rtl-optimization/69847
15212 * lra-int.h (struct lra-reg): Use restore_rtx instead of
15214 (lra_rtx_hash): New.
15215 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
15217 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
15218 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
15219 * lra-spills.c (lra_final_code_change): Don't delete insn when the
15220 next insn is USE with the same reg as the current insn source.
15221 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
15223 (lra_constraints_init): Call initiate_invariants.
15224 (lra_constraints_finish): Call finish_invariants.
15225 (struct invariant, invariant_t, invariant_ptr_t): New.
15226 (const_invariant_ptr_t, invariants, invariants_pool): New.
15227 (invariant_table, invariant_hash, invariant_eq_p): New.
15228 (insert_invariant, initiate_invariants, finish_invariants): New.
15229 (clear_invariants, invalid_invariant_regs): New.
15230 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
15231 instead of restore_regno.
15232 (invariant_p, process_invariant_for_inheritance): New.
15233 (inherit_in_ebb): Implement invariant inheritance.
15234 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
15235 (remove_inheritance_pseudos): Implement undoing invariant
15237 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
15238 instead of restore_regno.
15239 * lra-assigns.c (regno_live_length): New.
15240 (reload_pseudo_compare_func): Use regno_live_length.
15241 (assign_by_spills): Use restore_rtx instead of restore_regno.
15242 (lra_assign): Ditto. Initiate regno_live_length.
15244 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
15246 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
15247 __builtin_aarch64_fmindf.
15249 2016-08-02 Bin Cheng <bin.cheng@arm.com>
15251 PR tree-optimization/34114
15252 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
15253 information for more control IVs.
15255 2016-08-02 Bin Cheng <bin.cheng@arm.com>
15257 PR tree-optimization/34114
15258 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
15259 PLUS_EXPR case. Handle SSA_NAME case.
15261 2016-08-02 Tamar Christina <tamar.christina@arm.com>
15263 * config/aarch64/aarch64-simd-builtins.def
15264 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
15265 (__builtin_aarch64_fmaxdf): Likewise.
15266 (__builtin_aarch64_smin_nandf): Likewise.
15267 (__builtin_aarch64_smax_nandf): Likewise.
15268 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
15269 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
15270 (<fmaxmin><mode>3): ...this.
15271 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
15272 (vminnm_f64): Likewise.
15273 (vmin_f64): Likewise.
15274 (vmax_f64): Likewise.
15275 * config/aarch64/iterators.md (FMAXMIN): Merge with...
15276 (FMAXMIN_UNS): ...this.
15277 (fmaxmin): Merged with
15278 (fmaxmin_op): ...this...
15279 (maxmin_uns_op): ...in to this.
15281 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15283 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15284 Add support for vec_extract on vector float, vector int, vector
15285 short, and vector char vector types.
15286 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
15287 vector float, vector int, vector short, and vector char
15288 optimizations on 64-bit ISA 2.07 systems for both constant and
15289 variable element numbers.
15290 (rs6000_split_vec_extract_var): Likewise.
15291 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
15292 Altivec registers on ISA 2.07 and above.
15293 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
15294 which never was matched due to the split occuring before register
15295 allocation (and the code would not have worked on little endian
15296 systems if it did match). Allow extracts to go to the Altivec
15297 registers if ISA 2.07 (power8). Change from using "" around the
15298 C++ code to using {}'s.
15299 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
15300 vec_extracts when the vector is in memory.
15301 (vsx_extract_v4sf_var): New insn to optimize vector float
15302 vec_extracts when the element number is variable on 64-bit ISA
15304 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
15305 for 64-bit ISA 2.07 as well as ISA 3.0.
15306 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
15307 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
15308 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
15309 optimize vector int, vector short, and vector char vec_extracts
15310 when the vector is in memory.
15311 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
15312 optimize vector int, vector short, and vector char vec_extracts
15313 when the element number is variable.
15315 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15318 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
15319 does not overlap with other symbol flags.
15321 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
15323 * config/aarch64/aarch64.h (aarch64_frame):
15324 Remove padding0 and hardfp_offset. Add locals_offset,
15325 initial_adjust, callee_adjust, callee_offset and final_adjust.
15326 * config/aarch64/aarch64.c (aarch64_layout_frame):
15327 Remove unused padding0 and hardfp_offset initializations.
15328 Choose frame layout and set frame variables accordingly.
15329 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
15330 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
15331 (aarch64_pop_regs): Likewise.
15332 (aarch64_expand_prologue): Remove all decision code, just emit
15333 prolog according to frame variables.
15334 (aarch64_expand_epilogue): Remove all decision code, just emit
15335 epilog according to frame variables.
15336 (aarch64_initial_elimination_offset): Use offset to local/arg area.
15338 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
15341 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
15342 fix_debug_reg_uses after changing source register mode to
15343 V1TImode if source register is undefined.
15345 2015-08-01 Alan Hayward <alan.hayward@arm.com>
15347 PR tree-optimization/71818
15348 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
15349 with non invariant evolutions
15351 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15354 * config/avr/avr.md (length) [branch]: Correct insn length
15355 attribute for forward branches.
15357 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15359 * doc/extend.texi (AVR Built-in Functions): Document
15360 __builtin_avr_nops.
15361 * config/avr/builtins.def (NOPS): New.
15362 * config/avr/avr.c (avr_expand_nops): New static function.
15363 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
15365 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15367 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
15368 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
15371 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
15373 * config/aarch64/aarch64.c (vulcan_tunings): Update
15374 vulcan L1 cache_line_size.
15376 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
15378 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
15379 function that takes a vector memory address, a hard register, an
15380 element number and a temporary base register, and recreates an
15381 address that points to the appropriate element within the vector.
15382 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
15383 (rs6000_split_vec_extract_var): Add support for the target of a
15384 vec_extract with variable element number being a scalar memory
15386 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
15388 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
15389 vsx_extract_<mode>_load insn with a new insn that optimizes
15390 storing either element to a memory location, using scratch
15391 registers to pick apart the vector and reconstruct the address.
15392 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
15393 (vsx_extract_<mode>_store): Rework alternatives to more correctly
15394 support Altivec registers. Add support for ISA 3.0 Altivec d-form
15396 (vsx_extract_<mode>_var): Add support for extracting a variable
15397 element number from memory.
15399 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
15401 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
15402 when testing for compares against constants of the form 0xabab.
15404 2016-07-29 Bin Cheng <bin.cheng@arm.com>
15406 PR tree-optimization/57558
15407 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
15409 (vect_loop_versioning): Support versioning with niter assumptions.
15410 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
15411 (vect_get_loop_niters): New parameter. Reimplement to support
15412 assumptions in loop niter info.
15413 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
15414 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
15415 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
15416 Support loop versioning for niters.
15417 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
15418 (vect_free_loop_info_assumptions): New function.
15419 (vectorize_loops): Free loop niter info for loops with flag
15420 LOOP_F_ASSUMPTIONS set if vectorization failed.
15421 * tree-vectorizer.h (struct _loop_vec_info): New field
15422 num_iters_assumptions.
15423 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
15424 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
15425 (LOOP_REQUIRES_VERSIONING): New macro.
15426 (vect_free_loop_info_assumptions): New decl.
15428 2016-07-29 Bin Cheng <bin.cheng@arm.com>
15430 * cfgloop.h (struct loop): New field constraints.
15431 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
15432 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
15434 * cfgloop.c (alloc_loop): Initialize new field.
15435 * cfgloopmanip.c (copy_loop_info): Copy constraints.
15436 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
15437 Adjust niter analysis wrto loop constraints.
15438 * doc/loop.texi (@node Number of iterations): Add description for loop
15441 2016-07-29 Marek Polacek <polacek@redhat.com>
15444 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
15445 (ix86_expand_round_builtin): Likewise.
15447 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
15448 Georg-Johann Lay <avr@gjlay.de>
15450 PR rtl-optimization/71976
15451 * combine.c (get_last_value): Return 0 if the argument for which
15452 the function is called has a wider mode than the recorded value.
15454 2016-07-29 Marek Polacek <polacek@redhat.com>
15457 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
15458 (altivec_expand_st_builtin): Likewise.
15460 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
15462 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
15463 introduced in r238381.
15465 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
15467 PR middle-end/68217
15468 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
15469 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
15471 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
15473 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
15475 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15476 Add support for vec_extract of vector double or vector long having
15477 a variable element number on 64-bit ISA 2.07 systems or newer.
15478 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
15480 (rs6000_split_vec_extract_var): New function to split a
15481 vec_extract built-in function with variable element number.
15482 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
15484 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
15485 (UNSPEC_VSX_EXTRACT): Likewise.
15486 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
15487 direct move instructions to be generated on 64-bit ISA 2.07
15488 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
15490 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
15491 arguments for vec_extract variable element.
15492 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
15493 vec_extract with variable element on V2DFmode and V2DImode
15495 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
15496 -mupper-regs-df requirement, since it isn't needed.
15497 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
15498 do direct moves on 64-bit systems, which allows optimization of
15499 vec_extract on 64-bit ISA 2.07 systems and newer.
15501 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
15502 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
15504 * config/aarch64/aarch64.md
15505 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
15506 statement and type.
15507 (<optab>qihi2_aarch64): Likewise, and split into two.
15508 (extendqihi2_aarch64): New.
15509 (zero_extendqihi2_aarch64): New.
15510 * config/aarch64/iterators.md (ldrxt): Remove.
15511 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
15514 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
15516 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
15518 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
15520 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
15521 (aarch64_push_reg): New function to push 1 or 2 registers.
15522 (aarch64_pop_reg): New function to pop 1 or 2 registers.
15523 (aarch64_expand_prologue): Use aarch64_push_regs.
15524 (aarch64_expand_epilogue): Use aarch64_pop_regs.
15526 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
15528 PR tree-optimization/71734
15529 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
15530 attribute instead of REF_LOOP and use it.
15531 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
15532 set it for Loops having non-zero safelen attribute.
15533 (ref_indep_loop_p): Pass zero as initial value for safelen.
15535 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
15537 PR middle-end/72657
15539 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
15540 call using chkp_gimple_call_builtin_p.
15541 (chkp_copy_bounds_for_assign): Likewise.
15543 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15545 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
15546 * config/arm/arm-protos.h (struct tune_params): Likewise.
15547 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
15548 (cortex_a9_sched_adjust_cost): Likewise.
15549 (fa726te_sched_adjust_cost): Likewise.
15550 (arm_adjust_cost): Likewise.
15551 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
15552 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
15553 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
15554 * config/i386/i386.c (ix86_adjust_cost): Likewise.
15555 * config/ia64/ia64.c: Likewise.
15556 * config/m68k/m68k.c: Likewise.
15557 * config/mep/mep.c (mep_adjust_cost): Likewise.
15558 * config/microblaze/microblaze.c (microblaze_adjust_cost):
15560 * config/mips/mips.c (mips_adjust_cost): Likewise.
15561 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
15563 * config/pa/pa.c (pa_adjust_cost): Likewise.
15564 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
15565 (rs6000_debug_adjust_cost): Likewise.
15566 * config/sh/sh.c (sh_adjust_cost): Likewise.
15567 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
15568 (hypersparc_adjust_cost): Likewise.
15569 (sparc_adjust_cost): Likewise.
15570 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
15571 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
15572 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
15574 * config/visium/visium.c (visium_adjust_cost): Likewise.
15575 * doc/tm.texi: Regenerate.
15576 * haifa-sched.c (dep_cost_1): Adjust.
15577 * target.def: Merge adjust_cost and adjust_cost_2.
15579 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15581 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
15583 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15585 * store-motion.c (struct st_expr): Make pattern_regs a vector.
15586 (extract_mentioned_regs): Append to a vector instead of
15587 returning a rtx_expr_list.
15588 (st_expr_entry): Adjust.
15589 (free_st_expr_entry): Likewise.
15590 (store_ops_ok): Likewise.
15591 (store_killed_in_insn): Likewise.
15592 (find_moveable_store): Likewise.
15594 2016-07-28 Martin Liska <mliska@suse.cz>
15596 PR gcov-profile/68025
15597 * tree-profile.c (tree_profiling): Respect
15598 no_profile_instrument_function attribute.
15599 * doc/extend.texi: Document no_profile_instrument_function
15602 2016-07-28 Martin Liska <mliska@suse.cz>
15604 PR rtl-optimization/70944
15605 * combine.c (make_compound_operation):
15606 Do not allow make_compound_operation for vector mode
15608 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
15610 PR middle-end/71994
15611 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
15612 before calling get_ops.
15614 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
15616 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
15617 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
15618 (BITS_PER_UNIT_LOG): Remove.
15619 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
15620 * expr.c (expand_assignment): Likewise.
15621 * stor-layout.c (initialize_sizetypes): Likewise.
15623 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
15625 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
15626 signature of rs6000_expand_vector_extract so that the element
15627 number is a RTX instead of a constant integer.
15628 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
15630 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
15631 (altivec_expand_vec_ext_builtin): Likewise.
15632 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
15633 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
15634 MFVSRLD instruction.
15636 2016-07-27 David Malcolm <dmalcolm@redhat.com>
15638 * input.c (get_pure_location): Move here from tree.c.
15639 (make_location): Likewise. Add header comment.
15640 (selftest::test_accessing_ordinary_linemaps): Verify
15641 pure_location_p, make_location, get_location_from_adhoc_loc and
15642 get_range_from_loc.
15643 * input.h (get_pure_location): Move declaration here from tree.h.
15644 (get_finish): Likewise for inline function.
15645 (make_location): Likewise for declaration.
15646 * tree.c (get_pure_location): Move to input.c.
15647 (make_location): Likewise.
15648 * tree.h (get_pure_location): Move declaration to tree.h.
15649 (get_finish): Likewise for inline function.
15650 (make_location): Likewise for declaration.
15652 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15654 PR middle-end/71078
15655 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
15657 2016-07-27 David Malcolm <dmalcolm@redhat.com>
15659 * system.h (STATIC_ASSERT): Use static_assert if building
15660 with C++11 onwards.
15662 2016-07-27 Richard Biener <rguenther@suse.de>
15664 PR tree-optimization/72517
15665 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
15666 Revert change to not compute read-read dependences.
15668 2016-07-27 Richard Biener <rguenther@suse.de>
15670 * predict.c (set_even_probabilities): Make nedges unsigned.
15672 2016-07-27 Martin Liska <mliska@suse.cz>
15674 * predict.c (set_even_probabilities): Handle unlikely edges.
15675 (combine_predictions_for_bb): Likewise.
15677 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
15680 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
15681 __float128 support when we don't have hardware support, so that
15682 the IEEE built-in functions like isgreater, first call __unordkf3
15683 to make sure neither operand is a NaN, and if both operands are
15684 ordered, do the normal comparison.
15686 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
15688 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
15690 (extract_code_and_val_from_cond_with_ops): Verify that name is
15691 either cond_op0 or cond_op1.
15693 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
15695 PR tree-optimization/18046
15696 * genmodes.c (emit_mode_size_inline): Emit an assert that
15697 verifies that mode is a valid array index.
15698 (emit_mode_nuinits_inline): Likewise.
15699 (emit_mode_inner_inline): Likewise.
15700 (emit_mode_unit_size_inline): Likewise.
15701 (emit_mode_unit_precision_inline): Likewise.
15702 * tree-vrp.c: Include params.h.
15703 (find_switch_asserts): Register edge assertions for the default
15704 label which correspond to the anti-ranges of each case label.
15705 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
15706 * doc/invoke.texi: Document it.
15708 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15710 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
15711 and unnecessary call to gimple_bb.
15713 2016-07-26 Richard Biener <rguenther@suse.de>
15715 PR rtl-optimization/71984
15716 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
15719 2016-07-26 Richard Biener <rguenther@suse.de>
15721 PR middle-end/72517
15722 * expmed.c (extract_bit_field_1): Constrain the vector mode
15723 with element size matching the extraction mode size when
15724 choosing a better vector mode to do the extraction from.
15726 2016-07-26 Richard Biener <rguenther@suse.de>
15727 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15729 PR middle-end/70920
15730 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
15733 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15735 * tree-ssa-structalias.c (struct scc_info): Change types of
15736 members to auto_sbitmap and auto_vec.
15737 (scc_info::scc_info): New constructor.
15738 (scc_info::~scc_info): New destructor.
15739 (init_scc_info): Remove.
15740 (free_scc_info): Remove.
15741 (find_indirect_cycles): Adjust.
15742 (perform_var_substitution): Likewise.
15743 (free_var_substitution_info): Likewise.
15745 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15747 * tree-outof-ssa.c (struct elim_graph): Change type of members
15748 to auto_vec and auto_sbitmap.
15749 (elim_graph::elim_graph): New constructor.
15750 (delete_elim_graph): Remove.
15751 (expand_phi_nodes): Adjust.
15753 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15755 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
15756 (new_elim_graph): Adjust.
15757 (clear_elim_graph): Likewise.
15758 (delete_elim_graph): Likewise.
15759 (elim_graph_size): Likewise.
15760 (elim_graph_add_node): Likewise.
15761 (elim_graph_add_edge): Likewise.
15762 (elim_graph_remove_succ_edge): Likewise.
15763 (eliminate_name): Likewise.
15764 (eliminate_build): Likewise.
15765 (elim_forward): Likewise.
15766 (elim_unvisited_predecessor): Likewise.
15767 (elim_backward): Likewise.
15768 (elim_create): Likewise.
15769 (eliminate_phi): Likewise.
15770 (expand_phi_nodes): Likewise.
15772 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15774 * bt-load.c (compute_out): Use auto_sbitmap class.
15775 (link_btr_uses): Likewise.
15776 * cfganal.c (mark_dfs_back_edges): Likewise.
15777 (post_order_compute): Likewise.
15778 (inverted_post_order_compute): Likewise.
15779 (pre_and_rev_post_order_compute_fn): Likewise.
15780 (single_pred_before_succ_order): Likewise.
15781 * cfgexpand.c (pass_expand::execute): Likewise.
15782 * cfgloop.c (verify_loop_structure): Likewise.
15783 * cfgloopmanip.c (fix_bb_placements): Likewise.
15784 (remove_path): Likewise.
15785 (update_dominators_in_loop): Likewise.
15786 * cfgrtl.c (break_superblocks): Likewise.
15787 * ddg.c (check_sccs): Likewise.
15788 (create_ddg_all_sccs): Likewise.
15789 * df-core.c (df_worklist_dataflow): Likewise.
15790 * dse.c (dse_step3): Likewise.
15791 * except.c (eh_region_outermost): Likewise.
15792 * function.c (thread_prologue_and_epilogue_insns): Likewise.
15793 * gcse.c (prune_expressions): Likewise.
15794 (prune_insertions_deletions): Likewise.
15795 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
15796 * graph.c (draw_cfg_nodes_no_loops): Likewise.
15797 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
15798 * lcm.c (compute_earliest): Likewise.
15799 (compute_farthest): Likewise.
15800 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
15801 (unroll_loop_runtime_iterations): Likewise.
15802 (unroll_loop_stupid): Likewise.
15803 * lower-subreg.c (decompose_multiword_subregs): Likewise.
15804 * lra-lives.c: Likewise.
15805 * lra.c (lra): Likewise.
15806 * modulo-sched.c (schedule_reg_moves): Likewise.
15807 (optimize_sc): Likewise.
15808 (get_sched_window): Likewise.
15809 (sms_schedule_by_order): Likewise.
15810 (check_nodes_order): Likewise.
15811 (order_nodes_of_sccs): Likewise.
15812 (order_nodes_in_scc): Likewise.
15813 * recog.c (split_all_insns): Likewise.
15814 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
15815 * reload1.c (reload): Likewise.
15816 * sched-rgn.c (haifa_find_rgns): Likewise.
15817 (split_edges): Likewise.
15818 (compute_trg_info): Likewise.
15819 * sel-sched.c (init_seqno): Likewise.
15820 * store-motion.c (remove_reachable_equiv_notes): Likewise.
15821 * tree-into-ssa.c (update_ssa): Likewise.
15822 * tree-ssa-live.c (live_worklist): Likewise.
15823 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
15824 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
15826 (try_peel_loop): Likewise.
15827 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
15829 * tree-ssa-pre.c (compute_antic): Likewise.
15830 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
15831 * tree-stdarg.c (reachable_at_most_once): Likewise.
15832 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
15833 * var-tracking.c (vt_find_locations): Likewise.
15835 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15837 * sbitmap.h (auto_sbitmap): New class.
15839 2016-07-26 Alan Modra <amodra@gmail.com>
15842 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
15845 2016-07-25 David Malcolm <dmalcolm@redhat.com>
15847 * input.c (selftest::temp_source_file::temp_source_file): Fix
15848 missing "%s" in fprintf.
15850 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
15852 PR middle-end/71732
15853 * cselib.c (cselib_process_insn): Invalidate argument slots for
15856 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15858 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
15859 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
15860 vmulxh_lane_f16, vmulxh_laneq_f16): New.
15862 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15864 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15865 * config/aarch64/aarch64.md (fma, fnma): Support HF.
15866 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
15868 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15870 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15871 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
15873 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
15874 (add<mode>3): Likewise.
15875 (sub<mode>3): Likewise.
15876 (mul<mode>3): Likewise.
15877 (div<mode>3): Likewise.
15878 (*div<mode>3): Likewise.
15879 (<fmaxmin><mode>3): Extend to HF.
15880 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
15881 (fabd<mode>3): Likewise.
15882 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
15883 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
15884 (aarch64_fmulx<mode>): Likewise.
15885 (aarch64_fac<optab><mode>): Likewise.
15886 (aarch64_frecps<mode>): Likewise.
15887 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
15888 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
15889 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
15890 (VSDQ_HSDI): Support HI.
15891 (fcvt_target, FCVT_TARGET): Likewise.
15892 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
15893 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
15894 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
15895 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
15896 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
15897 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
15898 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
15899 vrsqrtsh_f16): New.
15901 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15903 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
15904 * config/aarch64/aarch64-builtins.c (hi_UP): New.
15905 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15906 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
15908 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
15909 (aarch64_cm<optab><mode>): Likewise.
15910 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
15911 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
15912 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
15913 (sqrt<mode>2): Likewise.
15914 (*sqrt<mode>2): Likewise.
15915 (abs<mode>2): Likewise.
15916 (<optab><mode>hf2): New pattern for HF mode.
15917 (<optab>hihf2): Likewise.
15918 * config/aarch64/arm_neon.h: Include arm_fp16.h.
15919 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
15920 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
15922 * config/aarch64/arm_fp16.h: New file.
15923 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
15924 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
15925 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
15926 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
15927 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
15928 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
15929 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
15930 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
15931 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
15932 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
15933 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
15934 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
15937 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15939 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
15940 reduc_smin_scal_): Use VDQIF_F16.
15941 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
15942 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
15944 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
15945 * config/aarch64/iterators.md (VDQIF_F16): New.
15946 (vp): Support HF modes.
15947 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
15948 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
15950 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15952 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
15953 "*aarch64_mulx_elt_from_dup<mode>".
15954 (*aarch64_mul3_elt<mode>): Update schedule type.
15955 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
15956 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
15957 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
15958 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
15959 (f, fp): Support HF modes.
15960 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
15961 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
15962 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
15963 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
15964 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
15965 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
15967 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15969 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15970 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
15972 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
15975 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15977 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15978 * config/aarch64/aarch64-simd.md
15979 (aarch64_rsqrts<mode>): Extend to HF modes.
15980 (fabd<mode>3): Likewise.
15981 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
15982 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
15983 (aarch64_<maxmin_uns>p<mode>): Likewise.
15984 (<su><maxmin><mode>3): Likewise.
15985 (<maxmin_uns><mode>3): Likewise.
15986 (<fmaxmin><mode>3): Likewise.
15987 (aarch64_faddp<mode>): Likewise.
15988 (aarch64_fmulx<mode>): Likewise.
15989 (aarch64_frecps<mode>): Likewise.
15990 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
15991 (add<mode>3): Extend to HF modes.
15992 (sub<mode>3): Likewise.
15993 (mul<mode>3): Likewise.
15994 (div<mode>3): Likewise.
15995 (*div<mode>3): Likewise.
15996 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
15998 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
15999 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
16000 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
16001 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
16002 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
16003 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
16004 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
16005 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
16006 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
16007 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
16008 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
16009 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
16010 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
16011 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
16013 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16015 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
16016 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16017 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
16018 (neg<mode>2): Likewise.
16019 (abs<mode>2): Likewise.
16020 (<frint_pattern><mode>2): Likewise.
16021 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
16022 (<optab><VDQF:mode><fcvt_target>2): Likewise.
16023 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
16024 (ftrunc<VDQF:mode>2): Likewise.
16025 (<optab><fcvt_target><VDQF:mode>2): Likewise.
16026 (sqrt<mode>2): Likewise.
16027 (*sqrt<mode>2): Likewise.
16028 (aarch64_frecpe<mode>): Likewise.
16029 (aarch64_cm<optab><mode>): Likewise.
16030 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
16032 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
16033 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
16035 * config/aarch64/arm_neon.h (vdup_n_f16): New.
16036 (vdupq_n_f16): Likewise.
16037 (vld1_dup_f16): Use vdup_n_f16.
16038 (vld1q_dup_f16): Use vdupq_n_f16.
16039 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
16040 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
16041 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
16042 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
16043 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
16044 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
16045 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
16046 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
16047 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
16048 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
16049 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
16050 vsqrt_f16, vsqrtq_f16): New.
16052 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16054 * config/aarch64/aarch64-simd.md
16055 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
16056 (aarch64_ext<mode>): Likewise.
16057 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
16058 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
16059 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
16061 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
16063 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
16064 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
16065 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
16066 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
16067 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
16068 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
16069 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
16071 (vmov_n_f16): Reimplement using vdup_n_f16.
16072 (vmovq_n_f16): Reimplement using vdupq_n_f16..
16074 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16076 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
16077 "frame_related_p". Generate CFA annotation when it's necessary.
16078 (aarch64_expand_prologue): Use aarch64_add_constant.
16079 (aarch64_expand_epilogue): Likewise.
16080 (aarch64_output_mi_thunk): Pass "false" when calling
16081 aarch64_add_constant.
16083 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16085 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
16088 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16090 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
16091 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
16092 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
16093 (aarch64_build_constant): Delete.
16095 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
16098 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
16100 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
16101 flag_toplevel_reorder.
16103 2016-07-25 Richard Biener <rguenther@suse.de>
16105 * cgraph.c (cgraph_node::verify_node): Compare against builtin
16106 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
16107 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
16108 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
16109 (streamer_get_builtin_tree): Likewise.
16110 (streamer_write_builtin): Likewise.
16111 * lto-streamer.h (LTO_builtin_decl): Remove.
16112 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
16113 (lto_input_scc): Remove LTO_builtin_decl handling.
16114 (lto_input_tree_1): Liekwise.
16115 * lto-streamer-out.c (lto_output_tree_1): Remove special
16116 handling of builtins.
16117 (DFS::DFS): Likewise.
16118 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
16119 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
16121 (streamer_write_builtin): Remove.
16123 2016-07-25 Martin Liska <mliska@suse.cz>
16125 * lto-cgraph.c (input_symtab): Don't call get_working_sets
16126 if flag_auto_profile is set to true.
16128 2016-07-25 Martin Liska <mliska@suse.cz>
16130 PR gcov-profile/71868
16131 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
16132 have a function with multiple latches, count them all.
16134 2016-07-25 Martin Liska <mliska@suse.cz>
16136 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
16138 2016-07-25 Martin Liska <mliska@suse.cz>
16140 PR tree-optimization/71987
16141 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
16142 just for SSA_NAMEs. Fix GNU coding style.
16144 2016-07-25 Martin Liska <mliska@suse.cz>
16146 PR gcov-profile/64874
16147 * gcov-io.h: Update command about file format.
16148 * gcov-iov.c (main): Adapt the numbering scheme.
16150 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
16152 PR middle-end/66726
16153 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
16154 whose result is used in PHI.
16155 (final_range_test_p): Likewise.
16156 (maybe_optimize_range_tests): Likewise.
16158 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
16160 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16161 Reformat two multi-line strings.
16163 2016-07-22 Martin Sebor <msebor@redhat.com>
16165 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
16167 2016-07-22 Martin Sebor <msebor@redhat.com>
16170 * doc/extend.texi (Compound Literals): Correct and clarify.
16171 (Cast to Union): Same.
16173 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
16175 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
16176 comments to explain why certain error messages make mention of
16177 undocumented options.
16178 (rs6000_invalid_builtin): Change error messages to replace mention
16179 of undocumented options with mention of the -mcpu=power9 option
16180 that enables those undocumented options.
16181 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
16182 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
16183 definition of this macro to correct an existing error.
16184 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
16185 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
16186 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
16187 descriptions of built-in functions so that they depend on
16188 -mcpu=power9 instead of on the corresponding undocumented flags.
16189 * doc/invoke.texi (Option Summary): Remove all mention of newly
16190 undocumented flags.
16191 (IBM RS/6000 and PowerPC Options): Likewise.
16192 * doc/md.texi (Constraints for Particuliar Machines): Remove all
16193 mention of newly undocumented flags.
16195 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
16197 * ipa-cp.c (determine_versionability): Do not create constprop clones,
16198 when target_clones attribute is set.
16200 2016-07-22 Bin Cheng <bin.cheng@arm.com>
16202 * common.opt (funsafe-loop-optimizations): Mark ignore.
16203 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
16204 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
16206 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
16207 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
16209 2016-07-22 Bin Cheng <bin.cheng@arm.com>
16211 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
16213 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
16215 (number_of_iterations_exit): Warn missed loop optimization for
16216 possible infinite loops.
16218 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
16221 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
16222 when to emit a ".machine" pseudo-op.
16224 2016-07-22 Martin Liska <mliska@suse.cz>
16226 PR gcov-profile/69028
16227 PR gcov-profile/62047
16228 * coverage.c (coverage_compute_lineno_checksum): Do not
16229 calculate checksum for fns w/o xloc.file.
16230 (coverage_compute_profile_id): Likewise.
16232 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
16234 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
16235 (avr_secondary_reload): ...and implementation.
16236 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
16237 * config/avr/avr.md (reload_in<mode>): Remove insns.
16238 (adjust_len) [lpm]: Remove insn attribute value.
16239 * config/avr/predicates.md (flash_operand): Remove insn predicate.
16241 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16243 PR middle-end/71876
16244 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
16246 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
16247 * calls.c (special_function_p): Remove the special handling of the
16248 "__builtin_" prefix.
16250 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16252 PR middle-end/71876
16253 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
16254 if STMT may be an alloca call.
16255 (gimple_alloca_call_p, alloca_call_p): Return only true for the
16256 builtin alloca call.
16257 * calls.h (gimple_maybe_alloca_call_p): New function.
16258 * tree-inline.c (inline_forbidden_p_stmt): Use
16259 gimple_maybe_alloca_call_p here.
16261 2016-07-21 David Malcolm <dmalcolm@redhat.com>
16263 * spellcheck-tree.c (best_macro_match::best_macro_match):
16264 Explictly specify the template arguments when invoking the base
16265 class constructor, to help older C++ compilers.
16267 2016-07-21 Jakub Jelinek <jakub@redhat.com>
16270 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
16271 before builtin_decl_implicit.
16273 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16275 * optabs.c (emit_condiitonal_move): Short circuit for identical
16278 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16280 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
16281 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
16282 (noce_conversion_profitable_p): New.
16283 (noce_try_store_flag_constants): Use it.
16284 (noce_try_addcc): Likewise.
16285 (noce_try_store_flag_mask): Likewise.
16286 (noce_try_cmove): Likewise.
16287 (noce_try_cmove_arith): Likewise.
16288 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
16290 (noce_convert_multiple_sets): Move cost model to here, from...
16291 (bb_ok_for_noce_convert_multiple_sets) ...here.
16292 (noce_process_if_block): Update calls for above changes.
16293 (noce_find_if_block): Record new noce_if_info parameters.
16295 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16297 * target.def (max_noce_ifcvt_seq_cost): New.
16298 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
16299 * doc/tm.texi: Regenerate.
16300 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
16301 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
16302 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
16303 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
16304 * doc/invoke.texi: Document new params.
16306 2016-07-21 Richard Biener <rguenther@suse.de>
16308 PR tree-optimization/71947
16309 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
16310 ranges have useful limit_vr information.
16312 2016-07-21 Richard Biener <rguenther@suse.de>
16314 * function-tests.c (build_trivial_generic_function): Set
16315 BLOCK_SUPERCONTEXT of DECL_INITIAL.
16316 * omp-low.c (create_omp_child_function): Likewise.
16317 (grid_expand_target_grid_body): Likewise.
16318 * cgraphunit.c (init_lowered_empty_function): Likewise.
16319 (cgraph_node::expand_thunk): Likewise.
16320 * tree-parloops.c (create_loop_fn): Likewise.
16321 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
16323 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16325 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
16328 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
16330 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
16331 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
16332 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
16333 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
16334 values for insn attribute.
16335 * config/avr/avr.c (avr_out_insert_notbit): New function.
16336 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
16337 ADJUST_LEN_INSV_NOTBIT_0/_7.
16338 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
16340 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16342 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
16343 (chrec_convert_1, chrec_convert): Ditto.
16344 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
16345 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
16346 * tree-vrp.c (adjust_range_with_scev): Ditto.
16347 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
16348 (scev_var_range_cant_overflow): New function.
16349 (scev_probably_wraps_p): New parameter. Call above function.
16350 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
16352 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16354 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
16355 by removing computation of may_be_zero.
16357 2016-07-21 Jakub Jelinek <jakub@redhat.com>
16359 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
16361 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
16363 Improving concepts performance and diagnostics.
16364 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
16365 for constraint satisfaction and subsumption.
16366 * timevar.h (auto_timevar): New constructor that matches the push/pop
16367 pattern of usage in pt.c.
16369 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
16371 * hwint.h (HOST_WIDE_INT_0): New define.
16372 (HOST_WIDE_INT_0U): Ditto.
16373 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
16374 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
16375 * simplify-rtx.c: Ditto.
16376 * tree-object-size.c: Ditto.
16378 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16380 * config/s390/s390.c (s390_encode_section_info): Remove mode size
16383 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
16385 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
16386 * combine.c: Use HOST_WIDE_INT_M1U instead of
16387 ~(unsigned HOST_WIDE_INT) 0.
16388 * double-int.h: Ditto.
16390 * dwarf2asm.c:Ditto.
16392 * genmodes.c: Ditto.
16394 * read-rtl.c: Ditto.
16395 * tree-ssa-loop-ivopts.c: Ditto.
16396 * tree-ssa-loop-prefetch.c: Ditto.
16397 * tree-vect-generic.c: Ditto.
16398 * tree-vect-patterns.c: Ditto.
16401 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16403 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
16404 constant addresses outside [0,0xc0] into a register.
16405 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
16406 cases where the base address register is unused after.
16407 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
16408 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
16409 (avr_out_store_psi_reg_disp_tiny): Same.
16411 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16413 Implement attribute progmem on reduced Tiny cores by adding
16414 flash offset 0x4000 to respective symbols.
16417 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
16418 documentation how it works on reduced Tiny cores.
16419 (AVR Named Address Spaces): No support for reduced Tiny.
16420 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
16421 (avr_address_tiny_pm_p): New static function.
16422 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
16423 if the address is in progmem.
16424 (avr_assemble_integer): Same.
16425 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
16426 for symbol_ref in progmem.
16427 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
16428 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
16429 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
16431 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
16433 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
16434 * configure: Regenerate.
16435 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
16436 (USE_THIN_ARCHIVES): New variable.
16437 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
16438 this archive as a thin archive.
16440 2016-07-20 David Malcolm <dmalcolm@redhat.com>
16442 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
16443 same location as last time, don't skip if we have fix-it hints.
16444 Clarify the skipping logic by converting it from one "if" clause
16445 to repeated "if" clauses.
16446 * spellcheck-tree.c: Include "cpplib.h".
16447 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
16448 (best_macro_match::best_macro_match): New constructor.
16449 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
16450 Move here from c/c-decl.c.
16451 (class best_macro_match): Move here from c/c-decl.c, converting
16452 from a typedef to a subclass, gaining a ctor.
16454 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16456 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
16457 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
16459 (avr_addr_space_diagnose_usage): ...and implementation.
16460 (avr_addr_space_supported_p): New function.
16461 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
16462 report bad address space usage if that space is supported.
16463 (avr_insert_attributes): Same. No more complain about unsupported
16465 * config/avr/avr-c.c (tm_p.h): Include it.
16466 (avr_cpu_cpp_builtins): Only define addr-space related built-in
16467 macro if avr_addr_space_supported_p.
16469 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
16471 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
16472 flag_toplevel_reorder.
16474 2016-07-20 David Malcolm <dmalcolm@redhat.com>
16476 * gcc-rich-location.c
16477 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
16479 * gcc-rich-location.h
16480 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
16482 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16484 * target.def (addr_space): Add new diagnose_usage to hook vector.
16485 * targhooks.c (default_addr_space_diagnose_usage): Add default
16486 implementation and...
16487 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
16488 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
16489 is some address space, call targetm.addr_space.diagnose_usage.
16490 * doc/tm.texi.in (Named Address Spaces): Add anchor for
16491 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
16492 * doc/tm.texi: Regenerate.
16494 2016-07-20 Martin Liska <mliska@suse.cz>
16496 PR middle-end/71898
16497 * graphite-isl-ast-to-gimple.c (later_of_the_two):
16498 Properly handly PHI stmts.
16500 2016-07-20 Bin Cheng <bin.cheng@arm.com>
16502 PR tree-optimization/71503
16503 PR tree-optimization/71683
16504 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
16507 2016-07-20 Martin Liska <mliska@suse.cz>
16509 * doc/invoke.texi (-fipa-ra): Document when the option is
16510 disabled. Fix a typo.
16512 2016-07-20 Martin Liska <mliska@suse.cz>
16514 * Makefile.in: Include fibonacci_heap.c
16515 * fibonacci_heap.c: New file.
16516 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
16517 (fibonacci_heap::union_with): Fix deletion of the second heap.
16518 * selftest-run-tests.c (selftest::run_tests): Incorporate
16519 fibonacci heap tests.
16520 * selftest.h: Declare fibonacci_heap_c_tests.
16522 2016-07-20 Martin Liska <mliska@suse.cz>
16524 * selftest-run-tests.c (selftest::run_tests): New function.
16525 * selftest.h (sreal_c_tests): Declare.
16526 * sreal.c (sreal_verify_basics): New function.
16527 (verify_aritmetics): Likewise.
16528 (sreal_verify_arithmetics): Likewise.
16529 (verify_shifting): Likewise.
16530 (sreal_verify_shifting): Likewise.
16531 (void sreal_c_tests): Likewise.
16533 2016-07-19 Jakub Jelinek <jakub@redhat.com>
16535 PR rtl-optimization/71916
16536 * cfgrtl.c (contains_no_active_insn_p): Return false also for
16537 bb which have a single succ fake edge.
16539 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
16542 * dwarf2out.c (gen_subprogram_die): Only call
16543 gen_unspecified_parameters_die while dumping early dwarf.
16545 2016-07-19 Jakub Jelinek <jakub@redhat.com>
16547 PR middle-end/71874
16548 * gimple-fold.c (fold_builtin_memory_op): Use
16549 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
16551 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
16553 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
16554 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
16555 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
16556 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
16557 * combine.c: Ditto.
16560 * double-int.c: Ditto.
16562 * dwarf2out.c: Ditto.
16565 * fold-const.c: Ditto.
16566 * function.c: Ditto.
16568 * genmodes.c: Ditto.
16572 * loop-doloop.c: Ditto.
16573 * loop-invariant.c: Ditto.
16574 * loop-iv.c: Ditto.
16579 * rtlanal.c: Ditto.
16580 * simplify-rtx.c: Ditto.
16581 * stor-layout.c: Ditto.
16583 * tree-ssa-loop-ivopts.c: Ditto.
16584 * tree-vect-generic.c: Ditto.
16585 * tree-vect-patterns.c: Ditto.
16590 * wide-int-print.cc: Ditto.
16591 * wide-int.cc: Ditto.
16592 * wide-int.h: Ditto.
16594 2016-07-19 David Malcolm <dmalcolm@redhat.com>
16596 * selftest.c (selftest::assert_streq): Handle NULL values of
16597 val_actual and val_expected.
16599 2016-07-19 Martin Jambor <mjambor@suse.cz>
16602 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
16603 rather than cgraph_create_node to get a call graph node.
16605 2016-07-19 Richard Biener <rguenther@suse.de>
16607 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
16608 handle all tcc_constant bases and valueize SSA names.
16609 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
16610 tcc_constant bases.
16612 2016-07-19 David Malcolm <dmalcolm@redhat.com>
16614 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
16615 the flags of the exit block and bb2, not just the entry block.
16617 2016-07-19 Richard Biener <rguenther@suse.de>
16619 PR tree-optimization/71901
16620 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
16621 align member, group stuff with the bitfield.
16622 (vn_ref_op_align_unit): New inline.
16623 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
16624 record element alignment and operand 3 unchanged.
16625 (ao_ref_init_from_vn_reference): Adjust.
16626 (valueize_refs_1): Likewise.
16627 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
16629 2016-07-19 Richard Biener <rguenther@suse.de>
16631 PR tree-optimization/71908
16632 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
16633 symbolic constants in a more reliable way.
16635 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
16637 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
16639 (vect_update_inits_of_drs): Likewise.
16640 (vect_create_cond_for_alias_checks): Likewise.
16641 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
16643 2016-07-19 Richard Biener <rguenther@suse.de>
16646 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
16647 with an abstract origin that is not an inlined function outer
16648 scope add a self-reference as abstract origin.
16649 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
16651 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
16654 * config/rs6000/rs6000.c (rs6000_function_value): Fix
16655 unintentional System V.4 structure return breakage for structures
16656 with a single floating point element.
16658 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16660 PR tree-optimization/71734
16661 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
16662 contains REF, use it to check safelen, assume that safelen value
16663 must be greater 1, fix style.
16664 (ref_indep_loop_p_2): Add REF_LOOP argument.
16665 (ref_indep_loop_p): Pass LOOP as additional argument to
16666 ref_indep_loop_p_2.
16668 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
16670 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
16671 allocation in the prologue.
16672 * explow.c (get_dynamic_stack_base): New function to return an address
16673 expression for the dynamic stack base.
16674 (get_dynamic_stack_size): New function to do the required dynamic stack
16675 space size calculations.
16676 (allocate_dynamic_stack_space): Use new functions.
16677 (align_dynamic_address): Move some code from
16678 allocate_dynamic_stack_space to new function.
16679 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
16681 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16683 * config/s390/s390.c (s390_encode_section_info): Always set
16684 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
16687 2016-07-18 Richard Biener <rguenther@suse.de>
16689 PR tree-optimization/71893
16690 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
16691 for sizetype cast added by array_ref_element_size.
16692 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16694 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
16696 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
16697 register parameters. Remove code to initialize argument pointer
16698 on TARGET_64BIT. Optimize call to _mcount when it can be reached
16699 using a pc-relative branch. Cleanup conditional code.
16700 * config/pa/pa.md (call_mcount): New expander.
16701 (call_mcount_nonpic): New insn.
16702 (call_mcount_pic): New insn and split.
16703 (call_mcount_pic_post_reload): New insn.
16704 (call_mcount_64bit): New insn and split.
16705 (call_mcount_64bit_post_reload): New insn.
16707 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
16709 * config/avr/predicates.md (const_m255_to_m1_operand): New.
16710 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
16711 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
16712 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
16713 (*usum_widenqihi3, *udiff_widenqihi3)
16714 (*addhi3_zero_extend.const): New combiner insns.
16715 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
16716 just 1 bit is affected.
16717 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
16718 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
16720 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
16722 * omp-low.c (lower_omp_target): Mark data clauses with
16723 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
16724 zero-length subarrays.
16726 2016-07-15 Richard Biener <rguenther@suse.de>
16728 PR tree-optimization/71881
16729 * tree-loop-distribution.c (destroy_loop): Remove blocks in
16730 reverse DOM order to make debug temp generation happy.
16732 2016-07-15 Richard Biener <rguenther@suse.de>
16734 PR tree-optimization/71887
16735 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
16736 verify it is not zero for division / modulo handling.
16737 (value_replacement): Adjust.
16739 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
16740 Julian Brown <julian@codesourcery.com>
16742 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
16743 * config/aarch64/aarch64-cost-tables.h
16744 (vulcan_extra_costs): New variable.
16745 * config/aarch64/aarch64.c
16746 (vulcan_addrcost_table): Likewise.
16747 (vulcan_regmove_cost): Likewise.
16748 (vulcan_vector_cost): Likewise.
16749 (vulcan_branch_cost): Likewise.
16750 (vulcan_tunings): Likewise.
16752 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
16754 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
16755 (output_in_order): Loop over undefined variables too. Output them
16756 via assemble_undefined_decl. Skip variables that correspond to hard
16757 registers or have value-exprs.
16758 * varpool.c (symbol_table::output_variables): Handle undefined
16759 variables together with defined ones.
16761 2016-07-15 Richard Biener <rguenther@suse.de>
16763 * tree-ssa-pre.c (get_representative_for): Make sure to return
16764 the value number of SSA names.
16765 (phi_translate_1): get_representative_for cannot return NULL.
16766 (do_pre_regular_insertion): Remove redundant call to
16767 fully_constant_expression.
16768 (do_pre_partial_partial_insertion): Likewise.
16770 2016-07-15 Bin Cheng <bin.cheng@arm.com>
16772 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
16773 (derive_simple_iv_with_niters): New function.
16774 (simple_iv): Rewrite using simple_iv_with_niters.
16775 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
16776 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
16778 (number_of_iterations_exit): Rewrite using above function.
16779 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
16782 2016-07-15 Richard Biener <rguenther@suse.de>
16784 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
16785 vec_construct cost.
16787 2016-07-14 Jakub Jelinek <jakub@redhat.com>
16789 PR tree-optimization/71872
16790 * tree-data-ref.c (get_references_in_stmt): Ignore references
16791 with is_gimple_constant get_base_address.
16793 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16795 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
16796 (TARGET_HAVE_LDACQD): New macro.
16797 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
16798 than TARGET_HAVE_LDACQ.
16799 (arm_load_acquire_exclusivedi): Likewise.
16800 (arm_store_release_exclusivedi): Likewise.
16802 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16804 PR rtl-optimization/71878
16805 * lra-constraints.c (match_reload): Pass information about other
16806 output operands. Create new unique register value if matching input
16807 operand shares same register value as output operand being considered.
16808 (curr_insn_transform): Record output operands already processed.
16810 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16813 PR tree-optimization/70923
16814 * tree-vect-patterns.c: Include mult-synthesis.h.
16815 (target_supports_mult_synth_alg): New function.
16816 (synth_lshift_by_additions): Likewise.
16817 (apply_binop_and_append_stmt): Likewise.
16818 (vect_synth_mult_by_constant): Likewise.
16819 (target_has_vecop_for_code): Likewise.
16820 (vect_recog_mult_pattern): Use above functions to synthesize vector
16821 multiplication by integer constants.
16823 2016-07-14 Alan Modra <amodra@gmail.com>
16825 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
16826 gpr alternatives. Correct '*' placement on Y,r alternative.
16827 Add '*' on operand 1 of r,r alternative.
16829 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16831 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
16832 * expmed.h: ... Here.
16834 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
16836 * gimple.h (stmt_can_terminate_bb_p): New function.
16837 * tree-cfg.c (need_fake_edge_p): Rename to ...
16838 (stmt_can_terminate_bb_p): ... this; return true if stmt can
16839 throw external; handle const and pure calls.
16840 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
16842 2016-07-14 Richard Biener <rguenther@suse.de>
16844 PR tree-optimization/71866
16845 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
16846 (do_hoist_insertion): Avoid endless recursion when we
16847 didn't insert anything because we managed to simplify
16848 things down to a constant or SSA name.
16849 (fully_constant_expression): Re-write in terms of ...
16850 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
16851 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
16852 vn_nary_build_or_lookup_1.
16853 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
16854 (vn_nary_build_or_lookup): ... this which now wraps it.
16856 2016-07-14 Alan Modra <amodra@gmail.com>
16859 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
16860 with p9_vector override before power9-dform override.
16862 2016-07-13 Andi Kleen <ak@linux.intel.com>
16864 * value-prof.c (gimple_value_profile_transformations): Don't run
16865 when auto_profile is on.
16867 2016-07-13 Andi Kleen <ak@linux.intel.com>
16869 * auto-profile.c (update_inlined_ind_target,
16870 afdo_indirect_call): Print information to dump file.
16872 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
16874 * genrecog.c (special_predicate_operand_p): New function.
16875 (predicate_name): Move function.
16876 (validate_pattern): Don't warn about missing mode for all
16877 define_special_predicate predicates.
16879 2016-07-13 Bin Cheng <bin.cheng@arm.com>
16881 * tree-vect-data-refs.c (vect_no_alias_p): New function.
16882 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
16883 resolve alias checks which are known at compilation time.
16884 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
16885 alias checks are resolved. Move dump info for too many runtime
16886 alias checks to here...
16887 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
16889 2016-07-13 Richard Biener <rguenther@suse.de>
16891 PR tree-optimization/24574
16892 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
16893 position and add shift, rotate, divison and modulo support
16895 (value_replacement): Pass in argument position to absorbing_element_p.
16897 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
16900 * ipa-inline-transform.c (inline_call): Support
16901 instrumented thunks.
16903 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16905 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
16906 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
16908 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
16909 Baseline. Make initial alternative TARGET_32BIT only.
16910 (udivsi3): Likewise.
16911 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
16912 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
16915 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16917 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
16918 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
16919 availability with TARGET_HAVE_MOVT.
16920 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
16921 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
16922 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
16924 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
16925 extra instruction if MOVW is available. Use a cost variable
16926 incremented by COSTS_N_INSNS (1) when the condition match rather than
16927 returning an arithmetic expression based on COSTS_N_INSNS. Make
16928 constant with bottom half word zero cost 2 instruction if MOVW is
16930 * config/arm/arm.md (define_attr "arch"): Add v8mb.
16931 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
16932 target is ARMv8-M Baseline.
16933 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
16934 (arm_movtas_ze): Likewise.
16935 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
16936 alternative for constants satisfying j constraint.
16937 (thumb1_movsi_insn): Likewise.
16938 (movsi splitter for K alternative): Tighten condition to not trigger
16939 if movt is available and j constraint is satisfied.
16940 (Pe immediate splitter): Likewise.
16941 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
16942 constant fitting in an halfword to use MOVW.
16943 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
16946 2016-07-13 Richard Biener <rguenther@suse.de>
16948 PR middle-end/71104
16949 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
16950 gimplifying the LHS. Make sure to gimplify a returning twice
16951 call LHS without using SSA names.
16953 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16955 * tree-data-ref.c (find_data_references_in_stmt): Remove
16956 unnecessary call to vec::release.
16957 (graphite_find_data_references_in_stmt): Likewise.
16958 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
16959 * tree-vect-stmts.c (vectorizable_condition): Likewise.
16961 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16963 * cfgexpand.c (expand_used_vars): Make the type of a local
16965 * genmatch.c (lower_for): Likewise.
16966 * haifa-sched.c (haifa_sched_init): Likewise.
16967 (add_to_speculative_block): Likewise.
16968 (create_check_block_twin): Likewise.
16969 * predict.c (handle_missing_profiles): Likewise.
16970 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
16971 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
16972 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
16974 (maybe_lower_iteration_bound): Likewise.
16975 * tree-ssa-sccvn.c (DFS): Likewise.
16976 * tree-stdarg.c (reachable_at_most_once): Likewise.
16977 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
16978 (vectorizable_store): Likewise.
16980 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16982 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
16983 (sccvn_dom_walker): make cond_stack an auto_vec.
16985 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16987 * ree.c (struct ext_state): Make type of members auto_vec.
16988 (find_and_remove_re): Adjust.
16990 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16992 * cfgexpand.c (struct stack_vars_data): Make type of fields
16994 (expand_used_vars): Adjust.
16996 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16998 * ipa.c (record_cdtor_fn): Adjust.
16999 (build_cdtor_fns): Likewise.
17000 (ipa_cdtor_merge): Make static_ctors and static_dtors local
17003 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17005 * genextract.c (struct accum_extract): Add constructor and make
17007 (gen_insn): Adjust.
17009 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17011 * tree.c (struct free_lang_data_d): Add constructor and change
17012 types of members to ones that automatically manage resources.
17013 (fld_worklist_push): Adjust.
17014 (find_decls_types): Likewise.
17015 (find_decls_types_in_eh_region): Likewise.
17016 (free_lang_data_in_cgraph): Stop manually creating and
17017 destroying members of free_lang_data_d.
17019 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
17021 PR rtl-optimization/68961
17022 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
17023 peephole variant. Use sse_reg_operand predicates.
17025 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
17027 * config/i386/predicates.md (x86_64_immediate_operand)
17028 <case CONST_INT>: Remove unneeded truncation to DImode.
17029 <case CONST>: Ditto.
17030 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
17032 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17035 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
17036 The xxperm and xxpermr instructions require that the 2nd input
17037 operand overlap with the output operand, and not the 1st.
17038 (altivec_vperm_v8hiv16qi): Likewise.
17039 (altivec_vperm_<mode>_uns_internal): Likewise.
17040 (altivec_vpermr_<mode>_internal): Likewise.
17041 (vperm_v8hiv4si): Likewise.
17042 (vperm_v16qiv8hi): Likewise.
17044 2016-07-12 Nathan Sidwell <nathan@acm.org>
17046 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
17047 when -mno-pic-data-is-text-relative is in effect, by default.
17048 * doc/invoke.texi (mpic-data-is-text-relative): Document new
17049 behavior and clarify.
17051 2016-07-12 Martin Liska <mliska@suse.cz>
17053 * params.def: Add avg-loop niter.
17054 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
17055 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
17056 * doc/invoke.texi: Document the new parameter.
17058 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17060 PR middle-end/71700
17061 * expr.c (store_constructor): Mask sign-extended bits when widening
17062 sub-word constructor element at the start of a word.
17064 2016-07-12 Martin Liska <mliska@suse.cz>
17066 * Makefile.in: Append rule for params-options.h.
17067 * params-options.h: New file.
17069 2016-07-12 Martin Liska <mliska@suse.cz>
17071 * ira-build.c (mark_loops_for_removal): Properly iterate
17074 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
17075 Richard Biener <rguenther@suse.de>
17077 PR tree-optimization/23286
17078 PR tree-optimization/70159
17079 * doc/invoke.texi: Document -fcode-hoisting.
17080 * common.opt (fcode-hoisting): New flag.
17081 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
17082 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
17083 (do_regular_insertion): Rename to ...
17084 (do_pre_regular_insertion): ... this and amend general comments
17085 on insertion strathegy.
17086 (do_partial_partial_insertion): Rename to ...
17087 (do_pre_partial_partial_insertion): ... this.
17088 (do_hoist_insertion): New function.
17089 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
17090 and call do_hoist_insertion properly.
17092 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
17093 (pass_pre::execute): Register hoist_insert stats.
17095 2016-07-12 Jakub Jelinek <jakub@redhat.com>
17097 PR middle-end/71716
17098 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
17099 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
17100 is different from mode's bitsize. Small cleanup.
17102 2016-07-12 Richard Biener <rguenther@suse.de>
17104 PR rtl-optimization/68961
17105 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
17106 to simplify to a non-constant.
17108 2016-07-11 Jakub Jelinek <jakub@redhat.com>
17110 PR middle-end/71758
17111 * omp-low.c (expand_omp_target): Gimplify device.
17113 PR tree-optimization/71823
17114 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
17115 to get vec_oprnds2 from op2.
17117 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
17119 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
17120 Hoist common subexpressions.
17121 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
17123 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
17126 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
17127 prevent generation of 'stxsiwx' on pre Power8 hardware.
17129 2016-07-11 David Malcolm <dmalcolm@redhat.com>
17131 * input.c: Include cpplib.h.
17132 (selftest::temp_source_file): New class.
17133 (selftest::temp_source_file::temp_source_file): New ctor.
17134 (selftest::temp_source_file::~temp_source_file): New dtor.
17135 (selftest::should_have_column_data_p): New function.
17136 (selftest::test_should_have_column_data_p): New function.
17137 (selftest::temp_line_table): New class.
17138 (selftest::temp_line_table::temp_line_table): New ctor.
17139 (selftest::temp_line_table::~temp_line_table): New dtor.
17140 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
17141 it to create a temp_line_table.
17142 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
17143 locations that are known to have column data.
17144 (selftest::line_table_case): New struct.
17145 (selftest::test_reading_source_line): Move tempfile handling
17146 to class temp_source_file.
17147 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
17148 (selftest::assert_token_loc_eq): New function.
17149 (ASSERT_TOKEN_LOC_EQ): New macro.
17150 (selftest::test_lexer): New function.
17151 (selftest::boundary_locations): New array.
17152 (selftest::input_c_tests): Call test_should_have_column_data_p.
17153 Loop over a test matrix of interesting values of location and
17154 default_range_bits, calling test_lexer on each case in the matrix.
17155 Move call to test_accessing_ordinary_linemaps into the matrix.
17156 * selftest.h (ASSERT_EQ): Reimplement in terms of...
17157 (ASSERT_EQ_AT): New macro.
17159 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
17162 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
17163 Don't convert TImode in debug insn.
17165 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
17167 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
17168 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
17169 (tree_type_common::lang_flag_7): New.
17170 (tree_type_common::spare): Reduce size.
17171 * tree.h (TYPE_ALIGN_OK): Remove.
17172 (TYPE_LANG_FLAG_7): New.
17173 (get_inner_reference): Adjust header.
17174 * print-tree.c (print_node): Adjust.
17175 * expr.c (get_inner_reference): Remove parameter keep_aligning.
17176 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
17177 calls to get_inner_reference.
17178 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
17179 handling of TYPE_ALIGN_OK.
17180 * builtins.c (get_object_alignment_2): Adjust call to
17181 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
17182 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
17184 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
17185 * cfgexpand.c (expand_debug_expr): Likewise.
17186 * dbxout.c (dbxout_expand_expr): Likewise.
17187 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
17188 loc_list_from_tree, fortran_common): Likewise.
17189 * fold-const.c (optimize_bit_field_compare,
17190 decode_field_reference, fold_unary_loc, fold_comparison,
17191 split_address_to_core_and_offset): Likewise.
17192 * gimple-laddress.c (execute): Likewise.
17193 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
17194 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
17195 * hsa-gen.c (gen_hsa_addr): Likewise.
17196 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
17197 * tsan.c (instrument_expr): Likewise.
17198 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
17199 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
17200 * tree-affine.c (tree_to_aff_combination,
17201 get_inner_reference_aff): Adjust calls to get_inner_reference.
17202 * tree-data-ref.c (split_constant_offset_1,
17203 dr_analyze_innermost): Likewise.
17204 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
17205 * tree-sra.c (ipa_sra_check_caller): Likewise.
17206 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
17207 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
17208 bswap_replace): Likewise.
17209 * tree-vect-data-refs.c (vect_check_gather,
17210 vect_analyze_data_refs): Likewise.
17211 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
17212 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
17215 2016-07-11 David Malcolm <dmalcolm@redhat.com>
17217 * Makefile.in (selftest-valgrind): New phony target.
17218 * function-tests.c (selftest::build_cfg): Delete pass instances
17219 created by the test.
17220 (selftest::convert_to_ssa): Likewise.
17221 (selftest::test_expansion_to_rtl): Likewise.
17222 * tree-cfg.c (selftest::test_linear_chain): Release dominator
17224 (selftest::test_diamond): Likewise.
17226 2016-07-11 Richard Biener <rguenther@suse.de>
17228 PR tree-optimization/71816
17229 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
17230 than replacing all of its operands.
17232 2016-07-11 Alan Modra <amodra@gmail.com>
17234 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
17235 (ctr<mode>): Add unspec.
17236 (ctr<mode>_internal*): Likewise.
17238 2016-07-08 James Bowman <james.bowman@ftdichip.com>
17240 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
17241 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
17243 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
17245 PR rtl-optimization/71621
17246 * lra-constraints.c (process_alt_operands): Check combination of
17247 reg class and mode.
17249 2016-07-08 Jason Merrill <jason@redhat.com>
17250 Richard Biener <rguenther@suse.de>
17252 P0145: Refining Expression Order for C++.
17253 * gimplify.c (initial_rhs_predicate_for): New.
17254 (gimplfy_modify_expr): Gimplify RHS before LHS.
17256 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17259 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17260 Allow standard error handling to take over when a wrong number
17261 of arguments is presented to __builtin_vec_ld () or
17262 __builtin_vec_st ().
17264 2016-07-08 Jiong Wang <jiong.wang@arm.com>
17266 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
17271 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
17272 __builtin_aarch64_fmaxv2sf.
17273 (vmaxnmq_f32): Likewise.
17274 (vmaxnmq_f64): Likewise.
17275 (vminnm_f32): Likewise.
17276 (vminnmq_f32): Likewise.
17277 (vminnmq_f64): Likewise.
17279 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
17282 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
17283 enable -mfloat128-hardware by default.
17284 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
17285 that IEEE 128-bit hardware support needs.
17286 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
17287 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
17288 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
17289 floating point requires.
17290 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
17291 -mfloat128 and -mfloat128-hardware changes.
17293 2016-07-08 Alan Hayward <alan.hayward@arm.com>
17295 PR tree-optimization/71667
17296 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
17298 2016-07-08 Martin Liska <mliska@suse.cz>
17300 PR middle-end/71606
17301 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
17302 folding produces SAVE_EXPRs, thus return false for the type.
17304 2016-07-07 Martin Liska <mliska@suse.cz>
17306 * file-find.c (remove_prefix): New function.
17307 * file-find.h (remove_prefix): Declare the function.
17308 * gcc-ar.c (main): Skip a folder of the wrapper if
17309 a wrapped binary would point to the same file.
17311 2016-07-07 Jan Hubicka <jh@suse.cz>
17313 * tree-scalar-evolution.c (iv_can_overflow_p): export.
17314 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
17315 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
17317 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
17320 * ipa-inline-analysis.c (compute_inline_parameters): Set
17321 local.can_change_signature to false for intrumentation
17324 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17326 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
17327 with TARGET_HAVE_MOVT.
17328 (TARGET_HAVE_MOVT): Define.
17329 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
17330 availability with TARGET_HAVE_MOVT.
17331 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
17333 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
17335 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
17336 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
17337 * config/arm/constraints.md (define_constraint "j"): Use
17338 TARGET_HAVE_MOVT to check MOVT availability.
17340 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17342 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
17344 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17346 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
17347 (armv8-m.main): Likewise.
17348 (armv8-m.main+dsp): Likewise.
17349 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
17350 (FL_FOR_ARCH8M_MAIN): Likewise.
17351 * config/arm/arm-tables.opt: Regenerate.
17352 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
17353 armv8-m.main+dsp to BE8_LINK_SPEC.
17354 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
17355 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
17356 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
17357 Baseline and Mainline.
17358 (arm_option_override_internal): Also disable arm_restrict_it when
17359 !arm_arch_notm. Update comment for -munaligned-access to also cover
17361 (arm_file_start): Increase buffer size for printing architecture name.
17362 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
17363 and armv8-m.main+dsp.
17364 (mno-unaligned-access): Clarify that this is disabled by default for
17365 ARMv8-M Baseline architectures as well.
17367 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17369 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
17370 decide whether to prevent some libgcc routines being included for some
17371 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
17372 link between this condition and the one in
17373 libgcc/config/arm/lib1func.S.
17375 2016-07-07 Richard Biener <rguenther@suse.de>
17377 * tree-ssa-pre.c: Include alias.h.
17378 (compute_avail): If we have multiple VN_REFERENCEs with the
17379 same hashtable entry adjust that to make it a valid replacement
17380 for all of them with respect to alignment and aliasing
17381 when doing insertion.
17382 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
17383 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
17385 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
17389 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
17390 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
17393 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17395 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
17396 (adjust_mems): Adjust.
17397 (adjust_insn): Likewise.
17398 (prepare_call_arguments): Likewise.
17400 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17402 * gcse.c (struct ls_expr): Make stores field a vector.
17403 (ldst_entry): Adjust.
17404 (free_ldst_entry): Likewise.
17405 (print_ldst_list): Likewise.
17406 (compute_ld_motion_mems): Likewise.
17407 (update_ld_motion_stores): Likewise.
17409 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17411 * gcse.c (struct ls_expr): Remove loads field.
17412 (ldst_entry): Adjust.
17413 (free_ldst_entry): Likewise.
17414 (print_ldst_list): Likewise.
17415 (compute_ld_motion_mems): Likewise.
17417 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17419 * store-motion.c (struct st_expr): Make antic_stores a vector.
17420 (st_expr_entry): Adjust.
17421 (free_st_expr_entry): Likewise.
17422 (print_store_motion_mems): Likewise.
17423 (find_moveable_store): Likewise.
17424 (compute_store_table): Likewise.
17425 (remove_reachable_equiv_notes): Likewise.
17426 (replace_store_insn): Likewise.
17427 (build_store_vectors): Likewise.
17429 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17431 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
17432 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
17434 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
17436 PR tree-optimization/71518
17437 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
17438 misalign also for outer loops with negative step.
17440 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
17442 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
17443 (cortex_a53_shift): Add mov_shift.
17444 (cortex_a53_shift_reg): Add new reservation for register shifts.
17445 (cortex_a53_alu): Remove bfm.
17446 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
17447 (cortex_a53_alu_extr): Add new reservation for EXTR.
17448 (bypasses): Improve bypass modelling.
17450 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17453 * config/avr/avr.c (avr_asm_select_section): Strip off
17454 SECTION_DECLARED from flags when calling get_section.
17456 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17458 * tree-vectorizer.h (vect_memory_access_type): Add
17459 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
17460 * tree-vect-stmts.c (compare_step_with_zero): New function.
17461 (perm_mask_for_reverse): Move further up file.
17462 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
17464 (get_negative_load_store_type): New function.
17465 (get_load_store_type): Call it. Add an ncopies argument.
17466 (vectorizable_mask_load_store): Update call accordingly and
17467 remove tests for negative steps.
17468 (vectorizable_store, vectorizable_load): Likewise. Handle new
17469 memory_access_types.
17471 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17473 * tree-vectorizer.h (vect_memory_access_type): New enum.
17474 (_stmt_vec_info): Add a memory_access_type field.
17475 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
17476 (vect_model_store_cost): Take an access type instead of a boolean.
17477 (vect_model_load_cost): Likewise.
17478 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
17479 vect_model_store_cost and vect_model_load_cost.
17480 * tree-vect-stmts.c (vec_load_store_type): New enum.
17481 (vect_model_store_cost): Take an access type instead of a
17482 store_lanes_p boolean. Simplify tests.
17483 (vect_model_load_cost): Likewise, but for load_lanes_p.
17484 (get_group_load_store_type, get_load_store_type): New functions.
17485 (vectorizable_store): Use get_load_store_type. Record the access
17486 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
17487 (vectorizable_load): Likewise.
17488 (vectorizable_mask_load_store): Likewise. Replace is_store
17489 variable with vls_type.
17491 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17493 * tree-vectorizer.h (vect_grouped_load_supported): Add a
17494 single_element_p parameter.
17495 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
17496 Check the PR65518 case here rather than in vectorizable_load.
17497 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
17498 * tree-vect-stmts.c (vectorizable_load): Likewise.
17500 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17502 * tree-vectorizer.h (gather_scatter_info): New structure.
17503 (vect_check_gather_scatter): Return a bool rather than a decl.
17504 Replace return-by-pointer arguments with a single
17505 gather_scatter_info *.
17506 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
17507 (vect_analyze_data_refs): Update call accordingly.
17508 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
17509 (vectorizable_mask_load_store): Likewise. Also record the
17510 offset dt and vectype in the gather_scatter_info.
17511 (vectorizable_store): Likewise.
17512 (vectorizable_load): Likewise.
17514 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17516 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
17517 strided groups, use the cost of N scalar accesses instead
17518 of ncopies vector accesses.
17519 (vect_model_load_cost): Likewise.
17521 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17523 * tree-vect-stmts.c (vect_cost_group_size): Delete.
17524 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
17525 variable to indicate when once-per-group costs are being used.
17526 (vect_model_load_cost): Likewise. Fix comment and misindented code.
17528 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17530 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
17531 peeling-for-gaps condition.
17533 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17535 * config/s390/s390.c (s390_expand_vec_init): Force initializer
17536 element to register if it doesn't match general_operand.
17538 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
17539 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17541 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
17543 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
17544 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
17545 (SIGNBIT): New mode iterator.
17546 (Fsignbit): New mode attribute.
17547 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
17548 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
17549 when direct moves are available.
17550 (signbit<mode>2_dm): New define_insn_and_split).
17551 (signbit<mode>2_dm2): New define_insn.
17553 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17555 PR rtl-optimization/71594
17556 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
17557 into subregs of appropriate mode before trying to emit a conditional
17560 2016-07-05 Jan Hubicka <jh@suse.cz>
17562 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
17563 (simple_iv): Use it.
17565 2016-07-05 Jan Hubicka <jh@suse.cz>
17567 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
17569 2016-07-05 Jiong Wang <jiong.wang@arm.com>
17571 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
17574 2016-07-05 Jan Hubicka <jh@suse.cz>
17576 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
17579 2016-07-05 Richard Biener <rguenther@suse.de>
17581 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
17582 Handle empty else block.
17583 (is_feasible_trace): Likewise.
17584 (split_paths): Likewise.
17586 2016-07-05 Richard Biener <rguenther@suse.de>
17588 * tree-loop-distribution.c (distribute_loop): Fix issue with
17589 the cost model loop.
