1 2016-12-12 Jakub Jelinek <jakub@redhat.com>
3 PR tree-optimization/78777
4 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge,
5 insert_initializers): Use stmt_ends_bb_p instead of is_ctrl_stmt.
8 * opt-functions.awk (opt_args): Use [{] instead of { in regexps.
11 2016-12-12 Martin Sebor <msebor@redhat.com>
15 * gimple-ssa-sprintf.c (min_bytes_remaining): Use res.knownrange
16 rather than res.bounded.
17 (get_width_and_precision): Set precision to -1 when negative.
18 (adjust_range_for_overflow): New function.
19 (format_integer): Correct the handling of the space, plus, and pound
20 flags, and the special case of zero precision.
21 Always set res.bounded to true unless either precision or width
22 is specified and unknown.
23 Call adjust_range_for_overflow.
24 Avoid use zero as the shortest value when precision is specified
26 (format_directive): Remove vestigial quoting. Always inform of
27 argument value or range when it's available.
28 (add_bytes): Correct the computation of boundrange used to
29 decide whether a warning is of a "maybe" or "defnitely" kind.
31 2016-12-12 Dominik Vogt <vogt@linux.vnet.ibm.com>
33 * combine.c (change_zero_ext): Handle mode expanding zero_extracts.
35 2016-12-12 Uros Bizjak <ubizjak@gmail.com>
38 * config/i386/i386.h (X87_ENABLE_ARITH): Also enable for
39 flag_unsafe_math_optimizations.
40 (X87_ENABLE_FLOAT): Ditto.
42 2016-12-12 Marek Polacek <polacek@redhat.com>
45 * gimplify.c (gimplify_va_arg_expr): Don't require ADDR_EXPR for
46 Case 1; check POINTER_TYPE_P instead.
48 2016-12-12 Bernd Schmidt <bschmidt@redhat.com>
50 PR rtl-optimization/78669
51 * ira.c (combine_and_move_insns): When deleting an insn, clear the
52 replace flag for all used regs in that insn.
54 2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
56 * config/arm/arm-opts.h: Move struct arm_arch_core_flag and
57 arm_arch_core_flags to ...
58 * common/config/arm/arm-common.c: There.
60 2016-12-12 Eric Botcazou <ebotcazou@adacore.com>
62 * config/sparc/constraints.md (T): Use special memory constraint.
64 (W): Add TARGET_ARCH64 test.
65 * config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'.
66 (*movdf_insn_sp32): Likewise.
67 (*mov<VM64:mode>_insn_sp32): Likewise. Replace 'e' with 'f' in
68 conjunction with offsettable memory references.
70 2016-12-11 Sandra Loosemore <sandra@codesourcery.com>
72 * config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx
73 to avoid shared structure error.
75 2016-12-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
78 * config/rs6000/rs6000.c (find_alignment_op): Discard from
79 consideration any artificial definition.
81 2016-12-11 Iain Sandoe <iain@codesourcery.com>
83 * configure.ac (CROSS directory tests): Remove the assumption that
84 Darwin hosts contain suitable target sysroots in "/".
85 * configure: Regenerate.
87 2016-12-11 Iain Sandoe <iain@codesourcery.com>
89 PR rtl-optimization/71496
90 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
91 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
92 reload_macho_picbase_di): Likewise.
94 2012-12-11 John David Anglin <danglin@gcc.gnu.org>
96 * config/pa/pa.c (pa_callee_copies): New function.
97 * config/pa/pa.opt (mcaller-copies): New option.
98 * doc/invoke.texi (mcaller-copies): Document option.
100 2016-12-11 Uros Bizjak <ubizjak@gmail.com>
103 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
104 <case ASHIFT, case LSHIFTRT>: Consider all constant shifts.
106 (dimode_scalar_chain::compute_convert_gain): Reduce gain for
107 constant shifts larger or equal than 32.
109 2016-12-11 Roger Pau Monné <roger.pau@citrix.com>
111 * config/i386/x86-64.h: Append --32 to the assembler options when
112 -m16 is used on non-glibc systems as well.
114 2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io>
117 * config/i386/mmintrin.h (__m64_u): New type
118 * config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64):
119 Make the allowed unaligned memory access explicit.
121 2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com>
123 * config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD.
124 Generally use cpu generic.
126 2016-12-10 Jakub Jelinek <jakub@redhat.com>
127 Marc Glisse <marc.glisse@inria.fr>
129 PR tree-optimization/78720
130 * match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift
131 is negative, sign extend to @1's type and than AND with C.
133 2016-12-10 Jakub Jelinek <jakub@redhat.com>
136 * tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle
137 non-zero low bound or non-standard element sizes.
140 * lto-streamer-in.c (input_function): In addition to debug stmts
141 without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize
144 2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
146 * config/rs6000/rs6000-passes.def: New file.
147 * config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps.
148 * config/rs6000/rs6000.c (rs6000_option_override): Remove
149 registration of machine-specific passes.
150 (pass_analyze_swaps::clone): New function.
151 * config/rs6000/t-rs6000: Define PASSES_EXTRA.
153 2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org>
156 * ipa-cp.c (propagate_vr_accross_jump_function): Call
157 drop_tree_overflow after fold_convert.
159 2016-12-09 Jakub Jelinek <jakub@redhat.com>
162 * config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot,
163 *and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn
166 2016-12-09 Segher Boessenkool <segher@kernel.crashing.org>
169 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use
170 GET_MODE_BITSIZE. Return 2.
171 (CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle
172 TARGET_POPCNTD the same as TARGET_CTZ.
173 * config/rs6000/rs6000.md (ctz<mode>2): Reimplement.
174 (ffs<mode>2): Reimplement.
176 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
178 PR rtl-optimization/78255
179 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
180 NO_FUNCTION_CSE is true.
182 2016-12-09 Cesar Philippidis <cesar@codesourcery.com>
185 * ipa-icf.c (sem_function::parse): Don't process functions with
186 oacc decl attributes, as they may be OpenACC routines.
188 2016-12-09 David Malcolm <dmalcolm@redhat.com>
190 * rtl.h (get_mem_attrs): Add "const" qualifier to returned
193 2016-12-09 Nathan Sidwell <nathan@acm.org>
196 * convert.c (convert_to_integer_1): Maybe fold conversions to
197 integral types with fewer bits than its mode.
199 2016-12-09 Martin Liska <mliska@suse.cz>
201 * tree-pretty-print.c (pretty_print_string): Escape non-printable
204 2016-12-09 Jakub Jelinek <jakub@redhat.com>
206 PR tree-optimization/78726
207 * tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
208 argument. For lhs uses in debug stmts, don't replace lhs with
209 new_lhs, but with a debug temp set to new_lhs opcode op.
210 (make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
211 OP down to make_new_ssa_for_def.
212 (zero_one_operation): Call make_new_ssa_for_all_defs even when
213 stmts_to_fix is empty, if *def has not changed yet. Pass
214 OPCODE to make_new_ssa_for_all_defs.
216 2016-12-08 Martin Sebor <msebor@redhat.com>
219 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
220 identifier tree nodes.
221 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
222 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
223 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
224 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
225 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
226 * builtins.c (expand_builtin_alloca): Call
227 maybe_warn_alloc_args_overflow.
228 * builtins.def (aligned_alloc, calloc, malloc, realloc):
229 Add attribute alloc_size.
230 (alloca): Add attribute alloc_size and returns_nonnull.
231 * calls.h (maybe_warn_alloc_args_overflow): Declare.
232 * calls.c (alloc_max_size, operand_signed_p): New functions.
233 (maybe_warn_alloc_args_overflow): Define.
234 (initialize_argument_information): Diagnose overflow in functions
235 declared with attaribute alloc_size.
236 * doc/invoke.texi (Warning Options): Document -Walloc-zero and
237 -Walloc-size-larger-than.
239 2016-12-08 Vladimir Makarov <vmakarov@redhat.com>
241 PR rtl-optimization/78671
242 * lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an
245 2016-12-08 Uros Bizjak <ubizjak@gmail.com>
247 * config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
248 (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro.
250 2015-12-08 Wilco Dijkstra <wdijkstr@arm.com>
253 * config/aarch64/aarch64.c (aarch64_classify_address):
254 Set load_store_pair_p for TImode and TFmode.
256 2016-12-08 David Malcolm <dmalcolm@redhat.com>
258 * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
259 regno_reg_rtx resizing logic to...
260 (emit_status::ensure_regno_capacity): ...this new method,
261 and ensure that the buffers are large enough.
262 (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
263 rather than ggc_vec_alloc.
264 * function.h (emit_status::ensure_regno_capacity): New method.
266 2016-12-08 Dmitry Vyukov <dvyukov@google.com>
268 * opts.c (finish_options): Enable -fsanitize-address-use-after-scope
269 only if -fsanitize=address is enabled (not -fsanitize=kernel-address).
270 * doc/invoke.texi (-fsanitize=kernel-address):
271 Don't say that it enables -fsanitize-address-use-after-scope.
273 2016-12-08 Bin Cheng <bin.cheng@arm.com>
276 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
277 sign bit for index step of data reference.
279 2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
281 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
282 Handle SYMBOL_SMALL_TLSGD for ILP32.
283 * config/aarch64/aarch64.md : tlsgd_small modified into
284 tlsgd_small_<mode> to support SImode and DImode.
285 *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
288 2016-12-08 Andrew Pinski <apinski@cavium.com>
290 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
291 Access the lower part of RTX appropriately.
293 2016-12-07 David Malcolm <dmalcolm@redhat.com>
295 * genpreds.c (write_tm_constrs_h): Update for renaming of
296 rtx_reader_ptr to md_reader_ptr.
297 (write_tm_preds_h): Likewise.
298 (write_insn_preds_c): Likewise.
299 * read-md.c (rtx_reader_ptr): Rename to...
300 (md_reader_ptr): ...this, and convert from an
301 rtx_reader * to a md_reader *.
302 (rtx_reader::set_md_ptr_loc): Rename to...
303 (md_reader::set_md_ptr_loc): ...this.
304 (rtx_reader::get_md_ptr_loc): Rename to...
305 (md_reader::get_md_ptr_loc): ...this.
306 (rtx_reader::copy_md_ptr_loc): Rename to...
307 (md_reader::copy_md_ptr_loc): ...this.
308 (rtx_reader::fprint_md_ptr_loc): Rename to...
309 (md_reader::fprint_md_ptr_loc): ...this.
310 (rtx_reader::print_md_ptr_loc): Rename to...
311 (md_reader::print_md_ptr_loc): ...this.
312 (rtx_reader::join_c_conditions): Rename to...
313 (md_reader::join_c_conditions): ...this.
314 (rtx_reader::fprint_c_condition): ...this.
315 (rtx_reader::print_c_condition): Rename to...
316 (md_reader::print_c_condition): ...this.
317 (fatal_with_file_and_line): Update for renaming of
318 rtx_reader_ptr to md_reader_ptr.
319 (rtx_reader::require_char): Rename to...
320 (md_reader::require_char): ...this.
321 (rtx_reader::require_char_ws): Rename to...
322 (md_reader::require_char_ws): ...this.
323 (rtx_reader::require_word_ws): Rename to...
324 (md_reader::require_word_ws): ...this.
325 (rtx_reader::read_char): Rename to...
326 (md_reader::read_char): ...this.
327 (rtx_reader::unread_char): Rename to...
328 (md_reader::unread_char): ...this.
329 (rtx_reader::peek_char): Rename to...
330 (md_reader::peek_char): ...this.
331 (rtx_reader::read_name): Rename to...
332 (md_reader::read_name): ...this.
333 (rtx_reader::read_escape): Rename to...
334 (md_reader::read_escape): ...this.
335 (rtx_reader::read_quoted_string): Rename to...
336 (md_reader::read_quoted_string): ...this.
337 (rtx_reader::read_braced_string): Rename to...
338 (md_reader::read_braced_string): ...this.
339 (rtx_reader::read_string): Rename to...
340 (md_reader::read_string): ...this.
341 (rtx_reader::read_skip_construct): Rename to...
342 (md_reader::read_skip_construct): ...this.
343 (rtx_reader::handle_constants): Rename to...
344 (md_reader::handle_constants): ...this.
345 (rtx_reader::traverse_md_constants): Rename to...
346 (md_reader::traverse_md_constants): ...this.
347 (rtx_reader::handle_enum): Rename to...
348 (md_reader::handle_enum): ...this.
349 (rtx_reader::lookup_enum_type): Rename to...
350 (md_reader::lookup_enum_type): ...this.
351 (rtx_reader::traverse_enum_types): Rename to...
352 (md_reader::traverse_enum_types): ...this.
353 (rtx_reader::rtx_reader): Rename to...
354 (md_reader::md_reader): ...this, and update for renaming of
355 rtx_reader_ptr to md_reader_ptr.
356 (rtx_reader::~rtx_reader): Rename to...
357 (md_reader::~md_reader): ...this, and update for renaming of
358 rtx_reader_ptr to md_reader_ptr.
359 (rtx_reader::handle_include): Rename to...
360 (md_reader::handle_include): ...this.
361 (rtx_reader::handle_file): Rename to...
362 (md_reader::handle_file): ...this.
363 (rtx_reader::handle_toplevel_file): Rename to...
364 (md_reader::handle_toplevel_file): ...this.
365 (rtx_reader::get_current_location): Rename to...
366 (md_reader::get_current_location): ...this.
367 (rtx_reader::add_include_path): Rename to...
368 (md_reader::add_include_path): ...this.
369 (rtx_reader::read_md_files): Rename to...
370 (md_reader::read_md_files): ...this.
371 * read-md.h (class rtx_reader): Split into...
372 (class md_reader): ...new class.
373 (rtx_reader_ptr): Rename to...
374 (md_reader_ptr): ...this, and convert to a md_reader *.
375 (class noop_reader): Update base class to be md_reader.
376 (class rtx_reader): Reintroduce as a subclass of md_reader.
377 (rtx_reader_ptr): Reintroduce as a rtx_reader *.
378 (read_char): Update for renaming of rtx_reader_ptr to
380 (unread_char): Likewise.
381 * read-rtl.c (rtx_reader_ptr): New global.
382 (rtx_reader::apply_iterator_to_string): Rename to...
383 (md_reader::apply_iterator_to_string): ...this.
384 (rtx_reader::copy_rtx_for_iterators): Rename to...
385 (md_reader::copy_rtx_for_iterators): ...this.
386 (rtx_reader::read_conditions): Rename to...
387 (md_reader::read_conditions): ...this.
388 (rtx_reader::record_potential_iterator_use): Rename to...
389 (md_reader::record_potential_iterator_use): ...this.
390 (rtx_reader::read_mapping): Rename to...
391 (md_reader::read_mapping): ...this.
392 (rtx_reader::read_rtx): Use rtx_reader_ptr when calling
394 (rtx_reader::read_rtx_operand): Use get_string_obstack rather
395 than directly accessing m_string_obstack.
396 (rtx_reader::rtx_reader): New ctor.
397 (rtx_reader::~rtx_reader): New dtor.
399 2016-12-07 Martin Sebor <msebor@redhat.com>
405 * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
407 (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
408 (check_memop_sizes): Same.
409 (expand_builtin_memcpy): Call check memop_sizes.
410 (expand_builtin_mempcpy): Same.
411 (expand_builtin_memset): Same,
412 (expand_builtin_bzero): Same.
413 (expand_builtin_memory_chk): Call check_sizes.
414 (expand_builtin_strcpy): Same.
415 (expand_builtin_strncpy): Same.
416 (maybe_emit_sprintf_chk_warning): Same.
417 (expand_builtin): Handle strcat and strncat.
418 (fini_object_sizes): Reset pointers.
419 (compute_object_size): New function.
420 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
421 Avoid issuing warnings also issued during built-in expansion.
422 * doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
424 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
427 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
428 V2DImode elements are SUBREG's convert the result into DImode
429 rather than failing in emit_move_insn.
431 2016-12-07 Jakub Jelinek <jakub@redhat.com>
433 * builtins.c (fold_builtin_strstr): Removed.
434 (fold_builtin_2): Don't call fold_builtin_strstr.
435 * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
436 earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
437 (gimple_fold_builtin_strstr): New function.
438 (gimple_fold_builtin): Call it.
439 * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
442 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
443 var to lhs of new_stmt right before noreturn handling rather than to
444 lhs of e->call_stmt early.
446 2016-12-07 David Malcolm <dmalcolm@redhat.com>
448 * read-md.c (rtx_reader::require_char): New method.
449 (require_char_ws): Convert from function to...
450 (rtx_reader::require_char_ws): ...method.
451 (rtx_reader::require_word_ws): New method.
452 * read-md.h (rtx_reader::require_char): New method decl.
453 (require_char_ws): Remove global decl in favor of...
454 (rtx_reader::require_char_ws): ...new method decl.
455 (rtx_reader::require_word_ws): New method decl.
456 (rtx_reader::peek_char): New method decl.
458 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
460 PR rtl-optimization/78617
461 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
462 registers, also setting hard registers mapped to pseudo registers.
464 2016-12-07 David Malcolm <dmalcolm@redhat.com>
466 * cfgexpand.c (pass_expand::execute): Move stack initializations
467 to rtl_data::init_stack_alignment and call it.
468 * emit-rtl.c (rtl_data::init_stack_alignment): New method.
469 * emit-rtl.h (rtl_data::init_stack_alignment): New method.
471 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
473 * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
474 (ira): Move initialization of crtl->is_leaf earlier.
476 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
478 * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
479 (movtf_aarch64): Likewise.
480 * config/aarch64/aarch64.c (aarch64_classify_address):
481 Use correct intersection of offsets.
482 (aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
483 (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
484 Use 7-bit signed scaled mode for modes > 16 bytes.
486 2016-12-07 James Greenhalgh <james.greenhalgh@arm.com>
488 PR rtl-optimization/78561
489 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
490 constant_pool_empty_p in place of get_pool_size_upper_bound.
491 (rs6000_stack_info): Likewise.
492 (rs6000_emit_prologue): Likewise.
493 (rs6000_elf_declare_function_name): Likewise.
494 (rs6000_set_up_by_prologue): Likewise.
495 (rs6000_can_eliminate): Likewise.
496 * output.h (get_pool_size_upper_bound): Delete.
497 (constant_pool_empty_p): New.
498 * varasm.c (get_pool_size_upper_bound): Delete
499 (constant_pool_empty_p): New.
501 2016-12-07 Bin Cheng <bin.cheng@arm.com>
503 PR tree-optimization/78691
504 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
505 Require integral type for the outer expression.
507 2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
509 * config/aarch64/aarch64.c
510 (aarch64_builtin_support_vector_misalignment): New.
511 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
513 2016-12-06 David Malcolm <dmalcolm@redhat.com>
516 * config/i386/i386.c (ix86_test_dumping_memory_blockage):
517 Conditionalize the string comparison on Pmode == DImode.
519 2016-12-06 Tom de Vries <tom@codesourcery.com>
521 PR tree-optimization/67955
522 * tree-ssa-alias.c (same_addr_size_stores_p): New function.
523 (stmt_kills_ref_p): Use it.
525 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
528 * calls.c (expand_call): Move back call to prepare_call_address.
530 2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
533 * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
534 ?* constraints for the ISA 3.0 patterns, so the register allocator
535 is more likely to allocate QImode/HImode to vector registers for
536 conversion to floating point unless a reload is needed.
537 (zero_extendhi<mode>2): Likewise.
538 (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
539 first alternative which is converting QImode/HImode to floating
540 point and the QImode/HImode value is in a vector register, and
541 does not allocate the second pseudo register. Remove zero
542 extending into traditional floating point registers, since the
543 instruction used only works on traditional altivec registers.
544 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
546 2016-12-06 David Malcolm <dmalcolm@redhat.com>
548 * config/i386/i386.c: Include print-rtl.h.
549 (selftest::ix86_test_dumping_memory_blockage): New function.
550 (selftest::ix86_run_selftests): Call it.
551 * print-rtl-function.c (print_rtx_function): Create an
552 rtx_reuse_manager and use it.
553 * print-rtl.c: Include "rtl-iter.h".
554 (rtx_writer::rtx_writer): Add reuse_manager param.
555 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
556 (uses_rtx_reuse_p): New function.
557 (rtx_reuse_manager::preprocess): New function.
558 (rtx_reuse_manager::has_reuse_id): New function.
559 (rtx_reuse_manager::seen_def_p): New function.
560 (rtx_reuse_manager::set_seen_def): New function.
561 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
562 prefix the first time in_rtx is seen, and print reuse_rtx
564 (print_inline_rtx): Supply NULL for new reuse_manager param.
565 (debug_rtx): Likewise.
566 (print_rtl): Likewise.
567 (print_rtl_single): Likewise.
568 (rtx_writer::print_rtl_single_with_indent): Likewise.
569 * print-rtl.h: Include bitmap.h when building for host.
570 (rtx_writer::rtx_writer): Add reuse_manager param.
571 (rtx_writer::m_rtx_reuse_manager): New field.
572 (class rtx_reuse_manager): New class.
573 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
574 param and use it when constructing rtx_writer.
575 (selftest::test_dumping_rtx_reuse): New function.
576 (selftest::rtl_tests_c_tests): Call it.
577 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
578 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
579 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
580 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
582 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
585 * lra-lives.c (process_bb_lives): Update biggest mode for
586 implicitly used hard reg.
588 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
590 * config/i386/predicates.md (general_gr_operand): New predicate.
591 * config/i386/i386.md (TImode and DImode push_operand splitter):
592 Use general_gr_operand. Macroize using DWI mode macro.
593 (TImode and DImode nonimmediate_operand splitter): Use
594 nonimmediate_gr_operand and general_gr_operand. Macroize using
596 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
597 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
598 and general_gr_operand.
599 (XFmode nonimmediate_operand splitter): Ditto.
600 (DFmode nonimmediate_operand splitter): Ditto.
601 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
603 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
605 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
606 alphabetical order with respect to other ARMv8 processors.
607 * config/arm/arm-tables.opt: Regenerate.
608 * config/arm/arm-tune.md: Likewise.
610 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
612 * config/mips/mips.c (mips_expand_builtin_insn): Check input
613 ranges of literal integer arguments.
615 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
618 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
619 destroy_predicate_vecs.
620 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
622 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
625 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
626 argument type to a pred_chain.
627 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
629 (flatten_out_predicate_chains): Remove.
630 (uninit_uses_cannot_happen): Rename from
631 uninit_ops_invalidate_phi_use.
632 Change logic so that we are checking that the PHI use will
633 invalidate _ALL_ possibly uninitialized operands.
634 (is_use_properly_guarded): Rename call to
635 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
637 2016-12-06 Tamar Christina <tamar.christina@arm.com>
639 * gcc/config/aarch64/arm_neon.h
640 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
641 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
642 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
643 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
644 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
645 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
646 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
647 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
648 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
649 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
650 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
651 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
652 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
653 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
655 2016-12-06 Jakub Jelinek <jakub@redhat.com>
658 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
659 plus offset is non-zero. For maybe_nonzero_address decl base0,
660 require indirect_base0.
663 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
664 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
665 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
666 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
667 and arguments have no side-effects, return 0.
668 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
671 * fold-const-call.c (fold_const_call): Handle
672 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
674 PR tree-optimization/78675
675 * tree-vect-loop.c (vectorizable_live_operation): For
676 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
677 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
679 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
682 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
683 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
684 (copy_insn_1) <CLOBBER>: Likewise.
686 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
689 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
690 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
691 comparing signed to unsigned values.
692 (FUNCTION_ARG_REGNO_P): Likewise.
694 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
695 Stefan Freudenberger <stefan@reservoir.com>
697 PR tree-optimization/78646
698 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
699 addition used for the memory base expression should have the type
702 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
705 * config.gcc (*-*-uclinux*): Enable posix threads.
707 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
709 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
710 * config/i386/avx512dqintrin.h: Ditto.
711 * config/i386/avx512fintrin.h: Ditto.
712 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
713 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
714 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
715 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
716 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
717 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
719 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
720 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
721 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
722 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
723 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
724 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
725 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
726 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
727 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
729 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
731 * combine.c: Revert r243162.
733 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
735 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
736 X tests a single bit.
738 2016-12-05 Nathan Sidwell <nathan@acm.org>
740 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
741 (diagnostic_action_after_output): ... here.
742 (diagnostic_report_diagnostic): Call it for non-notes.
743 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
744 (diagnostic_check_max_errors): Declare.
746 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
748 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
749 (ENDFILE_SPEC): Likewise.
751 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
753 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
754 * config/arc/arc.c (arc_unspec_offset): New function.
755 (arc_finalize_pic): Change.
756 (arc_emit_call_tls_get_addr): Likewise.
757 (arc_legitimize_tls_address): Likewise.
758 (arc_legitimize_pic_address): Likewise.
759 (insn_is_tls_gd_dispatch): Remove.
760 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
761 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
762 (tls_gd_dispatch): Likewise.
764 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
766 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
769 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
771 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
772 (sparc_split_reg_mem_legitimate): ...this.
773 (sparc_split_reg_mem): Declare.
774 (sparc_split_mem_reg): Likewise.
775 (sparc_split_regreg_legitimate): Rename to...
776 (sparc_split_reg_reg_legitimate): ...this.
777 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
778 (sparc_split_reg_mem_legitimate): ...this.
779 (sparc_split_reg_mem): New function.
780 (sparc_split_mem_reg): Likewise.
781 (sparc_split_regreg_legitimate): Rename to...
782 (sparc_split_reg_reg_legitimate): ...this.
783 (sparc_split_reg_reg): New function.
784 * config/sparc/sparc.md (lra): Remove "none" value.
785 (enabled): Adjust to above change.
786 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
787 (DImode splitters): Adjust to above renamings and use new functions.
788 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
789 (DFmode splitters): Adjust to above renamings and use new functions.
790 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
791 constraint in conjunction with e.
792 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
793 alternative and reorder others.
794 (VM64:mode splitters): Adjust to above renamings and use new functions.
796 2016-12-04 Martin Sebor <msebor@redhat.com>
799 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
800 identifier tree nodes.
801 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
802 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
803 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
804 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
805 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
806 * builtins.def (aligned_alloc, calloc, malloc, realloc):
807 Add attribute alloc_size.
808 (alloca): Add attribute alloc_size and returns_nonnull.
810 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
813 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
814 (dimode_scalar_chain::compute_convert_gain): Ditto.
815 (dimode_scalar_chain::convert_insn): Ditto.
817 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
819 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
820 cases to build a lowpart SUBREG.
822 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
823 David S. Miller <davem@davemloft.net>
825 * config/sparc/constraints.md (U): Adjust comment.
826 * config/sparc/sparc.md (lra): New attribute.
827 (enabled): For base instructions, if the lra attribute is set,
828 return 1 if it is in keeping with TARGET_LRA.
829 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
830 constraint and duplicate them with U replaced by r.
831 (*movdf_insn_sp32): Likewise.
832 (*mov<VM64:mode>_insn_sp32): Likewise.
833 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
835 2016-12-02 Jeff Law <law@redhat.com>
837 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
838 variable main_variant.
840 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
842 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
843 default on PowerPC linux systems.
845 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
847 PR rtl-optimization/78638
848 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
849 GET_MODE (op). Fix this.
851 2016-12-02 David Malcolm <dmalcolm@redhat.com>
854 * selftest.c (selftest::assert_strndup_eq): Rename to...
855 (selftest::assert_xstrndup_eq): ...this, and remove call to
857 (selftest::test_strndup): Rename to...
858 (selftest::test_xstrndup): ...this, updating for above renaming.
859 (selftest::test_libiberty): Update for renaming.
861 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
864 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
865 subversion id 242679 that causes the wrong store instruction to be
866 generated if a DImode is in an Altivec register using REG+REG
869 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
872 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
873 and corresponding post-reload splitter.
875 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
877 * config/aarch64/aarch64.h (machine_function): Add
878 reg_is_wrapped_separately field.
879 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
880 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
882 (aarch64_save_callee_saves): Don't save registers that are wrapped
884 (aarch64_restore_callee_saves): Don't restore registers that are
886 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
887 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
888 (aarch64_get_separate_components): New function.
889 (aarch64_get_next_set_bit): Likewise.
890 (aarch64_components_for_bb): Likewise.
891 (aarch64_disqualify_components): Likewise.
892 (aarch64_emit_prologue_components): Likewise.
893 (aarch64_emit_epilogue_components): Likewise.
894 (aarch64_set_handled_components): Likewise.
895 (aarch64_process_components): Likewise.
896 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
897 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
898 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
899 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
900 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
901 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
903 2016-12-02 Martin Jambor <mjambor@suse.cz>
905 * passes.def: Move pass_rebuild_cgraph_edges to the end of
906 pass_build_ssa_passes.
908 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
910 * config/alpha/alpha.md (exception_receiver): Copy
911 alpha_gp_ave_rtx return value.
913 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
915 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
916 for several include directories that may be relative to sysroot.
917 * config/i386/x-mingw32 (gplus_includedir): Define.
918 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
919 (native_system_includedir): Likewise.
920 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
921 override if TARGET_SYSTEM_ROOT is defined.
922 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
924 2016-12-02 Jakub Jelinek <jakub@redhat.com>
927 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
928 (dimode_scalar_chain::compute_convert_gain): Likewise.
929 (dimode_scalar_chain::convert_insn): Likewise.
930 * config/i386/i386.md (*one_cmpldi2_doubleword): New
931 define_insn_and_split.
932 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
935 * rtl.c (copy_rtx): Don't clear used flag here.
936 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
938 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
939 'E' in format, copy all vectors.
940 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
941 * valtrack.c (cleanup_auto_inc_dec): Likewise.
942 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
944 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
945 Thomas Preud'homme <thomas.preudhomme@arm.com>
947 * config/arm/arm-builtins.c (arm_builtins): Define
948 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
949 (bdesc_2arg): Add line for cmse_nonsecure_caller.
950 (arm_init_builtins): Handle cmse_nonsecure_caller.
951 (arm_expand_builtin): Likewise.
952 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
954 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
955 Thomas Preud'homme <thomas.preudhomme@arm.com>
957 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
958 (cmse_nonsecure_call_clear_caller_saved): New.
959 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
960 (arm_function_ok_for_sibcall): Disable sibcalls for
962 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
963 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
964 (call_value): Likewise.
965 (nonsecure_call_internal): New.
966 (nonsecure_call_value_internal): New.
967 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
968 (*nonsecure_call_value_reg_thumb1_v5): New.
969 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
970 (*nonsecure_call_value_reg_thumb2): New.
971 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
973 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
974 Thomas Preud'homme <thomas.preudhomme@arm.com>
976 * config/arm/arm.c (gimplify.h): New include.
977 (arm_handle_cmse_nonsecure_call): New.
978 (arm_attribute_table): Added cmse_nonsecure_call.
979 (arm_comp_type_attributes): Deny compatibility of function types
980 with without the cmse_nonsecure_call attribute.
981 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
983 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
984 Thomas Preud'homme <thomas.preudhomme@arm.com>
986 * config/arm/arm.c (output_return_instruction): Clear
988 (thumb2_expand_return): Likewise.
989 (thumb1_expand_epilogue): Likewise.
990 (thumb_exit): Likewise.
991 (arm_expand_epilogue): Likewise.
992 (cmse_nonsecure_entry_clear_before_return): New.
993 (comp_not_to_clear_mask_str_un): New.
994 (compute_not_to_clear_mask): New.
995 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
996 * config/arm/thumb2.md (*thumb2_return): Disable for
997 cmse_nonsecure_entry functions.
998 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
999 cmse_nonsecure_entry functions.
1001 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1002 Thomas Preud'homme <thomas.preudhomme@arm.com>
1004 * config/arm/arm.c (use_return_insn): Change to return with bxns
1005 when cmse_nonsecure_entry.
1006 (output_return_instruction): Likewise.
1007 (arm_output_function_prologue): Likewise.
1008 (thumb_pop): Likewise.
1009 (thumb_exit): Likewise.
1010 (thumb2_expand_return): Assert that entry functions always have simple
1012 (arm_expand_epilogue): Handle entry functions.
1013 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
1014 (arm_asm_declare_function_name): New.
1015 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
1016 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
1017 use arm_asm_declare_function_name.
1019 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1020 Thomas Preud'homme <thomas.preudhomme@arm.com>
1022 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
1023 (arm_attribute_table): Added cmse_nonsecure_entry
1024 (arm_compute_func_type): Handle cmse_nonsecure_entry.
1025 (cmse_func_args_or_return_in_stack): New.
1026 (arm_handle_cmse_nonsecure_entry): New.
1027 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
1028 (IS_CMSE_ENTRY): Likewise.
1029 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
1031 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1032 Thomas Preud'homme <thomas.preudhomme@arm.com>
1034 * config.gcc (extra_headers): Added arm_cmse.h.
1035 * config/arm/arm-arches.def (ARM_ARCH):
1036 (armv8-m): Add FL2_CMSE.
1037 (armv8-m.main): Likewise.
1038 (armv8-m.main+dsp): Likewise.
1039 * config/arm/arm-c.c
1040 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
1041 * config/arm/arm-flags.h: Define FL2_CMSE.
1042 * config/arm.c (arm_arch_cmse): New.
1043 (arm_option_override): New error for unsupported cmse target.
1044 * config/arm/arm.h (arm_arch_cmse): New.
1045 * config/arm/arm.opt (mcmse): New.
1046 * config/arm/arm_cmse.h: New file.
1047 * doc/invoke.texi (ARM Options): Add -mcmse.
1048 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
1049 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
1051 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1053 * config/avr/avr.c: Fix coding rule glitches.
1055 2016-12-02 Martin Jambor <mjambor@suse.cz>
1057 * hsa.c (hsa_callable_function_p): Return false for artificial
1060 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
1062 PR rtl-optimization/78561
1063 * varasm.c (recompute_pool_offsets): New.
1064 (output_constant_pool): Call it.
1066 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
1068 PR rtl-optimization/78561
1069 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
1070 get_pool_size to get_pool_size_upper_bound.
1071 (rs6000_stack_info): Likewise.
1072 (rs6000_emit_prologue): Likewise.
1073 (rs6000_elf_declare_function_name): Likewise.
1074 (rs6000_set_up_by_prologue): Likewise.
1075 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
1076 * output.h (get_pool_size): Rename to...
1077 (get_pool_size_upper_bound): ...This.
1078 * varasm.c (get_pool_size): Rename to...
1079 (get_pool_size_upper_bound): ...This.
1081 2016-12-02 Bin Cheng <bin.cheng@arm.com>
1083 * match.pd: Add new pattern:
1084 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
1086 2016-12-02 Nathan Sidwell <nathan@acm.org>
1088 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
1091 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
1094 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
1097 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1099 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
1102 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1104 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
1105 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
1106 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
1107 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
1108 avr_mcu_types.flash_size to compute default value.
1109 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
1110 mcu->flash_size to compute value for spec.
1112 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1114 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
1115 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
1116 about linker description to avoid progmem altogether.
1117 [absdata]: Point to -mabsdata option.
1119 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1121 PR rtl-optimization/78547
1122 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
1123 DECL_INCOMING_RTL is not shared.
1124 * config/i386/i386.c (convert_scalars_to_vectors): If any
1125 insns have been converted, adjust all parameter's DEC_RTL and
1126 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
1129 PR rtl-optimization/78575
1130 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
1131 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
1132 if not already wrapped in a subreg. Make sure df_insn_rescan does not
1133 affect further iterations.
1135 2016-12-02 Martin Liska <mliska@suse.cz>
1138 * sreal.c (sreal::to_int): Make absolute value before shifting.
1139 (sreal::operator/): Likewise.
1140 (sreal_verify_negative_division): New test.
1141 (void sreal_c_tests): Call the new test.
1142 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
1144 (sreal::normalize_down): Likewise.
1146 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1148 * combine.c (combine_simplify_rtx): Suppress replacement of
1149 "(and (reg) (const_int bit))" with "if_then_else".
1151 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1154 * config/s390/s390.md ("extzv")
1155 ("*extzv<mode><clobbercc_or_nocc>")
1156 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
1157 ("*<risbg_n>_ior_and_sr_ze")
1158 ("*extract1bitdi<clobbercc_or_nocc>")
1159 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
1160 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
1161 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
1162 to validate the arguments of zero_extract and sign_extract.
1164 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1167 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
1169 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1171 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
1173 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
1176 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1178 * config/s390/vector.md (vec_halfhalf): New mode iterator.
1179 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
1180 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
1181 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
1182 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
1183 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
1184 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
1185 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
1186 ("vec_unpacku_lo_v4si"): New pattern definitions.
1187 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
1190 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1192 * config/s390/s390-protos.h (s390_reverse_condition): New
1194 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
1196 (s390_reverse_condition): New function.
1197 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
1200 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1202 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
1203 (CCVHUANY): Remove modes.
1204 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
1206 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
1207 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
1209 (s390_branch_condition_mask): Adjust to use the new cc consumer
1210 modes. The new modes allow for proper reversal in the middle-end.
1211 (s390_expand_vec_compare_cc): Determine the proper cc producer and
1212 consumer modes for a comparison.
1213 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
1214 throughout the file.
1215 * config/s390/vx-builtins.md: Likewise.
1217 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
1219 * asan.c (asan_global_struct): Refactor.
1220 (create_odr_indicator): New function.
1221 (asan_needs_odr_indicator_p): Likewise.
1222 (is_odr_indicator): Likewise.
1223 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
1225 (asan_protect_global): Do not protect odr indicators.
1227 2016-12-01 Jeff Law <law@redhat.com>
1229 * tree-ssa-threadedge.c
1230 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
1231 propagation of operands if there are no operands.
1233 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1235 PR tree-optimization/78586
1236 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
1237 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
1238 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
1239 type is INTEGER_TYPE or POINTER_TYPE.
1241 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1244 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
1245 (vextuhrx): Likewise.
1246 (vextuwlx): Likewise.
1247 (vextuwrx): Likewise.
1249 2016-12-01 David Malcolm <dmalcolm@redhat.com>
1251 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
1252 early_dwarf_finished.
1254 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
1255 David S. Miller <davem@davemloft.net>
1257 * config/sparc/sparc.opt (mlra): New target option.
1258 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
1259 (sparc_lra_p): ...this. New function.
1260 (D_MODES, DF_MODES): Add missing cast.
1261 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
1262 provide these insns when flag_pic.
1263 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
1264 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
1265 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
1266 embmedany_textulo, embmedany_textlo): Likewise.
1267 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
1269 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
1273 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
1275 2016-12-01 Richard Biener <rguenther@suse.de>
1276 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1278 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
1279 memset if len-oldlen != 0.
1280 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
1282 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
1284 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
1286 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
1288 * config/avr/avr.c: Fix coding rule glitches.
1290 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
1292 PR tree-optimization/78598
1293 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
1296 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
1298 PR rtl-optimization/78596
1299 * combine.c (simplify_comparison): Cast to unsigned to avoid
1300 left shifting of negative value.
1302 2016-12-01 Matthias Klose <doko@ubuntu.com>
1304 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
1306 2016-12-01 Richard Biener <rguenther@suse.de>
1308 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
1309 treat arrays with same type as objects that cannot overlap.
1311 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
1313 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
1314 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
1315 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
1317 2016-12-01 Jakub Jelinek <jakub@redhat.com>
1320 * dwarf2out.c (loc_descr_plus_const): For negative offset use
1321 uint_loc_descriptor instead of int_loc_descriptor and perform negation
1322 in unsigned HOST_WIDE_INT type.
1323 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
1326 * config/rs6000/rs6000.c (rs6000_frame_related): Call
1327 set_used_flags (pat) before any simplifications. Clear used flag on
1328 PARALLEL copy. Don't guard add_reg_note call. Call
1329 copy_rtx_if_shared on pat before storing it into
1330 REG_FRAME_RELATED_EXPR.
1332 2016-12-01 Alan Modra <amodra@gmail.com>
1334 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
1335 look inside UNSPEC_VSX_XXSPLTW vec.
1337 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
1339 PR rtl-optimization/78607
1340 * combine.c (try_combine): Emit a barrier after a unconditional trap.
1342 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1345 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
1346 element is not a constant or in a register, force it to a
1350 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
1351 that will be set to a vector element to be in a register.
1352 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
1353 the wrong multiplier to convert the element number to a byte
1356 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
1358 PR tree-optimization/77856
1359 * lra-constraints.c (inherit_in_ebb): Check original regno for
1360 invalid invariant regs too. Set only clobbered hard regs for the
1361 invalid invariant regs.
1363 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
1365 Commit files forgotten in r242966.
1367 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
1368 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
1369 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
1370 prefix check to find wrap-around value, instead use MCU flash size.
1371 For 8k flash devices, update link_pmem_wrap spec string to
1372 add --pmem-wrap-around=8k.
1373 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
1375 (LINK_SPEC): ...to here.
1377 2016-11-30 David Malcolm <dmalcolm@redhat.com>
1380 * selftest.c (selftest::assert_strndup_eq): New function.
1381 (selftest::test_strndup): New function.
1382 (selftest::test_libiberty): New function.
1383 (selftest::selftest_c_tests): Call test_libiberty.
1385 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1387 PR rtl-optimization/78610
1388 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
1391 2016-11-30 Bin Cheng <bin.cheng@arm.com>
1393 PR tree-optimization/78574
1394 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
1395 header PHI that doesn't define biv.
1397 2016-11-30 Jakub Jelinek <jakub@redhat.com>
1399 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
1402 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
1403 sharing the SUBREG rtx between move and following insn.
1405 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
1406 for REG_EQUIV argument.
1408 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
1410 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
1412 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
1415 * real.c (real_hash): Add cast to avoid left
1416 shifting of negative values.
1418 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1421 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
1422 from a subreg in operands[1] and don't call REGNO on a non-reg
1423 expression when deciding to force operands[2] into a reg.
1425 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
1426 Andrew Burgess <andrew.burgess@embecosm.com>
1428 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
1429 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
1430 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
1431 * config/arc/arc700.md: Add define_bypass for store/load.
1433 2016-11-30 Martin Liska <mliska@suse.cz>
1435 * cgraph.c (symbol_table::initialize): Initialize
1436 ipa_clones_dump_file.
1437 (cgraph_node::remove): Report to ipa_clones_dump_file.
1438 * cgraph.h: Add new argument (suffix) to cloning methods.
1439 * cgraphclones.c (dump_callgraph_transformation): New function.
1440 (cgraph_node::create_clone): New argument.
1441 (cgraph_node::create_virtual_clone): Likewise.
1442 (cgraph_node::create_version_clone): Likewise.
1443 * dumpfile.c: Add .ipa-clones dump file.
1444 * dumpfile.h (enum tree_dump_index): Add TDI_clones
1445 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
1446 to dump_callgraph_transformation.
1448 2016-11-30 Martin Liska <mliska@suse.cz>
1451 * asan.c (asan_expand_mark_ifn): Properly
1452 select a VAR_DECL from FRAME.* component reference.
1454 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1456 PR rtl-optimization/78583
1457 * simplify-rtx.c (simplify_truncation): Add check missing from the
1460 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1462 PR rtl-optimization/78590
1463 * combine.c (change_zero_ext): Transform zero_extend of subregs only
1464 if the subreg_reg is a scalar integer mode.
1466 2016-11-30 Jakub Jelinek <jakub@redhat.com>
1468 PR tree-optimization/78586
1469 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
1470 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
1471 Don't build_int_cst min/max twice. Formatting fix.
1473 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
1475 PR rtl-optimization/78588
1476 * combine.c (if_then_else_cond): Also guard against BLKmode.
1477 * rtlanal.c (num_sign_bit_copies1): Add assert.
1479 2016-11-29 Jeff Law <law@redhat.com>
1481 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
1484 * lra-constraints.c (check_and_process_move): Constrain the
1485 range of DCLASS and SCLASS to avoid false positive out of bounds
1486 array index warning.
1488 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1490 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
1492 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1494 PR preprocessor/78569
1495 * input.c (get_substring_ranges_for_loc): Fail gracefully if
1496 line directives were present.
1498 2016-11-30 Matthias Klose <doko@ubuntu.com>
1500 * doc/install.texi: Document configure options --enable-objc-gc
1501 and --with-target-bdw-gc.
1503 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1506 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
1507 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
1508 residing in traditional altivec registers can be stored
1511 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
1514 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
1515 overhead loop start between a call and its CALL_ARG_LOCATION
1518 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
1520 * config/bfin/linux.h (CPP_SPEC): Define.
1522 2016-11-29 Martin Sebor <msebor@redhat.com>
1524 PR tree-optimization/78512
1525 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
1526 * config/rs6000/linux.h: Same.
1527 * config/rs6000/linux64.h: Same.
1528 * config/sol2.h: Same.
1529 * config/sol2.c (solaris_printf_pointer_format): Remove.
1530 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
1531 * doc/tm.texi: Regenerate.
1532 * gimple-ssa-sprintf.c (format_pointer): Rempove.
1533 (pass_sprintf_length::compute_format_length): Return bool.
1534 (pass_sprintf_length::handle_gimple_call): Adjust.
1535 * target.def (printf_pointer_format): Remove.
1536 * targhooks.c (default_printf_pointer_format): Remove.
1537 (linux_printf_pointer_format): Same.
1538 * targhooks.h (default_printf_pointer_format): Remove.
1539 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
1541 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
1543 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
1545 (SWI1248_AVX512BWDQ): Ditto.
1546 (SWI1248_AVX512BW): Ditto.
1547 (k<any_logic:code><mode>): Ditto.
1548 (kandn<mode>): Ditto.
1549 (kxnor<mode>): Ditto.
1550 (knot<mode>): Ditto.
1551 (*k<any_lshift:code><mode>): Ditto.
1552 (kortestzhi, kortestchi): Ditto.
1553 (kunpckhi, kunpcksi, kunpckdi): Ditto.
1555 2016-11-29 Andrew Pinski <apinski@cavium.com>
1557 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
1560 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
1563 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
1564 to stack before call mcount.
1565 (tilegx_can_use_return_insn_p): Clean up code.
1567 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1569 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
1571 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1577 * spellcheck.c (selftest::test_find_closest_string): Verify that
1578 we don't offer the goal string as a suggestion.
1579 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
1580 offer the goal string as a suggestion.
1583 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
1585 * config/arc/arc.c (arc_override_options): Avoid selection of
1586 compact casesi for ARCv2.
1588 2016-11-29 Richard Biener <rguenther@suse.de>
1590 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
1591 PHIs after a regular stmt.
1592 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
1595 2016-11-29 Martin Liska <mliska@suse.cz>
1597 PR gcov-profile/78582
1598 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
1599 to prevent PHI argument clash.
1601 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
1603 * config/arc/arc.opt (marclinux): Fix typo.
1604 (marclinux_prof): Likewise.
1606 2016-11-29 Jiong Wang <jiong.wang@arm.com>
1608 * target.def (stack_protect_runtime_enabled_p): New.
1609 * function.c (expand_function_end): Guard stack_protect_epilogue with
1610 targetm.stack_protect_runtime_enabled_p.
1611 * cfgexpand.c (pass_expand::execute): Likewise.
1612 * calls.c (expand_call): Likewise.
1613 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
1614 * doc/tm.texi: Regenerate.
1616 2016-11-29 Richard Biener <rguenther@suse.de>
1619 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
1621 2016-11-29 Janus Weil <janus@gcc.gnu.org>
1623 * doc/contrib.texi: Add a few missing gfortran contributors.
1625 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
1627 * combine.c (change_zero_ext): Also handle extends from a subreg
1628 to a mode bigger than that of the operand of the subreg.
1630 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
1633 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
1634 stack_restore_tie insn instead of stack_tie, for the SVR4 and
1636 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
1638 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1640 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
1641 head_components and tail_components.
1642 (spread_components): New algorithm.
1643 (emit_common_tails_for_components): Clear head_components and
1645 (insert_prologue_epilogue_for_components): Write extra output to the
1646 dump file for sibcalls and abnormal exits.
1648 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1650 PR rtl-optimization/78342
1651 * combine.c: Include "cfghooks.h".
1652 (try_combine): If we create an unconditional trap, break the basic
1653 block in two just after it, and remove the edge between; also, set
1654 the *new_direct_jump_p flag so that cleanup_cfg is run.
1656 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1658 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
1661 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1663 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
1664 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
1665 output template string.
1666 (*anddi_1): Use multi-line output template string.
1669 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1672 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
1673 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
1674 note has been removed.
1675 * postreload.c (reload_combine_recognize_pattern): If
1676 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
1678 2016-11-28 Martin Sebor <msebor@redhat.com>
1681 * gimple-ssa-sprintf.c (target_max_value): Remove.
1682 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
1683 (get_width_and_precision): New function.
1684 (format_integer, format_floating, get_string_length, format_string):
1685 Correct handling of width and precision with unknown value.
1686 (format_directive): Add warning.
1687 (pass_sprintf_length::compute_format_length): Allow for precision
1688 to consist of a sole period with no asterisk or digits after it.
1690 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1692 PR rtl-optimization/78546
1693 * simplify-rtx.c (neg_const_int): When negating most negative
1694 number in mode wider than HOST_BITS_PER_WIDE_INT, use
1695 simplify_const_unary_operation to produce CONST_DOUBLE or
1697 (simplify_plus_minus): Handle the case where neg_const_int
1698 doesn't return a CONST_INT.
1700 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
1703 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
1704 left shifting of negative values.
1706 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1709 * tree-nested.c (convert_local_reference_stmt): After adding
1710 shared (FRAME.NN) clause to omp parallel, task or target,
1711 add it also to all outer omp parallel, task or target constructs.
1713 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1715 * config/i386/i386.md (UNSPEC_KMASKOP): New.
1716 (UNSPEC_KMOV): Remove.
1717 (kmovw): Expand to plain HImode move.
1718 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
1719 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
1720 Remove corresponding clobber-removing splitter.
1721 (*anddi_1): Remove mask register alternatives.
1725 (*<any_or:code><mode>_1): Ditto.
1726 (*<any_or:code>qi_1): Ditto.
1727 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
1728 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
1729 Remove corresponding splitter to operation with general registers.
1730 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
1731 (*andn<SWI12:mode>): New pattern.
1732 (*kxnor<mode>): Remove general register alternatives. Tag pattern
1733 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
1734 with general registers.
1735 (knot<mode>): New insn pattern.
1736 (*one_cmpl<mode>2_1): Remove mask register alternatives.
1737 (one_cmplqi2_1): Ditto.
1738 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
1739 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
1740 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
1741 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
1742 to generate kmaskop shift.
1743 (vec_unpacks_hi_<mode>): Ditto.
1744 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
1745 Use CODE_FOR_kandhi.
1746 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
1747 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
1748 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
1750 2016-11-28 Richard Biener <rguenther@suse.de>
1752 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
1753 to SSA names via extract_range_from_ssa_name if allowed.
1755 2016-11-28 Richard Biener <rguenther@suse.de>
1757 PR tree-optimization/78542
1758 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
1761 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
1763 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
1764 isolates a single bit, even if the condition involves subregs.
1766 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1768 * config/aarch64/aarch64-simd-builtins.def
1769 (BSL_P): Added di and v2di mode.
1770 * config/aarch64/arm_neon.h
1771 (vsriq_n_p64, vsri_n_p64): Added poly type.
1772 (vextq_p64, vext_p64): Likewise.
1773 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
1775 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1777 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
1778 (TYPES_GETREGP): Likewise.
1779 (TYPES_SHIFTINSERTP): Likewise.
1780 (TYPES_COMBINEP): Likewise.
1781 (TYPES_STORE1P): Likewise.
1782 * config/aarch64/aarch64-simd-builtins.def
1783 (combine): Added poly generator.
1784 (get_dregoi): Likewise.
1785 (get_dregci): Likewise.
1786 (get_dregxi): Likewise.
1790 * config/aarch64/arm_neon.h
1791 (poly64x1x2_t, poly64x1x3_t): New.
1792 (poly64x1x4_t, poly64x2x2_t): Likewise.
1793 (poly64x2x3_t, poly64x2x4_t): Likewise.
1794 (poly64x1_t): Likewise.
1795 (vcreate_p64, vcombine_p64): Likewise.
1796 (vdup_n_p64, vdupq_n_p64): Likewise.
1797 (vld2_p64, vld2q_p64): Likewise.
1798 (vld3_p64, vld3q_p64): Likewise.
1799 (vld4_p64, vld4q_p64): Likewise.
1800 (vld2_dup_p64, vld3_dup_p64): Likewise.
1801 (vld4_dup_p64, vsli_n_p64): Likewise.
1802 (vsliq_n_p64, vst1_p64): Likewise.
1803 (vst1q_p64, vst2_p64): Likewise.
1804 (vst3_p64, vst4_p64): Likewise.
1805 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
1806 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
1807 (vget_lane_p64, vgetq_lane_p64): Likewise.
1808 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
1809 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
1810 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
1811 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
1812 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
1813 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
1814 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
1815 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
1816 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
1817 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
1818 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
1819 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
1820 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
1821 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
1822 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
1823 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
1824 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
1825 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
1826 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
1827 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
1828 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
1829 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
1830 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
1831 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
1832 (vset_lane_p64, vsetq_lane_p64): Likewise.
1833 (vget_low_p64, vget_high_p64): Likewise.
1834 (vcombine_p64, vst2_lane_p64): Likewise.
1835 (vst3_lane_p64, vst4_lane_p64): Likewise.
1836 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
1837 (vst4q_lane_p64, vget_lane_p64): Likewise.
1838 (vget_laneq_p64, vset_lane_p64): Likewise.
1839 (vset_laneq_p64, vcopy_lane_p64): Likewise.
1840 (vcopy_laneq_p64, vdup_n_p64): Likewise.
1841 (vdupq_n_p64, vdup_lane_p64): Likewise.
1842 (vdup_laneq_p64, vld1_p64): Likewise.
1843 (vld1q_p64, vld1_dup_p64): Likewise.
1844 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
1845 (vmov_n_p64, vmovq_n_p64): Likewise.
1846 (vst3q_p64, vst4q_p64): Likewise.
1847 (vld1_lane_p64, vld1q_lane_p64): Likewise.
1848 (vst1_lane_p64, vst1q_lane_p64): Likewise.
1849 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
1850 (vdupq_laneq_p64): Likewise.
1852 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1854 * config/arm/arm_neon.h (vget_lane_p64): New.
1856 2016-11-28 Iain Sandoe <iain@codesourcery.com>
1859 * configure.ac (with_ld64): Use portable method to extract the
1860 major part of the version number.
1861 * configure: Regenerated.
1863 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1865 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
1866 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
1867 intmax_t couldn't be determined.
1868 (format_integer): Make {,u}intmax_type_node no longer static,
1869 initialize them only when needed. For z and t use
1870 signed_or_unsigned_type_for instead of assuming size_t and
1871 ptrdiff_t have the same precision.
1874 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
1875 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
1876 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
1877 vector instead of traversing m_classes hash table. Release
1879 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
1881 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
1882 add it also to m_classes_vec vector.
1883 (sem_item_optimizer::remove_symtab_node,
1884 sem_item_optimizer::build_hash_based_classes,
1885 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
1886 (sem_item_optimizer::subdivide_classes_by_equality,
1887 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
1888 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
1889 instead of traversing m_classes hash table. Formatting fixes.
1890 (sem_item_optimizer::traverse_congruence_split,
1891 sem_item_optimizer::do_congruence_step_for_index,
1892 sem_item_optimizer::do_congruence_step): Formatting fixes.
1893 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
1894 vector instead of traversing m_classes hash table.
1895 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
1896 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
1897 instead of traversing m_classes hash table.
1899 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1901 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
1902 X is not unused after.
1904 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
1906 PR rtl-optimization/78120
1907 * rtlanal.c (insn_rtx_cost): Revert previous change.
1909 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1912 * config/avr/avr.md (SPLIT34): New mode iterator.
1913 (bitop): New code iterator.
1914 (*iorhi3.ashift8-*). New insn-and-split patterns.
1915 (*movhi): Post-reload split reg = 0.
1916 [!MOVW]: Post-reload split reg = reg.
1917 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
1918 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
1919 (iorhi3, iorpsi3, iorsi3): Same.
1920 (xorhi3, xorpsi3, xorsi3): Same.
1921 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
1922 costs to *iorhi3.ashift8-* patterns.
1924 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1925 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1928 * config.in: Regenerate
1929 * config/darwin-driver.c (darwin_driver_init): Emit a version string
1931 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
1932 * config/darwin.opt(asm_macosx_version_min): New.
1933 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
1934 * configure: Regenerate
1935 * configure.ac: Check for mmacosx-version-min handling.
1937 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1940 * config/i386/i386.c (ix86_code_end): Note that we emitted code
1941 where the function might otherwise appear empty for picbase thunks.
1942 (ix86_output_function_epilogue): If we find a zero-sized function
1943 assume that reaching it is UB and trap. If we find a trailing label
1945 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
1946 find a zero-sized function assume that reaching it is UB and trap.
1947 If we find a trailing label, append a nop.
1949 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1952 * config/darwin-sections.def (picbase_thunk_section): New.
1953 * config/darwin.c (darwin_init_sections): Set up picbase thunk
1954 section. (darwin_rodata_section, darwin_objc2_section,
1955 machopic_select_section, darwin_asm_declare_constant_name,
1956 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
1957 coalesced with newer linkers.
1958 (darwin_override_options): Decide on usage of coalesed sections
1959 on the basis of the target linker version.
1960 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
1961 * config/darwin.opt (mtarget-linker): New.
1962 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
1963 a coalesced section, instead use a thunks section.
1965 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1968 * configure.ac (with-ld64): New var, set for Darwin, set on
1969 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
1970 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
1971 * config/darwin10.h(DEF_LD64): Update for this target version.
1972 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
1973 (DEF_LD64): Update for this target version.
1974 * configure: Regenerated.
1975 * config.in: Regenerated.
1977 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1980 * config/darwin.c (imachopic_indirection_name): Make data
1981 section indirections linker-visible.
1982 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
1983 constant labels linker-visible.
1985 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1987 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
1988 (free_lang_data): Remove assignment to ptrdiff_type_node.
1990 2016-11-25 Jakub Jelinek <jakub@redhat.com>
1992 PR rtl-optimization/78526
1993 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
1994 beyond val's precision.
1996 PR rtl-optimization/78527
1997 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
1998 out of bounds shift count.
2000 2016-11-25 Martin Liska <mliska@suse.cz>
2003 * doc/invoke.texi (-fprofile-use): Fix reference to a section
2004 where -fprofile-generate is documented.
2006 2016-11-25 Martin Liska <mliska@suse.cz>
2008 PR gcov-profile/78086
2009 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
2010 not supported by a target. Set priority to 100 if possible.
2011 (build_gcov_exit_decl): Likewise.
2013 2016-11-25 Richard Biener <rguenther@suse.de>
2016 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
2017 unary, binary and single RHSs.
2018 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
2020 2016-11-25 Bin Cheng <bin.cheng@arm.com>
2025 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
2026 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
2027 and set it to result code if transformation is valid. Use code EQ
2028 directly in last simplification case.
2030 2016-11-25 Richard Biener <rguenther@suse.de>
2032 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
2033 before valueizing return stmts.
2035 2016-11-24 Richard Biener <rguenther@suse.de>
2037 PR tree-optimization/78343
2038 * passes.def: Add CD-DCE pass after loop splitting.
2039 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
2040 SCEV init/finalize ...
2041 (perform_tree_ssa_dce): ... here. Deal with being
2042 executed inside the loop pipeline in aggressive mode.
2044 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
2046 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
2048 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
2050 PR tree-optimization/77673
2051 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
2052 (init_symbolic_number): Initialize src field from src parameter.
2053 (perform_symbolic_merge): Select most dominated statement as the
2054 source statement. Set src field of resulting n structure from the
2055 input src with the lowest address.
2056 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
2057 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
2058 of load from src field rather than insertion statement. Cancel
2059 optimization if statement analyzed is not dominated by the insertion
2061 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
2062 dominance information.
2064 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
2067 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2069 2016-11-25 Martin Jambor <mjambor@suse.cz>
2071 PR tree-optimization/70965
2072 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
2074 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
2077 * config/i386/i386.c (i386_excess_precision): Do not return
2078 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
2079 EXCESS_PRECISION_TYPE_STANDARD.
2080 * target.def (excess_precision): Document that targets should
2081 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
2082 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
2083 Fix typo in first sentence.
2084 * doc/tm.texi: Regenerate.
2086 2016-11-25 Richard Biener <rguenther@suse.de>
2088 PR tree-optimization/78396
2089 * tree-vectorizer.c (vectorize_loops): When the if-converted
2090 body contains masked loads or stores do not attempt to
2091 basic-block-vectorize it.
2093 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2094 Alan Hayward <alan.hayward@arm.com>
2095 David Sherwood <david.sherwood@arm.com>
2097 * function.h (spill_slot_alignment): Declare.
2098 * function.c (spill_slot_alignment): New function.
2099 * lra-spills.c (slot): Add align and size fields.
2100 (assign_mem_slot): Use them in the call to assign_stack_local.
2101 (add_pseudo_to_slot): Update the fields.
2102 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
2104 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2105 Alan Hayward <alan.hayward@arm.com>
2106 David Sherwood <david.sherwood@arm.com>
2108 * stor-layout.c (layout_type): Allow the caller to set the mode of
2109 a float type. Only choose one here if the mode is still VOIDmode.
2110 * tree.c (build_common_tree_nodes): Set the type mode of decimal
2111 floats before calling layout_type.
2112 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
2114 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2116 * tree-tailcall.c (find_tail_calls): Allow calls to reference
2117 local variables if all references are known to be direct.
2119 2016-11-25 Jakub Jelinek <jakub@redhat.com>
2120 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2123 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
2124 non null and it's precision matches precision of lhs's type.
2126 2016-11-24 Martin Sebor <msebor@redhat.com>
2128 PR tree-optimization/78476
2129 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
2131 (handle_gimple_call): Adjust signature.
2132 (try_substitute_return_value): Remove calls to bounded functions
2133 with zero buffer size whose result is known.
2134 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
2136 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2138 * varasm.c (assemble_start_function): Wrap align_log definition in
2139 ASM_OUTPUT_MAX_SKIP_ALIGN.
2141 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
2143 * config/i386/i386.md (wide AND insn to QImode splitter): Use
2144 explicit mode macros.
2145 (wide OR insn to QImode splitter): Ditto.
2147 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
2149 PR rtl-optimization/77541
2150 * lra-constraints.c (struct input_reload): Add field match_p.
2151 (get_reload_reg): Check modes of input reloads to generate unique
2152 value reload pseudo.
2153 (match_reload): Add input reload pseudo for the current insn.
2155 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2157 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
2158 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
2159 architecture levels.
2160 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
2161 the aarch64_fp16_type_node, not all HFmode types.
2162 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
2163 (aarch64_scalar_mode_supported_p): Likewise.
2164 (aarch64_excess_precision): New.
2165 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
2166 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
2167 (TARGET_C_EXCESS_PRECISION): Likewise.
2169 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2171 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
2172 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2174 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2176 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
2177 (<optab>dihf2): Likewise.
2178 (aarch64_fp16_<optab><mode>hf2): New.
2180 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
2183 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
2185 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2187 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
2188 Enable REE at -O2 and higher.
2189 * config/sparc/sparc.c (sparc_option_override): Disable it by default
2192 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2196 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
2197 (new_temp_expr_table): Initialise reg_vars_cnt.
2198 (free_temp_expr_table): Release reg_vars_cnt.
2199 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
2201 (find_replaceable_in_bb): Use the above to record register variable
2202 write occurrences and cancel replacement across them.
2204 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2206 PR rtl-optimization/78437
2207 * ree.c (get_uses): New function.
2208 (combine_reaching_defs): When a copy is needed, return false if any
2209 reaching use of the source register reads it in a mode larger than
2210 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
2212 2016-11-24 Martin Liska <mliska@suse.cz>
2214 * gimple-pretty-print.c (dump_edge_probability): New function.
2215 (dump_gimple_switch): Dump label edge probabilities.
2216 (dump_gimple_cond): Likewise.
2217 (dump_gimple_label): Dump
2218 (dump_gimple_bb_header): Dump basic block frequency.
2219 (pp_cfg_jump): Replace e->dest argument with e.
2220 (dump_implicit_edges): Likewise.
2221 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
2222 Use gimple_bb (at) instead of at->bb.
2224 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
2226 * common.opt (flimit-function-alignment): New.
2227 * doc/invoke.texi (-flimit-function-alignment): Document.
2228 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
2229 * final.c (shorten_branches): Set it.
2230 * varasm.c (assemble_start_function): Limit alignment if
2233 2016-11-24 Richard Biener <rguenther@suse.de>
2235 PR tree-optimization/71595
2236 * cfgloopmanip.h (remove_path): Add irred_invalidated and
2237 loop_closed_ssa_invalidated parameters, defaulted to NULL.
2238 * cfgloopmanip.c (remove_path): Likewise, pass them along to
2239 called functions. Only fix irred flags if the caller didn't
2241 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
2242 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
2245 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
2247 PR rtl-optimization/78120
2248 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
2249 cases, and additionally test against max_seq_cost for speed
2251 (noce_process_if_block): Compute an estimate for the original cost when
2252 optimizing for speed, using the minimum of then and else block costs.
2254 PR rtl-optimization/78120
2255 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
2257 PR rtl-optimization/78120
2258 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
2260 2016-11-24 Bin Cheng <bin.cheng@arm.com>
2262 * match.pd: Refine type conversion in result expr for below pattern:
2263 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2265 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2268 * tree.h (wi::fits_to_boolean_p): New predicate.
2269 (wi::fits_to_tree_p): Use it for boolean types.
2270 * tree.c (int_fits_type_p): Likewise.
2272 2016-11-24 Martin Liska <mliska@suse.cz>
2274 * print-tree.c (struct bucket): Remove.
2275 (print_node): Add new argument which drives whether a tree node
2276 is printed briefly or not.
2277 (debug_tree): Replace a custom hash table with hash_set<T>.
2278 * print-tree.h (print_node): Add the argument.
2280 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
2282 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
2284 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
2287 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
2288 if it is at least NREGS wide.
2290 2016-11-23 Joseph Myers <joseph@codesourcery.com>
2292 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
2293 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
2294 TFmode, IFmode and KFmode.
2296 2016-11-23 Joseph Myers <joseph@codesourcery.com>
2298 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
2301 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2303 * combine.c (change_zero_ext): Only change the mode of a hard register
2304 destination if can_change_dest_mode holds for that.
2306 2016-11-23 Jeff Law <law@redhat.com>
2308 * varasm.c (assemble_name): Increase buffer size for name.
2310 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
2312 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
2314 * doc/extend.texi: Constify first argument to __builtin_object_size.
2316 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
2318 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
2319 to be used. Add brackets around macro argument.
2321 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
2323 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
2325 2016-11-23 Jakub Jelinek <jakub@redhat.com>
2328 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
2329 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
2331 2016-11-23 Jakub Jelinek <jakub@redhat.com>
2334 * omp-low.c (build_outer_var_ref): Change lastprivate argument
2335 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
2336 on worksharing constructs, treat it like clauses on simd construct.
2338 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
2339 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
2340 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
2341 of true as last argument to build_outer_var_ref.
2343 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
2345 * config/i386/i386.md (*movqi_internal): Calculate mode
2346 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
2347 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
2348 (*k<logic><mode>): Calculate mode attribute depending on
2349 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
2350 (*andqi_1): Calculate mode attribute of alternative 3 depending
2351 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
2352 (kandn<mode>): Calculate mode attribute of alternative 2 depending
2353 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
2354 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
2355 iterator. Calculate mode attribute of alternative 1 depending
2356 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
2357 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
2358 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
2360 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2363 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
2364 * tree-vrp.c (extract_range_basic): Handle case for
2365 CFN_BUILT_IN_STRLEN.
2367 2016-11-23 Jeff Law <law@redhat.com>
2369 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
2371 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
2372 in boolean context warning.
2374 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
2376 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2379 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
2380 (arm_fp16_type_node): ...This, make visibile.
2381 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
2383 (arm_init_simd_builtin_types): Likewise.
2384 (arm_init_fp16_builtins): Likewise.
2385 * config/arm/arm.c (arm_excess_precision): New.
2386 (arm_floatn_mode): Likewise.
2387 (TARGET_C_EXCESS_PRECISION): Likewise.
2388 (TARGET_FLOATN_MODE): Likewise.
2389 (arm_promoted_type): Only promote arm_fp16_type_node.
2390 * config/arm/arm.h (arm_fp16_type_node): Declare.
2392 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2394 * config/arm/arm.c (arm_convert_to_type): Delete.
2395 (TARGET_CONVERT_TO_TYPE): Delete.
2396 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
2397 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
2398 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
2399 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
2400 are in fast math mode, and have no single step hardware instruction.
2401 (extendhfdf2): Only expand through SFmode if we don't have a
2402 single-step hardware instruction.
2403 * config/arm/vfp.md (*truncdfhf2): New.
2404 (extendhfdf2): Likewise.
2406 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2408 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
2411 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2413 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
2414 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
2415 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
2416 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
2417 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
2418 * doc/tm.texi: Regenerate.
2419 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
2421 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2423 * toplev.c (init_excess_precision): Delete most logic.
2424 * tree.c (excess_precision_type): Rewrite to use
2425 TARGET_EXCESS_PRECISION.
2426 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
2427 more generic fashion.
2428 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
2429 __STDC_WANT_IEC_60559_TYPES_EXT__.
2431 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2433 * common.opt (fpermitted-flt-eval-methods): New.
2434 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
2435 * flag_types.h (permitted_flt_eval_methods): New.
2437 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2439 * config/m68k/m68k.c (m68k_excess_precision): New.
2440 (TARGET_C_EXCESS_PRECISION): Define.
2442 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2444 * config/s390/s390.c (s390_excess_precision): New.
2445 (TARGET_C_EXCESS_PRECISION): Define.
2447 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2449 * config/i386/i386.c (ix86_excess_precision): New.
2450 (TARGET_C_EXCESS_PRECISION): Define.
2452 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2454 * target.def (excess_precision): New hook.
2455 * target.h (flt_eval_method): New.
2456 (excess_precision_type): Likewise.
2457 * targhooks.c (default_excess_precision): New.
2458 * targhooks.h (default_excess_precision): New.
2459 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
2460 * doc/tm.texi: Regenerate.
2462 2016-11-23 Martin Sebor <msebor@redhat.com>
2465 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
2466 set the minimum number of bytes for an unknown string to zero.
2468 2016-11-23 Martin Jambor <mjambor@suse.cz>
2469 Martin Liska <mliska@suse.cz>
2471 * hsa-builtins.def: New file.
2472 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
2473 * builtins.def: Include hsa-builtins.def.
2474 (DEF_HSA_BUILTIN): New macro.
2475 * dumpfile.h (OPTGROUP_OPENMP): Define.
2476 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
2477 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
2478 GF_OMP_FOR_GRID_GROUP_ITER.
2479 (gimple_omp_for_grid_phony): Added checking assert.
2480 (gimple_omp_for_set_grid_phony): Likewise.
2481 (gimple_omp_for_grid_intra_group): New function.
2482 (gimple_omp_for_set_grid_intra_group): Likewise.
2483 (gimple_omp_for_grid_group_iter): Likewise.
2484 (gimple_omp_for_set_grid_group_iter): Likewise.
2485 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
2486 previosuly only distribute loop was permitted.
2487 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
2488 (grid_get_kernel_launch_attributes): Support multiple HSA grid
2490 (grid_expand_omp_for_loop): Likewise and also support standalone
2491 distribute constructs. New parameter INTRA_GROUP, updated both users.
2492 (grid_expand_target_grid_body): Support standalone distribute
2494 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
2495 (pass_data_expand_omp_ssa): Likewise.
2496 (pass_data_omp_device_lower): Likewsie.
2497 (pass_data_lower_omp): Likewise.
2498 (pass_data_diagnose_omp_blocks): Likewise.
2499 (pass_data_oacc_device_lower): Likewise.
2500 (pass_data_omp_target_link): Likewise.
2501 (grid_lastprivate_predicate): New function.
2502 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
2504 (lower_omp_for): Support standalone distribute constructs.
2505 (grid_prop): New type.
2506 (grid_safe_assignment_p): Check for assignments to group_sizes, new
2508 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
2510 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
2511 optimization info messages.
2512 (grid_find_single_omp_among_assignments): Likewise.
2513 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
2514 (grid_parallel_clauses_gridifiable): New function.
2515 (grid_inner_loop_gridifiable_p): Likewise.
2516 (grid_dist_follows_simple_pattern): Likewise.
2517 (grid_gfor_follows_tiling_pattern): Likewise.
2518 (grid_call_permissible_in_distribute_p): Likewise.
2519 (grid_handle_call_in_distribute): Likewise.
2520 (grid_dist_follows_tiling_pattern): Likewise.
2521 (grid_target_follows_gridifiable_pattern): Support standalone
2522 distribute constructs.
2523 (grid_var_segment): New enum.
2524 (grid_mark_variable_segment): New function.
2525 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
2526 if a new argument says so.
2527 (grid_process_grid_body): New function.
2528 (grid_eliminate_combined_simd_part): Likewise.
2529 (grid_mark_tiling_loops): Likewise.
2530 (grid_mark_tiling_parallels_and_loops): Likewise.
2531 (grid_process_kernel_body_copy): Support standalone distribute
2533 (grid_attempt_target_gridification): New grid variable holding overall
2534 gridification state. Support standalone distribute constructs and
2536 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
2537 * hsa.h (hsa_bb): Add method method append_phi.
2538 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
2539 occurences in all files too.
2540 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
2541 (is_a_helper <hsa_insn_br *>::test): New function.
2542 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
2543 branch instructions.
2544 (hsa_insn_signal): Make a direct descendant of
2545 hsa_insn_basic. Add memorder constructor parameter and
2546 m_memory_order and m_signalop member variables.
2547 (hsa_insn_queue): Changed constructor parameters to common form.
2548 Added m_segment and m_memory_order member variables.
2549 (hsa_summary_t): Add private member function
2550 process_gpu_implementation_attributes.
2551 (hsa_function_summary): Rename m_binded_function to
2553 (hsa_insn_basic_p): Remove typedef.
2554 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
2555 (hsa_op_reg_p): Remove typedef.
2556 (hsa_function_representation): Change hsa_op_reg_p into plain
2558 (hsa_insn_phi): Removed new and delete operators.
2559 (hsa_insn_br): Likewise.
2560 (hsa_insn_cbr): Likewise.
2561 (hsa_insn_sbr): Likewise.
2562 (hsa_insn_cmp): Likewise.
2563 (hsa_insn_mem): Likewise.
2564 (hsa_insn_atomic): Likewise.
2565 (hsa_insn_signal): Likewise.
2566 (hsa_insn_seg): Likewise.
2567 (hsa_insn_call): Likewise.
2568 (hsa_insn_arg_block): Likewise.
2569 (hsa_insn_comment): Likewise.
2570 (hsa_insn_srctype): Likewise.
2571 (hsa_insn_packed): Likewise.
2572 (hsa_insn_cvt): Likewise.
2573 (hsa_insn_alloca): Likewise.
2574 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
2575 (process_gpu_implementation_attributes): New function.
2576 (link_functions): Move some functionality into it. Adjust after
2577 renaming m_binded_functions to m_bound_functions.
2578 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
2579 to the list of instructions with no output registers.
2580 (get_in_type): Return this if it is a register of
2582 (hsa_get_declaration_name): Moved to...
2583 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
2584 temporary string on an obstack instead from ggc.
2585 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
2586 down to two overloads.
2587 (hsa_allocp_operand_address): Removed.
2588 (hsa_allocp_operand_immed): Likewise.
2589 (hsa_allocp_operand_reg): Likewise.
2590 (hsa_allocp_operand_code_list): Likewise.
2591 (hsa_allocp_operand_operand_list): Likewise.
2592 (hsa_allocp_inst_basic): Likewise.
2593 (hsa_allocp_inst_phi): Likewise.
2594 (hsa_allocp_inst_mem): Likewise.
2595 (hsa_allocp_inst_atomic): Likewise.
2596 (hsa_allocp_inst_signal): Likewise.
2597 (hsa_allocp_inst_seg): Likewise.
2598 (hsa_allocp_inst_cmp): Likewise.
2599 (hsa_allocp_inst_br): Likewise.
2600 (hsa_allocp_inst_sbr): Likewise.
2601 (hsa_allocp_inst_call): Likewise.
2602 (hsa_allocp_inst_arg_block): Likewise.
2603 (hsa_allocp_inst_comment): Likewise.
2604 (hsa_allocp_inst_queue): Likewise.
2605 (hsa_allocp_inst_srctype): Likewise.
2606 (hsa_allocp_inst_packed): Likewise.
2607 (hsa_allocp_inst_cvt): Likewise.
2608 (hsa_allocp_inst_alloca): Likewise.
2609 (hsa_allocp_bb): Likewise.
2611 (hsa_init_data_for_cfun): Initialize obstack.
2612 (hsa_deinit_data_for_cfun): Release memory of the obstack.
2613 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
2614 (hsa_op_reg::operator new): Likewise.
2615 (hsa_op_address::operator new): Likewise.
2616 (hsa_op_code_list::operator new): Likewise.
2617 (hsa_op_operand_list::operator new): Likewise.
2618 (hsa_insn_basic::operator new): Likewise.
2619 (hsa_insn_phi::operator new): Likewise.
2620 (hsa_insn_br::operator new): Likewise.
2621 (hsa_insn_sbr::operator new): Likewise.
2622 (hsa_insn_cmp::operator new): Likewise.
2623 (hsa_insn_mem::operator new): Likewise.
2624 (hsa_insn_atomic::operator new): Likewise.
2625 (hsa_insn_signal::operator new): Likewise.
2626 (hsa_insn_seg::operator new): Likewise.
2627 (hsa_insn_call::operator new): Likewise.
2628 (hsa_insn_arg_block::operator new): Likewise.
2629 (hsa_insn_comment::operator new): Likewise.
2630 (hsa_insn_srctype::operator new): Likewise.
2631 (hsa_insn_packed::operator new): Likewise.
2632 (hsa_insn_cvt::operator new): Likewise.
2633 (hsa_insn_alloca::operator new): Likewise.
2634 (hsa_init_new_bb): Likewise.
2635 (hsa_bb::append_phi): New function.
2636 (gen_hsa_phi_from_gimple_phi): Use it.
2637 (get_symbol_for_decl): Fix dinstinguishing between
2638 global and local functions. Put local variables into a segment
2639 according to their attribute or static flag, if there is one.
2640 (hsa_insn_br::hsa_insn_br): New.
2641 (hsa_insn_br::operator new): Likewise.
2642 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
2643 (query_hsa_grid_nodim): New function.
2644 (multiply_grid_dim_characteristics): Likewise.
2645 (gen_get_num_threads): Likewise.
2646 (gen_get_num_teams): Reimplemented.
2647 (gen_get_team_num): Likewise.
2648 (gen_hsa_insns_for_known_library_call): Updated calls to the above
2650 (get_memory_order_name): Removed.
2651 (get_memory_order): Likewise.
2652 (hsa_memorder_from_tree): New function.
2653 (gen_hsa_ternary_atomic_for_builtin): Renamed to
2654 gen_hsa_atomic_for_builtin, can also create signals.
2655 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
2656 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
2657 (hsa_insn_atomic): Fix function comment.
2658 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
2659 ancestor constructor and initialization of new member variables.
2660 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
2662 (hsa_get_host_function): Handle functions with no bound CPU
2663 implementation. Fix binded to bound.
2664 (get_brig_function_name): Likewise.
2665 (HSA_SORRY_ATV): Remove semicolon after macro.
2666 (HSA_SORRY_AT): Likewise.
2667 (omp_simple_builtin::generate): Add missing semicolons.
2668 (hsa_insn_phi::operator new): Removed.
2669 (hsa_insn_br::operator new): Likewise.
2670 (hsa_insn_cbr::operator new): Likewise.
2671 (hsa_insn_sbr::operator new): Likewise.
2672 (hsa_insn_cmp::operator new): Likewise.
2673 (hsa_insn_mem::operator new): Likewise.
2674 (hsa_insn_atomic::operator new): Likewise.
2675 (hsa_insn_signal::operator new): Likewise.
2676 (hsa_insn_seg::operator new): Likewise.
2677 (hsa_insn_call::operator new): Likewise.
2678 (hsa_insn_arg_block::operator new): Likewise.
2679 (hsa_insn_comment::operator new): Likewise.
2680 (hsa_insn_srctype::operator new): Likewise.
2681 (hsa_insn_packed::operator new): Likewise.
2682 (hsa_insn_cvt::operator new): Likewise.
2683 (hsa_insn_alloca::operator new): Likewise.
2684 (get_symbol_for_decl): Accept CONST_DECLs, put them to
2686 (gen_hsa_addr): Also process CONST_DECLs.
2687 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
2689 (gen_hsa_unary_operation): Make sure the function does
2690 not use bittype source type for firstbit and lastbit operations.
2691 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
2693 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
2695 (emit_branch_insn): Renamed to emit_cond_branch_insn.
2696 Emit the width stored in the class.
2697 (emit_generic_branch_insn): New function.
2698 (emit_insn): Call emit_generic_branch_insn.
2699 (emit_signal_insn): Remove obsolete comment. Update
2700 member variable name, pick a type according to profile.
2701 (emit_alloca_insn): Remove obsolete comment.
2702 (emit_atomic_insn): Likewise.
2703 (emit_queue_insn): Get segment and memory order from the IR object.
2704 (hsa_brig_section): Make allocate_new_chunk, chunks
2705 and cur_chunk provate, add a default NULL parameter to add method.
2706 (hsa_brig_section::add): Added a new parameter, store pointer to
2707 output data there if it is non-NULL.
2708 (emit_function_directives): Use this new parameter instead of
2709 calculating the pointer itself, fix function comment.
2710 (hsa_brig_emit_function): Add forgotten endian conversion.
2711 (hsa_output_kernels): Remove unnecessary building of
2712 kernel_dependencies_vector_type.
2713 (emit_immediate_operand): Declare.
2714 (emit_directive_variable): Also emit initializers of CONST_DECLs.
2715 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
2716 (verify_function_arguments): Properly detect variadic
2718 * hsa-dump.c (hsa_width_specifier_name): New function.
2719 (dump_hsa_insn_1): Dump generic branch instructions, update signal
2720 member variable name. Special dumping for queue objects.
2721 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
2722 m_binded_functions to m_bound_functions. Copy externally visible flag
2724 (ipa_hsa_write_summary): Likewise.
2725 (ipa_hsa_read_section): Likewise.
2727 2016-11-23 Richard Biener <rguenther@suse.de>
2729 PR tree-optimization/78396
2730 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
2731 vectorize try vectorizing an if-converted body using BB vectorization.
2733 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2734 Alan Hayward <alan.hayward@arm.com>
2735 David Sherwood <david.sherwood@arm.com>
2737 * rtlanal.c (subreg_get_info): Use more local variables.
2738 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
2739 occupies at least one register. Assume that full hard registers
2740 have consistent endianness. Share previously-duplicated if block.
2741 Rework the main handling so that it operates on independently-
2742 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
2743 to check lowpart offsets, without trying to find an equivalent
2744 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
2745 as a final register-endianness correction.
2747 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2753 * combine.c (make_compound_operation_int): Do not convert a subreg of
2754 a non-constant logical shift right to a zero_extract. Handle the case
2755 where some zero bits have been shifted into the range covered by that
2758 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2759 Alan Hayward <alan.hayward@arm.com>
2760 David Sherwood <david.sherwood@arm.com>
2762 * rtl.h (subreg_size_offset_from_lsb): Declare.
2763 (subreg_offset_from_lsb): New function.
2764 (subreg_size_lowpart_offset): Declare.
2765 (subreg_lowpart_offset): Turn into an inline function.
2766 (subreg_size_highpart_offset): Declare.
2767 (subreg_highpart_offset): Turn into an inline function.
2768 * emit-rtl.c (subreg_size_lowpart_offset): New function.
2769 (subreg_size_highpart_offset): Likewise
2770 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
2772 2016-11-23 Richard Biener <rguenther@suse.de>
2774 PR tree-optimization/78482
2775 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
2776 (remove_forwarder_block_with_phi): When merging with a loop
2777 header creates a new latch reset number of iteration information
2780 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
2782 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
2783 (*ashrsi3_extend0): ...this. Accept constant integers.
2784 (*ashrsi3_extend2): Rename to...
2785 (*ashrsi3_extend1): ...this.
2786 (*ashrsi3_extend2): New pattern.
2787 (*lshrsi3_extend1): Accept constant integers.
2788 (*lshrsi3_extend2): Fix condition on operand 2.
2790 2016-11-23 Martin Liska <mliska@suse.cz>
2792 * config/i386/i386.c: Initialize function pointer to NULL.
2794 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2796 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2797 for A == C1 ? A : C2 to below.
2798 * match.pd: Move from above to here:
2799 (cond (eq (convert1? x) c1) (convert2? x) c2)
2800 -> (cond (eq x c1) c1 c2).
2802 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2804 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2805 for A cmp C1 ? A : C2 to below, also simplify remaining code.
2806 * match.pd: Move and extend simplification from above to here:
2807 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2808 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
2809 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
2811 2016-11-23 Martin Liska <mliska@suse.cz>
2812 Martin Jambor <mjambor@suse.cz>
2814 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
2816 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
2819 * opts.c (finish_options): Set -fsyntax-only if running self tests.
2821 2016-11-23 Richard Biener <rguenther@suse.de>
2824 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
2825 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
2827 2016-11-23 Richard Biener <rguenther@suse.de>
2830 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
2833 2016-11-23 Richard Biener <rguenther@suse.de>
2834 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
2836 PR tree-optimization/78154
2837 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
2838 returns it's argument and the argument is nonnull.
2839 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
2840 ATT_RETNONNULL_NOTHROW_LEAF.
2841 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
2842 ATTR_RETNONNULL_NOTHROW_LEAF.
2843 (BUILT_IN_STPCPY): Likewise.
2844 (BUILT_IN_STPNCPY): Likewise.
2845 (BUILT_IN_MEMPCPY_CHK): Likewise.
2846 (BUILT_IN_STPCPY_CHK): Likewise.
2847 (BUILT_IN_STPNCPY_CHK): Likewise.
2848 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
2849 (BUILT_IN_STRNCAT): Likewise.
2850 (BUILT_IN_STRNCPY): Likewise.
2851 (BUILT_IN_MEMSET_CHK): Likewise.
2852 (BUILT_IN_STRCAT_CHK): Likewise.
2853 (BUILT_IN_STRCPY_CHK): Likewise.
2854 (BUILT_IN_STRNCAT_CHK): Likewise.
2855 (BUILT_IN_STRNCPY_CHK): Likewise.
2857 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
2859 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
2860 * fold-const.h (tree_expr_nonzero_p) : Declare.
2861 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
2863 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
2865 * system.h (HAVE_DESIGNATED_INITIALIZERS,
2866 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
2867 "defined" in macros.
2868 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
2869 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
2870 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
2872 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
2875 * config/avr/constraints.md (Csp): Widen range to [-11..6].
2876 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
2877 of RCALLs in prologue to 3.
2879 2016-11-22 Michael Collison <michael.collison@arm.com>
2881 * config/aarch64/aarch64-protos.h
2882 (aarch64_and_split_imm1, aarch64_and_split_imm2)
2883 (aarch64_and_bitmask_imm): New prototypes
2884 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
2885 New overloaded function to create bit mask covering the
2886 lowest to highest bits set.
2887 (aarch64_and_split_imm2): New overloaded functions to create bit
2888 mask of zeros between first and last bit set.
2889 (aarch64_and_bitmask_imm): New function to determine if a integer
2890 is a valid two instruction "and" operation.
2891 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
2892 allowing wider range of constants with "and" operations.
2893 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
2894 "and" operator from matching restricted constant range used for
2895 ior and xor operators.
2896 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
2897 for constants in "and" operantions.
2898 (UsP constraint): New DImode constraint for constants
2899 in "and" operations.
2900 * config/aarch64/iterators.md (lconst2): New mode iterator.
2901 (LOGICAL2): New code iterator.
2902 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
2904 (aarch64_logical_and_operand): New predicate allowing extended
2905 constants for "and" operations.
2907 2016-11-22 Walter Lee <walt@tilera.com>
2909 * config/tilegx/tilegx.md (trap): New pattern.
2910 * config/tilepro/tilepro.md (trap): Likewise.
2912 2016-11-22 Walter Lee <walt@tilera.com>
2914 * config/tilegx/tilegx.md (*zero_extract): Use
2915 define_insn_and_split instead of define_insn; Handle pos + size >
2917 (*sign_extract): Likewise.
2919 2016-11-22 Marek Polacek <polacek@redhat.com>
2921 PR tree-optimization/78455
2922 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
2924 2016-11-22 Ian Lance Taylor <iant@golang.org>
2928 * godump.c (go_format_type): Always pass alignment as 1 when
2929 calling go_append_padding at end of struct/union.
2931 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2934 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
2935 _mm512_setzero_hi): Removed.
2936 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
2937 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
2938 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
2939 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
2940 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
2941 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
2942 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
2943 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
2944 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
2945 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
2946 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
2947 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
2948 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
2949 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
2950 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
2951 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
2952 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
2953 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
2954 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
2955 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
2956 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
2957 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
2958 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
2959 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
2960 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
2961 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
2962 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
2963 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
2964 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
2965 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
2966 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
2967 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
2968 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
2969 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
2970 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
2971 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
2972 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2973 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2974 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2975 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
2976 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
2977 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
2978 _mm512_setzero_qi or _mm512_setzero_hi.
2979 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
2980 _mm512_maskz_dbsad_epu8): Formatting fixes.
2981 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
2982 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2983 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2984 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2985 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
2986 _mm512_setzero_qi or _mm512_setzero_hi.
2988 2016-11-22 Nathan Sidwell <nathan@acm.org>
2990 * gcc-ar.c (main): Fix indentation.
2991 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
2992 * ggc-page.c (move_ptes_to_front): Fix formatting.
2993 * hsa-dump.c (dump_has_cfun): Fix indentation.
2994 * sel-sched-ir.h: Remove trailing blank lines.
2996 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2997 Alexander Monakov <amonakov@ispras.ru>
2999 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
3000 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
3001 (omp_clause_code_name): Add _simt_ name.
3002 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
3003 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
3004 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
3005 (scan_omp_simd): New function.
3006 (scan_omp_1_stmt): Use it in target regions if needed.
3007 (omp_max_vf): Don't max with omp_max_simt_vf.
3008 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
3009 OMP_CLAUSE__SIMT_ is present.
3010 (lower_rec_input_clauses): Compute maybe_simt from presence of
3012 (lower_lastprivate_clauses): Likewise.
3013 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
3014 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
3015 * internal-fn.def (GOMP_USE_SIMT): New internal function.
3016 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
3018 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
3020 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
3021 (expand_GOMP_SIMT_VF): New.
3022 (expand_GOMP_SIMT_LAST_LANE): New.
3023 (expand_GOMP_SIMT_ORDERED_PRED): New.
3024 (expand_GOMP_SIMT_VOTE_ANY): New.
3025 (expand_GOMP_SIMT_XCHG_BFLY): New.
3026 (expand_GOMP_SIMT_XCHG_IDX): New.
3027 * internal-fn.def (GOMP_SIMT_LANE): New.
3028 (GOMP_SIMT_VF): New.
3029 (GOMP_SIMT_LAST_LANE): New.
3030 (GOMP_SIMT_ORDERED_PRED): New.
3031 (GOMP_SIMT_VOTE_ANY): New.
3032 (GOMP_SIMT_XCHG_BFLY): New.
3033 (GOMP_SIMT_XCHG_IDX): New.
3034 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
3035 (create_omp_child_function): ...here. Set "omp target entrypoint"
3036 or "omp declare target" attribute based on is_gimple_omp_offloaded.
3037 (omp_max_simt_vf): New. Use it...
3038 (omp_max_vf): ...here.
3039 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
3040 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
3041 (lower_omp_ordered): Likewise, for "ordered" lowering.
3042 (expand_omp_simd): Add SIMT transforms.
3043 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
3044 (execute_omp_device_lower): New.
3045 (pass_data_omp_device_lower): New.
3046 (pass_omp_device_lower): New pass.
3047 (make_pass_omp_device_lower): New.
3048 * passes.def (pass_omp_device_lower): Position new pass.
3049 * tree-pass.h (PROP_gimple_lomp_dev): Define.
3050 (make_pass_omp_device_lower): Declare.
3052 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3055 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
3056 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
3058 (_mm_maskz_load_epi64): Likewise.
3059 (_mm_setzero_hi): Removed.
3060 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
3062 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
3063 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
3064 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
3065 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
3066 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
3067 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
3068 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
3069 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
3070 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
3071 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
3072 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
3074 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
3075 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
3076 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
3077 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
3078 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
3079 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
3080 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
3081 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
3082 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
3083 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
3084 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
3085 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
3086 instead of _mm_setzero_hi.
3087 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
3088 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
3089 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
3090 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
3091 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
3092 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
3093 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
3094 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
3095 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
3096 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
3097 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
3098 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
3099 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
3100 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
3101 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
3102 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
3103 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
3104 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
3105 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
3106 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
3107 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
3108 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
3109 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
3110 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
3111 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
3112 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
3114 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
3115 instead of _mm_setzero_hi.
3116 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
3117 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
3118 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
3119 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
3120 _mm_setzero_si128 instead of _mm_setzero_di.
3121 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
3122 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
3123 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
3124 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
3125 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
3126 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
3127 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
3128 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
3129 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
3130 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
3131 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
3132 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
3133 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
3134 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
3135 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
3136 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
3137 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
3138 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
3139 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
3140 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
3141 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
3142 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
3143 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
3144 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
3145 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
3146 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
3147 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
3148 _mm512_maskz_insertf32x8): Formatting fixes.
3149 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
3150 _mm_setzero_si128 instead of _mm_setzero_di.
3151 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
3152 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
3153 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
3154 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
3155 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
3156 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
3157 _mm_setzero_si128 instead of _mm_setzero_di.
3158 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
3160 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
3161 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
3162 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
3163 _mm_setzero_si128 instead of _mm_setzero_hi.
3164 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
3165 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
3166 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
3167 instead of _mm_setzero_di.
3168 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
3169 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
3171 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
3172 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
3174 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
3176 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
3177 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
3178 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
3180 2016-11-22 Carl Love <cel@us.ibm.com>
3182 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
3183 equal and vector compare not equal. The vector compares take two
3184 arguments of type vector bool char, vector bool short, vector bool int,
3185 vector bool long long with the same return type.
3186 * doc/extend.texi: Update built-in documentation file for the new
3189 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
3191 * Makefile.in ($(lang_checks_parallelized)): Fix detection
3194 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3196 * config.gcc: Allow new rmprofile value for configure option
3197 --with-multilib-list.
3198 * config/arm/t-rmprofile: New file.
3199 * doc/install.texi (--with-multilib-list): Document new rmprofile value
3202 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3205 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
3206 register operand in alternatives 4,5,6.
3208 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3211 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
3212 in save register mask if it is needed.
3214 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3216 PR tree-optimization/78436
3217 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
3218 (shift_bytes_in_array, shift_bytes_in_array_right,
3219 merged_store_group::apply_stores): Formatting fixes.
3220 (clear_bit_region): Likewise. Use memset.
3221 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
3222 instead of EXPR and inerted instead of inserted. Use memset instead
3223 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
3227 * expmed.c (expand_divmod): Use wide_int for computation of
3228 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
3229 Use size <= HOST_BITS_PER_WIDE_INT instead of
3230 HOST_BITS_PER_WIDE_INT >= size.
3232 PR tree-optimization/78445
3233 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
3234 any_complicated_phi, version loop even if flag_tree_loop_if_convert
3235 is 1. Formatting fix.
3237 2016-11-22 Martin Liska <mliska@suse.cz>
3240 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
3241 (sem_function::get_hash): Use the new field.
3242 (sem_function::parse): Remove an argument from ctor.
3243 (sem_variable::parse): Likewise.
3244 (sem_variable::get_hash): Use the new field.
3245 (sem_item_optimizer::read_section): Use new ctor and set hash.
3246 * ipa-icf.h: _hash is removed from sem_item::sem_item,
3247 sem_variable::sem_variable, sem_function::sem_function.
3249 2016-11-21 Jeff Law <law@redhat.com>
3252 * config/cris/cris.md: Don't call copy_to_mode_reg unless
3253 can_create_pseudo_p is true.
3255 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
3258 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
3259 *rotldi3_insert_7): New define_insns.
3261 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3263 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
3264 so that DImode can be allocated to FP/vector registers in more
3265 cases, and we can avoid direct move operations. If the register
3266 needs reloading, prefer GPRs over FP/vector registers. In the
3267 case of FPR vs. Altivec registers, prefer FPR registers unless we
3268 have the ISA 3.0 reg+offset scalar instructions.
3269 (movdi_internal64): Likewise.
3271 2016-11-21 Jakub Jelinek <jakub@redhat.com>
3274 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
3275 for tmp simd array if DECL_NAME (parm) is NULL.
3277 2016-11-20 Jeff Law <law@redhat.com>
3280 * config/m68k/predicates.md (swap_peephole_relational_operator): New
3282 * config/m68k/m68k.md (relational tests against 65535/65536): New
3285 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3287 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
3289 2016-11-21 Martin Sebor <msebor@redhat.com>
3291 * doc/invoke.texi (-fprintf-return-value): Document that option
3292 is enabled by default.
3294 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3296 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
3297 for-loop declaration of loop variable.
3298 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
3299 * config/avr/avr.c (avr_popcount_each_byte)
3300 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
3301 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
3302 (avr_expand_epilogue, avr_function_arg_advance)
3303 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
3304 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
3305 (avr_adjust_reg_alloc_order, output_reload_in_const)
3306 (avr_conditional_register_usage, avr_find_unused_d_reg)
3307 (avr_map_decompose, avr_fold_builtin): Same.
3309 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3311 * config/avr/avr.c (avr_popcount): Remove static function.
3312 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
3314 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
3316 * arm.opt (mapcs-float): Delete option.
3317 * arm.c (arm_option_override): Remove hunk relating to
3319 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
3321 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
3323 * tree-tailcall.c (process_assignment): Simplify the check for
3324 a valid copy, allowing the source to be a local variable as
3325 well as an SSA name.
3326 (find_tail_calls): Allow copies between local variables to follow
3327 the call. Allow the result to be stored in any local variable,
3328 even if it's an aggregate.
3329 (eliminate_tail_call): Check whether the result is an SSA name
3330 before updating its SSA_NAME_DEF_STMT.
3332 2016-11-21 David Malcolm <dmalcolm@redhat.com>
3334 PR preprocessor/78324
3335 * input.c (get_substring_ranges_for_loc): Fail gracefully if
3336 -ftrack-macro-expansion has a value other than 2.
3338 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
3340 PR rtl-optimization/78400
3341 * shrink-wrap.c (try_shrink_wrapping_separate): Call
3342 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
3343 and df_update_exit_block_uses.
3345 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3348 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
3349 new default-enabled warning..
3350 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
3351 (BT_PTR_CONST_STRING): Updated.
3352 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
3353 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
3354 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
3355 (strftime): Update builtin function.
3356 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
3357 * tree.h (const_tm_ptr_type_node): New type node.
3358 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
3359 const_tm_ptr_type_node.
3361 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3363 PR tree-optimization/78413
3364 * tree-if-conv.c (versionable_outer_loop_p): Require that both
3365 inner and outer loop latches have single predecessors.
3367 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3370 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
3371 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
3373 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3375 * rtl.h: Adjust prototype.
3376 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
3377 (dead_or_set_regno_p): Likewise.
3379 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3381 * rtl.h: Adjust prototype.
3382 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
3384 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3386 * function.c (contains): Change argument type to rtx_insn *.
3387 (prologue_contains): Likewise.
3388 (epilogue_contains): Likewise.
3389 (prologue_epilogue_contains): Likewise.
3390 * function.h: Adjust prototype.
3392 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3394 * optabs.c (emit_libcall_block): Change argument type to
3396 * optabs.h: Adjust prototype.
3398 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3400 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
3401 (fixup_reorder_chain): Adjust.
3402 * cfgrtl.h: Adjust prototype.
3404 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3406 * rtl.h: Adjust prototype.
3407 * rtlanal.c (replace_label_in_insn): Change argument type to
3410 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3412 * config/v850/v850.c (expand_prologue): Adjust.
3413 (expand_epilogue): Likewise.
3414 * expr.c (init_expr_target): Likewise.
3415 * genrecog.c (print_subroutine): Always make the argument type
3417 * recog.h: Adjust prototype.
3419 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3421 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
3422 up variables to make some rtx_insn *.
3423 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
3424 * config/arc/arc.c: Likewise.
3425 * config/arm/arm.c: Likewise.
3426 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
3427 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
3429 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
3431 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3433 * config/arm/arm.c (legitimize_pic_address): Change to use
3434 rtx_insn * as the type of variables.
3435 (arm_pic_static_addr): Likewise.
3436 (arm_emit_movpair): Likewise.
3437 * config/c6x/c6x.c (reorg_split_calls): Likewise.
3438 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
3439 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
3440 * config/frv/frv.md: Likewise.
3441 * config/i386/i386-protos.h: Likewise.
3442 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
3443 (ix86_split_fp_branch): Likewise.
3444 (predict_jump): Likewise.
3445 * config/ia64/ia64.c: Likewise.
3446 * config/mcore/mcore.c: Likewise.
3447 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
3448 * config/s390/s390.c: Likewise.
3449 * config/s390/s390.md: Likewise.
3450 * config/spu/spu.md: Likewise.
3451 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
3452 * lower-subreg.c (resolve_simple_move): Likewise.
3454 2016-11-20 Jeff Law <law@redhat.com>
3457 * reload.h (struct target_reload): Make x_double_reg_address_ok
3459 * reload.c (find_reloads_address): Check if double_reg_address_ok
3460 is true for the mode of the memory reference.
3461 * reload1.c (init_reload): Initialize double_reg_address_ok for
3464 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
3467 * tree-ssa-uninit.c: Define new global max_phi_args.
3468 (compute_uninit_opnds_pos): Use max_phi_args.
3469 (prune_uninit_phi_opnds): Same.
3470 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
3471 missing NUM_PREDS in function comment.
3472 (can_one_predicate_be_invalidated_p): New.
3473 (can_chain_union_be_invalidated_p): New.
3474 (flatten_out_predicate_chains): New.
3475 (uninit_ops_invalidate_phi_use): New.
3476 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
3478 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
3480 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
3481 * match.pd (A /[ex] B CMP C): New simplifications.
3483 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
3485 * match.pd (0 / X, X / X, X % X): New simplifications.
3487 2016-11-19 Jakub Jelinek <jakub@redhat.com>
3489 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
3490 when checking if callee's isa flags are subset of caller's isa flags.
3491 Fix comment wording.
3493 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
3494 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
3495 instead and using = 0 instead of &= 0.
3497 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
3498 ix86_add_new_builtins): Formatting fixes.
3499 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
3500 (ix86_get_builtin): Likewise.
3502 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
3503 don't initialize it, don't use it for the case where it isn't
3504 provable %{z} nor using the same argument, instead move merge
3505 argument into a new pseudo and use that as target. Formatting fixes.
3507 2016-11-19 Jeff Law <law@redhat.com>
3510 * config/m68k/m68k.md (bsetdreg): New pattern.
3511 (bchgdreg, bclrdreg): Likewise.
3513 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
3516 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
3517 instead of force_reg.
3518 (sh_expand_setmem): Likewise.
3520 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
3522 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
3524 2016-11-18 Walter Lee <walt@tilera.com>
3526 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
3527 end-of-bundle marker for consecutive barriers.
3529 2016-11-18 Walter Lee <walt@tilera.com>
3531 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
3533 2016-11-18 Jakub Jelinek <jakub@redhat.com>
3536 * multiple_target.c (get_attr_len): Start with argnum and increment
3537 argnum on every arg. Use strchr in a loop instead of counting commas
3539 (get_attr_str): Increment argnum for every comma in the string.
3540 (separate_attrs): Use for instead of while loop, simplify.
3541 (expand_target_clones): Rename defenition argument to definition.
3542 Free attrs and attr_str even when diagnosing errors. Temporarily
3543 change input_location around targetm.target_option.valid_attribute_p
3544 calls. Don't emit warning or errors if that function fails.
3546 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
3549 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
3550 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
3551 abbrev_opt_base_type_end only by increasing die_abbrev, before
3553 (optimize_abbrev_table): Don't change abbrev numbers of
3554 base types and CU or optimize implicit consts in them if
3555 calc_base_type_die_sizes has been called during build_abbrev_table.
3556 (calc_base_type_die_sizes): If abbrev_opt_start, set
3557 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
3559 2016-11-18 Jeff Law <law@redhat.com>
3562 * config/m68k/m68k.c (moveq feeding equality comparison): New
3564 * config/m68k/predicates.md (addq_subq_operand): New predicate.
3565 (equality_comparison_operator): Likewise.
3567 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3569 * rtlanal.c (load_extend_op): Move to...
3570 * rtl.h: ...here and make inline.
3572 2016-11-18 Terry Guo <terry.guo@arm.com>
3573 Thomas Preud'homme <thomas.preudhomme@arm.com>
3575 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
3576 * config/arm/arm-opts.h: Include arm-flags.h.
3577 (struct arm_arch_core_flag): Define.
3578 (arm_arch_core_flags): Define.
3579 * config/arm/arm-protos.h: Include arm-flags.h
3580 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
3581 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
3582 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
3583 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
3584 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
3585 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
3586 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
3587 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
3588 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
3589 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
3590 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
3591 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
3592 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
3593 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
3594 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
3595 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
3596 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
3597 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
3598 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
3599 ARM_FSET_CPU_SUBSET): Move to ...
3600 * config/arm/arm-flags.h: This new file.
3601 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
3602 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
3603 (TARGET_MODE_SPECS): Define.
3604 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
3606 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
3608 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
3609 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
3610 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
3611 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
3612 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
3613 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
3614 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
3615 missing and make value unsigned.
3616 (arm_feature_set): Use unsigned entries instead of unsigned long.
3618 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3620 Re-apply after PR bootstrap/77359 is fixed:
3621 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3623 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3624 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
3627 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3630 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
3631 variables in functions calling alloca. Also update the ASCII
3633 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
3634 (STACK_DYNAMIC_OFFSET): Likewise.
3635 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
3636 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
3639 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3640 Alan Hayward <alan.hayward@arm.com>
3641 David Sherwood <david.sherwood@arm.com>
3643 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
3644 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
3645 (add_const_value_attribute): Likewise.
3646 * explow.c (plus_constant): Likewise.
3647 * expmed.c (expand_mult, make_tree): Likewise.
3648 * expr.c (convert_modes): Likewise.
3649 * loop-doloop.c (doloop_optimize): Likewise.
3650 * postreload.c (reload_cse_simplify_set): Likewise.
3651 * simplify-rtx.c (simplify_const_unary_operation): Likewise
3652 (simplify_binary_operation_1, simplify_const_binary_operation):
3654 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
3655 * wide-int.h: Update documentation to recommend rtx_mode_t
3656 instead of std::make_pair.
3658 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3659 Alan Hayward <alan.hayward@arm.com>
3660 David Sherwood <david.sherwood@arm.com>
3662 * tree.h (SET_DECL_MODE): New macro.
3663 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
3664 (expand_gimple_basic_block): Likewise.
3665 * function.c (split_complex_args): Likeise.
3666 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
3667 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
3668 * stor-layout.c (layout_decl, relayout_decl): Likewise.
3669 (finish_bitfield_representative): Likewise.
3670 * tree.c (make_node_stat): Likewise.
3671 * tree-inline.c (remap_ssa_name): Likewise.
3672 (tree_function_versioning): Likewise.
3673 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
3674 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
3675 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
3676 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
3677 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
3678 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
3679 * varasm.c (make_debug_expr_from_rtl): Likewise.
3681 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
3683 PR rtl-optimization/71785
3684 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
3685 (duplicate_computed_gotos): New function.
3686 (pass_duplicate_computed_gotos::execute): Rewrite.
3688 2016-11-17 Jeff Law <law@redhat.com>
3691 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
3692 barrier prior to deallocating the stack.
3694 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
3696 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
3697 to make better use of cmem loads in the case where a single bit is
3699 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
3701 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
3703 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
3705 (isa_names_table): Handle new features.
3707 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
3708 Andrew Senkevich <andrew.senkevich@intel.com>
3710 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
3711 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
3712 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
3713 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
3714 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
3715 * config/i386/avx5124fmapsintrin.h: New file.
3716 * config/i386/avx5124vnniwintrin.h: Ditto.
3717 * config/i386/constraints.md (h): New constraint.
3718 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
3719 * config/i386/driver-i386.c (host_detect_local_cpu):
3720 Detect avx5124fmaps, avx5124vnniw.
3721 * config/i386/i386-builtin-types.def: Add types
3722 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
3723 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
3724 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
3725 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
3726 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
3727 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
3728 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
3729 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
3730 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
3731 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
3732 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
3733 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
3734 __builtin_ia32_vp4dpwssds_mask): New.
3735 * config/i386/i386-c.c (ix86_target_macros_internal):
3736 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
3737 * config/i386/i386-modes.def: Fixed comment typos, added new
3738 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
3739 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
3741 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
3742 (ix86_option_override_internal): Handle new options.
3743 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
3745 (ix86_expand_builtin): Handle new builtins.
3746 (ix86_additional_allocno_class_p): New.
3747 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
3748 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
3749 (reg_class): Add MOD4_SSE_REGS.
3750 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
3751 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
3752 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
3753 avx5124vnniwintrin.h.
3754 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
3755 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
3756 (define_mode_iterator IMOD4): New.
3757 (define_mode_attr imod4_narrow): Ditto.
3758 (define_insn "mov<mode>"): Ditto.
3759 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
3760 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
3761 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
3762 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
3763 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
3764 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
3765 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
3766 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
3767 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
3768 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
3769 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
3770 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
3771 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
3772 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
3773 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
3774 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
3775 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
3776 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
3777 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
3778 * genmodes.c (mode_size_inline): Extend return type.
3779 * machmode.h (mode_size, mode_base_align): Extend type.
3781 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
3784 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
3785 the appropriate checks for SFmode/DFmode load/stores in GPR
3787 (fusion_addis_mem_combo_store): Likewise.
3788 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
3789 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
3790 d-form instructions for traditional Altivec registers.
3791 (emit_fusion_p9_load): Likewise.
3792 (emit_fusion_p9_store): Likewise.
3793 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
3794 early clobber from scratch register. Do not match if the register
3795 being stored is the scratch register.
3796 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
3797 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
3798 instructions for traditional Altivec registers.
3799 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
3800 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3801 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3803 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
3806 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
3807 being live in the function and lr needing to be saved. Distinguish
3808 between already saved pushable registers and registers to push.
3809 Check for LR being an available pushable register.
3811 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3813 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
3814 string input is a string constant.
3815 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
3816 via cmpstrnsi even if neither string is constant.
3818 2016-11-17 Jakub Jelinek <jakub@redhat.com>
3821 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
3822 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
3823 instead, return false if it is NULL, or doesn't fit into uhwi, or
3824 is larger or equal to targetm.max_anchor_offset.
3826 2016-11-17 Pip Cet <pipcet@gmail.com>
3827 Eric Botcazou <ebotcazou@adacore.com>
3829 PR rtl-optimization/78355
3830 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
3831 needs to deal with unaligned accesses.
3832 * doc/tm.texi: Regenerate.
3833 * lra-constraints.c (simplify_operand_subreg): Only invoke
3834 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
3836 2016-11-17 David Malcolm <dmalcolm@redhat.com>
3838 * input.c (selftest::test_lexer_string_locations_long_line): New
3840 (selftest::test_lexer_string_locations_raw_string_multiline): New
3842 (selftest::input_c_tests): Call the new functions, via
3843 for_each_line_table_case.
3845 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3847 * config/aarch64/aarch64.md (mov<mode>): Call
3848 aarch64_split_dimode_const_store on DImode constant stores.
3849 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
3851 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
3854 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3855 Richard Biener <rguenther@suse.de>
3857 PR tree-optimization/77848
3858 * tree-if-conv.c (tree_if_conversion): Always version loops unless
3859 the user specified -ftree-loop-if-convert.
3861 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
3864 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
3865 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
3866 *thumb2_strd_base_neg): Recognize insn regardless of
3867 current_tune->prefer_ldrd_strd.
3868 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
3871 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3873 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
3876 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3878 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
3880 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
3881 * config/arc/arc-cpus.def (quarkse_em): Add.
3882 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
3883 * config/arc/arc-opts.h (FPX_QK): Define.
3884 * config/arc/arc-tables.opt: Regenerate.
3885 * config/arc/arc.c (gen_compare_reg): Change.
3886 (arc_register_move_cost): Avoid Dy,Dx moves.
3887 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
3888 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
3889 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
3891 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
3892 (fix_truncsfsi2_fpu): Rename.
3893 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
3894 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
3895 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
3896 * config/arc/t-multilib: Regenerate.
3898 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
3900 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
3902 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
3903 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
3904 (avr_rtx_costs_1, extra_constraint_Q): Same.
3905 (avr_address_cost): Use SUBREG_P if possible.
3907 2016-11-17 Richard Biener <rguenther@suse.de>
3910 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
3911 non-local goto into CFG.
3913 2016-11-17 Richard Biener <rguenther@suse.de>
3915 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
3916 backward compatibility.
3917 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
3918 * tree-if-conv.c (pass_if_conversion::gate): Do not test
3919 flag_tree_loop_if_convert_stores.
3920 (pass_if_conversion::execute): Likewise.
3922 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3924 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
3925 const_double code before calling aarch64_float_const_zero_rtx_p.
3927 2016-11-17 Richard Biener <rguenther@suse.de>
3929 PR tree-optimization/78306
3930 * ipa-inline-analysis.c (initialize_inline_failed): Do not
3931 inhibit inlining if function calls cilk_spawn.
3932 (can_inline_edge_p): Likewise.
3934 2016-11-17 Richard Biener <rguenther@suse.de>
3937 * fold-const.c (negate_expr_p): Fix multiplication case.
3939 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
3942 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
3944 (TARGET_INIT_LIBFUNCS): Delete definition and...
3945 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
3948 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
3950 * config/netbsd-stdint.h: New.
3951 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
3952 (x86_64-*-netbsd*): Likewise.
3954 2016-11-16 Andrew PInski <apinski@cavium.com>
3956 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
3957 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
3958 flag_aarch64_verbose_cost instead of checking for details dump.
3959 (aarch64_rtx_costs_wrapper): Likewise.
3961 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3963 PR rtl-optimization/78378
3964 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
3965 inner only if pos is 0. Fix up formatting.
3967 2016-11-17 Alan Modra <amodra@gmail.com>
3969 PR rtl-optimization/78325
3970 PR rtl-optimization/70890
3971 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
3974 2016-11-16 Jason Merrill <jason@redhat.com>
3976 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
3978 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3979 Richard Biener <rguenther@suse.de>
3981 PR tree-optimization/77848
3982 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
3983 an outer loop, only save basic block aux information for the inner
3985 (versionable_outer_loop_p): New function.
3986 (tree_if_conversion): Version the outer loop instead of the inner
3987 one if the pattern will be recognized for outer-loop
3990 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
3992 * gcc/bb-reorder.c: Remove 'toplev.h' include.
3993 (pass_partition_blocks::gate): No longer check
3994 user_defined_section_attribute, instead check the function decl
3995 for a section attribute.
3996 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
3997 set user_defined_section_attribute.
3998 * gcc/final.c (rest_of_handle_final): Likewise.
3999 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
4000 * gcc/toplev.h: Remove declaration of
4001 user_defined_section_attribute.
4003 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4005 * config/mips/mips.md (casesi_internal_mips16_<mode>):
4006 Explicitly switch between JR and JRC for the table jump. Adjust
4009 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4011 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
4012 `insn_count' to 11 rather than 16.
4014 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4016 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
4017 `ltu' rather than `leu' operation in the RTL pattern
4019 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4021 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
4022 missing <d> instruction prefixes throughout. Correct
4025 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4027 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
4028 rather than R_MIPS_JALR relocation in microMIPS code. Do not
4029 cancel short delay slots in PIC call relaxation.
4031 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
4033 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
4034 general register with general register or ARM constant into SP
4037 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4040 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
4041 that loop->header == body_bb if broken_loop.
4043 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
4045 * tree-ssa-math-opts.c (bswap_replace): Remove test
4046 of SLOW_UNALIGNED_ACCESS.
4048 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
4050 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
4051 is selected. Pass -mgomp to offload compiler in OpenMP case.
4052 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
4053 declaration from nvptx.c.
4054 (nvptx_gen_shuffle): Declare.
4055 (nvptx_output_set_softstack): Declare.
4056 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
4057 (need_softstack_decl): New variable.
4058 (need_unisimt_decl): New variable.
4059 (diagnose_openacc_conflict): New. Use it...
4060 (nvptx_option_override): ...here. Handle TARGET_GOMP.
4061 (nvptx_encode_section_info): Handle "shared" attribute.
4062 (write_as_kernel): Restrict to OpenACC target regions.
4063 (init_softstack_frame): New.
4064 (nvptx_init_unisimt_predicate): New.
4065 (write_omp_entry): New. Use it...
4066 (nvptx_declare_function_name): ...here to emit OpenMP target region
4067 entrypoints. Handle TARGET_SOFT_STACK. Call
4068 nvptx_init_unisimt_predicate.
4069 (nvptx_output_set_softstack): New.
4070 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
4071 (nvptx_gen_shuffle): Export.
4072 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
4074 (nvptx_print_operand): Fix handling of instruction predicates.
4075 (nvptx_get_unisimt_master): New helper function.
4076 (nvptx_get_unisimt_predicate): Ditto.
4077 (nvptx_call_insn_is_syscall_p): Ditto.
4078 (nvptx_unisimt_handle_set): Ditto.
4079 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
4080 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
4081 (nvptx_handle_shared_attribute): New. Use it...
4082 (nvptx_attribute_table): ... here (new entry).
4083 (nvptx_record_offload_symbol): Handle NULL attributes.
4084 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
4085 (nvptx_simt_vf): New.
4086 (TARGET_SIMT_VF): Define.
4087 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
4088 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
4089 -muniform-simt option is active.
4090 (STACK_SIZE_MODE): Define.
4091 (FIXED_REGISTERS): Adjust.
4092 (SOFTSTACK_SLOT_REGNUM): New.
4093 (SOFTSTACK_PREV_REGNUM): New.
4094 (REGISTER_NAMES): Adjust.
4095 (struct machine_function): New fields.
4096 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
4097 (UNSPEC_VOTE_BALLOT): Ditto.
4098 (UNSPEC_LANEID): Ditto.
4099 (UNSPECV_NOUNROLL): Ditto.
4100 (atomic): New attribute.
4101 (predicable): New attribute. Generate predicated forms via
4103 (br_true): Mark as not predicable.
4105 (br_true_uni): Ditto.
4106 (br_false_uni): Ditto.
4108 (trap_if_true): Ditto.
4109 (trap_if_false): Ditto.
4110 (nvptx_fork): Ditto.
4111 (nvptx_forked): Ditto.
4112 (nvptx_joining): Ditto.
4113 (nvptx_join): Ditto.
4114 (nvptx_barsync): Ditto.
4115 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
4116 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
4117 (allocate_stack_<mode>): Remove unused pattern.
4118 (set_softstack_insn): New pattern.
4119 (restore_stack_block): Handle for TARGET_SOFT_STACK.
4120 (nvptx_vote_ballot): New pattern.
4121 (omp_simt_lane): Ditto.
4122 (omp_simt_last_lane): Ditto.
4123 (omp_simt_ordered): Ditto.
4124 (omp_simt_vote_any): Ditto.
4125 (omp_simt_xchg_bfly): Ditto.
4126 (omp_simt_xchg_idx): Ditto.
4127 (nvptx_nounroll): Ditto.
4128 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
4129 (atomic_exchange<mode>): Ditto.
4130 (atomic_fetch_add<mode>): Ditto.
4131 (atomic_fetch_addsf): Ditto.
4132 (atomic_fetch_<logic><mode>): Ditto.
4133 * config/nvptx/nvptx.opt (msoft-stack): New option.
4134 (muniform-simt): Ditto.
4136 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
4137 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
4138 * doc/invoke.texi (msoft-stack): Document.
4139 (muniform-simt): Document
4141 * doc/tm.texi: Regenerate.
4142 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
4143 * target.def: Define it.
4144 * target-insns.def (omp_simt_lane): New.
4145 (omp_simt_last_lane): New.
4146 (omp_simt_ordered): New.
4147 (omp_simt_vote_any): New.
4148 (omp_simt_xchg_bfly): New.
4149 (omp_simt_xchg_idx): New.
4151 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4153 * config/mips/mips-protos.h (mips_set_text_contents_type): New
4155 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
4156 (ASM_OUTPUT_CASE_END): Likewise.
4157 * config/mips/mips.c (mips_set_text_contents_type): New function.
4158 (mips16_emit_constants): Record the pool's initial label number
4159 with the `consttable' insn. Emit a `consttable_end' insn at the end.
4160 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
4161 for `consttable' insns.
4162 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
4163 for `consttable_end' insns.
4164 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
4165 (consttable): Add operand.
4166 (consttable_end): New insn.
4168 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
4170 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
4171 * tree-if-conv.c (tree_if_conversion): Make public.
4172 * * tree-if-conv.h: New file.
4173 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
4174 dynamic alias checks for epilogues.
4175 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
4176 * tree-vect-loop.c: include tree-if-conv.h.
4177 (new_loop_vec_info): Add zeroing orig_loop_info field.
4178 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
4179 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
4180 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
4181 using passed argument.
4182 (vect_transform_loop): Check if created epilogue should be returned
4183 for further vectorization with less vf. If-convert epilogue if
4184 required. Print vectorization success for epilogue.
4185 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
4186 if it is required, pass loop_vinfo produced during vectorization of
4187 loop body to vect_analyze_loop.
4188 * tree-vectorizer.h (struct _loop_vec_info): Add new field
4190 (LOOP_VINFO_ORIG_LOOP_INFO): New.
4191 (LOOP_VINFO_EPILOGUE_P): New.
4192 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
4193 (vect_do_peeling): Change prototype to return epilogue.
4194 (vect_analyze_loop): Add argument of loop_vec_info type.
4195 (vect_transform_loop): Return created loop.
4197 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
4199 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
4200 component as used also if LR_REGNO is a live input to the bb.
4201 * df-scan.c (df_get_entry_block_def_set): Return immediately after
4202 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
4203 (df_get_exit_block_use_set): Ditto.
4204 * df.h (df_scan_flags): New enum.
4205 * shrink-wrap.c (try_shrink_wrapping_separate): Set
4206 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
4207 df_update_entry_block_defs and df_update_exit_block_uses
4208 at the start; clear the flag and call those functions at the end.
4210 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4211 Alan Hayward <alan.hayward@arm.com>
4212 David Sherwood <david.sherwood@arm.com>
4214 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
4215 nb_iterations to the number of latch iterations rather than the
4216 number of loop iterations.
4218 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4219 Alan Hayward <alan.hayward@arm.com>
4220 David Sherwood <david.sherwood@arm.com>
4222 * combine.c (maybe_swap_commutative_operands): New function.
4223 (combine_simplify_rtx): Use it.
4224 (change_zero_ext): Likewise.
4225 (make_compound_operation_int): New function, split out of...
4226 (make_compound_operation): ...here. Use
4227 maybe_swap_commutative_operands for both.
4229 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
4231 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
4232 (neon-vfpv3): New FPU, currently an alias for 'neon'.
4233 * arm/arm-tables.opt: Regenerated.
4234 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
4236 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
4237 and 'neon' are aliases for specific implementations.
4239 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4240 Alan Hayward <alan.hayward@arm.com>
4241 David Sherwood <david.sherwood@arm.com>
4243 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
4244 and use it in the final call to gen_rtx_fmt_ee.
4245 (expand_vec_cond_expr): Update accordingly.
4246 (expand_vec_cmp_expr): Likewise.
4248 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4249 Alan Hayward <alan.hayward@arm.com>
4250 David Sherwood <david.sherwood@arm.com>
4252 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
4254 2016-11-16 Richard Biener <rguenther@suse.de>
4257 * gimplify.c (gimplify_function_tree): Do not instrument
4258 GNU extern inline functions.
4260 2016-11-16 Martin Liska <mliska@suse.cz>
4263 * gimplify.c (gimplify_switch_expr): Always save previous
4264 gimplify_ctxp->live_switch_vars.
4266 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
4268 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
4269 zero_extract operations to allow a movb to occur.
4270 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
4271 * testsuite/gcc.target/arc/movb-2.c: Likewise.
4272 * testsuite/gcc.target/arc/movb-5.c: Likewise.