17591 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
17593 * config/arm/neon-testgen.ml: Delete.
17594 * config/arm/neon.ml: Delete.
17596 2016-07-04 Jakub Jelinek <jakub@redhat.com>
17599 * tree.c (attribute_value_equal): Use get_attribute_name instead of
17600 directly using TREE_PURPOSE.
17602 2016-07-04 Jiong Wang <jiong.wang@arm.com>
17604 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
17605 * config/aarch64/aarch64_neon.h: Likewise.
17606 * config/aarch64/arm_neon.h: Likewise.
17607 * config/aarch64/atomics.md: Likewise.
17608 * config/aarch64/aarch64-simd-builtins.def: Likewise.
17609 * doc/invoke.texi: Likewise.
17611 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
17613 * config/s390/s390.md: Add "z13" cpu_facility.
17614 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
17615 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
17616 condition" type instructions.
17618 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
17619 Jeff Law <law@redhat.com>
17621 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
17622 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
17624 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
17626 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
17627 permutation for TARGET_AVX512F.
17628 (ix86_expand_vec_one_operand_perm_avx512): New function.
17629 (expand_vec_perm_1): Invoke introduced function.
17630 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17631 it may be not valid after vectorization.
17633 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17636 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
17637 typo in comment. Only force to memory if it is a weak
17638 external reference.
17640 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
17641 Jiong Wang <jiong.wang@arm.com>
17643 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
17644 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
17645 (AARCH64_FL_F16): New.
17646 (AARCH64_FL_FOR_ARCH8_2): New.
17647 (AARCH64_ISA_8_2): New.
17648 (AARCH64_ISA_F16): New.
17649 (TARGET_FP_F16INST): New.
17650 (TARGET_SIMD_F16INST): New.
17651 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
17652 ("fp"): Disabling "fp" also disables "fp16".
17653 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
17654 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
17655 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
17656 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
17658 2016-07-04 Jan Beulich <jbeulich@suse.com>
17660 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
17662 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
17665 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
17666 the insns, use an insn form that does not adjust the offset on
17667 little endian systems.
17669 2016-07-01 Jan Beulich <jbeulich@suse.com>
17671 * varasm.c (get_variable_section): Validate initializer in
17672 named .bss-like sections.
17674 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
17676 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
17677 Exchange the order of the second and third operands in the vpermr
17678 instruction tmeplate.
17680 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
17683 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
17684 Disallow TDmode values.
17686 2016-07-01 Alan Modra <amodra@gmail.com>
17688 PR rtl-optimization/71709
17689 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
17690 being set, not referenced.
17692 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
17694 PR tree-optimization/70729
17695 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
17696 of loop since it can be not valid after transformation.
17698 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17700 * config/arm/arm.c (thumb_reload_in_hi): Delete.
17701 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
17703 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
17705 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
17708 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
17711 * config/rs6000/constraints.md (wY constraint): New constraint to
17712 match the requirements for the LXSD and STXSD instructions.
17713 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
17714 predicate to match the requirements for the LXSD and STXSD
17716 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
17717 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
17718 to make sure that the bottom 2 bits of offset are 0, the address
17719 form is offsettable, and no updating is done in the address mode.
17720 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
17721 (movdi_internal32): Likewise
17722 (movdi_internal64): Likewise.
17724 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17726 PR tree-optimization/71707
17727 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
17728 strinfo even for ADDR_EXPR ptr.
17730 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
17732 * config/rs6000/altivec.md (darn_32): Change the condition to
17733 TARGET_P9_MISC instead of TARGET_MODULO.
17734 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
17735 condition expression.
17736 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
17737 condition expression.
17738 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
17739 (DFP_TEST): New code iterator.
17740 (dfptstsfi_<code>_mode>): New define_expand.
17741 (*dfp_sgnfcnc_<mode>): New define_insn.
17742 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
17743 definition next to BU_P9_MISC_1 definition and change the MASK
17744 value to RS6000_BTM_P9_MISC.
17745 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
17746 (BU_P9_64BIT_MISC_0): Likewise.
17747 (BU_P9_DFP_MISC_0): New macro definition.
17748 (BU_P9_DFP_MISC_1): New macro definition.
17749 (BU_P9_DFP_MISC_2): New macro definition.
17750 (BU_P9_DFP_OVERLOAD_1): New macro definition.
17751 (BU_P9_DFP_OVERLOAD_2): New macro definition.
17752 (BU_P9_DFP_OVERLOAD_3): New macro definition.
17753 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
17754 (TSTSFI_LT_TD): Likewise.
17755 (TSTSFI_EQ_DD): Likewise.
17756 (TSTSFI_EQ_TD): Likewise.
17757 (TSTSFI_GT_DD): Likewise.
17758 (TSTSFI_GT_TD): Likewise.
17759 (TSTSFI_OV_DD): Likewise.
17760 (TSTSFI_OV_TD): Likewise.
17761 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
17762 (TSTSFI_LT_DD): Likewise.
17763 (TSTSFI_LT_TD): Likewise.
17764 (TSTSFI_EQ): Likewise.
17765 (TSTSFI_EQ_DD): Likewise.
17766 (TSTSFI_EQ_TD): Likewise.
17767 (TSTSFI_GT): Likewise.
17768 (TSTSFI_GT_DD): Likewise.
17769 (TSTSFI_GT_TD): Likewise.
17770 (TSTSFI_OV): Likewise.
17771 (TSTSFI_OV_DD): Likewise.
17772 (TSTSFI_OV_TD): Likewise.
17773 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17774 overloaded test significance functions.
17775 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17776 OPTION_MASK_P9_MISC into the representation of this mask.
17777 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
17779 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
17780 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
17782 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
17783 argument is a 6-bit unsigned literal value if the icode argument
17784 represents a DFP test significance built-in call.
17785 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
17786 flag used independently and in combination with the
17787 RS6000_BTM_64BIT flag.
17788 (rs6000_opt_masks): Add entry for power9-misc command-line option.
17789 (rs6000_builtin_mask_names): Add entry for power9-misc
17790 command-line option.
17791 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
17792 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
17793 RS6000_BTM_P9_MISC macros.
17794 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
17795 option and change the description of the -mpower9-vector option to
17796 enable only vector instructions, removing its erroneously claimed
17797 support for scalar instructions.
17798 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17799 the ISA 3.0 digital floating point test significance built-in
17802 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
17804 * config/aarch64/aarch64.c (cortexa35_tunings):
17805 Enable AES fusion. Use cortexa57_branch_cost.
17806 (cortexa53_tunings): Use cortexa57_branch_cost.
17807 (cortexa72_tunings): Use cortexa57_branch_cost.
17808 Use AUTOPREFETCHER_WEAK.
17809 (cortexa73_tunings): Use cortexa57_branch_cost.
17811 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17812 James Greenhalgh <james.greenhalgh@arm.com>
17814 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
17815 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
17816 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
17817 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
17818 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
17819 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
17820 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
17821 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
17822 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
17823 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
17824 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
17825 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
17826 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
17829 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
17830 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17832 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
17834 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
17836 2016-06-30 David Malcolm <dmalcolm@redhat.com>
17839 * gcc.c (driver::build_option_suggestions): Pass "option" to
17840 add_misspelling_candidates.
17841 * opts-common.c (add_misspelling_candidates): Add "option" param;
17842 use it to avoid adding negated forms for options marked with
17844 * opts.h (add_misspelling_candidates): Add "option" param.
17846 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17848 PR middle-end/71693
17849 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
17850 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
17851 first when permuting bitwise operation with rotate. Cast
17852 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
17854 2016-06-29 David Malcolm <dmalcolm@redhat.com>
17856 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
17857 for misspelled param names.
17858 * params.c: Include spellcheck.h.
17859 (find_param_fuzzy): New function.
17860 * params.h (find_param_fuzzy): New prototype.
17861 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
17862 * spellcheck.h (struct edit_distance_traits<const char *>):
17865 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
17867 * config/rs6000/predicates.md (const_0_to_7_operand): New
17868 predicate, recognize 0..7.
17869 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
17870 support for doing extracts from V16QImode, V8HImode, V4SImode
17872 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
17873 vector extract support.
17874 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
17875 for ISA 3.0 vector extract.
17876 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
17877 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
17878 extracts of a constant element number from small integer vectors
17879 on 64-bit ISA 3.0 systems.
17880 (vsx_extract_<mode>_di): Likewise.
17881 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
17882 say when we can do ISA 3.0 vector extracts.
17883 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
17884 registers, using the stxsiwx instruction.
17886 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
17888 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
17889 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
17890 qdf24xx_regmove_cost, qdf24xx_tunings): New.
17891 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
17892 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
17893 * config/arm/arm.c (arm_qdf24xx_tune): New.
17895 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
17897 * config/aarch64/aarch64.c (cortexa53_tunings):
17898 Increase loop alignment to 8. Set function alignment to 16.
17899 (cortexa35_tunings): Likewise.
17900 (cortexa57_tunings): Increase loop alignment to 8.
17901 (cortexa72_tunings): Likewise.
17902 (cortexa73_tunings): Likewise.
17904 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
17906 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
17907 for arm_fp16_ok and arm_fp16_hw.
17908 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
17909 arm_fp16_alternative.
17911 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
17913 PR tree-optimization/71655
17914 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
17915 types when swapping operands.
17917 2016-06-29 Martin Liska <mliska@suse.cz>
17919 PR middle-end/71585
17920 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
17921 * ipa-inline-transform.c (inline_call): Remove unnecessary call
17922 of build_optimization_node.
17924 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
17926 PR tree-optimization/70729
17927 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
17928 independent in loops having positive safelen value.
17929 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17930 it may be not valid after vectorization.
17932 2016-06-29 Jakub Jelinek <jakub@redhat.com>
17934 PR tree-optimization/71625
17935 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
17936 is sorted by ascending list->offset. If PTR is non-NULL and there is
17937 previous strinfo, call get_stridx_plus_constant.
17938 (get_stridx): Pass exp as second argument to get_addr_stridx.
17939 (addr_stridxptr): Add missing list = list->next, so that there can be
17940 more than one entries in the list. Bump limit from 16 to 32. Ensure
17941 the list is sorted by ascending list->offset.
17942 (get_stridx_plus_constant): Adjust so that it can be also called with
17943 ADDR_EXPR instead of SSA_NAME as PTR.
17944 (handle_char_store): Pass NULL_TREE as second argument to
17947 2016-06-29 Richard Biener <rguenther@suse.de>
17949 PR rtl-optimization/68961
17950 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
17952 2016-06-29 Richard Biener <rguenther@suse.de>
17954 PR middle-end/71002
17955 * alias.c (component_uses_parent_alias_set_from): Handle
17956 type punning through union accesses by using the union alias set.
17957 * gimple.c (gimple_get_alias_set): Remove union type punning case.
17959 2016-07-29 Richard Biener <rguenther@suse.de>
17961 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
17962 precision not matching mode precision.
17964 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
17966 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
17967 pa_output_arg_descriptor.
17968 (call_val_symref_64bit_post_reload): Likewise.
17969 (call_val_powf_64bit_post_reload): Likewise.
17970 (sibcall_internal_symref_64bit): Likewise.
17971 (sibcall_value_internal_symref_64bit): Likewise.
17973 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17975 PR middle-end/71626
17976 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
17977 a constant, force its SUBREG_REG into memory or register instead
17980 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17983 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
17984 * doc/invoke.texi (AVR Options): Document it.
17986 2016-06-28 Walter Lee <walt@tilera.com>
17988 * config/tilegx/linux.h: Do not include arch/icache.h
17989 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17990 * config/tilepro/linux.h: Do not include arch/icache.h
17991 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17993 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
17995 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
17996 for big-endian BIT_FIELD_REF.
17998 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
18000 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
18001 ('size' attribute): Add '128'.
18003 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
18004 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
18005 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
18006 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
18007 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
18008 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
18009 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
18010 *trunc<mode>df2_odd): Set size attribute to '128'.
18011 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
18012 * config/rs6000/power6.md (power6-fp): Include dfp type.
18013 * config/rs6000/power7.md (power7-fp): Likewise.
18014 * config/rs6000/power8.md (power8-fp): Likewise.
18015 * config/rs6000/power9.md: New file.
18016 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
18017 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
18018 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
18020 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
18021 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
18022 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
18023 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
18024 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
18025 dfp_dscri_<mode>): Change type attribute to dfp.
18026 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
18027 attribute to vecsimple.
18028 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
18029 and prefetch streams.
18030 (rs6000_option_override_internal): Remove temporary code setting
18031 tuning to power8. Don't set rs6000_sched_groups for power9.
18032 (last_scheduled_insn): Change to rtx_insn *.
18033 (divide_cnt, vec_load_pendulum): New variables.
18034 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
18035 (rs6000_issue_rate): Set issue rate for Power9.
18036 (is_power9_pairable_vec_type): New.
18037 (power9_sched_reorder2): New.
18038 (rs6000_sched_reorder2): Call new function for Power9 specific
18040 (insn_must_be_first_in_group): Remove Power9.
18041 (insn_must_be_last_in_group): Likewise.
18042 (force_new_group): Likewise.
18043 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
18044 Initialize divide_cnt/vec_load_pendulum.
18045 (_rs6000_sched_context, rs6000_init_sched_context,
18046 rs6000_set_sched_context): Handle context save/restore of new
18049 2016-06-28 Richard Biener <rguenther@suse.de>
18051 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
18052 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
18053 COMPONENT_REF operand.
18054 (nonoverlapping_component_refs_p): Likewise.
18055 * stor-layout.c (start_bitfield_representative): Mark
18056 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
18058 2016-06-28 Jakub Jelinek <jakub@redhat.com>
18060 * Makefile.in: Don't cat ../stage_current if it does not exist.
18062 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
18063 last argument is a bit-field.
18065 PR rtl-optimization/71673
18066 * internal-fn.c (expand_arith_overflow_result_store): Use
18067 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
18068 expand_simple_binop.
18070 PR middle-end/66867
18071 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
18072 expand_ifn_atomic_compare_exchange): New functions.
18073 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
18074 * tree.h (build_call_expr_internal_loc): Rename to ...
18075 (build_call_expr_internal_loc_array): ... this. Fix up type of
18077 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
18078 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
18079 ATOMIC_COMPARE_EXCHANGE result.
18080 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
18081 * gimple-fold.h (optimize_atomic_compare_exchange_p,
18082 fold_builtin_atomic_compare_exchange): New prototypes.
18083 * gimple-fold.c (optimize_atomic_compare_exchange_p,
18084 fold_builtin_atomic_compare_exchange): New functions..
18085 * tree-ssa.c (execute_update_addresses_taken): If
18086 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
18087 of call when finding addressable vars, and if such var becomes
18088 non-addressable, call fold_builtin_atomic_compare_exchange.
18090 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
18093 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
18094 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
18096 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
18098 * config/rs6000/rs6000.md ('type' attribute): Add
18099 veclogical,veccmpfx,vecexts,vecmove insn types.
18100 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
18101 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
18102 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
18103 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
18104 *nabs<mode>2_hw): Change type to vecmove.
18105 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
18106 *boolcc<mode>3_internal, *eqv<mode>3_internal,
18107 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
18108 *ieee_128bit_vsx_abs<mode>2_internal,
18109 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
18110 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
18111 *ieee128_mtvsrd_32bit): Change type to veclogical.
18112 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
18113 *movdi_internal32, *movdi_internal64): Update insn types.
18114 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
18115 vsx_extract_<mode>): Change type to veclogical.
18116 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
18117 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
18118 *vsx_sign_extend_si_v2di): Change type to vecexts.
18119 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
18120 type to veclogical.
18121 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
18122 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
18123 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
18124 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
18125 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
18126 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
18127 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
18128 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
18129 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
18130 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
18131 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
18132 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
18133 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
18134 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
18135 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
18136 (ppc7450-vecsimple): Add veclogical, vecmove.
18137 (ppc7450-veccmp): Add veccmpfx.
18138 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
18140 (ppc8540_vector_compare): Add veccmpfx.
18141 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
18142 * config/rs6000/cell.md (cell-fp): Add fpsimple.
18143 (cell-vecsimple): Add veclogical, vecmove.
18144 (cell-veccmp): Add veccmpfx.
18145 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
18146 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
18148 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
18149 * config/rs6000/power4.md (power4-fp): Add fpsimple.
18150 (power4-vecsimple): Add veclogical, vecmove.
18151 (power4-veccmp): Add veccmpfx.
18152 * config/rs6000/power5.md (power5-fp): Add fpsimple.
18153 * config/rs6000/power6.md (power6-fp): Add fpsimple.
18154 (power6-vecsimple): Add veclogical, vecmove.
18155 (power6-veccmp): Add veccmpfx.
18156 * config/rs6000/power7.md (power7-fp): Add fpsimple.
18157 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
18158 * config/rs6000/power8.md (power8-fp): Add fpsimple.
18159 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
18160 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
18161 * config/rs6000/titan.md (titan_fp): Add fpsimple.
18162 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
18164 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
18166 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
18169 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18170 OPTION_MASK_P9_DFORM_VECTOR.
18171 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
18172 disable -mpower9-dform-vector when using reload.
18173 (quad_address_p): Remove 'gpr_p' argument and all associated code.
18174 New 'strict' argument. Update all callers. Add strict addressing
18176 (rs6000_legitimate_offset_address_p): Remove call to
18177 virtual_stack_registers_memory_p.
18178 (rs6000_legitimize_reload_address): Add quad address support.
18179 (rs6000_legitimate_address_p): Move call to quad_address_p above
18180 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
18181 to account for new strict usage.
18182 (rs6000_output_move_128bit): Adjust quad_address_p args to account
18183 for new strict usage.
18184 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
18186 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
18193 * config/i386/i386.c (ix86_spill_class): Disable condition to
18194 always return NO_REGS.
18196 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
18198 * predict.c: Include gimple-pretty-print.h
18199 (predicted_by_loop_heuristics_p): Check also
18200 PRED_LOOP_EXIT_WITH_RECURSION
18201 (predict_loops): Find self recursive calls and use special purpose
18202 predictors for them; dump log about decisions.
18203 (pass_profile::execute): Dump info about #of iterations.
18204 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
18205 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
18207 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
18209 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
18210 output_asm_insn calls and shorten long lines. Output .CALL
18211 argument descriptor using pa_output_arg_descriptor. Add various
18212 inline $$dyncall and other optimizations.
18213 (pa_attr_length_indirect_call): Adjust ordering and lengths.
18215 2016-06-25 Jakub Jelinek <jakub@redhat.com>
18217 PR tree-optimization/71643
18218 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
18221 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
18222 leak a bitmap if dep_bb is NULL.
18224 PR tree-optimization/71631
18225 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
18226 to rewrite_expr_tree even if negate_result, move new_lhs var
18227 declaration and initialization earlier, for powi_result set afterwards
18228 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
18229 if new_lhs != lhs, and don't shadow gsi var.
18231 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
18233 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
18234 Add in_loop parameter.
18235 (predict_loops): Add loop guard heuristics.
18236 * predict.def (PRED_LOOP_GUARD): New heuristics.
18238 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
18240 * predict.c: Include ipa-utils.h
18241 (tree_bb_level_prediction): Predict recursive calls.
18242 (tree_estimate_probability_bb): Skip inexpensive calls for call
18244 * predict.def (PRED_RECURSIVE_CALL): New.
18246 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18248 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
18249 (BU_FLOAT128_1): Likewise.
18251 (COPYSIGNQ): Likewise.
18252 (RS6000_BUILTIN_NANQ): Likewise.
18253 (RS6000_BUILTIN_NANSQ): Likewise.
18254 (RS6000_BUILTIN_INFQ): Likewise.
18255 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
18256 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
18257 (TARGET_FOLD_BUILTIN): New #define.
18258 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
18259 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
18260 (rs6000_fold_builtin): New target hook implementation, handling
18261 folding of 128-bit NaNs and infinities.
18262 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
18263 entries are filled in to avoid problems during bootstrap
18264 self-test; define builtins for 128-bit NaNs and infinities.
18265 (rs6000_opt_mask): Add entry for float128.
18266 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
18267 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
18268 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
18269 (const_str_type_node): New #define.
18270 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
18271 to a define_expand that dispatches to either copysign<mode>3_soft
18272 or copysign<mode>3_hard.
18273 (copysign<mode>3_hard): Rename from copysign<mode>3.
18274 (copysign<mode>3_soft): New define_insn.
18275 * doc/extend.texi: Document new builtins.
18277 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18279 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
18280 PRIu64 instead of lu.
18282 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
18285 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
18286 copy the type name.
18288 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18290 PR tree-optimization/71647
18291 * omp-low.c (lower_rec_input_clauses): Convert
18292 omp_clause_aligned_alignment (c) to size_type_node for the
18293 last argument of __builtin_assume_aligned.
18295 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
18297 * configure.ac (calling ___tls_get_addr via GOT): New
18298 assembler/linker check.
18299 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
18300 assembler and linker supports calling ___tls_get_addr via GOT.
18301 Otherise, defined to 0.
18302 * config.in: Regenerated.
18303 * configure: Likewise.
18304 * config/i386/constraints.md (Yb): New constraint.
18305 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
18306 (REG_CLASS_NAMES): Likewise.
18307 (REG_CLASS_CONTENTS): Likewise.
18308 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
18309 the b constraint with the Yb constraint. Call ___tls_get_addr
18310 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
18312 (*tls_local_dynamic_base_32_gnu): Likewise.
18313 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
18314 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
18315 (*tls_local_dynamic_base_64_<mode>): Likewise.
18317 2016-06-24 Martin Liska <mliska@suse.cz>
18319 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
18320 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
18322 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
18323 argument to true if the expected number of iterations is
18326 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
18328 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
18329 assemble for 32bit target.
18330 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
18331 and $ld_ix86_gld_32_opt to link for 32bit target.
18332 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
18333 * configure: Regenerate.
18335 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18337 * config/arm/arm.c (int_log2): Delete definition and prototype.
18338 (shift_op): Use exact_log2 instead of int_log2.
18339 (vfp3_const_double_for_fract_bits): Likewise.
18341 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18343 * internal-fn.c (expand_arith_set_overflow): New function.
18344 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
18346 (expand_arith_overflow_result_store): Likewise. Handle precision
18347 smaller than mode precision.
18348 * tree-vrp.c (extract_range_basic): For imag part, handle
18349 properly signed 1-bit precision result.
18350 * doc/extend.texi (__builtin_add_overflow): Document that last
18351 argument can't be pointer to enumerated or boolean type.
18352 (__builtin_add_overflow_p): Document that last argument can't
18353 have enumerated or boolean type.
18355 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18356 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18358 * config/rs6000/predicates.md (splat_input_operand): Rework.
18359 Don't allow constants, since the insns that use this predicate
18360 don't support constants. Constants are handled by other insns
18361 that are created via combine. During and after register
18362 allocation, only allow indexed or indirect addresses, and not
18363 general addresses. Only allow modes supported by the hardware.
18364 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
18365 comment. Move check for using VSPLTIS<x> to a common location,
18366 instead of doing it in two different places.
18368 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
18370 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18371 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
18372 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
18373 signature_CENTAUR_ebx.
18375 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
18379 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
18380 (as_ix86_gas_32_opt): This.
18381 (ld_ix86_tls_ldm_opt): Renamed to ...
18382 (ld_ix86_gld_32_opt): This.
18383 (R_386_TLS_LDM reloc): Updated.
18384 (R_386_GOT32X reloc): New assembler/linker check.
18385 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
18386 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
18388 * config.in: Regenerated.
18389 * configure: Likewise.
18390 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
18391 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
18392 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
18393 if ix86_force_load_from_GOT_p returns true.
18394 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
18395 ix86_force_load_from_GOT_p returns true.
18396 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
18397 the external function address via the GOT slot.
18398 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
18399 HAVE_AS_IX86_GOT32X before returning false.
18400 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
18401 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
18403 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
18405 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
18407 2016-06-23 Andi Kleen <ak@linux.intel.com>
18409 * Makefile.in: Regenerate.
18410 * doc/install.texi: Document autoprofiledbootstrap.
18412 2016-06-23 Andi Kleen <ak@linux.intel.com>
18414 * config/i386/gcc-auto-profile: New file.
18416 2016-06-23 Martin Liska <mliska@suse.cz>
18418 PR middle-end/71619
18419 * predict.c (predict_loops): Revert the hunk that was removed
18422 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
18424 * config.gcc: Add support for arm*-*-phoenix* targets.
18425 * config/arm/t-phoenix: New.
18426 * config/phoenix.h: New.
18428 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
18429 H.J. Lu <hongjiu.lu@intel.com>
18432 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
18433 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
18434 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
18435 ix86_force_load_from_GOT_p returns true.
18436 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
18437 ix86_force_load_from_GOT_p returns true.
18438 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
18439 ix86_force_load_from_GOT_p returns true.
18440 (ix86_expand_move): Load the external function address via the
18441 GOT slot if ix86_force_load_from_GOT_p returns true.
18442 * config/i386/predicates.md (x86_64_immediate_operand): Return
18443 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
18444 (x86_64_zext_immediate_operand): Ditto.
18446 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
18448 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
18450 2016-06-22 David Malcolm <dmalcolm@redhat.com>
18453 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
18454 * diagnostic.c (pedwarn_at_rich_loc): New function.
18455 * spellcheck.h (best_match::best_match): Add a
18456 "best_distance_so_far" optional parameter.
18457 (best_match::set_best_so_far): New method.
18458 (best_match::get_best_distance): New accessor.
18459 (best_match::get_best_candidate_length): New accessor.
18461 2016-06-22 Nick Clifton <nickc@redhat.com>
18463 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
18464 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
18465 modes are accepted as well.
18466 (ucompare_loc_descriptor): Likewise.
18467 (minmax_loc_descriptor): Likewise.
18468 (clz_loc_descriptor): Likewise.
18469 (popcount_loc_descriptor): Likewise.
18470 (bswap_loc_descriptor): Likewise.
18471 (rotate_loc_descriptor): Likewise.
18472 (mem_loc_descriptor): Likewise.
18473 (loc_descriptor): Likewise.
18475 2016-06-22 David Malcolm <dmalcolm@redhat.com>
18477 * common.opt (fdiagnostics-parseable-fixits): New option.
18478 * diagnostic.c: Include "selftest.h".
18479 (print_escaped_string): New function.
18480 (print_parseable_fixits): New function.
18481 (diagnostic_report_diagnostic): Call print_parseable_fixits.
18482 (selftest::assert_print_escaped_string): New function.
18483 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
18484 (selftest::test_print_escaped_string): New function.
18485 (selftest::test_print_parseable_fixits_none): New function.
18486 (selftest::test_print_parseable_fixits_insert): New function.
18487 (selftest::test_print_parseable_fixits_remove): New function.
18488 (selftest::test_print_parseable_fixits_replace): New function.
18489 (selftest::diagnostic_c_tests): New function.
18490 * diagnostic.h (struct diagnostic_context): Add field
18491 "parseable_fixits_p".
18492 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
18493 -fdiagnostics-parseable-fixits.
18494 (-fdiagnostics-parseable-fixits): New option.
18495 * opts.c (common_handle_option): Handle
18496 -fdiagnostics-parseable-fixits.
18497 * selftest-run-tests.c (selftest::run_tests): Call
18498 selftest::diagnostic_c_tests.
18499 * selftest.h (selftest::diagnostic_c_tests): New prototype.
18501 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
18503 PR tree-optimization/71488
18504 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
18505 comparison of boolean vectors.
18506 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
18507 of boolean vectors using bitwise operations.
18509 2016-06-22 Andreas Schwab <schwab@suse.de>
18511 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
18512 Remove declaration.
18514 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
18516 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
18518 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
18520 * config/i386/i386.c (print_reg): Emit an error message on attempt to
18523 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18525 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
18526 * config/arm/arm-cores.def (cortex-a73): New entry.
18527 (cortex-a73.cortex-a35): Likewise.
18528 (cortex-a73.cortex-a53): Likewise.
18529 * config/arm/arm-tables.opt: Regenerate.
18530 * config/arm/arm-tune.md: Likewise.
18531 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
18532 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
18533 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
18534 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
18535 * doc/invoke.texi (ARM Options): Document cortex-a73,
18536 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
18538 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18540 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
18541 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
18542 (cortex-a73.cortex-a35): Likewise.
18543 (cortex-a73.cortex-a53): Likewise.
18544 * config/aarch64/aarch64-tune.md: Regenerate.
18545 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
18546 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
18549 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18551 * configure.ac (gcc_cv_as_compress_debug): Remove
18552 --compress-debug-sections as extra as switch.
18553 Handle gas --compress-debug-sections=type.
18554 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
18555 Handle gld --compress-debug-sections=type.
18556 * configure: Regenerate.
18558 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
18560 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
18562 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
18564 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
18565 (do_rewrite): likewise.
18567 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18569 * common/config/mep/mep-common.c: Remove.
18570 * config.gcc: Remove mep-* support.
18571 * config/mep/constraints.md: Remove.
18572 * config/mep/default.h: Remove.
18573 * config/mep/intrinsics.h: Remove.
18574 * config/mep/intrinsics.md: Remove.
18575 * config/mep/ivc2-template.h: Remove.
18576 * config/mep/mep-c5.cpu: Remove.
18577 * config/mep/mep-core.cpu: Remove.
18578 * config/mep/mep-default.cpu: Remove.
18579 * config/mep/mep-ext-cop.cpu: Remove.
18580 * config/mep/mep-intrin.h: Remove.
18581 * config/mep/mep-ivc2.cpu: Remove.
18582 * config/mep/mep-pragma.c: Remove.
18583 * config/mep/mep-protos.h: Remove.
18584 * config/mep/mep.c: Remove.
18585 * config/mep/mep.cpu: Remove.
18586 * config/mep/mep.h: Remove.
18587 * config/mep/mep.md: Remove.
18588 * config/mep/mep.opt: Remove.
18589 * config/mep/predicates.md: Remove.
18590 * config/mep/t-mep: Remove.
18591 * doc/install.texi: Remove mep-* documentation.
18592 * doc/md.texi: Likewise.
18594 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18596 * config.gcc: Remove support for avr-rtems.
18597 * config/avr/gen-avr-mmcu-specs.c: Likewise.
18598 * config/avr/rtems.h: Remove.
18599 * config/avr/t-rtems: Remove.
18601 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18603 * config.gcc: Remove m32r-rtems support.
18604 * config/m32r/rtems.h: Remove.
18606 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18608 * config.gcc: Remove h8300-rtems support.
18609 * config/h8300/rtems.h: Remove.
18610 * config/h8300/t-rtems: Remove.
18612 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18614 * config.gcc: Remove support for knetbsd.
18615 * configure.ac: Likewise.
18616 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
18617 * config/knetbsd-gnu.h: Remove.
18618 * configure: Regenerate.
18620 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18622 * config.gcc: Remove support for openbsd 2 and 3.
18623 * config/openbsd-oldgas.h: Remove.
18625 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18627 * config.gcc: Remove interix support.
18628 * config/i386/i386-interix.h: Remove.
18629 * config/i386/interix.opt: Remove.
18630 * config/i386/t-interix: Remove.
18631 * configure: Regenerate.
18632 * configure.ac: Remove interix support.
18633 * doc/install.texi: Remove interix documentation.
18635 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
18637 * config/rs6000/rs6000.h: Add conditional preprocessing directives
18638 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
18641 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
18643 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
18644 they are both PLACEHOLDER_EXPRs.
18646 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18648 * stor-layout.c (layout_type): Move setting complex MODE to
18649 layout_type, instead of setting it ahead of time by the caller.
18650 * tree.c (build_complex_type): Likewise.
18652 2016-06-21 Martin Liska <mliska@suse.cz>
18654 * predict.c (force_edge_cold): Replace imposisble with
18657 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
18659 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
18660 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
18662 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
18664 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
18666 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
18667 Ilya Enkovich <ilya.enkovich@intel.com>
18670 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
18671 New member function to convert V1TImode register to SUBREG
18672 TImode in debug insn.
18673 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
18674 after changing register mode to V1TImode.
18676 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
18678 * config/aarch64/aarch64-cores.def (vulcan): New core.
18679 * config/aarch64/aarch64-tune.md: Regenerate.
18680 * doc/invoke.texi: Document vulcan as an available option.
18682 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
18684 * cse.c (canon_asm_operands): New function extracted from...
18685 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
18686 either standalone or member of a PARALLEL.
18688 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
18691 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
18692 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
18693 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
18695 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
18698 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
18699 constant addresses if can_create_pseudo_p.
18701 2016-06-21 Jakub Jelinek <jakub@redhat.com>
18703 PR tree-optimization/71588
18704 * tree-ssa-strlen.c (valid_builtin_call): New function.
18705 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
18708 2016-06-20 Jakub Jelinek <jakub@redhat.com>
18710 PR middle-end/71581
18711 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
18712 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
18713 for conversion of scalar user var to complex type and use the
18714 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
18717 PR rtl-optimization/71591
18718 * toplev.c (toplev::run_self_tests): If no_backend, complain and
18719 don't run any tests.
18721 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
18724 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
18725 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
18726 space for PIC with non-v32 and the common non-PIC "jump".
18728 2016-06-20 Jakub Jelinek <jakub@redhat.com>
18731 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
18732 returned values and add UN*/LTGT/*ORDERED cases with values matching
18733 D operand modifier on vcmp for AVX.
18735 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18737 * config/aarch64/aarch64.opt
18738 (mpc-relative-literal-loads): Rename internal option name.
18739 * config/aarch64/aarch64.c
18740 (aarch64_nopcrelative_literal_loads): Rename to
18741 aarch64_pcrelative_literal_loads.
18742 (aarch64_expand_mov_immediate): Likewise.
18743 (aarch64_secondary_reload): Likewise.
18744 (aarch64_can_use_per_function_literal_pools_p): Likewise.
18745 (aarch64_override_options_after_change_1): Rename and simplify logic.
18746 (aarch64_classify_symbol): Merge large model checks into switch,
18747 remove pc-relative load check.
18749 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18751 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
18752 costs relative to the cost of a register move.
18754 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18756 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
18757 (vcvt_n_f64_u64): Likewise.
18758 (vcvt_n_s64_f64): Likewise.
18759 (vcvt_n_u64_f64): Likewise.
18760 (vcvt_f64_s64): Likewise.
18761 (vrecpe_f64): Likewise.
18762 (vcvt_f64_u64): Likewise.
18763 (vrecps_f64): Likewise.
18765 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18767 * config/aarch64/aarch64.md
18768 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
18770 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
18772 * config/aarch64/aarch64-builtins.c
18773 (aarch64_types_binop_uss_qualifiers): Delete.
18774 (TYPES_BINOP_USS): Likewise.
18775 (aarch64_types_binop_sus_qualifiers): Likewise.
18776 (TYPES_BINOP_SUS): Likewise.
18777 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
18778 (TYPES_FCVTIMM_SUS): Likewise.
18779 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
18781 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
18782 (fcvtzs): Use SHIFTIMM rather than BINOP.
18783 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
18785 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18787 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
18788 costs relative to the cost of a register move.
18790 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18792 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
18793 Allow scalar/single vector modes to be tieable.
18795 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18797 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
18799 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18801 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
18803 * tree.h (TYPE_ALIGN): Likewise.
18805 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18808 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
18810 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18812 * config/avr/avr.c (avr_print_operand): Fix "format not a string
18813 literal" build warnings.
18814 (avr_print_operand_address): Dito.
18816 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
18819 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
18820 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
18822 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
18824 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
18826 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
18829 * reload1.c (reload): Pass 0 to finish_spills when called because
18830 update_eliminables_and_spill returns true and remove did_spill.
18831 (finish_spills): Adjust comment and document GLOBAL parameter.
18833 2016-06-17 DJ Delorie <dj@redhat.com>
18836 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
18837 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
18838 (umulqihi3_virt): Likewise.
18839 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
18840 (umulqihi3_real): Likewise.
18842 2016-06-17 Martin Liska <mliska@suse.cz>
18844 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
18846 2016-06-17 Martin Liska <mliska@suse.cz>
18848 * predict.def: PRED_LOOP_EXIT from 92 to 85.
18850 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
18852 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
18854 (vaddq_f32): Likewise.
18855 (vmul_f32): Likewise.
18856 (vmulq_f32): Likewise.
18857 (vsub_f32): Likewise.
18858 (vsubq_f32): Likewise.
18860 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18862 PR tree-optimization/71347
18863 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
18864 cost for all uses in group.
18866 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18868 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
18869 insert gimple seq if it's not empty.
18871 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18873 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
18875 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
18876 rather than OFFSET.
18877 (comp_dr_with_seg_len_pair): Ditto.
18878 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
18879 struct dr_with_seg_len_pair against DR_OFFSET.
18880 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
18881 DR_OFFSET directly.
18883 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
18885 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
18887 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
18889 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
18890 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
18891 (pa_output_millicode_call): Likewise.
18892 (pa_output_call): Likewise.
18893 (pa_output_indirect_call): Likewise.
18894 (pa_asm_output_mi_thunk): Likewise.
18896 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18898 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
18900 2016-06-16 Martin Liska <mliska@suse.cz>
18902 * predict.c (combine_predictions_for_insn): When we find a first
18903 match predictor, we should consider just predictors with
18904 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
18905 DS theory predictor.
18906 (combine_predictions_for_bb): Likewise.
18908 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18910 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
18911 with base of reference to struct.
18913 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18915 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
18917 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18920 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
18921 progmem_swtable_section.
18922 (progmem_swtable_section): Remove.
18923 (avr_asm_function_rodata_section): Remove.
18924 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
18925 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
18927 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
18929 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18930 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
18931 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
18932 signature_CENTAUR_ebx.
18933 * config/i386/i386.c (ix86_option_override_internal): Add
18934 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
18935 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
18936 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
18938 2016-06-16 Martin Liska <mliska@suse.cz>
18940 * predict.def: Add fortran loop preheader predictor.
18941 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
18942 fold IFN_BUILTIN_EXPECT with a known constant argument.
18944 2016-06-16 Martin Liska <mliska@suse.cz>
18946 * predict.def: Add 'Fortran' to display text of all
18947 PRED_FORTRAN_* predictors.
18949 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18952 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
18953 [IA64_BUILTIN_NANSQ]: Ditto.
18954 (ia64_fold_builtin): New function.
18955 (TARGET_FOLD_BUILTIN): New define.
18956 (ia64_init_builtins) Declare const_string_type node.
18957 Add __builtin_nanq and __builtin_nansq builtin functions.
18958 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
18960 2016-06-16 Nick Clifton <nickc@redhat.com>
18962 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
18963 MSP430_HWMULT_ prefix to enum values.
18964 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
18965 * config/msp430/msp430.c: Update use of enum values.
18966 * config/msp430/msp430.md: Likewise.
18967 * config/msp430/msp430.opt: Likewise.
18969 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
18971 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
18972 of comparsions in the last iteration.
18974 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18975 Joern Rennecke <joern.rennecke@embecosm.com>
18977 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
18979 (arc_needs_pcl_p): Add GOTOFFPC.
18980 (arc_legitimate_pic_addr_p): Likewise.
18981 (arc_output_pic_addr_const): Likewise.
18982 (arc_legitimize_pic_address): Generate a pc-relative address using
18984 (arc_output_libcall): Use @pcl syntax.
18985 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
18986 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
18987 (*movsi_insn): Use @pcl syntax.
18988 (doloop_begin_i): Likewise.
18990 2016-06-16 Martin Liska <mliska@suse.cz>
18992 * predict.def: Define a new predictor.
18994 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18996 * config/arc/arc.opt (mtp-regno): Update text.
18998 2016-06-16 Renlin Li <renlin.li@arm.com>
19000 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
19002 2016-06-16 Jakub Jelinek <jakub@redhat.com>
19005 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
19006 (setcc + and peephole2): Likewise.
19008 PR rtl-optimization/71532
19009 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
19012 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
19014 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
19015 DImode constants with XXSPLTIB in vector registers.
19016 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
19017 vsx_extract_<mode>_internal{1,2} into a single insn that handles
19018 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
19019 extraction of the element at the top of the register as a scalar
19021 (vsx_extract_<mode>_internal1): Likewise.
19022 (vsx_extract_<mode>_internal2): Likewise.
19023 * config/rs6000/constraints.md (wi constraint): Remove a comment
19024 about DImode not being allowed in Altivec registers.
19025 (wB constraint): New constraint for constants that can be
19026 generated in Altivec registers with VSPLTISW/VUPKHSW.
19027 * config/rs6000/predicates.md (xxspltib_constant_split): Update
19029 (xxspltib_constant_nosplit): Likewise.
19030 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
19031 support for -mupper-regs-di to enable DImode to go into Altivec
19033 (POWERPC_MASKS): Likewise.
19034 (power7 cpu): Likewise.
19035 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
19036 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
19037 for DImode being allowed in Altivec registers. Update wi/wj
19038 constraints. Set scalar_in_vmx_p flag.
19039 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
19040 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
19041 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
19042 (rs6000_opt_masks): Add -mupper-regs-di.
19043 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
19044 direct move to use wi and not wj.
19045 (lfiwzx): Likewise.
19046 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
19048 (floatunssi<mode>2_lfiwzx_mem): Likewise.
19049 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
19050 any VSX register, instead of just Altivec registers, to allow
19051 either operand to be an Altivec register or both.
19052 (fixuns_trunc<mode>di2_fctiduz): Likewise.
19053 (movdi_internal32): Add support for -mupper-regs-di. Add support
19054 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
19055 the alternatives and attributes to be lined up to be easier to
19057 (movdi_internal64): Likewise.
19058 (64-bit DImode splitters): Change predicates to only split loading
19059 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
19060 load constants in ISA 3.0 or ISA 2.07 respectively.
19061 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
19062 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
19063 mention -mcpu=power9 sets these options.
19064 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
19067 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
19070 * config/avr/avr.c (avr_set_current_function): Warn misspelled
19071 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
19072 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
19073 by default to warn misspelled interrupt/ signal handler.
19074 * doc/invoke.texi (AVR Options): Document it. Update description
19075 for -nodevicelib option.
19077 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19079 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
19080 up parentheses. Use GET_MODE_UNIT_BITSIZE.
19081 (aarch64_<sur>shll2_n<mode>): Likewise.
19083 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
19085 PR middle-end/71529
19086 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
19087 DECL_CONTEXT for copied arguments.
19089 2016-06-15 Alan Hayward <alan.hayward@arm.com>
19091 PR tree-optimization/71483
19092 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
19095 2016-06-15 Martin Liska <mliska@suse.cz>
19097 * predict.c (tree_predict_by_opcode): Call predict_edge_def
19098 instead of predict_edge w/o a probability.
19100 2016-06-15 Alan Hayward <alan.hayward@arm.com>
19102 PR tree-optimization/71439
19103 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
19106 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19108 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
19109 register subregs in SET_SRC.
19111 2016-06-15 Richard Biener <rguenther@suse.de>
19113 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
19114 store restrictions.
19116 2016-06-15 Richard Biener <rguenther@suse.de>
19118 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
19119 not consider dependences between accesses that belong to the
19121 (vect_analyze_data_ref_dependences): Do not analyze read-read
19122 or self-dependences.
19124 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19126 * spellcheck-tree.c: Include spellcheck-tree.h rather than
19128 (find_closest_identifier): Reimplement in terms of
19129 best_match<tree,tree>.
19130 * spellcheck-tree.h: New file.
19131 * spellcheck.c (struct edit_distance_traits<const char *>): New
19133 (find_closest_string): Reimplement in terms of
19134 best_match<const char *, const char *>.
19135 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
19136 overload to spellcheck-tree.h.
19137 (find_closest_identifier): Likewise.
19138 (struct edit_distance_traits<T>): New template.
19139 (class best_match): New class.
19141 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19143 * selftest-run-tests.c (selftest::run_tests): Call
19144 selftest::spellcheck_tree_c_tests.
19145 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
19146 * spellcheck-tree.c: Include selftest.h and stringpool.h.
19147 (selftest::test_find_closest_identifier): New function.
19148 (selftest::spellcheck_tree_c_tests): New function.
19149 * spellcheck.c (selftest::test_find_closest_string): Verify that
19150 the order of the vec does not affect the results for this case.
19151 (selftest::test_data): New array.
19152 (selftest::test_metric_conditions): New function.
19153 (selftest::spellcheck_c_tests): Add a test of case-comparison.
19154 Call selftest::test_metric_conditions.
19156 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19158 * config/rs6000/rs6000-builtin.def (commentary): Typo.
19159 (BU_P9_MISC_1): Likewise.
19160 (BU_P9_64BIT_MISC_0): Likewise.
19161 (BU_P9_MISC_0): Likewise.
19163 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19165 * gcc-rich-location.c
19166 (gcc_rich_location::add_fixit_misspelled_id): New method.
19167 * gcc-rich-location.h
19168 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
19170 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
19172 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
19173 FreeBSD 11 and above.
19175 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
19177 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
19179 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19181 * expmed.h: Close parenthesis in "at your option" in copyright
19183 * lower-subreg.h: Likewise.
19185 2016-06-14 Richard Biener <rguenther@suse.de>
19187 PR middle-end/71526
19188 * genmatch.c (expr::gen_transform): Use in_type for comparisons
19191 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19193 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
19195 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
19196 mask+shift version.
19197 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
19199 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
19200 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
19202 2016-06-14 Richard Biener <rguenther@suse.de>
19204 PR tree-optimization/71522
19205 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
19206 copying into float copying.
19208 2016-06-14 Jakub Jelinek <jakub@redhat.com>
19210 PR tree-optimization/71520
19211 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
19212 (replace_block_by): Move user labels from bb1 to bb2.
19214 2016-06-14 Richard Biener <rguenther@suse.de>
19216 PR middle-end/71310
19218 * expr.h (get_bit_range): Declare.
19219 * expr.c (get_bit_range): Export.
19220 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
19221 word_mode again to constrain the bitfield access.
19223 2016-06-14 Richard Biener <rguenther@suse.de>
19225 PR tree-optimization/71521
19226 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
19227 division int_const_binop against zero divisor.
19229 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19231 * config/i386/i386.md (signbittf2): New expander.
19232 * config/i386/sse.md (ptesttf2): New insn pattern.
19234 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19237 * input.c (selftest::test_reading_source_line): Avoid reading from
19238 __FILE__ by creating a tempfile with known content and reading
19241 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19243 * pretty-print.c (assert_pp_format_colored): Skip the test if
19245 (test_pp_format): Remove comment about GCC_COLORS.
19247 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19249 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
19250 * pretty-print.c (assert_pp_format_va): Add location param and use
19251 it with ASSERT_STREQ_AT.
19252 (assert_pp_format): Add location param and pass it to
19253 assert_pp_format_va.
19254 (assert_pp_format_colored): Likewise.
19255 (ASSERT_PP_FORMAT_1): New.
19256 (ASSERT_PP_FORMAT_2): New.
19257 (ASSERT_PP_FORMAT_3): New.
19258 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
19259 explicitly, or implicitly via the above macros.
19260 * selftest.c (selftest::pass): Use a selftest::location rather
19261 than file and line.
19262 (selftest::fail): Likewise. Print the function name.
19263 (selftest::fail_formatted): Likewise.
19264 (selftest::assert_streq): Use a selftest::location rather than
19266 * selftest.h (selftest::location): New struct.
19267 (SELFTEST_LOCATION): New macro.
19268 (selftest::pass): Accept a const location & rather than file
19270 (selftest::fail): Likewise.
19271 (selftest::fail_formatted): Likewise.
19272 (selftest::assert_streq): Likewise.
19273 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
19274 (ASSERT_FALSE): Likewise.
19275 (ASSERT_EQ): Likewise.
19276 (ASSERT_NE): Likewise.
19277 (ASSERT_STREQ): Likewise.
19278 (ASSERT_PRED1): Likewise.
19279 (ASSERT_STREQ_AT): New macro.
19281 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19283 * selftest.c (selftest::fail_formatted): New function.
19284 (selftest::assert_streq): New function.
19285 * selftest.h (selftests::fail_formatted): New decl.
19286 (selftest::assert_streq): New decl.
19287 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
19289 2016-06-13 Jeff Law <law@redhat.com>
19291 PR tree-optimization/71403
19292 * tree-ssa-threadbackward.c
19293 (convert_and_register_jump_thread_path): No longer accept reference
19294 to path. Do not pop items off the path anymore.
19295 (fsm_find_control_statement_thread_paths): Do not allow threading
19296 to a deeper loop nest. Pop the last item off the path here rather
19297 than in convert_and_register_jump_thread_path.
19299 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19300 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
19302 [AArch64] Emit division using the Newton series
19304 * config/aarch64/aarch64-protos.h
19305 (cpu_approx_modes): Add new member "division".
19306 (aarch64_emit_approx_div): Declare new function.
19307 * config/aarch64/aarch64.c
19308 (generic_approx_modes): New member "division".
19309 (exynosm1_approx_modes): Likewise.
19310 (xgene1_approx_modes): Likewise.
19311 (aarch64_emit_approx_div): Define new function.
19312 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
19313 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
19314 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
19315 * doc/invoke.texi (-mlow-precision-div): Describe new option.
19317 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19318 Wilco Dijkstra <wilco.dijkstra@arm.com>
19320 [AArch64] Emit square root using the Newton series
19322 * config/aarch64/aarch64-protos.h
19323 (aarch64_emit_approx_rsqrt): Replace with new function
19324 "aarch64_emit_approx_sqrt".
19325 (cpu_approx_modes): New member "sqrt".
19326 * config/aarch64/aarch64.c
19327 (generic_approx_modes): New member "sqrt".
19328 (exynosm1_approx_modes): Likewise.
19329 (xgene1_approx_modes): Likewise.
19330 (aarch64_emit_approx_rsqrt): Replace with new function
19331 "aarch64_emit_approx_sqrt".
19332 (aarch64_override_options_after_change_1): Handle new option.
19333 * config/aarch64/aarch64-simd.md
19334 (rsqrt<mode>2): Use new function instead.
19335 (sqrt<mode>2): New expansion and insn definitions.
19336 * config/aarch64/aarch64.md: Likewise.
19337 * config/aarch64/aarch64.opt
19338 (mlow-precision-sqrt): Add new option description.
19339 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
19341 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19343 [AArch64] Add more choices for the reciprocal square root approximation
19345 Allow a target to prefer such operation depending on the operation mode.
19347 * config/aarch64/aarch64-protos.h
19348 (AARCH64_APPROX_MODE): New macro.
19349 (AARCH64_APPROX_{NONE,ALL}): Likewise.
19350 (cpu_approx_modes): New structure.
19351 (tune_params): New member "approx_modes".
19352 * config/aarch64/aarch64-tuning-flags.def
19353 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
19354 * config/aarch64/aarch64.c
19355 (generic_approx_modes): New core "cpu_approx_modes" structure.
19356 (exynosm1_approx_modes): Likewise.
19357 (xgene1_approx_modes): Likewise.
19358 (generic_tunings): New member "approx_modes".
19359 (cortexa35_tunings): Likewise.
19360 (cortexa53_tunings): Likewise.
19361 (cortexa57_tunings): Likewise.
19362 (cortexa72_tunings): Likewise.
19363 (exynosm1_tunings): Likewise.
19364 (thunderx_tunings): Likewise.
19365 (xgene1_tunings): Likewise.
19366 (use_rsqrt_p): New argument for the mode and use new member from
19368 (aarch64_builtin_reciprocal): Devise mode from builtin.
19369 (aarch64_optab_supported_p): New argument for the mode.
19370 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
19372 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
19374 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
19375 RS6000_BTM_MODULO flag into the set of flags that are considered
19376 to be part of the common configuration.
19378 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
19380 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
19381 difference unsigned.
19382 (vec_absdb): New macro for vector absolute difference unsigned
19384 (vec_absdh): New macro for vector absolute difference unsigned
19386 (vec_absdw): New macro for vector absolute difference unsigned word.
19387 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
19388 (vadu<mode>3): New insn.
19389 (*p9_vadu<mode>3): New insn.
19390 * config/rs6000/rs6000-builtin.def (vadub): New built-in
19392 (vaduh): New built-in definition.
19393 (vaduw): New built-in definition.
19394 (vadu): New overloaded built-in definition.
19395 (vadub): New overloaded built-in definition.
19396 (vaduh): New overloaded built-in definition.
19397 (vaduw): New overloaded built-in definition.
19398 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19399 overloaded vector absolute difference unsigned functions.
19400 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
19401 the ISA 3.0 vector absolute difference unsigned built-in functions.
19403 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
19405 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
19406 update shared_lookup_references only once after changing operands.
19408 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
19410 PR middle-end/71373
19411 * tree-nested.c (convert_nonlocal_omp_clauses)
19412 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
19414 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
19415 * tree.def (CASE_LABEL_EXPR): Likewise.
19417 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
19420 * input.c (test_builtins): Fix an assertion.
19422 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19424 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
19425 (paritysi2): Ditto.
19427 (isinf<mode>2): Ditto.
19429 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19431 * ggc-tests.c (test_finalization): Only test need_finalization_p
19432 for GCC_VERSION >= 4003.
19434 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19436 * config/s390/vecintrin.h: Fix file description in comment.
19438 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19440 * config/s390/s390-builtin-types.def: Change builtin type naming
19441 scheme to match builtin-types.def.
19443 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
19445 * fold-const.c (optimize_minmax_comparison): Remove.
19446 (fold_comparison): Remove call to the above.
19447 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
19448 New transformations.
19450 2016-06-13 Alan Hayward <alan.hayward@arm.com>
19452 PR tree-optimization/71416
19453 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
19456 2016-06-13 Martin Liska <mliska@suse.cz>
19458 * predict.c (enum predictor_reason): Prefix enum with REASON_.
19459 (combine_predictions_for_insn): Likewise.
19460 (prune_predictions_for_bb): Likewise.
19461 (combine_predictions_for_bb): Likewise.
19463 2016-06-13 Richard Biener <rguenther@suse.de>
19465 PR tree-optimization/71505
19466 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
19467 assert match comment.
19469 2016-06-13 Marek Polacek <polacek@redhat.com>
19471 PR middle-end/71476
19472 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
19473 gimplify_switch_expr.
19474 (warn_switch_unreachable_r): New function.
19476 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19479 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
19482 2016-06-13 Richard Biener <rguenther@suse.de>
19484 PR middle-end/64516
19485 * fold-const.c (fold_unary_loc): Preserve alignment when
19486 folding a VIEW_CONVERT_EXPR into a MEM_REF.
19488 2016-06-13 Martin Liska <mliska@suse.cz>
19491 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
19492 w/ -fsanitize=bounds.
19494 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
19496 * config/i386/i386.c (ix86_init_builtins): Calculate
19497 FLOAT128_FTYPE_CONST_STRING function type only once.
19498 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
19499 built-in functions are available for x86-32 and x86-64 targets.
19501 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
19504 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
19505 New primitive type.
19506 (FLOAT128_FTYPE_CONST_STRING): New function type.
19507 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
19508 [IX86_BUILTIN_NANSQ]: Ditto.
19509 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
19510 (ix86_init_builtin_types): Declare const_string_type_node.
19511 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
19513 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
19514 * doc/extend.texi (x86 Built-in Functions): Document
19515 __builtin_nanq and __builtin_nansq.
19517 2016-06-11 Jiong Wang <jiong.wang@arm.com>
19520 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
19521 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
19522 length for pop patterns.
19523 (arm_attr_length_push_multi): Update comments.
19524 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
19526 (*pop_multiple_with_writeback_and_return): Likewise.
19527 (*pop_multiple_with_return): Likewise.
19529 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
19531 PR middle-end/71310
19532 * fold-const.c (optimize_bit_field_compare): Don't try to use
19533 word_mode unconditionally for reading the bit field, look at
19534 DECL_BIT_FIELD_REPRESENTATIVE instead.
19536 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
19538 PR middle-end/71478
19539 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
19540 vector integer type.
19542 2016-06-10 Jakub Jelinek <jakub@redhat.com>
19544 PR middle-end/71494
19545 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
19546 without LABEL_DECL, set *handled_ops_p to false instead of true.
19548 2016-06-10 Martin Sebor <msebor@redhat.com>
19551 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
19552 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
19553 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
19555 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
19556 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
19557 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
19558 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
19559 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
19560 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
19561 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
19562 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
19564 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
19566 * config/arm/arm.h (pool_vector_label,
19567 return_used_this_function): Remove.
19569 2016-06-10 Jeff Law <law@redhat.com>
19571 PR tree-optimization/71335
19572 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
19573 zero length paths here.
19574 (convert_and_register_jump_thread_path): Remove hacks related to
19575 duplicated blocks in the jump thread path.
19576 (fsm_find_control_statement_thread_paths): Avoid putting the same
19577 block on the thread path twice, but ensure the thread path is
19578 unchanged from the caller's point of view.
19580 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
19582 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
19583 * predict.def (PRED_LOOP_BRANCH): Remove.
19585 2016-06-10 David Malcolm <dmalcolm@redhat.com>
19587 * Makefile.in (OBJS): Add ggc-tests.o.
19588 (GTFILES): Add ggc-tests.c.
19589 * ggc-tests.c: New file.
19590 * selftest-run-tests.c (selftest::run_tests): Call
19591 selftest::ggc_tests_c_tests.
19592 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
19594 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
19596 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
19598 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
19601 * varasm.c (place_block_symbol): Adjust alignment for asan protected
19602 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
19604 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
19606 * profile.c: Include cfgloop.h.
19607 (branch_prob): Compute estimated number of iterations.
19608 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
19609 recompute estimate number of iterations from profile.
19611 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
19613 PR inline-asm/68843
19614 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
19615 must be grouped on top of stack. Don't force early clobber
19616 on ordinary reg outputs.
19618 2016-06-10 Richard Biener <rguenther@suse.de>
19620 * targhooks.c (default_builtin_vectorization_cost): Adjust
19621 vec_construct cost.
19623 2016-06-10 Richard Biener <rguenther@suse.de>
19625 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
19626 to fold the RHS to a constant if possible.
19628 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
19630 PR middle-end/71373
19631 * tree-nested.c (convert_nonlocal_omp_clauses)
19632 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
19633 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
19634 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
19636 * gimplify.c (gimplify_adjust_omp_clauses): Discard
19638 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
19640 * omp-low.c (scan_sharing_clauses): Don't expect
19641 OMP_CLAUSE__CACHE_.
19643 2016-06-10 Alan Hayward <alan.hayward@arm.com>
19645 PR tree-optimization/71407
19646 PR tree-optimization/71416
19647 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
19648 BIT_FIELD_REF type.
19650 2016-06-10 Richard Biener <rguenther@suse.de>
19652 PR middle-end/71477
19653 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
19655 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
19657 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
19659 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
19660 Jiong Wang <jiong.wang@arm.com>
19662 PR rtl-optimization/70751
19663 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
19664 spilled into memory.
19666 2016-06-09 Jonathan Yong <10walls@gmail.com>
19669 2015-09-21 Jonathan Yong <10walls@gmail.com>
19671 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
19672 sysroot/usr/lib/32api for additional win32 libraries,
19673 fixes failing Cygwin bootstrapping.
19675 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
19677 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
19680 2016-06-09 David Malcolm <dmalcolm@redhat.com>
19683 * pretty-print.c (pp_indent): Specify that %p is printed in a
19684 host-dependent manner.
19685 (test_pp_format): Remove the test for %p.
19687 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
19689 * config/mips/mips.c (mips_output_jump): Fix formatting.
19691 2016-06-09 Richard Biener <rguenther@suse.de>
19693 PR tree-optimization/71462
19694 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
19697 2016-06-09 Martin Liska <mliska@suse.cz>
19699 * predict.c (dump_prediction): Add new argument.
19700 (enum predictor_reason): New enum.
19701 (struct predictor_hash): New struct.
19702 (predictor_hash::hash): New function.
19703 (predictor_hash::equal): Likewise.
19704 (not_removed_prediction_p): New function.
19705 (prune_predictions_for_bb): Likewise.
19706 (combine_predictions_for_bb): Prune predictions.
19708 2016-06-09 Martin Liska <mliska@suse.cz>
19710 * predict.c (filter_predictions): New function.
19711 (remove_predictions_associated_with_edge): Use the filter
19713 (equal_edge_p): New function.
19715 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
19717 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
19718 Correct usage of @samp vs @option, add @samp where appropriate.
19719 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
19720 Add armv6s-m and document it, as it is no official ARM name.
19722 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19724 * ifcvt.c (struct noce_if_info): Add transform_name field.
19725 (noce_try_move): Set if_info->transform_name to the function name.
19726 (noce_try_ifelse_collapse): Likewise.
19727 (noce_try_store_flag): Likewise.
19728 (noce_try_inverse_constants): Likewise.
19729 (noce_try_store_flag_constants): Likewise.
19730 (noce_try_addcc): Likewise.
19731 (noce_try_store_flag_mask): Likewise.
19732 (noce_try_cmove): Likewise.
19733 (noce_try_cmove_arith): Likewise.
19734 (noce_try_minmax): Likewise.
19735 (noce_try_abs): Likewise.
19736 (noce_try_sign_mask): Likewise.
19737 (noce_try_bitop): Likewise.
19738 (noce_convert_multiple_sets): Likewise.
19739 (noce_process_if_block): Print if_info->transform_name to
19740 dump_file if transformation succeeded.
19742 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19744 * config/arm/cortex-a57.md (cortex_a57_alu):
19747 2016-06-08 Martin Sebor <msebor@redhat.com>
19748 Jakub Jelinek <jakub@redhat.com>
19752 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
19753 BUILT_IN_MUL_OVERFLOW_P): New builtins.
19754 * builtins.c: Include gimple-fold.h.
19755 (fold_builtin_arith_overflow): Handle
19756 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
19757 (fold_builtin_3): Likewise.
19758 * doc/extend.texi (Integer Overflow Builtins): Document
19759 __builtin_{add,sub,mul}_overflow_p.
19761 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
19763 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
19764 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
19766 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
19768 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
19769 Rewrite, looking one level down for records and arrays.
19771 2016-06-08 David Malcolm <dmalcolm@redhat.com>
19773 * pretty-print.c: Include "selftest.h".
19774 (pp_format): Fix comment.
19775 (identifier_to_locale): Likewise.
19776 (selftest::test_basic_printing): New function.
19777 (selftest::assert_pp_format): New function.
19778 (selftest::test_pp_format): New function.
19779 (selftest::pretty_print_c_tests): New function.
19780 * selftest-run-tests.c (selftest::run_tests): Call
19781 selftest::pretty_print_c_tests.
19782 * selftest.h (pretty_print_c_tests): New declaration.
19784 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19786 * invoke.texi (max-loop-headers-insns): Document.
19787 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
19788 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
19789 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
19791 2016-06-08 Richard Biener <rguenther@suse.de>
19793 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
19794 on strided SLP loads and fall back to scalar loads in case
19795 we can't chunk them.
19797 2016-06-08 Richard Biener <rguenther@suse.de>
19799 PR tree-optimization/71452
19800 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
19801 type used for the SSA rewrite has enough precision to cover
19802 the dynamic type of the location.
19804 2016-06-08 Jakub Jelinek <jakub@redhat.com>
19805 Richard Biener <rguenther@suse.de>
19808 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
19809 the same as DECL_P (base0) for indirect_base0. Use equality_code
19810 in one further place.
19812 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
19814 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
19815 to one word if the field is known to overlap other words.
19816 (extract_bit_field_1): Likewise.
19817 (store_split_bit_field): Remove compensating code.
19818 (extract_split_bit_field): Likewise.
19820 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
19824 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
19826 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19828 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
19830 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
19831 (arch64_addpv4sf): Delete.
19832 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
19833 "gen_aarch64_addpv4sf".
19834 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
19836 (vpadds_f32): Likewise.
19837 (vpaddq_f32): Likewise.
19838 (vpaddq_f64): Likewise.
19840 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19842 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
19844 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
19845 to VALLF. Rename to "fabd<mode>3".
19846 "*fabd_scalar<mode>3): Delete.
19847 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
19849 (vabdd_f64): Likewise.
19850 (vabd_f32): Likewise.
19851 (vabd_f64): Likewise.
19852 (vabdq_f32): Likewise.
19853 (vabdq_f64): Likewise.
19855 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19857 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
19859 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
19860 "aarch64_rsqrts<mode>".
19861 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
19862 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
19864 (vrsqrtsd_f64): Likewise.
19865 (vrsqrts_f32): Likewise.
19866 (vrsqrts_f64): Likewise.
19867 (vrsqrtsq_f32): Likewise.
19868 (vrsqrtsq_f64): Likewise.
19870 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19872 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
19874 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
19875 "aarch64_rsqrte<mode>".
19876 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
19877 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
19879 (vrsqrted_f64): Likewise.
19880 (vrsqrte_f32): Likewise.
19881 (vrsqrte_f64): Likewise.
19882 (vrsqrteq_f32): Likewise.
19883 (vrsqrteq_f64): Likewise.
19885 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19887 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
19889 (fcvtzs): Likewise.
19890 (fcvtzu): Likewise.
19891 * config/aarch64/aarch64-simd.md
19892 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
19893 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
19894 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
19896 (vcvt_n_f32_u32): Likewise.
19897 (vcvt_n_s32_f32): Likewise.
19898 (vcvt_n_u32_f32): Likewise.
19899 (vcvtq_n_f32_s32): Likewise.
19900 (vcvtq_n_f32_u32): Likewise.
19901 (vcvtq_n_f64_s64): Likewise.
19902 (vcvtq_n_f64_u64): Likewise.
19903 (vcvtq_n_s32_f32): Likewise.
19904 (vcvtq_n_s64_f64): Likewise.
19905 (vcvtq_n_u32_f32): Likewise.
19906 (vcvtq_n_u64_f64): Likewise.
19907 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
19908 (VSDQ_SDI): Likewise.
19909 (fcvt_target): Support V4DI, V4SI and V2SI.
19910 (FCVT_TARGET): Likewise.
19912 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19914 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
19915 (TYPES_BINOP_SUS): Likewise.
19916 (aarch64_simd_builtin_data): Update include file name.
19917 (aarch64_builtins): Likewise.
19918 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
19919 for conversion between scalar float-point and fixed-point.
19921 (fcvtzs): Likewise.
19922 (fcvtzu): Likewise.
19923 * config/aarch64/aarch64.md
19924 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
19925 pattern for conversion between scalar float to fixed-pointer.
19926 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
19927 (UNSPEC_FCVTZS): New UNSPEC enumeration.
19928 (UNSPEC_FCVTZU): Likewise.
19929 (UNSPEC_SCVTF): Likewise.
19930 (UNSPEC_UCVTF): Likewise.
19931 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
19933 (vcvtd_n_f64_u64): Likewise.
19934 (vcvtd_n_s64_f64): Likewise.
19935 (vcvtd_n_u64_f64): Likewise.
19936 (vcvtd_n_f32_s32): Likewise.
19937 (vcvts_n_f32_u32): Likewise.
19938 (vcvtd_n_s32_f32): Likewise.
19939 (vcvts_n_u32_f32): Likewise.
19940 * config/aarch64/iterators.md (fcvt_target): Support integer to float
19942 (FCVT_TARGET): Likewise.
19943 (FCVT_FIXED2F): New iterator.
19944 (FCVT_F2FIXED): Likewise.
19945 (fcvt_fixed_insn): New define_int_attr.
19947 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19949 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
19950 some statements was removed.
19952 2016-06-08 Alan Hayward <alan.hayward@arm.com>
19954 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
19955 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
19956 (vect_can_advance_ivs_p): likewise.
19957 (vect_update_ivs_after_vectorizer): likewise.
19958 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
19959 (vect_analyze_scalar_cycles_1): likewise.
19960 (vect_analyze_loop_operations): likewise.
19961 (report_vect_op): likewise.
19962 (vect_is_slp_reduction): likewise.
19963 (vect_is_simple_reduction): likewise.
19964 (get_initial_def_for_induction): likewise.
19965 (vect_transform_loop): likewise.
19966 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
19967 (vect_recog_sad_pattern): likewise.
19968 (vect_recog_widen_sum_pattern): likewise.
19969 (vect_recog_widening_pattern): likewise.
19970 (vect_recog_divmod_pattern): likewise.
19971 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
19972 (vect_analyze_slp_instance): likewise.
19973 (vect_transform_slp_perm_load): likewise.
19974 (vect_schedule_slp_instance): likewise.
19976 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19978 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
19979 (return_prediction): PRED_CONST_RETURN predict return as not taken.
19980 * predict.def (PRED_CONTINUE): Change hitrate 50->67
19981 (PRED_LOOP_BRANCH): Document predictor as broken.
19982 (PRED_LOOP_EXIT): Change hitrate 91->92.
19983 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
19984 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
19985 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
19986 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
19987 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
19988 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
19989 (PRED_CALL): Chane hitrate 71->67.
19990 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
19991 (PRED_GOTO): Document as unused right now.
19992 (PRED_CONST_RETURN): Change hitrate 67->69
19993 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
19994 (PRED_NULL_RETURN): Change hitrate 91->90.
19995 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
19996 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
19997 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
19999 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
20001 * config/rs6000/altivec.h: Add __builtin_vec_mul.
20002 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
20003 special case Altivec builtin.
20004 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
20005 VSX_BUILTIN_VEC_MUL (replaced with special case code).
20006 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
20007 code for ALTIVEC_BUILTIN_VEC_MUL.
20008 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
20009 for __builtin_vec_mul.
20011 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
20013 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
20016 2016-06-07 David Malcolm <dmalcolm@redhat.com>
20018 * spellcheck.c (selftest::test_find_closest_string): New function.
20019 (spellcheck_c_tests): Call the above.
20021 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20023 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
20025 2016-06-07 Jakub Jelinek <jakub@redhat.com>
20027 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
20028 Yv=Yv,C alternatives.
20030 2016-06-07 Richard Biener <rguenther@suse.de>
20033 * common.opt (ffast-math): Make Optimization.
20035 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
20036 Prachi Godbole <prachi.godbole@imgtec.com>
20038 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
20039 `fabs' and `fneg' type attributes.
20040 (p5600_fpu_fabs): Add `fmove' to the comment.
20042 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20044 * gimple.c: Include builtins.h
20045 (gimple_inexpensive_call_p): New function.
20046 * gimple.h (gimple_inexpensive_call_p): Declare.
20047 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
20048 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
20051 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
20053 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
20054 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
20055 warning_at_rich_loc, warning_n, pedwarn, permerror,
20056 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
20057 sorry, fatal_error, internal_error, internal_error_no_backtrace):
20060 2016-06-07 Richard Biener <rguenther@suse.de>
20062 PR tree-optimization/71428
20063 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
20064 BIT_FIELD_REF op vs. load.
20066 2016-06-07 Richard Biener <rguenther@suse.de>
20068 PR middle-end/71423
20069 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
20072 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
20074 * config/pa/pa.md (call): Generate indirect long calls to non-local
20075 functions on TARGET_64BIT.
20076 (call_value): Likewise.
20078 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
20080 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
20081 pattern and subsequent splitters.
20082 (call_val_reg_64bit_post_reload): Likewise.
20084 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
20086 PR middle-end/71408
20087 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
20088 propagate_op_to_single_use.
20090 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
20092 PR middle-end/71281
20093 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
20095 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
20097 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
20098 (enum x86_dirflag_state): New enum.
20099 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
20100 (machine_function): Remove needs_cld.
20101 (ix86_current_function_needs_cld): Remove.
20102 * config/i386/i386.c (ix86_set_func_type): Set
20103 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
20104 (ix86_expand_prologue): Do not emit CLD here.
20105 (ix86_dirflag_mode_needed): New function.
20106 (ix86_dirflag_mode_entry): Ditto.
20107 (ix86_mode_needed): Handle X86_DIRFLAG entity.
20108 (ix86_mode_after): Ditto.
20109 (ix86_mode_entry): Ditto.
20110 (ix86_mode_exit): Ditto.
20111 (ix86_emit_mode_set): Ditto.
20112 * config/i386/i386.md (strmov_singleop): Set
20113 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
20114 Do not set ix86_current_function_needs_cld.
20116 (strset_singleop): Ditto.
20118 (cmpstrnqi_nz_1): Ditto.
20119 (cmpstrnqi_1): Ditto.
20120 (strlenqi_1): Ditto.
20122 2016-06-06 Jakub Jelinek <jakub@redhat.com>
20124 PR tree-optimization/71259
20125 * tree-vect-slp.c (vect_get_constant_vectors): For
20126 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
20127 one for constant op, and use COND_EXPR for non-constant.
20129 2016-06-06 David Malcolm <dmalcolm@redhat.com>
20131 * Makefile.in (OBJS): Add function-tests.o,
20132 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
20133 selftest-run-tests.o.
20134 (OBJS-libcommon): Add selftest.o.
20135 (OBJS-libcommon-target): Add selftest.o.
20136 (all.internal): Add "selftest".
20137 (all.cross): Likewise.
20138 (selftest): New phony target.
20139 (s-selftest): New target.
20140 (selftest-gdb): New phony target.
20141 (COLLECT2_OBJS): Add selftest.o.
20142 * bitmap.c: Include "selftest.h".
20143 (selftest::test_gc_alloc): New function.
20144 (selftest::test_set_range): New function.
20145 (selftest::test_clear_bit_in_middle): New function.
20146 (selftest::test_copying): New function.
20147 (selftest::test_bitmap_single_bit_set_p): New function.
20148 (selftest::bitmap_c_tests): New function.
20149 * common.opt (fself-test): New.
20150 * diagnostic-show-locus.c: Include "selftest.h".
20151 (make_range): New function.
20152 (test_range_contains_point_for_single_point): New function.
20153 (test_range_contains_point_for_single_line): New function.
20154 (test_range_contains_point_for_multiple_lines): New function.
20155 (assert_eq): New function.
20156 (test_get_line_width_without_trailing_whitespace): New function.
20157 (selftest::diagnostic_show_locus_c_tests): New function.
20158 * et-forest.c: Include "selftest.h".
20159 (selftest::test_single_node): New function.
20160 (selftest::test_simple_tree): New function.
20161 (selftest::test_disconnected_nodes): New function.
20162 (selftest::et_forest_c_tests): New function.
20163 * fold-const.c: Include "selftest.h".
20164 (selftest::assert_binop_folds_to_const): New function.
20165 (selftest::assert_binop_folds_to_nonlvalue): New function.
20166 (selftest::test_arithmetic_folding): New function.
20167 (selftest::fold_const_c_tests): New function.
20168 * function-tests.c: New file.
20169 * gimple.c: Include "selftest.h".
20170 Include "gimple-pretty-print.h".
20171 (selftest::verify_gimple_pp): New function.
20172 (selftest::test_assign_single): New function.
20173 (selftest::test_assign_binop): New function.
20174 (selftest::test_nop_stmt): New function.
20175 (selftest::test_return_stmt): New function.
20176 (selftest::test_return_without_value): New function.
20177 (selftest::gimple_c_tests): New function.
20178 * hash-map-tests.c: New file.
20179 * hash-set-tests.c: New file.
20180 * input.c: Include "selftest.h".
20181 (selftest::assert_loceq): New function.
20182 (selftest::test_accessing_ordinary_linemaps): New function.
20183 (selftest::test_unknown_location): New function.
20184 (selftest::test_builtins): New function.
20185 (selftest::test_reading_source_line): New function.
20186 (selftest::input_c_tests): New function.
20187 * rtl-tests.c: New file.
20188 * selftest-run-tests.c: New file.
20189 * selftest.c: New file.
20190 * selftest.h: New file.
20191 * spellcheck.c: Include "selftest.h".
20192 (selftest::levenshtein_distance_unit_test_oneway): New function,
20193 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
20194 (selftest::levenshtein_distance_unit_test): Likewise.
20195 (selftest::spellcheck_c_tests): Likewise.
20196 * toplev.c: Include selftest.h.
20197 (toplev::run_self_tests): New.
20198 (toplev::main): Handle -fself-test.
20199 * toplev.h (toplev::run_self_tests): New.
20200 * tree.c: Include "selftest.h".
20201 (selftest::test_integer_constants): New function.
20202 (selftest::test_identifiers): New function.
20203 (selftest::test_labels): New function.
20204 (selftest::tree_c_tests): New function.
20205 * tree-cfg.c: Include "selftest.h".
20206 (selftest::push_fndecl): New function.
20207 (selftest::test_linear_chain): New function.
20208 (selftest::test_diamond): New function.
20209 (selftest::test_fully_connected): New function.
20210 (selftest::tree_cfg_c_tests): New function.
20211 * vec.c: Include "selftest.h".
20212 (selftest::safe_push_range): New function.
20213 (selftest::test_quick_push): New function.
20214 (selftest::test_safe_push): New function.
20215 (selftest::test_truncate): New function.
20216 (selftest::test_safe_grow_cleared): New function.
20217 (selftest::test_pop): New function.
20218 (selftest::test_safe_insert): New function.
20219 (selftest::test_ordered_remove): New function.
20220 (selftest::test_unordered_remove): New function.
20221 (selftest::test_block_remove): New function.
20222 (selftest::reverse_cmp): New function.
20223 (selftest::test_qsort): New function.
20224 (selftest::vec_c_tests): New function.c.
20225 * wide-int.cc: Include selftest.h and wide-int-print.h.
20226 (selftest::from_int <wide_int>): New function.
20227 (selftest::from_int <offset_int>): New function.
20228 (selftest::from_int <widest_int>): New function.
20229 (selftest::assert_deceq): New function.
20230 (selftest::assert_hexeq): New function.
20231 (selftest::test_printing <VALUE_TYPE>): New function template.
20232 (selftest::test_ops <VALUE_TYPE>): New function template.
20233 (selftest::test_comparisons <VALUE_TYPE>): New function template.
20234 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
20236 (selftest::wide_int_cc_tests): New function.
20238 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20240 PR middle-end/37780
20241 * ifcvt.c (noce_try_ifelse_collapse): New function.
20243 (noce_process_if_block): Call noce_try_ifelse_collapse.
20244 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
20245 (simplify_ternary_operation): Use the above to simplify
20246 conditional CLZ/CTZ expressions.
20248 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20250 PR middle-end/37780
20251 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
20252 define_insn_and_split.
20254 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20256 PR middle-end/37780
20257 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
20259 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
20262 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
20263 Implicitly clobber memory for basic asm with non-empty assembler
20264 string. Use targetm.md_asm_adjust also here.
20265 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
20266 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
20267 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
20268 non-empty assembler string.
20269 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
20270 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
20271 (decode_asm_operands): Handle basic asm in PARALLEL block.
20272 (extract_insn): Handle basic asm in PARALLEL block.
20273 * doc/extend.texi: Mention new behavior of basic asm.
20274 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
20275 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
20276 branch_needs_nop_p): Use asm_noperands.
20278 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
20280 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
20281 Include the M7 SPARC DFA scheduler.
20282 New attribute v3pipe.
20283 Annotate insns with v3pipe where appropriate.
20284 Define cpu_feature vis4.
20285 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
20286 Add (V8QI "8") to vbits.
20287 Add insns {add,sub}v8qi3
20288 Add insns ss{add,sub}v8qi3
20289 Add insns us{add,sub}{v8qi,v4hi}3
20290 Add insns {min,max}{v8qi,v4hi,v2si}3
20291 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
20292 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
20293 * config/sparc/niagara4.md: Add a comment explaining the
20294 discrepancy between the documented latenty numbers and the
20296 * config/sparc/niagara7.md: New file.
20297 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
20298 supports SPARC5 and VIS 4.0 instructions.
20299 * configure: Regenerate.
20300 * config.in: Likewise.
20301 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
20302 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
20303 TARGET_CPU_niagara7.
20304 (ASM_CPU64_DEFAULT_SPEC): Likewise.
20305 (CPP_CPU_SPEC): Handle niagara7.
20306 (ASM_CPU_SPEC): Likewise.
20307 * config/sparc/sparc-opts.h (processor_type): Add
20308 PROCESSOR_NIAGARA7.
20309 (mvis4): New option.
20310 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
20311 (AS_NIAGARA7_FLAG): Define.
20312 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
20313 (CPP_CPU64_DEFAULT_SPEC): Likewise.
20314 (CPP_CPU_SPEC): Handle niagara7.
20315 (ASM_CPU_SPEC): Likewise.
20316 * config/sparc/sparc.c (niagara7_costs): Define.
20317 (sparc_option_override): Handle niagara7 and adjust cache-related
20318 parameters with better values for niagara cpus. Also support VIS4.
20319 (sparc32_initialize_trampoline): Likewise.
20320 (sparc_use_sched_lookahead): Likewise.
20321 (sparc_issue_rate): Likewise.
20322 (sparc_register_move_cost): Likewise.
20323 (dump_target_flag_bits): Support VIS4.
20324 (sparc_vis_init_builtins): Likewise.
20325 (sparc_builtins): Likewise.
20326 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
20328 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
20330 * config/sparc/sparc.opt (sparc_processor_type): New value
20332 * config/sparc/visintrin.h (__attribute__): Prototypes for the
20334 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
20336 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
20339 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
20341 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
20343 2016-06-06 Richard Biener <rguenther@suse.de>
20345 PR tree-optimization/71398
20346 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
20349 2016-06-05 James Bowman <james.bowman@ftdichip.com>
20351 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
20352 ft32_expand_prolog, ft32_expand_epilogue):
20353 Handle pretend_args.
20354 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
20355 * config/ft32/ft32.md: Add pretend_returner.
20357 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
20360 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
20361 Copy op1 RTX to avoid invalid sharing.
20362 (ix86_expand_vector_move_misalign): Ditto.
20364 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
20366 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
20369 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
20371 * predict.c (predicted_by_loop_heuristics_p): New function.
20372 (predict_iv_comparison): Use it.
20373 (predict_loops): Walk from innermost loops; do not predict edges
20374 leaving multiple loops multiple times; implement
20375 PRED_LOOP_ITERATIONS_MAX heuristics.
20376 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
20378 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
20380 * cfg.c (check_bb_profile): Do not report mismatched profiles when
20381 only edges out of BB are EH edges.
20383 2016-06-04 Martin Sebor <msebor@redhat.com>
20384 Marcin Baczyński <marbacz@gmail.com>
20387 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
20388 a void expression in a void function.
20390 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
20392 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
20393 aux; dump reasons of decisions.
20394 (should_duplicate_loop_header_p): Likewise.
20395 (do_while_loop_p): Likewise.
20396 (ch_base::copy_headers): Dump asi num insns duplicated.
20398 2016-06-04 Jakub Jelinek <jakub@redhat.com>
20400 PR tree-optimization/71405
20401 * tree-ssa.c (execute_update_addresses_taken): For clobber with
20402 incompatible type, build a new clobber with the right type instead
20403 of building a VIEW_CONVERT_EXPR around it.
20405 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
20407 PR tree-optimization/52171
20408 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
20409 by_pieces_ninsns instead of move_by_pieces_ninsns.
20411 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
20413 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
20414 for reg+reg addressing mode.
20416 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20418 * rs6000-c.c (c/c-tree.h): Add #include.
20419 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
20420 in C++ when found in the base position of vec_ld or vec_st.
20422 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
20424 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
20425 use of profile unless profile status is PROFILE_READ.
20426 * profile.c (compute_branch_probabilities): Set profile status
20427 only after reporting predictor hitrates.
20429 2016-06-03 Joseph Myers <joseph@codesourcery.com>
20433 * common.opt (ffp-int-builtin-inexact): New option.
20434 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
20435 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
20436 (ceil@var{m}2): Document dependence on this option.
20437 * ipa-inline-transform.c (inline_call): Handle
20438 flag_fp_int_builtin_inexact.
20439 * ipa-inline.c (can_inline_edge_p): Likewise.
20440 * config/i386/i386.md (rintxf2): Do not test
20441 flag_unsafe_math_optimizations.
20442 (rint<mode>2_frndint): New define_insn.
20443 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
20444 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
20445 for 387 instead of extending and truncating.
20446 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
20447 !flag_trapping_math instead of flag_unsafe_math_optimizations.
20448 Change to frndint<mode>2_<rounding>.
20449 (frndintxf2_<rounding>_i387): Likewise. Change to
20450 frndint<mode>2_<rounding>_i387.
20451 (<rounding_insn>xf2): Likewise.
20452 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
20453 !flag_trapping_math instead of flag_unsafe_math_optimizations for
20454 x87. Test TARGET_ROUND || !flag_trapping_math ||
20455 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
20456 SSE. Use ROUND_NO_EXC in constant operand of
20457 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
20458 for 387 instead of extending and truncating.
20460 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
20461 Julia Koval <julia.koval@intel.com>
20473 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
20474 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
20475 all registers, except for function return registers if there are
20476 no caller-saved registers.
20477 (ix86_set_func_type): New function.
20478 (ix86_set_current_function): Call ix86_set_func_type to set
20479 no_caller_saved_registers and func_type. Call reinit_regs if
20480 caller-saved registers are changed. Don't allow MPX, SSE, MMX
20481 nor x87 instructions in interrupt handler nor function with
20482 no_caller_saved_registers attribute.
20483 (ix86_function_ok_for_sibcall): Return false if there are no
20484 caller-saved registers.
20485 (type_natural_mode): Don't warn ABI change for MMX in interrupt
20487 (ix86_function_arg_advance): Skip for callee in interrupt handler.
20488 (ix86_function_arg): Return special arguments in interrupt handler.
20489 (ix86_promote_function_mode): Promote pointer to word_mode only
20490 for normal functions.
20491 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
20493 (ix86_epilogue_uses): New function.
20494 (ix86_hard_regno_scratch_ok): Likewise.
20495 (ix86_save_reg): Preserve all registers in interrupt handler
20496 after reload. Preserve all registers, except for function return
20497 registers, if there are no caller-saved registers after reload.
20498 (find_drap_reg): Always use callee-saved register if there are
20499 no caller-saved registers.
20500 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
20501 for interrupt handler.
20502 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
20503 Emit cld instruction if stringops are used in interrupt handler
20504 or interrupt handler isn't a leaf function.
20505 (ix86_expand_epilogue): Generate interrupt return for interrupt
20506 handler and pop the 'ERROR_CODE' off the stack before interrupt
20507 return in exception handler.
20508 (ix86_expand_call): Disallow calling interrupt handler directly.
20509 If there are no caller-saved registers, mark all registers that
20510 are clobbered by the call which returns as clobbered.
20511 (ix86_handle_no_caller_saved_registers_attribute): New function.
20512 (ix86_handle_interrupt_attribute): Likewise.
20513 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
20515 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
20516 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
20517 accumulation in interrupt function if stack may be realigned to
20519 (EPILOGUE_USES): New.
20520 (function_type): New enum.
20521 (machine_function): Add func_type and no_caller_saved_registers.
20522 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
20523 (interrupt_return): New pattern.
20524 * doc/extend.texi: Document x86 interrupt and
20525 no_caller_saved_registers attributes.
20527 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
20529 PR tree-optimization/52171
20530 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
20531 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
20532 Look for constant strings. Move some code to emit_block_cmp_hints
20534 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
20535 * defaults.h (COMPARE_MAX_PIECES): New macro.
20536 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
20537 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
20538 (clear_by_pieces_1): Don't declare. Move definition before use.
20539 (can_do_by_pieces): New static function.
20540 (can_move_by_pieces): Use it. Return bool.
20541 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
20542 OP. All callers changed. Handle COMPARE_BY_PIECES.
20543 (class pieces_addr); New.
20544 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
20545 pieces_addr::adjust, pieces_addr::increment_address,
20546 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
20548 (class op_by_pieces_d): New.
20549 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
20551 (class move_by_pieces_d, class compare_by_pieces_d,
20552 class store_by_pieces_d): New subclasses of op_by_pieces_d.
20553 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
20554 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
20555 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
20556 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
20557 compare_by_pieces_d::finish_mode): New member functions.
20558 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
20560 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
20561 (emit_block_cmp_hints): New function.
20562 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
20563 use the newly defined classes.
20564 * expr.h (by_pieces_constfn): New typedef.
20565 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
20566 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
20567 (move_by_pieces_ninsns): Don't declare.
20568 (can_move_by_pieces): Change return value to bool.
20569 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
20570 (compare_by_pieces_branch_ratio): New hook.
20571 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
20572 (by_pieces_ninsns): Declare.
20573 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
20575 (default_compare_by_pieces_branch_ratio): New function.
20576 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
20577 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
20578 * doc/tm.texi: Regenerate.
20579 * tree-ssa-strlen.c: Include "builtins.h".
20580 (handle_builtin_memcmp): New static function.
20581 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
20582 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
20584 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20586 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
20587 relevant stmts which are simple and invariant.
20588 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
20589 instead of simple and invariant
20591 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20593 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
20594 (vectorizable_reduction): Check for new relevant state.
20595 (vectorizable_live_operation): vectorize live stmts using
20596 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
20597 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
20598 (vect_stmt_relevant_p): Check for stmts which are only used live.
20599 (process_use): Use of a stmt does not inherit it's live value.
20600 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
20601 (vect_analyze_stmt): Check for new relevant state.
20602 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
20603 outside the loop, but not inside it.
20605 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20607 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
20608 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
20609 (vect_get_vec_def_for_operand): Split out code.
20611 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
20613 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
20615 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20617 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
20619 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20621 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
20623 2016-06-03 Jakub Jelinek <jakub@redhat.com>
20625 PR middle-end/71387
20626 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
20627 to noreturn e->callee->decl that has void return type and void
20628 arguments, adjust gimple_call_fntype and remove lhs even if it had
20629 previously addressable type.
20631 2016-06-02 Jeff Law <law@redhat.com>
20633 PR tree-optimization/71328
20634 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
20635 error when checking for a jump back onto the copied path.
20637 2016-06-02 David Malcolm <dmalcolm@redhat.com>
20639 * config/microblaze/microblaze.c (get_branch_target): Add return
20640 NULL_RTX for the non-CALL_P case.
20641 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
20642 (insert_wic): Remove unused local "j".
20644 2016-06-02 Martin Liska <mliska@suse.cz>
20646 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
20648 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
20649 Julia Koval <julia.koval@intel.com>
20651 * function.c (assign_parm_setup_stack): Force source into a
20652 register if needed.
20653 * target.def (function_incoming_arg): Update documentation to
20654 allow arbitrary address computation based on hard register.
20655 * doc/tm.texi: Regenerated.
20657 2016-06-02 Martin Liska <mliska@suse.cz>
20659 * predict.c (combine_predictions_for_bb): Fix first match in
20660 cases where a first predictor contains more than one occurence
20661 in list of predictors. Take the best value in such case.
20663 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20665 PR rtl-optimization/71295
20666 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
20667 offset would go over the size of the inner mode reject it.
20669 2016-06-02 Jakub Jelinek <jakub@redhat.com>
20671 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
20672 x=x,x and v=v,m instead of x=x,m.
20674 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
20675 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
20676 alternative to v=rm,C.
20678 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
20679 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
20680 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
20681 instead of vex for the last two above mentioned alternatives.
20683 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20686 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
20688 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
20690 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
20692 2016-06-01 David Malcolm <dmalcolm@redhat.com>
20694 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
20695 from int to unsigned.
20697 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
20699 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
20700 alternatives, eliminating preferred register class. Add support
20701 for the MTVSRDD instruction in ISA 3.0.
20702 (vsx_splat_v4si_internal): Use splat_input_operand instead of
20703 reg_or_indexed_operand.
20704 (vsx_splat_v4sf_internal): Likewise.
20706 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
20709 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
20710 for loading up all 0's or all 1's.
20712 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
20714 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
20716 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
20718 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
20720 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
20721 * gcc.c (set_source_date_epoch_envvar): New function, sets
20722 the SOURCE_DATE_EPOCH environment variable to the current time.
20724 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20726 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
20727 the factor for live Phi nodes.
20729 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20731 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
20732 * tree-parloops.c (parallelize_loops): likewise.
20733 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
20734 tree_unswitch_outer_loop): likewise.
20736 2016-06-01 Jakub Jelinek <jakub@redhat.com>
20738 PR middle-end/71371
20739 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
20740 around creation of the temporary.
20742 2016-06-01 Richard Biener <rguenther@suse.de>
20744 PR tree-optimization/71366
20745 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
20746 (unloop_loops): Move removing edges here ...
20747 (try_unroll_loop_completely): ... from here.
20748 (try_peel_loop): ... and here.
20749 (tree_unroll_loops_completely_1): Track parent loops via
20750 bitmap of header BBs.
20751 (tree_unroll_loops_completely): Adjust for that.
20753 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
20755 * config/rs6000/altivec.h (vec_slv): New macro.
20756 (vec_srv): New macro.
20757 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
20758 (UNSPEC_VSRV): New value.
20761 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
20762 (vsrv): New builtin definition.
20763 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
20764 define argument types for new builtin.
20765 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
20767 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
20770 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
20771 Jocelyn Mayer <l_indien@magic.fr>
20774 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
20775 detect processor family for signature_CENTAUR_ebx.
20776 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
20777 signature_CENTAUR_ebx.
20778 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
20779 <default>: Pass x86-64 for has_longmode.
20781 2016-06-01 Nathan Sidwell <nathan@acm.org>
20783 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
20786 2016-06-01 Richard Biener <rguenther@suse.de>
20788 PR tree-optimization/71261
20789 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
20790 of stmts successfully put in the bool pattern. Remove
20791 single-use restriction.
20792 (adjust_bool_pattern_cast): Add cast at the use site via the
20793 pattern def sequence.
20794 (adjust_bool_pattern): Remove recursion, maintain a hash-map
20795 of patterned defs. Use the pattern def seqence instead of
20796 multiple independent patterns.
20797 (sort_after_uid): New qsort compare function.
20798 (adjust_bool_stmts): New function to process stmts in the bool
20799 pattern in IL order.
20800 (vect_recog_bool_pattern): Adjust.
20801 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
20802 (ifcvt_walk_pattern_tree): Likewise.
20803 (stmt_is_root_of_bool_pattern): Likewise.
20804 (ifcvt_repair_bool_pattern): Likewise.
20805 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
20807 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20809 * loop-unroll.c (decide_unroll_constant_iterations,
20810 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
20811 likely upper bounds.
20812 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
20814 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
20816 * tree-core.h (enum omp_clause_code): Remove
20817 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
20819 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20821 * config/arm/sync.md (arm_store_exclusive<mode>):
20822 Use 'H' output modifier on operands[2] rather than creating a new
20823 entry in out-of-bounds memory of the operands array.
20824 (arm_store_release_exclusivedi): Likewise.
20826 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20828 * config/arm/arm.c (arm_fusion_enabled_p): New function.
20829 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
20830 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
20831 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
20833 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20835 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
20836 into account live statements for mask producers.
20838 2016-06-01 Richard Biener <rguenther@suse.de>
20840 PR tree-optimization/71311
20841 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
20842 restrict to non-INTEGER_CST @0.
20844 2016-06-01 Richard Biener <rguenther@suse.de>
20846 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
20847 (relational patterns): Use :c to avoid pattern duplications.
20849 2016-06-01 Richard Biener <rguenther@suse.de>
20851 * genmatch.c (comparison_code_p): New predicate.
20852 (swap_tree_comparison): New function.
20853 (commutate): Add for_vec parameter to append new for entries.
20854 Support commutating relational operators by swapping it alongside
20856 (lower_commutative): Adjust.
20857 (dt_simplify::gen): Do not pass artificial operators to gen
20859 (decision_tree::gen): Do not add artificial operators as parameters.
20860 (parser::parse_expr): Verify operator commutativity when :c is
20861 applied. Allow :C to override this.
20862 * match.pd: Adjust patterns to use :C instead of :c where required.
20864 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
20866 PR tree-optimization/71077
20867 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
20868 the combining step, use boolean_false_node and boolean_true_node
20869 as the designated false/true return values.
20871 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20873 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
20874 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
20875 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
20878 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20880 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
20881 of flags impliying the register renaming.
20882 * toplev.c (process_options): Do not imply flag_rename_registers with
20885 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20887 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
20888 default implementation.
20890 2016-05-31 Nathan Sidwell <nathan@acm.org>
20892 * dwarf2out.c (cur_line_info_table): Add GTY marker.
20894 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20896 * config/sh/constraints.md (b): Remove constraint.
20897 * config/sh/predicates.md (arith_reg_operand): Remove
20899 * config/sh/sh-modes.def (PDI): Remove.
20900 * config/sh/sh.c (sh_target_reg_class,
20901 sh_optimize_target_register_callee_saved): Remove functions.
20902 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
20903 (sh_expand_epilogue): Update comment.
20904 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
20905 sh_secondary_reload): Remove TARGET_REGS related code.
20906 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
20907 TARGET_REGISTER_P): Remove macros.
20908 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
20909 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
20910 TR1_REG, TR2_REG): Remove constants.
20911 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
20913 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20915 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
20916 define_expand patterns.
20917 (adddi3_compact): Rename to adddi3.
20918 (subdi3_compact): Rename to subdi3.
20919 (*negdi2): Rename to negdi2.
20920 (*abs<mode>2): Rename to abs<mode>2.
20922 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20924 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
20925 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
20926 (atomic_sub_fetchsi): ... this new pattern.
20927 (mvtc): Add CC_REG clobber.
20929 2016-05-31 Marek Polacek <polacek@redhat.com>
20931 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
20933 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20935 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
20936 aarch64_fusion_enabled_p to check for fusion capabilities.
20938 2016-05-31 Richard Biener <rguenther@suse.de>
20940 PR tree-optimization/71352
20941 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
20942 minus one and a negate.
20944 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20946 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
20947 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
20949 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
20950 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
20951 Remove use of aarch64_simd_attr_length_move, set length attribute
20953 (*aarch64_be_movoi): Likewise.
20954 (*aarch64_be_movci): Likewise.
20955 (*aarch64_be_movxi): Likewise.
20957 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20959 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
20960 It no longer does that.
20961 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
20963 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
20965 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
20966 attribute __unused__.
20968 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
20970 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
20971 * config/arm/arm.c (arm_arch_thumb1): Define.
20972 (arm_option_override): Initialize arm_arch_thumb1.
20973 * config/arm/arm.h (arm_arch_thumb1): Declare.
20974 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
20975 support Thumb-1 ISA.
20977 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
20980 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
20981 `Yv' for scalar operand.
20983 2016-05-31 Tom de Vries <tom@codesourcery.com>
20985 PR tree-optimization/69068
20986 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
20987 phis with more than two args.
20989 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
20991 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
20992 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
20995 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
20997 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
20999 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
21001 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
21002 cpu_32, cpu_64, tune_32 and tune_64.
21003 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
21005 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
21007 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
21009 2016-05-30 Andi Kleen <ak@linux.intel.com>
21011 * auto-profile.c (read_profile): Replace asserts with errors
21012 when file does not exist.
21013 * gcov-io.c (gcov_read_words): Dito.
21015 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21017 * tree-cfg.c (print_loop): Print likely upper bounds.
21019 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21021 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
21022 * opts.c (default_options): Enable peel loops at -O3.
21023 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
21024 (try_peel_loop): Do not re-peel already peeled loops;
21025 use likely upper bounds; fix profile updating.
21026 (pass_complete_unroll::execute): Initialize peeled_loops.
21028 2016-05-30 Martin Liska <mliska@suse.cz>
21030 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
21031 computed costs by frequency of BB they belong to.
21032 (get_scaled_computation_cost_at): New function.
21034 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
21035 Marc Glisse <marc.glisse@inria.fr>
21037 PR tree-optimization/71289
21038 * match.pd (-1 / B < A, A > -1 / B): New transformations.
21040 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21042 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
21044 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21046 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
21047 for peeled copies; avoid underflow when updating estimates; correctly
21048 scale loop profile.
21050 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
21052 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
21053 r236875. Corrected oe3 to oe2 as obvious.
21055 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
21057 PR middle-end/71269
21058 PR middle-end/71252
21059 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
21060 that inserted stmt will not dominate stmts that defines its operand.
21061 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
21062 (rewrite_expr_tree_parallel): Likewise.
21064 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
21066 PR middle-end/71252
21067 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
21068 all fields including stmt_to_insert are swapped.
21070 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21072 * predict.h (force_edge_cold): Declare.
21073 * predict.c (force_edge_cold): New function.
21074 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
21076 (canonicalize_loop_induction_variables): Fix formating.
21078 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
21080 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
21081 (visium_expand_copysign): Use gen_int_mode directly.
21082 (visium_compute_frame_size): Minor tweaks.
21084 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21086 * tree-vect-loop.c (vect_analyze_loop_2): Use
21087 likely_max_stmt_executions_int.
21089 2016-05-30 Tom de Vries <tom@codesourcery.com>
21091 PR tree-optimization/69067
21092 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
21094 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
21097 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
21098 New peepholes to remove unneeded fild/fistp pairs.
21099 (define_peephole2 atomic_loaddi_fpu): Ditto.
21101 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21103 * predict.c (maybe_hot_frequency_p): Avoid division.
21105 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
21107 * doc/install.texi: Use https for shop.fsf.org.
21109 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21111 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
21112 likely_max_stmt_executions_int.
21114 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21116 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
21117 likely_max_stmt_executions_int.
21119 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21121 * profile.c (compute_branch_probabilities): Do not report hitrates
21123 (branch_prob): Report hitrates here.
21124 * predict.c (gimple_predict_edge): Do not assert profile status;
21125 fix formatting issues.
21127 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21129 * predict.c (edge_predicted_by_p): New function.
21130 (predict_paths_for_bb): Do not put multiple predictions of the same type
21133 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21135 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
21138 2016-05-28 Alan Modra <amodra@gmail.com>
21140 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
21142 2016-05-28 Alan Modra <amodra@gmail.com>
21144 PR rtl-optimization/71275
21145 * ira.c (ira): Free dominance info.
21147 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
21149 * doc/sourcebuild.texi: New address for upstream Go repository.
21151 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
21153 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
21154 (TARGET_ARM_V7M): Likewise.
21156 2016-05-26 Jeff Law <law@redhat.com>
21158 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
21159 (thread_across_edge): Remove calls to find_jump_threads_backwards.
21160 * passes.def: Add jump threading passes before DOM/VRP.
21161 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
21162 argument to a basic block from an edge. Remove tests which are
21164 (pass_data_thread_jumps, class pass_thread_jumps): New.
21165 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
21166 (make_pass_thread_jumps): Likewise.
21167 * tree-pass.h (make_pass_thread_jumps): Declare.
21169 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
21171 * config/visium/visium-protos.h (split_double_move): Rename into...
21172 (visium_split_double_move): ...this.
21173 (visium_split_double_add): Declare.
21174 * config/visium/visium.c (split_double_move): Rename into...
21175 (visium_split_double_move): ...this.
21176 (visium_split_double_add): New function.
21177 (visium_expand_copysign): Renumber operands for consistency.
21178 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
21179 (DFmode move splitter): Likewise.
21180 (*addi3_insn): Split by means of visium_split_double_add.
21181 (*adddi3_insn_flags): Delete.
21182 (*plus_plus_sltu<subst_arith>): New insn.
21183 (*subdi3_insn): Split by means of visium_split_double_add.
21184 (subdi3_insn_flags): Delete.
21185 (*minus_minus_sltu<subst_arith>): New insn.
21186 (*negdi2_insn): Split by means of visium_split_double_add.
21187 (*negdi2_insn_flags): Delete.
21189 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
21191 * configure.ac: Treat a --with-headers option without argument
21192 the same as the default (i.e. consult sys-include directory).
21193 * configure: Regenerate.
21195 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21197 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
21198 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
21200 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
21201 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
21203 2016-05-27 Jiong Wang <jiong.wang@arm.com>
21206 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
21207 tree-stdarg analysis results.
21208 (aarch64_setup_incoming_varargs): Likewise.
21210 2016-05-27 Jiong Wang <jiong.wang@arm.com>
21212 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
21213 va_list_gpr_counter_field and va_list_fpr_counter_field.
21215 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
21218 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
21219 * config/aarch64/aarch64.c
21220 (aarch64_cannot_change_mode_class): Remove function.
21221 * config/aarch64/aarch64-protos.h
21222 (aarch64_cannot_change_mode_class): Remove.
21224 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21226 * cfgloop.c (record_niter_bound): Record likely upper bounds.
21227 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
21228 get_likely_max_loop_iterations_int): New.
21229 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
21230 any_likely_upper_bound.
21231 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
21233 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
21234 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
21236 (unroll_loop_constant_iterations): Likewise.
21237 (unroll_loop_runtime_iterations): Likewise.
21238 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
21239 * lto-streamer-out.c (output_cfg): Likewise.
21240 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
21242 (canonicalize_loop_induction_variables): Dump likely upper bounds.
21243 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
21244 (likely_max_loop_iterations): New.
21245 (likely_max_loop_iterations_int): New.
21246 (likely_max_stmt_executions): New.
21247 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
21248 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
21249 likely_max_stmt_executions): Declare.
21251 2016-05-27 Marek Polacek <polacek@redhat.com>
21253 PR middle-end/71308
21254 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
21256 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21258 * config/s390/s390.md (2x risbg splitters): Use
21259 reg_overlap_mentioned_p instead of rtx_equal_p.
21261 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
21263 * combine.c (make_compound_operation): Take known zero bits into
21264 account when checking for possible zero_extend.
21266 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21268 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
21269 Use const_int_operand for operand 2 predicate. Simplify expand code
21272 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
21274 PR middle-end/71279
21275 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
21278 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21280 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
21281 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
21282 that returns CC_SESWPmode and CC_ZESWPmode.
21283 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
21285 (aarch64_rtx_costs): Likewise.
21287 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
21289 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
21290 for ISA 3.0 min/max support.
21291 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
21292 conditional move support.
21293 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
21294 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
21296 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
21297 conditional moves where the comparison type is different from move
21299 (fp_minmax): New code iterator for smin/smax.
21300 (minmax): New code attributes for min/max.
21301 (SMINMAX): Likewise.
21302 (smax<mode>3): Combine min, max insns into one insn using the
21303 fp_minmax code iterator. Add support for ISA 3.0 min/max
21304 instructions that don't need -ffast-math.
21305 (s<minmax><mode>3): Likewise.
21306 (smax<mode>3_vsx): Likewise.
21307 (smin<mode>3): Likewise.
21308 (s<minmax><mode>3_vsx): Likewise.
21309 (smin<mode>3_vsx): Likewise.
21310 (pre-VSX min/max splitters): Likewise.
21311 (s<minmax><mode>3_fpr): Likewise.
21312 (movsfcc): Rewrite floating point conditional moves to combine
21313 SFmode/DFmode into a single insn.
21314 (mov<mode>cc): Likewise.
21315 (movdfcc): Likewise.
21316 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
21317 SFDF2 iterators to handle all combinations.
21318 (fseldfsf4): Likewise.
21319 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
21320 (fseldfdf4): Likewise.
21321 (fselsfdf4): Likewise.
21322 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
21323 comparison instructions that set a 0/-1 mask, and use it for
21324 floating point conditional move via XXSEL.
21325 (fpmask<mode>): Likewise.
21326 (xxsel<mode>): Likewise.
21327 * config/rs6000/predicates.md (min_max_operator): Delete, no
21329 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
21330 instructions that generate a 0/-1 mask for use with XXSEL.
21331 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
21332 say whether floating point min/max is available, either through
21333 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
21334 (TARGET_MINMAX_DF): Likewise.
21336 2016-05-27 Alan Modra <amodra@gmail.com>
21338 PR rtl-optimization/71275
21339 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
21340 for update_equiv_regs and combine_and_move_insns.
21342 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
21344 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
21345 if_then_else or cond RTXes to calculate attribute value.
21346 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
21347 <attr "length_immediate>: Ditto.
21348 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
21349 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
21350 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
21351 <attr "type">: Ditto.
21352 <attr "prefix_data16">: Ditto.
21353 <attr "prefix_extra">: Ditto.
21354 <attr "length_immediate">: Ditto.
21355 <attr "prefix">: Ditto.
21356 (vec_set<mode>_0) <attr "isa">: Ditto.
21357 <attr "prefix_extra">: Ditto.
21358 <attr "length_immediate">: Ditto.
21359 <attr "prefix">: Ditto.
21360 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
21361 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
21362 (sse2_storelpd) <attr "prefix_data16">: Ditto.
21363 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
21364 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
21365 <attr "length_immediate">: Ditto.
21366 <attr "prefix">: Ditto.
21367 (sse2_movsd) <attr "length_immediate">: Ditto.
21368 <attr "prefix">: Ditto.
21369 (vec_concatv2df) <attr "isa">: Ditto.
21370 <attr "prefix">: Ditto.
21371 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
21372 (*vec_extractv2di_1) <attr "isa">: Ditto.
21373 <attr "type">: Ditto.
21374 <attr "length_immediate">: Ditto.
21375 <attr "prefix_rex">: Ditto.
21376 <attr "prefix_extra">: Ditto.
21377 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
21378 <attr "prefix_extra">: Ditto.
21379 <attr "length_immediate">: Ditto.
21380 (vec_concatv2di) <attr "isa">: Ditto.
21381 <attr "prefix_extra">: Ditto.
21382 <attr "length_immediate">: Ditto.
21383 <attr "prefix">: Ditto.
21385 2016-05-26 Martin Liska <mliska@suse.cz>
21387 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
21389 (operator+): Likewise.
21390 (operator-): Likewise.
21391 (comp_cost::operator+=): Likewise.
21392 (comp_cost::operator-=): Likewise.
21393 (comp_cost::operator/=): Likewise.
21394 (comp_cost::operator*=): Likewise.
21395 (operator<): Likewise.
21396 (operator==): Likewise.
21397 (operator<=): Likewise.
21398 (new_cost): Remove.
21399 (infinite_cost_p): Likewise.
21400 (add_costs): Likewise.
21401 (sub_costs): Likewise.
21402 (compare_costs): Likewise.
21403 (set_group_iv_cost): Use the newly introduced functions.
21404 (get_address_cost): Likewise.
21405 (get_shiftadd_cost): Likewise.
21406 (force_expr_to_var_cost): Likewise.
21407 (split_address_cost): Likewise.
21408 (ptr_difference_cost): Likewise.
21409 (difference_cost): Likewise.
21410 (get_computation_cost_at): Likewise.
21411 (determine_group_iv_cost_generic): Likewise.
21412 (determine_group_iv_cost_address): Likewise.
21413 (determine_group_iv_cost_cond): Likewise.
21414 (autoinc_possible_for_pair): Likewise.
21415 (determine_group_iv_costs): Likewise.
21416 (cheaper_cost_pair): Likewise.
21417 (iv_ca_recount_cost): Likewise.
21418 (iv_ca_set_no_cp): Likewise.
21419 (iv_ca_set_cp): Likewise.
21420 (iv_ca_cost): Likewise.
21421 (iv_ca_new): Likewise.
21422 (iv_ca_dump): Likewise.
21423 (iv_ca_narrow): Likewise.
21424 (iv_ca_prune): Likewise.
21425 (iv_ca_replace): Likewise.
21426 (try_add_cand_for): Likewise.
21427 (try_improve_iv_set): Likewise.
21428 (find_optimal_iv_set): Likewise.
21430 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
21432 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
21433 that internal functions will clobber all caller-saved registers.
21435 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
21437 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
21438 Return a better case_values_threshold when optimizing.
21440 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
21442 * config/aarch64/aarch64-simd.md (aarch64_combinez):
21443 Add ? to integer variant.
21444 (aarch64_combinez_be): Likewise.
21446 2016-05-26 Jakub Jelinek <jakub@redhat.com>
21448 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
21449 instead of x constraint.
21450 (vcvtps2ph256<mask_name>): Likewise.
21452 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
21453 alternative. Formatting fix.
21455 * config/i386/sse.md
21456 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
21458 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
21459 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
21460 maybe_evex prefix instead of vex.
21461 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
21462 EXT_REX_SSE_REG_P (op0) case in the splitter.
21464 2016-05-25 Jeff Law <law@redhat.com>
21466 PR tree-optimization/71272
21467 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
21468 Update comments. Add test for empty path.
21470 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
21472 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
21473 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
21474 special case builtin.
21475 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21476 code for ALTIVEC_BUILTIN_VEC_CMPNE.
21477 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21478 for __builtin_vec_cmpne.
21480 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
21482 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
21483 redundant test and bail out if the type of the new operand is not
21484 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
21486 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
21488 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
21489 (x_ix86_target_flags_explicit): Remove.
21490 * config/i386/i386.c (ix86_function_specific_save): Do not copy
21491 x_ix86_target_flags_explicit.
21492 (ix86_function_specific_restore): Ditto.
21494 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
21495 H.J. Lu <hongjiu.lu@intel.com>
21498 * common/config/i386/i386-common.c
21499 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
21500 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
21501 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
21502 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
21503 (-mgeneral-regs-only): Add new option.
21504 * config/i386/i386.c (ix86_option_override_internal): Don't enable
21505 x87 instructions if only general registers are allowed.
21506 (ix86_target_string): Add ix86_flags argument. Handle additional
21507 flags options through ix86_flags argument. Update all callers.
21508 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
21510 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21512 PR rtl-optimization/66940
21513 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
21514 decrementing desired_val will not overflow before performing these
21517 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
21519 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
21520 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
21521 * config/i386/i386.c (enum ix86_builtins): Add
21522 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
21523 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
21524 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
21525 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
21526 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
21527 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
21528 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
21529 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
21530 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
21531 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
21532 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
21533 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
21534 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
21535 __builtin_ia32_cvtps2dq512_mask.
21536 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
21537 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
21538 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
21539 * config/i386/sse.md
21540 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
21542 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
21543 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
21545 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
21546 (avx512f_vec_pack_sfix_v8df): New define_expand.
21547 (avx512f_roundpd512): Rename to ...
21548 (avx512f_round<castmode>512): ... this. Change iterator.
21549 (avx512f_roundps512_sfix): New define_expand.
21550 (round<mode>2_sfix): Change iterator.
21552 2016-05-25 Nick Clifton <nickc@redhat.com>
21554 * config/msp430/msp430.c (msp430_attr): Produce an error if a
21555 static interrupt handler is detected.
21556 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
21557 default linker script.
21558 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
21559 the low part of a symbolic pointer.
21561 2016-05-25 Richard Biener <rguenther@suse.de>
21563 PR tree-optimization/71261
21564 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
21565 interesting stmt instead of immediate uses when looking
21566 for the use operand to replace.
21568 2016-05-25 Martin Liska <mliska@suse.cz>
21570 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
21572 2016-05-25 Richard Biener <rguenther@suse.de>
21574 PR tree-optimization/71264
21575 * tree-vect-stmts.c (vect_init_vector): Properly deal with
21578 2016-05-25 Martin Liska <mliska@suse.cz>
21580 PR tree-optimization/71239
21581 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
21582 if DECL_SIZE is NULL.
21584 2016-05-25 Richard Biener <rguenther@suse.de>
21586 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
21587 * tree-if-conv.c (pass_data_if_conversion): Use it.
21589 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
21591 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
21592 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
21593 * varpool.c (varpool_node::get_availability): Likewise.
21595 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
21597 * config/rs6000/altivec.md (VNEG iterator): New iterator for
21598 VNEGW/VNEGD instructions.
21599 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
21600 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
21601 support for ISA 3.0 VNEGW/VNEGD instructions.
21603 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
21605 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
21606 pointers inside OACC_DATA regions.
21607 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
21608 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
21609 (gimplify_adjust_omp_clauses): Fix typo in comment.
21611 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
21613 * config/rs6000/altivec.md (VParity): New mode iterator for vector
21614 parity built-in functions.
21615 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
21617 (p9v_parity<mode>2): Likewise.
21618 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
21620 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
21621 (parity<mode>2): ISA 3.0 expander for vector parity.
21622 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
21624 (BU_P9_64BIT_MISC_0): Likewise.
21625 (BU_P9_MISC_0): Likewise.
21626 (BU_P9V_AV_1): Likewise.
21627 (BU_P9V_AV_2): Likewise.
21628 (BU_P9V_AV_3): Likewise.
21629 (BU_P9V_AV_P): Likewise.
21630 (BU_P9V_VSX_1): Likewise.
21631 (BU_P9V_OVERLOAD_1): Likewise.
21632 (BU_P9V_OVERLOAD_2): Likewise.
21633 (BU_P9V_OVERLOAD_3): Likewise.
21634 (VCTZB): Add vector count trailing zeros support.
21638 (VPRTYBD): Add vector parity support.
21639 (VPRTYBQ): Likewise.
21640 (VPRTYBW): Likewise.
21641 (VCTZ): Add overloaded vector count trailing zeros support.
21642 (VPRTYB): Add overloaded vector parity support.
21643 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21644 overloaded vector count trailing zeros and parity instructions.
21645 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
21646 vector parity support.
21647 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
21648 trailing zeros support.
21649 (vec_cntlz): Likewise.
21650 (vec_vctzb): Likewise.
21651 (vec_vctzd): Likewise.
21652 (vec_vctzh): Likewise.
21653 (vec_vctzw): Likewise.
21654 (vec_vprtyb): Add ISA 3.0 vector parity support.
21655 (vec_vprtybd): Likewise.
21656 (vec_vprtybw): Likewise.
21657 (vec_vprtybq): Likewise.
21658 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
21659 the ISA 3.0 vector count trailing zeros and vector parity built-in
21662 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21664 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
21665 when there is stmt_to_insert.
21667 2016-05-24 Martin Sebor <msebor@redhat.com>
21670 * tree.h (complete_or_array_type_p): New inline function.
21672 2016-05-24 Jakub Jelinek <jakub@redhat.com>
21674 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
21675 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
21676 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
21678 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
21679 Limit 1st alternative to noavx isa, split 2nd alternative into one
21680 noavx and one avx alternative, use *x and Bm in the former and
21681 x and m in the latter.
21683 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
21684 of sse4 for the first alternative, drop %v from the template
21685 and d operand modifier. Split second alternative into one sse4_noavx
21686 and one avx alternative, use *x instead of *v in the former and v
21687 instead of *v in the latter.
21688 (*sse4_1_extractps): Use noavx isa instead of * for the first
21689 alternative, drop %v from the template. Split second alternative into
21690 one noavx and one avx alternative, use *x instead of *v in the
21691 former and v instead of *v in the latter.
21692 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
21693 with noavx and the last one with avx.
21694 (sse4_1_phminposuw): Guard first alternative with noavx isa,
21695 split the second one into one noavx and one avx alternative,
21696 use *x and Bm in the former and x and m in the latter one.
21697 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
21700 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
21701 first two alternatives to noavx, use *x instead of *v in the second
21702 one, add avx alternative without *.
21703 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
21704 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
21705 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
21707 2016-05-24 Jeff Law <law@redhat.com>
21709 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
21710 New function, extracted from...
21711 (fsm_find_control_statement_thread_paths): Here. Use the new function.
21712 Allow simple copies and constant initializations in the SSA chain.
21714 2016-05-24 Marek Polacek <polacek@redhat.com>
21717 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
21720 2016-05-24 Jakub Jelinek <jakub@redhat.com>
21723 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
21724 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
21725 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
21726 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
21727 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
21729 2016-05-24 Richard Biener <rguenther@suse.de>
21731 PR tree-optimization/71240
21732 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
21735 2016-05-24 Richard Biener <rguenther@suse.de>
21737 PR tree-optimization/71230
21738 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
21740 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21742 * tree-vectorizer.h (vectorizable_comparison): Delete.
21743 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
21744 PURE_SLP_STMT check.
21745 * tree-vect-stmts.c (vectorizable_call): Likewise.
21746 (vectorizable_simd_clone_call): Likewise.
21747 (vectorizable_conversion): Likewise.
21748 (vectorizable_assignment): Likewise.
21749 (vectorizable_shift): Likewise.
21750 (vectorizable_operation): Likewise.
21751 (vectorizable_load): Likewise.
21752 (vectorizable_condition): Likewise.
21753 (vectorizable_store): Likewise. Assert that we don't have
21755 (vectorizable_comparison): Make static. Remove redundant
21756 PURE_SLP_STMT check.
21757 (vect_transform_stmt): Assert that we always have an slp_node
21760 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21762 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
21763 operands[2] against 1 with comparison against CONST1_RTX.
21764 (<shift>di3_neon): Likewise.
21765 * config/arm/predicates.md (const0_operand): Replace with comparison
21766 against CONST0_RTX.
21768 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21770 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
21771 operands[2] against 1 with comparison against CONST1_RTX.
21772 (ashrdi3): Likewise.
21773 (lshrdi3): Likewise.
21774 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
21776 (ashrsi3): Likewise.
21777 (lshrsi3): Likewise.
21778 (rotrsi3): Likewise.
21779 (define_split above *compareqi_eq0): Likewise.
21780 (define_split above "prologue"): Likewise.
21781 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
21782 * config/arm/predicates.md (shift_operator): Likewise.
21783 (shift_nomul_operator): Likewise.
21784 (sat_shift_operator): Likewise.
21785 (thumb1_cmp_operand): Likewise.
21786 (const_neon_scalar_shift_amount_operand): Replace manual range
21787 check with IN_RANGE.
21788 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
21789 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
21791 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21793 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
21794 with HOST_WIDE_INT_1.
21796 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
21797 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
21798 (arm_canonicalize_comparison): Likewise.
21799 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
21801 (thumb1_size_rtx_costs): Likewise.
21802 (vfp_const_double_index): Replace cast of 1 to unsigned
21803 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21804 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
21806 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
21807 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21808 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
21809 HOST_WIDE_INT with HOST_WIDE_INT_1.
21811 2016-05-24 Marek Polacek <polacek@redhat.com>
21813 * tree-cfg.h (should_remove_lhs_p): New predicate.
21814 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
21815 * gimplify.c (gimplify_modify_expr): Likewise.
21816 * tree-cfg.c (verify_gimple_call): Likewise.
21817 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
21818 * gimple-fold.c: Include "tree-cfg.h".
21819 (gimple_fold_call): Use should_remove_lhs_p.
21821 2016-05-24 Richard Biener <rguenther@suse.de>
21823 PR tree-optimization/71253
21824 * cfganal.h (control_dependences): Make robust against edge
21826 (control_dependences::control_dependences): Remove edge_list argument.
21827 (control_dependences::get_edge): Remove.
21828 (control_dependences::get_edge_src): Add.
21829 (control_dependences::get_edge_dest): Likewise.
21830 (control_dependences::m_el): Make a vector of edge src/dest index.
21831 * cfganal.c (control_dependences::find_control_dependence): Adjust.
21832 (control_dependences::control_dependences): Likewise.
21833 (control_dependences::~control_dependence): Likewise.
21834 (control_dependences::get_edge): Remove.
21835 (control_dependences::get_edge_src): Add.
21836 (control_dependences::get_edge_dest): Likewise.
21837 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
21839 (perform_tree_ssa_dce): Adjust.
21840 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
21842 (pass_loop_distribution::execute): Adjust. Do loop destroying
21843 conditional on changed.
21845 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21848 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
21849 return. Reindent transformation comment and mention the ARM state
21852 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21854 PR middle-end/71252
21855 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
21856 after build_and_add_sum creates new use stmt.
21858 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21860 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
21861 load_lanes/grouped_load classification comes first. Don't check
21862 whether the vectorization factor is a multiple of the group size
21865 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21867 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
21868 GROUP_GAP for single-element interleaving.
21869 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
21872 2016-05-24 Richard Biener <rguenther@suse.de>
21874 PR middle-end/70434
21876 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
21877 bases which are accessed with non-invariant indices.
21878 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
21879 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
21881 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21883 PR middle-end/71170
21884 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
21885 (add_to_ops_vec): Add stmt_to_insert.
21886 (add_repeat_to_ops_vec): Init stmt_to_insert.
21887 (insert_stmt_before_use): New.
21888 (transform_add_to_multiply): Remove mult_stmt insertion and add it
21890 (get_ops): Init stmt_to_insert.
21891 (maybe_optimize_range_tests): Likewise.
21892 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
21893 (rewrite_expr_tree_parallel): Likewise.
21894 (reassociate_bb): Likewise.
21896 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21899 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
21900 ISA 3.0 xxperm fusion alternative.
21901 (altivec_vperm_v8hiv16qi): Likewise.
21902 (altivec_vperm_<mode>_uns_internal): Likewise.
21903 (vperm_v8hiv4si): Likewise.
21904 (vperm_v16qiv8hi): Likewise.
21906 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21907 Kelvin Nilsen <kelvin@gcc.gnu.org>
21909 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
21910 vpermr/xxpermr on ISA 3.0.
21911 (altivec_expand_vec_perm_le): Likewise.
21912 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
21913 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
21916 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
21918 * config/i386/i386.h (IS_STACK_MODE): Enable for
21919 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
21920 SSE_FLOAT_MODE_P macros.
21921 * config/i386/i386.c (ix86_preferred_reload_class): Use
21922 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
21923 Cleanup regclass processing for CONST_DOUBLE_P.
21924 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
21925 (ix86_rtx_costs): Remove redundant TARGET_80387 check
21926 with IS_STACK_MODE macro.
21927 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
21929 (*movdf_internal): Use IS_STACK_MODE macro.
21930 (*movsf_internal): Ditto.
21932 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
21934 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
21935 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
21937 2016-05-23 Jeff Law <law@redhat.com>
21939 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
21941 (fsm_find_control_statement_thread_paths): Call it.
21943 2016-05-23 Martin Jambor <mjambor@suse.cz>
21946 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
21947 from_global_constant if t is not NULL.
21949 2016-05-23 Marek Polacek <polacek@redhat.com>
21952 * common.opt (Wswitch-unreachable): New option.
21953 * doc/invoke.texi: Document -Wswitch-unreachable.
21954 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
21957 2016-05-23 Bin Cheng <bin.cheng@arm.com>
21959 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
21960 TMR_INDEX is non-NULL.
21962 2016-05-23 Richard Biener <rguenther@suse.de>
21964 PR tree-optimization/71230
21965 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
21966 (try_special_add_to_ops): ... here. Always test for single-use.
21968 2016-05-23 Martin Jambor <mjambor@suse.cz>
21970 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
21971 default block if a PHI node in the original one would be resized.
21973 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21975 PR tree-optimization/58135
21976 * tree-vect-slp.c: When group size is not multiple
21977 of vector size, allow splitting of store group at
21980 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
21982 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
21984 2016-05-22 Jakub Jelinek <jakub@redhat.com>
21986 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
21987 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
21988 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
21991 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
21992 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
21993 v constraint instead of x and vinserti32x4 insn.
21995 * config/i386/sse.md (i128vldq): New mode iterator.
21996 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
21997 avx512dq and avx512vl alternatives.
21999 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
22000 constraint, use maybe_evex prefix instead of vex.
22001 (vec_dupv4sf): Use v constraint instead of x for output
22002 operand except for noavx alternative, use Yv constraint
22003 instead of x for input. Use maybe_evex prefix instead of vex.
22004 (*vec_dupv4si): Likewise.
22005 (*vec_dupv2di): Likewise.
22007 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
22009 PR middle-end/40921
22010 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
22011 (linearize_expr_tree): Call try_special_add_to_ops.
22012 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
22014 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
22016 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
22017 to computed stack_usage.
22019 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
22022 * config/avr/avr.md (define_expand "mov<mode>"): If the source
22023 operand is subreg (symbol_ref) then move the symbol ref to register.
22025 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
22027 * tree.c (array_at_struct_end_p): Look through MEM_REF.
22029 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
22031 PR middle-end/71179
22032 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
22035 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
22037 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
22038 ranges by calling get_single_symbol and tidy up. Look more closely
22039 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
22041 2016-05-20 Jeff Law <law@redhat.com>
22043 * bitmap.c (bitmap_find_bit): Remove useless test.
22045 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
22047 * function.c (thread_prologue_and_epilogue_insns): Commit the
22048 insertion of the epilogue.
22050 2016-05-20 Martin Jambor <mjambor@suse.cz>
22052 PR tree-optimization/70884
22053 * tree-sra.c (initialize_constant_pool_replacements): Do not check
22054 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
22055 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
22056 of constant pool data as a reason for scalarization.
22058 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
22060 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
22061 for naked functions.
22062 (thumb1_expand_prologue): Likewise.
22064 2016-05-20 Nathan Sidwell <nathan@acm.org>
22066 * config/nvptx/nptx.c (nvptx_option_override): Only set
22067 flag_toplevel_reorder, if not explicitly specified. Set
22068 flag_no_common, unless explicitly specified.
22070 2016-05-20 David Malcolm <dmalcolm@redhat.com>
22072 * calls.c (can_implement_as_sibling_call_p): Mark param
22073 reg_parm_stack_space with ATTRIBUTE_UNUSED.
22075 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
22077 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
22078 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
22079 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
22081 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
22082 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
22083 and CASE_CONST_ANY.
22085 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
22087 * config/nvptx/nvptx.md (sincossf3): New pattern.
22089 2016-05-20 David Malcolm <dmalcolm@redhat.com>
22091 * calls.c (maybe_complain_about_tail_call): New function.
22092 (initialize_argument_information): Call
22093 maybe_complain_about_tail_call when clearing *may_tailcall.
22094 (can_implement_as_sibling_call_p): Call
22095 maybe_complain_about_tail_call when returning false.
22096 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
22097 ensure try_tail_call is set. Call maybe_complain_about_tail_call
22098 if tail-call optimization fails.
22099 * cfgexpand.c (expand_call_stmt): Initialize
22100 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
22101 * gimple-pretty-print.c (dump_gimple_call): Dump
22102 gimple_call_must_tail_p.
22103 * gimple.c (gimple_build_call_from_tree): Call
22104 gimple_call_set_must_tail with the value of
22105 CALL_EXPR_MUST_TAIL_CALL.
22106 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
22107 (gimple_call_set_must_tail): New function.
22108 (gimple_call_must_tail_p): New function.
22109 * print-tree.c (print_node): Update printing of TREE_STATIC
22110 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
22111 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
22112 trailing comment listing applicable flags.
22113 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
22115 2016-05-20 David Malcolm <dmalcolm@redhat.com>
22117 * calls.c (expand_call): Move "Rest of purposes for tail call
22118 optimizations to fail" to...
22119 (can_implement_as_sibling_call_p): ...this new function, and
22120 split into multiple "if" statements.
22122 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
22124 * cfgloop.h (expected_loop_iterations_unbounded,
22125 expected_loop_iterations): Unconstify.
22126 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
22127 profile with known upper bound; return 3 when profile is absent.
22128 (expected_loop_iterations): Update.
22130 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
22132 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
22133 and get_max_loop_iterations_int.
22135 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
22137 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
22138 realistic upper bounds here.
22140 2016-05-20 Jakub Jelinek <jakub@redhat.com>
22143 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
22144 calls if the LHS is variable length or has addressable type.
22145 If targets[0]->decl is a noreturn call with void return type and
22146 zero arguments, adjust fntype and remove lhs in that case.
22148 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
22150 PR tree-optimization/71079
22151 PR tree-optimization/71206
22152 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
22154 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22156 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
22157 (get_vec_alignment_for_array_decl): Likewise.
22158 (get_vec_alignment_for_record_decl): Likewise.
22159 (increase_alignment::execute): Move code to find alignment to
22160 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
22161 (type_align_map): New hash_map.
22163 2016-05-20 Richard Guenther <rguenther@suse.de>
22165 PR tree-optimization/29756
22166 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
22167 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
22168 * fold-const.c (operand_equal_p): Likewise.
22169 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
22170 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
22171 * tree-inline.c (estimate_operator_cost): Likewise.
22172 * tree-pretty-print.c (dump_generic_node): Likewise.
22173 * tree-ssa-operands.c (get_expr_operands): Likewise.
22174 * cfgexpand.c (expand_debug_expr): Likewise.
22175 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
22176 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
22177 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
22178 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
22179 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
22180 (execute_update_addresses_taken): Do it.
22182 2016-05-20 Richard Biener <rguenther@suse.de>
22184 PR tree-optimization/71185
22185 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
22186 register operations.
22188 2016-05-20 Richard Biener <rguenther@suse.de>
22190 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
22191 gimple_seq_add_seq_without_update.
22192 (release_bb_predicate): Assert we have no operands to free.
22193 (if_convertible_loop_p_1): Calculate post dominators later.
22194 Do not free BB predicates here.
22195 (combine_blocks): Do not recompute BB predicates.
22196 (version_loop_for_if_conversion): Save BB predicates around
22199 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
22201 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
22202 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
22203 code. Ignore sibcalls on EDGE_IGNORE edges.
22204 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
22205 on edges for sibcalls that run without prologue. The rest of the
22206 function is combined from...
22207 (fix_fake_fallthrough_edge): ... this, and ...
22208 (try_shrink_wrapping): ... a part of this. Remove the bb_with
22209 function argument, make it a local variable.
22211 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
22213 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
22214 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
22215 for 32-bit mode and SEH for 64-bit.
22216 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
22217 TARGET_64BIT_DEFAULT.
22219 2016-05-19 Ryan Burn <contact@rnburn.com>
22221 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
22222 * gengtype.c (open_base_files): Add cilk.h to ifiles.
22224 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
22226 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
22227 force pending loads from memory.
22229 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
22231 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
22232 (UNSPEC_DARN_32): New unspec constant.
22233 (UNSPEC_DARN_RAW): New unspec constant.
22234 (darn_32): New instruction.
22235 (darn_raw): New instruction.
22236 (darn): New instruction.
22237 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
22238 support and documentation for this macro.
22239 (BU_P9_MISC_1): New macro definition.
22240 (BU_P9_64BIT_MISC_0): New macro definition.
22241 (BU_P9_MISC_0): New macro definition.
22242 (darn_32): New builtin definition.
22243 (darn_raw): New builtin definition.
22244 (darn): New builtin definition.
22245 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
22246 RS6000_BUILTIN_0 directives to surround each occurrence of
22247 #include "rs6000-builtin.def".
22248 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
22249 RS6000_BTM_64BIT flags to the returned mask, depending on
22251 (def_builtin): Correct an error in the assignments made to the
22252 debugging variable attr_string.
22253 (rs6000_expand_builtin): Add support for no-operand built-in
22255 (builtin_function_type): Remove fatal_error assertion that is no
22257 (rs6000_common_init_builtins): Add support for no-operand built-in
22259 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
22261 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
22263 (RS6000_BTM_64BIT): New macro definition.
22264 * doc/extend.texi: Document __builtin_darn (void),
22265 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
22268 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
22270 * tree-vect-loop.c (vect_analyze_loop_2): Use also
22271 max_loop_iterations_int.
22273 2016-05-19 Marek Polacek <polacek@redhat.com>
22275 PR tree-optimization/71031
22276 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
22277 condition and adjust the code a bit.
22279 2016-05-19 Martin Liska <mliska@suse.cz>
22281 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
22282 auto_vec instead of vec.
22284 2016-05-19 Martin Liska <mliska@suse.cz>
22286 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
22288 2016-05-19 Martin Liska <mliska@suse.cz>
22290 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
22292 2016-05-19 Martin Liska <mliska@suse.cz>
22294 * ipa-pure-const.c (set_function_state): Remove an existing
22296 (remove_node_data): Do not free it as it's released
22297 in set_function_state.
22299 2016-05-19 Martin Liska <mliska@suse.cz>
22301 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
22304 2016-05-19 Martin Liska <mliska@suse.cz>
22306 * omp-simd-clone.c (simd_clone_adjust): Release vector.
22308 2016-05-19 Martin Liska <mliska@suse.cz>
22310 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
22311 an auto_vec instead of re-creating it.
22313 2016-05-19 Martin Liska <mliska@suse.cz>
22315 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
22316 auto_vec instead of vec.
22318 2016-05-19 Martin Liska <mliska@suse.cz>
22320 * lto-section-in.c (lto_get_section_data): Call
22321 lto_check_version with additional argument.
22322 * lto-streamer.c (lto_check_version): Add new argument.
22323 * lto-streamer.h (lto_check_version): Likewise.
22325 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22327 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
22328 Don't add cost of inner memory when handling sign-extended loads.
22330 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
22332 PR rtl-optimization/71148
22333 * cse.c (cse_main): Free dominance info.
22334 (rest_of_handle_cse): Don't free dominance info.
22335 (rest_of_handle_cse2): Likewise.
22336 (rest_of_handle_cse_after_global_opts): Likewise.
22338 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22341 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
22342 NULL_TREE early if NEON is not available. Remove now redundant check
22343 in ARM_CHECK_BUILTIN_MODE.
22345 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
22348 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
22349 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
22350 * doc/cpp.texi: Document new macros.
22352 2016-05-19 Bin Cheng <bin.cheng@arm.com>
22354 PR tree-optimization/69848
22355 * tree-vect-loop.c (vectorizable_reduction): Don't factor
22356 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
22358 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
22360 * function.c (thread_prologue_and_epilogue_insn): Move the
22361 "goto epilogue_done" one block later.
22363 2016-05-19 Richard Biener <rguenther@suse.de>
22365 PR tree-optimization/70729
22366 * passes.def: Move LIM pass before PRE. Remove no longer
22367 required copyprop and move first DCE out of the loop pipeline.
22369 2016-05-18 David Malcolm <dmalcolm@redhat.com>
22372 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
22373 (OBJS-libcommon-target): ...here.
22374 * opts-common.c: Include spellcheck.h.
22375 (cmdline_handle_error): Build a vec of valid options and use it
22376 to suggest provide hints for misspelled arguments.
22378 2016-05-18 Jakub Jelinek <jakub@redhat.com>
22381 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
22382 lhs if it has TREE_ADDRESSABLE type.
22384 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
22387 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
22388 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
22390 2016-05-18 Martin Jambor <mjambor@suse.cz>
22393 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
22394 input for NOP_EXPR pass-through functions.
22395 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
22396 aggregate global constant VAR_DECLs in constant jump functions.
22398 2016-05-18 Martin Jambor <mjambor@suse.cz>
22401 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
22402 from TREE_READONLY parameters.
22404 2016-05-18 Martin Jambor <mjambor@suse.cz>
22407 * cgraph.h (cgraph_indirect_call_info): New field
22408 guaranteed_unmodified.
22409 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
22410 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
22412 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
22413 pass the parameter value to ipa_find_agg_cst_for_param.
22414 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
22415 guaranteed_unmodified, store AA results there instead of bailing out
22417 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
22418 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
22419 (find_constructor_constant_at_offset): New function.
22420 (ipa_find_agg_cst_from_init): Likewise.
22421 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
22422 static initializers of contants, report back through a new paameter
22423 from_global_constant if that was the case.
22424 (try_make_edge_direct_simple_call): Also pass parameter value to
22425 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
22427 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
22428 (ipa_read_indirect_edge_info): Likewise.
22429 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
22430 (ipa_load_from_parm_agg): Likewise.
22432 2016-05-18 Jiong Wang <jiong.wang@arm.com>
22434 PR rtl-optimization/71150
22435 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
22438 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
22441 * config/rs6000/constraints.md (wE constraint): New constraint
22442 for a vector constant that can be loaded with XXSPLTIB.
22443 (wM constraint): New constraint for a vector constant of a 1's.
22444 (wS constraint): New constraint for a vector constant that can be
22445 loaded with XXSPLTIB and a vector sign extend instruction.
22446 * config/rs6000/predicates.md (xxspltib_constant_split): New
22447 predicates for wE/wS constraints.
22448 (xxspltib_constant_nosplit): Likewise.