4273 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
4276 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4277 Alan Hayward <alan.hayward@arm.com>
4278 David Sherwood <david.sherwood@arm.com>
4280 * expr.c (emit_group_load_1): Tighten check for whether an
4281 access involves only one operand of a CONCAT. Use extract_bit_field
4282 for constants if the bit range does span the whole operand.
4284 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4285 Alan Hayward <alan.hayward@arm.com>
4286 David Sherwood <david.sherwood@arm.com>
4288 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
4290 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4291 Alan Hayward <alan.hayward@arm.com>
4292 David Sherwood <david.sherwood@arm.com>
4294 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
4295 all three iteration counts with an any_* test. Use a single update
4296 for each count. Fix the calculation of nb_iterations_estimate.
4298 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4300 * config/pdp11/pdp11.c: Include dbxout.h.
4302 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4304 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
4306 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4309 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
4310 proper ranges for an SBFX instruction.
4311 (extzv_t2): Likewise for UBFX.
4313 2016-11-16 Richard Biener <rguenther@suse.de>
4315 PR tree-optimization/78348
4316 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
4317 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
4318 (classify_partition): Set PKIND_MEMCPY if dependence analysis
4319 revealed no dependency, PKIND_MEMMOVE otherwise.
4321 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4324 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
4325 it points to non-NULL tree, use it instead of ubsan_create_data.
4326 (instrument_si_overflow): Handle vector signed integer overflow
4328 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
4329 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
4330 vector IFN_UBSAN_CHECK_*.
4331 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
4332 pass it through to ubsan_build_overflow_builtin.
4333 (expand_neg_overflow, expand_mul_overflow): Likewise.
4334 (expand_vector_ubsan_overflow): New function.
4335 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
4336 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
4337 (expand_arith_overflow): Adjust expand_*_overflow callers.
4339 2016-11-16 Matthias Klose <doko@ubuntu.com>
4341 * doc/install.texi: Remove references to java/libjava.
4343 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
4345 * tree-ssa-coalesce.c (register_default_def): Remove
4346 register_ssa_partition.
4347 (create_outofssa_var_map): Likewise.
4348 * tree-ssa-live.c (register_ssa_partition_check): Remove.
4349 * tree-ssa-live.h (register_ssa_partition): Likewise.
4351 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
4353 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
4354 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
4355 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
4356 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
4357 rtx when all sub-rtx are also permanent.
4358 (attr_eq): Simplify.
4359 (attr_copy_rtx): Remove.
4360 (make_canonical, get_attr_value): Use attr_equal_p.
4361 (copy_boolean): Rehash NOT.
4362 (simplify_test_exp_in_temp,
4363 optimize_attrs): Remove call to attr_copy_rtx.
4364 (attr_alt_intersection, attr_alt_union,
4365 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
4366 (make_automaton_attrs): Use attr_eq.
4368 2016-11-15 Matthias Klose <doko@ubuntu.com>
4370 * doc/install.texi: Remove references to java/libjava.
4371 * doc/sourcebuild.texi: Likewise.
4372 * doc/invoke.texi: Likewise.
4373 * doc/standards.texi: Likewise.
4375 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4376 Alan Hayward <alan.hayward@arm.com>
4377 David Sherwood <david.sherwood@arm.com>
4379 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
4381 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4382 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4383 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4384 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4385 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4386 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4387 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4389 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4390 Alan Hayward <alan.hayward@arm.com>
4391 David Sherwood <david.sherwood@arm.com>
4393 * dce.c (check_argument_store): Pass the size instead of
4394 the memory reference.
4395 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
4397 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4398 Alan Hayward <alan.hayward@arm.com>
4399 David Sherwood <david.sherwood@arm.com>
4401 * alias.c (canon_rtx): Use simplify_gen_binary.
4403 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4404 Alan Hayward <alan.hayward@arm.com>
4405 David Sherwood <david.sherwood@arm.com>
4407 * rtl.h (load_extend_op): Declare.
4408 * rtlanal.c (load_extend_op): New function.
4409 (nonzero_bits1): Use it.
4410 (num_sign_bit_copies1): Likewise.
4411 * cse.c (cse_insn): Likewise.
4412 * fold-const.c (fold_single_bit_test): Likewise.
4413 (fold_unary_loc): Likewise.
4414 * fwprop.c (free_load_extend): Likewise.
4415 * postreload.c (reload_cse_simplify_set): Likewise.
4416 (reload_cse_simplify_operands): Likewise.
4417 * combine.c (try_combine): Likewise.
4418 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
4419 subreg_lowpart_p checks.
4421 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4422 Alan Hayward <alan.hayward@arm.com>
4423 David Sherwood <david.sherwood@arm.com>
4425 * combine.c (simplify_shift_const_1): Use the number of bits
4426 in the inner mode to determine the range of the shift.
4427 When handling shifts of vectors, skip any rules that apply
4430 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4431 Alan Hayward <alan.hayward@arm.com>
4432 David Sherwood <david.sherwood@arm.com>
4434 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
4437 2016-11-15 Matthias Klose <doko@ubuntu.com>
4439 * doc/install.texi: Remove references to gcj/libjava.
4440 * doc/invoke.texi: Likewise.
4442 2016-11-15 Jeff Law <law@redhat.com>
4444 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
4445 parameter. Callers changed.
4446 (check-subpath_and_update_thread_path): Extracted from
4447 fsm_find_control_statement_thread_paths.
4448 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
4449 (handle_phi, handle_assignment): Allow any constant node, not
4452 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
4454 * config/arc/arc-arch.h: New file.
4455 * config/arc/arc-arches.def: Likewise.
4456 * config/arc/arc-cpus.def: Likewise.
4457 * config/arc/arc-options.def: Likewise.
4458 * config/arc/t-multilib: Likewise.
4459 * config/arc/genmultilib.awk: Likewise.
4460 * config/arc/genoptions.awk: Likewise.
4461 * config/arc/arc-tables.opt: Likewise.
4462 * config/arc/driver-arc.c: Likewise.
4463 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
4464 * common/config/arc/arc-common.c (arc_handle_option): Trace
4466 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
4467 options; check for supported cpu against arc-cpus.def file.
4468 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
4469 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
4470 * config/arc/arc-c.def: Add emacs local variables.
4471 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
4472 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
4473 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
4474 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
4475 (DEFAULT_arc_fpu_build): Define.
4476 (DEFAULT_arc_mpy_option): Define.
4477 * config/arc/arc-protos.h (arc_init): Delete.
4478 * config/arc/arc.c (arc_cpu_name): New variable.
4479 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
4480 (arc_arc700, arc_arc600, arc_arc601): New variable.
4481 (arc_init): Add static; remove selection of default tune value,
4482 cleanup obsolete error messages.
4483 (arc_override_options): Make use of .def files for selecting the
4484 right cpu and option configurations.
4485 * config/arc/arc.h (stdbool.h): Include.
4486 (TARGET_CPU_DEFAULT): Define.
4487 (CPP_SPEC): Remove mcpu=NPS400 handling.
4488 (arc_cpu_to_as): Declare.
4489 (EXTRA_SPEC_FUNCTIONS): Define.
4490 (OPTION_DEFAULT_SPECS): Likewise.
4491 (ASM_DEFAULT): Remove.
4492 (ASM_SPEC): Use arc_cpu_to_as.
4493 (DRIVER_SELF_SPECS): Remove deprecated options.
4494 (arc_base_cpu): Declare.
4495 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
4496 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
4498 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
4499 * config/arc/arc.md (attr_cpu): Remove.
4500 * config/arc/arc.opt (mno-mpy): Deprecate.
4501 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
4502 (mcpu=ARCHS): Remove.
4503 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
4505 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
4506 (arc_fpu): Use new defines.
4507 (mpy-option): Change to use numeric or string like inputs.
4508 * config/arc/t-arc (driver-arc.o): New target.
4509 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
4510 * config/arc/t-arc-newlib: Delete.
4511 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
4512 * doc/invoke.texi (ARC): Update arc options.
4514 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
4516 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
4517 insn at the beginning of the constant pool.
4518 (mips_insert_insn_pseudos): New function.
4519 (mips_machine_reorg2): Call it.
4520 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
4521 UNSPEC_INSN_PSEUDO enum values.
4522 (insn_pseudo, consttable): New insns.
4524 2016-11-15 Michael Matz <matz@suse.de>
4526 PR missed-optimization/77881
4527 * combine.c (simplify_comparison): Remove useless subregs
4528 also inside the loop, not just after it.
4529 (make_compound_operation): Recognize some subregs as being
4532 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4533 Alan Hayward <alan.hayward@arm.com>
4534 David Sherwood <david.sherwood@arm.com>
4536 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
4539 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4541 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
4542 for using xxinsertw and vinsert{b,h} on ISA 3.0.
4544 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
4545 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
4546 vinsert{b,h} on ISA 3.0.
4548 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
4550 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
4551 and cmpnop in two steps: first the ones not accessed in original gimple
4552 expression in a endian independent way and then the ones not accessed
4553 in the final result in an endian-specific way.
4554 (bswap_replace): Stop doing big endian adjustment.
4556 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
4558 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
4559 (*ashl<mode>3_doubleword): Ditto.
4561 2016-11-14 Martin Liska <mliska@suse.cz>
4563 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
4565 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
4566 Richard Biener <rguenther@suse.de>
4568 * doc/invoke.texi (fgimple): Document.
4569 * dumpfile.h (TDF_GIMPLE): Add.
4570 * dumpfile.c (dump_options): Add gimple.
4571 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
4573 (dump_gimple_label): Likewise.
4574 (dump_gimple_phi): Likewise.
4575 (dump_gimple_bb_header): Likewise.
4576 (dump_phi_nodes): Likewise.
4577 (pp_cfg_jump): Likewise. Pass in dump flags.
4578 (dump_implicit_edges): Adjust.
4579 * passes.c (pass_init_dump_file): Do not dump function header
4581 * tree-cfg.c (dump_function_to_file): Dump function return type
4582 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
4584 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
4585 (dump_generic_node): Likewise.
4586 * function.h (struct function): Add pass_startwith member.
4587 * passes.c (execute_one_pass): Implement startwith.
4588 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
4589 and assign proper version for parsed ssa names.
4590 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
4591 * internal-fn.c (expand_PHI): New function.
4592 * internal-fn.h (expand_PHI): Declared here.
4593 * internal-fn.def: New defination for PHI.
4594 * tree-cfg.c (lower_phi_internal_fn): New function.
4595 (build_gimple_cfg): Call it.
4596 (verify_gimple_call): Condition for passing label as arg in internal
4598 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
4599 present PHIs with arguments.
4601 2016-11-14 Martin Liska <mliska@suse.cz>
4604 * common.opt: Add prefer-atomic as a new enum value for
4606 * coretypes.h: Likewise.
4607 * doc/invoke.texi: Document the new option value.
4608 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
4609 * tree-profile.c (tree_profiling): Select default value
4610 of -fprofile-update when 'prefer-atomic' is selected.
4612 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4614 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
4615 (cortex_a57_alu_shift): ...here.
4617 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4619 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
4621 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4622 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4623 (<optab>si3_insn_uxtw): Likewise.
4624 (<optab><mode>3_insn): Likewise.
4625 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
4626 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
4627 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
4628 (<optab><mode>): Likewise.
4629 (insv<mode>): Likewise.
4630 (andim_ashift<mode>_bfiz): Likewise.
4631 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
4632 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
4633 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
4634 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
4635 (exynos_m1_alu_p): Likewise.
4636 * config/arm/types.md: Add bfx.
4637 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
4639 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4641 * config/aarch64/aarch64.c (cortexa57_vector_cost):
4642 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
4644 2016-11-14 Richard Biener <rguenther@suse.de>
4646 PR tree-optimization/78312
4647 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
4648 flow-sensitive info.
4650 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
4653 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
4654 * config/avr/avr.opt (-mabsdata): New option.
4655 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
4656 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
4657 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
4658 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
4659 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
4660 spec depending on AVR_ISA_LDS.
4661 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
4663 2016-11-13 Jakub Jelinek <jakub@redhat.com>
4665 * match.pd: Don't try to compare addresses of variables with
4668 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
4670 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
4671 (propagate_vr_accross_jump_function): Handle unary expressions.
4672 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4673 (load_from_param_1): New.
4674 (load_from_unmodified_param): Factor common part into load_from_param_1.
4675 (load_from_param): New.
4676 (compute_complex_assign_jump_func): Handle unary expressions.
4677 (update_jump_functions_after_inlining): Likewise.
4678 (ipa_write_jump_function): Likewise.
4679 (ipa_read_jump_function): Likewise.
4681 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4684 * doc/invoke.texi: Document Wrestrict.
4685 * pretty-print.c (pp_format): Add case for "Z" specifier.
4686 (test_pp_format): Test "Z" specifier.
4688 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
4690 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
4691 original function needs a static chain.
4693 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
4696 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
4699 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
4702 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
4703 return early if !optional_tbtab.
4705 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
4707 PR rtl-optimization/59461
4708 * doc/rtl.texi (paradoxical subregs): Add missing word.
4709 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
4710 in modes with precision larger than that of last_set_mode.
4711 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
4712 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
4713 REGs to paradoxical SUBREGs.
4714 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
4715 larger than a word before invoking LOAD_EXTEND_OP on it.
4717 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4720 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
4721 element order for little endian ordering.
4723 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
4724 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
4727 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
4730 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
4731 when calculating operand 2.
4732 (rotate to rotatex zext splitter): Ditto.
4734 2016-11-11 Jeff Law <law@redhat.com>
4736 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
4738 (stmt_uses_name_in_undefined_way): New function, extracted from
4739 find_implicit_erroneous_behavior and extended for div/mod case.
4740 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
4741 find_explicit_erroneous_behavior and extended for div/mod case.
4742 (find_implicit_erroneous_behavior): Use new helper function.
4743 (find_explicit_erroneous_behavior): Use new helper function.
4745 2016-11-11 Richard Biener <rguenther@suse.de>
4747 PR tree-optimization/71575
4748 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
4751 2016-11-11 Richard Biener <rguenther@suse.de>
4754 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4755 about uninitialized destination arg of BIT_INSERT_EXPR.
4757 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
4760 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
4761 terminology. Expand to remove ambiguity.
4763 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4765 PR rtl-optimization/78232
4766 * combine.c (try_combine): Add a big comment about why reusing i2dest
4768 (change_zero_ext): Do not call simplify_gen_binary, do the
4769 simplifications manually.
4771 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
4773 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
4774 enable HImode and QImode to go in vector registers by default if
4775 the -mvsx-small-integer option is enabled.
4776 (rs6000_secondary_reload_simple_move): Likewise.
4777 (rs6000_preferred_reload_class): Don't force integer constants to
4778 be loaded into vector registers that we can easily make into
4779 memory (or being created in the GPRs and moved over with direct move).
4780 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
4781 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
4782 vector extraction on ISA 3.0 when the scalar integer can be
4783 allocated in vector registers. Generate the VEC_SELECT directy,
4784 and don't use UNSPEC's to avoid having the scalar type in a vector
4785 register. Make the expander target registers, and let the
4786 combiner fold in results storing to memory, if the machine
4788 (vsx_extract_<mode>_di): Likewise.
4789 (vsx_extract_<mode>_p9): Likewise.
4790 (vsx_extract_<mode>_di_p9): Likewise.
4791 (vsx_extract_<mode>_store_p9): Likewise.
4792 (vsx_extract_si): Likewise.
4793 (vsx_extract_<mode>_p8): Likewise.
4794 (p9_lxsi<wd>zx): Delete, no longer used.
4795 (p9_stxsi<wd>x): Likewise.
4796 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
4797 integers in vector registers for ISA 3.0.
4798 (QHI): Update comment.
4799 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
4800 vector extract instructions in sign/zero extend.
4801 (zero_extendhi<mode>): Likewise.
4802 (extendqi<mode>): Likewise.
4803 (extendhi<mode>2): Likewise.
4804 (HImode splitter for load/sign extend in vector register): Likewise.
4805 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
4806 optimizing floating point conversions to/from small data types and
4807 rewrite it to support QImode/HImode being allowed in vector
4808 registers on ISA 3.0.
4809 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4810 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
4811 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4812 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
4813 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4814 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
4815 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4816 VSPLITISW on ISA 2.07.
4817 (movhi_internal): Combine movhi_internal and movqi_internal into
4818 one mov<mode>_internal with an iterator. Add support for QImode
4819 and HImode being allowed in vector registers. Make large number
4820 of attributes and constraints easier to read.
4821 (movqi_internal): Likewise.
4822 (mov<mode>_internal): Likewise.
4823 (movdi_internal64): Fix constraint to allow loading -16..15 with
4824 VSPLITISW on ISA 2.07.
4825 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
4828 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
4830 PR rtl-optimization/78241
4831 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
4832 but emit initial peel copy if niter expr is not reliable.
4834 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4836 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
4837 (maybe_record_trace_start): If the CFI is different on the new and
4838 old paths, print out both to the dump file before ICEing.
4840 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
4842 * target.def (additional_allocno_class_p): New.
4843 * hooks.h (hook_bool_reg_class_t_false): New prototype.
4844 * hooks.c (hook_bool_reg_class_t_false): New.
4845 * ira.c (setup_allocno_and_important_classes): Use the new hook.
4846 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
4847 * doc/tm.texi: Update.
4849 2016-11-10 Jason Merrill <jason@redhat.com>
4851 * gengtype.c (new_structure): Append to structures list.
4852 (find_structure): Likewise.
4854 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
4856 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
4857 this_dir is 2. Check for this_dir non-zero before dir != this_dir
4860 2016-11-10 Jakub Jelinek <jakub@redhat.com>
4862 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
4863 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
4865 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
4866 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
4867 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
4868 teams distribute parallel for simd even to distribute and teams
4869 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
4870 OMP_CLAUSE_DEPEND_SINK case.
4871 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
4872 (omp_no_lastprivate): Removed.
4873 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
4874 (gimplify_omp_for): Likewise.
4875 (computable_teams_clause): Fail for automatic vars from current
4876 function not yet seen in bind expr.
4877 * langhooks.c (lhd_omp_scalar_p): New function.
4878 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
4879 * varpool.c (varpool_node::get_create): Set node->offloading
4880 even for DECL_EXTERNAL decls.
4881 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
4882 (LANG_HOOKS_OMP_SCALAR_P): Define.
4883 (LANG_HOOKS_DECLS): Use it.
4885 2016-11-10 Martin Liska <mliska@suse.cz>
4888 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
4889 only when SWITCH_BODY is a BIND_EXPR.
4891 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
4894 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
4895 on the context only when it has no DIE yet.
4897 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
4899 * arm.h (target_cpus): Delete.
4900 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
4901 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
4902 (all_architectures): Likewise.
4903 (arm_option_override): Adjust use of CPU enums.
4904 (arm_sched_reorder): Likewise.
4905 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
4906 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
4907 * arm/genopt.sh (processor_type): Prefix enumeration entries with
4909 * arm-tables.opt: Regenerated.
4911 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
4913 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
4915 * config/aarch64/aarch64-tune.md: Regenerated.
4916 * config/arm/arm-cores.def (falkor): New core.
4917 * config/arm/arm-tables.opt: Regenerated.
4918 * config/arm/arm-tune.md: Regenerated.
4919 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
4920 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
4921 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
4922 (ARM Options/-mtune): Likewise.
4924 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
4927 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4929 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4930 (propagate_vr_accross_jump_function): Likewise.
4931 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4932 (load_from_param_1): New.
4933 (load_from_unmodified_param): Factor common part into load_from_param_1.
4934 (load_from_param): New.
4935 (compute_complex_assign_jump_func): Handle unary expressions.
4936 (ipa_write_jump_function): Likewise.
4937 (ipa_read_jump_function): Likewise.
4939 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
4941 * simplify-rtx.c (simplify_binary_operation_1): Simplify
4942 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
4943 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
4946 2016-11-09 David Malcolm <dmalcolm@redhat.com>
4948 * print-rtl-function.c: Include varasm.h.
4949 (print_any_param_name): New function.
4950 (print_param): New function.
4951 (print_rtx_function): Call print_param for each argument.
4952 * print-rtl.c (rtx_writer::finish_directive): New function.
4953 * print-rtl.h (rtx_writer::finish_directive): New decl.
4955 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
4958 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
4959 operand 0 as earlyclobber.
4960 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
4962 2016-11-09 Martin Liska <mliska@suse.cz>
4964 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
4966 2016-11-09 Jakub Jelinek <jakub@redhat.com>
4969 * builtins.c (expand_builtin_memcmp): Formatting fix.
4971 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
4972 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
4973 or of them, renumber other enumerators.
4974 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
4975 * doc/invoke.texi: Document -fsanitize=shift-base and
4976 -fsanitize-shift-exponent, document -fsanitize=shift as
4977 having those 2 suboptions.
4979 2016-11-09 Richard Biener <rguenther@suse.de>
4981 * fold-const.c (tree_swap_operands_p): Remove unused arg.
4982 * fold-const.c (tree_swap_operands_p): Likewise.
4983 (fold_binary_loc): Adjust.
4984 (fold_ternary_loc): Likewise.
4985 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
4986 * gimple-fold.c (fold_stmt_1): Likewise.
4987 * gimple-match-head.c (gimple_resimplify2): Likewise.
4988 (gimple_resimplify3): Likewise.
4989 (gimple_simplify): Likewise.
4990 * tree-ssa-dom.c (record_equality): Likewise.
4991 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
4992 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4993 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
4995 2016-11-09 Richard Biener <rguenther@suse.de>
4997 * tree-ssa-dom.c (canonicalize_comparison): Remove.
4998 (optimize_stmt): Remove redundant pre-propagation canonicalization
4999 of comparison operand order.
5001 2016-11-09 Martin Liska <mliska@suse.cz>
5003 * fold-const-call.c (fold_const_call): Fix the folding.
5005 2016-11-09 Richard Biener <rguenther@suse.de>
5007 * common.opt (flag_evaluation_order): Remove.
5008 * expr.c (expand_operands): Remove code guarded by
5009 flag_evaluation_order.
5010 * fold-const.c (reorder_operands_p): Remove, it always returns
5012 (negate_expr_p): Remove calls to reorder_operands_p.
5013 (fold_negate_expr): Likewise.
5014 (tree_swap_operands_p): Likewise.
5015 (fold_binary_loc): Likewise.
5017 2016-11-09 Andreas Schwab <schwab@suse.de>
5020 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
5021 insns operating on a register.
5023 2016-11-09 Richard Biener <rguenther@suse.de>
5025 PR tree-optimization/78007
5026 * tree-vect-stmts.c (vectorizable_bswap): New function.
5027 (vectorizable_call): Call vectorizable_bswap for
5028 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
5030 2016-11-09 Richard Biener <rguenther@suse.de>
5032 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
5033 Look at the DR_BASE_ADDRESS object for forcing alignment.
5035 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
5037 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
5038 (propagate_vr_accross_jump_function): Likewise.
5039 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
5040 (load_from_param_1): New.
5041 (load_from_unmodified_param): Factor common part into load_from_param_1.
5042 (load_from_param): New.
5043 (compute_complex_assign_jump_func): Handle unary expressions.
5044 (ipa_write_jump_function): Likewise.
5045 (ipa_read_jump_function): Likewise.
5047 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
5050 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
5051 Also fold constant passed as argument while computing value range.
5052 (propagate_constants_accross_call): Pass param type.
5053 * ipa-prop.c: export ipa_get_callee_param_type.
5054 * ipa-prop.h: export ipa_get_callee_param_type.
5056 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
5058 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
5059 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
5061 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
5063 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
5064 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
5065 ASAN_STACK_MAGIC_MIDDLE.
5066 (asan_global_struct): Increase the size of fields.
5067 (asan_add_global): Add new field constructor.
5068 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
5069 __asan_version_mismatch_check_v8.
5071 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
5073 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
5076 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
5079 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
5080 Handle ASHIFT and LSHIFTRT.
5081 (dimode_scalar_chain::compute_convert_gain): Ditto.
5082 (dimode_scalar_chain::convert_insn): Ditto.
5084 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5086 * gimple-ssa-store-merging.c: Include selftest.h
5087 (verify_array_eq): New function.
5088 (verify_shift_bytes_in_array): Likewise.
5089 (verify_shift_bytes_in_array_right): Likewise.
5090 (verify_clear_bit_region): Likewise.
5091 (verify_clear_bit_region_be): Likewise.
5092 (store_merging_c_tests): Likewise.
5093 * selftest.h (store_merging_c_tests): Declare prototype.
5094 * selftest-run-tests.c (selftest::run_tests): Run
5095 store_merging_c_tests.
5097 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5099 * config/arm/arm.opt (mold-rtx-costs): Delete.
5100 (mnew-generic-costs): Delete.
5101 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
5102 * config/arm/arm.c (arm_rtx_costs_1): Delete.
5103 (arm_size_rtx_costs): Likewise.
5104 (arm_slowmul_rtx_costs): Likewise.
5105 (arm_fastmul_rtx_costs): Likewise.
5106 (arm_xscale_rtx_costs): Likewise.
5107 (arm_9e_rtx_costs): Likewise.
5108 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
5109 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
5110 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
5111 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
5112 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
5113 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
5114 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
5115 arm_cortex_m7_tune):
5116 Delete rtx_costs field.
5117 (arm_new_rtx_costs): Rename to...
5118 (arm_rtx_costs_internal): ... This.
5119 (arm_rtx_costs): Remove old way of doing rtx costs.
5121 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5123 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
5124 (arm_fastmul_tune): Likewise.
5125 (arm_strongarm_tune): Likewise.
5126 (arm_xscale_tune): Likewise.
5127 (arm_9e_tune): Likewise.
5128 (arm_marvell_pj4_tune): Likewise.
5129 (arm_v6t2_tune): Likewise.
5130 (arm_v6m_tune): Likewise.
5131 (arm_fa726te_tune): Likewise.
5133 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5135 PR tree-optimization/78234
5136 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
5139 2016-11-08 Martin Liska <mliska@suse.cz>
5142 * dbgcnt.def: Add new debug counter asan_use_after_scope.
5143 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
5144 with a value expr. Do not add artificial variables to
5145 live_switch_vars. Use the debug counter.
5146 (gimplify_target_expr): Use the debug counter.
5147 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
5148 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
5149 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
5151 2016-11-08 Richard Biener <rguenther@suse.de>
5153 * tree-vect-stmts.c (get_group_load_store_type): If the
5154 access is aligned do not trigger peeling for gaps.
5155 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
5156 force alignment of vars with DECL_USER_ALIGN.
5158 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
5160 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
5162 2016-11-08 Richard Biener <rguenther@suse.de>
5164 PR tree-optimization/78205
5165 * tree-vect-stmts.c (vectorizable_load): Move check whether
5166 we may run into gaps when BB vectorizing SLP permutations ...
5167 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
5168 here where we can do a more precise check.
5170 2016-11-08 Richard Biener <rguenther@suse.de>
5172 PR tree-optimization/78224
5173 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5174 Split the fallthru edge in case its successor may have PHIs.
5175 Do not free dominance info.
5177 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5180 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
5181 EH info even for bzhi and pdep/pext.
5183 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
5185 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
5186 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
5188 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
5190 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
5192 * config/rs6000/vector.md (div<mode>3): Ditto.
5194 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
5196 * configure.ac (.hidden): Change to conftest_s string. Provide string
5198 (gcc_cv_ld_hidden): Yes for AIX.
5199 * configure: Regenerate.
5201 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
5203 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
5204 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
5205 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
5206 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
5207 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5208 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
5210 (rs6000_xcoff_visibility): New.
5211 (rs6000_xcoff_declare_function_name): Add visibility support.
5212 (rs6000_xcoff_asm_globalize_decl_name): New.
5213 (rs6000_xcoff_asm_output_aligned_decl_common): New.
5214 (rs6000_asm_weaken_decl): New.
5215 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
5216 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
5219 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
5222 * incpath.c (remove_dup): Also silently ignore EPERM.
5224 2016-11-07 Martin Jambor <mjambor@suse.cz>
5226 * tree.c (verify_type_variant): Use pointer comparison to check that
5227 TYPE_SIZE_UNIT match.
5229 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5232 * dse.c (dse_step5): Call scan_reads even if just
5233 insn_info->frame_read. Improve and fix dump file messages.
5236 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
5237 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
5239 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5242 * match.pd: Add following two patterns:
5243 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
5244 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
5246 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
5248 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
5249 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
5250 * rtl.h (duplicate_reg_notes): Declare.
5251 * rtlanal.c (duplicate_reg_note): New function.
5253 PR rtl-optimization/77309
5254 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
5255 don't assume an equality comparison for plain COMPARE.
5256 (simplify_comparison): Pass a more accurate code to
5257 make_compound_operation.
5259 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
5261 * target.def (compute_pressure_classes): New target hook.
5262 * doc/tm.texi.in: Document it.
5263 * doc/tm.texi: Regenerate.
5264 * ira.c (setup_pressure_classes): Call target hook if defined.
5266 2016-11-07 David Malcolm <dmalcolm@redhat.com>
5268 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
5270 (rtx_writer::print_rtx): In compact mode, omit trailing operands
5271 that have the default values.
5272 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
5274 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
5275 label string from expected dump.
5276 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
5279 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5282 * alias.c (nonoverlapping_memrefs_p): If one decl is
5283 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
5285 2016-11-07 Richard Biener <rguenther@suse.de>
5288 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
5291 2016-11-07 Richard Biener <rguenther@suse.de>
5293 PR tree-optimization/78218
5294 * gimple-ssa-store-merging.c
5295 (pass_store_merging::terminate_all_aliasing_chains):
5296 Drop unused argument, fix alias check to also consider uses.
5297 (pass_store_merging::execute): Adjust.
5299 2016-11-07 Richard Biener <rguenther@suse.de>
5301 PR tree-optimization/78228
5302 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
5305 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5308 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
5309 aarch64_simd_shift_imm_<mode> predicate for operand 1.
5310 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
5311 to restrict them to an appropriate range and add FAIL check if the
5312 region they specify is out of range. Delete useless constraint
5314 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
5315 2 and 3 to restrict their range and add pattern predicate.
5317 2016-11-07 Martin Liska <mliska@suse.cz>
5319 * asan.c (enum asan_check_flags): Move the enum to header file.
5320 (asan_init_shadow_ptr_types): Make type creation more generic.
5321 (shadow_mem_size): New function.
5322 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
5323 Rewritten stack unpoisoning code.
5324 (build_shadow_mem_access): Add new argument return_address.
5325 (instrument_derefs): Instrument local variables if use after scope
5326 sanitization is enabled.
5327 (asan_store_shadow_bytes): New function.
5328 (asan_expand_mark_ifn): Likewise.
5329 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
5330 * asan.h (enum asan_mark_flags): Moved here from asan.c
5331 (asan_protect_stack_decl): Protect all declaration that need
5333 (asan_sanitize_use_after_scope): New function.
5334 (asan_no_sanitize_address_p): Likewise.
5335 * cfgexpand.c (partition_stack_vars): Consider
5336 asan_sanitize_use_after_scope in condition.
5337 (expand_stack_vars): Likewise.
5338 * common.opt (-fsanitize-address-use-after-scope): New option.
5339 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5340 Explain the parameter.
5341 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
5342 * gimplify.c (build_asan_poison_call_expr): New function.
5343 (asan_poison_variable): Likewise.
5344 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
5345 variables that have address taken.
5346 (gimplify_decl_expr): Likewise.
5347 (gimplify_target_expr): Likewise for C++ temporaries.
5348 (sort_by_decl_uid): New function.
5349 (gimplify_expr): Unpoison all variables for a label we can jump
5350 from outside of a scope.
5351 (gimplify_switch_expr): Unpoison variables defined in the switch
5353 (gimplify_function_tree): Clear asan_poisoned_variables.
5354 (asan_poison_variables): New function.
5355 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
5356 * internal-fn.c (expand_ASAN_MARK): New function.
5357 * internal-fn.def (ASAN_MARK): Declare.
5358 * opts.c (finish_options): Handle -fstack-reuse if
5359 -fsanitize-address-use-after-scope is enabled.
5360 (common_handle_option): Enable address sanitization if
5361 -fsanitize-address-use-after-scope is enabled.
5362 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
5364 * params.h: Likewise.
5365 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
5366 * sanitizer.def: Define __asan_poison_stack_memory and
5367 __asan_unpoison_stack_memory functions.
5368 * asan.c (asan_mark_poison_p): New function.
5369 (transform_statements): Handle asan_mark_poison_p calls.
5370 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
5372 2016-11-07 Tamar Christina <tamar.christina@arm.com>
5375 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
5377 2016-11-07 Martin Liska <mliska@suse.cz>
5379 * tree-profile.c (gimple_gen_time_profiler): Set proper type
5380 to time_profiler_counter_ptr.
5382 2016-11-07 Richard Biener <rguenther@suse.de>
5384 PR tree-optimization/37150
5385 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
5387 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
5388 (vect_analyze_slp_cost_1): Account for the real number of
5389 permutations emitted and for dead loads.
5390 (vect_transform_slp_perm_load): Add n_perms parameter counting
5391 the number of emitted permutations.
5392 * tree-vect-stmts.c (vectorizable_load): Adjust.
5394 2016-11-07 Richard Biener <rguenther@suse.de>
5396 PR tree-optimization/78189
5397 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
5398 alignment computation.
5400 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
5402 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
5404 2016-11-05 Martin Sebor <msebor@redhat.com>
5406 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
5409 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
5413 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
5415 2016-11-04 Jakub Jelinek <jakub@redhat.com>
5418 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
5419 doesn't have rtl set.
5421 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5423 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
5424 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
5425 rs6000_gimple_fold_builtin.
5426 (rs6000_gimple_fold_builtin): New function. Add handling for
5427 early expansion of vector addition builtins.
5429 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
5431 * expr.h (copy_blkmode_from_reg): Delete.
5432 * expr.c (copy_blkmode_from_reg): Make static.
5434 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
5436 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
5437 * combine.c (LOAD_EXTEND_OP): Delete.
5438 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
5439 * cse.c (LOAD_EXTEND_OP): Delete.
5440 * fold-const.c (LOAD_EXTEND_OP): Likewise.
5441 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
5442 * postreload.c (LOAD_EXTEND_OP): Delete.
5443 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
5444 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
5445 (find_reloads): Likewise.
5446 * reload1.c (eliminate_regs_1): Likewise.
5447 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
5448 (num_sign_bit_copies1): Likewise.
5450 2016-11-04 David Malcolm <dmalcolm@redhat.com>
5452 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
5453 (selftest::ix86_test_dumping_hard_regs): New function.
5454 (selftest::ix86_run_selftests): New function.
5455 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
5456 selftest::ix86_run_selftests.
5457 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
5458 * doc/tm.texi: Regenerate
5459 * selftest-rtl.h: New file.
5460 * rtl-tests.c: Include "selftest-rtl.h".
5461 (selftest::assert_rtl_dump_eq): Make non-static.
5462 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
5463 (selftest::test_dumping_regs): Update comment.
5464 * selftest-run-tests.c: Include "target.h".
5465 (selftest::run_tests): If non-NULL, call
5466 targetm.run_target_selftests.
5467 * target.def (run_target_selftests): New hook.
5469 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5471 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
5472 representative core for this architecture.
5473 * config/arm/arm-cores.def (cortex-m33): Define new processor.
5474 * config/arm/arm-tables.opt: Regenerate.
5475 * config/arm/arm-tune.md: Likewise.
5476 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
5477 valid -mcpu options.
5478 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
5480 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5482 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
5483 representative core for this architecture.
5484 * config/arm/arm-cores.def (cortex-m23): Define new processor.
5485 * config/arm/arm-tables.opt: Regenerate.
5486 * config/arm/arm-tune.md: Likewise.
5487 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
5488 this tuning parameters apply to in the comment.
5489 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
5490 valid -mcpu options.
5491 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
5493 2016-11-04 Bin Cheng <bin.cheng@arm.com>
5495 * fold-const.c (fold_cond_expr_with_comparison): Remove call
5496 to pedantic_non_lvalue_loc. Remove useless code for lvalue
5497 where cond_expr can't be a lvalue.
5499 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
5501 * config/arc/arc.c (arc_process_double_reg_moves): Use
5503 * config/arc/arc.md (movsi_insn): Disable unsupported move
5504 instructions for ARCv2 cores.
5505 (movdi): Use prepare_move_operands.
5506 (movsf, movdf): Use move_dest_operand predicate.
5507 * config/arc/constraints.md (Chs): Enable when barrel shifter is
5509 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
5510 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
5512 (dexcl_3op_peep2_insn_nores): Likewise.
5513 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
5514 (LINK_COMMAND_SPEC): Remove.
5516 2016-11-04 Richard Biener <rguenther@suse.de>
5519 * loop-invariant.c (find_exits): Record entering inner
5520 loops as possibly exiting to handle infinite sub-loops.
5521 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
5522 (fill_always_executed_in_1): Honor infinite child loops.
5524 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5527 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
5528 has already been adjusted for endianness, so don't adjust it any
5532 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
5533 ICmode unless we have standard PowerPC floating point.
5534 * config/rs6000/rs6000.md (FP iterator): Likewise.
5535 (FMOVE128 iterator): Likewise.
5537 2016-11-03 Jakub Jelinek <jakub@redhat.com>
5538 Alexandre Oliva <aoliva@redhat.com>
5539 Jason Merrill <jason@redhat.com>
5543 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
5545 * langhooks.c (lhd_type_dwarf_attribute): New function.
5546 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
5547 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
5548 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
5549 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
5550 (check_qualified_type, check_aligned_type): Call it.
5551 * dwarf2out.c (modified_type_die): Don't use type_main_variant
5552 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
5553 check_base_type and check_lang_type.
5554 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
5555 return early. For pointer-to-data-member add DW_AT_use_location
5557 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
5559 (gen_type_die_with_usage): Don't use type_main_variant
5560 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
5561 check_base_type and check_lang_type. Formatting fixes. Call
5562 get_debug_type langhook.
5564 2016-11-03 Jason Merrill <jason@redhat.com>
5566 * tree.c (check_lang_type): New.
5567 (check_qualified_type): Use it.
5568 (check_aligned_type): Use it.
5569 * tree.h: Declare it.
5571 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
5573 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
5574 (arm*-freebsd*): Likewise.
5575 (arm*-*-netbsdelf*): Likewise.
5576 (arm*-*-linux*): Likewise.
5577 (arm*-*-uclinux*eabi*): Likewise.
5578 (arm*-*-phoenix*): Likewise.
5579 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
5580 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
5581 specified. Default to arm6 if target_cpu_cname is not set.
5582 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
5583 default cpu has been correctly configured.
5584 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
5585 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
5586 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
5587 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
5588 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
5589 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
5590 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
5592 2016-11-03 Jiong Wang <jiong.wang@arm.com>
5594 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
5595 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
5596 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
5597 (output_cfa_loc): Support DW_CFA_val_expression.
5598 (output_cfa_loc_raw): Likewise.
5599 (output_cfi): Likewise.
5600 (output_cfi_directive): Likewise.
5601 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
5602 (dw_cfi_oprnd2_desc): Likewise.
5603 (mem_loc_descriptor): Recognize new pattern generated for value
5606 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
5608 PR rtl-optimization/78186
5609 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
5610 well, when converting to IOR.
5612 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
5614 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
5615 (vec_interleave_highv8qi): Likewise.
5617 2016-11-03 Martin Liska <mliska@suse.cz>
5619 * profile.c (instrument_values): Fix coding style.
5620 (branch_prob): Use renamed function.
5621 * tree-profile.c (init_ic_make_global_vars): Likewise.
5622 (gimple_init_edge_profiler): Rename to
5623 gimple_init_gcov_profiler.
5624 tree_time_profiler_counter variable declaration.
5625 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
5627 * value-prof.h: Remove an argument.
5629 2016-11-03 Richard Biener <rguenther@suse.de>
5631 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
5632 symtab_node::get_create.
5634 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5636 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
5637 Move comments into more natural position.
5639 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
5641 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
5642 (PTRDIFF_TYPE): Define as int.
5644 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5646 * ccmp.c (expand_ccmp_expr_1): Adjust.
5647 (expand_ccmp_expr): Likewise.
5648 (expand_ccmp_next): Likewise.
5649 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
5650 (aarch64_gen_ccmp_first): Likewise.
5651 * doc/tm.texi: Regenerate.
5652 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
5653 (gen_ccmp_next): Likewise.
5655 2016-11-03 Bin Cheng <bin.cheng@arm.com>
5657 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
5658 (vect_is_simple_reduction): Swap cond_reduction by inversion.
5660 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
5662 * config/i386/i386.c (ix86_init_libfuncs): New. Call
5663 darwin_rename_builtins here.
5664 (ix86_expand_divmod_libfunc): New.
5665 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
5666 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
5668 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
5669 Nathan Sidwell <nathan@acm.org>
5671 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
5673 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
5675 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
5677 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
5678 to format MODE_INT and MODE_PARTIAL_INT literals.
5680 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
5683 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
5684 NULL if TARGET_SPE_ABI.
5686 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5688 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
5689 clear padding bits even when they're less than a byte.
5691 2016-11-02 Richard Biener <rguenther@suse.de>
5693 * gimple-ssa-store-merging.c: Include gimplify-me.h.
5694 (imm_store_chain_info::output_merged_stores): Force base_addr
5695 to be proper GIMPLE for a MEM_REF address.
5696 (pass_store_merging::execute): Restrict negative bitpos
5697 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
5698 check. Take into account non-NULL_TREE offset if the base
5699 is already addressable.
5701 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
5703 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
5705 (aarch64_be_crypto_sha1hv4si): New pattern.
5707 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
5709 * config/aarch64/aarch64.md (add<mode>3): Remove
5710 redundant code. Don't split frame based additions.
5712 2016-11-02 Richard Biener <rguenther@suse.de>
5714 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
5715 redundant val and dest members.
5716 (store_immediate_info::store_immediate_info): Adjust.
5717 (merged_store_group::merged_store_group): Adjust.
5718 (merged_store_group::apply_stores): Likewise.
5719 (struct imm_store_chain_info): Add base_addr field.
5720 (imm_store_chain_info::imm_store_chain_info): New constructor.
5721 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
5722 (imm_store_chain_info::output_merged_store): Likewise. Use
5723 addr_base which is already the address.
5724 (imm_store_chain_info::output_merged_stores): Likewise.
5725 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
5726 imm_store_chain_info instead of base. Fix alias check.
5727 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
5728 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
5729 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
5730 use the address of the base and adjust for other changes.
5732 2016-11-02 Martin Liska <mliska@suse.cz>
5734 * fold-const-call.c (host_size_t_cst_p): Test whether
5735 t is convertible to size_t.
5737 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5739 PR tree-optimization/78170
5740 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
5741 introduced by native_encode_expr on little-endian as well.
5743 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5745 PR tree-optimization/78162
5746 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
5749 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5751 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
5753 (aarch64_next_callee_save): Likewise.
5754 (aarch64_pushwb_single_reg): Likewise.
5755 (aarch64_gen_storewb_pair): Likewise.
5756 (aarch64_push_regs): Likewise.
5757 (aarch64_gen_loadwb_pair): Likewise.
5758 (aarch64_pop_regs): Likewise.
5759 (aarch64_gen_store_pair): Likewise.
5760 (aarch64_gen_load_pair): Likewise.
5761 (aarch64_save_callee_saves): Likewise.
5762 (aarch64_restore_callee_saves): Likewise.
5764 2016-11-02 Richard Biener <rguenther@suse.de>
5766 PR tree-optimization/78035
5767 PR tree-optimization/77964
5768 * gimple-pretty-print.c (pp_points_to_solution): Print
5769 vars_contains_interposable.
5770 * tree-ssa-alias.c: Include varasm.h.
5771 (ptrs_compare_unequal): Check vars_contains_interposable and
5772 decl_binds_to_current_def_p.
5773 (dump_points_to_solution): Dump vars_contains_interposable.
5774 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
5776 * tree-ssa-structalias.c: Include varasm.h.
5777 (set_uids_in_ptset): Record whether vars contains a
5778 not decl_binds_to_current_def_p variable in vars_contains_interposable.
5779 (ipa_escaped_pt): Update initializer.
5781 2016-11-02 Richard Biener <rguenther@suse.de>
5783 PR tree-optimization/78047
5784 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
5785 fake field at offset zero conservatively regarding to may_have_pointers.
5787 2016-11-02 Richard Biener <rguenther@suse.de>
5789 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
5790 infer_value_range on stmt ops and update value-ranges.
5791 Dump visited stmts and blocks.
5792 (evrp_dom_walker::push_value_range): Dump changes.
5793 (evrp_dom_walker::pop_value_range): Likewise.
5794 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
5796 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5798 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
5800 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
5802 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5804 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
5805 and adjust for that.
5806 * cfgrtl.h (delete_insn_chain): Adjust prototype.
5808 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5810 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
5812 (transcode_memory_rtx): Likewise.
5813 (move_to_acc): Likewise.
5814 (move_from_acc): Likewise.
5815 (move_acc_to_reg): Likewise.
5816 (move_to_x): Likewise.
5817 (move_to_hl): Likewise.
5818 (move_to_de): Likewise.
5819 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
5820 (rs6000_emit_savres_rtx): Likewise.
5821 (rs6000_emit_prologue): Likewise.
5822 * reorg.c (update_reg_unused_notes): Likewise.
5823 * rtl.h (remove_note): Adjust prototype.
5824 * rtlanal.c (remove_note): Make argument type rtx_insn *.
5826 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5828 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
5829 variables so some can be rtx_insn *.
5830 (alpha_emit_xfloating_libcall): Likewise.
5831 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
5832 (mips_legitimize_tls_address): Likewise.
5833 * optabs.c (expand_binop): Likewise.
5834 * reload1.c (gen_reload): Likewise.
5836 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5838 * reorg.c (relax_delay_slots): Split up the trial variable.
5840 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5842 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
5843 of variables rtx_insn *.
5844 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
5845 (legitimize_tls_address): Likewise.
5846 * config/bfin/bfin.c (hwloop_optimize): Likewise.
5847 (bfin_gen_bundles): Likewise.
5848 * config/c6x/c6x.c (reorg_split_calls): Likewise.
5849 (c6x_reorg): Likewise.
5850 * config/frv/frv.c (frv_reorder_packet): Likewise.
5851 * config/i386/i386.c (ix86_split_idivmod): Likewise.
5852 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
5853 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
5854 * config/mn10300/mn10300.c: Likewise.
5855 * config/rl78/rl78.c: Likewise.
5856 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
5857 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
5858 (sh_expand_cmpnstr): Likewise.
5859 (sh_expand_strlen): Likewise.
5860 (sh_expand_setmem): Likewise.
5861 * config/sh/sh.md: Likewise.
5862 * emit-rtl.c (emit_pattern_before): Likewise.
5863 * except.c: Likewise.
5864 * final.c: Likewise.
5867 2016-11-01 Jason Merrill <jason@redhat.com>
5869 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
5870 a COND_EXPR with constant condition.
5872 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5874 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
5875 and its initialization.
5877 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5879 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
5882 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5884 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
5885 argument, don't call add_linkage_name if it is true.
5886 (gen_variable_die): For C++ inline static data members, consider the
5887 initial call when old_die is NULL to be declaration and call
5888 add_name_and_src_coords_attributes in that case with true as
5889 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
5890 (gen_member_die): For C++ inline static data members, emit a
5891 definition DIE right away in DW_TAG_compile_unit context.
5893 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
5896 * config/pa/pa.md: Add new shift/add patterns to handle
5897 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
5899 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
5901 * config/xtensa/xtensa-protos.h
5902 (xtensa_use_return_instruction_p): New prototype.
5903 * config/xtensa/xtensa.c (xtensa_current_frame_size,
5904 xtensa_callee_save_size): Remove.
5905 (struct machine_function): Add new fields: current_frame_size,
5906 callee_save_size, frame_laid_out and epilogue_done.
5907 (compute_frame_size, xtensa_expand_prologue,
5908 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
5909 cfun->machine->callee_save_size and xtensa_current_frame_size
5910 with cfun->machine->current_frame_size.
5911 (compute_frame_size): Update cfun->machine->frame_laid_out and
5912 don't update frame layout after reload completion.
5913 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
5914 instead of zeroing xtensa_current_frame_size.
5915 (xtensa_use_return_instruction_p): New function.
5916 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
5918 (INITIAL_ELIMINATION_OFFSET): Use return value of
5919 compute_frame_size instead of xtensa_current_frame_size value.
5920 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
5921 function xtensa_use_return_instruction_p instead of inline code.
5923 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5925 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
5926 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
5927 * dwarf2out.c (rnglist_idx): New variable.
5928 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
5929 (DEBUG_RNGLISTS_SECTION): Define.
5930 (ranges_base_label): New variable.
5931 (size_of_die) <case dw_val_class_range_list>: If using
5932 DW_FORM_rnglistx, count size of uleb128 of range list index.
5933 (value_format) <case dw_val_class_range_list>: For
5934 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
5935 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
5936 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
5937 (add_ranges_num): Remove useless prototype. Don't multiply
5938 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
5939 for new fields added to dw_ranges struct.
5940 (add_ranges): Add maybe_new_sec argument and pass it
5941 through to add_ranges_num.
5942 (note_rnglist_head): New function.
5943 (add_ranges_by_labels): Pass true as maybe_new_sec to
5944 add_ranges_num, call note_rnglist_head on the head of the list.
5945 (output_ranges): Add function comment. Switch to
5946 .debug_ranges section here and emit .Ldebug_ranges0 label.
5947 (index_rnglists, output_rnglists): New functions.
5948 (gen_subprogram_die): Formatting fixes.
5949 (add_high_low_attributes): Don't divide offsets
5950 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
5951 first list element or when pointing into the middle of
5952 a list. Pass true as second argument to add_ranges on the
5953 first block fragment after cold/hot section switch.
5954 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
5955 section instead of .debug_ranges. Initialize
5956 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
5957 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
5958 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
5959 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
5960 Call output_rnglists for -gdwarf-5.
5961 (dwarf2out_c_finalize): Clear rnglist_idx.
5963 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
5965 * combine.c (simplify_compare_const): Add gcc_fallthrough.
5967 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
5968 Tamar Christina <tamar.christina@arm.com>
5970 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
5971 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
5972 (vmaxnmq_f32): Likewise.
5973 (vminnm_f32): Likewise.
5974 (vminnmq_f32): Likewise.
5975 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
5977 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
5980 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5982 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
5983 binary floating point types supported by the hardware except for
5985 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
5986 vector instruction for optimizing extracting a SImode from a
5987 V4SImode vector and converting it to floating point.
5988 (vsx_xvcvuxwdp_df): Likewise.
5989 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
5990 registers to be any VSX register. Move stores to the end of the
5992 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
5993 to optimize extracting a SImode from a V4SImode vector and
5994 converting it to a binary floating point type supported by the
5995 hardware. Use the vector converts instead of extracting the
5996 element, sign extending it, and then converting it to double.
5997 Other floating point types than double first convert to double,
5998 then the double is converted to that type.
5999 (vsx_extract_si_<uns>float_<mode>): Likewise.
6001 2016-10-31 Andrew Pinski <apinski@cavium.com>
6003 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
6004 Rewrite handling of part num to handle the case where
6005 multiple implementers share the same part num.
6007 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
6008 Jakub Jelinek <jakub@redhat.com>
6010 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
6011 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
6013 2016-10-31 Jakub Jelinek <jakub@redhat.com>
6015 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
6016 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
6017 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
6018 (is_cu_die, is_unit_die): Likewise.
6019 (should_move_die_to_comdat, break_out_comdat_types): Adjust
6020 comments for DWARF5 DW_UT_type units.
6021 (output_compilation_unit_header): Add UT argument, output
6022 start of DWARF5 .debug_info section header.
6023 (output_comp_unit): Add dwo_id argument. Adjust
6024 output_compilation_unit_header caller, for DW_UT_split_compile
6025 emit dwo_id field, otherwise padding1. Emit padding2 field.
6026 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
6027 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
6028 (output_skeleton_debug_sections): Add dwo_id argument, for
6029 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
6030 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
6031 DW_UT_type or DW_UT_split_type units rather than .debug_types.
6032 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
6033 DW_TAG_compile_unit for skeleton unit die. Don't add
6034 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
6035 address to output_comp_unit and output_skeleton_debug_sections.
6037 * dwarf2out.c (debug_line_str_section): New variable.
6038 (debug_line_str_hash): Likewise.
6039 (DEBUG_LINE_STR_SECTION): Define.
6040 (set_indirect_string): Handle DW_FORM_line_strp like
6042 (find_string_form): Fix up formatting.
6043 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
6045 (output_die): Handle DW_FORM_line_strp.
6046 (DWARF5_USE_DEBUG_LINE_STR): Define.
6047 (output_line_string): New function.
6048 (output_file_names): Add -gdwarf-5 support.
6049 (output_line_info): Likewise.
6050 (init_sections_and_labels): Initialize debug_line_str_section.
6051 (output_indirect_string): Change 2nd argument from void *
6052 to enum dwarf_form form, compare with form rather than
6054 (output_indirect_strings): Pass DW_FORM_strp to
6055 output_indirect_string traversion.
6056 (dwarf2out_finish): Output .debug_line_str strings.
6057 (dwarf2out_c_finalize): Clear debug_line_str_section and
6058 debug_line_str_hash.
6060 2016-10-31 Tom Tromey <tom@tromey.com>
6063 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
6064 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
6065 DW_OP_GNU_push_tls_address case.
6066 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
6068 2016-10-31 Jakub Jelinek <jakub@redhat.com>
6070 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
6071 for frame_offset_rel bit.
6072 (struct array_descr_info): Add rank field.
6073 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
6074 and placeholder_seen fields.
6075 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
6076 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
6077 DW_OP_pick 1 into DW_OP_over.
6078 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
6079 gen_variant_part): Clear placeholder_{arg,seen}.
6080 (loc_list_from_tree_1): Drop const from context argument.
6081 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
6082 (loc_list_for_address_of_addr_expr_of_indirect_ref,
6083 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
6085 (add_scalar_info): Drop const from context argument. Handle
6086 context->placeholder_arg.
6087 (add_bound_info): Drop const from context argument.
6088 (gen_descr_array_type_die): Drop const from ctx variable.
6089 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
6090 attribute and use a single DW_TAG_generic_subrange instead of
6091 7 DW_TAG_subrange_type for assumed rank arrays.
6093 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
6094 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
6095 from bool to 1-bit uchar bitfield. Add num_assigned and
6096 offset_emitted bitfields.
6097 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
6098 for dw_val_class_lineptr and dw_val_class_macptr. Handle
6099 dw_val_class_loclistsptr.
6100 (new_addr_loc_descr): Fix up formatting.
6101 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
6102 (add_AT_low_high_pc): Fix up formatting.
6103 (add_AT_loclistsptr): New function.
6104 (AT_lbl): Allow dw_val_class_loclistsptr.
6105 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
6106 Handle dw_val_class_loclistsptr.
6107 (loc_list_idx): New variable.
6108 (output_loclists_offsets, assign_location_list_indexes): New
6110 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
6111 add size_of_uleb128 of the index. Drop never used
6112 dwarf_split_debug_info AT_index handling. Handle
6113 dw_val_class_loclistsptr.
6114 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
6115 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
6116 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
6117 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
6118 DW_FORM_loclistx indexes.
6119 (output_attr_index_or_value): Fix up formatting. Don't handle
6120 dw_val_class_loc_list here.
6121 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
6122 For dw_val_class_loc_list call output_loc_list_offset rather than
6123 output_attr_index_or_value.
6124 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
6125 or .debug_loclists.dwo section name for debug_loc_section.
6126 (resolve_addr_in_expr): Formatting fix.
6127 (index_location_lists): Likewise.
6128 (dwarf2out_finish): If there are any location lists, for
6129 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
6130 index_location_lists only if have_location_lists. Call
6131 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
6132 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
6133 -gsplit-dwarf also emit offset table.
6135 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
6136 (size_of_die, value_format, output_die): Use
6137 DW_FORM_data16 for 128-bit dw_val_class_const_double or
6138 dw_val_class_wide_int.
6140 * dwarf2out.c (dwarf_op): Renamed to ...
6141 (dwarf_OP): ... this.
6142 (convert_descriptor_to_mode, scompare_loc_descriptor,
6143 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
6144 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
6146 (dwarf_AT, dwarf_TAG): New functions.
6147 (check_die): Disallow DW_AT_call_all_calls next to
6148 DW_AT_GNU_all_call_sites.
6149 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
6150 and attributes instead of the corresponding GNU tag and attributes.
6151 (gen_subprogram_die): Likewise. Emit call site information even
6152 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
6153 DW_AT_defaulted in comment.
6154 (resolve_addr): Handle DW_AT_call_origin attribute on
6155 DW_TAG_call_site DIE like DW_AT_abstract_origin on
6156 DW_TAG_GNU_call_site DIE.
6158 * dwarf2out.c (dwarf_op): New function.
6159 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
6160 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
6161 (output_loc_operands, output_loc_operands_raw): Likewise.
6162 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
6163 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
6164 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
6165 if dwarf_version < 5.
6166 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
6168 (scompare_loc_descriptor, ucompare_loc_descriptor,
6169 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
6170 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
6171 optimize_location_into_implicit_ptr): Likewise. Only punt for
6172 !dwarf_strict if dwarf_version < 5.
6173 (string_cst_pool_decl): Adjust comment.
6174 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
6176 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
6177 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
6178 (struct dw_val_node): Add val_file_implicit field.
6179 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
6180 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
6181 output_die): Handle dw_val_class_const_implicit,
6182 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
6183 (abbrev_die_table): Change into va_gc vec.
6184 (abbrev_die_table_allocated, abbrev_die_table_in_use,
6185 ABBREV_DIE_TABLE_INCREMENT): Remove.
6186 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
6187 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
6189 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
6190 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
6192 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
6194 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
6196 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
6198 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
6199 unit. Call optimize_abbrev_table.
6200 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
6201 abbrev_die_table being a va_gc vec.
6203 PR tree-optimization/77860
6204 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
6205 also integral complex and vector constants.
6207 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
6208 optimize_macinfo_range, save_macinfo_strings): Replace
6209 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
6210 (output_macinfo): Likewise. Emit .debug_macro* rather than
6211 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
6212 (init_sections_and_labels): Use .debug_macro* labels rather than
6213 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
6214 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
6215 or DW_AT_GNU_macros for -gdwarf-5.
6217 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
6219 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
6221 2016-09-11 Le-Chun Wu <lcwu@google.com>
6222 Mark Wielaard <mjw@redhat.com>
6224 * common.opt (Wshadow=global): New option. Default for -Wshadow.
6225 (Wshadow=local): New option.
6226 (Wshadow-local): Hidden alias for -Wshadow=local.
6227 (Wshadow=compatible-local): New option.
6228 (Wshadow-compatible-local): Hidden alias for
6229 -Wshadow=compatible-local.
6230 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
6231 Wshadow=compatible-local.
6233 2016-10-31 Bin Cheng <bin.cheng@arm.com>
6235 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
6236 Check slp defs for COND_EXPR by swapping/inverting operands if the
6237 new parameter SWAP indicates so.
6238 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
6239 is isomorphic to the first stmt via swapping/inverting. Store swap
6240 information in the new parameter SWAP.
6241 (vect_build_slp_tree): New local array SWAP and pass it to function
6242 vect_build_slp_tree_1. Cleanup result handling code for function
6243 call to vect_get_and_check_slp_defs. Skip operand swapping if the
6244 order of operands has been fixed as indicated by SWAP[i].
6246 2016-10-31 Bin Cheng <bin.cheng@arm.com>
6248 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
6249 unnecessary data dependence check after visited store stmt.
6251 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6253 PR tree-optimization/71915
6254 PR tree-optimization/71490
6255 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
6257 (find_basis_for_base_expr): Require stride types to match when
6259 (alloc_cand_and_find_basis): Record the stride type.
6260 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
6261 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
6262 the expressions having those types.
6263 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
6264 (create_mul_ssa_cand): Likewise.
6265 (create_mul_imm_cand): Likewise.
6266 (create_add_ssa_cand): Likewise.
6267 (create_add_imm_cand): Likewise.
6268 (legal_cast_p_1): Change interface to accept types rather than the
6269 expressions having those types.
6270 (legal_cast_p): Pass types to legal_cast_p_1.
6271 (slsr_process_cast): Pass stride type to
6272 alloc_cand_and_find_basis.
6273 (slsr_process_copy): Likewise.
6274 (dump_candidate): Display stride type when a cast exists.
6275 (create_add_on_incoming_edge): Introduce a cast when necessary for
6277 (analyze_increments): Change the code checking for invalid casts
6278 to rely on the stride type, and update the documentation and
6279 example. Change the code checking for pointer multiplies to rely
6281 (insert_initializers): Introduce a cast when necessary for the
6282 stride type. Use the stride type for the type of the initializer.
6284 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6286 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
6288 2016-10-29 Jakub Jelinek <jakub@redhat.com>
6290 PR rtl-optimization/77919
6291 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
6292 into memory if both modes are complex and their inner modes have the
6293 same precision. If the two modes are different complex modes, convert
6294 each part separately and generate a new CONCAT.
6296 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
6298 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
6300 2016-10-29 Jakub Jelinek <jakub@redhat.com>
6303 * gimple-ssa-store-merging.c
6304 (imm_store_chain_info::output_merged_store): Use build_aligned_type
6305 instead of SET_TYPE_ALIGN on shared integral type.
6307 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
6309 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
6310 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
6313 2016-10-28 Jeff Law <law@redhat.com>
6315 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
6316 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
6318 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6320 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
6322 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6324 * target.def (min_arithmetic_precision): New hook.
6325 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
6326 * doc/tm.texi: Regenerate.
6327 * internal-fn.c (expand_arith_overflow): Adjust handling of target
6328 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
6329 * targhooks.c (default_min_arithmetic_precision): New function.
6330 * targhooks.h (default_min_arithmetic_precision): Declare.
6331 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
6332 (sparc_min_arithmetic_precision): New function.
6334 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
6337 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
6338 Swap commutative operands in new RTL if needed. Handle zero_ext
6340 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
6343 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6344 Kugan Vivekanandarajah <kuganv@linaro.org>
6345 Jim Wilson <jim.wilson@linaro.org>
6347 PR tree-optimization/43721
6348 * target.def: New hook expand_divmod_libfunc.
6349 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
6350 * doc/tm.texi: Regenerate.
6351 * internal-fn.def: Add new entry for DIVMOD ifn.
6352 * internal-fn.c (expand_DIVMOD): New.
6353 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
6355 (widen_mul_stats): Add new field divmod_calls_inserted.
6356 (target_supports_divmod_p): New.
6357 (divmod_candidate_p): Likewise.
6358 (convert_to_divmod): Likewise.
6359 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
6360 renumber_gimple_stmt_uids at beginning of function. Call
6361 convert_to_divmod and record stats for divmod.
6362 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
6363 TARGET_EXPAND_DIVMOD_LIBFUNC.
6364 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
6367 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6368 Segher Boessenkool <segher@kernel.crashing.org>
6370 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
6371 swapping the arms of the branch.
6372 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
6373 sequence for the generic signed-signed-signed case.
6375 2016-10-28 Jeff Law <law@redhat.com>
6377 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
6379 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
6381 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
6383 PR rtl-optimization/78029
6384 * function.c (prologue_contains, epilogue_contains): New functions.
6385 (record_prologue_seq, record_epilogue_seq): New functions.
6386 * function.h (prologue_contains, epilogue_contains,
6387 record_prologue_seq, record_epilogue_seq): New declarations.
6388 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
6389 mixing prologue and epilogue insns.
6390 (init_deps): Initialize the new fields in struct deps_desc.
6391 * sched-int.h (struct deps_desc): New fields last_prologue,
6392 last_epilogue, and last_logue_was_epilogue.
6393 * shrink-wrap.c (emit_common_heads_for_components): Record all
6394 emitted prologue and epilogue insns.
6395 (emit_common_tails_for_components): Ditto.
6396 (insert_prologue_epilogue_for_components): Ditto.
6398 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6401 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
6402 * common.opt (fstore-merging): New Optimization option.
6403 * opts.c (default_options_table): Add entry for
6404 OPT_ftree_store_merging.
6405 * fold-const.h (can_native_encode_type_p): Declare prototype.
6406 * fold-const.c (can_native_encode_type_p): Define.
6407 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
6408 (PARAM_MAX_STORES_TO_MERGE): Likewise.
6409 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
6410 * passes.def: Insert pass_tree_store_merging.
6411 * tree-pass.h (make_pass_store_merging): Declare extern
6413 * gimple-ssa-store-merging.c: New file.
6414 * doc/invoke.texi (Optimization Options): Document
6416 (--param documentation): Document store-merging-allow-unaligned
6417 and max-stores-to-merge.
6419 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
6422 * gimplify.c (gimplify_init_constructor): Move emit of constructor
6423 assignment to earlier in the if/else logic.
6425 2016-10-28 Richard Biener <rguenther@suse.de>
6429 * fold-const.c (make_bit_field_ref): Only adjust alias set
6430 when the original alias set was zero.
6432 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6434 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
6435 (s390_adjust_loops): New function.
6436 (s390_reorg): Invoke s390_adjust_loops.
6437 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
6438 ("osc_break"): New insn definition.
6440 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6442 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
6443 * config.gcc: Support alternate archXX cpu levels with
6444 --with-arch= and --with-tune=.
6445 * config/s390/linux.h: Translate new archXX cpu levels to the
6446 original names when calling GAS.
6447 * config/s390/tpf.h: Likewise.
6448 * doc/invoke.texi: Document the alternate cpu level names.
6450 2016-10-28 Jakub Jelinek <jakub@redhat.com>
6452 PR rtl-optimization/77919
6453 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
6454 MEM if mode1 is not a complex mode.
6456 PR rtl-optimization/78132
6457 * ree.c (combine_reaching_defs): Give up if copy_needed and
6458 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
6460 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
6462 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
6464 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
6466 * config/rs6000/constraints.md (wH constraint): Add new
6467 constraints for allowing 32-bit integers (and eventually 8/16-bit
6468 integers) into the vector registers.
6469 (wI constraint): Likewise.
6470 (wJ constraint): Likewise.
6471 (wK constraint): Likewise.
6472 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
6473 -mvsx-small-integer as a default option for ISA 2.07
6475 (POWERPC_MASKS): Likewise.
6476 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
6477 switch to turn off small integer support in vector registers.
6478 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
6479 test for -mupper-regs-di, since it is already done with the
6480 reg_add[mode].scalar_in_vsx_p. Add support for the switch
6481 -mvsx-small-integer.
6482 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
6484 (rs6000_setup_reg_addr_masks): Likewise.
6485 (rs6000_init_hard_regno_mode_ok): Likewise.
6486 (rs6000_option_override_internal): Add consistency checks for
6487 -mvsx-small-integer.
6488 (rs6000_secondary_reload_simple_move): SImode is a simple move if
6489 -mvsx-small-integer.
6490 (rs6000_secondary_reload): Use std::swap.
6491 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
6492 VSX_REGS for small integers in vector registers, since there is no
6493 D-FORM address mode for such types.
6494 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
6495 (rs6000_opt_masks): Add -mvsx-small-integer.
6496 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
6498 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
6499 extracts can be done on ISA 2.07.
6500 (vsx_extract_<mode>): Add support for small integers in vsx
6502 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
6503 longer support V4SImode in this pattern.
6504 (vsx_extract_si): New insn to support extraction of SImode in ISA
6505 2.07 using either xxextractuw or vspltw.
6506 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
6507 longer support V4SImode in this pattern.
6508 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
6509 wJ, and wK constraints.
6510 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
6511 storing SDmode with VSX instructions.
6512 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
6513 GPR load and before the FPR and VSX loads. Remove ??, ! from the
6514 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
6515 small integers in vector registers.
6516 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
6517 load and before the FPR and VSX loads. Remove ??, ! from the
6518 constraints. Add VEXTSW2D support for small integers in vector
6520 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
6521 integers in vector registers.
6522 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
6523 move instead of using an UNSPEC.
6524 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
6525 integers in vector registers.
6526 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
6527 move instead of using an UNSPEC.
6528 (movsi_internal1): Add support for -mvsx-small-integer. Align
6529 columns so that it is more readable.
6530 (SImode splitter for ISA 3.0 constants): Add splitter for
6531 -128..127 constants that can easily be constructed on ISA 3.0.
6532 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
6535 2016-10-27 Jakub Jelinek <jakub@redhat.com>
6538 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
6541 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
6543 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
6544 PIC_OFFSET_TABLE_REGNUM twice.
6546 2016-10-27 Bin Cheng <bin.cheng@arm.com>
6548 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
6549 support for constant operand for OP.
6551 2016-10-27 Jakub Jelinek <jakub@redhat.com>
6553 * dwarf2out.c (gen_member_die): Only reparent_child instead of
6554 splice_child_die if child doesn't have DW_AT_specification attribute.
6556 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6558 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
6559 (TARGET_HAVE_LDREXBH): Likewise.
6560 (TARGET_HAVE_LDACQ): Likewise.
6562 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6564 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
6565 logic to to decide whether to copy over old value to register for new
6567 * config/arm/sync.md: Add comments explaning why mode and code
6568 attribute are not defined in iterators.md
6569 (thumb1_atomic_op_str): New code attribute.
6570 (thumb1_atomic_newop_str): Likewise.
6571 (thumb1_atomic_fetch_op_str): Likewise.
6572 (thumb1_atomic_fetch_newop_str): Likewise.
6573 (thumb1_atomic_fetch_oldop_str): Likewise.
6574 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
6575 mirror the more restrictive constraints of the Thumb-1 insns after
6576 split compared to Thumb-2 counterpart insns.
6577 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
6578 in sync with non atomic version.
6579 (atomic_nand<mode>): Likewise.
6580 (atomic_fetch_<sync_optab><mode>): Likewise.
6581 (atomic_fetch_nand<mode>): Likewise.
6582 (atomic_<sync_optab>_fetch<mode>): Likewise.
6583 (atomic_nand_fetch<mode>): Likewise.
6584 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
6585 in sync with atomic version.
6586 (thumb1_subsi3_insn): Likewise.
6587 (thumb1_andsi3_insn): Likewise.
6588 (thumb1_iorsi3_insn): Likewise.
6589 (thumb1_xorsi3_insn): Likewise.
6591 2016-10-27 Nick Clifton <nickc@redhat.com>
6593 * plugin.c (register_plugin_info): Produce an error message if the
6594 plugin is not found in the hash table.
6596 2016-10-27 Bin Cheng <bin.cheng@arm.com>
6598 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
6601 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
6604 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
6605 define builtin functions from the bdesc_spe_predicates or
6606 bdesc_spe_evsel arrays if the builtin mask is not compatible with
6607 the current compiler configuration.
6608 (paired_init_builtins): Modify loop to not define define builtin
6609 functions from the bdesc_paried_preds array if the builtin mask is
6610 not compatible with the current compiler configuration.
6611 (altivec_init_builtins): Modify loops to not define the
6612 __builtin_altivec_stxvl function nor the builtin functions from
6613 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
6614 builtin mask is not compatible with the current compiler
6617 2016-10-26 Jeff Law <law@redhat.com>
6619 * config/sh/sh.c (output_branch): Add missing fallthru comments.
6620 (gen_shl_and): Likewise.
6621 * config/sh/sh.md (movsicc): Add missing fallthru comments.
6623 * config/mips/mips.c (mips16_constant_cost): Add missing
6625 (mips16_build_call_stub): Increase buffer size. Adjust
6628 2016-10-26 David Malcolm <dmalcolm@redhat.com>
6630 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
6631 INSN_UIDs for all insns in compact mode.
6632 (rtx_writer::print_rtx): Likewise.
6633 * print-rtl.h (rtx_writer::flag_compact): Update comment.
6634 * rtl-tests.c (selftest::test_dumping_insns): Update expected
6635 output to include INSN_UID.
6636 (selftest::test_uncond_jump): Likewise.
6638 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
6640 * haifa-sched.c (call_used_regs_num): Rename to...
6641 (call_saved_regs_num): ...this.
6642 (fixed_regs_num): New variable.
6643 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
6645 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
6647 2016-10-26 David Malcolm <dmalcolm@redhat.com>
6649 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
6651 * print-rtl.c (outfile): Delete global.
6652 (sawclose): Likewise.
6654 (in_call_function_usage): Likewise.
6655 (flag_compact): Likewise.
6656 (flag_simple): Likewise.
6657 (rtx_writer::rtx_writer): New ctor.
6658 (print_rtx_operand_code_0): Convert to...
6659 (rtx_writer::print_rtx_operand_code_0): ...this.
6660 (print_rtx_operand_code_e): Convert to...
6661 (rtx_writer::print_rtx_operand_code_e): ...this.
6662 (print_rtx_operand_codes_E_and_V): Convert to...
6663 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
6664 (print_rtx_operand_code_i): Convert to...
6665 (rtx_writer::print_rtx_operand_code_i): ...this.
6666 (print_rtx_operand_code_r): Convert to...
6667 (rtx_writer::print_rtx_operand_code_r): ...this.
6668 (print_rtx_operand_code_u): Convert to...
6669 (rtx_writer::print_rtx_operand_code_u): ...this.
6670 (print_rtx_operand): Convert to...
6671 (rtx_writer::print_rtx_operand): ...this.
6672 (print_rtx): Convert to...
6673 (rtx_writer::print_rtx): ...this.
6674 (print_inline_rtx): Rewrite in terms of class rtx_writer.
6675 (debug_rtx): Likewise.
6676 (print_rtl): Convert to...
6677 (rtx_writer::print_rtl): ...this.
6678 (print_rtl): Reimplement in terms of class rtx_writer.
6679 (print_rtl_single): Rewrite in terms of class rtx_writer.
6680 (print_rtl_single_with_indent): Convert to..
6681 (rtx_writer::print_rtl_single_with_indent): ...this.
6682 (print_simple_rtl): Rewrite in terms of class rtx_writer.
6683 * print-rtl.h (flag_compact): Delete decl.
6684 (class rtx_writer): New class.
6685 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
6688 2016-10-26 Jeff Law <law@redhat.com>
6690 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
6693 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
6694 (check_if_valid_sleep_operand): Add missing fallthru comment.
6695 (arc_register_move_cost): Increase buffer size.
6696 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
6698 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
6700 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
6701 comment. Add gcc_unreachable for path that should never happen.
6703 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
6706 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6707 Martin Liska <mliska@suse.cz>
6710 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
6711 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
6712 on outer context if any.
6714 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6716 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
6717 by increment rather than double it.
6718 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
6719 emit a space before args[4].
6720 (END): Don't emit a space before with_arg.
6722 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6724 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
6725 Baseline only alternatives to (i) hold store atomic success value in a
6726 return register rather than a scratch register, (ii) use a low register
6727 for it and to (iii) ensure the cbranchsi insn generated by the split
6728 respect the constraints of Thumb-1 cbranchsi4_insn and
6730 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
6731 constraints must match those in atomic_compare_and_swap.
6732 (cbranchsi4_scratch): Likewise.
6734 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6736 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
6737 variable. Add the new parameter to the insn generator. Set that
6738 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
6739 return value from the negation of that parameter for Thumb-1, keeping
6740 the logic unchanged otherwise except for using bdst as the destination
6741 register of the compare_and_swap insn.
6742 (arm_split_compare_and_swap): Add explanation about how is the value
6743 returned to the function comment. Rename scratch variable to
6744 neg_bval. Adapt initialization of variables holding operands to the
6745 new operand numbers. Use return register to hold result of store
6746 exclusive for Thumb-1, scratch register otherwise. Construct the
6747 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
6748 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
6749 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
6750 for strongly ordered compare_and_swap.
6751 * config/arm/predicates.md (cc_register_operand): New predicate.
6752 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
6753 match_operand with the new predicate to accept either the CC flag or a
6754 destination register for the boolean return value, restricting it to
6755 CC flag only via constraint. Adapt operand numbers accordingly.
6757 2016-10-26 Jeff Law <law@redhat.com>
6759 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
6761 * config/frv/frv.c (comparison_string): Do not fall through after
6764 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
6766 (expand_one_builtin): Add missing break.
6768 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
6769 (m32c_legitimate_address_p): Likewise.
6771 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
6773 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
6775 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
6778 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
6781 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
6783 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
6785 (rl78_asm_ctor_dtor): Increase buffer size.
6787 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
6789 (xstormy16_asm_output_constructor): Likewise.
6791 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
6794 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
6795 comment to silence warning.
6797 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
6798 (spu_legitimate_address_p): Fix logic error and add missing fallthru
6801 2016-10-26 Michael Matz <matz@suse.de>
6803 PR tree-optimization/78060
6804 PR tree-optimization/78061
6805 PR tree-optimization/78088
6806 * tree-ssa-loop-split.c (easy_exit_values): New function.
6807 (tree_ssa_split_loops): Use it.
6808 (compute_new_first_bound): Change order of operations,
6809 fix invalid use of types.
6811 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
6813 gen-pass-instances.awk is sensitive to the order in which
6814 passes are added; passes that appear later have to be added first.
6818 * config/avr/avr-passes.def: Swap order of directives for
6819 gen-pass-instances.awk.
6821 2016-10-25 Jeff Law <law@redhat.com>
6823 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
6824 (vax_notice_update_cc): Likewise.
6826 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6828 * config.gcc (sparc*-*-solaris2*): Adjust.
6829 (sparc64-*-linux*): Likewise.
6830 * config/sparc/default-64.h: Rename to...
6831 * config/sparc/default64.h: ...this.
6832 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
6834 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
6835 * config/sparc/sparc.h: Minor tweaks.
6836 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
6837 TARGET_ARCH32 throughout. Minor various tweaks throughout.
6839 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6841 * input.c (fcache::file_patch): Add comment about lifetime.
6842 (selftest::cpp_reader_ptr): New class.
6843 (selftest::lexer_test): Convert m_parser from cpp_reader *
6844 to a cpp_reader_ptr, and move m_tempfile to after it.
6845 (selftest::lexer_test::lexer_test): Update for above reordering.
6846 (lexer_test::~lexer_test): Move cleanup of m_parser to
6847 cpp_reader_ptr's dtor.
6849 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6851 * toplev.c (toplev::main): Remove call to
6852 location_adhoc_data_fini.
6854 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6856 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
6857 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
6859 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6861 * ggc-tests.c (forcibly_ggc_collect): Rename to...
6862 (selftest::forcibly_ggc_collect): ...this, and remove "static".
6863 (test_basic_struct): Update for above renaming.
6864 (test_length): Likewise.
6865 (test_union): Likewise.
6866 (test_finalization): Likewise.
6867 (test_deletable_global): Likewise.
6868 (test_inheritance): Likewise.
6869 (test_chain_next): Likewise.
6870 (test_user_struct): Likewise.
6871 (test_tree_marking): Likewise.
6872 * selftest-run-tests.c (selftest::run_tests): Call
6873 selftest::forcibly_ggc_collect at the end of the selftests.
6874 * selftest.h (selftest::forcibly_ggc_collect): New decl.
6876 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6879 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
6880 * optabs.c (expand_vec_cond_expr): For comparison codes
6881 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
6882 (expand_vec_cmp_expr): For comparison codes
6883 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
6884 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
6885 Add enum tree_code argument.
6886 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
6888 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
6889 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
6891 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
6892 NE_EXPR, attempt to use vcondeq_optab as fallback.
6893 * tree-vect-generic.c (expand_vector_comparison,
6894 expand_vector_divmod, expand_vector_condition): Adjust
6895 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
6896 * tree-vect-stmts.c (vectorizable_condition,
6897 vectorizable_comparison): Likewise.
6898 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
6899 check_bool_pattern, search_type_for_mask_1): Likewise.
6900 * expr.c (do_store_flag): Likewise.
6901 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
6902 @code{vcondeq@var{m}@var{n}}): Document.
6903 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
6906 2016-10-25 Jeff Law <law@redhat.com>
6908 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
6910 (v850_output_aligned_bss): Add missing break.
6912 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
6914 2016-10-25 Martin Liska <mliska@suse.cz>
6917 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
6918 statements as they can also contain possibly a freeing call.
6920 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
6921 Martin Liska <mliska@suse.cz>
6924 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
6925 * ipa-icf.c (sem_function::get_hash): Add target optimization
6928 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
6931 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
6932 Remove partial overlap check for shift by 1.
6933 (ashldi3_neon): Likewise.
6935 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
6937 * config/arm/constraints.md (Q constraint): Document its use for
6939 (Pf constraint): New constraint for relaxed, consume or relaxed memory
6941 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
6942 alternatives to allow any register when memory model matches Pf and
6943 thus lda is used, but only low registers otherwise. Use unpredicated
6944 output template for Thumb-1 targets.
6945 (atomic_store<mode>): Likewise for stl.
6946 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
6947 whose output template does not have predication.
6948 (arm_load_acquire_exclusive<mode>): Likewise.
6949 (arm_load_exclusivesi): Likewise.
6950 (arm_load_acquire_exclusivesi): Likewise.
6951 (arm_store_release_exclusive<mode>): Likewise.
6952 (arm_store_exclusive<mode>): Use unpredicated output template for
6955 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6957 * internal-fn.def (LAUNDER): New internal function.
6958 * internal-fn.c (expand_LAUNDER): New function.
6960 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6961 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6963 New avr target pass to work around performance loss by PR fix.
6967 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
6968 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
6969 * config/avr/predicates.md (extend_operator): New.
6970 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
6971 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
6972 (make_avr_pass_casesi): New prototypes.
6973 * config/avr/avr.c (print-rtl.h): Include it.
6974 (pass_data avr_pass_data_casesi): Data for new pass.
6975 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
6976 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
6977 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
6978 (avr_optimize_casesi): New functions.
6980 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6981 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6985 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
6987 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6989 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
6990 DW_AT_rvalue_reference attributes.
6992 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
6994 * doc/invoke.text (Wint-in-bool-context): Update documentation.
6995 * value-prof.c (stringop_block_profile): Fix a warning.
6997 2016-10-24 Martin Sebor <msebor@redhat.com>
7000 * builtins.c (string_length): New function.
7001 (c_strlen): Use string_length. Correctly handle wide strings.
7002 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
7004 (target_int_max): Call target_max_value.
7005 (format_result::knownrange): New data member.
7006 (fmtresult::fmtresult): Define default constructor.
7007 (format_integer): Use it and set format_result::knownrange.
7008 Handle global constants.
7009 (format_floating_max): Add third argument.
7010 (format_floating): Recompute maximum value for %a for each argument.
7011 (get_string_length): Use fmtresult default ctor.
7012 (format_string): Set format_result::knownrange.
7013 (format_directive): Check format_result::knownrange.
7014 (add_bytes): Same. Correct caret placement in diagnostics.
7015 (pass_sprintf_length::compute_format_length): Set
7016 format_result::knownrange.
7017 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
7019 2016-10-24 Jakub Jelinek <jakub@redhat.com>
7021 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
7022 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
7024 2016-10-24 Ximin Luo <infinity0@pwned.gg>
7027 * dwarf2out.c (file_table_relative_p): Remove.
7028 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
7029 also for absolute paths.
7030 * doc/tm.texi: Update.
7031 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
7032 * target.def (force_at_comp_dir): Remove hook.
7033 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
7035 2016-10-24 Richard Biener <rguenther@suse.de>
7037 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
7038 backedges when identifying the single predecessor to take
7039 conditional info from. Use SCEV to get at ranges for loop IVs.
7040 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
7041 avoid false warning.
7043 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
7046 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
7047 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
7048 (avr_address_tiny_absdata_p): New static function.
7049 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
7050 it to determine validity of constant addresses.
7051 (avr_attribute_table) [absdata]: New variable attribute...
7052 (avr_handle_absdata_attribute): ...and handler.
7053 (avr_decl_absdata_p): New static function.
7054 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
7055 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
7056 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
7058 2016-10-24 Richard Biener <rguenther@suse.de>
7060 PR tree-optimization/78076
7061 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
7062 also on the loop tree root.
7064 2016-10-24 Jakub Jelinek <jakub@redhat.com>
7066 * config/i386/i386.c (ix86_fold_builtin): Handle
7067 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
7068 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
7069 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
7070 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
7072 2016-10-24 Martin Liska <mliska@suse.cz>
7075 * opts.c (finish_options): Skip conditionally.
7077 2016-10-23 Martin Sebor <msebor@redhat.com>
7080 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
7081 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
7083 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
7085 * config/sparc/sparc.md (cpu_feature): Minor tweak.
7086 (enabled): Likewise.
7087 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
7088 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
7089 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
7090 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
7091 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
7092 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
7094 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
7096 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
7097 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
7099 2016-10-21 Andrew Pinski <apinski@cavium.com>
7101 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
7103 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
7104 implementer_id to unsigned char.
7105 Change part_no to unsigned int.
7106 (AARCH64_BIG_LITTLE): New define.
7107 (INVALID_IMP): New define.
7108 (INVALID_CORE): New define.
7109 (cpu_data): Change the last element's implementer_id and part_no to
7111 (valid_bL_string_p): Rewrite to ..
7112 (valid_bL_core_p): this for integers instead of strings.
7113 (parse_field): New function.
7114 (contains_string_p): Rewrite to ...
7115 (contains_core_p): this for integers and only for the part_no.
7116 (host_detect_local_cpu): Rewrite handling of implementation and
7117 par num to be integers; simplifying the code.
7119 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7121 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
7122 value range for pointers in more cases.
7124 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
7126 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
7127 Add extra argument to allow emitting the move immediate.
7128 Use add/sub with positive immediate.
7129 (aarch64_add_constant): Add inline function.
7130 (aarch64_add_sp): Likewise.
7131 (aarch64_sub_sp): Likewise.
7132 (aarch64_expand_prologue): Call aarch64_sub_sp.
7133 (aarch64_expand_epilogue): Call aarch64_add_sp.
7134 Decide when to leave out move.
7135 (aarch64_output_mi_thunk): Call aarch64_add_constant.
7137 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
7139 * config/aarch64/aarch64.c (aarch64_layout_frame):
7140 Align FP callee-saves.
7142 2016-10-21 Jakub Jelinek <jakub@redhat.com>
7144 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
7145 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
7147 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
7148 _rdseed64_step): Likewise.
7149 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
7152 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
7153 and tree-ssanames.h.
7154 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
7155 with INTEGER_CST argument.
7156 (ix86_gimple_fold_builtin): New function.
7157 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
7159 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
7160 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
7161 (ranges_table_allocated, ranges_table_in_use,
7162 ranges_by_label_allocated, ranges_by_label_in_use,
7163 RANGES_TABLE_INCREMENT): Removed.
7164 (add_ranges_num): Use vec_safe_push into ranges_table.
7165 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
7166 (output_ranges): Adjust for ranges_table and ranges_by_label
7167 conversion from arrays to vec.
7168 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
7169 conversion from arrays to vec.
7170 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
7171 ranges_table_in_use, ranges_by_label_allocated and
7172 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
7174 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
7175 if needed. Re-add origin_die variable and its initialization.
7177 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
7178 even for -fstack-reuse=none, or for volatile vars etc.
7180 2016-10-21 David Malcolm <dmalcolm@redhat.com>
7182 * print-rtl-function.c (flag_compact): Move extern decl to...
7183 * print-rtl.h (flag_compact): ...here.
7184 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
7185 (ASSERT_RTL_DUMP_EQ): New macro.
7186 (selftest::test_dumping_regs): New function.
7187 (selftest::test_dumping_insns): New function.
7188 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
7190 (selftest::rtl_tests_c_tests): Call the new test functions.
7192 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7194 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
7195 (outgoing_edges_match): Likewise.
7196 (try_crossjump_to_edge): Likewise.
7197 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
7198 (rtl_tidy_fallthru_edge): Likewise.
7199 * rtl.h (tablejump_p): Adjust prototype.
7200 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
7202 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7204 * rtl.h (label_ref_label): New function.
7205 (set_label_ref_label): New function.
7206 (LABEL_REF_LABEL): Delete.
7207 * alias.c (rtx_equal_for_memref_p): Adjust.
7208 * cfgbuild.c (make_edges): Likewise.
7209 (purge_dead_tablejump_edges): Likewise.
7210 * cfgexpand.c (convert_debug_memory_address): Likewise.
7211 * cfgrtl.c (patch_jump_insn): Likewise.
7212 * combine.c (distribute_notes): Likewise.
7213 * cse.c (hash_rtx_cb): Likewise.
7214 (exp_equiv_p): Likewise.
7215 (fold_rtx): Likewise.
7216 (check_for_label_ref): Likewise.
7217 * cselib.c (rtx_equal_for_cselib_1): Likewise.
7218 (cselib_hash_rtx): Likewise.
7219 * emit-rtl.c (mark_label_nuses): Likewise.
7220 * explow.c (convert_memory_address_addr_space_1): Likewise.
7221 * final.c (output_asm_label): Likewise.
7222 (output_addr_const): Likewise.
7223 * gcse.c (add_label_notes): Likewise.
7224 * genconfig.c (walk_insn_part): Likewise.
7225 * genrecog.c (validate_pattern): Likewise.
7226 * ifcvt.c (cond_exec_get_condition): Likewise.
7227 (noce_emit_store_flag): Likewise.
7228 (noce_get_alt_condition): Likewise.
7229 (noce_get_condition): Likewise.
7230 * jump.c (maybe_propagate_label_ref): Likewise.
7231 (mark_jump_label_1): Likewise.
7232 (redirect_exp_1): Likewise.
7233 (rtx_renumbered_equal_p): Likewise.
7234 * lra-constraints.c (operands_match_p): Likewise.
7235 * print-rtl.c (print_value): Likewise.
7236 * reload.c (find_reloads): Likewise.
7237 * reload1.c (set_label_offsets): Likewise.
7238 * reorg.c (get_branch_condition): Likewise.
7239 * rtl-tests.c (test_uncond_jump): Likewise.
7240 * rtl.c (rtx_equal_p_cb): Likewise.
7241 (rtx_equal_p): Likewise.
7242 * rtlanal.c (reg_mentioned_p): Likewise.
7243 (rtx_referenced_p): Likewise.
7244 (get_condition): Likewise.
7245 * varasm.c (const_hash_1): Likewise.
7246 (compare_constant): Likewise.
7247 (const_rtx_hash_1): Likewise.
7248 (output_constant_pool_1): Likewise.
7250 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7253 * reload.c (find_valid_class_1): Allow regclass if atleast one
7254 regno in regclass is ok. Compute and use rclass size based on
7255 actually available regnos for mode in rclass.
7257 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
7259 * config/sparc/sparc-modes.def (CCV): New.
7261 * config/sparc/predicates.md (v_comparison_operator): New.
7262 (icc_comparison_operator): Add support for CCV/CCXV.
7263 (xcc_comparison_operator): Likewise.
7264 * config/sparc/sparc.c (output_cbranch): Likewise.
7265 (sparc_print_operand): Likewise.
7266 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
7267 (uaddvdi4): New expander.
7268 (addvdi4): Likewise.
7269 (uaddvdi4_sp32): New instruction.
7270 (addvdi4_sp32): Likewise.
7271 (uaddvsi4): New expander.
7272 (addvsi4): Likewise.
7273 (cmp_ccc_plus_sltu_set): New instruction.
7274 (cmp_ccv_plus): Likewise.
7275 (cmp_ccxv_plus): Likewise.
7276 (cmp_ccv_plus_set): Likewise.
7277 (cmp_ccxv_plus_set): Likewise.
7278 (cmp_ccv_plus_sltu_set): Likewise.
7279 (uaddvdi4): New expander.
7280 (subvdi4): Likewise.
7281 (usubdi4_sp32): New instruction.
7282 (subvdi4_sp32): Likewise.
7283 (usubvsi4): New expander.
7284 (subvsi4): Likewise.
7285 (cmpsi_minus_sltu_set): New instruction.
7286 (cmp_ccv_minus): Likewise.
7287 (cmp_ccxv_minus): Likewise.
7288 (cmp_ccv_minus_set): Likewise.
7289 (cmp_ccxv_minus_set): Likewise.
7290 (cmp_ccv_minus_sltu_set): Likewise.
7291 (unegvdi3): New expander.
7292 (negvdi3): Likewise.
7293 (unegdi3_sp32): New instruction.
7294 (negvdi3_sp32): Likewise.
7295 (unegvsi3): New expander.
7296 (negvsi3): Likewise.
7297 (cmp_ccc_neg_sltu_set): New instruction.
7298 (cmp_ccv_neg): Likewise.
7299 (cmp_ccxv_neg): Likewise.
7300 (cmp_ccv_neg_set): Likewise.
7301 (cmp_ccxv_neg_set): Likewise.
7302 (cmp_ccv_neg_sltu_set): Likewise.
7304 * tree-ssa-loop-split.c: Remove trailing spaces.
7305 * match.pd: Likewise.
7307 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7309 PR rtl-optimization/78038
7310 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
7311 be deduced to set REG through the RTL structure.
7312 (make_defs_and_copies_lists): Return false on a failing get_defs call.
7314 2016-10-21 Richard Biener <rguenther@suse.de>
7316 PR tree-optimization/78051
7317 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
7318 and mark replaced if folding did something.
7320 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
7322 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
7323 and "protected" in visibility types.
7324 (rs6000_xcoff_declare_function_name): Fix formatting.
7325 (rs6000_xcoff_declare_object_name): Fix formatting.
7327 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
7329 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
7330 and IX86_BUILTIN_HUGE_VALQ here ...
7331 (ix86_expand_builtin): ... not here.
7333 2016-10-20 Jakub Jelinek <jakub@redhat.com>
7335 * doc/gty.texi (for_user): Use @item next to @findex.
7337 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
7340 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
7341 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
7342 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
7343 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
7344 __builtin_ia32_lzcnt_u16.
7345 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
7346 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
7347 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
7348 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
7349 (bmi_tzcnt_<mode>): New expander.
7350 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
7351 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
7352 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
7353 (lzcnt_<mode>): New expander.
7354 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
7355 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
7356 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
7357 (UINT64_FTYPE_UINT64): New.
7358 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
7359 (__builtin_ia32_lzcnt_u16): New description.
7360 (__builtin_ia32_lzcnt_u32): Ditto.
7361 (__builtin_ia32_lzcnt_u64): Ditto.
7362 (__builtin_ctzs): Remove description.
7363 (__builtin_ia32_tzcnt_u16): New description.
7364 (__builtin_ia32_tzcnt_u32): Ditto.
7365 (__builtin_ia32_tzcnt_u64): Ditto.
7366 * config/i386/i386.c (ix86_expand_args_builtin): Handle
7367 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
7369 2016-10-20 Martin Liska <mliska@suse.cz>
7372 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
7373 comparison with STMT_UID_NOT_IN_RANGE.
7374 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
7377 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
7379 * compare-elim.c (conforming_compare): Accept UNSPECs.
7380 (find_comparison_dom_walker::before_dom_children): Deal with
7381 instructions both using and killing the flags register.
7382 (equivalent_reg_at_start): New function extracted from...
7383 (try_eliminate_compare): ...here. Use it and add support for
7384 registers and UNSPECs as second operand of the compare.
7385 * config/visium/visium-modes.def (CCV): New.
7386 * config/visium/predicates.md (visium_v_comparison_operator): New.
7387 (visium_branch_operator): Deal with CCV mode.
7388 * config/visium/visium.c (visium_select_cc_mode): Likewise.
7389 (output_cbranch): Likewise.
7390 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
7391 (uaddv<mode>4): New expander.
7392 (addv<mode>4): Likewise.
7393 (add<mode>3_insn_set_carry): New instruction.
7394 (add<mode>3_insn_set_overflow): Likewise.
7395 (addsi3_insn_set_overflow): Likewise.
7396 (usubv<mode>4): New expander.
7397 (subv<mode>4): Likewise.
7398 (sub<mode>3_insn_set_carry): New instruction.
7399 (sub<mode>3_insn_set_overflow): Likewise.
7400 (subsi3_insn_set_overflow): Likewise.
7401 (unegv<mode>3): New expander.
7402 (negv<mode>3): Likewise.
7403 (neg<mode>2_insn_set_overflow): New instruction.
7404 (addv_tst<mode>): Likewise.
7405 (subv_tst<mode>): Likewise.
7406 (negv_tst<mode>): Likewise.
7407 (cbranch<mode>4_addv_insn): New splitter and instruction.
7408 (cbranch<mode>4_subv_insn): Likewise.
7409 (cbranch<mode>4_negv_insn): Likewise.
7411 2016-10-20 Richard Biener <rguenther@suse.de>
7413 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
7414 Handle decls possibly not bound.
7415 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
7416 nothing_id for decls that might not be bound if we are interested
7418 (get_constraint_for_component_ref): Deal with that.
7420 2016-10-20 Michael Matz <matz@suse.de>
7423 * common.opt (-fsplit-loops): New flag.
7424 * passes.def (pass_loop_split): Add.
7425 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
7426 (enable_fdo_optimizations): Add loop splitting.
7427 * timevar.def (TV_LOOP_SPLIT): Add.
7428 * tree-pass.h (make_pass_loop_split): Declare.
7429 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
7430 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
7431 * tree-ssa-loop-split.c: New file.
7432 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
7433 * doc/invoke.texi (fsplit-loops): Document.
7434 * doc/passes.texi (Loop optimization): Add paragraph about loop
7437 2016-10-20 Richard Biener <rguenther@suse.de>
7439 * cgraphunit.c (analyze_functions): Set node->definition to
7440 false to signal symbol removal to debug_hooks->late_global_decl.
7441 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
7442 WPA signal symbol removal to the debuginfo machinery.
7443 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
7444 using early_finised to guard the we're called for symbol
7445 removal case look at the symtabs definition flag.
7446 (gen_variable_die): Remove redundant check.
7448 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7450 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
7452 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7454 PR tree-optimization/53979
7455 * match.pd ((a ^ b) | a -> a | b): New pattern.
7457 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
7459 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
7460 config/pa/pa64-hpux-lib.h.
7461 (PA_CRTBEGIN_HACK): Likewise.
7462 (DTOR_LIST_BEGIN): Likewise.
7464 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
7466 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
7467 register only if "in" and "out" are different registers.
7469 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
7471 * omp-low.c (pass_oacc_device_lower::gate): New method.
7472 (execute): Always call execute_oacc_device_lower.
7474 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7476 PR tree-optimization/77916
7477 PR tree-optimization/77937
7478 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
7480 (insert_initializers): Requirement of initializer for -1 should be
7481 based on pointer-typedness of the candidate basis.
7483 2016-10-19 Bin Cheng <bin.cheng@arm.com>
7485 PR tree-optimization/78005
7486 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
7487 upper (included) bound for niters of prolog loop.
7488 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
7489 Compute niters of scalar loop above which vectorized loop is
7490 preferred, as well as the upper (included) bound for the niters.
7491 (vect_do_peeling): Record niter bound for loops accordingly.
7493 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
7496 * tree-core.h (enum tree_index): Put the complex types after their
7498 * tree-streamer.c (verify_common_node_recorded): New function.
7499 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
7501 2016-10-19 Martin Liska <mliska@suse.cz>
7503 * cgraph.h (cgraph_edge::binds_to_current_def_p):
7504 Replace NULL with false as a return value.
7506 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
7508 PR tree-optimization/78024
7509 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
7510 don't clear BB_VISITED after processing.
7512 2016-10-19 Richard Biener <rguenther@suse.de>
7514 * domwalk.c (dom_walker::walk): Use RPO order.
7516 2016-10-19 Richard Biener <rguenther@suse.de>
7518 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
7520 (evrp_dom_walker::~evrp_dom_walker): Free it.
7521 (evrp_dom_walker::stmts_to_remove): Add.
7522 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
7523 whose output we fully propagate for removal. Propagate
7524 into BB destination PHI arguments.
7525 (execute_early_vrp): Remove queued stmts. Dump value ranges
7526 before stmt removal.
7528 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
7530 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
7531 * passes.def: Add two instances of pass_walloca.
7532 * tree-pass.h (make_pass_walloca): New.
7533 * gimple-ssa-warn-alloca.c: New file.
7534 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
7535 -Wvla-larger-than= options.
7537 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
7539 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
7540 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
7542 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
7544 * config/rs6000/altivec.h (vec_xl_len): New macro.
7545 (vec_xst_len): New macro.
7546 (vec_cmpnez): New macro.
7547 (vec_cntlz_lsbb): New macro.
7548 (vec_cnttz_lsbb): New macro.
7549 (vec_xlx): New macro.
7550 (vec_xrx): New macro.
7551 (vec_all_nez): New C++ predicate template.
7552 (vec_any_eqz): New C++ predicate template.
7553 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
7554 conditional compilation.
7555 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
7556 conditional compilation.
7557 (vec_all_nez): New macro.
7558 (vec_any_eqz): New macro.
7559 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
7561 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
7563 * config/rs6000/vector.md (VI): Moved this mode iterator
7564 definition from altivec.md to vector.md.
7565 (UNSPEC_NEZ_P): New value.
7566 (vector_ne_<mode>_p): New expansion for implementation of
7567 vec_all_ne and vec_any_eq built-in functions.
7568 (vector_nez_<mode>_p): New expansion for implementation of
7569 vec_all_nez and vec_any_eqz built-in functions.
7570 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
7571 and vec_any_eq built-in function.
7572 (cr6_test_for_zero): New commentary to explain this expansion.
7573 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
7574 (cr6_test_for_lt): New commentary to explain this expansion.
7575 (cr6_test_for_lt_reverse): New commentary to explain this
7577 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7578 overloaded function prototypes for vec_all_ne, vec_all_nez,
7579 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
7580 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
7582 (altivec_resolve_overloaded_builtin): Modify the handling of
7583 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
7584 the compiler is configured to support TARGET_P9_VECTOR.
7585 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
7586 to explain the special processing that is given to predicate
7587 built-ins introduced using this macro.
7588 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
7589 the special processing given to predicate built-ins introduced
7591 (BU_VSX_P): Likewise.
7592 (BU_P8V_AV_P): Likewise.
7593 (BU_P9V_AV_P): Likewise.
7594 (BU_P9V_AV_X): New macro.
7595 (BU_P9V_64BIT_AV_X): New macro.
7596 (BU_P9V_VSX_3): New macro.
7597 (BU_P9V_OVERLOAD_P): New macro.
7598 (LXVL): New BU_P9V_64BIT_VSX_2.
7599 (VEXTUBLX): New BU_P9V_AV_2.
7600 (VEXTUBRX): Likewise.
7601 (VEXTUHLX): Likewise.
7602 (VEXTUHRX): Likewise.
7603 (VEXTUWLX): Likewise.
7604 (VEXTUWRX): Likewise.
7605 (STXVL): New BU_P9V_64BIT_AV_X.
7606 (VCLZLSBB): New BU_P9V_AV_1.
7607 (VCTZLSBB): Likewise.
7608 (CMPNEB): New BU_P9V_AV_2.
7613 (VCMPNEB_P): New BU_P9V_AV_P.
7614 (VCMPNEH_P): Likewise.
7615 (VCMPNEW_P): Likewise.
7616 (VCMPNED_P): Likewise.
7617 (VCMPNEFP_P): Likewise.
7618 (VCMPNEDP_P): Likewise.
7619 (CMPNEZB): New BU_P9V_AV_2.
7620 (CMPNEZH): Likewise.
7621 (CMPNEZW): Likewise.
7622 (VCMPNEZB_P): New BU_P9V_AV_P.
7623 (VCMPNEZH_P): Likewise.
7624 (VCMPNEZW_P): Likewise.
7625 (LXVL): New BU_P9V_OVERLOAD_2.
7626 (STXVL): New BU_P9V_OVERLOAD_3.
7627 (VEXTULX): New BU_P9V_OVERLOAD_2.
7628 (VEXTURX): Likewise.
7630 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
7631 (VCMPNE_P): Likewise.
7632 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
7633 (VCTZLSBB): Likewise.
7634 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
7635 comment to explain mode used for scratch register.
7636 (altivec_expand_stxvl_builtin): New function.
7637 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
7638 (altivec_init_builtins): Add initialized variable
7639 void_ftype_v16qi_pvoid_long and use this type to define the
7640 built-in function __builtin_altivec_stxvl.
7641 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
7642 (UNSPEC_STXVL): New value.
7643 (UNSPEC_VCLZLSBB): New value.
7644 (UNSPEC_VCTZLSBB): New value.
7645 (UNSPEC_VEXTUBLX): New value.
7646 (UNSPEC_VEXTUHLX): New value.
7647 (UNSPEC_VEXTUWLX): New value.
7648 (UNSPEC_VEXTUBRX): New value.
7649 (UNSPEC_VEXTUHRX): New value.
7650 (UNSPEC_VEXTUWRX): New value.
7651 (UNSPEC_VCMPNEB): New value.
7652 (UNSPEC_VCMPNEZB): New value.
7653 (UNSPEC_VCMPNEH): New value.
7654 (UNSPEC_VCMPNEZH): New value.
7655 (UNSPEC_VCMPNEW): New value.
7656 (UNSPEC_VCMPNEZW): New value.
7657 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7658 vector of integer modes.
7659 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7660 vector of float or double modes.
7661 (*vector_nez_<mode>_p): New insn for vector test all not equal or
7663 (lxvl): New expand for load VSX vector with length.
7664 (*lxvl): New insn for load VSX vector with length.
7665 (stxvl): New expand for store VSX vector with length.
7666 (*stxvl): New insn for store VSX vector with length.
7667 (vcmpneb): New insn for vector of byte compare not equal.
7668 (vcmpnezb): New insn for vector of byte compare not equal or zero.
7669 (vcmpneh): New insn for vector of half word compare not equal.
7670 (vcmpnezh): New insn for vector of half word compare not equal or
7672 (vcmpnew): New insn for vector of word compare not equal.
7673 (vcmpne<VSs>): New insn for vector of float or double compare not
7675 (vcmpnezw): New insn for vector of word compare not equal or zero.
7676 (vclzlsbb): New insn for vector count leading zero
7677 least-significant bits byte.
7678 (vctzlsbb): New insn for vector count trailing zero least
7679 signficant bits byte.
7680 (vextublx): New insn for vector extract unsigned byte left
7682 (vextubrx): New insn for vector extract unsigned byte right
7684 (vextuhlx): New insn for vector extract unsigned half word left
7686 (vextuhrx): New insn for vector extract unsigned half word right
7688 (vextuwlx): New insn for vector extract unsigned word left
7690 (vextuwrx): New insn for vector extract unsigned word right
7692 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
7693 clarify intent of this constant.
7694 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
7695 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
7696 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
7697 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
7698 and vec_xrx functions.
7700 2016-10-18 Andrew Pinski <apinski@cavium.com>
7703 * predict.c (is_exit_with_zero_arg): New function.
7704 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
7707 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
7710 * config/i386/i386.c (legitimize_tls_address)
7711 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
7712 convert dest to Pmode if different than Pmode.
7714 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7716 PR tree-optimization/77916
7717 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
7718 stopgap fix, as pointers with -1 increment are still broken.
7720 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
7722 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
7723 mapping class decoration from here...
7724 (rs6000_xcoff_encode_section): ...to here.
7726 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
7727 if shrink-wrapping and optimizing for speed.
7729 2016-10-18 Richard Biener <rguenther@suse.de>
7731 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
7732 not visited but non-executable predecessors. Return taken edge.
7733 Simplify conditions and refactor propagation vs. folding step.
7735 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
7737 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
7738 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
7739 (rs6000_get_separate_components): Assert we do not have those
7740 strategies selected.
7742 2016-10-18 Richard Biener <rguenther@suse.de>
7744 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
7745 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
7747 (substitute_and_fold_dom_walker): Adjust constructor.
7748 (substitute_and_fold_dom_walker::before_dom_children): Remove
7749 do_dce flag and handling (always true).
7750 (substitute_and_fold): Likewise.
7751 * tree-vrp.c (vrp_finalize): Adjust.
7752 (execute_early_vrp): Remove final BB_VISITED clearing.
7753 * tree-ssa-ccp.c (ccp_finalize): Adjust.
7754 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7755 * ira.c (ira): Call clear_bb_flags.
7757 2016-10-18 Richard Biener <rguenther@suse.de>
7759 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
7760 get at the operand to look at with TREE_OPERAND for generic
7763 2016-10-18 David Malcolm <dmalcolm@redhat.com>
7765 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
7767 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
7768 (write_test_expr): Use rtx_reader_ptr for calls to
7770 (write_attr_value): Likewise.
7771 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
7772 call to print_md_ptr_loc.
7773 (write_one_condition): Likewise for calls to print_c_condition.
7774 * genconstants.c: Include "statistics.h" and "vec.h".
7775 (main): Update for conversion to member functions.
7776 * genemit.c (emit_c_code): Use rtx_reader_ptr for
7777 call to print_md_ptr_loc.
7778 * genenums.c: Include "statistics.h" and "vec.h".
7779 (main): Update for conversion of traverse_enum_types to a method.
7780 * genmddeps.c: Include "statistics.h" and "vec.h".
7781 * genoutput.c (process_template): Use rtx_reader_ptr for call to
7783 * genpreds.c (write_predicate_subfunction): Likewise.
7784 (write_predicate_expr): Likewise for calls to print_c_condition.
7785 * genrecog.c (print_test): Likewise.
7786 * gensupport.c (process_rtx): Likewise for calls to
7787 copy_md_ptr_loc and join_c_conditions.
7788 (alter_test_for_insn): Likewise for call to join_c_conditions.
7789 (process_substs_on_one_elem): Likewise.
7790 (gen_mnemonic_setattr): Update for move of string_obstack to a
7791 field of rtx_reader.
7792 (mnemonic_htab_callback): Likewise. Fix formatting.
7793 (gen_mnemonic_attr): Likewise.
7794 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
7795 to print_c_condition.
7796 * read-md.c: Include "statistics.h" and "vec.h".
7797 (string_obstack): Convert this global to field "m_string_obstack"
7798 of class rtx_reader.
7799 (ptr_locs): Likewise, as "m_ptr_locs".
7800 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
7801 (joined_conditions): Likewise, as "m_joined_conditions".
7802 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
7803 (md_constants): Likewise, as "m_md_constants".
7804 (enum_types): Likewise, as "m_enum_types".
7805 (set_md_ptr_loc): Convert to...
7806 (rtx_reader::set_md_ptr_loc): ...member function.
7807 (get_md_ptr_loc): Convert to...
7808 (rtx_reader::get_md_ptr_loc): ...member function.
7809 (copy_md_ptr_loc): Convert to...
7810 (rtx_reader::copy_md_ptr_loc): ...member function.
7811 (fprint_md_ptr_loc): Convert to...
7812 (rtx_reader::fprint_md_ptr_loc): ...member function.
7813 (print_md_ptr_loc): Convert to...
7814 (rtx_reader::print_md_ptr_loc): ...member function.
7815 (join_c_conditions): Convert to...
7816 (rtx_reader::join_c_conditions): ...member function.
7817 (fprint_c_condition): Convert to...
7818 (rtx_reader::fprint_c_condition): ...member function.
7819 (print_c_condition): Convert to...
7820 (rtx_reader::print_c_condition): ...member function.
7821 (read_name): Convert to...
7822 (rtx_reader::read_name): ...member function.
7823 (read_escape): Convert to...
7824 (rtx_reader::read_escape): ...member function.
7825 (read_quoted_string): Convert to...
7826 (rtx_reader::read_quoted_string): ...member function.
7827 (read_braced_string): Convert to...
7828 (rtx_reader::read_braced_string): ...member function.
7829 (read_string): Convert to...
7830 (rtx_reader::read_string): ...member function.
7831 (read_skip_construct): Convert to...
7832 (rtx_reader::read_skip_construct): ...member function.
7833 (handle_constants): Convert to...
7834 (rtx_reader::handle_constants): ...member function.
7835 (traverse_md_constants): Convert to...
7836 (rtx_reader::traverse_md_constants): ...member function.
7837 (handle_enum): Convert to...
7838 (rtx_reader::handle_enum): ...member function.
7839 (lookup_enum_type): Convert to...
7840 (rtx_reader::lookup_enum_type): ...member function.
7841 (traverse_enum_types): Convert to...
7842 (rtx_reader::traverse_enum_types): ...member function.
7843 (rtx_reader::rtx_reader): Move initializations
7844 of various former global data from rtx_reader::read_md_files to
7845 here, as fields, along with the call to unlock_std_streams.
7846 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
7848 (rtx_reader::read_md_files): Move initializations of various
7849 global data from here to the ctor.
7850 * read-md.h (read_name): Convert to...
7851 (rtx_reader::read_name): ...member function.
7852 (rtx_reader::read_escape): New method decl.
7853 (read_quoted_string): Convert to...
7854 (rtx_reader::read_quoted_string): ...member function.
7855 (rtx_reader::read_braced_string): New method decl.
7856 (read_string): Convert to...
7857 (rtx_reader::read_string): ...member function.
7858 (rtx_reader::read_skip_construct): New method decl.
7859 (rtx_reader::set_md_ptr_loc): New method decl.
7860 (rtx_reader::get_md_ptr_loc): New method decl.
7861 (copy_md_ptr_loc): Convert to...
7862 (rtx_reader::copy_md_ptr_loc): ...member function.
7863 (fprint_md_ptr_loc): Convert to...
7864 (rtx_reader::fprint_md_ptr_loc): ...member function.
7865 (print_md_ptr_loc): Convert to...
7866 (rtx_reader::print_md_ptr_loc): ...member function.
7867 (rtx_reader::lookup_enum_type): New method decl.
7868 (rtx_reader::traverse_enum_types): New method decl.
7869 (rtx_reader::handle_constants): New method decl.
7870 (traverse_md_constants): Convert to...
7871 (rtx_reader::traverse_md_constants): ...member function.
7872 (rtx_reader::handle_enum): New method decl.
7873 (rtx_reader::join_c_conditions): New method decl.
7874 (fprint_c_condition): Convert to...
7875 (rtx_reader::fprint_c_condition): ...member function.
7876 (print_c_condition): Convert to...
7877 (rtx_reader::print_c_condition): ...member function.
7878 (rtx_reader::apply_iterator_to_string): New method decl.
7879 (rtx_reader::copy_rtx_for_iterators): New method decl.
7880 (rtx_reader::read_conditions): New method decl.
7881 (rtx_reader::record_potential_iterator_use): New method decl.
7882 (rtx_reader::read_mapping): New method decl.
7883 (rtx_reader::read_rtx): New method decl.
7884 (rtx_reader::read_rtx_code): New method decl.
7885 (rtx_reader::read_rtx_operand): New method decl.
7886 (rtx_reader::read_nested_rtx): New method decl.
7887 (rtx_reader::read_rtx_variadic): New method decl.
7888 (rtx_reader::get_string_obstack): New method.
7889 (rtx_reader::get_md_constants): New method.
7890 (string_obstack): Convert global variable decl to...
7891 (rtx_reader::m_string_obstack): ...this new field.
7892 (rtx_reader::m_ptr_locs): New field.
7893 (rtx_reader::m_ptr_loc_obstack): New field.
7894 (rtx_reader::m_joined_conditions): New field.
7895 (rtx_reader::m_joined_conditions_obstack): New field.
7896 (rtx_reader::m_md_constants): New field.
7897 (rtx_reader::m_enum_types): New field.
7898 * read-rtl.c (apply_iterator_to_string): Convert to...
7899 (rtx_reader::apply_iterator_to_string): ...member function.
7900 (copy_rtx_for_iterators): Convert to...
7901 (rtx_reader::copy_rtx_for_iterators): ...member function.
7902 (add_condition_to_string): Use rtx_reader_ptr for
7903 calls join_c_conditions.
7904 (apply_iterators): Use rtx_reader_ptr for calls to
7905 join_c_conditions and copy_rtx_for_iterators.
7906 (read_conditions): Convert to...
7907 (rtx_reader::read_conditions): ...member function.
7908 (record_potential_iterator_use): Convert to...
7909 (rtx_reader::record_potential_iterator_use): ...member function.
7910 (read_mapping): Convert to...
7911 (rtx_reader::read_mapping): ...member function.
7912 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
7913 (read_rtx): Convert to...
7914 (rtx_reader::read_rtx): ...member function.
7915 (read_rtx_code): Convert to...
7916 (rtx_reader::read_rtx_code): ...member function.
7917 (read_rtx_operand): Convert to...
7918 (rtx_reader::read_rtx_operand): ...member function. Update for move
7919 of string_obstack to a field.
7920 (read_nested_rtx): Convert to..
7921 (rtx_reader::read_nested_rtx): ...member function.
7922 (read_rtx_variadic): Convert to..
7923 (rtx_reader::read_rtx_variadic): ...member function.
7925 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7927 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
7929 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7931 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
7932 for pointer type too.
7933 (ipcp_update_vr): set_ptr_nonnull for pointer.
7935 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7937 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
7938 pt_solution_singleton_p.
7939 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
7940 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
7941 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
7942 pointer nonnull computed by VRP.
7943 Also Conservatively set pt.null to 1.
7944 (pt_solution_reset): Conservatively set pt.null to 1.
7945 (pt_solution_singleton_or_null_p): Renamed from
7946 pt_solution_singleton_p.
7947 * tree-ssanames.h (set_ptr_nonnull): Declare.
7948 (get_ptr_nonnull): Likewise.
7949 * tree-ssanames.c (set_ptr_nonnull): New.
7950 (get_ptr_nonnull): Likewise.
7951 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
7952 (evrp_dom_walker::before_dom_children): Likewise.
7954 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7956 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7957 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7958 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7959 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7960 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
7961 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7962 (rs6000_option_override_internal): Clear it if ABI_AIX.
7963 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7964 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
7966 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7968 * gimple-ssa-strength-reduction.c (record_increment): Remove
7971 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7973 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
7974 that the result is non-zero if it is true.
7975 (maybe_expand_shift): New wrapper around expand_shift_1.
7976 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
7978 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7980 PR tree-optimization/77916
7981 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
7982 Don't allow a MINUS_EXPR for pointer arithmetic for either known
7984 (record_increment): Increments of -1 for unknown strides just use
7985 a multiply initializer like other negative values.
7986 (analyze_increments): Remove stopgap solution for -1 increment
7987 applied to pointer arithmetic.
7989 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
7991 * dominance.c (dom_info::dom_info): Add new constructor for region
7992 which is vector of basic blocks.
7993 (dom_init): New method to initialize members common for both
7995 (dom_info::dom_info): Invoke dom_init for partial initialization.
7996 (dom_info::get_idom): Add check to corner cases on basic blocks which
7998 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
7999 to detect unreachable bbs.
8000 (dom_info::calc_idoms): Likewise.
8001 (compute_dom_fast_query_in_region): New function.
8002 (calculate_dominance_info_for_region): Likewise.
8003 (free_dominance_info_for_region): Likewise.
8004 * dominance.h: Add prototypes for introduced region-based functions
8005 * tree-if-conv.c (build_region): New function.
8006 (if_convertible_loop_p_1): Invoke local version of post-dominators
8007 calculation before basic block predication with subsequent freeing
8008 post-dominator info.
8009 (tree_if_conversion): Remove free of post-dominator info
8010 (pass_if_conversion::execute): Delete detection of infinite loops
8011 and fake edges to exit block since post-dominator calculation is
8012 performed per if-converted loop only.
8014 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
8017 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
8018 register explicitly.
8019 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
8020 optimizing for size.
8022 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8024 * config/aarch64/aarch64.c: Delete inclusion of
8025 cortex-a57-fma-steering.h.
8026 (aarch64_override_options): Delete call
8027 to aarch64_register_fma_steering.
8028 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
8029 * config/aarch64/cortex-a57-fma-steering.h: Delete.
8030 * config/aarch64/aarch64-passes.def: New file.
8031 * config/aarch64/cortex-a57-fma-steering.c
8032 (aarch64_register_fma_steering): Delete definition.
8033 (make_pass_fma_steering): Remove static qualifier.
8034 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
8035 (cortex-a57-fma-steering.o): Remove dependency on
8036 cortex-a57-fma-steering.h.
8038 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
8040 * explow.c (validize_mem): Do not modify the argument in-place.
8042 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
8044 * tree-streamer.c (record_common_node): Explicitly list expected
8047 2016-10-17 Richard Biener <rguenther@suse.de>
8049 PR tree-optimization/77988
8050 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
8052 2016-10-17 Marek Polacek <polacek@redhat.com>
8054 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
8056 2016-10-17 Richard Biener <rguenther@suse.de>
8058 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
8061 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8063 PR tree-optimization/71636
8064 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
8066 2016-10-17 Richard Biener <rguenther@suse.de>
8068 * gimplify.c (gimplify_function_tree): Do not move the outer
8071 2016-10-17 Jakub Jelinek <jakub@redhat.com>
8073 * langhooks.h (struct lang_hooks_for_decls): Remove
8074 function_decl_explicit_p, function_decl_deleted_p and
8075 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
8076 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
8077 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
8078 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
8079 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
8080 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
8081 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
8082 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
8083 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
8084 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
8085 * langhooks.c (lhd_decl_dwarf_attribute): New function.
8086 * dwarf2out.c (gen_subprogram_die): Use
8087 lang_hooks.decls.decl_dwarf_attribute instead of
8088 lang_hooks.decls.function_decl_*.
8090 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
8094 * common.opt (-ftrampolines): New option.
8095 * doc/invoke.texi (Code Gen Options): Document it.
8096 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
8097 * doc/tm.texi: Regenerate.
8098 * builtins.def: Add init_descriptor and adjust_descriptor.
8099 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
8100 on platforms with descriptors.
8101 (expand_builtin_init_descriptor): New function.
8102 (expand_builtin_adjust_descriptor): Likewise.
8103 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
8104 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
8105 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
8106 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
8107 Set STATIC_CHAIN_REG_P on the static chain register, if any.
8108 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
8109 (expand_call): Likewise. Move around call to prepare_call_address
8110 and pass all flags to it.
8111 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
8112 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
8113 (gimple_call_set_by_descriptor): New setter.
8114 (gimple_call_by_descriptor_p): New getter.
8115 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
8116 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
8117 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
8118 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8119 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
8120 * rtl.h (STATIC_CHAIN_REG_P): New macro.
8121 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
8122 * target.def (custom_function_descriptors): New POD hook.
8123 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
8124 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
8125 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
8126 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
8127 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
8128 (build_common_builtin_nodes): Initialize init_descriptor and
8130 * tree-nested.c: Include target.h.
8131 (struct nesting_info): Add 'any_descr_created' field.
8132 (get_descriptor_type): New function.
8133 (lookup_element_for_decl): New function extracted from...
8134 (create_field_for_decl): Likewise.
8135 (lookup_tramp_for_decl): ...here. Adjust.
8136 (lookup_descr_for_decl): New function.
8137 (convert_tramp_reference_op): Deal with descriptors.
8138 (build_init_call_stmt): New function extracted from...
8139 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
8140 * defaults.h (FUNCTION_ALIGNMENT): Define.
8141 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
8142 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8143 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
8144 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
8145 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
8147 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
8149 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
8150 constants in CONST_VECTORs.
8152 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
8154 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
8155 register as destination of bmask.
8156 (vector_init_bshuffle): Likewise.
8157 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
8158 (bmaskdi_vis): Enable only in 64-bit mode.
8160 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
8162 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
8163 make LR a separately shrink-wrapped component unless savres_strategy
8164 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
8165 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
8166 wrapping when not both {SAVE,REST}_INLINE_GPRS.
8168 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
8170 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
8171 and keep looping on failure.
8173 2016-10-14 David Malcolm <dmalcolm@redhat.com>
8175 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
8177 (print_rtx_function): Update example in comment for...
8178 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
8179 non-virtual pseudos with a '%' sigil followed by the regno, offset
8180 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
8181 pseudo is dumped as "%0".
8183 2016-10-14 Jakub Jelinek <jakub@redhat.com>
8186 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
8189 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
8191 * config/sparc/sparc-passes.def: New file.
8192 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
8193 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
8194 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
8196 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
8198 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
8199 loop peel to loops with exit test at the beginning.
8201 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
8203 PR rtl-optimization/68212
8204 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
8205 frequency when computing scale factor for peeled copies.
8206 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
8207 values for switch/peel blocks/edges.
8209 2016-10-14 Pedro Alves <palves@redhat.com>
8211 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
8213 2016-10-14 Catherine Moore <clm@codesourcery.com>
8215 * config/mips/mips.c (mips_prepare_pch_save): Initialize
8216 micromips_globals to zero.
8218 2016-10-14 Richard Biener <rguenther@suse.de>
8220 PR tree-optimization/77979
8221 * tree-vrp.c (compare_name_with_value): Handle released SSA names
8222 in the equivalency sets.
8223 (compare_names): Likewise.
8225 2016-10-14 Martin Liska <mliska@suse.cz>
8227 * builtins.h(target_char_cst_p): Declare the function.
8228 * builtins.c (fold_builtin_memchr): Remove.
8229 (target_char_cst_p): Move the function from gimple-fold.c.
8230 (fold_builtin_3): Do not call the function.