22449 (easy_vector_constant): Add support for constants that can be
22450 loaded via XXSPLTIB.
22451 (all_ones_constant): New predicate for vector constant with all
22453 (splat_input_operand): Add support for ISA 3.0 word splat operations.
22454 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
22455 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
22456 instruction and possibly with a sign extension.
22457 (output_vec_const_move): Add support for XXSPLTIB. If we are
22458 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
22459 instead of XXLXOR/XXLORC.
22460 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
22462 (rs6000_legitimize_reload_address): Likewise.
22463 (rs6000_output_move_128bit): Use output_vec_const_move to emit
22465 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
22466 combine VSX_M and VSX_M2 into one iterator.
22467 (VSX_M2): Likewise.
22468 (VSINT_84): New iterators for loading constants with XXSPLTIB.
22469 (VSINT_842): Likewise.
22470 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
22471 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
22472 XXSPLTIB instruction.
22473 (xxspltib_<mode>_nosplit): Likewise.
22474 (xxspltib_<mode>_split): New insn to load up constants with
22475 XXSPLTIB and a sign extend instruction.
22476 (vsx_mov<mode>): Replace single move that handled all vector types
22477 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
22478 moves (when -mvsx-timode is in effect) into the main vector
22479 moves. Eliminate separate moves for <VSr> <VSa>, where the
22480 preferred register class (<VSr>) is listed first, and the
22481 secondary register class (<VSa>) is listed second with a '?' to
22482 discourage use. Prefer loading 0/-1 in any VSX register for ISA
22483 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
22484 that if the register was involved in a slow operation, the
22485 clear/set operation does not wait for the slow operation to
22486 finish. Adjust the length attributes for 32-bit mode. Use
22487 rs6000_output_move_128bit and drop the use of the string
22488 instructions for 32-bit movti when -mvsx-timode is in effect. Use
22489 spacing so that the alternatives and attributes don't generate
22490 long lines, and put things in columns, so that it is easier to
22491 match up the operands and attributes with the insn alternatives.
22492 (vsx_mov<mode>_64bit): Likewise.
22493 (vsx_mov<mode>_32bit): Likewise.
22494 (vsx_movti_64bit): Fold movti into normal vector moves.
22495 (vsx_movti_32bit): Likewise.
22496 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
22497 splat instructions.
22498 (vsx_splat_v4si_internal): Likewise.
22499 (vsx_splat_v4sf_internal): Likewise.
22500 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
22501 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
22502 extend vector elements.
22503 (vsx_sign_extend_hi_<mode>): Likewise.
22504 (vsx_sign_extend_si_v2di): Likewise.
22505 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
22507 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
22508 constraints. Add trailing period to wL documentation.
22510 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
22512 PR middle-end/71020
22513 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
22514 * tree-dfa.c (replace_abnormal_ssa_names): New function.
22515 * tree-call-cdce.c: Include tree-dfa.h.
22516 (can_guard_call_p): New function, extracted from...
22517 (can_use_internal_fn): ...here.
22518 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
22520 (shrink_wrap_one_built_in_call): Likewise.
22521 (use_internal_fn): Likewise.
22522 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
22523 and return void. Call replace_abnormal_ssa_names.
22524 (pass_call_cdce::execute): Check can_guard_call_p during the
22525 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
22526 will always change something.
22528 2016-05-18 Martin Jambor <mjambor@suse.cz>
22531 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
22532 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
22534 2016-05-18 Martin Jambor <mjambor@suse.cz>
22537 * ipa-inline.h (condition): New field size.
22538 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
22539 for comaprison and store it into the new condition.
22540 (evaluate_conditions_for_known_args): Use condition size to check
22541 access sizes for all but CHANGED conditions.
22542 (unmodified_parm_1): New parameter size_p, store access size into it.
22543 (unmodified_parm): Likewise.
22544 (unmodified_parm_or_parm_agg_item): Likewise.
22545 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
22546 (set_cond_stmt_execution_predicate): Extract access sizes and store
22547 them to conditions.
22548 (set_switch_stmt_execution_predicate): Likewise.
22549 (will_be_nonconstant_expr_predicate): Likewise.
22550 (will_be_nonconstant_predicate): Likewise.
22551 (inline_read_section): Stream condition size.
22552 (inline_write_summary): Likewise.
22554 2016-05-18 Richard Biener <rguenther@suse.de>
22556 * tree-ssa-loop-im.c (determine_max_movement): Properly add
22557 condition cost to PHI cost instead of total_cost.
22559 2016-05-18 Martin Liska <mliska@suse.cz>
22562 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
22565 2016-05-18 Richard Biener <rguenther@suse.de>
22567 * lto-streamer.h (LTO_major_version): Bump to 6.
22569 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
22571 * function.c (make_split_prologue_seq, make_prologue_seq,
22572 make_epilogue_seq): New functions, factored out from...
22573 (thread_prologue_and_epilogue_insns): Here.
22575 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
22577 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
22578 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
22579 of before. Add a comment.
22581 2016-05-18 Bin Cheng <bin.cheng@arm.com>
22583 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
22584 expression pointer, not pointer to the pointer.
22586 2016-05-18 Jakub Jelinek <jakub@redhat.com>
22588 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
22589 (avx2_pbroadcast<mode>): Add another alternative with v instead
22590 of x constraints in it, using <pbroadcast_evex_isa> isa.
22591 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
22593 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
22594 constraint x instead of v in second alternative, add avx512bw
22597 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
22598 constraint x instead of v in second alternative, add avx512bw
22601 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
22602 constraint x instead of v in second alternative, add avx512bw
22605 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
22606 avx512bw alternative.
22608 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
22610 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
22611 array to 128 chars.
22612 (define_insn "*andnottf3"): Ditto.
22613 (define_insn "*<code><mode>3"/any_logic): Ditto.
22614 (define_insn "*<code>tf3"/any_logic): Ditto.
22615 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
22616 operand to block AVX-512VL insn variant emit when it is not enabled.
22618 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
22620 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
22621 constraint fot SF mode.
22623 2016-05-18 Petr Murzin <petr.murzin@intel.com>
22624 Kirill Yukhin <kirill.yukhin@intel.com>
22626 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
22628 (define_insn "rsqrt14<mode>"): Ditto.
22629 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
22630 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
22631 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
22632 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
22633 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
22635 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
22636 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
22637 * config/i386/i386.c (ix86_print_operand): Expand check for size
22638 override codes for Intel syntax.
22640 2016-05-18 Richard Biener <rguenther@suse.de>
22642 PR tree-optimization/71168
22643 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
22644 initialization earlier.
22646 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
22648 * config/aarch64/aarch64-simd.md
22649 (aarch64_reduc_plus_internal<mode>): Rename to...
22650 (reduc_plus_scal): ...This, and remove previous implementation.
22652 2016-05-18 Richard Biener <rguenther@suse.de>
22654 * passes.def: Put late dse and cd_dce in canonical order.
22656 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
22658 * ipa-inline-transform.c (preserve_function_body_p): Look for
22659 first non-thunk clone.
22660 (save_function_body): Save into first non-thunk.
22661 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
22663 (lto_output_node): Inline thunks don't need body in every
22665 * lto-streamer-in.c: Do not fixup thunk clones.
22666 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
22668 * tree-inline.c (copy_bb): Be prepared for target node to be new after
22671 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
22673 PR middle-end/63586
22674 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
22675 (reassociate_bb): Call transform_add_to_multiply.
22677 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
22679 * config/aarch64/aarch64.c (all_extensions): Removed unused
22682 2016-05-17 Nathan Sidwell <nathan@acm.org>
22684 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
22685 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
22687 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
22689 PR tree-optimization/54579
22690 PR middle-end/55299
22691 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
22693 2016-05-17 Marek Polacek <polacek@redhat.com>
22696 * tree-inline.c (expand_call_inline): Call
22697 maybe_remove_unused_call_args.
22699 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
22701 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
22702 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
22703 * doc/md.texi (fmin@var{m}3): Likewise.
22705 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22707 * match.pd (X & C): New transformation.
22709 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22711 * match.pd (~X & Y): New transformation.
22713 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22715 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
22716 information for new SSA_NAME.
22717 (simplify_conversion_using_ranges): Get range through get_range_info
22718 instead of get_value_range.
22720 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22722 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
22723 Remove inline assembly.
22724 (vmvn_s16): Likewise.
22725 (vmvn_s32): Likewise.
22726 (vmvn_u8): Likewise.
22727 (vmvn_u16): Likewise.
22728 (vmvn_u32): Likewise.
22729 (vmvnq_s8): Likewise.
22730 (vmvnq_s16): Likewise.
22731 (vmvnq_s32): Likewise.
22732 (vmvnq_u8): Likewise.
22733 (vmvnq_u16): Likewise.
22734 (vmvnq_u32): Likewise.
22735 (vmvn_p8): Likewise.
22736 (vmvnq_p16): Likewise.
22738 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22740 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
22742 (vmul_n_s16): Likewise.
22743 (vmul_n_s32): Likewise.
22744 (vmul_n_u16): Likewise.
22745 (vmul_n_u32): Likewise.
22746 (vmulq_n_f32): Likewise.
22747 (vmulq_n_f64): Likewise.
22748 (vmulq_n_s16): Likewise.
22749 (vmulq_n_s32): Likewise.
22750 (vmulq_n_u16): Likewise.
22751 (vmulq_n_u32): Likewise.
22753 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22755 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
22756 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
22758 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22760 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
22761 to *aarch64_fma4_elt_from_dup<mode>.
22762 (*aarch64_fnma4_elt_to_128df): Rename to
22763 *aarch64_fnma4_elt_from_dup<mode>.
22764 * config/aarch64/arm_neon.h (vfma_n_f64): New.
22765 (vfms_n_f32): Likewise.
22766 (vfms_n_f64): Likewise.
22767 (vfmsq_n_f32): Likewise.
22768 (vfmsq_n_f64): Likewise.
22770 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
22772 * wide-int.h: Change fixed_wide_int_storage from class to struct.
22774 2016-05-17 Richard Biener <rguenther@suse.de>
22776 PR tree-optimization/71132
22777 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
22778 Only add control dependences for blocks in the loop.
22779 (build_rdg): Adjust.
22780 (generate_code_for_partition): Return whether loop should
22781 be destroyed and delay that.
22782 (distribute_loop): Likewise.
22783 (pass_loop_distribution::execute): Record loops to be destroyed
22784 and perform delayed destroying of loops.
22786 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22789 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
22791 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22793 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
22795 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
22798 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
22799 insertion point for instructions generated by validize_mem.
22801 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22803 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
22806 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22808 * config/aarch64/aarch64.c
22809 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
22810 rather than a macro.
22812 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22814 * doc/invoke.texi (AArch64 Options): Various updates.
22816 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22818 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
22819 into instrumentation thunks.
22820 * cif-code.def (CIF_CHKP): New.
22822 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
22824 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
22826 2016-05-16 Martin Jambor <mjambor@suse.cz>
22828 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
22829 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
22831 2016-05-16 Marek Polacek <polacek@redhat.com>
22833 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
22836 2016-05-16 Martin Jambor <mjambor@suse.cz>
22839 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
22840 the outlined kernel function.
22842 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
22844 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
22845 (ISA_HAS_DLSA): Ditto.
22847 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22849 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
22851 2016-05-16 Nathan Sidwell <nathan@acm.org>
22853 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
22854 (nvptx_name_replacement): Restore. Add comment.
22855 (write_fn_proto, write_fn_proto_from_insn,
22856 nvptx_output_call_insn): Restore
22857 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
22859 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22861 * config/aarch64/aarch64.md
22862 (add<mode>3_compareC_cconly_imm): Remove use of %w.
22863 (add<mode>3_compareC_imm): Likewise.
22864 (<optab>si3_uxtw): Split into register and immediate variants.
22865 (andsi3_compare0_uxtw): Likewise.
22866 (and<mode>3_compare0): Likewise.
22867 (and<mode>3nr_compare0): Likewise.
22868 (stack_protect_test_<mode>): Don't use %x for memory operands.
22870 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22872 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
22874 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22876 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
22877 Split integer shifts into shift_reg and bfm.
22878 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
22879 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
22880 (ror<mode>3_insn): Likewise.
22881 (<optab>si3_insn_uxtw): Likewise.
22882 (<optab><mode>3_insn): Change to rotate_imm.
22883 (extr<mode>5_insn_alt): Likewise.
22884 (extrsi5_insn_uxtw): Likewise.
22885 (extrsi5_insn_uxtw_alt): Likewise.
22887 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22889 * doc/tm.texi: Regenerate.
22890 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
22891 (TARGET_INVALID_RETURN_TYPE): Remove.
22892 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
22893 TARGET_INVALID_RETURN_TYPE.
22894 * target.def (invalid_parameter_type): Remove.
22895 (invalid_return_type): Remove.
22897 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22899 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
22900 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
22902 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
22904 (preserve_function_body_p): No need to preserve function body
22905 * cif-codes.def (CIF_THUNK): Remove.
22906 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
22908 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22910 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
22912 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22914 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
22917 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22919 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
22920 (inline_small_functions): Do not look for function symbol when
22923 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22925 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
22928 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22929 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22930 Jiong Wang <jiong.wang@arm.com>
22932 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
22933 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
22934 Define __ARM_FP16_ARGS when appropriate.
22935 * config/arm/arm.c (arm_invalid_parameter_type): Remove
22937 (arm_invalid_return_type): Likewise.
22938 (TARGET_INVALID_PARAMETER_TYPE): Remove.
22939 (TARGET_INVALID_RETURN_TYPE): Remove.
22940 (aapcs_vfp_sub_candidate): Allow HFmode.
22941 (aapcs_vfp_allocate): Add comment. Support HFmode.
22942 (aapcs_vfp_allocate_return_reg): Likewise.
22943 (struct aapcs_cp_arg_layout): Slightly reword comments for
22944 is_return_candidate and allocate_return_reg.
22945 (output_mov_vfp): Update assert.
22946 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
22948 (arm_invalid_parameter_type): Remove.
22949 (amr_invalid_return_type): Remove.
22950 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
22951 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
22952 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
22954 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22956 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
22957 * config/aarch64/arch64-protos.h
22958 (aarch64_legitimize_reload_address): Remove.
22959 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
22962 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
22964 * configure.ac: Add ACX_NONCANONICAL_HOST.
22965 * configure: Regenerate.
22966 * Makefile.in: Set host_noncanonical.
22968 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
22971 * config/i386/i386.md (*movtf_internal): Before register allocation,
22972 do not allow FP constants for CM_MEDIUM memory model, allow only
22973 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
22974 (*movxf_internal): Ditto.
22975 (*movdf_internal): Ditto.
22976 (*movsf_internal): Ditto.
22978 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
22980 PR rtl-optimization/67483
22981 * combine.c (make_compound_operation): Don't call extract_left_shift
22982 with negative shift amounts.
22984 2016-05-13 Jakub Jelinek <jakub@redhat.com>
22987 * fold-const.c (fold_checksum_tree): Allow modification
22988 of TYPE_ALIAS_SET during folding.
22990 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
22991 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
22992 (ix86_split_to_parts): Likewise. Fix up formatting.
22994 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
22996 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
22997 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
23000 2016-05-13 Nathan Sidwell <nathan@acm.org>
23002 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
23003 (nvptx_name_replacement): Delete.
23004 (write_fn_proto, write_fn_proto_from_insn,
23005 nvptx_output_call_insn): Remove nvptx_name_replacement call.
23006 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
23007 * langhooks.c (add_builtin_funcction_common): Call
23008 targetm.mangle_decl_assembler_name.
23010 * config/nvptx/nvptx.c (write_fn_proto): Handle
23011 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
23013 2016-05-13 Martin Liska <mliska@suse.cz>
23015 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
23016 and PRIu64 in printf format.
23018 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23020 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
23023 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23025 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
23026 Change --param max-completely-peeled-times to
23027 --param max-completely-peel-times in dump file printing.
23029 2016-05-13 Richard Biener <rguenther@suse.de>
23031 PR tree-optimization/42587
23032 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
23033 (find_bswap_or_nop_1): Likewise.
23034 (bswap_replace): Likewise.
23036 2016-05-13 Martin Liska <mliska@suse.cz>
23038 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
23039 Initialize a variable with default value.
23041 2016-05-13 Martin Liska <mliska@suse.cz>
23043 * doc/invoke.texi: Enhance explanation of error recovery
23046 2016-05-13 Martin Liska <mliska@suse.cz>
23048 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
23049 (struct cost_pair): Change inv_expr_id (int) to inv_expr
23050 (iv_inv_expr_ent *).
23051 (struct iv_inv_expr_ent): Comment struct fields.
23052 (sort_iv_inv_expr_ent): New function.
23053 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
23054 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
23055 a hash_map between iv_inv_expr_ent and number of usages.
23056 (niter_for_exit): Fix coding style.
23057 (tree_ssa_iv_optimize_init): Use renamed variable.
23058 (determine_base_object): Fix coding style.
23059 (alloc_iv): Likewise.
23060 (find_interesting_uses_outside): Likewise.
23061 (add_candidate_1): Likewise.
23062 (add_standard_iv_candidates): Likewise.
23063 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
23064 (prepare_decl_rtl): Fix coding style.
23065 (get_address_cost): Likewise.
23066 (get_shiftadd_cost): Likewise.
23067 (force_expr_to_var_cost): Likewise.
23068 (compare_aff_trees): Likewise.
23069 (get_expr_id): Restructure the function.
23070 (get_loop_invariant_expr_id): Renamed to
23071 get_loop_invariant_expr.
23072 (get_computation_cost_at): Replace usage of inv_expr_id with
23074 (get_computation_cost): Likewise.
23075 (determine_group_iv_cost_generic): Likewise.
23076 (determine_group_iv_cost_address): Likewise.
23077 (iv_period): Fix coding style.
23078 (iv_elimination_compare_lt): Likewise.
23079 (may_eliminate_iv): Likewise.
23080 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
23082 (determine_group_iv_costs): Dump invariant expressions.
23083 (iv_ca_recount_cost): Use the newly added hash_map.
23084 (iv_ca_set_remove_invariants): Fix coding style.
23085 (iv_ca_set_add_invariants): Fix coding style.
23086 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
23088 (iv_ca_set_cp): Likewise.
23089 (iv_ca_new): Initialize the newly added hash_map and remove
23090 initialization of fields.
23091 (iv_ca_free): Delete the hash_map.
23092 (iv_ca_dump): Dump invariant expressions.
23093 (iv_ca_extend): Fix coding style.
23094 (try_add_cand_for): Likewise.
23095 (create_new_ivs): Dump information about # of avg iterations and
23096 # of used invariant expressions.
23097 (rewrite_use_compare): Fix coding style.
23098 (free_loop_data): Set default value for max_inv_expr_id.
23100 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
23102 * cse.c (rest_of_handle_cse): Use cleanup_cfg
23103 returned value cse_cfg_altered computation.
23104 (rest_of_handle_cse2): Likewise.
23105 (rest_of_handle_cse_after_global_opts): Likewise.
23107 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23110 * config/arm/arm.c (arm32_output_mi_thunk): New.
23111 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
23112 to split Thumb1 vs TARGET_32BIT functionality.
23113 (arm_thumb1_mi_thunk): New.
23115 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23117 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
23120 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23123 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
23125 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
23127 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
23128 (expand_builtin_trap): Emit a regular call.
23129 (set_builtin_user_assembler_name): Remove obsolete cases.
23130 * dse.c (scan_insn): Adjust.
23131 * except.c: Include calls.h.
23132 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
23133 emit a regular call to setjmp.
23134 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
23135 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
23136 (emit_block_move_via_libcall): Delete.
23137 (block_move_fn): Delete.
23138 (init_block_move_fn): Likewise.
23139 (emit_block_move_libcall_fn): Likewise.
23140 (emit_block_op_via_libcall): New function.
23141 (set_storage_via_libcall): Tidy up and use memset builtin.
23142 (block_clear_fn): Delete.
23143 (init_block_clear_fn): Likewise.
23144 (clear_storage_libcall_fn): Likewise.
23145 (expand_assignment): Call emit_block_move_via_libcall.
23146 Do not include gt-expr.h.
23147 * expr.h (emit_block_op_via_libcall): Declare.
23148 (emit_block_copy_via_libcall): New inline function.
23149 (emit_block_move_via_libcall): Likewise.
23150 (emit_block_comp_via_libcall): Likewise.
23151 (block_clear_fn): Delete.
23152 (init_block_move_fn): Likewise.
23153 (init_block_clear_fn): Likewise.
23154 (emit_block_move_via_libcall): Likewise.
23155 (set_storage_via_libcall): Add default parameter value.
23156 * libfuncs.h (enum libfunc_index): Remove obsolete values.
23157 (abort_libfunc): Delete.
23158 (memcpy_libfunc): Likewise.
23159 (memmove_libfunc): Likewise.
23160 (memcmp_libfunc): Likewise.
23161 (memset_libfunc): Likewise.
23162 (setbits_libfunc): Likewise.
23163 (setjmp_libfunc): Likewise.
23164 (longjmp_libfunc): Likewise.
23165 (profile_function_entry_libfunc): Likewise.
23166 (profile_function_exit_libfunc): Likewise.
23167 (gcov_flush_libfunc): Likewise.
23168 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
23169 and DECL_VISIBILITY on the declaration.
23170 (init_optabs): Do not initialize obsolete libfuncs.
23171 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
23172 * tree-core.h (ECF_RET1): Define.
23173 (ECF_TM_PURE): Adjust.
23174 (ECF_TM_BUILTIN): Likewise.
23175 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
23176 (build_common_builtin_nodes): Initialize abort builtin.
23177 Add ECF_RET1 on memcpy, memmove and memset builtins.
23178 Pass final flags for alloca and alloca_with_align builtins.
23179 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
23181 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
23182 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
23183 set_storage_via_libcall and call emit_block_copy_via_libcall.
23185 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
23187 * config/i386/i386.md (*call_got_x32): Change operand 0 to
23188 DImode before it is passed to ix86_output_call_operand.
23189 (*call_value_got_x32): Ditto for operand 1.
23191 2016-05-12 Jiong Wang <jiong.wang@arm.com>
23193 PR rtl-optimization/70904
23194 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
23195 reload for wide mode.
23197 2016-05-12 Marek Polacek <polacek@redhat.com>
23200 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
23201 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
23202 * langhooks.h (incomplete_type_error): Likewise.
23203 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
23204 parameter, pass it down to incomplete_type_error.
23205 * tree.h (size_in_bytes): New inline overload.
23206 (size_in_bytes_loc): Renamed from size_in_bytes.
23208 2016-05-12 Richard Biener <rguenther@suse.de>
23210 PR tree-optimization/71059
23211 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
23212 nary before looking up or entering the expression into the VN
23214 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
23215 Make sure to re-use NARYs without result as inserted by
23218 2016-05-12 Richard Biener <rguenther@suse.de>
23220 PR tree-optimization/71062
23221 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
23223 * tree-ssa-structalias.c (set_uids_in_ptset): Set
23224 vars_contains_restrict if the var is a restrict tag.
23225 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
23226 do not disambiguate pointers against it.
23227 (dump_points_to_solution): Re-structure and adjust for new
23228 vars_contains_restrict flag.
23229 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
23231 2016-05-12 Martin Liska <mliska@suse.cz>
23233 * doc/invoke.texi: Explain connection between
23234 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
23236 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
23238 PR tree-optimization/71006
23239 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
23240 consider COND_EXPR as a mask producer.
23242 2016-05-12 Marek Polacek <polacek@redhat.com>
23245 * opts.c (common_handle_option): Detect missing argument for --help^.
23247 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23250 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
23251 when popping the PC and within an interrupt handler routine.
23252 Add missing tab to output of "ldmfd".
23253 (output_return_instruction): Output LDMFD with SP update rather
23254 than POP when returning from interrupt handler.
23256 2016-05-12 Jakub Jelinek <jakub@redhat.com>
23258 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
23259 TARGET_64BIT && TARGET_AVX512DQ.
23260 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
23261 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
23262 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
23263 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
23264 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
23265 (*vec_extractv4si_zext): Add avx512dq alternative.
23266 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
23267 use v instead of x constraint in other alternatives where possible.
23269 * config/i386/sse.md (sse2_loadld): Use v instead of x
23270 constraint in alternatives 0,1,4.
23272 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
23273 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
23274 v constraints instead of x and <pinsr_evex_isa> isa attribute.
23277 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
23278 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
23279 is not emitted unless TARGET_AVX512BW.
23280 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
23281 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
23282 for the result operand.
23284 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
23285 constraint instead of x in avx alternatives. Use maybe_evex instead
23288 * config/i386/constraints.md (Yv): New constraint.
23289 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
23290 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
23291 * config/i386/i386.md (avx512fvecmode): New mode attr.
23292 (*pushtf): Use v constraint instead of x.
23293 (*movtf_internal): Likewise. For TARGET_AVX512VL and
23294 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
23295 (*absneg<mode>2): Use Yv constraint instead of x constraint.
23296 (*absnegtf2_sse): Likewise.
23297 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
23298 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
23299 avx512f alternatives.
23300 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
23302 2016-05-12 Richard Biener <rguenther@suse.de>
23304 PR tree-optimization/71060
23305 * tree-data-ref.c (initialize_data_dependence_relation): Do not
23306 require exact match of DR_BASE_OBJECT but only matching address and
23309 2016-05-12 Richard Biener <rguenther@suse.de>
23311 PR tree-optimization/70986
23312 * cfganal.c: Include cfgloop.h.
23313 (dfs_find_deadend): Prefer to take edges exiting loops.
23315 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23317 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
23318 compile and run time.
23320 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
23323 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
23325 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
23327 * config/i386/i386.c (legitimize_pic_address): Use
23328 copy_to_suggested_reg instead of gen_movsi.
23330 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
23332 * config/rs6000/predicates.md (quad_memory_operand): Move most of
23333 the code into quad_address_p and call it to share code with
23334 vsx_quad_dform_memory_operand.
23335 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
23337 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
23338 bit instead of being a separate word. Split -mpower9-dform into
23339 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
23340 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
23341 for the register class supporting 128-bit quad word memory offsets.
23342 (mode_supports_vsx_dform_quad): Helper function to return if the
23343 register class uses quad word memory offsets.
23344 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
23345 (rs6000_debug_reg_global): Always print if we are using LRA or not.
23346 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
23347 instructions are enabled, set up the appropriate addr_masks for
23349 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
23350 -mpower9-dform-scalar, instead of -mpower9-dform.
23351 (rs6000_option_override_internal): Split -mpower9-dform into two
23352 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
23353 -mpower9-dform switch sets or clears both. If we are not using
23354 the LRA register allocator, do not enable -mpower9-dform-vector by
23355 default. If we are using LRA, enable -mpower9-dform-vector and
23356 -mvsx-timode if it is appropriate. Issue a warning if either
23357 -mpower9-dform-vector or -mvsx-timode are explicitly used without
23359 (quad_address_offset_p): New helper function to return if the
23360 offset is legal for quad word memory instructions.
23361 (quad_address_p): New function to determin if GPR or vector
23362 register quad word memory addresses are legal.
23363 (mem_operand_gpr): Validate quad word address offsets.
23364 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
23365 d-form (register + offset) instructions.
23366 (offsettable_ok_by_alignment): Likewise.
23367 (rs6000_legitimate_offset_address_p): Likewise.
23368 (legitimate_lo_sum_address_p): Likewise.
23369 (rs6000_legitimize_address): Likewise.
23370 (rs6000_legitimize_reload_address): Add more debug statements for
23372 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
23373 d-form instructions.
23374 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
23375 d-form instructions. Distinguish different cases in debug
23376 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
23377 d-form instructions.
23378 (rs6000_preferred_reload_class): Likewise.
23379 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
23380 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
23381 of the ISA 2.06 indexed memory instructions.
23382 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
23383 use them to save/restore the saved vector registers instead of
23384 using Altivec instructions.
23385 (rs6000_emit_epilogue): Likewise.
23386 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
23387 (rs6000_opt_masks): Split -mpower9-dform into
23388 -mpower9-dform-scalar and -mpower9-dform-vector.
23389 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
23391 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
23392 ISA 3.0 vector indexed memory instructions, and fold the code into
23393 the normal mov<mode> patterns.
23394 (p9_vecstore_<mode>): Likewise.
23395 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
23397 (vsx_movti_64bit): Likewise.
23398 (vsx_movti_32bit): Likewise.
23399 * config/rs6000/constraints.md (wO constraint): New constraint for
23400 ISA 3.0 vector d-form support.
23401 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
23402 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
23403 include -mpower9-dform-vector until we switch over to LRA.
23404 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
23405 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
23406 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
23407 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23408 for -mpower9-dform and -mlra.
23409 * doc/md.texi (wO constraint): Document wO constraint.
23411 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
23413 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
23414 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
23415 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
23416 Move handling of non-insn arguments inline into the sole user:
23417 (output_trans_func): ...here.
23418 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
23419 in emitted function prototype.
23420 (output_internal_insn_latency_func): Ditto. Simplify.
23421 (output_internal_maximal_insn_latency_func): Ditto. Delete
23422 always-unused argument.
23423 (output_insn_latency_func): Ditto.
23424 (output_maximal_insn_latency_func): Ditto.
23426 2016-05-11 Richard Biener <rguenther@suse.de>
23428 PR tree-optimization/71055
23429 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
23430 sth with precision not equal to access size verify we don't chop
23433 2016-05-11 Richard Biener <rguenther@suse.de>
23436 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
23437 (dwarf2out_finish): Move retry_incomplete_types call ...
23438 (dwarf2out_early_finish): ... here.
23440 2016-05-11 Richard Biener <rguenther@suse.de>
23442 PR middle-end/71002
23443 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
23444 if the langhook insists on it.
23445 * fold-const.c (make_bit_field_ref): Add arg for the original
23446 reference and preserve its alias-set.
23447 (decode_field_reference): Take exp by reference and adjust it
23448 to the original memory reference.
23449 (optimize_bit_field_compare): Adjust callers.
23450 (fold_truth_andor_1): Likewise.
23451 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
23453 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
23455 PR middle-end/70807
23456 * cfgrtl.h (delete_insn_and_edges): Now return bool.
23457 * cfgrtl.c (delete_insn_and_edges): Likewise.
23458 * config/i386/i386.c (convert_scalars_to_vector): Remove
23460 * cse.c (cse_insn): Compute cse_cfg_altered.
23461 (delete_trivially_dead_insns): Likewise.
23462 (cse_cc_succs): Likewise.
23463 (rest_of_handle_cse): Free dominance info if required.
23464 (rest_of_handle_cse2): Likewise.
23465 (rest_of_handle_cse_after_global_opts): Likewise.
23467 2016-05-11 Alan Modra <amodra@gmail.com>
23469 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
23470 abi_v4_pass_in_fpr): New functions.
23471 (rs6000_function_arg_boundary): Exclude complex IBM long double
23472 from 64-bit alignment when ABI_V4.
23473 (rs6000_function_arg, rs6000_function_arg_advance_1,
23474 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
23476 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
23478 PR rtl-optimization/71028
23479 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
23480 jump with just a return in the fallthrough block if the branch
23481 block contains just a return as well.
23483 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
23485 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
23486 * match.pd ((X & Y) ^ Y): ... this.
23487 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
23488 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
23490 2016-05-10 David Malcolm <dmalcolm@redhat.com>
23492 * read-md.c (require_char_ws): New function.
23493 (read_string): Simplify using require_char_ws.
23494 (handle_constants): Likewise.
23495 (handle_enum): Likewise.
23496 (handle_file): Likewise.
23497 * read-md.h (require_char_ws): New declaration.
23498 * read-rtl.c (read_conditions): Simplify using require_char_ws.
23499 (read_mapping): Likewise.
23500 (read_rtx_code): Likewise.
23501 (read_nested_rtx): Likewise.
23503 2016-05-10 James Norris <jnorris@codesourcery.com>
23505 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
23506 if offloading is enabled and -fopenacc or -fopenmp is specified.
23507 (CRTOFFLOADEND): Likewise.
23508 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
23509 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
23511 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
23513 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
23514 gotoff_operand code paths. Use copy_to_suggested_regs and
23515 expand_simple_binop where appropriate. Cleanup.
23517 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23520 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
23522 (dimode_scalar_chain::vector_const_cost): New.
23523 (dimode_scalar_chain::compute_convert_gain): Handle constants.
23524 (dimode_scalar_chain::convert_op): Likewise.
23525 (dimode_scalar_chain::convert_insn): Likewise.
23527 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
23529 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
23530 unary operation, not a binary one.
23532 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23534 PR middle-end/70877
23535 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
23536 calls with type casted fndecl.
23538 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23540 PR tree-optimization/70786
23541 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
23542 * calls.c (initialize_argument_information): Bind bounds
23543 with corresponding args passed by reference.
23545 2016-05-10 Jakub Jelinek <jakub@redhat.com>
23548 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
23549 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
23550 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
23553 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23556 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
23557 code for a zero scale factor.
23558 (vsx_xvcvdpuxds_scale): Likewise.
23560 2016-05-10 David Malcolm <dmalcolm@redhat.com>
23562 * diagnostic-show-locus.c (layout::layout): Call show_ruler
23563 if show_ruler_p was set on the context.
23564 (layout::show_ruler): New method.
23565 * diagnostic.h (struct diagnostic_context): Add field
23568 2016-05-10 Richard Biener <rguenther@suse.de>
23570 PR tree-optimization/71039
23571 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
23572 (chk_uses): New function.
23573 (propagate_with_phi): Verify we can safely replicate the lhs of an
23574 aggregate assignment on all incoming edges.
23576 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
23578 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
23580 (rx_atomic_sequence): New class.
23581 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
23582 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
23584 (rx_atomic_sequence::rx_atomic_sequence,
23585 rx_atomic_sequence::~rx_atomic_sequence): New functions.
23586 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
23587 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
23588 CTRLREG_INTB): New constants.
23589 (FETCHOP): New code iterator.
23590 (fethcop_name, fetchop_name2): New iterator code attributes.
23591 (QIHI): New mode iterator.
23592 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
23593 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
23594 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
23596 2016-05-10 Martin Liska <mliska@suse.cz>
23598 * tree-inline.c (remap_dependence_clique): Do not remap
23599 debugging statements.
23601 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23603 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
23604 ("*fixuns_truncdfdi2_z13")
23605 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
23606 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
23607 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
23609 2016-05-10 Richard Biener <rguenther@suse.de>
23611 PR tree-optimization/70497
23612 PR tree-optimization/28367
23613 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
23615 (visit_reference_op_load): ... here.
23616 (vn_reference_lookup_3): Use it to handle subreg-like accesses
23617 with simplified BIT_FIELD_REFs.
23618 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
23619 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
23622 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
23624 * dwarf2out.c (add_abstract_origin_attribute): Adjust
23625 documentation comment. For BLOCK nodes, add a
23626 DW_AT_abstract_origin attribute that points to the DIE generated
23627 for the origin BLOCK.
23628 (gen_lexical_block_die): Call add_abstract_origin_attribute for
23629 blocks from inlined functions.
23631 2016-05-10 Alan Modra <amodra@gmail.com>
23634 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
23635 regrename modifying insns saving lr before __morestack call.
23636 * config/rs6000/rs6000.md (split_stack_return): Similarly for
23637 insns restoring lr after __morestack call.
23639 2016-05-09 Jakub Jelinek <jakub@redhat.com>
23641 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
23642 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
23644 * config/i386/sse.md (vec_interleave_high<mode>,
23645 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
23646 <avx512>_vpermt2var<mode>3_maskz): Likewise.
23648 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
23650 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
23651 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
23652 parallel reassociation for power8 and forward.
23654 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
23656 * config/i386/i386.md (absneg splitters with general regs): Use
23657 general_reg_operand predicate.
23658 (btsq peephole2): Use x86_64_immediate_operand to check if new
23659 value is suitable for immediate operand. Generate emitted insn
23660 using RTL expressions.
23661 (btcq peephole2): Ditto.
23662 (btrq peephole2): Ditto. Generate correct immediate operand
23665 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
23667 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
23670 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
23672 * tree-affine.c (wide_int_constant_multiple_p): Add missing
23673 pointer dereference.
23675 2016-05-09 Richard Biener <rguenther@suse.de>
23677 PR tree-optimization/70985
23678 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
23679 op0 isn't a gimple register.
23681 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
23683 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
23684 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
23685 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
23686 (i6400_fpu_mult): New cpu units.
23687 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
23688 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
23689 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
23690 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
23691 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
23692 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
23693 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
23694 (i6400_msa_long_float4, i6400_msa_long_float5)
23695 (i6400_msa_long_float8, i6400_msa_fdiv_df)
23696 (i6400_msa_fdiv_sf): New reservations.
23697 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
23698 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
23699 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
23700 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
23701 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
23702 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
23703 (msa_short_cmp, msa_short_float2, msa_short_logic3)
23704 (msa_short_store4, msa_long_load, msa_short_store)
23705 (msa_long_logic, msa_long_float2, msa_long_float4)
23706 (msa_long_float5, msa_long_float8, msa_long_mult)
23707 (msa_long_fdiv, msa_long_div): New reservations.
23709 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
23710 Sameera Deshpande <sameera.deshpande@imgtec.com>
23711 Matthew Fortune <matthew.fortune@imgtec.com>
23712 Graham Stott <graham.stott@imgtec.com>
23713 Chao-ying Fu <chao-ying.fu@imgtec.com>
23715 * config.gcc: Add MSA header file for mips*-*-* target.
23716 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
23717 (Ubv8i, Urv8): New constraints.
23718 * config/mips/mips-ftypes.def: Add function types for MSA
23720 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
23721 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
23722 * config/mips/mips-msa.md: New file.
23723 * config/mips/mips-protos.h
23724 (mips_split_128bit_const_insns): New prototype.
23725 (mips_msa_idiv_insns): Likewise.
23726 (mips_split_128bit_move): Likewise.
23727 (mips_split_128bit_move_p): Likewise.
23728 (mips_split_msa_copy_d): Likewise.
23729 (mips_split_msa_insert_d): Likewise.
23730 (mips_split_msa_fill_d): Likewise.
23731 (mips_expand_msa_branch): Likewise.
23732 (mips_const_vector_same_val_p): Likewise.
23733 (mips_const_vector_same_bytes_p): Likewise.
23734 (mips_const_vector_same_int_p): Likewise.
23735 (mips_const_vector_shuffle_set_p): Likewise.
23736 (mips_const_vector_bitimm_set_p): Likewise.
23737 (mips_const_vector_bitimm_clr_p): Likewise.
23738 (mips_msa_vec_parallel_const_half): Likewise.
23739 (mips_msa_output_division): Likewise.
23740 (mips_ldst_scaled_shift): Likewise.
23741 (mips_expand_vec_cond_expr): Likewise.
23742 * config/mips/mips.c (enum mips_builtin_type): Add
23743 MIPS_BUILTIN_MSA_TEST_BRANCH.
23744 (mips_gen_const_int_vector_shuffle): New prototype.
23745 (mips_const_vector_bitimm_set_p): New function.
23746 (mips_const_vector_bitimm_clr_p): Likewise.
23747 (mips_const_vector_same_val_p): Likewise.
23748 (mips_const_vector_same_bytes_p): Likewise.
23749 (mips_const_vector_same_int_p): Likewise.
23750 (mips_const_vector_shuffle_set_p): Likewise.
23751 (mips_symbol_insns): Forbid loading symbols via immediate for
23753 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
23755 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
23757 (mips_lx_address_p): Add support load indexed address for MSA.
23758 (mips_address_insns): Add calculation of instructions needed for
23759 stores and loads for MSA.
23760 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
23761 CONST_VECTOR for MSA and let it fall through.
23762 (mips_ldst_scaled_shift): New function.
23763 (mips_subword_at_byte): Likewise.
23764 (mips_msa_idiv_insns): Likewise.
23765 (mips_legitimize_move): Validate MSA moves.
23766 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
23767 calculation of costs for MSA division.
23768 (mips_split_move_p): Check if MSA moves need splitting.
23769 (mips_split_move): Split MSA moves if necessary.
23770 (mips_split_128bit_move_p): New function.
23771 (mips_split_128bit_move): Likewise.
23772 (mips_split_msa_copy_d): Likewise.
23773 (mips_split_msa_insert_d): Likewise.
23774 (mips_split_msa_fill_d): Likewise.
23775 (mips_output_move): Handle MSA moves.
23776 (mips_expand_msa_branch): New function.
23777 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
23778 Reinstate 'y' modifier.
23779 (mips_file_start): Add MSA .gnu_attribute.
23780 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
23782 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
23783 (mips_class_max_nregs): Add register size for MSA supported mode.
23784 (mips_cannot_change_mode_class): Allow conversion between MSA
23785 vector modes and TImode.
23786 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
23788 (mips_secondary_reload_class): Force MSA loads/stores via memory.
23789 (mips_preferred_simd_mode): Add preffered modes for MSA.
23790 (mips_vector_mode_supported_p): Add MSA supported modes.
23791 (mips_autovectorize_vector_sizes): New function.
23792 (mips_msa_output_division): Likewise.
23793 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
23794 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
23795 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
23796 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
23797 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
23798 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
23799 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
23800 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
23801 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
23802 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
23803 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
23804 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
23805 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
23806 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
23807 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
23808 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
23809 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
23810 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
23811 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
23812 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
23813 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
23814 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
23815 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
23816 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
23817 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
23818 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
23819 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
23820 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
23821 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
23822 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
23823 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
23824 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
23825 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
23826 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
23827 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
23828 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
23829 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
23830 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
23831 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
23832 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
23833 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
23834 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
23835 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
23836 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
23837 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23838 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23839 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23840 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23841 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23842 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23843 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23844 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23845 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
23846 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
23847 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
23848 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
23849 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
23850 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
23851 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
23852 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
23853 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
23854 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
23855 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
23856 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
23857 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
23858 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
23859 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
23860 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
23861 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
23862 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
23863 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
23864 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
23865 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
23866 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
23867 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
23868 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
23869 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
23870 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
23871 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
23872 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
23873 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
23874 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
23875 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
23876 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
23877 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
23878 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
23879 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
23880 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
23881 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
23882 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
23883 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
23884 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
23885 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
23886 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
23887 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
23888 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
23889 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
23890 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
23891 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
23892 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
23893 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
23894 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
23895 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
23896 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
23897 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
23898 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
23899 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
23900 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
23901 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
23902 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
23903 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
23904 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
23905 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
23906 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
23907 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
23908 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
23909 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
23910 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
23911 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
23912 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
23913 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
23914 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
23915 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
23916 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
23917 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
23918 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
23919 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
23920 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
23921 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
23922 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
23923 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
23924 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
23925 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
23926 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
23927 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
23928 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
23929 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
23930 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
23931 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
23932 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
23933 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
23934 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
23935 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
23936 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
23937 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
23938 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
23939 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
23940 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
23941 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
23942 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
23943 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
23945 (mips_get_builtin_decl_index): New array.
23946 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
23947 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
23948 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
23949 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
23950 (mips_init_builtins): Initialize mips_get_builtin_decl_index
23952 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
23954 (mips_expand_builtin_insn): Prepare operands for
23955 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
23956 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
23957 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
23958 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
23959 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
23960 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
23961 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
23962 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
23963 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
23964 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
23965 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
23966 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
23967 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
23968 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
23969 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
23970 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
23971 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
23972 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
23973 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
23974 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
23975 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
23976 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
23977 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
23978 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
23979 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
23980 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
23981 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
23982 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
23983 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
23984 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
23985 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
23986 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
23987 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
23988 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
23989 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
23990 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
23991 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
23992 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
23993 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
23994 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
23995 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
23996 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
23997 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
23998 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
23999 These are set implicitly and an error is reported if overridden.
24000 (mips_expand_builtin_msa_test_branch): New function.
24001 (mips_expand_msa_shuffle): Likewise.
24002 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
24003 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
24004 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
24005 (mips_expand_vec_unpack): Add support for MSA.
24006 (mips_expand_vector_init): Likewise.
24007 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
24008 instead of const0_rtx.
24009 (mips_msa_vec_parallel_const_half): New function.
24010 (mips_gen_const_int_vector): Likewise.
24011 (mips_gen_const_int_vector_shuffle): Likewise.
24012 (mips_expand_msa_cmp): Likewise.
24013 (mips_expand_vec_cond_expr): Likewise.
24014 * config/mips/mips.h
24015 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
24016 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
24018 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
24019 (ISA_HAS_MSA): New macro.
24020 (UNITS_PER_MSA_REG): Likewise.
24021 (BITS_PER_MSA_REG): Likewise.
24022 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
24023 (MSA_REG_FIRST): New macro.
24024 (MSA_REG_LAST): Likewise.
24025 (MSA_REG_NUM): Likewise.
24026 (MSA_REG_P): Likewise.
24027 (MSA_REG_RTX_P): Likewise.
24028 (MSA_SUPPORTED_MODE_P): Likewise.
24029 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
24030 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
24031 * config/mips/mips.md: Include mips-msa.md.
24032 (alu_type): Add simd_add.
24033 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
24034 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
24035 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
24036 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
24037 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
24038 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
24039 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
24040 simd_move, simd_load, simd_store. Choose "multi" for moves
24042 (qword_mode): New attribute.
24043 (insn_count): Add instruction count for quad moves.
24044 Increase the count for MIPS SIMD division.
24045 (UNITMODE): Add UNITMODEs for vector types.
24046 (addsub): New code iterator.
24047 * config/mips/mips.opt (mmsa): New option.
24048 * config/mips/msa.h: New file.
24049 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
24051 * config/mips/mti-linux.h: Likewise.
24052 * config/mips/predicates.md
24053 (const_msa_branch_operand): New constraint.
24054 (const_uimm3_operand): Likewise.
24055 (const_uimm4_operand): Likewise.
24056 (const_uimm5_operand): Likewise.
24057 (const_uimm8_operand): Likewise.
24058 (const_imm5_operand): Likewise.
24059 (aq10b_operand): Likewise.
24060 (aq10h_operand): Likewise.
24061 (aq10w_operand): Likewise.
24062 (aq10d_operand): Likewise.
24063 (const_m1_operand): Likewise.
24064 (reg_or_m1_operand): Likewise.
24065 (const_exp_2_operand): Likewise.
24066 (const_exp_4_operand): Likewise.
24067 (const_exp_8_operand): Likewise.
24068 (const_exp_16_operand): Likewise.
24069 (const_vector_same_val_operand): Likewise.
24070 (const_vector_same_simm5_operand): Likewise.
24071 (const_vector_same_uimm5_operand): Likewise.
24072 (const_vector_same_uimm6_operand): Likewise.
24073 (const_vector_same_uimm8_operand): Likewise.
24074 (par_const_vector_shf_set_operand): Likewise.
24075 (reg_or_vector_same_val_operand): Likewise.
24076 (reg_or_vector_same_simm5_operand): Likewise.
24077 (reg_or_vector_same_uimm6_operand): Likewise.
24078 * doc/extend.texi (MIPS SIMD Architecture Functions): New
24080 * doc/invoke.texi (-mmsa): Document new option.
24082 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24084 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
24085 * configure: Regenerate.
24086 * config.in: Regenerate.
24087 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
24088 on -fvtable-verify.
24089 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
24090 (ENDFILE_VTV_SPEC): Define.
24092 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
24094 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
24095 registers in all interrupt handlers if necessary.
24096 (rl78_option_override): Add warning.
24097 (MUST_SAVE_MDUC_REGISTERS): New macro.
24098 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
24099 * config/rl78/rl78.c (check_mduc_usage): New function.
24100 (mduc_regs): New structure to hold MDUC register data.
24101 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
24102 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
24103 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
24104 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
24105 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
24106 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
24108 2016-05-09 Bin Cheng <bin.cheng@arm.com>
24110 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
24111 (tree-ssa-loop-niter.h): Ditto.
24112 (idx_within_array_bound, ref_within_array_bound): New functions.
24113 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
24114 Factor out check on writable base object to ...
24115 (base_object_writable): ... here.
24117 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24119 * config/arm/arm.md (probe_stack): Add modes to set source
24122 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
24124 * regrename.c (base_reg_class_for_rename): New static function.
24125 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
24127 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
24129 * cgraph.c (thunk_adjust): Export.
24130 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
24131 * cgraphunit.c (thunk_adjust): Export.
24132 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
24134 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
24136 * tree-inline.c (expand_call_inline): Expand thunks inline.
24138 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
24141 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
24142 (*sse2_vd_cvtss2sd): Ditto.
24143 * config/i386/i386.md
24144 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
24145 Generate *sse2_vd_cvtsd2ss pattern.
24146 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
24147 Generate *sse2_vd_cvtss2sd pattern.
24149 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
24151 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
24152 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
24155 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
24157 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
24158 * config/sh/sh.c: Define and declare variables on first use throughout
24160 (current_function_interrupt): Change to bool type.
24161 (frame_insn): Rename to emit_frame_insn and update users.
24162 (push_regs): Use bool for 'interrupt_handler' argument.
24163 (save_schedule_s): Remove.
24164 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
24165 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
24166 targetm.asm_out.unaligned_op.di.
24167 (gen_far_branch): Remove redundant forward declaration.
24168 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
24169 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
24170 (sh_set_return_address, sh_function_ok_for_sibcall,
24171 scavenge_reg): Update comments.
24172 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
24173 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
24174 (sh_attr_renesas_p): Remove unnecessary parentheses.
24175 (branch_dest): Simplify.
24176 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
24177 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
24178 (CUMULATIVE_ARGS): Change macro to typedef.
24179 (current_function_interrupt): Change to bool type.
24180 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
24181 Surround with __cplusplus ifdef.
24182 (sh_compare_op0, sh_compare_op1): Remove.
24183 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
24185 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
24187 * config/arm/arm.md (arch): Add neon.
24188 (arch_enabled): Return yes for arch neon when TARGET_NEON.
24189 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
24190 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
24191 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
24192 attributes for alt renumbering. Mark alt 3 as non-predicable.
24193 (thumb2_movdf_vfp): Likewise.
24195 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
24197 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
24198 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
24199 (*andqi_1): Add preferred_for_speed attribute to disparage
24200 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
24201 (*<code>qi_1): Ditto.
24202 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
24203 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
24204 (*ashlqi3_1): Ditto.
24205 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
24206 Add preferred_for_size attribute to disparage alternative 0 and
24207 preferred_for_speed attribute to disparage alternative 1 for
24208 TARGET_PARTIAL_REG_STALL targets.
24210 2016-05-07 Tom de Vries <tom@codesourcery.com>
24212 PR tree-optimization/70956
24213 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
24216 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
24218 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
24219 * config/sh/sh.c (sh_cbranch_distance): Implement it.
24220 * config/sh/sh.md (branch_zero): Remove define_attr.
24221 (define_delay): Disable delay slot if branch distance is one insn.
24223 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24225 * config/i386/i386.md (LEAMODE): New mode attribute.
24226 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
24227 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
24228 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
24229 operand 2 predicate.
24230 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
24231 (*lea<mode>_general_3): Ditto.
24232 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
24234 2016-05-06 Jakub Jelinek <jakub@redhat.com>
24236 * genmddump.c (main): Convert argv from char ** to const char **.
24238 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24240 * coretypes.h (OVERRIDE): New macro.
24241 (FINAL): New macro.
24243 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
24245 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
24246 allow coalescing if the types are compatible.
24248 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24250 * pass_manager.h (pass_manager::register_pass_name): New method.
24251 (pass_manager::get_pass_by_name): New method.
24252 (pass_manager::create_pass_tab): New method.
24253 (pass_manager::m_name_to_pass_map): New field.
24254 * passes.c (name_to_pass_map): Delete global in favor of field
24255 "m_name_to_pass_map" of pass_manager.
24256 (register_pass_name): Rename from a function to...
24257 (pass_manager::register_pass_name): ...this method, updating
24258 for renaming of global "name_to_pass_map" to field
24259 "m_name_to_pass_map".
24260 (create_pass_tab): Rename from a function to...
24261 (pass_manager::create_pass_tab): ...this method, updating
24262 for renaming of global "name_to_pass_map" to field.
24263 (get_pass_by_name): Rename from a function to...
24264 (pass_manager::get_pass_by_name): ...this method.
24265 (enable_disable_pass): Convert use of get_pass_by_name to
24266 a method call, locating the pass_manager singleton.
24268 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24270 * genattr-common.c (main): Convert argv from char ** to const char **.
24271 * genattr.c (main): Likewise.
24272 * genattrtab.c (main): Likewise.
24273 * genautomata.c (initiate_automaton_gen): Likewise.
24275 * gencodes.c (main): Likewise.
24276 * genconditions.c (main): Likewise.
24277 * genconfig.c (main): Likewise.
24278 * genconstants.c (main): Likewise.
24279 * genemit.c (main): Likewise.
24280 * genenums.c (main): Likewise.
24281 * genextract.c (main): Likewise.
24282 * genflags.c (main): Likewise.
24283 * genmddeps.c (main): Likewise.
24284 * genopinit.c (main): Likewise.
24285 * genoutput.c (main): Likewise.
24286 * genpeep.c (main): Likewise.
24287 * genpreds.c (main): Likewise.
24288 * genrecog.c (main): Likewise.
24289 * gensupport.c (init_rtx_reader_args_cb): Likewise.
24290 (init_rtx_reader_args): Likewise.
24291 * gensupport.h (init_rtx_reader_args_cb): Likewise.
24292 (init_rtx_reader_args): Likewise.
24293 * gentarget-def.c (main): Likewise.
24294 * read-md.c (read_md_files): Likewise.
24295 * read-md.h (read_md_files): Likewise.
24297 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24299 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
24300 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
24301 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
24302 Remove unused predicate.
24303 (register_and_not_fp_reg_operand): Ditto.
24305 2016-05-06 Martin Liska <mliska@suse.cz>
24307 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
24308 instead of vec as the vector is local to the function.
24310 2016-05-06 Jakub Jelinek <jakub@redhat.com>
24312 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
24313 avx512bw alternative.
24315 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
24316 before the ashr<mode>3 pattern.
24318 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
24319 v instead of x in vex or maybe_vex alternatives, use
24320 maybe_evex instead of vex in prefix.
24322 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
24323 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
24324 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
24325 in vex or maybe_vex alternatives, use maybe_evex instead of vex
24328 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
24329 v instead of x in vex or maybe_vex alternatives, use
24330 maybe_evex instead of vex in prefix.
24332 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
24333 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
24334 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
24335 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
24336 alternatives, use maybe_evex instead of vex in prefix.
24338 * config/i386/sse.md (vec_interleave_lowv4sf,
24339 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
24340 v instead of x in vex or maybe_vex alternatives, use
24341 maybe_evex instead of vex in prefix.
24343 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
24344 v instead of x in vex or maybe_vex alternatives, use
24345 maybe_evex instead of vex in prefix.
24347 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
24348 v constraint instead of x.
24350 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
24352 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
24353 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
24356 2016-05-06 Richard Biener <rguenther@suse.de>
24358 PR tree-optimization/70948
24359 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
24360 Properly clobber all fields of va_list for __builtin_va_start.
24362 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
24365 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
24366 loop latch destination.
24368 2016-05-06 Martin Liska <mliska@suse.cz>
24370 * tree-ssa-uninit.c: Apply manual changes
24371 to the GNU coding style.
24372 (prune_uninit_phi_opnds): Rename from
24373 prune_uninit_phi_opnds_in_unrealizable_paths.
24375 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24377 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
24378 mspace): Remove deprecated options.
24379 * doc/invoke.texi (SH options): Remove -mspace.
24381 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24383 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
24385 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24387 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
24388 corresponding combine split pattern.
24390 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24393 * config/sh/predicates.md (long_displacement_mem_operand): New.
24394 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
24395 Add movi20, movi20s alternatives. Adjust length attribute for
24397 (movsi_ie): Allow for any FPU. Adjust length attribute for
24399 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
24400 attribute for alternatives.
24401 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
24402 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
24403 length attribute for alternatives.
24405 2016-05-06 Richard Biener <rguenther@suse.de>
24407 PR tree-optimization/70960
24408 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
24410 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24413 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
24414 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
24416 2016-05-06 Marek Polacek <polacek@redhat.com>
24419 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
24421 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24424 * config/sh/sh.md (*rotcr): Add another variant.
24426 2016-05-06 Richard Biener <rguenther@suse.de>
24428 PR middle-end/70931
24429 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
24431 2016-05-06 Richard Biener <rguenther@suse.de>
24433 PR middle-end/70941
24434 * fold-const.c (split_tree): Always convert to the original type
24437 2016-05-06 Richard Biener <rguenther@suse.de>
24439 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
24440 (fwprop_addr): Likewise.
24442 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24445 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
24447 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
24448 * config/i386/i386.md (push mem splitter): Use find_constant_src in
24449 the splitter condition.
24450 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
24451 the splitter condition.
24452 (FP float_extend load splitter): Ditto.
24454 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
24456 * config/i386/i386.md (peehole2 patterns): Change true_regnum
24457 to REGNO in all peephole2 patterns.
24458 (post-reload splitters): Change true_regnum to REGNO in
24459 post-reload splitters.
24460 (zero_extend splitters): Use general_reg_operand and
24461 nonimmediate_gr_operand predicates.
24463 2016-05-05 Jakub Jelinek <jakub@redhat.com>
24465 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
24466 v constraint instead of x.
24468 2016-05-05 Alan Modra <amodra@gmail.com>
24471 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
24472 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
24473 TARGET_NO_FP_IN_TOC for -mrelocatable.
24474 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
24475 TARGET_RELOCATABLE test.
24476 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24477 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24478 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
24479 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24480 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24481 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
24482 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24483 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24484 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
24485 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
24487 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
24488 (rs6000_stack_info): Likewise.
24489 (rs6000_elf_asm_out_constructor): Likewise.
24490 (rs6000_elf_asm_out_destructor): Likewise.
24491 (rs6000_elf_declare_function_name): Likewise.
24492 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
24493 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
24496 2016-05-05 Alan Modra <amodra@gmail.com>
24498 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
24500 2016-05-05 Alan Modra <amodra@gmail.com>
24502 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
24503 out-of-line gpr restore for one or two regs if that would add
24506 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
24509 * config/i386/i386.md
24510 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
24511 Change to post-epilogue_completed late splitter. Use sse_reg_operand
24512 as operand 0 predicate.
24513 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
24515 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
24516 Ditto. Emit the pattern using RTX.
24518 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
24519 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
24520 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
24521 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
24523 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
24524 sse_reg_operand as operand 0 predicate.
24526 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
24527 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
24528 instead of gen_rtx_REG.
24529 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
24532 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24534 * function.c (emit_use_return_register_into_block): Delete.
24535 (gen_return_pattern): Delete.
24536 (emit_return_into_block): Delete.
24537 (active_insn_between): Delete.
24538 (convert_jumps_to_returns): Delete.
24539 (emit_return_for_exit): Delete.
24540 (thread_prologue_and_epilogue_insns): Delete all code dealing with
24541 simple_return for shrink-wrapped blocks.
24542 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
24543 end of blocks that need one.
24544 (get_unconverted_simple_return): Delete.
24545 (convert_to_simple_return): Delete.
24546 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
24547 (convert_to_simple_return): Ditto.
24549 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24551 * cfgcleanup.c (bb_is_just_return): New function.
24552 (try_optimize_cfg): Simplify jumps to return, branches to return,
24553 and branches around return.
24555 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24557 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
24558 branch to a return.
24560 2016-05-04 Jakub Jelinek <jakub@redhat.com>
24564 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
24565 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
24566 assert flags & OEP_HASH_CHECK, instead of asserting it
24567 never happens. Handle TARGET_EXPR.
24568 * fold-const.c (operand_equal_p): For hash verification,
24569 or in OEP_HASH_CHECK into flags.
24571 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
24573 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
24575 (compute_samebase_partition_bases): Fix typo.
24577 2016-05-04 Jakub Jelinek <jakub@redhat.com>
24579 * config/i386/sse.md (vec_interleave_highv8sf,
24580 vec_interleave_lowv8sf, vec_interleave_highv4df,
24581 vec_interleave_lowv4df): Remove constraints from expanders.
24583 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
24585 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
24587 * tree-inline.c (expand_call_inline): Fix path dealing with
24588 making lhs of call statement undefined.
24590 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
24592 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
24593 Check availability on NODE, too.
24594 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
24595 (cgraph_node::call_for_symbol_and_aliases): Likewise.
24596 (varpool_node::call_for_symbol_and_aliase): Likewise.
24597 * ipa-pure-const.c (add_new_function): Analyze all bodies.
24598 (propagate_pure_const): Propagate across interposable functions, too.
24599 (skip_function_for_local_pure_const): Do not skip interposable bodies
24601 (pass_local_pure_const::execute): Update.
24603 2016-05-04 Marek Polacek <polacek@redhat.com>
24605 * doc/invoke.texi: Document -Wdangling-else.
24607 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
24609 * config.gcc: Error out when conflicting multilib is detected. Do not
24610 loop over multilibs since no combination is legal.
24612 2016-05-04 Alan Modra <amodra@gmail.com>
24614 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
24615 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
24616 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
24619 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
24621 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
24622 Clean up p5600 comments.
24624 2016-05-04 Richard Biener <rguenther@suse.de>
24626 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
24627 constructor simplifications.
24628 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
24630 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
24632 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
24633 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
24634 result.set_rtx is null instead of aborting.
24635 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
24637 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
24638 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
24639 *mov<mode>_store_postinc): New patterns.
24641 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
24643 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
24644 as commutative. Check both conversions are NOP.
24645 ((A & B) OP (C & B)): Remove.
24647 2016-05-04 Alan Modra <amodra@gmail.com>
24649 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
24651 2016-05-04 Alan Modra <amodra@gmail.com>
24654 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
24655 when cr2,3,4 are all fixed regs.
24657 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
24659 PR rtl-optimization/57193
24660 * opts.c (default_options_table): Revert OPT_frename_registers change.
24661 * doc/invoke.texi (-frename-registers, -O2): Likewise.
24663 2016-05-03 Martin Sebor <msebor@redhat.com>
24666 * builtins.c (fold_builtin_FILE): New function.
24667 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
24668 (fold_builtin_0): Call them.
24669 * gimplify.c (gimplify_call_expr): Remove the handling of
24670 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
24673 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
24674 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
24678 * doc/extend.texi (Function Names as Strings): Update __func__,
24679 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
24682 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24683 Richard Biener <rguenther@suse.de>
24685 PR tree-optimization/70916
24686 * tree-if-conv.c: Include cfganal.h.
24687 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
24688 and remove_fake_exit_edges around the optimization pass.
24690 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
24692 * cgraph.c (symbol_table::create_edge): Set inline_failed.
24693 (cgraph_edge::make_direct): Likewise.
24694 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
24695 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
24696 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
24697 (CIF_THUNK): New code.
24698 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
24699 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
24700 (compute_inline_parameters): Set inline_failed for thunks.
24701 (inline_analyze_function): Cleanup.
24702 * ipa-inline.c (can_inline_edge_p): Do not deal with
24703 call_stmt_cannot_inline_p.
24704 (can_early_inline_edge_p): Likewise.
24705 (early_inliner): Initialize inline_failed.
24706 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
24708 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
24710 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
24711 from nonimm_ssenomem_operand.
24712 (nonimm_ssenomem_operand): New predicate.
24713 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
24714 as operand 0 predicate.
24715 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
24716 Disable unsupported alternatives using "enabled" attribute.
24717 Use register_ssemem_operand as operand 0 predicate.
24718 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
24720 2016-05-03 Marek Polacek <polacek@redhat.com>
24723 * input.c (expansion_point_location): New function.
24724 * input.h (expansion_point_location): Declare.
24726 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
24728 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
24729 occurence with frame_offset_ ones.
24731 2016-05-03 Alan Modra <amodra@gmail.com>
24733 PR rtl-optimization/70890
24734 * ira.c (combine_and_move_insns): When moving def_insn, remove
24735 equivs on use_insn.
24737 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
24739 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
24740 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
24741 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
24742 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
24744 2016-05-03 Alan Modra <amodra@gmail.com>
24746 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
24747 for SAVE_MULTIPLE/STORE_MULTIPLE.
24749 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24751 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
24752 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
24754 2016-05-03 Richard Biener <rguenther@suse.de>
24756 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
24758 (gimplify_arg): Likewise.
24759 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
24760 re-writing the result to a decl if required.
24761 (internal_get_tmp_var): Add allow_ssa parameter
24762 and override into_ssa with it.
24763 (get_formal_tmp_var): Adjust.
24764 (get_initialized_tmp_var): Add allow_ssa parameter.
24765 (gimplify_arg): Add allow_ssa parameter and avoid generating
24766 SSA names for the result false.
24767 (gimplify_call_expr): If the call may return twice do not
24768 gimplify parameters into SSA.
24769 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
24770 (gimplify_modify_expr): Adjust assert. For noreturn calls
24771 with a SSA name LHS adjust its def.
24772 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
24773 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
24774 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
24775 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
24776 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
24777 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
24778 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
24779 (optimize_target_teams): Do not allow SSA names for clause operands.
24780 (gimplify_expr): Likewise for where we mark the result addressable.
24781 * passes.def (pass_init_datastructures): Remove.
24782 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
24783 (rewrite_stmt): Likewise.
24784 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
24785 (replace_locals_op): Replace SSA names.
24786 (copy_gimple_seq_and_replace_locals): Init src_cfun.
24787 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
24788 * cgraph.c (release_function_body): Free CFG annotations only
24789 when we have a CFG. Simplify.
24790 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
24791 force_gimple_operand instead of get_initialized_tmp_var.
24792 * tree-pass.h (make_pass_init_datastructures): Remove.
24793 * tree-ssa.c (execute_init_datastructures): Remove.
24794 (pass_data_init_datastructures): Likewise.
24795 (class pass_init_datastructures): Likewise.
24796 (make_pass_init_datastructures): Likewise.
24797 * omp-low.c (create_omp_child_function): Init SSA data structures.
24798 (grid_expand_target_grid_body): Likewise.
24799 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
24800 name before adding it to names_to_release.
24801 (remove_bb): Always release SSA defs.
24802 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
24803 before dereferencing it.
24804 * cgraphunit.c (init_lowered_empty_function): Always
24805 int SSA data structures.
24806 * tree-ssanames.c (release_defs): Remove assert that we are in
24808 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
24810 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24811 Uros Bizjak <ubizjak@gmail.com>
24813 PR rtl-optimization/70467
24814 * config/i386/predicates.md (x86_64_hilo_int_operand,
24815 x86_64_hilo_general_operand): New predicates.
24816 * config/i386/constraints.md (Wd): New constraint.
24817 * config/i386/i386.md (mode attr di): Use Wd instead of e.
24818 (general_hilo_operand): New mode attr.
24819 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
24820 instead of <general_operand>.
24821 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
24822 x86_64_hilo_general_operand instead of <general_operand>.
24824 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24826 PR tree-optimization/70916
24827 * tree-if-conv.c (constant_or_ssa_name): Removed.
24828 (fold_build_cond_expr): Use is_gimple_val instead of
24829 constant_or_ssa_name.
24831 PR tree-optimization/70916
24832 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
24833 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
24836 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
24837 (optimize_atomic_bit_test_and): New function.
24838 (pass_fold_builtins::execute): Use it.
24839 * optabs.def (atomic_bit_test_and_set_optab,
24840 atomic_bit_test_and_complement_optab,
24841 atomic_bit_test_and_reset_optab): New optabs.
24842 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
24843 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
24844 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
24845 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
24846 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
24847 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
24848 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
24849 * doc/md.texi (atomic_bit_test_and_set@var{mode},
24850 atomic_bit_test_and_complement@var{mode},
24851 atomic_bit_test_and_reset@var{mode}): Document.
24852 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
24853 atomic_bit_test_and_complement<mode>,
24854 atomic_bit_test_and_reset<mode>): New expanders.
24855 (atomic_bit_test_and_set<mode>_1,
24856 atomic_bit_test_and_complement<mode>_1,
24857 atomic_bit_test_and_reset<mode>_1): New insns.
24859 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
24861 PR rtl-optimization/70687
24862 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
24863 instead of unsigned HOST_WIDE_INT.
24865 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
24867 PR rtl-optimization/44281
24868 * hard-reg-set.h (struct target_hard_regs): New field
24869 x_fixed_nonglobal_reg_set.
24870 (fixed_nonglobal_reg_set): New macro.
24871 * reginfo.c (init_reg_sets_1): Initialize it.
24872 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
24874 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
24876 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24878 PR tree-optimization/56541
24879 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
24880 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
24881 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
24882 (any_complicated_phi): new static variable.
24883 (aggressive_if_conv): delete.
24884 (if_convertible_phi_p): support phis with more than two arguments.
24885 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
24886 critical pred edges.
24887 (ifcvt_split_critical_edges): support phis with more than two
24888 arguments by checking new parameter. only split critical edges
24890 (tree_if_conversion): handle simd pragma marked loop using new
24891 local variable aggressive_if_conv. check any_complicated_phi.
24893 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24895 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
24898 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24900 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
24903 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
24905 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
24906 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
24907 define_insn_and_split.
24908 (mulsi3_i): New define_insn_and_split.
24909 (mulsi3_call): Convert to define_insn.
24910 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
24911 Remove constraints.
24913 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24915 * machmode.h (mode_complex): Add support to give the complex mode
24917 (GET_MODE_COMPLEX_MODE): Likewise.
24918 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
24919 stored by build_complex_type and gfc_build_complex_type instead of
24920 trying to figure out the appropriate mode based on the size. Raise
24921 an assertion error, if the type was not set.
24922 * genmodes.c (struct mode_data): Add field for the complex type of
24924 (blank_mode): Likewise.