8231 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
8232 (gimple_fold_builtin): Call the function.
8233 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
8235 2016-10-14 Martin Liska <mliska@suse.cz>
8237 * builtins.c (fold_builtin_strcmp): Remove function.
8238 (fold_builtin_strncmp): Likewise.
8239 (fold_builtin_2): Remove call of the function.
8240 (fold_builtin_3): Likewise.
8241 * fold-const-call.c (fold_const_call): Add constant folding
8242 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
8243 * fold-const-call.h (build_cmp_result): Declare the function.
8244 * gimple-fold.c (gimple_load_first_char): New function.
8245 (gimple_fold_builtin_string_compare): Likewise.
8246 (gimple_fold_builtin): Call the function.
8248 2016-10-14 Nathan Sidwell <nathan@acm.org>
8250 * gcov-io.c (gcov_open): Deconstify 'mode'.
8252 2016-10-14 Martin Liska <mliska@suse.cz>
8254 * fold-const.c (c_getstr): Support of properly \0-terminated
8255 string constants. New argument is added.
8256 * fold-const.h: New argument is added.
8258 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8260 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
8262 (aarch64_print_hint_for_core): Likewise.
8263 (aarch64_print_hint_for_arch): Likewise.
8264 (aarch64_validate_march): Use it. Fix indentation in type signature.
8265 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
8266 (aarch64_validate_mtune): Likewise.
8267 (aarch64_handle_attr_arch): Likewise.
8268 (aarch64_handle_attr_cpu): Likewise.
8269 (aarch64_handle_attr_tune): Likewise.
8271 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8273 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
8276 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
8278 * config/m68k/m68k.c (m68k_option_override): Check
8279 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
8280 instead of stack_limit_rtx.
8282 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8284 * dwarf2out.c (gen_member_die): Handle inline static data member
8287 2016-10-13 Nathan Sidwell <nathan@acm.org>
8289 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
8290 gcov_var.mode. Remove unnecessary fstat.
8292 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
8295 * function.c (thread_prologue_and_epilogue_insns): Call all
8296 make_*logue_seq in the same order as traditional. Call them
8297 all a second time if shrink_wrapped_separate.
8299 2016-10-13 Marek Polacek <polacek@redhat.com>
8301 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8302 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
8305 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8307 PR tree-optimization/77937
8308 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
8309 to infinite when we have a pointer with an increment of -1.
8311 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8313 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
8315 * memmodel.h: This file.
8316 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
8317 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
8318 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
8319 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
8320 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
8321 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
8322 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
8323 compare-elim.c, config/aarch64/aarch64-builtins.c,
8324 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
8325 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
8326 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
8327 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
8328 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
8329 config/darwin.c, config/epiphany/epiphany.c,
8330 config/epiphany/mode-switch-use.c,
8331 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
8332 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
8333 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
8334 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
8335 config/m68k/m68k.c, config/mcore/mcore.c,
8336 config/microblaze/microblaze.c, config/mmix/mmix.c,
8337 config/mn10300/mn10300.c, config/moxie/moxie.c,
8338 config/msp430/msp430.c, config/nds32/nds32-cost.c,
8339 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
8340 config/nds32/nds32-memory-manipulation.c,
8341 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
8342 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
8343 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
8344 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
8345 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
8346 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
8347 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
8348 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
8349 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
8350 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
8351 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
8352 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
8353 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
8354 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
8355 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
8356 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
8357 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
8358 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
8359 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
8360 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
8361 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
8362 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
8363 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
8364 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
8365 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
8366 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
8367 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
8368 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
8369 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
8370 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
8371 var-tracking.c, varasm.c: Include memmodel.h.
8372 * genattrtab.c (write_header): Include memmodel.h in generated file.
8373 * genautomata.c (main): Likewise.
8374 * gengtype.c (open_base_files): Likewise.
8375 * genopinit.c (main): Likewise.
8376 * genconditions.c (write_header): Include memmodel.h earlier in
8378 * genemit.c (main): Likewise.
8379 * genoutput.c (output_prologue): Likewise.
8380 * genpeep.c (main): Likewise.
8381 * genpreds.c (write_insn_preds_c): Likewise.
8382 * genrecog.c (write_header): Likewise.
8383 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
8385 2016-10-13 David Malcolm <dmalcolm@redhat.com>
8387 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
8388 for new "compact" param of print_rtx_function. Check for "cinsn"
8390 * print-rtl-function.c (flag_compact): New decl.
8391 (print_rtx_function): Add param "compact" and use it to set
8392 flag_compact, adding a description of the effect to the leading
8393 comment, and updating the example output.
8394 * print-rtl.c (flag_compact): New variable.
8395 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
8397 (print_rtx_operand_code_i): When printing source locations, wrap
8398 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
8399 (print_rtx_operand_code_r): Don't print regnos for hard regs and
8400 virtuals in compact mode.
8401 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
8402 apart from in LABEL_REFs.
8403 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
8404 Don't print basic block ids in compact mode.
8405 (print_rtx): In compact mode, prefix the code of insns with "c",
8406 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
8407 * print-rtl.h (print_rtx_function): Add "compact" param.
8409 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
8411 * arm.h (TARGET_VFP): Delete.
8412 (TARGET_VFPD32): Remove references to TARGET_VFP.
8413 (TARGET_VFP3, TARGET_VFP5): Likewise.
8414 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
8415 (TARGET_NEON_FP16): Likewise.
8416 (TARGET_FMA): Likewise.
8417 (TARGET_CRYPTO): Likewise.
8418 (TARGET_NEON): Likewise.
8419 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
8420 (FUNCTION_ARG_REGNO_P): Likewise.
8421 * arm.c (arm_option_check_internal): Likewise.
8422 (arm_option_override): Likewise.
8423 (use_return_insn): Likewise.
8424 (arm_function_value_regno_p): Likewise.
8425 (arm_apply_result_size): Likewise.
8426 (use_vfp_abi): Likewise.
8427 (arm_legitimate_address_outer_p): Likewise.
8428 (thumb2_legitimate_address_p): Likewise.
8429 (arm_legitimate_index_p): Likewise.
8430 (thumb2_legitimate_index_p): Likewise.
8431 (arm_legitimate_address): Likewise.
8432 (arm_get_vfp_saved_size): Likewise.
8433 (arm_emit_vfp_multi_reg_pop): Likewise.
8434 (arm_get_frame_offsets): Likewise.
8435 (arm_save_coproc_regs): Likewise.
8436 (arm_hard_regno_mode_ok): Likewise.
8437 (arm_expand_epilogue_apcs_frame): Likewise.
8438 (arm_expand_epilogue): Likewise.
8439 (arm_file_start): Likewise.
8440 (arm_conditional_register_usage): Likewise.
8441 (arm_validize_comparison): Use vfp_compare_operand directly.
8442 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
8443 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
8445 (arm_atomic_assign_expand_fenv): Likewise.
8446 * arm.md (divsf3): Likewise.
8447 (arm_negsi2): Likewise.
8449 (arm_movdi): Likewise.
8450 (arm_movt): Likewise.
8451 (cbranchsf4): Change predicate to vfp_compare_operand.
8452 (cbranchdf4): Change predicate to vfp_compare_operand.
8453 (cstorehf4): Change predicate to vfp_compare_operand.
8454 (cstoresf4): Change predicate to vfp_compare_operand.
8455 (cstoredf4): Change predicate to vfp_compare_operand.
8456 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
8457 (movhi_insn_arch4, movhi_bytes): Likewise.
8458 * constraints.md (Dt): Likewise.
8460 * iterators.md (SDF): Likewise.
8461 * predicates.md (arm_float_compare_operand): Delete.
8462 (const_double_vcvt_power_of_two_reciprocal): Remove references to
8464 (const_double_vcvt_power_of_two): Likewise.
8465 * thumb2.md thumb2_movsi_insn): Likewise.
8466 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
8467 (movhf_vfp): Likewise.
8468 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
8469 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
8470 (movsf_vfp, thumb2_movsf_vfp): Likewise.
8471 (movdf_vfp, thumb2_movdf_vfp): Likewise.
8472 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
8473 (subsf3_vfp, divsf3_vfp): Likewise.
8474 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
8475 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
8476 (mulsf3negsfsubsf_vfp): Likewise.
8477 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
8478 (floatunssisf2, sqrtsf2_vfp): Likewise.
8479 (movcc_vfp): Likewise.
8480 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
8481 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
8482 (push_multi_vfp): Likewise.
8483 (set_fpscr, get_fpscr): Likewise.
8484 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
8486 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
8488 * arm.h (TARGET_VFP): Unconditionally define to 1.
8489 (arm_fpu_desc): Remove 'model' field.
8490 (TARGET_FPU_MODEL): Delete.
8491 * arm.c (all_fpus): Don't initialize the model field.
8492 (arm_can_inline_p): Don't check the FPU model.
8493 * arm-fpus.def: Remove redundant model field from all FPU
8496 2016-10-13 Richard Biener <rguenther@suse.de>
8499 * genmatch.c (struct capture): Add value_match member.
8500 (commutate): Preserve value_match.
8501 (lower_opt_convert): Likewise.
8502 (lower_cond): Likewise.
8503 (replace_id): Likewise.
8504 (struct dt_operand): Add value_match member.
8505 (decision_tree::cmp_node): Compare it.
8506 (decision_tree::insert_operand): Honor it when finding and
8507 when appending a DT_MATCH.
8508 (dt_operand::gen_match_op): Generate a type check after
8509 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
8510 (parser::get_internal_capture_id): New helper.
8511 (parser::finish_match_operand): New function lowering @@<id>.
8512 (parser::parse_capture): Parse @@<id> as value-match.
8513 (parser::parse_expr): Use get_internal_capture_id.
8514 (parser::parse_simplify): Call finish_match_operand.
8515 (walk_captures): New helper.
8516 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
8518 ((X /[ex] A) * A -> X): Likewise.
8519 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
8520 convert[12] and value-matching.
8521 ((A | B) & (A | C) -> A | (B & C)): Likewise.
8522 ((X | Y) | Y -> X | Y): Likewise.
8523 ((X ^ Y) ^ Y -> X): Likewise.
8524 (A - (A & B) -> ~B & A): Likewise.
8525 ((T)(P + A) - (T)P -> (T) A): Likewise.
8526 ((T)P - (T)(P + A) -> -(T) A): Likewise.
8527 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
8528 * doc/match-and-simplify.texi: Amend capture section.
8530 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
8532 * config/arc/arc.md (umul_600): Remove predicated variant.
8533 (umul64_600): Likewise.
8535 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
8537 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
8539 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8541 * tree-vect-loop.c (loop_niters_no_overflow): New func.
8542 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
8543 no-overflow information to vect_do_peeling_for_loop_bound and
8544 vect_gen_vector_loop_niters.
8546 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8548 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
8551 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8553 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
8554 adjust_vec automatically.
8555 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
8556 param exit_bb to guard_to.
8557 (slpeel_checking_verify_cfg_after_peeling):
8558 (set_prologue_iterations):
8559 (create_lcssa_for_virtual_phi): New func which is factored out from
8560 slpeel_tree_peel_loop_to_edge.
8561 (slpeel_tree_peel_loop_to_edge):
8562 (iv_phi_p): New func.
8563 (vect_can_advance_ivs_p): Call iv_phi_p.
8564 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
8565 new gimple stmts in basic block.
8566 (vect_gen_niters_for_prolog_loop): Rename to...
8567 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
8568 adjust implementation.
8569 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
8570 sizetype if necessary.
8571 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
8572 it to external function.
8573 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
8574 (vect_gen_vector_loop_niters_mult_vf): New.
8575 (slpeel_update_phi_nodes_for_loops): New.
8576 (slpeel_update_phi_nodes_for_guard1): Reimplement.
8577 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
8578 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
8579 * tree-vect-loop.c (vect_build_loop_niters): Move to file
8580 tree-vect-loop-manip.c
8581 (vect_generate_tmps_on_preheader): Delete.
8582 (vect_transform_loop): Rename vectorization_factor to vf. Call
8583 vect_do_peeling instead of vect_do_peeling-* functions.
8584 * tree-vectorizer.h (vect_do_peeling): New decl.
8585 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
8586 (vect_do_peeling_for_loop_bound): Delete.
8587 (vect_do_peeling_for_alignment): Delete.
8589 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8591 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
8592 duplicated loop after its preheader and after the original loop.
8594 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8596 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
8597 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
8599 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8601 * tree-vect-loop.c (vectorizable_live_operation): Support handling
8602 for live variable outside loop but not in lcssa form.
8604 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8606 * cfg.c (reset_original_copy_tables): New func.
8607 * cfg.h (reset_original_copy_tables): New decl.
8609 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8612 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
8614 * varasm.c (default_binds_local_p_3): Formatting fix.
8616 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8618 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
8620 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
8621 Remove useless code.
8623 2016-10-13 Martin Liska <mliska@suse.cz>
8625 PR tree-optimization/77943
8626 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
8627 a different EH landing pads.
8629 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8632 * hooks.h (hook_tree_void_null): Declare.
8633 * hooks.c (hook_tree_void_null): New function.
8634 * langhooks.c (lhd_return_null_tree_v): Remove.
8635 * langhooks-def.h (lhd_return_null_tree_v): Remove.
8636 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
8637 set y to const0_rtx.
8638 * function.c (stack_protect_epilogue): Likewise.
8639 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
8640 if TARGET_THREAD_SSP_OFFSET is defined.
8641 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8642 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8643 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8644 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8645 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8646 (ix86_stack_protect_guard): New function.
8648 2016-10-13 Richard Biener <rguenther@suse.de>
8650 * dwarf2out.c (tree_add_const_value_attribute): Do not try
8651 rtl_for_decl_init during early phase.
8652 (gen_variable_die): Do not create locations during early phase.
8653 (gen_label_die): Likewise.
8654 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
8657 2016-10-12 Richard Biener <rguenther@suse.de>
8659 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
8660 try_add_new_range and made to eturn new range.
8661 (evrp_dom_walker::before_dom_children): Push op1 value range before
8662 pushing op0 value range.
8664 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8666 PR tree-optimization/77937
8667 * gimple-ssa-strength-reduction.c (analyze_increments): Use
8668 POINTER_TYPE_P on the candidate type to determine whether
8669 candidates in this chain require pointer arithmetic.
8671 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
8673 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
8674 correction if the type is smaller than a word.
8675 (visium_select_cc_mode): Add ... fall through ... comment.
8677 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8679 * config/rs6000/rs6000.c (machine_function): Add new fields
8680 gpr_is_wrapped_separately and lr_is_wrapped_separately.
8681 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
8682 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
8683 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
8684 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
8685 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
8686 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
8687 (rs6000_get_separate_components): New function.
8688 (rs6000_components_for_bb): New function.
8689 (rs6000_disqualify_components): New function.
8690 (rs6000_emit_prologue_components): New function.
8691 (rs6000_emit_epilogue_components): New function.
8692 (rs6000_set_handled_components): New function.
8693 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
8694 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
8695 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
8696 (rs6000_emit_epilogue): Don't emit GPR restores if
8697 gpr_is_wrapped_separately for that register. Don't make a
8698 REG_CFA_RESTORE note for registers we did not restore, either.
8700 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8702 * function.c (thread_prologue_and_epilogue_insns): Call
8703 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
8704 if it has possibly changed. Compute the split_prologue_seq and
8705 epilogue_seq later, too.
8706 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
8707 (dump_components): New function.
8708 (struct sw): New struct.
8710 (init_separate_shrink_wrap): New function.
8711 (fini_separate_shrink_wrap): New function.
8712 (place_prologue_for_one_component): New function.
8713 (spread_components): New function.
8714 (disqualify_problematic_components): New function.
8715 (emit_common_heads_for_components): New function.
8716 (emit_common_tails_for_components): New function.
8717 (insert_prologue_epilogue_for_components): New function.
8718 (try_shrink_wrapping_separate): New function.
8719 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
8721 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8723 * regrename.c (build_def_use): Invalidate chains that have a
8724 REG_CFA_RESTORE on some instruction.
8726 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8728 * dce.c (delete_unmarked_insns): Don't delete instructions with
8729 a REG_CFA_RESTORE note.
8731 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8733 * common.opt (-fshrink-wrap-separate): New flag.
8734 * doc/invoke.texi: Document it.
8735 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
8736 * doc/tm.texi: Regenerate.
8737 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
8738 * target.def (shrink_wrap): New hook vector.
8739 (get_separate_components, components_for_bb, disqualify_components,
8740 emit_prologue_components, emit_epilogue_components,
8741 set_handled_components): New hooks.
8743 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8745 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
8746 vector return by reference only if -Wpsabi.
8747 (rs6000_pass_by_reference): Similarly, for argument passing.
8749 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8751 * function-tests.c: Include "print-rtl.h".
8752 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
8753 function, and verify what is dumped.
8754 * print-rtl-function.c (print_edge): New function.
8755 (begin_any_block): New function.
8756 (end_any_block): New function.
8757 (can_have_basic_block_p): New function.
8758 (print_rtx_function): Track the basic blocks of insns in the
8759 chain, wrapping those that are within blocks within "(block)"
8760 directives. Remove the "(cfg)" directive.
8762 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8764 * selftest.c (selftest::read_file): New function.
8765 (selftest::test_read_file): New function.
8766 (selftest::selftest_c_tests): Call test_read_file.
8767 * selftest.h (selftest::read_file): New decl.
8769 2016-10-12 Richard Biener <rguenther@suse.de>
8772 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
8775 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
8777 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
8779 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
8780 dwarf2out_assembly_start.
8782 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
8784 * Makefile.in (SELFTEST_FLAGS): New variable.
8785 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
8787 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
8790 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
8792 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
8793 dumped in RTL dumps.
8795 2016-10-12 Martin Liska <mliska@suse.cz>
8797 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
8798 (gimple_fold_builtin_memory_op): Use the function.
8799 (gimple_fold_builtin_strchr): Likewise.
8800 (gimple_fold_builtin_strcat): Likewise.
8801 (gimple_build): Likewise.
8803 2016-10-12 Nathan Sidwell <nathan@acm.org>
8805 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
8807 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8809 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
8810 equivalent 32-bit constant (modulo 2**32) when that yields
8811 smaller instructions.
8812 (size_of_int_loc_descriptor): Update accordingly.
8814 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8816 * dwarf2out.c (dwarf2out_early_global_decl): For nested
8817 functions, call dwarf2out_decl on the parent function first.
8819 2016-10-12 Richard Biener <rguenther@suse.de>
8821 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
8824 2016-10-12 Richard Biener <rguenther@suse.de>
8826 * tree-ssa-propagate.c
8827 (substitute_and_fold_dom_walker::before_dom_children): Do not
8828 ignore ASSERT_EXPRs but only preserve them.
8829 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
8830 that have been propagated into.
8831 (vrp_finalize): Enable DCE for substitute_and_fold.
8833 2016-10-12 Richard Biener <rguenther@suse.de>
8835 PR tree-optimization/77920
8836 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
8837 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
8838 (simplify_abs_using_ranges): Likewise.
8839 (simplify_conversion_using_ranges): Likewise.
8840 (simplify_stmt_using_ranges): Adjust.
8842 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8844 PR tree-optimization/77929
8845 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
8846 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
8848 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8851 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
8852 needs a base register for arg 1.
8854 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8856 * common.opt (Wimplicit-fallthrough) Turn into alias to
8857 -Wimplicit-fallthrough=3. Remove EnabledBy.
8858 (Wimplicit-fallthrough=): New option.
8859 * gimplify.c (warn_implicit_fallthrough_r): Use
8860 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
8861 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
8862 to -Wimplicit-fallthrough=3.
8863 (-Wimplicit-fallthrough=): Document.
8865 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8867 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
8868 and GEU in DImode if TARGET_SUBXC.
8869 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
8870 (seqdi<W:mode>_zero_subxc): Delete.
8871 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
8872 (neg_seqdi<W:mode>_zero_vis3): Delete.
8873 (plus_seqdi<W:mode>_zero): Likewise.
8874 (minus_seqdi<W:mode>_zero): Likewise.
8875 (plus_plus_sltu<W:mode>): Accept only register.
8876 (addx<W:mode>): Likewise.
8877 (plus_sltu<W:mode>_vis3): Likewise.
8878 (plus_plus_sltu<W:mode>_vis3): Likewise.
8879 (neg_sgeu<W:mode>_vis3): Delete.
8880 (minus_sgeu<W:mode>_vis3): Likewise.
8881 (addxc<W:mode>): Accept only registers.
8882 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8883 (minus_neg_sltu<W:mode>_subxc): Accept only register.
8884 (neg_plus_sltu<W:mode>_subxc): Likewise.
8885 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8886 (minus_minus_sltu<W:mode>_subxc): Accept only register.
8887 (sgeu<W:mode>_insn_subxc): Delete.
8888 (plus_sgeu<W:mode>_subxc): Likewise.
8889 (subxc<W:mode>): Accept only register.
8890 (scc splitter): Split always GEU again.
8892 2016-10-11 Jeff Law <law@redhat.com>
8894 PR tree-optimization/77424
8895 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
8896 dead conditionals. Assert that all e->aux fields are NULL.
8898 2016-10-11 David Malcolm <dmalcolm@redhat.com>
8900 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
8901 operand-printing "switch" statement into...
8902 (print_rtx_operand_code_0): ...this new function, ...
8903 (print_rtx_operand_code_e): ...this new function, ...
8904 (print_rtx_operand_codes_E_and_V): ...this new function, ...
8905 (print_rtx_operand_code_i): ...this new function, ...
8906 (print_rtx_operand_code_r): ...this new function, ...
8907 (print_rtx_operand_code_u): ...this new function, ...
8908 (print_rtx_operand): ...and this new function.
8910 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
8912 * config/alpha/alpha-passes.def: New file.
8913 * config/alpha/t-alpha: New file.
8914 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
8915 (make_pass_handle_trap_shadows): New prototype.
8916 (make_pass_align_insns): Ditto.
8917 * config/alpha/alpha.c (alpha_option_override): Don't register
8919 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
8921 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8924 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
8925 distinct __ibm128 IBM extended double type if long doubles are
8926 128-bits and the default format for long double is IEEE 128-bit.
8928 2016-10-11 Richard Biener <rguenther@suse.de>
8930 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
8931 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
8932 (verify_die): New function.
8933 (dwarf2out_finish): Call it.
8934 (output_line_info): Handle case of -gsplit-dwarf without
8935 DWARF2_ASM_LINE_DEBUG_INFO.
8937 2016-10-11 Richard Biener <rguenther@suse.de>
8940 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
8941 sub-chains of BLOCK_VARS and gimple_bind_vars.
8943 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8945 * config/i386/znver1.md : Fix imov/imovx load type reservations.
8947 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8949 * config/sparc/sparc.opt (msubxc): New option.
8950 * doc/invoke.texi (SPARC options): Document it and tidy up.
8951 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
8952 * doc/tm.texi: Regenerate.
8953 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
8955 (CCX_NOOV): Rename into...
8959 * config/sparc/predicates.m (fcc_register_operand): Simplify.
8960 (fcc0_register_operand): Likewise.
8961 (icc_register_operand): New.
8962 (icc_or_fcc_register_operand): Simplify.
8963 (nz_comparison_operator): New.
8964 (c_comparison_operator): Likewise.
8965 (noov_compare_operator): Rename into...
8966 (icc_comparison_operator): ...this. Use above predicates.
8967 (noov_compare64_operator): Rename into...
8968 (v9_comparison_operator): ...this and tidy up.
8969 (fcc_comparison_operator): New.
8970 (icc_or_fcc_comparison_operator): Likewise.
8971 (v9_register_compare_operator): Rename info...
8972 (v9_register_comparison_operator): ...this.
8973 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
8974 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
8976 (sparc_fixed_condition_code_regs): New function.
8977 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
8978 renaming and add support for CCC/CCXC.
8979 (output_cbranch): Likewise.
8980 (sparc_print_operand): Likewise.
8981 (gen_v9_scc): Remove obsolete assertion.
8982 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
8983 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
8984 (output_cbcond): Remove bogus handling of CC modes.
8985 (sparc_register_move_cost): Return 100 for NO_REGS.
8986 * config/sparc/sparc.md (W): New mode iterator.
8987 (length): Adjust for noov_compare64_operator renaming.
8988 (cmpsi_sne): New instruction.
8989 (cmpdi_sne): Likewise.
8990 (seqdi_special): Delete.
8991 (seqdi_special): Likewise.
8992 (snesi<P:mode>_special): Likewise.
8993 (snedi_special): Likewise.
8994 (snedi_special_vis3): Likewise.
8995 (snesi patterns): Use W iterator.
8996 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
8997 (sltu patterns): Likewise.
8998 (sgeu patterns): Likewise.
8999 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
9000 (normal_branch): Use icc_comparison_operator predicate.
9001 (inverted_branch): Likewise.
9002 (cbcond_sp32): Use comparison_operator predicate.
9003 (cbcond_sp64): Likewise.
9004 (normal_int_branch_sp64): Adjust for renaming
9005 (inverted_int_branch_sp64): Likewise.
9006 (mov<I:mode>_cc_reg_sp64): Likewise.
9007 (movsf_cc_reg_sp6): Likewise.
9008 (movdf_cc_reg_sp64): Likewise.
9009 (movtf_cc_reg_hq_sp64): Likewise.
9010 (movtf_cc_reg_sp64): Likewise.
9011 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
9012 (movsf_cc_v9): Likewise.
9013 (movdf_cc_v9): Likewise.
9014 (movtf_cc_hq_v9): Likewise.
9015 (movtf_cc_v9): Likewise.
9016 (adddi3): Call gen_adddi3_sp32.
9017 (adddi3_insn_sp32): Rename to...
9018 (adddi3_sp32): ...this. Accept only register_operand as operand #1
9019 and use CCCmode for the carry.
9020 (addx_extend_sp32): Use CCCmode for the carry.
9021 (addx_extend_sp64): Delete.
9022 (adddi3_extend_sp32): Use CCCmode for the carry.
9023 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
9024 (subdi3): Call gen_subdi3_sp32.
9025 (subdi3_insn_sp32): Rename to...
9026 (subdi3_sp32): ...this and use CCmode for the carry.
9027 (subx_extend_sp32): Use CCCmode for the carry.
9028 (subx_extend_sp64): Delete.
9029 (subdi3_extend_sp32): Use CCmode for the carry.
9030 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
9031 (negdi3): Call gen_negdi3_sp32.
9032 (negdi3_sp32): Use CCCmode for the carry.
9033 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
9034 (cmp_nz_ashift_1): Use CCNZ mode.
9035 (cmp_nz_set_ashift_1): Likewise.
9036 (ctrapsi4): Use comparison_operator predicate.
9037 (ctrapdi4): Likewise.
9038 (trapsi_insn): Use icc_comparison_operator predicate.
9039 (trapdi_insn): Likewise.
9040 (edge8 patterns): Use CCNZmode.
9041 (edge16 patterns): Likewise.
9042 (edge32 patterns): Likewise.
9044 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9046 * config/visium/visium-modes.def (CC_NOOV): Rename into...
9048 (CC_BTST): Rename into...
9050 * config/visium/predicates.md (real_add_operand): New.
9051 (visium_btst_operator): Rename into...
9052 (visium_equality_comparison_operator): ...this.
9053 (visium_noov_operator): Rename into...
9054 (visium_nz_comparison_operator): ...this.
9055 (visium_c_comparison_operator): New.
9056 (visium_branch_operator): Adjust and deal with all CC modes.
9057 * config/visium/visium.c (visium_adjust_cost): Adjust.
9058 (visium_split_double_add): Use the *_set_carry patterns.
9059 (visium_select_cc_mode): Add support for CCC mode and adjust.
9060 (output_cbranch): Adjust and use the carry-based operators for
9061 floating-point comparisons.
9062 * config/visium/visium.md (flags_subst_arith): Adjust.
9063 (addsi3_insn_set_carry): New instruction.
9064 (subsi3_insn_set_carry): Likewise.
9065 (negsi2_insn_set_carry): Likewise.
9067 (cmp<mode>_sne): Likewise.
9068 (cbranch<mode>4): Use ordered_comparison_operator.
9069 (cbranch<mode>4_insn): Likewise.
9070 (cbranchsi4_btst_insn): Adjust.
9072 2016-10-11 Tom de Vries <tom@codesourcery.com>
9075 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
9078 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9080 * tree.h (build_complex_type): Add second parameter with default.
9081 * tree.c (build_complex_type): Add NAMED second parameter and adjust
9082 recursive call. Create a TYPE_DECL only if NAMED is true.
9083 (build_common_tree_nodes): Pass true in calls to build_complex_type.
9085 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
9087 New avr-passes.def to register AVR specific passes.
9089 * config/avr/avr-passes.def: New file.
9090 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
9091 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
9092 (make_avr_pass_recompute_note): New proto.
9093 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
9094 (avr_pass_recompute_notes): Use anonymous namespace.
9095 (avr_register_passes): Remove function...
9096 (avr_option_override): ...and its call.
9098 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
9100 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
9101 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
9102 PTF_AVOID_BRANCHLIKELY_SPEED for others.
9103 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
9105 * config/mips/mips.c (mips_option_override): Enable the branch
9106 likely depending on the tune flags and optimization level.
9107 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
9108 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
9109 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
9110 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
9112 2016-10-11 Richard Biener <rguenther@suse.de>
9114 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
9115 (output_function): Properly stream the whole block tree.
9116 * lto-streamer-in.c (input_function): Likewise.
9118 2016-10-11 Marek Polacek <polacek@redhat.com>
9120 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
9122 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9124 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
9125 (evrp_dom_walker::before_dom_children): Infer and push new value
9126 ranges for x in y < x.
9128 2016-10-10 Joseph Myers <joseph@codesourcery.com>
9131 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
9132 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
9133 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
9134 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
9135 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
9136 (IA64_NO_LIBGCC_TFMODE): Likewise.
9138 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9140 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
9143 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
9145 * config.gcc: Add aarch64-*-freebsd* support.
9146 * config.host: Likewise.
9147 * config/aarch64/aarch64-freebsd.h: New file.
9148 * config/aarch64/t-aarch64-freebsd: Ditto.
9150 2016-10-10 Jeff Law <law@redhat.com>
9152 PR tree-optimization/71947
9153 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
9154 B with A within a single statement.
9156 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9158 PR tree-optimization/77824
9159 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
9160 zero cost for copies.
9161 (find_candidates_dom_walker::before_dom_children): Replace
9162 MODIFY_EXPR with SSA_NAME.
9163 (replace_mult_candidate): Likewise.
9164 (replace_profitable_candidates): Likewise.
9166 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9168 * config/s390/s390.h: Wrap more macros args in brackets and fix
9170 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
9172 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
9174 2016-10-10 Andreas Schwab <schwab@suse.de>
9177 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
9178 pseudo is not DImode.
9180 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
9182 * common/config/arc/arc-common.c (arc_option_optimization_table):
9183 Remove compact casesi option.
9184 * config/arc/arc.c (arc_override_options): Use compact casesi
9185 option only for pre-ARCv2 cores.
9186 * doc/invoke.texi (mcompact-casesi): Update text.
9188 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9190 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
9191 Add macro to say we can efficiently handle overlapping unaligned
9193 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
9194 poor code for processors older than p8.
9196 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
9198 * gen-pass-instances.awk: Remove GNUism.
9200 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9202 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
9203 NULL of (*ipcp_transformations)][node->uid].
9205 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
9207 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
9208 (MALLOC_ABI_ALIGNMENT): Define.
9210 2016-10-09 Jakub Jelinek <jakub@redhat.com>
9212 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
9213 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
9214 VAR_OR_FUNCTION_DECL_P macros.
9215 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
9216 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
9217 chkp_find_bounds_1): Likewise.
9218 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
9219 * hsa-gen.c (get_symbol_for_decl): Likewise.
9220 * cgraphunit.c (check_global_declaration, analyze_functions,
9221 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
9223 * gimple-fold.c (can_refer_decl_in_current_unit_p,
9224 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
9226 * tree.c (set_decl_section_name, copy_node_stat,
9227 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
9228 merge_dllimport_decl_attributes, handle_dll_attribute,
9229 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
9230 verify_type): Likewise.
9231 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
9232 find_explicit_erroneous_behavior): Likewise.
9233 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
9234 * ipa.c (process_references): Likewise.
9235 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
9236 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
9237 notice_global_symbol, assemble_variable, mark_decl_referenced,
9238 build_constant_desc, output_constant_def_contents, do_assemble_alias,
9239 make_decl_one_only, default_section_type_flags,
9240 categorize_decl_for_section, default_encode_section_info): Likewise.
9241 * trans-mem.c (requires_barrier): Likewise.
9242 * gimple-expr.c (mark_addressable): Likewise.
9243 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
9244 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
9245 expand_debug_expr): Likewise.
9246 * tree-dump.c (dequeue_and_dump): Likewise.
9247 * ubsan.c (instrument_bool_enum_load): Likewise.
9248 * tree-pretty-print.c (print_declaration): Likewise.
9249 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
9250 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
9251 * asan.c (asan_protect_global, instrument_derefs): Likewise.
9252 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
9253 pass_build_ssa::execute): Likewise.
9254 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
9255 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
9257 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
9259 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
9260 can_be_nonlocal, remap_decls, copy_debug_stmt,
9261 initialize_inlined_parameters, add_local_variables,
9262 reset_debug_binding, replace_locals_op): Likewise.
9263 * dse.c (can_escape): Likewise.
9264 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
9266 * tree-diagnostic.c (default_tree_printer): Likewise.
9267 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
9268 unpack_ts_decl_with_vis_value_fields,
9269 lto_input_ts_decl_common_tree_pointers): Likewise.
9270 * builtins.c (builtin_save_expr, fold_builtin_expect,
9271 readonly_data_expr): Likewise.
9272 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
9273 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
9275 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
9276 * gimplify.c (force_constant_size, gimplify_bind_expr,
9277 gimplify_decl_expr, gimplify_var_or_parm_decl,
9278 gimplify_compound_lval, gimplify_init_constructor,
9279 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
9280 gimplify_type_sizes): Likewise.
9281 * cgraphbuild.c (record_reference, record_type_list, mark_address,
9282 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
9283 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
9284 remove_unused_locals): Likewise.
9285 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
9286 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
9287 * function.c (instantiate_expr, instantiate_decls_1,
9288 setjmp_vars_warning, add_local_decl): Likewise.
9289 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
9291 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
9292 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
9293 optimize_va_list_gpr_fpr_size): Likewise.
9294 * tree-nrv.c (pass_nrv::execute): Likewise.
9295 * tsan.c (instrument_expr): Likewise.
9296 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
9297 * vtable-verify.c (verify_bb_vtables): Likewise.
9298 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
9299 get_ref_base_and_extent): Likewise.
9300 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
9302 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
9303 analyze_all_variable_accesses): Likewise.
9304 * tree-nested.c (get_nonlocal_debug_decl,
9305 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
9306 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
9307 get_local_debug_decl, convert_local_omp_clauses,
9308 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
9310 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
9311 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
9312 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
9313 dbxout_symbol, dbxout_common_check): Likewise.
9314 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
9315 string_constant): Likewise.
9316 * hsa.c (hsa_get_declaration_name): Likewise.
9317 * passes.c (rest_of_decl_compilation): Likewise.
9318 * tree-ssanames.c (make_ssa_name_fn): Likewise.
9319 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
9320 pack_ts_decl_with_vis_value_fields,
9321 write_ts_decl_common_tree_pointers): Likewise.
9322 * stor-layout.c (place_field): Likewise.
9323 * symtab.c (symtab_node::maybe_create_reference,
9324 symtab_node::verify_base, symtab_node::make_decl_local,
9325 symtab_node::copy_visibility_from,
9326 symtab_node::can_increase_alignment_p): Likewise.
9327 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
9328 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
9329 fortran_common, add_location_or_const_value_attribute,
9330 add_scalar_info, add_linkage_name, set_block_abstract_flags,
9331 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
9332 optimize_one_addr_into_implicit_ptr,
9333 optimize_location_into_implicit_ptr): Likewise.
9334 * gimple-low.c (record_vars_into): Likewise.
9335 * ipa-visibility.c (update_vtable_references): Likewise.
9336 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
9338 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
9339 DFS::DFS_write_tree_body, write_symbol): Likewise.
9340 * langhooks.c (lhd_warn_unused_global_decl,
9341 lhd_set_decl_assembler_name): Likewise.
9342 * attribs.c (decl_attributes): Likewise.
9343 * except.c (output_ttype): Likewise.
9344 * varpool.c (varpool_node::get_create, ctor_for_folding,
9345 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
9346 * fold-const.c (fold_unary_loc): Likewise.
9347 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
9348 ipa_find_agg_cst_from_init): Likewise.
9349 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
9350 expand_omp_target, lower_omp_regimplify_p,
9351 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
9352 find_link_var_op): Likewise.
9353 * tree-chrec.c (chrec_contains_symbols): Likewise.
9354 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
9355 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
9356 execute_fixup_cfg): Likewise.
9358 PR tree-optimization/77901
9359 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
9360 if ranges[i].exp is SSA_NAME when looking for >= and only when
9361 ranges[i].exp is NULL or SSA_NAME when looking for the other
9364 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9366 * ipa-cp.c (ipcp_alignment_lattice): Remove.
9367 (ipcp_param_lattices): Remove field alignment.
9368 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
9369 (set_all_contains_variable): Remove call to
9370 ipcp_alignment_lattice::set_to_bottom.
9371 (initialize_node_lattices): Likewise.
9372 (propagate_alignment_accross_jump_function): Remove.
9373 (propagate_constants_accross_call): Remove call to
9374 propagate_alignment_accross_jump_function.
9375 (ipcp_store_alignment_results): Remove.
9376 (ipcp_driver): Remove call to ipcp_store_alignment_results.
9377 (propagate_bits_accross_jump_function): Handle ancestor jump function.
9378 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
9379 pretty-printing of alignment jump function.
9380 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
9381 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
9382 alignments and remove computing ipa_alignment jump function.
9383 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
9384 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
9385 (ipa_read_jump_function): Remove reading of ipa_alignment.
9386 (write_ipcp_transformation_info): Remove streaming for alignment
9387 propagation summary.
9388 (read_ipcp_transformation_info): Remove reading of alignment
9389 propagation summary.
9390 (ipcp_update_alignments): Remove.
9391 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
9393 (ipcp_transform_function): Remove call to ipcp_update_alignments()
9394 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
9395 * ipa-prop.h (ipa_alignment): Remove.
9396 (ipa_jump_func): Remove field alignment.
9397 (ipcp_transformation_summary): Remove field alignments.
9398 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
9399 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
9400 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
9402 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
9404 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
9406 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
9408 (visium_expand_fp_cstore): Likewise.
9410 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9412 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
9413 * diagnostic.c (warning_at_rich_loc_n): New function.
9414 (diagnostic_n_impl_richloc): Likewise.
9415 (diagnostic_n_impl): Move most of the function to
9416 diagnostic_n_impl_richloc and call it.
9418 2016-10-08 Jakub Jelinek <jakub@redhat.com>
9420 * gen-pass-instances.awk: Rewritten.
9421 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
9422 $(PASSES_EXTRA) after passes.def to the script.
9423 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
9424 * config/i386/i386-passes.def: New file.
9425 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
9426 make_pass_stv): Declare.
9427 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
9429 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
9431 (pass_stv::clone, pass_stv::set_pass_param): New methods.
9432 (pass_stv::timode_p): New non-static data member.
9433 (ix86_option_override): Don't register passes here.
9435 * doc/invoke.texi: Document accepting Else, fallthrough.
9437 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
9440 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
9441 FALLTHRU comment styles.
9443 2016-10-07 Andrew Pinski <apinski@cavium.com>
9445 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
9446 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
9447 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
9449 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
9451 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
9453 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
9454 (AARCH64_ARCH): Likewise.
9455 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
9457 (AARCH64_CORE): Likewise.
9458 (AARCH64_ARCH): Likewise.
9459 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
9460 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
9461 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
9462 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
9463 (AARCH64_ARCH): Likewise.
9464 (AARCH64_CORE): Likewise.
9465 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
9466 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
9467 (AARCH64_CORE): Likewise.
9468 (AARCH64_ARCH): Likewise.
9470 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
9472 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
9473 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
9474 floating point type infrastructre, and -mfloat128 that enables the
9475 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
9476 if -mfloat128-type. Define __ibm128 to be long double by default.
9477 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
9478 the IEEE 128-bit floating point type infrastructure should
9479 automatically be enabled.
9480 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
9481 instead of -mfloat128 to enable KFmode.
9482 (rs6000_option_override_internal): Split the option -mfloat128
9483 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
9484 systems, automatically set -mfloat128-type, but don't enable it on
9485 other operating systems. Move setting the long double size and
9486 IEEE quad support before the IEEE 128-bit floating point changes.
9487 (rs6000_init_builtins): Do not create a unique type for __ibm128
9488 if long double is IBM extended double, instead rely on __ibm128
9489 being defined as 'long double'. If -mfloat128-type and not
9490 -mfloat128, create the KFmode type with an undocumented __ieee128
9492 (rs6000_init_libfuncs): Use -mfloat128-type instead of
9493 -mfloat128 for tests about the types, but keep tests for
9494 -mfloat128 to enable the keyword support.
9495 (rs6000_complex_function_value): Likewise.
9496 (rs6000_scalar_mode_supported_p): Likewise.
9497 (rs6000_floatn_mode): Likewise.
9498 (rs6000_c_mode_for_suffix): Likewise.
9499 (rs6000_opt_masks): Add -mfloat128-type.
9500 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
9501 -mfloat128-type being split from -mfloat128. Add
9502 -mfloat128-hardware, which was missing.
9503 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
9504 -mfloat128 and -mfloat128-type:
9505 (-mfloat128-type): Likewise.
9506 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
9507 that 64-bit Linux systems with enable -mfloat128-type by default
9509 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
9510 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
9511 -mfloat128-type instead of -mfloat128.
9512 (FLOAT128_2REG_P): Likewise.
9513 (MASK_FLOAT128_TYPE): Likewise.
9514 (ALTIVEC_ARG_MAX_RETURN): Likewise.
9515 (RS6000_BTM_FLOAT128): Likewise.
9516 (TARGET_FLOAT128): Poison old identifiers.
9517 (OPTION_MASK_FLOAT128): Likewise.
9518 (MASK_FLOAT128): Likewise.
9519 * config/rs6000/rs6000.md (FP): Likewise.
9520 (FLOAT128): Likewise.
9521 (fix_trunc<mode>di2): Likewise.
9522 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
9523 (floatdi<mode>2): Likewise.
9524 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
9525 (neg<mode>2, FLOAT128 iterator): Likewise.
9526 (abs<mode>2, FLOAT128 iterator): Likewise.
9527 (ieee_128bit_negative_zero): Likewise.
9528 (ieee_128bit_vsx_neg<mode>2): Likewise.
9529 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
9530 (ieee_128bit_vsx_abs<mode>2): Likewise.
9531 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
9532 (ieee_128bit_vsx_nabs<mode>2): Likewise.
9533 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
9534 (extendiftf2): Likewise.
9535 (extendifkf2): Likewise.
9536 (extendtfkf2): Likewise.
9537 (trunciftf2): Likewise.
9538 (truncifkf2): Likewise.
9539 (trunckftf2): Likewise.
9540 (trunctfif2): Likewise.
9541 (extendkftf2): Likewise.
9542 (trunctfkf2): Likewise.
9544 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9546 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
9547 before merging in bytes to pass down to real_from_target.
9549 2016-10-07 Richard Biener <rguenther@suse.de>
9551 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
9553 (substitute_and_fold_dom_walker::before_dom_children):
9554 Substitute and fold before pass specific folding to avoid
9555 feeding that with SSA names that will be later released.
9556 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
9557 introduced by folding and visited by evaluate_stmt called during
9559 (likely_value): Likewise.
9560 (evaluate_stmt): Likewise.
9561 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
9562 (simplify_div_or_mod_using_ranges): Likewise.
9563 (simplify_min_or_max_using_ranges): Likewise.
9564 (simplify_abs_using_ranges): Likewise.
9565 (simplify_conversion_using_ranges): Likewise.
9566 (simplify_float_conversion_using_ranges): Likewise.
9567 (simplify_stmt_using_ranges): Likewise.
9569 2016-10-07 Marek Polacek <polacek@redhat.com>
9571 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
9572 FALLTHROUGH_LABEL_P here...
9573 (warn_implicit_fallthrough_r): ...not here.
9575 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
9577 PR tree-optimization/77880
9578 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
9581 2016-10-07 Marek Polacek <polacek@redhat.com>
9584 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
9586 2016-10-07 Richard Biener <rguenther@suse.de>
9588 * bitmap.h: Document constraints on bitmap modification while
9591 2016-10-07 Richard Biener <rguenther@suse.de>
9593 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
9594 * bitmap.h (bmp_iter_set): When advancing to the next element
9595 check that we didn't remove the current one.
9596 (bmp_iter_and): Likewise.
9597 (bmp_iter_and_compl): Likewise.
9598 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
9599 we currently iterate on but keep a one-level queue.
9600 * sched-deps.c (remove_from_deps): Do not clear current bit
9601 but keep a one-level queue.
9603 2016-10-07 Jakub Jelinek <jakub@redhat.com>
9605 PR tree-optimization/77664
9606 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
9607 for the other ranges.
9608 (optimize_range_tests_diff): Fix up formatting.
9609 (optimize_range_tests_var_bound): New function.
9610 (optimize_range_tests): Use it.
9612 2016-10-07 Martin Liska <mliska@suse.cz>
9614 * coverage.c (build_gcov_exit_decl): Fix priority what
9615 should be really 99.
9617 2016-10-07 Richard Biener <rguenther@suse.de>
9619 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
9620 vars in gimple_bind_vars but not in BLOCK_VARS.
9622 2016-10-07 Richard Biener <rguenther@suse.de>
9624 PR tree-optimization/77879
9625 * tree-ssa-structalias.c (handle_const_call): Properly handle
9627 (handle_pure_call): Likewise.
9629 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9631 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
9632 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
9635 2016-10-06 Andrew Pinski <apinski@cavium.com>
9637 * config/aarch64/aarch64-cores.def: Add a comment before each
9640 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9642 PR tree-optimization/77862
9643 * tree-vrp.c (add_equivalence): Use get_value_range so that
9644 num_vr_values is checked before accessing vr_values.
9646 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9648 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
9651 2016-10-05 Jeff Law <law@redhat.com>
9653 PR tree-optimization/71661
9654 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
9655 removal of a forwarder exposes a new natural loop.
9657 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
9659 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
9660 Introduce ssesuffix variable.
9661 (<mask_codefor><code><mode>3<mask_name>): Ditto.
9662 (*<code><mode>3): Ditto.
9664 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
9666 * postreload.c (reload_cse_simplify): Skip also USE when detecting
9669 2016-10-06 Richard Biener <rguenther@suse.de>
9671 PR tree-optimization/77855
9672 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
9673 instead of removing the current item while iterating over the set
9676 2016-10-06 James Clarke <jrtc27@jrtc27.com>
9677 Eric Botcazou <ebotcazou@adacore.com>
9680 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
9681 (classify_registers): Don't set it
9682 (function_arg_slotno): Don't initialize and test it. Tidy up.
9684 2016-10-06 Richard Biener <rguenther@suse.de>
9686 PR tree-optimization/77839
9687 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
9690 2016-10-06 Martin Liska <mliska@suse.cz>
9692 * gcc.c: Set -fprofile-update=atomic when profiling is
9693 enabled and -pthread is set. Warn when one combines
9694 -pthread and -fprofile-update=single for an app using
9697 2016-10-06 Martin Liska <mliska@suse.cz>
9700 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
9701 * gimple-ssa-strength-reduction.c (slsr_process_cast):
9702 Initialize a pointer to NULL.
9703 (slsr_process_copy): Likewise.
9704 * input.c (location_get_source_line): Likewise.
9705 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
9707 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
9709 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
9710 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
9711 (ix86_handle_option): Deleted handle of OPT_mpcommit.
9712 * config.gcc: Deleted pcommitintrin.h
9713 * config/i386/pcommitintrin.h: Deleted file.
9714 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
9715 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
9717 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
9719 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
9720 (PTA_PCOMMIT): Deleted define.
9721 (ix86_option_override_internal): Deleted handle of option.
9722 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
9723 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
9724 __builtin_ia32_pcommit): Deleted.
9725 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
9726 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
9727 (pcommit): Deleted instruction.
9728 * config/i386/i386.opt: Mention -mpcommit deprecation.
9729 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
9731 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
9734 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
9735 Remove wrong assert.
9736 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
9737 Use <round_constraint> as operand 1 constraint.
9739 2016-10-05 Jakub Jelinek <jakub@redhat.com>
9742 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
9743 (ubsan_instrument_float_cast): And not here.
9746 * ubsan.c (ubsan_ids): New GTY(()) array.
9747 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
9748 instead of static local counters.
9750 2016-10-05 Martin Sebor <msebor@redhat.com>
9753 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
9754 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
9755 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
9756 (default_printf_pointer_format): Define function.
9757 * targhooks.c (linux_printf_pointer_format): Define new function.
9758 * targhooks.h (linux_printf_pointer_format): Declare.
9759 (gnu_libc_printf_pointer_format): Remove declaration.
9761 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9763 * fold-const.c (native_encode_real): Fix logic for selecting offset
9764 to write to when BYTES_BIG_ENDIAN.
9766 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
9768 * builtins.c (fold_builtin_strchr): Remove function.
9769 (fold_builtin_strrchr): Likewise.
9770 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
9771 * gimple-fold.c (target_char_cst_p): New function.
9772 (gimple_fold_builtin_strchr) Add more foldings.
9773 (gimple_fold_builtin): Add index, strrchr, rindex cases.
9775 2016-10-05 Richard Biener <rguenther@suse.de>
9778 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
9779 capture ids in c-exprs.
9781 2016-10-05 Richard Biener <rguenther@suse.de>
9784 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
9785 with types_match for GIMPLE code gen to handle type mismatched
9787 (dt_operand::gen): Adjust.
9788 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
9791 2016-10-05 Richard Biener <rguenther@suse.de>
9793 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
9795 2016-10-05 Richard Biener <rguenther@suse.de>
9798 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
9800 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
9802 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
9803 version check to protect only DW_TAG_imported_module generation.
9805 2016-10-05 Richard Biener <rguenther@suse.de>
9808 * match.pd (min(a,-a) -> -abs(a)): New pattern.
9810 2016-10-04 Ian Lance Taylor <iant@golang.org>
9812 * explow.c (allocate_dynamic_stack_space): Call
9813 do_pending_stack_adjust before handling flag_split_stack.
9815 2016-10-04 David Malcolm <dmalcolm@redhat.com>
9817 * genattrtab.c (make_internal_attr): Supply dummy column number to
9820 * genoutput.c (init_insn_for_nothing): Likewise.
9821 * gensupport.c (add_define_attr): Likewise.
9822 * read-md.c (message_at_1): Print column number.
9823 (fatal_with_file_and_line): Likewise.
9824 (rtx_reader::read_char): Track column numbers.
9825 (rtx_reader::unread_char): Likewise.
9826 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
9827 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
9828 (rtx_reader::handle_file): Initialize m_read_md_colno.
9829 (rtx_reader::get_current_location): Supply column number to
9831 * read-md.h (struct file_location): Add field "colno".
9832 (file_location::file_location): Likewise.
9833 (rtx_reader::get_colno): New accessor.
9834 (rtx_reader::m_read_md_colno): New field.
9835 (rtx_reader::m_last_line_colno): New field.
9837 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9839 * doc/extend.texi (Java Exceptions): Remove.
9840 (java_interface): Remove.
9842 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
9844 PR tree-optimization/77808
9845 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
9846 and addr are different before copying points-to information.
9848 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
9850 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
9851 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
9852 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
9853 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
9855 2016-10-04 Richard Biener <rguenther@suse.de>
9857 PR tree-optimization/77399
9858 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
9859 verify the target can convert.
9861 2016-10-04 Richard Biener <rguenther@suse.de>
9864 * explow.c (plus_constant): Verify the mode of the constant
9865 pool offset before calling plus_constant.
9867 2016-10-04 Richard Biener <rguenther@suse.de>
9870 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
9871 type support, mark with :C.
9872 (X / -X -> -1): Mark with :C.
9874 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9876 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
9877 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
9878 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
9879 * doc/tm.texi: Regenerated.
9880 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
9881 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
9882 * config/darwin.h (JCR_SECTION_NAME): Remove.
9883 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
9884 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
9885 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
9886 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
9887 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
9888 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
9890 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9892 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
9893 between "because" and "param" in dump message in call to fprintf.
9895 2016-10-03 Jeff Law <law@redhat.com>
9897 PR tree-optimization/71550
9898 PR tree-optimization/71403
9899 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
9900 (profitable_jump_thread_path): Also return boolean indicating if
9901 the realized path will create an irreducible loop.
9902 Remove loop depth tests from 71403.
9903 (fsm_find_control_statement_thread_paths): Remove loop depth tests
9904 from 71403. If threading will create an irreducible loop, then
9905 throw away loop iteration and related information.
9907 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
9909 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
9910 -Woverloaded-virtual checks for warning options.
9911 * configure: Regenerate.
9913 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9915 PR preprocessor/77699
9916 * input.c (maybe_grow): Don't allocate one byte extra headroom.
9917 (get_next_line): Return false on error.
9918 (read_next_line): Removed, use get_next_line instead.
9919 (read_line_num): Don't copy the line.
9920 (location_get_source_line): Don't use static data.
9921 (selftest::test_reading_source_line): Add more test cases.
9923 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9926 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9928 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9929 (noce_process_if_block): Use it.
9931 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9933 * doc/invoke.texi: Update -Wint-in-bool-context.
9935 2016-10-02 Jakub Jelinek <jakub@redhat.com>
9937 * dwarf2out.c (output_fde, output_call_frame_info,
9938 dwarf2out_do_cfi_startproc, set_indirect_string,
9939 gen_internal_sym, output_die, output_line_info): Use
9940 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
9941 ASM_GENERATE_INTERNAL_LABEL output.
9943 2016-10-01 Richard Biener <rguenther@suse.de>
9946 * genmatch.c (get_operand_type): Add operand position arg
9947 and handle COND_EXPR comparison operand with fixed boolean_type_node.
9948 (expr::gen_transform): Adjust.
9949 (dt_simplify::gen_1): Likewise.
9951 2016-10-01 Jakub Jelinek <jakub@redhat.com>
9953 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
9954 comments. Simplify asserts, remove unnecessary conditions.
9956 (*<code><mode>3): Likewise.
9958 2016-09-30 Jakub Jelinek <jakub@redhat.com>
9960 * doc/invoke.texi (-Wregister): Document.
9962 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
9964 * configure.ac: Split CHECKING_P into CHECKING_P and
9965 ENABLE_EXTRA_CHECKING.
9966 * configure: Regenerated.
9967 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
9968 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
9970 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
9973 * gcc.c (process_command): For @filename handling, output
9974 the correct name if the file does not exist.
9976 2016-09-30 Marek Polacek <polacek@redhat.com>
9978 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
9979 * config/alpha/predicates.md: Likewise.
9981 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9983 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9984 (noce_process_if_block): Use it.
9986 2016-09-30 Martin Liska <mliska@suse.cz>
9988 * doc/invoke.texi: Document asan-use-after-return that
9989 it's disabled by default in runtime.
9991 2016-09-30 Richard Biener <rguenther@suse.de>
9993 * tree-vrp.c (intersect_ranges): If we failed to handle
9994 the intersection choose a constant singleton range if available.
9996 2016-09-30 Richard Biener <rguenther@suse.de>
9998 PR tree-optimization/77399
9999 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
10000 float <-> int conversions.
10002 2016-09-30 Alan Modra <amodra@gmail.com>
10004 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
10006 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
10008 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
10009 ext_level before calling CPUID with 0x80000008.
10010 Simplify xgetbv checks.
10012 2016-09-29 David Malcolm <dmalcolm@redhat.com>
10014 * Makefile.in (OBJS): Add print-rtl-function.o.
10015 * print-rtl-function.c: New file.
10016 * print-rtl.h (print_rtx_function): New decl.
10018 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
10021 * config/i386/cpuid.h (__get_cpuid_count): New.
10022 (__get_cpuid): Rename __level to __leaf.
10024 2016-09-29 Marek Polacek <polacek@redhat.com>
10026 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
10028 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
10031 * builtins.c (expand_builtin_memcmp): Don't swap args unless
10032 result is only being compared with zero.
10034 2016-09-29 Marek Polacek <polacek@redhat.com>
10036 * dwarf2out.c (loc_descriptor): Add fall through comment.
10037 (add_const_value_attribute): Likewise.
10039 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
10041 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
10042 with "v6t2". Move "arch" attribute above "pool_range".
10043 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
10045 (*thumb2_movhi_vfp): Likewise.
10046 (*arm_movhi_fp16): Likewise.
10047 (*thumb2_movhi_fp16): Likewise.
10048 (*arm_movsi_vfp): Remove "arch" attribute.
10049 (*thumb2_movsi_vfp): Likewise.
10051 2016-09-29 Martin Liska <mliska@suse.cz>
10053 * doc/extend.texi: Remove limitation of Objective C for
10054 __attribute__((constructor)) and __attribute__((destructor)).
10056 2016-09-29 Richard Biener <rguenther@suse.de>
10058 PR tree-optimization/77768
10059 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10060 Handle stores to readonly memory when removing redundant stores.
10062 2016-09-29 Richard Biener <rguenther@suse.de>
10064 PR middle-end/77407
10065 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
10066 X / -X -> -1 simplifications.
10068 2016-09-29 Richard Biener <rguenther@suse.de>
10070 PR middle-end/55152
10071 * match.pd: Add max(a,-a) -> abs(a) pattern.
10072 * tree-ssa-phiopt.c (minmax_replacement): Disable for
10073 HONOR_SIGNED_ZEROS types.
10075 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
10077 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
10078 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
10080 2016-09-29 Richard Biener <rguenther@suse.de>
10082 * tree-vrp.c (set_defs_to_varying): New helper avoiding
10083 writing to vr_const_varying.
10084 (vrp_initialize): Call it.
10085 (vrp_visit_stmt): Likewise.
10086 (evrp_dom_walker::before_dom_children): Likewise.
10088 2016-09-29 Richard Biener <rguenther@suse.de>
10090 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
10091 constructors with vector elements.
10093 2016-09-29 Richard Biener <rguenther@suse.de>
10095 PR tree-optimization/77768
10096 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
10097 with stores to a place we know has a constant value.
10099 2016-09-29 Alan Modra <amodra@gmail.com>
10101 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
10102 * doc/invoke.texi: Document it.
10103 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
10104 (rs6000_passes_float): Comment.
10105 (rs6000_passes_long_double): New static var.
10106 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
10107 (init_cumulative_args): Set up to emit fp .gnu_attribute for
10108 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
10109 to include fp values returned in vectors.
10110 Set rs6000_passes_long_double.
10111 (rs6000_function_arg_advance_1): Likewise for function args.
10112 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
10113 and SPE. Emit long double tag value too.
10114 (rs6000_opt_vars): Add gnu-attr.
10115 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
10116 * configure: Regenerate.
10117 * config.in: Regenerate.
10119 2016-09-28 Jakub Jelinek <jakub@redhat.com>
10121 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
10123 (format_floating, format_string, format_directive,
10124 get_destination_size, pass_sprintf_length::handle_gimple_call):
10127 2016-09-28 Jakub Jelinek <jakub@redhat.com>
10129 * gimple-ssa-sprintf.c: Fix comment formatting.
10130 (format_integer): Use is_gimple_assign.
10131 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
10132 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
10133 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
10134 (pass_sprintf_length::execute): Use is_gimple_call.
10136 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
10138 * gimple-fold.c (gimple_fold_builtin): After failing to fold
10139 strchr, also try the generic folding.
10141 2016-09-28 Martin Sebor <msebor@redhat.com>
10144 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
10147 2016-09-28 Martin Sebor <msebor@redhat.com>
10149 PR middle-end/77683
10150 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
10151 length modifier is not expected.
10152 (format_floating): Ignore l length modifier and fail gracefuly
10153 when it isn't one of the other expected ones.
10155 2016-09-28 Martin Sebor <msebor@redhat.com>
10158 * varasm.c (assemble_addr_to_section): Increase local buffer size.
10160 2016-09-27 Richard Biener <rguenther@suse.de>
10162 * dwarf2out.c (cu_die_list): New global.
10163 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
10164 main_comp_unit_die to cu_die_list if we created it.
10165 Move break_out_includes ...
10166 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
10169 2016-09-28 Richard Biener <rguenther@suse.de>
10171 * dwarf2out.c (struct die_struct): Add removed flag.
10172 (lookup_type_die): If the DIE is marked as removed, clear
10173 TYPE_SYMTAB_DIE and return NULL.
10174 (lookup_decl_die): If the DIE is marked as removed, remove it
10175 from the hash and return NULL.
10176 (mark_removed): New helper.
10177 (prune_unused_types_prune): Call it for removed DIEs.
10178 (gen_subprogram_die): Move the premark_used_types call to after
10179 DIEs for the functions scopes are generated.
10180 (process_scope_var): Do not re-create pruned types or type decls.
10181 Make sure to also re-parent type decls.
10182 (dwarf2out_finish): Move unused type pruning and debug_types
10184 (dwarf2out_early_finish): ... here.
10186 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
10188 * config/arc/arc-c.c: New file.
10189 * config/arc/arc-c.def: Likewise.
10190 * config/arc/t-arc: Likewise.
10191 * config.gcc: Include arc-c.o as c and cpp object.
10192 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
10193 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
10194 arc_cpu_cpp_builtins.
10196 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
10198 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
10199 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
10201 2016-09-28 Nathan Sidwell <nathan@acm.org>
10203 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
10206 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
10208 PR tree-optimization/61056
10209 * gimple-fold.c (gimple_fold_builtin_strchr):
10210 New function to optimize strchr (s, 0) to strlen.
10211 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
10213 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
10215 PR tree-optimization/77724
10216 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
10217 Add tree_fits_shwi_p check.
10219 2016-09-27 Jakub Jelinek <jakub@redhat.com>
10221 * auto-inc-dec.c (try_merge): Remove break after return.
10222 * cselib.c (autoinc_split): Likewise.
10223 * explow.c (promote_mode): Likewise.
10224 * fixed-value.c (fixed_arithmetic): Likewise.
10225 * hsa.c (hsa_internal_fn::get_arity): Likewise.
10226 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
10227 * trans-mem.c (get_attrs_for): Likewise.
10228 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
10229 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
10230 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
10231 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
10232 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
10233 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
10234 * config/cris/cris.c (cris_op_str): Likewise.
10235 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
10236 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
10238 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
10240 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
10241 IFN_GOACC_REDUCTION_CODES): New.
10242 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
10243 ifn_goacc_reduction_kind): Use them.
10244 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
10245 of internal functions, when applicable.
10247 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
10249 * config/mips/constraints.md (d): Fix documentation.
10250 * doc/md.texi (Machine Constraints): Update accordingly.
10252 2016-09-27 Richard Biener <rguenther@suse.de>
10254 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
10255 cur_line_info_table initialization ...
10256 (dwarf2out_assembly_start): ... here.
10258 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
10260 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
10261 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
10262 (*thumb2_movhi_vfp): Likewise.
10263 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
10264 template. Expand predicable attribute to mark VMOV.F16 as not
10265 predicable. Add "arch" attribute.
10266 (*thumb2_movhi_fp16): Likewise.
10267 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
10268 (*thumb2_movsi_vfp): Add "arch" attribute.
10270 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
10272 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
10275 2016-09-27 Marek Polacek <polacek@redhat.com>
10277 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
10280 * config/c6x/c6x.h: Adjust fall through comment.
10281 * config/sh/sh.c (final_prescan_insn): Likewise.
10282 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
10283 (visium_expand_fp_cstore): Likewise.
10285 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10287 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
10288 expected by -Wimplicit-fallthrough.
10289 (thumb1_size_rtx_costs): Likewise.
10290 (thumb2_reorg): Likewise.
10291 (tls_mentioned_p): Add "Fall through" comment.
10292 (thumb2_reorg): Likewise.
10293 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
10294 comment form expected by -Wimplicit-fallthrough.
10296 2016-09-27 Martin Liska <mliska@suse.cz>
10298 PR gcov-profile/46266
10299 * input.h (RESERVED_LOCATION_P): New macro.
10300 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
10301 instread of comparison with UNKNOWN_LOCATION.
10303 2016-09-27 Richard Biener <rguenther@suse.de>
10305 PR tree-optimization/77745
10306 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10307 When removing redundant stores make sure to check compatibility
10308 of the TBAA state for downstream accesses.
10309 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
10310 value-numbering virtual operands for store matches.
10312 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
10315 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
10316 movrt patterns. Match them before anything else in the SET case.
10318 2016-09-27 Martin Liska <mliska@suse.cz>
10320 PR gcov-profile/7970
10321 PR gcov-profile/16855
10322 PR gcov-profile/44779
10323 * coverage.c (build_gcov_exit_decl): New function.
10324 (coverage_obj_init): Call the function and generate __gcov_exit
10326 * doc/gcov.texi: Document when __gcov_exit function is called.
10328 2016-09-27 Marek Polacek <polacek@redhat.com>
10331 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
10332 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
10333 -Wno-error instead of -Wno-implicit-fallthrough.
10335 2016-09-27 Martin Liska <mliska@suse.cz>
10338 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
10340 2016-09-27 Jakub Jelinek <jakub@redhat.com>
10342 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
10343 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
10344 comments. Remove break after return.
10345 (ix86_fp_compare_code_to_integer, has_dispatch,
10346 ix86_simd_clone_usable): Remove break after return.
10348 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
10350 PR rlt-optimization/77714
10351 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
10354 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
10357 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
10358 extract_range_from_unary_expr to convert value_range.
10359 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
10360 (extract_range_from_unary_expr): This.
10361 * tree-vrp.h (extract_range_from_unary_expr): Declare.
10363 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
10365 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
10367 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10369 * config/i386/i386.c (ix86_print_operand)
10370 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
10371 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
10372 (epilogue_renumber): Likewise.
10374 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
10376 PR middle-end/77719
10377 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
10378 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
10380 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
10382 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
10383 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
10384 is_mm_seq_cst, is_mm_sync): Move to ...
10385 * memmodel.h: This. New file.
10386 * builtins.c: Include memmodel.h.
10387 * optabs.c: Likewise.
10388 * tsan.c: Likewise.
10389 * config/aarch64/aarch64.c: Likewise.
10390 * config/alpha/alpha.c: Likewise.
10391 * config/arm/arm.c: Likewise.
10392 * config/i386/i386.c: Likewise.
10393 * config/ia64/ia64.c: Likewise.
10394 * config/mips/mips.c: Likewise.
10395 * config/rs6000/rs6000.c: Likewise.
10396 * config/sparc/sparc.c: Likewise.
10397 * genconditions.c: Include memmodel.h in generated file.
10398 * genemit.c: Likewise.
10399 * genoutput.c: Likewise.
10400 * genpeep.c: Likewise.
10401 * genpreds.c: Likewise.
10402 * genrecog.c: Likewise.
10404 2016-09-26 David Malcolm <dmalcolm@redhat.com>
10406 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
10407 "c" instead when parsing characters. Move operand parsing into...
10408 (read_rtx_operand): ...this new function, renaming "i" to "idx",
10409 and tightening the scope of various locals.
10411 2016-09-26 Liu Hao <lh_mouse@126.com>
10413 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
10415 2016-09-26 Marek Polacek <polacek@redhat.com>
10417 * system.h: Use __has_attribute to check whether the fallthrough
10418 attribute is supported.
10420 2016-09-26 Marek Polacek <polacek@redhat.com>
10422 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
10423 gimple_call_internal_p.
10424 * ipa-split.c (find_return_bb): Likewise.
10425 (execute_split_functions): Likewise.
10426 * omp-low.c (dump_oacc_loop_part): Likewise.
10427 (oacc_loop_xform_head_tail): Likewise.
10428 * predict.c (predict_loops): Likewise.
10429 * sanopt.c (pass_sanopt::execute): Likewise.
10430 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
10431 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
10432 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
10433 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
10434 (expand_ifn_va_arg): Likewise.
10435 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
10436 (optimize_mask_stores): Likewise.
10437 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
10438 (vect_transform_stmt): Likewise.
10439 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
10440 * tsan.c (instrument_memory_accesses): Likewise.
10442 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10443 Alexander Monakov <amonakov@ispras.ru>
10445 * regrename.c (rename_chains): Check
10446 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
10447 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
10448 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
10450 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10452 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
10453 (s390_sched_score): Likewise.
10455 2016-09-26 Martin Liska <mliska@suse.cz>
10457 * doc/gcov.texi: Update program output of gcov tool.
10459 2016-09-26 Martin Liska <mliska@suse.cz>
10461 PR gcov-profile/23332
10462 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
10463 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
10464 * value-prof.c (dump_histogram_value): Do not handle
10465 HIST_TYPE_CONST_DELTA.
10466 (stream_in_histogram_value): Likewise.
10467 (gimple_find_values_to_profile): Likewise.
10468 * value-prof.h (enum hist_type): Likewise.
10470 2016-09-26 Martin Liska <mliska@suse.cz>
10472 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
10473 from default sanitize recover values.
10474 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
10475 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
10476 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
10478 * opts.c (finish_options): Do a generic loop over options
10479 that can be recovered.
10480 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
10482 (common_handle_option): Likewise.
10483 * opts.h: Declare can_recover to sanitizer_opts_s.
10485 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
10487 * target.def(elf_flags_numeric): Change documentation to present tense.
10488 * doc/tm.texi: Regenerate.
10490 2016-09-26 Marek Polacek <polacek@redhat.com>
10493 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
10494 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
10495 -Wno-switch-fallthrough.
10496 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
10497 (expand_builtin): Likewise.
10498 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
10499 * convert.c (convert_to_real_1): Likewise.
10500 (convert_to_integer_1): Likewise.
10501 * final.c (output_alternate_entry_point): Likewise.
10502 * genattrtab.c (make_canonical): Likewise.
10503 (write_test_expr): Likewise.
10504 * genpreds.c (validate_exp): Likewise.
10505 * gimple-ssa-strength-reduction.c
10506 (find_candidates_dom_walker::before_dom_children): Likewise.
10507 * godump.c (go_format_type): Likewise.
10508 * reload1.c (elimination_effects): Likewise.
10509 * resource.c (mark_referenced_resources): Likewise.
10510 (mark_set_resources): Likewise.
10511 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
10512 * varasm.c (output_addressed_constants): Likewise.
10514 2016-09-26 Marek Polacek <polacek@redhat.com>
10517 * common.opt (Wimplicit-fallthrough): New option.
10518 * doc/extend.texi: Document statement attributes and the fallthrough
10520 * doc/invoke.texi: Document -Wimplicit-fallthrough.
10521 * gimple.h (gimple_call_internal_p): New function.
10522 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
10523 (struct label_entry): New struct.
10524 (find_label_entry): New function.
10525 (case_label_p): New function.
10526 (collect_fallthrough_labels): New function.
10527 (last_stmt_in_scope): New function.
10528 (should_warn_for_implicit_fallthrough): New function.
10529 (warn_implicit_fallthrough_r): New function.
10530 (maybe_warn_implicit_fallthrough): New function.
10531 (expand_FALLTHROUGH_r): New function.
10532 (expand_FALLTHROUGH): New function.
10533 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
10534 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
10535 (gimplify_label_expr): New function.
10536 (gimplify_case_label_expr): Set location.
10537 (gimplify_expr): Call gimplify_label_expr.
10538 * internal-fn.c (expand_FALLTHROUGH): New function.
10539 * internal-fn.def (FALLTHROUGH): New internal function.
10540 * langhooks.c (lang_GNU_OBJC): New function.
10541 * langhooks.h (lang_GNU_OBJC): Declare.
10542 * system.h (gcc_fallthrough): Define.
10543 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
10544 * tree.h (FALLTHROUGH_LABEL_P): Define.
10546 2016-09-26 Richard Biener <rguenther@suse.de>
10548 * dwarf2out.c (stripattributes): Remove unused function.
10549 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
10550 Push dwarf_split_debug_info handling into init_sections_and_labels.
10551 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
10552 (DEBUG_MACRO_SECTION_FLAGS): Remove.
10553 (debug_macinfo_section_name): New global.
10554 (output_macinfo): Use debug_macinfo_section_name.
10555 (init_sections_and_labels): Split out section and label generation
10556 from dwarf2out_init. Set debug_macinfo_section_name.
10557 (dwarf2out_init): Move text section label generation and emission
10559 (dwarf2out_assembly_start): ... here.
10560 (dwarf2out_finish): Call init_sections_and_labels before DWARF
10563 2016-09-26 Richard Biener <rguenther@suse.de>
10566 * cgraphunit.c (analyze_functions): Before early removing
10567 global vars calls the late_global_decl debug handler mark
10568 the variable as readonly.
10570 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
10573 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
10574 (sh_rtx_costs): Handle SET of movt and movrt patterns.
10575 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
10576 declare new overloads.
10577 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
10580 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10582 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
10583 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
10585 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
10587 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
10588 * configure: Regenerate.
10590 2016-09-24 Marek Polacek <polacek@redhat.com>
10593 * doc/invoke.texi: Document -Wbool-operation.
10595 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10597 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
10598 * config/rs6000/rs6000.c (expand_block_compare): New function used by
10599 cmpmemsi pattern to do builtin expansion of memcmp ().
10600 (compute_current_alignment): Add helper function for
10601 expand_block_compare used to compute alignment as the compare proceeds.
10602 (select_block_compare_mode): Used by expand_block_compare to select
10603 the mode used for reading the next chunk of bytes in the compare.
10604 (do_load_for_compare): Used by expand_block_compare to emit the load
10605 insns for the compare.
10606 (rs6000_emit_dot_insn): Moved this function to avoid a forward
10607 reference from expand_block_compare ().
10608 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
10609 prototype for this function.
10610 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
10611 target option for controlling how much code inline expansion of
10612 memcmp() will be allowed to generate.
10614 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10616 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
10617 hook_bool_mode_false, hook_bool_mode_true,
10618 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
10619 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
10620 hook_bool_const_rtx_insn_const_rtx_insn_true,
10621 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
10622 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
10623 hook_bool_const_tree_hwi_hwi_const_tree_false,
10624 hook_bool_const_tree_hwi_hwi_const_tree_true,
10625 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
10626 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
10627 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
10628 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
10629 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
10630 hook_bool_const_tree_true, hook_bool_tree_tree_false,
10631 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
10632 hook_bool_rtx_insn_true, hook_bool_rtx_false,
10633 hook_bool_uintp_uintp_false,
10634 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
10635 hook_rtx_tree_int_null, hook_uint_mode_0,
10636 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
10637 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
10638 hook_constcharptr_const_rtx_insn_null,
10639 hook_constcharptr_const_tree_const_tree_null,
10640 hook_constcharptr_int_const_tree_null,
10641 hook_constcharptr_int_const_tree_const_tree_null,
10642 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
10643 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
10644 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
10646 * vec.h (vNULL): Extend comment to say = vNULL initialization
10647 isn't needed for static vars.
10649 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
10650 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
10651 = vNULL initialization of file scope vec.
10652 * passes.c (pass_tab, enabled_pass_uid_range_tab,
10653 disabled_pass_uid_range_tab): Likewise.
10654 * haifa-sched.c (sched_luids, h_i_d): Likewise.
10655 * tree-chkp-opt.c (check_infos): Likewise.
10656 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
10658 * vec.h (vnull::operator vec): Add constexpr keyword for
10661 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
10663 PR tree-optimization/77654
10664 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
10665 to duplicate_ssa_name_ptr_info.
10667 2016-09-23 David Malcolm <dmalcolm@redhat.com>
10669 PR preprocessor/77672
10670 * input.c (selftest::test_lexer_string_locations_simple): Update
10671 test to expect location information of the terminator character
10672 at the location of the final closing quote.
10673 (selftest::test_lexer_string_locations_hex): Likewise.
10674 (selftest::test_lexer_string_locations_oct): Likewise.
10675 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
10676 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
10677 (selftest::test_lexer_string_locations_ucn4): Likewise.
10678 (selftest::test_lexer_string_locations_ucn8): Likewise.
10679 (selftest::test_lexer_string_locations_u8): Likewise.
10680 (selftest::test_lexer_string_locations_utf8_source): Likewise.
10681 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
10682 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
10683 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
10684 (selftest::test_lexer_string_locations_macro): Likewise.
10685 (selftest::test_lexer_string_locations_long_line): Likewise.
10687 2016-09-23 Richard Biener <rguenther@suse.de>
10689 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
10690 virtual definition to virtual use if the call devirtualizes
10691 to a const or pure function.
10692 (visit_use): Also visit calls we can devirtualize to a
10693 const or pure function.
10695 2016-09-23 Richard Biener <rguenther@suse.de>
10697 PR tree-optimization/77697
10698 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
10699 signal error if we have sth ternary or unhandled.
10701 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10703 * config/arm/arm_neon.h (vabd_f16): New.
10737 (vcvt_f16_s16): New.
10738 (vcvt_f16_u16): New.
10739 (vcvt_s16_f16): New.
10740 (vcvt_u16_f16): New.
10741 (vcvtq_f16_s16): New.
10742 (vcvtq_f16_u16): New.
10743 (vcvtq_s16_f16): New.
10744 (vcvtq_u16_f16): New.
10745 (vcvta_s16_f16): New.
10746 (vcvta_u16_f16): New.
10747 (vcvtaq_s16_f16): New.
10748 (vcvtaq_u16_f16): New.
10749 (vcvtm_s16_f16): New.
10750 (vcvtm_u16_f16): New.
10751 (vcvtmq_s16_f16): New.
10752 (vcvtmq_u16_f16): New.
10753 (vcvtn_s16_f16): New.
10754 (vcvtn_u16_f16): New.
10755 (vcvtnq_s16_f16): New.
10756 (vcvtnq_u16_f16): New.
10757 (vcvtp_s16_f16): New.
10758 (vcvtp_u16_f16): New.
10759 (vcvtpq_s16_f16): New.
10760 (vcvtpq_u16_f16): New.
10761 (vcvt_n_f16_s16): New.
10762 (vcvt_n_f16_u16): New.
10763 (vcvtq_n_f16_s16): New.
10764 (vcvtq_n_f16_u16): New.
10765 (vcvt_n_s16_f16): New.
10766 (vcvt_n_u16_f16): New.
10767 (vcvtq_n_s16_f16): New.
10768 (vcvtq_n_u16_f16): New.
10776 (vmaxnmq_f16): New.
10780 (vminnmq_f16): New.
10782 (vmul_lane_f16): New.
10785 (vmulq_lane_f16): New.
10786 (vmulq_n_f16): New.
10793 (vrecpeq_f16): New.
10806 (vrsqrte_f16): New.
10807 (vrsqrteq_f16): New.
10809 (vrecpsq_f16): New.
10810 (vrsqrts_f16): New.
10811 (vrsqrtsq_f16): New.
10815 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10817 * config.gcc (extra_headers): Add arm_fp16.h
10818 * config/arm/arm_fp16.h: New.
10819 * config/arm/arm_neon.h: Include "arm_fp16.h".
10821 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10823 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
10825 (vmulf): New (v8hf, v4hf variants).
10826 (vfma): New (v8hf, v4hf variants).
10827 (vfms): New (v8hf, v4hf variants).
10828 (vsub): New (v8hf, v4hf variants).
10829 (vcage): New (v8hf, v4hf variants).
10830 (vcagt): New (v8hf, v4hf variants).
10831 (vcale): New (v8hf, v4hf variants).
10832 (vcalt): New (v8hf, v4hf variants).
10833 (vceq): New (v8hf, v4hf variants).
10834 (vcgt): New (v8hf, v4hf variants).
10835 (vcge): New (v8hf, v4hf variants).
10836 (vcle): New (v8hf, v4hf variants).
10837 (vclt): New (v8hf, v4hf variants).
10838 (vceqz): New (v8hf, v4hf variants).
10839 (vcgez): New (v8hf, v4hf variants).
10840 (vcgtz): New (v8hf, v4hf variants).
10841 (vcltz): New (v8hf, v4hf variants).
10842 (vclez): New (v8hf, v4hf variants).
10843 (vabd): New (v8hf, v4hf variants).
10844 (vmaxf): New (v8hf, v4hf variants).
10845 (vmaxnm): New (v8hf, v4hf variants).
10846 (vminf): New (v8hf, v4hf variants).
10847 (vminnm): New (v8hf, v4hf variants).
10848 (vpmaxf): New (v4hf variant).
10849 (vpminf): New (v4hf variant).
10850 (vpadd): New (v4hf variant).
10851 (vrecps): New (v8hf, v4hf variants).
10852 (vrsqrts): New (v8hf, v4hf variants).
10853 (vabs): New (v8hf, v4hf variants).
10854 (vneg): New (v8hf, v4hf variants).
10855 (vrecpe): New (v8hf, v4hf variants).
10856 (vrnd): New (v8hf, v4hf variants).
10857 (vrnda): New (v8hf, v4hf variants).
10858 (vrndm): New (v8hf, v4hf variants).
10859 (vrndn): New (v8hf, v4hf variants).
10860 (vrndp): New (v8hf, v4hf variants).
10861 (vrndx): New (v8hf, v4hf variants).
10862 (vrsqrte): New (v8hf, v4hf variants).
10863 (vmul_lane): Add v4hf and v8hf variants.
10864 (vmul_n): Add v4hf and v8hf variants.
10865 (vext): New (v8hf, v4hf variants).
10866 (vcvts): New (v8hi, v4hi variants).
10867 (vcvts): New (v8hf, v4hf variants).
10868 (vcvtu): New (v8hi, v4hi variants).
10869 (vcvtu): New (v8hf, v4hf variants).
10870 (vcvts_n): New (v8hf, v4hf variants).
10871 (vcvtu_n): New (v8hi, v4hi variants).
10872 (vcvts_n): New (v8hi, v4hi variants).
10873 (vcvtu_n): New (v8hf, v4hf variants).
10874 (vbsl): New (v8hf, v4hf variants).
10875 (vcvtas): New (v8hf, v4hf variants).
10876 (vcvtau): New (v8hf, v4hf variants).
10877 (vcvtms): New (v8hf, v4hf variants).
10878 (vcvtmu): New (v8hf, v4hf variants).
10879 (vcvtns): New (v8hf, v4hf variants).
10880 (vcvtnu): New (v8hf, v4hf variants).
10881 (vcvtps): New (v8hf, v4hf variants).
10882 (vcvtpu): New (v8hf, v4hf variants).
10884 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10886 * config/arm/arm-builtins.c (hf_UP): New.
10888 (vfp_builtin_data): New. Update comment.
10889 (enum arm_builtins): Include "arm_vfp_builtins.def".
10890 (ARM_BUILTIN_VFP_PATTERN_START): New.
10891 (arm_init_vfp_builtins): New.
10892 (arm_init_builtins): Add arm_init_vfp_builtins.
10893 (arm_expand_vfp_builtin): New.
10894 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
10896 * config/arm/arm_vfp_builtins.def: New file.
10897 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
10898 (arm-builtins.o): Likewise.
10900 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
10903 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
10904 from constant while creating value range.
10906 2016-09-23 Renlin Li <renlin.li@arm.com>
10908 * ira.c (ira): Move ira_use_lra_p initialization code to ...
10909 (ira_init_once): Here.
10911 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
10912 Jakub Jelinek <jakub@redhat.com>
10914 * hooks.h (hook_uint_uintp_false): Rename to...
10915 (hook_bool_uint_uintp_false): ... this.
10916 * hooks.c (hook_uint_uintp_false): Rename to...
10917 (hook_bool_uint_uintp_false): ... this.
10918 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
10919 instead of hook_uint_uintp_false.
10921 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10923 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
10924 (arm_init_builtins): Move body of a loop to the standalone
10925 function arm_init_neon_builtin.
10926 (arm_expand_neon_builtin_1): New. Update comment. Function body
10927 moved from arm_neon_builtin with some white-space fixes.
10928 (arm_expand_neon_builtin): Move code into the standalone function
10929 arm_expand_neon_builtin_1.
10931 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10933 * config/arm/iterators.md (VCVTHI): New.
10934 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
10935 (NEON_VAGLTE): New.
10936 (VFM_LANE_AS): New.
10938 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
10939 (V_HALF): Add V4HF. Fix white-space.
10940 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
10941 (V_s_elem): Likewise.
10942 (V_sz_elem): Fix white-space.
10943 (V_elem_ch): Likewise.
10945 (scalar_mul_constraint): Add V8HF and V4HF.
10946 (Is_float_mode): Fix white-space.
10947 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
10948 (q): Add HF. Fix white-space.
10951 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
10952 (neon_vfm_lane_as): New.
10953 * config/arm/neon.md (add<mode>3_fp16): New.
10954 (sub<mode>3_fp16): New.
10955 (mul<mode>3add<mode>_neon): New.
10956 (fma<VH:mode>4_intrinsic): New.
10957 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
10958 (fmsub<VH:mode>4_intrinsic): New.
10959 (<absneg_str><mode>2): New.
10960 (neon_v<absneg_str><mode>): New.
10961 (neon_v<fp16_rnd_str><mode>): New.
10962 (neon_vrsqrte<mode>): New.
10963 (neon_vpaddv4hf): New.
10964 (neon_vadd<mode>): New.
10965 (neon_vsub<mode>): New.
10966 (neon_vmulf<mode>): New.
10967 (neon_vfma<VH:mode>): New.
10968 (neon_vfms<VH:mode>): New.
10969 (neon_vc<cmp_op><mode>): New.
10970 (neon_vc<cmp_op><mode>_fp16insn): New
10971 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
10972 (neon_vca<cmp_op><mode>): New.
10973 (neon_vca<cmp_op><mode>_fp16insn): New.
10974 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
10975 (neon_vc<cmp_op>z<mode>): New.
10976 (neon_vabd<mode>): New.
10977 (neon_v<maxmin>f<mode>): New.
10978 (neon_vp<maxmin>fv4hf: New.
10979 (neon_<fmaxmin_op><mode>): New.
10980 (neon_vrecps<mode>): New.
10981 (neon_vrsqrts<mode>): New.
10982 (neon_vrecpe<mode>): New (VH variant).
10983 (neon_vdup_lane<mode>_internal): New.
10984 (neon_vdup_lane<mode>): New.
10985 (neon_vcvt<sup><mode>): New (VCVTHI variant).
10986 (neon_vcvt<sup><mode>): New (VH variant).
10987 (neon_vcvt<sup>_n<mode>): New (VH variant).
10988 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
10989 (neon_vcvt<vcvth_op><sup><mode>): New.
10990 (neon_vmul_lane<mode>): New.
10991 (neon_vmul_n<mode>): New.
10992 * config/arm/unspecs.md (UNSPEC_VCALE): New
10993 (UNSPEC_VCALT): New.
10994 (UNSPEC_VFMA_LANE): New.
10995 (UNSPECS_VFMS_LANE): New.
10997 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10999 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
11000 ("*extzv<mode><clobbercc_or_nocc>"):
11001 Correct a typo in a comment.
11003 ("*insv<mode>_zEC12", "*insv<mode>_z10")
11004 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
11005 ("*insv<mode>_zEC12_appendbitsleft")
11006 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
11007 ("*insv<mode>_z10_appendbitsleft"): Ditto.
11008 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
11009 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
11010 Provide pattern with operands switched.
11011 ("*pre_z10_extv<mode>"):
11012 Use new subst patterns.
11013 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
11014 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
11015 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
11016 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
11017 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
11018 ("*<risbg_n>_sidi_ior_and_lshiftrt")
11019 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
11021 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
11022 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
11023 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
11025 ("SINT"): New mode_iterator with SI, HI, QI.
11026 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
11027 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
11030 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11032 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
11033 new interface of s390_contiguous_bitmask_p.
11034 ("contiguous_bitmask_nowrap_operand"): New predicate.
11035 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
11036 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
11037 of s390_contiguous_bitmask_p.
11038 ("NxxDw"): Rename NxxDq constraint to NxxDw.
11039 ("NxxSw"): New constraint.
11040 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
11041 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
11043 (s390_contiguous_bitmask_nowrap_p): Export.
11044 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
11045 former s390_contiguous_bitmask_p.
11046 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
11047 detect contiguous bit ranges with wraparound. Change signature to
11048 return START and END position instead of POS and LENGTH.
11049 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
11050 ranges with wraparound.
11051 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
11052 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
11053 Adapt to new signature of s390_contiguous_bitmask_p.
11055 2016-09-23 Bin Cheng <bin.cheng@arm.com>
11057 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
11058 (create_intersect_range_checks): New.
11059 (vect_create_cond_for_alias_checks): Call above function.
11061 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11063 * config/arm/iterators.md (Code iterators): Fix some white-space
11067 (FCVT): Moved from vfp.md.
11068 (VCVT_HF_US_N): New.
11069 (VCVT_SI_US_N): New.
11074 (FCVTI32typename): Moved from vfp.md.
11075 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
11076 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
11077 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
11078 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
11079 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
11081 (fp16_rnd_str): New.
11082 (fp16_rnd_insn): New.
11083 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
11084 (UNSPEC_VCVT_HF_U_N): New.
11085 (UNSPEC_VCVT_SI_S_N): New.
11086 (UNSPEC_VCVT_SI_U_N): New.
11087 (UNSPEC_VCVTH_S): New.
11088 (UNSPEC_VCVTH_U): New.
11089 (UNSPEC_VCVTA_S): New.
11090 (UNSPEC_VCVTA_U): New.
11091 (UNSPEC_VCVTM_S): New.
11092 (UNSPEC_VCVTM_U): New.
11093 (UNSPEC_VCVTN_S): New.
11094 (UNSPEC_VCVTN_U): New.
11095 (UNSPEC_VCVTP_S): New.
11096 (UNSPEC_VCVTP_U): New.
11097 (UNSPEC_VCVTP_S): New.
11098 (UNSPEC_VCVTP_U): New.
11099 (UNSPEC_VRND): New.
11100 (UNSPEC_VRNDA): New.
11101 (UNSPEC_VRNDI): New.
11102 (UNSPEC_VRNDM): New.
11103 (UNSPEC_VRNDN): New.
11104 (UNSPEC_VRNDP): New.
11105 (UNSPEC_VRNDX): New.
11106 * config/arm/vfp.md (<absneg_str>hf2): New.
11107 (neon_vabshf): New.
11108 (neon_v<fp16_rnd_str>hf): New.
11109 (neon_vrndihf): New.
11114 (*mulsf3neghf_vfp): New.
11115 (*negmulhf3_vfp): New.
11116 (*mulsf3addhf_vfp): New.
11117 (*mulhf3subhf_vfp): New.
11118 (*mulhf3neghfaddhf_vfp): New.
11119 (*mulhf3neghfsubhf_vfp): New.
11121 (neon_vfmahf): New.
11122 (fmsubhf4_fp16): New.
11123 (neon_vfmshf): New.
11126 (neon_vsqrthf): New.
11127 (neon_vrsqrtshf): New.
11128 (FCVT): Move to iterators.md.
11129 (FCVTI32typename): Likewise.
11130 (neon_vcvth<sup>hf): New.
11131 (neon_vcvth<sup>si): New.
11132 (neon_vcvth<sup>_nhf_unspec): New.
11133 (neon_vcvth<sup>_nhf): New.
11134 (neon_vcvth<sup>_nsi_unspec): New.
11135 (neon_vcvth<sup>_nsi): New.
11136 (neon_vcvt<vcvth_op>h<sup>si): New.
11137 (neon_<fmaxmin_op>hf): New.
11139 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11141 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
11142 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
11143 ("*insv<mode>_zEC12_appendbitsleft")
11144 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
11145 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
11147 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11149 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
11150 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
11151 construct values without normalization.
11152 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
11153 static local lhs_ops to vNULL.
11155 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11156 Jiong Wang <jiong.wang@arm.com>
11158 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
11159 available when FP16 instructions are available.
11160 (output_move_vfp): Add support for 16-bit data moves.
11161 (arm_validize_comparison): Fix some white-space. Support HFmode
11162 by conversion to SFmode.
11163 * config/arm/arm.md (truncdfhf2): Fix a comment.
11164 (extendhfdf2): Likewise.
11166 (movsicc): Fix some white-space.
11168 (movsfcc): Fix some white-space.
11170 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
11171 instructions are available.
11172 (*thumb2_movhi_vfp): Likewise.
11173 (*arm_movhi_fp16): New.
11174 (*thumb2_movhi_fp16): New.
11175 (*movhf_vfp_fp16): New.
11176 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
11177 (*movhf_vfp): Likewise.
11178 (extendhfsf2): Enable when VFP FP16 instructions are available.
11179 (truncsfhf2): Enable when VFP FP16 instructions are available.
11181 2016-09-23 Martin Liska <mliska@suse.cz>
11183 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
11185 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11187 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
11189 (arm_evpc_neon_vtrn): Likewise.
11190 (arm_evpc_neon_vrev): Likewise.
11191 (arm_evpc_neon_vext): Likewise.
11192 * config/arm/arm_neon.h (vbsl_f16): New.
11195 (vdupq_n_f16): New.
11196 (vdup_lane_f16): New.
11197 (vdupq_lane_f16): New.
11201 (vmovq_n_f16): New.
11203 (vrev64q_f16): New.
11210 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
11211 (vdup_lane): New (v8hf, v4hf variants).
11212 (vext): New (v8hf, v4hf variants).
11213 (vbsl): New (v8hf, v4hf variants).
11214 * config/arm/iterators.md (VDQWH): New.
11216 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
11217 (Scalar_mul_8_16): Fix white-space.
11218 (Is_d_reg): Add V4HF and V8HF.
11219 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
11220 (neon_vdup_lane<mode>): New.
11221 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
11222 (*neon_vtrn<mode>_insn): Likewise.
11223 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
11224 (*neon_vzip<mode>_insn): Likewise
11225 (neon_vuzp<mode>_internal): Likewise.
11226 (*neon_vuzp<mode>_insn): Likewise
11227 * config/arm/vec-common.md (vec_perm_const<mode>): New.
11229 2016-09-23 Jiong Wang <jiong.wang@arm.com>
11230 Matthew Wahab <matthew.wahab@arm.com>
11232 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
11233 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
11234 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
11235 available. Also fix some white-space.
11236 * config/arm/vfp.md (*arm_movhi_vfp): New.
11237 (*thumb2_movhi_vfp): New.
11239 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11241 * config/arm/arm-c.c (arm_cpu_builtins): Define
11242 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
11243 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
11245 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11247 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
11248 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
11249 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
11250 arm_v8_2a_fp16_neon_hw.
11251 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
11254 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11256 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
11257 arm_fp16_alternative_ok and arm_fp16_none_ok.
11259 2016-09-23 Martin Liska <mliska@suse.cz>
11261 * ipa-icf.c (sem_variable::merge): Replace adress with address.
11263 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11265 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
11266 ("armv8.2-a"): New.
11267 ("armv8.2-a+fp16"): New.
11268 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
11269 (FL2_FP16INST): New.
11270 (FL2_FOR_ARCH8_2A): New.
11271 * config/arm/arm-tables.opt: Regenerate.
11272 * config/arm/arm.c (arm_arch8_2): New.
11273 (arm_fp16_inst): New.
11274 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
11275 for incompatible fp16-format settings.
11276 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
11277 (TARGET_NEON_FP16INST): New.
11278 (arm_arch8_2): Declare.
11279 (arm_fp16_inst): Declare.
11280 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
11281 march=armv8.2-a and march=armv8.2-a+fp16.
11282 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
11283 and armv8.2-a+fp16.
11284 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
11285 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
11287 2016-09-23 Martin Liska <mliska@suse.cz>
11289 * doc/extend.texi: Remove fused-madd from i386 target options.
11291 2016-09-23 Martin Liska <mliska@suse.cz>
11293 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
11296 2016-09-23 Martin Liska <mliska@suse.cz>
11298 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
11301 2016-09-23 Martin Liska <mliska@suse.cz>
11304 * config/i386/i386.c (ix86_option_override_internal): Change
11305 signature and return false when there's an error related to
11307 (release_options_strings): New function.
11308 (ix86_valid_target_attribute_tree): Call the function.
11310 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11312 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
11313 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
11314 (gen_hsa_ctor_assignment): Likewise.
11315 * print-tree.c (print_node): Likewise.
11316 * tree-dump.c (dequeue_and_dump): Likewise.
11317 * tree-sra.c (sra_modify_constructor_assign): Likewise.
11318 * expr.c (store_constructor): Likewise.
11319 * fold-const.c (operand_equal_p): Likewise.
11320 * tree-pretty-print.c (dump_generic_node): Likewise.
11321 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
11322 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
11324 2016-09-23 Richard Biener <rguenther@suse.de>
11326 * hooks.h (hook_uint_uintp_false): Declare.
11328 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11330 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
11331 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
11333 2016-09-22 Martin Sebor <msebor@redhat.com>
11336 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
11337 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
11338 (target_int_min): Correct computation.
11339 (format_integer): Use long long as the argument for the ll length
11341 (format_floating): Use target_int_max().
11342 (get_string_length): Same.
11343 (format_string): Avoid setting the bounded flag for strings
11345 (try_substitute_return_value): Avoid setting range info when
11346 the result isn't bounded.
11347 * varasm.c (assemble_name): Increase buffer size.
11349 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
11350 Terry Guo <terry.guo@arm.com>
11352 * target.def (elf_flags_numeric): New target hook.
11353 * targhooks.h (default_asm_elf_flags_numeric): New.
11354 * varasm.c (default_asm_elf_flags_numeric): New.
11355 (default_elf_asm_named_section): Use new target hook.
11356 * config/arm/arm.opt (mpure-code): New.
11357 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
11358 * config/arm/arm.c (arm_asm_init_sections): Add section
11359 attribute to default text section if -mpure-code.
11360 (arm_option_check_internal): Diagnose use of option with
11361 non supported targets and/or options.
11362 (arm_asm_elf_flags_numeric): New.
11363 (arm_function_section): New.
11364 (arm_elf_section_type_flags): New.
11365 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
11367 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
11368 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
11370 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
11372 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
11374 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11376 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
11377 * rtl.h: Adjust prototype.
11379 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11381 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
11382 (prev_active_insn): Likewise.
11383 (active_insn_p): Likewise.
11384 * rtl.h: Adjust prototypes.
11385 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
11386 * config/arc/arc.md: Likewise.
11387 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
11388 (branch_needs_nop_p): Likewise.
11389 (use_skip_p): Likewise.
11390 * config/sh/sh.c (gen_block_redirect): Likewise.
11391 (split_branches): Likewise.
11392 * reorg.c (optimize_skip): Likewise.
11393 (fill_simple_delay_slots): Likewise.
11394 (fill_slots_from_thread): Likewise.
11395 (relax_delay_slots): Likewise.
11396 * resource.c (mark_target_live_regs): Likewise.
11398 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11400 * config/cris/cris.c (cris_asm_output_case_end): Change argument
11401 type to rtx_insn *.
11402 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
11403 (prev_nonnote_nondebug_insn): Likewise.
11404 * config/cris/cris-protos.h: Adjust prototype.
11406 * jump.c (rtx_renumbered_equal_p): Adjust.
11408 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11410 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
11411 * rtl.h: Adjust prototype.
11412 * config/sh/sh.md: Adjust.
11413 * dwarf2out.c (add_var_loc_to_decl): Likewise.
11415 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11417 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
11418 (prev_nondebug_insn): Likewise.
11419 * loop-doloop.c (doloop_condition_get): Likewise.
11420 * rtl.h: Adjust prototype.
11421 * cfgloop.h: Likewise.
11423 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11425 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
11426 (prev_nonnote_insn): Likewise.
11427 * jump.c (reversed_comparison_code_parts): Likewise.
11428 (reversed_comparison): Likewise.
11429 * rtl.h: Adjust prototypes.
11430 * config/arc/arc.md: Adjust.
11431 * cse.c (find_comparison_args): Likewise.
11432 * reorg.c (redundant_insn): Change return type to rtx_insn *.
11433 (fix_reg_dead_note): Change argument type to rtx_insn *.
11434 (delete_prior_computation): Likewise.
11435 (delete_computation): Likewise.
11436 (fill_slots_from_thread): Adjust.
11437 (relax_delay_slots): Likewise.
11438 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
11439 (simplify_relational_operation_1): Likewise.
11440 (simplify_ternary_operation): Likewise.
11442 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11444 * config/arc/arc-protos.h (arc_label_align): Change type of
11445 variables from rtx to rtx_insn *.
11446 * config/arc/arc.c (arc_label_align): Likewise.
11447 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
11448 * config/bfin/bfin.c (workaround_speculation): Likewise.
11449 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
11450 (find_last_same_clock): Likewise.
11451 (reorg_split_calls): Likewise.
11452 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
11453 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
11454 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
11455 (same_cmp_following_p): Likewise.
11456 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
11457 (same_cmp_following_p): Likwise.
11458 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
11459 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
11460 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
11461 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
11462 (rl78_alloc_physical_registers_cmp): Likewise.
11463 (rl78_alloc_physical_registers_umul): Likewise.
11464 (rl78_calculate_death_notes): Likewise.
11465 * config/s390/s390-protos.h (s390_label_align): Likewise.
11466 * config/s390/s390.c (s390_label_align): Likewise.
11467 * config/sh/sh.c (barrier_align): Likewise.
11468 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
11469 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
11470 (emit_cbcond_nop): Likewise.
11472 2016-09-22 Martin Liska <mliska@suse.cz>
11475 * ipa-icf.c (sem_variable::merge): Yield merge operation if
11476 alias address matters, not necessarily address of original.
11478 2016-09-22 Richard Biener <rguenther@suse.de>
11480 PR middle-end/77697
11481 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
11484 2016-09-22 Richard Biener <rguenther@suse.de>
11486 PR middle-end/77677
11487 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
11488 from constant folding results.
11489 (gimple_resimplify2): Likewise.
11490 (gimple_resimplify3): Likewise.
11492 2016-09-22 Richard Biener <rguenther@suse.de>
11494 PR middle-end/77678
11495 * expr.c (expand_expr_real_1): Guard array access against negative
11498 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11500 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
11502 (format_floating): Likewise.
11504 2016-09-22 Jakub Jelinek <jakub@redhat.com>
11507 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
11508 for all IFN_GOMP_SIMD_* internal fns, not just for
11509 IFN_GOMP_SIMD_ORDERED_*.
11511 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11514 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
11515 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
11516 instructions when you want to invert the test.
11517 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
11518 correct order for XXSEL.
11519 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
11520 for using XSCMP{EQ,GT,GE}DP.
11522 2016-09-21 David Malcolm <dmalcolm@redhat.com>
11524 * genconstants.c (main): Introduce noop_reader and convert call
11525 to read_md_files to a method call.
11526 * genenums.c (main): Likewise.
11527 * genmddeps.c (main): Likewise.
11528 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
11529 rtx_reader_ptr->get_top_level_filename ().
11530 (write_tm_preds_h): Likewise.
11531 (write_insn_preds_c): Likewise.
11532 * gensupport.c (class gen_reader): New subclass of rtx_reader.
11533 (rtx_handle_directive): Convert to...
11534 (gen_reader::handle_unknown_directive): ...this.
11535 (init_rtx_reader_args_cb): Convert return type from bool to
11536 rtx_reader *. Create a gen_reader instance, using it for the
11537 call to read_md_files. Return it if no errors occur.
11538 (init_rtx_reader_args): Convert return type from bool to
11540 * gensupport.h (init_rtx_reader_args_cb): Likewise.
11541 (init_rtx_reader_args_cb): Likewise.
11542 * read-md.c (struct file_name_list): Move to class rtx_reader.
11543 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
11544 (read_md_filename): Delete in favor of
11545 rtx_reader::m_read_md_filename.
11546 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
11547 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
11548 (base_dir): Delete in favor of rtx_reader::m_base_dir.
11549 (first_dir_md_include): Delete in favor of
11550 rtx_reader::m_first_dir_md_include.
11551 (last_dir_md_include_ptr): Delete in favor of
11552 rtx_reader::m_last_dir_md_include_ptr.
11553 (max_include_len): Delete.
11554 (rtx_reader_ptr): New.
11555 (fatal_with_file_and_line): Use get_filename and get_lineno
11556 accessors of rtx_reader_ptr.
11557 (require_char_ws): Likewise.
11558 (rtx_reader::read_char): New method, based on ::read_char.
11559 (rtx_reader::unread_char): New method, based on ::unread_char.
11560 (read_escape): Use get_filename and get_lineno accessors of
11562 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
11563 (read_string): Use get_filename and get_lineno accessors of
11565 (rtx_reader::rtx_reader): New ctor.
11566 (rtx_reader::~rtx_reader): New dtor.
11567 (handle_include): Convert from a function to...
11568 (rtx_reader::handle_include): ...this method, converting
11569 handle_directive from a callback to a virtual function.
11570 (handle_file): Likewise, converting to...
11571 (rtx_reader::handle_file): ...this method.
11572 (handle_toplevel_file): Likewise, converting to...
11573 (rtx_reader::handle_toplevel_file): ...this method.
11574 (rtx_reader::get_current_location): New method.
11575 (parse_include): Convert from a function to...
11576 (rtx_reader::add_include_path): ...this method, dropping redundant
11577 update to unused max_include_len.
11578 (read_md_files): Convert from a function to...
11579 (rtx_reader::read_md_files): ...this method, converting
11580 handle_directive from a callback to a virtual function.
11581 (noop_reader::handle_unknown_directive): New method.
11582 * read-md.h (directive_handler_t): Delete this typedef.
11583 (in_fname): Delete.
11584 (read_md_file): Delete.
11585 (read_md_lineno): Delete.
11586 (read_md_filename): Delete.
11587 (class rtx_reader): New class.
11588 (rtx_reader_ptr): New decl.
11589 (class noop_reader): New subclass of rtx_reader.
11590 (read_char): Reimplement in terms of rtx_reader::read_char.
11591 (unread_char): Reimplement in terms of rtx_reader::unread_char.
11592 (read_md_files): Delete.
11593 * read-rtl.c (read_rtx_code): Update for deletion of globals
11594 read_md_filename and read_md_lineno.
11596 2016-09-21 Jason Merrill <jason@redhat.com>
11598 * input.h (from_macro_definition_at): New.
11600 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
11602 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
11604 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11606 PR tree-optimization/77550
11607 * tree-vect-stmts.c (create_array_ref): Change parameters.
11608 (get_group_alias_ptr_type): New function.
11609 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
11611 2016-09-21 Marek Polacek <polacek@redhat.com>
11613 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
11614 Add falls through comment.
11616 2016-09-21 Richard Biener <rguenther@suse.de>
11618 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
11619 (replace_child): Likewise.
11620 (remove_child_TAG): Adjust.
11621 (move_marked_base_types): Likewise.
11622 (prune_unused_types_prune): Clear die_sib of removed children.
11624 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
11627 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
11628 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
11630 2016-09-21 Richard Biener <rguenther@suse.de>
11632 PR tree-optimization/77648
11633 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
11635 (make_transitive_closure_constraints): Adjust comment.
11636 (make_any_offset_constraints): New function.
11637 (handle_rhs_call): Make sure to first expand a pointer to all
11638 subfields before transitively closing it.
11639 (handle_const_call): Likewise. Properly expand returned
11641 (handle_pure_call): Likewise.
11643 2016-09-21 Richard Biener <rguenther@suse.de>
11644 Jakub Jelinek <jakub@redhat.com>
11646 PR tree-optimization/77621
11647 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
11648 group at non-vectorizable stmts.
11650 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11652 PR tree-optimization/72835
11653 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
11654 (make_new_ssa_for_all_defs): Likewise.
11655 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
11657 2016-09-20 Martin Sebor <msebor@redhat.com>
11659 PR middle-end/49905
11660 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
11661 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
11662 * config/linux.c (gnu_libc_printf_pointer_format): New function.
11663 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
11664 * config/sol2.c (solaris_printf_pointer_format): New function.
11665 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
11667 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
11668 * doc/tm.texi: Regenerate.
11669 * gimple-fold.h (get_range_strlen): New function.
11670 (get_maxval_strlen): Declare existing function.
11671 * gimple-fold.c (get_range_strlen): Add arguments and compute both
11672 maximum and minimum.
11673 (get_range_strlen): Define overload.
11674 (get_maxval_strlen): Adjust.
11675 * gimple-ssa-sprintf.c: New file and pass.
11676 * passes.def (pass_sprintf_length): Add new pass.
11677 * targhooks.h (default_printf_pointer_format): Declare new function.
11678 (gnu_libc_printf_pointer_format): Same.
11679 (solaris_libc_printf_pointer_format): Same.
11680 * targhooks.c (default_printf_pointer_format): Define new function.
11681 * tree-pass.h (make_pass_sprintf_length): Declare new function.
11682 * print-tree.c: Increase buffer size.
11684 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11686 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
11688 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11690 * common.opt: New option -fipa-vrp.
11691 * ipa-cp.c (ipa_get_vr_lat): New.
11692 (ipcp_vr_lattice::print): Likewise.
11693 (print_all_lattices): Call ipcp_vr_lattice::print.
11694 (ipcp_vr_lattice::meet_with): New.
11695 (ipcp_vr_lattice::meet_with_1): Likewise.
11696 (ipcp_vr_lattice::top_p): Likewise.
11697 (ipcp_vr_lattice::bottom_p): Likewsie.
11698 (ipcp_vr_lattice::set_to_bottom): Likewise.
11699 (set_all_contains_variable): Call VR set_to_bottom.
11700 (initialize_node_lattices): Init VR lattices.
11701 (propagate_vr_accross_jump_function): New.
11702 (propagate_constants_accross_call): Call
11703 propagate_vr_accross_jump_function.
11704 (ipcp_store_vr_results): New.
11705 (ipcp_driver): Handle VR.
11706 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
11707 (ipa_set_jf_unknown): Likewise.
11708 (ipa_compute_jump_functions_for_edge): Likewise.
11709 (ipa_node_params_t::duplicate): Likewise.
11710 (ipa_write_jump_function): Likewise.
11711 (ipa_read_jump_function): Likewise.
11712 (write_ipcp_transformation_info): Likewise.
11713 (read_ipcp_transformation_info): Likewise.
11714 (ipcp_update_vr): New.
11715 (ipcp_transform_function): Handle VR.
11716 * ipa-prop.h (struct ipa_vr): New.
11717 * cgraph.c: Include tree-vrp.h.
11718 * cgraphunit.c: Likewise.
11719 * ipa-utils.c: Likewise.
11721 * opts.c: Likewise.
11722 * toplev.c: Likewise.
11723 * ipa-devirt.c: Likewise.
11724 * ipa-inline-transform.c: Likewise.
11725 * ipa-inline.c: Likewise.
11726 * ipa-profile.c: Likewise.
11728 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11730 * doc/invoke.texi: Document -fdump-tree-evrp.
11731 * passes.def: Define new pass_early_vrp.
11732 * timevar.def: Define new TV_TREE_EARLY_VRP.
11733 * tree-pass.h (make_pass_early_vrp): New.
11734 * tree-ssa-propagate.c: Make replace_uses_in non static.
11735 * tree-ssa-propagate.h: Export replace_uses_in.
11736 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
11737 (extract_range_from_assert): Factor out
11738 extract_range_for_var_from_comparison_expr.
11739 (vrp_initialize_lattice): New.
11740 (vrp_initialize): Factor out vrp_initialize_lattice.
11741 (vrp_valueize): Fix it to reject complex value ranges.
11742 (vrp_free_lattice): New.
11743 (evrp_dom_walker::before_dom_children): Likewise.
11744 (evrp_dom_walker::after_dom_children): Likewise.
11745 (evrp_dom_walker::push_value_range): Likewise.
11746 (evrp_dom_walker::pop_value_range): Likewise.
11747 (execute_early_vrp): Likewise.
11748 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
11749 (make_pass_early_vrp): New.
11751 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11753 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
11754 instead of exact_log2.
11756 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11759 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
11760 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
11761 (ix86_add_stmt_cost): Penalize DFmode vector operations
11762 for !TARGET_VECTORIZE_DOUBLE.
11764 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
11766 * doc/invoke.texi (Warning Options): Simplify language.
11767 (Optimize Options): Complete sentence.
11769 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
11771 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
11774 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
11777 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
11778 inits on power8 and above, use the VMRGEW instruction instead of a
11781 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
11782 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
11785 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11787 * config/aarch64/arm_neon.h
11788 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
11789 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
11790 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
11792 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
11794 * config/var/vax.h (ELIMINABLE_REGS): Define.
11795 (INITIAL_ELIMINATION_OFFSET): Define.
11797 2016-09-20 Jakub Jelinek <jakub@redhat.com>
11799 PR middle-end/77624
11800 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
11801 cast to void * if the cast is from some other pointer type.
11803 2016-09-20 Richard Biener <rguenther@suse.de>
11805 PR tree-optimization/77646
11806 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
11809 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11811 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
11812 attributes to all inlined functions and make them extern.
11814 2016-09-20 Richard Biener <rguenther@suse.de>
11816 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
11818 * debug.c (do_nothing_debug_hooks): Adjust.
11819 * dbxout.c (dbx_debug_hooks): Likewise.
11820 * sdbout.c (sdb_debug_hooks): Likewise.
11821 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
11822 (dwarf2out_finish): Move producer, filename and
11823 path annotation ...
11824 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
11825 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
11827 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
11830 * doc/invoke.texi: Document -Wint-in-bool-context.
11832 PR middle-end/77421
11833 * dwarf2out.c (output_loc_operands): Fix an assertion.
11835 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11837 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
11838 (CR_DECIMAL_DIG): New macro.
11840 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11842 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
11845 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
11847 PR rtl-optimization/77416
11848 * lra-remat.c (operand_to_remat): Process hard coded insn
11851 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11853 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
11854 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
11856 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
11858 * target.def (lra_p): Wordsmithing.
11859 * doc/tm.texi: Regenerate.
11861 2016-09-19 Jakub Jelinek <jakub@redhat.com>
11862 Jan Hubicka <jh@suse.cz>
11865 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
11866 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
11867 Call ultimate_alias_target just once, not up to 4 times.
11869 2016-09-19 Richard Biener <rguenther@suse.de>
11871 * dwarf2out.c (early_dwarf_finished): New global.
11872 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
11874 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
11875 if called from LTO exit early.
11876 (dwarf2out_late_global_decl): When being during the early
11877 debug phase do not add locations but only const value attributes.
11878 Adjust the way we generate early DIEs for LTO.
11880 2016-09-19 Richard Biener <rguenther@suse.de>
11882 PR middle-end/77605
11883 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
11884 proper niter to bound the loops.
11886 2016-09-19 Richard Biener <rguenther@suse.de>
11888 PR tree-optimization/77514
11889 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
11890 search for folded stmt.
11892 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
11894 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
11895 * tree-pass.h (make_pass_early_thread_jumps): Declare.
11896 * tree-ssa-threadbackward.c (fsm_find_thread_path,
11897 fsm_find_thread_path, profitable_jump_thread_path,
11898 fsm_find_control_statement_thread_paths,
11899 find_jump_threads_backwards): Add speed_p parameter.
11900 (pass_data_early_thread_jumps): New pass.
11901 (make_pass_early_thread_jumps): New function.
11903 2016-09-17 Andreas Schwab <schwab@suse.de>
11905 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
11906 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11908 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
11910 * recog.c (rest_of_handle_split_after_reload): Delete.
11911 (pass_split_after_reload::gate): New method.
11912 (pass_split_after_reload::execute): Call split_all_insns directly.
11914 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
11916 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
11917 parameters for functions taking long long arguments.
11919 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11922 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
11923 splat with truncate.
11925 2016-09-16 Jason Merrill <jason@redhat.com>
11927 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
11929 * hwint.c (exact_log2): Use pow2p_hwi.
11930 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
11931 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
11932 * builtins.c (get_object_alignment_2, get_object_alignment)
11933 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
11935 * calls.c (compute_argument_addresses, store_one_arg): Use
11937 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
11938 * combine.c (force_to_mode): Use least_bit_hwi.
11939 (contains_muldiv, find_split_point, combine_simplify_rtx)
11940 (simplify_if_then_else, simplify_set, force_to_mode)
11941 (if_then_else_cond, simplify_and_const_int_1)
11942 (simplify_compare_const): Use pow2p_hwi.
11943 * cse.c (fold_rtx): Use pow2p_hwi.
11944 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
11946 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
11947 (init_expmed_one_conv): Use pow2p_hwi.
11948 * expr.c (is_aligning_offset): Use pow2p_hwi.
11949 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
11950 (fold_binary_loc): Use pow2p_hwi.
11951 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
11952 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
11953 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
11954 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
11956 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
11957 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
11958 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
11959 * omp-low.c (oacc_loop_fixed_partitions)
11960 (oacc_loop_auto_partitions): Use least_bit_hwi.
11961 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
11962 * stor-layout.c (place_field): Use least_bit_hwi.
11963 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
11964 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
11965 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
11966 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
11967 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
11968 * tree-vect-data-refs.c (vect_analyze_group_access_1)
11969 (vect_grouped_store_supported, vect_grouped_load_supported)
11970 (vect_permute_load_chain, vect_shift_permute_load_chain)
11971 (vect_transform_grouped_load): Use pow2p_hwi.
11972 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
11973 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
11974 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
11976 * tsan.c (instrument_expr): Use least_bit_hwi.
11977 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
11979 2016-09-16 Andreas Schwab <schwab@suse.de>
11981 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
11982 OFFSET, not offset.
11983 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11985 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11988 * combine.c (rest_of_handle_combine): If any edges have been purged,
11989 free dominators if available.
11991 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11992 Eric Botcazou <ebotcazou@adacore.com>
11994 PR middle-end/77594
11995 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
11996 through into expand_addsub_overflow after expand_neg_overflow.
11998 2016-09-15 David Malcolm <dmalcolm@redhat.com>
12000 * diagnostic-show-locus.c
12001 (selftest::test_fixit_insert_containing_newline): New function.
12002 (selftest::test_fixit_replace_containing_newline): New function.
12003 (selftest::diagnostic_show_locus_c_tests): Call the above.
12005 2016-09-15 Bin Cheng <bin.cheng@arm.com>
12007 PR tree-optimization/77503
12008 * tree-vect-loop.c (vectorizable_reduction): Record reduction
12009 code for CONST_COND_REDUCTION at analysis stage and use it at
12011 * tree-vectorizer.h (struct _stmt_vec_info): New field.
12012 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
12013 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
12016 2016-09-15 Richard Biener <rguenther@suse.de>
12018 PR middle-end/77544
12019 * fold-const.c (split_tree): Do not split constant ~X.
12021 2016-09-15 Jakub Jelinek <jakub@redhat.com>
12023 PR rtl-optimization/77425
12024 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
12027 PR middle-end/77475
12028 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
12029 use %qs instead of %s where desirable, use argument instead of arg in
12030 the diagnostic wording, add list of supported strategies and
12032 (ix86_option_override_internal): Emit target("m...") instead of
12033 option("m...") in the diagnostic. Use %qs instead of %s in invalid
12034 -march/-mtune option diagnostic. Add list of supported arches/tunings
12035 and spellcheck hint. Remove prefix, suffix and sw variables, use
12036 main_args_p ? "..." : "..." in diagnostics to make translation
12039 2016-09-15 Richard Biener <rguenther@suse.de>
12041 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
12042 extra offset argument.
12043 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
12044 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
12045 to reflect new offset parameter.
12046 * doc/tm.texi: Regenerate.
12047 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
12048 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
12050 (darwin_asm_output_dwarf_offset): Likewise.
12051 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
12053 (darwin_asm_output_dwarf_offset): Pass offset argument through.
12054 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
12055 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
12057 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
12060 * ipa-icf.c (set_alias_uids): New function.
12061 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
12062 all the merged variable's referring aliases.
12064 2016-09-15 Richard Biener <rguenther@suse.de>
12066 PR tree-optimization/77514
12067 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
12068 only forced_stmts sequence.
12070 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
12072 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
12073 * cfgexpand.c (update_alias_info_with_stack_vars): Use
12074 FOR_EACH_SSA_NAME to iterate over SSA variables.
12075 (pass_expand::execute): Likewise.
12076 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
12077 * tree-cfg.c (dump_function_to_file): Likewise.
12078 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
12079 (update_ssa): Likewise.
12080 * tree-ssa-alias.c (dump_alias_info): Likewise.
12081 * tree-ssa-ccp.c (ccp_finalize): Likewise.
12082 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
12083 (create_outofssa_var_map): Likewise.
12084 (coalesce_ssa_name): Likewise.
12085 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
12086 * tree-ssa-pre.c (compute_avail): Likewise.
12087 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
12088 (scc_vn_restore_ssa_info): Likewise.
12089 (free_scc_vn): Likwise.
12090 (run_scc_vn): Likewise.
12091 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
12092 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
12093 * tree-ssa-copy.c (fini_copy_prop): Likewise.
12094 * tree-ssa.c (verify_ssa): Likewise.
12096 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
12098 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
12099 and mips64r2 as default 32-bit and 64-bit architectures.
12100 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
12101 as default 32-bit and 64-bit architectures.
12103 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
12105 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
12108 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12110 * target.def (lra_p): Change commentary (for the manual) for the
12112 * doc/tm.texi: Regenerate.
12114 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12116 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
12117 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
12118 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
12119 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
12121 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12123 * targhooks.c (default_lra_p): Return true instead of false.
12125 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12127 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
12128 hook_bool_void_false.
12129 * config/avr/avr.c: Ditto.
12130 * config/bfin/bfin.c: Ditto.
12131 * config/c6x/c6x.c: Ditto.
12132 * config/cr16/cr16.c: Ditto.
12133 * config/cris/cris.c: Ditto.
12134 * config/epiphany/epiphany.c: Ditto.
12135 * config/fr30/fr30.c: Ditto.
12136 * config/frv/frv.c: Ditto.
12137 * config/h8300/h8300.c: Ditto.
12138 * config/ia64/ia64.c: Ditto.
12139 * config/iq2000/iq2000.c: Ditto.
12140 * config/lm32/lm32.c: Ditto.
12141 * config/m32c/m32c.c: Ditto.
12142 * config/m32r/m32r.c: Ditto.
12143 * config/m68k/m68k.c: Ditto.
12144 * config/mcore/mcore.c: Ditto.
12145 * config/microblaze/microblaze.c: Ditto.
12146 * config/mmix/mmix.c: Ditto.
12147 * config/mn10300/mn10300.c: Ditto.
12148 * config/moxie/moxie.c: Ditto.
12149 * config/msp430/msp430.c: Ditto.
12150 * config/nios2/nios2.c: Ditto.
12151 * config/nvptx/nvptx.c: Ditto.
12152 * config/pa/pa.c: Ditto.
12153 * config/pdp11/pdp11.c: Ditto.
12154 * config/rl78/rl78.c: Ditto.
12155 * config/sparc/sparc.c: Ditto.
12156 * config/spu/spu.c: Ditto.
12157 * config/stormy16/stormy16.c: Ditto.
12158 * config/tilegx/tilegx.c: Ditto.
12159 * config/tilepro/tilepro.c: Ditto.
12160 * config/v850/v850.c: Ditto.
12161 * config/vax/vax.c: Ditto.
12162 * config/visium/visium.c: Ditto.
12163 * config/xtensa/xtensa.c: Ditto.
12165 2016-09-14 Jakub Jelinek <jakub@redhat.com>
12168 * tsan.c: Include target.h.
12169 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
12170 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
12171 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
12172 BUILT_IN_ATOMIC_TEST_AND_SET entries.
12173 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
12175 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
12176 Martin Liska <mliska@suse.cz>
12178 PR middle-end/77574
12179 * predict.c (force_edge_cold): Add braces to a condition.
12181 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
12183 PR rtl-optimization/77289
12184 * lra-constraints.c (get_final_hard_regno): Removed.
12185 (get_hard_regno): Add new parameter final_p.
12186 (get_reg_class): Directly call lra_get_elimination_hard_regno.
12187 (operands_match_p): Adjust call to get_hard_regno.
12188 (uses_hard_regs_p): Likewise.
12189 (process_alt_operands): Likewise.
12191 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
12194 * config/msp430/msp430.c (msp430_start_function): Emit an error
12195 if a function is both weak and specifies an interrupt number.
12197 2016-09-13 Jakub Jelinek <jakub@redhat.com>
12199 PR tree-optimization/77454
12200 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
12201 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
12204 2016-09-13 Tamar Christina <tamar.christina@arm.com>
12206 * config/aarch64/aarch64-builtins.c
12207 (aarch64_init_simd_builtins): Fix builtin type signature printing.
12209 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
12211 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
12212 SFmode and SCmode arguments by reference.
12214 2016-09-13 David Malcolm <dmalcolm@redhat.com>
12216 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
12218 (selftest::test_one_liner_fixit_insert_before): ...this, and update
12219 for renaming of add_fixit_insert to add_fixit_insert_before.
12220 (selftest::test_one_liner_fixit_insert_after): New function.
12221 (selftest::test_one_liner_fixit_validation_adhoc_locations):
12222 Update for renaming of add_fixit_insert to add_fixit_insert_before.
12223 (selftest::test_one_liner_many_fixits): Likewise.
12224 (selftest::test_diagnostic_show_locus_one_liner): Update for
12225 renaming, call new test function.
12226 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
12227 renaming of add_fixit_insert to add_fixit_insert_before.
12228 (selftest::test_fixit_consolidation): Likewise.
12229 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
12231 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
12232 (selftest::test_applying_fixits_insert_before): ...this.
12233 (selftest::test_applying_fixits_insert): Update for renaming of
12234 add_fixit_insert to add_fixit_insert_before.
12235 (selftest::test_applying_fixits_insert_after): New function.
12236 (selftest::test_applying_fixits_insert_after_at_line_end): New
12238 (selftest::test_applying_fixits_insert_after_failure): New function.
12239 (selftest::test_applying_fixits_multiple): Update for renaming of
12240 add_fixit_insert to add_fixit_insert_before.
12241 (selftest::change_line): Likewise.
12242 (selftest::test_applying_fixits_unreadable_file): Likewise.
12243 (selftest::test_applying_fixits_line_out_of_range): Likewise.
12244 (selftest::test_applying_fixits_column_validation): Likewise.
12245 (selftest::test_applying_fixits_column_validation): Likewise.
12246 (selftest::edit_context_c_tests): Update for renamed test function;
12247 call new test functions.
12249 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
12251 PR tree-optimization/77536
12252 PR rtl-optimization/68212
12253 * config/rs6000/rs6000.md (div->recip splitter): Remove
12254 optimize_insn_for_speed_p condition.
12256 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
12258 * optabs.c (prepare_cmp_insn): Update documentation comment.
12260 2016-09-13 Jakub Jelinek <jakub@redhat.com>
12261 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12263 PR middle-end/77475
12264 * opts.h (candidates_list_and_hint): Declare.
12265 * opts-common.c (candidates_list_and_hint): New function.
12266 (cmdline_handle_error): Use it.
12268 2016-09-12 David Malcolm <dmalcolm@redhat.com>
12270 * edit-context.c (edited_line::get_len): New accessor.
12271 (edited_file::print_diff): Split out hunk-printing into...
12272 (edited_file::print_diff_hunk): New method.
12273 (edited_file::print_diff_line): New method.
12275 2016-09-12 Andrew Pinski <apinski@cavium.com>
12277 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
12279 * config/aarch64/aarch64.c (thunderx_tunings): Enable
12280 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
12281 (aarch64_operands_ok_for_ldpstp): Return false if
12282 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
12283 was SImode and the alignment is less than 8 byte.
12284 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
12286 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
12289 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
12291 2016-09-12 Marek Polacek <polacek@redhat.com>
12293 * doc/extend.texi: Use lowercase "boolean".
12294 * doc/invoke.texi: Likewise.
12295 * doc/md.texi: Likewise.
12296 * target.def: Likewise.
12297 * doc/tm.texi: Regenerated.
12299 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12301 PR middle-end/77426
12302 * expmed.c (synth_mult): Delete duplicate mode check.
12304 2016-09-10 Tom de Vries <tom@codesourcery.com>
12307 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
12309 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
12310 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
12312 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
12314 PR rtl-optimization/77289
12315 * lra-constraints.c (get_final_hard_regno): Add support for non hard
12316 register numbers. Remove support for subregs.
12317 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
12318 (get_reg_class): Delete removed get_final_hard_regno() argument.
12319 (uses_hard_regs_p): Call get_final_hard_regno().
12321 2016-09-09 Martin Sebor <msebor@redhat.com>
12325 * pretty-print.c (pp_quoted_string): New function.
12326 (pp_format): Call it for %c and %s directives.
12328 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12330 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
12331 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
12332 INITIAL_ELIMINATION_OFFSET) : Update documentation.
12333 * target.def (frame_pointer_required, can_eliminate): Likewise.
12334 * doc/tm.texi: Regenerated.
12335 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
12337 * df-scan.c (df_hard_reg_init): Likewise.
12338 * ira.c (ira_setup_eliminable_regset): Likewise.
12339 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
12340 init_elim_table): Likewise.
12341 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
12342 set_initial_elim_offsets, update_eliminables,
12343 init_elim_table): Likewise.
12344 * rtlanal.c (get_initial_register_offset): Likewise.
12345 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
12346 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12347 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12348 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12349 * config/fr30/fr30.h: Fix comment.
12350 * config/frv/frv.c: Likewise.
12351 * config/frv/frv.h: Likewise.
12352 * config/ft32/ft32.h: Likewise.
12353 * config/visium/visium.h: Likewise.
12354 * config/pa/pa64-linux.h: Likewise.
12355 * config/v850/v850.h: Likewise.
12356 * config/cris/cris.c: Likewise.
12357 * config/ia64/ia64.h: Likewise.
12358 * config/moxie/moxie.h: Likewise.
12359 * config/m32r/m32r.h: Likewise.
12361 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
12364 * config.in: Regenerate.
12365 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
12367 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
12368 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
12369 static-libmpxwrappers case.
12370 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
12371 MPX_LD_AS_NEEDED_GUARD_POP.
12372 * configure: Regenerate.
12373 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
12374 defined if linker support "--push-state"/"--pop-state".
12376 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
12378 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
12380 2016-09-09 Joseph Myers <joseph@codesourcery.com>
12382 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
12383 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
12384 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
12385 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
12386 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
12387 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
12388 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
12390 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
12391 width macros from TS 18661-1.
12392 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
12394 2016-09-08 Jakub Jelinek <jakub@redhat.com>
12397 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
12398 OMP_CLAUSE_SAFELEN_EXPR.
12400 2016-09-07 David Malcolm <dmalcolm@redhat.com>
12402 * Makefile.in (OBJS): Add substring-locations.o.
12403 * langhooks-def.h (class substring_loc): New forward decl.
12404 (lhd_get_substring_location): New decl.
12405 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
12406 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
12407 * langhooks.c (lhd_get_substring_location): New function.
12408 * langhooks.h (class substring_loc): New forward decl.
12409 (struct lang_hooks): Add field get_substring_location.
12410 * substring-locations.c: New file, taking definition of
12411 format_warning_va and format_warning_at_substring from
12412 c-family/c-format.c, making them non-static.
12413 * substring-locations.h (class substring_loc): Move class here
12414 from c-family/c-common.h. Add and rewrite comments.
12415 (format_warning_va): New decl.
12416 (format_warning_at_substring): New decl.
12417 (get_source_location_for_substring): Add comment.
12419 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
12421 * config/i386/i386.c: Add 'U' suffix to processor feature bits
12422 to avoid -Wnarrowing warning.
12423 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
12424 * opts.c: Likewise for SANITIZER_OPT bitmasks.
12426 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
12428 * config/aarch64/aarch64.c (aarch64_legitimize_address):
12429 Avoid use of base_offset if offset already in range.
12431 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
12433 * config/sh/sh-protos.h (struct sh_atomic_model,
12434 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
12435 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
12436 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
12437 * config/sh/sh.h (struct sh_atomic_model,
12438 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
12439 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
12440 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
12441 Guard with __cplusplus.
12443 2016-09-06 Jakub Jelinek <jakub@redhat.com>
12446 * config/i386/i386.c (ix86_expand_builtin): For builtin with
12447 unsupported or unknown ISA, use expand_call.
12449 2016-09-06 Martin Liska <mliska@suse.cz>
12451 PR gcov-profile/77378
12452 PR gcov-profile/77466
12453 * tree-profile.c (tree_profiling): Detect whether target can use
12454 -fprofile-update=atomic.
12456 2016-09-06 Richard Biener <rguenther@suse.de>
12458 PR tree-optimization/77479
12459 * tree-vrp.c (update_value_range): Extend overflow handling to
12462 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12465 * config/i386/i386.md (isa): Add x64_avx512bw.
12466 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
12467 (kmov_isa): New mode attr.
12468 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
12469 (*zero_extend<mode>si2): Likewise.
12470 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
12472 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
12474 * doc/invoke.texi (SPU Options): nops -> NOPs.
12475 (x86 Options): Ditto.
12477 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12479 PR middle-end/77475
12480 * toplev.c (process_options): Temporarily set input_location
12481 to UNKNOWN_LOCATION around targetm.target_option.override () call.
12483 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
12485 PR rtl-optimization/77452
12486 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
12487 inner-mode reference to a CONST_VECTOR constant in the constant pool.
12489 2016-09-05 Marek Polacek <polacek@redhat.com>
12492 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
12494 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12497 * gensupport.c (alter_output_for_subst_insn): Remove redundant
12498 *insn_out == '*' test. Don't copy unnecessary to yet another
12499 memory buffer, and don't leak it.
12501 PR rtl-optimization/77425
12502 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
12504 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
12506 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
12508 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12510 * common.opt (fdiagnostics-generate-patch): New option.
12511 * diagnostic.c: Include "edit-context.h".
12512 (diagnostic_initialize): Initialize context->edit_context_ptr.
12513 (diagnostic_finish): Delete context->edit_context_ptr.
12514 (diagnostic_report_diagnostic): Add fix-it hints from the
12515 diagnostic to context->edit_context_ptr, if any.
12516 * diagnostic.h (class edit_context): Add forward decl.
12517 (struct diagnostic_context): Add field "edit_context_ptr".
12518 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
12519 -fdiagnostics-generate-patch.
12520 (-fdiagnostics-generate-patch): New item.
12521 * toplev.c: Include "edit-context.h".
12522 (process_options): Set global_dc->edit_context_ptr to a new
12523 edit_context if the options need one.
12524 (toplev::main): Handle -fdiagnostics-generate-patch by using
12525 global_dc->edit_context_ptr.
12527 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12530 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
12531 map and firstprivate clauses on target construct for _Atomic
12533 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
12534 on target construct for _Atomic qualified decls.
12535 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
12537 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
12538 _Atomic qualified arguments not mentioned in uniform clause.
12540 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12542 * Makefile.in (OBJS-libcommon): Add edit-context.o.
12543 * diagnostic-color.c (color_dict): Add "diff-filename",
12544 "diff-hunk", "diff-delete", and "diff-insert".
12545 (parse_gcc_colors): Update default value of GCC_COLORS in comment
12546 to reflect above changes.
12547 * doc/invoke.texi (-fdiagnostics-color): Update description of
12548 default GCC_COLORS, and of the supported capabilities.
12549 * edit-context.c: New file.
12550 * edit-context.h: New file.
12551 * input.c (struct fcache): Add field "missing_trailing_newline".
12552 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
12554 (add_file_to_cache_tab): Likewise.
12555 (fcache::fcache): Likewise.
12556 (get_next_line): Update c->missing_trailing_newline.
12557 (location_missing_trailing_newline): New function.
12558 * input.h (location_missing_trailing_newline): New decl.
12559 * selftest-run-tests.c (selftest::run_tests): Call
12560 edit_context_c_tests.
12561 * selftest.h (edit_context_c_tests): New decl.
12563 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12564 Richard Biener <rguenth@suse.de>
12566 PR tree-optimization/77444
12567 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
12568 as steptype, remove redundant initialization.
12570 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12573 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
12574 (sanopt_optimize_walker): Optimize away
12575 __asan_before_dynamic_init (...) followed by
12576 __asan_after_dynamic_init () without intervening memory loads/stores.
12577 * ipa-pure-const.c (special_builtin_state): Handle
12578 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
12579 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
12581 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12583 * cfg.c (free_original_copy_tables): Replace second assignment of
12584 bb_copy = NULL by bb_original = NULL.
12586 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12589 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
12590 assignment added in r216794.
12592 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12594 * Makefile.in (OBJS): Add typed-splay-tree.o.
12595 * selftest-run-tests.c (selftest::run_tests): Call
12596 typed_splay_tree_c_tests.
12597 * selftest.h (typed_splay_tree_c_tests): New decl.
12598 * typed-splay-tree.c: New file.
12599 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
12600 (typed_splay_tree::max): New method.
12601 (typed_splay_tree::min): New method.
12602 (typed_splay_tree::foreach): New method.
12603 (typed_splay_tree::closure): New struct.
12604 (typed_splay_tree::inner_foreach_fn): New function.
12606 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12608 * ipa-cp.c (ipcp_store_bits_results): Change option name from
12609 -fipa-cp-bit to -fipa-bit-cp.
12611 2016-09-01 Martin Sebor <msebor@redhat.com>
12613 PR tree-optimization/71831
12614 * tree-object-size.h: Return bool instead of the size and add
12615 argument for the size.
12616 * tree-object-size.c (compute_object_offset): Update signature.
12617 (addr_object_size): Same.
12618 (compute_builtin_object_size): Return bool instead of the size
12619 and add argument for the size. Handle POINTER_PLUS_EXPR when
12620 optimization is disabled.
12621 (expr_object_size): Adjust.
12622 (plus_stmt_object_size): Adjust.
12623 (pass_object_sizes::execute): Adjust.
12624 * builtins.c (fold_builtin_object_size): Adjust.
12625 * doc/extend.texi (Object Size Checking): Update.
12626 * ubsan.c (instrument_object_size): Adjust.
12628 2016-09-01 Martin Sebor <msebor@redhat.com>
12630 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
12631 it fits the output of the formatted function regardless of its
12633 * genmodes.c (parser::parse_expr): Same.
12634 * gimplify.c (gimplify_asm_expr): Same.
12635 * passes.c (pass_manager::register_one_dump_file): Same.
12636 * print-tree.c (print_node): Same.
12638 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12640 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
12642 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12644 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
12646 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12648 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
12649 * config/rs6000/vector.md: Ditto.
12650 * config/rs6000/vsx.md: Ditto.
12652 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12654 * ipa-inline-analysis.c (param_change_prob): Get to the base object
12655 first in all cases.
12657 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12659 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
12660 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
12661 *return_and_restore_gpregs_<mode>_r11,
12662 *return_and_restore_gpregs_<mode>_r12,
12663 *return_and_restore_gpregs_<mode>_r1,
12664 *return_and_restore_fpregs_<mode>_r11,
12665 *return_and_restore_fpregs_<mode>_r12,
12666 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
12667 directly instead of via the "l" constraint. Renumber operands.
12670 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12672 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
12673 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
12674 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
12675 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
12676 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
12677 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
12678 *call_value_nonlocal_darwin64, reload_macho_picbase,
12679 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
12680 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
12681 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
12682 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
12683 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
12684 *save_fpregs_<mode>_r1): Ditto.
12685 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
12686 *return_and_restore_gpregs_spe): Ditto.
12688 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12690 * config/rs6000/rs6000.md
12691 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
12692 the use of the link register.
12693 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
12695 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12696 Michael Meissner <meissner@linux.vnet.ibm.com>
12699 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
12700 reg+reg addressing for TImode.
12701 (rs6000_legitimate_address_p): Only allow register indirect
12702 addressing for TImode, even without TARGET_QUAD_MEMORY.
12704 2016-09-01 Richard Biener <rguenther@suse.de>
12706 PR middle-end/77436
12707 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
12708 check whether the result fits the desired result type.
12710 2016-09-01 Nathan Sidwell <nathan@acm.org>
12712 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
12714 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
12716 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
12718 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
12720 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12722 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
12723 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
12724 for comparisons of integer ZERO_EXTEND against zero.
12726 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12728 * config/i386/i386.c (ix86_option_override_internal): Also disable the
12729 STV pass if -mstackrealign is enabled.
12731 2016-08-31 Ilya Verbin <iverbin@gmail.com>
12733 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
12736 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12738 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
12739 (layout_range::intersects_line_p): New method.
12740 (test_range_contains_point_for_single_point): Rename to...
12741 (test_layout_range_for_single_point): ...this, and add testing
12742 for layout_range::intersects_line_p.
12743 (test_range_contains_point_for_single_line): Rename to...
12744 (test_layout_range_for_single_line): ...this, and add testing
12745 for layout_range::intersects_line_p.
12746 (test_range_contains_point_for_multiple_lines): Rename to...
12747 (test_layout_range_for_multiple_lines): ...this, and add testing
12748 for layout_range::intersects_line_p.
12749 (layout::layout): Populate m_fixit_hints.
12750 (layout::get_expanded_location): Handle the case of a line-span
12752 (layout::validate_fixit_hint_p): New method.
12753 (get_line_span_for_fixit_hint): New function.
12754 (layout::calculate_line_spans): Add spans for fixit-hints.
12755 (layout::should_print_annotation_line_p): New method.
12756 (layout::print_any_fixits): Drop param "richloc", instead using
12757 validated fixits in m_fixit_hints. Add "const" to hint pointers.
12758 (diagnostic_show_locus): Avoid printing blank annotation lines.
12759 (selftest::test_diagnostic_context::test_diagnostic_context):
12760 Initialize show_column and start_span.
12761 (selftest::test_diagnostic_context::start_span_cb): New static
12763 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
12764 (selftest::diagnostic_show_locus_c_tests): Update for function
12765 renamings. Call test_diagnostic_show_locus_fixit_lines.
12767 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12769 PR tree-optimization/73714
12770 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
12772 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12774 * selftest.c: Move "namespace selftest {" to top of file,
12775 removing explicit "selftest::" qualifiers throughout.
12777 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12779 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
12781 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
12782 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
12783 Replace builtin with vector extension.
12784 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
12786 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
12787 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
12788 Replace builtin with vector extension.
12789 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
12790 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
12791 Replace builtin with vector extension.
12792 * config/i386/xmmintrin.h (__m128_u): New type.
12793 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
12794 (_mm_load_ps, _mm_store_ps): Simplify.
12796 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
12798 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
12800 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12802 * diagnostic-show-locus.c (colorizer::begin_state): Support more
12803 than 3 ranges per diagnostic by alternating between color 1 and
12805 (layout::layout): Replace use of rich_location::MAX_RANGES
12806 with richloc->get_num_locations ().
12807 (layout::calculate_line_spans): Replace use of
12808 rich_location::MAX_RANGES with m_layout_ranges.length ().
12809 (layout::print_annotation_line): Handle arbitrary numbers of
12810 ranges in caret-printing by defaulting to '^'.
12811 (selftest::test_one_liner_many_fixits): New function.
12812 (test_diagnostic_show_locus_one_liner): Call it.
12813 * diagnostic.c (diagnostic_initialize): Update for renaming
12814 of rich_location::MAX_RANGES to
12815 rich_location::STATICALLY_ALLOCATED_RANGES.
12816 * diagnostic.h (struct diagnostic_context): Likewise.
12818 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12820 * selftest.c (selftest::named_temp_file::named_temp_file): New
12822 (selftest::temp_source_file::~temp_source_file): Move to...
12823 (selftest::named_temp_file::~named_temp_file): ...here.
12824 (selftest::test_named_temp_file): New function.
12825 (selftest::selftest_c_tests): Call test_named_temp_file.
12826 * selftest.h (class named_temp_file): New class.
12827 (class temp_source_file): Convert to a subclass of named_temp_file.
12829 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
12831 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
12832 USEs of LR_REGNO in returns and sibcalls.
12833 (rs6000_output_mi_thunk): Similar.
12834 (rs6000_sibcall_aix): Similar.
12835 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
12836 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
12837 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
12838 Remove the USE of LR_REGNO from the patterns as well. Delete an
12840 (return_internal_<mode>): Delete.
12842 2016-08-30 Tamar Christina <tamar.christina@arm.com>
12844 * config/aarch64/aarch64-simd.md
12845 (aarch64_ld2<mode>_dreg_le): New.
12846 (aarch64_ld2<mode>_dreg_be): New.
12847 (aarch64_ld2<mode>_dreg): Removed.
12848 (aarch64_ld3<mode>_dreg_le): New.
12849 (aarch64_ld3<mode>_dreg_be): New.
12850 (aarch64_ld3<mode>_dreg): Removed.
12851 (aarch64_ld4<mode>_dreg_le): New.
12852 (aarch64_ld4<mode>_dreg_be): New.
12853 (aarch64_ld4<mode>_dreg): Removed.
12854 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
12856 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12858 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
12859 redundant location param.
12860 (test_one_liner_fixit_remove): Likewise.
12861 (test_one_liner_fixit_replace): Likewise.
12862 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
12863 * gcc-rich-location.c
12864 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
12865 get_range_from_loc. Drop overload taking a const char *.
12866 * gcc-rich-location.h
12867 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
12870 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12872 * config/linux.c (linux_libc_has_function): Return true on musl.
12874 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12876 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
12878 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
12880 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
12881 used for abnormal egdes.
12883 2016-08-30 Jakub Jelinek <jakub@redhat.com>
12885 PR tree-optimization/72866
12886 * tree-vect-patterns.c (search_type_for_mask): Turn into
12887 a small wrapper, move all code to ...
12888 (search_type_for_mask_1): ... this new function. Add caching
12889 and adjust recursive calls.
12892 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
12893 instead of lookup_type_die (type_main_variant (type)) even for array
12896 PR middle-end/77377
12897 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
12898 constant pool reference return x instead of c.
12900 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
12902 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
12905 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12908 (selftest::test_make_location_nonpure_range_endpoints): Fix
12911 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12913 * diagnostic-show-locus.c
12914 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
12916 (selftest::test_diagnostic_show_locus_one_liner): Call it.
12917 * input.c (get_pure_location): Move to libcpp/line-map.c.
12918 * input.h (get_pure_location): Convert decl to an inline function
12919 calling implementation in libcpp.
12921 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
12924 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
12925 template for intel asm dialect.
12926 (vec_set_hi_<mode><mask_name>): Ditto.
12928 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12930 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
12931 (selftest::fail_formatted): Likewise.
12933 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12935 * input.c (make_location): Call get_start and get_finish
12936 on the endpoints to avoid storing packed ranges or ad-hoc
12938 (selftest::test_make_location_nonpure_range_endpoints): New function.
12939 (selftest::input_c_tests): Call it.
12940 * input.h (get_start): New inline function.
12942 2016-08-29 Tom de Vries <tom@codesourcery.com>
12945 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
12948 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
12950 * Makefile.in (gcov-iov.h): Add dummy recipe.
12952 2016-08-29 Nathan Sidwell <nathan@acm.org>
12954 * config/nvptx/nvptx.c: #include tree-vrp.h.
12956 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
12959 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
12960 HIGH+LO construct during reload.
12962 2016-08-28 Tom de Vries <tom@codesourcery.com>
12965 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
12966 'sysv_abi va_list' attribute.
12967 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
12968 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
12971 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12973 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
12974 * emit-rtl.c (unshare_all_rtl_1): Adjust.
12975 (unshare_all_rtl_again): Likewise.
12976 * function.c (assign_stack_local_1): Likewise.
12977 (assign_stack_temp_for_type): Likewise.
12979 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12981 * cfgbuild.c (make_edges): Adjust.
12982 * cfgrtl.c (can_delete_label_p): Likewise.
12983 * dwarf2cfi.c (create_trace_edges): Likewise.
12984 * except.c (sjlj_emit_dispatch_table): Likewise.
12985 * function.h (struct expr_status): make x_forced_labels a vector.
12986 * jump.c (rebuild_jump_labels_1): Adjust.
12987 * reload1.c (set_initial_label_offsets): Likewise.
12988 * stmt.c (force_label_rtx): Likewise.
12989 (expand_label): Likewise.
12991 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12993 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
12995 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
12997 PR tree-optimization/71077
12998 PR tree-optimization/68542
12999 * fold-const.c (fold_relational_const): Fix folding of
13000 VECTOR_CST comparisons that have a scalar boolean result type.
13001 (selftest::test_vector_folding): New static function.
13002 (selftest::fold_const_c_tests): Call it.
13004 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
13006 * doc/extend.texi (SPU Built-in Functions): Remove stale
13007 references to material formerly at IBM and Sony.
13009 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
13012 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
13014 2016-08-26 David Malcolm <dmalcolm@redhat.com>
13016 * diagnostic-show-locus.c
13017 (selftest::test_fixit_consolidation): New function.
13018 (selftest::diagnostic_show_locus_c_tests): Call it.
13019 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
13020 constructor based on source_range.
13022 2016-08-26 David Malcolm <dmalcolm@redhat.com>
13024 * diagnostic-color.c (color_dict): Add "fixit-insert" and
13026 (parse_gcc_colors): Update description of default GCC_COLORS.
13027 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
13028 (colorizer::set_fixit_insert): New method.
13029 (colorizer::set_fixit_delete): New method.
13030 (colorizer::get_color_by_name): New method.
13031 (colorizer::STATE_FIXIT_INSERT): New constant.
13032 (colorizer::STATE_FIXIT_DELETE): New constant.
13033 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
13034 fields in favor of new field "m_stop_color". Add fields
13035 "m_fixit_insert" and "m_fixit_delete".
13036 (colorizer::colorizer): Update for above changes. Replace
13037 colorize_start calls with calls to get_color_by_name.
13038 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
13039 STATE_FIXIT_DELETE. Update for field renamings.
13040 (colorizer::finish_state): Simplify by using m_stop_color,
13041 rather than multiple identical "*_ce" fields.
13042 (colorizer::get_color_by_name): New method.
13043 (layout::print_any_fixits): Print insertions and replacements
13044 using the "fixit-insert" color, and deletions using the
13045 "fixit-delete" color.
13046 * doc/invoke.texi (-fdiagnostics-color): Update description of
13047 default GCC_COLORS, and of the supported capabilities.
13049 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
13051 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
13052 current_function_static_stack_size variable with the static
13053 stack frame size of the current function when
13054 flag_stack_usage_info is enabled.
13056 2016-08-26 Nathan Sidwell <nathan@acm.org>
13058 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
13059 assignment inside if condition.
13061 2016-08-26 Richard Biener <rguenther@suse.de>
13063 PR tree-optimization/69047
13064 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
13065 extracts similar to what FRE does.
13066 (non_rewritable_mem_ref_base): Likewise.
13068 2016-08-26 Joseph Myers <joseph@codesourcery.com>
13070 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
13071 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
13072 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13073 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13074 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
13076 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13077 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13078 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13079 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
13080 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13082 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13085 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
13086 reservation duration to 15 cycles.
13087 (cortex_a8_vfp_macs): Likewise.
13088 (cortex_a8_vfp_macd): Likewise.
13089 (cortex_a8_vfp_divs): Likewise.
13090 (cortex_a8_vfp_divd): Likewise.
13092 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13094 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
13095 (aarch_macro_fusion_pair_p): Use above to avoid early return.
13097 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13098 Martin Jambhor <mjambor@suse.cz>
13100 * common.opt: New option -fipa-bit-cp.
13101 * doc/invoke.texi: Document -fipa-bit-cp.
13102 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
13103 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
13104 * tree-ssa-ccp.h: New header file.
13105 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
13106 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
13107 Replace all occurences of tree parameter by two new params: signop, int.
13108 (bit_value_unop_1): Change to bit_value_unop and export it.
13109 Replace all occurences of tree parameter by two new params: signop,
13111 (bit_value_binop): Change call from bit_value_binop_1 to
13113 (bit_value_assume_aligned): Likewise.
13114 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
13115 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
13117 (ccp_finalize): Skip processing if val->mask == 0.
13118 * ipa-cp.c: Include tree-ssa-ccp.h
13119 (ipcp_bits_lattice): New class.
13120 (ipcp_param_lattice (bits_lattice): New member.
13121 (print_all_lattices): Call ipcp_bits_lattice::print.
13122 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
13123 (initialize_node_lattices): Likewise.
13124 (propagate_bits_accross_jump_function): New function.
13125 (propagate_constants_accross_call): Call
13126 propagate_bits_accross_jump_function.
13127 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
13128 (ipcp_store_bits_results): New function.
13129 (ipcp_driver): Call ipcp_store_bits_results.
13130 * ipa-prop.h (ipa_bits): New struct.
13131 (ipa_jump_func): Add new member bits of type ipa_bits.
13132 (ipa_param_descriptor): Change decl to decl_or_type.
13133 (ipa_get_param): Change decl to decl_or_type and assert on
13135 (ipa_get_type): New function.
13136 (ipcp_transformation_summary): New member bits.
13137 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
13138 (ipa_populate_param_decls): Likewise.
13139 (ipa_dump_param): Likewise.
13140 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
13142 (ipa_set_jf_unknown): Set ipa_bits::known to false.
13143 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
13145 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
13146 (ipa_write_jump_function): Add streaming for ipa_bits.
13147 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
13148 (write_ipcp_transformation_info): Add streaming for ipa_bits
13149 summary for ltrans.
13150 (read_ipcp_transfomration_info): Add support for reading streamed
13152 (ipcp_update_bits): New function.
13153 (ipcp_transform_function): Call ipcp_update_bits.
13155 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
13157 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
13158 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
13160 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
13162 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
13164 2016-08-25 Richard Biener <rguenther@suse.de>
13166 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
13167 Only add locations in late dwarf.
13168 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
13169 (dwarf2out_early_finish): But do it here.
13171 2016-08-24 Michael Collison <michael.collison@linaro.org>
13172 Michael Collison <michael.collison@arm.com>
13174 * config/arm/arm-modes.def: Add new condition code mode CC_V
13175 to represent the overflow bit.
13176 * config/arm/arm.c (maybe_get_arm_condition_code):
13177 Add support for CC_Vmode.
13178 (arm_gen_unlikely_cbranch): New function to generate common
13179 rtl conditional branches for overflow patterns.
13180 * config/arm/arm-protos.h: Add prototype for
13181 arm_gen_unlikely_cbranch.
13182 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
13183 addsi3_compareV_upper): New patterns to support signed
13184 builtin overflow add operations.
13185 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
13186 New patterns to support unsigned builtin add overflow operations.
13187 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
13188 builtin overflow subtract operations,
13189 (usubv<mode>4): New patterns to support unsigned builtin subtract
13190 overflow operations.
13191 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
13192 to support builtin overflow negate operations.
13194 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13197 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13199 * explow.c (get_dynamic_stack_size): Take known alignment of stack
13200 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
13203 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
13205 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
13206 MULTILIB_OPTIONS should be used. Small wording fixes.
13207 * genmultilib: Memorize set of all option combinations in
13208 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
13209 found in MULTILIB_OPTIONS by checking if option set is listed in
13210 combination_space. Output new and existing error message to stderr.
13212 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
13214 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
13215 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
13216 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
13217 (MULTILIB_REUSE): Remove reuse rules for option set including
13218 -mfpu=fp-armv8 and -mfpu=vfpv4
13220 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
13222 * config/arm/t-rtems: Add vfp multilib.
13224 2016-08-23 Ian Lance Taylor <iant@golang.org>
13226 * config/s390/s390.c (s390_asm_file_start): Call
13227 default_file_start.
13229 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13231 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
13232 initialization of all 0's to the 0 constant, instead of directly
13233 generating XOR. Add support for V4SImode vector initialization on
13234 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
13235 initialization. Change variables used in V4SFmode vector
13236 intialization. For V4SFmode vector splat on ISA 3.0, make sure
13237 any memory addresses are in index form. Add support for using
13238 VSPLTH/VSPLTB to initialize vector short and vector char vectors
13239 with all of the same element.
13240 (regno_or_subregno): New helper function to return a register
13241 number for either REG or SUBREG.
13242 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
13243 Use regno_or_subregno where possible.
13244 (rs6000_split_v4si_init_di_reg): New helper function to build up a
13245 DImode value from two SImode values in order to generate V4SImode
13246 vector initialization on 64-bit systems with direct move.
13247 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
13249 (rtx_is_swappable_p): V4SImode vector initialization insn is not
13251 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
13253 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
13254 attributes to initialize V8HImode and V16QImode vectors with the
13256 (VSX_SPLAT_COUNT): Likewise.
13257 (VSX_SPLAT_SUFFIX): Likewise.
13258 (UNSPEC_VSX_VEC_INIT): New unspec.
13259 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
13260 Allow SFmode values to come from Altivec registers.
13261 (vsx_init_v4si): New insn/split for V4SImode vector initialization
13262 on 64-bit systems with direct move.
13263 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
13264 vector initializations, to allow V4SImode vector initializations
13265 on 64-bit systems with direct move.
13266 (vsx_splat_v4si): Likewise.
13267 (vsx_splat_v4si_di): Likewise.
13268 (vsx_splat_v4sf): Likewise.
13269 (vsx_splat_v4sf_internal): Likewise.
13270 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
13272 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
13273 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
13274 initializing V8HImode and V16QImode vectors with the same
13276 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
13277 optimization if -maltivec=be.
13279 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
13281 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
13282 attribute for alternatives 3 and 4.
13284 2016-08-23 David Malcolm <dmalcolm@redhat.com>
13286 * selftest.c (selftest::assert_str_contains): New function.
13287 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
13288 * selftest.h (selftest::assert_str_contains): New decl.
13289 (ASSERT_STR_CONTAINS): New macro.
13291 2016-08-23 Richard Biener <rguenther@suse.de>
13293 PR tree-optimization/77286
13294 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
13296 (vect_transform_loop): Split exit edges of loop and scalar
13297 loop if required and at the appropriate time.
13299 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13301 * explow.c (get_dynamic_stack_size): Take known alignment of stack
13302 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
13304 Correct a typo in a comment.
13306 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13308 * config/s390/s390.md ("*andc_split"): New splitter for and with
13311 2016-08-23 Richard Biener <rguenther@suse.de>
13313 PR tree-optimization/27336
13314 * tree-vrp.c (infer_value_range): Handle stmts that can throw
13315 by looking for a non-EH edge.
13316 (process_assert_insertions_for): Likewise.
13318 2016-08-23 Richard Biener <rguenther@suse.de>
13320 PR middle-end/77305
13321 * statistics.c (statistics_counter_event): Robustify against
13324 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13326 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
13327 for targets amdfam10 and barcelona.
13329 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
13331 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
13332 (zero_extend<mode>di2): Ditto.
13333 (*zero_extend<mode>si2): Ditto.
13334 (*zero_extendqihi2): Ditto.
13336 2016-08-22 Joseph Myers <joseph@codesourcery.com>
13338 PR middle-end/77269
13339 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
13340 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
13342 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
13344 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
13345 identical consecutive elements.
13346 [SSA_NAME]: Print the name's def stmt on its own line. When printing
13347 the node's def stmt, avoid printing an unwanted trailing newline by
13348 replacing the call to print_gimple_stmt() with its inlined body and
13349 adjusting it to not set pp_needs_newline and to call pp_flush()
13350 instead of pp_newline_and_flush().
13352 2016-08-22 Joseph Myers <joseph@codesourcery.com>
13354 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
13355 (float32_type_node, float64_type_node, float32x_type_node)
13356 (float128x_type_node): New macros.
13357 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
13358 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
13359 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
13360 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
13361 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
13362 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
13363 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
13364 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
13365 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
13366 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
13367 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
13368 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
13369 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
13370 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
13371 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
13372 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
13373 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
13374 (copysign, fabs, huge_val, inf, nan, nans): Use it.
13375 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
13377 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
13378 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
13379 * doc/extend.texi (Other Builtins): Document these built-in
13381 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
13384 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
13386 * doc/install.texi (Binaries): www.opencsw.org now uses https.
13388 2016-08-22 Richard Biener <rguenther@suse.de>
13390 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
13392 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
13395 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
13396 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
13397 non-SSE2 athlons only, otherwise prefer SSE prefetches.
13399 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13401 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
13402 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
13403 (vrp_visit_switch_stmt): Likewise.
13404 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
13405 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
13406 (vrp_visit_stmt): Use extract_range_from_stmt.
13407 (vrp_visit_phi_node): Use extract_range_from_phi_node.
13409 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13411 * Makefile.in: Add tree-vrp.h to GTFILES.
13412 * gengtype.c (open_base_files): Add tree-vrp.h.
13413 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
13414 * builtins.c: Likewise.
13415 * fold-const.c: Likewise.
13416 * gimple-builder.c: Likewise.
13417 * gimple-laddress.c: Likewise.
13418 * hsa-gen.c: Likewise.
13419 * internal-fn.c: Likewise.
13421 * targhooks.c: Liewise,
13422 * tree-ssa-address.c: Likewise.
13423 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
13424 * tree-vrp.c (struct value_range): Move to tree-vrp.h
13425 * tree-vrp.h: New file.
13427 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13429 PR tree-optimization/61839
13430 * tree-vrp.c (two_valued_val_range_p): New.
13431 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
13432 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
13433 Also Convert VAR BINOP CST where VAR is two-valued to
13434 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
13436 2016-08-19 David Malcolm <dmalcolm@redhat.com>
13438 * diagnostic-show-locus.c
13439 (layout::annotation_line_showed_range_p): New method.
13440 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
13441 Reimplement case fixit_hint::REPLACE to cover removals, and
13442 replacements where the range of the replacement isn't one
13443 of the ranges in the rich_location.
13444 (test_one_liner_fixit_replace): Likewise.
13445 (selftest::test_one_liner_fixit_replace_non_equal_range): New
13447 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
13449 (selftest::test_diagnostic_show_locus_one_liner): Call the new
13451 * diagnostic.c (print_parseable_fixits): Remove case
13452 fixit_hint::REMOVE.
13454 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
13457 * config/i386/i386.c (ix86_option_override_internal): Remove
13458 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
13459 Enable SSE prefetch also for TARGET_PREFETCHWT1.
13460 Do not try to enable TARGET_PRFCHW ISA flag here.
13461 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
13462 Rewrite expander function body.
13463 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
13465 2016-08-19 Joseph Myers <joseph@codesourcery.com>
13468 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
13469 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
13470 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
13471 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
13472 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
13473 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
13474 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
13475 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
13476 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
13478 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
13480 (struct floatn_type_info): New structure type.
13481 (floatn_nx_types): New variable declaration.
13482 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
13483 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
13484 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
13485 * tree.c (floatn_nx_types): New variable.
13486 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
13487 corresponding complex types.
13488 * target.def (floatn_mode): New hook.
13489 * targhooks.c: Include "real.h".
13490 (default_floatn_mode): New function.
13491 * targhooks.h (default_floatn_mode): New prototype.
13492 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
13494 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
13495 effective-target and dg-add-options keywords.
13496 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
13497 Document new effective-target keywords.
13498 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
13499 * doc/tm.texi: Regenerate.
13500 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
13501 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
13502 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
13504 * real.h (struct real_format): Add field ieee_bits.
13505 * real.c (ieee_single_format, mips_single_format)
13506 (motorola_single_format, spu_single_format, ieee_double_format)
13507 (mips_double_format, motorola_double_format)
13508 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
13509 (ieee_extended_intel_128_format)
13510 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
13511 (mips_extended_format, ieee_quad_format, mips_quad_format)
13512 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
13513 (decimal_double_format, decimal_quad_format, ieee_half_format)
13514 (arm_half_format, real_internal_format: Initialize ieee_bits
13516 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
13517 float128_type_node. Set float80_type_node to float64x_type_node
13518 if appropriate and long_double_type_node not appropriate.
13519 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
13520 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
13521 Initialize ieee_bits field.
13522 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
13523 (rs6000_init_builtins): Set ieee128_float_type_node to
13524 float128_type_node.
13525 (rs6000_floatn_mode): New function.
13527 2016-08-19 Jakub Jelinek <jakub@redhat.com>
13529 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
13530 _rdseed64_step): Uglify argument names and/or local variable names
13531 in inline functions.
13532 * config/i386/rtmintrin.h (_xabort): Likewise.
13533 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
13534 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
13535 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
13536 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
13537 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
13538 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
13539 _mm_maskz_ternarylogic_epi32): Likewise.
13540 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
13541 __lwpins32, __lwpins64): Likewise.
13542 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
13543 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
13544 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
13545 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
13546 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
13547 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
13548 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
13549 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
13550 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
13551 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
13552 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
13553 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
13554 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
13555 _mm256_mask_i64gather_epi32): Likewise.
13556 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
13557 * config/i386/ia32intrin.h (__writeeflags): Likewise.
13558 * config/i386/pkuintrin.h (_wrpkru): Likewise.
13559 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
13560 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
13561 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
13562 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
13563 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
13564 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
13565 _mm512_mask_prefetch_i64scatter_ps): Likewise.
13566 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
13567 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
13568 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
13569 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
13570 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
13571 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
13572 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
13573 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
13575 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
13577 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
13578 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
13580 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
13581 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
13583 (_rdpkru_u32): Add space after function name.
13585 * config/i386/t-i386 (i386-c.o): Don't depend on
13586 i386-builtin-types.inc.
13587 (i386.o): Depend on i386-builtin-types.inc.
13589 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
13592 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
13593 Use const_vec_duplicate to check for duplicated elements.
13595 2016-08-19 Richard Biener <rguenther@suse.de>
13597 PR tree-optimization/77290
13598 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13599 Fix flag_tree_parallelize_loops check.
13601 2016-08-19 Richard Biener <rguenther@suse.de>
13603 * match.pd (x | 0 -> x): Add.
13605 2016-08-19 Richard Biener <rguenther@suse.de>
13607 PR tree-optimization/77286
13608 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13609 Deal with virtual PHIs being out-of-order.
13611 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13613 * doc/invoke.texi (fverbose-asm): Note that source code lines
13614 are emitted, and provide an example.
13615 * final.c (asm_show_source): New function.
13616 (final_scan_insn): Call asm_show_source.
13618 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13620 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
13621 param with diagnostic_kind.
13622 (class colorizer): Similarly replace field m_diagnostic with
13624 (colorizer::colorizer): Replace diagnostic
13625 param with diagnostic_kind.
13626 (colorizer::begin_state): Update for above field change.
13627 (layout::layout): Replace diagnostic param with rich_location *
13628 and diagnostic_kind.
13629 (diagnostic_show_locus): Replace diagnostic param with richloc
13630 and diagnostic_kind.
13631 (class selftest::test_diagnostic_context): New class.
13632 (selftest::test_diagnostic_show_locus_unknown_location): New
13634 (selftest::test_one_liner_simple_caret): New function.
13635 (selftest::test_one_liner_caret_and_range): New function.
13636 (selftest::test_one_liner_multiple_carets_and_ranges): New
13638 (selftest::test_one_liner_fixit_remove): New function.
13639 (selftest::test_one_liner_fixit_replace): New function.
13640 (selftest::test_diagnostic_show_locus_one_liner): New function.
13641 (selftest::diagnostic_show_locus_c_tests): Call the new test
13643 * diagnostic.c (diagnostic_initialize): Initialize
13644 colorize_source_p, show_ruler_p and parseable_fixits_p.
13645 (default_diagnostic_finalizer): Update for change to
13646 diagnostic_show_locus.
13647 (diagnostic_append_note): Likewise.
13648 * diagnostic.h (diagnostic_show_locus): Replace
13649 const diagnostic_info * param with location * and diagnostic_t.
13651 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13653 * input.c (saved_line_table): New global.
13654 (class selftest::temp_line_table): Rename to line_table_test and
13655 move declaration to selftest.h, and drop field m_old_line_table.
13656 (selftest::temp_line_table::temp_line_table): Rename ctor to...
13657 (selftest::line_table_test::line_table_test): ...this. Add a
13658 default ctor. Store current value of line_table within
13660 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
13661 (selftest::line_table_test::~line_table_test): ...this, and
13662 restore line_table from the saved_line_table, rather than
13664 (selftest::test_accessing_ordinary_linemaps): Update for above
13666 (selftest::test_lexer): Likewise.
13667 (struct selftest::lexer_test): Likewise.
13668 (selftest::lexer_test::lexer_test): Likewise.
13669 (selftest::input_c_tests): Move the looping over test cases from
13671 (selftest::for_each_line_table_case): New function.
13672 * input.h (saved_line_table): New decl.
13673 * selftest.h (struct selftest::line_table_case): New forward decl.
13674 (class selftest::line_table_test): New class, moved here from
13675 selftest::temp_line_table in input.c, and renamed.
13676 (selftest::for_each_line_table_case): New decl.
13678 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
13681 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
13683 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
13685 PR middle-end/70895
13686 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
13687 enclosing parallel construct for reduction variables on OpenACC loop
13690 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
13692 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
13693 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
13695 (function_to_dwarf_procedure): Update comment.
13697 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13699 * input.c (diagnostics_file_cache_forcibly_evict_file): New
13701 * input.h (diagnostics_file_cache_forcibly_evict_file): New
13703 * selftest.c (selftest::temp_source_file::~temp_source_file):
13704 Evict m_filename from the diagnostic file cache.
13706 2016-08-18 Richard Biener <rguenther@suse.de>
13708 * tree-pass.h (make_pass_materialize_all_clones): Declare.
13709 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
13710 make_pass_materialize_all_clones): New simple IPA pass encapsulating
13711 clone materialization.
13712 * passes.def (all_late_ipa_passes): Start with
13713 pass_materialize_all_clones.
13714 * cgraphunit.c (symbol_table::compile): Remove call to
13715 materialize_all_clones.
13716 * tree-into-ssa.c: Include statistics.h.
13717 (update_ssa): Count number of times we do incremental/rewrite
13720 2016-08-18 Richard Biener <rguenther@suse.de>
13722 PR tree-optimization/77282
13723 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13724 When doing auto-parallelizing also prevent use of PHIs that
13725 carry dependences across loop backedges.
13727 2016-08-18 Tamar Christina <tamar.christina@arm.com>
13728 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13730 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
13732 2016-08-18 Richard Biener <rguenther@suse.de>
13734 * ssa-iterators.h (ssa_vuse_operand): New inline.
13735 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
13736 (predicate_all_scalar_phis): Use remove_phi_node to remove
13737 phi nodes predicated. Delay removing virtual PHIs.
13738 (predicate_mem_writes): Update virtual operands.
13739 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
13740 (tree_if_conversion): Do not rewrite virtual SSA form.
13741 * tree-phinodes.c (release_phi_node): Make static.
13742 * tree-phinodes.h (release_phi_node): Remove.
13744 2016-08-18 Jakub Jelinek <jakub@redhat.com>
13746 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
13747 codes that appear in bdesc_* arrays, instead include i386-builtin.def
13748 twice to define those.
13749 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
13750 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
13751 bdesc_multi_arg): Define by including i386-builtin.def the third time.
13752 * config/i386/i386-builtin.def: New file.
13754 2016-08-17 David Malcolm <dmalcolm@redhat.com>
13756 * input.c (get_source_range_for_char): Rename to...
13757 (selftest::get_source_range_for_char): ...this, and move within
13758 the #if CHECKING_P guard.
13759 (get_num_source_ranges_for_substring): Rename to...
13760 (selftest::get_num_source_ranges_for_substring): ...this, move
13761 within the #if CHECKING_P guard, and make static.
13762 (selftest::assert_num_substring_ranges): Initialize
13765 2016-08-18 Alan Modra <amodra@gmail.com>
13767 PR rtl-optimization/72771
13768 * reload.c (find_reloads): Don't assume that a subreg mem is OK
13769 when find_reloads_toplev returns address_reloaded==-1.
13770 (alternative_allows_const_pool_ref): Update comment.
13772 2015-08-17 Alan Hayward <alan.hayward@arm.com>
13774 PR tree-optimization/71752
13775 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
13776 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
13778 2016-08-17 Jakub Jelinek <jakub@redhat.com>
13780 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
13781 instead of testing ECF_NORETURN bit in gimple_call_flags.
13782 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
13783 * predict.c (tree_bb_level_predictions): Likewise.
13784 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
13786 PR middle-end/77259
13787 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
13788 turning a call into __builtin_unreachable-like noreturn call, adjust
13789 gimple_call_set_fntype.
13790 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
13791 gimple_call_fntype has void return type.
13793 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
13795 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
13796 maybe_lookup_decl, to handle nested acc loop directives.
13798 2016-08-17 Richard Biener <rguenther@suse.de>
13800 PR tree-optimization/76490
13801 * tree-vrp.c (update_value_range): Preserve overflow infinities
13802 when intersecting with ranges from get_range_info.
13803 (operand_less_p): Handle overflow infinities correctly.
13804 (value_range_constant_singleton): Use vrp_operand_equal_p
13805 to handle overflow max/min correctly.
13806 (vrp_valueize): Likewise.
13807 (union_ranges): Likewise.
13808 (intersect_ranges): Likewise.
13809 (vrp_visit_phi_node): Improve iteration limitation to only
13810 apply when we'll possibly re-visit the PHI via a changed argument
13813 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
13815 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
13816 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
13817 rather than those that should not be built.
13819 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
13822 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
13824 2016-08-17 Richard Biener <rguenther@suse.de>
13826 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
13827 (verify_vssa): New function verifying virtual SSA form.
13828 (verify_ssa): Call it.
13829 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
13830 Do not apply loop-closed SSA handling to virtuals.
13831 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
13832 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
13833 when rewriting their symbol.
13834 (prepare_def_site_for): Likewise.
13835 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
13836 operands of moved stmts.
13838 2016-08-17 Richard Biener <rguenther@suse.de>
13840 PR tree-optimization/23855
13841 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
13842 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
13843 find guards to hoist. Do not update SSA form but rewrite virtuals
13844 into loop closed SSA.
13845 (find_loop_guard): Adjust to skip already hoisted guards. Do
13846 not mark virtuals for renaming or update SSA form.
13848 2016-08-17 Martin Liska <mliska@suse.cz>
13850 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
13851 a LONG_LONG_TYPE_SIZE comparison.
13852 * gcov-io.h: Remove macro definitions.
13853 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
13854 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
13857 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13859 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
13860 that builtins not mentioned in bdesc_* arrays come first, then
13861 the ones mentioned in bdesc_* arrays in the order they appear in
13862 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
13863 IX86_BUILTIN__BDESC_*_LAST enumerator.
13864 (bdesc_mpx): Fix up a comment typo.
13865 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
13866 __builtin_ia32_vpcomneu[bwdq] builtins.
13867 (BDESC_VERIFY, BDESC_VERIFYS): Define.
13868 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
13869 enum ix86_builtins ordering.
13870 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
13871 for direct bdesc_* array member access instead of searching all the
13872 arrays until an fcode match is found.
13874 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
13876 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
13877 pattern as define_insn_and_split. Split insn before reload to
13879 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
13880 <shift_insn><mode>3_1.
13881 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
13882 <rotate_insn><mode>3_1.
13884 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13887 * input.c (get_source_range_for_substring): Rename to...
13888 (get_source_location_for_substring): ...this, adding param
13889 "caret_idx", and converting output param from source_range * to
13891 (get_source_range_for_char): New function.
13892 (get_num_source_ranges_for_substring): Update comment to reflect
13894 (assert_char_at_range): Update to use get_source_range_for_char
13895 rather than get_source_range_for_substring.
13896 (test_lexer_string_locations_concatenation_2): Likewise.
13897 * substring-locations.h (get_source_range_for_substring): Rename
13899 (get_source_location_for_substring): ...this, and adding param
13900 "caret_idx", and converting output param from source_range * to
13903 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13905 * input.c (class selftest::temp_source_file): Move to
13907 (selftest::temp_source_file::temp_source_file): Move to
13909 (selftest::temp_source_file::~temp_source_file): Likewise.
13910 * selftest.c (selftest::temp_source_file::temp_source_file): Move
13912 (selftest::temp_source_file::~temp_source_file): Likewise.
13913 * selftest.h (class selftest::temp_source_file): Move here from
13916 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13919 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
13920 inlining, add cgraph edge for the added __builtin_unreachable call.
13922 PR middle-end/67485
13923 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
13924 only cast it to SHWI for the final comparison.
13926 2016-08-16 Martin Liska <mliska@suse.cz>
13928 PR gcov-profile/36412
13929 * doc/gcov.texi: Document --hash-filenames(-x).
13930 * gcov.c (print_usage): Add the option.
13931 (process_args): Process the option, sort options alphabetically.
13932 (md5sum_to_hex): New function.
13933 (make_gcov_file_name): Do the md5sum and append it to a
13936 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13938 PR tree-optimization/69848
13939 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
13940 and swtich operands to avoid additional NOT instruction.
13941 (vcond<v_cmp_mixed><mode>): Ditto.
13942 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13944 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
13946 * doc/install.texi (*-*-solaris2*): Adjust latest change.
13948 2016-08-16 Richard Biener <rguenther@suse.de>
13950 PR tree-optimization/76783
13951 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
13952 BB visited flags at start.
13954 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13956 PR tree-optimization/72817
13957 PR tree-optimization/73450
13958 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
13959 multiple_of_p for adjusted IV.base.
13961 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
13964 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
13965 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
13966 for !flag_finite_math_only or flag_signed_zeros.
13967 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
13968 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
13969 depend on flag_finite_math_only.
13970 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
13972 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
13973 (*ieee_smin<mode>3): Ditto.
13974 (*ieee_smax<mode>3): Ditto.
13975 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
13976 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
13978 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
13979 depend on flag_finite_math_only.
13980 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
13981 (*mmx_<code>v2sf3): Remove.
13982 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
13983 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
13984 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
13986 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
13988 PR rtl-optimization/73650
13989 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
13990 it is not a simple move.
13992 2016-08-15 Martin Liska <mliska@suse.cz>
13995 * gcc.c (do_spec_1): Call save_string with the right size.
13996 (save_string): Do an assert about string we copy.
13998 2016-08-15 Richard Biener <rguenther@suse.de>
14000 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
14001 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
14003 (pass_data_stv): Likewise.
14005 2016-08-15 Richard Biener <rguenther@suse.de>
14007 PR tree-optimization/73434
14008 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
14009 TBAA info on the base when forwarding a non-invariant address.
14011 2016-08-15 Jakub Jelinek <jakub@redhat.com>
14013 * dwarf2out.c (struct checksum_attributes): Add
14014 at_string_length_bit_size and at_string_length_byte_size fields.
14015 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
14016 and DW_AT_string_length_byte_size.
14017 (die_checksum_ordered): Handle at_string_length_bit_size and
14018 at_string_length_byte_size.
14019 (gen_array_type_die): For dwarf_version >= 5 emit
14020 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
14021 (adjust_string_types): For dwarf_version >= 5 remove
14022 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
14023 (resolve_addr): Likewise.
14026 * dwarf2out.c (string_types): New variable.
14027 (gen_array_type_die): Change early_dwarf handling of
14028 DW_AT_string_length, create DW_OP_call4 referencing the
14029 length var temporarily. Handle parameters that are pointers
14031 (adjust_string_types): New function.
14032 (gen_subprogram_die): Temporarily set string_types to local var,
14033 call adjust_string_types if needed.
14034 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
14036 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
14038 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
14040 * doc/install.texi (*-*-solaris2*): Fix version number and document
14041 requirement on GNU make for building libjava with the Solaris linker.
14043 2016-08-15 Martin Liska <mliska@suse.cz>
14044 Jakub Jelinek <jakub@redhat.com>
14046 PR tree-optimization/72824
14047 * tree-loop-distribution.c (const_with_all_bytes_same)
14048 <case VECTOR_CST>: Fix a typo.
14050 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
14053 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
14054 Renamed from _mm512_undefined_si512.
14055 (_mm_undefined_si512): New definition.
14057 2016-08-13 Richard Biener <rguenther@suse.de>
14059 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
14060 into PHIs and update the lattice for its def.
14062 2016-08-12 Jakub Jelinek <jakub@redhat.com>
14065 * ubsan.c (instrument_si_overflow): Pass true instead of false
14067 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
14068 of bbs. Return TODO_cleanup_cfg if any returned true.
14070 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14072 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
14073 ISA 3.0 MTVSRDD instruction.
14074 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
14077 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
14079 PR tree-optimization/71083
14080 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
14081 bitfield access when possible.
14083 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
14085 PR middle-end/71654
14086 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
14087 sign-changing cast from a shorter unsigned type to a wider
14090 2016-08-12 Jakub Jelinek <jakub@redhat.com>
14092 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
14093 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
14094 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
14096 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14098 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
14099 Correct costs for vec_construct.
14101 2016-08-12 Bin Cheng <bin.cheng@arm.com>
14103 PR tree-optimization/69848
14104 * tree-vectorizer.h (enum vect_def_type): New condition reduction
14105 type CONST_COND_REDUCTION.
14106 * tree-vect-loop.c (vectorizable_reduction): Support new condition
14107 reudction type CONST_COND_REDUCTION.
14109 2016-08-12 Richard Biener <rguenther@suse.de>
14111 PR tree-optimization/57326
14112 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
14113 returning an SSA name.
14114 (phi_translate_1): When fully_constant_expression returns a NAME
14115 make sure we have a leader for it.
14117 2016-08-12 Martin Liska <mliska@suse.cz>
14118 Adam Fineman <afineman@afineman.com>
14120 * gcov.c (process_file): Create .gcov file when .gcda
14123 2016-08-12 Marek Polacek <polacek@redhat.com>
14126 * alias.c (find_base_value): Adjust fall through comment.
14127 * cfgexpand.c (expand_debug_expr): Likewise.
14128 * combine.c (find_split_point): Likewise.
14129 (expand_compound_operation): Likewise. Add FALLTHRU.
14130 (make_compound_operation): Adjust fall through comment.
14131 (canon_reg_for_combine): Add FALLTHRU.
14132 (force_to_mode): Adjust fall through comment.
14133 (simplify_shift_const_1): Likewise.
14134 (simplify_comparison): Likewise.
14135 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
14137 * config/aarch64/predicates.md: Likewise.
14138 * config/i386/i386.c (function_arg_advance_32): Likewise.
14139 (ix86_gimplify_va_arg): Likewise.
14140 (print_reg): Likewise.
14141 (ix86_print_operand): Likewise.
14142 (ix86_build_const_vector): Likewise.
14143 (ix86_expand_branch): Likewise.
14144 (ix86_sched_init_global): Adjust fall through comment.
14145 (ix86_expand_args_builtin): Add FALLTHRU.
14146 (ix86_expand_builtin): Likewise.
14147 (ix86_expand_vector_init_one_var): Likewise.
14148 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
14149 (rs6000_adjust_cost): Likewise.
14150 (insn_must_be_first_in_group): Likewise.
14151 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
14152 * dbxout.c (dbxout_symbol): Adjust fall through comment.
14153 * df-scan.c (df_uses_record): Likewise.
14154 * dojump.c (do_jump): Add FALLTHRU.
14155 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
14157 (resolve_args_picking_1): Adjust fall through comment.
14158 (loc_list_from_tree_1): Likewise.
14159 * expmed.c (make_tree): Likewise.
14160 * expr.c (expand_expr_real_2): Add FALLTHRU.
14161 (expand_expr_real_1): Likewise. Adjust fall through comment.
14162 * fold-const.c (const_binop): Adjust fall through comment.
14163 (fold_truth_not_expr): Likewise.
14164 (fold_cond_expr_with_comparison): Add FALLTHRU.
14165 (fold_binary_loc): Likewise.
14166 (contains_label_1): Adjust fall through comment.
14167 (multiple_of_p): Likewise.
14168 * gcov-tool.c (process_args): Add FALLTHRU.
14169 * genattrtab.c (check_attr_test): Likewise.
14170 (write_test_expr): Likewise.
14171 * genconfig.c (walk_insn_part): Likewise.
14172 * genpreds.c (validate_exp): Adjust fall through comment.
14173 (needs_variable): Likewise.
14174 * gensupport.c (get_alternatives_number): Add FALLTHRU.
14175 (subst_dup): Likewise.
14176 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
14177 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
14178 (gimplify_scan_omp_clauses): Add FALLTHRU.
14179 (goa_stabilize_expr): Likewise.
14180 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
14182 * hsa-gen.c (get_address_from_value): Likewise.
14183 * ipa-icf.c (sem_function::hash_stmt): Likewise.
14184 * ira.c (ira_setup_alts): Add FALLTHRU.
14185 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
14187 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
14188 * opts.c (common_handle_option): Likewise.
14189 * read-rtl.c (read_rtx_code): Likewise.
14190 * real.c (round_for_format): Likewise.
14191 * recog.c (asm_operand_ok): Likewise.
14192 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
14193 * reload1.c (set_label_offsets): Likewise.
14194 (eliminate_regs_1): Likewise.
14195 (reload_reg_reaches_end_p): Likewise.
14196 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
14197 (rtx_cost): Likewise.
14198 * sched-rgn.c (is_exception_free): Likewise.
14199 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
14200 * stor-layout.c (int_mode_for_mode): Likewise.
14201 * toplev.c (print_to_asm_out_file): Likewise.
14202 (print_to_stderr): Likewise.
14203 * tree-cfg.c (gimple_verify_flow_info): Likewise.
14204 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
14205 (chrec_fold_multiply): Likewise.
14206 (evolution_function_is_invariant_rec_p): Likewise.
14207 (for_each_scev_op): Likewise.
14208 * tree-data-ref.c (siv_subscript_p): Likewise.
14209 (get_references_in_stmt): Likewise.
14210 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
14211 (substitute_in_expr): Likewise.
14212 (type_cache_hasher::equal): Likewise.
14213 (walk_type_fields): Likewise.
14214 * var-tracking.c (adjust_mems): Add FALLTHRU.
14215 (set_dv_changed): Adjust fall through comment.
14216 * varasm.c (default_function_section): Add FALLTHRU.
14218 2016-08-12 Marek Polacek <polacek@redhat.com>
14221 * tree-complex.c (expand_complex_division): Add missing break.
14223 2016-08-12 Richard Biener <rguenther@suse.de>
14225 * passes.c (execute_todo): Do not push/pop TV_TODO.
14226 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
14227 (execute_one_pass): Likewise.
14228 * common.opt (ftime-report-details): New switch.
14229 * doc/invoke.texi (ftime-report-details): Document.
14230 * timevar.h (timer::print_row): Adjust signature.
14231 (timer::all_zero): New static helper.
14232 (timer::child_map_t): New typedef.
14233 (timer::time_var_def): Add children field.
14234 * timevar.c (timer::named_items::print): Adjust.
14235 (timer::~timer): Free timevar recorded children.
14236 (timer::pop_internal): When -ftime-report-details record
14237 time spent in sub-timevars.
14238 (timer::print_row): Adjust.
14239 (timer::print): Print sub-timevar stats, use all_zero.
14240 * timevar.def (TV_TODO): Remove.
14242 2016-08-12 Richard Biener <rguenther@suse.de>
14244 PR tree-optimization/72851
14245 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
14246 worklists to use bitmaps indexed in execution order.
14247 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
14248 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
14249 (cfg_blocks): Make a bitmap.
14250 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
14252 (cfg_blocks_empty_p): Adjust.
14253 (cfg_blocks_add): Likewise.
14254 (cfg_blocks_get): Likewise.
14255 (add_ssa_edge): Likewise.
14256 (add_control_edge): Likewise.
14257 (simulate_stmt): Likewise.
14258 (process_ssa_edge_worklist): Likewise.
14259 (simulate_block): Likewise.
14260 (ssa_prop_init): Compute PRE order and stmt UIDs.
14261 (ssa_prop_fini): Adjust.
14262 (ssa_propagate): Adjust.
14264 2016-08-12 Richard Biener <rguenther@suse.de>
14266 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
14267 the currently executable edges have fixed ranges. Always
14268 go through update_value_range.
14270 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
14274 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
14275 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
14276 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
14277 (LANG_HOOKS_DECLS): Add it.
14278 * langhooks.h (struct lang_hooks_for_decls): Add
14279 function_decl_defaulted. Const_tree-ify
14280 function_decl_explicit_p and function_decl_deleted_p.
14281 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
14282 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
14283 also at strict DWARF v5.
14286 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
14287 TYPE_QUAL_CONST in reference-typed decls.
14290 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
14291 in DW_OP_pieces, just enough to handle pointers to member
14293 (gen_remaining_tmpl_value_param_die_attribute): Use a location
14294 expression on DWARFv5 if a constant value doesn't work.
14296 2016-08-11 David Malcolm <dmalcolm@redhat.com>
14298 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
14299 * selftest.c (selftest::test_assertions): New function.
14300 (selftest::selftest_c_tests): New function.
14301 * selftest.h (selftest::selftest_c_tests): New declaration.
14303 2016-08-11 Richard Biener <rguenther@suse.de>
14304 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14306 PR rtl-optimization/72855
14307 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
14309 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14312 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
14313 (vsx_store_<mode>): Likewise.
14315 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
14317 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
14318 TImode CONST_WIDE_INT store.
14319 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
14321 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
14323 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
14324 mode if unaligned SSE load and store are optimal.
14326 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
14328 PR tree-optimization/71083
14329 * tree-predcom.c (ref_at_iteration): Correctly align the
14332 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14334 * config/s390/s390-builtin-types.def: Add INT128 types.
14335 * config/s390/s390-builtins.def: Add INT128 variants for the add
14336 sub low-level builtins dealing with TImode.
14337 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
14338 via subreg when expanding a builtin.
14339 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
14340 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
14342 * config/s390/vecintrin.h: Adjust builtin names accordingly.
14343 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
14344 ("vec_addc<mode>", "vec_addc_u128"): Merge to
14345 "vacc<bhfgq>_<mode>".
14346 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
14347 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
14348 ("vec_subc<mode>", "vec_subc_u128"): Merge to
14349 "vscbi<bhfgq>_<mode>".
14350 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
14351 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
14353 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14355 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
14357 2016-08-11 Bin Cheng <bin.cheng@arm.com>
14359 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
14360 unused declaration.
14361 (vcond<v_cmp_mixed><mode>): Ditto.
14362 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
14364 2016-08-11 Bin Cheng <bin.cheng@arm.com>
14366 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
14367 variable explicitly, also assert on it before use.
14369 2016-08-11 Richard Biener <rguenther@suse.de>
14371 PR tree-optimization/72772
14372 * cfgloopmanip.c (create_preheader): Use split_edge if there
14373 is a single loop entry, avoiding degenerate PHIs.
14375 2016-08-11 Richard Biener <rguenther@suse.de>
14377 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
14378 unconditional TODO_cleanup_cfg.
14379 (pass_thread_jumps::execute): Initialize loops, perform a CFG
14380 cleanup only if we threaded a jump.
14382 2016-08-11 Alan Modra <amodra@gmail.com>
14385 * lra-constraints.c (simplify_operand_subreg): Allow subreg
14386 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
14387 slow. Emit two reloads for slow mem case, first loading in
14388 fast innermode, then converting to required mode.
14390 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
14392 * config/rs6000/altivec.h (vec_extract_exp): New macro.
14393 (vec_extract_sig): New macro.
14394 (vec_insert_exp): New macro.
14395 (vec_test_data_class): New macro.
14396 (scalar_extract_exp): New macro.
14397 (scalar_extract_sig): New macro.
14398 (scalar_insert_exp): New macro.
14399 (scalar_test_data_class): New macro.
14400 (scalar_test_neg): New macro.
14401 (scalar_cmp_exp_gt): New macro.
14402 (scalar_cmp_exp_lt): New macro.
14403 (scalar_cmp_exp_eq): New macro.
14404 (scalar_cmp_exp_unordered): New macro.
14405 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
14406 to enforce constraint that operand is a 7-bit unsigned literal.
14407 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
14408 for power9 built-ins.
14409 (BU_P9V_VSX_2): Likewise.
14410 (BU_P9V_64BIT_VSX_2): Likewise.
14411 (VSEEDP): Add scalar extract exponent support.
14412 (VSEESP): Add scalar extract signature support.
14413 (VSTDCNDP): Add scalar test negative support.
14414 (VSTDCNSP): Likewise.
14415 (VSIEDP): Add scalar insert exponent support.
14416 (VSCEDPGT): Add scalar compare exponent greater than support.
14417 (VSCEDPLT): Add scalar compare exponent less than support.
14418 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
14419 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
14420 (VSTDCDP): Add scalar test data class support.
14421 (VSTDCSP): Likewise.
14422 (VSEEDP): Add overload support for scalar extract exponent
14424 (VSESDP): Add overload support for scalar extract signature
14426 (VSTDCN): Add overload support for scalar test negative
14428 (VSTDCNDP): Add overload support for scalar test negative
14430 (VSTDCNSP): Add overload support for scalar test negative
14432 (VSIEDP): Add overload support for scalar insert exponent
14434 (VSTDC): Add overload support for scalar test data class
14436 (VSTDCDP): Add overload support for scalar test data class
14438 (VSTDCSP): Add overload support for scalar test data class
14440 (VSCEDPGT): Add overload support for scalar compare exponent
14441 greater than operation.
14442 (VSCEDPLT): Add overload support for scalar compare exponent
14443 less than operation.
14444 (VSCEDPEQ): Add overload support for scalar compare exponent
14445 test-for-equality operation.
14446 (VSCEDPUO): Add overload support for scalar compare exponent
14447 test-for-unordered operation.
14448 (VEEDP): Add vector extract exponent support.
14450 (VESDP): Add vector extract significand support.
14452 (VIEDP): Add vector insert exponent support.
14454 (VTDCDP): Add vector test data class support.
14455 (VTDCSP): Likewise.
14456 (VES): Add overload support for vector extract significand operation.
14459 (VEE): Add overload support for vector extract exponent operation.
14462 (VTDC): Add overload support for vector test data class operation.
14463 (VTDCDP): Likewise.
14464 (VTDCSP): Likewise.
14465 (VIE): Add overload support for vector insert exponent operation.
14468 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14469 overloaded binary floating point functions.
14470 (altivec_resolve_overloaded_builtin): Improve error messages to
14471 distinguish between functions not supported in the current
14472 compiler configuration and functions that were invoked with an
14473 invalid parameter combination, and include the built-in function
14474 name in both error messages.
14475 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
14477 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
14479 (rs6000_expand_binop_builtin): Add check to enforce that argument
14480 2 of the test data class operations is a 7-bit unsigned literal.
14481 (rs6000_invalid_builtin): Add code to issue an error message if a
14482 built-in function that requires the power9_vector and -m32
14483 command-line options is compiled without these options.
14484 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
14485 (UNSPEC_VSX_SXSIGDP): New value.
14486 (UNSPEC_VSX_SXSIGPDP): New value.
14487 (UNSPEC_VSX_SIEXPDP): New value.
14488 (UNSPEC_VSX_SCMPEXPDP): New value.
14489 (UNSPEC_VSX_STSTDC): New value.
14490 (UNSPEC_VSX_VXEXP): New value.
14491 (UNSPEC_VSX_VXSIG): New value.
14492 (UNSPEC_VSX_VIEXP): New value.
14493 (UNSPEC_VSX_VTSTDC): New value.
14494 (xsxexpdp): New insn for scalar extract exponent.
14495 (xsxsigdp): New insn for scalar extract significand.
14496 (xsiexpdp): New insn for scalar insert exponent.
14497 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
14498 (*xscmpexpdp): New insn for scalar compare exponents.
14499 (xststdc<Fvsx): New expansion for both single- and
14500 double-precision scalar test data class operations.
14501 (xststdcneg<Fvsx>): New expansion for both single- and
14502 double-precision scalar test for negative value operations.
14503 (*xststdc<Fvsx>): New insn for scalar test data class
14505 (xvxexp<VSs>): New insn for single- and double-precision
14506 vector extract exponent operation.
14507 (xvxsig<VSs>): New insn for single- and double-precision
14508 vector extract significand operation.
14509 (xviexp<VSs>): New insn for single- and double-precision
14510 vector insert exponent operation.
14511 (xvtstdc<VSs>): New insn for single- and double-precision
14512 vector test data class operation.
14513 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14514 built-in functions to represent the Power9 binary floating-point
14515 support instructions.
14517 2016-08-10 bin cheng <bin.cheng@arm.com>
14519 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
14521 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
14522 Renlin Li <renlin.li@arm.com>
14523 Bin Cheng <bin.cheng@arm.com>
14525 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
14526 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
14527 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
14528 (aarch64_vcond_internal<mode><mode>): Delete pattern.
14529 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
14530 (vcond<v_cmp_result><mode>): Ditto.
14531 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
14532 (vcondu<mode><mode>): Ditto.
14533 (vcond<v_cmp_mixed><mode>): New pattern.
14534 (vcondu<mode><v_cmp_mixed>): New pattern.
14535 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
14536 of aarch64_vcond_internal.
14538 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
14539 Renlin Li <renlin.li@arm.com>
14540 Bin Cheng <bin.cheng@arm.com>
14542 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
14543 (vec_cmp<mode><v_cmp_result>): New pattern.
14544 (vec_cmpu<mode><mode>): New pattern.
14545 (vcond_mask_<mode><v_cmp_result>): New pattern.
14547 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14549 PR tree-optimization/71734
14550 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
14551 REF_LOOP, invoke ref_indep_loop_p_1.
14552 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
14553 to ref_indep_loop_p.
14554 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
14555 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
14556 is inside LOOP, do not cache dpendence value for loops with
14558 (ref_indep_loop_p_2): Delete function.
14559 (can_sm_ref_p): Pass LOOP as additional argument to
14562 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
14565 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
14566 being an offsettable address.
14568 2016-08-10 Martin Liska <mliska@suse.cz>
14570 PR gcov-profile/58306
14571 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
14572 atomic variants of profile update functions.
14574 2016-08-10 Martin Liska <mliska@suse.cz>
14576 Cherry picked (and modified) from google-4_7 branch
14577 2012-12-26 Rong Xu <xur@google.com>
14578 * common.opt (fprofile-update): Add new flag.
14579 * coretypes.h: Define enum profile_update.
14580 * doc/invoke.texi: Document -fprofile-update.
14581 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
14582 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
14583 * tree-profile.c (gimple_init_edge_profiler): Generate
14584 also atomic profiler update.
14585 (gimple_gen_edge_profiler): Likewise.
14587 2016-08-10 David Malcolm <dmalcolm@redhat.com>
14589 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
14590 stack_usage_file to NULL after fclose calls.
14592 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14595 * reload.c (push_reload): Compute subreg_in_class for
14596 subregs of constants and plus expressions. Remove special
14597 handling of SYMBOL_REFs.
14599 2016-08-10 Alan Modra <amodra@gmail.com>
14602 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
14603 SImode for TARGET_E500_DOUBLE when given SImode.
14605 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
14607 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
14608 unused variable __O.
14610 2016-08-09 Martin Liska <mliska@suse.cz>
14612 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
14613 _gcov_reset to __gcov_reset.
14614 * doc/gcov-tool.texi: Fix typo.
14616 2016-08-09 Martin Liska <mliska@suse.cz>
14618 * value-prof.c (gimple_divmod_values_to_profile): Do not
14619 instrument MOD histogram if a value is not a SSA name.
14621 2016-08-09 Martin Liska <mliska@suse.cz>
14623 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
14626 2016-08-09 Renlin Li <renlin.li@arm.com>
14628 PR middle-end/64971
14629 * calls.c (prepare_call_address): Convert funexp to Pmode when
14631 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
14632 (sibcall_value): Likewise.
14634 2016-08-09 Marek Polacek <polacek@redhat.com>
14637 * cselib.c (cselib_expand_value_rtx_1): Add return.
14638 * gengtype.c (dbgprint_count_type_at): Likewise.
14639 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
14640 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
14642 2016-08-09 Martin Jambor <mjambor@suse.cz>
14645 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
14646 if instance is a MEM_REF.
14648 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
14651 * config/i386/i386.md (*movtf_internal): Use
14652 lra_in_progress || reload_completed instead of !can_create_pseudo_p
14653 in the insn constraint.
14654 (*movxf_internal): Ditto.
14655 (*movdf_internal): Ditto.
14656 (*movsf_internal): Ditto.
14658 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14660 PR tree-optimization/72772
14661 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
14664 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14666 PR tree-optimization/72772
14667 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
14669 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
14670 parameter STOP and update calls. Move expand_simple_operations
14671 function call from here...
14672 (simplify_using_initial_conditions): ...to here. Delete parameter
14674 (tree_simplify_using_condition): Delete parameter STOP.
14675 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
14676 simplify_using_initial_conditions.
14678 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
14681 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
14682 Use create_tmp_var_raw instead of create_tmp_var.
14684 2016-08-09 Richard Biener <rguenther@suse.de>
14686 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
14687 Treat same SSA names related.
14689 2016-08-09 Jakub Jelinek <jakub@redhat.com>
14691 PR tree-optimization/72824
14692 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
14693 real_zerop is not negative.
14695 2016-08-09 Richard Biener <rguenther@suse.de>
14697 PR tree-optimization/71802
14698 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
14699 all merge opportunities with the predecessor.
14701 2016-08-09 Richard Biener <rguenther@suse.de>
14704 * ipa-prop.c (ipa_modify_formal_parameters): Build
14705 parameter types with natural alignment also for the
14708 2016-08-08 Andi Kleen <ak@linux.intel.com>
14710 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
14712 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14715 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
14716 do-nothing langhook.
14717 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
14718 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
14719 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
14720 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
14722 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14725 * input.c: Ensure that HAVE_ICONV is defined.
14727 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14729 PR middle-end/72781
14730 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
14731 private vars for lastprivate and for linear iterator.
14733 PR middle-end/68762
14734 * omp-simd-clone.c: Include varasm.h.
14735 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
14736 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
14737 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
14738 update function name.
14740 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14742 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
14743 (avr_diagnose_devicespecs_error): Remove.
14744 (avr_devicespecs_file): Remove composing absolute path for specfile
14745 and its verbose info. Remove conditions to check specs-file,
14747 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14749 PR rtl-optimization/72821
14750 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
14751 just return false for them.
14753 2016-08-08 Alan Modra <amodra@gmail.com>
14756 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
14757 toc refs created during reload. Update function comment.
14759 2016-08-08 Alan Modra <amodra@gmail.com>
14762 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
14763 alternatives. Put loads first, then stores, and reg/reg moves
14764 within same class later. Delete attr length.
14766 2016-08-08 Alan Modra <amodra@gmail.com>
14769 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
14770 (mem_operand_ds_form): New predicate.
14771 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
14772 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
14773 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
14774 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
14775 (extendsfdf2_fpr): Replace o constraint with wY.
14777 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
14779 * tree-ssa-threadbackward.c: Include tree-inline.h
14780 (profitable_jump_thread_path): Use estimate_num_insns to estimate
14781 size of copied block; for cold paths reduce duplication.
14782 (find_jump_threads_backwards): Remove redundant tests.
14783 (pass_thread_jumps::gate): Enable for -Os.
14785 2016-08-07 Jakub Jelinek <jakub@redhat.com>
14788 * stor-layout.c (layout_decl): Fix up formatting.
14789 (relayout_decl): Allow DECL to be FIELD_DECL.
14791 2016-08-07 Alan Modra <amodra@gmail.com>
14793 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
14795 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
14797 * data-streamer-in.c (streamer_read_wide_int): New.
14798 (streamer_read_widest_int): Renamed function.
14799 * data-streamer-out.c (streamer_write_wide_int): New
14800 (streamer_write_widest_int): Renamed function.
14801 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
14803 (input_cfg): Call renamed function.
14804 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
14806 (output_cfg): Call renamed function.
14807 * data-streamer.h: Add declarations.
14809 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14811 * tree-ssa-ccp.c (extend_mask): New param sgn.
14812 Remove ORing with wi::mask.
14813 (get_default_value): Adjust call to extend_mask to pass sign.
14814 (evaluate_stmt): Likewise.
14816 2016-08-06 Jakub Jelinek <jakub@redhat.com>
14818 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
14821 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14823 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
14824 transform if operand's type is pointer to function or method.
14826 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14828 PR tree-optimization/18046
14829 * tree-ssa-threadedge.c: Include cfganal.h.
14830 (simplify_control_statement_condition): If simplifying a
14831 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
14832 with the dominating ASSERT_EXPR before handing it off to VRP.
14833 Mention that a CASE_LABEL_EXPR may be returned.
14834 (thread_around_empty_blocks): Adjust to handle
14835 simplify_control_statement_condition() returning a
14837 (thread_through_normal_block): Likewise.
14838 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
14839 a switch statement by trying to determine which case label
14842 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
14844 PR rtl-optimization/69847
14845 * lra-constraints.c (process_invariant_for_inheritance): Save
14846 pattern instead of src.
14847 (remove_inheritance_pseudos): Use the pattern. Add assert.
14849 2016-08-05 David Malcolm <dmalcolm@redhat.com>
14851 * input.c (string_concat::string_concat): New constructor.
14852 (string_concat_db::string_concat_db): New constructor.
14853 (string_concat_db::record_string_concatenation): New method.
14854 (string_concat_db::get_string_concatenation): New method.
14855 (string_concat_db::get_key_loc): New method.
14856 (class auto_cpp_string_vec): New class.
14857 (get_substring_ranges_for_loc): New function.
14858 (get_source_range_for_substring): New function.
14859 (get_num_source_ranges_for_substring): New function.
14860 (class selftest::lexer_test_options): New class.
14861 (struct selftest::lexer_test): New struct.
14862 (class selftest::ebcdic_execution_charset): New class.
14863 (selftest::ebcdic_execution_charset::s_singleton): New variable.
14864 (selftest::lexer_test::lexer_test): New constructor.
14865 (selftest::lexer_test::~lexer_test): New destructor.
14866 (selftest::lexer_test::get_token): New method.
14867 (selftest::assert_char_at_range): New function.
14868 (ASSERT_CHAR_AT_RANGE): New macro.
14869 (selftest::assert_num_substring_ranges): New function.
14870 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
14871 (selftest::assert_has_no_substring_ranges): New function.
14872 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
14873 (selftest::test_lexer_string_locations_simple): New function.
14874 (selftest::test_lexer_string_locations_ebcdic): New function.
14875 (selftest::test_lexer_string_locations_hex): New function.
14876 (selftest::test_lexer_string_locations_oct): New function.
14877 (selftest::test_lexer_string_locations_letter_escape_1): New function.
14878 (selftest::test_lexer_string_locations_letter_escape_2): New function.
14879 (selftest::test_lexer_string_locations_ucn4): New function.
14880 (selftest::test_lexer_string_locations_ucn8): New function.
14881 (selftest::uint32_from_big_endian): New function.
14882 (selftest::test_lexer_string_locations_wide_string): New function.
14883 (selftest::uint16_from_big_endian): New function.
14884 (selftest::test_lexer_string_locations_string16): New function.
14885 (selftest::test_lexer_string_locations_string32): New function.
14886 (selftest::test_lexer_string_locations_u8): New function.
14887 (selftest::test_lexer_string_locations_utf8_source): New function.
14888 (selftest::test_lexer_string_locations_concatenation_1): New
14890 (selftest::test_lexer_string_locations_concatenation_2): New
14892 (selftest::test_lexer_string_locations_concatenation_3): New
14894 (selftest::test_lexer_string_locations_macro): New function.
14895 (selftest::test_lexer_string_locations_stringified_macro_argument):
14897 (selftest::test_lexer_string_locations_non_string): New function.
14898 (selftest::test_lexer_string_locations_long_line): New function.
14899 (selftest::test_lexer_char_constants): New function.
14900 (selftest::input_c_tests): Call the new test functions once per
14901 case within the line_table test matrix.
14902 * input.h (struct string_concat): New struct.
14903 (struct location_hash): New struct.
14904 (class string_concat_db): New class.
14905 * substring-locations.h: New header.
14907 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14909 PR tree-optimization/72810
14910 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
14911 the type of the case labels when truncating.
14913 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
14916 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
14917 (aarch64_fp16_ptr_type_node): Likewise.
14918 * config/aarch64/aarch64-simd-builtins.c
14919 (aarch64_fp16_ptr_type_node): Define.
14920 (aarch64_init_fp16_types): New, refactored out of...
14921 (aarch64_init_builtins): ...here, update to call
14922 aarch64_init_fp16_types.
14923 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
14925 (aapcs_vfp_sub_candidate): Likewise.
14927 2016-08-05 Martin Liska <mliska@suse.cz>
14928 Joshua Cranmer <Pidgeot18@gmail.com>
14930 * gcov.c (line_t::has_block): New function.
14931 (enum loop_type): New enum.
14932 (handle_cycle): New function.
14933 (unblock): Likewise.
14934 (circuit): Likewise.
14935 (get_cycles_count): Likewise.
14936 (accumulate_line_counts): Use new loop detection algorithm.
14938 2016-08-05 Martin Liska <mliska@suse.cz>
14940 * gcov.c (output_intermediate_file): Rename
14941 function_info::line_next to next_file_fn.
14942 (process_file): Likewise.
14943 (read_graph_file): Likewise.
14944 (accumulate_line_counts): Likewise.
14945 (output_lines): Likewise.
14947 2016-08-05 Richard Biener <rguenther@suse.de>
14949 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
14950 restriction on threading to a loop header.
14952 2016-08-05 Richard Biener <rguenther@suse.de>
14954 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
14955 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
14956 adjust loop info accordingly.
14958 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
14960 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
14961 before folding call to __builtin_constant_p with parameters to false.
14963 2016-08-05 Alan Modra <amodra@gmail.com>
14965 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
14966 code accidentally committed 2016-05-02 providing class when given
14969 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14971 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
14972 the case label ranges that partially overlap with OP's value
14975 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
14978 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
14979 Cast builtin function result to __mmask16 instead of __mmask8.
14980 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14981 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
14982 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14984 2016-08-04 David Malcolm <dmalcolm@redhat.com>
14986 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
14987 (ASSERT_TRUE_AT): New macro.
14988 (ASSERT_FALSE): Reimplement in terms of...
14989 (ASSERT_FALSE_AT): New macro.
14990 (ASSERT_STREQ_AT): Fix typo in comment.
14992 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14994 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
14995 labels are exhaustive, designate the label with the widest
14996 range to be the default label.
14998 2016-08-04 Andrew Pinski <apinski@cavium.com>
15000 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
15001 (thunderx_tunings): Use thunderx_vector_cost instead of
15002 generic_vector_cost.
15004 2016-08-04 Martin Liska <mliska@suse.cz>
15006 * gcov.c (main): Fix GNU coding style.
15007 (output_intermediate_file): Likewise.
15008 (process_file): Likewise.
15009 (generate_results): Likewise.
15010 (release_structures): Likewise.
15011 (create_file_names): Likewise.
15012 (find_source): Likewise.
15013 (read_graph_file): Likewise.
15014 (find_exception_blocks): Likewise.
15015 (canonicalize_name): Likewise.
15016 (make_gcov_file_name): Likewise.
15017 (mangle_name): Likewise.
15018 (accumulate_line_counts): Likewise.
15019 (output_branch_count): Likewise.
15020 (read_line): Likewise.
15022 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
15024 PR rtl-optimization/71779
15025 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
15026 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
15027 or if it was truncated.
15029 PR rtl-optimization/70903
15030 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
15032 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
15034 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
15035 accessing SSA_NAME_PTR_INFO.
15037 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
15040 * common/config/avr/avr-common.c (avr_option_optimization_table)
15041 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
15043 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
15046 * config/avr/avr.md: New pattern to work around do_store_flag
15047 generating shift instructions for bit extractions.
15049 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
15051 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
15053 (add_equivalence): Likewise.
15054 (get_value_range): Allocate value range with vrp_value_range_pool.
15055 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
15056 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
15058 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
15060 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
15061 the default for the rs6000 port.
15063 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
15065 PR middle-end/71876
15066 * calls.c (special_function_p): Remove special handling of
15067 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
15068 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
15069 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
15071 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
15073 PR middle-end/72778
15074 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
15075 Don't stop on regular insns.
15077 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
15079 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
15080 size to DImode boundary.
15081 (nvptx_propagate): Likewise.
15083 2016-08-03 Alan Modra <amodra@gmail.com>
15085 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
15086 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
15087 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
15088 from -mefficient-unaligned-vector. Note that this affects fp too.
15090 2016-08-03 Alan Modra <amodra@gmail.com>
15092 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
15095 2016-08-03 Alan Modra <amodra@gmail.com>
15097 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
15098 to a reg. Localize vars.
15100 2016-08-03 Alan Modra <amodra@gmail.com>
15102 * config/rs6000/rs6000.opt: Remove negatives from help strings
15105 2016-08-03 Alan Modra <amodra@gmail.com>
15107 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
15108 Delete duplicated code.
15110 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
15112 PR middle-end/72778
15113 * lra-spills.c (regno_in_use_p): New.
15114 (lra_final_code_change): Use it.
15116 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
15118 PR rtl-optimization/69847
15119 * lra-int.h (struct lra-reg): Use restore_rtx instead of
15121 (lra_rtx_hash): New.
15122 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
15124 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
15125 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
15126 * lra-spills.c (lra_final_code_change): Don't delete insn when the
15127 next insn is USE with the same reg as the current insn source.
15128 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
15130 (lra_constraints_init): Call initiate_invariants.
15131 (lra_constraints_finish): Call finish_invariants.
15132 (struct invariant, invariant_t, invariant_ptr_t): New.
15133 (const_invariant_ptr_t, invariants, invariants_pool): New.
15134 (invariant_table, invariant_hash, invariant_eq_p): New.
15135 (insert_invariant, initiate_invariants, finish_invariants): New.
15136 (clear_invariants, invalid_invariant_regs): New.
15137 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
15138 instead of restore_regno.
15139 (invariant_p, process_invariant_for_inheritance): New.
15140 (inherit_in_ebb): Implement invariant inheritance.
15141 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
15142 (remove_inheritance_pseudos): Implement undoing invariant
15144 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
15145 instead of restore_regno.
15146 * lra-assigns.c (regno_live_length): New.
15147 (reload_pseudo_compare_func): Use regno_live_length.
15148 (assign_by_spills): Use restore_rtx instead of restore_regno.
15149 (lra_assign): Ditto. Initiate regno_live_length.
15151 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
15153 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
15154 __builtin_aarch64_fmindf.
15156 2016-08-02 Bin Cheng <bin.cheng@arm.com>
15158 PR tree-optimization/34114
15159 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
15160 information for more control IVs.
15162 2016-08-02 Bin Cheng <bin.cheng@arm.com>
15164 PR tree-optimization/34114
15165 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
15166 PLUS_EXPR case. Handle SSA_NAME case.
15168 2016-08-02 Tamar Christina <tamar.christina@arm.com>
15170 * config/aarch64/aarch64-simd-builtins.def
15171 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
15172 (__builtin_aarch64_fmaxdf): Likewise.
15173 (__builtin_aarch64_smin_nandf): Likewise.
15174 (__builtin_aarch64_smax_nandf): Likewise.
15175 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
15176 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
15177 (<fmaxmin><mode>3): ...this.
15178 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
15179 (vminnm_f64): Likewise.
15180 (vmin_f64): Likewise.
15181 (vmax_f64): Likewise.
15182 * config/aarch64/iterators.md (FMAXMIN): Merge with...
15183 (FMAXMIN_UNS): ...this.
15184 (fmaxmin): Merged with
15185 (fmaxmin_op): ...this...
15186 (maxmin_uns_op): ...in to this.
15188 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15190 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15191 Add support for vec_extract on vector float, vector int, vector
15192 short, and vector char vector types.
15193 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
15194 vector float, vector int, vector short, and vector char
15195 optimizations on 64-bit ISA 2.07 systems for both constant and
15196 variable element numbers.
15197 (rs6000_split_vec_extract_var): Likewise.
15198 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
15199 Altivec registers on ISA 2.07 and above.
15200 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
15201 which never was matched due to the split occuring before register
15202 allocation (and the code would not have worked on little endian
15203 systems if it did match). Allow extracts to go to the Altivec
15204 registers if ISA 2.07 (power8). Change from using "" around the
15205 C++ code to using {}'s.
15206 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
15207 vec_extracts when the vector is in memory.
15208 (vsx_extract_v4sf_var): New insn to optimize vector float
15209 vec_extracts when the element number is variable on 64-bit ISA
15211 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
15212 for 64-bit ISA 2.07 as well as ISA 3.0.
15213 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
15214 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
15215 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
15216 optimize vector int, vector short, and vector char vec_extracts
15217 when the vector is in memory.
15218 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
15219 optimize vector int, vector short, and vector char vec_extracts
15220 when the element number is variable.
15222 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15225 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
15226 does not overlap with other symbol flags.
15228 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
15230 * config/aarch64/aarch64.h (aarch64_frame):
15231 Remove padding0 and hardfp_offset. Add locals_offset,
15232 initial_adjust, callee_adjust, callee_offset and final_adjust.
15233 * config/aarch64/aarch64.c (aarch64_layout_frame):
15234 Remove unused padding0 and hardfp_offset initializations.
15235 Choose frame layout and set frame variables accordingly.
15236 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
15237 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
15238 (aarch64_pop_regs): Likewise.
15239 (aarch64_expand_prologue): Remove all decision code, just emit
15240 prolog according to frame variables.
15241 (aarch64_expand_epilogue): Remove all decision code, just emit
15242 epilog according to frame variables.
15243 (aarch64_initial_elimination_offset): Use offset to local/arg area.
15245 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
15248 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
15249 fix_debug_reg_uses after changing source register mode to
15250 V1TImode if source register is undefined.
15252 2015-08-01 Alan Hayward <alan.hayward@arm.com>
15254 PR tree-optimization/71818
15255 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
15256 with non invariant evolutions
15258 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15261 * config/avr/avr.md (length) [branch]: Correct insn length
15262 attribute for forward branches.
15264 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15266 * doc/extend.texi (AVR Built-in Functions): Document
15267 __builtin_avr_nops.
15268 * config/avr/builtins.def (NOPS): New.
15269 * config/avr/avr.c (avr_expand_nops): New static function.
15270 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
15272 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15274 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
15275 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
15278 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
15280 * config/aarch64/aarch64.c (vulcan_tunings): Update
15281 vulcan L1 cache_line_size.
15283 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
15285 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
15286 function that takes a vector memory address, a hard register, an
15287 element number and a temporary base register, and recreates an
15288 address that points to the appropriate element within the vector.
15289 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
15290 (rs6000_split_vec_extract_var): Add support for the target of a
15291 vec_extract with variable element number being a scalar memory
15293 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
15295 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
15296 vsx_extract_<mode>_load insn with a new insn that optimizes
15297 storing either element to a memory location, using scratch
15298 registers to pick apart the vector and reconstruct the address.
15299 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
15300 (vsx_extract_<mode>_store): Rework alternatives to more correctly
15301 support Altivec registers. Add support for ISA 3.0 Altivec d-form
15303 (vsx_extract_<mode>_var): Add support for extracting a variable
15304 element number from memory.
15306 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
15308 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
15309 when testing for compares against constants of the form 0xabab.
15311 2016-07-29 Bin Cheng <bin.cheng@arm.com>
15313 PR tree-optimization/57558
15314 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
15316 (vect_loop_versioning): Support versioning with niter assumptions.
15317 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
15318 (vect_get_loop_niters): New parameter. Reimplement to support
15319 assumptions in loop niter info.
15320 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
15321 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
15322 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
15323 Support loop versioning for niters.
15324 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
15325 (vect_free_loop_info_assumptions): New function.
15326 (vectorize_loops): Free loop niter info for loops with flag
15327 LOOP_F_ASSUMPTIONS set if vectorization failed.
15328 * tree-vectorizer.h (struct _loop_vec_info): New field
15329 num_iters_assumptions.
15330 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
15331 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
15332 (LOOP_REQUIRES_VERSIONING): New macro.
15333 (vect_free_loop_info_assumptions): New decl.
15335 2016-07-29 Bin Cheng <bin.cheng@arm.com>
15337 * cfgloop.h (struct loop): New field constraints.
15338 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
15339 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
15341 * cfgloop.c (alloc_loop): Initialize new field.
15342 * cfgloopmanip.c (copy_loop_info): Copy constraints.
15343 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
15344 Adjust niter analysis wrto loop constraints.
15345 * doc/loop.texi (@node Number of iterations): Add description for loop
15348 2016-07-29 Marek Polacek <polacek@redhat.com>
15351 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
15352 (ix86_expand_round_builtin): Likewise.
15354 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
15355 Georg-Johann Lay <avr@gjlay.de>
15357 PR rtl-optimization/71976
15358 * combine.c (get_last_value): Return 0 if the argument for which
15359 the function is called has a wider mode than the recorded value.
15361 2016-07-29 Marek Polacek <polacek@redhat.com>
15364 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
15365 (altivec_expand_st_builtin): Likewise.
15367 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
15369 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
15370 introduced in r238381.
15372 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
15374 PR middle-end/68217
15375 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
15376 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
15378 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
15380 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
15382 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15383 Add support for vec_extract of vector double or vector long having
15384 a variable element number on 64-bit ISA 2.07 systems or newer.
15385 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
15387 (rs6000_split_vec_extract_var): New function to split a
15388 vec_extract built-in function with variable element number.
15389 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
15391 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
15392 (UNSPEC_VSX_EXTRACT): Likewise.
15393 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
15394 direct move instructions to be generated on 64-bit ISA 2.07
15395 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
15397 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
15398 arguments for vec_extract variable element.
15399 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
15400 vec_extract with variable element on V2DFmode and V2DImode
15402 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
15403 -mupper-regs-df requirement, since it isn't needed.
15404 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
15405 do direct moves on 64-bit systems, which allows optimization of
15406 vec_extract on 64-bit ISA 2.07 systems and newer.
15408 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
15409 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
15411 * config/aarch64/aarch64.md
15412 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
15413 statement and type.
15414 (<optab>qihi2_aarch64): Likewise, and split into two.
15415 (extendqihi2_aarch64): New.
15416 (zero_extendqihi2_aarch64): New.
15417 * config/aarch64/iterators.md (ldrxt): Remove.
15418 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
15421 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
15423 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
15425 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
15427 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
15428 (aarch64_push_reg): New function to push 1 or 2 registers.
15429 (aarch64_pop_reg): New function to pop 1 or 2 registers.
15430 (aarch64_expand_prologue): Use aarch64_push_regs.
15431 (aarch64_expand_epilogue): Use aarch64_pop_regs.
15433 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
15435 PR tree-optimization/71734
15436 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
15437 attribute instead of REF_LOOP and use it.
15438 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
15439 set it for Loops having non-zero safelen attribute.
15440 (ref_indep_loop_p): Pass zero as initial value for safelen.
15442 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
15444 PR middle-end/72657
15446 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
15447 call using chkp_gimple_call_builtin_p.
15448 (chkp_copy_bounds_for_assign): Likewise.
15450 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15452 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
15453 * config/arm/arm-protos.h (struct tune_params): Likewise.
15454 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
15455 (cortex_a9_sched_adjust_cost): Likewise.
15456 (fa726te_sched_adjust_cost): Likewise.
15457 (arm_adjust_cost): Likewise.
15458 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
15459 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
15460 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
15461 * config/i386/i386.c (ix86_adjust_cost): Likewise.
15462 * config/ia64/ia64.c: Likewise.
15463 * config/m68k/m68k.c: Likewise.
15464 * config/mep/mep.c (mep_adjust_cost): Likewise.
15465 * config/microblaze/microblaze.c (microblaze_adjust_cost):
15467 * config/mips/mips.c (mips_adjust_cost): Likewise.
15468 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
15470 * config/pa/pa.c (pa_adjust_cost): Likewise.
15471 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
15472 (rs6000_debug_adjust_cost): Likewise.
15473 * config/sh/sh.c (sh_adjust_cost): Likewise.
15474 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
15475 (hypersparc_adjust_cost): Likewise.
15476 (sparc_adjust_cost): Likewise.
15477 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
15478 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
15479 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
15481 * config/visium/visium.c (visium_adjust_cost): Likewise.
15482 * doc/tm.texi: Regenerate.
15483 * haifa-sched.c (dep_cost_1): Adjust.
15484 * target.def: Merge adjust_cost and adjust_cost_2.
15486 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15488 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
15490 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15492 * store-motion.c (struct st_expr): Make pattern_regs a vector.
15493 (extract_mentioned_regs): Append to a vector instead of
15494 returning a rtx_expr_list.
15495 (st_expr_entry): Adjust.
15496 (free_st_expr_entry): Likewise.
15497 (store_ops_ok): Likewise.
15498 (store_killed_in_insn): Likewise.
15499 (find_moveable_store): Likewise.
15501 2016-07-28 Martin Liska <mliska@suse.cz>
15503 PR gcov-profile/68025
15504 * tree-profile.c (tree_profiling): Respect
15505 no_profile_instrument_function attribute.
15506 * doc/extend.texi: Document no_profile_instrument_function
15509 2016-07-28 Martin Liska <mliska@suse.cz>
15511 PR rtl-optimization/70944
15512 * combine.c (make_compound_operation):
15513 Do not allow make_compound_operation for vector mode
15515 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
15517 PR middle-end/71994
15518 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
15519 before calling get_ops.
15521 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
15523 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
15524 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
15525 (BITS_PER_UNIT_LOG): Remove.
15526 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
15527 * expr.c (expand_assignment): Likewise.
15528 * stor-layout.c (initialize_sizetypes): Likewise.
15530 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
15532 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
15533 signature of rs6000_expand_vector_extract so that the element
15534 number is a RTX instead of a constant integer.
15535 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
15537 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
15538 (altivec_expand_vec_ext_builtin): Likewise.
15539 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
15540 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
15541 MFVSRLD instruction.
15543 2016-07-27 David Malcolm <dmalcolm@redhat.com>
15545 * input.c (get_pure_location): Move here from tree.c.
15546 (make_location): Likewise. Add header comment.
15547 (selftest::test_accessing_ordinary_linemaps): Verify
15548 pure_location_p, make_location, get_location_from_adhoc_loc and
15549 get_range_from_loc.
15550 * input.h (get_pure_location): Move declaration here from tree.h.
15551 (get_finish): Likewise for inline function.
15552 (make_location): Likewise for declaration.
15553 * tree.c (get_pure_location): Move to input.c.
15554 (make_location): Likewise.
15555 * tree.h (get_pure_location): Move declaration to tree.h.
15556 (get_finish): Likewise for inline function.
15557 (make_location): Likewise for declaration.
15559 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15561 PR middle-end/71078
15562 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
15564 2016-07-27 David Malcolm <dmalcolm@redhat.com>
15566 * system.h (STATIC_ASSERT): Use static_assert if building
15567 with C++11 onwards.
15569 2016-07-27 Richard Biener <rguenther@suse.de>
15571 PR tree-optimization/72517
15572 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
15573 Revert change to not compute read-read dependences.
15575 2016-07-27 Richard Biener <rguenther@suse.de>
15577 * predict.c (set_even_probabilities): Make nedges unsigned.
15579 2016-07-27 Martin Liska <mliska@suse.cz>
15581 * predict.c (set_even_probabilities): Handle unlikely edges.
15582 (combine_predictions_for_bb): Likewise.
15584 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
15587 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
15588 __float128 support when we don't have hardware support, so that
15589 the IEEE built-in functions like isgreater, first call __unordkf3
15590 to make sure neither operand is a NaN, and if both operands are
15591 ordered, do the normal comparison.
15593 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
15595 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
15597 (extract_code_and_val_from_cond_with_ops): Verify that name is
15598 either cond_op0 or cond_op1.
15600 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
15602 PR tree-optimization/18046
15603 * genmodes.c (emit_mode_size_inline): Emit an assert that
15604 verifies that mode is a valid array index.
15605 (emit_mode_nuinits_inline): Likewise.
15606 (emit_mode_inner_inline): Likewise.
15607 (emit_mode_unit_size_inline): Likewise.
15608 (emit_mode_unit_precision_inline): Likewise.
15609 * tree-vrp.c: Include params.h.
15610 (find_switch_asserts): Register edge assertions for the default
15611 label which correspond to the anti-ranges of each case label.
15612 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
15613 * doc/invoke.texi: Document it.
15615 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15617 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
15618 and unnecessary call to gimple_bb.
15620 2016-07-26 Richard Biener <rguenther@suse.de>
15622 PR rtl-optimization/71984
15623 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
15626 2016-07-26 Richard Biener <rguenther@suse.de>
15628 PR middle-end/72517
15629 * expmed.c (extract_bit_field_1): Constrain the vector mode
15630 with element size matching the extraction mode size when
15631 choosing a better vector mode to do the extraction from.
15633 2016-07-26 Richard Biener <rguenther@suse.de>
15634 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15636 PR middle-end/70920
15637 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
15640 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15642 * tree-ssa-structalias.c (struct scc_info): Change types of
15643 members to auto_sbitmap and auto_vec.
15644 (scc_info::scc_info): New constructor.
15645 (scc_info::~scc_info): New destructor.
15646 (init_scc_info): Remove.
15647 (free_scc_info): Remove.
15648 (find_indirect_cycles): Adjust.
15649 (perform_var_substitution): Likewise.
15650 (free_var_substitution_info): Likewise.
15652 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15654 * tree-outof-ssa.c (struct elim_graph): Change type of members
15655 to auto_vec and auto_sbitmap.
15656 (elim_graph::elim_graph): New constructor.
15657 (delete_elim_graph): Remove.
15658 (expand_phi_nodes): Adjust.
15660 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15662 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
15663 (new_elim_graph): Adjust.
15664 (clear_elim_graph): Likewise.
15665 (delete_elim_graph): Likewise.
15666 (elim_graph_size): Likewise.
15667 (elim_graph_add_node): Likewise.
15668 (elim_graph_add_edge): Likewise.
15669 (elim_graph_remove_succ_edge): Likewise.
15670 (eliminate_name): Likewise.
15671 (eliminate_build): Likewise.
15672 (elim_forward): Likewise.
15673 (elim_unvisited_predecessor): Likewise.
15674 (elim_backward): Likewise.
15675 (elim_create): Likewise.
15676 (eliminate_phi): Likewise.
15677 (expand_phi_nodes): Likewise.
15679 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15681 * bt-load.c (compute_out): Use auto_sbitmap class.
15682 (link_btr_uses): Likewise.
15683 * cfganal.c (mark_dfs_back_edges): Likewise.
15684 (post_order_compute): Likewise.
15685 (inverted_post_order_compute): Likewise.
15686 (pre_and_rev_post_order_compute_fn): Likewise.
15687 (single_pred_before_succ_order): Likewise.
15688 * cfgexpand.c (pass_expand::execute): Likewise.
15689 * cfgloop.c (verify_loop_structure): Likewise.
15690 * cfgloopmanip.c (fix_bb_placements): Likewise.
15691 (remove_path): Likewise.
15692 (update_dominators_in_loop): Likewise.
15693 * cfgrtl.c (break_superblocks): Likewise.
15694 * ddg.c (check_sccs): Likewise.
15695 (create_ddg_all_sccs): Likewise.
15696 * df-core.c (df_worklist_dataflow): Likewise.
15697 * dse.c (dse_step3): Likewise.
15698 * except.c (eh_region_outermost): Likewise.
15699 * function.c (thread_prologue_and_epilogue_insns): Likewise.
15700 * gcse.c (prune_expressions): Likewise.
15701 (prune_insertions_deletions): Likewise.
15702 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
15703 * graph.c (draw_cfg_nodes_no_loops): Likewise.
15704 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
15705 * lcm.c (compute_earliest): Likewise.
15706 (compute_farthest): Likewise.
15707 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
15708 (unroll_loop_runtime_iterations): Likewise.
15709 (unroll_loop_stupid): Likewise.
15710 * lower-subreg.c (decompose_multiword_subregs): Likewise.
15711 * lra-lives.c: Likewise.
15712 * lra.c (lra): Likewise.
15713 * modulo-sched.c (schedule_reg_moves): Likewise.
15714 (optimize_sc): Likewise.
15715 (get_sched_window): Likewise.
15716 (sms_schedule_by_order): Likewise.
15717 (check_nodes_order): Likewise.
15718 (order_nodes_of_sccs): Likewise.
15719 (order_nodes_in_scc): Likewise.
15720 * recog.c (split_all_insns): Likewise.
15721 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
15722 * reload1.c (reload): Likewise.
15723 * sched-rgn.c (haifa_find_rgns): Likewise.
15724 (split_edges): Likewise.
15725 (compute_trg_info): Likewise.
15726 * sel-sched.c (init_seqno): Likewise.
15727 * store-motion.c (remove_reachable_equiv_notes): Likewise.
15728 * tree-into-ssa.c (update_ssa): Likewise.
15729 * tree-ssa-live.c (live_worklist): Likewise.
15730 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
15731 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
15733 (try_peel_loop): Likewise.
15734 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
15736 * tree-ssa-pre.c (compute_antic): Likewise.
15737 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
15738 * tree-stdarg.c (reachable_at_most_once): Likewise.
15739 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
15740 * var-tracking.c (vt_find_locations): Likewise.
15742 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15744 * sbitmap.h (auto_sbitmap): New class.
15746 2016-07-26 Alan Modra <amodra@gmail.com>
15749 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
15752 2016-07-25 David Malcolm <dmalcolm@redhat.com>
15754 * input.c (selftest::temp_source_file::temp_source_file): Fix
15755 missing "%s" in fprintf.
15757 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
15759 PR middle-end/71732
15760 * cselib.c (cselib_process_insn): Invalidate argument slots for
15763 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15765 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
15766 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
15767 vmulxh_lane_f16, vmulxh_laneq_f16): New.
15769 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15771 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15772 * config/aarch64/aarch64.md (fma, fnma): Support HF.
15773 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
15775 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15777 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15778 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
15780 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
15781 (add<mode>3): Likewise.
15782 (sub<mode>3): Likewise.
15783 (mul<mode>3): Likewise.
15784 (div<mode>3): Likewise.
15785 (*div<mode>3): Likewise.
15786 (<fmaxmin><mode>3): Extend to HF.
15787 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
15788 (fabd<mode>3): Likewise.
15789 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
15790 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
15791 (aarch64_fmulx<mode>): Likewise.
15792 (aarch64_fac<optab><mode>): Likewise.
15793 (aarch64_frecps<mode>): Likewise.
15794 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
15795 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
15796 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
15797 (VSDQ_HSDI): Support HI.
15798 (fcvt_target, FCVT_TARGET): Likewise.
15799 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
15800 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
15801 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
15802 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
15803 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
15804 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
15805 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
15806 vrsqrtsh_f16): New.
15808 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15810 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
15811 * config/aarch64/aarch64-builtins.c (hi_UP): New.
15812 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15813 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
15815 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
15816 (aarch64_cm<optab><mode>): Likewise.
15817 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
15818 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
15819 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
15820 (sqrt<mode>2): Likewise.
15821 (*sqrt<mode>2): Likewise.
15822 (abs<mode>2): Likewise.
15823 (<optab><mode>hf2): New pattern for HF mode.
15824 (<optab>hihf2): Likewise.
15825 * config/aarch64/arm_neon.h: Include arm_fp16.h.
15826 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
15827 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
15829 * config/aarch64/arm_fp16.h: New file.
15830 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
15831 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
15832 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
15833 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
15834 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
15835 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
15836 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
15837 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
15838 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
15839 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
15840 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
15841 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
15844 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15846 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
15847 reduc_smin_scal_): Use VDQIF_F16.
15848 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
15849 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
15851 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
15852 * config/aarch64/iterators.md (VDQIF_F16): New.
15853 (vp): Support HF modes.
15854 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
15855 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
15857 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15859 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
15860 "*aarch64_mulx_elt_from_dup<mode>".
15861 (*aarch64_mul3_elt<mode>): Update schedule type.
15862 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
15863 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
15864 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
15865 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
15866 (f, fp): Support HF modes.
15867 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
15868 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
15869 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
15870 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
15871 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
15872 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
15874 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15876 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15877 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
15879 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
15882 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15884 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15885 * config/aarch64/aarch64-simd.md
15886 (aarch64_rsqrts<mode>): Extend to HF modes.
15887 (fabd<mode>3): Likewise.
15888 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
15889 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
15890 (aarch64_<maxmin_uns>p<mode>): Likewise.
15891 (<su><maxmin><mode>3): Likewise.
15892 (<maxmin_uns><mode>3): Likewise.
15893 (<fmaxmin><mode>3): Likewise.
15894 (aarch64_faddp<mode>): Likewise.
15895 (aarch64_fmulx<mode>): Likewise.
15896 (aarch64_frecps<mode>): Likewise.
15897 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
15898 (add<mode>3): Extend to HF modes.
15899 (sub<mode>3): Likewise.
15900 (mul<mode>3): Likewise.
15901 (div<mode>3): Likewise.
15902 (*div<mode>3): Likewise.
15903 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
15905 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
15906 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
15907 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
15908 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
15909 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
15910 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
15911 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
15912 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
15913 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
15914 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
15915 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
15916 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
15917 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
15918 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
15920 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15922 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
15923 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15924 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
15925 (neg<mode>2): Likewise.
15926 (abs<mode>2): Likewise.
15927 (<frint_pattern><mode>2): Likewise.
15928 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
15929 (<optab><VDQF:mode><fcvt_target>2): Likewise.
15930 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
15931 (ftrunc<VDQF:mode>2): Likewise.
15932 (<optab><fcvt_target><VDQF:mode>2): Likewise.
15933 (sqrt<mode>2): Likewise.
15934 (*sqrt<mode>2): Likewise.
15935 (aarch64_frecpe<mode>): Likewise.
15936 (aarch64_cm<optab><mode>): Likewise.
15937 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
15939 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
15940 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
15942 * config/aarch64/arm_neon.h (vdup_n_f16): New.
15943 (vdupq_n_f16): Likewise.
15944 (vld1_dup_f16): Use vdup_n_f16.
15945 (vld1q_dup_f16): Use vdupq_n_f16.
15946 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
15947 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
15948 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
15949 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
15950 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
15951 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
15952 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
15953 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
15954 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
15955 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
15956 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
15957 vsqrt_f16, vsqrtq_f16): New.
15959 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15961 * config/aarch64/aarch64-simd.md
15962 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
15963 (aarch64_ext<mode>): Likewise.
15964 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
15965 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
15966 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
15968 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
15970 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
15971 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
15972 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
15973 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
15974 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
15975 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
15976 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
15978 (vmov_n_f16): Reimplement using vdup_n_f16.
15979 (vmovq_n_f16): Reimplement using vdupq_n_f16..
15981 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15983 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
15984 "frame_related_p". Generate CFA annotation when it's necessary.
15985 (aarch64_expand_prologue): Use aarch64_add_constant.
15986 (aarch64_expand_epilogue): Likewise.
15987 (aarch64_output_mi_thunk): Pass "false" when calling
15988 aarch64_add_constant.
15990 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15992 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
15995 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15997 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
15998 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
15999 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
16000 (aarch64_build_constant): Delete.
16002 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
16005 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
16007 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
16008 flag_toplevel_reorder.
16010 2016-07-25 Richard Biener <rguenther@suse.de>
16012 * cgraph.c (cgraph_node::verify_node): Compare against builtin
16013 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
16014 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
16015 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
16016 (streamer_get_builtin_tree): Likewise.
16017 (streamer_write_builtin): Likewise.
16018 * lto-streamer.h (LTO_builtin_decl): Remove.
16019 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
16020 (lto_input_scc): Remove LTO_builtin_decl handling.
16021 (lto_input_tree_1): Liekwise.
16022 * lto-streamer-out.c (lto_output_tree_1): Remove special
16023 handling of builtins.
16024 (DFS::DFS): Likewise.
16025 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
16026 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
16028 (streamer_write_builtin): Remove.
16030 2016-07-25 Martin Liska <mliska@suse.cz>
16032 * lto-cgraph.c (input_symtab): Don't call get_working_sets
16033 if flag_auto_profile is set to true.
16035 2016-07-25 Martin Liska <mliska@suse.cz>
16037 PR gcov-profile/71868
16038 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
16039 have a function with multiple latches, count them all.
16041 2016-07-25 Martin Liska <mliska@suse.cz>
16043 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
16045 2016-07-25 Martin Liska <mliska@suse.cz>
16047 PR tree-optimization/71987
16048 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
16049 just for SSA_NAMEs. Fix GNU coding style.
16051 2016-07-25 Martin Liska <mliska@suse.cz>
16053 PR gcov-profile/64874
16054 * gcov-io.h: Update command about file format.
16055 * gcov-iov.c (main): Adapt the numbering scheme.
16057 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
16059 PR middle-end/66726
16060 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
16061 whose result is used in PHI.
16062 (final_range_test_p): Likewise.
16063 (maybe_optimize_range_tests): Likewise.
16065 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
16067 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16068 Reformat two multi-line strings.
16070 2016-07-22 Martin Sebor <msebor@redhat.com>
16072 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
16074 2016-07-22 Martin Sebor <msebor@redhat.com>
16077 * doc/extend.texi (Compound Literals): Correct and clarify.
16078 (Cast to Union): Same.
16080 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
16082 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
16083 comments to explain why certain error messages make mention of
16084 undocumented options.
16085 (rs6000_invalid_builtin): Change error messages to replace mention
16086 of undocumented options with mention of the -mcpu=power9 option
16087 that enables those undocumented options.
16088 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
16089 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
16090 definition of this macro to correct an existing error.
16091 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
16092 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
16093 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
16094 descriptions of built-in functions so that they depend on
16095 -mcpu=power9 instead of on the corresponding undocumented flags.
16096 * doc/invoke.texi (Option Summary): Remove all mention of newly
16097 undocumented flags.
16098 (IBM RS/6000 and PowerPC Options): Likewise.
16099 * doc/md.texi (Constraints for Particuliar Machines): Remove all
16100 mention of newly undocumented flags.
16102 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
16104 * ipa-cp.c (determine_versionability): Do not create constprop clones,
16105 when target_clones attribute is set.
16107 2016-07-22 Bin Cheng <bin.cheng@arm.com>
16109 * common.opt (funsafe-loop-optimizations): Mark ignore.
16110 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
16111 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
16113 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
16114 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
16116 2016-07-22 Bin Cheng <bin.cheng@arm.com>
16118 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
16120 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
16122 (number_of_iterations_exit): Warn missed loop optimization for
16123 possible infinite loops.
16125 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
16128 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
16129 when to emit a ".machine" pseudo-op.
16131 2016-07-22 Martin Liska <mliska@suse.cz>
16133 PR gcov-profile/69028
16134 PR gcov-profile/62047
16135 * coverage.c (coverage_compute_lineno_checksum): Do not
16136 calculate checksum for fns w/o xloc.file.
16137 (coverage_compute_profile_id): Likewise.
16139 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
16141 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
16142 (avr_secondary_reload): ...and implementation.
16143 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
16144 * config/avr/avr.md (reload_in<mode>): Remove insns.
16145 (adjust_len) [lpm]: Remove insn attribute value.
16146 * config/avr/predicates.md (flash_operand): Remove insn predicate.
16148 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16150 PR middle-end/71876
16151 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
16153 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
16154 * calls.c (special_function_p): Remove the special handling of the
16155 "__builtin_" prefix.
16157 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16159 PR middle-end/71876
16160 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
16161 if STMT may be an alloca call.
16162 (gimple_alloca_call_p, alloca_call_p): Return only true for the
16163 builtin alloca call.
16164 * calls.h (gimple_maybe_alloca_call_p): New function.
16165 * tree-inline.c (inline_forbidden_p_stmt): Use
16166 gimple_maybe_alloca_call_p here.
16168 2016-07-21 David Malcolm <dmalcolm@redhat.com>
16170 * spellcheck-tree.c (best_macro_match::best_macro_match):
16171 Explictly specify the template arguments when invoking the base
16172 class constructor, to help older C++ compilers.
16174 2016-07-21 Jakub Jelinek <jakub@redhat.com>
16177 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
16178 before builtin_decl_implicit.
16180 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16182 * optabs.c (emit_condiitonal_move): Short circuit for identical
16185 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16187 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
16188 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
16189 (noce_conversion_profitable_p): New.
16190 (noce_try_store_flag_constants): Use it.
16191 (noce_try_addcc): Likewise.
16192 (noce_try_store_flag_mask): Likewise.
16193 (noce_try_cmove): Likewise.
16194 (noce_try_cmove_arith): Likewise.
16195 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
16197 (noce_convert_multiple_sets): Move cost model to here, from...
16198 (bb_ok_for_noce_convert_multiple_sets) ...here.
16199 (noce_process_if_block): Update calls for above changes.
16200 (noce_find_if_block): Record new noce_if_info parameters.
16202 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16204 * target.def (max_noce_ifcvt_seq_cost): New.
16205 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
16206 * doc/tm.texi: Regenerate.
16207 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
16208 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
16209 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
16210 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
16211 * doc/invoke.texi: Document new params.
16213 2016-07-21 Richard Biener <rguenther@suse.de>
16215 PR tree-optimization/71947
16216 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
16217 ranges have useful limit_vr information.
16219 2016-07-21 Richard Biener <rguenther@suse.de>
16221 * function-tests.c (build_trivial_generic_function): Set
16222 BLOCK_SUPERCONTEXT of DECL_INITIAL.
16223 * omp-low.c (create_omp_child_function): Likewise.
16224 (grid_expand_target_grid_body): Likewise.
16225 * cgraphunit.c (init_lowered_empty_function): Likewise.
16226 (cgraph_node::expand_thunk): Likewise.
16227 * tree-parloops.c (create_loop_fn): Likewise.
16228 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
16230 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16232 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
16235 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
16237 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
16238 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
16239 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
16240 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
16241 values for insn attribute.
16242 * config/avr/avr.c (avr_out_insert_notbit): New function.
16243 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
16244 ADJUST_LEN_INSV_NOTBIT_0/_7.
16245 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
16247 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16249 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
16250 (chrec_convert_1, chrec_convert): Ditto.
16251 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
16252 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
16253 * tree-vrp.c (adjust_range_with_scev): Ditto.
16254 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
16255 (scev_var_range_cant_overflow): New function.
16256 (scev_probably_wraps_p): New parameter. Call above function.
16257 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
16259 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16261 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
16262 by removing computation of may_be_zero.
16264 2016-07-21 Jakub Jelinek <jakub@redhat.com>
16266 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
16268 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
16270 Improving concepts performance and diagnostics.
16271 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
16272 for constraint satisfaction and subsumption.
16273 * timevar.h (auto_timevar): New constructor that matches the push/pop
16274 pattern of usage in pt.c.
16276 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
16278 * hwint.h (HOST_WIDE_INT_0): New define.
16279 (HOST_WIDE_INT_0U): Ditto.
16280 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
16281 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
16282 * simplify-rtx.c: Ditto.
16283 * tree-object-size.c: Ditto.
16285 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16287 * config/s390/s390.c (s390_encode_section_info): Remove mode size
16290 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
16292 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
16293 * combine.c: Use HOST_WIDE_INT_M1U instead of
16294 ~(unsigned HOST_WIDE_INT) 0.
16295 * double-int.h: Ditto.
16297 * dwarf2asm.c:Ditto.
16299 * genmodes.c: Ditto.
16301 * read-rtl.c: Ditto.
16302 * tree-ssa-loop-ivopts.c: Ditto.
16303 * tree-ssa-loop-prefetch.c: Ditto.
16304 * tree-vect-generic.c: Ditto.
16305 * tree-vect-patterns.c: Ditto.
16308 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16310 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
16311 constant addresses outside [0,0xc0] into a register.
16312 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
16313 cases where the base address register is unused after.
16314 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
16315 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
16316 (avr_out_store_psi_reg_disp_tiny): Same.
16318 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16320 Implement attribute progmem on reduced Tiny cores by adding
16321 flash offset 0x4000 to respective symbols.
16324 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
16325 documentation how it works on reduced Tiny cores.
16326 (AVR Named Address Spaces): No support for reduced Tiny.
16327 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
16328 (avr_address_tiny_pm_p): New static function.
16329 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
16330 if the address is in progmem.
16331 (avr_assemble_integer): Same.
16332 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
16333 for symbol_ref in progmem.
16334 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
16335 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
16336 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
16338 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
16340 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
16341 * configure: Regenerate.
16342 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
16343 (USE_THIN_ARCHIVES): New variable.
16344 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
16345 this archive as a thin archive.
16347 2016-07-20 David Malcolm <dmalcolm@redhat.com>
16349 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
16350 same location as last time, don't skip if we have fix-it hints.
16351 Clarify the skipping logic by converting it from one "if" clause
16352 to repeated "if" clauses.
16353 * spellcheck-tree.c: Include "cpplib.h".
16354 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
16355 (best_macro_match::best_macro_match): New constructor.
16356 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
16357 Move here from c/c-decl.c.
16358 (class best_macro_match): Move here from c/c-decl.c, converting
16359 from a typedef to a subclass, gaining a ctor.
16361 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16363 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
16364 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
16366 (avr_addr_space_diagnose_usage): ...and implementation.
16367 (avr_addr_space_supported_p): New function.
16368 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
16369 report bad address space usage if that space is supported.
16370 (avr_insert_attributes): Same. No more complain about unsupported
16372 * config/avr/avr-c.c (tm_p.h): Include it.
16373 (avr_cpu_cpp_builtins): Only define addr-space related built-in
16374 macro if avr_addr_space_supported_p.
16376 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
16378 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
16379 flag_toplevel_reorder.
16381 2016-07-20 David Malcolm <dmalcolm@redhat.com>
16383 * gcc-rich-location.c
16384 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
16386 * gcc-rich-location.h
16387 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
16389 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16391 * target.def (addr_space): Add new diagnose_usage to hook vector.
16392 * targhooks.c (default_addr_space_diagnose_usage): Add default
16393 implementation and...
16394 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
16395 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
16396 is some address space, call targetm.addr_space.diagnose_usage.