24925 (make_complex_modes): Remember the complex mode created in the
24927 (emit_mode_complex): Write out the mode_complex array to map a
24928 type mode to the complex version.
24929 (emit_insn_modes_c): Likewise.
24930 * tree.c (build_complex_type): Set the complex type to use before
24931 calling layout_type.
24932 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
24933 support for __float128 complex datatypes.
24934 (rs6000_hard_regno_mode_ok): Likewise.
24935 (rs6000_setup_reg_addr_masks): Likewise.
24936 (rs6000_complex_function_value): Likewise.
24937 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
24938 __float128 and __ibm128 complex.
24939 (FLOAT128_IBM_P): Likewise.
24940 (ALTIVEC_ARG_MAX_RETURN): Likewise.
24941 * doc/extend.texi (Additional Floating Types): Document that
24942 -mfloat128 must be used to enable __float128. Document complex
24943 __float128 and __ibm128 support.
24945 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24948 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
24949 char/short arguments promoted to int because of promote_prototypes.
24951 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24953 * config/i386/predicates.md (register_ssemem_operand): New predicate.
24954 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
24955 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
24956 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
24957 alternatives using "enabled" attribute. Use register_ssemem_operand
24958 as operand 1 predicate.
24959 (*cmpi<unord>xf_i387): Split XFmode pattern from
24960 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
24961 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
24962 *absneg<mode>2_i387. Disable unsupported alternatives using
24963 "enabled" attribute.
24964 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
24966 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24968 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
24970 (oacc_loop_process): Check mask for loop termination.
24972 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24974 * cif-code.def (CIF_THUNK): Add.
24975 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
24978 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24980 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
24981 (dump_inline_summary): Dump it.
24982 (fp_expression_p): New predicate.
24983 (estimate_function_body_sizes): Use it.
24984 (inline_merge_summary): Merge fp_expressions.
24985 (inline_read_section): Read fp_expressions.
24986 (inline_write_summary): Write fp_expressions.
24987 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
24988 codegen boundary if either caller or callee is !fp_expressions.
24989 * ipa-inline.h (inline_summary): Add fp_expressions.
24990 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
24991 to fp_expressions be sure the fp generation flags are updated.
24993 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24995 PR rtl-optimization/70467
24996 * cse.c (cse_insn): Handle no-op MEM moves after folding.
24998 PR rtl-optimization/70467
24999 * ipa-pure-const.c (check_call): Handle internal calls even in
25000 ipa mode like in local mode.
25002 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
25004 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
25006 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
25008 * match.pd (X u< X, X u> X): New transformations.
25010 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
25012 * flag-types.h (enum warn_strict_overflow_code): Move ...
25013 * coretypes.h: ... here.
25014 * fold-const.h (fold_overflow_warning): Declare.
25015 * fold-const.c (fold_overflow_warning): Make non-static.
25016 (fold_comparison): Move the transformation of X +- C1 CMP C2
25017 into X CMP C2 -+ C1 ...
25018 * match.pd: ... here.
25019 * gimple-fold.c (fold_stmt_1): Protect with
25020 fold_defer_overflow_warnings.
25022 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
25024 * omp-low.c (struct oacc_loop): Add 'inner' field.
25025 (new_oacc_loop_raw): Initialize it to zero.
25026 (oacc_loop_fixed_partitions): Initialize it.
25027 (oacc_loop_auto_partitions): Partition outermost loop to outermost
25028 available partitioning.
25030 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
25032 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
25034 (umulsidi3): Likewise.
25035 (indirect_jump): Fix jump instruction assembly patterns.
25037 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
25040 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
25041 (nvptx_function_value): Assert non-NULL cfun.
25043 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
25045 PR rtl-optimization/70886
25046 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
25048 * cselib.h (rtx_equal_for_cselib_1): Declare.
25049 (rtx_equal_for_cselib_p: New inline function.
25050 * cselib.c (rtx_equal_for_cselib_p): Delete.
25051 (rtx_equal_for_cselib_1): Make public.
25053 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
25055 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
25056 (register_mixssei387nonimm_operand): Remove predicate.
25057 * config/i386/i386.md (*fop_<mode>_comm): Merge from
25058 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
25059 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
25060 for TARGET_MIX_SSE_I387 alternatives.
25061 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
25062 Disable unsupported alternatives using "enabled" attribute. Use
25063 nonimm_ssenomem_operand as operand 1 predicate. Also check
25064 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
25066 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25068 * tree.c (cst_and_fits_in_hwi): Simplify.
25070 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25072 * tree.h (wi::to_wide): New function.
25073 * expr.c (expand_expr_real_1): Use wi::to_wide.
25074 * fold-const.c (int_const_binop_1): Likewise.
25075 (extract_muldiv_1): Likewise.
25077 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25079 * wide-int.h: Update offset_int and widest_int documentation.
25080 (WI_SIGNED_SHIFT_RESULT): New macro.
25081 (wi::binary_shift): Define signed_shift_result_type for
25082 shifts on offset_int- and widest_int-like types.
25083 (generic_wide_int): Support <<= and >>= if << and >> are supported.
25084 * tree.h (int_bit_position): Use shift operators instead of wi::
25086 * alias.c (adjust_offset_for_component_ref): Likewise.
25087 * expr.c (get_inner_reference): Likewise.
25088 * fold-const.c (fold_comparison): Likewise.
25089 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
25090 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
25091 * tree-dfa.c (get_ref_base_and_extent): Likewise.
25092 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
25093 (stmt_kills_ref_p): Likewise.
25094 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
25095 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
25096 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25097 (ao_ref_init_from_vn_reference): Likewise.
25099 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25101 * wide-int.h: Update offset_int and widest_int documentation.
25102 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
25103 (wi::binary_traits): Allow ordered comparisons between offset_int and
25104 offset_int, between widest_int and widest_int, and between either
25105 of these types and basic C types.
25106 (operator <, <=, >, >=): Define for the same combinations.
25107 * tree.h (tree_int_cst_lt): Use comparison operators instead
25108 of wi:: comparisons.
25109 (tree_int_cst_le): Likewise.
25110 * gimple-fold.c (fold_array_ctor_reference): Likewise.
25111 (fold_nonarray_ctor_reference): Likewise.
25112 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
25113 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
25114 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
25115 * tree-sra.c (completely_scalarize): Likewise.
25116 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
25117 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
25118 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
25119 (check_for_binary_op_overflow): Likewise.
25120 (search_for_addr_array): Likewise.
25121 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
25123 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
25125 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
25126 (arc_save_restore): Likewise.
25127 (arc_dwarf_register_span): Likewise.
25128 (arc_output_pic_addr_const): Initialize suffix variable.
25130 2016-05-02 Martin Liska <mliska@suse.cz>
25132 * symbol-summary.h (function_summary::function_summary):
25133 Remove checking assert for all cgraph nodes.
25134 (function_summary::get): Check summary_uid.
25135 (symtab_insertion): Check summary_uid.
25137 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
25139 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
25140 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
25141 bmaskn instruction.
25142 (arc_dwarf_register_span): Remove enum keyword.
25143 (compact_memory_operand_p): New function.
25144 * config/arc/arc.h (reg_class): Add code density register classes.
25145 (REG_CLASS_NAMES): Likewise.
25146 (REG_CLASS_CONTENTS): Likewise.
25147 * config/arc/arc.md (*movqi_insn): Add code density instructions.
25148 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
25149 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
25150 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
25151 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
25153 (h, Rcd, Rsd, Rzd): New register constraints.
25154 (T): Use compact_memory_operand_p function.
25155 * config/arc/predicates.md (compact_load_memory_operand): Remove.
25157 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
25159 * config/sh/sh.md (*negnegt, *movtt): Remove.
25161 2016-05-02 Marek Polacek <polacek@redhat.com>
25162 Tom de Vries <tom@codesourcery.com>
25164 PR tree-optimization/70700
25165 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
25166 bigger than FIRST_REF_NODE.
25168 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
25171 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
25173 (prepare_cbranch_operands): Don't use scratch register. Assume that
25174 function is used when pseudos can be created.
25175 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
25176 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
25177 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
25178 define_expand. Allow it only when pseudos can be created.
25179 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
25181 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
25183 * config/i386/constraints.md (BC): Only allow -1 operands.
25184 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
25185 Add "enabled" attribute. Update XI mode attribute calculation.
25186 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
25187 (*movoi_internal_avx): Update XI mode attribute calculation.
25188 (*movti_internal): Ditto.
25190 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25192 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
25193 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
25195 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
25197 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
25198 statement on instruction code. Remove trailing spaces.
25199 (altivec_expand_stv_builtin): Likewise.
25201 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25203 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
25204 (TARGET_FPU_DOUBLE): Simplify.
25205 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
25206 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
25207 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
25208 with 'TARGET_FPU_DOUBLE'.
25209 * config/sh/sh.md: Likewise.
25211 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
25213 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
25214 SH_DIV_STR_FOR_SIZE): Remove.
25215 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
25216 SH_DIV_STR_FOR_SIZE): Remove.
25218 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25220 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
25221 logical_reg_operand): Delete.
25222 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
25223 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
25224 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
25225 match_operand and match_test.
25226 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
25227 variables on their first use. Return bool values.
25228 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
25229 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
25230 arith_reg_operand for input operand. Remove empty constraints.
25232 (*xorsi3_compact): Rename to xorsi3.
25233 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
25234 (*zero_extend<mode>si2_disp_mem): Update comment.
25237 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
25239 * config/sh/t-sh: Remove SH5 support.
25240 * config.gcc: Likewise.
25241 * configure: Likewise.
25243 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25245 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
25247 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
25249 * config/sh/sh.c (register_sh_passes, sh_option_override,
25250 sh_print_operand, prepare_move_operands,
25251 sh_can_follow_jump): Remove TARGET_SH1 checks.
25252 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
25253 PROMOTE_MODE): Likewise.
25254 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
25257 2016-04-30 Alan Modra <amodra@gmail.com>
25259 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
25260 restoring when fixed_reg_p, but allow out-of-line or stmw save.
25261 Check for user regs later to avoid unnecessary looping over regs.
25262 Merge user reg check with non-saved reg check. Don't force
25263 inline VR restore when static chain used.
25264 (rs6000_frame_related): Omit eh_frame info for user regs when
25266 (fixed_regs_p): Delete.
25268 2016-04-30 Alan Modra <amodra@gmail.com>
25270 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
25271 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
25274 2016-04-30 Alan Modra <amodra@gmail.com>
25277 * config/rs6000/rs6000.c (fixed_reg_p): New function.
25278 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
25281 2016-04-30 Alan Modra <amodra@gmail.com>
25283 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
25284 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
25285 flag_pic test for Darwin.
25287 2016-04-30 Alan Modra <amodra@gmail.com>
25289 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
25290 throw_calls_crossed.
25291 (REG_FREQ_CALLS_CROSSED): Delete.
25292 (REG_N_THROWING_CALLS_CROSSED): Delete.
25293 * regstat.c (regstat_bb_compute_ri): Don't calculate
25294 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
25295 (dump_reg_info): Don't print call cross frequency.
25296 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
25297 and REG_N_THROWING_CALLS_CROSSED.
25299 2016-04-30 Alan Modra <amodra@gmail.com>
25301 * regs.h (struct reg_info_t): Delete live_length.
25302 (REG_LIVE_LENGTH): Delete macro.
25303 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
25304 local_live, local_processed and local_live_last_luid params.
25305 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
25307 (regstat_compute_ri): Adjust for above. Don't set
25309 (dump_reg_info): Don't print live length.
25310 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
25311 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
25312 Localize loop_depth var.
25314 2016-04-30 Alan Modra <amodra@gmail.com>
25316 * ira.c (enum valid_equiv): New.
25317 (validate_equiv_mem): Return enum.
25318 (update_equiv_mem): Create replacement in more cases.
25319 (add_store_equivs): Update validate_equiv_mem call.
25321 2016-04-30 Alan Modra <amodra@gmail.com>
25323 * ira.c (combine_and_move_insns): Rather than scanning insns,
25324 use DF infrastucture to find use and def insns.
25326 2016-04-30 Alan Modra <amodra@gmail.com>
25328 ira.c (combine_and_move_insns): Move invariant conditions..
25329 (ira.c): ..to here. Call combine_and_move_insns before
25330 add_store_equivs. Call grow_reg_equivs later. Allocate
25331 req_equiv later using max_reg_num() rather than global max_regno.
25332 (contains_replace_regs): Delete.
25333 (add_store_equivs): Remove contains_replace_regs test.
25335 2016-04-30 Alan Modra <amodra@gmail.com>
25337 * ira.c (struct equiv_mem_data): New.
25338 (equiv_mem, equiv_mem_modified): Delete static vars.
25339 (validate_equiv_mem_from_store): Use "data" param to communicate..
25340 (validate_equiv_mem): ..from here.
25342 2016-04-30 Alan Modra <amodra@gmail.com>
25344 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
25346 (update_reg_equivs): ..here. Move allocation and freeing of
25347 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
25348 end_alias_analysis to..
25351 2016-04-30 Alan Modra <amodra@gmail.com>
25353 * ira.c (pdx_subregs): Delete.
25354 (struct equivalence): Add pdx_subregs field.
25355 (set_paradoxical_subreg): Remove pdx_subregs param. Update
25356 pdx_subregs access.
25357 (update_equiv_regs): Don't create or free pdx_subregs. Update
25358 pdx_subregs access.
25360 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25362 * config/rs6000/altivec.h: Change definitions of vec_xl and
25364 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
25365 (LD_ELEMREV_V2DI): New.
25366 (LD_ELEMREV_V4SF): New.
25367 (LD_ELEMREV_V4SI): New.
25368 (LD_ELEMREV_V8HI): New.
25369 (LD_ELEMREV_V16QI): New.
25370 (ST_ELEMREV_V2DF): New.
25371 (ST_ELEMREV_V2DI): New.
25372 (ST_ELEMREV_V4SF): New.
25373 (ST_ELEMREV_V4SI): New.
25374 (ST_ELEMREV_V8HI): New.
25375 (ST_ELEMREV_V16QI): New.
25378 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
25379 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
25380 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
25381 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
25382 (altivec_expand_builtin): Add handling for
25383 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
25384 (rs6000_invalid_builtin): Add error-checking for
25385 RS6000_BTM_P9_VECTOR.
25386 (altivec_init_builtins): Define builtins used to implement vec_xl
25388 (rs6000_builtin_mask_names): Define power9-vector.
25389 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
25390 (RS6000_BTM_P9_VECTOR): Define.
25391 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
25392 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
25393 (vsx_ld_elemrev_v2df): Likewise.
25394 (vsx_ld_elemrev_v4sf): Likewise.
25395 (vsx_ld_elemrev_v4si): Likewise.
25396 (vsx_ld_elemrev_v8hi): Likewise.
25397 (vsx_ld_elemrev_v16qi): Likewise.
25398 (vsx_st_elemrev_v2df): Likewise.
25399 (vsx_st_elemrev_v2di): Likewise.
25400 (vsx_st_elemrev_v4sf): Likewise.
25401 (vsx_st_elemrev_v4si): Likewise.
25402 (vsx_st_elemrev_v8hi): Likewise.
25403 (vsx_st_elemrev_v16qi): Likewise.
25404 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
25407 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
25409 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
25411 (simplify_control_stmt_condition_1): ... here. Recurse into
25412 BIT_AND_EXPRs and BIT_IOR_EXPRs.
25414 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
25417 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
25418 (zero_extendqi<mode>2_dot): Revert earlier conversion from
25419 define_insn_and_split to define_insn.
25420 (zero_extendqi<mode>2_dot2): Same.
25421 (extendqi<mode>2_dot): Same.
25422 (extendqi<mode>2_dot2): Same.
25424 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25426 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
25427 (probe_stack): New expander.
25428 (probe_stack_<mode>): New insn pattern.
25430 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25432 * config/i386/i386.md
25433 (operations with memory inputs setting flags peephole2):
25434 Remove uneeded REG_P checks. Cleanup pattern generation.
25436 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
25438 * tree-vect-loop.c (vect_transform_loop): Fix
25439 nb_iterations_upper_bound computation for vectorized loop.
25441 2016-04-29 Marek Polacek <polacek@redhat.com>
25442 Jakub Jelinek <jakub@redhat.com>
25445 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
25446 TARGET_EXPR_SLOT as a base.
25448 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
25450 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
25451 with 'rCm2' constraints to limit possible immediate size.
25452 (*load_zeroextendqisi_update): Likewise.
25453 (*load_signextendqisi_update): Likewise.
25454 (*loadhi_update): Likewise.
25455 (*load_zeroextendhisi_update): Likewise.
25456 (*load_signextendhisi_update): Likewise.
25457 (*loadsi_update): Likewise.
25458 (*loadsf_update): Likewise.
25460 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25462 * config/i386/predicates.md (constm1_operand): Fix comparison.
25464 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
25466 * testsuite/gcc.target/arc/ieee_eq.c: New test.
25468 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
25470 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
25471 remaining SH5 related settings.
25472 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
25473 shmedia_prepare_call_address): Delete.
25474 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
25475 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
25476 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
25477 UNSUPPORTED_SH2A): Remove m5 checks.
25478 (sh_divide_strategy_e): Remove SH5 division strategies.
25479 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
25480 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
25482 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
25484 * config/s390/s390.c (s390_rtx_costs): Update documentation.
25486 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25488 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
25489 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
25490 Change lder to ldr.
25491 * config/s390/vector.md ("mov<mode>"): Likewise.
25493 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
25495 * config/s390/constraints.md ("U", "W"): Invoke
25496 s390_mem_constraint with "ZR" and "ZT".
25497 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
25498 addresses when using LRA. Accept also short displacements for S
25499 and T constraints. Do not check for long displacement target for
25500 S and T constraints.
25501 (s390_mem_constraint): Remove handling of U and W constraints.
25502 * config/s390/s390.md (various patterns): Remove the short
25503 displacement constraints (Q and R) if a long displacement
25504 constraint is present. Add longdisp as required CPU capability.
25505 * config/s390/vector.md: Likewise.
25506 * config/s390/vx-builtins.md: Likewise.
25508 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
25511 * reload1.c (reload): Call finish_spills before
25512 restarting reload loop. Skip select_reload_regs
25513 if update_eliminables_and_spill returns true.
25515 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
25517 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
25518 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
25519 (umulhisi3_imm): Update predicates and constraint letters.
25520 (umulhisi3_reg): Declare instruction as commutative.
25521 * config/arc/constraints.md (J12, J16): New constraints.
25522 * config/arc/predicates.md (short_unsigned_const_operand): New
25524 (arc_short_operand): Likewise.
25525 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
25527 2016-04-29 Richard Biener <rguenther@suse.de>
25529 PR tree-optimization/13962
25530 PR tree-optimization/65686
25531 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
25532 * tree-ssa-alias.c (ptrs_compare_unequal): New function
25533 using PTA to compare pointers.
25534 * match.pd: Add pattern for pointer equality compare simplification
25535 using ptrs_compare_unequal.
25537 2016-04-29 Richard Biener <rguenther@suse.de>
25539 * stor-layout.c (layout_type): Do not build a pointer-to-element
25542 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25544 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
25545 Use SWI mode iterator. Use general_reg_operand predicate.
25546 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
25547 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
25550 2016-04-29 Jakub Jelinek <jakub@redhat.com>
25552 PR middle-end/70843
25553 * fold-const.c (operand_equal_p): Don't verify hash value equality
25555 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
25558 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25561 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
25562 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
25563 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
25564 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
25565 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
25567 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25569 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
25570 to info. Don't initialize separate fields to 0. Clean up
25573 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25575 * config/i386/i386.md (peephole2s for operations with memory inputs):
25576 Use SWI mode iterator.
25577 (peephole2s for operations with memory outputs): Ditto.
25578 Do not check for stack checking probe.
25580 (probe_stack): Remove expander.
25582 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25583 Andrew Burgess <andrew.burgess@embecosm.com>
25585 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
25586 operands as 32-bits.
25588 2016-04-28 Jason Merrill <jason@redhat.com>
25590 * gdbinit.in: Skip line-map.h.
25592 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25593 Andrew Burgess <andrew.burgess@embecosm.com>
25595 * config/arc/arc.c (arc_conditional_register_usage): Take
25596 TARGET_RRQ_CLASS into account.
25597 (arc_print_operand): Support printing 'p' and 's' operands.
25598 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
25600 (TARGET_RRQ_CLASS): Define.
25601 (IS_POWEROF2_OR_0_P): Define.
25602 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
25604 (*tst_movb): New define_insn.
25605 (*tst): Avoid recognition if it could prevent '*tst_movb'
25606 combination; replace c/CnL with c/Chs alternative.
25607 (*tst_bitfield_tst): New define_insn.
25608 (*tst_bitfield_asr): New define_insn.
25609 (*tst_bitfield): New define_insn.
25610 (andsi3_i): Add Rrq variant.
25611 (extzv): New define_expand.
25612 (insv): New define_expand.
25613 (*insv_i): New define_insn.
25614 (*movb): New define_insn.
25615 (*movb_signed): New define_insn.
25616 (*movb_high): New define_insn.
25617 (*movb_high_signed): New define_insn.
25618 (*movb_high_signed + 1): New define_split pattern.
25619 (*mrgb): New define_insn.
25620 (*mrgb + 1): New define_peephole2 pattern.
25621 (*mrgb + 2): New define_peephole2 pattern.
25622 * config/arc/arc.opt (mbitops): New option for nps400, uses
25623 TARGET_NPS_BITOPS_DEFAULT.
25624 * config/arc/constraints.md (q): Make register class conditional.
25625 (Rrq): New register constraint.
25626 (Chs): New constraint.
25627 (Clo): New constraint.
25628 (Chi): New constraint.
25629 (Cbf): New constraint.
25630 (Cbn): New constraint.
25631 (C18): New constraint.
25632 (Cbi): New constraint.
25634 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25636 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
25638 (bitmap_intersection_of_preds): Ditto.
25639 (bitmap_union_of_succs): Ditto.
25640 (bitmap_union_of_preds): Ditto.
25641 * sbitmap.c (do_popcount): Delete.
25642 (BITMAP_DEBUGGING): Delete.
25643 (sbitmap_verify_popcount): Delete.
25644 (sbitmap_alloc): Don't initialize the popcount field.
25645 (sbitmap_alloc_with_popcount): Delete.
25646 (sbitmap_resize): Don't resize the popcount array.
25647 (sbitmap_vector_alloc): Don't initialize the popcount field.
25648 (bitmap_copy): Don't copy the popcount array.
25649 (bitmap_clear): Don't clear the popcount array.
25650 (bitmap_clear): Delete the popcount array handling.
25651 (bitmap_ior_and_compl): Delete the popcount assert.
25652 (bitmap_not): Ditto.
25653 (bitmap_and_compl): Ditto.
25654 (bitmap_and): Delete the popcount array handling.
25655 (bitmap_xor): Ditto.
25656 (bitmap_ior): Ditto.
25657 (bitmap_or_and): Delete the popcount assert.
25658 (bitmap_and_or): Ditto.
25659 (popcount_table): Delete.
25660 (sbitmap_elt_popcount): Delete.
25661 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
25662 (bitmap_set_bit): Delete the popcount assert.
25663 (bitmap_clear_bit): Ditto.
25664 (sbitmap_free): Don't free the popcount array.
25665 (sbitmap_alloc_with_popcount): Delete declaration.
25666 (sbitmap_popcount): Ditto.
25668 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25669 Andrew Burgess <andrew.burgess@embecosm.com>
25671 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
25672 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
25673 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
25674 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
25675 * config/arc/arc.opt (mcmem): New option.
25676 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
25677 supply length for r/m alternative.
25678 (*extendqisi2_ac): Likewise.
25679 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
25681 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
25682 (movhi_insn): Likewise.
25683 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
25684 (*zero_extendqihi2_i): Add r/Ucm alternative.
25685 (*zero_extendqisi2_ac): Likewise.
25686 (*zero_extendhisi2_i): Likewise.
25687 * config/arc/constraints.md (Uex): New memory constraint.
25688 (Ucm): New define_constraint.
25689 * config/arc/predicates.md (long_immediate_loadstore_operand):
25690 Return 0 for MEM with cmem_address address.
25691 (cmem_address_0): New predicates.
25692 (cmem_address_1): Likewise.
25693 (cmem_address_2): Likewise.
25694 (cmem_address): Likewise.
25696 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25698 * config/rs6000/rs6000.c (machine_function): Rename
25699 insn_chain_scanned_p to spe_insn_chain_scanned_p.
25700 (rs6000_stack_info): Adjust.
25702 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25703 Andrew Burgess <andrew.burgess@embecosm.com>
25705 * config/arc/constraints.md (Usd): Convert to define_constraint.
25709 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25712 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
25713 Add new peephole2 where the first insn is *mov<mode>_or instead of
25714 *mov<mode>_internal.
25716 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
25718 * tracer.c (bb_seen): Make static.
25720 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
25722 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
25723 support, setup defaults.
25724 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
25725 * config/arc/arc.c (arc_init): Add NPS400 support.
25726 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
25727 (TARGET_ARC700): NPS400 is also an ARC700.
25728 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
25730 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25733 * config/nds32/nds32.md (casesi): Don't access the operands array
25736 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25738 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
25739 (or $-1,reg peephole2): Ditto.
25740 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
25742 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
25744 * doc/extend.texi (Common Function Attributes) [optimize]:
25745 Discourage use of the optimize attribute.
25747 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
25749 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
25750 special case builtin.
25751 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
25752 ALTIVEC_BUILTIN_VEC_ADDE.
25753 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
25754 support for ALTIVEC_BUILTIN_VEC_ADDE.
25755 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
25756 for __builtin_vec_adde.
25758 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25760 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
25761 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
25763 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25766 * doc/sourcebuild.texi (Effective-Target Keywords, Other
25767 attributes): Document cilkplus_runtime.
25769 2016-04-28 Martin Jambor <mjambor@suse.cz>
25771 * tree-cfg.c (verify_expr): Verify that local declarations belong to
25772 this function. Call verify_expr on MEM_REFs and bases of other
25773 handled_components.
25775 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25777 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
25778 for WORD_REGISTER_OPERATIONS to runtime check.
25780 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25782 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
25784 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25786 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
25787 big-endian compilation.
25788 * config/arc/arc.md (addf3): Likewise.
25789 (subdf3): Likewise.
25790 (muldf3): Likewise.
25792 2016-04-28 Richard Biener <rguenther@suse.de>
25794 PR tree-optimization/70840
25795 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
25796 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
25797 Mark x * pow(x,c) -> pow(x,c+1) commutative.
25798 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
25800 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25802 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
25803 and explain why in a comment.
25805 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25807 * config/arc/arc.md (cpu_facility): Add fpx variant.
25808 (subdf3): Prohibit use reverse sub when assist operations option
25810 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
25811 instructions only when FPX is enabled.
25812 * testsuite/gcc.target/arc/trsub.c: New test.
25814 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25816 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
25817 mult_operator when calculating "type" attribute.
25818 (*fop_<mode>_1_i387): Ditto.
25819 (*fop_xf_1_i387): Ditto.
25820 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
25821 Use std::swap to swap operands. Use RTL expressions to generate
25824 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25825 Joern Rennecke <joern.rennecke@embecosm.com>
25827 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
25829 (emit_pic_move): Remove.
25830 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
25831 * config/arc/arc.c (emit_pic_move): Removed.
25832 (TARGET_HAVE_TLS): Define.
25833 (arc_conditional_register_usage): Test for arc_tp_regno.
25834 (arc_print_operand, arc_print_operand_address): Handle TLS
25836 (arc_needs_pcl_p): New function.
25837 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
25838 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
25839 (arc_raw_symbolic_reference_mentioned_p): Likewise.
25840 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
25841 (arc_legitimize_tls_address): Likewise.
25842 (DTPOFF_ZERO_SYM): Define.
25843 (arc_legitimize_pic_address): Make it static, handle TLS cases.
25844 (arc_output_pic_addr_const): Print TLS unspecs.
25845 (prepare_pic_move): New function, replaces emit_pic_move.
25846 (arc_legitimate_constant_p): Handle TLS unspecs.
25847 (arc_legitimate_address_p): Likewise.
25848 (arc_rewrite_small_data_p): Use assert for TLS constants.
25849 (prepare_move_operands): Use prepare_pic_move.
25850 (arc_legitimize_address): Legitimize tls addresses.
25851 (arc_epilogue_uses): Check for arc_tp_regno.
25852 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
25853 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
25855 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
25857 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
25858 %(arc_tls_extra_start_spec).
25859 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
25860 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
25862 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
25863 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
25864 (UNSPEC_TLS_OFF): Add.
25866 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
25867 (get_thread_pointersi): New patterns.
25868 * config/arc/arc.opt (mtp-regno): New option.
25869 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
25870 (move_dest_operand): Likewise.
25871 * configure: Regenerate.
25872 * configure.ac: Add arc*-*-* case to test for tls.
25873 * doc/invoke.texi (ARC options): Document mtp-regno.
25875 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25877 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
25878 the new ARC HS SIMD instructions.
25879 (arc_preferred_simd_mode): New function.
25880 (arc_autovectorize_vector_sizes): Likewise.
25881 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
25882 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
25883 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
25884 (arc_init_builtins): Add new SIMD builtin types.
25885 (arc_split_move): Handle 64 bit vector moves.
25886 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
25887 (TARGET_PLUS_QMACW): Define.
25888 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
25889 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
25890 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
25891 (VSUBADD4H): New builtins.
25892 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
25893 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
25895 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
25896 Matthias Klose <doko@debian.org>
25898 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
25900 2016-04-28 Richard Biener <rguenther@suse.de>
25902 PR middle-end/70777
25903 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
25906 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
25908 * common/config/sh/sh-common.c: Remove SH5 support.
25909 * config/sh/constraints.md: Likewise.
25910 * config/sh/config/sh/elf.h: Likewise.
25911 * config/sh/linux.h: Likewise.
25912 * config/sh/netbsd-elf.h: Likewise.
25913 * config/sh/predicates.md: Likewise.
25914 * config/sh/sh-c.c: Likewise.
25915 * config/sh/sh-protos.h: Likewise.
25916 * config/sh/sh.c: Likewise.
25917 * config/sh/sh.h: Likewise.
25918 * config/sh/sh.md: Likewise.
25919 * config/sh/sh.opt: Likewise.
25920 * config/sh/sync.md: Likewise.
25921 * config/sh/sh64.h: Delete.
25922 * config/sh/shmedia.h: Likewise.
25923 * config/sh/shmedia.md: Likewise.
25924 * config/sh/sshmedia.h: Likewise.
25925 * config/sh/t-netbsd-sh5-64: Likewise.
25926 * config/sh/t-sh64: Likewise.
25927 * config/sh/ushmedia.h: Likewise.
25929 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25931 * config/i386/i386.md (sign_extend to memory peephole2s): Use
25932 general_reg_operand instead of register_operand predicate.
25934 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25936 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
25938 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
25940 * match.pd (A - B > A, A + B < A): New transformations.
25942 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
25944 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
25945 which defaults to true. Emit an outer pair of parentheses only if
25946 EMIT_PARENS. When continuing a chain of && or || (or & or |),
25947 don't emit parentheses for the right-hand operand.
25949 2016-04-27 Jeff Law <law@redhat.com>
25951 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
25953 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25955 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
25956 (altivec_lvx_<mode>_internal): Document.
25957 (altivec_lvx_<mode>_2op): New define_insn.
25958 (altivec_lvx_<mode>_1op): Likewise.
25959 (altivec_lvx_<mode>_2op_si): Likewise.
25960 (altivec_lvx_<mode>_1op_si): Likewise.
25961 (altivec_stvx_<mode>): Remove.
25962 (altivec_stvx_<mode>_internal): Document.
25963 (altivec_stvx_<mode>_2op): New define_insn.
25964 (altivec_stvx_<mode>_1op): Likewise.
25965 (altivec_stvx_<mode>_2op_si): Likewise.
25966 (altivec_stvx_<mode>_1op_si): Likewise.
25967 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25968 Expand vec_ld and vec_st during parsing.
25969 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
25971 (altivec_expand_stvx_be): Likewise.
25972 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
25973 address-masking behavior in RTL.
25974 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
25975 address-masking behavior in RTL.
25976 (altivec_expand_builtin): Change builtin code arguments for calls
25977 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
25978 (insn_is_swappable_p): Avoid incorrect swap optimization in the
25979 presence of lvx/stvx patterns.
25980 (alignment_with_canonical_addr): New function.
25981 (alignment_mask): Likewise.
25982 (find_alignment_op): Likewise.
25983 (recombine_lvx_pattern): Likewise.
25984 (recombine_stvx_pattern): Likewise.
25985 (recombine_lvx_stvx_patterns): Likewise.
25986 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
25987 stvx patterns from expand.
25988 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
25990 (vector_altivec_store_<mode>): Likewise.
25992 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
25994 * config/aarch64/aarch64.md
25995 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
25996 remove the "fp" attributes.
25997 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
25998 add the "simd" attributes.
25999 (*movdf_aarch64): Likewise.
26000 (*movtf_aarch64): Remove the "fp" attributes.
26001 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
26002 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
26004 2016-04-27 David Malcolm <dmalcolm@redhat.com>
26006 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
26007 rtx to rtx_code_label *.
26008 * rtl.h (maybe_set_first_label_num): Likewise.
26010 2016-04-27 David Malcolm <dmalcolm@redhat.com>
26012 * df-core.c (df_add_problem): Make the problem param be const.
26013 (df_remove_problem): Make local "problem" be const.
26014 * df-problems.c (problem_RD): Make const.
26015 (problem_LR): Likewise.
26016 (problem_LIVE): Likewise.
26017 (problem_MIR): Likewise.
26018 (problem_CHAIN): Likewise.
26019 (problem_WORD_LR): Likewise.
26020 (problem_NOTE): Likewise.
26021 (problem_MD): Likewise.
26022 * df-scan.c (problem_SCAN): Likewise.
26023 * df.h (struct df_problem): Make field "dependent_problem" be
26025 (struct dataflow): Likewise for field "problem".
26026 (df_add_problem): Make param const.
26028 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
26030 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
26031 inter-unit moves to/from vector registers are enabled. Do not disable
26034 2016-04-27 David Malcolm <dmalcolm@redhat.com>
26036 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
26037 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
26039 (enum df_problem_id): ...this new enum.
26040 (struct df_problem): Convert field "id" from "int" to
26041 enum df_problem_id.
26043 2016-04-27 David Malcolm <dmalcolm@redhat.com>
26045 * rtl.def: Update comment for "things in the instruction chain" to
26046 reflect the removal of the leading "i" field for INSN_UID in
26047 r210360. Fix bogus apostrophe.
26049 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
26051 * config/i386/i386.md
26052 (lea arith with mem operand + setcc peephole2): Set operator mode.
26054 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
26057 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
26058 (dimode_scalar_to_vector_candidate_p): This.
26059 (timode_scalar_to_vector_candidate_p): New function.
26060 (scalar_to_vector_candidate_p): Likewise.
26061 (timode_check_non_convertible_regs): Likewise.
26062 (timode_remove_non_convertible_regs): Likewise.
26063 (remove_non_convertible_regs): Likewise.
26064 (remove_non_convertible_regs): Renamed to ...
26065 (dimode_remove_non_convertible_regs): This.
26066 (scalar_chain::~scalar_chain): Make it virtual.
26067 (scalar_chain::compute_convert_gain): Make it pure virtual.
26068 (scalar_chain::mark_dual_mode_def): Likewise.
26069 (scalar_chain::convert_insn): Likewise.
26070 (scalar_chain::convert_registers): Likewise.
26071 (scalar_chain::add_to_queue): Make it protected.
26072 (scalar_chain::emit_conversion_insns): Likewise.
26073 (scalar_chain::replace_with_subreg): Likewise.
26074 (scalar_chain::replace_with_subreg_in_insn): Likewise.
26075 (scalar_chain::convert_op): Likewise.
26076 (scalar_chain::convert_reg): Likewise.
26077 (scalar_chain::make_vector_copies): Likewise.
26078 (scalar_chain::convert_registers): New pure virtual function.
26079 (class dimode_scalar_chain): New class.
26080 (class timode_scalar_chain): Likewise.
26081 (scalar_chain::mark_dual_mode_def): Renamed to ...
26082 (dimode_scalar_chain::mark_dual_mode_def): This.
26083 (timode_scalar_chain::mark_dual_mode_def): New function.
26084 (timode_scalar_chain::convert_insn): Likewise.
26085 (dimode_scalar_chain::convert_registers): Likewise.
26086 (scalar_chain::compute_convert_gain): Renamed to ...
26087 (dimode_scalar_chain::compute_convert_gain): This.
26088 (scalar_chain::replace_with_subreg): Renamed to ...
26089 (dimode_scalar_chain::replace_with_subreg): This.
26090 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
26091 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
26092 (scalar_chain::make_vector_copies): Renamed to ...
26093 (dimode_scalar_chain::make_vector_copies): This.
26094 (scalar_chain::convert_reg): Renamed to ...
26095 (dimode_scalar_chain::convert_reg ): This.
26096 (scalar_chain::convert_op): Renamed to ...
26097 (dimode_scalar_chain::convert_op): This.
26098 (scalar_chain::convert_insn): Renamed to ...
26099 (dimode_scalar_chain::convert_insn): This.
26100 (scalar_chain::convert): Call convert_registers.
26101 (convert_scalars_to_vector): Change to scalar_chain pointer to
26102 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
26103 in 32-bit mode. Delete scalar_chain pointer. Call
26104 free_dominance_info in 64-bit mode.
26105 (pass_stv::gate): Remove TARGET_64BIT check.
26106 (ix86_option_override): Put the 64-bit STV pass before the CSE
26109 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
26111 * dwarf2out.h (struct dw_loc_descr_node): Remove the
26112 dw_loc_frame_offset field.
26113 * dwarf2out.c (new_loc_descr): Likewise.
26114 (resolve_args_picking_1): Turn the VISITED hash set into a
26115 FRAME_OFFSET hash map. Use it to associate a frame offset to
26116 visited nodes. Remove uses of the CHECKING_P macro.
26117 (resolve_args_picking): Update call to resolve_args_picking_1.
26119 2016-04-27 Martin Liska <mliska@suse.cz>
26121 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
26122 (free_loop_data): Release vuses of groups.
26124 2016-04-27 Bin Cheng <bin.cheng@arm.com>
26126 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
26127 instead of redundant use_id and boolean have_use_for.
26128 (struct iv_use): Change sub_id into group_id. Remove field next.
26129 Move fields: related_cands, n_map_members, cost_map and selected
26131 (struct iv_group): ... here. New structure.
26132 (struct iv_common_cand): Use structure declaration directly.
26133 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
26134 (MAX_CONSIDERED_USES): Rename macro to ...
26135 (MAX_CONSIDERED_GROUPS): ... here.
26136 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
26137 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
26138 (dump_uses): Rename to ...
26139 (dump_groups): ... here. Update all uses.
26140 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
26141 (find_induction_variables): Refactor format of dump information.
26142 (record_sub_use): Delete.
26143 (record_use): Update all uses.
26144 (record_group): New function.
26145 (record_group_use, find_interesting_uses_op): Call above functions.
26147 (find_interesting_uses_cond): Ditto.
26148 (group_compare_offset): New function.
26149 (split_all_small_groups): Rename to ...
26150 (split_small_address_groups_p): ... here. Update all uses.
26151 (split_address_groups): Update all uses.
26152 (find_interesting_uses): Refactor format of dump information.
26153 (add_candidate_1): Update all uses. Remove redundant check on iv,
26155 (add_candidate, record_common_cand): Remove redundant assert.
26156 (add_iv_candidate_for_biv): Update use.
26157 (add_iv_candidate_derived_from_uses): Update all uses.
26158 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
26159 (alloc_use_cost_map): Ditto.
26160 (set_use_iv_cost, get_use_iv_cost): Rename to ...
26161 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
26162 (determine_use_iv_cost_generic): Ditto.
26163 (determine_group_iv_cost_generic): Ditto.
26164 (determine_use_iv_cost_address): Ditto.
26165 (determine_group_iv_cost_address): Ditto.
26166 (determine_use_iv_cost_condition): Ditto.
26167 (determine_group_iv_cost_cond): Ditto.
26168 (determine_use_iv_cost): Ditto.
26169 (determine_group_iv_cost): Ditto.
26170 (set_autoinc_for_original_candidates): Update all uses.
26171 (find_iv_candidates): Update all uses. Refactor dump information.
26172 (determine_use_iv_costs): Ditto.
26173 (determine_iv_costs): Ditto.
26174 (iv_ca_cand_for_use): Rename to ...
26175 (iv_ca_cand_for_group): ... here. Update all uses.
26176 (iv_ca_add_use, iv_ca_add_group): Ditto.
26177 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
26178 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
26179 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
26180 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
26181 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
26182 (create_new_iv, adjust_iv_update_pos): Ditto.
26183 (rewrite_use_address): Delete.
26184 (rewrite_use_address_1): Rename to ...
26185 (rewrite_use_address): ... here.
26186 (rewrite_use_compare): Update all uses.
26187 (rewrite_use): Delete.
26188 (rewrite_uses): Rename to ...
26189 (rewrite_groups): ... here. Update all uses.
26190 (remove_unused_ivs, free_loop_data): Update all uses.
26191 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
26193 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26195 * rtlanal.c (nonzero_bits1): Convert preprocessor check
26196 for WORD_REGISTER_OPERATIONS to runtime check.
26198 2016-04-27 Richard Biener <rguenther@suse.de>
26201 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
26202 aggregate_value_p to determine if a function result is
26203 returned by reference.
26204 (ipa_pta_execute): Functions having their address taken are
26205 not automatically nonlocal.
26207 2016-04-27 Jakub Jelinek <jakub@redhat.com>
26210 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
26211 * fold-const.c (operand_equal_p): If flag_checking and
26212 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
26213 and if it returns non-zero, assert iterative_hash_expr on both
26216 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
26218 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
26220 2016-04-27 Nick Clifton <nickc@redhat.com>
26222 PR middle-end/49889
26223 * varasm.c (merge_weak): Generate an error if an attempt is made
26224 to convert a non-weak static function into a weak, public function.
26226 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26228 * params.def (MAX_PARTITION_SIZE): New param.
26229 * doc/invoke.texi: Document lto-max-partition.
26231 2016-04-27 Richard Biener <rguenther@suse.de>
26234 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
26235 function cummulating used_from_other_partition, externally_visible
26236 and force_output from aliases.
26237 (refered_from_nonlocal_var): Likewise.
26238 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
26239 node flags properly.
26241 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
26243 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
26244 (-Wmemset-elt-size): New item.
26246 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
26249 * stor-layout.h (internal_reference_types): Delete.
26250 * stor-layout.c (reference_types_internal): Likewise.
26251 (internal_reference_types): Likewise.
26252 (layout_type) <REFERENCE_TYPE>: Adjust.
26254 2016-04-27 Jakub Jelinek <jakub@redhat.com>
26257 * tree.h (inchash::add_expr): Add FLAGS argument.
26258 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
26259 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
26260 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
26261 Formatting fix. Adjust recursive calls. For tcc_comparison,
26262 if swap_tree_comparison (code) is smaller than code, hash that
26263 and arguments in the other order. Hash CONVERT_EXPR the same
26264 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
26265 of ADDR_EXPR of decl as the decl itself. Add or remove
26266 OEP_ADDRESS_OF from recursive flags as needed. For
26267 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
26268 operands commutatively and only the third one normally.
26269 For internal CALL_EXPR hash in CALL_EXPR_IFN.
26271 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
26273 * config/rtems.h (LIB_SPEC): Add -latomic.
26275 2016-04-27 Joel Sherrill <joel@rtems.org>
26277 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
26278 xilink.ld and flags not relevant to RTEMS.
26280 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
26282 * toplev.c (backend_init_target): Avoid calling init_reload when using
26285 2016-04-26 Jakub Jelinek <jakub@redhat.com>
26287 * reorg.c (try_merge_delay_insns): Declare i and j inside the
26288 for loops rather than one for the whole function.
26290 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
26292 * match.pd (X + CST CMP X): New transformation.
26294 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
26296 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
26297 * fold-const.c (fold_binary_loc): Remove 2 transformations
26298 superseded by match.pd.
26299 * match.pd (x+x -> x*2): Generalize to integers.
26301 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
26303 * config/i386/i386.md (operation on memory peephole): Duplicate an
26304 existing peephole and adapt it to match lea rather than an operation
26307 PR rtl-optimization/57193
26308 * opts.c (default_options_table): Add OPT_frename_registers at -O2
26310 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
26312 2016-04-26 Bin Cheng <bin.cheng@arm.com>
26314 * tree-if-conv.c (any_pred_load_store): New static variable.
26315 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
26316 any_pred_load_store instead of and_mask_load_store.
26317 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
26318 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
26319 (combine_blocks, tree_if_conversion): Ditto.
26321 2016-04-26 Bin Cheng <bin.cheng@arm.com>
26323 PR tree-optimization/70771
26324 PR tree-optimization/70775
26325 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
26326 virtual PHI nodes. Delete parameter.
26327 (if_convertible_loop_p_1): Delete argument to above function.
26328 (predicate_all_scalar_phis): Delete code handling single-argument
26330 (tree_if_conversion): Mark and update virtual SSA.
26332 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26335 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
26336 (x86_elf_aligned_common): Rename to ...
26337 (x86_elf_aligned_decl_common): ... this.
26338 Add decl arg. Switch to .lbss for largecomm object. Use
26339 LARGECOMM_SECTION_ASM_OP.
26340 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
26342 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
26343 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
26345 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
26346 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
26348 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26351 * config/i386/i386.c (SECTION_LARGE): Define.
26352 (x86_64_elf_select_section): Set it for large data/bss sections.
26353 Only clear SECTION_WRITE for .lrodata.
26354 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
26356 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
26357 * varasm.c (default_elf_asm_named_section): Grow flagchars.
26358 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
26360 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
26361 * doc/tm.texi: Regenerate.
26363 2016-04-26 Jakub Jelinek <jakub@redhat.com>
26366 * configure.ac (--enable-checking): Document extra flag, for
26367 non-release builds default to --enable-checking=yes,extra.
26368 If misc checking and extra checking, define CHECKING_P to 2 instead
26370 * common.opt (fchecking=): Add.
26371 * doc/invoke.texi (-fchecking=): Document.
26372 * doc/install.texi: Document --enable-checking changes.
26373 * configure: Regenerated.
26374 * config.in: Regenerated.
26376 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26378 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
26379 attribute instead of which_alternative.
26380 * config/i386/sse.md (*mov<mode>_internal): Ditto.
26381 Use EXT_REX_SSE_REG_P where appropriate.
26383 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26385 * config/i386/predicates.md (const0_operand): Do not match
26386 const_wide_int code.
26387 (const1_operand): Ditto.
26389 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26391 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
26392 for SSE constm1 operands and TARGET_AVX512VL.
26393 (*movti_internal): Ditto.
26394 (*mov<mode>_or): Use constm1_operand predicate.
26395 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
26396 for SSE vector_all_ones operands and TARGET_AVX512VL.
26397 * config/i386/predicates.md (constm1_operand): New predicate.
26398 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
26399 emission of constant -1 load.
26401 2016-04-25 Jason Merrill <jason@redhat.com>
26403 * gdbinit.in: Skip is-a.h.
26405 * attribs.c (register_scoped_attributes): Fix logic.
26406 * attribs.h: Declare register_scoped_attributes.
26408 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26410 * config/rs6000/rs6000-builtin.def: Correct pasto error for
26411 stxvd2x and stxvw4x built-in functions.
26413 2016-04-25 DJ Delorie <dj@redhat.com>
26415 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
26416 (ashrhi3): Likewise.
26417 (lshrhi3): Likewise.
26419 2016-04-25 Richard Biener <rguenther@suse.de>
26421 PR tree-optimization/70780
26422 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
26423 wasn't visited yet.
26424 (compute_antic): Mark blocks with abnormal preds as visited as
26425 they have a final empty antic-in solution already.
26427 2016-04-25 Michael Collison <michael.collison@linaro.org>
26429 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
26431 2016-04-25 Michael Collison <michael.collison@linaro.org>
26433 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
26434 mode is VQI to improve mixed mode vectorization.
26435 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
26436 define_insn to match low half of signed vaddw.
26437 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
26438 define_insn to match high half of signed vaddw.
26439 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
26440 define_insn to match low half of unsigned vaddw.
26441 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
26442 define_insn to match high half of unsigned vaddw.
26443 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
26444 (arm_simd_check_vect_par_cnst_half_p): Likewise.
26445 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
26447 (arm_simd_check_vect_par_cnst_half_p): Likewise.
26448 * config/arm/predicates.md (vect_par_constant_high): Support
26449 big endian and simplify by calling
26450 arm_simd_check_vect_par_cnst_half
26451 (vect_par_constant_low): Likewise.
26453 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26455 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
26456 predicate for operand 2.
26458 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
26459 H.J. Lu <hongjiu.lu@intel.com>
26461 * config/i386/i386-protos.h (standard_sse_constant_p): Add
26462 machine_mode argument.
26463 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
26464 constm1_rtx operands. For VOIDmode constants, get mode from
26465 pred_mode. Check mode size if the mode is supported by ABI.
26466 (standard_sse_constant_opcode): Do not use standard_constant_p.
26467 Strictly check ABI support for all-ones operands.
26468 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
26469 immediates. Update calls to standard_sse_constant_p.
26470 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
26471 (ix86_rtx_costs): Ditto.
26472 * config/i386/i386.md (*movxi_internal_avx512f): Use
26473 nonimmediate_or_sse_const_operand instead of vector_move_operand.
26474 Use (v,BC) alternative instead of (v,C). Use register_operand
26475 checks instead of MEM_P.
26476 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
26477 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
26478 isa attribute. Use register_operand checks instead of MEM_P.
26479 (*movti_internal): Use nonimmediate_or_sse_const_operand for
26480 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
26481 alternative and corresponding sse2 isa attribute.
26482 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
26483 to standard_sse_constant_p.
26484 (FP constant splitters): Ditto.
26485 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
26487 * config/i386/predicates.md (constm1_operand): Remove.
26488 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
26489 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
26490 vector_all_ones_operand instead of constm1_operand.
26492 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26494 * print-rtl.c (print_rtx_insn_vec): New function.
26495 * print-rtl.h: New prototype.
26496 * store-motion.c (struct st_expr): Make avail_stores a vector.
26497 (st_expr_entry): Adjust.
26498 (free_st_expr_entry): Likewise.
26499 (print_store_motion_mems): Likewise.
26500 (find_moveable_store): Likewise.
26501 (compute_store_table): Likewise.
26502 (delete_store): Likewise.
26503 (build_store_vectors): Likewise.
26505 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26507 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
26509 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26511 * vec.h (vec_safe_contains): New function.
26512 (vec::contains): Likewise.
26513 (vec::begin): Likewise.
26514 (vec::end): Likewise.
26516 2016-04-23 Jakub Jelinek <jakub@redhat.com>
26519 * cfgexpand.c (expand_stack_vars): Fix typo.
26521 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
26523 * system.h (list, map, set, vector): Include conditionally.
26524 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
26525 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
26526 * ipa-icf.c (INCLUDE_LIST): Define.
26527 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
26528 * config/sh/sh.c (INCLUDE_VECTOR): Define.
26529 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
26530 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
26531 * cp/logic.cc (INCLUDE_LIST): Define.
26532 * fortran/trans-common.c (INCLUDE_MAP): Define.
26534 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
26536 * auto-profile.c: Remove <string.h> include.
26537 * ipa-icf-gimple.c: Remove <list> include.
26538 * diagnostic.c: Remove <new> include.
26539 * genmatch.c: Likewise.
26540 * pretty-print.c: Likewise.
26541 * toplev.c: Likewise
26542 * c/c-objc-common.c: Likewise.
26543 * cp/error.c: Likewise.
26544 * fortran/error.c: Likewise.
26546 2016-04-22 Richard Biener <rguenther@suse.de>
26548 * lto-streamer-in.c (input_ssa_names): Do not allocate
26549 GIMPLE_NOP for all SSA names.
26550 * lto-streamer-out.c (output_ssa_names): Do not output
26551 SSA names that should have been released.
26553 2016-04-22 Richard Biener <rguenther@suse.de>
26555 PR tree-optimization/70740
26556 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
26559 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
26562 * config/i386/predicates.md (call_insn_operand): Replace
26563 sibcall_memory_operand with memory_operand.
26565 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
26567 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
26568 has_single_use() tests.
26569 (register_edge_assert_for_1): Likewise.
26570 (find_assert_locations_1): Check the liveness bitmap instead of
26571 checking has_single_use().
26573 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
26576 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
26577 Extract AVX-512BW constraint from AVX.
26579 2016-04-21 Richard Biener <rguenther@suse.de>
26581 PR tree-optimization/70725
26582 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
26583 for phi_convertible_by_degenerating_args.
26584 (predicate_all_scalar_phis): Handle single-argument PHIs.
26586 2016-04-21 Richard Biener <rguenther@suse.de>
26588 PR middle-end/70747
26589 * fold-const.c (fold_comparison): Return properly typed
26592 2016-04-21 Bin Cheng <bin.cheng@arm.com>
26594 PR tree-optimization/70715
26595 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
26596 after expanding BASE using expand_simple_operations.
26598 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
26600 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
26601 New transformations.
26603 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
26605 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
26607 2016-04-20 Jan Hubicka <jh@suse.cz>
26609 * ipa-inline.c (can_inline_edge_p): Pass caller info to
26610 ultiimate_alias_target.
26611 (update_callee_keys): Likewise.
26612 (lookup_recursive_calls): Likewise.
26613 (speculation_useful_p): Likewise.
26615 2016-04-20 Jan Hubicka <jh@suse.cz>
26618 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
26619 (set_nothrow_flag_1): ... this; handle interposition correctly;
26620 recurse on aliases and thunks.
26621 (cgraph_node::set_nothrow_flag): New.
26622 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
26623 functions compiled with non-call exceptions that binds to current
26625 (propagate_nothrow): Be safe WRT interposition.
26626 * cgraph.h (set_nothrow_flag): Update prototype.
26628 2016-04-18 Jan Hubicka <jh@suse.cz>
26630 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26631 max_loop_iterations_int.
26632 (tree_unswitch_outer_loop): Likewise.
26634 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26636 PR tree-optimization/69489
26637 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
26638 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
26639 Revise dump message.
26640 (if_convertible_bb_p): Remove check on edge count of basic block's
26643 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26645 PR tree-optimization/56625
26646 PR tree-optimization/69489
26647 * tree-data-ref.h (DR_INNERMOST): New macro.
26648 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
26649 hashing struct innermost_loop_behavior.
26650 (ref_DR_map): Remove.
26651 (innermost_DR_map): New map.
26652 (baseref_DR_map): Revise comment.
26653 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
26654 to innermost_DR_map accroding to its innermost loop behavior.
26655 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
26656 to its innermost loop behavior.
26657 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
26658 Add initialization for innermost_DR_map. Record memory reference
26659 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
26660 have innermost loop behavior.
26661 (if_convertible_loop_p): Remove release for ref_DR_map. Release
26664 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
26666 * config/i386/i386.md (*lea<mode>_general_1): Rename from
26667 *lea_general_1. Use explicit SWI12 mode interator.
26668 (*lea<mode>_general_2): Rename from *lea_general_2.
26669 Use explicit SWI12 mode interator.
26670 (*lea<mode>_general_3): Rename from *lea_general_3.
26671 Use explicit SWI12 mode interator.
26672 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
26673 Use explicit SWI12 mode interator.
26674 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
26675 Use explicit SWI48 mode interator.
26677 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
26679 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
26680 Short-cut unaligned load and store cases. Handle all integer
26682 (ix86_expand_vector_move_misalign): Short-cut unaligned load
26683 and store cases. Call ix86_avx256_split_vector_move_misalign
26684 directly without checking mode class.
26686 2016-04-20 Andrew Pinski <apinski@cavium.com>
26687 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26690 * config/aarch64/aarch64.md (sibcall): Force call
26691 address to be DImode for ILP32.
26692 (sibcall_value): Likewise.
26694 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
26696 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
26698 2016-04-20 Richard Biener <rguenther@suse.de>
26700 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
26701 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
26702 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
26703 (maybe_push_res_to_seq): Adjust.
26704 * gimple-fold.c (maybe_build_generic_op): Likewise.
26706 2016-04-20 Marek Polacek <polacek@redhat.com>
26708 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
26711 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
26713 * config/i386/sse.md (vec_unpacks_lo_hi): Always
26714 use kmovw to support AVX512F target.
26716 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26718 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
26720 2016-04-20 Marek Polacek <polacek@redhat.com>
26722 PR tree-optimization/70725
26723 * tree-if-conv.c (is_false_predicate): New function.
26724 (predicate_mem_writes): Use it.
26726 2016-04-20 Richard Biener <rguenther@suse.de>
26728 PR tree-optimization/70726
26729 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
26730 shift amounts from a pattern stmt operand.
26732 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26735 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
26736 stack_restore_from_fpr pattern when restoring r15.
26737 (s390_optimize_prologue): Strip away the memory barrier in the
26738 parallel when trying to get rid of restore insns.
26739 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
26740 definition for loading the stack pointer from an FPR. Compared to
26741 the normal move insn this pattern includes a full memory barrier.
26743 2016-04-19 Jakub Jelinek <jakub@redhat.com>
26745 PR middle-end/70680
26746 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
26747 implicitly linear or lastprivate iterator on the outer context.
26749 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26751 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
26753 * config/i386/i386.md (ssememalign): Removed.
26754 * config/i386/sse.md: Remove ssememalign attribute from patterns.
26756 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26759 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
26760 const short * to __builtin_ia32_loaddquhi512_mask.
26761 (_mm512_maskz_loadu_epi16): Likewise.
26762 (_mm512_mask_storeu_epi16): Pass short * to
26763 __builtin_ia32_storedquhi512_mask.
26764 (_mm512_mask_loadu_epi8): Pass const char * to
26765 __builtin_ia32_loaddquqi512_mask.
26766 (_mm512_maskz_loadu_epi8): Likewise.
26767 (_mm512_mask_storeu_epi8): Pass char * to
26768 __builtin_ia32_storedquqi512_mask.
26769 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
26770 const double * to __builtin_ia32_loadupd512_mask.
26771 (_mm512_mask_loadu_pd): Likewise.
26772 (_mm512_maskz_loadu_pd): Likewise.
26773 (_mm512_storeu_pd): Pass double * to
26774 __builtin_ia32_storeupd512_mask.
26775 (_mm512_mask_storeu_pd): Likewise.
26776 (_mm512_loadu_ps): Pass const float * to
26777 __builtin_ia32_loadups512_mask.
26778 (_mm512_mask_loadu_ps): Likewise.
26779 (_mm512_maskz_loadu_ps): Likewise.
26780 (_mm512_storeu_ps): Pass float * to
26781 __builtin_ia32_storeups512_mask.
26782 (_mm512_mask_storeu_ps): Likewise.
26783 (_mm512_mask_loadu_epi64): Pass const long long * to
26784 __builtin_ia32_loaddqudi512_mask.
26785 (_mm512_maskz_loadu_epi64): Likewise.
26786 (_mm512_mask_storeu_epi64): Pass long long *
26787 to __builtin_ia32_storedqudi512_mask.
26788 (_mm512_loadu_si512): Pass const int * to
26789 __builtin_ia32_loaddqusi512_mask.
26790 (_mm512_mask_loadu_epi32): Likewise.
26791 (_mm512_maskz_loadu_epi32): Likewise.
26792 (_mm512_storeu_si512): Pass int * to
26793 __builtin_ia32_storedqusi512_mask.
26794 (_mm512_mask_storeu_epi32): Likewise.
26795 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
26796 char * to __builtin_ia32_storedquqi256_mask.
26797 (_mm_mask_storeu_epi8): Likewise.
26798 (_mm256_mask_loadu_epi16): Pass const short * to
26799 __builtin_ia32_loaddquhi256_mask.
26800 (_mm256_maskz_loadu_epi16): Likewise.
26801 (_mm_mask_loadu_epi16): Pass const short * to
26802 __builtin_ia32_loaddquhi128_mask.
26803 (_mm_maskz_loadu_epi16): Likewise.
26804 (_mm256_mask_loadu_epi8): Pass const char * to
26805 __builtin_ia32_loaddquqi256_mask.
26806 (_mm256_maskz_loadu_epi8): Likewise.
26807 (_mm_mask_loadu_epi8): Pass const char * to
26808 __builtin_ia32_loaddquqi128_mask.
26809 (_mm_maskz_loadu_epi8): Likewise.
26810 (_mm256_mask_storeu_epi16): Pass short * to.
26811 __builtin_ia32_storedquhi256_mask.
26812 (_mm_mask_storeu_epi16): Pass short * to.
26813 __builtin_ia32_storedquhi128_mask.
26814 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
26815 const double * to __builtin_ia32_loadupd256_mask.
26816 (_mm256_maskz_loadu_pd): Likewise.
26817 (_mm_mask_loadu_pd): Pass onst double * to
26818 __builtin_ia32_loadupd128_mask.
26819 (_mm_maskz_loadu_pd): Likewise.
26820 (_mm256_mask_storeu_pd): Pass double * to
26821 __builtin_ia32_storeupd256_mask.
26822 (_mm_mask_storeu_pd): Pass double * to
26823 __builtin_ia32_storeupd128_mask.
26824 (_mm256_mask_loadu_ps): Pass const float * to
26825 __builtin_ia32_loadups256_mask.
26826 (_mm256_maskz_loadu_ps): Likewise.
26827 (_mm_mask_loadu_ps): Pass const float * to
26828 __builtin_ia32_loadups128_mask.
26829 (_mm_maskz_loadu_ps): Likewise.
26830 (_mm256_mask_storeu_ps): Pass float * to
26831 __builtin_ia32_storeups256_mask.
26832 (_mm_mask_storeu_ps): ass float * to
26833 __builtin_ia32_storeups128_mask.
26834 (_mm256_mask_loadu_epi64): Pass const long long * to
26835 __builtin_ia32_loaddqudi256_mask.
26836 (_mm256_maskz_loadu_epi64): Likewise.
26837 (_mm_mask_loadu_epi64): Pass const long long * to
26838 __builtin_ia32_loaddqudi128_mask.
26839 (_mm_maskz_loadu_epi64): Likewise.
26840 (_mm256_mask_storeu_epi64): Pass long long * to
26841 __builtin_ia32_storedqudi256_mask.
26842 (_mm_mask_storeu_epi64): Pass long long * to
26843 __builtin_ia32_storedqudi128_mask.
26844 (_mm256_mask_loadu_epi32): Pass const int * to
26845 __builtin_ia32_loaddqusi256_mask.
26846 (_mm256_maskz_loadu_epi32): Likewise.
26847 (_mm_mask_loadu_epi32): Pass const int * to
26848 __builtin_ia32_loaddqusi128_mask.
26849 (_mm_maskz_loadu_epi32): Likewise.
26850 (_mm256_mask_storeu_epi32): Pass int * to
26851 __builtin_ia32_storedqusi256_mask.
26852 (_mm_mask_storeu_epi32): Pass int * to
26853 __builtin_ia32_storedqusi128_mask.
26854 * config/i386/i386-builtin-types.def (PCSHORT): New.
26855 (PINT64): Likewise.
26856 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
26857 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
26858 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
26859 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
26860 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
26861 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
26862 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
26863 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
26864 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
26865 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
26866 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
26867 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
26868 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
26869 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
26870 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
26871 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
26872 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
26873 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
26874 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
26875 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
26876 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
26877 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
26878 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
26879 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
26880 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
26881 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
26882 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
26883 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
26884 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
26885 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
26886 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
26887 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
26888 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
26889 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
26890 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
26891 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
26892 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
26893 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
26894 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
26895 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
26896 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
26897 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
26898 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
26899 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
26900 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
26901 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
26902 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
26903 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
26904 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
26906 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
26907 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
26909 (ix86_expand_vector_move_misalign): Likewise.
26910 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
26911 to scalar function prototype for unaligned load/store builtins.
26912 (ix86_expand_special_args_builtin): Updated.
26913 * config/i386/sse.md (UNSPEC_LOADU): Removed.
26914 (UNSPEC_STOREU): Likewise.
26915 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
26916 (VI_ULOADSTORE_F_AVX512VL): Likewise.
26917 (ssescalarsize): Handle V4TI, V2TI and V1TI.
26918 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26919 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26920 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
26921 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
26922 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
26923 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
26924 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
26925 (<avx512>_storedqu<mode>_mask): Likewise.
26926 (*sse4_2_pcmpestr_unaligned): Likewise.
26927 (*sse4_2_pcmpistr_unaligned): Likewise.
26928 (*mov<mode>_internal): Renamed to ...
26929 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
26930 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
26931 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
26932 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
26934 2016-04-19 Richard Biener <rguenther@suse.de>
26936 PR tree-optimization/70171
26937 * tree-ssa-phiprop.c: Include stor-layout.h.
26938 (phiprop_insert_phi): Handle the aggregate copy case.
26939 (propagate_with_phi): Likewise.
26941 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
26943 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
26944 instead of simplify_gen_subreg (... , 0).
26945 (ix86_delegitimize_address): Ditto.
26946 (ix86_split_divmod): Ditto.
26947 (ix86_split_copysign_const): Ditto.
26948 (ix86_split_copysign_var): Ditto.
26949 (ix86_expand_args_builtin): Ditto.
26950 (ix86_expand_round_builtin): Ditto.
26951 (ix86_expand_special_args_builtin): Ditto.
26952 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
26953 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
26954 (udivmodqi4): Ditto.
26955 (absneg splitters): Ditto.
26956 (*jcc_bt<mode>_1): Ditto.
26958 2016-04-19 Richard Biener <rguenther@suse.de>
26960 PR tree-optimization/70724
26961 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
26962 restoring out from ...
26963 (free_scc_vn): ... here.
26964 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
26965 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
26967 (pass_fre::execute): Restore SSA info.
26969 2016-04-19 Richard Biener <rguenther@suse.de>
26971 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
26972 * gimple-walk.c (walk_gimple_op): Initialize it.
26973 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
26974 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
26975 remapping SSA names of defs.
26976 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
26979 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
26981 PR middle-end/70689
26982 * lra-constraints.c (equiv_substition_p): New.
26983 (process_alt_operands): Use it.
26984 (swap_operands): Swap it.
26985 (curr_insn_transform): Update it.
26987 2016-04-18 Michael Matz <matz@suse.de>
26989 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
26990 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
26991 * tree-core.h (tree_type_common.align): Use bit-field.
26992 (tree_type_common.spare): New.
26993 (tree_decl_common.off_align): Make smaller.
26994 (tree_decl_common.align): Use bit-field.
26996 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
26997 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
26998 (scan_sharing_clauses): Ditto.
26999 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
27000 (omp_finish_file): Ditto.
27001 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
27002 (layout_decl): Ditto.
27003 (relayout_decl): Ditto.
27004 (finalize_record_size): Use SET_TYPE_ALIGN.
27005 (finalize_type_size): Ditto.
27006 (finish_builtin_struct): Ditto.
27007 (layout_type): Ditto.
27008 (initialize_sizetypes): Ditto.
27009 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
27010 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
27011 (lookup_field_for_decl): Use SET_DECL_ALIGN.
27012 (get_chain_field): Ditto.
27013 (get_trampoline_type): Ditto.
27014 (get_nl_goto_field): Ditto.
27015 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
27017 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
27018 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
27019 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
27020 (build_qualified_type): Use SET_TYPE_ALIGN.
27021 (build_aligned_type, build_range_type_1): Ditto.
27022 (build_atomic_base): Ditto.
27023 (build_common_tree_nodes): Ditto.
27024 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
27025 (expand_one_stack_var_at): Ditto.
27026 * coverage.c (build_var): Use SET_DECL_ALIGN.
27027 * except.c (init_eh): Ditto.
27028 * function.c (assign_parm_setup_block): Ditto.
27029 * symtab.c (increase_alignment_1): Ditto.
27030 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
27031 * tree-vect-stmts.c (ensure_base_align): Ditto.
27032 * varasm.c (align_variable): Ditto.
27033 (assemble_variable): Ditto.
27034 (build_constant_desc): Ditto.
27035 (output_constant_def_contents): Ditto.
27037 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
27038 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
27039 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
27040 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
27041 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
27043 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
27046 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
27047 replace %vmovsd with "%vmovq".
27048 (vec_concatv2df): Likewise.
27050 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
27052 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
27053 (*vec_extractv2si_0): Ditto.
27054 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
27055 (zero_extended_scalar_load_operand splitters): Ditto.
27056 (vec_extract splitters): Ditto.
27057 (*vec_extractv4si_0_zext): Ditto.
27058 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
27059 and lowpart_subreg.
27060 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
27061 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
27062 (*sse4_1_extractps): Use lowpart_subreg.
27063 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
27065 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27067 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
27069 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
27070 Mention Solaris 11 packaging changes.
27071 Update gas and gld requirements.
27072 Remove reference to pre-Solaris 10 bug.
27073 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
27075 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
27078 2016-04-17 Jan Hubicka <jh@suse.cz>
27080 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
27081 max_loop_iterations_int.
27083 2016-04-18 Richard Biener <rguenther@suse.de>
27085 PR tree-optimization/43434
27086 * tree-ssa-structalias.c (struct vls_data): New.
27087 (visit_loadstore): Handle all pointer-based accesses.
27088 (compute_dependence_clique): Compute a bitmap of restrict tags
27089 assigned bases and pass it to visit_loadstore.
27091 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
27094 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
27095 armv8.1-a and armv8.1-a+crc.
27097 2016-04-18 Richard Biener <rguenther@suse.de>
27099 PR tree-optimization/70701
27100 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
27101 references after translating through a memcpy.
27103 2016-04-18 Richard Biener <rguenther@suse.de>
27105 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
27106 (compute_antic): ... here. For partial antic use regular
27107 postorder and scrap iteration.
27108 (compute_partial_antic_aux): Remove unused return value.
27109 (init_pre): Do not allocate postorder.
27110 (fini_pre): Do not free postorder.
27112 2016-04-18 Richard Biener <rguenther@suse.de>
27114 PR middle-end/37870
27115 * expmed.c (extract_bit_field_1): Remove broken case
27116 using a wider MODE_INT mode.
27118 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
27120 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
27121 unless compiling with at least GCC-4.8.
27123 2016-04-17 Jan Hubicka <jh@suse.cz>
27126 * graphite.c (graphite_finalize): Update call to
27127 tree_estimate_probability.
27128 * predict.h (tree_estimate_probability): Update prototype.
27130 2016-04-17 Jan Hubicka <jh@suse.cz>
27132 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
27133 (tree_estimate_probability): Likewise.
27134 (pass_profile::execute): Update.
27135 (report_predictor_hitrates): New function.
27136 * profile.c (compute_branch_probabilities): Use it.
27137 * predict.h (report_predictor_hitrates): Declare.
27139 2016-04-17 Jan Hubicka <jh@suse.cz>
27142 * cgraph.h (cgraph_node::set_const_flag,
27143 cgraph_node::set_pure_flag): Update prototype to return bool;
27145 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
27146 of interposable symbol are interposable, too.
27147 (cgraph_set_const_flag_1): Rename to ...
27148 (set_const_flag_1): ... this one; change to self recursive function
27149 instead of call_for_symbol_thunks_and_aliases. Handle correctly
27150 clearnig the flag in all variants and also virtual thunks of const
27151 functions are pure; track if any change was done.
27152 (cgraph_node::set_const_flag): Update.
27153 (struct set_pure_flag_info): New struct.
27154 (cgraph_set_pure_flag_1): Rename to ...
27155 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
27156 rather than pointer encoded flags; track if any changes was done;
27157 handle correctly clearning flag and setting flag of aliases already
27159 (cgraph_node::set_pure_flag): Update.
27160 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
27162 2016-04-17 Tom de Vries <tom@codesourcery.com>
27165 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
27166 backslash in label.
27168 2016-04-17 Tom de Vries <tom@codesourcery.com>
27170 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
27171 '{}<> ' as escape-for-record.
27173 2016-04-17 Tom de Vries <tom@codesourcery.com>
27175 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
27178 2016-04-17 Tom de Vries <tom@codesourcery.com>
27181 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
27182 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
27183 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
27184 * passes.c (finish_optimization_passes): Only call
27185 finish_graph_dump_file if dfi->graph_dump_initialized.
27186 (execute_function_dump, pass_init_dump_file): Use
27187 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
27189 2016-04-17 Tom de Vries <tom@codesourcery.com>
27191 PR tree-optimization/70256
27192 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
27193 (debug_varmap): New function.
27195 2016-04-17 Tom de Vries <tom@codesourcery.com>
27198 * passes.c (pass_manager::register_pass): Propagate pflags.
27200 2016-04-17 Tom de Vries <tom@codesourcery.com>
27203 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
27204 * passes.c (pass_manager::pass_manager): Declare and init p_start in
27205 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
27206 check if it's equal to p_start.
27207 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
27209 2016-04-15 Jan Hubicka <jh@suse.cz>
27212 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
27213 function does not bind to current def.
27214 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
27215 handle conservatively calls to functions that does not need to bind
27217 (check_call): Update call of worse_state.
27218 (ignore_edge_for_nothrow): Update.
27219 (ignore_edge_for_pure_const): Likewise.
27220 (propagate_pure_const): Update calls to worse_state.
27221 (skip_function_for_local_pure_const): Reformat comments.
27223 2016-04-15 Jan Hubicka <jh@suse.cz>
27226 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
27227 (cgraph_node::function_symbol): Likewise.
27228 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
27229 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
27230 (symtab_node::ultimate_alias_target): Add REF parameter.
27231 (symtab_node::binds_to_current_def_p): Declare.
27232 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
27233 (cgraph_node::function_symbol): Likewise.
27234 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
27235 (cgraph_node::get_availability): Likewise.
27236 (cgraph_edge::binds_to_current_def_p): New inline function.
27237 (varpool_node::get_availability): Add REF parameter.
27238 (varpool_node::ultimate_alias_target): Likewise.
27239 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
27240 (symtab_node::binds_to_current_def_p): Likewise.
27241 * varpool.c (varpool_node::get_availability): Likewise.
27243 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
27246 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
27247 Fix mode size check.
27249 2016-04-15 Jakub Jelinek <jakub@redhat.com>
27251 * BASE-VER: Set to 7.0.0.
27253 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
27255 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
27257 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27259 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
27260 architecture revisions.
27262 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
27264 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
27265 * config/i386/i386.c (ix86_using_red_zone): No longer static.
27266 * config/i386/i386.md (stack decrement to push peepholes): Guard
27267 with !x86_using_red_zone ().
27269 2016-04-15 Jakub Jelinek <jakub@redhat.com>
27272 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
27273 to dump_generic_node.
27274 (NIY): Pass also flags to do_niy.
27276 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
27278 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
27279 (simd_clone_vector_of_formal_parm_types)
27280 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
27281 (simd_clone_mangle, simd_clone_create)
27282 (simd_clone_adjust_return_type, create_tmp_simd_array)
27283 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
27284 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
27285 (ipa_simd_modify_function_body, simd_clone_linear_addend)
27286 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
27287 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
27288 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
27289 * omp-simd-clone.c: ... this new file.
27290 (simd_clone_vector_of_formal_parm_types): Make it static.
27291 * Makefile.in (OBJS): Add omp-simd-clone.o.
27293 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
27296 * config/i386/sse.md: Use proper memory operand modifiers.
27299 2016-04-15 Richard Biener <rguenther@suse.de>
27300 Alan Modra <amodra@gmail.com>
27302 PR tree-optimization/70130
27303 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
27304 when alignment stays not the same and no not use the realign
27307 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
27310 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
27311 direct move handlers for KFmode. Change TFmode handlers test from
27312 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
27314 2016-04-14 Jakub Jelinek <jakub@redhat.com>
27317 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
27318 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
27319 (inlined_polymorphic_ctor_dtor_block_p): Use it.
27320 * tree-ssa-live.c (remove_unused_scope_block_p): When
27321 in_ctor_dtor_block, avoid discarding not just BLOCKs with
27322 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
27323 block_ultimate_origin is FUNCTION_DECL.
27324 (remove_unused_locals): If current_function_decl is
27325 polymorphic_ctor_dtor_p, pass initial true to
27326 remove_unused_scope_block_p' is_ctor_dtor_block.
27328 2016-04-14 Martin Sebor <msebor@redhat.com>
27333 * doc/extend.texi (Variable Length): Revert.
27335 2016-04-14 Marek Polacek <polacek@redhat.com>
27336 Jan Hubicka <hubicka@ucw.cz>
27339 * tree.c (verify_type): Disable the canonical type of main variant
27342 2016-04-14 Jason Merrill <jason@redhat.com>
27344 * cfgexpand.c, expr.c: Revert previous change.
27346 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
27348 PR middle-end/70643
27349 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
27350 when building a mem ref for the incoming reduction variable.
27352 2016-04-14 Richard Biener <rguenther@suse.de>
27354 PR tree-optimization/70614
27355 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
27356 loop if the evolution dropped to chrec_dont_know.
27357 (interpret_condition_phi): Likewise.
27359 2016-04-14 Richard Biener <rguenther@suse.de>
27361 PR tree-optimization/70623
27362 * tree-ssa-pre.c (changed_blocks): Make global ...
27363 (compute_antic): ... local here. Move and fix worklist
27364 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
27365 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
27366 worklist handling, dump when ANTIC_IN changed.
27367 (compute_partial_antic_aux): Remove worklist handling.
27368 (init_pre): Do not compute post dominators. Add a comment about
27369 the CFG order chosen.
27370 (fini_pre): Do not free post dominators.
27372 2016-04-13 Martin Sebor <msebor@redhat.com>
27377 * doc/extend.texi (Variable Length): Document C++ specifics.
27379 2016-04-13 Jakub Jelinek <jakub@redhat.com>
27382 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
27383 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
27384 eh edges have been purged.
27387 * tree-sra.c (create_access_replacement,
27388 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
27390 * tree-pretty-print.c (dump_fancy_name): New function.
27391 (dump_decl_name, dump_generic_node): Use it.
27393 2016-04-13 Jason Merrill <jason@redhat.com>
27395 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
27396 * expr.c (expand_expr_real_1): Likewise.
27398 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
27400 * config/i386/i386.md (kunpckhi): Swap operands.
27401 (kunpcksi): Likewise.
27402 (kunpckdi): Likewise.
27403 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
27404 (vec_pack_trunc_<mode>): Likewise.
27406 2016-04-13 Jakub Jelinek <jakub@redhat.com>
27409 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
27411 PR middle-end/70633
27412 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
27413 gimplification turns some element into non-constant.
27416 * rtl.h (convert_memory_address_addr_space_1): New prototype.
27417 * explow.c (convert_memory_address_addr_space_1): No longer static,
27418 add NO_EMIT argument and don't call convert_modes if true, pass
27419 it down recursively, remove break after return.
27420 (convert_memory_address_addr_space): Adjust caller.
27421 * simplify-rtx.c (simplify_unary_operation_1): Call
27422 convert_memory_address_addr_space_1 instead of convert_memory_address,
27423 if it returns NULL, don't simplify.
27425 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
27428 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
27430 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27432 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27433 Bump the upper SIMDLEN limits, so that if the return type or
27434 characteristic type if the return type is void can be passed in
27435 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
27438 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
27441 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
27442 Do not use "=" constraint on an input constraint.
27443 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
27444 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
27445 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
27446 generates (neg (abs ...)) instead of (abs ...).
27448 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27450 PR rtl-optimization/70596
27451 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
27452 just invalidate LRA data and reset them. Adjust dump wording.
27454 2016-04-12 Martin Liska <mliska@suse.cz>
27457 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27459 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27461 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27462 max_loop_iterations_int.
27463 (tree_unswitch_outer_loop): Likewise.
27464 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27465 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27467 2016-04-12 Tom de Vries <tom@codesourcery.com>
27469 PR tree-optimization/68756
27470 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
27471 instead of new_name.
27473 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27475 PR tree-optimization/70602
27476 * tree-sra.c (generate_subtree_copies): Don't write anything into
27477 constant pool decls.
27479 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
27480 regardless whether there are depend clauses or not.
27482 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
27485 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
27486 target attribute and pragma from changing the -mfloat128
27487 and -mfloat128-hardware options.
27489 * doc/extend.texi (Additional Floating Types): Document PowerPC
27490 __float128 restrictions.
27492 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27495 * config/aarch64/driver-aarch64.c
27496 (aarch64_get_extension_string_for_isa_flags): New.
27497 (arch_extension): Rename to...
27498 (aarch64_arch_extension): ...This.
27499 (ext_to_feat_string): Rename to...
27500 (aarch64_extensions): ...This.
27501 (aarch64_core_data): Keep track of architecture extension flags.
27502 (cpu_data): Rename to...
27503 (aarch64_cpu_data): ...This.
27504 (aarch64_arch_driver_info): Keep track of architecture extension
27506 (get_arch_name_from_id): Rename to...
27507 (get_arch_from_id): ...This, change return type.
27508 (host_detect_local_cpu): Update and reformat for renames, handle
27509 extensions through common infrastructure.
27511 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27514 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
27515 track of a canonical flag name.
27516 (all_extensions): Likewise.
27517 (arch_to_arch_name): Also track extension flags enabled by the arch.
27518 (all_architectures): Likewise.
27519 (aarch64_parse_extension): Move to here.
27520 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
27522 (aarch64_rewrite_selected_cpu): Update for above change.
27523 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
27524 are handled, such that the single explicit value enabled by an
27525 extension is kept seperate from the implicit values it also enables.
27526 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
27528 (aarch64_parse_extension): New.
27529 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
27530 here to config/aarch64/aarch64-protos.h.
27531 (aarch64_parse_extension): Move from here to
27532 common/config/aarch64/aarch64-common.c.
27533 (aarch64_option_print): Update.
27534 (aarch64_declare_function_name): Likewise.
27535 (aarch64_start_file): Likewise.
27536 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
27537 the canonical flag for extensions.
27538 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
27541 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27543 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
27546 2016-04-09 Tom de Vries <tom@codesourcery.com>
27548 PR tree-optimization/68953
27549 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
27550 first to last subscript.
27552 2016-04-09 Jakub Jelinek <jakub@redhat.com>
27554 PR tree-optimization/70586
27555 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
27558 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
27562 PR tree-optimization/70373
27563 PR middle-end/70533
27564 PR middle-end/70534
27565 PR middle-end/70535
27566 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
27567 clauses for acc parallel reductions as necessary. Error on those
27569 * omp-low.c (scan_sharing_clauses): Don't install variables which
27570 are used in acc parallel reductions.
27571 (lower_rec_input_clauses): Remove dead code.
27572 (lower_oacc_reductions): Add support for reference reductions.
27573 (lower_reduction_clauses): Remove dead code.
27574 (lower_omp_target): Don't remap variables appearing in acc parallel
27576 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
27578 2016-04-08 Jakub Jelinek <jakub@redhat.com>
27580 PR middle-end/70593
27581 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
27582 with multiple SSA_NAME defs, force the outputs other than first
27583 to be live before calling live_track_process_def on each output.
27585 PR rtl-optimization/70574
27586 * fwprop.c (forward_propagate_and_simplify): Don't add
27587 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
27588 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
27589 paradoxical subregs within *loc.
27591 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
27593 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
27594 -ftree-parallelize-loops={0,1}.
27595 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
27596 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
27597 * config/ia64/hpux.h (LIB_SPEC): Likewise.
27598 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
27599 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
27601 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
27604 * asan.c (instrument_derefs): If we get unknown location, extract it
27605 with EXPR_LOCATION.
27606 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
27608 2016-04-08 Tom de Vries <tom@codesourcery.com>
27610 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
27611 implicit firstprivate clause.
27613 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27616 * config/arm/thumb2.md (tst + branch-> lsls + branch
27617 peephole below *orsi_not_shiftsi_si): Require that condition
27618 register is dead after the peephole.
27619 (second peephole after the above): Likewise.
27621 2016-04-08 Alan Modra <amodra@gmail.com>
27624 * builtins.c (fold_builtin_classify): For IBM extended precision,
27625 look at just the high-order double to test for NaN.
27626 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
27627 test just the high double for Inf but both doubles for subnormal
27630 2016-04-07 Jakub Jelinek <jakub@redhat.com>
27632 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
27633 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
27634 node->simdclone->mask_mode != VOIDmode masks.
27635 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
27636 earlier, use it instead of node->simdclone.
27637 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27638 Set clonei->mask_mode.
27640 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
27643 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
27644 Pass it through to cp_parser_already_scoped_statement.
27645 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
27646 it through to cp_parser_statement.
27647 (cp_parser_statement): Pass IF_P through to
27648 cp_parser_iteration_statement.
27649 (cp_parser_pragma): Adjust call to
27650 cp_parser_iteration_statement.
27652 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
27655 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
27656 resolve a future -Wparentheses warning.
27657 * omp-low.c (scan_sharing_clauses): Likewise.
27658 * tree-parloops.c (eliminate_local_variables): Likewise.
27660 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
27662 PR rtl-optimization/70398
27663 * lra-constraints.c (process_address_1): Check zero scale and code
27664 for reloading with zero scale.
27666 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
27668 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
27669 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
27671 2016-04-06 Jakub Jelinek <jakub@redhat.com>
27673 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27674 Add support for AVX512F clones, include them by default for
27675 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
27676 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
27679 PR middle-end/70550
27680 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
27681 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
27682 firstprivate clauses.
27683 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
27684 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
27685 (lower_omp_target): Set TREE_NO_WARNING for
27686 non-addressable possibly uninitialized vars which are copied into
27687 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
27689 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
27691 * config/pa/predicates.md (integer_store_memory_operand): Accept
27692 REG+D operands with a large offset when reload_in_progress is true.
27693 (floating_point_store_memory_operand): Likewise.
27695 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27698 * match.pd (nested int casts): Limit to GIMPLE.
27700 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
27703 * ipa-devirt.c (maybe_record_node): Fix comment; use
27704 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
27706 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27708 PR rtl-optimization/70542
27709 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
27710 if there are any uses other than insn or debug insns.
27712 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
27713 Jakub Jelinek <jakub@redhat.com>
27715 PR tree-optimization/70509
27716 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
27717 Shift HOST_WIDE_INT_1U instead of 1.
27719 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
27721 PR tree-optimization/70509
27722 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
27723 of the vector base type for index.
27725 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
27728 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
27730 2016-04-05 Richard Biener <rguenther@suse.de>
27732 PR tree-optimization/70526
27733 * tree-sra.c (build_ref_for_offset): Use prev_base to
27734 extract the alias pointer type.
27736 2016-04-05 Richard Biener <rguenther@suse.de>
27738 * dse.c (struct store_info): Remove alias_set member.
27739 (struct read_info_type): Likewise.
27740 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
27741 spill_deleted, clear_alias_set_lookup): Remove.
27742 (get_group_info): Remove dead base == NULL_RTX case.
27743 (dse_step0): Remove initialization of removed variables.
27744 (delete_dead_store_insn): Reomve alias set dumping.
27745 (free_read_records): Remove alias_set handling.
27746 (canon_address): Remove alias_set_out parameter.
27747 (record_store): Remove spill_alias_set, it's always zero.
27748 (check_mem_read_rtx): Likewise.
27749 (dse_step2): Rename from ...
27750 (dse_step2_nospill): ... this. Adjust.
27751 (scan_stores): Rename from ...
27752 (scan_stores_nospill): ... this.
27753 (scan_reads): Rename from ...
27754 (scan_reads_nospill): ... this.
27755 (scan_stores_spill, scan_reads_spill): Remove.
27756 (dse_step3_scan): Remove for_spills argument which is always false.
27757 (dse_step3): Likewise.
27758 (dse_step5): Rename from ...
27759 (dse_step5_nospill): ... this. Remove alias_set handling.
27760 (rest_of_handle_dse): Adjust.
27762 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27765 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
27766 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
27767 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
27768 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
27770 2016-04-05 Richard Biener <rguenther@suse.de>
27772 PR middle-end/70499
27773 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
27774 non-register type temporaries into SSA.
27776 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
27779 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
27780 calls when sanitizing.
27781 (possible_polymorphic_call_target_p): Fix formatting.
27783 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27784 Jakub Jelinek <jakub@redhat.com>
27786 PR middle-end/70457
27787 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
27788 to ensure a call statement is compatible with a built-in's
27790 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
27793 2016-04-04 Richard Biener <rguenther@suse.de>
27795 PR rtl-optimization/70484
27796 * rtl.h (canon_output_dependence): Declare.
27797 * alias.c (canon_output_dependence): New function.
27798 * dse.c (record_store): Use canon_output_dependence rather
27799 than canon_true_dependence.
27801 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27804 * cgraph.h (symtab_node::copy_visibility_from): New function.
27805 * symtab.c (symtab_node::copy_visibility_from): New function.
27806 * ipa-visibility.c (optimize_weakref): New function.
27807 (function_and_variable_visibility): Use it.
27809 2016-04-04 Martin Liska <mliska@suse.cz>
27812 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
27813 value that is really in range handled by SBR instruction.
27814 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
27815 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
27816 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
27818 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
27822 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
27823 set, but not for SP_REG operands.
27825 2016-04-02 Martin Sebor <msebor@redhat.com>
27828 * fold-const.c (maybe_nonzero_address): New function.
27829 (fold_comparison): Call it. Fold equality and relational
27830 expressions involving null pointers.
27831 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
27833 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
27835 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
27836 the "Y" constraint (scalar FP 0.0 immediate).
27838 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
27839 Add the "const_double" to the list of operand constraints.
27841 2016-04-01 Jakub Jelinek <jakub@redhat.com>
27843 PR rtl-optimization/70467
27844 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
27845 If low word of the last operand is 0, just emit addition/subtraction
27848 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27851 * config/s390/s390.c (s390_expand_insv): Check for everything
27852 constant instead of just VOIDmode stuff.
27854 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27857 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
27859 2016-04-01 Nathan Sidwell <nathan@acm.org>
27861 * tree.def (TRY_CATCH_EXPR): Correct documentation.
27863 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
27865 PR rtl-optimization/70461
27866 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
27869 2016-03-31 Martin Liska <mliska@suse.cz>
27872 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
27873 a tree value or an immediate integer value to a buffer
27874 that is eventually copied to a BRIG section.
27875 (emit_immediate_operand): Call the function here.
27876 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
27877 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
27878 of class' fields that are removed.
27879 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
27880 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
27881 m_brig_repr_size fields.
27883 2016-03-31 Martin Liska <mliska@suse.cz>
27886 * hsa-gen.c (hsa_function_representation::update_dominance): New
27888 (convert_addr_to_flat_segment): Likewise.
27889 (gen_hsa_memory_set): New alignment argument.
27890 (gen_hsa_ctor_assignment): Likewise.
27891 (gen_hsa_insns_for_single_assignment): Provide alignment
27892 to gen_hsa_ctor_assignment.
27893 (gen_hsa_insns_for_direct_call): Add new argument.
27894 (expand_lhs_of_string_op): New function.
27895 (expand_string_operation_builtin): Likewise.
27896 (expand_memory_copy): New function.
27897 (expand_memory_set): New function.
27898 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
27899 (convert_switch_statements): Change signature.
27900 (generate_hsa): Use a return value of the function.
27901 (pass_gen_hsail::execute): Do not call
27902 convert_switch_statements here.
27903 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
27904 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
27905 (hsa_function_representation::update_dominance): New function.
27907 2016-03-31 Martin Liska <mliska@suse.cz>
27910 * hsa-brig.c (emit_directive_variable): Emit alignment
27911 according to hsa_symbol::m_align.
27912 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
27913 (dump_hsa_symbol): Dump alignment of HSA symbols.
27914 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
27915 (gen_hsa_addr_with_align): New function.
27916 (hsa_bitmemref_alignment): Use newly added function.
27917 (gen_hsa_insns_for_load): Likewise.
27918 (gen_hsa_insns_for_store): Likewise.
27919 (gen_hsa_memory_copy): New argument added.
27920 (gen_hsa_insns_for_single_assignment): Respect
27921 alignment for assignments processed via gen_hsa_memory_copy.
27922 (gen_hsa_insns_for_direct_call): Likewise.
27923 (gen_hsa_insns_for_return): Likewise.
27924 (gen_function_def_parameters): Set default alignment.
27925 * hsa.c (hsa_object_alignment): New function.
27926 (hsa_byte_alignment): Pasted function.
27927 * hsa.h (hsa_symbol::m_align): New field.
27929 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27931 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
27932 scratch field for goto case.
27934 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
27936 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
27938 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
27941 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
27942 (scalar_chain::convert_insn): Call convert_op for reg
27943 moves to handle undefined registers.
27945 2016-03-31 Nathan Sidwell <nathan@acm.org>
27948 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
27949 Assert we don't want to move backwards.
27951 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
27954 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
27956 2016-03-31 Jakub Jelinek <jakub@redhat.com>
27958 PR rtl-optimization/70460
27959 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
27960 with operand from REG_LABEL_OPERAND, instead substitute
27961 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
27962 Don't do anything for REG_NON_LOCAL_GOTO jumps.
27964 2016-03-31 Martin Liska <mliska@suse.cz>
27966 * passes.c (execute_one_pass): Do not call
27967 todo_after for a discarded function.
27969 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27971 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
27972 (no_cost, infinite_cost): Initialize the new field.
27973 (get_computation_cost_at): Record setup cost.
27974 (determine_use_iv_cost_address): Skip cost computation for sub
27975 uses if we can estimate it without losing accuracy.
27977 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27979 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27981 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27982 max_loop_iterations_int.
27983 (tree_unswitch_outer_loop): Likewise.
27984 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27985 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27987 2016-03-30 Richard Biener <rguenther@suse.de>
27989 PR middle-end/70450
27990 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
27992 2016-03-30 Jakub Jelinek <jakub@redhat.com>
27995 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
27996 in gen_blendm expander.
27998 2016-03-30 Nick Clifton <nickc@redhat.com>
28001 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
28002 case where we are already provided with an SImode SUBREG.
28004 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
28007 * config/i386/i386.c (ix86_expand_epilogue): Properly check
28008 conflict between DRAP register and __builtin_eh_return.
28010 2016-03-30 Michael Matz <matz@suse.de>
28011 Richard Biener <rguenther@suse.de>
28014 * ipa-polymorphic-call.c (struct type_change_info): Change
28015 speculative to an unsigned allowing to limit the work we do.
28016 (csftc_abort_walking_p): New inline function..
28017 (check_stmt_for_type_change): Limit the number of may-defs
28018 skipped for speculative devirtualization to
28019 max-speculative-devirt-maydefs.
28020 * params.def (max-speculative-devirt-maydefs): New param.
28021 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
28023 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
28026 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
28029 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
28031 PR tree-optimization/59124
28032 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
28033 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
28035 2016-03-29 Jeff Law <law@redhat.com>
28037 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
28039 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28041 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
28044 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
28046 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
28047 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
28048 gcrt0.o if linking dynamically.
28050 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28053 * ipa-devirt.c (methods_equal_p): New function.
28054 (compare_virtual_tables): Use it.
28055 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
28056 * cgraphclones.c (clone_function_name_1): Use
28057 symbol_table::symbol_suffix_separator.
28058 * coverage.c (build_var): Likewise.
28059 * symtab.c (symbol_table::symbol_suffix_separator): New.
28061 2016-03-29 Jakub Jelinek <jakub@redhat.com>
28063 PR rtl-optimization/70429
28064 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
28065 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
28066 mode != result_mode.
28069 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
28071 PR tree-optimization/70405
28072 * ssa-iterators.h (num_imm_uses): Add missing braces.
28074 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
28076 PR rtl-optimization/68695
28077 * ira-color.c (allocno_copy_cost_saving): New.
28078 (improve_allocation): Use it.
28080 2016-03-29 Richard Henderson <rth@redhat.com>
28082 PR middle-end/70355
28083 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
28085 2016-03-29 Richard Biener <rguenther@suse.de>
28087 PR middle-end/70424
28088 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
28089 use alignment returned by get_pointer_alignment_1 if it is
28090 bigger than BITS_PER_UNIT.
28091 * builtins.c (get_pointer_alignment_1): Do not return true
28092 for alignment extracted from SSA info.
28094 2016-03-28 James Bowman <james.bowman@ftdichip.com>
28096 * config/ft32/ft32.opt (mnodiv): New.
28097 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
28098 * doc/invoke.texi (FT32 Options -mnodiv): New.
28100 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
28103 * config/i386/i386.md (define_split, andn): Fix modes.
28105 2016-03-26 Richard Biener <rguenther@suse.de>
28106 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
28109 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
28111 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
28112 as 2nd argument to cl_optimization_restore().
28114 2016-03-25 Richard Henderson <rth@redhat.com>
28117 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
28118 * config/aarch64/aarch64-protos.h: Declare it.
28119 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
28121 2016-03-25 Alan Modra <amodra@gmail.com>
28124 * config/rs6000/constraints.md (j): Simplify.
28125 * config/rs6000/predicates.md (easy_fp_constant): Exclude
28127 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
28128 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
28129 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
28130 in all constraint alternatives.
28131 (movtd_64bit_nodm): Delete "j" constraint alternative.
28133 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
28135 * tree-ssa-propagate.c: Enhance docs for
28136 SSA_PROP_NOT_INTERESTING.
28138 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
28140 * doc/extend.texi: Fix typo in documentation to pure attribute.
28142 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
28145 * config/pa/pa.md (bswapdi2): Use a scratch register.
28147 2016-03-24 Richard Henderson <rth@redhat.com>
28149 PR middle-end/69845
28150 * fold-const.c (extract_muldiv_1): Correct test for multiplication
28153 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
28155 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
28156 using ix86_expand_binary_operator instead of gen_andsi3.
28158 2016-03-24 Richard Biener <rguenther@suse.de>
28160 PR tree-optimization/70396
28161 * tree-vect-stmts.c (vectorizable_comparison): Use
28162 get_vectype_for_scalar_type.
28164 2016-03-24 Richard Biener <rguenther@suse.de>
28166 PR middle-end/70370
28167 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
28168 with register bases.
28170 2016-03-24 Richard Biener <rguenther@suse.de>
28172 PR tree-optimization/70372
28173 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
28174 build_all_ones_cst to also handle vector types correctly.
28176 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
28179 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
28182 2016-03-23 Marek Polacek <polacek@redhat.com>
28185 * doc/invoke.texi: Document -Wignored-attributes.
28187 2016-03-23 Bin Cheng <bin.cheng@arm.com>
28189 PR tree-optimization/69042
28190 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
28191 parameter from 30 to 40.
28193 2016-03-23 Bin Cheng <bin.cheng@arm.com>
28195 PR tree-optimization/69042
28196 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
28197 for use with constant offset stripped in base.
28199 2016-03-23 Richard Biener <rguenther@suse.de>
28201 PR middle-end/70251
28202 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
28203 mode compatibility check.
28204 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28206 2016-03-23 Jeff Law <law@redhat.com>
28208 PR tree-optimization/64058
28209 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
28211 (struct ssa_conflicts): Move up earlier in the file.
28212 (conflicts_, var_map_): New static variables.
28213 (initialize_conflict_count): New function to initialize the
28214 CONFLICT_COUNT field for each conflict pair.
28215 (compare_pairs): Lazily initialize the conflict count and use it
28216 as the first tie-breaker.
28217 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
28218 and wipe conflicts_ and map_ around the call to qsort. Remove
28219 special case for 2 coalesce pairs.
28220 * bitmap.c (bitmap_count_unique_bits): New function.
28221 (bitmap_count_bits_in_word): New function, extracted from
28223 (bitmap_count_bits): Use bitmap_count_bits_in_word.
28224 * bitmap.h (bitmap_count_unique_bits): Declare it.
28226 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
28229 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
28230 transparent alias chain for decl assembler name.
28231 * config/sol2.c (solaris_assemble_visibility): Likewise.
28233 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28235 * config/arm/arm1020e.md (1020call_op): Reduce reservation
28237 (v10_fdivs): Likewise.
28238 (v10_fdivd): Likewise.
28240 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28243 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
28244 to not call fclose twice on file.
28246 2016-03-23 Jakub Jelinek <jakub@redhat.com>
28248 PR tree-optimization/70354
28249 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
28250 oprnd0 is wider than oprnd1 and there is a cast from the wider
28251 type to oprnd1, mask it with the mask of the narrower type.
28254 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
28255 Optimize TARGET_STV splitters, if high or low word of last argument
28258 2016-03-22 Jeff Law <law@redhat.com>
28261 tree-ssa-threadbackward.c
28262 (fsm_find_control_statement_thread_paths): Correctly distinguish
28263 between old style jump threads vs FSM jump threads.
28265 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
28268 * config/i386/i386.c (scalar_chain::convert_op): Support
28269 uninitialized register usage case.
28271 2016-03-22 Richard Biener <rguenther@suse.de>
28273 PR middle-end/70251
28274 * genmatch.c (gen_transform): Adjust last parameter to a three-state
28276 (capture::gen_transform): ... to change behavior when substituting
28277 a condition into cond or not-cond expr context.
28278 (dt_simplify::gen_1): Adjust.
28279 * gimple-match-head.c: Include gimplify.h for unshare_expr.
28280 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
28281 last change and instead change to
28282 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
28283 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28285 2016-03-22 Anthony Green <green@moxielogic.com>
28287 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
28288 issue for moxiebox targets.
28289 (CC1PLUS_SPEC): Ditto.
28291 2016-03-22 Richard Biener <rguenther@suse.de>
28293 PR middle-end/70333
28294 * fold-const.c (extract_muldiv_1): Properly perform multiplication
28297 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
28299 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
28301 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
28304 * config/i386/i386.c (def_builtin): Handle
28305 OPTION_MASK_ISA_AVX512VL to be and-ed with other
28307 (const struct builtin_description bdesc_special_args[]):
28308 Remove duplicate ISA bits.
28310 2016-03-22 Jakub Jelinek <jakub@redhat.com>
28313 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
28314 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
28315 in a way that works also for AVX512BW.
28318 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
28319 instead of source if operands[1] is xmm16 and above and
28320 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
28321 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
28324 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
28325 on assign if (*from_p) is a comparison, set it to
28326 TREE_NO_WARNING (*from_p).
28328 2016-03-21 Jakub Jelinek <jakub@redhat.com>
28330 PR middle-end/70326
28331 * lra.c (restore_scratches): Ignore deleted insns.
28333 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
28334 Jakub Jelinek <jakub@redhat.com>
28336 PR tree-optimization/70317
28337 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
28340 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
28343 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
28344 of ix86_expand_move.
28346 (movti): Use general_operand for operand 1 predicate.
28348 2016-03-21 Martin Liska <mliska@suse.cz>
28350 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
28352 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
28354 2016-03-21 Martin Liska <mliska@suse.cz>
28357 * ipa-icf.c (sem_function::parse): Skip static
28358 constructors and destructors.
28360 2016-03-21 Jakub Jelinek <jakub@redhat.com>
28363 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
28364 function-like macro, peek following token(s) if it is followed
28365 by CPP_OPEN_PAREN token with optional padding in between, and
28366 if not, don't treat it like a macro.
28368 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
28369 Alexander Monakov <amonakov@ispras.ru>
28371 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
28372 for the stabs debug format.
28374 2016-03-21 Richard Biener <rguenther@suse.de>
28376 PR tree-optimization/70310
28377 * tree-vect-generic.c (expand_vector_condition): Fold the built
28380 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
28383 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
28384 Block third alternative for AVX-512VL target,
28386 2016-03-21 Martin Liska <mliska@suse.cz>
28389 * hsa-brig.c (emit_function_directives): Mark unemitted
28390 global variables for emission.
28391 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
28392 (get_symbol_for_decl): Likewise.
28393 * hsa.h (struct hsa_symbol): New flag.
28395 2016-03-21 Richard Biener <rguenther@suse.de>
28397 PR tree-optimization/70288
28398 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
28399 we do not estimate unsimplified all-constant conditionals or
28400 switches as optimized away.
28402 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
28404 PR rtl-optimization/69102
28405 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
28406 when we have a readonly dependency context.
28408 2016-03-18 Jeff Law <law@redhat.com>
28410 PR rtl-optimization/70263
28411 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
28412 (update_equiv_regs): When trying to move a store to after the insn
28413 that sets the source of the store, make sure the store occurs after
28414 the insn that sets the source of the store. When successful note
28415 the REG_EQUIV note created in the dump file.
28417 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
28418 Bernd Schmidt <bschmidt@redhat.com>
28420 * doc/extend.texi: Document more potential problems with basic asms.
28422 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
28424 PR rtl-optimization/70278
28425 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
28428 2016-03-18 Jason Merrill <jason@redhat.com>
28430 * calls.c (load_register_parameters): Fix zero size sibcall logic.
28432 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
28434 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
28435 values to 128b regs.
28437 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
28439 PR tree-optimization/70252
28440 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
28441 boolean vector has a proper number of elements.
28442 (supportable_narrowing_operation): Likewise.
28444 2016-03-18 Tom de Vries <tom@codesourcery.com>
28447 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
28449 2016-03-18 Jakub Jelinek <jakub@redhat.com>
28451 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
28452 instead of replace_rtx for DEBUG_INSNs.
28454 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28456 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
28457 load type reservations.
28459 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
28462 * config/pa/constraints.md: Revert 2015-02-13 change. Use
28463 define_constraint for "Q" and "T" constraints.
28465 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
28467 Tweak the pipeline model for Exynos M1
28469 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
28472 2016-03-17 David Malcolm <dmalcolm@redhat.com>
28475 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
28476 where one or both locations aren't within a line_map.
28478 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
28481 * opts.c (finish_options): Don't set flag_pie to the default if
28482 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
28485 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
28487 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
28488 true as ALL_REGS argument to replace_rtx.
28490 2016-03-17 Richard Biener <rguenther@suse.de>
28493 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
28496 2016-03-17 Jakub Jelinek <jakub@redhat.com>
28499 * rtl.h (replace_rtx): Add ALL_REGS argument.
28500 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
28501 equality and assert mode is the same, instead of just rtx pointer
28503 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
28504 true as ALL_REGS argument to replace_rtx.
28506 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
28508 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
28509 for boolean vector with vector mode only.
28510 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28512 2016-03-17 Nick Clifton <nickc@redhat.com>
28515 * config/rx/rx.c (rx_print_integer): Print negative constants in
28518 2016-03-17 Jakub Jelinek <jakub@redhat.com>
28521 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
28523 2016-03-16 Richard Henderson <rth@redhat.com>
28524 Richard Biener <rguenth@suse.de>
28526 PR middle-end/70240
28527 PR middle-end/68215
28529 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
28530 first operand as is_gimple_condexpr.
28532 PR middle-end/70240
28533 PR middle-end/68215
28535 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
28536 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
28537 Do not gimplify the result.
28538 (do_unop): Adjust call to tree_vec_extract.
28539 (do_binop): Likewise.
28540 (do_compare): Likewise.
28541 (do_plus_minus): Likewise.
28542 (do_negate): Likewise.
28543 (expand_vector_condition): Likewise.
28544 (do_cond): Likewise.
28546 2016-03-16 Richard Henderson <rth@redhat.com>
28549 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
28550 (aarch64_classify_address): Use it.
28551 (aarch64_legitimize_address): Force all subexpressions of PLUS
28552 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
28554 2016-03-16 Jakub Jelinek <jakub@redhat.com>
28555 Richard Biener <rguenth@suse.de>
28558 * rtlanal.c (replace_rtx): For REG, if from is a REG,
28559 return to even if only REGNO is equal, and assert
28562 2016-03-11 Jeff Law <law@redhat.com>
28564 PR rtl-optimization/70224
28565 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
28567 2016-03-16 Richard Henderson <rth@redhat.com>
28569 PR middle-end/70199
28570 * function.h (struct function): Add has_forced_label_in_static.
28571 * gimplify.c (force_labels_r): Set it.
28572 * lto-streamer-in.c (input_struct_function_base): Read it.
28573 * lto-streamer-out.c (output_struct_function_base): Write it.
28574 * tree-inline.c (has_label_address_in_static_1): Remove.
28575 (copy_forbidden): Remove fndecl parameter; test
28576 has_forced_label_in_static.
28577 (inline_forbidden_p): Update call to copy_forbidden.
28578 (tree_versionable_function_p): Likewise.
28579 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
28580 (chkp_versioning): Likewise.
28581 * tree-inline.h (copy_forbidden): Update decl.
28583 2016-03-16 Marek Polacek <polacek@redhat.com>
28586 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
28587 function being thunked if the result type doesn't have fixed size.
28588 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
28589 doesn't have fixed size.
28591 2016-03-16 Bin Cheng <bin.cheng@arm.com>
28593 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
28594 reporting malformed loop nest.
28596 2016-03-16 Tom de Vries <tom@codesourcery.com>
28599 * ipa-devirt.c (possible_polymorphic_call_targets): Move
28600 nodes.length () == 1 test to before first nodes[0] access.
28602 2016-03-16 Tom de Vries <tom@codesourcery.com>
28604 PR tree-optimization/68715
28605 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
28606 single_pred_p test.
28608 2016-03-16 Tom de Vries <tom@codesourcery.com>
28610 PR tree-optimization/68809
28611 * graphite-scop-detection.c (same_close_phi_node): Test if result types
28614 2016-03-16 Carlos O'Donell <carlos@redhat.com>
28615 Sandra Loosemore <sandra@codesourcery.com>
28617 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
28618 on leaf attribute. Mention ELF interposition problems.
28620 2016-03-16 Alan Modra <amodra@gmail.com>
28622 PR rtl-optimization/69195
28623 PR rtl-optimization/47992
28624 * ira.c (indirect_jump_optimize): Ignore artificial defs.
28627 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
28630 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
28632 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
28634 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
28636 2016-03-15 Jakub Jelinek <jakub@redhat.com>
28638 PR rtl-optimization/70222
28639 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
28640 optimization if mode is different from result_mode, queue up masking
28641 of the result in outer_op. Formatting fix.
28643 PR middle-end/70239
28644 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
28647 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28649 PR rtl-optimization/69032
28650 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
28651 looping backwards over basic block insns.
28653 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28656 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
28657 to non-speculative when propagating trap bits.
28659 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28661 PR rtl-optimization/63384
28662 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
28663 DEBUG_INSN_P insns.
28665 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28668 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
28669 factored out from ...
28670 (sched_analyze_insn): ... here.
28671 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
28672 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
28673 get_implicit_reg_pending_clobbers in it.
28674 (setup_id_reg_sets): Use setup_id_implicit_regs.
28675 (deps_init_id): Ditto.
28677 2016-03-15 Tom de Vries <tom@codesourcery.com>
28680 * cgraph.c (cgraph_node::get_body): Save, reset and restore
28682 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
28683 execute_function_dump.
28684 (execute_one_pass): Don't dump function if it will be dumped after ipa
28687 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
28689 * genrecog.c (match_pattern_2): If pred is NULL don't call
28690 safe_predicate_mode on it.
28692 2016-03-14 Jakub Jelinek <jakub@redhat.com>
28694 PR middle-end/70219
28695 * lra-constraints.c (delete_move_and_clobber): Change assertion
28696 to also allow dregno == 0.
28698 2016-03-14 Richard Henderson <rth@redhat.com>
28701 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
28702 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
28703 (reassociate_bb): Use optimize_vec_cond_expr; avoid
28704 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
28707 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
28710 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
28712 (lra_create_live_ranges_1): initialize hard register biggest_mode to
28714 * lra-constraints.c (split_reg): For hard regs, try to find the
28715 biggest single-register mode used in the function.
28717 2016-03-14 Richard Biener <rguenther@suse.de>
28719 PR tree-optimization/56365
28720 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
28721 constants to compare against.
28723 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
28726 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
28727 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
28728 (define_split for the GPR case): Use int_reg_operand instead of
28729 gpc_reg_operand for the output.
28731 2016-03-14 Tom de Vries <tom@codesourcery.com>
28733 PR tree-optimization/70045
28734 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
28735 create_empty_if_region_on_edge argument.
28737 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
28739 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
28740 (STACK_CHECK_PROTECT): Likewise.
28741 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28742 (STACK_CHECK_PROTECT): Likewise.
28743 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28744 (STACK_CHECK_PROTECT): Likewise.
28745 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
28746 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
28747 (STACK_CHECK_PROTECT): Likewise.
28749 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
28751 PR rtl-optimization/69307
28752 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
28753 registers in modes that span more than one register.
28755 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
28758 * lra-constraints.c (delete_move_and_clobber): New.
28759 (remove_inheritance_pseudos): Use it.
28761 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
28764 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
28765 the libcall is LCT_THROW.
28766 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
28767 for the checking routine.
28769 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28772 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
28773 optimization if we have direct move.
28774 (roundu32<mode>2_fprs): Likewise.
28776 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
28779 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
28781 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
28782 Arguments swapped. All callers changed. Take reg_renumber into
28783 account, and Calculate and compare register ranges for hard regs.
28785 2016-03-11 Jeff Law <law@redhat.com>
28787 PR tree-optimization/70190
28788 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28789 Handle cases where we can not extract the taken edge, even though we
28790 found a constant value.
28792 PR tree-optimization/64058
28793 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
28794 (num_coalesce_pairs): Move up earlier in file.
28795 (find_coalesce_pair): Initialize the INDEX field for each pair
28797 (compare_pairs): No longer sort on the elements in each pair.
28798 Instead break ties with the index of the coalesce pair.
28800 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28803 * config/aarch64/aarch64-protos.h
28804 (aarch64_save_restore_target_globals): New prototype.
28805 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
28806 Call the above when popping pragma.
28807 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
28809 (aarch64_set_current_function): Rewrite using the above.
28811 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28813 PR tree-optimization/70177
28814 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
28815 (extract_ops_from_tree): ... this. In the 2 argument
28816 overload remove _1 suffix.
28817 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
28818 (extract_ops_from_tree): ... this.
28819 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
28821 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
28822 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
28823 extract_ops_from_tree instead of 2 operand one.
28825 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
28827 PR tree-optimization/70013
28828 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
28829 for constant-pool entries.
28831 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28833 PR rtl-optimization/70174
28834 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
28835 followed by gen_lowpart on force_reg instead of just gen_lowpart.
28837 PR tree-optimization/70169
28838 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
28839 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
28842 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
28843 Jakub Jelinek <jakub@redhat.com>
28846 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
28847 of uninitialized values.
28849 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28851 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
28853 ("*trunctddd2"): New pattern definition.
28854 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
28857 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28859 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
28860 definitions for BFP and DFP rounding modes.
28861 ("fixuns_truncdddi2", "fixuns_trunctddi2")
28862 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
28863 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
28864 ("fix_trunctf<mode>2"): Use the new constants instead of magic
28867 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28869 * config/s390/constraints.md: Adjust comment.
28870 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
28871 s390_decompose_addrstyle_without_index.
28872 * config/s390/predicates.md (shift_count_or_setmem_operand):
28873 Rename to setmem_operand.
28874 * config/s390/s390-protos.h
28875 (s390_decompose_shift_count): Rename to
28876 s390_decompose_addrstyle_without_index.
28877 * config/s390/s390.c (s390_decompose_shift_count)
28878 (s390_mem_constraint, print_shift_count_operand)
28879 (print_operand_address, print_operand): Rename
28880 s390_decompose_shift_count to
28881 s390_decompose_addrstyle_without_index and rename
28882 print_shift_count_operand to print_addrstyle_operand troughout the
28884 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
28885 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
28886 Rename shift_count_or_setmem_operand to setmem_operand.
28887 * config/s390/vx-builtins.md ("vec_insert<mode>")
28888 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
28891 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28894 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
28895 Handle overlapping retval and newval.
28897 2016-03-10 Nick Clifton <nickc@redhat.com>
28900 * config/aarch64/aarch64.c
28901 (aarch64_override_options_after_change_1): When forcing
28902 flag_omit_frame_pointer to be true, use a special value that can
28903 be detected if this function is called again, thus preventing
28904 flag_omit_leaf_frame_pointer from being forced to be false.
28906 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28908 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
28909 Set x_flag_omit_leaf_frame_pointer when handling
28910 -momit-leaf-frame-pointer.
28912 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28915 * cgraph.c (cgraph_node::dump): Dump split_part and
28916 indirect_call_target.
28917 * cgraph.h (cgraph_node): Add indirect_call_target flag.
28918 * ipa.c (has_addr_references_p): Cleanup.
28919 (is_indirect_call_target_p): New.
28920 (walk_polymorphic_call_targets): Do not mark virtuals that may be
28921 called indirectly as local.
28922 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
28924 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28927 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28928 on cxa_pure_virtual.
28930 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28933 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
28935 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28938 * tree.c (need_assembler_name_p): Only record main variant type names.
28940 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28943 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
28944 Always define to 0 or 1.
28945 (TARGET_FIX_ERR_A53_843419): New macro.
28946 * config/aarch64/aarch64-elf-raw.h
28947 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
28948 * config/aarch64/aarch64-linux.h: Likewise.
28949 * config/aarch64/aarch64.c
28950 (aarch64_override_options_after_change_1): Do not default
28951 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
28953 (aarch64_attributes): Handle fix-cortex-a53-843419.
28954 (aarch64_can_inline_p): Likewise.
28955 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
28957 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
28958 Jakub Jelinek <jakub@redhat.com>
28960 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
28961 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
28962 DECL_COMMONS if flag_unconstrained_commons is set.
28963 * tree-dfa.c (get_ref_base_and_extent): Likewise.
28964 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
28965 (funconstrained-commons): Document.
28967 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28969 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
28970 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
28972 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
28974 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
28975 has a proper number of elements.
28977 2016-03-10 Alan Modra <amodra@gmail.com>
28979 PR rtl-optimization/69195
28980 PR rtl-optimization/47992
28981 * ira.c (recorded_label_ref): Delete.
28982 (update_equiv_regs): Return void.
28983 (indirect_jump_optimize): New function.
28984 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
28985 before regstat_compute_ri. Don't rebuild_jump_labels here.
28986 Delete update_regstat.
28988 2016-03-10 Richard Biener <rguenther@suse.de>
28990 PR tree-optimization/70128
28991 * tree-ssa-structalias.c (set_uids_in_ptset): Set
28992 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
28994 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28996 PR tree-optimization/70152
28997 * tree-sra.c (replace_removed_params_ssa_names): Copy over
28998 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
29001 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
29002 instead of gen_sse2_loadlpd.
29003 * config/i386/sse.md (*vec_concatv2df): Rename to...
29004 (vec_concatv2df): ... this.
29006 PR tree-optimization/70127
29007 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
29009 2016-03-09 David Malcolm <dmalcolm@redhat.com>
29013 * diagnostic-show-locus.c (compatible_locations_p): New function.
29014 (layout::layout): Sanitize ranges using compatible_locations_p.
29016 2016-03-09 David Malcolm <dmalcolm@redhat.com>
29020 * diagnostic-show-locus.c (layout_range::layout_range): Replace
29021 location_range param with three const expanded_locations * and a
29023 (layout::layout): Replace call to
29024 rich_location::lazily_expand_location with get_expanded_location.
29025 Extract the range and perform location expansion here, passing
29026 the results to the layout_range ctor.
29027 * diagnostic.c (source_range::debug): Delete.
29028 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
29029 of rich_location::get_expanded_location.
29030 * gcc-rich-location.c (get_range_for_expr): Delete.
29031 (gcc_rich_location::add_expr): Reimplement to avoid the
29032 rich_location::add_range overload that took a location_range,
29033 passing a location_t instead.
29035 2016-03-09 Richard Biener <rguenther@suse.de>
29036 Jakub Jelinek <jakub@redhat.com>
29038 PR tree-optimization/70138
29039 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
29040 Also skip vect_double_reduction_def.
29042 2016-03-09 Jakub Jelinek <jakub@redhat.com>
29045 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
29046 if the operand is "m".
29048 2016-03-09 Nathan Sidwell <nathan@acm.org>
29050 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
29052 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29054 * config/i386/i386.c (processor_target_table): Fix cost table
29055 intialization order for znver1.
29057 2016-03-08 Jakub Jelinek <jakub@redhat.com>
29059 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
29060 - becuase -> because.
29061 * ipa-reference.c (ignore_module_statics): Likewise.
29062 * cgraph.c (cgraph_node::get_body): Likewise.
29063 * ipa-inline.c (early_inliner): Likewise.
29064 * ipa-devirt.c (types_same_for_odr): Likewise.
29065 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
29066 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
29068 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29070 * tree-ssa-math-opts.c: Fix typo in comment.
29072 2016-03-08 Jakub Jelinek <jakub@redhat.com>
29075 * config/i386/i386.c (scalar_chain::make_vector_copies,
29076 scalar_chain::convert_reg): Call end_sequence in between
29077 get_insns and emit_conversion_insns rather than after both
29080 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
29083 * config/i386/i386.h (machine_function): Add
29084 pc_thunk_call_expanded flag.
29085 (ix86_pc_thunk_call_expanded): New define.
29086 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
29087 (*set_got): Rename insn pattern from set_got.
29088 (*set_got_labelled): Rename inst pattern from set_got_labelled.
29089 * config/i386/i386.c (ix86_compute_frame_layout): Use
29090 ix86_pc_thunk_call_expanded to prevent red-zone.
29092 2016-03-07 Martin Jambor <mjambor@suse.cz>
29094 * hsa.h (hsa_get_ctor_statements): Declare.
29095 (hsa_get_dtor_statements): Likewise.
29096 (hsa_get_kernel_dispatch_type): Likewise.
29097 * hsa.c (hsa_get_ctor_statements): New function.
29098 (hsa_get_dtor_statements): Likewise.
29099 (hsa_get_kernel_dispatch_type): Likewise.
29100 * hsa-brig.c (hsa_cdtor_statements): Removed.
29101 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
29102 hsa_get_dtor_statements.
29103 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
29104 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
29106 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
29108 * config/arm/arm-cores.def (cortex-r8): New.
29109 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
29110 * config/arm/arm-tune.md: Likewise.
29111 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
29113 2016-03-07 Martin Sebor <msebor@redhat.com>
29115 PR rtl-optimization/19705
29116 * doc/invoke.texi (Options That Control Optimization): Clarify
29117 -fno-branch-count-reg.
29119 2016-02-26 Richard Biener <rguenther@suse.de>
29120 Jeff Law <law@redhat.com>
29122 PR tree-optimization/69740
29123 * cfghooks.c (remove_edge): Request loop fixups if we delete
29124 an edge that might turn an irreducible loop into a natural
29126 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
29127 Move after definition of loops_state_clear.
29129 2016-03-07 Bin Cheng <bin.cheng@arm.com>
29131 PR rtl-optimization/69052
29132 * rtlanal.c (commutative_operand_precedence): Set higher precedence
29135 2016-03-07 Tom de Vries <tom@codesourcery.com>
29137 PR tree-optimization/70116
29138 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
29139 is_tm_ending stmts and ubsan/asan internal functions.
29140 (find_duplicate): Use it. Don't test is_tm_ending here.
29142 2016-03-07 Richard Biener <rguenther@suse.de>
29144 PR tree-optimization/70115
29145 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
29146 (propagate_constants_for_unrolling): Use replace_uses_by.
29148 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
29150 PR middle-end/69916
29151 * omp-low.c (struct oacc_loop): Add ifns.
29152 (new_oacc_loop_raw): Initialize it.
29153 (finish_oacc_loop): Clear mask & flags if no ifns.
29154 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
29155 (oacc_loop_xform_loop): Add ifns arg & adjust.
29156 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
29158 2016-03-07 Richard Henderson <rth@redhat.com>
29161 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
29162 (insert_value_copy_on_edge): Likewise.
29164 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29166 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
29168 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29171 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
29173 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
29175 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
29177 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
29179 Fix sseimul type attribute.
29180 * config/i386/znver1.md
29181 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
29182 znver1_sseimul_avx256_load) : Fix the type attribute.
29183 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
29184 pipe usage and latency.
29186 2016-03-05 Jakub Jelinek <jakub@redhat.com>
29189 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
29190 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
29193 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
29196 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
29198 PR rtl-optimization/69941
29199 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
29200 the reg share its mode.
29202 2016-03-04 Jeff Law <law@redhat.com>
29204 PR tree-optimization/69196
29205 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29206 If the both SSA_NAMEs are anonymous, then consider them unassociated
29207 and include the PHI in the statement count.
29209 2016-03-05 Tom de Vries <tom@codesourcery.com>
29211 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
29212 construct in oacc routine. Check for oacc region in oacc routine.
29214 2016-03-04 Jakub Jelinek <jakub@redhat.com>
29217 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
29218 2016-02-22 changes, instead don't recurse if RECUR is already true.
29219 Don't change *dynamic_check if RECUR. Adjust recursive caller
29220 to pass true to the new argument.
29221 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
29224 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
29225 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
29227 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
29229 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
29231 PR rtl-optimization/57676
29232 * lra-assigns.c (lra_assign): Guard test for maximum iterations
29233 with flag_checking.
29235 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
29237 * tree-vect-patterns.c (search_type_for_mask): Handle
29238 comparison of booleans.
29240 2016-03-04 Jakub Jelinek <jakub@redhat.com>
29242 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
29246 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
29247 all other ops that have dw_val_class_die_ref operands,
29248 and DW_OP_GNU_entry_value.
29250 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29252 PR rtl-optimization/69904
29253 * config/arm/arm.c (arm_cannot_copy_insn_p):
29254 Return true for load-exclusive instructions.
29256 2016-03-03 Jakub Jelinek <jakub@redhat.com>
29259 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
29260 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
29261 the pattern no matter if it is used just by non-pattern, pattern
29263 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
29264 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
29265 oprnd1 def_stmt is in pattern, don't look through it.
29267 2016-03-03 Marek Polacek <polacek@redhat.com>
29269 PR middle-end/70050
29270 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
29272 2016-03-03 Martin Liska <mliska@suse.cz>
29274 PR tree-optimization/70043
29275 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
29276 previous statement if we see a debug statement.
29278 2016-03-03 Richard Biener <rguenther@suse.de>
29280 PR tree-optimization/55936
29281 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
29282 parameter and guard unsafe equivalence use.
29283 (vrp_evaluate_conditional_warnv_with_ops): Always use
29284 safe equivalences but not via the quadratic compare_names
29287 2016-03-03 Michael Collison <michael.collison@linaro.org>
29290 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
29291 for operand 1 to s_register_operand. Change predicate for operand
29292 2 to arm_not_immediate_operand.
29294 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
29296 * doc/tm.texi: Regenerated.
29298 2016-03-02 Richard Henderson <rth@redhat.com>
29301 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
29302 simplification when all args are positive non-fixed registers.
29304 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29306 * target.def (lra_p): Specify that new ports should use LRA.
29308 2016-03-02 Jakub Jelinek <jakub@redhat.com>
29311 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
29312 gimplify_type_sizes the type they refer to.
29313 (omp_notice_variable): Handle reference vars to VLAs.
29314 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
29315 reference to VLA decls in the second pass instead of first pass.
29317 2016-03-02 Tom de Vries <tom@codesourcery.com>
29319 PR tree-optimization/68659
29320 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
29321 new_expr == NULL_TREE.
29322 (get_new_name): Handle ADDR_EXPR.
29324 2016-03-02 Bin Cheng <bin.cheng@arm.com>
29326 PR rtl-optimization/69052
29327 * loop-invariant.c (canonicalize_address): New function.
29328 (inv_can_prop_to_addr_use): Check validity of address expression
29329 which is canonicalized by above function.
29331 2016-03-02 Alan Modra <amodra@gmail.com>
29334 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
29337 2016-03-02 Jakub Jelinek <jakub@redhat.com>
29340 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
29341 (*movhi_internal): Put mask moves from and to memory separately
29342 from moves from/to GPRs.
29344 2016-03-02 Richard Biener <rguenther@suse.de>
29346 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
29347 GENERIC expressions in GIMPLE.
29349 2016-03-02 Richard Biener <rguenther@suse.de>
29351 * config/i386/i386.c (type_natural_mode): Fix typo.
29353 2016-03-02 Nick Clifton <nickc@redhat.com>
29355 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
29357 2016-03-02 Richard Biener <rguenther@suse.de>
29358 Uros Bizjak <ubizjak@gmail.com>
29361 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
29363 2016-03-02 Richard Biener <rguenther@suse.de>
29365 PR middle-end/67278
29366 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
29368 2016-03-02 Marek Polacek <polacek@redhat.com>
29371 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
29372 "is promoted to" warning.
29374 2016-03-01 DJ Delorie <dj@redhat.com>
29376 * config.gcc: Deprecate mep-*.
29378 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
29380 PR middle-end/70025
29381 * lra-constraints.c (regno_val_use_in): New.
29382 (match_reload): Use it instead of regno_use_in.
29384 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
29386 PR rtl-optimization/70007
29387 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
29388 references present in REG_EQUAL notes attached to non-SET patterns.
29390 2016-03-01 Jeff Law <law@redhat.com>
29392 PR tree-optimization/69196
29393 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29394 Appropriately clamp the number of statements to copy when the
29395 thread path does not traverse a loop backedge.
29397 PR tree-optimization/69196
29398 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29399 Do count some PHIs in the thread path against the insn count. Decrease
29400 final statement count by one as the control statement in the last
29401 block will get removed. Remove special cased code for handling PHIs
29404 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
29407 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
29408 asm dialect alternatives to explicit GOTPCREL calls.
29410 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
29413 * ira.c (do_reload): Issue warning for generic stack checking here...
29414 * reload1.c (reload): ...instead of here and streamline it.
29416 2016-03-01 Nick Clifton <nickc@redhat.com>
29418 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
29420 2016-03-01 Richard Biener <rguenther@suse.de>
29422 PR tree-optimization/69983
29423 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
29424 types and fall back to operand_equal_p.
29426 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29429 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29431 * config/s390/constraints.md ("jm8"): New constraint.
29432 * config/s390/predicates.md ("const_int_8bitset_operand"): New
29434 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
29436 ("*setmem_long<setmem_and>"): New pattern.
29437 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
29439 ("*setmem_long_31z<setmem_and>"): New pattern.
29440 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
29441 New substitution rules with the required attributes.
29444 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29447 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29449 * gensupport.c (process_substs_on_one_elem): Split loop to
29450 complete mark_operands_used_in_match_dup on all expressions in the
29452 (adjust_operands_numbers): Inline into process_substs_on_one_elem
29453 and remove function.
29455 2016-03-01 Richard Biener <rguenther@suse.de>
29457 PR middle-end/70022
29458 * fold-const.c (fold_indirect_ref_1): Fix range checking for
29459 vector BIT_FIELD_REF extract.
29461 2016-03-01 Richard Biener <rguenther@suse.de>
29463 PR tree-optimization/69994
29464 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
29466 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
29468 PR tree-optimization/69956
29469 * tree-vect-stmts.c (supportable_widening_operation): Support
29470 multi-step conversion of boolean vectors.
29471 (supportable_narrowing_operation): Likewise.
29473 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29475 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
29478 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29480 * config/s390/subst.md (DSI_VI): New mode iterator.
29481 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
29482 * config/s390/vector.md ("vec_set<mode>"): Move expander before
29483 the insn definition.
29484 ("*vec_set<mode>"): Change predicate and add alternative to
29485 support only either register or const_int operands as element
29487 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
29489 ("vec_extract<mode>"): New expander.
29490 ("*vec_extract<mode>"): New insn definition supporting reg and
29491 const_int element selectors.
29492 ("*vec_extract<mode>_plus"): New insn definition supporting
29493 reg+const_int element selectors.
29494 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
29495 following expander+insn definition.
29496 ("<vec_shifts_name><mode>3"): New expander.
29497 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
29499 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29501 * config/s390/s390.md ("*tabort_1"): Change predicate to
29502 nonmemory_operand. Add a second alternative to cover
29503 register as well as const int operands.
29504 ("*tabort_1_plus"): New pattern definition.
29506 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29508 * config/s390/s390.md ("*ashrdi3_cc_31")
29509 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
29510 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
29511 Merge insn definitions into ...
29512 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
29513 New pattern definition.
29514 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
29515 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
29516 ("*ashr<mode>3_and"): Merge insn definitions into ...
29517 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
29518 New pattern definition.
29519 * config/s390/subst.md ("addr_style_op_cc_subst")
29520 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
29521 substitutions patterns plus attributes.
29522 Add ashiftrt to SUBST iterator.
29524 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29526 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
29527 op2 to nonmemory_operand.
29528 ("*<shift>di3_31", "*<shift>di3_31_and"):
29529 Merge into single pattern definition ...
29530 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
29531 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
29532 pattern definition ...
29533 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
29534 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
29537 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29539 * config/s390/predicates.md (const_int_6bitset_operand): New
29541 * config/s390/s390.md: Include subst.md.
29542 ("rotl<mode>3"): New expander.
29543 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
29545 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
29546 * config/s390/subst.md: New file.
29548 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29550 * config/s390/s390.md ("op_type", "atype", "length" attributes):
29551 Remove RRR type. It doesn't really exist.
29552 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
29554 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
29555 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
29556 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
29557 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
29558 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
29559 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
29560 `enabled' attribute.
29562 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29564 * gensupport.c (process_substs_on_one_elem): Split loop to
29565 complete mark_operands_used_in_match_dup on all expressions in the
29567 (adjust_operands_numbers): Inline into process_substs_on_one_elem
29568 and remove function.
29570 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
29573 * config/sparc/sparc.c (NWORDS_UP): Rename to...
29574 (CEIL_NWORDS): ...this. Use CEIL macro.
29575 (compute_fp_layout): Adjust to above renaming.
29576 (function_arg_union_value): Likewise.
29577 (sparc_arg_partial_bytes): Likewise.
29578 (sparc_function_arg_advance): Likewise.
29580 2016-02-29 Jeff Law <law@redhat.com>
29582 PR tree-optimization/70005
29583 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
29584 where an object with a boolean range is compared against a value
29587 PR tree-optimization/69999
29588 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
29589 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
29592 2016-02-29 Richard Biener <rguenther@suse.de>
29594 PR tree-optimization/69994
29595 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
29596 (get_unary_op): Look through nop conversions.
29597 (ops_equal_values_p): New function, look for equality diregarding
29599 (eliminate_plus_minus_pair): Use ops_equal_values_p
29600 (repropagate_negates): Do not use get_unary_op here.
29602 2016-02-29 Martin Liska <mliska@suse.cz>
29604 * system.h: Poison ENABLE_CHECKING macro.
29606 2016-02-29 Martin Liska <mliska@suse.cz>
29608 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
29609 is presented in dump flags.
29610 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
29611 (hsa_regalloc): Likewise.
29613 2016-02-19 Richard Biener <rguenther@suse.de>
29615 PR tree-optimization/69980
29616 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
29617 permutation of those we need to keep.
29619 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
29622 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
29623 (NWORDS_UP): ...this
29624 (init_cumulative_args): Minor tweaks.
29625 (sparc_promote_function_mode): Likewise.
29626 (scan_record_type): Delete.
29627 (traverse_record_type): New function template.
29628 (classify_data_t): New structure type.
29629 (classify_registers): New inline function.
29630 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
29631 exhausted. Instantiate traverse_record_type on classify_registers and
29632 deal with the case of a structure passed in slot #15 with no FP field
29634 (assign_data_t): New structure type.
29635 (compute_int_layout): New static function.
29636 (compute_fp_layout): Likewise.
29637 (count_registers): New inline function.
29638 (assign_int_registers): New static function.
29639 (assign_fp_registers): Likewise.
29640 (assign_registers): New inline function.
29641 (function_arg_record_value_1): Delete.
29642 (function_arg_record_value_2): Likewise.
29643 (function_arg_record_value_3): Likewise.
29644 (function_arg_record_value): Adjust to above changes. Instantiate
29645 traverse_record_type on count_registers to first count the number of
29646 registers to be used and then on assign_registers to assign them.
29647 (function_arg_union_value): Adjust to above renaming.
29648 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
29649 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
29650 case of a structure passed in slot #15
29651 (sparc_function_arg_advance): Likewise.
29652 (function_arg_padding): Minor tweak.
29654 2016-02-29 Richard Biener <rguenther@suse.de>
29656 PR tree-optimization/69720
29657 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
29658 the adjustment_def path for possibly vectorized defs.
29659 (vect_create_epilog_for_reduction): Handle vectorized initial
29662 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
29664 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
29666 2016-02-27 Jeff Law <law@redhat.com>
29669 2016-02-26 Richard Biener <rguenther@suse.de>
29670 Jeff Law <law@redhat.com>
29672 PR tree-optimization/69740
29673 * cfghooks.c (remove_edge): Request loop fixups if we delete
29674 an edge that might turn an irreducible loop into a natural
29677 2016-02-27 Jakub Jelinek <jakub@redhat.com>
29679 PR rtl-optimization/69896
29680 * tree-vect-generic.c (get_compute_type): Avoid single element
29683 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
29685 Rename the AArch64 tuning option and related functions to enable the
29686 Newton series for the reciprocal square root to reflect its
29687 approximative characteristic.
29689 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
29690 function to "aarch64_emit_approx_rsqrt".
29691 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
29692 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
29693 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
29694 (xgene1_tunings): Likewise.
29695 (use_rsqrt_p): Likewise.
29696 (aarch64_emit_swrsqrt): Use new function name.
29697 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
29698 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
29699 text explaining this option.
29700 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
29702 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29705 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
29706 complain about -mallow-movmisalign without -mvsx if
29707 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
29709 2016-02-26 Joel Sherrill <joel@rtems.org>
29711 * config.gcc: Add x86_64-*-rtems*.
29712 * config/i386/rtems-64.h: New file.
29714 2016-02-26 Joel Sherrill <joel@rtems.org>
29716 * config.gcc: Add aarch64-*-rtems*.
29717 * config/aarch64/rtems.h: New file.
29719 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
29722 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
29723 shift amount using %h. Add comment.
29725 2016-02-26 Richard Biener <rguenther@suse.de>
29726 Jeff Law <law@redhat.com>
29728 PR tree-optimization/69740
29729 * cfghooks.c (remove_edge): Request loop fixups if we delete
29730 an edge that might turn an irreducible loop into a natural
29733 2016-02-26 Martin Jambor <mjambor@suse.cz>
29735 PR middle-end/69920
29736 * tree-sra.c (sra_modify_assign): Do not remove loads of
29737 uninitialized aggregates to SSA_NAMEs.
29739 2016-02-26 Richard Henderson <rth@redhat.com>
29742 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
29743 pseudo in case the target rtx matches the source of the left
29746 2016-02-26 Martin Jambor <mjambor@suse.cz>
29749 * hsa.h (hsa_type_packed_p): Declare.
29750 * hsa.c (hsa_type_packed_p): New function.
29751 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
29753 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
29754 * hsa-brig.c (emit_basic_insn): Likewise.
29756 2016-02-26 Martin Jambor <mjambor@suse.cz>
29759 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
29761 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
29763 2016-02-26 Martin Jambor <mjambor@suse.cz>
29765 * hsa.h (is_a_helper): New overload for hsa_op_immed for
29766 hsa_op_with_type operands.
29767 (hsa_unsigned_type_for_type): Declare.
29768 * hsa.c (hsa_unsigned_type_for_type): New function.