16397 * doc/tm.texi.in (Named Address Spaces): Add anchor for
16398 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
16399 * doc/tm.texi: Regenerate.
16401 2016-07-20 Martin Liska <mliska@suse.cz>
16403 PR middle-end/71898
16404 * graphite-isl-ast-to-gimple.c (later_of_the_two):
16405 Properly handly PHI stmts.
16407 2016-07-20 Bin Cheng <bin.cheng@arm.com>
16409 PR tree-optimization/71503
16410 PR tree-optimization/71683
16411 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
16414 2016-07-20 Martin Liska <mliska@suse.cz>
16416 * doc/invoke.texi (-fipa-ra): Document when the option is
16417 disabled. Fix a typo.
16419 2016-07-20 Martin Liska <mliska@suse.cz>
16421 * Makefile.in: Include fibonacci_heap.c
16422 * fibonacci_heap.c: New file.
16423 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
16424 (fibonacci_heap::union_with): Fix deletion of the second heap.
16425 * selftest-run-tests.c (selftest::run_tests): Incorporate
16426 fibonacci heap tests.
16427 * selftest.h: Declare fibonacci_heap_c_tests.
16429 2016-07-20 Martin Liska <mliska@suse.cz>
16431 * selftest-run-tests.c (selftest::run_tests): New function.
16432 * selftest.h (sreal_c_tests): Declare.
16433 * sreal.c (sreal_verify_basics): New function.
16434 (verify_aritmetics): Likewise.
16435 (sreal_verify_arithmetics): Likewise.
16436 (verify_shifting): Likewise.
16437 (sreal_verify_shifting): Likewise.
16438 (void sreal_c_tests): Likewise.
16440 2016-07-19 Jakub Jelinek <jakub@redhat.com>
16442 PR rtl-optimization/71916
16443 * cfgrtl.c (contains_no_active_insn_p): Return false also for
16444 bb which have a single succ fake edge.
16446 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
16449 * dwarf2out.c (gen_subprogram_die): Only call
16450 gen_unspecified_parameters_die while dumping early dwarf.
16452 2016-07-19 Jakub Jelinek <jakub@redhat.com>
16454 PR middle-end/71874
16455 * gimple-fold.c (fold_builtin_memory_op): Use
16456 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
16458 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
16460 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
16461 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
16462 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
16463 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
16464 * combine.c: Ditto.
16467 * double-int.c: Ditto.
16469 * dwarf2out.c: Ditto.
16472 * fold-const.c: Ditto.
16473 * function.c: Ditto.
16475 * genmodes.c: Ditto.
16479 * loop-doloop.c: Ditto.
16480 * loop-invariant.c: Ditto.
16481 * loop-iv.c: Ditto.
16486 * rtlanal.c: Ditto.
16487 * simplify-rtx.c: Ditto.
16488 * stor-layout.c: Ditto.
16490 * tree-ssa-loop-ivopts.c: Ditto.
16491 * tree-vect-generic.c: Ditto.
16492 * tree-vect-patterns.c: Ditto.
16497 * wide-int-print.cc: Ditto.
16498 * wide-int.cc: Ditto.
16499 * wide-int.h: Ditto.
16501 2016-07-19 David Malcolm <dmalcolm@redhat.com>
16503 * selftest.c (selftest::assert_streq): Handle NULL values of
16504 val_actual and val_expected.
16506 2016-07-19 Martin Jambor <mjambor@suse.cz>
16509 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
16510 rather than cgraph_create_node to get a call graph node.
16512 2016-07-19 Richard Biener <rguenther@suse.de>
16514 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
16515 handle all tcc_constant bases and valueize SSA names.
16516 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
16517 tcc_constant bases.
16519 2016-07-19 David Malcolm <dmalcolm@redhat.com>
16521 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
16522 the flags of the exit block and bb2, not just the entry block.
16524 2016-07-19 Richard Biener <rguenther@suse.de>
16526 PR tree-optimization/71901
16527 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
16528 align member, group stuff with the bitfield.
16529 (vn_ref_op_align_unit): New inline.
16530 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
16531 record element alignment and operand 3 unchanged.
16532 (ao_ref_init_from_vn_reference): Adjust.
16533 (valueize_refs_1): Likewise.
16534 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
16536 2016-07-19 Richard Biener <rguenther@suse.de>
16538 PR tree-optimization/71908
16539 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
16540 symbolic constants in a more reliable way.
16542 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
16544 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
16546 (vect_update_inits_of_drs): Likewise.
16547 (vect_create_cond_for_alias_checks): Likewise.
16548 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
16550 2016-07-19 Richard Biener <rguenther@suse.de>
16553 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
16554 with an abstract origin that is not an inlined function outer
16555 scope add a self-reference as abstract origin.
16556 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
16558 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
16561 * config/rs6000/rs6000.c (rs6000_function_value): Fix
16562 unintentional System V.4 structure return breakage for structures
16563 with a single floating point element.
16565 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16567 PR tree-optimization/71734
16568 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
16569 contains REF, use it to check safelen, assume that safelen value
16570 must be greater 1, fix style.
16571 (ref_indep_loop_p_2): Add REF_LOOP argument.
16572 (ref_indep_loop_p): Pass LOOP as additional argument to
16573 ref_indep_loop_p_2.
16575 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
16577 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
16578 allocation in the prologue.
16579 * explow.c (get_dynamic_stack_base): New function to return an address
16580 expression for the dynamic stack base.
16581 (get_dynamic_stack_size): New function to do the required dynamic stack
16582 space size calculations.
16583 (allocate_dynamic_stack_space): Use new functions.
16584 (align_dynamic_address): Move some code from
16585 allocate_dynamic_stack_space to new function.
16586 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
16588 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16590 * config/s390/s390.c (s390_encode_section_info): Always set
16591 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
16594 2016-07-18 Richard Biener <rguenther@suse.de>
16596 PR tree-optimization/71893
16597 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
16598 for sizetype cast added by array_ref_element_size.
16599 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16601 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
16603 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
16604 register parameters. Remove code to initialize argument pointer
16605 on TARGET_64BIT. Optimize call to _mcount when it can be reached
16606 using a pc-relative branch. Cleanup conditional code.
16607 * config/pa/pa.md (call_mcount): New expander.
16608 (call_mcount_nonpic): New insn.
16609 (call_mcount_pic): New insn and split.
16610 (call_mcount_pic_post_reload): New insn.
16611 (call_mcount_64bit): New insn and split.
16612 (call_mcount_64bit_post_reload): New insn.
16614 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
16616 * config/avr/predicates.md (const_m255_to_m1_operand): New.
16617 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
16618 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
16619 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
16620 (*usum_widenqihi3, *udiff_widenqihi3)
16621 (*addhi3_zero_extend.const): New combiner insns.
16622 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
16623 just 1 bit is affected.
16624 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
16625 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
16627 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
16629 * omp-low.c (lower_omp_target): Mark data clauses with
16630 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
16631 zero-length subarrays.
16633 2016-07-15 Richard Biener <rguenther@suse.de>
16635 PR tree-optimization/71881
16636 * tree-loop-distribution.c (destroy_loop): Remove blocks in
16637 reverse DOM order to make debug temp generation happy.
16639 2016-07-15 Richard Biener <rguenther@suse.de>
16641 PR tree-optimization/71887
16642 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
16643 verify it is not zero for division / modulo handling.
16644 (value_replacement): Adjust.
16646 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
16647 Julian Brown <julian@codesourcery.com>
16649 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
16650 * config/aarch64/aarch64-cost-tables.h
16651 (vulcan_extra_costs): New variable.
16652 * config/aarch64/aarch64.c
16653 (vulcan_addrcost_table): Likewise.
16654 (vulcan_regmove_cost): Likewise.
16655 (vulcan_vector_cost): Likewise.
16656 (vulcan_branch_cost): Likewise.
16657 (vulcan_tunings): Likewise.
16659 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
16661 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
16662 (output_in_order): Loop over undefined variables too. Output them
16663 via assemble_undefined_decl. Skip variables that correspond to hard
16664 registers or have value-exprs.
16665 * varpool.c (symbol_table::output_variables): Handle undefined
16666 variables together with defined ones.
16668 2016-07-15 Richard Biener <rguenther@suse.de>
16670 * tree-ssa-pre.c (get_representative_for): Make sure to return
16671 the value number of SSA names.
16672 (phi_translate_1): get_representative_for cannot return NULL.
16673 (do_pre_regular_insertion): Remove redundant call to
16674 fully_constant_expression.
16675 (do_pre_partial_partial_insertion): Likewise.
16677 2016-07-15 Bin Cheng <bin.cheng@arm.com>
16679 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
16680 (derive_simple_iv_with_niters): New function.
16681 (simple_iv): Rewrite using simple_iv_with_niters.
16682 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
16683 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
16685 (number_of_iterations_exit): Rewrite using above function.
16686 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
16689 2016-07-15 Richard Biener <rguenther@suse.de>
16691 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
16692 vec_construct cost.
16694 2016-07-14 Jakub Jelinek <jakub@redhat.com>
16696 PR tree-optimization/71872
16697 * tree-data-ref.c (get_references_in_stmt): Ignore references
16698 with is_gimple_constant get_base_address.
16700 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16702 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
16703 (TARGET_HAVE_LDACQD): New macro.
16704 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
16705 than TARGET_HAVE_LDACQ.
16706 (arm_load_acquire_exclusivedi): Likewise.
16707 (arm_store_release_exclusivedi): Likewise.
16709 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16711 PR rtl-optimization/71878
16712 * lra-constraints.c (match_reload): Pass information about other
16713 output operands. Create new unique register value if matching input
16714 operand shares same register value as output operand being considered.
16715 (curr_insn_transform): Record output operands already processed.
16717 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16720 PR tree-optimization/70923
16721 * tree-vect-patterns.c: Include mult-synthesis.h.
16722 (target_supports_mult_synth_alg): New function.
16723 (synth_lshift_by_additions): Likewise.
16724 (apply_binop_and_append_stmt): Likewise.
16725 (vect_synth_mult_by_constant): Likewise.
16726 (target_has_vecop_for_code): Likewise.
16727 (vect_recog_mult_pattern): Use above functions to synthesize vector
16728 multiplication by integer constants.
16730 2016-07-14 Alan Modra <amodra@gmail.com>
16732 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
16733 gpr alternatives. Correct '*' placement on Y,r alternative.
16734 Add '*' on operand 1 of r,r alternative.
16736 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16738 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
16739 * expmed.h: ... Here.
16741 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
16743 * gimple.h (stmt_can_terminate_bb_p): New function.
16744 * tree-cfg.c (need_fake_edge_p): Rename to ...
16745 (stmt_can_terminate_bb_p): ... this; return true if stmt can
16746 throw external; handle const and pure calls.
16747 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
16749 2016-07-14 Richard Biener <rguenther@suse.de>
16751 PR tree-optimization/71866
16752 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
16753 (do_hoist_insertion): Avoid endless recursion when we
16754 didn't insert anything because we managed to simplify
16755 things down to a constant or SSA name.
16756 (fully_constant_expression): Re-write in terms of ...
16757 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
16758 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
16759 vn_nary_build_or_lookup_1.
16760 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
16761 (vn_nary_build_or_lookup): ... this which now wraps it.
16763 2016-07-14 Alan Modra <amodra@gmail.com>
16766 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
16767 with p9_vector override before power9-dform override.
16769 2016-07-13 Andi Kleen <ak@linux.intel.com>
16771 * value-prof.c (gimple_value_profile_transformations): Don't run
16772 when auto_profile is on.
16774 2016-07-13 Andi Kleen <ak@linux.intel.com>
16776 * auto-profile.c (update_inlined_ind_target,
16777 afdo_indirect_call): Print information to dump file.
16779 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
16781 * genrecog.c (special_predicate_operand_p): New function.
16782 (predicate_name): Move function.
16783 (validate_pattern): Don't warn about missing mode for all
16784 define_special_predicate predicates.
16786 2016-07-13 Bin Cheng <bin.cheng@arm.com>
16788 * tree-vect-data-refs.c (vect_no_alias_p): New function.
16789 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
16790 resolve alias checks which are known at compilation time.
16791 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
16792 alias checks are resolved. Move dump info for too many runtime
16793 alias checks to here...
16794 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
16796 2016-07-13 Richard Biener <rguenther@suse.de>
16798 PR tree-optimization/24574
16799 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
16800 position and add shift, rotate, divison and modulo support
16802 (value_replacement): Pass in argument position to absorbing_element_p.
16804 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
16807 * ipa-inline-transform.c (inline_call): Support
16808 instrumented thunks.
16810 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16812 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
16813 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
16815 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
16816 Baseline. Make initial alternative TARGET_32BIT only.
16817 (udivsi3): Likewise.
16818 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
16819 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
16822 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16824 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
16825 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
16826 availability with TARGET_HAVE_MOVT.
16827 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
16828 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
16829 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
16831 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
16832 extra instruction if MOVW is available. Use a cost variable
16833 incremented by COSTS_N_INSNS (1) when the condition match rather than
16834 returning an arithmetic expression based on COSTS_N_INSNS. Make
16835 constant with bottom half word zero cost 2 instruction if MOVW is
16837 * config/arm/arm.md (define_attr "arch"): Add v8mb.
16838 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
16839 target is ARMv8-M Baseline.
16840 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
16841 (arm_movtas_ze): Likewise.
16842 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
16843 alternative for constants satisfying j constraint.
16844 (thumb1_movsi_insn): Likewise.
16845 (movsi splitter for K alternative): Tighten condition to not trigger
16846 if movt is available and j constraint is satisfied.
16847 (Pe immediate splitter): Likewise.
16848 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
16849 constant fitting in an halfword to use MOVW.
16850 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
16853 2016-07-13 Richard Biener <rguenther@suse.de>
16855 PR middle-end/71104
16856 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
16857 gimplifying the LHS. Make sure to gimplify a returning twice
16858 call LHS without using SSA names.
16860 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16862 * tree-data-ref.c (find_data_references_in_stmt): Remove
16863 unnecessary call to vec::release.
16864 (graphite_find_data_references_in_stmt): Likewise.
16865 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
16866 * tree-vect-stmts.c (vectorizable_condition): Likewise.
16868 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16870 * cfgexpand.c (expand_used_vars): Make the type of a local
16872 * genmatch.c (lower_for): Likewise.
16873 * haifa-sched.c (haifa_sched_init): Likewise.
16874 (add_to_speculative_block): Likewise.
16875 (create_check_block_twin): Likewise.
16876 * predict.c (handle_missing_profiles): Likewise.
16877 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
16878 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
16879 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
16881 (maybe_lower_iteration_bound): Likewise.
16882 * tree-ssa-sccvn.c (DFS): Likewise.
16883 * tree-stdarg.c (reachable_at_most_once): Likewise.
16884 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
16885 (vectorizable_store): Likewise.
16887 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16889 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
16890 (sccvn_dom_walker): make cond_stack an auto_vec.
16892 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16894 * ree.c (struct ext_state): Make type of members auto_vec.
16895 (find_and_remove_re): Adjust.
16897 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16899 * cfgexpand.c (struct stack_vars_data): Make type of fields
16901 (expand_used_vars): Adjust.
16903 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16905 * ipa.c (record_cdtor_fn): Adjust.
16906 (build_cdtor_fns): Likewise.
16907 (ipa_cdtor_merge): Make static_ctors and static_dtors local
16910 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16912 * genextract.c (struct accum_extract): Add constructor and make
16914 (gen_insn): Adjust.
16916 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16918 * tree.c (struct free_lang_data_d): Add constructor and change
16919 types of members to ones that automatically manage resources.
16920 (fld_worklist_push): Adjust.
16921 (find_decls_types): Likewise.
16922 (find_decls_types_in_eh_region): Likewise.
16923 (free_lang_data_in_cgraph): Stop manually creating and
16924 destroying members of free_lang_data_d.
16926 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
16928 PR rtl-optimization/68961
16929 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
16930 peephole variant. Use sse_reg_operand predicates.
16932 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
16934 * config/i386/predicates.md (x86_64_immediate_operand)
16935 <case CONST_INT>: Remove unneeded truncation to DImode.
16936 <case CONST>: Ditto.
16937 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16939 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16942 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
16943 The xxperm and xxpermr instructions require that the 2nd input
16944 operand overlap with the output operand, and not the 1st.
16945 (altivec_vperm_v8hiv16qi): Likewise.
16946 (altivec_vperm_<mode>_uns_internal): Likewise.
16947 (altivec_vpermr_<mode>_internal): Likewise.
16948 (vperm_v8hiv4si): Likewise.
16949 (vperm_v16qiv8hi): Likewise.
16951 2016-07-12 Nathan Sidwell <nathan@acm.org>
16953 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
16954 when -mno-pic-data-is-text-relative is in effect, by default.
16955 * doc/invoke.texi (mpic-data-is-text-relative): Document new
16956 behavior and clarify.
16958 2016-07-12 Martin Liska <mliska@suse.cz>
16960 * params.def: Add avg-loop niter.
16961 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
16962 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
16963 * doc/invoke.texi: Document the new parameter.
16965 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16967 PR middle-end/71700
16968 * expr.c (store_constructor): Mask sign-extended bits when widening
16969 sub-word constructor element at the start of a word.
16971 2016-07-12 Martin Liska <mliska@suse.cz>
16973 * Makefile.in: Append rule for params-options.h.
16974 * params-options.h: New file.
16976 2016-07-12 Martin Liska <mliska@suse.cz>
16978 * ira-build.c (mark_loops_for_removal): Properly iterate
16981 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
16982 Richard Biener <rguenther@suse.de>
16984 PR tree-optimization/23286
16985 PR tree-optimization/70159
16986 * doc/invoke.texi: Document -fcode-hoisting.
16987 * common.opt (fcode-hoisting): New flag.
16988 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
16989 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
16990 (do_regular_insertion): Rename to ...
16991 (do_pre_regular_insertion): ... this and amend general comments
16992 on insertion strathegy.
16993 (do_partial_partial_insertion): Rename to ...
16994 (do_pre_partial_partial_insertion): ... this.
16995 (do_hoist_insertion): New function.
16996 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
16997 and call do_hoist_insertion properly.
16999 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
17000 (pass_pre::execute): Register hoist_insert stats.
17002 2016-07-12 Jakub Jelinek <jakub@redhat.com>
17004 PR middle-end/71716
17005 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
17006 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
17007 is different from mode's bitsize. Small cleanup.
17009 2016-07-12 Richard Biener <rguenther@suse.de>
17011 PR rtl-optimization/68961
17012 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
17013 to simplify to a non-constant.
17015 2016-07-11 Jakub Jelinek <jakub@redhat.com>
17017 PR middle-end/71758
17018 * omp-low.c (expand_omp_target): Gimplify device.
17020 PR tree-optimization/71823
17021 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
17022 to get vec_oprnds2 from op2.
17024 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
17026 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
17027 Hoist common subexpressions.
17028 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
17030 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
17033 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
17034 prevent generation of 'stxsiwx' on pre Power8 hardware.
17036 2016-07-11 David Malcolm <dmalcolm@redhat.com>
17038 * input.c: Include cpplib.h.
17039 (selftest::temp_source_file): New class.
17040 (selftest::temp_source_file::temp_source_file): New ctor.
17041 (selftest::temp_source_file::~temp_source_file): New dtor.
17042 (selftest::should_have_column_data_p): New function.
17043 (selftest::test_should_have_column_data_p): New function.
17044 (selftest::temp_line_table): New class.
17045 (selftest::temp_line_table::temp_line_table): New ctor.
17046 (selftest::temp_line_table::~temp_line_table): New dtor.
17047 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
17048 it to create a temp_line_table.
17049 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
17050 locations that are known to have column data.
17051 (selftest::line_table_case): New struct.
17052 (selftest::test_reading_source_line): Move tempfile handling
17053 to class temp_source_file.
17054 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
17055 (selftest::assert_token_loc_eq): New function.
17056 (ASSERT_TOKEN_LOC_EQ): New macro.
17057 (selftest::test_lexer): New function.
17058 (selftest::boundary_locations): New array.
17059 (selftest::input_c_tests): Call test_should_have_column_data_p.
17060 Loop over a test matrix of interesting values of location and
17061 default_range_bits, calling test_lexer on each case in the matrix.
17062 Move call to test_accessing_ordinary_linemaps into the matrix.
17063 * selftest.h (ASSERT_EQ): Reimplement in terms of...
17064 (ASSERT_EQ_AT): New macro.
17066 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
17069 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
17070 Don't convert TImode in debug insn.
17072 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
17074 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
17075 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
17076 (tree_type_common::lang_flag_7): New.
17077 (tree_type_common::spare): Reduce size.
17078 * tree.h (TYPE_ALIGN_OK): Remove.
17079 (TYPE_LANG_FLAG_7): New.
17080 (get_inner_reference): Adjust header.
17081 * print-tree.c (print_node): Adjust.
17082 * expr.c (get_inner_reference): Remove parameter keep_aligning.
17083 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
17084 calls to get_inner_reference.
17085 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
17086 handling of TYPE_ALIGN_OK.
17087 * builtins.c (get_object_alignment_2): Adjust call to
17088 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
17089 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
17091 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
17092 * cfgexpand.c (expand_debug_expr): Likewise.
17093 * dbxout.c (dbxout_expand_expr): Likewise.
17094 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
17095 loc_list_from_tree, fortran_common): Likewise.
17096 * fold-const.c (optimize_bit_field_compare,
17097 decode_field_reference, fold_unary_loc, fold_comparison,
17098 split_address_to_core_and_offset): Likewise.
17099 * gimple-laddress.c (execute): Likewise.
17100 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
17101 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
17102 * hsa-gen.c (gen_hsa_addr): Likewise.
17103 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
17104 * tsan.c (instrument_expr): Likewise.
17105 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
17106 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
17107 * tree-affine.c (tree_to_aff_combination,
17108 get_inner_reference_aff): Adjust calls to get_inner_reference.
17109 * tree-data-ref.c (split_constant_offset_1,
17110 dr_analyze_innermost): Likewise.
17111 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
17112 * tree-sra.c (ipa_sra_check_caller): Likewise.
17113 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
17114 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
17115 bswap_replace): Likewise.
17116 * tree-vect-data-refs.c (vect_check_gather,
17117 vect_analyze_data_refs): Likewise.
17118 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
17119 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
17122 2016-07-11 David Malcolm <dmalcolm@redhat.com>
17124 * Makefile.in (selftest-valgrind): New phony target.
17125 * function-tests.c (selftest::build_cfg): Delete pass instances
17126 created by the test.
17127 (selftest::convert_to_ssa): Likewise.
17128 (selftest::test_expansion_to_rtl): Likewise.
17129 * tree-cfg.c (selftest::test_linear_chain): Release dominator
17131 (selftest::test_diamond): Likewise.
17133 2016-07-11 Richard Biener <rguenther@suse.de>
17135 PR tree-optimization/71816
17136 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
17137 than replacing all of its operands.
17139 2016-07-11 Alan Modra <amodra@gmail.com>
17141 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
17142 (ctr<mode>): Add unspec.
17143 (ctr<mode>_internal*): Likewise.
17145 2016-07-08 James Bowman <james.bowman@ftdichip.com>
17147 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
17148 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
17150 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
17152 PR rtl-optimization/71621
17153 * lra-constraints.c (process_alt_operands): Check combination of
17154 reg class and mode.
17156 2016-07-08 Jason Merrill <jason@redhat.com>
17157 Richard Biener <rguenther@suse.de>
17159 P0145: Refining Expression Order for C++.
17160 * gimplify.c (initial_rhs_predicate_for): New.
17161 (gimplfy_modify_expr): Gimplify RHS before LHS.
17163 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17166 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17167 Allow standard error handling to take over when a wrong number
17168 of arguments is presented to __builtin_vec_ld () or
17169 __builtin_vec_st ().
17171 2016-07-08 Jiong Wang <jiong.wang@arm.com>
17173 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
17178 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
17179 __builtin_aarch64_fmaxv2sf.
17180 (vmaxnmq_f32): Likewise.
17181 (vmaxnmq_f64): Likewise.
17182 (vminnm_f32): Likewise.
17183 (vminnmq_f32): Likewise.
17184 (vminnmq_f64): Likewise.
17186 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
17189 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
17190 enable -mfloat128-hardware by default.
17191 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
17192 that IEEE 128-bit hardware support needs.
17193 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
17194 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
17195 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
17196 floating point requires.
17197 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
17198 -mfloat128 and -mfloat128-hardware changes.
17200 2016-07-08 Alan Hayward <alan.hayward@arm.com>
17202 PR tree-optimization/71667
17203 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
17205 2016-07-08 Martin Liska <mliska@suse.cz>
17207 PR middle-end/71606
17208 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
17209 folding produces SAVE_EXPRs, thus return false for the type.
17211 2016-07-07 Martin Liska <mliska@suse.cz>
17213 * file-find.c (remove_prefix): New function.
17214 * file-find.h (remove_prefix): Declare the function.
17215 * gcc-ar.c (main): Skip a folder of the wrapper if
17216 a wrapped binary would point to the same file.
17218 2016-07-07 Jan Hubicka <jh@suse.cz>
17220 * tree-scalar-evolution.c (iv_can_overflow_p): export.
17221 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
17222 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
17224 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
17227 * ipa-inline-analysis.c (compute_inline_parameters): Set
17228 local.can_change_signature to false for intrumentation
17231 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17233 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
17234 with TARGET_HAVE_MOVT.
17235 (TARGET_HAVE_MOVT): Define.
17236 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
17237 availability with TARGET_HAVE_MOVT.
17238 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
17240 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
17242 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
17243 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
17244 * config/arm/constraints.md (define_constraint "j"): Use
17245 TARGET_HAVE_MOVT to check MOVT availability.
17247 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17249 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
17251 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17253 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
17254 (armv8-m.main): Likewise.
17255 (armv8-m.main+dsp): Likewise.
17256 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
17257 (FL_FOR_ARCH8M_MAIN): Likewise.
17258 * config/arm/arm-tables.opt: Regenerate.
17259 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
17260 armv8-m.main+dsp to BE8_LINK_SPEC.
17261 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
17262 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
17263 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
17264 Baseline and Mainline.
17265 (arm_option_override_internal): Also disable arm_restrict_it when
17266 !arm_arch_notm. Update comment for -munaligned-access to also cover
17268 (arm_file_start): Increase buffer size for printing architecture name.
17269 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
17270 and armv8-m.main+dsp.
17271 (mno-unaligned-access): Clarify that this is disabled by default for
17272 ARMv8-M Baseline architectures as well.
17274 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17276 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
17277 decide whether to prevent some libgcc routines being included for some
17278 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
17279 link between this condition and the one in
17280 libgcc/config/arm/lib1func.S.
17282 2016-07-07 Richard Biener <rguenther@suse.de>
17284 * tree-ssa-pre.c: Include alias.h.
17285 (compute_avail): If we have multiple VN_REFERENCEs with the
17286 same hashtable entry adjust that to make it a valid replacement
17287 for all of them with respect to alignment and aliasing
17288 when doing insertion.
17289 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
17290 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
17292 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
17296 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
17297 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
17300 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17302 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
17303 (adjust_mems): Adjust.
17304 (adjust_insn): Likewise.
17305 (prepare_call_arguments): Likewise.
17307 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17309 * gcse.c (struct ls_expr): Make stores field a vector.
17310 (ldst_entry): Adjust.
17311 (free_ldst_entry): Likewise.
17312 (print_ldst_list): Likewise.
17313 (compute_ld_motion_mems): Likewise.
17314 (update_ld_motion_stores): Likewise.
17316 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17318 * gcse.c (struct ls_expr): Remove loads field.
17319 (ldst_entry): Adjust.
17320 (free_ldst_entry): Likewise.
17321 (print_ldst_list): Likewise.
17322 (compute_ld_motion_mems): Likewise.
17324 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17326 * store-motion.c (struct st_expr): Make antic_stores a vector.
17327 (st_expr_entry): Adjust.
17328 (free_st_expr_entry): Likewise.
17329 (print_store_motion_mems): Likewise.
17330 (find_moveable_store): Likewise.
17331 (compute_store_table): Likewise.
17332 (remove_reachable_equiv_notes): Likewise.
17333 (replace_store_insn): Likewise.
17334 (build_store_vectors): Likewise.
17336 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17338 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
17339 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
17341 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
17343 PR tree-optimization/71518
17344 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
17345 misalign also for outer loops with negative step.
17347 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
17349 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
17350 (cortex_a53_shift): Add mov_shift.
17351 (cortex_a53_shift_reg): Add new reservation for register shifts.
17352 (cortex_a53_alu): Remove bfm.
17353 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
17354 (cortex_a53_alu_extr): Add new reservation for EXTR.
17355 (bypasses): Improve bypass modelling.
17357 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17360 * config/avr/avr.c (avr_asm_select_section): Strip off
17361 SECTION_DECLARED from flags when calling get_section.
17363 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17365 * tree-vectorizer.h (vect_memory_access_type): Add
17366 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
17367 * tree-vect-stmts.c (compare_step_with_zero): New function.
17368 (perm_mask_for_reverse): Move further up file.
17369 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
17371 (get_negative_load_store_type): New function.
17372 (get_load_store_type): Call it. Add an ncopies argument.
17373 (vectorizable_mask_load_store): Update call accordingly and
17374 remove tests for negative steps.
17375 (vectorizable_store, vectorizable_load): Likewise. Handle new
17376 memory_access_types.
17378 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17380 * tree-vectorizer.h (vect_memory_access_type): New enum.
17381 (_stmt_vec_info): Add a memory_access_type field.
17382 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
17383 (vect_model_store_cost): Take an access type instead of a boolean.
17384 (vect_model_load_cost): Likewise.
17385 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
17386 vect_model_store_cost and vect_model_load_cost.
17387 * tree-vect-stmts.c (vec_load_store_type): New enum.
17388 (vect_model_store_cost): Take an access type instead of a
17389 store_lanes_p boolean. Simplify tests.
17390 (vect_model_load_cost): Likewise, but for load_lanes_p.
17391 (get_group_load_store_type, get_load_store_type): New functions.
17392 (vectorizable_store): Use get_load_store_type. Record the access
17393 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
17394 (vectorizable_load): Likewise.
17395 (vectorizable_mask_load_store): Likewise. Replace is_store
17396 variable with vls_type.
17398 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17400 * tree-vectorizer.h (vect_grouped_load_supported): Add a
17401 single_element_p parameter.
17402 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
17403 Check the PR65518 case here rather than in vectorizable_load.
17404 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
17405 * tree-vect-stmts.c (vectorizable_load): Likewise.
17407 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17409 * tree-vectorizer.h (gather_scatter_info): New structure.
17410 (vect_check_gather_scatter): Return a bool rather than a decl.
17411 Replace return-by-pointer arguments with a single
17412 gather_scatter_info *.
17413 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
17414 (vect_analyze_data_refs): Update call accordingly.
17415 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
17416 (vectorizable_mask_load_store): Likewise. Also record the
17417 offset dt and vectype in the gather_scatter_info.
17418 (vectorizable_store): Likewise.
17419 (vectorizable_load): Likewise.
17421 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17423 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
17424 strided groups, use the cost of N scalar accesses instead
17425 of ncopies vector accesses.
17426 (vect_model_load_cost): Likewise.
17428 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17430 * tree-vect-stmts.c (vect_cost_group_size): Delete.
17431 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
17432 variable to indicate when once-per-group costs are being used.
17433 (vect_model_load_cost): Likewise. Fix comment and misindented code.
17435 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17437 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
17438 peeling-for-gaps condition.
17440 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17442 * config/s390/s390.c (s390_expand_vec_init): Force initializer
17443 element to register if it doesn't match general_operand.
17445 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
17446 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17448 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
17450 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
17451 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
17452 (SIGNBIT): New mode iterator.
17453 (Fsignbit): New mode attribute.
17454 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
17455 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
17456 when direct moves are available.
17457 (signbit<mode>2_dm): New define_insn_and_split).
17458 (signbit<mode>2_dm2): New define_insn.
17460 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17462 PR rtl-optimization/71594
17463 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
17464 into subregs of appropriate mode before trying to emit a conditional
17467 2016-07-05 Jan Hubicka <jh@suse.cz>
17469 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
17470 (simple_iv): Use it.
17472 2016-07-05 Jan Hubicka <jh@suse.cz>
17474 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
17476 2016-07-05 Jiong Wang <jiong.wang@arm.com>
17478 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
17481 2016-07-05 Jan Hubicka <jh@suse.cz>
17483 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
17486 2016-07-05 Richard Biener <rguenther@suse.de>
17488 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
17489 Handle empty else block.
17490 (is_feasible_trace): Likewise.
17491 (split_paths): Likewise.
17493 2016-07-05 Richard Biener <rguenther@suse.de>
17495 * tree-loop-distribution.c (distribute_loop): Fix issue with
17496 the cost model loop.
17498 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
17500 * config/arm/neon-testgen.ml: Delete.
17501 * config/arm/neon.ml: Delete.
17503 2016-07-04 Jakub Jelinek <jakub@redhat.com>
17506 * tree.c (attribute_value_equal): Use get_attribute_name instead of
17507 directly using TREE_PURPOSE.
17509 2016-07-04 Jiong Wang <jiong.wang@arm.com>
17511 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
17512 * config/aarch64/aarch64_neon.h: Likewise.
17513 * config/aarch64/arm_neon.h: Likewise.
17514 * config/aarch64/atomics.md: Likewise.
17515 * config/aarch64/aarch64-simd-builtins.def: Likewise.
17516 * doc/invoke.texi: Likewise.
17518 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
17520 * config/s390/s390.md: Add "z13" cpu_facility.
17521 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
17522 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
17523 condition" type instructions.
17525 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
17526 Jeff Law <law@redhat.com>
17528 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
17529 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
17531 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
17533 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
17534 permutation for TARGET_AVX512F.
17535 (ix86_expand_vec_one_operand_perm_avx512): New function.
17536 (expand_vec_perm_1): Invoke introduced function.
17537 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17538 it may be not valid after vectorization.
17540 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17543 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
17544 typo in comment. Only force to memory if it is a weak
17545 external reference.
17547 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
17548 Jiong Wang <jiong.wang@arm.com>
17550 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
17551 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
17552 (AARCH64_FL_F16): New.
17553 (AARCH64_FL_FOR_ARCH8_2): New.
17554 (AARCH64_ISA_8_2): New.
17555 (AARCH64_ISA_F16): New.
17556 (TARGET_FP_F16INST): New.
17557 (TARGET_SIMD_F16INST): New.
17558 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
17559 ("fp"): Disabling "fp" also disables "fp16".
17560 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
17561 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
17562 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
17563 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
17565 2016-07-04 Jan Beulich <jbeulich@suse.com>
17567 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
17569 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
17572 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
17573 the insns, use an insn form that does not adjust the offset on
17574 little endian systems.
17576 2016-07-01 Jan Beulich <jbeulich@suse.com>
17578 * varasm.c (get_variable_section): Validate initializer in
17579 named .bss-like sections.
17581 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
17583 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
17584 Exchange the order of the second and third operands in the vpermr
17585 instruction tmeplate.
17587 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
17590 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
17591 Disallow TDmode values.
17593 2016-07-01 Alan Modra <amodra@gmail.com>
17595 PR rtl-optimization/71709
17596 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
17597 being set, not referenced.
17599 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
17601 PR tree-optimization/70729
17602 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
17603 of loop since it can be not valid after transformation.
17605 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17607 * config/arm/arm.c (thumb_reload_in_hi): Delete.
17608 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
17610 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
17612 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
17615 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
17618 * config/rs6000/constraints.md (wY constraint): New constraint to
17619 match the requirements for the LXSD and STXSD instructions.
17620 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
17621 predicate to match the requirements for the LXSD and STXSD
17623 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
17624 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
17625 to make sure that the bottom 2 bits of offset are 0, the address
17626 form is offsettable, and no updating is done in the address mode.
17627 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
17628 (movdi_internal32): Likewise
17629 (movdi_internal64): Likewise.
17631 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17633 PR tree-optimization/71707
17634 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
17635 strinfo even for ADDR_EXPR ptr.
17637 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
17639 * config/rs6000/altivec.md (darn_32): Change the condition to
17640 TARGET_P9_MISC instead of TARGET_MODULO.
17641 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
17642 condition expression.
17643 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
17644 condition expression.
17645 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
17646 (DFP_TEST): New code iterator.
17647 (dfptstsfi_<code>_mode>): New define_expand.
17648 (*dfp_sgnfcnc_<mode>): New define_insn.
17649 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
17650 definition next to BU_P9_MISC_1 definition and change the MASK
17651 value to RS6000_BTM_P9_MISC.
17652 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
17653 (BU_P9_64BIT_MISC_0): Likewise.
17654 (BU_P9_DFP_MISC_0): New macro definition.
17655 (BU_P9_DFP_MISC_1): New macro definition.
17656 (BU_P9_DFP_MISC_2): New macro definition.
17657 (BU_P9_DFP_OVERLOAD_1): New macro definition.
17658 (BU_P9_DFP_OVERLOAD_2): New macro definition.
17659 (BU_P9_DFP_OVERLOAD_3): New macro definition.
17660 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
17661 (TSTSFI_LT_TD): Likewise.
17662 (TSTSFI_EQ_DD): Likewise.
17663 (TSTSFI_EQ_TD): Likewise.
17664 (TSTSFI_GT_DD): Likewise.
17665 (TSTSFI_GT_TD): Likewise.
17666 (TSTSFI_OV_DD): Likewise.
17667 (TSTSFI_OV_TD): Likewise.
17668 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
17669 (TSTSFI_LT_DD): Likewise.
17670 (TSTSFI_LT_TD): Likewise.
17671 (TSTSFI_EQ): Likewise.
17672 (TSTSFI_EQ_DD): Likewise.
17673 (TSTSFI_EQ_TD): Likewise.
17674 (TSTSFI_GT): Likewise.
17675 (TSTSFI_GT_DD): Likewise.
17676 (TSTSFI_GT_TD): Likewise.
17677 (TSTSFI_OV): Likewise.
17678 (TSTSFI_OV_DD): Likewise.
17679 (TSTSFI_OV_TD): Likewise.
17680 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17681 overloaded test significance functions.
17682 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17683 OPTION_MASK_P9_MISC into the representation of this mask.
17684 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
17686 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
17687 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
17689 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
17690 argument is a 6-bit unsigned literal value if the icode argument
17691 represents a DFP test significance built-in call.
17692 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
17693 flag used independently and in combination with the
17694 RS6000_BTM_64BIT flag.
17695 (rs6000_opt_masks): Add entry for power9-misc command-line option.
17696 (rs6000_builtin_mask_names): Add entry for power9-misc
17697 command-line option.
17698 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
17699 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
17700 RS6000_BTM_P9_MISC macros.
17701 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
17702 option and change the description of the -mpower9-vector option to
17703 enable only vector instructions, removing its erroneously claimed
17704 support for scalar instructions.
17705 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17706 the ISA 3.0 digital floating point test significance built-in
17709 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
17711 * config/aarch64/aarch64.c (cortexa35_tunings):
17712 Enable AES fusion. Use cortexa57_branch_cost.
17713 (cortexa53_tunings): Use cortexa57_branch_cost.
17714 (cortexa72_tunings): Use cortexa57_branch_cost.
17715 Use AUTOPREFETCHER_WEAK.
17716 (cortexa73_tunings): Use cortexa57_branch_cost.
17718 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17719 James Greenhalgh <james.greenhalgh@arm.com>
17721 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
17722 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
17723 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
17724 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
17725 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
17726 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
17727 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
17728 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
17729 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
17730 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
17731 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
17732 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
17733 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
17736 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
17737 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17739 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
17741 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
17743 2016-06-30 David Malcolm <dmalcolm@redhat.com>
17746 * gcc.c (driver::build_option_suggestions): Pass "option" to
17747 add_misspelling_candidates.
17748 * opts-common.c (add_misspelling_candidates): Add "option" param;
17749 use it to avoid adding negated forms for options marked with
17751 * opts.h (add_misspelling_candidates): Add "option" param.
17753 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17755 PR middle-end/71693
17756 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
17757 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
17758 first when permuting bitwise operation with rotate. Cast
17759 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
17761 2016-06-29 David Malcolm <dmalcolm@redhat.com>
17763 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
17764 for misspelled param names.
17765 * params.c: Include spellcheck.h.
17766 (find_param_fuzzy): New function.
17767 * params.h (find_param_fuzzy): New prototype.
17768 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
17769 * spellcheck.h (struct edit_distance_traits<const char *>):
17772 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
17774 * config/rs6000/predicates.md (const_0_to_7_operand): New
17775 predicate, recognize 0..7.
17776 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
17777 support for doing extracts from V16QImode, V8HImode, V4SImode
17779 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
17780 vector extract support.
17781 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
17782 for ISA 3.0 vector extract.
17783 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
17784 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
17785 extracts of a constant element number from small integer vectors
17786 on 64-bit ISA 3.0 systems.
17787 (vsx_extract_<mode>_di): Likewise.
17788 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
17789 say when we can do ISA 3.0 vector extracts.
17790 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
17791 registers, using the stxsiwx instruction.
17793 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
17795 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
17796 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
17797 qdf24xx_regmove_cost, qdf24xx_tunings): New.
17798 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
17799 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
17800 * config/arm/arm.c (arm_qdf24xx_tune): New.
17802 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
17804 * config/aarch64/aarch64.c (cortexa53_tunings):
17805 Increase loop alignment to 8. Set function alignment to 16.
17806 (cortexa35_tunings): Likewise.
17807 (cortexa57_tunings): Increase loop alignment to 8.
17808 (cortexa72_tunings): Likewise.
17809 (cortexa73_tunings): Likewise.
17811 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
17813 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
17814 for arm_fp16_ok and arm_fp16_hw.
17815 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
17816 arm_fp16_alternative.
17818 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
17820 PR tree-optimization/71655
17821 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
17822 types when swapping operands.
17824 2016-06-29 Martin Liska <mliska@suse.cz>
17826 PR middle-end/71585
17827 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
17828 * ipa-inline-transform.c (inline_call): Remove unnecessary call
17829 of build_optimization_node.
17831 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
17833 PR tree-optimization/70729
17834 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
17835 independent in loops having positive safelen value.
17836 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17837 it may be not valid after vectorization.
17839 2016-06-29 Jakub Jelinek <jakub@redhat.com>
17841 PR tree-optimization/71625
17842 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
17843 is sorted by ascending list->offset. If PTR is non-NULL and there is
17844 previous strinfo, call get_stridx_plus_constant.
17845 (get_stridx): Pass exp as second argument to get_addr_stridx.
17846 (addr_stridxptr): Add missing list = list->next, so that there can be
17847 more than one entries in the list. Bump limit from 16 to 32. Ensure
17848 the list is sorted by ascending list->offset.
17849 (get_stridx_plus_constant): Adjust so that it can be also called with
17850 ADDR_EXPR instead of SSA_NAME as PTR.
17851 (handle_char_store): Pass NULL_TREE as second argument to
17854 2016-06-29 Richard Biener <rguenther@suse.de>
17856 PR rtl-optimization/68961
17857 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
17859 2016-06-29 Richard Biener <rguenther@suse.de>
17861 PR middle-end/71002
17862 * alias.c (component_uses_parent_alias_set_from): Handle
17863 type punning through union accesses by using the union alias set.
17864 * gimple.c (gimple_get_alias_set): Remove union type punning case.
17866 2016-07-29 Richard Biener <rguenther@suse.de>
17868 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
17869 precision not matching mode precision.
17871 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
17873 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
17874 pa_output_arg_descriptor.
17875 (call_val_symref_64bit_post_reload): Likewise.
17876 (call_val_powf_64bit_post_reload): Likewise.
17877 (sibcall_internal_symref_64bit): Likewise.
17878 (sibcall_value_internal_symref_64bit): Likewise.
17880 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17882 PR middle-end/71626
17883 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
17884 a constant, force its SUBREG_REG into memory or register instead
17887 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17890 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
17891 * doc/invoke.texi (AVR Options): Document it.
17893 2016-06-28 Walter Lee <walt@tilera.com>
17895 * config/tilegx/linux.h: Do not include arch/icache.h
17896 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17897 * config/tilepro/linux.h: Do not include arch/icache.h
17898 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17900 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
17902 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
17903 for big-endian BIT_FIELD_REF.
17905 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
17907 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
17908 ('size' attribute): Add '128'.
17910 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
17911 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
17912 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
17913 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
17914 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
17915 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
17916 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
17917 *trunc<mode>df2_odd): Set size attribute to '128'.
17918 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
17919 * config/rs6000/power6.md (power6-fp): Include dfp type.
17920 * config/rs6000/power7.md (power7-fp): Likewise.
17921 * config/rs6000/power8.md (power8-fp): Likewise.
17922 * config/rs6000/power9.md: New file.
17923 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
17924 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
17925 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
17927 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
17928 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
17929 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
17930 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
17931 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
17932 dfp_dscri_<mode>): Change type attribute to dfp.
17933 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
17934 attribute to vecsimple.
17935 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
17936 and prefetch streams.
17937 (rs6000_option_override_internal): Remove temporary code setting
17938 tuning to power8. Don't set rs6000_sched_groups for power9.
17939 (last_scheduled_insn): Change to rtx_insn *.
17940 (divide_cnt, vec_load_pendulum): New variables.
17941 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
17942 (rs6000_issue_rate): Set issue rate for Power9.
17943 (is_power9_pairable_vec_type): New.
17944 (power9_sched_reorder2): New.
17945 (rs6000_sched_reorder2): Call new function for Power9 specific
17947 (insn_must_be_first_in_group): Remove Power9.
17948 (insn_must_be_last_in_group): Likewise.
17949 (force_new_group): Likewise.
17950 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
17951 Initialize divide_cnt/vec_load_pendulum.
17952 (_rs6000_sched_context, rs6000_init_sched_context,
17953 rs6000_set_sched_context): Handle context save/restore of new
17956 2016-06-28 Richard Biener <rguenther@suse.de>
17958 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
17959 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
17960 COMPONENT_REF operand.
17961 (nonoverlapping_component_refs_p): Likewise.
17962 * stor-layout.c (start_bitfield_representative): Mark
17963 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
17965 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17967 * Makefile.in: Don't cat ../stage_current if it does not exist.
17969 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
17970 last argument is a bit-field.
17972 PR rtl-optimization/71673
17973 * internal-fn.c (expand_arith_overflow_result_store): Use
17974 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
17975 expand_simple_binop.
17977 PR middle-end/66867
17978 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
17979 expand_ifn_atomic_compare_exchange): New functions.
17980 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
17981 * tree.h (build_call_expr_internal_loc): Rename to ...
17982 (build_call_expr_internal_loc_array): ... this. Fix up type of
17984 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
17985 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
17986 ATOMIC_COMPARE_EXCHANGE result.
17987 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
17988 * gimple-fold.h (optimize_atomic_compare_exchange_p,
17989 fold_builtin_atomic_compare_exchange): New prototypes.
17990 * gimple-fold.c (optimize_atomic_compare_exchange_p,
17991 fold_builtin_atomic_compare_exchange): New functions..
17992 * tree-ssa.c (execute_update_addresses_taken): If
17993 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
17994 of call when finding addressable vars, and if such var becomes
17995 non-addressable, call fold_builtin_atomic_compare_exchange.
17997 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
18000 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
18001 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
18003 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
18005 * config/rs6000/rs6000.md ('type' attribute): Add
18006 veclogical,veccmpfx,vecexts,vecmove insn types.
18007 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
18008 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
18009 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
18010 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
18011 *nabs<mode>2_hw): Change type to vecmove.
18012 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
18013 *boolcc<mode>3_internal, *eqv<mode>3_internal,
18014 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
18015 *ieee_128bit_vsx_abs<mode>2_internal,
18016 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
18017 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
18018 *ieee128_mtvsrd_32bit): Change type to veclogical.
18019 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
18020 *movdi_internal32, *movdi_internal64): Update insn types.
18021 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
18022 vsx_extract_<mode>): Change type to veclogical.
18023 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
18024 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
18025 *vsx_sign_extend_si_v2di): Change type to vecexts.
18026 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
18027 type to veclogical.
18028 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
18029 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
18030 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
18031 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
18032 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
18033 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
18034 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
18035 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
18036 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
18037 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
18038 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
18039 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
18040 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
18041 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
18042 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
18043 (ppc7450-vecsimple): Add veclogical, vecmove.
18044 (ppc7450-veccmp): Add veccmpfx.
18045 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
18047 (ppc8540_vector_compare): Add veccmpfx.
18048 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
18049 * config/rs6000/cell.md (cell-fp): Add fpsimple.
18050 (cell-vecsimple): Add veclogical, vecmove.
18051 (cell-veccmp): Add veccmpfx.
18052 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
18053 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
18055 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
18056 * config/rs6000/power4.md (power4-fp): Add fpsimple.
18057 (power4-vecsimple): Add veclogical, vecmove.
18058 (power4-veccmp): Add veccmpfx.
18059 * config/rs6000/power5.md (power5-fp): Add fpsimple.
18060 * config/rs6000/power6.md (power6-fp): Add fpsimple.
18061 (power6-vecsimple): Add veclogical, vecmove.
18062 (power6-veccmp): Add veccmpfx.
18063 * config/rs6000/power7.md (power7-fp): Add fpsimple.
18064 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
18065 * config/rs6000/power8.md (power8-fp): Add fpsimple.
18066 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
18067 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
18068 * config/rs6000/titan.md (titan_fp): Add fpsimple.
18069 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
18071 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
18073 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
18076 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18077 OPTION_MASK_P9_DFORM_VECTOR.
18078 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
18079 disable -mpower9-dform-vector when using reload.
18080 (quad_address_p): Remove 'gpr_p' argument and all associated code.
18081 New 'strict' argument. Update all callers. Add strict addressing
18083 (rs6000_legitimate_offset_address_p): Remove call to
18084 virtual_stack_registers_memory_p.
18085 (rs6000_legitimize_reload_address): Add quad address support.
18086 (rs6000_legitimate_address_p): Move call to quad_address_p above
18087 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
18088 to account for new strict usage.
18089 (rs6000_output_move_128bit): Adjust quad_address_p args to account
18090 for new strict usage.
18091 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
18093 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
18100 * config/i386/i386.c (ix86_spill_class): Disable condition to
18101 always return NO_REGS.
18103 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
18105 * predict.c: Include gimple-pretty-print.h
18106 (predicted_by_loop_heuristics_p): Check also
18107 PRED_LOOP_EXIT_WITH_RECURSION
18108 (predict_loops): Find self recursive calls and use special purpose
18109 predictors for them; dump log about decisions.
18110 (pass_profile::execute): Dump info about #of iterations.
18111 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
18112 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
18114 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
18116 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
18117 output_asm_insn calls and shorten long lines. Output .CALL
18118 argument descriptor using pa_output_arg_descriptor. Add various
18119 inline $$dyncall and other optimizations.
18120 (pa_attr_length_indirect_call): Adjust ordering and lengths.
18122 2016-06-25 Jakub Jelinek <jakub@redhat.com>
18124 PR tree-optimization/71643
18125 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
18128 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
18129 leak a bitmap if dep_bb is NULL.
18131 PR tree-optimization/71631
18132 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
18133 to rewrite_expr_tree even if negate_result, move new_lhs var
18134 declaration and initialization earlier, for powi_result set afterwards
18135 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
18136 if new_lhs != lhs, and don't shadow gsi var.
18138 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
18140 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
18141 Add in_loop parameter.
18142 (predict_loops): Add loop guard heuristics.
18143 * predict.def (PRED_LOOP_GUARD): New heuristics.
18145 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
18147 * predict.c: Include ipa-utils.h
18148 (tree_bb_level_prediction): Predict recursive calls.
18149 (tree_estimate_probability_bb): Skip inexpensive calls for call
18151 * predict.def (PRED_RECURSIVE_CALL): New.
18153 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18155 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
18156 (BU_FLOAT128_1): Likewise.
18158 (COPYSIGNQ): Likewise.
18159 (RS6000_BUILTIN_NANQ): Likewise.
18160 (RS6000_BUILTIN_NANSQ): Likewise.
18161 (RS6000_BUILTIN_INFQ): Likewise.
18162 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
18163 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
18164 (TARGET_FOLD_BUILTIN): New #define.
18165 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
18166 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
18167 (rs6000_fold_builtin): New target hook implementation, handling
18168 folding of 128-bit NaNs and infinities.
18169 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
18170 entries are filled in to avoid problems during bootstrap
18171 self-test; define builtins for 128-bit NaNs and infinities.
18172 (rs6000_opt_mask): Add entry for float128.
18173 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
18174 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
18175 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
18176 (const_str_type_node): New #define.
18177 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
18178 to a define_expand that dispatches to either copysign<mode>3_soft
18179 or copysign<mode>3_hard.
18180 (copysign<mode>3_hard): Rename from copysign<mode>3.
18181 (copysign<mode>3_soft): New define_insn.
18182 * doc/extend.texi: Document new builtins.
18184 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18186 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
18187 PRIu64 instead of lu.
18189 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
18192 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
18193 copy the type name.
18195 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18197 PR tree-optimization/71647
18198 * omp-low.c (lower_rec_input_clauses): Convert
18199 omp_clause_aligned_alignment (c) to size_type_node for the
18200 last argument of __builtin_assume_aligned.
18202 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
18204 * configure.ac (calling ___tls_get_addr via GOT): New
18205 assembler/linker check.
18206 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
18207 assembler and linker supports calling ___tls_get_addr via GOT.
18208 Otherise, defined to 0.
18209 * config.in: Regenerated.
18210 * configure: Likewise.
18211 * config/i386/constraints.md (Yb): New constraint.
18212 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
18213 (REG_CLASS_NAMES): Likewise.
18214 (REG_CLASS_CONTENTS): Likewise.
18215 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
18216 the b constraint with the Yb constraint. Call ___tls_get_addr
18217 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
18219 (*tls_local_dynamic_base_32_gnu): Likewise.
18220 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
18221 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
18222 (*tls_local_dynamic_base_64_<mode>): Likewise.
18224 2016-06-24 Martin Liska <mliska@suse.cz>
18226 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
18227 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
18229 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
18230 argument to true if the expected number of iterations is
18233 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
18235 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
18236 assemble for 32bit target.
18237 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
18238 and $ld_ix86_gld_32_opt to link for 32bit target.
18239 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
18240 * configure: Regenerate.
18242 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18244 * config/arm/arm.c (int_log2): Delete definition and prototype.
18245 (shift_op): Use exact_log2 instead of int_log2.
18246 (vfp3_const_double_for_fract_bits): Likewise.
18248 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18250 * internal-fn.c (expand_arith_set_overflow): New function.
18251 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
18253 (expand_arith_overflow_result_store): Likewise. Handle precision
18254 smaller than mode precision.
18255 * tree-vrp.c (extract_range_basic): For imag part, handle
18256 properly signed 1-bit precision result.
18257 * doc/extend.texi (__builtin_add_overflow): Document that last
18258 argument can't be pointer to enumerated or boolean type.
18259 (__builtin_add_overflow_p): Document that last argument can't
18260 have enumerated or boolean type.
18262 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18263 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18265 * config/rs6000/predicates.md (splat_input_operand): Rework.
18266 Don't allow constants, since the insns that use this predicate
18267 don't support constants. Constants are handled by other insns
18268 that are created via combine. During and after register
18269 allocation, only allow indexed or indirect addresses, and not
18270 general addresses. Only allow modes supported by the hardware.
18271 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
18272 comment. Move check for using VSPLTIS<x> to a common location,
18273 instead of doing it in two different places.
18275 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
18277 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18278 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
18279 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
18280 signature_CENTAUR_ebx.
18282 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
18286 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
18287 (as_ix86_gas_32_opt): This.
18288 (ld_ix86_tls_ldm_opt): Renamed to ...
18289 (ld_ix86_gld_32_opt): This.
18290 (R_386_TLS_LDM reloc): Updated.
18291 (R_386_GOT32X reloc): New assembler/linker check.
18292 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
18293 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
18295 * config.in: Regenerated.
18296 * configure: Likewise.
18297 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
18298 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
18299 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
18300 if ix86_force_load_from_GOT_p returns true.
18301 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
18302 ix86_force_load_from_GOT_p returns true.
18303 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
18304 the external function address via the GOT slot.
18305 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
18306 HAVE_AS_IX86_GOT32X before returning false.
18307 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
18308 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
18310 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
18312 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
18314 2016-06-23 Andi Kleen <ak@linux.intel.com>
18316 * Makefile.in: Regenerate.
18317 * doc/install.texi: Document autoprofiledbootstrap.
18319 2016-06-23 Andi Kleen <ak@linux.intel.com>
18321 * config/i386/gcc-auto-profile: New file.
18323 2016-06-23 Martin Liska <mliska@suse.cz>
18325 PR middle-end/71619
18326 * predict.c (predict_loops): Revert the hunk that was removed
18329 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
18331 * config.gcc: Add support for arm*-*-phoenix* targets.
18332 * config/arm/t-phoenix: New.
18333 * config/phoenix.h: New.
18335 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
18336 H.J. Lu <hongjiu.lu@intel.com>
18339 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
18340 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
18341 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
18342 ix86_force_load_from_GOT_p returns true.
18343 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
18344 ix86_force_load_from_GOT_p returns true.
18345 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
18346 ix86_force_load_from_GOT_p returns true.
18347 (ix86_expand_move): Load the external function address via the
18348 GOT slot if ix86_force_load_from_GOT_p returns true.
18349 * config/i386/predicates.md (x86_64_immediate_operand): Return
18350 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
18351 (x86_64_zext_immediate_operand): Ditto.
18353 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
18355 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
18357 2016-06-22 David Malcolm <dmalcolm@redhat.com>
18360 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
18361 * diagnostic.c (pedwarn_at_rich_loc): New function.
18362 * spellcheck.h (best_match::best_match): Add a
18363 "best_distance_so_far" optional parameter.
18364 (best_match::set_best_so_far): New method.
18365 (best_match::get_best_distance): New accessor.
18366 (best_match::get_best_candidate_length): New accessor.
18368 2016-06-22 Nick Clifton <nickc@redhat.com>
18370 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
18371 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
18372 modes are accepted as well.
18373 (ucompare_loc_descriptor): Likewise.
18374 (minmax_loc_descriptor): Likewise.
18375 (clz_loc_descriptor): Likewise.
18376 (popcount_loc_descriptor): Likewise.
18377 (bswap_loc_descriptor): Likewise.
18378 (rotate_loc_descriptor): Likewise.
18379 (mem_loc_descriptor): Likewise.
18380 (loc_descriptor): Likewise.
18382 2016-06-22 David Malcolm <dmalcolm@redhat.com>
18384 * common.opt (fdiagnostics-parseable-fixits): New option.
18385 * diagnostic.c: Include "selftest.h".
18386 (print_escaped_string): New function.
18387 (print_parseable_fixits): New function.
18388 (diagnostic_report_diagnostic): Call print_parseable_fixits.
18389 (selftest::assert_print_escaped_string): New function.
18390 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
18391 (selftest::test_print_escaped_string): New function.
18392 (selftest::test_print_parseable_fixits_none): New function.
18393 (selftest::test_print_parseable_fixits_insert): New function.
18394 (selftest::test_print_parseable_fixits_remove): New function.
18395 (selftest::test_print_parseable_fixits_replace): New function.
18396 (selftest::diagnostic_c_tests): New function.
18397 * diagnostic.h (struct diagnostic_context): Add field
18398 "parseable_fixits_p".
18399 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
18400 -fdiagnostics-parseable-fixits.
18401 (-fdiagnostics-parseable-fixits): New option.
18402 * opts.c (common_handle_option): Handle
18403 -fdiagnostics-parseable-fixits.
18404 * selftest-run-tests.c (selftest::run_tests): Call
18405 selftest::diagnostic_c_tests.
18406 * selftest.h (selftest::diagnostic_c_tests): New prototype.
18408 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
18410 PR tree-optimization/71488
18411 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
18412 comparison of boolean vectors.
18413 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
18414 of boolean vectors using bitwise operations.
18416 2016-06-22 Andreas Schwab <schwab@suse.de>
18418 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
18419 Remove declaration.
18421 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
18423 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
18425 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
18427 * config/i386/i386.c (print_reg): Emit an error message on attempt to
18430 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18432 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
18433 * config/arm/arm-cores.def (cortex-a73): New entry.
18434 (cortex-a73.cortex-a35): Likewise.
18435 (cortex-a73.cortex-a53): Likewise.
18436 * config/arm/arm-tables.opt: Regenerate.
18437 * config/arm/arm-tune.md: Likewise.
18438 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
18439 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
18440 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
18441 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
18442 * doc/invoke.texi (ARM Options): Document cortex-a73,
18443 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
18445 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18447 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
18448 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
18449 (cortex-a73.cortex-a35): Likewise.
18450 (cortex-a73.cortex-a53): Likewise.
18451 * config/aarch64/aarch64-tune.md: Regenerate.
18452 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
18453 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
18456 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18458 * configure.ac (gcc_cv_as_compress_debug): Remove
18459 --compress-debug-sections as extra as switch.
18460 Handle gas --compress-debug-sections=type.
18461 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
18462 Handle gld --compress-debug-sections=type.
18463 * configure: Regenerate.
18465 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
18467 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
18469 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
18471 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
18472 (do_rewrite): likewise.
18474 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18476 * common/config/mep/mep-common.c: Remove.
18477 * config.gcc: Remove mep-* support.
18478 * config/mep/constraints.md: Remove.
18479 * config/mep/default.h: Remove.
18480 * config/mep/intrinsics.h: Remove.
18481 * config/mep/intrinsics.md: Remove.
18482 * config/mep/ivc2-template.h: Remove.
18483 * config/mep/mep-c5.cpu: Remove.
18484 * config/mep/mep-core.cpu: Remove.
18485 * config/mep/mep-default.cpu: Remove.
18486 * config/mep/mep-ext-cop.cpu: Remove.
18487 * config/mep/mep-intrin.h: Remove.
18488 * config/mep/mep-ivc2.cpu: Remove.
18489 * config/mep/mep-pragma.c: Remove.
18490 * config/mep/mep-protos.h: Remove.
18491 * config/mep/mep.c: Remove.
18492 * config/mep/mep.cpu: Remove.
18493 * config/mep/mep.h: Remove.
18494 * config/mep/mep.md: Remove.
18495 * config/mep/mep.opt: Remove.
18496 * config/mep/predicates.md: Remove.
18497 * config/mep/t-mep: Remove.
18498 * doc/install.texi: Remove mep-* documentation.
18499 * doc/md.texi: Likewise.
18501 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18503 * config.gcc: Remove support for avr-rtems.
18504 * config/avr/gen-avr-mmcu-specs.c: Likewise.
18505 * config/avr/rtems.h: Remove.
18506 * config/avr/t-rtems: Remove.
18508 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18510 * config.gcc: Remove m32r-rtems support.
18511 * config/m32r/rtems.h: Remove.
18513 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18515 * config.gcc: Remove h8300-rtems support.
18516 * config/h8300/rtems.h: Remove.
18517 * config/h8300/t-rtems: Remove.
18519 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18521 * config.gcc: Remove support for knetbsd.
18522 * configure.ac: Likewise.
18523 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
18524 * config/knetbsd-gnu.h: Remove.
18525 * configure: Regenerate.
18527 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18529 * config.gcc: Remove support for openbsd 2 and 3.
18530 * config/openbsd-oldgas.h: Remove.
18532 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18534 * config.gcc: Remove interix support.
18535 * config/i386/i386-interix.h: Remove.
18536 * config/i386/interix.opt: Remove.
18537 * config/i386/t-interix: Remove.
18538 * configure: Regenerate.
18539 * configure.ac: Remove interix support.
18540 * doc/install.texi: Remove interix documentation.
18542 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
18544 * config/rs6000/rs6000.h: Add conditional preprocessing directives
18545 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
18548 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
18550 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
18551 they are both PLACEHOLDER_EXPRs.
18553 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18555 * stor-layout.c (layout_type): Move setting complex MODE to
18556 layout_type, instead of setting it ahead of time by the caller.
18557 * tree.c (build_complex_type): Likewise.
18559 2016-06-21 Martin Liska <mliska@suse.cz>
18561 * predict.c (force_edge_cold): Replace imposisble with
18564 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
18566 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
18567 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
18569 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
18571 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
18573 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
18574 Ilya Enkovich <ilya.enkovich@intel.com>
18577 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
18578 New member function to convert V1TImode register to SUBREG
18579 TImode in debug insn.
18580 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
18581 after changing register mode to V1TImode.
18583 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
18585 * config/aarch64/aarch64-cores.def (vulcan): New core.
18586 * config/aarch64/aarch64-tune.md: Regenerate.
18587 * doc/invoke.texi: Document vulcan as an available option.
18589 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
18591 * cse.c (canon_asm_operands): New function extracted from...
18592 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
18593 either standalone or member of a PARALLEL.
18595 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
18598 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
18599 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
18600 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
18602 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
18605 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
18606 constant addresses if can_create_pseudo_p.
18608 2016-06-21 Jakub Jelinek <jakub@redhat.com>
18610 PR tree-optimization/71588
18611 * tree-ssa-strlen.c (valid_builtin_call): New function.
18612 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
18615 2016-06-20 Jakub Jelinek <jakub@redhat.com>
18617 PR middle-end/71581
18618 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
18619 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
18620 for conversion of scalar user var to complex type and use the
18621 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
18624 PR rtl-optimization/71591
18625 * toplev.c (toplev::run_self_tests): If no_backend, complain and
18626 don't run any tests.
18628 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
18631 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
18632 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
18633 space for PIC with non-v32 and the common non-PIC "jump".
18635 2016-06-20 Jakub Jelinek <jakub@redhat.com>
18638 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
18639 returned values and add UN*/LTGT/*ORDERED cases with values matching
18640 D operand modifier on vcmp for AVX.
18642 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18644 * config/aarch64/aarch64.opt
18645 (mpc-relative-literal-loads): Rename internal option name.
18646 * config/aarch64/aarch64.c
18647 (aarch64_nopcrelative_literal_loads): Rename to
18648 aarch64_pcrelative_literal_loads.
18649 (aarch64_expand_mov_immediate): Likewise.
18650 (aarch64_secondary_reload): Likewise.
18651 (aarch64_can_use_per_function_literal_pools_p): Likewise.
18652 (aarch64_override_options_after_change_1): Rename and simplify logic.
18653 (aarch64_classify_symbol): Merge large model checks into switch,
18654 remove pc-relative load check.
18656 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18658 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
18659 costs relative to the cost of a register move.
18661 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18663 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
18664 (vcvt_n_f64_u64): Likewise.
18665 (vcvt_n_s64_f64): Likewise.
18666 (vcvt_n_u64_f64): Likewise.
18667 (vcvt_f64_s64): Likewise.
18668 (vrecpe_f64): Likewise.
18669 (vcvt_f64_u64): Likewise.
18670 (vrecps_f64): Likewise.
18672 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18674 * config/aarch64/aarch64.md
18675 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
18677 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
18679 * config/aarch64/aarch64-builtins.c
18680 (aarch64_types_binop_uss_qualifiers): Delete.
18681 (TYPES_BINOP_USS): Likewise.
18682 (aarch64_types_binop_sus_qualifiers): Likewise.
18683 (TYPES_BINOP_SUS): Likewise.
18684 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
18685 (TYPES_FCVTIMM_SUS): Likewise.
18686 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
18688 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
18689 (fcvtzs): Use SHIFTIMM rather than BINOP.
18690 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
18692 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18694 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
18695 costs relative to the cost of a register move.
18697 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18699 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
18700 Allow scalar/single vector modes to be tieable.
18702 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18704 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
18706 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18708 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
18710 * tree.h (TYPE_ALIGN): Likewise.
18712 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18715 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
18717 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18719 * config/avr/avr.c (avr_print_operand): Fix "format not a string
18720 literal" build warnings.
18721 (avr_print_operand_address): Dito.
18723 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
18726 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
18727 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
18729 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
18731 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
18733 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
18736 * reload1.c (reload): Pass 0 to finish_spills when called because
18737 update_eliminables_and_spill returns true and remove did_spill.
18738 (finish_spills): Adjust comment and document GLOBAL parameter.
18740 2016-06-17 DJ Delorie <dj@redhat.com>
18743 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
18744 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
18745 (umulqihi3_virt): Likewise.
18746 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
18747 (umulqihi3_real): Likewise.
18749 2016-06-17 Martin Liska <mliska@suse.cz>
18751 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
18753 2016-06-17 Martin Liska <mliska@suse.cz>
18755 * predict.def: PRED_LOOP_EXIT from 92 to 85.
18757 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
18759 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
18761 (vaddq_f32): Likewise.
18762 (vmul_f32): Likewise.
18763 (vmulq_f32): Likewise.
18764 (vsub_f32): Likewise.
18765 (vsubq_f32): Likewise.
18767 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18769 PR tree-optimization/71347
18770 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
18771 cost for all uses in group.
18773 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18775 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
18776 insert gimple seq if it's not empty.
18778 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18780 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
18782 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
18783 rather than OFFSET.
18784 (comp_dr_with_seg_len_pair): Ditto.
18785 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
18786 struct dr_with_seg_len_pair against DR_OFFSET.
18787 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
18788 DR_OFFSET directly.
18790 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
18792 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
18794 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
18796 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
18797 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
18798 (pa_output_millicode_call): Likewise.
18799 (pa_output_call): Likewise.
18800 (pa_output_indirect_call): Likewise.
18801 (pa_asm_output_mi_thunk): Likewise.
18803 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18805 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
18807 2016-06-16 Martin Liska <mliska@suse.cz>
18809 * predict.c (combine_predictions_for_insn): When we find a first
18810 match predictor, we should consider just predictors with
18811 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
18812 DS theory predictor.
18813 (combine_predictions_for_bb): Likewise.
18815 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18817 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
18818 with base of reference to struct.
18820 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18822 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
18824 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18827 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
18828 progmem_swtable_section.
18829 (progmem_swtable_section): Remove.
18830 (avr_asm_function_rodata_section): Remove.
18831 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
18832 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
18834 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
18836 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18837 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
18838 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
18839 signature_CENTAUR_ebx.
18840 * config/i386/i386.c (ix86_option_override_internal): Add
18841 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
18842 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
18843 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
18845 2016-06-16 Martin Liska <mliska@suse.cz>
18847 * predict.def: Add fortran loop preheader predictor.
18848 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
18849 fold IFN_BUILTIN_EXPECT with a known constant argument.
18851 2016-06-16 Martin Liska <mliska@suse.cz>
18853 * predict.def: Add 'Fortran' to display text of all
18854 PRED_FORTRAN_* predictors.
18856 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18859 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
18860 [IA64_BUILTIN_NANSQ]: Ditto.
18861 (ia64_fold_builtin): New function.
18862 (TARGET_FOLD_BUILTIN): New define.
18863 (ia64_init_builtins) Declare const_string_type node.
18864 Add __builtin_nanq and __builtin_nansq builtin functions.
18865 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
18867 2016-06-16 Nick Clifton <nickc@redhat.com>
18869 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
18870 MSP430_HWMULT_ prefix to enum values.
18871 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
18872 * config/msp430/msp430.c: Update use of enum values.
18873 * config/msp430/msp430.md: Likewise.
18874 * config/msp430/msp430.opt: Likewise.
18876 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
18878 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
18879 of comparsions in the last iteration.
18881 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18882 Joern Rennecke <joern.rennecke@embecosm.com>
18884 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
18886 (arc_needs_pcl_p): Add GOTOFFPC.
18887 (arc_legitimate_pic_addr_p): Likewise.
18888 (arc_output_pic_addr_const): Likewise.
18889 (arc_legitimize_pic_address): Generate a pc-relative address using
18891 (arc_output_libcall): Use @pcl syntax.
18892 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
18893 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
18894 (*movsi_insn): Use @pcl syntax.
18895 (doloop_begin_i): Likewise.
18897 2016-06-16 Martin Liska <mliska@suse.cz>
18899 * predict.def: Define a new predictor.
18901 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18903 * config/arc/arc.opt (mtp-regno): Update text.
18905 2016-06-16 Renlin Li <renlin.li@arm.com>
18907 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
18909 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18912 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
18913 (setcc + and peephole2): Likewise.
18915 PR rtl-optimization/71532
18916 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
18919 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
18921 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
18922 DImode constants with XXSPLTIB in vector registers.
18923 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
18924 vsx_extract_<mode>_internal{1,2} into a single insn that handles
18925 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
18926 extraction of the element at the top of the register as a scalar
18928 (vsx_extract_<mode>_internal1): Likewise.
18929 (vsx_extract_<mode>_internal2): Likewise.
18930 * config/rs6000/constraints.md (wi constraint): Remove a comment
18931 about DImode not being allowed in Altivec registers.
18932 (wB constraint): New constraint for constants that can be
18933 generated in Altivec registers with VSPLTISW/VUPKHSW.
18934 * config/rs6000/predicates.md (xxspltib_constant_split): Update
18936 (xxspltib_constant_nosplit): Likewise.
18937 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
18938 support for -mupper-regs-di to enable DImode to go into Altivec
18940 (POWERPC_MASKS): Likewise.
18941 (power7 cpu): Likewise.
18942 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
18943 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
18944 for DImode being allowed in Altivec registers. Update wi/wj
18945 constraints. Set scalar_in_vmx_p flag.
18946 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
18947 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
18948 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
18949 (rs6000_opt_masks): Add -mupper-regs-di.
18950 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
18951 direct move to use wi and not wj.
18952 (lfiwzx): Likewise.
18953 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
18955 (floatunssi<mode>2_lfiwzx_mem): Likewise.
18956 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
18957 any VSX register, instead of just Altivec registers, to allow
18958 either operand to be an Altivec register or both.
18959 (fixuns_trunc<mode>di2_fctiduz): Likewise.
18960 (movdi_internal32): Add support for -mupper-regs-di. Add support
18961 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
18962 the alternatives and attributes to be lined up to be easier to
18964 (movdi_internal64): Likewise.
18965 (64-bit DImode splitters): Change predicates to only split loading
18966 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
18967 load constants in ISA 3.0 or ISA 2.07 respectively.
18968 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
18969 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
18970 mention -mcpu=power9 sets these options.
18971 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
18974 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
18977 * config/avr/avr.c (avr_set_current_function): Warn misspelled
18978 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
18979 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
18980 by default to warn misspelled interrupt/ signal handler.
18981 * doc/invoke.texi (AVR Options): Document it. Update description
18982 for -nodevicelib option.
18984 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18986 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
18987 up parentheses. Use GET_MODE_UNIT_BITSIZE.
18988 (aarch64_<sur>shll2_n<mode>): Likewise.
18990 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
18992 PR middle-end/71529
18993 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
18994 DECL_CONTEXT for copied arguments.
18996 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18998 PR tree-optimization/71483
18999 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
19002 2016-06-15 Martin Liska <mliska@suse.cz>
19004 * predict.c (tree_predict_by_opcode): Call predict_edge_def
19005 instead of predict_edge w/o a probability.
19007 2016-06-15 Alan Hayward <alan.hayward@arm.com>
19009 PR tree-optimization/71439
19010 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
19013 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19015 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
19016 register subregs in SET_SRC.
19018 2016-06-15 Richard Biener <rguenther@suse.de>
19020 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
19021 store restrictions.
19023 2016-06-15 Richard Biener <rguenther@suse.de>
19025 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
19026 not consider dependences between accesses that belong to the
19028 (vect_analyze_data_ref_dependences): Do not analyze read-read
19029 or self-dependences.
19031 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19033 * spellcheck-tree.c: Include spellcheck-tree.h rather than
19035 (find_closest_identifier): Reimplement in terms of
19036 best_match<tree,tree>.
19037 * spellcheck-tree.h: New file.
19038 * spellcheck.c (struct edit_distance_traits<const char *>): New
19040 (find_closest_string): Reimplement in terms of
19041 best_match<const char *, const char *>.
19042 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
19043 overload to spellcheck-tree.h.
19044 (find_closest_identifier): Likewise.
19045 (struct edit_distance_traits<T>): New template.
19046 (class best_match): New class.
19048 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19050 * selftest-run-tests.c (selftest::run_tests): Call
19051 selftest::spellcheck_tree_c_tests.
19052 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
19053 * spellcheck-tree.c: Include selftest.h and stringpool.h.
19054 (selftest::test_find_closest_identifier): New function.
19055 (selftest::spellcheck_tree_c_tests): New function.
19056 * spellcheck.c (selftest::test_find_closest_string): Verify that
19057 the order of the vec does not affect the results for this case.
19058 (selftest::test_data): New array.
19059 (selftest::test_metric_conditions): New function.
19060 (selftest::spellcheck_c_tests): Add a test of case-comparison.
19061 Call selftest::test_metric_conditions.
19063 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19065 * config/rs6000/rs6000-builtin.def (commentary): Typo.
19066 (BU_P9_MISC_1): Likewise.
19067 (BU_P9_64BIT_MISC_0): Likewise.
19068 (BU_P9_MISC_0): Likewise.
19070 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19072 * gcc-rich-location.c
19073 (gcc_rich_location::add_fixit_misspelled_id): New method.
19074 * gcc-rich-location.h
19075 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
19077 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
19079 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
19080 FreeBSD 11 and above.
19082 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
19084 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
19086 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19088 * expmed.h: Close parenthesis in "at your option" in copyright
19090 * lower-subreg.h: Likewise.
19092 2016-06-14 Richard Biener <rguenther@suse.de>
19094 PR middle-end/71526
19095 * genmatch.c (expr::gen_transform): Use in_type for comparisons
19098 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19100 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
19102 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
19103 mask+shift version.
19104 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
19106 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
19107 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
19109 2016-06-14 Richard Biener <rguenther@suse.de>
19111 PR tree-optimization/71522
19112 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
19113 copying into float copying.
19115 2016-06-14 Jakub Jelinek <jakub@redhat.com>
19117 PR tree-optimization/71520
19118 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
19119 (replace_block_by): Move user labels from bb1 to bb2.
19121 2016-06-14 Richard Biener <rguenther@suse.de>
19123 PR middle-end/71310
19125 * expr.h (get_bit_range): Declare.
19126 * expr.c (get_bit_range): Export.
19127 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
19128 word_mode again to constrain the bitfield access.
19130 2016-06-14 Richard Biener <rguenther@suse.de>
19132 PR tree-optimization/71521
19133 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
19134 division int_const_binop against zero divisor.
19136 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19138 * config/i386/i386.md (signbittf2): New expander.
19139 * config/i386/sse.md (ptesttf2): New insn pattern.
19141 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19144 * input.c (selftest::test_reading_source_line): Avoid reading from
19145 __FILE__ by creating a tempfile with known content and reading
19148 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19150 * pretty-print.c (assert_pp_format_colored): Skip the test if
19152 (test_pp_format): Remove comment about GCC_COLORS.
19154 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19156 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
19157 * pretty-print.c (assert_pp_format_va): Add location param and use
19158 it with ASSERT_STREQ_AT.
19159 (assert_pp_format): Add location param and pass it to
19160 assert_pp_format_va.
19161 (assert_pp_format_colored): Likewise.
19162 (ASSERT_PP_FORMAT_1): New.
19163 (ASSERT_PP_FORMAT_2): New.
19164 (ASSERT_PP_FORMAT_3): New.
19165 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
19166 explicitly, or implicitly via the above macros.
19167 * selftest.c (selftest::pass): Use a selftest::location rather
19168 than file and line.
19169 (selftest::fail): Likewise. Print the function name.
19170 (selftest::fail_formatted): Likewise.
19171 (selftest::assert_streq): Use a selftest::location rather than
19173 * selftest.h (selftest::location): New struct.
19174 (SELFTEST_LOCATION): New macro.
19175 (selftest::pass): Accept a const location & rather than file
19177 (selftest::fail): Likewise.
19178 (selftest::fail_formatted): Likewise.
19179 (selftest::assert_streq): Likewise.
19180 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
19181 (ASSERT_FALSE): Likewise.
19182 (ASSERT_EQ): Likewise.
19183 (ASSERT_NE): Likewise.
19184 (ASSERT_STREQ): Likewise.
19185 (ASSERT_PRED1): Likewise.
19186 (ASSERT_STREQ_AT): New macro.
19188 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19190 * selftest.c (selftest::fail_formatted): New function.
19191 (selftest::assert_streq): New function.
19192 * selftest.h (selftests::fail_formatted): New decl.
19193 (selftest::assert_streq): New decl.
19194 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
19196 2016-06-13 Jeff Law <law@redhat.com>
19198 PR tree-optimization/71403
19199 * tree-ssa-threadbackward.c
19200 (convert_and_register_jump_thread_path): No longer accept reference
19201 to path. Do not pop items off the path anymore.
19202 (fsm_find_control_statement_thread_paths): Do not allow threading
19203 to a deeper loop nest. Pop the last item off the path here rather
19204 than in convert_and_register_jump_thread_path.
19206 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19207 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
19209 [AArch64] Emit division using the Newton series
19211 * config/aarch64/aarch64-protos.h
19212 (cpu_approx_modes): Add new member "division".
19213 (aarch64_emit_approx_div): Declare new function.
19214 * config/aarch64/aarch64.c
19215 (generic_approx_modes): New member "division".
19216 (exynosm1_approx_modes): Likewise.
19217 (xgene1_approx_modes): Likewise.
19218 (aarch64_emit_approx_div): Define new function.
19219 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
19220 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
19221 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
19222 * doc/invoke.texi (-mlow-precision-div): Describe new option.
19224 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19225 Wilco Dijkstra <wilco.dijkstra@arm.com>
19227 [AArch64] Emit square root using the Newton series
19229 * config/aarch64/aarch64-protos.h
19230 (aarch64_emit_approx_rsqrt): Replace with new function
19231 "aarch64_emit_approx_sqrt".
19232 (cpu_approx_modes): New member "sqrt".
19233 * config/aarch64/aarch64.c
19234 (generic_approx_modes): New member "sqrt".
19235 (exynosm1_approx_modes): Likewise.
19236 (xgene1_approx_modes): Likewise.
19237 (aarch64_emit_approx_rsqrt): Replace with new function
19238 "aarch64_emit_approx_sqrt".
19239 (aarch64_override_options_after_change_1): Handle new option.
19240 * config/aarch64/aarch64-simd.md
19241 (rsqrt<mode>2): Use new function instead.
19242 (sqrt<mode>2): New expansion and insn definitions.
19243 * config/aarch64/aarch64.md: Likewise.
19244 * config/aarch64/aarch64.opt
19245 (mlow-precision-sqrt): Add new option description.
19246 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
19248 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19250 [AArch64] Add more choices for the reciprocal square root approximation
19252 Allow a target to prefer such operation depending on the operation mode.
19254 * config/aarch64/aarch64-protos.h
19255 (AARCH64_APPROX_MODE): New macro.
19256 (AARCH64_APPROX_{NONE,ALL}): Likewise.
19257 (cpu_approx_modes): New structure.
19258 (tune_params): New member "approx_modes".
19259 * config/aarch64/aarch64-tuning-flags.def
19260 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
19261 * config/aarch64/aarch64.c
19262 (generic_approx_modes): New core "cpu_approx_modes" structure.
19263 (exynosm1_approx_modes): Likewise.
19264 (xgene1_approx_modes): Likewise.
19265 (generic_tunings): New member "approx_modes".
19266 (cortexa35_tunings): Likewise.
19267 (cortexa53_tunings): Likewise.
19268 (cortexa57_tunings): Likewise.
19269 (cortexa72_tunings): Likewise.
19270 (exynosm1_tunings): Likewise.
19271 (thunderx_tunings): Likewise.
19272 (xgene1_tunings): Likewise.
19273 (use_rsqrt_p): New argument for the mode and use new member from
19275 (aarch64_builtin_reciprocal): Devise mode from builtin.
19276 (aarch64_optab_supported_p): New argument for the mode.
19277 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
19279 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
19281 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
19282 RS6000_BTM_MODULO flag into the set of flags that are considered
19283 to be part of the common configuration.
19285 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
19287 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
19288 difference unsigned.
19289 (vec_absdb): New macro for vector absolute difference unsigned
19291 (vec_absdh): New macro for vector absolute difference unsigned
19293 (vec_absdw): New macro for vector absolute difference unsigned word.
19294 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
19295 (vadu<mode>3): New insn.
19296 (*p9_vadu<mode>3): New insn.
19297 * config/rs6000/rs6000-builtin.def (vadub): New built-in
19299 (vaduh): New built-in definition.
19300 (vaduw): New built-in definition.
19301 (vadu): New overloaded built-in definition.
19302 (vadub): New overloaded built-in definition.
19303 (vaduh): New overloaded built-in definition.
19304 (vaduw): New overloaded built-in definition.
19305 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19306 overloaded vector absolute difference unsigned functions.
19307 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
19308 the ISA 3.0 vector absolute difference unsigned built-in functions.
19310 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
19312 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
19313 update shared_lookup_references only once after changing operands.
19315 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
19317 PR middle-end/71373
19318 * tree-nested.c (convert_nonlocal_omp_clauses)
19319 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
19321 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
19322 * tree.def (CASE_LABEL_EXPR): Likewise.
19324 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
19327 * input.c (test_builtins): Fix an assertion.
19329 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19331 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
19332 (paritysi2): Ditto.
19334 (isinf<mode>2): Ditto.
19336 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19338 * ggc-tests.c (test_finalization): Only test need_finalization_p
19339 for GCC_VERSION >= 4003.
19341 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19343 * config/s390/vecintrin.h: Fix file description in comment.
19345 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19347 * config/s390/s390-builtin-types.def: Change builtin type naming
19348 scheme to match builtin-types.def.
19350 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
19352 * fold-const.c (optimize_minmax_comparison): Remove.
19353 (fold_comparison): Remove call to the above.
19354 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
19355 New transformations.
19357 2016-06-13 Alan Hayward <alan.hayward@arm.com>
19359 PR tree-optimization/71416
19360 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
19363 2016-06-13 Martin Liska <mliska@suse.cz>
19365 * predict.c (enum predictor_reason): Prefix enum with REASON_.
19366 (combine_predictions_for_insn): Likewise.
19367 (prune_predictions_for_bb): Likewise.
19368 (combine_predictions_for_bb): Likewise.
19370 2016-06-13 Richard Biener <rguenther@suse.de>
19372 PR tree-optimization/71505
19373 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
19374 assert match comment.
19376 2016-06-13 Marek Polacek <polacek@redhat.com>
19378 PR middle-end/71476
19379 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
19380 gimplify_switch_expr.
19381 (warn_switch_unreachable_r): New function.
19383 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19386 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
19389 2016-06-13 Richard Biener <rguenther@suse.de>
19391 PR middle-end/64516
19392 * fold-const.c (fold_unary_loc): Preserve alignment when
19393 folding a VIEW_CONVERT_EXPR into a MEM_REF.
19395 2016-06-13 Martin Liska <mliska@suse.cz>
19398 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
19399 w/ -fsanitize=bounds.
19401 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
19403 * config/i386/i386.c (ix86_init_builtins): Calculate
19404 FLOAT128_FTYPE_CONST_STRING function type only once.
19405 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
19406 built-in functions are available for x86-32 and x86-64 targets.
19408 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
19411 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
19412 New primitive type.
19413 (FLOAT128_FTYPE_CONST_STRING): New function type.
19414 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
19415 [IX86_BUILTIN_NANSQ]: Ditto.
19416 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
19417 (ix86_init_builtin_types): Declare const_string_type_node.
19418 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
19420 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
19421 * doc/extend.texi (x86 Built-in Functions): Document
19422 __builtin_nanq and __builtin_nansq.
19424 2016-06-11 Jiong Wang <jiong.wang@arm.com>
19427 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
19428 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
19429 length for pop patterns.
19430 (arm_attr_length_push_multi): Update comments.
19431 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
19433 (*pop_multiple_with_writeback_and_return): Likewise.
19434 (*pop_multiple_with_return): Likewise.
19436 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
19438 PR middle-end/71310
19439 * fold-const.c (optimize_bit_field_compare): Don't try to use
19440 word_mode unconditionally for reading the bit field, look at
19441 DECL_BIT_FIELD_REPRESENTATIVE instead.
19443 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
19445 PR middle-end/71478
19446 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
19447 vector integer type.
19449 2016-06-10 Jakub Jelinek <jakub@redhat.com>
19451 PR middle-end/71494
19452 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
19453 without LABEL_DECL, set *handled_ops_p to false instead of true.
19455 2016-06-10 Martin Sebor <msebor@redhat.com>
19458 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
19459 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
19460 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
19462 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
19463 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
19464 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
19465 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
19466 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
19467 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
19468 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
19469 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
19471 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
19473 * config/arm/arm.h (pool_vector_label,
19474 return_used_this_function): Remove.
19476 2016-06-10 Jeff Law <law@redhat.com>
19478 PR tree-optimization/71335
19479 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
19480 zero length paths here.
19481 (convert_and_register_jump_thread_path): Remove hacks related to
19482 duplicated blocks in the jump thread path.
19483 (fsm_find_control_statement_thread_paths): Avoid putting the same
19484 block on the thread path twice, but ensure the thread path is
19485 unchanged from the caller's point of view.
19487 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
19489 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
19490 * predict.def (PRED_LOOP_BRANCH): Remove.
19492 2016-06-10 David Malcolm <dmalcolm@redhat.com>
19494 * Makefile.in (OBJS): Add ggc-tests.o.
19495 (GTFILES): Add ggc-tests.c.
19496 * ggc-tests.c: New file.
19497 * selftest-run-tests.c (selftest::run_tests): Call
19498 selftest::ggc_tests_c_tests.
19499 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
19501 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
19503 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
19505 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
19508 * varasm.c (place_block_symbol): Adjust alignment for asan protected
19509 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
19511 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
19513 * profile.c: Include cfgloop.h.
19514 (branch_prob): Compute estimated number of iterations.
19515 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
19516 recompute estimate number of iterations from profile.
19518 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
19520 PR inline-asm/68843
19521 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
19522 must be grouped on top of stack. Don't force early clobber
19523 on ordinary reg outputs.
19525 2016-06-10 Richard Biener <rguenther@suse.de>
19527 * targhooks.c (default_builtin_vectorization_cost): Adjust
19528 vec_construct cost.
19530 2016-06-10 Richard Biener <rguenther@suse.de>
19532 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
19533 to fold the RHS to a constant if possible.
19535 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
19537 PR middle-end/71373
19538 * tree-nested.c (convert_nonlocal_omp_clauses)
19539 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
19540 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
19541 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
19543 * gimplify.c (gimplify_adjust_omp_clauses): Discard
19545 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
19547 * omp-low.c (scan_sharing_clauses): Don't expect
19548 OMP_CLAUSE__CACHE_.
19550 2016-06-10 Alan Hayward <alan.hayward@arm.com>
19552 PR tree-optimization/71407
19553 PR tree-optimization/71416
19554 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
19555 BIT_FIELD_REF type.
19557 2016-06-10 Richard Biener <rguenther@suse.de>
19559 PR middle-end/71477
19560 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
19562 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
19564 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
19566 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
19567 Jiong Wang <jiong.wang@arm.com>
19569 PR rtl-optimization/70751
19570 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
19571 spilled into memory.
19573 2016-06-09 Jonathan Yong <10walls@gmail.com>
19576 2015-09-21 Jonathan Yong <10walls@gmail.com>
19578 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
19579 sysroot/usr/lib/32api for additional win32 libraries,
19580 fixes failing Cygwin bootstrapping.
19582 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
19584 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
19587 2016-06-09 David Malcolm <dmalcolm@redhat.com>
19590 * pretty-print.c (pp_indent): Specify that %p is printed in a
19591 host-dependent manner.
19592 (test_pp_format): Remove the test for %p.
19594 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
19596 * config/mips/mips.c (mips_output_jump): Fix formatting.
19598 2016-06-09 Richard Biener <rguenther@suse.de>
19600 PR tree-optimization/71462
19601 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
19604 2016-06-09 Martin Liska <mliska@suse.cz>
19606 * predict.c (dump_prediction): Add new argument.
19607 (enum predictor_reason): New enum.
19608 (struct predictor_hash): New struct.
19609 (predictor_hash::hash): New function.
19610 (predictor_hash::equal): Likewise.
19611 (not_removed_prediction_p): New function.
19612 (prune_predictions_for_bb): Likewise.
19613 (combine_predictions_for_bb): Prune predictions.
19615 2016-06-09 Martin Liska <mliska@suse.cz>
19617 * predict.c (filter_predictions): New function.
19618 (remove_predictions_associated_with_edge): Use the filter
19620 (equal_edge_p): New function.
19622 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
19624 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
19625 Correct usage of @samp vs @option, add @samp where appropriate.
19626 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
19627 Add armv6s-m and document it, as it is no official ARM name.
19629 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19631 * ifcvt.c (struct noce_if_info): Add transform_name field.
19632 (noce_try_move): Set if_info->transform_name to the function name.
19633 (noce_try_ifelse_collapse): Likewise.
19634 (noce_try_store_flag): Likewise.
19635 (noce_try_inverse_constants): Likewise.
19636 (noce_try_store_flag_constants): Likewise.
19637 (noce_try_addcc): Likewise.
19638 (noce_try_store_flag_mask): Likewise.
19639 (noce_try_cmove): Likewise.
19640 (noce_try_cmove_arith): Likewise.
19641 (noce_try_minmax): Likewise.
19642 (noce_try_abs): Likewise.
19643 (noce_try_sign_mask): Likewise.
19644 (noce_try_bitop): Likewise.
19645 (noce_convert_multiple_sets): Likewise.
19646 (noce_process_if_block): Print if_info->transform_name to
19647 dump_file if transformation succeeded.
19649 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19651 * config/arm/cortex-a57.md (cortex_a57_alu):
19654 2016-06-08 Martin Sebor <msebor@redhat.com>
19655 Jakub Jelinek <jakub@redhat.com>
19659 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
19660 BUILT_IN_MUL_OVERFLOW_P): New builtins.
19661 * builtins.c: Include gimple-fold.h.
19662 (fold_builtin_arith_overflow): Handle
19663 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
19664 (fold_builtin_3): Likewise.
19665 * doc/extend.texi (Integer Overflow Builtins): Document
19666 __builtin_{add,sub,mul}_overflow_p.
19668 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
19670 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
19671 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
19673 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
19675 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
19676 Rewrite, looking one level down for records and arrays.
19678 2016-06-08 David Malcolm <dmalcolm@redhat.com>
19680 * pretty-print.c: Include "selftest.h".
19681 (pp_format): Fix comment.
19682 (identifier_to_locale): Likewise.
19683 (selftest::test_basic_printing): New function.
19684 (selftest::assert_pp_format): New function.
19685 (selftest::test_pp_format): New function.
19686 (selftest::pretty_print_c_tests): New function.
19687 * selftest-run-tests.c (selftest::run_tests): Call
19688 selftest::pretty_print_c_tests.
19689 * selftest.h (pretty_print_c_tests): New declaration.
19691 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19693 * invoke.texi (max-loop-headers-insns): Document.
19694 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
19695 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
19696 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
19698 2016-06-08 Richard Biener <rguenther@suse.de>
19700 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
19701 on strided SLP loads and fall back to scalar loads in case
19702 we can't chunk them.
19704 2016-06-08 Richard Biener <rguenther@suse.de>
19706 PR tree-optimization/71452
19707 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
19708 type used for the SSA rewrite has enough precision to cover
19709 the dynamic type of the location.
19711 2016-06-08 Jakub Jelinek <jakub@redhat.com>
19712 Richard Biener <rguenther@suse.de>
19715 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
19716 the same as DECL_P (base0) for indirect_base0. Use equality_code
19717 in one further place.
19719 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
19721 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
19722 to one word if the field is known to overlap other words.
19723 (extract_bit_field_1): Likewise.
19724 (store_split_bit_field): Remove compensating code.
19725 (extract_split_bit_field): Likewise.
19727 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
19731 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
19733 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19735 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
19737 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
19738 (arch64_addpv4sf): Delete.
19739 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
19740 "gen_aarch64_addpv4sf".
19741 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
19743 (vpadds_f32): Likewise.
19744 (vpaddq_f32): Likewise.
19745 (vpaddq_f64): Likewise.
19747 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19749 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
19751 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
19752 to VALLF. Rename to "fabd<mode>3".
19753 "*fabd_scalar<mode>3): Delete.
19754 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
19756 (vabdd_f64): Likewise.
19757 (vabd_f32): Likewise.
19758 (vabd_f64): Likewise.
19759 (vabdq_f32): Likewise.
19760 (vabdq_f64): Likewise.
19762 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19764 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
19766 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
19767 "aarch64_rsqrts<mode>".
19768 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
19769 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
19771 (vrsqrtsd_f64): Likewise.
19772 (vrsqrts_f32): Likewise.
19773 (vrsqrts_f64): Likewise.
19774 (vrsqrtsq_f32): Likewise.
19775 (vrsqrtsq_f64): Likewise.
19777 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19779 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
19781 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
19782 "aarch64_rsqrte<mode>".
19783 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
19784 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
19786 (vrsqrted_f64): Likewise.
19787 (vrsqrte_f32): Likewise.
19788 (vrsqrte_f64): Likewise.
19789 (vrsqrteq_f32): Likewise.
19790 (vrsqrteq_f64): Likewise.
19792 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19794 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
19796 (fcvtzs): Likewise.
19797 (fcvtzu): Likewise.
19798 * config/aarch64/aarch64-simd.md
19799 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
19800 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
19801 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
19803 (vcvt_n_f32_u32): Likewise.
19804 (vcvt_n_s32_f32): Likewise.
19805 (vcvt_n_u32_f32): Likewise.
19806 (vcvtq_n_f32_s32): Likewise.
19807 (vcvtq_n_f32_u32): Likewise.
19808 (vcvtq_n_f64_s64): Likewise.
19809 (vcvtq_n_f64_u64): Likewise.
19810 (vcvtq_n_s32_f32): Likewise.
19811 (vcvtq_n_s64_f64): Likewise.
19812 (vcvtq_n_u32_f32): Likewise.
19813 (vcvtq_n_u64_f64): Likewise.
19814 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
19815 (VSDQ_SDI): Likewise.
19816 (fcvt_target): Support V4DI, V4SI and V2SI.
19817 (FCVT_TARGET): Likewise.
19819 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19821 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
19822 (TYPES_BINOP_SUS): Likewise.
19823 (aarch64_simd_builtin_data): Update include file name.
19824 (aarch64_builtins): Likewise.
19825 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
19826 for conversion between scalar float-point and fixed-point.
19828 (fcvtzs): Likewise.
19829 (fcvtzu): Likewise.
19830 * config/aarch64/aarch64.md
19831 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
19832 pattern for conversion between scalar float to fixed-pointer.
19833 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
19834 (UNSPEC_FCVTZS): New UNSPEC enumeration.
19835 (UNSPEC_FCVTZU): Likewise.
19836 (UNSPEC_SCVTF): Likewise.
19837 (UNSPEC_UCVTF): Likewise.
19838 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
19840 (vcvtd_n_f64_u64): Likewise.
19841 (vcvtd_n_s64_f64): Likewise.
19842 (vcvtd_n_u64_f64): Likewise.
19843 (vcvtd_n_f32_s32): Likewise.
19844 (vcvts_n_f32_u32): Likewise.
19845 (vcvtd_n_s32_f32): Likewise.
19846 (vcvts_n_u32_f32): Likewise.
19847 * config/aarch64/iterators.md (fcvt_target): Support integer to float
19849 (FCVT_TARGET): Likewise.
19850 (FCVT_FIXED2F): New iterator.
19851 (FCVT_F2FIXED): Likewise.
19852 (fcvt_fixed_insn): New define_int_attr.
19854 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19856 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
19857 some statements was removed.
19859 2016-06-08 Alan Hayward <alan.hayward@arm.com>
19861 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
19862 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
19863 (vect_can_advance_ivs_p): likewise.
19864 (vect_update_ivs_after_vectorizer): likewise.
19865 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
19866 (vect_analyze_scalar_cycles_1): likewise.
19867 (vect_analyze_loop_operations): likewise.
19868 (report_vect_op): likewise.
19869 (vect_is_slp_reduction): likewise.
19870 (vect_is_simple_reduction): likewise.
19871 (get_initial_def_for_induction): likewise.
19872 (vect_transform_loop): likewise.
19873 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
19874 (vect_recog_sad_pattern): likewise.
19875 (vect_recog_widen_sum_pattern): likewise.
19876 (vect_recog_widening_pattern): likewise.
19877 (vect_recog_divmod_pattern): likewise.
19878 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
19879 (vect_analyze_slp_instance): likewise.
19880 (vect_transform_slp_perm_load): likewise.
19881 (vect_schedule_slp_instance): likewise.
19883 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19885 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
19886 (return_prediction): PRED_CONST_RETURN predict return as not taken.
19887 * predict.def (PRED_CONTINUE): Change hitrate 50->67
19888 (PRED_LOOP_BRANCH): Document predictor as broken.
19889 (PRED_LOOP_EXIT): Change hitrate 91->92.
19890 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
19891 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
19892 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
19893 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
19894 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
19895 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
19896 (PRED_CALL): Chane hitrate 71->67.
19897 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
19898 (PRED_GOTO): Document as unused right now.
19899 (PRED_CONST_RETURN): Change hitrate 67->69
19900 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
19901 (PRED_NULL_RETURN): Change hitrate 91->90.
19902 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
19903 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
19904 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
19906 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
19908 * config/rs6000/altivec.h: Add __builtin_vec_mul.
19909 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
19910 special case Altivec builtin.
19911 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
19912 VSX_BUILTIN_VEC_MUL (replaced with special case code).
19913 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19914 code for ALTIVEC_BUILTIN_VEC_MUL.
19915 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19916 for __builtin_vec_mul.
19918 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
19920 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
19923 2016-06-07 David Malcolm <dmalcolm@redhat.com>
19925 * spellcheck.c (selftest::test_find_closest_string): New function.
19926 (spellcheck_c_tests): Call the above.
19928 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19930 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
19932 2016-06-07 Jakub Jelinek <jakub@redhat.com>
19934 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
19935 Yv=Yv,C alternatives.
19937 2016-06-07 Richard Biener <rguenther@suse.de>
19940 * common.opt (ffast-math): Make Optimization.
19942 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
19943 Prachi Godbole <prachi.godbole@imgtec.com>
19945 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
19946 `fabs' and `fneg' type attributes.
19947 (p5600_fpu_fabs): Add `fmove' to the comment.
19949 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19951 * gimple.c: Include builtins.h
19952 (gimple_inexpensive_call_p): New function.
19953 * gimple.h (gimple_inexpensive_call_p): Declare.
19954 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
19955 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
19958 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
19960 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
19961 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
19962 warning_at_rich_loc, warning_n, pedwarn, permerror,
19963 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
19964 sorry, fatal_error, internal_error, internal_error_no_backtrace):
19967 2016-06-07 Richard Biener <rguenther@suse.de>
19969 PR tree-optimization/71428
19970 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
19971 BIT_FIELD_REF op vs. load.
19973 2016-06-07 Richard Biener <rguenther@suse.de>
19975 PR middle-end/71423
19976 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
19979 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19981 * config/pa/pa.md (call): Generate indirect long calls to non-local
19982 functions on TARGET_64BIT.
19983 (call_value): Likewise.
19985 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19987 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
19988 pattern and subsequent splitters.
19989 (call_val_reg_64bit_post_reload): Likewise.
19991 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19993 PR middle-end/71408
19994 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
19995 propagate_op_to_single_use.
19997 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19999 PR middle-end/71281
20000 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
20002 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
20004 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
20005 (enum x86_dirflag_state): New enum.
20006 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
20007 (machine_function): Remove needs_cld.
20008 (ix86_current_function_needs_cld): Remove.
20009 * config/i386/i386.c (ix86_set_func_type): Set
20010 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
20011 (ix86_expand_prologue): Do not emit CLD here.
20012 (ix86_dirflag_mode_needed): New function.
20013 (ix86_dirflag_mode_entry): Ditto.
20014 (ix86_mode_needed): Handle X86_DIRFLAG entity.
20015 (ix86_mode_after): Ditto.
20016 (ix86_mode_entry): Ditto.
20017 (ix86_mode_exit): Ditto.
20018 (ix86_emit_mode_set): Ditto.
20019 * config/i386/i386.md (strmov_singleop): Set
20020 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
20021 Do not set ix86_current_function_needs_cld.
20023 (strset_singleop): Ditto.
20025 (cmpstrnqi_nz_1): Ditto.
20026 (cmpstrnqi_1): Ditto.
20027 (strlenqi_1): Ditto.
20029 2016-06-06 Jakub Jelinek <jakub@redhat.com>
20031 PR tree-optimization/71259
20032 * tree-vect-slp.c (vect_get_constant_vectors): For
20033 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
20034 one for constant op, and use COND_EXPR for non-constant.
20036 2016-06-06 David Malcolm <dmalcolm@redhat.com>
20038 * Makefile.in (OBJS): Add function-tests.o,
20039 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
20040 selftest-run-tests.o.
20041 (OBJS-libcommon): Add selftest.o.
20042 (OBJS-libcommon-target): Add selftest.o.
20043 (all.internal): Add "selftest".
20044 (all.cross): Likewise.
20045 (selftest): New phony target.
20046 (s-selftest): New target.
20047 (selftest-gdb): New phony target.
20048 (COLLECT2_OBJS): Add selftest.o.
20049 * bitmap.c: Include "selftest.h".
20050 (selftest::test_gc_alloc): New function.
20051 (selftest::test_set_range): New function.
20052 (selftest::test_clear_bit_in_middle): New function.
20053 (selftest::test_copying): New function.
20054 (selftest::test_bitmap_single_bit_set_p): New function.
20055 (selftest::bitmap_c_tests): New function.
20056 * common.opt (fself-test): New.
20057 * diagnostic-show-locus.c: Include "selftest.h".
20058 (make_range): New function.
20059 (test_range_contains_point_for_single_point): New function.
20060 (test_range_contains_point_for_single_line): New function.
20061 (test_range_contains_point_for_multiple_lines): New function.
20062 (assert_eq): New function.
20063 (test_get_line_width_without_trailing_whitespace): New function.
20064 (selftest::diagnostic_show_locus_c_tests): New function.
20065 * et-forest.c: Include "selftest.h".
20066 (selftest::test_single_node): New function.
20067 (selftest::test_simple_tree): New function.
20068 (selftest::test_disconnected_nodes): New function.
20069 (selftest::et_forest_c_tests): New function.
20070 * fold-const.c: Include "selftest.h".
20071 (selftest::assert_binop_folds_to_const): New function.
20072 (selftest::assert_binop_folds_to_nonlvalue): New function.
20073 (selftest::test_arithmetic_folding): New function.
20074 (selftest::fold_const_c_tests): New function.
20075 * function-tests.c: New file.
20076 * gimple.c: Include "selftest.h".
20077 Include "gimple-pretty-print.h".
20078 (selftest::verify_gimple_pp): New function.
20079 (selftest::test_assign_single): New function.
20080 (selftest::test_assign_binop): New function.
20081 (selftest::test_nop_stmt): New function.
20082 (selftest::test_return_stmt): New function.
20083 (selftest::test_return_without_value): New function.
20084 (selftest::gimple_c_tests): New function.
20085 * hash-map-tests.c: New file.
20086 * hash-set-tests.c: New file.
20087 * input.c: Include "selftest.h".
20088 (selftest::assert_loceq): New function.
20089 (selftest::test_accessing_ordinary_linemaps): New function.
20090 (selftest::test_unknown_location): New function.
20091 (selftest::test_builtins): New function.
20092 (selftest::test_reading_source_line): New function.
20093 (selftest::input_c_tests): New function.
20094 * rtl-tests.c: New file.
20095 * selftest-run-tests.c: New file.
20096 * selftest.c: New file.
20097 * selftest.h: New file.
20098 * spellcheck.c: Include "selftest.h".
20099 (selftest::levenshtein_distance_unit_test_oneway): New function,
20100 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
20101 (selftest::levenshtein_distance_unit_test): Likewise.
20102 (selftest::spellcheck_c_tests): Likewise.
20103 * toplev.c: Include selftest.h.
20104 (toplev::run_self_tests): New.
20105 (toplev::main): Handle -fself-test.
20106 * toplev.h (toplev::run_self_tests): New.
20107 * tree.c: Include "selftest.h".
20108 (selftest::test_integer_constants): New function.
20109 (selftest::test_identifiers): New function.
20110 (selftest::test_labels): New function.
20111 (selftest::tree_c_tests): New function.
20112 * tree-cfg.c: Include "selftest.h".
20113 (selftest::push_fndecl): New function.
20114 (selftest::test_linear_chain): New function.
20115 (selftest::test_diamond): New function.
20116 (selftest::test_fully_connected): New function.
20117 (selftest::tree_cfg_c_tests): New function.
20118 * vec.c: Include "selftest.h".
20119 (selftest::safe_push_range): New function.
20120 (selftest::test_quick_push): New function.
20121 (selftest::test_safe_push): New function.
20122 (selftest::test_truncate): New function.
20123 (selftest::test_safe_grow_cleared): New function.
20124 (selftest::test_pop): New function.
20125 (selftest::test_safe_insert): New function.
20126 (selftest::test_ordered_remove): New function.
20127 (selftest::test_unordered_remove): New function.
20128 (selftest::test_block_remove): New function.
20129 (selftest::reverse_cmp): New function.
20130 (selftest::test_qsort): New function.
20131 (selftest::vec_c_tests): New function.c.
20132 * wide-int.cc: Include selftest.h and wide-int-print.h.
20133 (selftest::from_int <wide_int>): New function.
20134 (selftest::from_int <offset_int>): New function.
20135 (selftest::from_int <widest_int>): New function.
20136 (selftest::assert_deceq): New function.
20137 (selftest::assert_hexeq): New function.
20138 (selftest::test_printing <VALUE_TYPE>): New function template.
20139 (selftest::test_ops <VALUE_TYPE>): New function template.
20140 (selftest::test_comparisons <VALUE_TYPE>): New function template.
20141 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
20143 (selftest::wide_int_cc_tests): New function.
20145 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20147 PR middle-end/37780
20148 * ifcvt.c (noce_try_ifelse_collapse): New function.
20150 (noce_process_if_block): Call noce_try_ifelse_collapse.
20151 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
20152 (simplify_ternary_operation): Use the above to simplify
20153 conditional CLZ/CTZ expressions.
20155 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20157 PR middle-end/37780
20158 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
20159 define_insn_and_split.
20161 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20163 PR middle-end/37780
20164 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
20166 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
20169 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
20170 Implicitly clobber memory for basic asm with non-empty assembler
20171 string. Use targetm.md_asm_adjust also here.
20172 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
20173 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
20174 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
20175 non-empty assembler string.
20176 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
20177 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
20178 (decode_asm_operands): Handle basic asm in PARALLEL block.
20179 (extract_insn): Handle basic asm in PARALLEL block.
20180 * doc/extend.texi: Mention new behavior of basic asm.
20181 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
20182 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
20183 branch_needs_nop_p): Use asm_noperands.
20185 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
20187 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
20188 Include the M7 SPARC DFA scheduler.
20189 New attribute v3pipe.
20190 Annotate insns with v3pipe where appropriate.
20191 Define cpu_feature vis4.
20192 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
20193 Add (V8QI "8") to vbits.
20194 Add insns {add,sub}v8qi3
20195 Add insns ss{add,sub}v8qi3
20196 Add insns us{add,sub}{v8qi,v4hi}3
20197 Add insns {min,max}{v8qi,v4hi,v2si}3
20198 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
20199 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
20200 * config/sparc/niagara4.md: Add a comment explaining the
20201 discrepancy between the documented latenty numbers and the
20203 * config/sparc/niagara7.md: New file.
20204 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
20205 supports SPARC5 and VIS 4.0 instructions.
20206 * configure: Regenerate.
20207 * config.in: Likewise.
20208 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
20209 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
20210 TARGET_CPU_niagara7.
20211 (ASM_CPU64_DEFAULT_SPEC): Likewise.
20212 (CPP_CPU_SPEC): Handle niagara7.
20213 (ASM_CPU_SPEC): Likewise.
20214 * config/sparc/sparc-opts.h (processor_type): Add
20215 PROCESSOR_NIAGARA7.
20216 (mvis4): New option.
20217 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
20218 (AS_NIAGARA7_FLAG): Define.
20219 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
20220 (CPP_CPU64_DEFAULT_SPEC): Likewise.
20221 (CPP_CPU_SPEC): Handle niagara7.
20222 (ASM_CPU_SPEC): Likewise.
20223 * config/sparc/sparc.c (niagara7_costs): Define.
20224 (sparc_option_override): Handle niagara7 and adjust cache-related
20225 parameters with better values for niagara cpus. Also support VIS4.
20226 (sparc32_initialize_trampoline): Likewise.
20227 (sparc_use_sched_lookahead): Likewise.
20228 (sparc_issue_rate): Likewise.
20229 (sparc_register_move_cost): Likewise.
20230 (dump_target_flag_bits): Support VIS4.
20231 (sparc_vis_init_builtins): Likewise.
20232 (sparc_builtins): Likewise.
20233 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
20235 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
20237 * config/sparc/sparc.opt (sparc_processor_type): New value
20239 * config/sparc/visintrin.h (__attribute__): Prototypes for the
20241 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
20243 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
20246 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
20248 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
20250 2016-06-06 Richard Biener <rguenther@suse.de>
20252 PR tree-optimization/71398
20253 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
20256 2016-06-05 James Bowman <james.bowman@ftdichip.com>
20258 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
20259 ft32_expand_prolog, ft32_expand_epilogue):
20260 Handle pretend_args.
20261 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
20262 * config/ft32/ft32.md: Add pretend_returner.
20264 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
20267 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
20268 Copy op1 RTX to avoid invalid sharing.
20269 (ix86_expand_vector_move_misalign): Ditto.
20271 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
20273 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
20276 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
20278 * predict.c (predicted_by_loop_heuristics_p): New function.
20279 (predict_iv_comparison): Use it.
20280 (predict_loops): Walk from innermost loops; do not predict edges
20281 leaving multiple loops multiple times; implement
20282 PRED_LOOP_ITERATIONS_MAX heuristics.
20283 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
20285 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
20287 * cfg.c (check_bb_profile): Do not report mismatched profiles when
20288 only edges out of BB are EH edges.
20290 2016-06-04 Martin Sebor <msebor@redhat.com>
20291 Marcin Baczyński <marbacz@gmail.com>
20294 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
20295 a void expression in a void function.
20297 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
20299 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
20300 aux; dump reasons of decisions.
20301 (should_duplicate_loop_header_p): Likewise.
20302 (do_while_loop_p): Likewise.
20303 (ch_base::copy_headers): Dump asi num insns duplicated.
20305 2016-06-04 Jakub Jelinek <jakub@redhat.com>
20307 PR tree-optimization/71405
20308 * tree-ssa.c (execute_update_addresses_taken): For clobber with
20309 incompatible type, build a new clobber with the right type instead
20310 of building a VIEW_CONVERT_EXPR around it.
20312 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
20314 PR tree-optimization/52171
20315 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
20316 by_pieces_ninsns instead of move_by_pieces_ninsns.
20318 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
20320 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
20321 for reg+reg addressing mode.
20323 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20325 * rs6000-c.c (c/c-tree.h): Add #include.
20326 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
20327 in C++ when found in the base position of vec_ld or vec_st.
20329 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
20331 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
20332 use of profile unless profile status is PROFILE_READ.
20333 * profile.c (compute_branch_probabilities): Set profile status
20334 only after reporting predictor hitrates.
20336 2016-06-03 Joseph Myers <joseph@codesourcery.com>
20340 * common.opt (ffp-int-builtin-inexact): New option.
20341 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
20342 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
20343 (ceil@var{m}2): Document dependence on this option.
20344 * ipa-inline-transform.c (inline_call): Handle
20345 flag_fp_int_builtin_inexact.
20346 * ipa-inline.c (can_inline_edge_p): Likewise.
20347 * config/i386/i386.md (rintxf2): Do not test
20348 flag_unsafe_math_optimizations.
20349 (rint<mode>2_frndint): New define_insn.
20350 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
20351 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
20352 for 387 instead of extending and truncating.
20353 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
20354 !flag_trapping_math instead of flag_unsafe_math_optimizations.
20355 Change to frndint<mode>2_<rounding>.
20356 (frndintxf2_<rounding>_i387): Likewise. Change to
20357 frndint<mode>2_<rounding>_i387.
20358 (<rounding_insn>xf2): Likewise.
20359 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
20360 !flag_trapping_math instead of flag_unsafe_math_optimizations for
20361 x87. Test TARGET_ROUND || !flag_trapping_math ||
20362 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
20363 SSE. Use ROUND_NO_EXC in constant operand of
20364 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
20365 for 387 instead of extending and truncating.
20367 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
20368 Julia Koval <julia.koval@intel.com>
20380 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
20381 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
20382 all registers, except for function return registers if there are
20383 no caller-saved registers.
20384 (ix86_set_func_type): New function.
20385 (ix86_set_current_function): Call ix86_set_func_type to set
20386 no_caller_saved_registers and func_type. Call reinit_regs if
20387 caller-saved registers are changed. Don't allow MPX, SSE, MMX
20388 nor x87 instructions in interrupt handler nor function with
20389 no_caller_saved_registers attribute.
20390 (ix86_function_ok_for_sibcall): Return false if there are no
20391 caller-saved registers.
20392 (type_natural_mode): Don't warn ABI change for MMX in interrupt
20394 (ix86_function_arg_advance): Skip for callee in interrupt handler.
20395 (ix86_function_arg): Return special arguments in interrupt handler.
20396 (ix86_promote_function_mode): Promote pointer to word_mode only
20397 for normal functions.
20398 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
20400 (ix86_epilogue_uses): New function.
20401 (ix86_hard_regno_scratch_ok): Likewise.
20402 (ix86_save_reg): Preserve all registers in interrupt handler
20403 after reload. Preserve all registers, except for function return
20404 registers, if there are no caller-saved registers after reload.
20405 (find_drap_reg): Always use callee-saved register if there are
20406 no caller-saved registers.
20407 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
20408 for interrupt handler.
20409 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
20410 Emit cld instruction if stringops are used in interrupt handler
20411 or interrupt handler isn't a leaf function.
20412 (ix86_expand_epilogue): Generate interrupt return for interrupt
20413 handler and pop the 'ERROR_CODE' off the stack before interrupt
20414 return in exception handler.
20415 (ix86_expand_call): Disallow calling interrupt handler directly.
20416 If there are no caller-saved registers, mark all registers that
20417 are clobbered by the call which returns as clobbered.
20418 (ix86_handle_no_caller_saved_registers_attribute): New function.
20419 (ix86_handle_interrupt_attribute): Likewise.
20420 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
20422 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
20423 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
20424 accumulation in interrupt function if stack may be realigned to
20426 (EPILOGUE_USES): New.
20427 (function_type): New enum.
20428 (machine_function): Add func_type and no_caller_saved_registers.
20429 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
20430 (interrupt_return): New pattern.
20431 * doc/extend.texi: Document x86 interrupt and
20432 no_caller_saved_registers attributes.
20434 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
20436 PR tree-optimization/52171
20437 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
20438 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
20439 Look for constant strings. Move some code to emit_block_cmp_hints
20441 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
20442 * defaults.h (COMPARE_MAX_PIECES): New macro.
20443 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
20444 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
20445 (clear_by_pieces_1): Don't declare. Move definition before use.
20446 (can_do_by_pieces): New static function.
20447 (can_move_by_pieces): Use it. Return bool.
20448 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
20449 OP. All callers changed. Handle COMPARE_BY_PIECES.
20450 (class pieces_addr); New.
20451 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
20452 pieces_addr::adjust, pieces_addr::increment_address,
20453 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
20455 (class op_by_pieces_d): New.
20456 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
20458 (class move_by_pieces_d, class compare_by_pieces_d,
20459 class store_by_pieces_d): New subclasses of op_by_pieces_d.
20460 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
20461 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
20462 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
20463 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
20464 compare_by_pieces_d::finish_mode): New member functions.
20465 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
20467 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
20468 (emit_block_cmp_hints): New function.
20469 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
20470 use the newly defined classes.
20471 * expr.h (by_pieces_constfn): New typedef.
20472 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
20473 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
20474 (move_by_pieces_ninsns): Don't declare.
20475 (can_move_by_pieces): Change return value to bool.
20476 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
20477 (compare_by_pieces_branch_ratio): New hook.
20478 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
20479 (by_pieces_ninsns): Declare.
20480 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
20482 (default_compare_by_pieces_branch_ratio): New function.
20483 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
20484 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
20485 * doc/tm.texi: Regenerate.
20486 * tree-ssa-strlen.c: Include "builtins.h".
20487 (handle_builtin_memcmp): New static function.
20488 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
20489 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
20491 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20493 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
20494 relevant stmts which are simple and invariant.
20495 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
20496 instead of simple and invariant
20498 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20500 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
20501 (vectorizable_reduction): Check for new relevant state.
20502 (vectorizable_live_operation): vectorize live stmts using
20503 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
20504 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
20505 (vect_stmt_relevant_p): Check for stmts which are only used live.
20506 (process_use): Use of a stmt does not inherit it's live value.
20507 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
20508 (vect_analyze_stmt): Check for new relevant state.
20509 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
20510 outside the loop, but not inside it.
20512 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20514 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
20515 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
20516 (vect_get_vec_def_for_operand): Split out code.
20518 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
20520 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
20522 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20524 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
20526 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20528 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
20530 2016-06-03 Jakub Jelinek <jakub@redhat.com>
20532 PR middle-end/71387
20533 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
20534 to noreturn e->callee->decl that has void return type and void
20535 arguments, adjust gimple_call_fntype and remove lhs even if it had
20536 previously addressable type.
20538 2016-06-02 Jeff Law <law@redhat.com>
20540 PR tree-optimization/71328
20541 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
20542 error when checking for a jump back onto the copied path.
20544 2016-06-02 David Malcolm <dmalcolm@redhat.com>
20546 * config/microblaze/microblaze.c (get_branch_target): Add return
20547 NULL_RTX for the non-CALL_P case.
20548 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
20549 (insert_wic): Remove unused local "j".
20551 2016-06-02 Martin Liska <mliska@suse.cz>
20553 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
20555 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
20556 Julia Koval <julia.koval@intel.com>
20558 * function.c (assign_parm_setup_stack): Force source into a
20559 register if needed.
20560 * target.def (function_incoming_arg): Update documentation to
20561 allow arbitrary address computation based on hard register.
20562 * doc/tm.texi: Regenerated.
20564 2016-06-02 Martin Liska <mliska@suse.cz>
20566 * predict.c (combine_predictions_for_bb): Fix first match in
20567 cases where a first predictor contains more than one occurence
20568 in list of predictors. Take the best value in such case.
20570 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20572 PR rtl-optimization/71295
20573 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
20574 offset would go over the size of the inner mode reject it.
20576 2016-06-02 Jakub Jelinek <jakub@redhat.com>
20578 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
20579 x=x,x and v=v,m instead of x=x,m.
20581 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
20582 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
20583 alternative to v=rm,C.
20585 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
20586 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
20587 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
20588 instead of vex for the last two above mentioned alternatives.
20590 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20593 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
20595 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
20597 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
20599 2016-06-01 David Malcolm <dmalcolm@redhat.com>
20601 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
20602 from int to unsigned.
20604 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
20606 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
20607 alternatives, eliminating preferred register class. Add support
20608 for the MTVSRDD instruction in ISA 3.0.
20609 (vsx_splat_v4si_internal): Use splat_input_operand instead of
20610 reg_or_indexed_operand.
20611 (vsx_splat_v4sf_internal): Likewise.
20613 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
20616 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
20617 for loading up all 0's or all 1's.
20619 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
20621 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
20623 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
20625 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
20627 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
20628 * gcc.c (set_source_date_epoch_envvar): New function, sets
20629 the SOURCE_DATE_EPOCH environment variable to the current time.
20631 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20633 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
20634 the factor for live Phi nodes.
20636 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20638 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
20639 * tree-parloops.c (parallelize_loops): likewise.
20640 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
20641 tree_unswitch_outer_loop): likewise.
20643 2016-06-01 Jakub Jelinek <jakub@redhat.com>
20645 PR middle-end/71371
20646 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
20647 around creation of the temporary.
20649 2016-06-01 Richard Biener <rguenther@suse.de>
20651 PR tree-optimization/71366
20652 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
20653 (unloop_loops): Move removing edges here ...
20654 (try_unroll_loop_completely): ... from here.
20655 (try_peel_loop): ... and here.
20656 (tree_unroll_loops_completely_1): Track parent loops via
20657 bitmap of header BBs.
20658 (tree_unroll_loops_completely): Adjust for that.
20660 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
20662 * config/rs6000/altivec.h (vec_slv): New macro.
20663 (vec_srv): New macro.
20664 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
20665 (UNSPEC_VSRV): New value.