29769 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
29770 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
29771 the finalizer. Do not emit extra move.
29773 2016-02-26 Martin Jambor <mjambor@suse.cz>
29775 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
29776 atomic operations in private segment.
29778 2016-02-26 Martin Jambor <mjambor@suse.cz>
29780 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
29781 statements to wi->info. Also disallow omp simd constructs.
29782 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
29783 for not gridifying. Dump special string for omp_for.
29785 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29788 * config/aarch64/aarch64.c (aarch64_set_current_function):
29789 Save/restore target globals when switching to
29790 target_option_default_node.
29792 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29795 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
29796 Return 0 if !SHIFT_COUNT_TRUNCATED.
29798 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29799 Eric Botcazou <ebotcazou@adacore.com>
29801 PR rtl-optimization/69891
29802 * dse.c (scan_insn): If we can't figure out memset arguments
29803 or they are non-constant, call clear_rhs_from_active_local_stores.
29805 2016-02-26 Martin Liska <mliska@suse.cz>
29807 * doc/extend.texi: Mention clog10, clog10f an clog10l
29808 in Builtins section.
29810 2016-02-26 Martin Liska <mliska@suse.cz>
29812 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
29814 (resolve_args_picking_1): Likewise.
29815 * dwarf2out.h (struct GTY): Likewise.
29817 2016-02-26 Martin Liska <mliska@suse.cz>
29819 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
29820 with flag_checking.
29821 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
29823 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
29824 Martin Liska <mliska@suse.cz>
29826 * doc/install.texi: Mention --enable-valgrind-annotations.
29828 2016-02-26 Richard Biener <rguenther@suse.de>
29830 PR tree-optimization/69551
29831 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
29832 looking through aliases adjust DECL_PT_UID to refer to the
29833 ultimate alias target.
29835 2016-02-25 Martin Liska <mliska@suse.cz>
29837 PR middle-end/69919
29838 * alloc-pool.c (after_memory_report): New variable.
29839 * alloc-pool.h (base_pool_allocator ::release): Do not use
29840 the infrastructure if after_memory_report.
29841 * toplev.c (toplev::main): Mark after memory report.
29843 2016-02-25 Richard Biener <rguenther@suse.de>
29845 PR tree-optimization/48795
29846 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
29848 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
29851 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
29852 offloading is enabled and -fopenacc or -fopenmp is specified.
29853 (CRTOFFLOADEND): Likewise.
29854 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
29855 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
29856 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
29857 (offload_objects_file_name): New static var.
29858 (tool_cleanup): Remove offload_objects_file_name file.
29859 (find_offloadbeginend): Replace with ...
29860 (find_crtoffloadtable): ... this.
29861 (run_gcc): Remove offload_argc and offload_argv.
29862 Get offload_objects_file_name from -foffload-objects=... option.
29863 Read names of object files with offload from this file, pass them to
29864 compile_images_for_offload_targets. Don't call find_offloadbeginend and
29865 don't pass offloadbegin and offloadend to the linker. Don't pass
29866 offload non-LTO files to the linker, because now they're not claimed.
29868 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
29871 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
29872 on builtin_unreachable.
29874 2016-02-25 Jakub Jelinek <jakub@redhat.com>
29876 PR rtl-optimization/69896
29877 * regcprop.c: Include cfgrtl.h.
29878 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
29879 than remembered mode, either delete it (if noop_move_p), or
29880 treat like copy_p but not noop_p instruction.
29882 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29885 * dwarf2out.c (gen_variable_die): Work around buggy LTO
29886 - allow NULL decl for Fortran DW_TAG_common_block variables.
29888 2016-02-24 Jason Merrill <jason@redhat.com>
29890 * common.opt (flifetime-dse): Add -flifetime-dse=1.
29892 2016-02-24 Richard Biener <rguenther@suse.de>
29893 Jakub Jelinek <jakub@redhat.com>
29895 PR middle-end/69760
29896 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
29897 conditionally executed ops to well-defined overflow behavior.
29899 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29901 PR middle-end/69915
29902 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
29905 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29907 PR rtl-optimization/69886
29908 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
29909 argument. Use it when checking validity of set instructions.
29910 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
29911 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
29913 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
29914 * store-motion.c (find_moveable_store): Update
29915 can_assign_to_reg_without_clobbers_p callsite.
29917 2016-02-24 Richard Biener <rguenther@suse.de>
29919 PR middle-end/68963
29920 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
29922 (record_nonwrapping_iv): Do not fall back to the low/high bound
29923 for non-constant IV bases if the stmt is not always executed.
29925 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29927 * config/arm/arm-cores.def (cortex-a32): New entry.
29928 * config/arm/arm-tables.opt: Regenerate.
29929 * config/arm/arm-tune.md: Regenerate.
29930 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
29931 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
29932 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
29933 for -mcpu and -mtune.
29935 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29938 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
29939 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
29940 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
29941 (atomic_loaddi_1): Delete.
29942 (atomic_loaddi): Rewrite expander using the above changes.
29944 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29947 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
29950 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29951 Richard Biener <rguenth@suse.de>
29953 PR middle-end/69909
29954 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
29955 set_mem_attributes if tem is SSA_NAME which got expanded
29958 2016-02-24 Richard Biener <rguenther@suse.de>
29960 PR tree-optimization/69907
29961 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
29962 end of permutations for BB vectorization.
29964 2016-02-24 Christian Bruel <christian.bruel@st.com>
29966 * config/arm/arm-c.c (arm_option_override): Initialize
29967 target_option_current_node.
29968 * config/arm/arm.c (arm_pragma_target_parse): Replace
29969 build_target_option_node call by target_option_current_node.
29970 Set target_option_current_node.
29973 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
29976 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
29977 define_insn_and_split to define_insn.
29978 (zero_extendqi<mode>2_dot2): Same.
29979 (extendqi<mode>2_dot): Same.
29980 (extendqi<mode>2_dot2): Same.
29982 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29984 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
29985 and add bypass for AES{D,E} and AESMC pairs.
29986 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
29989 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29991 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
29992 series for reciprocal square root in Exynos M1.
29994 2016-02-23 Martin Sebor <msebor@redhat.com>
29997 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
29998 __builtin_alloca_with_align.
30000 2016-02-23 Richard Henderson <rth@redhat.com>
30002 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
30003 (ix86_register_pragmas): Remove __seg_tls.
30004 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
30005 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
30006 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
30007 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
30008 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
30009 * doc/extend.texi (__seg_tls): Remove item.
30011 2016-02-23 Richard Biener <rguenther@suse.de>
30013 * alloc-pool.h (struct allocation_object): Make id member
30014 conditional on CHECKING_P again.
30015 (get_instance): Adjust.
30016 (base_pool_allocator): Likewise.
30018 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
30020 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
30021 (parallelize_loops): In OpenACC kernels mode, set n_threads to
30023 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
30025 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
30027 2016-02-23 Richard Biener <rguenther@suse.de>
30029 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
30030 * bitmap.h (struct bitmap_usage): Likewise.
30031 (bitmap_move): Declare.
30032 * bitmap.c (register_overhead): Take size_t argument.
30033 (bitmap_move): New function.
30034 * df-problems.c (df_rd_transfer_function): Use bitmap_move
30035 to properly account overhead.
30036 * tree.c (free_node): Use tree_size.
30038 2016-02-23 Jakub Jelinek <jakub@redhat.com>
30041 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
30042 when inverting comparison.
30045 * common.opt (Wunreachable-code): Add Warning flag.
30047 2016-02-23 Mark Wielaard <mjw@redhat.com>
30048 Jakub Jelinek <jakub@redhat.com>
30051 * cgraphunit.c (check_global_declaration): Check main_input_filename
30052 and DECL_SOURCE_FILE are not NULL.
30054 2016-02-23 Martin Jambor <mjambor@suse.cz>
30056 PR tree-optimization/69666
30057 * tree-sra.c (sra_modify_assign): Do not attempt to create
30058 default_def replacements for unscalarizable regions.
30060 2016-02-20 Mark Wielaard <mjw@redhat.com>
30063 * cgraphunit.c (check_global_declaration): Check level of
30064 warn_unused_const_variable and main_input_filename.
30065 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
30066 (-Wunused-variable): For C implies -Wunused-const-variable=1.
30067 (-Wunused-const-variable): Explain levels 1 and 2.
30069 2016-02-22 Jakub Jelinek <jakub@redhat.com>
30072 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
30073 identical arguments. Formatting and spelling fixes.
30076 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
30081 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
30082 and m68k-devices.def.
30083 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
30084 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
30086 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
30088 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
30089 and HImode registers.
30091 2016-02-22 Richard Biener <rguenther@suse.de>
30093 PR tree-optimization/69882
30094 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
30095 preserve permutations present because of gaps.
30096 (vect_supported_load_permutation_p): Always continue checking
30097 permutations after vect_attempt_slp_rearrange_stmts.
30099 2016-02-22 Bin Cheng <bin.cheng@arm.com>
30101 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
30102 min_profitable_estimate, rather than min_profitable_iters.
30104 2016-02-22 Jakub Jelinek <jakub@redhat.com>
30107 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
30108 SImode for last match_operand.
30110 2016-02-22 Martin Liska <mliska@suse.cz>
30112 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
30113 return bitsize - 1 as the return value.
30115 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
30119 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
30120 Handle negative shift counts.
30121 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
30122 force_reg on the shift constant.
30123 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
30124 (lshrsi3_d): Handle negative shift counts.
30126 2016-02-22 Richard Biener <rguenther@suse.de>
30127 Tom de Vries <tom@codesourcery.com>
30129 * graph.c: Include dumpfile.h.
30130 (print_graph_cfg): Split into three overloads.
30131 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
30133 2016-02-22 Tom de Vries <tom@codesourcery.com>
30135 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
30138 2016-02-22 Richard Biener <rguenther@suse.de>
30141 * ipa-inline-transform.c (inline_call): When not updating
30142 overall summaries adjust self size by the growth estimate.
30143 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
30144 hash-set, do not update overall summaries here. Renamed from ...
30145 (inline_to_all_callers): ... this which is now wrapping the
30146 above and performing delayed overall summary update.
30147 (early_inline_small_functions): Delay updating of the overall
30150 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
30152 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
30155 2016-02-19 Jakub Jelinek <jakub@redhat.com>
30158 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
30159 :%* in %:gt() argument.
30160 (greater_than_spec_func): Adjust for expecting only numbers,
30161 if there are more than two numbers, compare the last two.
30163 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
30165 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
30166 -Wnarrowing with -std.
30168 2016-02-19 Jakub Jelinek <jakub@redhat.com>
30171 * expr.c (store_field): Don't use bit-field path if exp is
30172 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
30173 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
30174 and the assignment can be performed by bitwise copy. Formatting
30177 PR middle-end/69838
30178 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
30179 call copy_reg_eh_region_note_forward on before and/or after sequences
30180 and remove note from insn if it no longer can throw.
30183 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
30184 if TARGET_AVX512BW.
30186 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30188 * config/s390/vector.md: Add missing commutative operand markers
30189 to the patterns which qualify for one.
30190 * config/s390/vx-builtins.md: Likewise.
30192 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30194 * config/s390/vector.md (VI, VI_QHS): Add single element vector
30195 types to mode iterators.
30196 (vec_double): ... and mode attribute.
30197 * config/s390/vx-builtins.md (non_vec_int): Likewise.
30199 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30201 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
30202 Change the predicate of op2 from nonimmediate to general and let
30203 reload fix it if necessary.
30205 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30207 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
30209 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30211 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
30214 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30216 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
30217 * config/s390/s390.c (s390_expand_vec_movstr): New function.
30218 * config/s390/s390.md ("movstr<P:mode>"): Call
30219 s390_expand_vec_movstr.
30221 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30223 * config/s390/s390.md: Add missing output modifier for operand 1
30224 to print it as address properly.
30226 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30228 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
30229 * config/s390/2964.md: New file.
30230 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
30231 of insn grouping attributes depending on the CPU level.
30232 (s390_get_unit_mask): New function.
30233 (s390_sched_score): Remove the OOO from the scheduling macros.
30234 Add loop to calculate a score for the instruction mix.
30235 (s390_sched_reorder): Likewise plus improve debug output.
30236 (s390_sched_variable_issue): Rename macros as above. Calculate
30237 the unit distances after actually scheduling an insn. Improve
30239 (s390_sched_init): Clear last_scheduled_unit_distance array.
30240 * config/s390/s390.md: Include 2964.md.
30242 2016-02-18 Jakub Jelinek <jakub@redhat.com>
30245 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
30246 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
30247 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
30248 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
30249 *avx512f_<code>v8div16qi2_mask_1): New insns.
30251 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
30254 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
30257 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
30258 earlyclobber from target. Use wF constraint for fused memory
30260 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
30262 2016-02-18 Jakub Jelinek <jakub@redhat.com>
30263 Martin Liska <mliska@suse.cz>
30266 * cfgexpand.c (asan_sanitize_stack_p): New function.
30267 (partition_stack_vars): Use the function.
30268 (expand_stack_vars): Likewise.
30269 (defer_stack_allocation): Likewise.
30270 (expand_used_vars): Likewise.
30272 2016-02-18 Richard Biener <rguenther@suse.de>
30274 PR middle-end/69553
30275 * fold-const.c (operand_equal_p): Properly compare offsets for
30276 IMAGPART_EXPR and ARRAY_REF.
30278 2016-02-18 Nick Clifton <nickc@redhat.com>
30282 * config/arm/arm.c (arm_option_override_internal): Disable
30283 interworking if the target does not support thumb instructions.
30284 (arm_reload_in_hi): Handle the case where a register to register
30285 move needs reloading because there is no simple pattern to handle
30287 (arm_reload_out_hi): Likewise.
30289 2016-02-18 Richard Biener <rguenther@suse.de>
30291 PR middle-end/69854
30292 * match.pd: Don't use fold_binary or fold_unary for folding
30295 2016-02-17 Jakub Jelinek <jakub@redhat.com>
30298 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
30299 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
30300 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
30301 warn on gimple_no_warning_p statements.
30303 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
30305 * doc/extend.texi (C++ Attributes): Correct description of
30306 warn_unused type attribute.
30308 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30310 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
30311 correct instruction.
30313 2016-02-17 Richard Biener <rguenther@suse.de>
30315 PR rtl-optimization/69609
30316 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
30317 (find_traces_1_round): When ending a trace update cached priority
30319 (bb_to_key): Use cached priority when available.
30320 (copy_bb): Initialize cached priority.
30321 (reorder_basic_blocks_software_trace_cache): Likewise.
30323 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30326 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
30328 (aarch64_comparison_operator): Break overly long line into two.
30329 (aarch64_comparison_operation): Likewise.
30330 * config/aarch64/aarch64.md (cstorecc4): Use
30331 aarch64_comparison_operator_mode instead of
30332 aarch64_comparison_operator.
30333 (cstore<mode>4): Likewise.
30334 (aarch64_cstore<mode>): Likewise.
30335 (*cstoresi_insn_uxtw): Likewise.
30336 (cstore<mode>_neg): Likewise.
30337 (*cstoresi_neg_uxtw): Likewise.
30339 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30342 * config/arm/predicates.md (arm_comparison_operator_mode):
30344 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
30345 instead of arm_comparison_operator.
30346 (*mov_negscc): Likewise.
30347 (*mov_notscc): Likewise.
30348 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
30349 (*thumb2_mov_negscc): Likewise.
30350 (*thumb2_mov_negscc_strict_it): Likewise.
30351 (*thumb2_mov_notscc): Likewise.
30352 (*thumb2_mov_notscc_strict_it): Likewise.
30354 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
30356 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
30357 Add missing return.
30359 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
30361 * config/visium/visium.c (machine_libfunc_index): New enum.
30362 (machine_libfuncs): New structure.
30363 (visium_libfuncs): New static variable.
30364 (TARGET_INIT_LIBFUNCS): Define to...
30365 (visium_init_libfuncs): ...this. New function.
30366 (expand_block_move_4): Use the appropriate libfunc.
30367 (expand_block_move_2): Likewise.
30368 (expand_block_move_1): Likewise.
30369 (expand_block_set_4): Likewise.
30370 (expand_block_set_2): Likewise.
30371 (expand_block_set_1): Likewise.
30372 (visium_trampoline_init): Likewise.
30374 2016-02-17 Nick Clifton <nickc@redhat.com>
30376 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
30377 TI's devices.csv file as of March 2016.
30379 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
30382 * opts-global.c (handle_common_deferred_options): Introduce and
30383 initialize two global variables to remember command-line options
30384 specifying a stack-limiting register.
30385 * opts.h: Add extern declarations of the two new global variables.
30386 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
30387 variable based on the values of the two new global variables.
30389 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30392 * common.opt (Wnonnull-compare): New warning.
30393 * doc/invoke.texi (-Wnonnull): Remove text about comparison
30394 of arguments against NULL.
30395 (-Wnonnull-compare): Document.
30396 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
30397 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
30398 * passes.def (pass_warn_nonnull_compare): Add.
30399 * gimple-ssa-nonnull-compare.c: New file.
30401 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30403 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
30404 AARCH64_EXTRA_TUNE_RECIP_SQRT.
30406 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30408 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
30409 reciprocal sqrt for -mlow-precision-recip-sqrt.
30411 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30412 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30414 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
30415 always use lane loads to construct non-constant vectors.
30417 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30419 * config/aarch64/aarch64.md
30420 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
30421 constraints for operand 3.
30422 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
30424 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30425 Richard Biener <rguenther@suse.de>
30427 PR tree-optimization/69820
30428 * tree-vect-patterns.c (type_conversion_p): Return false if
30429 *orig_type is unsigned single precision or boolean.
30430 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
30433 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30435 PR rtl-optimization/69764
30436 PR rtl-optimization/69771
30437 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
30438 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
30440 2016-02-16 Richard Biener <rguenther@suse.de>
30442 PR tree-optimization/69776
30443 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
30445 (indirect_refs_may_alias_p): Likewise.
30446 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
30447 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
30448 according to tbaa_p.
30449 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
30450 (optimize_stmt): For redundant store discovery do not allow tbaa.
30452 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
30454 PR tree-optimization/69714
30455 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
30456 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
30458 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
30460 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
30461 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
30462 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
30463 * config/arc/arc.c (arc_init): Check FPU options.
30464 (get_arc_condition_code): Handle new CC_FPU* modes.
30465 (arc_select_cc_mode): Likewise.
30466 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
30467 register pair only. Allow access for ARCv2 accumulator.
30468 (gen_compare_reg): Whenever we have FPU support use FPU compare
30470 (arc_reorg): Don't generate brcc insns when FPU compare
30471 instructions are involved.
30472 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
30473 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
30474 floating point emulation.
30475 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
30476 (REVERSE_CONDITION): Add new CC_FPU* modes.
30477 (TARGET_FP_SP_BASE): Define.
30478 (TARGET_FP_DP_BASE): Likewise.
30479 (TARGET_FP_SP_FUSED): Likewise.
30480 (TARGET_FP_DP_FUSED): Likewise.
30481 (TARGET_FP_SP_CONV): Likewise.
30482 (TARGET_FP_DP_CONV): Likewise.
30483 (TARGET_FP_SP_SQRT): Likewise.
30484 (TARGET_FP_DP_SQRT): Likewise.
30485 (TARGET_FP_DP_AX): Likewise.
30486 * config/arc/arc.md (ARCV2_ACC): New constant.
30487 (type): New fpu type attribute.
30488 (SDF): Conditional iterator.
30489 (cstore<mode>, cbranch<mode>): Change expand condition.
30490 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
30491 handles FPU/FPX cases as well.
30492 * config/arc/arc.opt (mfpu): New option.
30493 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
30495 (adddf3, muldf3, subdf3): Removed.
30496 * config/arc/predicates.md (proper_comparison_operator): Recognize
30498 * config/arc/fpu.md: New file.
30499 * doc/invoke.texi (ARC Options): Document mfpu option.
30501 2016-02-16 Richard Biener <rguenther@suse.de>
30503 PR rtl-optimization/69291
30504 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
30505 noce_operand_ok check.
30507 2016-02-16 Tom de Vries <tom@codesourcery.com>
30510 * omp-low.c (simd_clone_create): Remove call to
30511 symtab->call_cgraph_insertion_hooks.
30513 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30515 PR tree-optimization/69802
30516 * tree-ssa-reassoc.c (update_range_test): If op is
30517 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
30518 op == 1 test of precision 1 integral op, otherwise handle
30519 that case as op itself. Fix up formatting.
30520 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
30523 2016-02-16 Richard Biener <rguenther@suse.de>
30525 PR tree-optimization/69586
30526 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
30527 types for conversion sources.
30529 2016-02-16 Richard Biener <rguenther@suse.de>
30531 PR middle-end/69801
30532 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
30533 mask OEP_ADDRESS_OF.
30535 2016-02-16 Alan Modra <amodra@gmail.com>
30538 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
30539 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
30540 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
30542 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
30543 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
30544 (p8_fmrgow_<mode>): Likewise.
30545 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
30547 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
30548 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
30549 to use movdi_internal64. Remove op0_di.
30550 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
30552 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
30554 Add support for the FCCMP insn types
30556 * config/aarch64/aarch64.md (fccmp): Change insn type.
30557 (fccmpe): Likewise.
30558 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
30559 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
30560 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
30561 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
30562 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
30563 * config/arm/types.md (fccmps): Add new insn type.
30564 (fccmpd): Likewise.
30566 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
30568 * alias.c (get_alias_set): Fix a typo in comment.
30570 2016-02-15 Richard Biener <rguenther@suse.de>
30572 PR tree-optimization/69595
30573 * match.pd: Complete range test simplification to true.
30575 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
30577 PR rtl-optimization/69648
30578 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
30579 pic_offset_table_rtx.
30581 PR rtl-optimization/69752
30582 * ira.c (update_equiv_regs): When looking for more than a single SET,
30583 also take other side effects into account.
30585 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
30587 * config/s390/s390.c (s390_function_profiler): Add a new sequence
30588 for z900+ CPUs in 31-bit mode.
30590 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
30592 * common/config/s390/s390-common.c (s390_supports_split_stack):
30594 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
30595 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
30596 * config/s390/s390.c (struct machine_function): New field
30597 split_stack_varargs_pointer.
30598 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
30599 in s390_emit_prologue.
30600 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
30602 (morestack_ref): New global.
30603 (SPLIT_STACK_AVAILABLE): New macro.
30604 (s390_expand_split_stack_prologue): New function.
30605 (s390_live_on_entry): New function.
30606 (s390_va_start): Use split-stack vararg pointer if appropriate.
30607 (s390_asm_file_end): Emit the split-stack note sections.
30608 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
30609 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
30610 (UNSPECV_SPLIT_STACK_CALL): New unspec.
30611 (UNSPECV_SPLIT_STACK_DATA): New unspec.
30612 (split_stack_prologue): New expand.
30613 (split_stack_space_check): New expand.
30614 (split_stack_data): New insn.
30615 (split_stack_call): New expand.
30616 (split_stack_call_*): New insn.
30617 (split_stack_cond_call): New expand.
30618 (split_stack_cond_call_*): New insn.
30620 2016-02-15 Richard Biener <rguenther@suse.de>
30622 PR tree-optimization/69783
30623 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30624 Add trivially correct cases.
30626 2016-02-15 Tom de Vries <tom@codesourcery.com>
30629 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
30631 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
30633 2016-02-15 Richard Biener <rguenther@suse.de>
30635 PR tree-optimization/69776
30636 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
30637 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
30638 indicate whether we can use TBAA to disambiguate against stores.
30639 Use alias-set zero if not.
30640 (visit_reference_op_store): Do not use TBAA when looking up
30642 * tree-ssa-pre.c (compute_avail): Use TBAA here.
30643 (eliminate_dom_walker::before_dom_children): But not when looking
30644 up redundant stores.
30646 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
30648 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
30650 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
30652 * config/i386/znver1.md
30653 (znver1_pop, znver1_pop_mem,
30654 znver1_load_imov_double_store,
30655 znver1_load_imov_direct_store,
30656 znver1_load_imov_direct_load,
30657 znver1_load_imov_double_load): Add new.
30658 (znver1_insn, znver1_insn_load): Add icmov type.
30659 (znver1_sseavx_fma,
30660 znver1_sseavx_fma_load,
30662 znver1_avx256_fma_load): Fix pipe usage.
30664 2016-02-14 Alan Modra <amodra@gmail.com>
30667 * reload.c (find_reloads_address_1): For pre/post-inc/dec
30668 with an invalid hard reg, reload just the reg not the entire
30669 pre/post-inc/dec address expression.
30671 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
30674 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
30675 fixed R1_REG scratch reg.
30676 (sibcall_value_pcrel_fdpic): Likewise.
30678 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
30682 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
30684 2016-02-12 Walter Lee <walt@tilera.com>
30686 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
30687 * config/tilegx/t-tilegx: Likewise.
30689 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30692 * diagnostic-show-locus.c (struct line_span): New struct.
30693 (layout::get_first_line): Delete.
30694 (layout::get_last_line): Delete.
30695 (layout::get_num_line_spans): New member function.
30696 (layout::get_line_span): Likewise.
30697 (layout::print_heading_for_line_span_index_p): Likewise.
30698 (layout::get_expanded_location): Likewise.
30699 (layout::calculate_line_spans): Likewise.
30700 (layout::m_first_line): Delete.
30701 (layout::m_last_line): Delete.
30702 (layout::m_line_spans): New field.
30703 (layout::layout): Update comment. Replace m_first_line and
30704 m_last_line with m_line_spans, replacing their initialization
30705 with a call to calculate_line_spans.
30706 (diagnostic_show_locus): When printing source lines and
30707 annotations, rather than looping over a single span
30708 of lines, instead loop over each line_span within
30709 the layout, with an inner loop over the lines within them.
30710 Call the context's start_span callback when changing line spans.
30711 * diagnostic.c (diagnostic_initialize): Initialize start_span.
30712 (diagnostic_build_prefix): Break out the building of the location
30713 part of the string into...
30714 (diagnostic_get_location_text): ...this new function, rewriting
30715 it from nested ternary expressions to a sequence of "if"
30717 (default_diagnostic_start_span_fn): New function.
30718 * diagnostic.h (diagnostic_start_span_fn): New typedef.
30719 (diagnostic_context::start_span): New field.
30720 (default_diagnostic_start_span_fn): New prototype.
30722 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30725 * gcc.c (driver::finalize): Fix cleanup of "specs".
30727 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30731 * gcc.c (driver::driver): Initialize m_option_suggestions.
30732 (driver::~driver): Clean up m_option_suggestions.
30733 (suggest_option): Convert to...
30734 (driver::suggest_option): ...this, and split out into
30735 driver::build_option_suggestions and find_closest_string.
30736 (driver::build_option_suggestions): New function, from
30737 first half of suggest_option. Special-case
30738 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
30739 the sanitizer_opts array. For options of enum types, add the
30740 various enum values to the candidate strings.
30741 (driver::handle_unrecognized_options): Remove "const".
30742 * gcc.h (driver::handle_unrecognized_options): Likewise.
30743 (driver::build_option_suggestions): New decl.
30744 (driver::suggest_option): New decl.
30745 (driver::m_option_suggestions): New field.
30746 * opts-common.c (add_misspelling_candidates): New function.
30747 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
30748 and make non-static.
30749 * opts.h (sanitizer_opts): New array decl.
30750 (add_misspelling_candidates): New function decl.
30751 * spellcheck.c (find_closest_string): New function.
30752 * spellcheck.h (find_closest_string): New function decl.
30754 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30756 PR rtl-optimization/69764
30757 PR rtl-optimization/69771
30758 * optabs.c (expand_binop_directly): For shift_optab_p, force
30759 convert_modes with VOIDmode if xop1 has VOIDmode.
30761 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
30764 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
30765 to correctly determine instrumentation thunks.
30767 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30770 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
30771 type by reference, force lhs on the call.
30774 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
30775 Compute retval and retbnd early in all cases if split_part_return_p
30776 and return_bb is not EXIT. Remove all clobber stmts and reset
30777 all debug stmts that refer to SSA_NAMEs defined in split part,
30778 except if it is retval, in that case replace the old retval with the
30779 lhs of the call to the split part.
30781 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30784 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30786 PR middle-end/66726
30787 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30788 whose result is used in PHI.
30789 (maybe_optimize_range_tests): Likewise.
30790 (final_range_test_p): Likweise.
30792 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30794 PR middle-end/66726
30795 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30796 whose result is used in PHI.
30797 (maybe_optimize_range_tests): Likewise.
30798 (final_range_test_p): Likweise.
30800 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30802 * cgraph.c: Spelling fixes - behaviour -> behavior and
30803 neighbour -> neighbor.
30804 * target.def: Likewise.
30805 * sel-sched.c: Likewise.
30806 * config/mips/mips.c: Likewise.
30807 * config/arc/arc.md: Likewise.
30808 * config/arm/cortex-a57.md: Likewise.
30809 * config/arm/arm.c: Likewise.
30810 * config/arm/neon.md: Likewise.
30811 * config/arm/arm-c.c: Likewise.
30812 * config/vms/vms-c.c: Likewise.
30813 * config/s390/s390.c: Likewise.
30814 * config/i386/znver1.md: Likewise.
30815 * config/i386/i386.c: Likewise.
30816 * config/ia64/hpux-unix2003.h: Likewise.
30817 * config/msp430/msp430.md: Likewise.
30818 * config/rx/rx.c: Likewise.
30819 * config/rx/rx.md: Likewise.
30820 * config/aarch64/aarch64-simd.md: Likewise.
30821 * config/aarch64/aarch64.c: Likewise.
30822 * config/nvptx/nvptx.c: Likewise.
30823 * config/bfin/bfin.c: Likewise.
30824 * config/cris/cris.opt: Likewise.
30825 * config/rs6000/rs6000.c: Likewise.
30826 * target.h: Likewise.
30827 * spellcheck.c: Likewise.
30828 * ira-build.c: Likewise.
30829 * tree-inline.c: Likewise.
30830 * builtins.c: Likewise.
30831 * lra-constraints.c: Likewise.
30832 * explow.c: Likewise.
30833 * hwint.h: Likewise.
30834 * targhooks.c: Likewise.
30835 * tree-vect-data-refs.c: Likewise.
30836 * expr.c: Likewise.
30837 * doc/tm.texi: Likewise.
30838 * doc/extend.texi: Likewise.
30839 * doc/install.texi: Likewise.
30840 * doc/md.texi: Likewise.
30841 * tree-ssa-tail-merge.c: Likewise.
30842 * sched-int.h: Likewise.
30843 * match.pd: Likewise.
30844 * sched-ebb.c: Likewise.
30845 * target.def (omit_struct_return_reg): Likewise.
30846 * gimple-ssa-isolate-paths.c: Likewise.
30847 (find_implicit_erroneous_behaviour): Renamed to...
30848 (find_implicit_erroneous_behavior): ... this.
30849 (find_explicit_erroneous_behaviour): Renamed to...
30850 (find_explicit_erroneous_behavior): ... this.
30851 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
30853 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
30855 PR rtl-optimization/64682
30856 PR rtl-optimization/69567
30857 PR rtl-optimization/69737
30858 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
30859 in I2 as well, just lose it.
30861 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30863 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
30865 (aarch64_last_printed_tune_string): Likewise.
30866 (aarch64_declare_function_name): Only output .arch assembler
30867 directive if it will be different from the previously output
30868 directive. Same for .tune comment but only if -dA is set.
30869 (aarch64_start_file): New function.
30870 (TARGET_ASM_FILE_START): Define.
30872 2016-02-11 David Malcolm <dmalcolm@redhat.com>
30875 * Makefile.in (PLUGIN_HEADERS): Add params.list.
30877 2016-02-11 Jakub Jelinek <jakub@redhat.com>
30880 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
30881 -Wmaybe-uninitialized warning.
30883 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
30886 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
30888 2016-02-11 Richard Biener <rguenther@suse.de>
30890 PR rtl-optimization/69291
30891 * ifcvt.c (noce_try_store_flag_constants): Do not allow
30892 subexpressions affected by changing the result.
30894 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
30897 * lra-constraints.c (curr_insn_transform): Find in/out operands
30898 for secondary memory moves. Update dups.
30900 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
30902 PR tree-optimization/69652
30903 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
30904 to nested loop, did source re-formatting, skip debug statements,
30905 add check on statement with volatile operand, remove dead scalar
30908 2016-02-10 Jakub Jelinek <jakub@redhat.com>
30909 Patrick Palka <ppalka@gcc.gnu.org>
30913 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
30914 calls if the return type is TREE_ADDRESSABLE.
30915 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
30916 * ipa-split.c (split_function): Fix doubled "we" in comment.
30917 Use void return type for the split part even if
30918 !split_point->split_part_set_retval.
30920 2016-02-10 Bin Cheng <bin.cheng@arm.com>
30922 PR tree-optimization/68021
30923 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
30924 when computing the value of biv cand by itself.
30926 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30928 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
30929 (cortexa57_tunings): Likewise.
30930 (cortexa72_tunings): Likewise.
30931 (arch_macro_fusion_pair_p): Add support for AES fusion.
30932 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
30933 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
30934 Allow virtual registers before reload so early scheduling works.
30935 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
30936 correct latency and pipeline.
30937 (cortex_a57_crypto_complex): Likewise.
30938 (cortex_a57_crypto_xor): Likewise.
30939 (define_bypass): Add AES bypass.
30941 2016-02-10 Richard Biener <rguenther@suse.de>
30943 PR tree-optimization/69726
30944 * passes.def: Add DCE pass before late uninit.
30945 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
30946 really fixup if-conversions job.
30948 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30950 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
30951 (arm_cortex_a57_tune): Likewise.
30952 (aarch_macro_fusion_pair_p): Add support for AES fusion.
30953 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
30955 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
30957 * timevar.def (TV_PHASE_DBGINFO): Delete.
30958 (TV_PHASE_CHECK_DBGINFO): Likewise.
30959 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
30961 2016-02-10 Richard Biener <rguenther@suse.de>
30963 PR tree-optimization/69719
30964 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30965 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
30967 2016-02-09 Andrew Pinski <apinski@cavium.com>
30970 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
30971 get_vcond_mask_icode returns false.
30973 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
30976 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
30977 an ADDIS that adds a pointer to a large constant that sets the
30978 upper16 bits with a load operation.
30980 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30983 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
30985 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
30987 (vzipq_s16): Likewise.
30988 (vzipq_s32): Likewise.
30989 (vzipq_f32): Likewise.
30990 (vzipq_u8): Likewise.
30991 (vzipq_u16): Likewise.
30992 (vzipq_u32): Likewise.
30993 (vzipq_p8): Likewise.
30994 (vzipq_p16): Likewise.
30996 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30999 * config/arm/arm.c (neon_endian_lane_map): New function.
31000 (neon_vector_pair_endian_lane_map): New function.
31001 (arm_evpc_neon_vuzp): Allow for big endian lane order.
31002 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
31004 (vuzpq_s16): Likewise.
31005 (vuzpq_s32): Likewise.
31006 (vuzpq_f32): Likewise.
31007 (vuzpq_u8): Likewise.
31008 (vuzpq_u16): Likewise.
31009 (vuzpq_u32): Likewise.
31010 (vuzpq_p8): Likewise.
31011 (vuzpq_p16): Likewise.
31013 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
31016 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
31019 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
31021 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
31022 truncate const_int operand 1 to QImode.
31024 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
31026 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
31027 corresponding to an abnormal edge.
31029 2016-02-09 Tom de Vries <tom@codesourcery.com>
31031 PR tree-optimization/69599
31032 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
31034 (find_func_aliases_for_builtin_call, find_func_clobbers)
31035 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
31038 2016-02-09 Richard Biener <rguenther@suse.de>
31040 PR tree-optimization/69715
31041 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
31042 LHS on calls as non-rewritable.
31044 2016-02-09 Tom de Vries <tom@codesourcery.com>
31047 * lto-wrapper.c (append_diag_options): New function.
31048 (compile_offload_image): Call append_diag_options.
31050 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
31053 * doc/extend.texi (Flag Output Operands): Correct sectioning.
31054 Minor copy-edit to fix verb tenses.
31056 2016-02-08 Jakub Jelinek <jakub@redhat.com>
31058 PR tree-optimization/69209
31059 * ipa-split.c (split_function): If split part is not
31060 returning retval, retval has gimple type but is not
31061 gimple value, force it into a SSA_NAME first.
31063 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
31065 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
31068 2016-02-08 Jason Merrill <jason@redhat.com>
31071 * convert.c (convert_to_integer_1): Check dofold on truncation
31073 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
31074 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
31075 Rename from *_nofold.
31076 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
31077 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
31079 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
31082 * tree.c (build_common_tree_nodes): Remove short_double argument.
31083 All callers changed.
31084 * tree.h (build_common_tree_nodes): Adjust declaration.
31085 * doc/invoke.texi (-fshort-double): Remove documentation.
31086 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
31087 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
31088 * lto-wrapper.c (merge_and_complain, append_compiler_options)
31089 (append_linker_options): Don't handle OPT_fshort_double.
31091 PR rtl-optimization/68730
31092 * lra-remat.c (insn_to_cand_activation): New static variable.
31093 (lra_remat): Allocate and free it.
31094 (create_cand): New arg activation. Initialize a field in
31095 insn_to_cand_activation if it is nonnull.
31096 (create_cands): Pass the activation insn to create_cand when making
31097 a candidate involving an output reload. Reorganize code a little.
31098 (do_remat): Keep track of active status of candidates in a separate
31101 2016-02-08 Richard Biener <rguenther@suse.de>
31103 PR tree-optimization/69719
31104 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
31105 Properly use absolute of the difference of the two offsets to
31106 compare or adjust the segment length.
31108 2016-02-08 Richard Biener <rguenther@suse.de>
31109 Jeff Law <law@redhat.com>
31112 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
31113 types for anonymous SSA names.
31115 2016-02-08 Richard Biener <rguenther@suse.de>
31117 PR rtl-optimization/69274
31118 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
31120 2016-02-08 Jeff Law <law@redhat.com>
31122 PR tree-optimization/65917
31123 * tree-ssa-dom.c (record_temporary_equivalences): Record both
31124 equivalences from if (x == y) style conditionals.
31125 (loop_depth_of_name): Remove.
31126 (record_equality): Remove loop depth check.
31127 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
31128 (const_and_copies::record_const_or_copy_raw): New member function.
31129 * tree-ssa-scopedtables.c
31130 (const_and_copies::record_const_or_copy_raw): New, factored out of
31131 (const_and_copies::record_const_or_copy): Call new member function.
31133 2016-02-05 Jeff Law <law@redhat.com>
31135 PR tree-optimization/68541
31136 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
31137 (count_stmts_in_block): New function.
31138 (poor_ifcvt_candidate_code): Likewise.
31139 (is_feasible_trace): Add some heuristics to determine when path
31140 splitting is profitable.
31141 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
31142 is a diamond with a single exit.
31144 2016-02-05 Martin Sebor <msebor@redhat.com>
31147 * doc/invoke.texi: Update -Wplacement-new to take an optional
31150 2016-02-06 Richard Henderson <rth@redhat.com>
31153 * tree.c (tree_nop_conversion_p): Do not strip casts into or
31154 out of non-standard address spaces.
31156 2016-02-05 Jakub Jelinek <jakub@redhat.com>
31158 PR rtl-optimization/69691
31159 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
31161 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
31163 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
31164 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
31165 (*ieee128_mfvsrd_64bit): Likewise.
31166 (*ieee128_mfvsrd_32bit): Likewise.
31168 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
31172 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31174 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
31175 instrumented_version.
31177 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
31179 * doc/invoke.texi (Optimize Options): In table of --param options
31180 rename second occurrence of tracer-min-branch-ratio to
31181 tracer-min-branch-probability, rename
31182 tracer-min-branch-ratio-feedback to
31183 tracer-min-branch-probability-feedback and clarify description,
31184 rename sched-spec-state-edge-prob-cutoff to
31185 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
31186 to selsched-insns-to-rename, rename lto-minpartition to
31187 lto-min-partition, delete reorder-blocks-duplicate and
31188 reorder-blocks-duplicate-feedback.
31190 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31192 * config/s390/s390.c (s390_register_info_set_ranges): Remove
31195 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
31197 * doc/extend.texi: S/390: Correct some typos.
31199 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31201 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
31203 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31206 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
31207 (s390_register_info_gprtofpr): Use new macros above.
31208 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
31210 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
31211 its name. Adjust restore and save gpr ranges.
31212 (s390_register_info_set_ranges): New function.
31213 (s390_register_info): Use new macros above. Call
31214 s390_register_info_set_ranges.
31215 (s390_optimize_register_info): Likewise.
31216 (s390_hard_regno_rename_ok): Use new macros.
31217 (s390_hard_regno_scratch_ok): Likewise.
31218 (s390_emit_epilogue): Likewise.
31219 (s390_can_use_return_insn): Likewise.
31220 (s390_optimize_prologue): Likewise.
31221 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
31223 2016-02-05 Jakub Jelinek <jakub@redhat.com>
31226 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
31228 (ix86_option_override_internal): Disable TARGET_STV even for
31229 -m{incoming,preferred}-stack-boundary=3.
31231 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
31233 * config.gcc: Mark deprecated rtems targets as obsolete.
31235 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
31237 PR rtl-optimization/64682
31238 PR rtl-optimization/69567
31239 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
31240 before I2 only if the register is both used and set in I2.
31242 2016-02-04 DJ Delorie <dj@redhat.com>
31244 * config/msp430/msp430.c (msp430_start_function): Add function type.
31246 2016-02-04 Jakub Jelinek <jakub@redhat.com>
31249 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
31251 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
31253 PR rtl-optimization/69577
31255 2015-10-29 Richard Henderson <rth@redhat.com>
31259 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
31260 sse check to the exact conditions of PR 67609.
31262 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
31265 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
31266 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
31267 not allowed into the traditional Altivec registers.
31268 (movtd_64bit_nodm): Likewise.
31269 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
31271 2016-02-04 David Malcolm <dmalcolm@redhat.com>
31273 * config/aarch64/cortex-a57-fma-steering.c
31274 (aarch64_register_fma_steering): Remove "static" from arguments
31277 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
31280 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
31281 twice when complex.
31283 2016-02-04 Mike Frysinger <vapier@gentoo.org>
31285 * doc/invoke.texi: Delete -mno-fma4.
31287 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
31289 PR rtl-optimization/69577
31290 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
31291 (find_subregs_of_mode): Update accordingly. Iterate over partial
31294 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
31296 * config/arm/arm-protos.h (neon_reinterpret): Remove.
31297 * config/arm/arm.c (neon_reinterpret): Remove.
31298 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
31299 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
31300 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
31301 vreinterpretti): Remove.
31302 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
31303 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
31304 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
31305 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
31306 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
31307 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
31308 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
31309 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
31310 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
31311 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
31312 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
31313 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
31314 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
31315 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
31316 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
31317 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
31318 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
31319 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
31320 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
31321 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
31322 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
31323 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
31324 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
31325 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
31326 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
31327 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
31328 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
31329 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
31330 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
31331 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
31332 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
31333 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
31334 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
31335 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
31336 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
31337 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
31338 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
31339 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
31340 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
31341 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
31342 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
31343 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
31344 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
31345 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
31346 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
31347 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
31348 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
31349 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
31350 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
31351 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
31352 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
31353 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
31354 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
31355 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
31356 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
31357 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
31358 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
31359 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
31360 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
31361 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
31362 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
31363 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
31364 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
31365 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
31366 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
31367 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
31368 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
31369 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
31370 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
31371 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
31372 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
31373 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
31374 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
31375 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
31376 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
31377 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
31378 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
31379 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
31380 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
31381 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
31382 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
31383 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
31384 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
31385 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
31386 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
31387 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
31388 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
31389 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
31390 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
31391 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
31392 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
31393 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
31394 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
31395 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
31396 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
31397 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
31398 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
31399 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
31400 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
31401 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
31402 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
31403 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
31404 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
31406 2016-02-04 Martin Liska <mliska@suse.cz>
31409 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
31410 that are gimple_store_p.
31411 (maybe_instrument_call): Likewise.
31413 2016-02-04 Bin Cheng <bin.cheng@arm.com>
31415 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
31416 register scaling out of memory reference and comment why.
31418 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31422 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
31423 folding the source of a SET.
31425 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31429 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
31430 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
31432 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
31436 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
31439 2016-02-04 Christian Bruel <christian.bruel@st.com>
31441 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
31442 * config/arm/arm.c (arm_set_current_function): Likewise.
31444 2016-02-04 Jakub Jelinek <jakub@redhat.com>
31445 Ilya Enkovich <enkovich.gnu@gmail.com>
31446 H.J. Lu <hongjiu.lu@intel.com>
31449 * config/i386/i386.c (convert_scalars_to_vector): Remove
31450 stack alignment fixes.
31451 (ix86_option_override_internal): Disable TARGET_STV if stack
31452 might not be aligned enough.
31453 (ix86_minimum_alignment): Assert that TARGET_STV is false.
31455 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
31457 * config/i386/x86-tune.def: Disable default prefetching
31460 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
31461 Vladimir Makarov <vmakarov@redhat.com>
31464 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
31465 in validating fused toc addresses.
31467 2016-02-03 Jakub Jelinek <jakub@redhat.com>
31470 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
31471 range->m_caret fields if range->m_show_caret_p is false.
31474 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
31475 Force oldval into register if it does not satisfy reg_or_short_operand
31476 predicate. Fix up formatting.
31478 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
31479 Alexandre Oliva <aoliva@redhat.com>
31482 * lra-constraints.c (simplify_operand_subreg): Check additionally
31483 address validity after potential reloading.
31484 (process_address_1): Check insns validity. In case of failure do
31487 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
31490 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
31493 2016-02-02 Jakub Jelinek <jakub@redhat.com>
31495 * wide-int.cc (canonize_uhwi): New function.
31496 (wi::divmod_internal): Use it.
31498 2016-02-02 James Norris <jnorris@codesourcery.com>
31500 * gimplify.c (omp_notice_variable): Add usage check.
31502 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
31504 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
31505 like LE, GE, LT, GT when emitting relational operator.
31507 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
31509 * ira-costs.c (find_costs_and_classes): Add extra argument.
31510 * target.def (ira_change_pseudo_allocno_class): Add parameter.
31511 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
31512 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
31513 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
31514 Add best_class parameter, and return it if not ALL_REGS.
31515 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
31517 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
31518 Update target hook.
31520 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
31522 * config/aarch64/aarch64.c
31523 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
31524 (aarch64_ira_change_pseudo_allocno_class): New function.
31526 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
31529 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
31531 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
31533 * config/avr/avr.c (avr_option_override): Set
31534 PARAM_ALLOW_STORE_DATA_RACES to 1.
31536 2016-02-02 Richard Biener <rguenther@suse.de>
31538 PR tree-optimization/69595
31539 * match.pd: Add range test simplifications to true/false.
31541 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
31543 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
31544 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
31547 2016-02-02 Richard Biener <rguenther@suse.de>
31549 PR tree-optimization/69606
31550 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
31551 info on the result before moving a stmt.
31553 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
31555 PR middle-end/68542
31556 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
31557 branch with vector comparison.
31558 * config/i386/sse.md (VI48_AVX): New mode iterator.
31559 (define_expand "cbranch<mode>4): Add support for conditional branch
31560 with vector comparison.
31561 * tree-vect-loop.c (optimize_mask_stores): New function.
31562 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
31563 has_mask_store field of vect_info.
31564 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
31565 vectorized loops having masked stores after vec_info destroy.
31566 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
31567 correspondent macros.
31568 (optimize_mask_stores): Add prototype.
31570 2016-02-02 Alan Modra <amodra@gmail.com>
31573 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
31576 2016-02-02 Alan Modra <amodra@gmail.com>
31579 * config/rs6000/rs6000.c (need_toc_init): New var, set it
31580 whenever toc_label_name used.
31581 (rs6000_file_start): Don't set up toc section here,
31582 (rs6000_output_function_epilogue): do so here instead,
31583 (rs6000_xcoff_file_start): and here.
31584 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
31585 (load_toc_aix_di): Likewise.
31587 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31589 PR rtl-optimization/69592
31590 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
31591 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
31592 (num_sign_bit_copies_binary_arith_p): New inline function.
31593 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
31595 2016-02-01 Jeff Law <law@redhat.com>
31597 PR tree-optimization/69580
31598 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
31599 * tree-ssa-threadbackward.c
31600 (fsm_find_control_statement_thread_paths): Do not try to walk
31601 through large PHI nodes.
31603 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31605 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
31606 when count is incremented above limit, don't analyze further
31609 * omp-low.c (oacc_parse_default_dims): Avoid
31610 -Wsign-compare warning, make sure value fits into int
31611 rather than just unsigned int.
31613 2016-02-01 Bin Cheng <bin.cheng@arm.com>
31615 PR tree-optimization/67921
31616 * fold-const.c (split_tree): New parameters. Convert pointer
31617 type variable part to proper type before negating.
31618 (fold_binary_loc): Pass new arguments to split_tree.
31620 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
31622 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
31623 (nvptx_goacc_validate_dims): Extend to handle global defaults.
31624 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
31625 * doc/tm.texti: Rebuilt.
31626 * doc/invoke.texi (fopenacc-dim): Document.
31627 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
31628 (append_compiler_options): Likewise.
31629 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
31630 (oacc_parse_default_dims): New.
31631 (oacc_validate_dims): Add USED arg. Select non-unity default when
31633 (oacc_loop_fixed_partitions): Return mask of used partitions.
31634 (oacc_loop_auto_partitions): Emit dump info.
31635 (oacc_loop_partition): Return mask of used partitions.
31636 (execute_oacc_device_lower): Parse default dimension arg. Adjust
31637 loop partitioning and validation calls.
31639 2016-02-01 Richard Biener <rguenther@suse.de>
31641 PR middle-end/69556
31642 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
31644 2016-02-01 Richard Biener <rguenther@suse.de>
31646 PR tree-optimization/69574
31647 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
31648 of asserting return chrec_dont_know.
31650 2016-02-01 Martin Liska <mliska@suse.cz>
31652 * mem-stats-traits.h: Add copyright header.
31653 * mem-stats.h: Likewise.
31655 2016-02-01 Richard Biener <rguenther@suse.de>
31657 PR tree-optimization/69579
31658 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
31659 Do not propagate through abnormal PHI results.
31661 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
31663 * postreload.c (reload_cse_simplify): Remove dead code.
31665 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31667 PR rtl-optimization/69570
31668 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
31669 if there is more than one set, not if there is a single set.
31671 2016-02-01 Richard Henderson <rth@redhat.com>
31674 * combine.c (make_compound_operation): When looking through a
31675 subreg, make sure to re-extend to the width of the outer mode.
31677 2016-01-30 Jakub Jelinek <jakub@redhat.com>
31679 PR tree-optimization/69546
31680 * wide-int.cc (wi::divmod_internal): For unsigned division
31681 where both operands fit into uhwi, if o1 is 1 and o0 has
31682 msb set, if divident_prec is larger than bits per hwi,
31683 clear another quotient word and return 2 instead of 1.
31684 Similarly for remainder with msb in HWI set, if dividend_prec
31685 is larger than bits per hwi.
31687 2016-01-29 Martin Jambor <mjambor@suse.cz>
31689 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
31690 Use short lowercase names.
31691 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
31692 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
31693 acq_rel one. Protect warning agains segfaults if
31694 get_memory_order_name returns NULL.
31695 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
31696 with release semantics. Do not warn if get_memory_order already did.
31697 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
31698 semantics. Fix check for relaxed or acquire semantics. Do not warn
31699 if get_memory_order already did.
31701 2016-01-29 Sebastian Pop <s.pop@samsung.com>
31703 * doc/install.texi: Document that isl-0.16 is supported.
31705 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
31708 * config/i386/constraints.md (Bm): Describe as special memory
31710 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
31711 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31712 * genpreds.c (struct constraint_data): Add is_special_memory.
31713 (have_special_memory_constraints, special_memory_start): New
31715 (special_memory_end): Ditto.
31716 (add_constraint): Add new arg is_special_memory. Add code to
31717 process its true value. Update have_special_memory_constraints.
31718 (process_define_constraint): Pass the new arg.
31719 (process_define_register_constraint): Ditto.
31720 (choose_enum_order): Process special memory.
31721 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
31722 function insn_extra_special_memory_constraint.
31723 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31724 * gensupport.c (process_rtx): Process
31725 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31726 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
31727 * ira-lives.c (single_reg_class): Use
31728 insn_extra_special_memory_constraint.
31729 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
31730 * lra-constraints.c (process_alt_operands): Ditto.
31731 (curr_insn_transform): Use insn_extra_special_memory_constraint.
31732 * recog.c (asm_operand_ok, preprocess_constraints): Process
31734 * reload.c (find_reloads): Ditto.
31735 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
31736 * stmt.c (parse_input_constraint): Use
31737 insn_extra_special_memory_constraint.
31739 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31742 * lra-splill.c (lra_final_code_change): Revert r229087 by
31743 removing all sub-registers.
31745 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
31748 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
31750 2016-01-29 Jakub Jelinek <jakub@redhat.com>
31753 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
31754 SSE1, copy target into the temporary reg first before recursing
31757 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31759 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
31762 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31764 * ginclude/stdarg.h: Test __cplusplus instead of
31765 __GXX_EXPERIMENTAL_CXX0X__.
31767 2016-01-29 Richard Biener <rguenther@suse.de>
31769 PR tree-optimization/69547
31770 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
31771 Do not mark clobbers necessary.
31772 (mark_all_reaching_defs_necessary_1): Likewise.
31774 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31776 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
31777 declaration name with %qs and print it in both error messages.
31778 Also fix indentation.
31780 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31783 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
31784 trailing blank line from error message.
31786 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31789 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
31792 2016-01-29 Richard Biener <rguenther@suse.de>
31794 PR middle-end/69537
31795 * match.pd: Allow all integral types when simplifying a
31796 widening or sign-changing conversion.
31798 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31800 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
31801 back to setting codegen_error to fail codegen.
31803 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
31806 * config/i386/constraints.md (C): Only accept constant zero operand.
31807 (BC): New constraint.
31808 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
31809 instead of C constraint.
31810 * doc/md.texi (Machine Constraints): Update description
31813 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
31816 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
31818 2016-01-28 Jakub Jelinek <jakub@redhat.com>
31820 PR middle-end/69542
31821 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
31824 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
31826 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
31827 branches if using guessed profile.
31829 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
31831 * graphite-optimize-isl.c (optimize_isl): Fix dump.
31833 2016-01-28 Richard Henderson <rth@redhat.com>
31836 * config/aarch64/aarch64-modes.def (CC_Cmode): New
31837 * config/aarch64/aarch64-protos.h: Update.
31838 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
31839 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
31840 (aarch64_get_condition_code_1): Handle CC_Cmode.
31841 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
31842 (*add<mode>3_compareC_cconly_imm): New.
31843 (*add<mode>3_compareC_cconly): New.
31844 (*add<mode>3_compareC_imm): New.
31845 (add<mode>3_compareC): New.
31846 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
31847 to be first. Use aarch64_carry_operation.
31848 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
31849 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
31850 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
31851 (subti3): Use subdi3_compare1.
31852 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
31853 (sub<mode>3_compare1): New.
31854 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
31855 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
31856 (*subsi3_carryin_uxtw): Likewise.
31857 (*ngc<mode>, *ngcsi_uxtw): Likewise.
31858 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
31859 * config/aarch64/iterators.md (DWI): New.
31860 * config/aarch64/predicates.md (aarch64_carry_operation): New.
31861 (aarch64_borrow_operation): New.
31863 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31865 * graphite-optimize-isl.c (optimize_isl): Print a different debug
31866 message when isl does not return a valid schedule.
31868 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31870 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
31871 Remove comments from class declarations: they are already in the code
31874 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31876 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
31878 (ternary_op_to_tree): Same.
31879 (unary_op_to_tree): Same.
31880 (nary_op_to_tree): Same.
31881 (gcc_expression_from_isl_expr_op): Same.
31882 (gcc_expression_from_isl_expression): Same.
31883 (graphite_create_new_loop): Same.
31884 (graphite_create_new_loop_guard): Same.
31885 (build_iv_mapping): Same.
31886 (graphite_create_new_guard): Same.
31887 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
31888 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
31890 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31892 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
31893 instead of setting codegen_error to fail codegen.
31895 2016-01-28 Jason Merrill <jason@redhat.com>
31897 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
31899 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31901 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
31902 Remove CONST_INT_P check in CCMP cost calculation.
31904 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31906 * config/aarch64/aarch64.c (generic_vector_cost):
31907 Set vec_permute_cost.
31908 (cortexa57_vector_cost): Likewise.
31909 (exynosm1_vector_cost): Likewise.
31910 (xgene1_vector_cost): Likewise.
31911 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
31912 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
31913 Add vec_permute_cost entry.
31915 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31917 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
31919 (add<mode>3_compare0): Likewise.
31920 (addsi3_compare0_uxtw): Likewise.
31921 (add<mode>3nr_compare0): Likewise.
31922 (compare_neg<mode>): Likewise.
31923 (<optab><mode>3): Likewise.
31925 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
31927 * tree-vect-stmts.c (vectorizable_comparison): Add
31928 NULL check for vectype.
31930 2016-01-28 Richard Biener <rguenther@suse.de>
31932 PR tree-optimization/69466
31933 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
31934 Account for PHIs we couldn't duplicate.
31936 2016-01-28 Martin Liska <mliska@suse.cz>
31939 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
31940 instead of ENABLE_VALGRIND_CHECKING.
31942 2016-01-27 Richard Henderson <rth@redhat.com>
31945 * lra-remat.c (subreg_regs): New.
31946 (dump_candidates_and_remat_bb_data): Dump it.
31947 (operand_to_remat): Reject if operand in subreg_regs.
31948 (set_bb_regs): Collect subreg_regs.
31949 (lra_remat): Init and free subreg_regs. Compute
31950 calculate_local_reg_remat_bb_data before create_cands.
31952 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
31955 * config/i386/i386.c (ix86_update_stack_boundary): Don't
31956 change stack_alignment_needed for __tls_get_addr call.
31958 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
31960 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
31962 2016-01-27 Jeff Law <law@redhat.com>
31964 PR tree-optimization/68398
31965 PR tree-optimization/69196
31966 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
31967 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
31968 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31969 Only count PHIs in the last block in the path. The others will
31970 const/copy propagate away. Add heuristic to allow more irreducible
31971 subloops to be created when it is likely profitable to do so.
31973 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31974 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
31975 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
31977 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31980 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
31981 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
31982 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
31983 * tree-streamer-in.c: Include asan.h.
31984 (streamer_get_builtin_tree): For builtins in sanitizer
31985 range call initialize_sanitizer_builtins and retry.
31987 2016-01-27 Ian Lance Taylor <iant@google.com>
31989 * common.opt (fkeep-gc-roots-live): New undocumented option.
31990 * tree-ssa-loop-ivopts.c (add_candidate_1): If
31991 -fkeep-gc-roots-live, skip pointers.
31992 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
31995 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
31998 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
31999 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
32001 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
32004 * configure.ac: NetBSD provides SSP in its C library.
32005 * configure: Updated.
32007 2016-01-27 Richard Biener <rguenther@suse.de>
32009 PR tree-optimization/69166
32010 * tree-vect-loop.c (vect_is_simple_reduction): Always check
32011 reduction code for commutativity / associativity.
32013 2016-01-27 Martin Jambor <mjambor@suse.cz>
32015 PR tree-optimization/69355
32016 * tree-sra.c (analyze_access_subtree): Correct hole detection when
32017 total_scalarization fails.
32019 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
32021 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
32024 2016-01-27 Christian Bruel <christian.bruel@st.com>
32027 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
32028 Move arm_reset_previous_fndecl and set_target_option_current_node in
32029 the conditional part. Call save_restore_target_globals.
32030 * config/arm/arm.c (arm_set_current_function):
32031 Refactor to better support #pragma target and attribute mix.
32032 Call save_restore_target_globals.
32033 * config/arm/arm-protos.h (save_restore_target_globals): New function.
32035 2016-01-27 Martin Liska <mliska@suse.cz>
32037 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
32038 reference for an HSA kernel and its host function.
32040 2016-01-27 Jakub Jelinek <jakub@redhat.com>
32042 PR tree-optimization/69399
32043 * wide-int.h (wi::lrshift): For larger precisions, only
32044 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
32046 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
32048 * config/arc/predicates.md (proper_comparison_operator): Reject
32049 constant-constant comparison.
32051 2016-01-26 Tom de Vries <tom@codesourcery.com>
32053 PR tree-optimization/69110
32054 * tree-data-ref.c (initialize_data_dependence_relation): Handle
32055 DR_NUM_DIMENSIONS == 0.
32057 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
32058 Sebastian Pop <s.pop@samsung.com>
32060 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
32061 isl_ast_op_cond and isl_ast_op_select.
32062 (gcc_expression_from_isl_expr_op): Same.
32064 2016-01-26 Jason Merrill <jason@redhat.com>
32067 * tree.c (recompute_constructor_flags): Split out from
32069 (verify_constructor_flags): New.
32070 * tree.h: Declare them.
32072 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
32074 PR rtl-optimization/69217
32075 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
32076 are no TYPE_FIELDS set for the record type.
32078 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32081 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
32082 toc_label_name unconditionally.
32083 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
32084 SYMBOL_REF string. Use toc_label_name instead of constructing
32086 (rs6000_elf_declare_function_name): Use toc_label_name instead of
32087 constructing LCTOC1.
32089 2016-01-26 Martin Sebor <msebor@redhat.com>
32092 * doc/extend.texi (Common Type Attributes): Move text that talks about
32093 attribute packed from attribute aligned to the section discussing
32094 the former attribute for clarity.
32096 2016-01-26 Richard Henderson <rth@redhat.com>
32098 PR middle-end/60908
32099 * trans-mem.c (tm_region_init): Mark entry block as visited.
32101 2016-01-26 David Malcolm <dmalcolm@redhat.com>
32104 * diagnostic-show-locus.c (layout::print_source_line): Replace
32105 call to pp_newline with call to layout::print_newline.
32106 (layout::print_annotation_line): Likewise.
32107 (layout::move_to_column): Likewise.
32108 (layout::print_any_fixits): After printing any fixits, print a
32109 trailing newline, if necessary.
32110 (layout::print_newline): New method, resetting any colorization
32112 (diagnostic_show_locus): Move the pp_newline to before the
32113 early bailout. Remove dummy block enclosing the layout instance.
32114 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
32115 of pp_newline_and_flush with pp_flush.
32116 (diagnostic_append_note): Delete use of pp_newline.
32117 (diagnostic_append_note_at_rich_loc): Delete.
32118 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
32119 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
32120 when newline characters are added to the buffer.
32122 2016-01-26 Michael Matz <matz@suse.de>
32124 * configure.ac (ac_cv_std_swap_in_utility): New test.
32125 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
32126 * configure: Regenerate.
32127 * config.in: Regenerate.
32129 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
32131 * config/arc/arc.md (cstoresi4): Force operand into register.
32132 (arcset<code>): Fix predicate.
32133 (arcsetltu): Likewise.
32134 (arcsetgeu): Likewise.
32135 (arcsethi): Likewise.
32136 (arcsetls): Likewise.
32138 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32140 PR tree-optimization/69483
32141 * gimple-fold.c (canonicalize_constructor_val): Return NULL
32142 if base has error_mark_node type.
32144 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
32147 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
32148 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
32150 (vget_lane_f16): Handle big-endian.
32151 (vgetq_lane_f16): Likewise.
32152 (vset_lane_f16): Likewise.
32153 (vsetq_lane_f16): Likewise.
32154 * config/arm/iterators.md (VQXMOV): Add V8HF.
32155 (VDQ): Add V4HF and V8HF.
32156 (V_reg): Handle V4HF and V8HF.
32157 (Is_float_mode): Likewise.
32158 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
32159 neon_vdup_nv8hf): New patterns.
32160 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
32161 Use VD_LANE iterator.
32162 (neon_vld1_dup<mode>): Use VQ2 iterator.
32164 2016-01-26 Nathan Sidwell <nathan@acm.org>
32166 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
32167 (set_oacc_fn_attrib): Add IS_KERNEL arg.
32168 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
32169 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
32170 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
32171 (oacc_validate_dims): Add LEVEL arg, don't return level.
32172 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
32173 oacc_validate_dims.
32174 (execute_oacc_device_lower): Adjust, add more dump output.
32175 * tree-ssa-loop.c (gate_oacc_kernels): Use
32176 oacc_fn_attrib_kernels_p.
32177 * tree-parloops.c (create_parallel_loop): Adjust
32178 set_oacc_fn_attrib call.
32180 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32183 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
32184 (append_compiler_options): Handle -fcilkplus.
32185 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
32187 2016-01-26 Nick Clifton <nickc@redhat.com>
32190 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
32191 been marked as DECL_ONE_ONLY but we do not the means to make it
32192 so, then do not allow it to bind locally.
32194 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32197 * opts.h (parse_sanitizer_options): New prototype.
32198 * opts.c (sanitizer_opts): New array.
32199 (parse_sanitizer_options): New function.
32200 (common_handle_option): Use parse_sanitizer_options.
32202 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
32205 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
32206 alignment adjustment to ...
32207 (ix86_update_stack_boundary): Here. Don't over-align stack for
32209 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
32210 if __tls_get_addr is called.
32212 2016-01-26 Christian Bruel <christian.bruel@st.com>
32214 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
32216 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
32218 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
32220 2016-01-26 Richard Biener <rguenther@suse.de>
32222 PR middle-end/69467
32223 * match.pd: Guard X * CST CMP 0 pattern with single_use.
32225 2016-01-26 Richard Biener <rguenther@suse.de>
32227 PR tree-optimization/69452
32228 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
32229 (move_computations_dom_walker::before_dom_children): Rename
32231 (move_computations_worker): This.
32232 (move_computations): Perform an RPO rather than a DOM walk.
32234 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32237 * combine.c (combine_instructions): For REG_EQUAL note with
32238 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
32239 to the underlying register.
32240 * doc/rtl.texi (REG_EQUAL): Document the behavior of
32241 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
32243 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
32246 * config/aarch64/aarch64-builtins.c
32247 (aarch64_init_simd_builtin_types): Do not set structural
32248 equality to __Poly{8,16,64,128}_t types.
32250 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
32252 PR tree-optimization/69400
32253 * wide-int.cc (wi_pack): Take the precision as argument and
32254 perform canonicalization here rather than in the callers.
32255 Use the main loop to handle all full-width HWIs. Add a
32256 zero HWI if in_len isn't a full result.
32257 (wi::divmod_internal): Update accordingly.
32258 (wi::mul_internal): Likewise. Simplify.
32260 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
32261 Sebastian Pop <s.pop@samsung.com>
32263 * graphite-poly.c (apply_poly_transforms): Simplify.
32264 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
32265 (print_isl_map): Same.
32266 (print_isl_union_map): Same.
32267 (print_isl_schedule): New.
32268 (debug_isl_schedule): New.
32269 * graphite-dependences.c (scop_get_reads): Do not call
32270 isl_union_map_add_map that is undocumented isl functionality.
32271 (scop_get_must_writes): Same.
32272 (scop_get_may_writes): Same.
32273 (scop_get_original_schedule): Remove.
32274 (scop_get_dependences): Do not call isl_union_map_compute_flow that
32275 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
32276 (compute_deps): Remove.
32277 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
32278 (debug_schedule_ast): New.
32279 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
32280 set_separate_option.
32281 (graphite_regenerate_ast_isl): Add dump.
32282 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
32283 from scop->transformed_schedule.
32284 (graphite_regenerate_ast_isl): Add more dump.
32285 * graphite-optimize-isl.c (optimize_isl): Set
32286 scop->transformed_schedule. Check whether schedules are equal.
32287 (apply_poly_transforms): Move here.
32288 * graphite-poly.c (apply_poly_transforms): ... from here.
32289 (free_poly_bb): Static.
32290 (free_scop): Static.
32291 (pbb_number_of_iterations_at_time): Remove.
32292 (print_isl_ast): New.
32293 (debug_isl_ast): New.
32294 (debug_scop_pbb): New.
32295 * graphite-scop-detection.c (print_edge): Move.
32296 (print_sese): Move.
32297 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
32298 (build_scop_scattering): Remove.
32299 (create_pw_aff_from_tree): Assert instead of bailing out.
32300 (add_condition_to_pbb): Remove unused code, do not fail.
32301 (add_conditions_to_domain): Same.
32302 (add_conditions_to_constraints): Remove.
32303 (build_scop_context): New.
32304 (add_iter_domain_dimension): New.
32305 (build_iteration_domains): Initialize pbb->iterators.
32306 Call add_conditions_to_domain.
32309 (index_outermost_in_loop): New.
32310 (index_pbb_in_loop): New.
32311 (outermost_pbb_in): New.
32312 (add_in_sequence): New.
32313 (add_outer_projection): New.
32314 (outer_projection_mupa): New.
32315 (add_loop_schedule): New.
32316 (build_schedule_pbb): New.
32317 (build_schedule_loop): New.
32318 (embed_in_surrounding_loops): New.
32319 (build_schedule_loop_nest): New.
32320 (build_original_schedule): New.
32321 (build_poly_scop): Call build_original_schedule.
32322 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
32323 (free_poly_dr): Remove.
32324 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
32325 (free_poly_bb): Remove.
32326 (debug_loop_vec): Remove.
32327 (print_isl_ast): Declare.
32328 (debug_isl_ast): Declare.
32329 (scop_do_interchange): Remove.
32330 (scop_do_strip_mine): Remove.
32331 (scop_do_block): Remove.
32332 (flatten_all_loops): Remove.