20668 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
20669 (vsrv): New builtin definition.
20670 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
20671 define argument types for new builtin.
20672 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
20674 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
20677 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
20678 Jocelyn Mayer <l_indien@magic.fr>
20681 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
20682 detect processor family for signature_CENTAUR_ebx.
20683 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
20684 signature_CENTAUR_ebx.
20685 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
20686 <default>: Pass x86-64 for has_longmode.
20688 2016-06-01 Nathan Sidwell <nathan@acm.org>
20690 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
20693 2016-06-01 Richard Biener <rguenther@suse.de>
20695 PR tree-optimization/71261
20696 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
20697 of stmts successfully put in the bool pattern. Remove
20698 single-use restriction.
20699 (adjust_bool_pattern_cast): Add cast at the use site via the
20700 pattern def sequence.
20701 (adjust_bool_pattern): Remove recursion, maintain a hash-map
20702 of patterned defs. Use the pattern def seqence instead of
20703 multiple independent patterns.
20704 (sort_after_uid): New qsort compare function.
20705 (adjust_bool_stmts): New function to process stmts in the bool
20706 pattern in IL order.
20707 (vect_recog_bool_pattern): Adjust.
20708 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
20709 (ifcvt_walk_pattern_tree): Likewise.
20710 (stmt_is_root_of_bool_pattern): Likewise.
20711 (ifcvt_repair_bool_pattern): Likewise.
20712 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
20714 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20716 * loop-unroll.c (decide_unroll_constant_iterations,
20717 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
20718 likely upper bounds.
20719 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
20721 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
20723 * tree-core.h (enum omp_clause_code): Remove
20724 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
20726 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20728 * config/arm/sync.md (arm_store_exclusive<mode>):
20729 Use 'H' output modifier on operands[2] rather than creating a new
20730 entry in out-of-bounds memory of the operands array.
20731 (arm_store_release_exclusivedi): Likewise.
20733 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20735 * config/arm/arm.c (arm_fusion_enabled_p): New function.
20736 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
20737 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
20738 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
20740 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20742 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
20743 into account live statements for mask producers.
20745 2016-06-01 Richard Biener <rguenther@suse.de>
20747 PR tree-optimization/71311
20748 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
20749 restrict to non-INTEGER_CST @0.
20751 2016-06-01 Richard Biener <rguenther@suse.de>
20753 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
20754 (relational patterns): Use :c to avoid pattern duplications.
20756 2016-06-01 Richard Biener <rguenther@suse.de>
20758 * genmatch.c (comparison_code_p): New predicate.
20759 (swap_tree_comparison): New function.
20760 (commutate): Add for_vec parameter to append new for entries.
20761 Support commutating relational operators by swapping it alongside
20763 (lower_commutative): Adjust.
20764 (dt_simplify::gen): Do not pass artificial operators to gen
20766 (decision_tree::gen): Do not add artificial operators as parameters.
20767 (parser::parse_expr): Verify operator commutativity when :c is
20768 applied. Allow :C to override this.
20769 * match.pd: Adjust patterns to use :C instead of :c where required.
20771 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
20773 PR tree-optimization/71077
20774 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
20775 the combining step, use boolean_false_node and boolean_true_node
20776 as the designated false/true return values.
20778 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20780 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
20781 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
20782 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
20785 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20787 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
20788 of flags impliying the register renaming.
20789 * toplev.c (process_options): Do not imply flag_rename_registers with
20792 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20794 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
20795 default implementation.
20797 2016-05-31 Nathan Sidwell <nathan@acm.org>
20799 * dwarf2out.c (cur_line_info_table): Add GTY marker.
20801 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20803 * config/sh/constraints.md (b): Remove constraint.
20804 * config/sh/predicates.md (arith_reg_operand): Remove
20806 * config/sh/sh-modes.def (PDI): Remove.
20807 * config/sh/sh.c (sh_target_reg_class,
20808 sh_optimize_target_register_callee_saved): Remove functions.
20809 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
20810 (sh_expand_epilogue): Update comment.
20811 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
20812 sh_secondary_reload): Remove TARGET_REGS related code.
20813 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
20814 TARGET_REGISTER_P): Remove macros.
20815 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
20816 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
20817 TR1_REG, TR2_REG): Remove constants.
20818 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
20820 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20822 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
20823 define_expand patterns.
20824 (adddi3_compact): Rename to adddi3.
20825 (subdi3_compact): Rename to subdi3.
20826 (*negdi2): Rename to negdi2.
20827 (*abs<mode>2): Rename to abs<mode>2.
20829 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20831 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
20832 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
20833 (atomic_sub_fetchsi): ... this new pattern.
20834 (mvtc): Add CC_REG clobber.
20836 2016-05-31 Marek Polacek <polacek@redhat.com>
20838 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
20840 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20842 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
20843 aarch64_fusion_enabled_p to check for fusion capabilities.
20845 2016-05-31 Richard Biener <rguenther@suse.de>
20847 PR tree-optimization/71352
20848 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
20849 minus one and a negate.
20851 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20853 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
20854 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
20856 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
20857 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
20858 Remove use of aarch64_simd_attr_length_move, set length attribute
20860 (*aarch64_be_movoi): Likewise.
20861 (*aarch64_be_movci): Likewise.
20862 (*aarch64_be_movxi): Likewise.
20864 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20866 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
20867 It no longer does that.
20868 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
20870 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
20872 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
20873 attribute __unused__.
20875 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
20877 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
20878 * config/arm/arm.c (arm_arch_thumb1): Define.
20879 (arm_option_override): Initialize arm_arch_thumb1.
20880 * config/arm/arm.h (arm_arch_thumb1): Declare.
20881 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
20882 support Thumb-1 ISA.
20884 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
20887 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
20888 `Yv' for scalar operand.
20890 2016-05-31 Tom de Vries <tom@codesourcery.com>
20892 PR tree-optimization/69068
20893 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
20894 phis with more than two args.
20896 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
20898 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
20899 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
20902 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
20904 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
20906 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
20908 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
20909 cpu_32, cpu_64, tune_32 and tune_64.
20910 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
20912 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
20914 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
20916 2016-05-30 Andi Kleen <ak@linux.intel.com>
20918 * auto-profile.c (read_profile): Replace asserts with errors
20919 when file does not exist.
20920 * gcov-io.c (gcov_read_words): Dito.
20922 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20924 * tree-cfg.c (print_loop): Print likely upper bounds.
20926 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20928 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
20929 * opts.c (default_options): Enable peel loops at -O3.
20930 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
20931 (try_peel_loop): Do not re-peel already peeled loops;
20932 use likely upper bounds; fix profile updating.
20933 (pass_complete_unroll::execute): Initialize peeled_loops.
20935 2016-05-30 Martin Liska <mliska@suse.cz>
20937 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
20938 computed costs by frequency of BB they belong to.
20939 (get_scaled_computation_cost_at): New function.
20941 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
20942 Marc Glisse <marc.glisse@inria.fr>
20944 PR tree-optimization/71289
20945 * match.pd (-1 / B < A, A > -1 / B): New transformations.
20947 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20949 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
20951 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20953 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
20954 for peeled copies; avoid underflow when updating estimates; correctly
20955 scale loop profile.
20957 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20959 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
20960 r236875. Corrected oe3 to oe2 as obvious.
20962 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20964 PR middle-end/71269
20965 PR middle-end/71252
20966 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
20967 that inserted stmt will not dominate stmts that defines its operand.
20968 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
20969 (rewrite_expr_tree_parallel): Likewise.
20971 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20973 PR middle-end/71252
20974 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
20975 all fields including stmt_to_insert are swapped.
20977 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20979 * predict.h (force_edge_cold): Declare.
20980 * predict.c (force_edge_cold): New function.
20981 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
20983 (canonicalize_loop_induction_variables): Fix formating.
20985 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
20987 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
20988 (visium_expand_copysign): Use gen_int_mode directly.
20989 (visium_compute_frame_size): Minor tweaks.
20991 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20993 * tree-vect-loop.c (vect_analyze_loop_2): Use
20994 likely_max_stmt_executions_int.
20996 2016-05-30 Tom de Vries <tom@codesourcery.com>
20998 PR tree-optimization/69067
20999 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
21001 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
21004 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
21005 New peepholes to remove unneeded fild/fistp pairs.
21006 (define_peephole2 atomic_loaddi_fpu): Ditto.
21008 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21010 * predict.c (maybe_hot_frequency_p): Avoid division.
21012 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
21014 * doc/install.texi: Use https for shop.fsf.org.
21016 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21018 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
21019 likely_max_stmt_executions_int.
21021 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21023 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
21024 likely_max_stmt_executions_int.
21026 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21028 * profile.c (compute_branch_probabilities): Do not report hitrates
21030 (branch_prob): Report hitrates here.
21031 * predict.c (gimple_predict_edge): Do not assert profile status;
21032 fix formatting issues.
21034 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21036 * predict.c (edge_predicted_by_p): New function.
21037 (predict_paths_for_bb): Do not put multiple predictions of the same type
21040 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21042 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
21045 2016-05-28 Alan Modra <amodra@gmail.com>
21047 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
21049 2016-05-28 Alan Modra <amodra@gmail.com>
21051 PR rtl-optimization/71275
21052 * ira.c (ira): Free dominance info.
21054 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
21056 * doc/sourcebuild.texi: New address for upstream Go repository.
21058 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
21060 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
21061 (TARGET_ARM_V7M): Likewise.
21063 2016-05-26 Jeff Law <law@redhat.com>
21065 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
21066 (thread_across_edge): Remove calls to find_jump_threads_backwards.
21067 * passes.def: Add jump threading passes before DOM/VRP.
21068 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
21069 argument to a basic block from an edge. Remove tests which are
21071 (pass_data_thread_jumps, class pass_thread_jumps): New.
21072 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
21073 (make_pass_thread_jumps): Likewise.
21074 * tree-pass.h (make_pass_thread_jumps): Declare.
21076 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
21078 * config/visium/visium-protos.h (split_double_move): Rename into...
21079 (visium_split_double_move): ...this.
21080 (visium_split_double_add): Declare.
21081 * config/visium/visium.c (split_double_move): Rename into...
21082 (visium_split_double_move): ...this.
21083 (visium_split_double_add): New function.
21084 (visium_expand_copysign): Renumber operands for consistency.
21085 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
21086 (DFmode move splitter): Likewise.
21087 (*addi3_insn): Split by means of visium_split_double_add.
21088 (*adddi3_insn_flags): Delete.
21089 (*plus_plus_sltu<subst_arith>): New insn.
21090 (*subdi3_insn): Split by means of visium_split_double_add.
21091 (subdi3_insn_flags): Delete.
21092 (*minus_minus_sltu<subst_arith>): New insn.
21093 (*negdi2_insn): Split by means of visium_split_double_add.
21094 (*negdi2_insn_flags): Delete.
21096 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
21098 * configure.ac: Treat a --with-headers option without argument
21099 the same as the default (i.e. consult sys-include directory).
21100 * configure: Regenerate.
21102 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21104 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
21105 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
21107 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
21108 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
21110 2016-05-27 Jiong Wang <jiong.wang@arm.com>
21113 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
21114 tree-stdarg analysis results.
21115 (aarch64_setup_incoming_varargs): Likewise.
21117 2016-05-27 Jiong Wang <jiong.wang@arm.com>
21119 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
21120 va_list_gpr_counter_field and va_list_fpr_counter_field.
21122 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
21125 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
21126 * config/aarch64/aarch64.c
21127 (aarch64_cannot_change_mode_class): Remove function.
21128 * config/aarch64/aarch64-protos.h
21129 (aarch64_cannot_change_mode_class): Remove.
21131 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21133 * cfgloop.c (record_niter_bound): Record likely upper bounds.
21134 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
21135 get_likely_max_loop_iterations_int): New.
21136 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
21137 any_likely_upper_bound.
21138 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
21140 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
21141 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
21143 (unroll_loop_constant_iterations): Likewise.
21144 (unroll_loop_runtime_iterations): Likewise.
21145 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
21146 * lto-streamer-out.c (output_cfg): Likewise.
21147 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
21149 (canonicalize_loop_induction_variables): Dump likely upper bounds.
21150 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
21151 (likely_max_loop_iterations): New.
21152 (likely_max_loop_iterations_int): New.
21153 (likely_max_stmt_executions): New.
21154 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
21155 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
21156 likely_max_stmt_executions): Declare.
21158 2016-05-27 Marek Polacek <polacek@redhat.com>
21160 PR middle-end/71308
21161 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
21163 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21165 * config/s390/s390.md (2x risbg splitters): Use
21166 reg_overlap_mentioned_p instead of rtx_equal_p.
21168 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
21170 * combine.c (make_compound_operation): Take known zero bits into
21171 account when checking for possible zero_extend.
21173 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21175 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
21176 Use const_int_operand for operand 2 predicate. Simplify expand code
21179 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
21181 PR middle-end/71279
21182 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
21185 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21187 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
21188 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
21189 that returns CC_SESWPmode and CC_ZESWPmode.
21190 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
21192 (aarch64_rtx_costs): Likewise.
21194 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
21196 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
21197 for ISA 3.0 min/max support.
21198 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
21199 conditional move support.
21200 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
21201 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
21203 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
21204 conditional moves where the comparison type is different from move
21206 (fp_minmax): New code iterator for smin/smax.
21207 (minmax): New code attributes for min/max.
21208 (SMINMAX): Likewise.
21209 (smax<mode>3): Combine min, max insns into one insn using the
21210 fp_minmax code iterator. Add support for ISA 3.0 min/max
21211 instructions that don't need -ffast-math.
21212 (s<minmax><mode>3): Likewise.
21213 (smax<mode>3_vsx): Likewise.
21214 (smin<mode>3): Likewise.
21215 (s<minmax><mode>3_vsx): Likewise.
21216 (smin<mode>3_vsx): Likewise.
21217 (pre-VSX min/max splitters): Likewise.
21218 (s<minmax><mode>3_fpr): Likewise.
21219 (movsfcc): Rewrite floating point conditional moves to combine
21220 SFmode/DFmode into a single insn.
21221 (mov<mode>cc): Likewise.
21222 (movdfcc): Likewise.
21223 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
21224 SFDF2 iterators to handle all combinations.
21225 (fseldfsf4): Likewise.
21226 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
21227 (fseldfdf4): Likewise.
21228 (fselsfdf4): Likewise.
21229 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
21230 comparison instructions that set a 0/-1 mask, and use it for
21231 floating point conditional move via XXSEL.
21232 (fpmask<mode>): Likewise.
21233 (xxsel<mode>): Likewise.
21234 * config/rs6000/predicates.md (min_max_operator): Delete, no
21236 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
21237 instructions that generate a 0/-1 mask for use with XXSEL.
21238 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
21239 say whether floating point min/max is available, either through
21240 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
21241 (TARGET_MINMAX_DF): Likewise.
21243 2016-05-27 Alan Modra <amodra@gmail.com>
21245 PR rtl-optimization/71275
21246 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
21247 for update_equiv_regs and combine_and_move_insns.
21249 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
21251 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
21252 if_then_else or cond RTXes to calculate attribute value.
21253 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
21254 <attr "length_immediate>: Ditto.
21255 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
21256 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
21257 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
21258 <attr "type">: Ditto.
21259 <attr "prefix_data16">: Ditto.
21260 <attr "prefix_extra">: Ditto.
21261 <attr "length_immediate">: Ditto.
21262 <attr "prefix">: Ditto.
21263 (vec_set<mode>_0) <attr "isa">: Ditto.
21264 <attr "prefix_extra">: Ditto.
21265 <attr "length_immediate">: Ditto.
21266 <attr "prefix">: Ditto.
21267 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
21268 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
21269 (sse2_storelpd) <attr "prefix_data16">: Ditto.
21270 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
21271 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
21272 <attr "length_immediate">: Ditto.
21273 <attr "prefix">: Ditto.
21274 (sse2_movsd) <attr "length_immediate">: Ditto.
21275 <attr "prefix">: Ditto.
21276 (vec_concatv2df) <attr "isa">: Ditto.
21277 <attr "prefix">: Ditto.
21278 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
21279 (*vec_extractv2di_1) <attr "isa">: Ditto.
21280 <attr "type">: Ditto.
21281 <attr "length_immediate">: Ditto.
21282 <attr "prefix_rex">: Ditto.
21283 <attr "prefix_extra">: Ditto.
21284 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
21285 <attr "prefix_extra">: Ditto.
21286 <attr "length_immediate">: Ditto.
21287 (vec_concatv2di) <attr "isa">: Ditto.
21288 <attr "prefix_extra">: Ditto.
21289 <attr "length_immediate">: Ditto.
21290 <attr "prefix">: Ditto.
21292 2016-05-26 Martin Liska <mliska@suse.cz>
21294 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
21296 (operator+): Likewise.
21297 (operator-): Likewise.
21298 (comp_cost::operator+=): Likewise.
21299 (comp_cost::operator-=): Likewise.
21300 (comp_cost::operator/=): Likewise.
21301 (comp_cost::operator*=): Likewise.
21302 (operator<): Likewise.
21303 (operator==): Likewise.
21304 (operator<=): Likewise.
21305 (new_cost): Remove.
21306 (infinite_cost_p): Likewise.
21307 (add_costs): Likewise.
21308 (sub_costs): Likewise.
21309 (compare_costs): Likewise.
21310 (set_group_iv_cost): Use the newly introduced functions.
21311 (get_address_cost): Likewise.
21312 (get_shiftadd_cost): Likewise.
21313 (force_expr_to_var_cost): Likewise.
21314 (split_address_cost): Likewise.
21315 (ptr_difference_cost): Likewise.
21316 (difference_cost): Likewise.
21317 (get_computation_cost_at): Likewise.
21318 (determine_group_iv_cost_generic): Likewise.
21319 (determine_group_iv_cost_address): Likewise.
21320 (determine_group_iv_cost_cond): Likewise.
21321 (autoinc_possible_for_pair): Likewise.
21322 (determine_group_iv_costs): Likewise.
21323 (cheaper_cost_pair): Likewise.
21324 (iv_ca_recount_cost): Likewise.
21325 (iv_ca_set_no_cp): Likewise.
21326 (iv_ca_set_cp): Likewise.
21327 (iv_ca_cost): Likewise.
21328 (iv_ca_new): Likewise.
21329 (iv_ca_dump): Likewise.
21330 (iv_ca_narrow): Likewise.
21331 (iv_ca_prune): Likewise.
21332 (iv_ca_replace): Likewise.
21333 (try_add_cand_for): Likewise.
21334 (try_improve_iv_set): Likewise.
21335 (find_optimal_iv_set): Likewise.
21337 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
21339 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
21340 that internal functions will clobber all caller-saved registers.
21342 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
21344 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
21345 Return a better case_values_threshold when optimizing.
21347 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
21349 * config/aarch64/aarch64-simd.md (aarch64_combinez):
21350 Add ? to integer variant.
21351 (aarch64_combinez_be): Likewise.
21353 2016-05-26 Jakub Jelinek <jakub@redhat.com>
21355 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
21356 instead of x constraint.
21357 (vcvtps2ph256<mask_name>): Likewise.
21359 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
21360 alternative. Formatting fix.
21362 * config/i386/sse.md
21363 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
21365 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
21366 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
21367 maybe_evex prefix instead of vex.
21368 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
21369 EXT_REX_SSE_REG_P (op0) case in the splitter.
21371 2016-05-25 Jeff Law <law@redhat.com>
21373 PR tree-optimization/71272
21374 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
21375 Update comments. Add test for empty path.
21377 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
21379 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
21380 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
21381 special case builtin.
21382 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21383 code for ALTIVEC_BUILTIN_VEC_CMPNE.
21384 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21385 for __builtin_vec_cmpne.
21387 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
21389 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
21390 redundant test and bail out if the type of the new operand is not
21391 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
21393 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
21395 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
21396 (x_ix86_target_flags_explicit): Remove.
21397 * config/i386/i386.c (ix86_function_specific_save): Do not copy
21398 x_ix86_target_flags_explicit.
21399 (ix86_function_specific_restore): Ditto.
21401 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
21402 H.J. Lu <hongjiu.lu@intel.com>
21405 * common/config/i386/i386-common.c
21406 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
21407 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
21408 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
21409 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
21410 (-mgeneral-regs-only): Add new option.
21411 * config/i386/i386.c (ix86_option_override_internal): Don't enable
21412 x87 instructions if only general registers are allowed.
21413 (ix86_target_string): Add ix86_flags argument. Handle additional
21414 flags options through ix86_flags argument. Update all callers.
21415 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
21417 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21419 PR rtl-optimization/66940
21420 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
21421 decrementing desired_val will not overflow before performing these
21424 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
21426 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
21427 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
21428 * config/i386/i386.c (enum ix86_builtins): Add
21429 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
21430 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
21431 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
21432 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
21433 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
21434 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
21435 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
21436 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
21437 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
21438 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
21439 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
21440 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
21441 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
21442 __builtin_ia32_cvtps2dq512_mask.
21443 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
21444 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
21445 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
21446 * config/i386/sse.md
21447 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
21449 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
21450 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
21452 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
21453 (avx512f_vec_pack_sfix_v8df): New define_expand.
21454 (avx512f_roundpd512): Rename to ...
21455 (avx512f_round<castmode>512): ... this. Change iterator.
21456 (avx512f_roundps512_sfix): New define_expand.
21457 (round<mode>2_sfix): Change iterator.
21459 2016-05-25 Nick Clifton <nickc@redhat.com>
21461 * config/msp430/msp430.c (msp430_attr): Produce an error if a
21462 static interrupt handler is detected.
21463 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
21464 default linker script.
21465 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
21466 the low part of a symbolic pointer.
21468 2016-05-25 Richard Biener <rguenther@suse.de>
21470 PR tree-optimization/71261
21471 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
21472 interesting stmt instead of immediate uses when looking
21473 for the use operand to replace.
21475 2016-05-25 Martin Liska <mliska@suse.cz>
21477 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
21479 2016-05-25 Richard Biener <rguenther@suse.de>
21481 PR tree-optimization/71264
21482 * tree-vect-stmts.c (vect_init_vector): Properly deal with
21485 2016-05-25 Martin Liska <mliska@suse.cz>
21487 PR tree-optimization/71239
21488 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
21489 if DECL_SIZE is NULL.
21491 2016-05-25 Richard Biener <rguenther@suse.de>
21493 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
21494 * tree-if-conv.c (pass_data_if_conversion): Use it.
21496 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
21498 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
21499 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
21500 * varpool.c (varpool_node::get_availability): Likewise.
21502 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
21504 * config/rs6000/altivec.md (VNEG iterator): New iterator for
21505 VNEGW/VNEGD instructions.
21506 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
21507 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
21508 support for ISA 3.0 VNEGW/VNEGD instructions.
21510 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
21512 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
21513 pointers inside OACC_DATA regions.
21514 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
21515 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
21516 (gimplify_adjust_omp_clauses): Fix typo in comment.
21518 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
21520 * config/rs6000/altivec.md (VParity): New mode iterator for vector
21521 parity built-in functions.
21522 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
21524 (p9v_parity<mode>2): Likewise.
21525 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
21527 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
21528 (parity<mode>2): ISA 3.0 expander for vector parity.
21529 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
21531 (BU_P9_64BIT_MISC_0): Likewise.
21532 (BU_P9_MISC_0): Likewise.
21533 (BU_P9V_AV_1): Likewise.
21534 (BU_P9V_AV_2): Likewise.
21535 (BU_P9V_AV_3): Likewise.
21536 (BU_P9V_AV_P): Likewise.
21537 (BU_P9V_VSX_1): Likewise.
21538 (BU_P9V_OVERLOAD_1): Likewise.
21539 (BU_P9V_OVERLOAD_2): Likewise.
21540 (BU_P9V_OVERLOAD_3): Likewise.
21541 (VCTZB): Add vector count trailing zeros support.
21545 (VPRTYBD): Add vector parity support.
21546 (VPRTYBQ): Likewise.
21547 (VPRTYBW): Likewise.
21548 (VCTZ): Add overloaded vector count trailing zeros support.
21549 (VPRTYB): Add overloaded vector parity support.
21550 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21551 overloaded vector count trailing zeros and parity instructions.
21552 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
21553 vector parity support.
21554 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
21555 trailing zeros support.
21556 (vec_cntlz): Likewise.
21557 (vec_vctzb): Likewise.
21558 (vec_vctzd): Likewise.
21559 (vec_vctzh): Likewise.
21560 (vec_vctzw): Likewise.
21561 (vec_vprtyb): Add ISA 3.0 vector parity support.
21562 (vec_vprtybd): Likewise.
21563 (vec_vprtybw): Likewise.
21564 (vec_vprtybq): Likewise.
21565 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
21566 the ISA 3.0 vector count trailing zeros and vector parity built-in
21569 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21571 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
21572 when there is stmt_to_insert.
21574 2016-05-24 Martin Sebor <msebor@redhat.com>
21577 * tree.h (complete_or_array_type_p): New inline function.
21579 2016-05-24 Jakub Jelinek <jakub@redhat.com>
21581 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
21582 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
21583 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
21585 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
21586 Limit 1st alternative to noavx isa, split 2nd alternative into one
21587 noavx and one avx alternative, use *x and Bm in the former and
21588 x and m in the latter.
21590 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
21591 of sse4 for the first alternative, drop %v from the template
21592 and d operand modifier. Split second alternative into one sse4_noavx
21593 and one avx alternative, use *x instead of *v in the former and v
21594 instead of *v in the latter.
21595 (*sse4_1_extractps): Use noavx isa instead of * for the first
21596 alternative, drop %v from the template. Split second alternative into
21597 one noavx and one avx alternative, use *x instead of *v in the
21598 former and v instead of *v in the latter.
21599 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
21600 with noavx and the last one with avx.
21601 (sse4_1_phminposuw): Guard first alternative with noavx isa,
21602 split the second one into one noavx and one avx alternative,
21603 use *x and Bm in the former and x and m in the latter one.
21604 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
21607 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
21608 first two alternatives to noavx, use *x instead of *v in the second
21609 one, add avx alternative without *.
21610 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
21611 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
21612 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
21614 2016-05-24 Jeff Law <law@redhat.com>
21616 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
21617 New function, extracted from...
21618 (fsm_find_control_statement_thread_paths): Here. Use the new function.
21619 Allow simple copies and constant initializations in the SSA chain.
21621 2016-05-24 Marek Polacek <polacek@redhat.com>
21624 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
21627 2016-05-24 Jakub Jelinek <jakub@redhat.com>
21630 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
21631 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
21632 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
21633 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
21634 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
21636 2016-05-24 Richard Biener <rguenther@suse.de>
21638 PR tree-optimization/71240
21639 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
21642 2016-05-24 Richard Biener <rguenther@suse.de>
21644 PR tree-optimization/71230
21645 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
21647 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21649 * tree-vectorizer.h (vectorizable_comparison): Delete.
21650 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
21651 PURE_SLP_STMT check.
21652 * tree-vect-stmts.c (vectorizable_call): Likewise.
21653 (vectorizable_simd_clone_call): Likewise.
21654 (vectorizable_conversion): Likewise.
21655 (vectorizable_assignment): Likewise.
21656 (vectorizable_shift): Likewise.
21657 (vectorizable_operation): Likewise.
21658 (vectorizable_load): Likewise.
21659 (vectorizable_condition): Likewise.
21660 (vectorizable_store): Likewise. Assert that we don't have
21662 (vectorizable_comparison): Make static. Remove redundant
21663 PURE_SLP_STMT check.
21664 (vect_transform_stmt): Assert that we always have an slp_node
21667 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21669 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
21670 operands[2] against 1 with comparison against CONST1_RTX.
21671 (<shift>di3_neon): Likewise.
21672 * config/arm/predicates.md (const0_operand): Replace with comparison
21673 against CONST0_RTX.
21675 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21677 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
21678 operands[2] against 1 with comparison against CONST1_RTX.
21679 (ashrdi3): Likewise.
21680 (lshrdi3): Likewise.
21681 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
21683 (ashrsi3): Likewise.
21684 (lshrsi3): Likewise.
21685 (rotrsi3): Likewise.
21686 (define_split above *compareqi_eq0): Likewise.
21687 (define_split above "prologue"): Likewise.
21688 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
21689 * config/arm/predicates.md (shift_operator): Likewise.
21690 (shift_nomul_operator): Likewise.
21691 (sat_shift_operator): Likewise.
21692 (thumb1_cmp_operand): Likewise.
21693 (const_neon_scalar_shift_amount_operand): Replace manual range
21694 check with IN_RANGE.
21695 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
21696 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
21698 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21700 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
21701 with HOST_WIDE_INT_1.
21703 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
21704 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
21705 (arm_canonicalize_comparison): Likewise.
21706 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
21708 (thumb1_size_rtx_costs): Likewise.
21709 (vfp_const_double_index): Replace cast of 1 to unsigned
21710 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21711 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
21713 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
21714 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21715 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
21716 HOST_WIDE_INT with HOST_WIDE_INT_1.
21718 2016-05-24 Marek Polacek <polacek@redhat.com>
21720 * tree-cfg.h (should_remove_lhs_p): New predicate.
21721 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
21722 * gimplify.c (gimplify_modify_expr): Likewise.
21723 * tree-cfg.c (verify_gimple_call): Likewise.
21724 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
21725 * gimple-fold.c: Include "tree-cfg.h".
21726 (gimple_fold_call): Use should_remove_lhs_p.
21728 2016-05-24 Richard Biener <rguenther@suse.de>
21730 PR tree-optimization/71253
21731 * cfganal.h (control_dependences): Make robust against edge
21733 (control_dependences::control_dependences): Remove edge_list argument.
21734 (control_dependences::get_edge): Remove.
21735 (control_dependences::get_edge_src): Add.
21736 (control_dependences::get_edge_dest): Likewise.
21737 (control_dependences::m_el): Make a vector of edge src/dest index.
21738 * cfganal.c (control_dependences::find_control_dependence): Adjust.
21739 (control_dependences::control_dependences): Likewise.
21740 (control_dependences::~control_dependence): Likewise.
21741 (control_dependences::get_edge): Remove.
21742 (control_dependences::get_edge_src): Add.
21743 (control_dependences::get_edge_dest): Likewise.
21744 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
21746 (perform_tree_ssa_dce): Adjust.
21747 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
21749 (pass_loop_distribution::execute): Adjust. Do loop destroying
21750 conditional on changed.
21752 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21755 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
21756 return. Reindent transformation comment and mention the ARM state
21759 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21761 PR middle-end/71252
21762 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
21763 after build_and_add_sum creates new use stmt.
21765 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21767 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
21768 load_lanes/grouped_load classification comes first. Don't check
21769 whether the vectorization factor is a multiple of the group size
21772 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21774 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
21775 GROUP_GAP for single-element interleaving.
21776 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
21779 2016-05-24 Richard Biener <rguenther@suse.de>
21781 PR middle-end/70434
21783 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
21784 bases which are accessed with non-invariant indices.
21785 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
21786 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
21788 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21790 PR middle-end/71170
21791 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
21792 (add_to_ops_vec): Add stmt_to_insert.
21793 (add_repeat_to_ops_vec): Init stmt_to_insert.
21794 (insert_stmt_before_use): New.
21795 (transform_add_to_multiply): Remove mult_stmt insertion and add it
21797 (get_ops): Init stmt_to_insert.
21798 (maybe_optimize_range_tests): Likewise.
21799 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
21800 (rewrite_expr_tree_parallel): Likewise.
21801 (reassociate_bb): Likewise.
21803 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21806 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
21807 ISA 3.0 xxperm fusion alternative.
21808 (altivec_vperm_v8hiv16qi): Likewise.
21809 (altivec_vperm_<mode>_uns_internal): Likewise.
21810 (vperm_v8hiv4si): Likewise.
21811 (vperm_v16qiv8hi): Likewise.
21813 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21814 Kelvin Nilsen <kelvin@gcc.gnu.org>
21816 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
21817 vpermr/xxpermr on ISA 3.0.
21818 (altivec_expand_vec_perm_le): Likewise.
21819 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
21820 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
21823 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
21825 * config/i386/i386.h (IS_STACK_MODE): Enable for
21826 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
21827 SSE_FLOAT_MODE_P macros.
21828 * config/i386/i386.c (ix86_preferred_reload_class): Use
21829 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
21830 Cleanup regclass processing for CONST_DOUBLE_P.
21831 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
21832 (ix86_rtx_costs): Remove redundant TARGET_80387 check
21833 with IS_STACK_MODE macro.
21834 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
21836 (*movdf_internal): Use IS_STACK_MODE macro.
21837 (*movsf_internal): Ditto.
21839 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
21841 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
21842 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
21844 2016-05-23 Jeff Law <law@redhat.com>
21846 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
21848 (fsm_find_control_statement_thread_paths): Call it.
21850 2016-05-23 Martin Jambor <mjambor@suse.cz>
21853 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
21854 from_global_constant if t is not NULL.
21856 2016-05-23 Marek Polacek <polacek@redhat.com>
21859 * common.opt (Wswitch-unreachable): New option.
21860 * doc/invoke.texi: Document -Wswitch-unreachable.
21861 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
21864 2016-05-23 Bin Cheng <bin.cheng@arm.com>
21866 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
21867 TMR_INDEX is non-NULL.
21869 2016-05-23 Richard Biener <rguenther@suse.de>
21871 PR tree-optimization/71230
21872 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
21873 (try_special_add_to_ops): ... here. Always test for single-use.
21875 2016-05-23 Martin Jambor <mjambor@suse.cz>
21877 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
21878 default block if a PHI node in the original one would be resized.
21880 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21882 PR tree-optimization/58135
21883 * tree-vect-slp.c: When group size is not multiple
21884 of vector size, allow splitting of store group at
21887 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
21889 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
21891 2016-05-22 Jakub Jelinek <jakub@redhat.com>
21893 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
21894 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
21895 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
21898 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
21899 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
21900 v constraint instead of x and vinserti32x4 insn.
21902 * config/i386/sse.md (i128vldq): New mode iterator.
21903 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
21904 avx512dq and avx512vl alternatives.
21906 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
21907 constraint, use maybe_evex prefix instead of vex.
21908 (vec_dupv4sf): Use v constraint instead of x for output
21909 operand except for noavx alternative, use Yv constraint
21910 instead of x for input. Use maybe_evex prefix instead of vex.
21911 (*vec_dupv4si): Likewise.
21912 (*vec_dupv2di): Likewise.
21914 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
21916 PR middle-end/40921
21917 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
21918 (linearize_expr_tree): Call try_special_add_to_ops.
21919 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
21921 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21923 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
21924 to computed stack_usage.
21926 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
21929 * config/avr/avr.md (define_expand "mov<mode>"): If the source
21930 operand is subreg (symbol_ref) then move the symbol ref to register.
21932 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
21934 * tree.c (array_at_struct_end_p): Look through MEM_REF.
21936 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
21938 PR middle-end/71179
21939 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
21942 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21944 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
21945 ranges by calling get_single_symbol and tidy up. Look more closely
21946 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
21948 2016-05-20 Jeff Law <law@redhat.com>
21950 * bitmap.c (bitmap_find_bit): Remove useless test.
21952 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
21954 * function.c (thread_prologue_and_epilogue_insns): Commit the
21955 insertion of the epilogue.
21957 2016-05-20 Martin Jambor <mjambor@suse.cz>
21959 PR tree-optimization/70884
21960 * tree-sra.c (initialize_constant_pool_replacements): Do not check
21961 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
21962 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
21963 of constant pool data as a reason for scalarization.
21965 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21967 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
21968 for naked functions.
21969 (thumb1_expand_prologue): Likewise.
21971 2016-05-20 Nathan Sidwell <nathan@acm.org>
21973 * config/nvptx/nptx.c (nvptx_option_override): Only set
21974 flag_toplevel_reorder, if not explicitly specified. Set
21975 flag_no_common, unless explicitly specified.
21977 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21979 * calls.c (can_implement_as_sibling_call_p): Mark param
21980 reg_parm_stack_space with ATTRIBUTE_UNUSED.
21982 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
21984 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
21985 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
21986 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
21988 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
21989 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
21990 and CASE_CONST_ANY.
21992 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
21994 * config/nvptx/nvptx.md (sincossf3): New pattern.
21996 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21998 * calls.c (maybe_complain_about_tail_call): New function.
21999 (initialize_argument_information): Call
22000 maybe_complain_about_tail_call when clearing *may_tailcall.
22001 (can_implement_as_sibling_call_p): Call
22002 maybe_complain_about_tail_call when returning false.
22003 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
22004 ensure try_tail_call is set. Call maybe_complain_about_tail_call
22005 if tail-call optimization fails.
22006 * cfgexpand.c (expand_call_stmt): Initialize
22007 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
22008 * gimple-pretty-print.c (dump_gimple_call): Dump
22009 gimple_call_must_tail_p.
22010 * gimple.c (gimple_build_call_from_tree): Call
22011 gimple_call_set_must_tail with the value of
22012 CALL_EXPR_MUST_TAIL_CALL.
22013 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
22014 (gimple_call_set_must_tail): New function.
22015 (gimple_call_must_tail_p): New function.
22016 * print-tree.c (print_node): Update printing of TREE_STATIC
22017 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
22018 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
22019 trailing comment listing applicable flags.
22020 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
22022 2016-05-20 David Malcolm <dmalcolm@redhat.com>
22024 * calls.c (expand_call): Move "Rest of purposes for tail call
22025 optimizations to fail" to...
22026 (can_implement_as_sibling_call_p): ...this new function, and
22027 split into multiple "if" statements.
22029 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
22031 * cfgloop.h (expected_loop_iterations_unbounded,
22032 expected_loop_iterations): Unconstify.
22033 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
22034 profile with known upper bound; return 3 when profile is absent.
22035 (expected_loop_iterations): Update.
22037 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
22039 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
22040 and get_max_loop_iterations_int.
22042 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
22044 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
22045 realistic upper bounds here.
22047 2016-05-20 Jakub Jelinek <jakub@redhat.com>
22050 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
22051 calls if the LHS is variable length or has addressable type.
22052 If targets[0]->decl is a noreturn call with void return type and
22053 zero arguments, adjust fntype and remove lhs in that case.
22055 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
22057 PR tree-optimization/71079
22058 PR tree-optimization/71206
22059 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
22061 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22063 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
22064 (get_vec_alignment_for_array_decl): Likewise.
22065 (get_vec_alignment_for_record_decl): Likewise.
22066 (increase_alignment::execute): Move code to find alignment to
22067 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
22068 (type_align_map): New hash_map.
22070 2016-05-20 Richard Guenther <rguenther@suse.de>
22072 PR tree-optimization/29756
22073 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
22074 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
22075 * fold-const.c (operand_equal_p): Likewise.
22076 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
22077 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
22078 * tree-inline.c (estimate_operator_cost): Likewise.
22079 * tree-pretty-print.c (dump_generic_node): Likewise.
22080 * tree-ssa-operands.c (get_expr_operands): Likewise.
22081 * cfgexpand.c (expand_debug_expr): Likewise.
22082 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
22083 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
22084 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
22085 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
22086 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
22087 (execute_update_addresses_taken): Do it.
22089 2016-05-20 Richard Biener <rguenther@suse.de>
22091 PR tree-optimization/71185
22092 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
22093 register operations.
22095 2016-05-20 Richard Biener <rguenther@suse.de>
22097 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
22098 gimple_seq_add_seq_without_update.
22099 (release_bb_predicate): Assert we have no operands to free.
22100 (if_convertible_loop_p_1): Calculate post dominators later.
22101 Do not free BB predicates here.
22102 (combine_blocks): Do not recompute BB predicates.
22103 (version_loop_for_if_conversion): Save BB predicates around
22106 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
22108 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
22109 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
22110 code. Ignore sibcalls on EDGE_IGNORE edges.
22111 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
22112 on edges for sibcalls that run without prologue. The rest of the
22113 function is combined from...
22114 (fix_fake_fallthrough_edge): ... this, and ...
22115 (try_shrink_wrapping): ... a part of this. Remove the bb_with
22116 function argument, make it a local variable.
22118 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
22120 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
22121 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
22122 for 32-bit mode and SEH for 64-bit.
22123 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
22124 TARGET_64BIT_DEFAULT.
22126 2016-05-19 Ryan Burn <contact@rnburn.com>
22128 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
22129 * gengtype.c (open_base_files): Add cilk.h to ifiles.
22131 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
22133 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
22134 force pending loads from memory.
22136 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
22138 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
22139 (UNSPEC_DARN_32): New unspec constant.
22140 (UNSPEC_DARN_RAW): New unspec constant.
22141 (darn_32): New instruction.
22142 (darn_raw): New instruction.
22143 (darn): New instruction.
22144 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
22145 support and documentation for this macro.
22146 (BU_P9_MISC_1): New macro definition.
22147 (BU_P9_64BIT_MISC_0): New macro definition.
22148 (BU_P9_MISC_0): New macro definition.
22149 (darn_32): New builtin definition.
22150 (darn_raw): New builtin definition.
22151 (darn): New builtin definition.
22152 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
22153 RS6000_BUILTIN_0 directives to surround each occurrence of
22154 #include "rs6000-builtin.def".
22155 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
22156 RS6000_BTM_64BIT flags to the returned mask, depending on
22158 (def_builtin): Correct an error in the assignments made to the
22159 debugging variable attr_string.
22160 (rs6000_expand_builtin): Add support for no-operand built-in
22162 (builtin_function_type): Remove fatal_error assertion that is no
22164 (rs6000_common_init_builtins): Add support for no-operand built-in
22166 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
22168 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
22170 (RS6000_BTM_64BIT): New macro definition.
22171 * doc/extend.texi: Document __builtin_darn (void),
22172 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
22175 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
22177 * tree-vect-loop.c (vect_analyze_loop_2): Use also
22178 max_loop_iterations_int.
22180 2016-05-19 Marek Polacek <polacek@redhat.com>
22182 PR tree-optimization/71031
22183 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
22184 condition and adjust the code a bit.
22186 2016-05-19 Martin Liska <mliska@suse.cz>
22188 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
22189 auto_vec instead of vec.
22191 2016-05-19 Martin Liska <mliska@suse.cz>
22193 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
22195 2016-05-19 Martin Liska <mliska@suse.cz>
22197 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
22199 2016-05-19 Martin Liska <mliska@suse.cz>
22201 * ipa-pure-const.c (set_function_state): Remove an existing
22203 (remove_node_data): Do not free it as it's released
22204 in set_function_state.
22206 2016-05-19 Martin Liska <mliska@suse.cz>
22208 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
22211 2016-05-19 Martin Liska <mliska@suse.cz>
22213 * omp-simd-clone.c (simd_clone_adjust): Release vector.
22215 2016-05-19 Martin Liska <mliska@suse.cz>
22217 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
22218 an auto_vec instead of re-creating it.
22220 2016-05-19 Martin Liska <mliska@suse.cz>
22222 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
22223 auto_vec instead of vec.
22225 2016-05-19 Martin Liska <mliska@suse.cz>
22227 * lto-section-in.c (lto_get_section_data): Call
22228 lto_check_version with additional argument.
22229 * lto-streamer.c (lto_check_version): Add new argument.
22230 * lto-streamer.h (lto_check_version): Likewise.
22232 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22234 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
22235 Don't add cost of inner memory when handling sign-extended loads.
22237 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
22239 PR rtl-optimization/71148
22240 * cse.c (cse_main): Free dominance info.
22241 (rest_of_handle_cse): Don't free dominance info.
22242 (rest_of_handle_cse2): Likewise.
22243 (rest_of_handle_cse_after_global_opts): Likewise.
22245 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22248 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
22249 NULL_TREE early if NEON is not available. Remove now redundant check
22250 in ARM_CHECK_BUILTIN_MODE.
22252 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
22255 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
22256 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
22257 * doc/cpp.texi: Document new macros.
22259 2016-05-19 Bin Cheng <bin.cheng@arm.com>
22261 PR tree-optimization/69848
22262 * tree-vect-loop.c (vectorizable_reduction): Don't factor
22263 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
22265 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
22267 * function.c (thread_prologue_and_epilogue_insn): Move the
22268 "goto epilogue_done" one block later.
22270 2016-05-19 Richard Biener <rguenther@suse.de>
22272 PR tree-optimization/70729
22273 * passes.def: Move LIM pass before PRE. Remove no longer
22274 required copyprop and move first DCE out of the loop pipeline.
22276 2016-05-18 David Malcolm <dmalcolm@redhat.com>
22279 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
22280 (OBJS-libcommon-target): ...here.
22281 * opts-common.c: Include spellcheck.h.
22282 (cmdline_handle_error): Build a vec of valid options and use it
22283 to suggest provide hints for misspelled arguments.
22285 2016-05-18 Jakub Jelinek <jakub@redhat.com>
22288 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
22289 lhs if it has TREE_ADDRESSABLE type.
22291 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
22294 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
22295 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
22297 2016-05-18 Martin Jambor <mjambor@suse.cz>
22300 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
22301 input for NOP_EXPR pass-through functions.
22302 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
22303 aggregate global constant VAR_DECLs in constant jump functions.
22305 2016-05-18 Martin Jambor <mjambor@suse.cz>
22308 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
22309 from TREE_READONLY parameters.
22311 2016-05-18 Martin Jambor <mjambor@suse.cz>
22314 * cgraph.h (cgraph_indirect_call_info): New field
22315 guaranteed_unmodified.
22316 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
22317 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
22319 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
22320 pass the parameter value to ipa_find_agg_cst_for_param.
22321 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
22322 guaranteed_unmodified, store AA results there instead of bailing out
22324 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
22325 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
22326 (find_constructor_constant_at_offset): New function.
22327 (ipa_find_agg_cst_from_init): Likewise.
22328 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
22329 static initializers of contants, report back through a new paameter
22330 from_global_constant if that was the case.
22331 (try_make_edge_direct_simple_call): Also pass parameter value to
22332 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
22334 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
22335 (ipa_read_indirect_edge_info): Likewise.
22336 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
22337 (ipa_load_from_parm_agg): Likewise.
22339 2016-05-18 Jiong Wang <jiong.wang@arm.com>
22341 PR rtl-optimization/71150
22342 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
22345 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
22348 * config/rs6000/constraints.md (wE constraint): New constraint
22349 for a vector constant that can be loaded with XXSPLTIB.
22350 (wM constraint): New constraint for a vector constant of a 1's.
22351 (wS constraint): New constraint for a vector constant that can be
22352 loaded with XXSPLTIB and a vector sign extend instruction.
22353 * config/rs6000/predicates.md (xxspltib_constant_split): New
22354 predicates for wE/wS constraints.
22355 (xxspltib_constant_nosplit): Likewise.
22356 (easy_vector_constant): Add support for constants that can be
22357 loaded via XXSPLTIB.
22358 (all_ones_constant): New predicate for vector constant with all
22360 (splat_input_operand): Add support for ISA 3.0 word splat operations.
22361 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
22362 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
22363 instruction and possibly with a sign extension.
22364 (output_vec_const_move): Add support for XXSPLTIB. If we are
22365 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
22366 instead of XXLXOR/XXLORC.
22367 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
22369 (rs6000_legitimize_reload_address): Likewise.
22370 (rs6000_output_move_128bit): Use output_vec_const_move to emit
22372 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
22373 combine VSX_M and VSX_M2 into one iterator.
22374 (VSX_M2): Likewise.
22375 (VSINT_84): New iterators for loading constants with XXSPLTIB.
22376 (VSINT_842): Likewise.
22377 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
22378 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
22379 XXSPLTIB instruction.
22380 (xxspltib_<mode>_nosplit): Likewise.
22381 (xxspltib_<mode>_split): New insn to load up constants with
22382 XXSPLTIB and a sign extend instruction.
22383 (vsx_mov<mode>): Replace single move that handled all vector types
22384 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
22385 moves (when -mvsx-timode is in effect) into the main vector
22386 moves. Eliminate separate moves for <VSr> <VSa>, where the
22387 preferred register class (<VSr>) is listed first, and the
22388 secondary register class (<VSa>) is listed second with a '?' to
22389 discourage use. Prefer loading 0/-1 in any VSX register for ISA
22390 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
22391 that if the register was involved in a slow operation, the
22392 clear/set operation does not wait for the slow operation to
22393 finish. Adjust the length attributes for 32-bit mode. Use
22394 rs6000_output_move_128bit and drop the use of the string
22395 instructions for 32-bit movti when -mvsx-timode is in effect. Use
22396 spacing so that the alternatives and attributes don't generate
22397 long lines, and put things in columns, so that it is easier to
22398 match up the operands and attributes with the insn alternatives.
22399 (vsx_mov<mode>_64bit): Likewise.
22400 (vsx_mov<mode>_32bit): Likewise.
22401 (vsx_movti_64bit): Fold movti into normal vector moves.
22402 (vsx_movti_32bit): Likewise.
22403 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
22404 splat instructions.
22405 (vsx_splat_v4si_internal): Likewise.
22406 (vsx_splat_v4sf_internal): Likewise.
22407 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
22408 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
22409 extend vector elements.
22410 (vsx_sign_extend_hi_<mode>): Likewise.
22411 (vsx_sign_extend_si_v2di): Likewise.
22412 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
22414 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
22415 constraints. Add trailing period to wL documentation.
22417 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
22419 PR middle-end/71020
22420 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
22421 * tree-dfa.c (replace_abnormal_ssa_names): New function.
22422 * tree-call-cdce.c: Include tree-dfa.h.
22423 (can_guard_call_p): New function, extracted from...
22424 (can_use_internal_fn): ...here.
22425 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
22427 (shrink_wrap_one_built_in_call): Likewise.
22428 (use_internal_fn): Likewise.
22429 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
22430 and return void. Call replace_abnormal_ssa_names.
22431 (pass_call_cdce::execute): Check can_guard_call_p during the
22432 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
22433 will always change something.
22435 2016-05-18 Martin Jambor <mjambor@suse.cz>
22438 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
22439 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
22441 2016-05-18 Martin Jambor <mjambor@suse.cz>
22444 * ipa-inline.h (condition): New field size.
22445 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
22446 for comaprison and store it into the new condition.
22447 (evaluate_conditions_for_known_args): Use condition size to check
22448 access sizes for all but CHANGED conditions.
22449 (unmodified_parm_1): New parameter size_p, store access size into it.
22450 (unmodified_parm): Likewise.
22451 (unmodified_parm_or_parm_agg_item): Likewise.
22452 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
22453 (set_cond_stmt_execution_predicate): Extract access sizes and store
22454 them to conditions.
22455 (set_switch_stmt_execution_predicate): Likewise.
22456 (will_be_nonconstant_expr_predicate): Likewise.
22457 (will_be_nonconstant_predicate): Likewise.
22458 (inline_read_section): Stream condition size.
22459 (inline_write_summary): Likewise.
22461 2016-05-18 Richard Biener <rguenther@suse.de>
22463 * tree-ssa-loop-im.c (determine_max_movement): Properly add
22464 condition cost to PHI cost instead of total_cost.
22466 2016-05-18 Martin Liska <mliska@suse.cz>
22469 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
22472 2016-05-18 Richard Biener <rguenther@suse.de>
22474 * lto-streamer.h (LTO_major_version): Bump to 6.
22476 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
22478 * function.c (make_split_prologue_seq, make_prologue_seq,
22479 make_epilogue_seq): New functions, factored out from...
22480 (thread_prologue_and_epilogue_insns): Here.
22482 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
22484 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
22485 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
22486 of before. Add a comment.
22488 2016-05-18 Bin Cheng <bin.cheng@arm.com>
22490 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
22491 expression pointer, not pointer to the pointer.
22493 2016-05-18 Jakub Jelinek <jakub@redhat.com>
22495 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
22496 (avx2_pbroadcast<mode>): Add another alternative with v instead
22497 of x constraints in it, using <pbroadcast_evex_isa> isa.
22498 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
22500 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
22501 constraint x instead of v in second alternative, add avx512bw
22504 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
22505 constraint x instead of v in second alternative, add avx512bw
22508 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
22509 constraint x instead of v in second alternative, add avx512bw
22512 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
22513 avx512bw alternative.
22515 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
22517 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
22518 array to 128 chars.
22519 (define_insn "*andnottf3"): Ditto.
22520 (define_insn "*<code><mode>3"/any_logic): Ditto.
22521 (define_insn "*<code>tf3"/any_logic): Ditto.
22522 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
22523 operand to block AVX-512VL insn variant emit when it is not enabled.
22525 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
22527 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
22528 constraint fot SF mode.
22530 2016-05-18 Petr Murzin <petr.murzin@intel.com>
22531 Kirill Yukhin <kirill.yukhin@intel.com>
22533 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
22535 (define_insn "rsqrt14<mode>"): Ditto.
22536 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
22537 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
22538 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
22539 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
22540 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
22542 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
22543 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
22544 * config/i386/i386.c (ix86_print_operand): Expand check for size
22545 override codes for Intel syntax.
22547 2016-05-18 Richard Biener <rguenther@suse.de>
22549 PR tree-optimization/71168
22550 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
22551 initialization earlier.
22553 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
22555 * config/aarch64/aarch64-simd.md
22556 (aarch64_reduc_plus_internal<mode>): Rename to...
22557 (reduc_plus_scal): ...This, and remove previous implementation.
22559 2016-05-18 Richard Biener <rguenther@suse.de>
22561 * passes.def: Put late dse and cd_dce in canonical order.
22563 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
22565 * ipa-inline-transform.c (preserve_function_body_p): Look for
22566 first non-thunk clone.
22567 (save_function_body): Save into first non-thunk.
22568 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
22570 (lto_output_node): Inline thunks don't need body in every
22572 * lto-streamer-in.c: Do not fixup thunk clones.
22573 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
22575 * tree-inline.c (copy_bb): Be prepared for target node to be new after
22578 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
22580 PR middle-end/63586
22581 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
22582 (reassociate_bb): Call transform_add_to_multiply.
22584 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
22586 * config/aarch64/aarch64.c (all_extensions): Removed unused
22589 2016-05-17 Nathan Sidwell <nathan@acm.org>
22591 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
22592 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
22594 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
22596 PR tree-optimization/54579
22597 PR middle-end/55299
22598 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
22600 2016-05-17 Marek Polacek <polacek@redhat.com>
22603 * tree-inline.c (expand_call_inline): Call
22604 maybe_remove_unused_call_args.
22606 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
22608 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
22609 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
22610 * doc/md.texi (fmin@var{m}3): Likewise.
22612 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22614 * match.pd (X & C): New transformation.
22616 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22618 * match.pd (~X & Y): New transformation.
22620 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22622 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
22623 information for new SSA_NAME.
22624 (simplify_conversion_using_ranges): Get range through get_range_info
22625 instead of get_value_range.
22627 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22629 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
22630 Remove inline assembly.
22631 (vmvn_s16): Likewise.
22632 (vmvn_s32): Likewise.
22633 (vmvn_u8): Likewise.
22634 (vmvn_u16): Likewise.
22635 (vmvn_u32): Likewise.
22636 (vmvnq_s8): Likewise.
22637 (vmvnq_s16): Likewise.
22638 (vmvnq_s32): Likewise.
22639 (vmvnq_u8): Likewise.
22640 (vmvnq_u16): Likewise.
22641 (vmvnq_u32): Likewise.
22642 (vmvn_p8): Likewise.
22643 (vmvnq_p16): Likewise.
22645 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22647 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
22649 (vmul_n_s16): Likewise.
22650 (vmul_n_s32): Likewise.
22651 (vmul_n_u16): Likewise.
22652 (vmul_n_u32): Likewise.
22653 (vmulq_n_f32): Likewise.
22654 (vmulq_n_f64): Likewise.
22655 (vmulq_n_s16): Likewise.
22656 (vmulq_n_s32): Likewise.
22657 (vmulq_n_u16): Likewise.
22658 (vmulq_n_u32): Likewise.
22660 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22662 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
22663 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
22665 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22667 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
22668 to *aarch64_fma4_elt_from_dup<mode>.
22669 (*aarch64_fnma4_elt_to_128df): Rename to
22670 *aarch64_fnma4_elt_from_dup<mode>.
22671 * config/aarch64/arm_neon.h (vfma_n_f64): New.
22672 (vfms_n_f32): Likewise.
22673 (vfms_n_f64): Likewise.
22674 (vfmsq_n_f32): Likewise.
22675 (vfmsq_n_f64): Likewise.
22677 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
22679 * wide-int.h: Change fixed_wide_int_storage from class to struct.
22681 2016-05-17 Richard Biener <rguenther@suse.de>
22683 PR tree-optimization/71132
22684 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
22685 Only add control dependences for blocks in the loop.
22686 (build_rdg): Adjust.
22687 (generate_code_for_partition): Return whether loop should
22688 be destroyed and delay that.
22689 (distribute_loop): Likewise.
22690 (pass_loop_distribution::execute): Record loops to be destroyed
22691 and perform delayed destroying of loops.
22693 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22696 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
22698 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22700 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
22702 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
22705 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
22706 insertion point for instructions generated by validize_mem.
22708 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22710 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
22713 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22715 * config/aarch64/aarch64.c
22716 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
22717 rather than a macro.
22719 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22721 * doc/invoke.texi (AArch64 Options): Various updates.
22723 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22725 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
22726 into instrumentation thunks.
22727 * cif-code.def (CIF_CHKP): New.
22729 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
22731 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
22733 2016-05-16 Martin Jambor <mjambor@suse.cz>
22735 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
22736 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
22738 2016-05-16 Marek Polacek <polacek@redhat.com>
22740 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
22743 2016-05-16 Martin Jambor <mjambor@suse.cz>
22746 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
22747 the outlined kernel function.
22749 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
22751 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
22752 (ISA_HAS_DLSA): Ditto.
22754 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22756 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
22758 2016-05-16 Nathan Sidwell <nathan@acm.org>
22760 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
22761 (nvptx_name_replacement): Restore. Add comment.
22762 (write_fn_proto, write_fn_proto_from_insn,
22763 nvptx_output_call_insn): Restore
22764 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
22766 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22768 * config/aarch64/aarch64.md
22769 (add<mode>3_compareC_cconly_imm): Remove use of %w.
22770 (add<mode>3_compareC_imm): Likewise.
22771 (<optab>si3_uxtw): Split into register and immediate variants.
22772 (andsi3_compare0_uxtw): Likewise.
22773 (and<mode>3_compare0): Likewise.
22774 (and<mode>3nr_compare0): Likewise.
22775 (stack_protect_test_<mode>): Don't use %x for memory operands.
22777 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22779 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
22781 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22783 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
22784 Split integer shifts into shift_reg and bfm.
22785 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
22786 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
22787 (ror<mode>3_insn): Likewise.
22788 (<optab>si3_insn_uxtw): Likewise.
22789 (<optab><mode>3_insn): Change to rotate_imm.
22790 (extr<mode>5_insn_alt): Likewise.
22791 (extrsi5_insn_uxtw): Likewise.
22792 (extrsi5_insn_uxtw_alt): Likewise.
22794 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22796 * doc/tm.texi: Regenerate.
22797 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
22798 (TARGET_INVALID_RETURN_TYPE): Remove.
22799 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
22800 TARGET_INVALID_RETURN_TYPE.
22801 * target.def (invalid_parameter_type): Remove.
22802 (invalid_return_type): Remove.
22804 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22806 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
22807 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
22809 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
22811 (preserve_function_body_p): No need to preserve function body
22812 * cif-codes.def (CIF_THUNK): Remove.
22813 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
22815 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22817 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
22819 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22821 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
22824 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22826 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
22827 (inline_small_functions): Do not look for function symbol when
22830 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22832 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
22835 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22836 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22837 Jiong Wang <jiong.wang@arm.com>
22839 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
22840 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
22841 Define __ARM_FP16_ARGS when appropriate.
22842 * config/arm/arm.c (arm_invalid_parameter_type): Remove
22844 (arm_invalid_return_type): Likewise.
22845 (TARGET_INVALID_PARAMETER_TYPE): Remove.
22846 (TARGET_INVALID_RETURN_TYPE): Remove.
22847 (aapcs_vfp_sub_candidate): Allow HFmode.
22848 (aapcs_vfp_allocate): Add comment. Support HFmode.
22849 (aapcs_vfp_allocate_return_reg): Likewise.
22850 (struct aapcs_cp_arg_layout): Slightly reword comments for
22851 is_return_candidate and allocate_return_reg.
22852 (output_mov_vfp): Update assert.
22853 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
22855 (arm_invalid_parameter_type): Remove.
22856 (amr_invalid_return_type): Remove.
22857 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
22858 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
22859 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
22861 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22863 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
22864 * config/aarch64/arch64-protos.h
22865 (aarch64_legitimize_reload_address): Remove.
22866 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
22869 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
22871 * configure.ac: Add ACX_NONCANONICAL_HOST.
22872 * configure: Regenerate.
22873 * Makefile.in: Set host_noncanonical.
22875 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
22878 * config/i386/i386.md (*movtf_internal): Before register allocation,
22879 do not allow FP constants for CM_MEDIUM memory model, allow only
22880 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
22881 (*movxf_internal): Ditto.
22882 (*movdf_internal): Ditto.
22883 (*movsf_internal): Ditto.
22885 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
22887 PR rtl-optimization/67483
22888 * combine.c (make_compound_operation): Don't call extract_left_shift
22889 with negative shift amounts.
22891 2016-05-13 Jakub Jelinek <jakub@redhat.com>
22894 * fold-const.c (fold_checksum_tree): Allow modification
22895 of TYPE_ALIAS_SET during folding.
22897 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
22898 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
22899 (ix86_split_to_parts): Likewise. Fix up formatting.
22901 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
22903 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
22904 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
22907 2016-05-13 Nathan Sidwell <nathan@acm.org>
22909 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
22910 (nvptx_name_replacement): Delete.
22911 (write_fn_proto, write_fn_proto_from_insn,
22912 nvptx_output_call_insn): Remove nvptx_name_replacement call.
22913 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
22914 * langhooks.c (add_builtin_funcction_common): Call
22915 targetm.mangle_decl_assembler_name.
22917 * config/nvptx/nvptx.c (write_fn_proto): Handle
22918 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
22920 2016-05-13 Martin Liska <mliska@suse.cz>
22922 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
22923 and PRIu64 in printf format.
22925 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22927 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
22930 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22932 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
22933 Change --param max-completely-peeled-times to
22934 --param max-completely-peel-times in dump file printing.
22936 2016-05-13 Richard Biener <rguenther@suse.de>
22938 PR tree-optimization/42587
22939 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
22940 (find_bswap_or_nop_1): Likewise.
22941 (bswap_replace): Likewise.
22943 2016-05-13 Martin Liska <mliska@suse.cz>
22945 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
22946 Initialize a variable with default value.
22948 2016-05-13 Martin Liska <mliska@suse.cz>
22950 * doc/invoke.texi: Enhance explanation of error recovery
22953 2016-05-13 Martin Liska <mliska@suse.cz>
22955 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
22956 (struct cost_pair): Change inv_expr_id (int) to inv_expr
22957 (iv_inv_expr_ent *).
22958 (struct iv_inv_expr_ent): Comment struct fields.
22959 (sort_iv_inv_expr_ent): New function.
22960 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
22961 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
22962 a hash_map between iv_inv_expr_ent and number of usages.
22963 (niter_for_exit): Fix coding style.
22964 (tree_ssa_iv_optimize_init): Use renamed variable.
22965 (determine_base_object): Fix coding style.
22966 (alloc_iv): Likewise.
22967 (find_interesting_uses_outside): Likewise.
22968 (add_candidate_1): Likewise.
22969 (add_standard_iv_candidates): Likewise.
22970 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
22971 (prepare_decl_rtl): Fix coding style.
22972 (get_address_cost): Likewise.
22973 (get_shiftadd_cost): Likewise.
22974 (force_expr_to_var_cost): Likewise.
22975 (compare_aff_trees): Likewise.
22976 (get_expr_id): Restructure the function.
22977 (get_loop_invariant_expr_id): Renamed to
22978 get_loop_invariant_expr.
22979 (get_computation_cost_at): Replace usage of inv_expr_id with
22981 (get_computation_cost): Likewise.
22982 (determine_group_iv_cost_generic): Likewise.
22983 (determine_group_iv_cost_address): Likewise.
22984 (iv_period): Fix coding style.
22985 (iv_elimination_compare_lt): Likewise.
22986 (may_eliminate_iv): Likewise.
22987 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
22989 (determine_group_iv_costs): Dump invariant expressions.
22990 (iv_ca_recount_cost): Use the newly added hash_map.
22991 (iv_ca_set_remove_invariants): Fix coding style.
22992 (iv_ca_set_add_invariants): Fix coding style.
22993 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
22995 (iv_ca_set_cp): Likewise.
22996 (iv_ca_new): Initialize the newly added hash_map and remove
22997 initialization of fields.
22998 (iv_ca_free): Delete the hash_map.
22999 (iv_ca_dump): Dump invariant expressions.
23000 (iv_ca_extend): Fix coding style.
23001 (try_add_cand_for): Likewise.
23002 (create_new_ivs): Dump information about # of avg iterations and
23003 # of used invariant expressions.
23004 (rewrite_use_compare): Fix coding style.
23005 (free_loop_data): Set default value for max_inv_expr_id.
23007 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
23009 * cse.c (rest_of_handle_cse): Use cleanup_cfg
23010 returned value cse_cfg_altered computation.
23011 (rest_of_handle_cse2): Likewise.
23012 (rest_of_handle_cse_after_global_opts): Likewise.
23014 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23017 * config/arm/arm.c (arm32_output_mi_thunk): New.
23018 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
23019 to split Thumb1 vs TARGET_32BIT functionality.
23020 (arm_thumb1_mi_thunk): New.
23022 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23024 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
23027 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23030 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
23032 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
23034 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
23035 (expand_builtin_trap): Emit a regular call.
23036 (set_builtin_user_assembler_name): Remove obsolete cases.
23037 * dse.c (scan_insn): Adjust.
23038 * except.c: Include calls.h.
23039 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
23040 emit a regular call to setjmp.
23041 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
23042 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
23043 (emit_block_move_via_libcall): Delete.
23044 (block_move_fn): Delete.
23045 (init_block_move_fn): Likewise.
23046 (emit_block_move_libcall_fn): Likewise.
23047 (emit_block_op_via_libcall): New function.
23048 (set_storage_via_libcall): Tidy up and use memset builtin.
23049 (block_clear_fn): Delete.
23050 (init_block_clear_fn): Likewise.
23051 (clear_storage_libcall_fn): Likewise.
23052 (expand_assignment): Call emit_block_move_via_libcall.
23053 Do not include gt-expr.h.
23054 * expr.h (emit_block_op_via_libcall): Declare.
23055 (emit_block_copy_via_libcall): New inline function.
23056 (emit_block_move_via_libcall): Likewise.
23057 (emit_block_comp_via_libcall): Likewise.
23058 (block_clear_fn): Delete.
23059 (init_block_move_fn): Likewise.
23060 (init_block_clear_fn): Likewise.
23061 (emit_block_move_via_libcall): Likewise.
23062 (set_storage_via_libcall): Add default parameter value.
23063 * libfuncs.h (enum libfunc_index): Remove obsolete values.
23064 (abort_libfunc): Delete.
23065 (memcpy_libfunc): Likewise.
23066 (memmove_libfunc): Likewise.
23067 (memcmp_libfunc): Likewise.
23068 (memset_libfunc): Likewise.
23069 (setbits_libfunc): Likewise.
23070 (setjmp_libfunc): Likewise.
23071 (longjmp_libfunc): Likewise.
23072 (profile_function_entry_libfunc): Likewise.
23073 (profile_function_exit_libfunc): Likewise.
23074 (gcov_flush_libfunc): Likewise.
23075 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
23076 and DECL_VISIBILITY on the declaration.
23077 (init_optabs): Do not initialize obsolete libfuncs.
23078 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
23079 * tree-core.h (ECF_RET1): Define.
23080 (ECF_TM_PURE): Adjust.
23081 (ECF_TM_BUILTIN): Likewise.
23082 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
23083 (build_common_builtin_nodes): Initialize abort builtin.
23084 Add ECF_RET1 on memcpy, memmove and memset builtins.
23085 Pass final flags for alloca and alloca_with_align builtins.
23086 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
23088 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
23089 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
23090 set_storage_via_libcall and call emit_block_copy_via_libcall.
23092 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
23094 * config/i386/i386.md (*call_got_x32): Change operand 0 to
23095 DImode before it is passed to ix86_output_call_operand.
23096 (*call_value_got_x32): Ditto for operand 1.
23098 2016-05-12 Jiong Wang <jiong.wang@arm.com>
23100 PR rtl-optimization/70904
23101 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
23102 reload for wide mode.
23104 2016-05-12 Marek Polacek <polacek@redhat.com>
23107 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
23108 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
23109 * langhooks.h (incomplete_type_error): Likewise.
23110 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
23111 parameter, pass it down to incomplete_type_error.
23112 * tree.h (size_in_bytes): New inline overload.
23113 (size_in_bytes_loc): Renamed from size_in_bytes.
23115 2016-05-12 Richard Biener <rguenther@suse.de>
23117 PR tree-optimization/71059
23118 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
23119 nary before looking up or entering the expression into the VN
23121 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
23122 Make sure to re-use NARYs without result as inserted by
23125 2016-05-12 Richard Biener <rguenther@suse.de>
23127 PR tree-optimization/71062
23128 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
23130 * tree-ssa-structalias.c (set_uids_in_ptset): Set
23131 vars_contains_restrict if the var is a restrict tag.
23132 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
23133 do not disambiguate pointers against it.
23134 (dump_points_to_solution): Re-structure and adjust for new
23135 vars_contains_restrict flag.
23136 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
23138 2016-05-12 Martin Liska <mliska@suse.cz>
23140 * doc/invoke.texi: Explain connection between
23141 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
23143 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
23145 PR tree-optimization/71006
23146 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
23147 consider COND_EXPR as a mask producer.
23149 2016-05-12 Marek Polacek <polacek@redhat.com>
23152 * opts.c (common_handle_option): Detect missing argument for --help^.
23154 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23157 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
23158 when popping the PC and within an interrupt handler routine.
23159 Add missing tab to output of "ldmfd".
23160 (output_return_instruction): Output LDMFD with SP update rather
23161 than POP when returning from interrupt handler.
23163 2016-05-12 Jakub Jelinek <jakub@redhat.com>
23165 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
23166 TARGET_64BIT && TARGET_AVX512DQ.
23167 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
23168 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
23169 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
23170 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
23171 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
23172 (*vec_extractv4si_zext): Add avx512dq alternative.
23173 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
23174 use v instead of x constraint in other alternatives where possible.
23176 * config/i386/sse.md (sse2_loadld): Use v instead of x
23177 constraint in alternatives 0,1,4.
23179 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
23180 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
23181 v constraints instead of x and <pinsr_evex_isa> isa attribute.
23184 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
23185 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
23186 is not emitted unless TARGET_AVX512BW.
23187 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
23188 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
23189 for the result operand.
23191 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
23192 constraint instead of x in avx alternatives. Use maybe_evex instead
23195 * config/i386/constraints.md (Yv): New constraint.
23196 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
23197 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
23198 * config/i386/i386.md (avx512fvecmode): New mode attr.
23199 (*pushtf): Use v constraint instead of x.
23200 (*movtf_internal): Likewise. For TARGET_AVX512VL and
23201 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
23202 (*absneg<mode>2): Use Yv constraint instead of x constraint.
23203 (*absnegtf2_sse): Likewise.
23204 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
23205 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
23206 avx512f alternatives.
23207 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
23209 2016-05-12 Richard Biener <rguenther@suse.de>
23211 PR tree-optimization/71060
23212 * tree-data-ref.c (initialize_data_dependence_relation): Do not
23213 require exact match of DR_BASE_OBJECT but only matching address and
23216 2016-05-12 Richard Biener <rguenther@suse.de>
23218 PR tree-optimization/70986
23219 * cfganal.c: Include cfgloop.h.
23220 (dfs_find_deadend): Prefer to take edges exiting loops.
23222 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23224 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
23225 compile and run time.
23227 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
23230 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
23232 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
23234 * config/i386/i386.c (legitimize_pic_address): Use
23235 copy_to_suggested_reg instead of gen_movsi.
23237 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
23239 * config/rs6000/predicates.md (quad_memory_operand): Move most of
23240 the code into quad_address_p and call it to share code with
23241 vsx_quad_dform_memory_operand.
23242 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
23244 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
23245 bit instead of being a separate word. Split -mpower9-dform into
23246 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
23247 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
23248 for the register class supporting 128-bit quad word memory offsets.
23249 (mode_supports_vsx_dform_quad): Helper function to return if the
23250 register class uses quad word memory offsets.
23251 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
23252 (rs6000_debug_reg_global): Always print if we are using LRA or not.
23253 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
23254 instructions are enabled, set up the appropriate addr_masks for
23256 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
23257 -mpower9-dform-scalar, instead of -mpower9-dform.
23258 (rs6000_option_override_internal): Split -mpower9-dform into two
23259 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
23260 -mpower9-dform switch sets or clears both. If we are not using
23261 the LRA register allocator, do not enable -mpower9-dform-vector by
23262 default. If we are using LRA, enable -mpower9-dform-vector and
23263 -mvsx-timode if it is appropriate. Issue a warning if either
23264 -mpower9-dform-vector or -mvsx-timode are explicitly used without
23266 (quad_address_offset_p): New helper function to return if the
23267 offset is legal for quad word memory instructions.
23268 (quad_address_p): New function to determin if GPR or vector
23269 register quad word memory addresses are legal.
23270 (mem_operand_gpr): Validate quad word address offsets.
23271 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
23272 d-form (register + offset) instructions.
23273 (offsettable_ok_by_alignment): Likewise.
23274 (rs6000_legitimate_offset_address_p): Likewise.
23275 (legitimate_lo_sum_address_p): Likewise.
23276 (rs6000_legitimize_address): Likewise.
23277 (rs6000_legitimize_reload_address): Add more debug statements for
23279 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
23280 d-form instructions.
23281 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
23282 d-form instructions. Distinguish different cases in debug
23283 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
23284 d-form instructions.
23285 (rs6000_preferred_reload_class): Likewise.
23286 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
23287 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
23288 of the ISA 2.06 indexed memory instructions.
23289 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
23290 use them to save/restore the saved vector registers instead of
23291 using Altivec instructions.
23292 (rs6000_emit_epilogue): Likewise.
23293 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
23294 (rs6000_opt_masks): Split -mpower9-dform into
23295 -mpower9-dform-scalar and -mpower9-dform-vector.
23296 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
23298 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
23299 ISA 3.0 vector indexed memory instructions, and fold the code into
23300 the normal mov<mode> patterns.
23301 (p9_vecstore_<mode>): Likewise.
23302 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
23304 (vsx_movti_64bit): Likewise.
23305 (vsx_movti_32bit): Likewise.
23306 * config/rs6000/constraints.md (wO constraint): New constraint for
23307 ISA 3.0 vector d-form support.
23308 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
23309 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
23310 include -mpower9-dform-vector until we switch over to LRA.
23311 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
23312 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
23313 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
23314 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23315 for -mpower9-dform and -mlra.
23316 * doc/md.texi (wO constraint): Document wO constraint.
23318 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
23320 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
23321 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
23322 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
23323 Move handling of non-insn arguments inline into the sole user:
23324 (output_trans_func): ...here.
23325 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
23326 in emitted function prototype.
23327 (output_internal_insn_latency_func): Ditto. Simplify.
23328 (output_internal_maximal_insn_latency_func): Ditto. Delete
23329 always-unused argument.
23330 (output_insn_latency_func): Ditto.
23331 (output_maximal_insn_latency_func): Ditto.
23333 2016-05-11 Richard Biener <rguenther@suse.de>
23335 PR tree-optimization/71055
23336 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
23337 sth with precision not equal to access size verify we don't chop
23340 2016-05-11 Richard Biener <rguenther@suse.de>
23343 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
23344 (dwarf2out_finish): Move retry_incomplete_types call ...
23345 (dwarf2out_early_finish): ... here.
23347 2016-05-11 Richard Biener <rguenther@suse.de>
23349 PR middle-end/71002
23350 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
23351 if the langhook insists on it.
23352 * fold-const.c (make_bit_field_ref): Add arg for the original
23353 reference and preserve its alias-set.
23354 (decode_field_reference): Take exp by reference and adjust it
23355 to the original memory reference.
23356 (optimize_bit_field_compare): Adjust callers.
23357 (fold_truth_andor_1): Likewise.
23358 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
23360 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
23362 PR middle-end/70807
23363 * cfgrtl.h (delete_insn_and_edges): Now return bool.
23364 * cfgrtl.c (delete_insn_and_edges): Likewise.
23365 * config/i386/i386.c (convert_scalars_to_vector): Remove
23367 * cse.c (cse_insn): Compute cse_cfg_altered.
23368 (delete_trivially_dead_insns): Likewise.
23369 (cse_cc_succs): Likewise.
23370 (rest_of_handle_cse): Free dominance info if required.
23371 (rest_of_handle_cse2): Likewise.
23372 (rest_of_handle_cse_after_global_opts): Likewise.
23374 2016-05-11 Alan Modra <amodra@gmail.com>
23376 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
23377 abi_v4_pass_in_fpr): New functions.
23378 (rs6000_function_arg_boundary): Exclude complex IBM long double
23379 from 64-bit alignment when ABI_V4.
23380 (rs6000_function_arg, rs6000_function_arg_advance_1,
23381 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
23383 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
23385 PR rtl-optimization/71028
23386 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
23387 jump with just a return in the fallthrough block if the branch
23388 block contains just a return as well.
23390 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
23392 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
23393 * match.pd ((X & Y) ^ Y): ... this.
23394 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
23395 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
23397 2016-05-10 David Malcolm <dmalcolm@redhat.com>
23399 * read-md.c (require_char_ws): New function.
23400 (read_string): Simplify using require_char_ws.
23401 (handle_constants): Likewise.
23402 (handle_enum): Likewise.
23403 (handle_file): Likewise.
23404 * read-md.h (require_char_ws): New declaration.
23405 * read-rtl.c (read_conditions): Simplify using require_char_ws.
23406 (read_mapping): Likewise.
23407 (read_rtx_code): Likewise.
23408 (read_nested_rtx): Likewise.
23410 2016-05-10 James Norris <jnorris@codesourcery.com>
23412 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
23413 if offloading is enabled and -fopenacc or -fopenmp is specified.
23414 (CRTOFFLOADEND): Likewise.
23415 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
23416 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
23418 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
23420 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
23421 gotoff_operand code paths. Use copy_to_suggested_regs and
23422 expand_simple_binop where appropriate. Cleanup.
23424 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23427 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
23429 (dimode_scalar_chain::vector_const_cost): New.
23430 (dimode_scalar_chain::compute_convert_gain): Handle constants.
23431 (dimode_scalar_chain::convert_op): Likewise.
23432 (dimode_scalar_chain::convert_insn): Likewise.
23434 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
23436 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
23437 unary operation, not a binary one.
23439 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23441 PR middle-end/70877
23442 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
23443 calls with type casted fndecl.
23445 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23447 PR tree-optimization/70786
23448 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
23449 * calls.c (initialize_argument_information): Bind bounds
23450 with corresponding args passed by reference.
23452 2016-05-10 Jakub Jelinek <jakub@redhat.com>
23455 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
23456 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
23457 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
23460 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23463 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
23464 code for a zero scale factor.
23465 (vsx_xvcvdpuxds_scale): Likewise.
23467 2016-05-10 David Malcolm <dmalcolm@redhat.com>
23469 * diagnostic-show-locus.c (layout::layout): Call show_ruler
23470 if show_ruler_p was set on the context.
23471 (layout::show_ruler): New method.
23472 * diagnostic.h (struct diagnostic_context): Add field
23475 2016-05-10 Richard Biener <rguenther@suse.de>
23477 PR tree-optimization/71039
23478 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
23479 (chk_uses): New function.
23480 (propagate_with_phi): Verify we can safely replicate the lhs of an
23481 aggregate assignment on all incoming edges.
23483 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
23485 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
23487 (rx_atomic_sequence): New class.
23488 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
23489 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
23491 (rx_atomic_sequence::rx_atomic_sequence,
23492 rx_atomic_sequence::~rx_atomic_sequence): New functions.
23493 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
23494 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
23495 CTRLREG_INTB): New constants.
23496 (FETCHOP): New code iterator.
23497 (fethcop_name, fetchop_name2): New iterator code attributes.
23498 (QIHI): New mode iterator.
23499 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
23500 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
23501 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
23503 2016-05-10 Martin Liska <mliska@suse.cz>
23505 * tree-inline.c (remap_dependence_clique): Do not remap
23506 debugging statements.
23508 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23510 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
23511 ("*fixuns_truncdfdi2_z13")
23512 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
23513 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
23514 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
23516 2016-05-10 Richard Biener <rguenther@suse.de>
23518 PR tree-optimization/70497
23519 PR tree-optimization/28367
23520 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
23522 (visit_reference_op_load): ... here.
23523 (vn_reference_lookup_3): Use it to handle subreg-like accesses
23524 with simplified BIT_FIELD_REFs.
23525 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
23526 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
23529 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
23531 * dwarf2out.c (add_abstract_origin_attribute): Adjust
23532 documentation comment. For BLOCK nodes, add a
23533 DW_AT_abstract_origin attribute that points to the DIE generated
23534 for the origin BLOCK.
23535 (gen_lexical_block_die): Call add_abstract_origin_attribute for
23536 blocks from inlined functions.
23538 2016-05-10 Alan Modra <amodra@gmail.com>
23541 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
23542 regrename modifying insns saving lr before __morestack call.
23543 * config/rs6000/rs6000.md (split_stack_return): Similarly for
23544 insns restoring lr after __morestack call.
23546 2016-05-09 Jakub Jelinek <jakub@redhat.com>
23548 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
23549 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
23551 * config/i386/sse.md (vec_interleave_high<mode>,
23552 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
23553 <avx512>_vpermt2var<mode>3_maskz): Likewise.
23555 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
23557 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
23558 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
23559 parallel reassociation for power8 and forward.
23561 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
23563 * config/i386/i386.md (absneg splitters with general regs): Use
23564 general_reg_operand predicate.
23565 (btsq peephole2): Use x86_64_immediate_operand to check if new
23566 value is suitable for immediate operand. Generate emitted insn
23567 using RTL expressions.
23568 (btcq peephole2): Ditto.
23569 (btrq peephole2): Ditto. Generate correct immediate operand
23572 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
23574 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
23577 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
23579 * tree-affine.c (wide_int_constant_multiple_p): Add missing
23580 pointer dereference.
23582 2016-05-09 Richard Biener <rguenther@suse.de>
23584 PR tree-optimization/70985
23585 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
23586 op0 isn't a gimple register.
23588 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
23590 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
23591 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
23592 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
23593 (i6400_fpu_mult): New cpu units.
23594 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
23595 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
23596 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
23597 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
23598 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
23599 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
23600 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
23601 (i6400_msa_long_float4, i6400_msa_long_float5)
23602 (i6400_msa_long_float8, i6400_msa_fdiv_df)
23603 (i6400_msa_fdiv_sf): New reservations.
23604 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
23605 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
23606 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
23607 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
23608 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
23609 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
23610 (msa_short_cmp, msa_short_float2, msa_short_logic3)
23611 (msa_short_store4, msa_long_load, msa_short_store)
23612 (msa_long_logic, msa_long_float2, msa_long_float4)
23613 (msa_long_float5, msa_long_float8, msa_long_mult)
23614 (msa_long_fdiv, msa_long_div): New reservations.
23616 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
23617 Sameera Deshpande <sameera.deshpande@imgtec.com>
23618 Matthew Fortune <matthew.fortune@imgtec.com>
23619 Graham Stott <graham.stott@imgtec.com>
23620 Chao-ying Fu <chao-ying.fu@imgtec.com>
23622 * config.gcc: Add MSA header file for mips*-*-* target.
23623 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
23624 (Ubv8i, Urv8): New constraints.
23625 * config/mips/mips-ftypes.def: Add function types for MSA
23627 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
23628 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
23629 * config/mips/mips-msa.md: New file.
23630 * config/mips/mips-protos.h
23631 (mips_split_128bit_const_insns): New prototype.
23632 (mips_msa_idiv_insns): Likewise.
23633 (mips_split_128bit_move): Likewise.
23634 (mips_split_128bit_move_p): Likewise.
23635 (mips_split_msa_copy_d): Likewise.
23636 (mips_split_msa_insert_d): Likewise.
23637 (mips_split_msa_fill_d): Likewise.
23638 (mips_expand_msa_branch): Likewise.
23639 (mips_const_vector_same_val_p): Likewise.
23640 (mips_const_vector_same_bytes_p): Likewise.
23641 (mips_const_vector_same_int_p): Likewise.
23642 (mips_const_vector_shuffle_set_p): Likewise.
23643 (mips_const_vector_bitimm_set_p): Likewise.
23644 (mips_const_vector_bitimm_clr_p): Likewise.
23645 (mips_msa_vec_parallel_const_half): Likewise.
23646 (mips_msa_output_division): Likewise.
23647 (mips_ldst_scaled_shift): Likewise.
23648 (mips_expand_vec_cond_expr): Likewise.
23649 * config/mips/mips.c (enum mips_builtin_type): Add
23650 MIPS_BUILTIN_MSA_TEST_BRANCH.
23651 (mips_gen_const_int_vector_shuffle): New prototype.
23652 (mips_const_vector_bitimm_set_p): New function.
23653 (mips_const_vector_bitimm_clr_p): Likewise.
23654 (mips_const_vector_same_val_p): Likewise.
23655 (mips_const_vector_same_bytes_p): Likewise.
23656 (mips_const_vector_same_int_p): Likewise.
23657 (mips_const_vector_shuffle_set_p): Likewise.
23658 (mips_symbol_insns): Forbid loading symbols via immediate for
23660 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
23662 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
23664 (mips_lx_address_p): Add support load indexed address for MSA.
23665 (mips_address_insns): Add calculation of instructions needed for
23666 stores and loads for MSA.
23667 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
23668 CONST_VECTOR for MSA and let it fall through.
23669 (mips_ldst_scaled_shift): New function.
23670 (mips_subword_at_byte): Likewise.
23671 (mips_msa_idiv_insns): Likewise.
23672 (mips_legitimize_move): Validate MSA moves.
23673 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
23674 calculation of costs for MSA division.
23675 (mips_split_move_p): Check if MSA moves need splitting.
23676 (mips_split_move): Split MSA moves if necessary.
23677 (mips_split_128bit_move_p): New function.
23678 (mips_split_128bit_move): Likewise.
23679 (mips_split_msa_copy_d): Likewise.
23680 (mips_split_msa_insert_d): Likewise.
23681 (mips_split_msa_fill_d): Likewise.
23682 (mips_output_move): Handle MSA moves.
23683 (mips_expand_msa_branch): New function.
23684 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
23685 Reinstate 'y' modifier.
23686 (mips_file_start): Add MSA .gnu_attribute.
23687 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
23689 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
23690 (mips_class_max_nregs): Add register size for MSA supported mode.
23691 (mips_cannot_change_mode_class): Allow conversion between MSA
23692 vector modes and TImode.
23693 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
23695 (mips_secondary_reload_class): Force MSA loads/stores via memory.
23696 (mips_preferred_simd_mode): Add preffered modes for MSA.
23697 (mips_vector_mode_supported_p): Add MSA supported modes.
23698 (mips_autovectorize_vector_sizes): New function.
23699 (mips_msa_output_division): Likewise.
23700 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
23701 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
23702 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
23703 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
23704 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
23705 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
23706 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
23707 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
23708 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
23709 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
23710 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
23711 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
23712 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
23713 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
23714 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
23715 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
23716 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
23717 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
23718 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
23719 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
23720 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
23721 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
23722 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
23723 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
23724 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
23725 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
23726 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
23727 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
23728 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
23729 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
23730 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
23731 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
23732 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
23733 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
23734 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
23735 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
23736 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
23737 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
23738 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
23739 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
23740 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
23741 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
23742 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
23743 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
23744 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23745 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23746 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23747 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23748 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23749 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23750 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23751 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23752 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
23753 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
23754 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
23755 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
23756 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
23757 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
23758 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
23759 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
23760 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
23761 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
23762 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
23763 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
23764 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
23765 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
23766 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
23767 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
23768 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
23769 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
23770 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
23771 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
23772 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
23773 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
23774 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
23775 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
23776 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
23777 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
23778 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
23779 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
23780 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
23781 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
23782 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
23783 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
23784 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
23785 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
23786 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
23787 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
23788 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
23789 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
23790 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
23791 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
23792 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
23793 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
23794 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
23795 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
23796 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
23797 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
23798 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
23799 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
23800 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
23801 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
23802 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
23803 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
23804 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
23805 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
23806 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
23807 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
23808 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
23809 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
23810 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
23811 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
23812 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
23813 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
23814 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
23815 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
23816 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
23817 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
23818 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
23819 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
23820 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
23821 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
23822 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
23823 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
23824 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
23825 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
23826 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
23827 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
23828 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
23829 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
23830 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
23831 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
23832 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
23833 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
23834 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
23835 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
23836 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
23837 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
23838 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
23839 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
23840 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
23841 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
23842 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
23843 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
23844 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
23845 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
23846 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
23847 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
23848 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
23849 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
23850 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
23852 (mips_get_builtin_decl_index): New array.
23853 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
23854 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
23855 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
23856 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
23857 (mips_init_builtins): Initialize mips_get_builtin_decl_index
23859 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
23861 (mips_expand_builtin_insn): Prepare operands for
23862 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
23863 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
23864 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
23865 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
23866 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
23867 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
23868 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
23869 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
23870 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
23871 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
23872 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
23873 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
23874 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
23875 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
23876 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
23877 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
23878 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
23879 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
23880 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
23881 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
23882 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
23883 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
23884 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
23885 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
23886 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
23887 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
23888 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
23889 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
23890 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
23891 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
23892 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
23893 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
23894 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
23895 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
23896 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
23897 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
23898 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
23899 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
23900 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
23901 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
23902 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
23903 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
23904 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
23905 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
23906 These are set implicitly and an error is reported if overridden.
23907 (mips_expand_builtin_msa_test_branch): New function.
23908 (mips_expand_msa_shuffle): Likewise.
23909 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
23910 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
23911 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
23912 (mips_expand_vec_unpack): Add support for MSA.
23913 (mips_expand_vector_init): Likewise.
23914 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
23915 instead of const0_rtx.
23916 (mips_msa_vec_parallel_const_half): New function.
23917 (mips_gen_const_int_vector): Likewise.
23918 (mips_gen_const_int_vector_shuffle): Likewise.
23919 (mips_expand_msa_cmp): Likewise.
23920 (mips_expand_vec_cond_expr): Likewise.
23921 * config/mips/mips.h
23922 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
23923 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
23925 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
23926 (ISA_HAS_MSA): New macro.
23927 (UNITS_PER_MSA_REG): Likewise.
23928 (BITS_PER_MSA_REG): Likewise.
23929 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
23930 (MSA_REG_FIRST): New macro.
23931 (MSA_REG_LAST): Likewise.
23932 (MSA_REG_NUM): Likewise.
23933 (MSA_REG_P): Likewise.
23934 (MSA_REG_RTX_P): Likewise.
23935 (MSA_SUPPORTED_MODE_P): Likewise.
23936 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
23937 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
23938 * config/mips/mips.md: Include mips-msa.md.
23939 (alu_type): Add simd_add.
23940 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
23941 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
23942 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
23943 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
23944 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
23945 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
23946 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
23947 simd_move, simd_load, simd_store. Choose "multi" for moves
23949 (qword_mode): New attribute.
23950 (insn_count): Add instruction count for quad moves.
23951 Increase the count for MIPS SIMD division.
23952 (UNITMODE): Add UNITMODEs for vector types.
23953 (addsub): New code iterator.
23954 * config/mips/mips.opt (mmsa): New option.
23955 * config/mips/msa.h: New file.
23956 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
23958 * config/mips/mti-linux.h: Likewise.
23959 * config/mips/predicates.md
23960 (const_msa_branch_operand): New constraint.
23961 (const_uimm3_operand): Likewise.
23962 (const_uimm4_operand): Likewise.
23963 (const_uimm5_operand): Likewise.
23964 (const_uimm8_operand): Likewise.
23965 (const_imm5_operand): Likewise.
23966 (aq10b_operand): Likewise.
23967 (aq10h_operand): Likewise.
23968 (aq10w_operand): Likewise.
23969 (aq10d_operand): Likewise.
23970 (const_m1_operand): Likewise.
23971 (reg_or_m1_operand): Likewise.
23972 (const_exp_2_operand): Likewise.
23973 (const_exp_4_operand): Likewise.
23974 (const_exp_8_operand): Likewise.
23975 (const_exp_16_operand): Likewise.
23976 (const_vector_same_val_operand): Likewise.
23977 (const_vector_same_simm5_operand): Likewise.
23978 (const_vector_same_uimm5_operand): Likewise.
23979 (const_vector_same_uimm6_operand): Likewise.
23980 (const_vector_same_uimm8_operand): Likewise.
23981 (par_const_vector_shf_set_operand): Likewise.
23982 (reg_or_vector_same_val_operand): Likewise.
23983 (reg_or_vector_same_simm5_operand): Likewise.
23984 (reg_or_vector_same_uimm6_operand): Likewise.
23985 * doc/extend.texi (MIPS SIMD Architecture Functions): New
23987 * doc/invoke.texi (-mmsa): Document new option.
23989 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23991 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
23992 * configure: Regenerate.
23993 * config.in: Regenerate.
23994 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
23995 on -fvtable-verify.
23996 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
23997 (ENDFILE_VTV_SPEC): Define.
23999 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
24001 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
24002 registers in all interrupt handlers if necessary.
24003 (rl78_option_override): Add warning.
24004 (MUST_SAVE_MDUC_REGISTERS): New macro.
24005 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
24006 * config/rl78/rl78.c (check_mduc_usage): New function.
24007 (mduc_regs): New structure to hold MDUC register data.
24008 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
24009 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
24010 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
24011 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
24012 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
24013 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
24015 2016-05-09 Bin Cheng <bin.cheng@arm.com>
24017 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
24018 (tree-ssa-loop-niter.h): Ditto.
24019 (idx_within_array_bound, ref_within_array_bound): New functions.
24020 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
24021 Factor out check on writable base object to ...
24022 (base_object_writable): ... here.
24024 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24026 * config/arm/arm.md (probe_stack): Add modes to set source
24029 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
24031 * regrename.c (base_reg_class_for_rename): New static function.
24032 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
24034 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
24036 * cgraph.c (thunk_adjust): Export.
24037 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
24038 * cgraphunit.c (thunk_adjust): Export.
24039 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
24041 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
24043 * tree-inline.c (expand_call_inline): Expand thunks inline.
24045 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
24048 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
24049 (*sse2_vd_cvtss2sd): Ditto.
24050 * config/i386/i386.md
24051 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
24052 Generate *sse2_vd_cvtsd2ss pattern.
24053 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
24054 Generate *sse2_vd_cvtss2sd pattern.
24056 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
24058 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
24059 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
24062 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
24064 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
24065 * config/sh/sh.c: Define and declare variables on first use throughout
24067 (current_function_interrupt): Change to bool type.
24068 (frame_insn): Rename to emit_frame_insn and update users.
24069 (push_regs): Use bool for 'interrupt_handler' argument.
24070 (save_schedule_s): Remove.
24071 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
24072 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
24073 targetm.asm_out.unaligned_op.di.
24074 (gen_far_branch): Remove redundant forward declaration.
24075 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
24076 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
24077 (sh_set_return_address, sh_function_ok_for_sibcall,
24078 scavenge_reg): Update comments.
24079 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
24080 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
24081 (sh_attr_renesas_p): Remove unnecessary parentheses.
24082 (branch_dest): Simplify.
24083 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
24084 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
24085 (CUMULATIVE_ARGS): Change macro to typedef.
24086 (current_function_interrupt): Change to bool type.
24087 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
24088 Surround with __cplusplus ifdef.
24089 (sh_compare_op0, sh_compare_op1): Remove.
24090 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
24092 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
24094 * config/arm/arm.md (arch): Add neon.
24095 (arch_enabled): Return yes for arch neon when TARGET_NEON.
24096 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
24097 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
24098 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
24099 attributes for alt renumbering. Mark alt 3 as non-predicable.
24100 (thumb2_movdf_vfp): Likewise.
24102 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
24104 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
24105 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
24106 (*andqi_1): Add preferred_for_speed attribute to disparage
24107 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
24108 (*<code>qi_1): Ditto.
24109 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
24110 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
24111 (*ashlqi3_1): Ditto.
24112 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
24113 Add preferred_for_size attribute to disparage alternative 0 and
24114 preferred_for_speed attribute to disparage alternative 1 for
24115 TARGET_PARTIAL_REG_STALL targets.
24117 2016-05-07 Tom de Vries <tom@codesourcery.com>
24119 PR tree-optimization/70956
24120 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
24123 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
24125 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
24126 * config/sh/sh.c (sh_cbranch_distance): Implement it.
24127 * config/sh/sh.md (branch_zero): Remove define_attr.
24128 (define_delay): Disable delay slot if branch distance is one insn.
24130 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24132 * config/i386/i386.md (LEAMODE): New mode attribute.
24133 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
24134 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
24135 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
24136 operand 2 predicate.
24137 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
24138 (*lea<mode>_general_3): Ditto.
24139 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
24141 2016-05-06 Jakub Jelinek <jakub@redhat.com>
24143 * genmddump.c (main): Convert argv from char ** to const char **.
24145 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24147 * coretypes.h (OVERRIDE): New macro.
24148 (FINAL): New macro.
24150 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
24152 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
24153 allow coalescing if the types are compatible.
24155 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24157 * pass_manager.h (pass_manager::register_pass_name): New method.
24158 (pass_manager::get_pass_by_name): New method.
24159 (pass_manager::create_pass_tab): New method.
24160 (pass_manager::m_name_to_pass_map): New field.
24161 * passes.c (name_to_pass_map): Delete global in favor of field
24162 "m_name_to_pass_map" of pass_manager.
24163 (register_pass_name): Rename from a function to...
24164 (pass_manager::register_pass_name): ...this method, updating
24165 for renaming of global "name_to_pass_map" to field
24166 "m_name_to_pass_map".
24167 (create_pass_tab): Rename from a function to...
24168 (pass_manager::create_pass_tab): ...this method, updating
24169 for renaming of global "name_to_pass_map" to field.
24170 (get_pass_by_name): Rename from a function to...
24171 (pass_manager::get_pass_by_name): ...this method.
24172 (enable_disable_pass): Convert use of get_pass_by_name to
24173 a method call, locating the pass_manager singleton.
24175 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24177 * genattr-common.c (main): Convert argv from char ** to const char **.
24178 * genattr.c (main): Likewise.
24179 * genattrtab.c (main): Likewise.
24180 * genautomata.c (initiate_automaton_gen): Likewise.
24182 * gencodes.c (main): Likewise.
24183 * genconditions.c (main): Likewise.
24184 * genconfig.c (main): Likewise.
24185 * genconstants.c (main): Likewise.
24186 * genemit.c (main): Likewise.
24187 * genenums.c (main): Likewise.
24188 * genextract.c (main): Likewise.
24189 * genflags.c (main): Likewise.
24190 * genmddeps.c (main): Likewise.
24191 * genopinit.c (main): Likewise.
24192 * genoutput.c (main): Likewise.
24193 * genpeep.c (main): Likewise.
24194 * genpreds.c (main): Likewise.
24195 * genrecog.c (main): Likewise.
24196 * gensupport.c (init_rtx_reader_args_cb): Likewise.
24197 (init_rtx_reader_args): Likewise.
24198 * gensupport.h (init_rtx_reader_args_cb): Likewise.
24199 (init_rtx_reader_args): Likewise.
24200 * gentarget-def.c (main): Likewise.
24201 * read-md.c (read_md_files): Likewise.
24202 * read-md.h (read_md_files): Likewise.
24204 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24206 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
24207 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
24208 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
24209 Remove unused predicate.
24210 (register_and_not_fp_reg_operand): Ditto.
24212 2016-05-06 Martin Liska <mliska@suse.cz>
24214 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
24215 instead of vec as the vector is local to the function.
24217 2016-05-06 Jakub Jelinek <jakub@redhat.com>
24219 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
24220 avx512bw alternative.
24222 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
24223 before the ashr<mode>3 pattern.
24225 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
24226 v instead of x in vex or maybe_vex alternatives, use
24227 maybe_evex instead of vex in prefix.
24229 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
24230 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
24231 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
24232 in vex or maybe_vex alternatives, use maybe_evex instead of vex
24235 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
24236 v instead of x in vex or maybe_vex alternatives, use
24237 maybe_evex instead of vex in prefix.
24239 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
24240 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
24241 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
24242 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
24243 alternatives, use maybe_evex instead of vex in prefix.
24245 * config/i386/sse.md (vec_interleave_lowv4sf,
24246 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
24247 v instead of x in vex or maybe_vex alternatives, use
24248 maybe_evex instead of vex in prefix.
24250 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
24251 v instead of x in vex or maybe_vex alternatives, use
24252 maybe_evex instead of vex in prefix.
24254 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
24255 v constraint instead of x.
24257 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
24259 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
24260 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
24263 2016-05-06 Richard Biener <rguenther@suse.de>
24265 PR tree-optimization/70948
24266 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
24267 Properly clobber all fields of va_list for __builtin_va_start.
24269 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
24272 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
24273 loop latch destination.
24275 2016-05-06 Martin Liska <mliska@suse.cz>
24277 * tree-ssa-uninit.c: Apply manual changes
24278 to the GNU coding style.
24279 (prune_uninit_phi_opnds): Rename from
24280 prune_uninit_phi_opnds_in_unrealizable_paths.
24282 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24284 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
24285 mspace): Remove deprecated options.
24286 * doc/invoke.texi (SH options): Remove -mspace.
24288 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24290 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
24292 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24294 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
24295 corresponding combine split pattern.
24297 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24300 * config/sh/predicates.md (long_displacement_mem_operand): New.
24301 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
24302 Add movi20, movi20s alternatives. Adjust length attribute for
24304 (movsi_ie): Allow for any FPU. Adjust length attribute for
24306 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
24307 attribute for alternatives.
24308 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
24309 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
24310 length attribute for alternatives.
24312 2016-05-06 Richard Biener <rguenther@suse.de>
24314 PR tree-optimization/70960
24315 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
24317 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24320 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
24321 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
24323 2016-05-06 Marek Polacek <polacek@redhat.com>
24326 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
24328 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24331 * config/sh/sh.md (*rotcr): Add another variant.
24333 2016-05-06 Richard Biener <rguenther@suse.de>
24335 PR middle-end/70931
24336 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
24338 2016-05-06 Richard Biener <rguenther@suse.de>
24340 PR middle-end/70941
24341 * fold-const.c (split_tree): Always convert to the original type
24344 2016-05-06 Richard Biener <rguenther@suse.de>
24346 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
24347 (fwprop_addr): Likewise.
24349 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24352 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
24354 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
24355 * config/i386/i386.md (push mem splitter): Use find_constant_src in
24356 the splitter condition.
24357 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
24358 the splitter condition.
24359 (FP float_extend load splitter): Ditto.
24361 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
24363 * config/i386/i386.md (peehole2 patterns): Change true_regnum
24364 to REGNO in all peephole2 patterns.
24365 (post-reload splitters): Change true_regnum to REGNO in
24366 post-reload splitters.
24367 (zero_extend splitters): Use general_reg_operand and
24368 nonimmediate_gr_operand predicates.
24370 2016-05-05 Jakub Jelinek <jakub@redhat.com>
24372 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
24373 v constraint instead of x.
24375 2016-05-05 Alan Modra <amodra@gmail.com>
24378 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
24379 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
24380 TARGET_NO_FP_IN_TOC for -mrelocatable.
24381 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
24382 TARGET_RELOCATABLE test.
24383 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24384 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24385 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
24386 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24387 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24388 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
24389 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24390 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24391 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
24392 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
24394 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
24395 (rs6000_stack_info): Likewise.
24396 (rs6000_elf_asm_out_constructor): Likewise.
24397 (rs6000_elf_asm_out_destructor): Likewise.
24398 (rs6000_elf_declare_function_name): Likewise.
24399 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
24400 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
24403 2016-05-05 Alan Modra <amodra@gmail.com>
24405 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
24407 2016-05-05 Alan Modra <amodra@gmail.com>
24409 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
24410 out-of-line gpr restore for one or two regs if that would add
24413 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
24416 * config/i386/i386.md
24417 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
24418 Change to post-epilogue_completed late splitter. Use sse_reg_operand
24419 as operand 0 predicate.
24420 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
24422 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
24423 Ditto. Emit the pattern using RTX.
24425 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
24426 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
24427 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
24428 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
24430 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
24431 sse_reg_operand as operand 0 predicate.
24433 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
24434 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
24435 instead of gen_rtx_REG.
24436 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
24439 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24441 * function.c (emit_use_return_register_into_block): Delete.
24442 (gen_return_pattern): Delete.
24443 (emit_return_into_block): Delete.
24444 (active_insn_between): Delete.
24445 (convert_jumps_to_returns): Delete.
24446 (emit_return_for_exit): Delete.
24447 (thread_prologue_and_epilogue_insns): Delete all code dealing with
24448 simple_return for shrink-wrapped blocks.
24449 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
24450 end of blocks that need one.
24451 (get_unconverted_simple_return): Delete.
24452 (convert_to_simple_return): Delete.
24453 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
24454 (convert_to_simple_return): Ditto.
24456 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24458 * cfgcleanup.c (bb_is_just_return): New function.
24459 (try_optimize_cfg): Simplify jumps to return, branches to return,
24460 and branches around return.
24462 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24464 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
24465 branch to a return.
24467 2016-05-04 Jakub Jelinek <jakub@redhat.com>
24471 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
24472 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
24473 assert flags & OEP_HASH_CHECK, instead of asserting it
24474 never happens. Handle TARGET_EXPR.
24475 * fold-const.c (operand_equal_p): For hash verification,
24476 or in OEP_HASH_CHECK into flags.
24478 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
24480 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
24482 (compute_samebase_partition_bases): Fix typo.
24484 2016-05-04 Jakub Jelinek <jakub@redhat.com>
24486 * config/i386/sse.md (vec_interleave_highv8sf,
24487 vec_interleave_lowv8sf, vec_interleave_highv4df,
24488 vec_interleave_lowv4df): Remove constraints from expanders.
24490 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
24492 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
24494 * tree-inline.c (expand_call_inline): Fix path dealing with
24495 making lhs of call statement undefined.
24497 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
24499 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
24500 Check availability on NODE, too.
24501 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
24502 (cgraph_node::call_for_symbol_and_aliases): Likewise.
24503 (varpool_node::call_for_symbol_and_aliase): Likewise.
24504 * ipa-pure-const.c (add_new_function): Analyze all bodies.
24505 (propagate_pure_const): Propagate across interposable functions, too.
24506 (skip_function_for_local_pure_const): Do not skip interposable bodies
24508 (pass_local_pure_const::execute): Update.
24510 2016-05-04 Marek Polacek <polacek@redhat.com>
24512 * doc/invoke.texi: Document -Wdangling-else.
24514 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
24516 * config.gcc: Error out when conflicting multilib is detected. Do not
24517 loop over multilibs since no combination is legal.
24519 2016-05-04 Alan Modra <amodra@gmail.com>
24521 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
24522 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
24523 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
24526 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
24528 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
24529 Clean up p5600 comments.
24531 2016-05-04 Richard Biener <rguenther@suse.de>
24533 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
24534 constructor simplifications.
24535 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
24537 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
24539 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
24540 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
24541 result.set_rtx is null instead of aborting.
24542 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
24544 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
24545 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
24546 *mov<mode>_store_postinc): New patterns.
24548 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
24550 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
24551 as commutative. Check both conversions are NOP.
24552 ((A & B) OP (C & B)): Remove.
24554 2016-05-04 Alan Modra <amodra@gmail.com>
24556 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
24558 2016-05-04 Alan Modra <amodra@gmail.com>
24561 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
24562 when cr2,3,4 are all fixed regs.
24564 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
24566 PR rtl-optimization/57193
24567 * opts.c (default_options_table): Revert OPT_frename_registers change.
24568 * doc/invoke.texi (-frename-registers, -O2): Likewise.
24570 2016-05-03 Martin Sebor <msebor@redhat.com>
24573 * builtins.c (fold_builtin_FILE): New function.
24574 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
24575 (fold_builtin_0): Call them.
24576 * gimplify.c (gimplify_call_expr): Remove the handling of
24577 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
24580 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
24581 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
24585 * doc/extend.texi (Function Names as Strings): Update __func__,
24586 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
24589 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24590 Richard Biener <rguenther@suse.de>
24592 PR tree-optimization/70916
24593 * tree-if-conv.c: Include cfganal.h.
24594 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
24595 and remove_fake_exit_edges around the optimization pass.
24597 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
24599 * cgraph.c (symbol_table::create_edge): Set inline_failed.
24600 (cgraph_edge::make_direct): Likewise.
24601 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
24602 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
24603 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
24604 (CIF_THUNK): New code.
24605 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
24606 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
24607 (compute_inline_parameters): Set inline_failed for thunks.
24608 (inline_analyze_function): Cleanup.
24609 * ipa-inline.c (can_inline_edge_p): Do not deal with
24610 call_stmt_cannot_inline_p.
24611 (can_early_inline_edge_p): Likewise.
24612 (early_inliner): Initialize inline_failed.
24613 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
24615 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
24617 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
24618 from nonimm_ssenomem_operand.
24619 (nonimm_ssenomem_operand): New predicate.
24620 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
24621 as operand 0 predicate.
24622 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
24623 Disable unsupported alternatives using "enabled" attribute.
24624 Use register_ssemem_operand as operand 0 predicate.
24625 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
24627 2016-05-03 Marek Polacek <polacek@redhat.com>
24630 * input.c (expansion_point_location): New function.
24631 * input.h (expansion_point_location): Declare.
24633 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
24635 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
24636 occurence with frame_offset_ ones.
24638 2016-05-03 Alan Modra <amodra@gmail.com>
24640 PR rtl-optimization/70890
24641 * ira.c (combine_and_move_insns): When moving def_insn, remove
24642 equivs on use_insn.
24644 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
24646 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
24647 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
24648 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
24649 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
24651 2016-05-03 Alan Modra <amodra@gmail.com>
24653 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
24654 for SAVE_MULTIPLE/STORE_MULTIPLE.
24656 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24658 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
24659 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
24661 2016-05-03 Richard Biener <rguenther@suse.de>
24663 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
24665 (gimplify_arg): Likewise.
24666 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
24667 re-writing the result to a decl if required.
24668 (internal_get_tmp_var): Add allow_ssa parameter
24669 and override into_ssa with it.
24670 (get_formal_tmp_var): Adjust.
24671 (get_initialized_tmp_var): Add allow_ssa parameter.
24672 (gimplify_arg): Add allow_ssa parameter and avoid generating
24673 SSA names for the result false.
24674 (gimplify_call_expr): If the call may return twice do not
24675 gimplify parameters into SSA.
24676 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
24677 (gimplify_modify_expr): Adjust assert. For noreturn calls
24678 with a SSA name LHS adjust its def.
24679 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
24680 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
24681 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
24682 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
24683 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
24684 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
24685 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
24686 (optimize_target_teams): Do not allow SSA names for clause operands.
24687 (gimplify_expr): Likewise for where we mark the result addressable.
24688 * passes.def (pass_init_datastructures): Remove.
24689 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
24690 (rewrite_stmt): Likewise.
24691 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
24692 (replace_locals_op): Replace SSA names.
24693 (copy_gimple_seq_and_replace_locals): Init src_cfun.
24694 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
24695 * cgraph.c (release_function_body): Free CFG annotations only
24696 when we have a CFG. Simplify.
24697 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
24698 force_gimple_operand instead of get_initialized_tmp_var.
24699 * tree-pass.h (make_pass_init_datastructures): Remove.
24700 * tree-ssa.c (execute_init_datastructures): Remove.
24701 (pass_data_init_datastructures): Likewise.
24702 (class pass_init_datastructures): Likewise.
24703 (make_pass_init_datastructures): Likewise.
24704 * omp-low.c (create_omp_child_function): Init SSA data structures.
24705 (grid_expand_target_grid_body): Likewise.
24706 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
24707 name before adding it to names_to_release.
24708 (remove_bb): Always release SSA defs.
24709 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
24710 before dereferencing it.
24711 * cgraphunit.c (init_lowered_empty_function): Always
24712 int SSA data structures.
24713 * tree-ssanames.c (release_defs): Remove assert that we are in
24715 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
24717 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24718 Uros Bizjak <ubizjak@gmail.com>
24720 PR rtl-optimization/70467
24721 * config/i386/predicates.md (x86_64_hilo_int_operand,
24722 x86_64_hilo_general_operand): New predicates.
24723 * config/i386/constraints.md (Wd): New constraint.
24724 * config/i386/i386.md (mode attr di): Use Wd instead of e.
24725 (general_hilo_operand): New mode attr.
24726 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
24727 instead of <general_operand>.
24728 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
24729 x86_64_hilo_general_operand instead of <general_operand>.
24731 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24733 PR tree-optimization/70916
24734 * tree-if-conv.c (constant_or_ssa_name): Removed.
24735 (fold_build_cond_expr): Use is_gimple_val instead of
24736 constant_or_ssa_name.
24738 PR tree-optimization/70916
24739 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
24740 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
24743 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
24744 (optimize_atomic_bit_test_and): New function.
24745 (pass_fold_builtins::execute): Use it.
24746 * optabs.def (atomic_bit_test_and_set_optab,
24747 atomic_bit_test_and_complement_optab,
24748 atomic_bit_test_and_reset_optab): New optabs.
24749 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
24750 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
24751 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
24752 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
24753 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
24754 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
24755 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
24756 * doc/md.texi (atomic_bit_test_and_set@var{mode},
24757 atomic_bit_test_and_complement@var{mode},
24758 atomic_bit_test_and_reset@var{mode}): Document.
24759 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
24760 atomic_bit_test_and_complement<mode>,
24761 atomic_bit_test_and_reset<mode>): New expanders.
24762 (atomic_bit_test_and_set<mode>_1,
24763 atomic_bit_test_and_complement<mode>_1,
24764 atomic_bit_test_and_reset<mode>_1): New insns.
24766 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
24768 PR rtl-optimization/70687
24769 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
24770 instead of unsigned HOST_WIDE_INT.
24772 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
24774 PR rtl-optimization/44281
24775 * hard-reg-set.h (struct target_hard_regs): New field
24776 x_fixed_nonglobal_reg_set.
24777 (fixed_nonglobal_reg_set): New macro.
24778 * reginfo.c (init_reg_sets_1): Initialize it.
24779 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
24781 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
24783 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24785 PR tree-optimization/56541
24786 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
24787 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
24788 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
24789 (any_complicated_phi): new static variable.
24790 (aggressive_if_conv): delete.
24791 (if_convertible_phi_p): support phis with more than two arguments.
24792 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
24793 critical pred edges.
24794 (ifcvt_split_critical_edges): support phis with more than two
24795 arguments by checking new parameter. only split critical edges
24797 (tree_if_conversion): handle simd pragma marked loop using new
24798 local variable aggressive_if_conv. check any_complicated_phi.
24800 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24802 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
24805 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24807 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
24810 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
24812 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
24813 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
24814 define_insn_and_split.
24815 (mulsi3_i): New define_insn_and_split.
24816 (mulsi3_call): Convert to define_insn.
24817 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
24818 Remove constraints.
24820 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24822 * machmode.h (mode_complex): Add support to give the complex mode
24824 (GET_MODE_COMPLEX_MODE): Likewise.
24825 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
24826 stored by build_complex_type and gfc_build_complex_type instead of
24827 trying to figure out the appropriate mode based on the size. Raise
24828 an assertion error, if the type was not set.
24829 * genmodes.c (struct mode_data): Add field for the complex type of
24831 (blank_mode): Likewise.
24832 (make_complex_modes): Remember the complex mode created in the
24834 (emit_mode_complex): Write out the mode_complex array to map a
24835 type mode to the complex version.
24836 (emit_insn_modes_c): Likewise.
24837 * tree.c (build_complex_type): Set the complex type to use before
24838 calling layout_type.
24839 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
24840 support for __float128 complex datatypes.
24841 (rs6000_hard_regno_mode_ok): Likewise.
24842 (rs6000_setup_reg_addr_masks): Likewise.
24843 (rs6000_complex_function_value): Likewise.
24844 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
24845 __float128 and __ibm128 complex.
24846 (FLOAT128_IBM_P): Likewise.
24847 (ALTIVEC_ARG_MAX_RETURN): Likewise.
24848 * doc/extend.texi (Additional Floating Types): Document that
24849 -mfloat128 must be used to enable __float128. Document complex
24850 __float128 and __ibm128 support.
24852 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24855 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
24856 char/short arguments promoted to int because of promote_prototypes.
24858 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24860 * config/i386/predicates.md (register_ssemem_operand): New predicate.
24861 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
24862 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
24863 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
24864 alternatives using "enabled" attribute. Use register_ssemem_operand
24865 as operand 1 predicate.
24866 (*cmpi<unord>xf_i387): Split XFmode pattern from
24867 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
24868 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
24869 *absneg<mode>2_i387. Disable unsupported alternatives using
24870 "enabled" attribute.
24871 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
24873 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24875 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
24877 (oacc_loop_process): Check mask for loop termination.
24879 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24881 * cif-code.def (CIF_THUNK): Add.
24882 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
24885 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24887 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
24888 (dump_inline_summary): Dump it.
24889 (fp_expression_p): New predicate.
24890 (estimate_function_body_sizes): Use it.
24891 (inline_merge_summary): Merge fp_expressions.
24892 (inline_read_section): Read fp_expressions.
24893 (inline_write_summary): Write fp_expressions.
24894 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
24895 codegen boundary if either caller or callee is !fp_expressions.
24896 * ipa-inline.h (inline_summary): Add fp_expressions.
24897 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
24898 to fp_expressions be sure the fp generation flags are updated.
24900 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24902 PR rtl-optimization/70467
24903 * cse.c (cse_insn): Handle no-op MEM moves after folding.
24905 PR rtl-optimization/70467
24906 * ipa-pure-const.c (check_call): Handle internal calls even in
24907 ipa mode like in local mode.
24909 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
24911 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
24913 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24915 * match.pd (X u< X, X u> X): New transformations.
24917 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24919 * flag-types.h (enum warn_strict_overflow_code): Move ...
24920 * coretypes.h: ... here.
24921 * fold-const.h (fold_overflow_warning): Declare.
24922 * fold-const.c (fold_overflow_warning): Make non-static.
24923 (fold_comparison): Move the transformation of X +- C1 CMP C2
24924 into X CMP C2 -+ C1 ...
24925 * match.pd: ... here.
24926 * gimple-fold.c (fold_stmt_1): Protect with
24927 fold_defer_overflow_warnings.
24929 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24931 * omp-low.c (struct oacc_loop): Add 'inner' field.
24932 (new_oacc_loop_raw): Initialize it to zero.
24933 (oacc_loop_fixed_partitions): Initialize it.
24934 (oacc_loop_auto_partitions): Partition outermost loop to outermost
24935 available partitioning.
24937 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24939 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
24941 (umulsidi3): Likewise.
24942 (indirect_jump): Fix jump instruction assembly patterns.
24944 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
24947 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
24948 (nvptx_function_value): Assert non-NULL cfun.
24950 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
24952 PR rtl-optimization/70886
24953 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
24955 * cselib.h (rtx_equal_for_cselib_1): Declare.
24956 (rtx_equal_for_cselib_p: New inline function.
24957 * cselib.c (rtx_equal_for_cselib_p): Delete.
24958 (rtx_equal_for_cselib_1): Make public.
24960 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24962 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
24963 (register_mixssei387nonimm_operand): Remove predicate.
24964 * config/i386/i386.md (*fop_<mode>_comm): Merge from
24965 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
24966 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
24967 for TARGET_MIX_SSE_I387 alternatives.
24968 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
24969 Disable unsupported alternatives using "enabled" attribute. Use
24970 nonimm_ssenomem_operand as operand 1 predicate. Also check
24971 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
24973 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24975 * tree.c (cst_and_fits_in_hwi): Simplify.
24977 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24979 * tree.h (wi::to_wide): New function.
24980 * expr.c (expand_expr_real_1): Use wi::to_wide.
24981 * fold-const.c (int_const_binop_1): Likewise.
24982 (extract_muldiv_1): Likewise.
24984 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24986 * wide-int.h: Update offset_int and widest_int documentation.
24987 (WI_SIGNED_SHIFT_RESULT): New macro.
24988 (wi::binary_shift): Define signed_shift_result_type for
24989 shifts on offset_int- and widest_int-like types.
24990 (generic_wide_int): Support <<= and >>= if << and >> are supported.
24991 * tree.h (int_bit_position): Use shift operators instead of wi::
24993 * alias.c (adjust_offset_for_component_ref): Likewise.
24994 * expr.c (get_inner_reference): Likewise.
24995 * fold-const.c (fold_comparison): Likewise.
24996 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
24997 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
24998 * tree-dfa.c (get_ref_base_and_extent): Likewise.
24999 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
25000 (stmt_kills_ref_p): Likewise.
25001 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
25002 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
25003 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25004 (ao_ref_init_from_vn_reference): Likewise.
25006 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25008 * wide-int.h: Update offset_int and widest_int documentation.
25009 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
25010 (wi::binary_traits): Allow ordered comparisons between offset_int and
25011 offset_int, between widest_int and widest_int, and between either
25012 of these types and basic C types.
25013 (operator <, <=, >, >=): Define for the same combinations.
25014 * tree.h (tree_int_cst_lt): Use comparison operators instead
25015 of wi:: comparisons.
25016 (tree_int_cst_le): Likewise.
25017 * gimple-fold.c (fold_array_ctor_reference): Likewise.
25018 (fold_nonarray_ctor_reference): Likewise.
25019 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
25020 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
25021 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
25022 * tree-sra.c (completely_scalarize): Likewise.
25023 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
25024 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
25025 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
25026 (check_for_binary_op_overflow): Likewise.
25027 (search_for_addr_array): Likewise.
25028 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
25030 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
25032 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
25033 (arc_save_restore): Likewise.
25034 (arc_dwarf_register_span): Likewise.
25035 (arc_output_pic_addr_const): Initialize suffix variable.
25037 2016-05-02 Martin Liska <mliska@suse.cz>
25039 * symbol-summary.h (function_summary::function_summary):
25040 Remove checking assert for all cgraph nodes.
25041 (function_summary::get): Check summary_uid.
25042 (symtab_insertion): Check summary_uid.
25044 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
25046 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
25047 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
25048 bmaskn instruction.
25049 (arc_dwarf_register_span): Remove enum keyword.
25050 (compact_memory_operand_p): New function.
25051 * config/arc/arc.h (reg_class): Add code density register classes.
25052 (REG_CLASS_NAMES): Likewise.
25053 (REG_CLASS_CONTENTS): Likewise.
25054 * config/arc/arc.md (*movqi_insn): Add code density instructions.
25055 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
25056 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
25057 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
25058 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
25060 (h, Rcd, Rsd, Rzd): New register constraints.
25061 (T): Use compact_memory_operand_p function.
25062 * config/arc/predicates.md (compact_load_memory_operand): Remove.
25064 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
25066 * config/sh/sh.md (*negnegt, *movtt): Remove.
25068 2016-05-02 Marek Polacek <polacek@redhat.com>
25069 Tom de Vries <tom@codesourcery.com>
25071 PR tree-optimization/70700
25072 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
25073 bigger than FIRST_REF_NODE.
25075 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
25078 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
25080 (prepare_cbranch_operands): Don't use scratch register. Assume that
25081 function is used when pseudos can be created.
25082 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
25083 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
25084 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
25085 define_expand. Allow it only when pseudos can be created.
25086 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
25088 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
25090 * config/i386/constraints.md (BC): Only allow -1 operands.
25091 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
25092 Add "enabled" attribute. Update XI mode attribute calculation.
25093 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
25094 (*movoi_internal_avx): Update XI mode attribute calculation.
25095 (*movti_internal): Ditto.
25097 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25099 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
25100 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
25102 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
25104 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
25105 statement on instruction code. Remove trailing spaces.
25106 (altivec_expand_stv_builtin): Likewise.
25108 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25110 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
25111 (TARGET_FPU_DOUBLE): Simplify.
25112 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
25113 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
25114 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
25115 with 'TARGET_FPU_DOUBLE'.
25116 * config/sh/sh.md: Likewise.
25118 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
25120 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
25121 SH_DIV_STR_FOR_SIZE): Remove.
25122 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
25123 SH_DIV_STR_FOR_SIZE): Remove.
25125 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25127 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
25128 logical_reg_operand): Delete.
25129 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
25130 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
25131 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
25132 match_operand and match_test.
25133 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
25134 variables on their first use. Return bool values.
25135 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
25136 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
25137 arith_reg_operand for input operand. Remove empty constraints.
25139 (*xorsi3_compact): Rename to xorsi3.
25140 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
25141 (*zero_extend<mode>si2_disp_mem): Update comment.
25144 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
25146 * config/sh/t-sh: Remove SH5 support.
25147 * config.gcc: Likewise.
25148 * configure: Likewise.
25150 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25152 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
25154 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
25156 * config/sh/sh.c (register_sh_passes, sh_option_override,
25157 sh_print_operand, prepare_move_operands,
25158 sh_can_follow_jump): Remove TARGET_SH1 checks.
25159 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
25160 PROMOTE_MODE): Likewise.
25161 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
25164 2016-04-30 Alan Modra <amodra@gmail.com>
25166 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
25167 restoring when fixed_reg_p, but allow out-of-line or stmw save.
25168 Check for user regs later to avoid unnecessary looping over regs.
25169 Merge user reg check with non-saved reg check. Don't force
25170 inline VR restore when static chain used.
25171 (rs6000_frame_related): Omit eh_frame info for user regs when
25173 (fixed_regs_p): Delete.
25175 2016-04-30 Alan Modra <amodra@gmail.com>
25177 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
25178 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
25181 2016-04-30 Alan Modra <amodra@gmail.com>
25184 * config/rs6000/rs6000.c (fixed_reg_p): New function.
25185 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
25188 2016-04-30 Alan Modra <amodra@gmail.com>
25190 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
25191 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
25192 flag_pic test for Darwin.
25194 2016-04-30 Alan Modra <amodra@gmail.com>
25196 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
25197 throw_calls_crossed.
25198 (REG_FREQ_CALLS_CROSSED): Delete.
25199 (REG_N_THROWING_CALLS_CROSSED): Delete.
25200 * regstat.c (regstat_bb_compute_ri): Don't calculate
25201 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
25202 (dump_reg_info): Don't print call cross frequency.
25203 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
25204 and REG_N_THROWING_CALLS_CROSSED.
25206 2016-04-30 Alan Modra <amodra@gmail.com>
25208 * regs.h (struct reg_info_t): Delete live_length.
25209 (REG_LIVE_LENGTH): Delete macro.
25210 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
25211 local_live, local_processed and local_live_last_luid params.
25212 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
25214 (regstat_compute_ri): Adjust for above. Don't set
25216 (dump_reg_info): Don't print live length.
25217 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
25218 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
25219 Localize loop_depth var.
25221 2016-04-30 Alan Modra <amodra@gmail.com>
25223 * ira.c (enum valid_equiv): New.
25224 (validate_equiv_mem): Return enum.
25225 (update_equiv_mem): Create replacement in more cases.
25226 (add_store_equivs): Update validate_equiv_mem call.
25228 2016-04-30 Alan Modra <amodra@gmail.com>
25230 * ira.c (combine_and_move_insns): Rather than scanning insns,
25231 use DF infrastucture to find use and def insns.
25233 2016-04-30 Alan Modra <amodra@gmail.com>
25235 ira.c (combine_and_move_insns): Move invariant conditions..
25236 (ira.c): ..to here. Call combine_and_move_insns before
25237 add_store_equivs. Call grow_reg_equivs later. Allocate
25238 req_equiv later using max_reg_num() rather than global max_regno.
25239 (contains_replace_regs): Delete.
25240 (add_store_equivs): Remove contains_replace_regs test.
25242 2016-04-30 Alan Modra <amodra@gmail.com>
25244 * ira.c (struct equiv_mem_data): New.
25245 (equiv_mem, equiv_mem_modified): Delete static vars.
25246 (validate_equiv_mem_from_store): Use "data" param to communicate..
25247 (validate_equiv_mem): ..from here.
25249 2016-04-30 Alan Modra <amodra@gmail.com>
25251 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
25253 (update_reg_equivs): ..here. Move allocation and freeing of
25254 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
25255 end_alias_analysis to..
25258 2016-04-30 Alan Modra <amodra@gmail.com>
25260 * ira.c (pdx_subregs): Delete.
25261 (struct equivalence): Add pdx_subregs field.
25262 (set_paradoxical_subreg): Remove pdx_subregs param. Update
25263 pdx_subregs access.
25264 (update_equiv_regs): Don't create or free pdx_subregs. Update
25265 pdx_subregs access.
25267 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25269 * config/rs6000/altivec.h: Change definitions of vec_xl and
25271 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
25272 (LD_ELEMREV_V2DI): New.
25273 (LD_ELEMREV_V4SF): New.
25274 (LD_ELEMREV_V4SI): New.
25275 (LD_ELEMREV_V8HI): New.
25276 (LD_ELEMREV_V16QI): New.
25277 (ST_ELEMREV_V2DF): New.
25278 (ST_ELEMREV_V2DI): New.
25279 (ST_ELEMREV_V4SF): New.
25280 (ST_ELEMREV_V4SI): New.
25281 (ST_ELEMREV_V8HI): New.
25282 (ST_ELEMREV_V16QI): New.
25285 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
25286 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
25287 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
25288 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
25289 (altivec_expand_builtin): Add handling for
25290 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
25291 (rs6000_invalid_builtin): Add error-checking for
25292 RS6000_BTM_P9_VECTOR.
25293 (altivec_init_builtins): Define builtins used to implement vec_xl
25295 (rs6000_builtin_mask_names): Define power9-vector.
25296 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
25297 (RS6000_BTM_P9_VECTOR): Define.
25298 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
25299 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
25300 (vsx_ld_elemrev_v2df): Likewise.
25301 (vsx_ld_elemrev_v4sf): Likewise.
25302 (vsx_ld_elemrev_v4si): Likewise.
25303 (vsx_ld_elemrev_v8hi): Likewise.
25304 (vsx_ld_elemrev_v16qi): Likewise.
25305 (vsx_st_elemrev_v2df): Likewise.
25306 (vsx_st_elemrev_v2di): Likewise.
25307 (vsx_st_elemrev_v4sf): Likewise.
25308 (vsx_st_elemrev_v4si): Likewise.
25309 (vsx_st_elemrev_v8hi): Likewise.
25310 (vsx_st_elemrev_v16qi): Likewise.
25311 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
25314 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
25316 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
25318 (simplify_control_stmt_condition_1): ... here. Recurse into
25319 BIT_AND_EXPRs and BIT_IOR_EXPRs.
25321 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
25324 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
25325 (zero_extendqi<mode>2_dot): Revert earlier conversion from
25326 define_insn_and_split to define_insn.
25327 (zero_extendqi<mode>2_dot2): Same.
25328 (extendqi<mode>2_dot): Same.
25329 (extendqi<mode>2_dot2): Same.
25331 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25333 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
25334 (probe_stack): New expander.
25335 (probe_stack_<mode>): New insn pattern.
25337 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25339 * config/i386/i386.md
25340 (operations with memory inputs setting flags peephole2):
25341 Remove uneeded REG_P checks. Cleanup pattern generation.
25343 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
25345 * tree-vect-loop.c (vect_transform_loop): Fix
25346 nb_iterations_upper_bound computation for vectorized loop.
25348 2016-04-29 Marek Polacek <polacek@redhat.com>
25349 Jakub Jelinek <jakub@redhat.com>
25352 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
25353 TARGET_EXPR_SLOT as a base.
25355 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
25357 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
25358 with 'rCm2' constraints to limit possible immediate size.
25359 (*load_zeroextendqisi_update): Likewise.
25360 (*load_signextendqisi_update): Likewise.
25361 (*loadhi_update): Likewise.
25362 (*load_zeroextendhisi_update): Likewise.
25363 (*load_signextendhisi_update): Likewise.
25364 (*loadsi_update): Likewise.
25365 (*loadsf_update): Likewise.
25367 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25369 * config/i386/predicates.md (constm1_operand): Fix comparison.
25371 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
25373 * testsuite/gcc.target/arc/ieee_eq.c: New test.
25375 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
25377 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
25378 remaining SH5 related settings.
25379 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
25380 shmedia_prepare_call_address): Delete.
25381 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
25382 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
25383 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
25384 UNSUPPORTED_SH2A): Remove m5 checks.
25385 (sh_divide_strategy_e): Remove SH5 division strategies.
25386 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
25387 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
25389 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
25391 * config/s390/s390.c (s390_rtx_costs): Update documentation.
25393 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25395 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
25396 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
25397 Change lder to ldr.
25398 * config/s390/vector.md ("mov<mode>"): Likewise.
25400 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
25402 * config/s390/constraints.md ("U", "W"): Invoke
25403 s390_mem_constraint with "ZR" and "ZT".
25404 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
25405 addresses when using LRA. Accept also short displacements for S
25406 and T constraints. Do not check for long displacement target for
25407 S and T constraints.
25408 (s390_mem_constraint): Remove handling of U and W constraints.
25409 * config/s390/s390.md (various patterns): Remove the short
25410 displacement constraints (Q and R) if a long displacement
25411 constraint is present. Add longdisp as required CPU capability.
25412 * config/s390/vector.md: Likewise.
25413 * config/s390/vx-builtins.md: Likewise.
25415 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
25418 * reload1.c (reload): Call finish_spills before
25419 restarting reload loop. Skip select_reload_regs
25420 if update_eliminables_and_spill returns true.
25422 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
25424 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
25425 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
25426 (umulhisi3_imm): Update predicates and constraint letters.
25427 (umulhisi3_reg): Declare instruction as commutative.
25428 * config/arc/constraints.md (J12, J16): New constraints.
25429 * config/arc/predicates.md (short_unsigned_const_operand): New
25431 (arc_short_operand): Likewise.
25432 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
25434 2016-04-29 Richard Biener <rguenther@suse.de>
25436 PR tree-optimization/13962
25437 PR tree-optimization/65686
25438 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
25439 * tree-ssa-alias.c (ptrs_compare_unequal): New function
25440 using PTA to compare pointers.
25441 * match.pd: Add pattern for pointer equality compare simplification
25442 using ptrs_compare_unequal.
25444 2016-04-29 Richard Biener <rguenther@suse.de>
25446 * stor-layout.c (layout_type): Do not build a pointer-to-element
25449 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25451 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
25452 Use SWI mode iterator. Use general_reg_operand predicate.
25453 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
25454 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
25457 2016-04-29 Jakub Jelinek <jakub@redhat.com>
25459 PR middle-end/70843
25460 * fold-const.c (operand_equal_p): Don't verify hash value equality
25462 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
25465 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25468 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
25469 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
25470 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
25471 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
25472 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
25474 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25476 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
25477 to info. Don't initialize separate fields to 0. Clean up
25480 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25482 * config/i386/i386.md (peephole2s for operations with memory inputs):
25483 Use SWI mode iterator.
25484 (peephole2s for operations with memory outputs): Ditto.
25485 Do not check for stack checking probe.
25487 (probe_stack): Remove expander.
25489 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25490 Andrew Burgess <andrew.burgess@embecosm.com>
25492 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
25493 operands as 32-bits.
25495 2016-04-28 Jason Merrill <jason@redhat.com>
25497 * gdbinit.in: Skip line-map.h.
25499 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25500 Andrew Burgess <andrew.burgess@embecosm.com>
25502 * config/arc/arc.c (arc_conditional_register_usage): Take
25503 TARGET_RRQ_CLASS into account.
25504 (arc_print_operand): Support printing 'p' and 's' operands.
25505 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
25507 (TARGET_RRQ_CLASS): Define.
25508 (IS_POWEROF2_OR_0_P): Define.
25509 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
25511 (*tst_movb): New define_insn.
25512 (*tst): Avoid recognition if it could prevent '*tst_movb'
25513 combination; replace c/CnL with c/Chs alternative.
25514 (*tst_bitfield_tst): New define_insn.
25515 (*tst_bitfield_asr): New define_insn.
25516 (*tst_bitfield): New define_insn.
25517 (andsi3_i): Add Rrq variant.
25518 (extzv): New define_expand.
25519 (insv): New define_expand.
25520 (*insv_i): New define_insn.
25521 (*movb): New define_insn.
25522 (*movb_signed): New define_insn.
25523 (*movb_high): New define_insn.
25524 (*movb_high_signed): New define_insn.
25525 (*movb_high_signed + 1): New define_split pattern.
25526 (*mrgb): New define_insn.
25527 (*mrgb + 1): New define_peephole2 pattern.
25528 (*mrgb + 2): New define_peephole2 pattern.
25529 * config/arc/arc.opt (mbitops): New option for nps400, uses
25530 TARGET_NPS_BITOPS_DEFAULT.
25531 * config/arc/constraints.md (q): Make register class conditional.
25532 (Rrq): New register constraint.
25533 (Chs): New constraint.
25534 (Clo): New constraint.
25535 (Chi): New constraint.
25536 (Cbf): New constraint.
25537 (Cbn): New constraint.
25538 (C18): New constraint.
25539 (Cbi): New constraint.
25541 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25543 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
25545 (bitmap_intersection_of_preds): Ditto.
25546 (bitmap_union_of_succs): Ditto.
25547 (bitmap_union_of_preds): Ditto.
25548 * sbitmap.c (do_popcount): Delete.
25549 (BITMAP_DEBUGGING): Delete.
25550 (sbitmap_verify_popcount): Delete.
25551 (sbitmap_alloc): Don't initialize the popcount field.
25552 (sbitmap_alloc_with_popcount): Delete.
25553 (sbitmap_resize): Don't resize the popcount array.
25554 (sbitmap_vector_alloc): Don't initialize the popcount field.
25555 (bitmap_copy): Don't copy the popcount array.
25556 (bitmap_clear): Don't clear the popcount array.
25557 (bitmap_clear): Delete the popcount array handling.
25558 (bitmap_ior_and_compl): Delete the popcount assert.
25559 (bitmap_not): Ditto.
25560 (bitmap_and_compl): Ditto.
25561 (bitmap_and): Delete the popcount array handling.
25562 (bitmap_xor): Ditto.
25563 (bitmap_ior): Ditto.
25564 (bitmap_or_and): Delete the popcount assert.
25565 (bitmap_and_or): Ditto.
25566 (popcount_table): Delete.
25567 (sbitmap_elt_popcount): Delete.
25568 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
25569 (bitmap_set_bit): Delete the popcount assert.
25570 (bitmap_clear_bit): Ditto.
25571 (sbitmap_free): Don't free the popcount array.
25572 (sbitmap_alloc_with_popcount): Delete declaration.
25573 (sbitmap_popcount): Ditto.
25575 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25576 Andrew Burgess <andrew.burgess@embecosm.com>
25578 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
25579 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
25580 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
25581 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
25582 * config/arc/arc.opt (mcmem): New option.
25583 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
25584 supply length for r/m alternative.
25585 (*extendqisi2_ac): Likewise.
25586 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
25588 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
25589 (movhi_insn): Likewise.
25590 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
25591 (*zero_extendqihi2_i): Add r/Ucm alternative.
25592 (*zero_extendqisi2_ac): Likewise.
25593 (*zero_extendhisi2_i): Likewise.
25594 * config/arc/constraints.md (Uex): New memory constraint.
25595 (Ucm): New define_constraint.
25596 * config/arc/predicates.md (long_immediate_loadstore_operand):
25597 Return 0 for MEM with cmem_address address.
25598 (cmem_address_0): New predicates.
25599 (cmem_address_1): Likewise.
25600 (cmem_address_2): Likewise.
25601 (cmem_address): Likewise.
25603 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25605 * config/rs6000/rs6000.c (machine_function): Rename
25606 insn_chain_scanned_p to spe_insn_chain_scanned_p.
25607 (rs6000_stack_info): Adjust.
25609 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25610 Andrew Burgess <andrew.burgess@embecosm.com>
25612 * config/arc/constraints.md (Usd): Convert to define_constraint.
25616 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25619 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
25620 Add new peephole2 where the first insn is *mov<mode>_or instead of
25621 *mov<mode>_internal.
25623 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
25625 * tracer.c (bb_seen): Make static.
25627 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
25629 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
25630 support, setup defaults.
25631 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
25632 * config/arc/arc.c (arc_init): Add NPS400 support.
25633 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
25634 (TARGET_ARC700): NPS400 is also an ARC700.
25635 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
25637 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25640 * config/nds32/nds32.md (casesi): Don't access the operands array
25643 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25645 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
25646 (or $-1,reg peephole2): Ditto.
25647 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
25649 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
25651 * doc/extend.texi (Common Function Attributes) [optimize]:
25652 Discourage use of the optimize attribute.
25654 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
25656 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
25657 special case builtin.
25658 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
25659 ALTIVEC_BUILTIN_VEC_ADDE.
25660 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
25661 support for ALTIVEC_BUILTIN_VEC_ADDE.
25662 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
25663 for __builtin_vec_adde.
25665 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25667 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
25668 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
25670 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25673 * doc/sourcebuild.texi (Effective-Target Keywords, Other
25674 attributes): Document cilkplus_runtime.
25676 2016-04-28 Martin Jambor <mjambor@suse.cz>
25678 * tree-cfg.c (verify_expr): Verify that local declarations belong to
25679 this function. Call verify_expr on MEM_REFs and bases of other
25680 handled_components.
25682 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25684 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
25685 for WORD_REGISTER_OPERATIONS to runtime check.
25687 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25689 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
25691 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25693 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
25694 big-endian compilation.
25695 * config/arc/arc.md (addf3): Likewise.
25696 (subdf3): Likewise.
25697 (muldf3): Likewise.
25699 2016-04-28 Richard Biener <rguenther@suse.de>
25701 PR tree-optimization/70840
25702 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
25703 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
25704 Mark x * pow(x,c) -> pow(x,c+1) commutative.
25705 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
25707 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25709 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
25710 and explain why in a comment.
25712 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25714 * config/arc/arc.md (cpu_facility): Add fpx variant.
25715 (subdf3): Prohibit use reverse sub when assist operations option
25717 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
25718 instructions only when FPX is enabled.
25719 * testsuite/gcc.target/arc/trsub.c: New test.
25721 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25723 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
25724 mult_operator when calculating "type" attribute.
25725 (*fop_<mode>_1_i387): Ditto.
25726 (*fop_xf_1_i387): Ditto.
25727 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
25728 Use std::swap to swap operands. Use RTL expressions to generate
25731 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25732 Joern Rennecke <joern.rennecke@embecosm.com>
25734 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
25736 (emit_pic_move): Remove.
25737 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
25738 * config/arc/arc.c (emit_pic_move): Removed.
25739 (TARGET_HAVE_TLS): Define.
25740 (arc_conditional_register_usage): Test for arc_tp_regno.
25741 (arc_print_operand, arc_print_operand_address): Handle TLS
25743 (arc_needs_pcl_p): New function.
25744 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
25745 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
25746 (arc_raw_symbolic_reference_mentioned_p): Likewise.
25747 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
25748 (arc_legitimize_tls_address): Likewise.
25749 (DTPOFF_ZERO_SYM): Define.
25750 (arc_legitimize_pic_address): Make it static, handle TLS cases.
25751 (arc_output_pic_addr_const): Print TLS unspecs.
25752 (prepare_pic_move): New function, replaces emit_pic_move.
25753 (arc_legitimate_constant_p): Handle TLS unspecs.
25754 (arc_legitimate_address_p): Likewise.
25755 (arc_rewrite_small_data_p): Use assert for TLS constants.
25756 (prepare_move_operands): Use prepare_pic_move.
25757 (arc_legitimize_address): Legitimize tls addresses.
25758 (arc_epilogue_uses): Check for arc_tp_regno.
25759 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
25760 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
25762 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
25764 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
25765 %(arc_tls_extra_start_spec).
25766 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
25767 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
25769 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
25770 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
25771 (UNSPEC_TLS_OFF): Add.
25773 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
25774 (get_thread_pointersi): New patterns.
25775 * config/arc/arc.opt (mtp-regno): New option.
25776 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
25777 (move_dest_operand): Likewise.
25778 * configure: Regenerate.
25779 * configure.ac: Add arc*-*-* case to test for tls.
25780 * doc/invoke.texi (ARC options): Document mtp-regno.
25782 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25784 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
25785 the new ARC HS SIMD instructions.
25786 (arc_preferred_simd_mode): New function.
25787 (arc_autovectorize_vector_sizes): Likewise.
25788 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
25789 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
25790 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
25791 (arc_init_builtins): Add new SIMD builtin types.
25792 (arc_split_move): Handle 64 bit vector moves.
25793 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
25794 (TARGET_PLUS_QMACW): Define.
25795 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
25796 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
25797 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
25798 (VSUBADD4H): New builtins.
25799 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
25800 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
25802 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
25803 Matthias Klose <doko@debian.org>
25805 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
25807 2016-04-28 Richard Biener <rguenther@suse.de>
25809 PR middle-end/70777
25810 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
25813 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
25815 * common/config/sh/sh-common.c: Remove SH5 support.
25816 * config/sh/constraints.md: Likewise.
25817 * config/sh/config/sh/elf.h: Likewise.
25818 * config/sh/linux.h: Likewise.
25819 * config/sh/netbsd-elf.h: Likewise.
25820 * config/sh/predicates.md: Likewise.
25821 * config/sh/sh-c.c: Likewise.
25822 * config/sh/sh-protos.h: Likewise.
25823 * config/sh/sh.c: Likewise.
25824 * config/sh/sh.h: Likewise.
25825 * config/sh/sh.md: Likewise.
25826 * config/sh/sh.opt: Likewise.
25827 * config/sh/sync.md: Likewise.
25828 * config/sh/sh64.h: Delete.
25829 * config/sh/shmedia.h: Likewise.
25830 * config/sh/shmedia.md: Likewise.
25831 * config/sh/sshmedia.h: Likewise.
25832 * config/sh/t-netbsd-sh5-64: Likewise.
25833 * config/sh/t-sh64: Likewise.
25834 * config/sh/ushmedia.h: Likewise.
25836 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25838 * config/i386/i386.md (sign_extend to memory peephole2s): Use
25839 general_reg_operand instead of register_operand predicate.
25841 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25843 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
25845 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
25847 * match.pd (A - B > A, A + B < A): New transformations.
25849 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
25851 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
25852 which defaults to true. Emit an outer pair of parentheses only if
25853 EMIT_PARENS. When continuing a chain of && or || (or & or |),
25854 don't emit parentheses for the right-hand operand.
25856 2016-04-27 Jeff Law <law@redhat.com>
25858 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
25860 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25862 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
25863 (altivec_lvx_<mode>_internal): Document.
25864 (altivec_lvx_<mode>_2op): New define_insn.
25865 (altivec_lvx_<mode>_1op): Likewise.
25866 (altivec_lvx_<mode>_2op_si): Likewise.
25867 (altivec_lvx_<mode>_1op_si): Likewise.
25868 (altivec_stvx_<mode>): Remove.
25869 (altivec_stvx_<mode>_internal): Document.
25870 (altivec_stvx_<mode>_2op): New define_insn.
25871 (altivec_stvx_<mode>_1op): Likewise.
25872 (altivec_stvx_<mode>_2op_si): Likewise.
25873 (altivec_stvx_<mode>_1op_si): Likewise.
25874 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25875 Expand vec_ld and vec_st during parsing.
25876 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
25878 (altivec_expand_stvx_be): Likewise.
25879 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
25880 address-masking behavior in RTL.
25881 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
25882 address-masking behavior in RTL.
25883 (altivec_expand_builtin): Change builtin code arguments for calls
25884 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
25885 (insn_is_swappable_p): Avoid incorrect swap optimization in the
25886 presence of lvx/stvx patterns.
25887 (alignment_with_canonical_addr): New function.
25888 (alignment_mask): Likewise.
25889 (find_alignment_op): Likewise.
25890 (recombine_lvx_pattern): Likewise.
25891 (recombine_stvx_pattern): Likewise.
25892 (recombine_lvx_stvx_patterns): Likewise.
25893 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
25894 stvx patterns from expand.
25895 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
25897 (vector_altivec_store_<mode>): Likewise.
25899 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
25901 * config/aarch64/aarch64.md
25902 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
25903 remove the "fp" attributes.
25904 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
25905 add the "simd" attributes.
25906 (*movdf_aarch64): Likewise.
25907 (*movtf_aarch64): Remove the "fp" attributes.
25908 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
25909 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
25911 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25913 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
25914 rtx to rtx_code_label *.
25915 * rtl.h (maybe_set_first_label_num): Likewise.
25917 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25919 * df-core.c (df_add_problem): Make the problem param be const.
25920 (df_remove_problem): Make local "problem" be const.
25921 * df-problems.c (problem_RD): Make const.
25922 (problem_LR): Likewise.
25923 (problem_LIVE): Likewise.
25924 (problem_MIR): Likewise.
25925 (problem_CHAIN): Likewise.
25926 (problem_WORD_LR): Likewise.
25927 (problem_NOTE): Likewise.
25928 (problem_MD): Likewise.
25929 * df-scan.c (problem_SCAN): Likewise.
25930 * df.h (struct df_problem): Make field "dependent_problem" be
25932 (struct dataflow): Likewise for field "problem".
25933 (df_add_problem): Make param const.
25935 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25937 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
25938 inter-unit moves to/from vector registers are enabled. Do not disable
25941 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25943 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
25944 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
25946 (enum df_problem_id): ...this new enum.
25947 (struct df_problem): Convert field "id" from "int" to
25948 enum df_problem_id.
25950 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25952 * rtl.def: Update comment for "things in the instruction chain" to
25953 reflect the removal of the leading "i" field for INSN_UID in
25954 r210360. Fix bogus apostrophe.
25956 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25958 * config/i386/i386.md
25959 (lea arith with mem operand + setcc peephole2): Set operator mode.
25961 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
25964 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
25965 (dimode_scalar_to_vector_candidate_p): This.
25966 (timode_scalar_to_vector_candidate_p): New function.
25967 (scalar_to_vector_candidate_p): Likewise.
25968 (timode_check_non_convertible_regs): Likewise.
25969 (timode_remove_non_convertible_regs): Likewise.
25970 (remove_non_convertible_regs): Likewise.
25971 (remove_non_convertible_regs): Renamed to ...
25972 (dimode_remove_non_convertible_regs): This.
25973 (scalar_chain::~scalar_chain): Make it virtual.
25974 (scalar_chain::compute_convert_gain): Make it pure virtual.
25975 (scalar_chain::mark_dual_mode_def): Likewise.
25976 (scalar_chain::convert_insn): Likewise.
25977 (scalar_chain::convert_registers): Likewise.
25978 (scalar_chain::add_to_queue): Make it protected.
25979 (scalar_chain::emit_conversion_insns): Likewise.
25980 (scalar_chain::replace_with_subreg): Likewise.
25981 (scalar_chain::replace_with_subreg_in_insn): Likewise.
25982 (scalar_chain::convert_op): Likewise.
25983 (scalar_chain::convert_reg): Likewise.
25984 (scalar_chain::make_vector_copies): Likewise.
25985 (scalar_chain::convert_registers): New pure virtual function.
25986 (class dimode_scalar_chain): New class.
25987 (class timode_scalar_chain): Likewise.
25988 (scalar_chain::mark_dual_mode_def): Renamed to ...
25989 (dimode_scalar_chain::mark_dual_mode_def): This.
25990 (timode_scalar_chain::mark_dual_mode_def): New function.
25991 (timode_scalar_chain::convert_insn): Likewise.
25992 (dimode_scalar_chain::convert_registers): Likewise.
25993 (scalar_chain::compute_convert_gain): Renamed to ...
25994 (dimode_scalar_chain::compute_convert_gain): This.
25995 (scalar_chain::replace_with_subreg): Renamed to ...
25996 (dimode_scalar_chain::replace_with_subreg): This.
25997 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
25998 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
25999 (scalar_chain::make_vector_copies): Renamed to ...
26000 (dimode_scalar_chain::make_vector_copies): This.
26001 (scalar_chain::convert_reg): Renamed to ...
26002 (dimode_scalar_chain::convert_reg ): This.
26003 (scalar_chain::convert_op): Renamed to ...
26004 (dimode_scalar_chain::convert_op): This.
26005 (scalar_chain::convert_insn): Renamed to ...
26006 (dimode_scalar_chain::convert_insn): This.
26007 (scalar_chain::convert): Call convert_registers.
26008 (convert_scalars_to_vector): Change to scalar_chain pointer to
26009 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
26010 in 32-bit mode. Delete scalar_chain pointer. Call
26011 free_dominance_info in 64-bit mode.
26012 (pass_stv::gate): Remove TARGET_64BIT check.
26013 (ix86_option_override): Put the 64-bit STV pass before the CSE
26016 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
26018 * dwarf2out.h (struct dw_loc_descr_node): Remove the
26019 dw_loc_frame_offset field.
26020 * dwarf2out.c (new_loc_descr): Likewise.
26021 (resolve_args_picking_1): Turn the VISITED hash set into a
26022 FRAME_OFFSET hash map. Use it to associate a frame offset to
26023 visited nodes. Remove uses of the CHECKING_P macro.
26024 (resolve_args_picking): Update call to resolve_args_picking_1.
26026 2016-04-27 Martin Liska <mliska@suse.cz>
26028 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
26029 (free_loop_data): Release vuses of groups.
26031 2016-04-27 Bin Cheng <bin.cheng@arm.com>
26033 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
26034 instead of redundant use_id and boolean have_use_for.
26035 (struct iv_use): Change sub_id into group_id. Remove field next.
26036 Move fields: related_cands, n_map_members, cost_map and selected
26038 (struct iv_group): ... here. New structure.
26039 (struct iv_common_cand): Use structure declaration directly.
26040 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
26041 (MAX_CONSIDERED_USES): Rename macro to ...
26042 (MAX_CONSIDERED_GROUPS): ... here.
26043 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
26044 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
26045 (dump_uses): Rename to ...
26046 (dump_groups): ... here. Update all uses.
26047 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
26048 (find_induction_variables): Refactor format of dump information.
26049 (record_sub_use): Delete.
26050 (record_use): Update all uses.
26051 (record_group): New function.
26052 (record_group_use, find_interesting_uses_op): Call above functions.
26054 (find_interesting_uses_cond): Ditto.
26055 (group_compare_offset): New function.
26056 (split_all_small_groups): Rename to ...
26057 (split_small_address_groups_p): ... here. Update all uses.
26058 (split_address_groups): Update all uses.
26059 (find_interesting_uses): Refactor format of dump information.
26060 (add_candidate_1): Update all uses. Remove redundant check on iv,
26062 (add_candidate, record_common_cand): Remove redundant assert.
26063 (add_iv_candidate_for_biv): Update use.
26064 (add_iv_candidate_derived_from_uses): Update all uses.
26065 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
26066 (alloc_use_cost_map): Ditto.
26067 (set_use_iv_cost, get_use_iv_cost): Rename to ...
26068 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
26069 (determine_use_iv_cost_generic): Ditto.
26070 (determine_group_iv_cost_generic): Ditto.
26071 (determine_use_iv_cost_address): Ditto.
26072 (determine_group_iv_cost_address): Ditto.
26073 (determine_use_iv_cost_condition): Ditto.
26074 (determine_group_iv_cost_cond): Ditto.
26075 (determine_use_iv_cost): Ditto.
26076 (determine_group_iv_cost): Ditto.
26077 (set_autoinc_for_original_candidates): Update all uses.
26078 (find_iv_candidates): Update all uses. Refactor dump information.
26079 (determine_use_iv_costs): Ditto.
26080 (determine_iv_costs): Ditto.
26081 (iv_ca_cand_for_use): Rename to ...
26082 (iv_ca_cand_for_group): ... here. Update all uses.
26083 (iv_ca_add_use, iv_ca_add_group): Ditto.
26084 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
26085 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
26086 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
26087 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
26088 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
26089 (create_new_iv, adjust_iv_update_pos): Ditto.
26090 (rewrite_use_address): Delete.
26091 (rewrite_use_address_1): Rename to ...
26092 (rewrite_use_address): ... here.
26093 (rewrite_use_compare): Update all uses.
26094 (rewrite_use): Delete.
26095 (rewrite_uses): Rename to ...
26096 (rewrite_groups): ... here. Update all uses.
26097 (remove_unused_ivs, free_loop_data): Update all uses.
26098 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
26100 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26102 * rtlanal.c (nonzero_bits1): Convert preprocessor check
26103 for WORD_REGISTER_OPERATIONS to runtime check.
26105 2016-04-27 Richard Biener <rguenther@suse.de>
26108 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
26109 aggregate_value_p to determine if a function result is
26110 returned by reference.
26111 (ipa_pta_execute): Functions having their address taken are
26112 not automatically nonlocal.
26114 2016-04-27 Jakub Jelinek <jakub@redhat.com>
26117 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
26118 * fold-const.c (operand_equal_p): If flag_checking and
26119 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
26120 and if it returns non-zero, assert iterative_hash_expr on both
26123 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
26125 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
26127 2016-04-27 Nick Clifton <nickc@redhat.com>
26129 PR middle-end/49889
26130 * varasm.c (merge_weak): Generate an error if an attempt is made
26131 to convert a non-weak static function into a weak, public function.
26133 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26135 * params.def (MAX_PARTITION_SIZE): New param.
26136 * doc/invoke.texi: Document lto-max-partition.
26138 2016-04-27 Richard Biener <rguenther@suse.de>
26141 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
26142 function cummulating used_from_other_partition, externally_visible
26143 and force_output from aliases.
26144 (refered_from_nonlocal_var): Likewise.
26145 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
26146 node flags properly.
26148 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
26150 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
26151 (-Wmemset-elt-size): New item.
26153 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
26156 * stor-layout.h (internal_reference_types): Delete.
26157 * stor-layout.c (reference_types_internal): Likewise.
26158 (internal_reference_types): Likewise.
26159 (layout_type) <REFERENCE_TYPE>: Adjust.
26161 2016-04-27 Jakub Jelinek <jakub@redhat.com>
26164 * tree.h (inchash::add_expr): Add FLAGS argument.
26165 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
26166 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
26167 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
26168 Formatting fix. Adjust recursive calls. For tcc_comparison,
26169 if swap_tree_comparison (code) is smaller than code, hash that
26170 and arguments in the other order. Hash CONVERT_EXPR the same
26171 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
26172 of ADDR_EXPR of decl as the decl itself. Add or remove
26173 OEP_ADDRESS_OF from recursive flags as needed. For
26174 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
26175 operands commutatively and only the third one normally.
26176 For internal CALL_EXPR hash in CALL_EXPR_IFN.
26178 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
26180 * config/rtems.h (LIB_SPEC): Add -latomic.
26182 2016-04-27 Joel Sherrill <joel@rtems.org>
26184 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
26185 xilink.ld and flags not relevant to RTEMS.
26187 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
26189 * toplev.c (backend_init_target): Avoid calling init_reload when using
26192 2016-04-26 Jakub Jelinek <jakub@redhat.com>
26194 * reorg.c (try_merge_delay_insns): Declare i and j inside the
26195 for loops rather than one for the whole function.
26197 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
26199 * match.pd (X + CST CMP X): New transformation.
26201 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
26203 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
26204 * fold-const.c (fold_binary_loc): Remove 2 transformations
26205 superseded by match.pd.
26206 * match.pd (x+x -> x*2): Generalize to integers.
26208 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
26210 * config/i386/i386.md (operation on memory peephole): Duplicate an
26211 existing peephole and adapt it to match lea rather than an operation
26214 PR rtl-optimization/57193
26215 * opts.c (default_options_table): Add OPT_frename_registers at -O2
26217 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
26219 2016-04-26 Bin Cheng <bin.cheng@arm.com>
26221 * tree-if-conv.c (any_pred_load_store): New static variable.
26222 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
26223 any_pred_load_store instead of and_mask_load_store.
26224 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
26225 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
26226 (combine_blocks, tree_if_conversion): Ditto.
26228 2016-04-26 Bin Cheng <bin.cheng@arm.com>
26230 PR tree-optimization/70771
26231 PR tree-optimization/70775
26232 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
26233 virtual PHI nodes. Delete parameter.
26234 (if_convertible_loop_p_1): Delete argument to above function.
26235 (predicate_all_scalar_phis): Delete code handling single-argument
26237 (tree_if_conversion): Mark and update virtual SSA.
26239 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26242 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
26243 (x86_elf_aligned_common): Rename to ...
26244 (x86_elf_aligned_decl_common): ... this.
26245 Add decl arg. Switch to .lbss for largecomm object. Use
26246 LARGECOMM_SECTION_ASM_OP.
26247 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
26249 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
26250 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
26252 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
26253 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
26255 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26258 * config/i386/i386.c (SECTION_LARGE): Define.
26259 (x86_64_elf_select_section): Set it for large data/bss sections.
26260 Only clear SECTION_WRITE for .lrodata.
26261 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
26263 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
26264 * varasm.c (default_elf_asm_named_section): Grow flagchars.
26265 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
26267 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
26268 * doc/tm.texi: Regenerate.
26270 2016-04-26 Jakub Jelinek <jakub@redhat.com>
26273 * configure.ac (--enable-checking): Document extra flag, for
26274 non-release builds default to --enable-checking=yes,extra.
26275 If misc checking and extra checking, define CHECKING_P to 2 instead
26277 * common.opt (fchecking=): Add.
26278 * doc/invoke.texi (-fchecking=): Document.
26279 * doc/install.texi: Document --enable-checking changes.
26280 * configure: Regenerated.
26281 * config.in: Regenerated.
26283 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26285 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
26286 attribute instead of which_alternative.
26287 * config/i386/sse.md (*mov<mode>_internal): Ditto.
26288 Use EXT_REX_SSE_REG_P where appropriate.
26290 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26292 * config/i386/predicates.md (const0_operand): Do not match
26293 const_wide_int code.
26294 (const1_operand): Ditto.
26296 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26298 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
26299 for SSE constm1 operands and TARGET_AVX512VL.
26300 (*movti_internal): Ditto.
26301 (*mov<mode>_or): Use constm1_operand predicate.
26302 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
26303 for SSE vector_all_ones operands and TARGET_AVX512VL.
26304 * config/i386/predicates.md (constm1_operand): New predicate.
26305 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
26306 emission of constant -1 load.
26308 2016-04-25 Jason Merrill <jason@redhat.com>
26310 * gdbinit.in: Skip is-a.h.
26312 * attribs.c (register_scoped_attributes): Fix logic.
26313 * attribs.h: Declare register_scoped_attributes.
26315 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26317 * config/rs6000/rs6000-builtin.def: Correct pasto error for
26318 stxvd2x and stxvw4x built-in functions.
26320 2016-04-25 DJ Delorie <dj@redhat.com>
26322 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
26323 (ashrhi3): Likewise.
26324 (lshrhi3): Likewise.
26326 2016-04-25 Richard Biener <rguenther@suse.de>
26328 PR tree-optimization/70780
26329 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
26330 wasn't visited yet.
26331 (compute_antic): Mark blocks with abnormal preds as visited as
26332 they have a final empty antic-in solution already.
26334 2016-04-25 Michael Collison <michael.collison@linaro.org>
26336 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
26338 2016-04-25 Michael Collison <michael.collison@linaro.org>
26340 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
26341 mode is VQI to improve mixed mode vectorization.
26342 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
26343 define_insn to match low half of signed vaddw.
26344 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
26345 define_insn to match high half of signed vaddw.
26346 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
26347 define_insn to match low half of unsigned vaddw.
26348 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
26349 define_insn to match high half of unsigned vaddw.
26350 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
26351 (arm_simd_check_vect_par_cnst_half_p): Likewise.
26352 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
26354 (arm_simd_check_vect_par_cnst_half_p): Likewise.
26355 * config/arm/predicates.md (vect_par_constant_high): Support
26356 big endian and simplify by calling
26357 arm_simd_check_vect_par_cnst_half
26358 (vect_par_constant_low): Likewise.
26360 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26362 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
26363 predicate for operand 2.
26365 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
26366 H.J. Lu <hongjiu.lu@intel.com>
26368 * config/i386/i386-protos.h (standard_sse_constant_p): Add
26369 machine_mode argument.
26370 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
26371 constm1_rtx operands. For VOIDmode constants, get mode from
26372 pred_mode. Check mode size if the mode is supported by ABI.
26373 (standard_sse_constant_opcode): Do not use standard_constant_p.
26374 Strictly check ABI support for all-ones operands.
26375 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
26376 immediates. Update calls to standard_sse_constant_p.
26377 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
26378 (ix86_rtx_costs): Ditto.
26379 * config/i386/i386.md (*movxi_internal_avx512f): Use
26380 nonimmediate_or_sse_const_operand instead of vector_move_operand.
26381 Use (v,BC) alternative instead of (v,C). Use register_operand
26382 checks instead of MEM_P.
26383 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
26384 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
26385 isa attribute. Use register_operand checks instead of MEM_P.
26386 (*movti_internal): Use nonimmediate_or_sse_const_operand for
26387 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
26388 alternative and corresponding sse2 isa attribute.
26389 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
26390 to standard_sse_constant_p.
26391 (FP constant splitters): Ditto.
26392 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
26394 * config/i386/predicates.md (constm1_operand): Remove.
26395 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
26396 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
26397 vector_all_ones_operand instead of constm1_operand.
26399 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26401 * print-rtl.c (print_rtx_insn_vec): New function.
26402 * print-rtl.h: New prototype.
26403 * store-motion.c (struct st_expr): Make avail_stores a vector.
26404 (st_expr_entry): Adjust.
26405 (free_st_expr_entry): Likewise.
26406 (print_store_motion_mems): Likewise.
26407 (find_moveable_store): Likewise.
26408 (compute_store_table): Likewise.
26409 (delete_store): Likewise.
26410 (build_store_vectors): Likewise.
26412 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26414 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
26416 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26418 * vec.h (vec_safe_contains): New function.
26419 (vec::contains): Likewise.
26420 (vec::begin): Likewise.
26421 (vec::end): Likewise.
26423 2016-04-23 Jakub Jelinek <jakub@redhat.com>
26426 * cfgexpand.c (expand_stack_vars): Fix typo.
26428 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
26430 * system.h (list, map, set, vector): Include conditionally.
26431 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
26432 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
26433 * ipa-icf.c (INCLUDE_LIST): Define.
26434 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
26435 * config/sh/sh.c (INCLUDE_VECTOR): Define.
26436 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
26437 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
26438 * cp/logic.cc (INCLUDE_LIST): Define.
26439 * fortran/trans-common.c (INCLUDE_MAP): Define.
26441 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
26443 * auto-profile.c: Remove <string.h> include.
26444 * ipa-icf-gimple.c: Remove <list> include.
26445 * diagnostic.c: Remove <new> include.
26446 * genmatch.c: Likewise.
26447 * pretty-print.c: Likewise.
26448 * toplev.c: Likewise
26449 * c/c-objc-common.c: Likewise.
26450 * cp/error.c: Likewise.
26451 * fortran/error.c: Likewise.
26453 2016-04-22 Richard Biener <rguenther@suse.de>
26455 * lto-streamer-in.c (input_ssa_names): Do not allocate
26456 GIMPLE_NOP for all SSA names.
26457 * lto-streamer-out.c (output_ssa_names): Do not output
26458 SSA names that should have been released.
26460 2016-04-22 Richard Biener <rguenther@suse.de>
26462 PR tree-optimization/70740
26463 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
26466 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
26469 * config/i386/predicates.md (call_insn_operand): Replace
26470 sibcall_memory_operand with memory_operand.
26472 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
26474 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
26475 has_single_use() tests.
26476 (register_edge_assert_for_1): Likewise.
26477 (find_assert_locations_1): Check the liveness bitmap instead of
26478 checking has_single_use().
26480 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
26483 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
26484 Extract AVX-512BW constraint from AVX.
26486 2016-04-21 Richard Biener <rguenther@suse.de>
26488 PR tree-optimization/70725
26489 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
26490 for phi_convertible_by_degenerating_args.
26491 (predicate_all_scalar_phis): Handle single-argument PHIs.
26493 2016-04-21 Richard Biener <rguenther@suse.de>
26495 PR middle-end/70747
26496 * fold-const.c (fold_comparison): Return properly typed
26499 2016-04-21 Bin Cheng <bin.cheng@arm.com>
26501 PR tree-optimization/70715
26502 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
26503 after expanding BASE using expand_simple_operations.
26505 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
26507 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
26508 New transformations.
26510 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
26512 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
26514 2016-04-20 Jan Hubicka <jh@suse.cz>
26516 * ipa-inline.c (can_inline_edge_p): Pass caller info to
26517 ultiimate_alias_target.
26518 (update_callee_keys): Likewise.
26519 (lookup_recursive_calls): Likewise.
26520 (speculation_useful_p): Likewise.
26522 2016-04-20 Jan Hubicka <jh@suse.cz>
26525 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
26526 (set_nothrow_flag_1): ... this; handle interposition correctly;
26527 recurse on aliases and thunks.
26528 (cgraph_node::set_nothrow_flag): New.
26529 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
26530 functions compiled with non-call exceptions that binds to current
26532 (propagate_nothrow): Be safe WRT interposition.
26533 * cgraph.h (set_nothrow_flag): Update prototype.
26535 2016-04-18 Jan Hubicka <jh@suse.cz>
26537 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26538 max_loop_iterations_int.
26539 (tree_unswitch_outer_loop): Likewise.
26541 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26543 PR tree-optimization/69489
26544 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
26545 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
26546 Revise dump message.
26547 (if_convertible_bb_p): Remove check on edge count of basic block's
26550 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26552 PR tree-optimization/56625
26553 PR tree-optimization/69489
26554 * tree-data-ref.h (DR_INNERMOST): New macro.
26555 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
26556 hashing struct innermost_loop_behavior.
26557 (ref_DR_map): Remove.
26558 (innermost_DR_map): New map.
26559 (baseref_DR_map): Revise comment.
26560 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
26561 to innermost_DR_map accroding to its innermost loop behavior.
26562 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
26563 to its innermost loop behavior.
26564 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
26565 Add initialization for innermost_DR_map. Record memory reference
26566 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
26567 have innermost loop behavior.
26568 (if_convertible_loop_p): Remove release for ref_DR_map. Release
26571 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
26573 * config/i386/i386.md (*lea<mode>_general_1): Rename from
26574 *lea_general_1. Use explicit SWI12 mode interator.
26575 (*lea<mode>_general_2): Rename from *lea_general_2.
26576 Use explicit SWI12 mode interator.
26577 (*lea<mode>_general_3): Rename from *lea_general_3.
26578 Use explicit SWI12 mode interator.
26579 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
26580 Use explicit SWI12 mode interator.
26581 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
26582 Use explicit SWI48 mode interator.
26584 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
26586 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
26587 Short-cut unaligned load and store cases. Handle all integer
26589 (ix86_expand_vector_move_misalign): Short-cut unaligned load
26590 and store cases. Call ix86_avx256_split_vector_move_misalign
26591 directly without checking mode class.
26593 2016-04-20 Andrew Pinski <apinski@cavium.com>
26594 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26597 * config/aarch64/aarch64.md (sibcall): Force call
26598 address to be DImode for ILP32.
26599 (sibcall_value): Likewise.
26601 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
26603 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
26605 2016-04-20 Richard Biener <rguenther@suse.de>
26607 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
26608 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
26609 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
26610 (maybe_push_res_to_seq): Adjust.
26611 * gimple-fold.c (maybe_build_generic_op): Likewise.
26613 2016-04-20 Marek Polacek <polacek@redhat.com>
26615 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
26618 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
26620 * config/i386/sse.md (vec_unpacks_lo_hi): Always
26621 use kmovw to support AVX512F target.
26623 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26625 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
26627 2016-04-20 Marek Polacek <polacek@redhat.com>
26629 PR tree-optimization/70725
26630 * tree-if-conv.c (is_false_predicate): New function.
26631 (predicate_mem_writes): Use it.
26633 2016-04-20 Richard Biener <rguenther@suse.de>
26635 PR tree-optimization/70726
26636 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
26637 shift amounts from a pattern stmt operand.
26639 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26642 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
26643 stack_restore_from_fpr pattern when restoring r15.
26644 (s390_optimize_prologue): Strip away the memory barrier in the
26645 parallel when trying to get rid of restore insns.
26646 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
26647 definition for loading the stack pointer from an FPR. Compared to
26648 the normal move insn this pattern includes a full memory barrier.
26650 2016-04-19 Jakub Jelinek <jakub@redhat.com>
26652 PR middle-end/70680
26653 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
26654 implicitly linear or lastprivate iterator on the outer context.
26656 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26658 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
26660 * config/i386/i386.md (ssememalign): Removed.
26661 * config/i386/sse.md: Remove ssememalign attribute from patterns.
26663 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26666 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
26667 const short * to __builtin_ia32_loaddquhi512_mask.
26668 (_mm512_maskz_loadu_epi16): Likewise.
26669 (_mm512_mask_storeu_epi16): Pass short * to
26670 __builtin_ia32_storedquhi512_mask.
26671 (_mm512_mask_loadu_epi8): Pass const char * to
26672 __builtin_ia32_loaddquqi512_mask.
26673 (_mm512_maskz_loadu_epi8): Likewise.
26674 (_mm512_mask_storeu_epi8): Pass char * to
26675 __builtin_ia32_storedquqi512_mask.
26676 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
26677 const double * to __builtin_ia32_loadupd512_mask.
26678 (_mm512_mask_loadu_pd): Likewise.
26679 (_mm512_maskz_loadu_pd): Likewise.
26680 (_mm512_storeu_pd): Pass double * to
26681 __builtin_ia32_storeupd512_mask.
26682 (_mm512_mask_storeu_pd): Likewise.
26683 (_mm512_loadu_ps): Pass const float * to
26684 __builtin_ia32_loadups512_mask.
26685 (_mm512_mask_loadu_ps): Likewise.
26686 (_mm512_maskz_loadu_ps): Likewise.
26687 (_mm512_storeu_ps): Pass float * to
26688 __builtin_ia32_storeups512_mask.
26689 (_mm512_mask_storeu_ps): Likewise.
26690 (_mm512_mask_loadu_epi64): Pass const long long * to
26691 __builtin_ia32_loaddqudi512_mask.
26692 (_mm512_maskz_loadu_epi64): Likewise.
26693 (_mm512_mask_storeu_epi64): Pass long long *
26694 to __builtin_ia32_storedqudi512_mask.
26695 (_mm512_loadu_si512): Pass const int * to
26696 __builtin_ia32_loaddqusi512_mask.
26697 (_mm512_mask_loadu_epi32): Likewise.
26698 (_mm512_maskz_loadu_epi32): Likewise.
26699 (_mm512_storeu_si512): Pass int * to
26700 __builtin_ia32_storedqusi512_mask.
26701 (_mm512_mask_storeu_epi32): Likewise.
26702 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
26703 char * to __builtin_ia32_storedquqi256_mask.
26704 (_mm_mask_storeu_epi8): Likewise.
26705 (_mm256_mask_loadu_epi16): Pass const short * to
26706 __builtin_ia32_loaddquhi256_mask.
26707 (_mm256_maskz_loadu_epi16): Likewise.
26708 (_mm_mask_loadu_epi16): Pass const short * to
26709 __builtin_ia32_loaddquhi128_mask.
26710 (_mm_maskz_loadu_epi16): Likewise.
26711 (_mm256_mask_loadu_epi8): Pass const char * to
26712 __builtin_ia32_loaddquqi256_mask.
26713 (_mm256_maskz_loadu_epi8): Likewise.
26714 (_mm_mask_loadu_epi8): Pass const char * to
26715 __builtin_ia32_loaddquqi128_mask.
26716 (_mm_maskz_loadu_epi8): Likewise.
26717 (_mm256_mask_storeu_epi16): Pass short * to.
26718 __builtin_ia32_storedquhi256_mask.
26719 (_mm_mask_storeu_epi16): Pass short * to.
26720 __builtin_ia32_storedquhi128_mask.
26721 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
26722 const double * to __builtin_ia32_loadupd256_mask.
26723 (_mm256_maskz_loadu_pd): Likewise.
26724 (_mm_mask_loadu_pd): Pass onst double * to
26725 __builtin_ia32_loadupd128_mask.
26726 (_mm_maskz_loadu_pd): Likewise.
26727 (_mm256_mask_storeu_pd): Pass double * to
26728 __builtin_ia32_storeupd256_mask.
26729 (_mm_mask_storeu_pd): Pass double * to
26730 __builtin_ia32_storeupd128_mask.
26731 (_mm256_mask_loadu_ps): Pass const float * to
26732 __builtin_ia32_loadups256_mask.
26733 (_mm256_maskz_loadu_ps): Likewise.
26734 (_mm_mask_loadu_ps): Pass const float * to
26735 __builtin_ia32_loadups128_mask.
26736 (_mm_maskz_loadu_ps): Likewise.
26737 (_mm256_mask_storeu_ps): Pass float * to
26738 __builtin_ia32_storeups256_mask.
26739 (_mm_mask_storeu_ps): ass float * to
26740 __builtin_ia32_storeups128_mask.
26741 (_mm256_mask_loadu_epi64): Pass const long long * to
26742 __builtin_ia32_loaddqudi256_mask.
26743 (_mm256_maskz_loadu_epi64): Likewise.
26744 (_mm_mask_loadu_epi64): Pass const long long * to
26745 __builtin_ia32_loaddqudi128_mask.
26746 (_mm_maskz_loadu_epi64): Likewise.
26747 (_mm256_mask_storeu_epi64): Pass long long * to
26748 __builtin_ia32_storedqudi256_mask.
26749 (_mm_mask_storeu_epi64): Pass long long * to
26750 __builtin_ia32_storedqudi128_mask.
26751 (_mm256_mask_loadu_epi32): Pass const int * to
26752 __builtin_ia32_loaddqusi256_mask.
26753 (_mm256_maskz_loadu_epi32): Likewise.
26754 (_mm_mask_loadu_epi32): Pass const int * to
26755 __builtin_ia32_loaddqusi128_mask.
26756 (_mm_maskz_loadu_epi32): Likewise.
26757 (_mm256_mask_storeu_epi32): Pass int * to
26758 __builtin_ia32_storedqusi256_mask.
26759 (_mm_mask_storeu_epi32): Pass int * to
26760 __builtin_ia32_storedqusi128_mask.
26761 * config/i386/i386-builtin-types.def (PCSHORT): New.
26762 (PINT64): Likewise.
26763 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
26764 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
26765 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
26766 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
26767 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
26768 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
26769 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
26770 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
26771 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
26772 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
26773 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
26774 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
26775 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
26776 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
26777 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
26778 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
26779 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
26780 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
26781 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
26782 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
26783 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
26784 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
26785 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
26786 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
26787 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
26788 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
26789 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
26790 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
26791 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
26792 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
26793 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
26794 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
26795 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
26796 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
26797 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
26798 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
26799 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
26800 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
26801 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
26802 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
26803 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
26804 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
26805 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
26806 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
26807 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
26808 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
26809 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
26810 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
26811 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
26813 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
26814 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
26816 (ix86_expand_vector_move_misalign): Likewise.
26817 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
26818 to scalar function prototype for unaligned load/store builtins.
26819 (ix86_expand_special_args_builtin): Updated.
26820 * config/i386/sse.md (UNSPEC_LOADU): Removed.
26821 (UNSPEC_STOREU): Likewise.
26822 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
26823 (VI_ULOADSTORE_F_AVX512VL): Likewise.
26824 (ssescalarsize): Handle V4TI, V2TI and V1TI.
26825 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26826 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26827 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
26828 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
26829 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
26830 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
26831 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
26832 (<avx512>_storedqu<mode>_mask): Likewise.
26833 (*sse4_2_pcmpestr_unaligned): Likewise.
26834 (*sse4_2_pcmpistr_unaligned): Likewise.
26835 (*mov<mode>_internal): Renamed to ...
26836 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
26837 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
26838 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
26839 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
26841 2016-04-19 Richard Biener <rguenther@suse.de>
26843 PR tree-optimization/70171
26844 * tree-ssa-phiprop.c: Include stor-layout.h.
26845 (phiprop_insert_phi): Handle the aggregate copy case.
26846 (propagate_with_phi): Likewise.
26848 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
26850 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
26851 instead of simplify_gen_subreg (... , 0).
26852 (ix86_delegitimize_address): Ditto.
26853 (ix86_split_divmod): Ditto.
26854 (ix86_split_copysign_const): Ditto.
26855 (ix86_split_copysign_var): Ditto.
26856 (ix86_expand_args_builtin): Ditto.
26857 (ix86_expand_round_builtin): Ditto.
26858 (ix86_expand_special_args_builtin): Ditto.
26859 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
26860 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
26861 (udivmodqi4): Ditto.
26862 (absneg splitters): Ditto.
26863 (*jcc_bt<mode>_1): Ditto.
26865 2016-04-19 Richard Biener <rguenther@suse.de>
26867 PR tree-optimization/70724
26868 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
26869 restoring out from ...
26870 (free_scc_vn): ... here.
26871 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
26872 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
26874 (pass_fre::execute): Restore SSA info.
26876 2016-04-19 Richard Biener <rguenther@suse.de>
26878 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
26879 * gimple-walk.c (walk_gimple_op): Initialize it.
26880 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
26881 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
26882 remapping SSA names of defs.
26883 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
26886 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
26888 PR middle-end/70689
26889 * lra-constraints.c (equiv_substition_p): New.
26890 (process_alt_operands): Use it.
26891 (swap_operands): Swap it.
26892 (curr_insn_transform): Update it.
26894 2016-04-18 Michael Matz <matz@suse.de>
26896 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
26897 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
26898 * tree-core.h (tree_type_common.align): Use bit-field.
26899 (tree_type_common.spare): New.
26900 (tree_decl_common.off_align): Make smaller.
26901 (tree_decl_common.align): Use bit-field.
26903 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
26904 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
26905 (scan_sharing_clauses): Ditto.
26906 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26907 (omp_finish_file): Ditto.
26908 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
26909 (layout_decl): Ditto.
26910 (relayout_decl): Ditto.
26911 (finalize_record_size): Use SET_TYPE_ALIGN.
26912 (finalize_type_size): Ditto.
26913 (finish_builtin_struct): Ditto.
26914 (layout_type): Ditto.
26915 (initialize_sizetypes): Ditto.
26916 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
26917 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
26918 (lookup_field_for_decl): Use SET_DECL_ALIGN.
26919 (get_chain_field): Ditto.
26920 (get_trampoline_type): Ditto.
26921 (get_nl_goto_field): Ditto.
26922 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
26924 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
26925 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
26926 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26927 (build_qualified_type): Use SET_TYPE_ALIGN.
26928 (build_aligned_type, build_range_type_1): Ditto.
26929 (build_atomic_base): Ditto.
26930 (build_common_tree_nodes): Ditto.
26931 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
26932 (expand_one_stack_var_at): Ditto.
26933 * coverage.c (build_var): Use SET_DECL_ALIGN.
26934 * except.c (init_eh): Ditto.
26935 * function.c (assign_parm_setup_block): Ditto.
26936 * symtab.c (increase_alignment_1): Ditto.
26937 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
26938 * tree-vect-stmts.c (ensure_base_align): Ditto.
26939 * varasm.c (align_variable): Ditto.
26940 (assemble_variable): Ditto.
26941 (build_constant_desc): Ditto.
26942 (output_constant_def_contents): Ditto.
26944 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
26945 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
26946 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
26947 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
26948 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
26950 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
26953 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
26954 replace %vmovsd with "%vmovq".
26955 (vec_concatv2df): Likewise.
26957 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
26959 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
26960 (*vec_extractv2si_0): Ditto.
26961 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
26962 (zero_extended_scalar_load_operand splitters): Ditto.
26963 (vec_extract splitters): Ditto.
26964 (*vec_extractv4si_0_zext): Ditto.
26965 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
26966 and lowpart_subreg.
26967 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
26968 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
26969 (*sse4_1_extractps): Use lowpart_subreg.
26970 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
26972 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26974 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
26976 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
26977 Mention Solaris 11 packaging changes.
26978 Update gas and gld requirements.
26979 Remove reference to pre-Solaris 10 bug.
26980 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
26982 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
26985 2016-04-17 Jan Hubicka <jh@suse.cz>
26987 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
26988 max_loop_iterations_int.
26990 2016-04-18 Richard Biener <rguenther@suse.de>
26992 PR tree-optimization/43434
26993 * tree-ssa-structalias.c (struct vls_data): New.
26994 (visit_loadstore): Handle all pointer-based accesses.
26995 (compute_dependence_clique): Compute a bitmap of restrict tags
26996 assigned bases and pass it to visit_loadstore.
26998 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
27001 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
27002 armv8.1-a and armv8.1-a+crc.
27004 2016-04-18 Richard Biener <rguenther@suse.de>
27006 PR tree-optimization/70701
27007 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
27008 references after translating through a memcpy.
27010 2016-04-18 Richard Biener <rguenther@suse.de>
27012 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
27013 (compute_antic): ... here. For partial antic use regular
27014 postorder and scrap iteration.
27015 (compute_partial_antic_aux): Remove unused return value.
27016 (init_pre): Do not allocate postorder.
27017 (fini_pre): Do not free postorder.
27019 2016-04-18 Richard Biener <rguenther@suse.de>
27021 PR middle-end/37870
27022 * expmed.c (extract_bit_field_1): Remove broken case
27023 using a wider MODE_INT mode.
27025 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
27027 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
27028 unless compiling with at least GCC-4.8.
27030 2016-04-17 Jan Hubicka <jh@suse.cz>
27033 * graphite.c (graphite_finalize): Update call to
27034 tree_estimate_probability.
27035 * predict.h (tree_estimate_probability): Update prototype.
27037 2016-04-17 Jan Hubicka <jh@suse.cz>
27039 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
27040 (tree_estimate_probability): Likewise.
27041 (pass_profile::execute): Update.
27042 (report_predictor_hitrates): New function.
27043 * profile.c (compute_branch_probabilities): Use it.
27044 * predict.h (report_predictor_hitrates): Declare.
27046 2016-04-17 Jan Hubicka <jh@suse.cz>
27049 * cgraph.h (cgraph_node::set_const_flag,
27050 cgraph_node::set_pure_flag): Update prototype to return bool;
27052 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
27053 of interposable symbol are interposable, too.
27054 (cgraph_set_const_flag_1): Rename to ...
27055 (set_const_flag_1): ... this one; change to self recursive function
27056 instead of call_for_symbol_thunks_and_aliases. Handle correctly
27057 clearnig the flag in all variants and also virtual thunks of const
27058 functions are pure; track if any change was done.
27059 (cgraph_node::set_const_flag): Update.
27060 (struct set_pure_flag_info): New struct.
27061 (cgraph_set_pure_flag_1): Rename to ...
27062 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
27063 rather than pointer encoded flags; track if any changes was done;
27064 handle correctly clearning flag and setting flag of aliases already
27066 (cgraph_node::set_pure_flag): Update.
27067 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
27069 2016-04-17 Tom de Vries <tom@codesourcery.com>
27072 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
27073 backslash in label.
27075 2016-04-17 Tom de Vries <tom@codesourcery.com>
27077 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
27078 '{}<> ' as escape-for-record.
27080 2016-04-17 Tom de Vries <tom@codesourcery.com>
27082 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
27085 2016-04-17 Tom de Vries <tom@codesourcery.com>
27088 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
27089 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
27090 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
27091 * passes.c (finish_optimization_passes): Only call
27092 finish_graph_dump_file if dfi->graph_dump_initialized.
27093 (execute_function_dump, pass_init_dump_file): Use
27094 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
27096 2016-04-17 Tom de Vries <tom@codesourcery.com>
27098 PR tree-optimization/70256
27099 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
27100 (debug_varmap): New function.
27102 2016-04-17 Tom de Vries <tom@codesourcery.com>
27105 * passes.c (pass_manager::register_pass): Propagate pflags.
27107 2016-04-17 Tom de Vries <tom@codesourcery.com>
27110 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
27111 * passes.c (pass_manager::pass_manager): Declare and init p_start in
27112 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
27113 check if it's equal to p_start.
27114 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
27116 2016-04-15 Jan Hubicka <jh@suse.cz>
27119 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
27120 function does not bind to current def.
27121 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
27122 handle conservatively calls to functions that does not need to bind
27124 (check_call): Update call of worse_state.
27125 (ignore_edge_for_nothrow): Update.
27126 (ignore_edge_for_pure_const): Likewise.
27127 (propagate_pure_const): Update calls to worse_state.
27128 (skip_function_for_local_pure_const): Reformat comments.
27130 2016-04-15 Jan Hubicka <jh@suse.cz>
27133 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
27134 (cgraph_node::function_symbol): Likewise.
27135 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
27136 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
27137 (symtab_node::ultimate_alias_target): Add REF parameter.
27138 (symtab_node::binds_to_current_def_p): Declare.
27139 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
27140 (cgraph_node::function_symbol): Likewise.
27141 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
27142 (cgraph_node::get_availability): Likewise.
27143 (cgraph_edge::binds_to_current_def_p): New inline function.
27144 (varpool_node::get_availability): Add REF parameter.
27145 (varpool_node::ultimate_alias_target): Likewise.
27146 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
27147 (symtab_node::binds_to_current_def_p): Likewise.
27148 * varpool.c (varpool_node::get_availability): Likewise.
27150 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
27153 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
27154 Fix mode size check.
27156 2016-04-15 Jakub Jelinek <jakub@redhat.com>
27158 * BASE-VER: Set to 7.0.0.
27160 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
27162 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
27164 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27166 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
27167 architecture revisions.
27169 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
27171 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
27172 * config/i386/i386.c (ix86_using_red_zone): No longer static.
27173 * config/i386/i386.md (stack decrement to push peepholes): Guard
27174 with !x86_using_red_zone ().
27176 2016-04-15 Jakub Jelinek <jakub@redhat.com>
27179 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
27180 to dump_generic_node.
27181 (NIY): Pass also flags to do_niy.
27183 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
27185 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
27186 (simd_clone_vector_of_formal_parm_types)
27187 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
27188 (simd_clone_mangle, simd_clone_create)
27189 (simd_clone_adjust_return_type, create_tmp_simd_array)
27190 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
27191 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
27192 (ipa_simd_modify_function_body, simd_clone_linear_addend)
27193 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
27194 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
27195 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
27196 * omp-simd-clone.c: ... this new file.
27197 (simd_clone_vector_of_formal_parm_types): Make it static.
27198 * Makefile.in (OBJS): Add omp-simd-clone.o.
27200 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
27203 * config/i386/sse.md: Use proper memory operand modifiers.
27206 2016-04-15 Richard Biener <rguenther@suse.de>
27207 Alan Modra <amodra@gmail.com>
27209 PR tree-optimization/70130
27210 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
27211 when alignment stays not the same and no not use the realign
27214 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
27217 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
27218 direct move handlers for KFmode. Change TFmode handlers test from
27219 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
27221 2016-04-14 Jakub Jelinek <jakub@redhat.com>
27224 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
27225 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
27226 (inlined_polymorphic_ctor_dtor_block_p): Use it.
27227 * tree-ssa-live.c (remove_unused_scope_block_p): When
27228 in_ctor_dtor_block, avoid discarding not just BLOCKs with
27229 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
27230 block_ultimate_origin is FUNCTION_DECL.
27231 (remove_unused_locals): If current_function_decl is
27232 polymorphic_ctor_dtor_p, pass initial true to
27233 remove_unused_scope_block_p' is_ctor_dtor_block.
27235 2016-04-14 Martin Sebor <msebor@redhat.com>
27240 * doc/extend.texi (Variable Length): Revert.
27242 2016-04-14 Marek Polacek <polacek@redhat.com>
27243 Jan Hubicka <hubicka@ucw.cz>
27246 * tree.c (verify_type): Disable the canonical type of main variant
27249 2016-04-14 Jason Merrill <jason@redhat.com>
27251 * cfgexpand.c, expr.c: Revert previous change.
27253 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
27255 PR middle-end/70643
27256 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
27257 when building a mem ref for the incoming reduction variable.
27259 2016-04-14 Richard Biener <rguenther@suse.de>
27261 PR tree-optimization/70614
27262 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
27263 loop if the evolution dropped to chrec_dont_know.
27264 (interpret_condition_phi): Likewise.
27266 2016-04-14 Richard Biener <rguenther@suse.de>
27268 PR tree-optimization/70623
27269 * tree-ssa-pre.c (changed_blocks): Make global ...
27270 (compute_antic): ... local here. Move and fix worklist
27271 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
27272 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
27273 worklist handling, dump when ANTIC_IN changed.
27274 (compute_partial_antic_aux): Remove worklist handling.
27275 (init_pre): Do not compute post dominators. Add a comment about
27276 the CFG order chosen.
27277 (fini_pre): Do not free post dominators.
27279 2016-04-13 Martin Sebor <msebor@redhat.com>
27284 * doc/extend.texi (Variable Length): Document C++ specifics.
27286 2016-04-13 Jakub Jelinek <jakub@redhat.com>
27289 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
27290 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
27291 eh edges have been purged.
27294 * tree-sra.c (create_access_replacement,
27295 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
27297 * tree-pretty-print.c (dump_fancy_name): New function.
27298 (dump_decl_name, dump_generic_node): Use it.
27300 2016-04-13 Jason Merrill <jason@redhat.com>
27302 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
27303 * expr.c (expand_expr_real_1): Likewise.
27305 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
27307 * config/i386/i386.md (kunpckhi): Swap operands.
27308 (kunpcksi): Likewise.
27309 (kunpckdi): Likewise.
27310 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
27311 (vec_pack_trunc_<mode>): Likewise.
27313 2016-04-13 Jakub Jelinek <jakub@redhat.com>
27316 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
27318 PR middle-end/70633
27319 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
27320 gimplification turns some element into non-constant.
27323 * rtl.h (convert_memory_address_addr_space_1): New prototype.
27324 * explow.c (convert_memory_address_addr_space_1): No longer static,
27325 add NO_EMIT argument and don't call convert_modes if true, pass
27326 it down recursively, remove break after return.
27327 (convert_memory_address_addr_space): Adjust caller.
27328 * simplify-rtx.c (simplify_unary_operation_1): Call
27329 convert_memory_address_addr_space_1 instead of convert_memory_address,
27330 if it returns NULL, don't simplify.
27332 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
27335 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
27337 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27339 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27340 Bump the upper SIMDLEN limits, so that if the return type or
27341 characteristic type if the return type is void can be passed in
27342 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
27345 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
27348 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
27349 Do not use "=" constraint on an input constraint.
27350 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
27351 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
27352 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
27353 generates (neg (abs ...)) instead of (abs ...).
27355 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27357 PR rtl-optimization/70596
27358 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
27359 just invalidate LRA data and reset them. Adjust dump wording.
27361 2016-04-12 Martin Liska <mliska@suse.cz>
27364 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27366 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27368 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27369 max_loop_iterations_int.
27370 (tree_unswitch_outer_loop): Likewise.
27371 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27372 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27374 2016-04-12 Tom de Vries <tom@codesourcery.com>
27376 PR tree-optimization/68756
27377 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
27378 instead of new_name.
27380 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27382 PR tree-optimization/70602
27383 * tree-sra.c (generate_subtree_copies): Don't write anything into
27384 constant pool decls.
27386 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
27387 regardless whether there are depend clauses or not.
27389 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
27392 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
27393 target attribute and pragma from changing the -mfloat128
27394 and -mfloat128-hardware options.
27396 * doc/extend.texi (Additional Floating Types): Document PowerPC
27397 __float128 restrictions.
27399 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27402 * config/aarch64/driver-aarch64.c
27403 (aarch64_get_extension_string_for_isa_flags): New.
27404 (arch_extension): Rename to...
27405 (aarch64_arch_extension): ...This.
27406 (ext_to_feat_string): Rename to...
27407 (aarch64_extensions): ...This.
27408 (aarch64_core_data): Keep track of architecture extension flags.
27409 (cpu_data): Rename to...
27410 (aarch64_cpu_data): ...This.
27411 (aarch64_arch_driver_info): Keep track of architecture extension
27413 (get_arch_name_from_id): Rename to...
27414 (get_arch_from_id): ...This, change return type.
27415 (host_detect_local_cpu): Update and reformat for renames, handle
27416 extensions through common infrastructure.
27418 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27421 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
27422 track of a canonical flag name.
27423 (all_extensions): Likewise.
27424 (arch_to_arch_name): Also track extension flags enabled by the arch.
27425 (all_architectures): Likewise.
27426 (aarch64_parse_extension): Move to here.
27427 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
27429 (aarch64_rewrite_selected_cpu): Update for above change.
27430 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
27431 are handled, such that the single explicit value enabled by an
27432 extension is kept seperate from the implicit values it also enables.
27433 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
27435 (aarch64_parse_extension): New.
27436 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
27437 here to config/aarch64/aarch64-protos.h.
27438 (aarch64_parse_extension): Move from here to
27439 common/config/aarch64/aarch64-common.c.
27440 (aarch64_option_print): Update.
27441 (aarch64_declare_function_name): Likewise.
27442 (aarch64_start_file): Likewise.
27443 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
27444 the canonical flag for extensions.
27445 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
27448 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27450 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
27453 2016-04-09 Tom de Vries <tom@codesourcery.com>
27455 PR tree-optimization/68953
27456 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
27457 first to last subscript.
27459 2016-04-09 Jakub Jelinek <jakub@redhat.com>
27461 PR tree-optimization/70586
27462 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
27465 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
27469 PR tree-optimization/70373
27470 PR middle-end/70533
27471 PR middle-end/70534
27472 PR middle-end/70535
27473 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
27474 clauses for acc parallel reductions as necessary. Error on those
27476 * omp-low.c (scan_sharing_clauses): Don't install variables which
27477 are used in acc parallel reductions.
27478 (lower_rec_input_clauses): Remove dead code.
27479 (lower_oacc_reductions): Add support for reference reductions.
27480 (lower_reduction_clauses): Remove dead code.
27481 (lower_omp_target): Don't remap variables appearing in acc parallel
27483 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
27485 2016-04-08 Jakub Jelinek <jakub@redhat.com>
27487 PR middle-end/70593
27488 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
27489 with multiple SSA_NAME defs, force the outputs other than first
27490 to be live before calling live_track_process_def on each output.
27492 PR rtl-optimization/70574
27493 * fwprop.c (forward_propagate_and_simplify): Don't add
27494 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
27495 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
27496 paradoxical subregs within *loc.
27498 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
27500 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
27501 -ftree-parallelize-loops={0,1}.
27502 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
27503 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
27504 * config/ia64/hpux.h (LIB_SPEC): Likewise.
27505 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
27506 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
27508 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
27511 * asan.c (instrument_derefs): If we get unknown location, extract it
27512 with EXPR_LOCATION.
27513 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
27515 2016-04-08 Tom de Vries <tom@codesourcery.com>
27517 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
27518 implicit firstprivate clause.
27520 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27523 * config/arm/thumb2.md (tst + branch-> lsls + branch
27524 peephole below *orsi_not_shiftsi_si): Require that condition
27525 register is dead after the peephole.
27526 (second peephole after the above): Likewise.
27528 2016-04-08 Alan Modra <amodra@gmail.com>
27531 * builtins.c (fold_builtin_classify): For IBM extended precision,
27532 look at just the high-order double to test for NaN.
27533 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
27534 test just the high double for Inf but both doubles for subnormal
27537 2016-04-07 Jakub Jelinek <jakub@redhat.com>
27539 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
27540 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
27541 node->simdclone->mask_mode != VOIDmode masks.
27542 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
27543 earlier, use it instead of node->simdclone.
27544 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27545 Set clonei->mask_mode.
27547 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
27550 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
27551 Pass it through to cp_parser_already_scoped_statement.
27552 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
27553 it through to cp_parser_statement.
27554 (cp_parser_statement): Pass IF_P through to
27555 cp_parser_iteration_statement.
27556 (cp_parser_pragma): Adjust call to
27557 cp_parser_iteration_statement.
27559 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
27562 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
27563 resolve a future -Wparentheses warning.
27564 * omp-low.c (scan_sharing_clauses): Likewise.
27565 * tree-parloops.c (eliminate_local_variables): Likewise.
27567 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
27569 PR rtl-optimization/70398
27570 * lra-constraints.c (process_address_1): Check zero scale and code
27571 for reloading with zero scale.
27573 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
27575 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
27576 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
27578 2016-04-06 Jakub Jelinek <jakub@redhat.com>
27580 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27581 Add support for AVX512F clones, include them by default for
27582 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
27583 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
27586 PR middle-end/70550
27587 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
27588 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
27589 firstprivate clauses.
27590 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
27591 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
27592 (lower_omp_target): Set TREE_NO_WARNING for
27593 non-addressable possibly uninitialized vars which are copied into
27594 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
27596 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
27598 * config/pa/predicates.md (integer_store_memory_operand): Accept
27599 REG+D operands with a large offset when reload_in_progress is true.
27600 (floating_point_store_memory_operand): Likewise.
27602 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27605 * match.pd (nested int casts): Limit to GIMPLE.
27607 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
27610 * ipa-devirt.c (maybe_record_node): Fix comment; use
27611 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
27613 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27615 PR rtl-optimization/70542
27616 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
27617 if there are any uses other than insn or debug insns.
27619 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
27620 Jakub Jelinek <jakub@redhat.com>
27622 PR tree-optimization/70509
27623 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
27624 Shift HOST_WIDE_INT_1U instead of 1.
27626 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
27628 PR tree-optimization/70509
27629 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
27630 of the vector base type for index.
27632 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
27635 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
27637 2016-04-05 Richard Biener <rguenther@suse.de>
27639 PR tree-optimization/70526
27640 * tree-sra.c (build_ref_for_offset): Use prev_base to
27641 extract the alias pointer type.
27643 2016-04-05 Richard Biener <rguenther@suse.de>
27645 * dse.c (struct store_info): Remove alias_set member.
27646 (struct read_info_type): Likewise.
27647 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
27648 spill_deleted, clear_alias_set_lookup): Remove.
27649 (get_group_info): Remove dead base == NULL_RTX case.
27650 (dse_step0): Remove initialization of removed variables.
27651 (delete_dead_store_insn): Reomve alias set dumping.
27652 (free_read_records): Remove alias_set handling.
27653 (canon_address): Remove alias_set_out parameter.
27654 (record_store): Remove spill_alias_set, it's always zero.
27655 (check_mem_read_rtx): Likewise.
27656 (dse_step2): Rename from ...
27657 (dse_step2_nospill): ... this. Adjust.
27658 (scan_stores): Rename from ...
27659 (scan_stores_nospill): ... this.
27660 (scan_reads): Rename from ...
27661 (scan_reads_nospill): ... this.
27662 (scan_stores_spill, scan_reads_spill): Remove.
27663 (dse_step3_scan): Remove for_spills argument which is always false.
27664 (dse_step3): Likewise.
27665 (dse_step5): Rename from ...
27666 (dse_step5_nospill): ... this. Remove alias_set handling.
27667 (rest_of_handle_dse): Adjust.
27669 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27672 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
27673 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
27674 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
27675 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
27677 2016-04-05 Richard Biener <rguenther@suse.de>
27679 PR middle-end/70499
27680 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
27681 non-register type temporaries into SSA.
27683 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
27686 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
27687 calls when sanitizing.
27688 (possible_polymorphic_call_target_p): Fix formatting.
27690 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27691 Jakub Jelinek <jakub@redhat.com>
27693 PR middle-end/70457
27694 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
27695 to ensure a call statement is compatible with a built-in's
27697 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
27700 2016-04-04 Richard Biener <rguenther@suse.de>
27702 PR rtl-optimization/70484
27703 * rtl.h (canon_output_dependence): Declare.
27704 * alias.c (canon_output_dependence): New function.
27705 * dse.c (record_store): Use canon_output_dependence rather
27706 than canon_true_dependence.
27708 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27711 * cgraph.h (symtab_node::copy_visibility_from): New function.
27712 * symtab.c (symtab_node::copy_visibility_from): New function.
27713 * ipa-visibility.c (optimize_weakref): New function.
27714 (function_and_variable_visibility): Use it.
27716 2016-04-04 Martin Liska <mliska@suse.cz>
27719 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
27720 value that is really in range handled by SBR instruction.
27721 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
27722 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
27723 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
27725 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
27729 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
27730 set, but not for SP_REG operands.
27732 2016-04-02 Martin Sebor <msebor@redhat.com>
27735 * fold-const.c (maybe_nonzero_address): New function.
27736 (fold_comparison): Call it. Fold equality and relational
27737 expressions involving null pointers.
27738 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
27740 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
27742 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
27743 the "Y" constraint (scalar FP 0.0 immediate).
27745 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
27746 Add the "const_double" to the list of operand constraints.
27748 2016-04-01 Jakub Jelinek <jakub@redhat.com>
27750 PR rtl-optimization/70467
27751 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
27752 If low word of the last operand is 0, just emit addition/subtraction
27755 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27758 * config/s390/s390.c (s390_expand_insv): Check for everything
27759 constant instead of just VOIDmode stuff.
27761 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27764 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
27766 2016-04-01 Nathan Sidwell <nathan@acm.org>
27768 * tree.def (TRY_CATCH_EXPR): Correct documentation.
27770 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
27772 PR rtl-optimization/70461
27773 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
27776 2016-03-31 Martin Liska <mliska@suse.cz>
27779 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
27780 a tree value or an immediate integer value to a buffer
27781 that is eventually copied to a BRIG section.
27782 (emit_immediate_operand): Call the function here.
27783 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
27784 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
27785 of class' fields that are removed.
27786 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
27787 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
27788 m_brig_repr_size fields.
27790 2016-03-31 Martin Liska <mliska@suse.cz>
27793 * hsa-gen.c (hsa_function_representation::update_dominance): New
27795 (convert_addr_to_flat_segment): Likewise.
27796 (gen_hsa_memory_set): New alignment argument.
27797 (gen_hsa_ctor_assignment): Likewise.
27798 (gen_hsa_insns_for_single_assignment): Provide alignment
27799 to gen_hsa_ctor_assignment.
27800 (gen_hsa_insns_for_direct_call): Add new argument.
27801 (expand_lhs_of_string_op): New function.
27802 (expand_string_operation_builtin): Likewise.
27803 (expand_memory_copy): New function.
27804 (expand_memory_set): New function.
27805 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
27806 (convert_switch_statements): Change signature.
27807 (generate_hsa): Use a return value of the function.
27808 (pass_gen_hsail::execute): Do not call
27809 convert_switch_statements here.
27810 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
27811 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
27812 (hsa_function_representation::update_dominance): New function.
27814 2016-03-31 Martin Liska <mliska@suse.cz>
27817 * hsa-brig.c (emit_directive_variable): Emit alignment
27818 according to hsa_symbol::m_align.
27819 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
27820 (dump_hsa_symbol): Dump alignment of HSA symbols.
27821 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
27822 (gen_hsa_addr_with_align): New function.
27823 (hsa_bitmemref_alignment): Use newly added function.
27824 (gen_hsa_insns_for_load): Likewise.
27825 (gen_hsa_insns_for_store): Likewise.
27826 (gen_hsa_memory_copy): New argument added.
27827 (gen_hsa_insns_for_single_assignment): Respect
27828 alignment for assignments processed via gen_hsa_memory_copy.
27829 (gen_hsa_insns_for_direct_call): Likewise.
27830 (gen_hsa_insns_for_return): Likewise.
27831 (gen_function_def_parameters): Set default alignment.
27832 * hsa.c (hsa_object_alignment): New function.
27833 (hsa_byte_alignment): Pasted function.
27834 * hsa.h (hsa_symbol::m_align): New field.
27836 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27838 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
27839 scratch field for goto case.
27841 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
27843 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
27845 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
27848 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
27849 (scalar_chain::convert_insn): Call convert_op for reg
27850 moves to handle undefined registers.
27852 2016-03-31 Nathan Sidwell <nathan@acm.org>
27855 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
27856 Assert we don't want to move backwards.
27858 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
27861 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
27863 2016-03-31 Jakub Jelinek <jakub@redhat.com>
27865 PR rtl-optimization/70460
27866 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
27867 with operand from REG_LABEL_OPERAND, instead substitute
27868 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
27869 Don't do anything for REG_NON_LOCAL_GOTO jumps.
27871 2016-03-31 Martin Liska <mliska@suse.cz>
27873 * passes.c (execute_one_pass): Do not call
27874 todo_after for a discarded function.
27876 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27878 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
27879 (no_cost, infinite_cost): Initialize the new field.
27880 (get_computation_cost_at): Record setup cost.
27881 (determine_use_iv_cost_address): Skip cost computation for sub
27882 uses if we can estimate it without losing accuracy.
27884 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27886 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27888 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27889 max_loop_iterations_int.
27890 (tree_unswitch_outer_loop): Likewise.
27891 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27892 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27894 2016-03-30 Richard Biener <rguenther@suse.de>
27896 PR middle-end/70450
27897 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
27899 2016-03-30 Jakub Jelinek <jakub@redhat.com>
27902 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
27903 in gen_blendm expander.
27905 2016-03-30 Nick Clifton <nickc@redhat.com>
27908 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
27909 case where we are already provided with an SImode SUBREG.
27911 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
27914 * config/i386/i386.c (ix86_expand_epilogue): Properly check
27915 conflict between DRAP register and __builtin_eh_return.
27917 2016-03-30 Michael Matz <matz@suse.de>
27918 Richard Biener <rguenther@suse.de>
27921 * ipa-polymorphic-call.c (struct type_change_info): Change
27922 speculative to an unsigned allowing to limit the work we do.
27923 (csftc_abort_walking_p): New inline function..
27924 (check_stmt_for_type_change): Limit the number of may-defs
27925 skipped for speculative devirtualization to
27926 max-speculative-devirt-maydefs.
27927 * params.def (max-speculative-devirt-maydefs): New param.
27928 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
27930 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
27933 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
27936 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
27938 PR tree-optimization/59124
27939 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
27940 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
27942 2016-03-29 Jeff Law <law@redhat.com>
27944 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
27946 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27948 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
27951 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
27953 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
27954 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
27955 gcrt0.o if linking dynamically.
27957 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27960 * ipa-devirt.c (methods_equal_p): New function.
27961 (compare_virtual_tables): Use it.
27962 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
27963 * cgraphclones.c (clone_function_name_1): Use
27964 symbol_table::symbol_suffix_separator.
27965 * coverage.c (build_var): Likewise.
27966 * symtab.c (symbol_table::symbol_suffix_separator): New.
27968 2016-03-29 Jakub Jelinek <jakub@redhat.com>
27970 PR rtl-optimization/70429
27971 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
27972 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
27973 mode != result_mode.
27976 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
27978 PR tree-optimization/70405
27979 * ssa-iterators.h (num_imm_uses): Add missing braces.
27981 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
27983 PR rtl-optimization/68695
27984 * ira-color.c (allocno_copy_cost_saving): New.
27985 (improve_allocation): Use it.
27987 2016-03-29 Richard Henderson <rth@redhat.com>
27989 PR middle-end/70355
27990 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
27992 2016-03-29 Richard Biener <rguenther@suse.de>
27994 PR middle-end/70424
27995 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
27996 use alignment returned by get_pointer_alignment_1 if it is
27997 bigger than BITS_PER_UNIT.
27998 * builtins.c (get_pointer_alignment_1): Do not return true
27999 for alignment extracted from SSA info.
28001 2016-03-28 James Bowman <james.bowman@ftdichip.com>
28003 * config/ft32/ft32.opt (mnodiv): New.
28004 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
28005 * doc/invoke.texi (FT32 Options -mnodiv): New.
28007 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
28010 * config/i386/i386.md (define_split, andn): Fix modes.
28012 2016-03-26 Richard Biener <rguenther@suse.de>
28013 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
28016 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
28018 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
28019 as 2nd argument to cl_optimization_restore().
28021 2016-03-25 Richard Henderson <rth@redhat.com>
28024 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
28025 * config/aarch64/aarch64-protos.h: Declare it.
28026 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
28028 2016-03-25 Alan Modra <amodra@gmail.com>
28031 * config/rs6000/constraints.md (j): Simplify.
28032 * config/rs6000/predicates.md (easy_fp_constant): Exclude
28034 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
28035 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
28036 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
28037 in all constraint alternatives.
28038 (movtd_64bit_nodm): Delete "j" constraint alternative.
28040 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
28042 * tree-ssa-propagate.c: Enhance docs for
28043 SSA_PROP_NOT_INTERESTING.
28045 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
28047 * doc/extend.texi: Fix typo in documentation to pure attribute.
28049 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
28052 * config/pa/pa.md (bswapdi2): Use a scratch register.
28054 2016-03-24 Richard Henderson <rth@redhat.com>
28056 PR middle-end/69845
28057 * fold-const.c (extract_muldiv_1): Correct test for multiplication
28060 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
28062 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
28063 using ix86_expand_binary_operator instead of gen_andsi3.
28065 2016-03-24 Richard Biener <rguenther@suse.de>
28067 PR tree-optimization/70396
28068 * tree-vect-stmts.c (vectorizable_comparison): Use
28069 get_vectype_for_scalar_type.
28071 2016-03-24 Richard Biener <rguenther@suse.de>
28073 PR middle-end/70370
28074 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
28075 with register bases.
28077 2016-03-24 Richard Biener <rguenther@suse.de>
28079 PR tree-optimization/70372
28080 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
28081 build_all_ones_cst to also handle vector types correctly.
28083 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
28086 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
28089 2016-03-23 Marek Polacek <polacek@redhat.com>
28092 * doc/invoke.texi: Document -Wignored-attributes.
28094 2016-03-23 Bin Cheng <bin.cheng@arm.com>
28096 PR tree-optimization/69042
28097 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
28098 parameter from 30 to 40.
28100 2016-03-23 Bin Cheng <bin.cheng@arm.com>
28102 PR tree-optimization/69042
28103 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
28104 for use with constant offset stripped in base.
28106 2016-03-23 Richard Biener <rguenther@suse.de>
28108 PR middle-end/70251
28109 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
28110 mode compatibility check.
28111 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28113 2016-03-23 Jeff Law <law@redhat.com>
28115 PR tree-optimization/64058
28116 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
28118 (struct ssa_conflicts): Move up earlier in the file.
28119 (conflicts_, var_map_): New static variables.
28120 (initialize_conflict_count): New function to initialize the
28121 CONFLICT_COUNT field for each conflict pair.
28122 (compare_pairs): Lazily initialize the conflict count and use it
28123 as the first tie-breaker.
28124 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
28125 and wipe conflicts_ and map_ around the call to qsort. Remove
28126 special case for 2 coalesce pairs.
28127 * bitmap.c (bitmap_count_unique_bits): New function.
28128 (bitmap_count_bits_in_word): New function, extracted from
28130 (bitmap_count_bits): Use bitmap_count_bits_in_word.
28131 * bitmap.h (bitmap_count_unique_bits): Declare it.
28133 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
28136 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
28137 transparent alias chain for decl assembler name.
28138 * config/sol2.c (solaris_assemble_visibility): Likewise.
28140 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28142 * config/arm/arm1020e.md (1020call_op): Reduce reservation
28144 (v10_fdivs): Likewise.
28145 (v10_fdivd): Likewise.
28147 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28150 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
28151 to not call fclose twice on file.
28153 2016-03-23 Jakub Jelinek <jakub@redhat.com>
28155 PR tree-optimization/70354
28156 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
28157 oprnd0 is wider than oprnd1 and there is a cast from the wider
28158 type to oprnd1, mask it with the mask of the narrower type.
28161 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
28162 Optimize TARGET_STV splitters, if high or low word of last argument
28165 2016-03-22 Jeff Law <law@redhat.com>
28168 tree-ssa-threadbackward.c
28169 (fsm_find_control_statement_thread_paths): Correctly distinguish
28170 between old style jump threads vs FSM jump threads.
28172 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
28175 * config/i386/i386.c (scalar_chain::convert_op): Support
28176 uninitialized register usage case.
28178 2016-03-22 Richard Biener <rguenther@suse.de>
28180 PR middle-end/70251
28181 * genmatch.c (gen_transform): Adjust last parameter to a three-state
28183 (capture::gen_transform): ... to change behavior when substituting
28184 a condition into cond or not-cond expr context.
28185 (dt_simplify::gen_1): Adjust.
28186 * gimple-match-head.c: Include gimplify.h for unshare_expr.
28187 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
28188 last change and instead change to
28189 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
28190 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28192 2016-03-22 Anthony Green <green@moxielogic.com>
28194 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
28195 issue for moxiebox targets.
28196 (CC1PLUS_SPEC): Ditto.
28198 2016-03-22 Richard Biener <rguenther@suse.de>
28200 PR middle-end/70333
28201 * fold-const.c (extract_muldiv_1): Properly perform multiplication
28204 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
28206 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
28208 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
28211 * config/i386/i386.c (def_builtin): Handle
28212 OPTION_MASK_ISA_AVX512VL to be and-ed with other
28214 (const struct builtin_description bdesc_special_args[]):
28215 Remove duplicate ISA bits.
28217 2016-03-22 Jakub Jelinek <jakub@redhat.com>
28220 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
28221 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
28222 in a way that works also for AVX512BW.
28225 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
28226 instead of source if operands[1] is xmm16 and above and
28227 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
28228 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
28231 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
28232 on assign if (*from_p) is a comparison, set it to
28233 TREE_NO_WARNING (*from_p).
28235 2016-03-21 Jakub Jelinek <jakub@redhat.com>
28237 PR middle-end/70326
28238 * lra.c (restore_scratches): Ignore deleted insns.
28240 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
28241 Jakub Jelinek <jakub@redhat.com>
28243 PR tree-optimization/70317
28244 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
28247 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
28250 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
28251 of ix86_expand_move.
28253 (movti): Use general_operand for operand 1 predicate.
28255 2016-03-21 Martin Liska <mliska@suse.cz>
28257 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
28259 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
28261 2016-03-21 Martin Liska <mliska@suse.cz>
28264 * ipa-icf.c (sem_function::parse): Skip static
28265 constructors and destructors.
28267 2016-03-21 Jakub Jelinek <jakub@redhat.com>
28270 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
28271 function-like macro, peek following token(s) if it is followed
28272 by CPP_OPEN_PAREN token with optional padding in between, and
28273 if not, don't treat it like a macro.
28275 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
28276 Alexander Monakov <amonakov@ispras.ru>
28278 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
28279 for the stabs debug format.
28281 2016-03-21 Richard Biener <rguenther@suse.de>
28283 PR tree-optimization/70310
28284 * tree-vect-generic.c (expand_vector_condition): Fold the built
28287 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
28290 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
28291 Block third alternative for AVX-512VL target,
28293 2016-03-21 Martin Liska <mliska@suse.cz>
28296 * hsa-brig.c (emit_function_directives): Mark unemitted
28297 global variables for emission.
28298 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
28299 (get_symbol_for_decl): Likewise.
28300 * hsa.h (struct hsa_symbol): New flag.
28302 2016-03-21 Richard Biener <rguenther@suse.de>
28304 PR tree-optimization/70288
28305 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
28306 we do not estimate unsimplified all-constant conditionals or
28307 switches as optimized away.
28309 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
28311 PR rtl-optimization/69102
28312 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
28313 when we have a readonly dependency context.
28315 2016-03-18 Jeff Law <law@redhat.com>
28317 PR rtl-optimization/70263
28318 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
28319 (update_equiv_regs): When trying to move a store to after the insn
28320 that sets the source of the store, make sure the store occurs after
28321 the insn that sets the source of the store. When successful note
28322 the REG_EQUIV note created in the dump file.
28324 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
28325 Bernd Schmidt <bschmidt@redhat.com>
28327 * doc/extend.texi: Document more potential problems with basic asms.
28329 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
28331 PR rtl-optimization/70278
28332 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
28335 2016-03-18 Jason Merrill <jason@redhat.com>
28337 * calls.c (load_register_parameters): Fix zero size sibcall logic.
28339 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
28341 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
28342 values to 128b regs.
28344 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
28346 PR tree-optimization/70252
28347 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
28348 boolean vector has a proper number of elements.
28349 (supportable_narrowing_operation): Likewise.
28351 2016-03-18 Tom de Vries <tom@codesourcery.com>
28354 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
28356 2016-03-18 Jakub Jelinek <jakub@redhat.com>
28358 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
28359 instead of replace_rtx for DEBUG_INSNs.
28361 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28363 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
28364 load type reservations.
28366 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
28369 * config/pa/constraints.md: Revert 2015-02-13 change. Use
28370 define_constraint for "Q" and "T" constraints.
28372 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
28374 Tweak the pipeline model for Exynos M1
28376 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
28379 2016-03-17 David Malcolm <dmalcolm@redhat.com>
28382 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
28383 where one or both locations aren't within a line_map.
28385 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
28388 * opts.c (finish_options): Don't set flag_pie to the default if
28389 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
28392 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
28394 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
28395 true as ALL_REGS argument to replace_rtx.
28397 2016-03-17 Richard Biener <rguenther@suse.de>
28400 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
28403 2016-03-17 Jakub Jelinek <jakub@redhat.com>
28406 * rtl.h (replace_rtx): Add ALL_REGS argument.
28407 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
28408 equality and assert mode is the same, instead of just rtx pointer
28410 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
28411 true as ALL_REGS argument to replace_rtx.
28413 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
28415 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
28416 for boolean vector with vector mode only.
28417 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28419 2016-03-17 Nick Clifton <nickc@redhat.com>
28422 * config/rx/rx.c (rx_print_integer): Print negative constants in
28425 2016-03-17 Jakub Jelinek <jakub@redhat.com>
28428 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
28430 2016-03-16 Richard Henderson <rth@redhat.com>
28431 Richard Biener <rguenth@suse.de>
28433 PR middle-end/70240
28434 PR middle-end/68215
28436 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
28437 first operand as is_gimple_condexpr.
28439 PR middle-end/70240
28440 PR middle-end/68215
28442 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
28443 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
28444 Do not gimplify the result.
28445 (do_unop): Adjust call to tree_vec_extract.
28446 (do_binop): Likewise.
28447 (do_compare): Likewise.
28448 (do_plus_minus): Likewise.
28449 (do_negate): Likewise.
28450 (expand_vector_condition): Likewise.
28451 (do_cond): Likewise.
28453 2016-03-16 Richard Henderson <rth@redhat.com>
28456 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
28457 (aarch64_classify_address): Use it.
28458 (aarch64_legitimize_address): Force all subexpressions of PLUS
28459 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
28461 2016-03-16 Jakub Jelinek <jakub@redhat.com>
28462 Richard Biener <rguenth@suse.de>
28465 * rtlanal.c (replace_rtx): For REG, if from is a REG,
28466 return to even if only REGNO is equal, and assert
28469 2016-03-11 Jeff Law <law@redhat.com>
28471 PR rtl-optimization/70224
28472 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
28474 2016-03-16 Richard Henderson <rth@redhat.com>
28476 PR middle-end/70199
28477 * function.h (struct function): Add has_forced_label_in_static.
28478 * gimplify.c (force_labels_r): Set it.
28479 * lto-streamer-in.c (input_struct_function_base): Read it.
28480 * lto-streamer-out.c (output_struct_function_base): Write it.
28481 * tree-inline.c (has_label_address_in_static_1): Remove.
28482 (copy_forbidden): Remove fndecl parameter; test
28483 has_forced_label_in_static.
28484 (inline_forbidden_p): Update call to copy_forbidden.
28485 (tree_versionable_function_p): Likewise.
28486 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
28487 (chkp_versioning): Likewise.
28488 * tree-inline.h (copy_forbidden): Update decl.
28490 2016-03-16 Marek Polacek <polacek@redhat.com>
28493 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
28494 function being thunked if the result type doesn't have fixed size.
28495 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
28496 doesn't have fixed size.
28498 2016-03-16 Bin Cheng <bin.cheng@arm.com>
28500 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
28501 reporting malformed loop nest.
28503 2016-03-16 Tom de Vries <tom@codesourcery.com>
28506 * ipa-devirt.c (possible_polymorphic_call_targets): Move
28507 nodes.length () == 1 test to before first nodes[0] access.
28509 2016-03-16 Tom de Vries <tom@codesourcery.com>
28511 PR tree-optimization/68715
28512 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
28513 single_pred_p test.
28515 2016-03-16 Tom de Vries <tom@codesourcery.com>
28517 PR tree-optimization/68809
28518 * graphite-scop-detection.c (same_close_phi_node): Test if result types
28521 2016-03-16 Carlos O'Donell <carlos@redhat.com>
28522 Sandra Loosemore <sandra@codesourcery.com>
28524 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
28525 on leaf attribute. Mention ELF interposition problems.
28527 2016-03-16 Alan Modra <amodra@gmail.com>
28529 PR rtl-optimization/69195
28530 PR rtl-optimization/47992
28531 * ira.c (indirect_jump_optimize): Ignore artificial defs.
28534 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
28537 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
28539 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
28541 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
28543 2016-03-15 Jakub Jelinek <jakub@redhat.com>
28545 PR rtl-optimization/70222
28546 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
28547 optimization if mode is different from result_mode, queue up masking
28548 of the result in outer_op. Formatting fix.
28550 PR middle-end/70239
28551 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
28554 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28556 PR rtl-optimization/69032
28557 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
28558 looping backwards over basic block insns.
28560 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28563 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
28564 to non-speculative when propagating trap bits.
28566 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28568 PR rtl-optimization/63384
28569 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
28570 DEBUG_INSN_P insns.
28572 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28575 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
28576 factored out from ...
28577 (sched_analyze_insn): ... here.
28578 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
28579 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
28580 get_implicit_reg_pending_clobbers in it.
28581 (setup_id_reg_sets): Use setup_id_implicit_regs.
28582 (deps_init_id): Ditto.
28584 2016-03-15 Tom de Vries <tom@codesourcery.com>
28587 * cgraph.c (cgraph_node::get_body): Save, reset and restore
28589 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
28590 execute_function_dump.
28591 (execute_one_pass): Don't dump function if it will be dumped after ipa
28594 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
28596 * genrecog.c (match_pattern_2): If pred is NULL don't call
28597 safe_predicate_mode on it.
28599 2016-03-14 Jakub Jelinek <jakub@redhat.com>
28601 PR middle-end/70219
28602 * lra-constraints.c (delete_move_and_clobber): Change assertion
28603 to also allow dregno == 0.
28605 2016-03-14 Richard Henderson <rth@redhat.com>
28608 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
28609 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
28610 (reassociate_bb): Use optimize_vec_cond_expr; avoid
28611 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
28614 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
28617 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
28619 (lra_create_live_ranges_1): initialize hard register biggest_mode to
28621 * lra-constraints.c (split_reg): For hard regs, try to find the
28622 biggest single-register mode used in the function.
28624 2016-03-14 Richard Biener <rguenther@suse.de>
28626 PR tree-optimization/56365
28627 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
28628 constants to compare against.
28630 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
28633 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
28634 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
28635 (define_split for the GPR case): Use int_reg_operand instead of
28636 gpc_reg_operand for the output.
28638 2016-03-14 Tom de Vries <tom@codesourcery.com>
28640 PR tree-optimization/70045
28641 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
28642 create_empty_if_region_on_edge argument.
28644 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
28646 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
28647 (STACK_CHECK_PROTECT): Likewise.
28648 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28649 (STACK_CHECK_PROTECT): Likewise.
28650 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28651 (STACK_CHECK_PROTECT): Likewise.
28652 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
28653 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
28654 (STACK_CHECK_PROTECT): Likewise.
28656 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
28658 PR rtl-optimization/69307
28659 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
28660 registers in modes that span more than one register.
28662 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
28665 * lra-constraints.c (delete_move_and_clobber): New.
28666 (remove_inheritance_pseudos): Use it.
28668 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
28671 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
28672 the libcall is LCT_THROW.
28673 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
28674 for the checking routine.
28676 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28679 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
28680 optimization if we have direct move.
28681 (roundu32<mode>2_fprs): Likewise.
28683 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
28686 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
28688 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
28689 Arguments swapped. All callers changed. Take reg_renumber into
28690 account, and Calculate and compare register ranges for hard regs.
28692 2016-03-11 Jeff Law <law@redhat.com>
28694 PR tree-optimization/70190
28695 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28696 Handle cases where we can not extract the taken edge, even though we
28697 found a constant value.
28699 PR tree-optimization/64058
28700 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
28701 (num_coalesce_pairs): Move up earlier in file.
28702 (find_coalesce_pair): Initialize the INDEX field for each pair
28704 (compare_pairs): No longer sort on the elements in each pair.
28705 Instead break ties with the index of the coalesce pair.
28707 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28710 * config/aarch64/aarch64-protos.h
28711 (aarch64_save_restore_target_globals): New prototype.
28712 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
28713 Call the above when popping pragma.
28714 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
28716 (aarch64_set_current_function): Rewrite using the above.
28718 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28720 PR tree-optimization/70177
28721 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
28722 (extract_ops_from_tree): ... this. In the 2 argument
28723 overload remove _1 suffix.
28724 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
28725 (extract_ops_from_tree): ... this.
28726 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
28728 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
28729 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
28730 extract_ops_from_tree instead of 2 operand one.
28732 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
28734 PR tree-optimization/70013
28735 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
28736 for constant-pool entries.
28738 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28740 PR rtl-optimization/70174
28741 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
28742 followed by gen_lowpart on force_reg instead of just gen_lowpart.
28744 PR tree-optimization/70169
28745 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
28746 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
28749 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
28750 Jakub Jelinek <jakub@redhat.com>
28753 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
28754 of uninitialized values.
28756 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28758 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
28760 ("*trunctddd2"): New pattern definition.
28761 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
28764 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28766 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
28767 definitions for BFP and DFP rounding modes.
28768 ("fixuns_truncdddi2", "fixuns_trunctddi2")
28769 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
28770 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
28771 ("fix_trunctf<mode>2"): Use the new constants instead of magic
28774 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28776 * config/s390/constraints.md: Adjust comment.
28777 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
28778 s390_decompose_addrstyle_without_index.
28779 * config/s390/predicates.md (shift_count_or_setmem_operand):
28780 Rename to setmem_operand.
28781 * config/s390/s390-protos.h
28782 (s390_decompose_shift_count): Rename to
28783 s390_decompose_addrstyle_without_index.
28784 * config/s390/s390.c (s390_decompose_shift_count)
28785 (s390_mem_constraint, print_shift_count_operand)
28786 (print_operand_address, print_operand): Rename
28787 s390_decompose_shift_count to
28788 s390_decompose_addrstyle_without_index and rename
28789 print_shift_count_operand to print_addrstyle_operand troughout the
28791 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
28792 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
28793 Rename shift_count_or_setmem_operand to setmem_operand.
28794 * config/s390/vx-builtins.md ("vec_insert<mode>")
28795 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
28798 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28801 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
28802 Handle overlapping retval and newval.
28804 2016-03-10 Nick Clifton <nickc@redhat.com>
28807 * config/aarch64/aarch64.c
28808 (aarch64_override_options_after_change_1): When forcing
28809 flag_omit_frame_pointer to be true, use a special value that can
28810 be detected if this function is called again, thus preventing
28811 flag_omit_leaf_frame_pointer from being forced to be false.
28813 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28815 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
28816 Set x_flag_omit_leaf_frame_pointer when handling
28817 -momit-leaf-frame-pointer.
28819 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28822 * cgraph.c (cgraph_node::dump): Dump split_part and
28823 indirect_call_target.
28824 * cgraph.h (cgraph_node): Add indirect_call_target flag.
28825 * ipa.c (has_addr_references_p): Cleanup.
28826 (is_indirect_call_target_p): New.
28827 (walk_polymorphic_call_targets): Do not mark virtuals that may be
28828 called indirectly as local.
28829 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
28831 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28834 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28835 on cxa_pure_virtual.
28837 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28840 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
28842 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28845 * tree.c (need_assembler_name_p): Only record main variant type names.
28847 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28850 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
28851 Always define to 0 or 1.
28852 (TARGET_FIX_ERR_A53_843419): New macro.
28853 * config/aarch64/aarch64-elf-raw.h
28854 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
28855 * config/aarch64/aarch64-linux.h: Likewise.
28856 * config/aarch64/aarch64.c
28857 (aarch64_override_options_after_change_1): Do not default
28858 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
28860 (aarch64_attributes): Handle fix-cortex-a53-843419.
28861 (aarch64_can_inline_p): Likewise.
28862 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
28864 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
28865 Jakub Jelinek <jakub@redhat.com>
28867 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
28868 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
28869 DECL_COMMONS if flag_unconstrained_commons is set.
28870 * tree-dfa.c (get_ref_base_and_extent): Likewise.
28871 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
28872 (funconstrained-commons): Document.
28874 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28876 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
28877 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
28879 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
28881 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
28882 has a proper number of elements.
28884 2016-03-10 Alan Modra <amodra@gmail.com>
28886 PR rtl-optimization/69195
28887 PR rtl-optimization/47992
28888 * ira.c (recorded_label_ref): Delete.
28889 (update_equiv_regs): Return void.
28890 (indirect_jump_optimize): New function.
28891 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
28892 before regstat_compute_ri. Don't rebuild_jump_labels here.
28893 Delete update_regstat.
28895 2016-03-10 Richard Biener <rguenther@suse.de>
28897 PR tree-optimization/70128
28898 * tree-ssa-structalias.c (set_uids_in_ptset): Set
28899 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
28901 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28903 PR tree-optimization/70152
28904 * tree-sra.c (replace_removed_params_ssa_names): Copy over
28905 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
28908 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
28909 instead of gen_sse2_loadlpd.
28910 * config/i386/sse.md (*vec_concatv2df): Rename to...
28911 (vec_concatv2df): ... this.
28913 PR tree-optimization/70127
28914 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
28916 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28920 * diagnostic-show-locus.c (compatible_locations_p): New function.
28921 (layout::layout): Sanitize ranges using compatible_locations_p.
28923 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28927 * diagnostic-show-locus.c (layout_range::layout_range): Replace
28928 location_range param with three const expanded_locations * and a
28930 (layout::layout): Replace call to
28931 rich_location::lazily_expand_location with get_expanded_location.
28932 Extract the range and perform location expansion here, passing
28933 the results to the layout_range ctor.
28934 * diagnostic.c (source_range::debug): Delete.
28935 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
28936 of rich_location::get_expanded_location.
28937 * gcc-rich-location.c (get_range_for_expr): Delete.
28938 (gcc_rich_location::add_expr): Reimplement to avoid the
28939 rich_location::add_range overload that took a location_range,
28940 passing a location_t instead.
28942 2016-03-09 Richard Biener <rguenther@suse.de>
28943 Jakub Jelinek <jakub@redhat.com>
28945 PR tree-optimization/70138
28946 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
28947 Also skip vect_double_reduction_def.
28949 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28952 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
28953 if the operand is "m".
28955 2016-03-09 Nathan Sidwell <nathan@acm.org>
28957 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
28959 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28961 * config/i386/i386.c (processor_target_table): Fix cost table
28962 intialization order for znver1.
28964 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28966 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
28967 - becuase -> because.
28968 * ipa-reference.c (ignore_module_statics): Likewise.
28969 * cgraph.c (cgraph_node::get_body): Likewise.
28970 * ipa-inline.c (early_inliner): Likewise.
28971 * ipa-devirt.c (types_same_for_odr): Likewise.
28972 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
28973 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
28975 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28977 * tree-ssa-math-opts.c: Fix typo in comment.
28979 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28982 * config/i386/i386.c (scalar_chain::make_vector_copies,
28983 scalar_chain::convert_reg): Call end_sequence in between
28984 get_insns and emit_conversion_insns rather than after both
28987 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
28990 * config/i386/i386.h (machine_function): Add
28991 pc_thunk_call_expanded flag.
28992 (ix86_pc_thunk_call_expanded): New define.
28993 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
28994 (*set_got): Rename insn pattern from set_got.
28995 (*set_got_labelled): Rename inst pattern from set_got_labelled.
28996 * config/i386/i386.c (ix86_compute_frame_layout): Use
28997 ix86_pc_thunk_call_expanded to prevent red-zone.
28999 2016-03-07 Martin Jambor <mjambor@suse.cz>
29001 * hsa.h (hsa_get_ctor_statements): Declare.
29002 (hsa_get_dtor_statements): Likewise.
29003 (hsa_get_kernel_dispatch_type): Likewise.
29004 * hsa.c (hsa_get_ctor_statements): New function.
29005 (hsa_get_dtor_statements): Likewise.
29006 (hsa_get_kernel_dispatch_type): Likewise.
29007 * hsa-brig.c (hsa_cdtor_statements): Removed.
29008 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
29009 hsa_get_dtor_statements.
29010 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
29011 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
29013 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
29015 * config/arm/arm-cores.def (cortex-r8): New.
29016 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
29017 * config/arm/arm-tune.md: Likewise.
29018 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
29020 2016-03-07 Martin Sebor <msebor@redhat.com>
29022 PR rtl-optimization/19705
29023 * doc/invoke.texi (Options That Control Optimization): Clarify
29024 -fno-branch-count-reg.
29026 2016-02-26 Richard Biener <rguenther@suse.de>
29027 Jeff Law <law@redhat.com>
29029 PR tree-optimization/69740
29030 * cfghooks.c (remove_edge): Request loop fixups if we delete
29031 an edge that might turn an irreducible loop into a natural
29033 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
29034 Move after definition of loops_state_clear.
29036 2016-03-07 Bin Cheng <bin.cheng@arm.com>
29038 PR rtl-optimization/69052
29039 * rtlanal.c (commutative_operand_precedence): Set higher precedence
29042 2016-03-07 Tom de Vries <tom@codesourcery.com>
29044 PR tree-optimization/70116
29045 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
29046 is_tm_ending stmts and ubsan/asan internal functions.
29047 (find_duplicate): Use it. Don't test is_tm_ending here.
29049 2016-03-07 Richard Biener <rguenther@suse.de>
29051 PR tree-optimization/70115
29052 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
29053 (propagate_constants_for_unrolling): Use replace_uses_by.
29055 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
29057 PR middle-end/69916
29058 * omp-low.c (struct oacc_loop): Add ifns.
29059 (new_oacc_loop_raw): Initialize it.
29060 (finish_oacc_loop): Clear mask & flags if no ifns.
29061 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
29062 (oacc_loop_xform_loop): Add ifns arg & adjust.
29063 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
29065 2016-03-07 Richard Henderson <rth@redhat.com>
29068 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
29069 (insert_value_copy_on_edge): Likewise.
29071 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29073 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
29075 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29078 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
29080 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
29082 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
29084 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
29086 Fix sseimul type attribute.
29087 * config/i386/znver1.md
29088 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
29089 znver1_sseimul_avx256_load) : Fix the type attribute.
29090 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
29091 pipe usage and latency.
29093 2016-03-05 Jakub Jelinek <jakub@redhat.com>
29096 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
29097 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
29100 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
29103 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
29105 PR rtl-optimization/69941
29106 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
29107 the reg share its mode.
29109 2016-03-04 Jeff Law <law@redhat.com>
29111 PR tree-optimization/69196
29112 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29113 If the both SSA_NAMEs are anonymous, then consider them unassociated
29114 and include the PHI in the statement count.
29116 2016-03-05 Tom de Vries <tom@codesourcery.com>
29118 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
29119 construct in oacc routine. Check for oacc region in oacc routine.
29121 2016-03-04 Jakub Jelinek <jakub@redhat.com>
29124 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
29125 2016-02-22 changes, instead don't recurse if RECUR is already true.
29126 Don't change *dynamic_check if RECUR. Adjust recursive caller
29127 to pass true to the new argument.
29128 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
29131 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
29132 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
29134 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
29136 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
29138 PR rtl-optimization/57676
29139 * lra-assigns.c (lra_assign): Guard test for maximum iterations
29140 with flag_checking.
29142 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
29144 * tree-vect-patterns.c (search_type_for_mask): Handle
29145 comparison of booleans.
29147 2016-03-04 Jakub Jelinek <jakub@redhat.com>
29149 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
29153 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
29154 all other ops that have dw_val_class_die_ref operands,
29155 and DW_OP_GNU_entry_value.
29157 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29159 PR rtl-optimization/69904
29160 * config/arm/arm.c (arm_cannot_copy_insn_p):
29161 Return true for load-exclusive instructions.
29163 2016-03-03 Jakub Jelinek <jakub@redhat.com>
29166 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
29167 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
29168 the pattern no matter if it is used just by non-pattern, pattern
29170 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
29171 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
29172 oprnd1 def_stmt is in pattern, don't look through it.
29174 2016-03-03 Marek Polacek <polacek@redhat.com>
29176 PR middle-end/70050
29177 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
29179 2016-03-03 Martin Liska <mliska@suse.cz>
29181 PR tree-optimization/70043
29182 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
29183 previous statement if we see a debug statement.
29185 2016-03-03 Richard Biener <rguenther@suse.de>
29187 PR tree-optimization/55936
29188 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
29189 parameter and guard unsafe equivalence use.
29190 (vrp_evaluate_conditional_warnv_with_ops): Always use
29191 safe equivalences but not via the quadratic compare_names
29194 2016-03-03 Michael Collison <michael.collison@linaro.org>
29197 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
29198 for operand 1 to s_register_operand. Change predicate for operand
29199 2 to arm_not_immediate_operand.
29201 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
29203 * doc/tm.texi: Regenerated.
29205 2016-03-02 Richard Henderson <rth@redhat.com>
29208 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
29209 simplification when all args are positive non-fixed registers.
29211 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29213 * target.def (lra_p): Specify that new ports should use LRA.
29215 2016-03-02 Jakub Jelinek <jakub@redhat.com>
29218 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
29219 gimplify_type_sizes the type they refer to.
29220 (omp_notice_variable): Handle reference vars to VLAs.
29221 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
29222 reference to VLA decls in the second pass instead of first pass.
29224 2016-03-02 Tom de Vries <tom@codesourcery.com>
29226 PR tree-optimization/68659
29227 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
29228 new_expr == NULL_TREE.
29229 (get_new_name): Handle ADDR_EXPR.
29231 2016-03-02 Bin Cheng <bin.cheng@arm.com>
29233 PR rtl-optimization/69052
29234 * loop-invariant.c (canonicalize_address): New function.
29235 (inv_can_prop_to_addr_use): Check validity of address expression
29236 which is canonicalized by above function.
29238 2016-03-02 Alan Modra <amodra@gmail.com>
29241 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
29244 2016-03-02 Jakub Jelinek <jakub@redhat.com>
29247 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
29248 (*movhi_internal): Put mask moves from and to memory separately
29249 from moves from/to GPRs.
29251 2016-03-02 Richard Biener <rguenther@suse.de>
29253 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
29254 GENERIC expressions in GIMPLE.
29256 2016-03-02 Richard Biener <rguenther@suse.de>
29258 * config/i386/i386.c (type_natural_mode): Fix typo.
29260 2016-03-02 Nick Clifton <nickc@redhat.com>
29262 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
29264 2016-03-02 Richard Biener <rguenther@suse.de>
29265 Uros Bizjak <ubizjak@gmail.com>
29268 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
29270 2016-03-02 Richard Biener <rguenther@suse.de>
29272 PR middle-end/67278
29273 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
29275 2016-03-02 Marek Polacek <polacek@redhat.com>
29278 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
29279 "is promoted to" warning.
29281 2016-03-01 DJ Delorie <dj@redhat.com>
29283 * config.gcc: Deprecate mep-*.
29285 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
29287 PR middle-end/70025
29288 * lra-constraints.c (regno_val_use_in): New.
29289 (match_reload): Use it instead of regno_use_in.
29291 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
29293 PR rtl-optimization/70007
29294 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
29295 references present in REG_EQUAL notes attached to non-SET patterns.
29297 2016-03-01 Jeff Law <law@redhat.com>
29299 PR tree-optimization/69196
29300 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29301 Appropriately clamp the number of statements to copy when the
29302 thread path does not traverse a loop backedge.
29304 PR tree-optimization/69196
29305 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29306 Do count some PHIs in the thread path against the insn count. Decrease
29307 final statement count by one as the control statement in the last
29308 block will get removed. Remove special cased code for handling PHIs
29311 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
29314 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
29315 asm dialect alternatives to explicit GOTPCREL calls.
29317 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
29320 * ira.c (do_reload): Issue warning for generic stack checking here...
29321 * reload1.c (reload): ...instead of here and streamline it.
29323 2016-03-01 Nick Clifton <nickc@redhat.com>
29325 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
29327 2016-03-01 Richard Biener <rguenther@suse.de>
29329 PR tree-optimization/69983
29330 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
29331 types and fall back to operand_equal_p.
29333 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29336 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29338 * config/s390/constraints.md ("jm8"): New constraint.
29339 * config/s390/predicates.md ("const_int_8bitset_operand"): New
29341 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
29343 ("*setmem_long<setmem_and>"): New pattern.
29344 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
29346 ("*setmem_long_31z<setmem_and>"): New pattern.
29347 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
29348 New substitution rules with the required attributes.
29351 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29354 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29356 * gensupport.c (process_substs_on_one_elem): Split loop to
29357 complete mark_operands_used_in_match_dup on all expressions in the
29359 (adjust_operands_numbers): Inline into process_substs_on_one_elem
29360 and remove function.
29362 2016-03-01 Richard Biener <rguenther@suse.de>
29364 PR middle-end/70022
29365 * fold-const.c (fold_indirect_ref_1): Fix range checking for
29366 vector BIT_FIELD_REF extract.
29368 2016-03-01 Richard Biener <rguenther@suse.de>
29370 PR tree-optimization/69994
29371 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
29373 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
29375 PR tree-optimization/69956
29376 * tree-vect-stmts.c (supportable_widening_operation): Support
29377 multi-step conversion of boolean vectors.
29378 (supportable_narrowing_operation): Likewise.
29380 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29382 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
29385 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29387 * config/s390/subst.md (DSI_VI): New mode iterator.
29388 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
29389 * config/s390/vector.md ("vec_set<mode>"): Move expander before
29390 the insn definition.
29391 ("*vec_set<mode>"): Change predicate and add alternative to
29392 support only either register or const_int operands as element
29394 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
29396 ("vec_extract<mode>"): New expander.
29397 ("*vec_extract<mode>"): New insn definition supporting reg and
29398 const_int element selectors.
29399 ("*vec_extract<mode>_plus"): New insn definition supporting
29400 reg+const_int element selectors.
29401 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
29402 following expander+insn definition.
29403 ("<vec_shifts_name><mode>3"): New expander.
29404 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
29406 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29408 * config/s390/s390.md ("*tabort_1"): Change predicate to
29409 nonmemory_operand. Add a second alternative to cover
29410 register as well as const int operands.
29411 ("*tabort_1_plus"): New pattern definition.
29413 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29415 * config/s390/s390.md ("*ashrdi3_cc_31")
29416 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
29417 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
29418 Merge insn definitions into ...
29419 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
29420 New pattern definition.
29421 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
29422 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
29423 ("*ashr<mode>3_and"): Merge insn definitions into ...
29424 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
29425 New pattern definition.
29426 * config/s390/subst.md ("addr_style_op_cc_subst")
29427 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
29428 substitutions patterns plus attributes.
29429 Add ashiftrt to SUBST iterator.
29431 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29433 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
29434 op2 to nonmemory_operand.
29435 ("*<shift>di3_31", "*<shift>di3_31_and"):
29436 Merge into single pattern definition ...
29437 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
29438 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
29439 pattern definition ...
29440 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
29441 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
29444 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29446 * config/s390/predicates.md (const_int_6bitset_operand): New
29448 * config/s390/s390.md: Include subst.md.
29449 ("rotl<mode>3"): New expander.
29450 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
29452 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
29453 * config/s390/subst.md: New file.
29455 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29457 * config/s390/s390.md ("op_type", "atype", "length" attributes):
29458 Remove RRR type. It doesn't really exist.
29459 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
29461 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
29462 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
29463 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
29464 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
29465 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
29466 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
29467 `enabled' attribute.
29469 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29471 * gensupport.c (process_substs_on_one_elem): Split loop to
29472 complete mark_operands_used_in_match_dup on all expressions in the
29474 (adjust_operands_numbers): Inline into process_substs_on_one_elem
29475 and remove function.
29477 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
29480 * config/sparc/sparc.c (NWORDS_UP): Rename to...
29481 (CEIL_NWORDS): ...this. Use CEIL macro.
29482 (compute_fp_layout): Adjust to above renaming.
29483 (function_arg_union_value): Likewise.
29484 (sparc_arg_partial_bytes): Likewise.
29485 (sparc_function_arg_advance): Likewise.
29487 2016-02-29 Jeff Law <law@redhat.com>
29489 PR tree-optimization/70005
29490 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
29491 where an object with a boolean range is compared against a value
29494 PR tree-optimization/69999
29495 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
29496 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
29499 2016-02-29 Richard Biener <rguenther@suse.de>
29501 PR tree-optimization/69994
29502 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
29503 (get_unary_op): Look through nop conversions.
29504 (ops_equal_values_p): New function, look for equality diregarding
29506 (eliminate_plus_minus_pair): Use ops_equal_values_p
29507 (repropagate_negates): Do not use get_unary_op here.
29509 2016-02-29 Martin Liska <mliska@suse.cz>
29511 * system.h: Poison ENABLE_CHECKING macro.