32333 (optimize_isl): Remove.
32334 (pbb_number_of_iterations_at_time): Remove.
32335 (debug_scop_pbb): Declare.
32336 (print_schedule_ast): Declare.
32337 (debug_schedule_ast): Declare.
32338 (struct scop): Remove schedule. Add original_schedule,
32339 transformed_schedule.
32340 (free_gimple_poly_bb): Remove.
32341 (print_generated_program): Remove.
32342 (debug_generated_program): Remove.
32343 (unify_scattering_dimensions): Remove.
32344 * sese.c (print_edge): ... here.
32345 (print_sese): ... here.
32346 (debug_edge): ... here.
32347 (debug_sese): ... here.
32348 * sese.h (print_edge): Declare.
32349 (print_sese): Declare.
32350 (dump_edge): Declare.
32351 (dump_sese): Declare.
32353 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
32354 Sebastian Pop <s.pop@samsung.com>
32356 * Makefile.in: Set ISLVER in site.exp.
32358 2016-01-25 Jakub Jelinek <jakub@redhat.com>
32360 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
32361 DECL_VALUE_EXPR of new_var even for the non-array case. Look
32362 through DECL_VALUE_EXPR for expansion.
32364 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
32366 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
32367 the frame info after reload completed.
32369 2016-01-25 Jeff Law <law@redhat.com>
32371 PR tree-optimization/69196
32372 PR tree-optimization/68398
32373 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
32374 tree-ssa-threadupdate.c.
32375 (determine_bb_domination_status): Prototype
32376 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
32377 (determine_bb_domination_status): No longer static.
32378 (valid_jump_thread_path): Remove code to detect characteristics
32379 of the jump thread path not associated with correctness.
32380 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
32381 Correct test for thread path length. Count PHIs for real operands as
32382 statements that need to be copied. Do not count ASSERT_EXPRs.
32383 Look at all the blocks in the thread path. Compute and selectively
32384 filter thread paths based on threading through the latch, threading
32385 a multiway branch or crossing a multiway branch.
32387 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32389 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
32390 decl with __attribute__ ((unused)) annotation.
32392 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
32395 * tree-vect-stmts.c (vectorizable_condition): Check vectype
32396 of operands is compatible with a statement vectype.
32398 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
32400 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
32401 improve wording for mixed storage order support.
32403 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
32405 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
32406 (vcvt_u64_f64): Likewise.
32407 (vcvta_s64_f64): Likewise.
32408 (vcvta_u64_f64): Likewise.
32409 (vcvtm_s64_f64): Likewise.
32410 (vcvtm_u64_f64): Likewise.
32411 (vcvtn_s64_f64): Likewise.
32412 (vcvtn_u64_f64): Likewise.
32413 (vcvtp_s64_f64): Likewise.
32414 (vcvtp_u64_f64): Likewise.
32416 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
32418 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
32419 (arc_init): Check validity mll64 option.
32420 (arc_save_restore): Use double load/store instruction.
32421 (arc_expand_movmem): Likewise.
32422 (arc_split_move): Don't split if we have double load/store
32423 instructions. Returns a boolean.
32424 (arc_process_double_reg_moves): Change function to return boolean
32425 instead of a sequence of instructions.
32426 (arc_dwarf_register_span): New function.
32427 * config/arc/arc-protos.h (arc_split_move): Change prototype.
32428 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
32429 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
32430 (*movdf_insn): Likewise.
32431 * config/arc/arc.opt (mll64): New option.
32432 * config/arc/predicates.md (even_register_operand): New predicate.
32433 * doc/invoke.texi (ARC Options): Add mll64 documentation.
32435 2016-01-25 Richard Biener <rguenther@suse.de>
32438 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
32439 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
32441 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
32443 2016-01-25 Richard Biener <rguenther@suse.de>
32445 PR tree-optimization/69376
32446 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
32448 (VN_INFO_ANTI_RANGE_P): New inline.
32449 (VN_INFO_RANGE_TYPE): Likewise.
32450 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
32451 SSA_NAME_ANTI_RANGE_P.
32452 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
32453 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32454 Properly query VN_INFO_RANGE_TYPE.
32456 2016-01-25 Nick Clifton <nickc@redhat.com>
32459 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
32461 2016-01-23 Tom de Vries <tom@codesourcery.com>
32463 PR tree-optimization/69426
32464 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
32467 2016-01-23 Jakub Jelinek <jakub@redhat.com>
32469 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
32470 "the the" with "the" in the comments.
32471 * ipa-devirt.c (build_type_inheritance_graph,
32472 update_type_inheritance_graph): Likewise.
32473 * tree.c (build_function_type_list_1): Likewise.
32474 * cfgloopmanip.c (scale_loop_profile): Likewise.
32475 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
32476 * gimple-ssa-split-paths.c
32477 (find_block_to_duplicate_for_splitting_paths): Likewise.
32478 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
32479 * expr.c (convert_move): Likewise.
32480 * var-tracking.c (vt_stack_adjustments): Likewise.
32481 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
32482 * tree-vrp.c (test_for_singularity): Likewise.
32484 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
32485 directly instead of building a temporary tree.
32488 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
32489 remove <algorithm> include.
32491 2016-01-22 Jakub Jelinek <jakub@redhat.com>
32494 * config/i386/i386.c: Include dojump.h.
32495 (expand_small_movmem_or_setmem,
32496 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
32498 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
32499 if dynamic_check != -1.
32501 2016-01-21 Jeff Law <law@redhat.com>
32503 PR middle-end/69347
32504 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
32505 record_temporary_equivalences. Rewritten to avoid unnecessary calls
32506 into dominated_by_p.
32507 (cprop_into_successor_phis): Avoid unnecessary tests.
32509 2016-01-22 Richard Henderson <rth@redhat.com>
32512 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
32513 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
32515 2016-01-22 Michael Matz <matz@suse.de>
32517 * system.h (string, algorithm): Include only conditionally.
32518 (new): Include always under C++.
32519 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
32520 * final.c (toplevel): Ditto.
32521 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
32522 * genconditions.c (write_header): Make gencondmd.c define
32524 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
32526 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
32527 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
32529 2016-01-22 Christian Bruel <christian.bruel@st.com>
32532 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
32534 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32537 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
32538 define_insn_and_split. Ensure operands[1] and operands[0] do not
32539 get assigned the same register.
32541 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
32543 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
32545 2016-01-22 Christian Bruel <christian.bruel@st.com>
32547 * config/arm/arm-c.c (arm_pragma_target_parse):
32548 Remove warn_builtin_macro_redefined overwrite.
32550 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
32552 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
32553 flag_non_call_exceptions compatibility.
32555 2016-01-22 Jakub Jelinek <jakub@redhat.com>
32558 * dwarf2out.c (add_child_die_after): New function.
32559 (dwarf_qual_info_t): New type.
32560 (dwarf_qual_info): New variable.
32561 (qualified_die_p): New function.
32562 (modified_type_die): For -fdebug-types-section, ensure
32563 canonical order of qualifiers. Put qualified DIEs adjacent
32564 to the corresponding non-qualified type DIE and search there
32565 for existing qualified DIEs.
32567 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
32569 * doc/extend.texi (scalar_storage_order type attribute): Document
32570 restriction on type punning and aliasing, and remove future tense.
32572 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
32575 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
32578 2016-01-21 Jeff Law <law@redhat.com>
32580 PR middle-end/69347
32581 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
32582 useless call to record_temporary_equivalences.
32583 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
32584 allocate 10 slots in the bb_path vector and let it grow as needed.
32585 (fsm_find_control_statement_thread_paths): Similarly for the next_path
32588 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
32590 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
32592 * configure: Regenerate.
32594 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
32596 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
32597 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
32599 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
32601 PR middle-end/66178
32602 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
32603 drop EXPAND_INITIALIZER.
32604 * rtl.h (contains_symbolic_reference_p): Declare.
32605 * rtlanal.c (contains_symbolic_reference_p): New function.
32606 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
32607 a subtraction into a NOT if symbolic constants are involved.
32609 2016-01-21 Anton Blanchard <anton@samba.org>
32610 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32613 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
32615 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
32618 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
32620 * config/microblaze/microblaze.c
32621 (get_branch_target): New.
32622 (insert_wic_for_ilb_runout): New.
32624 (microblaze_machine_dependent_reorg): New.
32625 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
32626 * config/microblaze/microblaze.md
32627 (UNSPEC_IPREFETCH): Define.
32628 (iprefetch): New pattern
32629 * config/microblaze/microblaze.opt
32630 (mxl-prefetch): New flag.
32632 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
32634 * config/microblaze/microblaze.h
32635 (FIXED_REGISTERS): Update in macro.
32636 (CALL_USED_REGISTERS): Update in macro.
32638 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
32640 PR rtl-optimization/68920
32641 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
32644 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
32646 PR rtl-optimization/68990
32647 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
32648 pseudo instead of inheritance ones.
32650 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
32651 Nick Clifton <nickc@redhat.com>
32655 * config/mips/mips.c (mips_compute_frame_info): Initialise
32656 args_size and hard_frame_pointer_offset fields of the frame
32657 structure before calling mips_global_pointer.
32659 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
32661 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
32663 * configure: Regenerate.
32665 2016-01-21 Richard Biener <rguenther@suse.de>
32667 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
32669 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
32671 * config/s390/s390.c (s390_asm_declare_function_size): Add code
32672 to actually emit the .size directive.
32674 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
32675 Jakub Jelinek <jakub@redhat.com>
32679 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
32680 args array size by one to avoid buffer overflow.
32682 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
32684 * config/s390/s390.md (pool_section_start): Use switch_to_section
32685 to select proper read-only data section instead of hardcoding
32687 (pool_section_end): Use switch_to_section to match the above.
32689 2016-01-21 Richard Biener <rguenther@suse.de>
32691 PR tree-optimization/69378
32692 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
32693 (set_ssa_val_to): Use it for dominance checks taking into
32694 account not executable edges.
32696 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32699 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
32700 for bitsize instead of GET_MODE_PRECISION (mode).
32702 2016-01-20 Martin Sebor <msebor@redhat.com>
32705 * extend.texi (__sync Builtins): Clarify the semantics of
32706 __sync_fetch_and_OP built-ins on pointers.
32707 (__atomic Builtins): Same.
32709 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32710 Sebastian Pop <s.pop@samsung.com>
32712 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
32713 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
32714 (is_valid_rename): Same.
32715 (translate_isl_ast_to_gimple::get_rename): Same.
32716 (translate_isl_ast_to_gimple::rename_all_uses): Same.
32717 (translate_isl_ast_to_gimple::rename_uses): Same.
32718 (get_new_name): Check for close_phi nodes.
32719 (copy_loop_phi_args): Use phi_node_kind.
32720 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
32721 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
32723 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32724 Sebastian Pop <s.pop@samsung.com>
32726 Revert commit r229783.
32727 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
32728 Remove use of parameter_rename_map.
32729 (copy_def): Remove.
32730 (copy_internal_parameters): Remove.
32731 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
32732 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
32733 (free_sese_info): Do not free parameter_rename_map.
32734 (set_rename): Do not use parameter_rename_map.
32735 (rename_uses): Update call to set_rename.
32736 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
32737 * sese.h (parameter_rename_map_t): Remove.
32738 (struct sese_info_t): Remove field parameter_rename_map.
32740 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32741 Sebastian Pop <s.pop@samsung.com>
32743 * graphite-isl-ast-to-gimple.c: Fix comment.
32744 * graphite-scop-detection.c (defined_in_loop_p): New.
32745 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
32746 names defined in loop.
32748 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32749 Sebastian Pop <s.pop@samsung.com>
32751 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
32752 Discard unstructured if-then-else regions.
32754 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32755 Sebastian Pop <s.pop@samsung.com>
32757 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
32758 (cleanup_loop_iter_dom): Remove.
32759 (build_loop_iteration_domains): Remove.
32760 (build_scop_context): Remove.
32761 (build_scop_iteration_domain): Remove.
32762 (add_loop_constraints): New.
32763 (build_iteration_domains): New.
32764 (build_poly_scop): Call build_iteration_domains.
32766 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32767 Sebastian Pop <s.pop@samsung.com>
32769 * graphite-scop-detection.c
32770 (scop_detection::harmful_loop_in_region): Free dom and loops.
32771 (scop_detection::loop_body_is_valid_scop): Free bbs.
32773 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32774 Sebastian Pop <s.pop@samsung.com>
32776 * graphite-scop-detection.c (record_loop_in_sese): New.
32777 (gather_bbs::before_dom_children): Call record_loop_in_sese.
32778 (build_scops): Remove call to build_sese_loop_nests.
32779 * sese.c (sese_record_loop): Remove.
32780 (build_sese_loop_nests): Remove.
32781 (new_sese_info): Remove region->loops.
32782 (free_sese_info): Same.
32783 * sese.h (sese_contains_loop): Same.
32784 (build_sese_loop_nests): Remove.
32785 (sese_contains_loop): Remove.
32787 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32788 Sebastian Pop <s.pop@samsung.com>
32790 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
32791 loop_is_valid_in_scop.
32792 (scop_detection::harmful_stmt_in_region): Renamed
32793 harmful_loop_in_region.
32794 Call loop_is_valid_in_scop.
32796 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32797 Sebastian Pop <s.pop@samsung.com>
32799 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
32802 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32803 Sebastian Pop <s.pop@samsung.com>
32805 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
32806 * graphite.h (struct poly_bb): Remove field is_reduction.
32807 (PBB_IS_REDUCTION): Remove.
32809 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32810 Sebastian Pop <s.pop@samsung.com>
32812 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
32813 (add_pdr_constraints): Same.
32814 (scop_get_reads): Same.
32815 (scop_get_must_writes): Same.
32816 (scop_get_may_writes): Same.
32817 (scop_get_original_schedule): Same.
32818 (extend_schedule): Same.
32819 (apply_schedule_on_deps): Same.
32820 (carries_deps): Same.
32821 (compute_deps): Same.
32822 (scop_get_dependences): Same.
32823 * graphite-isl-ast-to-gimple.c
32824 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
32825 * graphite-optimize-isl.c (get_schedule_for_band): Same.
32826 (get_schedule_for_band_list): Same.
32827 (get_schedule_map): Same.
32828 (apply_schedule_map_to_scop): Same.
32829 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
32830 (build_loop_iteration_domains): Same.
32831 (add_condition_to_pbb): Same.
32832 (add_param_constraints): Same.
32833 (pdr_add_memory_accesses): Same.
32834 (pdr_add_data_dimensions): Same.
32836 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32838 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
32841 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32843 * common.opt (feliminate-dwarf2-dups): Replace references to
32844 "DWARF 2" with just "DWARF".
32845 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
32846 * doc/extend.texi: Likewise.
32847 * doc/cpp.texi: Likewise.
32848 * doc/invoke.texi: Likewise.
32849 (Option Summary): Add -gdwarf to list of Debugging Options.
32850 (Debugging Options): Document -gdwarf.
32851 * doc/contrib.texi: Spell "DWARF" like that.
32853 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32855 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
32856 warning. Fix up formatting.
32858 PR middle-end/67653
32859 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
32860 attempt to mark memory input operand addressable and
32861 call prepare_gimple_addressable in that case. Don't adjust
32862 input_location for diagnostics, use error_at instead.
32864 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
32866 * config/rs6000/ppc-auxv.h: New file.
32867 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
32868 (cpu_is): Likewise.
32869 (cpu_supports): Likewise.
32870 * config/rs6000/rs6000.c: include "ppc-auxv.h".
32871 (cpu_is_info): New variable.
32872 (cpu_supports_info): Likewise.
32873 (tcb_verification_symbol): Likewise.
32874 (cpu_builtin_p): Likewise.
32875 (cpu_expand_builtin): New function.
32876 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
32877 (rs6000_init_builtins): Likewise.
32878 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
32879 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
32880 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
32881 * configure: Regenerate.
32882 * config.in: Likewise.
32883 * doc/extend.texi (PowerPC Built-in Functions): Document
32884 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
32886 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
32889 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
32891 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
32894 2016-01-20 Richard Henderson <rth@redhat.com>
32900 * tree.c (tm_define_builtin): New.
32901 (find_tm_vector_type): New.
32902 (build_tm_vector_builtins): New.
32903 (build_common_builtin_nodes): Call it.
32905 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
32907 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
32908 (arm_fp_ok): Likewise.
32909 (arm_fp): Likewise.
32910 (arm_crypto): Likewise.
32912 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
32913 Richard Biener <rguenther@suse.de>
32915 PR tree-optimization/69328
32916 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
32917 vectors have same number of elements.
32918 (vectorizable_condition): Fix masked version recognition.
32920 2016-01-20 Richard Biener <rguenther@suse.de>
32922 PR tree-optimization/69345
32923 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
32924 (VN_INFO_PTR_INFO): Likewise.
32925 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
32926 info when it is equal between non-dominating SSA names.
32927 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32928 Make sure to look at original SSA infos.
32930 2016-01-20 Jeff Law <law@redhat.com>
32933 * config/m68k/predicates.md (pow2_m1_operand): New predicate
32935 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
32936 (pc_or_label_operand): New predicate.
32937 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
32938 tests for small integers that are 2^n - 1.
32940 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
32942 * doc/invoke.texi (Options Summary): Add '.' after @xref.
32944 2016-01-19 Jeff Law <law@redhat.com>
32946 PR middle-end/69347
32947 * tree-ssa-threadbackwards.c
32948 (fsm_find_control_statement_thread_paths): Do not try to lookup
32949 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
32951 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
32953 * doc/lto.texi: Remove text that says only Gold has linker plugin
32956 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
32958 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
32959 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
32960 the DIE accordingly.
32961 (modified_type_die): Add REVERSE parameter and pass it recursively,
32962 as well as to base_type_die. Adjust presence check accordingly.
32963 (base_type_for_mode): Adjust call to modified_type_die.
32964 (add_type_attribute): Add REVERSE parameter and pass it to
32966 (generic_parameter_die): Adjust call to add_type_attribute.
32967 (add_scalar_info): Likewise.
32968 (add_subscript_info): Likewise.
32969 (gen_array_type_die): Likewise.
32970 (gen_descr_array_type_die): Likewise.
32971 (gen_entry_point_die): Likewise.
32972 (gen_enumeration_type_die): Likewise.
32973 (gen_formal_parameter_die): Likewise.
32974 (gen_subprogram_die): Likewise.
32975 (gen_variable_die ): Likewise.
32976 (gen_const_die): Likewise.
32977 (gen_field_die): Likewise.
32978 (gen_pointer_type_die): Likewise.
32979 (gen_reference_type_die): Likewise.
32980 (gen_ptr_to_mbr_type_die): Likewise.
32981 (gen_inheritance_die): Likewise.
32982 (gen_subroutine_type_die): Likewise.
32983 (gen_typedef_die): Likewise.
32984 (force_type_die): Adjust call to modified_type_die.
32986 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
32988 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
32989 flow throughout the file. Fix broken link to Objective-C 2.0
32991 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
32994 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32996 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
32998 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33001 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
33002 (maybe_record_node): Record cxa_pure_virtual as the only possible
33003 target if there are not ohter candidates.
33004 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
33006 2016-01-19 Richard Biener <rguenther@suse.de>
33008 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
33009 (get_memory_order): Likewise.
33011 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
33013 * tree-vect-stmts.c (vectorizable_store): Check
33016 2016-01-19 David Malcolm <dmalcolm@redhat.com>
33019 * gcc.c (driver::decode_argv): Add call to
33020 init_opts_obstack before init_options_struct.
33021 * opts.c (init_opts_obstack): Remove idempotency.
33022 (init_options_struct): Replace call to init_opts_obstack
33023 with a gcc_assert to verify that it has already been called.
33024 * toplev.c (toplev::main): Add call to init_opts_obstack before
33025 calls to init_options_struct.
33026 (toplev::finalize): Move cleanup of opts_obstack next to
33027 cleanup of save_decoded_options, clearing the latter, and
33028 save_decoded_options_count.
33030 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33033 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
33034 attribute to unconditional. Remove %? from output template.
33036 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33037 Jiong Wang <jiong.wang@arm.com>
33039 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
33040 generated from different expand order.
33042 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33044 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
33045 Add support for CCMP costing.
33047 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33049 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
33050 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
33051 (fccmpe<mode>): Likewise.
33052 (fcmp): Rename to fcmp and globalize pattern.
33054 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
33055 (aarch64_gen_ccmp_next): Add FP support.
33057 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33059 * target.def (gen_ccmp_first): Update documentation.
33060 (gen_ccmp_next): Likewise.
33061 * doc/tm.texi (gen_ccmp_first): Update documentation.
33062 (gen_ccmp_next): Likewise.
33063 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
33064 expand_ccmp_expr_1. Improve comments.
33065 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
33066 (ccmp_ior<mode>): Remove pattern.
33067 (cmp<mode>): Remove expand.
33068 (cmp): Globalize pattern.
33069 (cstorecc4): Use cc_register.
33070 (mov<mode>cc): Remove ccmp_cc_register check.
33071 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
33072 Simplify after removal of CC_DNE/* modes.
33073 (aarch64_ccmp_mode_to_code): Remove.
33074 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
33075 In 'k' case use integer as condition.
33076 (aarch64_nzcv_codes): Remove inverted cases.
33077 (aarch64_code_to_ccmode): Remove.
33078 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
33079 comparison with CC register to be used in folowing CCMP/branch/CSEL.
33080 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
33081 pattern. Return the comparison with CC register. Invert conditions
33082 when bitcode is OR.
33083 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
33084 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
33086 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33088 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
33089 instrumented_version.
33091 2016-01-19 Richard Biener <rguenther@suse.de>
33093 PR tree-optimization/69336
33094 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
33095 handled components with get_ref_base_and_extent.
33096 (equal_mem_array_ref_p): Adjust.
33098 2016-01-19 Jakub Jelinek <jakub@redhat.com>
33101 * shrink-wrap.c: Include valtrack.h.
33102 (move_insn_for_shrink_wrap): Add DEBUG argument. If
33103 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
33104 in between insn and where it will be moved to. Call
33105 dead_debug_insert_temp.
33106 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
33107 first and dead_debug_local_finish at the end.
33108 For uses and defs bitmap, handle all regs in between REGNO and
33109 END_REGNO, not just the first one.
33111 2016-01-19 Richard Biener <rguenther@suse.de>
33113 PR tree-optimization/69352
33114 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
33115 (equal_mem_array_ref_p): Constrain size and max size properly.
33116 Compare the reverse flag.
33118 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
33120 * ira.c (ira): Update regstat data if we deleted insns.
33122 2016-01-19 Jakub Jelinek <jakub@redhat.com>
33124 PR rtl-optimization/68955
33125 PR rtl-optimization/64557
33126 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
33127 here. Fix up formatting.
33128 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
33130 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33133 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
33134 assume that the node has body.
33135 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
33138 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33140 * lto-streamer-out.c (lto_output): Do not stream instrumentation
33143 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33145 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
33146 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
33148 2016-01-19 Martin Jambor <mjambor@suse.cz>
33149 Martin Liska <mliska@suse.cz>
33150 Michael Matz <matz@suse.de>
33152 * Makefile.in (OBJS): Add new source files.
33153 (GTFILES): Add hsa.c.
33154 * common.opt (disable_hsa): New variable.
33155 (-Whsa): New warning.
33156 * config.in (ENABLE_HSA): New.
33157 * configure.ac: Treat hsa differently from other accelerators.
33158 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
33159 $enable_offloading.
33160 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
33161 * doc/install.texi (Configuration): Document --with-hsa-runtime,
33162 --with-hsa-runtime-include, --with-hsa-runtime-lib and
33163 --with-hsa-kmt-lib.
33164 * doc/invoke.texi (-Whsa): Document.
33165 (hsa-gen-debug-stores): Likewise.
33166 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
33167 to invoke offload compiler for hsa acclerator.
33168 * opts.c (common_handle_option): Determine whether HSA offloading
33169 should be performed.
33170 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
33171 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
33172 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
33173 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
33174 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
33175 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
33176 GF_OMP_FOR_KIND_GRID_LOOP.
33177 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
33178 (pp_gimple_stmt_1): Likewise.
33179 * gimple-walk.c (walk_gimple_stmt): Likewise.
33180 * gimple.c (gimple_build_omp_grid_body): New function.
33181 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
33182 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
33183 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
33184 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
33185 GF_OMP_TEAMS_GRID_PHONY.
33186 (gimple_statement_omp_single_layout): Updated comments.
33187 (gimple_build_omp_grid_body): New function.
33188 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
33189 (gimple_omp_for_grid_phony): New function.
33190 (gimple_omp_for_set_grid_phony): Likewise.
33191 (gimple_omp_parallel_grid_phony): Likewise.
33192 (gimple_omp_parallel_set_grid_phony): Likewise.
33193 (gimple_omp_teams_grid_phony): Likewise.
33194 (gimple_omp_teams_set_grid_phony): Likewise.
33195 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
33196 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
33197 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
33198 (BUILT_IN_GOMP_TARGET): Updated type.
33199 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
33200 (adjust_for_condition): New function.
33201 (get_omp_for_step_from_incr): Likewise.
33202 (extract_omp_for_data): Moved parts to adjust_for_condition and
33203 get_omp_for_step_from_incr.
33204 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
33205 (fixup_child_record_type): Bail out if receiver_decl is NULL.
33206 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
33207 (scan_omp_parallel): Do not create child functions for phony
33209 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
33210 (scan_omp_1_op): Checking assert we are not remapping to
33211 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
33212 (parallel_needs_hsa_kernel_p): New function.
33213 (expand_parallel_call): Register apprpriate parallel child
33214 functions as HSA kernels.
33215 (grid_launch_attributes_trees): New type.
33216 (grid_attr_trees): New variable.
33217 (grid_create_kernel_launch_attr_types): New function.
33218 (grid_insert_store_range_dim): Likewise.
33219 (grid_get_kernel_launch_attributes): Likewise.
33220 (get_target_argument_identifier_1): Likewise.
33221 (get_target_argument_identifier): Likewise.
33222 (get_target_argument_value): Likewise.
33223 (push_target_argument_according_to_value): Likewise.
33224 (get_target_arguments): Likewise.
33225 (expand_omp_target): Call get_target_arguments instead of looking
33226 up for teams and thread limit.
33227 (grid_expand_omp_for_loop): New function.
33228 (grid_arg_decl_map): New type.
33229 (grid_remap_kernel_arg_accesses): New function.
33230 (grid_expand_target_kernel_body): New function.
33231 (expand_omp): Call it.
33232 (lower_omp_for): Do not emit phony constructs.
33233 (lower_omp_taskreg): Do not emit phony constructs but create for them
33234 a temporary variable receiver_decl.
33235 (lower_omp_taskreg): Do not emit phony constructs.
33236 (lower_omp_teams): Likewise.
33237 (lower_omp_grid_body): New function.
33238 (lower_omp_1): Call it.
33239 (grid_reg_assignment_to_local_var_p): New function.
33240 (grid_seq_only_contains_local_assignments): Likewise.
33241 (grid_find_single_omp_among_assignments_1): Likewise.
33242 (grid_find_single_omp_among_assignments): Likewise.
33243 (grid_find_ungridifiable_statement): Likewise.
33244 (grid_target_follows_gridifiable_pattern): Likewise.
33245 (grid_remap_prebody_decls): Likewise.
33246 (grid_copy_leading_local_assignments): Likewise.
33247 (grid_process_kernel_body_copy): Likewise.
33248 (grid_attempt_target_gridification): Likewise.
33249 (grid_gridify_all_targets_stmt): Likewise.
33250 (grid_gridify_all_targets): Likewise.
33251 (execute_lower_omp): Call grid_gridify_all_targets.
33252 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
33253 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
33254 (tree_omp_clause): Added union field dimension.
33255 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
33256 * tree.c (omp_clause_num_ops): Added number of arguments of
33257 OMP_CLAUSE__GRIDDIM_.
33258 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
33259 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
33260 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
33261 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
33262 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
33263 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
33264 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
33265 * tree-pass.h (make_pass_gen_hsail): Declare.
33266 (make_pass_ipa_hsa): Likewise.
33267 * ipa-hsa.c: New file.
33268 * lto-section-in.c (lto_section_name): Add hsa section name.
33269 * lto-streamer.h (lto_section_type): Add hsa section.
33270 * timevar.def (TV_IPA_HSA): New.
33271 * hsa-brig-format.h: New file.
33272 * hsa-brig.c: New file.
33273 * hsa-dump.c: Likewise.
33274 * hsa-gen.c: Likewise.
33277 * toplev.c (compile_file): Call hsa_output_brig.
33278 * hsa-regalloc.c: New file.
33280 2016-01-18 Jeff Law <law@redhat.com>
33282 PR tree-optimization/69320
33283 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
33284 ranged object, do nothing if the RHS constant is not [0..1].
33285 (optimize_stmt): Comparing a boolean ranged object against a
33286 constant outside [0..1] results in a compile-time constant.
33288 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
33291 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
33293 * doc/invoke.texi (Invoking GCC): Add new section to menu.
33294 (Option Summary): Update to reflect new section and moved options.
33295 (C++ Dialect Options): Move -fstats to new section.
33296 (Debugging Options): Move all dump, statistics, and other GCC
33297 developer options to new section. Rewrite section introduction
33298 and re-order remaining options to put the more basic ones first.
33299 (Optimization Options): Move -fira-verbose and -flto-report* to
33301 (Developer Options): New section incorporating moved options.
33302 * doc/cppopts.texi (-dM): Update cross-reference.
33304 2016-01-18 Richard Henderson <rth@redhat.com>
33307 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
33308 operands to pseudo only if CSE is expected. Split long immediate
33309 operands only after reload, and for the stack pointer.
33310 (*add<GPI>3_pluslong): Remove.
33311 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
33312 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
33313 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
33314 (*add<GPI>3 peepholes): New.
33315 (*add<GPI>3 splitters): New.
33316 * config/aarch64/constraints.md (Upl): New.
33317 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
33319 2016-01-18 Richard Biener <rguenther@suse.de>
33321 PR tree-optimization/69297
33322 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
33324 (vect_bb_vectorization_profitable_p): Clear visited flag again.
33326 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
33328 PR middle-end/68542
33329 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
33330 of mixind vector and scalar types.
33331 (fold_relational_const): Add handling of vector
33332 comparison with boolean result.
33333 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
33334 comparison of vector operands with boolean result for EQ/NE only.
33335 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
33336 (verify_gimple_cond): Likewise.
33337 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
33340 2016-01-18 Joseph Myers <joseph@codesourcery.com>
33342 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
33345 2016-01-18 Richard Biener <rguenther@suse.de>
33347 PR middle-end/69308
33348 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
33350 2016-01-18 Tom de Vries <tom@codesourcery.com>
33352 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
33354 2016-01-18 Tom de Vries <tom@codesourcery.com>
33356 * omp-low.c (set_oacc_fn_attrib): Make extern.
33357 * omp-low.h (set_oacc_fn_attrib): Declare.
33358 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
33359 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
33360 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
33361 Add and handle function parameter oacc_kernels_p.
33362 (find_reduc_addr, get_omp_data_i_param): New function.
33363 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
33364 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
33365 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
33366 Calculate dominance info. Skip loops that are not in a kernels region
33367 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
33368 (pass_parallelize_loops::execute): Call parallelize_loops with
33369 oacc_kernels_p argument.
33370 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
33371 New member function.
33372 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
33373 * passes.def: Add argument to pass_parallelize_loops instantation.
33375 2016-01-18 Tom de Vries <tom@codesourcery.com>
33377 * tree-parloops.c (pass_parallelize_loops::execute): Allow
33378 pass_parallelize_loops to be run outside the loop pipeline.
33380 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33382 * tree-scalar-evolution.c (follow_copies_to_constant): New.
33383 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
33385 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33388 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
33389 using get_ref_base_and_extent.
33390 (equal_mem_array_ref_p): New.
33391 (hashable_expr_equal_p): Add call to previous.
33393 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33396 * tree-sra.c (disqualified_constants, constant_decl_p): New.
33397 (sra_initialize): Allocate disqualified_constants.
33398 (sra_deinitialize): Free disqualified_constants.
33399 (disqualify_candidate): Update disqualified_constants when appropriate.
33400 (create_access): Scan for constant-pool entries as we go along.
33401 (scalarizable_type_p): Add check against type_contains_placeholder_p.
33402 (maybe_add_sra_candidate): Allow constant-pool entries.
33403 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
33404 (initialize_constant_pool_replacements): New.
33405 (sra_modify_assign): Avoid mangling assignments created by previous,
33406 and don't generate writes into constant pool.
33407 (sra_modify_function_body): Call initialize_constant_pool_replacements.
33409 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
33411 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
33412 andnot instruction.
33413 (scalar_chain::convert_op): Likewise.
33414 * config/i386/i386.md (*andndi3_doubleword): New.
33416 2016-01-18 Richard Biener <rguenther@suse.de>
33418 PR tree-optimization/69170
33419 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
33420 building a vector from scalar results of a pattern stmt.
33422 2016-01-18 Jakub Jelinek <jakub@redhat.com>
33424 * haifa-sched.c (autopref_multipass_init): Work around
33425 -Wmaybe-uninitialized warning.
33427 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
33429 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
33430 against the constant 0.
33432 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33434 PR tree-optimization/68799
33435 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
33436 look up phi candidates in the statement-candidate map.
33437 (phi_add_costs): Likewise.
33438 (record_phi_increments): Likewise.
33439 (phi_incr_cost): Likewise.
33440 (ncd_with_phi): Likewise.
33441 (all_phi_incrs_profitable): Likewise.
33443 2016-01-17 Jakub Jelinek <jakub@redhat.com>
33445 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
33446 -Wmaybe-uninitialized warning.
33448 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
33450 * doc/invoke.texi (Invoking GCC): Add new section to menu.
33451 (Option Summary): Update to reflect new section and moved options.
33452 (C++ Dialect Options): Move -fvtable-verify and related options.
33453 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
33454 and profiling-related options.
33455 (Optimization Options): Move profile generation options and
33456 -fstack-protector and related options.
33457 (Instrumentation Options): New section incorporating moved options.
33458 (Code Generation Options): Move -finstrument-functions and
33459 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
33461 2016-01-16 Tom de Vries <tom@codesourcery.com>
33463 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
33465 2016-01-16 Tom de Vries <tom@codesourcery.com>
33467 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
33469 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
33471 * hash-table.h (hash_table::empty): Turn into an inline wrapper
33472 that checks whether the table is already empty. Rename the
33473 original implementation to...
33474 (hash_table::empty_slot): ...this new private function.
33476 2016-01-15 David Malcolm <dmalcolm@redhat.com>
33478 PR diagnostic/68899
33479 * diagnostic-show-locus.c (layout::print_source_line): Move x
33480 offset of line until after call to
33481 get_line_width_without_trailing_whitespace.
33483 2016-01-15 Jeff Law <law@redhat.com>
33485 PR tree-optimization/69270
33486 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
33487 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
33488 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
33489 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
33490 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
33491 ssa_name_has_boolean_range and constant_boolean_node.
33493 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
33495 PR rtl-optimization/69030
33496 * lra-spills.c (remove_pseudos): Check nrefs and make the function
33498 (spill_pseudos): Delete debug insn for dead pseudo.
33499 (lra_spill): Initiate spill_hard_reg and slots memory separately.
33501 2016-01-15 Jiong Wang <jiong.wang@arm.com>
33503 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
33505 (TYPES_UNOPUS): Likewise.
33506 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
33507 builtin type, from UNOP to UNOPUS.
33508 (lbtruncuv4sf): Likewise.
33509 (lbtruncuv2df): Likewise.
33510 (lrounduv2sf): Likewise.
33511 (lrounduv4sf): Likewise.
33512 (lrounduv2df): Likewise.
33513 (lroundusf): Likewise.
33514 (lroundusf): Likewise.
33515 (lceiluv2sf): Likewise.
33516 (lceiluv4sf): Likewise.
33517 (lceiluv2df): Likewise.
33518 (lceilusf): Likewise.
33519 (lceiludf): Likewise.
33520 (lflooruv2sf): Likewise.
33521 (lflooruv4sf): Likewise.
33522 (lflooruv2df): Likewise.
33523 (lfloorusf): Likewise.
33524 (lfloorudf): Likewise.
33525 (lfrintnuv2sf): Likewise.
33526 (lfrintnuv4sf): Likewise.
33527 (lfrintnuv2df): Likewise.
33528 (lfrintnusf): Likewise.
33529 (lfrintnudf): Likewise.
33530 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
33532 (vcvtq_u32_f32): Likewise.
33533 (vcvtq_u64_f64): Likewise.
33534 (vcvta_u32_f32): Likewise.
33535 (vcvtaq_u32_f32): Likewise.
33536 (vcvtaq_u64_f64): Likewise.
33537 (vcvtm_u32_f32): Likewise.
33538 (vcvtmq_u32_f32): Likewise.
33539 (vcvtmq_u64_f64): Likewise.
33540 (vcvtn_u32_f32): Likwise.
33541 (vcvtnq_u32_f32): Likewise.
33542 (vcvtnq_u64_f64): Likewise.
33543 (vcvtp_u32_f32): Likewise.
33544 (vcvtpq_u32_f32): Likewise.
33545 (vcvtpq_u64_f64): Likewise.
33546 (vcvtmd_u64_f64): Likewise.
33547 (vcvtms_u32_f32): Likewise.
33548 (vcvtad_u64_f64): Likewise.
33549 (vcvtas_u32_f32): Likewise.
33550 (vcvtnd_u64_f64): Likewise.
33551 (vcvtns_u32_f32): Likewise.
33552 (vcvtpd_u64_f64): Likewise.
33553 (vcvtps_u32_f32): Likewise.
33555 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33557 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
33558 CSEL of zero_extended registers.
33560 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33562 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
33563 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
33565 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33567 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
33568 false when argument string is not found in the attributes table
33571 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
33574 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
33575 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
33576 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
33577 precision estimate.
33579 2016-01-15 Richard Biener <rguenther@suse.de>
33581 PR tree-optimization/66856
33582 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
33583 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
33584 (vect_create_new_slp_node): Increment stmt reference count.
33585 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
33586 an SLP tree before swapping operands.
33587 (vect_build_slp_tree): Likewise.
33588 (destroy_bb_vec_info): Free stmt info after SLP instances.
33589 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
33590 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
33591 (STMT_VINFO_NUM_SLP_USES): New macro.
33593 2016-01-15 Richard Biener <rguenther@suse.de>
33596 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
33597 (add_linkage_name): ... here.
33598 (gen_typedef_die): Use add_linkage_name_raw instead of
33599 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
33602 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
33604 * gimplify.c (oacc_default_clause): Decode reference and pointer
33605 types for both kernels and parallel regions.
33607 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
33609 PR middle-end/69246
33610 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
33612 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
33614 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
33615 (convert_scalars_to_vector): Likewise.
33617 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
33619 * doc/extend.texi (Type Traits): Fix grammar.
33621 2016-01-15 Martin Jambor <mjambor@suse.cz>
33623 * tree-inline.c (remap_decl): Use existing dclarations if
33624 remapping a type and prevent_decl_creation_for_types.
33625 (replace_locals_stmt): Do an initial remapping of non-VLA typed
33626 decls first. Do real remapping with
33627 prevent_decl_creation_for_types set.
33628 * tree-inline.h (copy_body_data): New field
33629 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
33632 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
33634 * config/s390/s390.opt (mmvcle): More verbose help text.
33636 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
33638 * config/s390/s390.opt: Add period to -mzvector option text.
33640 2016-01-15 Richard Biener <rguenther@suse.de>
33642 PR tree-optimization/68961
33643 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
33644 of invariants in stores again.
33646 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
33648 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
33650 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
33652 * config/i386/i386.c (ix86_expand_branch): Don't split
33653 DI mode xor instruction to SI mode.
33655 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
33658 * ipa-icf.c (sem_function::merge): Virtual functions may become
33659 reachable even if they address is not taken and there are no
33662 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
33664 * lto-streamer-out.c (subtract_estimated_size): New function.
33665 (get_symbol_initial_value): Use it.
33667 2016-01-15 Christian Bruel <christian.bruel@st.com>
33670 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
33671 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
33672 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
33673 use add_builtin_function_ext_scope instead of add_builtin_function.
33674 (neon_set_p, neon_crypto_set_p): Remove.
33675 (arm_init_builtins): Always call arm_init_neon_builtins and
33676 arm_init_crypto_builtins.
33677 (arm_expand_builtin): Check that builtins are allowed for the arch.
33678 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
33679 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
33680 arm_init_neon_builtins call.
33682 2016-01-15 Richard Biener <rguenther@suse.de>
33684 PR tree-optimization/69117
33685 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
33686 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
33687 of the leader conservatively.
33688 (free_scc_vn): Restore original SSA name infos.
33690 2016-01-14 Jeff Law <law@redhat.com>
33692 PR tree-optimization/69270
33693 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
33694 single bit of precision, verify it's also unsigned.
33695 (record_edge_info): Use constant_boolean_node rather than fold_convert
33696 to convert boolean_true/boolean_false to the right type.
33698 2016-01-14 Richard Henderson <rth@redhat.com>
33701 * loop-doloop.c (record_reg_sets): New.
33702 (doloop_optimize): Reject the transform if the sequence
33703 clobbers registers live at the end of the loop block.
33704 (doloop_optimize_loops): Enable df_live if needed.
33706 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
33708 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
33709 * config/rs6000/rs6000.c: Likewise.
33710 * config/rs6000/rs6000.h: Likewise.
33711 * config/rs6000/rs6000.md: Likewise.
33712 * doc/extend.texi: Likewsie.
33714 2016-01-14 Jeff Law <law@redhat.com>
33716 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
33719 2016-01-14 Richard Henderson <rth@redhat.com>
33723 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
33724 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
33725 instead of builtin_decl_declared_p to test for declaration.
33727 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
33729 * doc/loop.texi (Loop Analysis and Representation): Document
33730 loop_depth function.
33732 2016-01-14 Tom de Vries <tom@codesourcery.com>
33734 PR tree-optimization/68773
33735 * omp-low.c (expand_omp_target): Don't set force_output.
33736 * varpool.c (varpool_node::get_create): Same.
33737 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
33738 offload_funcs with force_output.
33740 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33743 * lra-eliminations.c (move_plus_up): Don't change anything if either
33744 the outer or inner subreg mode is not MODE_INT.
33745 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
33746 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
33748 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33750 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
33751 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
33752 reduc_uplus_@var{m}): Remove.
33753 * expr.c (expand_expr_real_2): Remove expansion path for
33754 reduc_[us](min|max|plus) optabs.
33755 * optabs-tree.c (scalar_reduc_to_vector): Remove.
33756 * optabs-tree.h (scalar_reduc_to_vector): Remove.
33757 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
33758 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
33759 * tree-vect-loop.c (vectorizable_reduction): Remove test for
33760 reduc_[us](min|max|plus) optabs.
33762 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33764 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
33765 (reduc_plus_scal_v2sf): New.
33766 (reduc_smax_v2sf): Rename to...
33767 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
33768 (reduc_smin_v2sf): Rename to...
33769 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
33771 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
33773 * alias.c (compare_base_symbol_refs): New function.
33774 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
33777 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33779 PR middle-end/68146
33780 PR tree-optimization/69155
33781 * tree-complex.c: Include cfganal.h.
33782 (phis_to_revisit): New variable.
33783 (extract_component): Add phiarg_p argument. Assert that returned
33784 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
33785 (update_phi_components): Partly rewrite to use loop over real/imag
33786 components instead of code duplication. If extract_component returns
33787 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
33788 create_tmp_reg into the PHI node instead, and mention the phi triplet
33789 in phis_to_revisit.
33790 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
33791 in phis_to_revisit at the end.
33793 2016-01-14 Richard Biener <rguenther@suse.de>
33795 PR tree-optimization/68060
33796 * tree-vect-loop.c (vect_is_simple_reduction): Check the
33797 outer loop reduction is only used in the inner loop before
33798 detecting a double reduction.
33800 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33803 * combine.c (expand_field_assignment): Punt if compute_mode is
33804 unsupported scalar mode.
33806 2016-01-14 Richard Biener <rguenther@suse.de>
33808 PR tree-optimization/66856
33809 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
33810 SLP node only if it built successfully.
33811 (vect_analyze_slp_instance): Adjust.
33813 2016-01-14 Jeff Law <law@redhat.com>
33815 PR tree-optimization/69270
33816 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
33817 (record_edge_info): Use it. Convert boolean_{true,false}_node
33818 to the type of op0.
33820 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
33823 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
33824 use block_ultimate_origin
33825 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
33827 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33829 * doc/invoke.texi (Submodel Options): Rename section to
33830 "Machine-Dependent Options" to better reflect its content.
33831 Rewrite introductory text to remove archaic CPU names.
33834 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33836 * doc/invoke.texi (Code Gen Options): Move section up in file,
33837 before target-specific options. Update menu and option summary
33838 to reflect the new section ordering.
33840 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33842 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
33843 (C++ Dialect Options): Add cross-reference to -std option.
33844 * doc/standards.texi (C++ Language): Document C++14 support.
33846 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
33848 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
33849 for pack/unpack functions for __ibm128.
33850 (PACK_IF): Likewise.
33851 (UNPACK_IF): Likewise.
33853 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
33854 support for __ibm128 pack/unpack functions.
33855 (rs6000_invalid_builtin): Likewise.
33856 (rs6000_init_builtins): Likewise.
33857 (rs6000_opt_masks): Likewise.
33859 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
33860 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
33862 (RS6000_BTM_COMMON): Likewise.
33864 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
33865 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
33866 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
33867 128-bit floating point. Add support for the double values to be
33868 in Altivec registers for TF/IF packing and unpacking, but restrict
33869 TD packing sub-fields to be FPR registers. Don't allow overlapped
33870 register support for packing. Allow pack inputs to be memory
33871 locations. Don't build generator functions for unpack<mode>_dm
33872 and unpack<mode>_nodm.
33873 (unpack<mode>_dm): Likewise.
33874 (unpack<mode>_nodm): Likewise.
33875 (pack<mode>): Likewise.
33877 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
33878 built-in functions to pack/unpack explicit __ibm128 values.
33879 (__builtin_unpack_ibm128): Likewise.
33881 * doc/extend.texi (PowerPC Built-in Functions): Document
33882 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
33884 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
33887 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
33888 Add new arg loc and pass it down as context.
33889 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
33890 to the location to use for the warning.
33891 (check_function_arguments): New arg loc. All callers changed. Pass
33892 it to check_function_nonnull.
33893 * c-common.h (check_function_arguments): Adjust declaration.
33895 2016-01-13 Jakub Jelinek <jakub@redhat.com>
33897 PR tree-optimization/69156
33898 * gimple.c (validate_type): Removed.
33899 (gimple_builtin_call_types_compatible_p): Use
33900 useless_type_conversion_p instead of validate_type.
33901 * value-prof.c (gimple_stringop_fixed_value): Fold
33902 icall_size to correct type.
33904 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33906 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
33909 2016-01-13 Richard Henderson <rth@redhat.com>
33912 * target.def (builtin_tm_load, builtin_tm_store): Remove.
33913 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
33914 (ix86_builtin_tm_store): Remove.
33915 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33916 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33917 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33918 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33919 * doc/tm.texi: Rebuild.
33921 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
33922 (BUILT_IN_TM_MEMCPY_RTWN): New.
33923 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
33924 fallback from vector to integer helpers.
33925 (build_tm_load): Handle vector types directly, instead of
33927 (build_tm_store): Likewise.
33928 (expand_assign_tm): Prepare for register types not handled by
33929 the above. Copy them to memory and use memcpy.
33930 * tree.c (tm_define_builtin): New.
33931 (find_tm_vector_type): New.
33932 (build_tm_vector_builtins): New.
33933 (build_common_builtin_nodes): Call it.
33935 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
33937 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
33938 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
33940 2016-01-13 Tom de Vries <tom@codesourcery.com>
33942 PR tree-optimization/69169
33943 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
33944 handled_struct_type param.
33945 (create_variable_info_for, intra_create_variable_infos): Call
33946 create_variable_info_for_1 with extra arg.
33948 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
33950 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
33951 and "armv8.1-a+crc" entries.
33953 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
33956 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
33957 Change first operand predicate from register_or_constm1_operand
33958 to register_operand.
33959 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
33960 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
33961 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
33962 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
33963 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
33964 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
33965 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
33966 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
33967 comparison with constm1_rtx from vec_prefetch_gen part.
33969 2016-01-13 Richard Biener <rguenther@suse.de>
33971 PR tree-optimization/69013
33972 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
33973 Exchange assert for a test.
33975 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33978 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
33980 2016-01-13 Richard Biener <rguenther@suse.de>
33982 PR tree-optimization/69242
33983 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
33984 assert with a check.
33986 2016-01-13 Richard Biener <rguenther@suse.de>
33988 PR tree-optimization/69186
33989 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
33990 Properly guard vect_update_misalignment_for_peel call.
33992 2016-01-12 Jeff Law <law@redhat.com>
33994 PR tree-optimization/pr67755
33995 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
33996 "need_profile_correction".
33997 (thread_block_1): Initialize new field to false by default. If we
33998 have multiple thread paths through a common joiner to different
33999 final targets, then set new field to true.
34000 (compute_path_counts): Only do count adjustment when it's really
34003 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
34005 * doc/invoke.texi (Spec Files): Move section down in file, past
34006 all command-line option descriptions.
34008 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
34010 PR middle-end/54809
34011 * doc/gty.texi: Remove documentation of mark_hook.
34012 * gengtype.c (struct write_types_data): Remove code to support
34013 mark_hook attribute.
34014 (walk_type): Likewise.
34015 (write_func_for_structure): Likewise.
34017 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
34019 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
34020 Directory Options, and -specs= to Overall Options.
34021 (Overall Options): Adjust similarly. Reorder to group related
34022 options together. Make -specs= cross-reference the spec file details.
34023 (Directory Options): Adjust similarly.
34025 2016-01-12 Jeff Law <law@redhat.com>
34027 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
34029 2016-01-12 Olivier Hainque <hainque@adacore.com>
34031 * gcc.c (spec_undefvar_allowed): New global.
34032 (process_command): Set to true when running for --version or --help,
34034 (getenv_spec_function): When the variable is not defined, use the
34035 variable name as the variable value if we're allowed not to issue
34038 2016-01-12 Bin Cheng <bin.cheng@arm.com>
34040 PR tree-optimization/68911
34041 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
34042 information computed for expression "init + nit * step".
34044 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
34046 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
34047 about name of GCC executable. Remove deleted node from menu.
34048 (Directory Options) <-B>: Remove cross-reference to deleted node.
34049 (Target Options): Delete section.
34051 2016-01-12 Christian Bruel <christian.bruel@st.com>
34054 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
34055 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
34057 2016-01-12 Jakub Jelinek <jakub@redhat.com>
34060 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
34061 aligned_mem is properly set for AVX512-VL floating point masked
34065 * ifcvt.c (cond_exec_process_if_block): When removing the last
34066 insn from then_bb, remove also any possible barriers that follow it.
34068 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
34072 * config/i386/iamcu.h (SIZE_TYPE): New macro.
34073 (PTRDIFF_TYPE): Likewise.
34074 (WCHAR_TYPE): Likewise.
34075 (WCHAR_TYPE_SIZE): Likewise.
34076 (STDINT_LONG32): Likewise.
34078 2016-01-12 Richard Biener <rguenther@suse.de>
34080 PR tree-optimization/69053
34081 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
34082 convert initial value for cond reductions.
34084 2016-01-12 Richard Biener <rguenther@suse.de>
34086 PR tree-optimization/69007
34087 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
34088 widen_sum after dot_prod and sad.
34090 2016-01-12 Richard Biener <rguenther@suse.de>
34092 PR tree-optimization/69168
34093 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
34094 pattern stmt SLP type.
34095 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
34096 end up unused so cope with that case.
34098 2016-01-12 Richard Biener <rguenther@suse.de>
34100 PR tree-optimization/69157
34101 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
34102 stmts def type only during analyze phase.
34103 (vectorizable_call): Likewise.
34104 (vectorizable_simd_clone_call): Likewise.
34105 (vectorizable_conversion): Likewise.
34106 (vectorizable_assignment): Likewise.
34107 (vectorizable_shift): Likewise.
34108 (vectorizable_operation): Likewise.
34109 (vectorizable_store): Likewise.
34110 (vectorizable_load): Likewise.
34112 2016-01-12 Richard Biener <rguenther@suse.de>
34114 PR tree-optimization/69174
34115 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
34117 (vectorizable_load): Properly compute the number of loads needed
34118 for permuted strided SLP loads and do not spuriously assign
34119 to SLP_TREE_VEC_STMTS.
34121 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
34123 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
34124 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
34125 (MD_EXEC_PREFIX): Remove.
34126 (MD_STARTFILE_PREFIX) Removee.
34127 (FILE_NAME_ABSOLUTE_P): Remove.
34128 (CPP_SPEC): Do not read macros from sys/version.h.
34129 (LINK_COMMAND_SPEC): Remove.
34130 (LOCAL_INCLUDE_DIR): Remove.
34131 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
34132 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
34133 (POST_LINK_SPEC): Define to invoke stubify after linker
34134 (LIBSTDCXX): Remove define
34135 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
34136 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
34137 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
34138 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
34139 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
34140 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
34141 (i386_djgpp_asm_named_section): Add propotype of new procedure
34143 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
34144 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
34145 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
34146 in config/i386/djgpp.h).
34147 (STANDARD_STARTFILE_PREFIX_2): Define identical to
34148 STANDARD_STARTFILE_PREFIX_1.
34149 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
34150 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
34151 installation errors.
34152 (MAX_OFILE_ALIGNMENT): Define to 128.
34153 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
34155 * config/i386/djgpp.c: New file. Add implementation of
34156 i386_djgpp_asm_named_section.
34158 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
34160 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
34161 Add rule for building djgpp.o.
34163 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34165 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
34166 (rtx_is_swappable_p): Reductions are swappable.
34167 (insn_is_swappable_p): V2DF reductions are swappable.
34169 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
34171 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
34172 reloads for other unsupported memory operands.
34174 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
34175 Jim Wilson <jim.wilson@linaro.org>
34178 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
34179 copy_to_mode_reg instead of force_reg.
34181 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
34184 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
34185 TARGET_80387 is true.
34187 2016-01-11 Jakub Jelinek <jakub@redhat.com>
34190 * lra-eliminations.c (move_plus_up): Only move plus up
34191 if subreg of the constant can be simplified into constant
34192 and use the simplified subreg of the constant instead of
34193 the original constant.
34195 * fold-const.c (fold_convertible_p): Don't return true
34196 for conversion of VECTOR_TYPE to same sized integral type.
34197 (fold_convert_loc): Fix up formatting. Fold conversion of
34198 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
34199 instead of NOP_EXPR.
34201 PR tree-optimization/69214
34202 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
34203 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
34206 PR tree-optimization/69207
34207 * tree-vect-slp.c (vect_get_constant_vectors): For
34208 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
34209 fold_convertible_p to vector_type's element type, and always
34210 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
34212 2016-01-11 Richard Biener <rguenther@suse.de>
34214 PR tree-optimization/69173
34215 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
34216 fixup the cycle if all stmts are in a pattern.
34218 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
34220 PR middle-end/68999
34221 * alias.c (base_alias_check): Move check for addresses with
34222 alignment ANDs before the call for compare_base_decls.
34223 (memrefs_conflict_p): Return -1 for different decls
34224 that went through alignment adjustments.
34226 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34228 PR rtl-optimization/68796
34229 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
34230 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
34231 and QImode comparisons against zero with CC_NZmode.
34232 * config/aarch64/iterators.md (short_mask): New mode_attr.
34234 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
34236 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
34237 (<avx512>_store<mode>_mask): Likewise.
34239 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
34240 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34242 PR rtl-optimization/68841
34243 * ifcvt.c (struct noce_if_info): Add orig_x field.
34244 (bbs_ok_for_cmove_arith): Add to_rename parameter.
34245 Don't record conflicts on to_rename if it's present.
34246 Allow memory destinations in sets.
34247 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
34248 blocks, passing orig_x to the checks.
34249 (noce_process_if_block): Set if_info->orig_x appropriately.
34251 2016-01-11 Tom de Vries <tom@codesourcery.com>
34253 PR tree-optimization/69069
34254 * tree-parloops.c (create_parallel_loop): Add missing phi args.
34256 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
34258 PR rtl-optimization/68920
34259 * config/i386/i386.c (ix86_option_override_internal): Restrict number
34260 of conditional moves for RTL if-conversion to 1 for
34261 TARGET_ONE_IF_CONV_INSN.
34262 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
34263 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
34264 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
34265 parameter to restirct number of conditional moves for
34267 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
34268 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
34271 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
34274 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
34275 onepart vars. Fix typo in comment. Fix reversed condition in
34277 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
34280 * var-tracking.c (dump_onepart_variable_differences): New.
34281 (dataflow_set_different): If a detailed dump is requested,
34282 delay early returns and dump differences between onepart
34283 variables present before and after, and added variables.
34285 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
34288 * expr.c (expand_expr_real_1): For boolean vector constants
34289 with a scalar mode use const_scalar_mask_from_tree.
34290 (const_scalar_mask_from_tree): New.
34291 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
34292 assigned to a mask type to handle constants.
34294 2016-01-11 Martin Jambor <mjambor@suse.cz>
34297 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
34298 useless parameters if we cannot change function signature.
34300 2016-01-11 Martin Jambor <mjambor@suse.cz>
34303 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
34306 2016-01-11 Tom de Vries <tom@codesourcery.com>
34308 PR tree-optimization/69109
34309 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
34312 2016-01-11 Tom de Vries <tom@codesourcery.com>
34314 PR tree-optimization/69108
34315 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
34316 res is not used in a phi.
34318 2016-01-11 Yury Gribov <y.gribov@samsung.com>
34321 * common.opt (frandom-seed): Fix parameter name.
34322 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
34324 2016-01-11 Tom de Vries <tom@codesourcery.com>
34326 PR tree-optimization/69058
34327 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
34330 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
34332 * config/arc/arc.opt (mdiv-rem): Add period to the end.
34333 (mcode-density): Likewise.
34335 2016-01-10 Tom de Vries <tom@codesourcery.com>
34337 PR tree-optimization/69062
34338 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
34339 (parallelize_loops): Don't paralelize loop that has phi with address
34342 2016-01-10 Tom de Vries <tom@codesourcery.com>
34344 PR tree-optimization/69039
34345 * tree-parloops.c (try_create_reduction_list): Only allow single exit
34348 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
34350 PR middle-end/68743
34351 * match.pd: Require target has function_c99_misc before doing
34352 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
34354 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
34356 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
34358 * configure: Regenerate.
34360 2016-01-09 Jakub Jelinek <jakub@redhat.com>
34362 PR middle-end/50865
34363 PR tree-optimization/69097
34364 * fold-const.h (expr_not_equal_to): New prototype.
34365 * fold-const.c: Include stringpool.h and tree-ssanames.h.
34366 (expr_not_equal_to): New function.
34367 * match.pd (X % -Y is the same as X % Y): Don't optimize
34368 unless X is known not to be equal to minimum or Y is known
34369 not to be equal to -1.
34370 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
34371 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
34372 (simplify_stmt_using_ranges): Adjust caller.
34373 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
34374 substitute_and_fold.
34376 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
34378 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
34381 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34383 PR tree-optimization/69167
34384 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
34385 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
34387 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
34389 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
34390 Richard Biener <rguenther@suse.de>
34392 PR tree-optimization/68707
34393 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
34394 instances that can be handled via vect_load_lanes.
34396 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
34398 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
34399 if we can't determine address equivalence.
34400 * alias.c (compare_base_decl): Update for changed return value of
34401 symtab_node::equal_address_to.
34403 2016-01-08 Jason Merrill <jason@redhat.com>
34407 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
34408 * expr.c (store_field): Not here.
34409 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
34410 call with TREE_ADDRESSABLE type.
34411 * tree-cfg.c (verify_gimple_call): Adjust.
34413 2016-01-08 Olivier Hainque <hainque@adacore.com>
34415 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
34418 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
34420 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
34421 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
34422 (reduc_smin_v2sf): Rename to...
34423 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
34424 (reduc_splus_v2sf): Rename to...
34425 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
34427 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34429 PR tree-optimization/69162
34430 * gimplify.c (gimplify_va_arg_expr): Encode original type of
34431 valist argument in another argument.
34432 (gimplify_modify_expr): Adjust for the above change. Cleanup.
34433 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
34434 to determine the va_list type, build a MEM_REF instead of
34435 build_fold_indirect_ref.
34437 PR tree-optimization/69172
34438 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
34441 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
34443 PR tree-optimization/67781
34444 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
34445 and cmpnop in two steps: first the ones not accessed in original
34446 gimple expression in a endian independent way and then the ones not
34447 accessed in the final result in an endian-specific way.
34449 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34451 PR tree-optimization/69083
34452 * tree-vect-slp.c (vect_get_constant_vectors): For
34453 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
34454 element type. If op is fold_convertible_p to vector_type's element
34455 type, use NOP_EXPR instead of VCE.
34457 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
34459 PR rtl-optimization/67778
34460 PR rtl-optimization/68634
34461 PR rtl-optimization/68909
34462 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
34463 block from the stack until done with it. Remove a superfluous
34464 bitmap set. Remove a superfluous bitmap test.
34466 2016-01-07 Martin Sebor <msebor@redhat.com>
34469 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
34470 constraint on the type of arguments.
34472 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
34474 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
34475 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
34476 unaligned_access on the gcc_options set.
34477 * config/arm/arm.c (arm_option_override_internal): Use
34478 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
34480 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
34483 * config/i386/i386.c (ix86_frame_pointer_required): Enable
34484 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
34486 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
34489 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
34492 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
34493 depending on frame_pointer_needed before remaining integer and SSE
34494 registers are saved.
34496 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
34499 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
34501 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
34504 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
34505 Use the "xBm" constraint.
34506 (float<sseintvecmodelower><mode>2<mask_name><round_name):
34508 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
34509 (sse_cvtsi2ssq<round_name>): Likewise.
34510 (sse_cvtss2si<round_name>): Likewise.
34511 (sse_cvtss2siq<round_name>): Likewise.
34512 (sse2_cvtsi2sdq<round_name>): Likewise.
34513 (sse2_cvtsd2si<round_name>): Likewise.
34514 (sse2_cvtsd2siq<round_name>): Likewise.
34515 * config/i386/subst.md (round_nimm_scalar_predicate): New
34518 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
34520 PR middle-end/67639
34521 * varasm.c (make_decl_rtl): Mark invalid register vars as
34524 PR rtl-optimization/66206
34525 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
34526 All callers changed.
34528 2016-01-07 Jakub Jelinek <jakub@redhat.com>
34530 PR tree-optimization/69141
34531 * tree-ssa-pre.c: Include langhooks.h.
34532 (eliminate_dom_walker::before_dom_children): Use
34533 lang_hooks.decl_printable_name instead of
34534 cgraph_node::get ()->name ().
34536 PR middle-end/68960
34537 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
34538 it and DECL_ALIGN too.
34540 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
34542 * config/mips/mips-ftypes.def: Sort to lexicographical order.
34544 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
34547 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
34548 depending on frame_pointer_needed before remaining integer and SSE
34549 registers are saved.
34551 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34553 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
34554 mode iterator with VSX_M2.
34555 (*p9_vecstore_<mode>): Likewise.
34556 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
34557 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
34558 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
34559 (define_split for VSX_LE128 stores): Likewise.
34560 (define_peephole2 for TImode LE swaps): Likewise.
34561 (define_split for VSX_LE128 post-reload stores): Likewise.
34563 2016-01-06 Marek Polacek <polacek@redhat.com>
34566 * convert.c (convert_to_integer_1): Adjust call to
34567 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
34568 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
34569 EXPR instead of ARG.
34570 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
34572 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34575 * doc/extend.texi (RL78 Variable Attributes): New section.
34577 2016-01-05 Marek Polacek <polacek@redhat.com>
34580 * builtins.c (get_memmodel): Use expansion point location rather than
34581 the input location. Call warning_at rather than warning.
34582 (expand_builtin_atomic_compare_exchange): Likewise.
34583 (expand_builtin_atomic_load): Likewise.
34584 (expand_builtin_atomic_store): Likewise.
34585 (expand_builtin_atomic_clear): Likewise.
34587 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
34590 * config/i386/i386.c (ix86_expand_vector_logical_operator):
34591 Replace nonimmediate_operand with vector_operand.
34592 * config/i386/predicates.md (vector_operand): New predicate.
34593 (general_vector_operand): Replace nonimmediate_operand with
34595 * config/i386/sse.md: Replace nonimmediate_operand with
34596 vector_operand and m constraint with Bm constraint on SSE
34597 patterns with 16-byte memory operand.
34598 * config/i386/subst.md (round_nimm_predicate): Replace
34599 nonimmediate_operand with vector_operand.
34600 (round_saeonly_nimm_predicate): Likewise.
34601 (round_saeonly_nimm_scalar_predicate): New.
34603 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
34606 * config/i386/constraints.md (Bm): New constraint.
34607 * config/i386/predicates.md (vector_memory_operand): New
34609 * config/i386/sse.md: Replace xm with xBm in plusminus and
34610 any_logic patterns.
34612 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34615 * doc/extend.texi (V850 Function Attributes): New section.
34616 (V850 Variable Attributes): New section.
34618 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34621 * doc/extend.texi (MicroBlaze Function Attributes): Document
34622 interrupt_handler and fast_interrupt attributes.
34624 2016-01-05 Sergei Trofimovich <siarheit@google.com>
34627 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
34628 for local symbolic operands.
34629 * config/ia64/predicates.md (local_symbolic_operand64): New
34632 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34634 PR rtl-optimization/68651
34635 * combine.c (combine_simplify_rtx): Canonicalize x + x into
34638 2016-01-05 Nathan Sidwell <nathan@acm.org>
34640 * alias.c (compare_base_decls): Use symtab_node::get.
34642 2016-01-05 Nick Clifton <nickc@redhat.com>
34645 * ira-costs.c (copy_cost): Initialise the t_icode field of the
34646 secondary_reload_info structure.
34649 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
34650 decls if weak support is available.
34652 2016-01-04 Martin Sebor <msebor@redhat.com>
34654 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
34656 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
34658 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
34659 OPTION_MASK_P9_DFORM.
34661 * config/rs6000/constraints.md (wo constraint): New constraint for
34664 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
34666 (rs6000_init_hard_regno_mode_ok): Likewise.
34668 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
34671 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
34672 expanders not to have constraints. Add support for ISA 3.0 xxperm
34673 instruction. Add support for fusing xxlor with xxperm.
34674 (altivec_vperm_<mode>_internal): Likewise.
34675 (altivec_vperm_v8hiv16qi): Likewise.
34676 (altivec_vperm_<mode>v16q): Likewise.
34677 (altivec_vperm_<mode>_uns): Likewise.
34678 (vperm_v8hiv4si): Likewise.
34679 (vperm_v16qiv8hi): Likewise.
34681 * doc/md.texi (RS/6000 constraints): Document wo constraint.
34683 2016-01-04 Jakub Jelinek <jakub@redhat.com>
34685 Update copyright years.
34687 * gcc.c (process_command): Update copyright notice dates.
34688 * gcov-dump.c (print_version): Ditto.
34689 * gcov.c (print_version): Ditto.
34690 * gcov-tool.c (print_version): Ditto.
34691 * gengtype.c (create_file): Ditto.
34692 * doc/cpp.texi: Bump @copying's copyright year.
34693 * doc/cppinternals.texi: Ditto.
34694 * doc/gcc.texi: Ditto.
34695 * doc/gccint.texi: Ditto.
34696 * doc/gcov.texi: Ditto.
34697 * doc/install.texi: Ditto.
34698 * doc/invoke.texi: Ditto.
34700 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34702 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
34703 modes larger than TImode as TImode if NEON is not enabled.
34705 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34708 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
34709 mode for %f0-%f31 only if TARGET_FPU.
34711 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34714 * config/sparc/sparc.c (scan_record_type): Take into account subfields
34715 to compute the PACKED_P predicate.
34716 (function_arg_record_value): Minor tweaks.
34718 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
34720 * doc/install.texi (--with-multilib-list): Describe the meaning of the
34721 option for arm*-*-* targets.
34723 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
34725 * doc/extend.texi (Common Function Attributes): Move docs for
34726 MSP430-specific attributes to....
34727 (MSP430 Function Attributes): ...here. Delete the redundant
34728 entries and copy-edit the remaining text.
34729 (MSP430 Variable Attributes): Use uniform format for index
34730 entries and add a cross-reference to the corresponding function
34733 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
34735 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
34737 (x86 Options): Likewise.
34739 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34743 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
34744 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
34745 to corresponding attribute.
34747 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34749 * doc/extend.texi (Common Function Attributes) <noplt>: Move
34750 to correct alphabetization of table. Copy-edit and correct
34752 <stack_protect>: Likewise.
34753 <target_clones>: Likewise.
34755 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
34756 Correct punctuation.
34757 (Code Gen Options) <-fno-plt>: Copy-edit.
34759 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
34762 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
34763 SI values. Explicitly convert SI to DI and vice-versa.
34765 2016-01-01 Jakub Jelinek <jakub@redhat.com>
34767 PR tree-optimization/69070
34768 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
34769 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
34772 * ubsan.c (ubsan_instrument_float_cast): Call
34773 initialize_sanitizer_builtins.
34776 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
34778 Copyright (C) 2016 Free Software Foundation, Inc.
34780 Copying and distribution of this file, with or without modification,
34781 are permitted in any medium without royalty provided the copyright
34782 notice and this notice are preserved.