29513 2016-02-29 Martin Liska <mliska@suse.cz>
29515 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
29516 is presented in dump flags.
29517 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
29518 (hsa_regalloc): Likewise.
29520 2016-02-19 Richard Biener <rguenther@suse.de>
29522 PR tree-optimization/69980
29523 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
29524 permutation of those we need to keep.
29526 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
29529 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
29530 (NWORDS_UP): ...this
29531 (init_cumulative_args): Minor tweaks.
29532 (sparc_promote_function_mode): Likewise.
29533 (scan_record_type): Delete.
29534 (traverse_record_type): New function template.
29535 (classify_data_t): New structure type.
29536 (classify_registers): New inline function.
29537 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
29538 exhausted. Instantiate traverse_record_type on classify_registers and
29539 deal with the case of a structure passed in slot #15 with no FP field
29541 (assign_data_t): New structure type.
29542 (compute_int_layout): New static function.
29543 (compute_fp_layout): Likewise.
29544 (count_registers): New inline function.
29545 (assign_int_registers): New static function.
29546 (assign_fp_registers): Likewise.
29547 (assign_registers): New inline function.
29548 (function_arg_record_value_1): Delete.
29549 (function_arg_record_value_2): Likewise.
29550 (function_arg_record_value_3): Likewise.
29551 (function_arg_record_value): Adjust to above changes. Instantiate
29552 traverse_record_type on count_registers to first count the number of
29553 registers to be used and then on assign_registers to assign them.
29554 (function_arg_union_value): Adjust to above renaming.
29555 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
29556 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
29557 case of a structure passed in slot #15
29558 (sparc_function_arg_advance): Likewise.
29559 (function_arg_padding): Minor tweak.
29561 2016-02-29 Richard Biener <rguenther@suse.de>
29563 PR tree-optimization/69720
29564 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
29565 the adjustment_def path for possibly vectorized defs.
29566 (vect_create_epilog_for_reduction): Handle vectorized initial
29569 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
29571 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
29573 2016-02-27 Jeff Law <law@redhat.com>
29576 2016-02-26 Richard Biener <rguenther@suse.de>
29577 Jeff Law <law@redhat.com>
29579 PR tree-optimization/69740
29580 * cfghooks.c (remove_edge): Request loop fixups if we delete
29581 an edge that might turn an irreducible loop into a natural
29584 2016-02-27 Jakub Jelinek <jakub@redhat.com>
29586 PR rtl-optimization/69896
29587 * tree-vect-generic.c (get_compute_type): Avoid single element
29590 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
29592 Rename the AArch64 tuning option and related functions to enable the
29593 Newton series for the reciprocal square root to reflect its
29594 approximative characteristic.
29596 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
29597 function to "aarch64_emit_approx_rsqrt".
29598 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
29599 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
29600 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
29601 (xgene1_tunings): Likewise.
29602 (use_rsqrt_p): Likewise.
29603 (aarch64_emit_swrsqrt): Use new function name.
29604 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
29605 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
29606 text explaining this option.
29607 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
29609 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29612 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
29613 complain about -mallow-movmisalign without -mvsx if
29614 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
29616 2016-02-26 Joel Sherrill <joel@rtems.org>
29618 * config.gcc: Add x86_64-*-rtems*.
29619 * config/i386/rtems-64.h: New file.
29621 2016-02-26 Joel Sherrill <joel@rtems.org>
29623 * config.gcc: Add aarch64-*-rtems*.
29624 * config/aarch64/rtems.h: New file.
29626 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
29629 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
29630 shift amount using %h. Add comment.
29632 2016-02-26 Richard Biener <rguenther@suse.de>
29633 Jeff Law <law@redhat.com>
29635 PR tree-optimization/69740
29636 * cfghooks.c (remove_edge): Request loop fixups if we delete
29637 an edge that might turn an irreducible loop into a natural
29640 2016-02-26 Martin Jambor <mjambor@suse.cz>
29642 PR middle-end/69920
29643 * tree-sra.c (sra_modify_assign): Do not remove loads of
29644 uninitialized aggregates to SSA_NAMEs.
29646 2016-02-26 Richard Henderson <rth@redhat.com>
29649 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
29650 pseudo in case the target rtx matches the source of the left
29653 2016-02-26 Martin Jambor <mjambor@suse.cz>
29656 * hsa.h (hsa_type_packed_p): Declare.
29657 * hsa.c (hsa_type_packed_p): New function.
29658 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
29660 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
29661 * hsa-brig.c (emit_basic_insn): Likewise.
29663 2016-02-26 Martin Jambor <mjambor@suse.cz>
29666 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
29668 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
29670 2016-02-26 Martin Jambor <mjambor@suse.cz>
29672 * hsa.h (is_a_helper): New overload for hsa_op_immed for
29673 hsa_op_with_type operands.
29674 (hsa_unsigned_type_for_type): Declare.
29675 * hsa.c (hsa_unsigned_type_for_type): New function.
29676 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
29677 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
29678 the finalizer. Do not emit extra move.
29680 2016-02-26 Martin Jambor <mjambor@suse.cz>
29682 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
29683 atomic operations in private segment.
29685 2016-02-26 Martin Jambor <mjambor@suse.cz>
29687 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
29688 statements to wi->info. Also disallow omp simd constructs.
29689 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
29690 for not gridifying. Dump special string for omp_for.
29692 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29695 * config/aarch64/aarch64.c (aarch64_set_current_function):
29696 Save/restore target globals when switching to
29697 target_option_default_node.
29699 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29702 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
29703 Return 0 if !SHIFT_COUNT_TRUNCATED.
29705 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29706 Eric Botcazou <ebotcazou@adacore.com>
29708 PR rtl-optimization/69891
29709 * dse.c (scan_insn): If we can't figure out memset arguments
29710 or they are non-constant, call clear_rhs_from_active_local_stores.
29712 2016-02-26 Martin Liska <mliska@suse.cz>
29714 * doc/extend.texi: Mention clog10, clog10f an clog10l
29715 in Builtins section.
29717 2016-02-26 Martin Liska <mliska@suse.cz>
29719 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
29721 (resolve_args_picking_1): Likewise.
29722 * dwarf2out.h (struct GTY): Likewise.
29724 2016-02-26 Martin Liska <mliska@suse.cz>
29726 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
29727 with flag_checking.
29728 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
29730 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
29731 Martin Liska <mliska@suse.cz>
29733 * doc/install.texi: Mention --enable-valgrind-annotations.
29735 2016-02-26 Richard Biener <rguenther@suse.de>
29737 PR tree-optimization/69551
29738 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
29739 looking through aliases adjust DECL_PT_UID to refer to the
29740 ultimate alias target.
29742 2016-02-25 Martin Liska <mliska@suse.cz>
29744 PR middle-end/69919
29745 * alloc-pool.c (after_memory_report): New variable.
29746 * alloc-pool.h (base_pool_allocator ::release): Do not use
29747 the infrastructure if after_memory_report.
29748 * toplev.c (toplev::main): Mark after memory report.
29750 2016-02-25 Richard Biener <rguenther@suse.de>
29752 PR tree-optimization/48795
29753 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
29755 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
29758 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
29759 offloading is enabled and -fopenacc or -fopenmp is specified.
29760 (CRTOFFLOADEND): Likewise.
29761 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
29762 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
29763 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
29764 (offload_objects_file_name): New static var.
29765 (tool_cleanup): Remove offload_objects_file_name file.
29766 (find_offloadbeginend): Replace with ...
29767 (find_crtoffloadtable): ... this.
29768 (run_gcc): Remove offload_argc and offload_argv.
29769 Get offload_objects_file_name from -foffload-objects=... option.
29770 Read names of object files with offload from this file, pass them to
29771 compile_images_for_offload_targets. Don't call find_offloadbeginend and
29772 don't pass offloadbegin and offloadend to the linker. Don't pass
29773 offload non-LTO files to the linker, because now they're not claimed.
29775 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
29778 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
29779 on builtin_unreachable.
29781 2016-02-25 Jakub Jelinek <jakub@redhat.com>
29783 PR rtl-optimization/69896
29784 * regcprop.c: Include cfgrtl.h.
29785 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
29786 than remembered mode, either delete it (if noop_move_p), or
29787 treat like copy_p but not noop_p instruction.
29789 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29792 * dwarf2out.c (gen_variable_die): Work around buggy LTO
29793 - allow NULL decl for Fortran DW_TAG_common_block variables.
29795 2016-02-24 Jason Merrill <jason@redhat.com>
29797 * common.opt (flifetime-dse): Add -flifetime-dse=1.
29799 2016-02-24 Richard Biener <rguenther@suse.de>
29800 Jakub Jelinek <jakub@redhat.com>
29802 PR middle-end/69760
29803 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
29804 conditionally executed ops to well-defined overflow behavior.
29806 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29808 PR middle-end/69915
29809 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
29812 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29814 PR rtl-optimization/69886
29815 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
29816 argument. Use it when checking validity of set instructions.
29817 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
29818 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
29820 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
29821 * store-motion.c (find_moveable_store): Update
29822 can_assign_to_reg_without_clobbers_p callsite.
29824 2016-02-24 Richard Biener <rguenther@suse.de>
29826 PR middle-end/68963
29827 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
29829 (record_nonwrapping_iv): Do not fall back to the low/high bound
29830 for non-constant IV bases if the stmt is not always executed.
29832 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29834 * config/arm/arm-cores.def (cortex-a32): New entry.
29835 * config/arm/arm-tables.opt: Regenerate.
29836 * config/arm/arm-tune.md: Regenerate.
29837 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
29838 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
29839 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
29840 for -mcpu and -mtune.
29842 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29845 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
29846 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
29847 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
29848 (atomic_loaddi_1): Delete.
29849 (atomic_loaddi): Rewrite expander using the above changes.
29851 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29854 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
29857 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29858 Richard Biener <rguenth@suse.de>
29860 PR middle-end/69909
29861 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
29862 set_mem_attributes if tem is SSA_NAME which got expanded
29865 2016-02-24 Richard Biener <rguenther@suse.de>
29867 PR tree-optimization/69907
29868 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
29869 end of permutations for BB vectorization.
29871 2016-02-24 Christian Bruel <christian.bruel@st.com>
29873 * config/arm/arm-c.c (arm_option_override): Initialize
29874 target_option_current_node.
29875 * config/arm/arm.c (arm_pragma_target_parse): Replace
29876 build_target_option_node call by target_option_current_node.
29877 Set target_option_current_node.
29880 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
29883 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
29884 define_insn_and_split to define_insn.
29885 (zero_extendqi<mode>2_dot2): Same.
29886 (extendqi<mode>2_dot): Same.
29887 (extendqi<mode>2_dot2): Same.
29889 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29891 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
29892 and add bypass for AES{D,E} and AESMC pairs.
29893 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
29896 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29898 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
29899 series for reciprocal square root in Exynos M1.
29901 2016-02-23 Martin Sebor <msebor@redhat.com>
29904 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
29905 __builtin_alloca_with_align.
29907 2016-02-23 Richard Henderson <rth@redhat.com>
29909 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
29910 (ix86_register_pragmas): Remove __seg_tls.
29911 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
29912 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
29913 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
29914 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
29915 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
29916 * doc/extend.texi (__seg_tls): Remove item.
29918 2016-02-23 Richard Biener <rguenther@suse.de>
29920 * alloc-pool.h (struct allocation_object): Make id member
29921 conditional on CHECKING_P again.
29922 (get_instance): Adjust.
29923 (base_pool_allocator): Likewise.
29925 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
29927 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
29928 (parallelize_loops): In OpenACC kernels mode, set n_threads to
29930 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
29932 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
29934 2016-02-23 Richard Biener <rguenther@suse.de>
29936 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
29937 * bitmap.h (struct bitmap_usage): Likewise.
29938 (bitmap_move): Declare.
29939 * bitmap.c (register_overhead): Take size_t argument.
29940 (bitmap_move): New function.
29941 * df-problems.c (df_rd_transfer_function): Use bitmap_move
29942 to properly account overhead.
29943 * tree.c (free_node): Use tree_size.
29945 2016-02-23 Jakub Jelinek <jakub@redhat.com>
29948 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
29949 when inverting comparison.
29952 * common.opt (Wunreachable-code): Add Warning flag.
29954 2016-02-23 Mark Wielaard <mjw@redhat.com>
29955 Jakub Jelinek <jakub@redhat.com>
29958 * cgraphunit.c (check_global_declaration): Check main_input_filename
29959 and DECL_SOURCE_FILE are not NULL.
29961 2016-02-23 Martin Jambor <mjambor@suse.cz>
29963 PR tree-optimization/69666
29964 * tree-sra.c (sra_modify_assign): Do not attempt to create
29965 default_def replacements for unscalarizable regions.
29967 2016-02-20 Mark Wielaard <mjw@redhat.com>
29970 * cgraphunit.c (check_global_declaration): Check level of
29971 warn_unused_const_variable and main_input_filename.
29972 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
29973 (-Wunused-variable): For C implies -Wunused-const-variable=1.
29974 (-Wunused-const-variable): Explain levels 1 and 2.
29976 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29979 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
29980 identical arguments. Formatting and spelling fixes.
29983 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
29988 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
29989 and m68k-devices.def.
29990 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
29991 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
29993 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
29995 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
29996 and HImode registers.
29998 2016-02-22 Richard Biener <rguenther@suse.de>
30000 PR tree-optimization/69882
30001 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
30002 preserve permutations present because of gaps.
30003 (vect_supported_load_permutation_p): Always continue checking
30004 permutations after vect_attempt_slp_rearrange_stmts.
30006 2016-02-22 Bin Cheng <bin.cheng@arm.com>
30008 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
30009 min_profitable_estimate, rather than min_profitable_iters.
30011 2016-02-22 Jakub Jelinek <jakub@redhat.com>
30014 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
30015 SImode for last match_operand.
30017 2016-02-22 Martin Liska <mliska@suse.cz>
30019 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
30020 return bitsize - 1 as the return value.
30022 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
30026 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
30027 Handle negative shift counts.
30028 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
30029 force_reg on the shift constant.
30030 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
30031 (lshrsi3_d): Handle negative shift counts.
30033 2016-02-22 Richard Biener <rguenther@suse.de>
30034 Tom de Vries <tom@codesourcery.com>
30036 * graph.c: Include dumpfile.h.
30037 (print_graph_cfg): Split into three overloads.
30038 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
30040 2016-02-22 Tom de Vries <tom@codesourcery.com>
30042 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
30045 2016-02-22 Richard Biener <rguenther@suse.de>
30048 * ipa-inline-transform.c (inline_call): When not updating
30049 overall summaries adjust self size by the growth estimate.
30050 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
30051 hash-set, do not update overall summaries here. Renamed from ...
30052 (inline_to_all_callers): ... this which is now wrapping the
30053 above and performing delayed overall summary update.
30054 (early_inline_small_functions): Delay updating of the overall
30057 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
30059 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
30062 2016-02-19 Jakub Jelinek <jakub@redhat.com>
30065 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
30066 :%* in %:gt() argument.
30067 (greater_than_spec_func): Adjust for expecting only numbers,
30068 if there are more than two numbers, compare the last two.
30070 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
30072 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
30073 -Wnarrowing with -std.
30075 2016-02-19 Jakub Jelinek <jakub@redhat.com>
30078 * expr.c (store_field): Don't use bit-field path if exp is
30079 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
30080 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
30081 and the assignment can be performed by bitwise copy. Formatting
30084 PR middle-end/69838
30085 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
30086 call copy_reg_eh_region_note_forward on before and/or after sequences
30087 and remove note from insn if it no longer can throw.
30090 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
30091 if TARGET_AVX512BW.
30093 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30095 * config/s390/vector.md: Add missing commutative operand markers
30096 to the patterns which qualify for one.
30097 * config/s390/vx-builtins.md: Likewise.
30099 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30101 * config/s390/vector.md (VI, VI_QHS): Add single element vector
30102 types to mode iterators.
30103 (vec_double): ... and mode attribute.
30104 * config/s390/vx-builtins.md (non_vec_int): Likewise.
30106 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30108 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
30109 Change the predicate of op2 from nonimmediate to general and let
30110 reload fix it if necessary.
30112 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30114 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
30116 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30118 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
30121 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30123 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
30124 * config/s390/s390.c (s390_expand_vec_movstr): New function.
30125 * config/s390/s390.md ("movstr<P:mode>"): Call
30126 s390_expand_vec_movstr.
30128 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30130 * config/s390/s390.md: Add missing output modifier for operand 1
30131 to print it as address properly.
30133 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30135 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
30136 * config/s390/2964.md: New file.
30137 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
30138 of insn grouping attributes depending on the CPU level.
30139 (s390_get_unit_mask): New function.
30140 (s390_sched_score): Remove the OOO from the scheduling macros.
30141 Add loop to calculate a score for the instruction mix.
30142 (s390_sched_reorder): Likewise plus improve debug output.
30143 (s390_sched_variable_issue): Rename macros as above. Calculate
30144 the unit distances after actually scheduling an insn. Improve
30146 (s390_sched_init): Clear last_scheduled_unit_distance array.
30147 * config/s390/s390.md: Include 2964.md.
30149 2016-02-18 Jakub Jelinek <jakub@redhat.com>
30152 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
30153 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
30154 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
30155 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
30156 *avx512f_<code>v8div16qi2_mask_1): New insns.
30158 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
30161 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
30164 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
30165 earlyclobber from target. Use wF constraint for fused memory
30167 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
30169 2016-02-18 Jakub Jelinek <jakub@redhat.com>
30170 Martin Liska <mliska@suse.cz>
30173 * cfgexpand.c (asan_sanitize_stack_p): New function.
30174 (partition_stack_vars): Use the function.
30175 (expand_stack_vars): Likewise.
30176 (defer_stack_allocation): Likewise.
30177 (expand_used_vars): Likewise.
30179 2016-02-18 Richard Biener <rguenther@suse.de>
30181 PR middle-end/69553
30182 * fold-const.c (operand_equal_p): Properly compare offsets for
30183 IMAGPART_EXPR and ARRAY_REF.
30185 2016-02-18 Nick Clifton <nickc@redhat.com>
30189 * config/arm/arm.c (arm_option_override_internal): Disable
30190 interworking if the target does not support thumb instructions.
30191 (arm_reload_in_hi): Handle the case where a register to register
30192 move needs reloading because there is no simple pattern to handle
30194 (arm_reload_out_hi): Likewise.
30196 2016-02-18 Richard Biener <rguenther@suse.de>
30198 PR middle-end/69854
30199 * match.pd: Don't use fold_binary or fold_unary for folding
30202 2016-02-17 Jakub Jelinek <jakub@redhat.com>
30205 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
30206 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
30207 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
30208 warn on gimple_no_warning_p statements.
30210 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
30212 * doc/extend.texi (C++ Attributes): Correct description of
30213 warn_unused type attribute.
30215 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30217 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
30218 correct instruction.
30220 2016-02-17 Richard Biener <rguenther@suse.de>
30222 PR rtl-optimization/69609
30223 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
30224 (find_traces_1_round): When ending a trace update cached priority
30226 (bb_to_key): Use cached priority when available.
30227 (copy_bb): Initialize cached priority.
30228 (reorder_basic_blocks_software_trace_cache): Likewise.
30230 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30233 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
30235 (aarch64_comparison_operator): Break overly long line into two.
30236 (aarch64_comparison_operation): Likewise.
30237 * config/aarch64/aarch64.md (cstorecc4): Use
30238 aarch64_comparison_operator_mode instead of
30239 aarch64_comparison_operator.
30240 (cstore<mode>4): Likewise.
30241 (aarch64_cstore<mode>): Likewise.
30242 (*cstoresi_insn_uxtw): Likewise.
30243 (cstore<mode>_neg): Likewise.
30244 (*cstoresi_neg_uxtw): Likewise.
30246 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30249 * config/arm/predicates.md (arm_comparison_operator_mode):
30251 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
30252 instead of arm_comparison_operator.
30253 (*mov_negscc): Likewise.
30254 (*mov_notscc): Likewise.
30255 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
30256 (*thumb2_mov_negscc): Likewise.
30257 (*thumb2_mov_negscc_strict_it): Likewise.
30258 (*thumb2_mov_notscc): Likewise.
30259 (*thumb2_mov_notscc_strict_it): Likewise.
30261 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
30263 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
30264 Add missing return.
30266 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
30268 * config/visium/visium.c (machine_libfunc_index): New enum.
30269 (machine_libfuncs): New structure.
30270 (visium_libfuncs): New static variable.
30271 (TARGET_INIT_LIBFUNCS): Define to...
30272 (visium_init_libfuncs): ...this. New function.
30273 (expand_block_move_4): Use the appropriate libfunc.
30274 (expand_block_move_2): Likewise.
30275 (expand_block_move_1): Likewise.
30276 (expand_block_set_4): Likewise.
30277 (expand_block_set_2): Likewise.
30278 (expand_block_set_1): Likewise.
30279 (visium_trampoline_init): Likewise.
30281 2016-02-17 Nick Clifton <nickc@redhat.com>
30283 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
30284 TI's devices.csv file as of March 2016.
30286 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
30289 * opts-global.c (handle_common_deferred_options): Introduce and
30290 initialize two global variables to remember command-line options
30291 specifying a stack-limiting register.
30292 * opts.h: Add extern declarations of the two new global variables.
30293 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
30294 variable based on the values of the two new global variables.
30296 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30299 * common.opt (Wnonnull-compare): New warning.
30300 * doc/invoke.texi (-Wnonnull): Remove text about comparison
30301 of arguments against NULL.
30302 (-Wnonnull-compare): Document.
30303 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
30304 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
30305 * passes.def (pass_warn_nonnull_compare): Add.
30306 * gimple-ssa-nonnull-compare.c: New file.
30308 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30310 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
30311 AARCH64_EXTRA_TUNE_RECIP_SQRT.
30313 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30315 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
30316 reciprocal sqrt for -mlow-precision-recip-sqrt.
30318 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30319 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30321 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
30322 always use lane loads to construct non-constant vectors.
30324 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30326 * config/aarch64/aarch64.md
30327 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
30328 constraints for operand 3.
30329 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
30331 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30332 Richard Biener <rguenther@suse.de>
30334 PR tree-optimization/69820
30335 * tree-vect-patterns.c (type_conversion_p): Return false if
30336 *orig_type is unsigned single precision or boolean.
30337 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
30340 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30342 PR rtl-optimization/69764
30343 PR rtl-optimization/69771
30344 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
30345 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
30347 2016-02-16 Richard Biener <rguenther@suse.de>
30349 PR tree-optimization/69776
30350 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
30352 (indirect_refs_may_alias_p): Likewise.
30353 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
30354 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
30355 according to tbaa_p.
30356 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
30357 (optimize_stmt): For redundant store discovery do not allow tbaa.
30359 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
30361 PR tree-optimization/69714
30362 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
30363 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
30365 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
30367 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
30368 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
30369 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
30370 * config/arc/arc.c (arc_init): Check FPU options.
30371 (get_arc_condition_code): Handle new CC_FPU* modes.
30372 (arc_select_cc_mode): Likewise.
30373 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
30374 register pair only. Allow access for ARCv2 accumulator.
30375 (gen_compare_reg): Whenever we have FPU support use FPU compare
30377 (arc_reorg): Don't generate brcc insns when FPU compare
30378 instructions are involved.
30379 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
30380 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
30381 floating point emulation.
30382 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
30383 (REVERSE_CONDITION): Add new CC_FPU* modes.
30384 (TARGET_FP_SP_BASE): Define.
30385 (TARGET_FP_DP_BASE): Likewise.
30386 (TARGET_FP_SP_FUSED): Likewise.
30387 (TARGET_FP_DP_FUSED): Likewise.
30388 (TARGET_FP_SP_CONV): Likewise.
30389 (TARGET_FP_DP_CONV): Likewise.
30390 (TARGET_FP_SP_SQRT): Likewise.
30391 (TARGET_FP_DP_SQRT): Likewise.
30392 (TARGET_FP_DP_AX): Likewise.
30393 * config/arc/arc.md (ARCV2_ACC): New constant.
30394 (type): New fpu type attribute.
30395 (SDF): Conditional iterator.
30396 (cstore<mode>, cbranch<mode>): Change expand condition.
30397 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
30398 handles FPU/FPX cases as well.
30399 * config/arc/arc.opt (mfpu): New option.
30400 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
30402 (adddf3, muldf3, subdf3): Removed.
30403 * config/arc/predicates.md (proper_comparison_operator): Recognize
30405 * config/arc/fpu.md: New file.
30406 * doc/invoke.texi (ARC Options): Document mfpu option.
30408 2016-02-16 Richard Biener <rguenther@suse.de>
30410 PR rtl-optimization/69291
30411 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
30412 noce_operand_ok check.
30414 2016-02-16 Tom de Vries <tom@codesourcery.com>
30417 * omp-low.c (simd_clone_create): Remove call to
30418 symtab->call_cgraph_insertion_hooks.
30420 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30422 PR tree-optimization/69802
30423 * tree-ssa-reassoc.c (update_range_test): If op is
30424 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
30425 op == 1 test of precision 1 integral op, otherwise handle
30426 that case as op itself. Fix up formatting.
30427 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
30430 2016-02-16 Richard Biener <rguenther@suse.de>
30432 PR tree-optimization/69586
30433 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
30434 types for conversion sources.
30436 2016-02-16 Richard Biener <rguenther@suse.de>
30438 PR middle-end/69801
30439 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
30440 mask OEP_ADDRESS_OF.
30442 2016-02-16 Alan Modra <amodra@gmail.com>
30445 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
30446 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
30447 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
30449 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
30450 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
30451 (p8_fmrgow_<mode>): Likewise.
30452 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
30454 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
30455 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
30456 to use movdi_internal64. Remove op0_di.
30457 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
30459 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
30461 Add support for the FCCMP insn types
30463 * config/aarch64/aarch64.md (fccmp): Change insn type.
30464 (fccmpe): Likewise.
30465 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
30466 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
30467 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
30468 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
30469 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
30470 * config/arm/types.md (fccmps): Add new insn type.
30471 (fccmpd): Likewise.
30473 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
30475 * alias.c (get_alias_set): Fix a typo in comment.
30477 2016-02-15 Richard Biener <rguenther@suse.de>
30479 PR tree-optimization/69595
30480 * match.pd: Complete range test simplification to true.
30482 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
30484 PR rtl-optimization/69648
30485 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
30486 pic_offset_table_rtx.
30488 PR rtl-optimization/69752
30489 * ira.c (update_equiv_regs): When looking for more than a single SET,
30490 also take other side effects into account.
30492 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
30494 * config/s390/s390.c (s390_function_profiler): Add a new sequence
30495 for z900+ CPUs in 31-bit mode.
30497 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
30499 * common/config/s390/s390-common.c (s390_supports_split_stack):
30501 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
30502 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
30503 * config/s390/s390.c (struct machine_function): New field
30504 split_stack_varargs_pointer.
30505 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
30506 in s390_emit_prologue.
30507 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
30509 (morestack_ref): New global.
30510 (SPLIT_STACK_AVAILABLE): New macro.
30511 (s390_expand_split_stack_prologue): New function.
30512 (s390_live_on_entry): New function.
30513 (s390_va_start): Use split-stack vararg pointer if appropriate.
30514 (s390_asm_file_end): Emit the split-stack note sections.
30515 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
30516 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
30517 (UNSPECV_SPLIT_STACK_CALL): New unspec.
30518 (UNSPECV_SPLIT_STACK_DATA): New unspec.
30519 (split_stack_prologue): New expand.
30520 (split_stack_space_check): New expand.
30521 (split_stack_data): New insn.
30522 (split_stack_call): New expand.
30523 (split_stack_call_*): New insn.
30524 (split_stack_cond_call): New expand.
30525 (split_stack_cond_call_*): New insn.
30527 2016-02-15 Richard Biener <rguenther@suse.de>
30529 PR tree-optimization/69783
30530 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30531 Add trivially correct cases.
30533 2016-02-15 Tom de Vries <tom@codesourcery.com>
30536 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
30538 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
30540 2016-02-15 Richard Biener <rguenther@suse.de>
30542 PR tree-optimization/69776
30543 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
30544 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
30545 indicate whether we can use TBAA to disambiguate against stores.
30546 Use alias-set zero if not.
30547 (visit_reference_op_store): Do not use TBAA when looking up
30549 * tree-ssa-pre.c (compute_avail): Use TBAA here.
30550 (eliminate_dom_walker::before_dom_children): But not when looking
30551 up redundant stores.
30553 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
30555 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
30557 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
30559 * config/i386/znver1.md
30560 (znver1_pop, znver1_pop_mem,
30561 znver1_load_imov_double_store,
30562 znver1_load_imov_direct_store,
30563 znver1_load_imov_direct_load,
30564 znver1_load_imov_double_load): Add new.
30565 (znver1_insn, znver1_insn_load): Add icmov type.
30566 (znver1_sseavx_fma,
30567 znver1_sseavx_fma_load,
30569 znver1_avx256_fma_load): Fix pipe usage.
30571 2016-02-14 Alan Modra <amodra@gmail.com>
30574 * reload.c (find_reloads_address_1): For pre/post-inc/dec
30575 with an invalid hard reg, reload just the reg not the entire
30576 pre/post-inc/dec address expression.
30578 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
30581 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
30582 fixed R1_REG scratch reg.
30583 (sibcall_value_pcrel_fdpic): Likewise.
30585 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
30589 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
30591 2016-02-12 Walter Lee <walt@tilera.com>
30593 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
30594 * config/tilegx/t-tilegx: Likewise.
30596 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30599 * diagnostic-show-locus.c (struct line_span): New struct.
30600 (layout::get_first_line): Delete.
30601 (layout::get_last_line): Delete.
30602 (layout::get_num_line_spans): New member function.
30603 (layout::get_line_span): Likewise.
30604 (layout::print_heading_for_line_span_index_p): Likewise.
30605 (layout::get_expanded_location): Likewise.
30606 (layout::calculate_line_spans): Likewise.
30607 (layout::m_first_line): Delete.
30608 (layout::m_last_line): Delete.
30609 (layout::m_line_spans): New field.
30610 (layout::layout): Update comment. Replace m_first_line and
30611 m_last_line with m_line_spans, replacing their initialization
30612 with a call to calculate_line_spans.
30613 (diagnostic_show_locus): When printing source lines and
30614 annotations, rather than looping over a single span
30615 of lines, instead loop over each line_span within
30616 the layout, with an inner loop over the lines within them.
30617 Call the context's start_span callback when changing line spans.
30618 * diagnostic.c (diagnostic_initialize): Initialize start_span.
30619 (diagnostic_build_prefix): Break out the building of the location
30620 part of the string into...
30621 (diagnostic_get_location_text): ...this new function, rewriting
30622 it from nested ternary expressions to a sequence of "if"
30624 (default_diagnostic_start_span_fn): New function.
30625 * diagnostic.h (diagnostic_start_span_fn): New typedef.
30626 (diagnostic_context::start_span): New field.
30627 (default_diagnostic_start_span_fn): New prototype.
30629 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30632 * gcc.c (driver::finalize): Fix cleanup of "specs".
30634 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30638 * gcc.c (driver::driver): Initialize m_option_suggestions.
30639 (driver::~driver): Clean up m_option_suggestions.
30640 (suggest_option): Convert to...
30641 (driver::suggest_option): ...this, and split out into
30642 driver::build_option_suggestions and find_closest_string.
30643 (driver::build_option_suggestions): New function, from
30644 first half of suggest_option. Special-case
30645 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
30646 the sanitizer_opts array. For options of enum types, add the
30647 various enum values to the candidate strings.
30648 (driver::handle_unrecognized_options): Remove "const".
30649 * gcc.h (driver::handle_unrecognized_options): Likewise.
30650 (driver::build_option_suggestions): New decl.
30651 (driver::suggest_option): New decl.
30652 (driver::m_option_suggestions): New field.
30653 * opts-common.c (add_misspelling_candidates): New function.
30654 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
30655 and make non-static.
30656 * opts.h (sanitizer_opts): New array decl.
30657 (add_misspelling_candidates): New function decl.
30658 * spellcheck.c (find_closest_string): New function.
30659 * spellcheck.h (find_closest_string): New function decl.
30661 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30663 PR rtl-optimization/69764
30664 PR rtl-optimization/69771
30665 * optabs.c (expand_binop_directly): For shift_optab_p, force
30666 convert_modes with VOIDmode if xop1 has VOIDmode.
30668 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
30671 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
30672 to correctly determine instrumentation thunks.
30674 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30677 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
30678 type by reference, force lhs on the call.
30681 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
30682 Compute retval and retbnd early in all cases if split_part_return_p
30683 and return_bb is not EXIT. Remove all clobber stmts and reset
30684 all debug stmts that refer to SSA_NAMEs defined in split part,
30685 except if it is retval, in that case replace the old retval with the
30686 lhs of the call to the split part.
30688 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30691 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30693 PR middle-end/66726
30694 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30695 whose result is used in PHI.
30696 (maybe_optimize_range_tests): Likewise.
30697 (final_range_test_p): Likweise.
30699 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30701 PR middle-end/66726
30702 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30703 whose result is used in PHI.
30704 (maybe_optimize_range_tests): Likewise.
30705 (final_range_test_p): Likweise.
30707 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30709 * cgraph.c: Spelling fixes - behaviour -> behavior and
30710 neighbour -> neighbor.
30711 * target.def: Likewise.
30712 * sel-sched.c: Likewise.
30713 * config/mips/mips.c: Likewise.
30714 * config/arc/arc.md: Likewise.
30715 * config/arm/cortex-a57.md: Likewise.
30716 * config/arm/arm.c: Likewise.
30717 * config/arm/neon.md: Likewise.
30718 * config/arm/arm-c.c: Likewise.
30719 * config/vms/vms-c.c: Likewise.
30720 * config/s390/s390.c: Likewise.
30721 * config/i386/znver1.md: Likewise.
30722 * config/i386/i386.c: Likewise.
30723 * config/ia64/hpux-unix2003.h: Likewise.
30724 * config/msp430/msp430.md: Likewise.
30725 * config/rx/rx.c: Likewise.
30726 * config/rx/rx.md: Likewise.
30727 * config/aarch64/aarch64-simd.md: Likewise.
30728 * config/aarch64/aarch64.c: Likewise.
30729 * config/nvptx/nvptx.c: Likewise.
30730 * config/bfin/bfin.c: Likewise.
30731 * config/cris/cris.opt: Likewise.
30732 * config/rs6000/rs6000.c: Likewise.
30733 * target.h: Likewise.
30734 * spellcheck.c: Likewise.
30735 * ira-build.c: Likewise.
30736 * tree-inline.c: Likewise.
30737 * builtins.c: Likewise.
30738 * lra-constraints.c: Likewise.
30739 * explow.c: Likewise.
30740 * hwint.h: Likewise.
30741 * targhooks.c: Likewise.
30742 * tree-vect-data-refs.c: Likewise.
30743 * expr.c: Likewise.
30744 * doc/tm.texi: Likewise.
30745 * doc/extend.texi: Likewise.
30746 * doc/install.texi: Likewise.
30747 * doc/md.texi: Likewise.
30748 * tree-ssa-tail-merge.c: Likewise.
30749 * sched-int.h: Likewise.
30750 * match.pd: Likewise.
30751 * sched-ebb.c: Likewise.
30752 * target.def (omit_struct_return_reg): Likewise.
30753 * gimple-ssa-isolate-paths.c: Likewise.
30754 (find_implicit_erroneous_behaviour): Renamed to...
30755 (find_implicit_erroneous_behavior): ... this.
30756 (find_explicit_erroneous_behaviour): Renamed to...
30757 (find_explicit_erroneous_behavior): ... this.
30758 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
30760 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
30762 PR rtl-optimization/64682
30763 PR rtl-optimization/69567
30764 PR rtl-optimization/69737
30765 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
30766 in I2 as well, just lose it.
30768 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30770 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
30772 (aarch64_last_printed_tune_string): Likewise.
30773 (aarch64_declare_function_name): Only output .arch assembler
30774 directive if it will be different from the previously output
30775 directive. Same for .tune comment but only if -dA is set.
30776 (aarch64_start_file): New function.
30777 (TARGET_ASM_FILE_START): Define.
30779 2016-02-11 David Malcolm <dmalcolm@redhat.com>
30782 * Makefile.in (PLUGIN_HEADERS): Add params.list.
30784 2016-02-11 Jakub Jelinek <jakub@redhat.com>
30787 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
30788 -Wmaybe-uninitialized warning.
30790 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
30793 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
30795 2016-02-11 Richard Biener <rguenther@suse.de>
30797 PR rtl-optimization/69291
30798 * ifcvt.c (noce_try_store_flag_constants): Do not allow
30799 subexpressions affected by changing the result.
30801 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
30804 * lra-constraints.c (curr_insn_transform): Find in/out operands
30805 for secondary memory moves. Update dups.
30807 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
30809 PR tree-optimization/69652
30810 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
30811 to nested loop, did source re-formatting, skip debug statements,
30812 add check on statement with volatile operand, remove dead scalar
30815 2016-02-10 Jakub Jelinek <jakub@redhat.com>
30816 Patrick Palka <ppalka@gcc.gnu.org>
30820 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
30821 calls if the return type is TREE_ADDRESSABLE.
30822 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
30823 * ipa-split.c (split_function): Fix doubled "we" in comment.
30824 Use void return type for the split part even if
30825 !split_point->split_part_set_retval.
30827 2016-02-10 Bin Cheng <bin.cheng@arm.com>
30829 PR tree-optimization/68021
30830 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
30831 when computing the value of biv cand by itself.
30833 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30835 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
30836 (cortexa57_tunings): Likewise.
30837 (cortexa72_tunings): Likewise.
30838 (arch_macro_fusion_pair_p): Add support for AES fusion.
30839 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
30840 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
30841 Allow virtual registers before reload so early scheduling works.
30842 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
30843 correct latency and pipeline.
30844 (cortex_a57_crypto_complex): Likewise.
30845 (cortex_a57_crypto_xor): Likewise.
30846 (define_bypass): Add AES bypass.
30848 2016-02-10 Richard Biener <rguenther@suse.de>
30850 PR tree-optimization/69726
30851 * passes.def: Add DCE pass before late uninit.
30852 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
30853 really fixup if-conversions job.
30855 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30857 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
30858 (arm_cortex_a57_tune): Likewise.
30859 (aarch_macro_fusion_pair_p): Add support for AES fusion.
30860 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
30862 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
30864 * timevar.def (TV_PHASE_DBGINFO): Delete.
30865 (TV_PHASE_CHECK_DBGINFO): Likewise.
30866 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
30868 2016-02-10 Richard Biener <rguenther@suse.de>
30870 PR tree-optimization/69719
30871 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30872 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
30874 2016-02-09 Andrew Pinski <apinski@cavium.com>
30877 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
30878 get_vcond_mask_icode returns false.
30880 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
30883 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
30884 an ADDIS that adds a pointer to a large constant that sets the
30885 upper16 bits with a load operation.
30887 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30890 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
30892 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
30894 (vzipq_s16): Likewise.
30895 (vzipq_s32): Likewise.
30896 (vzipq_f32): Likewise.
30897 (vzipq_u8): Likewise.
30898 (vzipq_u16): Likewise.
30899 (vzipq_u32): Likewise.
30900 (vzipq_p8): Likewise.
30901 (vzipq_p16): Likewise.
30903 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30906 * config/arm/arm.c (neon_endian_lane_map): New function.
30907 (neon_vector_pair_endian_lane_map): New function.
30908 (arm_evpc_neon_vuzp): Allow for big endian lane order.
30909 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
30911 (vuzpq_s16): Likewise.
30912 (vuzpq_s32): Likewise.
30913 (vuzpq_f32): Likewise.
30914 (vuzpq_u8): Likewise.
30915 (vuzpq_u16): Likewise.
30916 (vuzpq_u32): Likewise.
30917 (vuzpq_p8): Likewise.
30918 (vuzpq_p16): Likewise.
30920 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
30923 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
30926 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
30928 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
30929 truncate const_int operand 1 to QImode.
30931 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
30933 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
30934 corresponding to an abnormal edge.
30936 2016-02-09 Tom de Vries <tom@codesourcery.com>
30938 PR tree-optimization/69599
30939 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
30941 (find_func_aliases_for_builtin_call, find_func_clobbers)
30942 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
30945 2016-02-09 Richard Biener <rguenther@suse.de>
30947 PR tree-optimization/69715
30948 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
30949 LHS on calls as non-rewritable.
30951 2016-02-09 Tom de Vries <tom@codesourcery.com>
30954 * lto-wrapper.c (append_diag_options): New function.
30955 (compile_offload_image): Call append_diag_options.
30957 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
30960 * doc/extend.texi (Flag Output Operands): Correct sectioning.
30961 Minor copy-edit to fix verb tenses.
30963 2016-02-08 Jakub Jelinek <jakub@redhat.com>
30965 PR tree-optimization/69209
30966 * ipa-split.c (split_function): If split part is not
30967 returning retval, retval has gimple type but is not
30968 gimple value, force it into a SSA_NAME first.
30970 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
30972 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
30975 2016-02-08 Jason Merrill <jason@redhat.com>
30978 * convert.c (convert_to_integer_1): Check dofold on truncation
30980 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
30981 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
30982 Rename from *_nofold.
30983 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
30984 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
30986 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
30989 * tree.c (build_common_tree_nodes): Remove short_double argument.
30990 All callers changed.
30991 * tree.h (build_common_tree_nodes): Adjust declaration.
30992 * doc/invoke.texi (-fshort-double): Remove documentation.
30993 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
30994 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
30995 * lto-wrapper.c (merge_and_complain, append_compiler_options)
30996 (append_linker_options): Don't handle OPT_fshort_double.
30998 PR rtl-optimization/68730
30999 * lra-remat.c (insn_to_cand_activation): New static variable.
31000 (lra_remat): Allocate and free it.
31001 (create_cand): New arg activation. Initialize a field in
31002 insn_to_cand_activation if it is nonnull.
31003 (create_cands): Pass the activation insn to create_cand when making
31004 a candidate involving an output reload. Reorganize code a little.
31005 (do_remat): Keep track of active status of candidates in a separate
31008 2016-02-08 Richard Biener <rguenther@suse.de>
31010 PR tree-optimization/69719
31011 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
31012 Properly use absolute of the difference of the two offsets to
31013 compare or adjust the segment length.
31015 2016-02-08 Richard Biener <rguenther@suse.de>
31016 Jeff Law <law@redhat.com>
31019 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
31020 types for anonymous SSA names.
31022 2016-02-08 Richard Biener <rguenther@suse.de>
31024 PR rtl-optimization/69274
31025 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
31027 2016-02-08 Jeff Law <law@redhat.com>
31029 PR tree-optimization/65917
31030 * tree-ssa-dom.c (record_temporary_equivalences): Record both
31031 equivalences from if (x == y) style conditionals.
31032 (loop_depth_of_name): Remove.
31033 (record_equality): Remove loop depth check.
31034 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
31035 (const_and_copies::record_const_or_copy_raw): New member function.
31036 * tree-ssa-scopedtables.c
31037 (const_and_copies::record_const_or_copy_raw): New, factored out of
31038 (const_and_copies::record_const_or_copy): Call new member function.
31040 2016-02-05 Jeff Law <law@redhat.com>
31042 PR tree-optimization/68541
31043 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
31044 (count_stmts_in_block): New function.
31045 (poor_ifcvt_candidate_code): Likewise.
31046 (is_feasible_trace): Add some heuristics to determine when path
31047 splitting is profitable.
31048 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
31049 is a diamond with a single exit.
31051 2016-02-05 Martin Sebor <msebor@redhat.com>
31054 * doc/invoke.texi: Update -Wplacement-new to take an optional
31057 2016-02-06 Richard Henderson <rth@redhat.com>
31060 * tree.c (tree_nop_conversion_p): Do not strip casts into or
31061 out of non-standard address spaces.
31063 2016-02-05 Jakub Jelinek <jakub@redhat.com>
31065 PR rtl-optimization/69691
31066 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
31068 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
31070 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
31071 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
31072 (*ieee128_mfvsrd_64bit): Likewise.
31073 (*ieee128_mfvsrd_32bit): Likewise.
31075 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
31079 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31081 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
31082 instrumented_version.
31084 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
31086 * doc/invoke.texi (Optimize Options): In table of --param options
31087 rename second occurrence of tracer-min-branch-ratio to
31088 tracer-min-branch-probability, rename
31089 tracer-min-branch-ratio-feedback to
31090 tracer-min-branch-probability-feedback and clarify description,
31091 rename sched-spec-state-edge-prob-cutoff to
31092 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
31093 to selsched-insns-to-rename, rename lto-minpartition to
31094 lto-min-partition, delete reorder-blocks-duplicate and
31095 reorder-blocks-duplicate-feedback.
31097 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31099 * config/s390/s390.c (s390_register_info_set_ranges): Remove
31102 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
31104 * doc/extend.texi: S/390: Correct some typos.
31106 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31108 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
31110 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31113 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
31114 (s390_register_info_gprtofpr): Use new macros above.
31115 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
31117 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
31118 its name. Adjust restore and save gpr ranges.
31119 (s390_register_info_set_ranges): New function.
31120 (s390_register_info): Use new macros above. Call
31121 s390_register_info_set_ranges.
31122 (s390_optimize_register_info): Likewise.
31123 (s390_hard_regno_rename_ok): Use new macros.
31124 (s390_hard_regno_scratch_ok): Likewise.
31125 (s390_emit_epilogue): Likewise.
31126 (s390_can_use_return_insn): Likewise.
31127 (s390_optimize_prologue): Likewise.
31128 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
31130 2016-02-05 Jakub Jelinek <jakub@redhat.com>
31133 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
31135 (ix86_option_override_internal): Disable TARGET_STV even for
31136 -m{incoming,preferred}-stack-boundary=3.
31138 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
31140 * config.gcc: Mark deprecated rtems targets as obsolete.
31142 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
31144 PR rtl-optimization/64682
31145 PR rtl-optimization/69567
31146 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
31147 before I2 only if the register is both used and set in I2.
31149 2016-02-04 DJ Delorie <dj@redhat.com>
31151 * config/msp430/msp430.c (msp430_start_function): Add function type.
31153 2016-02-04 Jakub Jelinek <jakub@redhat.com>
31156 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
31158 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
31160 PR rtl-optimization/69577
31162 2015-10-29 Richard Henderson <rth@redhat.com>
31166 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
31167 sse check to the exact conditions of PR 67609.
31169 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
31172 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
31173 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
31174 not allowed into the traditional Altivec registers.
31175 (movtd_64bit_nodm): Likewise.
31176 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
31178 2016-02-04 David Malcolm <dmalcolm@redhat.com>
31180 * config/aarch64/cortex-a57-fma-steering.c
31181 (aarch64_register_fma_steering): Remove "static" from arguments
31184 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
31187 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
31188 twice when complex.
31190 2016-02-04 Mike Frysinger <vapier@gentoo.org>
31192 * doc/invoke.texi: Delete -mno-fma4.
31194 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
31196 PR rtl-optimization/69577
31197 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
31198 (find_subregs_of_mode): Update accordingly. Iterate over partial
31201 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
31203 * config/arm/arm-protos.h (neon_reinterpret): Remove.
31204 * config/arm/arm.c (neon_reinterpret): Remove.
31205 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
31206 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
31207 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
31208 vreinterpretti): Remove.
31209 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
31210 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
31211 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
31212 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
31213 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
31214 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
31215 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
31216 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
31217 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
31218 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
31219 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
31220 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
31221 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
31222 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
31223 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
31224 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
31225 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
31226 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
31227 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
31228 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
31229 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
31230 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
31231 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
31232 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
31233 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
31234 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
31235 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
31236 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
31237 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
31238 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
31239 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
31240 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
31241 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
31242 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
31243 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
31244 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
31245 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
31246 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
31247 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
31248 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
31249 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
31250 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
31251 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
31252 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
31253 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
31254 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
31255 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
31256 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
31257 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
31258 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
31259 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
31260 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
31261 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
31262 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
31263 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
31264 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
31265 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
31266 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
31267 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
31268 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
31269 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
31270 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
31271 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
31272 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
31273 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
31274 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
31275 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
31276 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
31277 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
31278 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
31279 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
31280 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
31281 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
31282 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
31283 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
31284 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
31285 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
31286 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
31287 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
31288 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
31289 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
31290 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
31291 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
31292 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
31293 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
31294 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
31295 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
31296 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
31297 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
31298 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
31299 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
31300 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
31301 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
31302 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
31303 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
31304 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
31305 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
31306 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
31307 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
31308 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
31309 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
31310 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
31311 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
31313 2016-02-04 Martin Liska <mliska@suse.cz>
31316 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
31317 that are gimple_store_p.
31318 (maybe_instrument_call): Likewise.
31320 2016-02-04 Bin Cheng <bin.cheng@arm.com>
31322 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
31323 register scaling out of memory reference and comment why.
31325 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31329 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
31330 folding the source of a SET.
31332 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31336 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
31337 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
31339 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
31343 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
31346 2016-02-04 Christian Bruel <christian.bruel@st.com>
31348 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
31349 * config/arm/arm.c (arm_set_current_function): Likewise.
31351 2016-02-04 Jakub Jelinek <jakub@redhat.com>
31352 Ilya Enkovich <enkovich.gnu@gmail.com>
31353 H.J. Lu <hongjiu.lu@intel.com>
31356 * config/i386/i386.c (convert_scalars_to_vector): Remove
31357 stack alignment fixes.
31358 (ix86_option_override_internal): Disable TARGET_STV if stack
31359 might not be aligned enough.
31360 (ix86_minimum_alignment): Assert that TARGET_STV is false.
31362 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
31364 * config/i386/x86-tune.def: Disable default prefetching
31367 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
31368 Vladimir Makarov <vmakarov@redhat.com>
31371 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
31372 in validating fused toc addresses.
31374 2016-02-03 Jakub Jelinek <jakub@redhat.com>
31377 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
31378 range->m_caret fields if range->m_show_caret_p is false.
31381 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
31382 Force oldval into register if it does not satisfy reg_or_short_operand
31383 predicate. Fix up formatting.
31385 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
31386 Alexandre Oliva <aoliva@redhat.com>
31389 * lra-constraints.c (simplify_operand_subreg): Check additionally
31390 address validity after potential reloading.
31391 (process_address_1): Check insns validity. In case of failure do
31394 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
31397 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
31400 2016-02-02 Jakub Jelinek <jakub@redhat.com>
31402 * wide-int.cc (canonize_uhwi): New function.
31403 (wi::divmod_internal): Use it.
31405 2016-02-02 James Norris <jnorris@codesourcery.com>
31407 * gimplify.c (omp_notice_variable): Add usage check.
31409 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
31411 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
31412 like LE, GE, LT, GT when emitting relational operator.
31414 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
31416 * ira-costs.c (find_costs_and_classes): Add extra argument.
31417 * target.def (ira_change_pseudo_allocno_class): Add parameter.
31418 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
31419 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
31420 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
31421 Add best_class parameter, and return it if not ALL_REGS.
31422 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
31424 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
31425 Update target hook.
31427 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
31429 * config/aarch64/aarch64.c
31430 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
31431 (aarch64_ira_change_pseudo_allocno_class): New function.
31433 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
31436 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
31438 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
31440 * config/avr/avr.c (avr_option_override): Set
31441 PARAM_ALLOW_STORE_DATA_RACES to 1.
31443 2016-02-02 Richard Biener <rguenther@suse.de>
31445 PR tree-optimization/69595
31446 * match.pd: Add range test simplifications to true/false.
31448 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
31450 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
31451 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
31454 2016-02-02 Richard Biener <rguenther@suse.de>
31456 PR tree-optimization/69606
31457 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
31458 info on the result before moving a stmt.
31460 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
31462 PR middle-end/68542
31463 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
31464 branch with vector comparison.
31465 * config/i386/sse.md (VI48_AVX): New mode iterator.
31466 (define_expand "cbranch<mode>4): Add support for conditional branch
31467 with vector comparison.
31468 * tree-vect-loop.c (optimize_mask_stores): New function.
31469 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
31470 has_mask_store field of vect_info.
31471 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
31472 vectorized loops having masked stores after vec_info destroy.
31473 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
31474 correspondent macros.
31475 (optimize_mask_stores): Add prototype.
31477 2016-02-02 Alan Modra <amodra@gmail.com>
31480 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
31483 2016-02-02 Alan Modra <amodra@gmail.com>
31486 * config/rs6000/rs6000.c (need_toc_init): New var, set it
31487 whenever toc_label_name used.
31488 (rs6000_file_start): Don't set up toc section here,
31489 (rs6000_output_function_epilogue): do so here instead,
31490 (rs6000_xcoff_file_start): and here.
31491 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
31492 (load_toc_aix_di): Likewise.
31494 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31496 PR rtl-optimization/69592
31497 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
31498 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
31499 (num_sign_bit_copies_binary_arith_p): New inline function.
31500 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
31502 2016-02-01 Jeff Law <law@redhat.com>
31504 PR tree-optimization/69580
31505 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
31506 * tree-ssa-threadbackward.c
31507 (fsm_find_control_statement_thread_paths): Do not try to walk
31508 through large PHI nodes.
31510 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31512 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
31513 when count is incremented above limit, don't analyze further
31516 * omp-low.c (oacc_parse_default_dims): Avoid
31517 -Wsign-compare warning, make sure value fits into int
31518 rather than just unsigned int.
31520 2016-02-01 Bin Cheng <bin.cheng@arm.com>
31522 PR tree-optimization/67921
31523 * fold-const.c (split_tree): New parameters. Convert pointer
31524 type variable part to proper type before negating.
31525 (fold_binary_loc): Pass new arguments to split_tree.
31527 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
31529 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
31530 (nvptx_goacc_validate_dims): Extend to handle global defaults.
31531 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
31532 * doc/tm.texti: Rebuilt.
31533 * doc/invoke.texi (fopenacc-dim): Document.
31534 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
31535 (append_compiler_options): Likewise.
31536 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
31537 (oacc_parse_default_dims): New.
31538 (oacc_validate_dims): Add USED arg. Select non-unity default when
31540 (oacc_loop_fixed_partitions): Return mask of used partitions.
31541 (oacc_loop_auto_partitions): Emit dump info.
31542 (oacc_loop_partition): Return mask of used partitions.
31543 (execute_oacc_device_lower): Parse default dimension arg. Adjust
31544 loop partitioning and validation calls.
31546 2016-02-01 Richard Biener <rguenther@suse.de>
31548 PR middle-end/69556
31549 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
31551 2016-02-01 Richard Biener <rguenther@suse.de>
31553 PR tree-optimization/69574
31554 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
31555 of asserting return chrec_dont_know.
31557 2016-02-01 Martin Liska <mliska@suse.cz>
31559 * mem-stats-traits.h: Add copyright header.
31560 * mem-stats.h: Likewise.
31562 2016-02-01 Richard Biener <rguenther@suse.de>
31564 PR tree-optimization/69579
31565 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
31566 Do not propagate through abnormal PHI results.
31568 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
31570 * postreload.c (reload_cse_simplify): Remove dead code.
31572 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31574 PR rtl-optimization/69570
31575 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
31576 if there is more than one set, not if there is a single set.
31578 2016-02-01 Richard Henderson <rth@redhat.com>
31581 * combine.c (make_compound_operation): When looking through a
31582 subreg, make sure to re-extend to the width of the outer mode.
31584 2016-01-30 Jakub Jelinek <jakub@redhat.com>
31586 PR tree-optimization/69546
31587 * wide-int.cc (wi::divmod_internal): For unsigned division
31588 where both operands fit into uhwi, if o1 is 1 and o0 has
31589 msb set, if divident_prec is larger than bits per hwi,
31590 clear another quotient word and return 2 instead of 1.
31591 Similarly for remainder with msb in HWI set, if dividend_prec
31592 is larger than bits per hwi.
31594 2016-01-29 Martin Jambor <mjambor@suse.cz>
31596 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
31597 Use short lowercase names.
31598 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
31599 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
31600 acq_rel one. Protect warning agains segfaults if
31601 get_memory_order_name returns NULL.
31602 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
31603 with release semantics. Do not warn if get_memory_order already did.
31604 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
31605 semantics. Fix check for relaxed or acquire semantics. Do not warn
31606 if get_memory_order already did.
31608 2016-01-29 Sebastian Pop <s.pop@samsung.com>
31610 * doc/install.texi: Document that isl-0.16 is supported.
31612 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
31615 * config/i386/constraints.md (Bm): Describe as special memory
31617 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
31618 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31619 * genpreds.c (struct constraint_data): Add is_special_memory.
31620 (have_special_memory_constraints, special_memory_start): New
31622 (special_memory_end): Ditto.
31623 (add_constraint): Add new arg is_special_memory. Add code to
31624 process its true value. Update have_special_memory_constraints.
31625 (process_define_constraint): Pass the new arg.
31626 (process_define_register_constraint): Ditto.
31627 (choose_enum_order): Process special memory.
31628 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
31629 function insn_extra_special_memory_constraint.
31630 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31631 * gensupport.c (process_rtx): Process
31632 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31633 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
31634 * ira-lives.c (single_reg_class): Use
31635 insn_extra_special_memory_constraint.
31636 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
31637 * lra-constraints.c (process_alt_operands): Ditto.
31638 (curr_insn_transform): Use insn_extra_special_memory_constraint.
31639 * recog.c (asm_operand_ok, preprocess_constraints): Process
31641 * reload.c (find_reloads): Ditto.
31642 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
31643 * stmt.c (parse_input_constraint): Use
31644 insn_extra_special_memory_constraint.
31646 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31649 * lra-splill.c (lra_final_code_change): Revert r229087 by
31650 removing all sub-registers.
31652 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
31655 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
31657 2016-01-29 Jakub Jelinek <jakub@redhat.com>
31660 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
31661 SSE1, copy target into the temporary reg first before recursing
31664 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31666 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
31669 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31671 * ginclude/stdarg.h: Test __cplusplus instead of
31672 __GXX_EXPERIMENTAL_CXX0X__.
31674 2016-01-29 Richard Biener <rguenther@suse.de>
31676 PR tree-optimization/69547
31677 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
31678 Do not mark clobbers necessary.
31679 (mark_all_reaching_defs_necessary_1): Likewise.
31681 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31683 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
31684 declaration name with %qs and print it in both error messages.
31685 Also fix indentation.
31687 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31690 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
31691 trailing blank line from error message.
31693 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31696 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
31699 2016-01-29 Richard Biener <rguenther@suse.de>
31701 PR middle-end/69537
31702 * match.pd: Allow all integral types when simplifying a
31703 widening or sign-changing conversion.
31705 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31707 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
31708 back to setting codegen_error to fail codegen.
31710 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
31713 * config/i386/constraints.md (C): Only accept constant zero operand.
31714 (BC): New constraint.
31715 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
31716 instead of C constraint.
31717 * doc/md.texi (Machine Constraints): Update description
31720 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
31723 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
31725 2016-01-28 Jakub Jelinek <jakub@redhat.com>
31727 PR middle-end/69542
31728 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
31731 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
31733 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
31734 branches if using guessed profile.
31736 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
31738 * graphite-optimize-isl.c (optimize_isl): Fix dump.
31740 2016-01-28 Richard Henderson <rth@redhat.com>
31743 * config/aarch64/aarch64-modes.def (CC_Cmode): New
31744 * config/aarch64/aarch64-protos.h: Update.
31745 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
31746 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
31747 (aarch64_get_condition_code_1): Handle CC_Cmode.
31748 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
31749 (*add<mode>3_compareC_cconly_imm): New.
31750 (*add<mode>3_compareC_cconly): New.
31751 (*add<mode>3_compareC_imm): New.
31752 (add<mode>3_compareC): New.
31753 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
31754 to be first. Use aarch64_carry_operation.
31755 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
31756 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
31757 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
31758 (subti3): Use subdi3_compare1.
31759 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
31760 (sub<mode>3_compare1): New.
31761 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
31762 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
31763 (*subsi3_carryin_uxtw): Likewise.
31764 (*ngc<mode>, *ngcsi_uxtw): Likewise.
31765 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
31766 * config/aarch64/iterators.md (DWI): New.
31767 * config/aarch64/predicates.md (aarch64_carry_operation): New.
31768 (aarch64_borrow_operation): New.
31770 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31772 * graphite-optimize-isl.c (optimize_isl): Print a different debug
31773 message when isl does not return a valid schedule.
31775 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31777 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
31778 Remove comments from class declarations: they are already in the code
31781 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31783 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
31785 (ternary_op_to_tree): Same.
31786 (unary_op_to_tree): Same.
31787 (nary_op_to_tree): Same.
31788 (gcc_expression_from_isl_expr_op): Same.
31789 (gcc_expression_from_isl_expression): Same.
31790 (graphite_create_new_loop): Same.
31791 (graphite_create_new_loop_guard): Same.
31792 (build_iv_mapping): Same.
31793 (graphite_create_new_guard): Same.
31794 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
31795 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
31797 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31799 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
31800 instead of setting codegen_error to fail codegen.
31802 2016-01-28 Jason Merrill <jason@redhat.com>
31804 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
31806 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31808 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
31809 Remove CONST_INT_P check in CCMP cost calculation.
31811 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31813 * config/aarch64/aarch64.c (generic_vector_cost):
31814 Set vec_permute_cost.
31815 (cortexa57_vector_cost): Likewise.
31816 (exynosm1_vector_cost): Likewise.
31817 (xgene1_vector_cost): Likewise.
31818 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
31819 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
31820 Add vec_permute_cost entry.
31822 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31824 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
31826 (add<mode>3_compare0): Likewise.
31827 (addsi3_compare0_uxtw): Likewise.
31828 (add<mode>3nr_compare0): Likewise.
31829 (compare_neg<mode>): Likewise.
31830 (<optab><mode>3): Likewise.
31832 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
31834 * tree-vect-stmts.c (vectorizable_comparison): Add
31835 NULL check for vectype.
31837 2016-01-28 Richard Biener <rguenther@suse.de>
31839 PR tree-optimization/69466
31840 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
31841 Account for PHIs we couldn't duplicate.
31843 2016-01-28 Martin Liska <mliska@suse.cz>
31846 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
31847 instead of ENABLE_VALGRIND_CHECKING.
31849 2016-01-27 Richard Henderson <rth@redhat.com>
31852 * lra-remat.c (subreg_regs): New.
31853 (dump_candidates_and_remat_bb_data): Dump it.
31854 (operand_to_remat): Reject if operand in subreg_regs.
31855 (set_bb_regs): Collect subreg_regs.
31856 (lra_remat): Init and free subreg_regs. Compute
31857 calculate_local_reg_remat_bb_data before create_cands.
31859 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
31862 * config/i386/i386.c (ix86_update_stack_boundary): Don't
31863 change stack_alignment_needed for __tls_get_addr call.
31865 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
31867 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
31869 2016-01-27 Jeff Law <law@redhat.com>
31871 PR tree-optimization/68398
31872 PR tree-optimization/69196
31873 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
31874 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
31875 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31876 Only count PHIs in the last block in the path. The others will
31877 const/copy propagate away. Add heuristic to allow more irreducible
31878 subloops to be created when it is likely profitable to do so.
31880 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31881 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
31882 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
31884 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31887 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
31888 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
31889 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
31890 * tree-streamer-in.c: Include asan.h.
31891 (streamer_get_builtin_tree): For builtins in sanitizer
31892 range call initialize_sanitizer_builtins and retry.
31894 2016-01-27 Ian Lance Taylor <iant@google.com>
31896 * common.opt (fkeep-gc-roots-live): New undocumented option.
31897 * tree-ssa-loop-ivopts.c (add_candidate_1): If
31898 -fkeep-gc-roots-live, skip pointers.
31899 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
31902 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
31905 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
31906 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
31908 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
31911 * configure.ac: NetBSD provides SSP in its C library.
31912 * configure: Updated.
31914 2016-01-27 Richard Biener <rguenther@suse.de>
31916 PR tree-optimization/69166
31917 * tree-vect-loop.c (vect_is_simple_reduction): Always check
31918 reduction code for commutativity / associativity.
31920 2016-01-27 Martin Jambor <mjambor@suse.cz>
31922 PR tree-optimization/69355
31923 * tree-sra.c (analyze_access_subtree): Correct hole detection when
31924 total_scalarization fails.
31926 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
31928 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
31931 2016-01-27 Christian Bruel <christian.bruel@st.com>
31934 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
31935 Move arm_reset_previous_fndecl and set_target_option_current_node in
31936 the conditional part. Call save_restore_target_globals.
31937 * config/arm/arm.c (arm_set_current_function):
31938 Refactor to better support #pragma target and attribute mix.
31939 Call save_restore_target_globals.
31940 * config/arm/arm-protos.h (save_restore_target_globals): New function.
31942 2016-01-27 Martin Liska <mliska@suse.cz>
31944 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
31945 reference for an HSA kernel and its host function.
31947 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31949 PR tree-optimization/69399
31950 * wide-int.h (wi::lrshift): For larger precisions, only
31951 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
31953 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
31955 * config/arc/predicates.md (proper_comparison_operator): Reject
31956 constant-constant comparison.
31958 2016-01-26 Tom de Vries <tom@codesourcery.com>
31960 PR tree-optimization/69110
31961 * tree-data-ref.c (initialize_data_dependence_relation): Handle
31962 DR_NUM_DIMENSIONS == 0.
31964 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31965 Sebastian Pop <s.pop@samsung.com>
31967 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
31968 isl_ast_op_cond and isl_ast_op_select.
31969 (gcc_expression_from_isl_expr_op): Same.
31971 2016-01-26 Jason Merrill <jason@redhat.com>
31974 * tree.c (recompute_constructor_flags): Split out from
31976 (verify_constructor_flags): New.
31977 * tree.h: Declare them.
31979 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
31981 PR rtl-optimization/69217
31982 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
31983 are no TYPE_FIELDS set for the record type.
31985 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31988 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
31989 toc_label_name unconditionally.
31990 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
31991 SYMBOL_REF string. Use toc_label_name instead of constructing
31993 (rs6000_elf_declare_function_name): Use toc_label_name instead of
31994 constructing LCTOC1.
31996 2016-01-26 Martin Sebor <msebor@redhat.com>
31999 * doc/extend.texi (Common Type Attributes): Move text that talks about
32000 attribute packed from attribute aligned to the section discussing
32001 the former attribute for clarity.
32003 2016-01-26 Richard Henderson <rth@redhat.com>
32005 PR middle-end/60908
32006 * trans-mem.c (tm_region_init): Mark entry block as visited.
32008 2016-01-26 David Malcolm <dmalcolm@redhat.com>
32011 * diagnostic-show-locus.c (layout::print_source_line): Replace
32012 call to pp_newline with call to layout::print_newline.
32013 (layout::print_annotation_line): Likewise.
32014 (layout::move_to_column): Likewise.
32015 (layout::print_any_fixits): After printing any fixits, print a
32016 trailing newline, if necessary.
32017 (layout::print_newline): New method, resetting any colorization
32019 (diagnostic_show_locus): Move the pp_newline to before the
32020 early bailout. Remove dummy block enclosing the layout instance.
32021 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
32022 of pp_newline_and_flush with pp_flush.
32023 (diagnostic_append_note): Delete use of pp_newline.
32024 (diagnostic_append_note_at_rich_loc): Delete.
32025 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
32026 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
32027 when newline characters are added to the buffer.
32029 2016-01-26 Michael Matz <matz@suse.de>
32031 * configure.ac (ac_cv_std_swap_in_utility): New test.
32032 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
32033 * configure: Regenerate.
32034 * config.in: Regenerate.
32036 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
32038 * config/arc/arc.md (cstoresi4): Force operand into register.
32039 (arcset<code>): Fix predicate.
32040 (arcsetltu): Likewise.
32041 (arcsetgeu): Likewise.
32042 (arcsethi): Likewise.
32043 (arcsetls): Likewise.
32045 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32047 PR tree-optimization/69483
32048 * gimple-fold.c (canonicalize_constructor_val): Return NULL
32049 if base has error_mark_node type.
32051 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
32054 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
32055 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
32057 (vget_lane_f16): Handle big-endian.
32058 (vgetq_lane_f16): Likewise.
32059 (vset_lane_f16): Likewise.
32060 (vsetq_lane_f16): Likewise.
32061 * config/arm/iterators.md (VQXMOV): Add V8HF.
32062 (VDQ): Add V4HF and V8HF.
32063 (V_reg): Handle V4HF and V8HF.
32064 (Is_float_mode): Likewise.
32065 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
32066 neon_vdup_nv8hf): New patterns.
32067 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
32068 Use VD_LANE iterator.
32069 (neon_vld1_dup<mode>): Use VQ2 iterator.
32071 2016-01-26 Nathan Sidwell <nathan@acm.org>
32073 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
32074 (set_oacc_fn_attrib): Add IS_KERNEL arg.
32075 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
32076 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
32077 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
32078 (oacc_validate_dims): Add LEVEL arg, don't return level.
32079 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
32080 oacc_validate_dims.
32081 (execute_oacc_device_lower): Adjust, add more dump output.
32082 * tree-ssa-loop.c (gate_oacc_kernels): Use
32083 oacc_fn_attrib_kernels_p.
32084 * tree-parloops.c (create_parallel_loop): Adjust
32085 set_oacc_fn_attrib call.
32087 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32090 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
32091 (append_compiler_options): Handle -fcilkplus.
32092 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
32094 2016-01-26 Nick Clifton <nickc@redhat.com>
32097 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
32098 been marked as DECL_ONE_ONLY but we do not the means to make it
32099 so, then do not allow it to bind locally.
32101 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32104 * opts.h (parse_sanitizer_options): New prototype.
32105 * opts.c (sanitizer_opts): New array.
32106 (parse_sanitizer_options): New function.
32107 (common_handle_option): Use parse_sanitizer_options.
32109 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
32112 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
32113 alignment adjustment to ...
32114 (ix86_update_stack_boundary): Here. Don't over-align stack for
32116 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
32117 if __tls_get_addr is called.
32119 2016-01-26 Christian Bruel <christian.bruel@st.com>
32121 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
32123 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
32125 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
32127 2016-01-26 Richard Biener <rguenther@suse.de>
32129 PR middle-end/69467
32130 * match.pd: Guard X * CST CMP 0 pattern with single_use.
32132 2016-01-26 Richard Biener <rguenther@suse.de>
32134 PR tree-optimization/69452
32135 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
32136 (move_computations_dom_walker::before_dom_children): Rename
32138 (move_computations_worker): This.
32139 (move_computations): Perform an RPO rather than a DOM walk.
32141 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32144 * combine.c (combine_instructions): For REG_EQUAL note with
32145 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
32146 to the underlying register.
32147 * doc/rtl.texi (REG_EQUAL): Document the behavior of
32148 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
32150 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
32153 * config/aarch64/aarch64-builtins.c
32154 (aarch64_init_simd_builtin_types): Do not set structural
32155 equality to __Poly{8,16,64,128}_t types.
32157 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
32159 PR tree-optimization/69400
32160 * wide-int.cc (wi_pack): Take the precision as argument and
32161 perform canonicalization here rather than in the callers.
32162 Use the main loop to handle all full-width HWIs. Add a
32163 zero HWI if in_len isn't a full result.
32164 (wi::divmod_internal): Update accordingly.
32165 (wi::mul_internal): Likewise. Simplify.
32167 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
32168 Sebastian Pop <s.pop@samsung.com>
32170 * graphite-poly.c (apply_poly_transforms): Simplify.
32171 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
32172 (print_isl_map): Same.
32173 (print_isl_union_map): Same.
32174 (print_isl_schedule): New.
32175 (debug_isl_schedule): New.
32176 * graphite-dependences.c (scop_get_reads): Do not call
32177 isl_union_map_add_map that is undocumented isl functionality.
32178 (scop_get_must_writes): Same.
32179 (scop_get_may_writes): Same.
32180 (scop_get_original_schedule): Remove.
32181 (scop_get_dependences): Do not call isl_union_map_compute_flow that
32182 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
32183 (compute_deps): Remove.
32184 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
32185 (debug_schedule_ast): New.
32186 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
32187 set_separate_option.
32188 (graphite_regenerate_ast_isl): Add dump.
32189 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
32190 from scop->transformed_schedule.
32191 (graphite_regenerate_ast_isl): Add more dump.
32192 * graphite-optimize-isl.c (optimize_isl): Set
32193 scop->transformed_schedule. Check whether schedules are equal.
32194 (apply_poly_transforms): Move here.
32195 * graphite-poly.c (apply_poly_transforms): ... from here.
32196 (free_poly_bb): Static.
32197 (free_scop): Static.
32198 (pbb_number_of_iterations_at_time): Remove.
32199 (print_isl_ast): New.
32200 (debug_isl_ast): New.
32201 (debug_scop_pbb): New.
32202 * graphite-scop-detection.c (print_edge): Move.
32203 (print_sese): Move.
32204 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
32205 (build_scop_scattering): Remove.
32206 (create_pw_aff_from_tree): Assert instead of bailing out.
32207 (add_condition_to_pbb): Remove unused code, do not fail.
32208 (add_conditions_to_domain): Same.
32209 (add_conditions_to_constraints): Remove.
32210 (build_scop_context): New.
32211 (add_iter_domain_dimension): New.
32212 (build_iteration_domains): Initialize pbb->iterators.
32213 Call add_conditions_to_domain.
32216 (index_outermost_in_loop): New.
32217 (index_pbb_in_loop): New.
32218 (outermost_pbb_in): New.
32219 (add_in_sequence): New.
32220 (add_outer_projection): New.
32221 (outer_projection_mupa): New.
32222 (add_loop_schedule): New.
32223 (build_schedule_pbb): New.
32224 (build_schedule_loop): New.
32225 (embed_in_surrounding_loops): New.
32226 (build_schedule_loop_nest): New.
32227 (build_original_schedule): New.
32228 (build_poly_scop): Call build_original_schedule.
32229 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
32230 (free_poly_dr): Remove.
32231 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
32232 (free_poly_bb): Remove.
32233 (debug_loop_vec): Remove.
32234 (print_isl_ast): Declare.
32235 (debug_isl_ast): Declare.
32236 (scop_do_interchange): Remove.
32237 (scop_do_strip_mine): Remove.
32238 (scop_do_block): Remove.
32239 (flatten_all_loops): Remove.
32240 (optimize_isl): Remove.
32241 (pbb_number_of_iterations_at_time): Remove.
32242 (debug_scop_pbb): Declare.
32243 (print_schedule_ast): Declare.
32244 (debug_schedule_ast): Declare.
32245 (struct scop): Remove schedule. Add original_schedule,
32246 transformed_schedule.
32247 (free_gimple_poly_bb): Remove.
32248 (print_generated_program): Remove.
32249 (debug_generated_program): Remove.
32250 (unify_scattering_dimensions): Remove.
32251 * sese.c (print_edge): ... here.
32252 (print_sese): ... here.
32253 (debug_edge): ... here.
32254 (debug_sese): ... here.
32255 * sese.h (print_edge): Declare.
32256 (print_sese): Declare.
32257 (dump_edge): Declare.
32258 (dump_sese): Declare.
32260 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
32261 Sebastian Pop <s.pop@samsung.com>
32263 * Makefile.in: Set ISLVER in site.exp.
32265 2016-01-25 Jakub Jelinek <jakub@redhat.com>
32267 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
32268 DECL_VALUE_EXPR of new_var even for the non-array case. Look
32269 through DECL_VALUE_EXPR for expansion.
32271 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
32273 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
32274 the frame info after reload completed.
32276 2016-01-25 Jeff Law <law@redhat.com>
32278 PR tree-optimization/69196
32279 PR tree-optimization/68398
32280 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
32281 tree-ssa-threadupdate.c.
32282 (determine_bb_domination_status): Prototype
32283 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
32284 (determine_bb_domination_status): No longer static.
32285 (valid_jump_thread_path): Remove code to detect characteristics
32286 of the jump thread path not associated with correctness.
32287 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
32288 Correct test for thread path length. Count PHIs for real operands as
32289 statements that need to be copied. Do not count ASSERT_EXPRs.
32290 Look at all the blocks in the thread path. Compute and selectively
32291 filter thread paths based on threading through the latch, threading
32292 a multiway branch or crossing a multiway branch.
32294 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32296 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
32297 decl with __attribute__ ((unused)) annotation.
32299 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
32302 * tree-vect-stmts.c (vectorizable_condition): Check vectype
32303 of operands is compatible with a statement vectype.
32305 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
32307 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
32308 improve wording for mixed storage order support.
32310 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
32312 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
32313 (vcvt_u64_f64): Likewise.
32314 (vcvta_s64_f64): Likewise.
32315 (vcvta_u64_f64): Likewise.
32316 (vcvtm_s64_f64): Likewise.
32317 (vcvtm_u64_f64): Likewise.
32318 (vcvtn_s64_f64): Likewise.
32319 (vcvtn_u64_f64): Likewise.
32320 (vcvtp_s64_f64): Likewise.
32321 (vcvtp_u64_f64): Likewise.
32323 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
32325 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
32326 (arc_init): Check validity mll64 option.
32327 (arc_save_restore): Use double load/store instruction.
32328 (arc_expand_movmem): Likewise.
32329 (arc_split_move): Don't split if we have double load/store
32330 instructions. Returns a boolean.
32331 (arc_process_double_reg_moves): Change function to return boolean
32332 instead of a sequence of instructions.
32333 (arc_dwarf_register_span): New function.
32334 * config/arc/arc-protos.h (arc_split_move): Change prototype.
32335 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
32336 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
32337 (*movdf_insn): Likewise.
32338 * config/arc/arc.opt (mll64): New option.
32339 * config/arc/predicates.md (even_register_operand): New predicate.
32340 * doc/invoke.texi (ARC Options): Add mll64 documentation.
32342 2016-01-25 Richard Biener <rguenther@suse.de>
32345 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
32346 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
32348 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
32350 2016-01-25 Richard Biener <rguenther@suse.de>
32352 PR tree-optimization/69376
32353 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
32355 (VN_INFO_ANTI_RANGE_P): New inline.
32356 (VN_INFO_RANGE_TYPE): Likewise.
32357 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
32358 SSA_NAME_ANTI_RANGE_P.
32359 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
32360 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32361 Properly query VN_INFO_RANGE_TYPE.
32363 2016-01-25 Nick Clifton <nickc@redhat.com>
32366 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
32368 2016-01-23 Tom de Vries <tom@codesourcery.com>
32370 PR tree-optimization/69426
32371 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
32374 2016-01-23 Jakub Jelinek <jakub@redhat.com>
32376 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
32377 "the the" with "the" in the comments.
32378 * ipa-devirt.c (build_type_inheritance_graph,
32379 update_type_inheritance_graph): Likewise.
32380 * tree.c (build_function_type_list_1): Likewise.
32381 * cfgloopmanip.c (scale_loop_profile): Likewise.
32382 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
32383 * gimple-ssa-split-paths.c
32384 (find_block_to_duplicate_for_splitting_paths): Likewise.
32385 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
32386 * expr.c (convert_move): Likewise.
32387 * var-tracking.c (vt_stack_adjustments): Likewise.
32388 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
32389 * tree-vrp.c (test_for_singularity): Likewise.
32391 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
32392 directly instead of building a temporary tree.
32395 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
32396 remove <algorithm> include.
32398 2016-01-22 Jakub Jelinek <jakub@redhat.com>
32401 * config/i386/i386.c: Include dojump.h.
32402 (expand_small_movmem_or_setmem,
32403 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
32405 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
32406 if dynamic_check != -1.
32408 2016-01-21 Jeff Law <law@redhat.com>
32410 PR middle-end/69347
32411 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
32412 record_temporary_equivalences. Rewritten to avoid unnecessary calls
32413 into dominated_by_p.
32414 (cprop_into_successor_phis): Avoid unnecessary tests.
32416 2016-01-22 Richard Henderson <rth@redhat.com>
32419 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
32420 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
32422 2016-01-22 Michael Matz <matz@suse.de>
32424 * system.h (string, algorithm): Include only conditionally.
32425 (new): Include always under C++.
32426 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
32427 * final.c (toplevel): Ditto.
32428 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
32429 * genconditions.c (write_header): Make gencondmd.c define
32431 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
32433 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
32434 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
32436 2016-01-22 Christian Bruel <christian.bruel@st.com>
32439 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
32441 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32444 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
32445 define_insn_and_split. Ensure operands[1] and operands[0] do not
32446 get assigned the same register.
32448 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
32450 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
32452 2016-01-22 Christian Bruel <christian.bruel@st.com>
32454 * config/arm/arm-c.c (arm_pragma_target_parse):
32455 Remove warn_builtin_macro_redefined overwrite.
32457 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
32459 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
32460 flag_non_call_exceptions compatibility.
32462 2016-01-22 Jakub Jelinek <jakub@redhat.com>
32465 * dwarf2out.c (add_child_die_after): New function.
32466 (dwarf_qual_info_t): New type.
32467 (dwarf_qual_info): New variable.
32468 (qualified_die_p): New function.
32469 (modified_type_die): For -fdebug-types-section, ensure
32470 canonical order of qualifiers. Put qualified DIEs adjacent
32471 to the corresponding non-qualified type DIE and search there
32472 for existing qualified DIEs.
32474 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
32476 * doc/extend.texi (scalar_storage_order type attribute): Document
32477 restriction on type punning and aliasing, and remove future tense.
32479 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
32482 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
32485 2016-01-21 Jeff Law <law@redhat.com>
32487 PR middle-end/69347
32488 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
32489 useless call to record_temporary_equivalences.
32490 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
32491 allocate 10 slots in the bb_path vector and let it grow as needed.
32492 (fsm_find_control_statement_thread_paths): Similarly for the next_path
32495 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
32497 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
32499 * configure: Regenerate.
32501 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
32503 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
32504 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
32506 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
32508 PR middle-end/66178
32509 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
32510 drop EXPAND_INITIALIZER.
32511 * rtl.h (contains_symbolic_reference_p): Declare.
32512 * rtlanal.c (contains_symbolic_reference_p): New function.
32513 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
32514 a subtraction into a NOT if symbolic constants are involved.
32516 2016-01-21 Anton Blanchard <anton@samba.org>
32517 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32520 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
32522 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
32525 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
32527 * config/microblaze/microblaze.c
32528 (get_branch_target): New.
32529 (insert_wic_for_ilb_runout): New.
32531 (microblaze_machine_dependent_reorg): New.
32532 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
32533 * config/microblaze/microblaze.md
32534 (UNSPEC_IPREFETCH): Define.
32535 (iprefetch): New pattern
32536 * config/microblaze/microblaze.opt
32537 (mxl-prefetch): New flag.
32539 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
32541 * config/microblaze/microblaze.h
32542 (FIXED_REGISTERS): Update in macro.
32543 (CALL_USED_REGISTERS): Update in macro.
32545 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
32547 PR rtl-optimization/68920
32548 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
32551 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
32553 PR rtl-optimization/68990
32554 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
32555 pseudo instead of inheritance ones.
32557 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
32558 Nick Clifton <nickc@redhat.com>
32562 * config/mips/mips.c (mips_compute_frame_info): Initialise
32563 args_size and hard_frame_pointer_offset fields of the frame
32564 structure before calling mips_global_pointer.
32566 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
32568 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
32570 * configure: Regenerate.
32572 2016-01-21 Richard Biener <rguenther@suse.de>
32574 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
32576 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
32578 * config/s390/s390.c (s390_asm_declare_function_size): Add code
32579 to actually emit the .size directive.
32581 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
32582 Jakub Jelinek <jakub@redhat.com>
32586 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
32587 args array size by one to avoid buffer overflow.
32589 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
32591 * config/s390/s390.md (pool_section_start): Use switch_to_section
32592 to select proper read-only data section instead of hardcoding
32594 (pool_section_end): Use switch_to_section to match the above.
32596 2016-01-21 Richard Biener <rguenther@suse.de>
32598 PR tree-optimization/69378
32599 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
32600 (set_ssa_val_to): Use it for dominance checks taking into
32601 account not executable edges.
32603 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32606 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
32607 for bitsize instead of GET_MODE_PRECISION (mode).
32609 2016-01-20 Martin Sebor <msebor@redhat.com>
32612 * extend.texi (__sync Builtins): Clarify the semantics of
32613 __sync_fetch_and_OP built-ins on pointers.
32614 (__atomic Builtins): Same.
32616 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32617 Sebastian Pop <s.pop@samsung.com>
32619 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
32620 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
32621 (is_valid_rename): Same.
32622 (translate_isl_ast_to_gimple::get_rename): Same.
32623 (translate_isl_ast_to_gimple::rename_all_uses): Same.
32624 (translate_isl_ast_to_gimple::rename_uses): Same.
32625 (get_new_name): Check for close_phi nodes.
32626 (copy_loop_phi_args): Use phi_node_kind.
32627 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
32628 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
32630 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32631 Sebastian Pop <s.pop@samsung.com>
32633 Revert commit r229783.
32634 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
32635 Remove use of parameter_rename_map.
32636 (copy_def): Remove.
32637 (copy_internal_parameters): Remove.
32638 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
32639 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
32640 (free_sese_info): Do not free parameter_rename_map.
32641 (set_rename): Do not use parameter_rename_map.
32642 (rename_uses): Update call to set_rename.
32643 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
32644 * sese.h (parameter_rename_map_t): Remove.
32645 (struct sese_info_t): Remove field parameter_rename_map.
32647 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32648 Sebastian Pop <s.pop@samsung.com>
32650 * graphite-isl-ast-to-gimple.c: Fix comment.
32651 * graphite-scop-detection.c (defined_in_loop_p): New.
32652 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
32653 names defined in loop.
32655 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32656 Sebastian Pop <s.pop@samsung.com>
32658 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
32659 Discard unstructured if-then-else regions.
32661 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32662 Sebastian Pop <s.pop@samsung.com>
32664 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
32665 (cleanup_loop_iter_dom): Remove.
32666 (build_loop_iteration_domains): Remove.
32667 (build_scop_context): Remove.
32668 (build_scop_iteration_domain): Remove.
32669 (add_loop_constraints): New.
32670 (build_iteration_domains): New.
32671 (build_poly_scop): Call build_iteration_domains.
32673 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32674 Sebastian Pop <s.pop@samsung.com>
32676 * graphite-scop-detection.c
32677 (scop_detection::harmful_loop_in_region): Free dom and loops.
32678 (scop_detection::loop_body_is_valid_scop): Free bbs.
32680 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32681 Sebastian Pop <s.pop@samsung.com>
32683 * graphite-scop-detection.c (record_loop_in_sese): New.
32684 (gather_bbs::before_dom_children): Call record_loop_in_sese.
32685 (build_scops): Remove call to build_sese_loop_nests.
32686 * sese.c (sese_record_loop): Remove.
32687 (build_sese_loop_nests): Remove.
32688 (new_sese_info): Remove region->loops.
32689 (free_sese_info): Same.
32690 * sese.h (sese_contains_loop): Same.
32691 (build_sese_loop_nests): Remove.
32692 (sese_contains_loop): Remove.
32694 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32695 Sebastian Pop <s.pop@samsung.com>
32697 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
32698 loop_is_valid_in_scop.
32699 (scop_detection::harmful_stmt_in_region): Renamed
32700 harmful_loop_in_region.
32701 Call loop_is_valid_in_scop.
32703 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32704 Sebastian Pop <s.pop@samsung.com>
32706 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
32709 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32710 Sebastian Pop <s.pop@samsung.com>
32712 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
32713 * graphite.h (struct poly_bb): Remove field is_reduction.
32714 (PBB_IS_REDUCTION): Remove.
32716 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32717 Sebastian Pop <s.pop@samsung.com>
32719 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
32720 (add_pdr_constraints): Same.
32721 (scop_get_reads): Same.
32722 (scop_get_must_writes): Same.
32723 (scop_get_may_writes): Same.
32724 (scop_get_original_schedule): Same.
32725 (extend_schedule): Same.
32726 (apply_schedule_on_deps): Same.
32727 (carries_deps): Same.
32728 (compute_deps): Same.
32729 (scop_get_dependences): Same.
32730 * graphite-isl-ast-to-gimple.c
32731 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
32732 * graphite-optimize-isl.c (get_schedule_for_band): Same.
32733 (get_schedule_for_band_list): Same.
32734 (get_schedule_map): Same.
32735 (apply_schedule_map_to_scop): Same.
32736 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
32737 (build_loop_iteration_domains): Same.
32738 (add_condition_to_pbb): Same.
32739 (add_param_constraints): Same.
32740 (pdr_add_memory_accesses): Same.
32741 (pdr_add_data_dimensions): Same.
32743 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32745 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
32748 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32750 * common.opt (feliminate-dwarf2-dups): Replace references to
32751 "DWARF 2" with just "DWARF".
32752 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
32753 * doc/extend.texi: Likewise.
32754 * doc/cpp.texi: Likewise.
32755 * doc/invoke.texi: Likewise.
32756 (Option Summary): Add -gdwarf to list of Debugging Options.
32757 (Debugging Options): Document -gdwarf.
32758 * doc/contrib.texi: Spell "DWARF" like that.
32760 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32762 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
32763 warning. Fix up formatting.
32765 PR middle-end/67653
32766 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
32767 attempt to mark memory input operand addressable and
32768 call prepare_gimple_addressable in that case. Don't adjust
32769 input_location for diagnostics, use error_at instead.
32771 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
32773 * config/rs6000/ppc-auxv.h: New file.
32774 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
32775 (cpu_is): Likewise.
32776 (cpu_supports): Likewise.
32777 * config/rs6000/rs6000.c: include "ppc-auxv.h".
32778 (cpu_is_info): New variable.
32779 (cpu_supports_info): Likewise.
32780 (tcb_verification_symbol): Likewise.
32781 (cpu_builtin_p): Likewise.
32782 (cpu_expand_builtin): New function.
32783 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
32784 (rs6000_init_builtins): Likewise.
32785 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
32786 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
32787 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
32788 * configure: Regenerate.
32789 * config.in: Likewise.
32790 * doc/extend.texi (PowerPC Built-in Functions): Document
32791 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
32793 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
32796 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
32798 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
32801 2016-01-20 Richard Henderson <rth@redhat.com>
32807 * tree.c (tm_define_builtin): New.
32808 (find_tm_vector_type): New.
32809 (build_tm_vector_builtins): New.
32810 (build_common_builtin_nodes): Call it.
32812 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
32814 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
32815 (arm_fp_ok): Likewise.
32816 (arm_fp): Likewise.
32817 (arm_crypto): Likewise.
32819 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
32820 Richard Biener <rguenther@suse.de>
32822 PR tree-optimization/69328
32823 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
32824 vectors have same number of elements.
32825 (vectorizable_condition): Fix masked version recognition.
32827 2016-01-20 Richard Biener <rguenther@suse.de>
32829 PR tree-optimization/69345
32830 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
32831 (VN_INFO_PTR_INFO): Likewise.
32832 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
32833 info when it is equal between non-dominating SSA names.
32834 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32835 Make sure to look at original SSA infos.
32837 2016-01-20 Jeff Law <law@redhat.com>
32840 * config/m68k/predicates.md (pow2_m1_operand): New predicate
32842 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
32843 (pc_or_label_operand): New predicate.
32844 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
32845 tests for small integers that are 2^n - 1.
32847 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
32849 * doc/invoke.texi (Options Summary): Add '.' after @xref.
32851 2016-01-19 Jeff Law <law@redhat.com>
32853 PR middle-end/69347
32854 * tree-ssa-threadbackwards.c
32855 (fsm_find_control_statement_thread_paths): Do not try to lookup
32856 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
32858 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
32860 * doc/lto.texi: Remove text that says only Gold has linker plugin
32863 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
32865 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
32866 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
32867 the DIE accordingly.
32868 (modified_type_die): Add REVERSE parameter and pass it recursively,
32869 as well as to base_type_die. Adjust presence check accordingly.
32870 (base_type_for_mode): Adjust call to modified_type_die.
32871 (add_type_attribute): Add REVERSE parameter and pass it to
32873 (generic_parameter_die): Adjust call to add_type_attribute.
32874 (add_scalar_info): Likewise.
32875 (add_subscript_info): Likewise.
32876 (gen_array_type_die): Likewise.
32877 (gen_descr_array_type_die): Likewise.
32878 (gen_entry_point_die): Likewise.
32879 (gen_enumeration_type_die): Likewise.
32880 (gen_formal_parameter_die): Likewise.
32881 (gen_subprogram_die): Likewise.
32882 (gen_variable_die ): Likewise.
32883 (gen_const_die): Likewise.
32884 (gen_field_die): Likewise.
32885 (gen_pointer_type_die): Likewise.
32886 (gen_reference_type_die): Likewise.
32887 (gen_ptr_to_mbr_type_die): Likewise.
32888 (gen_inheritance_die): Likewise.
32889 (gen_subroutine_type_die): Likewise.
32890 (gen_typedef_die): Likewise.
32891 (force_type_die): Adjust call to modified_type_die.
32893 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
32895 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
32896 flow throughout the file. Fix broken link to Objective-C 2.0
32898 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
32901 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32903 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
32905 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32908 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
32909 (maybe_record_node): Record cxa_pure_virtual as the only possible
32910 target if there are not ohter candidates.
32911 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
32913 2016-01-19 Richard Biener <rguenther@suse.de>
32915 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
32916 (get_memory_order): Likewise.
32918 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
32920 * tree-vect-stmts.c (vectorizable_store): Check
32923 2016-01-19 David Malcolm <dmalcolm@redhat.com>
32926 * gcc.c (driver::decode_argv): Add call to
32927 init_opts_obstack before init_options_struct.
32928 * opts.c (init_opts_obstack): Remove idempotency.
32929 (init_options_struct): Replace call to init_opts_obstack
32930 with a gcc_assert to verify that it has already been called.
32931 * toplev.c (toplev::main): Add call to init_opts_obstack before
32932 calls to init_options_struct.
32933 (toplev::finalize): Move cleanup of opts_obstack next to
32934 cleanup of save_decoded_options, clearing the latter, and
32935 save_decoded_options_count.
32937 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32940 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
32941 attribute to unconditional. Remove %? from output template.
32943 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32944 Jiong Wang <jiong.wang@arm.com>
32946 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
32947 generated from different expand order.
32949 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32951 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
32952 Add support for CCMP costing.
32954 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32956 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
32957 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
32958 (fccmpe<mode>): Likewise.
32959 (fcmp): Rename to fcmp and globalize pattern.
32961 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
32962 (aarch64_gen_ccmp_next): Add FP support.
32964 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32966 * target.def (gen_ccmp_first): Update documentation.
32967 (gen_ccmp_next): Likewise.
32968 * doc/tm.texi (gen_ccmp_first): Update documentation.
32969 (gen_ccmp_next): Likewise.
32970 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
32971 expand_ccmp_expr_1. Improve comments.
32972 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
32973 (ccmp_ior<mode>): Remove pattern.
32974 (cmp<mode>): Remove expand.
32975 (cmp): Globalize pattern.
32976 (cstorecc4): Use cc_register.
32977 (mov<mode>cc): Remove ccmp_cc_register check.
32978 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
32979 Simplify after removal of CC_DNE/* modes.
32980 (aarch64_ccmp_mode_to_code): Remove.
32981 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
32982 In 'k' case use integer as condition.
32983 (aarch64_nzcv_codes): Remove inverted cases.
32984 (aarch64_code_to_ccmode): Remove.
32985 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
32986 comparison with CC register to be used in folowing CCMP/branch/CSEL.
32987 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
32988 pattern. Return the comparison with CC register. Invert conditions
32989 when bitcode is OR.
32990 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
32991 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
32993 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32995 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
32996 instrumented_version.
32998 2016-01-19 Richard Biener <rguenther@suse.de>
33000 PR tree-optimization/69336
33001 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
33002 handled components with get_ref_base_and_extent.
33003 (equal_mem_array_ref_p): Adjust.
33005 2016-01-19 Jakub Jelinek <jakub@redhat.com>
33008 * shrink-wrap.c: Include valtrack.h.
33009 (move_insn_for_shrink_wrap): Add DEBUG argument. If
33010 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
33011 in between insn and where it will be moved to. Call
33012 dead_debug_insert_temp.
33013 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
33014 first and dead_debug_local_finish at the end.
33015 For uses and defs bitmap, handle all regs in between REGNO and
33016 END_REGNO, not just the first one.
33018 2016-01-19 Richard Biener <rguenther@suse.de>
33020 PR tree-optimization/69352
33021 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
33022 (equal_mem_array_ref_p): Constrain size and max size properly.
33023 Compare the reverse flag.
33025 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
33027 * ira.c (ira): Update regstat data if we deleted insns.
33029 2016-01-19 Jakub Jelinek <jakub@redhat.com>
33031 PR rtl-optimization/68955
33032 PR rtl-optimization/64557
33033 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
33034 here. Fix up formatting.
33035 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
33037 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33040 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
33041 assume that the node has body.
33042 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
33045 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33047 * lto-streamer-out.c (lto_output): Do not stream instrumentation
33050 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33052 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
33053 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
33055 2016-01-19 Martin Jambor <mjambor@suse.cz>
33056 Martin Liska <mliska@suse.cz>
33057 Michael Matz <matz@suse.de>
33059 * Makefile.in (OBJS): Add new source files.
33060 (GTFILES): Add hsa.c.
33061 * common.opt (disable_hsa): New variable.
33062 (-Whsa): New warning.
33063 * config.in (ENABLE_HSA): New.
33064 * configure.ac: Treat hsa differently from other accelerators.
33065 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
33066 $enable_offloading.
33067 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
33068 * doc/install.texi (Configuration): Document --with-hsa-runtime,
33069 --with-hsa-runtime-include, --with-hsa-runtime-lib and
33070 --with-hsa-kmt-lib.
33071 * doc/invoke.texi (-Whsa): Document.
33072 (hsa-gen-debug-stores): Likewise.
33073 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
33074 to invoke offload compiler for hsa acclerator.
33075 * opts.c (common_handle_option): Determine whether HSA offloading
33076 should be performed.
33077 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
33078 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
33079 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
33080 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
33081 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
33082 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
33083 GF_OMP_FOR_KIND_GRID_LOOP.
33084 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
33085 (pp_gimple_stmt_1): Likewise.
33086 * gimple-walk.c (walk_gimple_stmt): Likewise.
33087 * gimple.c (gimple_build_omp_grid_body): New function.
33088 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
33089 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
33090 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
33091 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
33092 GF_OMP_TEAMS_GRID_PHONY.
33093 (gimple_statement_omp_single_layout): Updated comments.
33094 (gimple_build_omp_grid_body): New function.
33095 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
33096 (gimple_omp_for_grid_phony): New function.
33097 (gimple_omp_for_set_grid_phony): Likewise.
33098 (gimple_omp_parallel_grid_phony): Likewise.
33099 (gimple_omp_parallel_set_grid_phony): Likewise.
33100 (gimple_omp_teams_grid_phony): Likewise.
33101 (gimple_omp_teams_set_grid_phony): Likewise.
33102 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
33103 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
33104 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
33105 (BUILT_IN_GOMP_TARGET): Updated type.
33106 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
33107 (adjust_for_condition): New function.
33108 (get_omp_for_step_from_incr): Likewise.
33109 (extract_omp_for_data): Moved parts to adjust_for_condition and
33110 get_omp_for_step_from_incr.
33111 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
33112 (fixup_child_record_type): Bail out if receiver_decl is NULL.
33113 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
33114 (scan_omp_parallel): Do not create child functions for phony
33116 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
33117 (scan_omp_1_op): Checking assert we are not remapping to
33118 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
33119 (parallel_needs_hsa_kernel_p): New function.
33120 (expand_parallel_call): Register apprpriate parallel child
33121 functions as HSA kernels.
33122 (grid_launch_attributes_trees): New type.
33123 (grid_attr_trees): New variable.
33124 (grid_create_kernel_launch_attr_types): New function.
33125 (grid_insert_store_range_dim): Likewise.
33126 (grid_get_kernel_launch_attributes): Likewise.
33127 (get_target_argument_identifier_1): Likewise.
33128 (get_target_argument_identifier): Likewise.
33129 (get_target_argument_value): Likewise.
33130 (push_target_argument_according_to_value): Likewise.
33131 (get_target_arguments): Likewise.
33132 (expand_omp_target): Call get_target_arguments instead of looking
33133 up for teams and thread limit.
33134 (grid_expand_omp_for_loop): New function.
33135 (grid_arg_decl_map): New type.
33136 (grid_remap_kernel_arg_accesses): New function.
33137 (grid_expand_target_kernel_body): New function.
33138 (expand_omp): Call it.
33139 (lower_omp_for): Do not emit phony constructs.
33140 (lower_omp_taskreg): Do not emit phony constructs but create for them
33141 a temporary variable receiver_decl.
33142 (lower_omp_taskreg): Do not emit phony constructs.
33143 (lower_omp_teams): Likewise.
33144 (lower_omp_grid_body): New function.
33145 (lower_omp_1): Call it.
33146 (grid_reg_assignment_to_local_var_p): New function.
33147 (grid_seq_only_contains_local_assignments): Likewise.
33148 (grid_find_single_omp_among_assignments_1): Likewise.
33149 (grid_find_single_omp_among_assignments): Likewise.
33150 (grid_find_ungridifiable_statement): Likewise.
33151 (grid_target_follows_gridifiable_pattern): Likewise.
33152 (grid_remap_prebody_decls): Likewise.
33153 (grid_copy_leading_local_assignments): Likewise.
33154 (grid_process_kernel_body_copy): Likewise.
33155 (grid_attempt_target_gridification): Likewise.
33156 (grid_gridify_all_targets_stmt): Likewise.
33157 (grid_gridify_all_targets): Likewise.
33158 (execute_lower_omp): Call grid_gridify_all_targets.
33159 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
33160 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
33161 (tree_omp_clause): Added union field dimension.
33162 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
33163 * tree.c (omp_clause_num_ops): Added number of arguments of
33164 OMP_CLAUSE__GRIDDIM_.
33165 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
33166 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
33167 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
33168 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
33169 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
33170 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
33171 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
33172 * tree-pass.h (make_pass_gen_hsail): Declare.
33173 (make_pass_ipa_hsa): Likewise.
33174 * ipa-hsa.c: New file.
33175 * lto-section-in.c (lto_section_name): Add hsa section name.
33176 * lto-streamer.h (lto_section_type): Add hsa section.
33177 * timevar.def (TV_IPA_HSA): New.
33178 * hsa-brig-format.h: New file.
33179 * hsa-brig.c: New file.
33180 * hsa-dump.c: Likewise.
33181 * hsa-gen.c: Likewise.
33184 * toplev.c (compile_file): Call hsa_output_brig.
33185 * hsa-regalloc.c: New file.
33187 2016-01-18 Jeff Law <law@redhat.com>
33189 PR tree-optimization/69320
33190 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
33191 ranged object, do nothing if the RHS constant is not [0..1].
33192 (optimize_stmt): Comparing a boolean ranged object against a
33193 constant outside [0..1] results in a compile-time constant.
33195 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
33198 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
33200 * doc/invoke.texi (Invoking GCC): Add new section to menu.
33201 (Option Summary): Update to reflect new section and moved options.
33202 (C++ Dialect Options): Move -fstats to new section.
33203 (Debugging Options): Move all dump, statistics, and other GCC
33204 developer options to new section. Rewrite section introduction
33205 and re-order remaining options to put the more basic ones first.
33206 (Optimization Options): Move -fira-verbose and -flto-report* to
33208 (Developer Options): New section incorporating moved options.
33209 * doc/cppopts.texi (-dM): Update cross-reference.
33211 2016-01-18 Richard Henderson <rth@redhat.com>
33214 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
33215 operands to pseudo only if CSE is expected. Split long immediate
33216 operands only after reload, and for the stack pointer.
33217 (*add<GPI>3_pluslong): Remove.
33218 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
33219 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
33220 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
33221 (*add<GPI>3 peepholes): New.
33222 (*add<GPI>3 splitters): New.
33223 * config/aarch64/constraints.md (Upl): New.
33224 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
33226 2016-01-18 Richard Biener <rguenther@suse.de>
33228 PR tree-optimization/69297
33229 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
33231 (vect_bb_vectorization_profitable_p): Clear visited flag again.
33233 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
33235 PR middle-end/68542
33236 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
33237 of mixind vector and scalar types.
33238 (fold_relational_const): Add handling of vector
33239 comparison with boolean result.
33240 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
33241 comparison of vector operands with boolean result for EQ/NE only.
33242 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
33243 (verify_gimple_cond): Likewise.
33244 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
33247 2016-01-18 Joseph Myers <joseph@codesourcery.com>
33249 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
33252 2016-01-18 Richard Biener <rguenther@suse.de>
33254 PR middle-end/69308
33255 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
33257 2016-01-18 Tom de Vries <tom@codesourcery.com>
33259 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
33261 2016-01-18 Tom de Vries <tom@codesourcery.com>
33263 * omp-low.c (set_oacc_fn_attrib): Make extern.
33264 * omp-low.h (set_oacc_fn_attrib): Declare.
33265 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
33266 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
33267 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
33268 Add and handle function parameter oacc_kernels_p.
33269 (find_reduc_addr, get_omp_data_i_param): New function.
33270 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
33271 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
33272 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
33273 Calculate dominance info. Skip loops that are not in a kernels region
33274 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
33275 (pass_parallelize_loops::execute): Call parallelize_loops with
33276 oacc_kernels_p argument.
33277 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
33278 New member function.
33279 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
33280 * passes.def: Add argument to pass_parallelize_loops instantation.
33282 2016-01-18 Tom de Vries <tom@codesourcery.com>
33284 * tree-parloops.c (pass_parallelize_loops::execute): Allow
33285 pass_parallelize_loops to be run outside the loop pipeline.
33287 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33289 * tree-scalar-evolution.c (follow_copies_to_constant): New.
33290 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
33292 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33295 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
33296 using get_ref_base_and_extent.
33297 (equal_mem_array_ref_p): New.
33298 (hashable_expr_equal_p): Add call to previous.
33300 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33303 * tree-sra.c (disqualified_constants, constant_decl_p): New.
33304 (sra_initialize): Allocate disqualified_constants.
33305 (sra_deinitialize): Free disqualified_constants.
33306 (disqualify_candidate): Update disqualified_constants when appropriate.
33307 (create_access): Scan for constant-pool entries as we go along.
33308 (scalarizable_type_p): Add check against type_contains_placeholder_p.
33309 (maybe_add_sra_candidate): Allow constant-pool entries.
33310 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
33311 (initialize_constant_pool_replacements): New.
33312 (sra_modify_assign): Avoid mangling assignments created by previous,
33313 and don't generate writes into constant pool.
33314 (sra_modify_function_body): Call initialize_constant_pool_replacements.
33316 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
33318 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
33319 andnot instruction.
33320 (scalar_chain::convert_op): Likewise.
33321 * config/i386/i386.md (*andndi3_doubleword): New.
33323 2016-01-18 Richard Biener <rguenther@suse.de>
33325 PR tree-optimization/69170
33326 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
33327 building a vector from scalar results of a pattern stmt.
33329 2016-01-18 Jakub Jelinek <jakub@redhat.com>
33331 * haifa-sched.c (autopref_multipass_init): Work around
33332 -Wmaybe-uninitialized warning.
33334 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
33336 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
33337 against the constant 0.
33339 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33341 PR tree-optimization/68799
33342 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
33343 look up phi candidates in the statement-candidate map.
33344 (phi_add_costs): Likewise.
33345 (record_phi_increments): Likewise.
33346 (phi_incr_cost): Likewise.
33347 (ncd_with_phi): Likewise.
33348 (all_phi_incrs_profitable): Likewise.
33350 2016-01-17 Jakub Jelinek <jakub@redhat.com>
33352 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
33353 -Wmaybe-uninitialized warning.
33355 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
33357 * doc/invoke.texi (Invoking GCC): Add new section to menu.
33358 (Option Summary): Update to reflect new section and moved options.
33359 (C++ Dialect Options): Move -fvtable-verify and related options.
33360 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
33361 and profiling-related options.
33362 (Optimization Options): Move profile generation options and
33363 -fstack-protector and related options.
33364 (Instrumentation Options): New section incorporating moved options.
33365 (Code Generation Options): Move -finstrument-functions and
33366 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
33368 2016-01-16 Tom de Vries <tom@codesourcery.com>
33370 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
33372 2016-01-16 Tom de Vries <tom@codesourcery.com>
33374 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
33376 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
33378 * hash-table.h (hash_table::empty): Turn into an inline wrapper
33379 that checks whether the table is already empty. Rename the
33380 original implementation to...
33381 (hash_table::empty_slot): ...this new private function.
33383 2016-01-15 David Malcolm <dmalcolm@redhat.com>
33385 PR diagnostic/68899
33386 * diagnostic-show-locus.c (layout::print_source_line): Move x
33387 offset of line until after call to
33388 get_line_width_without_trailing_whitespace.
33390 2016-01-15 Jeff Law <law@redhat.com>
33392 PR tree-optimization/69270
33393 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
33394 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
33395 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
33396 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
33397 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
33398 ssa_name_has_boolean_range and constant_boolean_node.
33400 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
33402 PR rtl-optimization/69030
33403 * lra-spills.c (remove_pseudos): Check nrefs and make the function
33405 (spill_pseudos): Delete debug insn for dead pseudo.
33406 (lra_spill): Initiate spill_hard_reg and slots memory separately.
33408 2016-01-15 Jiong Wang <jiong.wang@arm.com>
33410 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
33412 (TYPES_UNOPUS): Likewise.
33413 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
33414 builtin type, from UNOP to UNOPUS.
33415 (lbtruncuv4sf): Likewise.
33416 (lbtruncuv2df): Likewise.
33417 (lrounduv2sf): Likewise.
33418 (lrounduv4sf): Likewise.
33419 (lrounduv2df): Likewise.
33420 (lroundusf): Likewise.
33421 (lroundusf): Likewise.
33422 (lceiluv2sf): Likewise.
33423 (lceiluv4sf): Likewise.
33424 (lceiluv2df): Likewise.
33425 (lceilusf): Likewise.
33426 (lceiludf): Likewise.
33427 (lflooruv2sf): Likewise.
33428 (lflooruv4sf): Likewise.
33429 (lflooruv2df): Likewise.
33430 (lfloorusf): Likewise.
33431 (lfloorudf): Likewise.
33432 (lfrintnuv2sf): Likewise.
33433 (lfrintnuv4sf): Likewise.
33434 (lfrintnuv2df): Likewise.
33435 (lfrintnusf): Likewise.
33436 (lfrintnudf): Likewise.
33437 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
33439 (vcvtq_u32_f32): Likewise.
33440 (vcvtq_u64_f64): Likewise.
33441 (vcvta_u32_f32): Likewise.
33442 (vcvtaq_u32_f32): Likewise.
33443 (vcvtaq_u64_f64): Likewise.
33444 (vcvtm_u32_f32): Likewise.
33445 (vcvtmq_u32_f32): Likewise.
33446 (vcvtmq_u64_f64): Likewise.
33447 (vcvtn_u32_f32): Likwise.
33448 (vcvtnq_u32_f32): Likewise.
33449 (vcvtnq_u64_f64): Likewise.
33450 (vcvtp_u32_f32): Likewise.
33451 (vcvtpq_u32_f32): Likewise.
33452 (vcvtpq_u64_f64): Likewise.
33453 (vcvtmd_u64_f64): Likewise.
33454 (vcvtms_u32_f32): Likewise.
33455 (vcvtad_u64_f64): Likewise.
33456 (vcvtas_u32_f32): Likewise.
33457 (vcvtnd_u64_f64): Likewise.
33458 (vcvtns_u32_f32): Likewise.
33459 (vcvtpd_u64_f64): Likewise.
33460 (vcvtps_u32_f32): Likewise.
33462 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33464 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
33465 CSEL of zero_extended registers.
33467 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33469 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
33470 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
33472 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33474 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
33475 false when argument string is not found in the attributes table
33478 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
33481 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
33482 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
33483 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
33484 precision estimate.
33486 2016-01-15 Richard Biener <rguenther@suse.de>
33488 PR tree-optimization/66856
33489 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
33490 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
33491 (vect_create_new_slp_node): Increment stmt reference count.
33492 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
33493 an SLP tree before swapping operands.
33494 (vect_build_slp_tree): Likewise.
33495 (destroy_bb_vec_info): Free stmt info after SLP instances.
33496 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
33497 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
33498 (STMT_VINFO_NUM_SLP_USES): New macro.
33500 2016-01-15 Richard Biener <rguenther@suse.de>
33503 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
33504 (add_linkage_name): ... here.
33505 (gen_typedef_die): Use add_linkage_name_raw instead of
33506 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
33509 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
33511 * gimplify.c (oacc_default_clause): Decode reference and pointer
33512 types for both kernels and parallel regions.
33514 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
33516 PR middle-end/69246
33517 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
33519 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
33521 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
33522 (convert_scalars_to_vector): Likewise.
33524 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
33526 * doc/extend.texi (Type Traits): Fix grammar.
33528 2016-01-15 Martin Jambor <mjambor@suse.cz>
33530 * tree-inline.c (remap_decl): Use existing dclarations if
33531 remapping a type and prevent_decl_creation_for_types.
33532 (replace_locals_stmt): Do an initial remapping of non-VLA typed
33533 decls first. Do real remapping with
33534 prevent_decl_creation_for_types set.
33535 * tree-inline.h (copy_body_data): New field
33536 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
33539 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
33541 * config/s390/s390.opt (mmvcle): More verbose help text.
33543 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
33545 * config/s390/s390.opt: Add period to -mzvector option text.
33547 2016-01-15 Richard Biener <rguenther@suse.de>
33549 PR tree-optimization/68961
33550 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
33551 of invariants in stores again.
33553 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
33555 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
33557 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
33559 * config/i386/i386.c (ix86_expand_branch): Don't split
33560 DI mode xor instruction to SI mode.
33562 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
33565 * ipa-icf.c (sem_function::merge): Virtual functions may become
33566 reachable even if they address is not taken and there are no
33569 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
33571 * lto-streamer-out.c (subtract_estimated_size): New function.
33572 (get_symbol_initial_value): Use it.
33574 2016-01-15 Christian Bruel <christian.bruel@st.com>
33577 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
33578 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
33579 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
33580 use add_builtin_function_ext_scope instead of add_builtin_function.
33581 (neon_set_p, neon_crypto_set_p): Remove.
33582 (arm_init_builtins): Always call arm_init_neon_builtins and
33583 arm_init_crypto_builtins.
33584 (arm_expand_builtin): Check that builtins are allowed for the arch.
33585 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
33586 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
33587 arm_init_neon_builtins call.
33589 2016-01-15 Richard Biener <rguenther@suse.de>
33591 PR tree-optimization/69117
33592 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
33593 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
33594 of the leader conservatively.
33595 (free_scc_vn): Restore original SSA name infos.
33597 2016-01-14 Jeff Law <law@redhat.com>
33599 PR tree-optimization/69270
33600 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
33601 single bit of precision, verify it's also unsigned.
33602 (record_edge_info): Use constant_boolean_node rather than fold_convert
33603 to convert boolean_true/boolean_false to the right type.
33605 2016-01-14 Richard Henderson <rth@redhat.com>
33608 * loop-doloop.c (record_reg_sets): New.
33609 (doloop_optimize): Reject the transform if the sequence
33610 clobbers registers live at the end of the loop block.
33611 (doloop_optimize_loops): Enable df_live if needed.
33613 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
33615 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
33616 * config/rs6000/rs6000.c: Likewise.
33617 * config/rs6000/rs6000.h: Likewise.
33618 * config/rs6000/rs6000.md: Likewise.
33619 * doc/extend.texi: Likewsie.
33621 2016-01-14 Jeff Law <law@redhat.com>
33623 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
33626 2016-01-14 Richard Henderson <rth@redhat.com>
33630 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
33631 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
33632 instead of builtin_decl_declared_p to test for declaration.
33634 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
33636 * doc/loop.texi (Loop Analysis and Representation): Document
33637 loop_depth function.
33639 2016-01-14 Tom de Vries <tom@codesourcery.com>
33641 PR tree-optimization/68773
33642 * omp-low.c (expand_omp_target): Don't set force_output.
33643 * varpool.c (varpool_node::get_create): Same.
33644 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
33645 offload_funcs with force_output.
33647 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33650 * lra-eliminations.c (move_plus_up): Don't change anything if either
33651 the outer or inner subreg mode is not MODE_INT.
33652 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
33653 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
33655 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33657 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
33658 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
33659 reduc_uplus_@var{m}): Remove.
33660 * expr.c (expand_expr_real_2): Remove expansion path for
33661 reduc_[us](min|max|plus) optabs.
33662 * optabs-tree.c (scalar_reduc_to_vector): Remove.
33663 * optabs-tree.h (scalar_reduc_to_vector): Remove.
33664 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
33665 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
33666 * tree-vect-loop.c (vectorizable_reduction): Remove test for
33667 reduc_[us](min|max|plus) optabs.
33669 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33671 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
33672 (reduc_plus_scal_v2sf): New.
33673 (reduc_smax_v2sf): Rename to...
33674 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
33675 (reduc_smin_v2sf): Rename to...
33676 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
33678 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
33680 * alias.c (compare_base_symbol_refs): New function.
33681 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
33684 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33686 PR middle-end/68146
33687 PR tree-optimization/69155
33688 * tree-complex.c: Include cfganal.h.
33689 (phis_to_revisit): New variable.
33690 (extract_component): Add phiarg_p argument. Assert that returned
33691 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
33692 (update_phi_components): Partly rewrite to use loop over real/imag
33693 components instead of code duplication. If extract_component returns
33694 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
33695 create_tmp_reg into the PHI node instead, and mention the phi triplet
33696 in phis_to_revisit.
33697 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
33698 in phis_to_revisit at the end.
33700 2016-01-14 Richard Biener <rguenther@suse.de>
33702 PR tree-optimization/68060
33703 * tree-vect-loop.c (vect_is_simple_reduction): Check the
33704 outer loop reduction is only used in the inner loop before
33705 detecting a double reduction.
33707 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33710 * combine.c (expand_field_assignment): Punt if compute_mode is
33711 unsupported scalar mode.
33713 2016-01-14 Richard Biener <rguenther@suse.de>
33715 PR tree-optimization/66856
33716 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
33717 SLP node only if it built successfully.
33718 (vect_analyze_slp_instance): Adjust.
33720 2016-01-14 Jeff Law <law@redhat.com>
33722 PR tree-optimization/69270
33723 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
33724 (record_edge_info): Use it. Convert boolean_{true,false}_node
33725 to the type of op0.
33727 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
33730 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
33731 use block_ultimate_origin
33732 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
33734 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33736 * doc/invoke.texi (Submodel Options): Rename section to
33737 "Machine-Dependent Options" to better reflect its content.
33738 Rewrite introductory text to remove archaic CPU names.
33741 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33743 * doc/invoke.texi (Code Gen Options): Move section up in file,
33744 before target-specific options. Update menu and option summary
33745 to reflect the new section ordering.
33747 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33749 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
33750 (C++ Dialect Options): Add cross-reference to -std option.
33751 * doc/standards.texi (C++ Language): Document C++14 support.
33753 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
33755 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
33756 for pack/unpack functions for __ibm128.
33757 (PACK_IF): Likewise.
33758 (UNPACK_IF): Likewise.
33760 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
33761 support for __ibm128 pack/unpack functions.
33762 (rs6000_invalid_builtin): Likewise.
33763 (rs6000_init_builtins): Likewise.
33764 (rs6000_opt_masks): Likewise.
33766 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
33767 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
33769 (RS6000_BTM_COMMON): Likewise.
33771 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
33772 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
33773 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
33774 128-bit floating point. Add support for the double values to be
33775 in Altivec registers for TF/IF packing and unpacking, but restrict
33776 TD packing sub-fields to be FPR registers. Don't allow overlapped
33777 register support for packing. Allow pack inputs to be memory
33778 locations. Don't build generator functions for unpack<mode>_dm
33779 and unpack<mode>_nodm.
33780 (unpack<mode>_dm): Likewise.
33781 (unpack<mode>_nodm): Likewise.
33782 (pack<mode>): Likewise.
33784 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
33785 built-in functions to pack/unpack explicit __ibm128 values.
33786 (__builtin_unpack_ibm128): Likewise.
33788 * doc/extend.texi (PowerPC Built-in Functions): Document
33789 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
33791 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
33794 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
33795 Add new arg loc and pass it down as context.
33796 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
33797 to the location to use for the warning.
33798 (check_function_arguments): New arg loc. All callers changed. Pass
33799 it to check_function_nonnull.
33800 * c-common.h (check_function_arguments): Adjust declaration.
33802 2016-01-13 Jakub Jelinek <jakub@redhat.com>
33804 PR tree-optimization/69156
33805 * gimple.c (validate_type): Removed.
33806 (gimple_builtin_call_types_compatible_p): Use
33807 useless_type_conversion_p instead of validate_type.
33808 * value-prof.c (gimple_stringop_fixed_value): Fold
33809 icall_size to correct type.
33811 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33813 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
33816 2016-01-13 Richard Henderson <rth@redhat.com>
33819 * target.def (builtin_tm_load, builtin_tm_store): Remove.
33820 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
33821 (ix86_builtin_tm_store): Remove.
33822 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33823 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33824 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33825 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33826 * doc/tm.texi: Rebuild.
33828 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
33829 (BUILT_IN_TM_MEMCPY_RTWN): New.
33830 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
33831 fallback from vector to integer helpers.
33832 (build_tm_load): Handle vector types directly, instead of
33834 (build_tm_store): Likewise.
33835 (expand_assign_tm): Prepare for register types not handled by
33836 the above. Copy them to memory and use memcpy.
33837 * tree.c (tm_define_builtin): New.
33838 (find_tm_vector_type): New.
33839 (build_tm_vector_builtins): New.
33840 (build_common_builtin_nodes): Call it.
33842 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
33844 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
33845 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
33847 2016-01-13 Tom de Vries <tom@codesourcery.com>
33849 PR tree-optimization/69169
33850 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
33851 handled_struct_type param.
33852 (create_variable_info_for, intra_create_variable_infos): Call
33853 create_variable_info_for_1 with extra arg.
33855 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
33857 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
33858 and "armv8.1-a+crc" entries.
33860 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
33863 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
33864 Change first operand predicate from register_or_constm1_operand
33865 to register_operand.
33866 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
33867 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
33868 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
33869 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
33870 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
33871 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
33872 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
33873 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
33874 comparison with constm1_rtx from vec_prefetch_gen part.
33876 2016-01-13 Richard Biener <rguenther@suse.de>
33878 PR tree-optimization/69013
33879 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
33880 Exchange assert for a test.
33882 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33885 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
33887 2016-01-13 Richard Biener <rguenther@suse.de>
33889 PR tree-optimization/69242
33890 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
33891 assert with a check.
33893 2016-01-13 Richard Biener <rguenther@suse.de>
33895 PR tree-optimization/69186
33896 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
33897 Properly guard vect_update_misalignment_for_peel call.
33899 2016-01-12 Jeff Law <law@redhat.com>
33901 PR tree-optimization/pr67755
33902 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
33903 "need_profile_correction".
33904 (thread_block_1): Initialize new field to false by default. If we
33905 have multiple thread paths through a common joiner to different
33906 final targets, then set new field to true.
33907 (compute_path_counts): Only do count adjustment when it's really
33910 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33912 * doc/invoke.texi (Spec Files): Move section down in file, past
33913 all command-line option descriptions.
33915 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
33917 PR middle-end/54809
33918 * doc/gty.texi: Remove documentation of mark_hook.
33919 * gengtype.c (struct write_types_data): Remove code to support
33920 mark_hook attribute.
33921 (walk_type): Likewise.
33922 (write_func_for_structure): Likewise.
33924 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33926 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
33927 Directory Options, and -specs= to Overall Options.
33928 (Overall Options): Adjust similarly. Reorder to group related
33929 options together. Make -specs= cross-reference the spec file details.
33930 (Directory Options): Adjust similarly.
33932 2016-01-12 Jeff Law <law@redhat.com>
33934 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
33936 2016-01-12 Olivier Hainque <hainque@adacore.com>
33938 * gcc.c (spec_undefvar_allowed): New global.
33939 (process_command): Set to true when running for --version or --help,
33941 (getenv_spec_function): When the variable is not defined, use the
33942 variable name as the variable value if we're allowed not to issue
33945 2016-01-12 Bin Cheng <bin.cheng@arm.com>
33947 PR tree-optimization/68911
33948 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
33949 information computed for expression "init + nit * step".
33951 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33953 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
33954 about name of GCC executable. Remove deleted node from menu.
33955 (Directory Options) <-B>: Remove cross-reference to deleted node.
33956 (Target Options): Delete section.
33958 2016-01-12 Christian Bruel <christian.bruel@st.com>
33961 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
33962 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
33964 2016-01-12 Jakub Jelinek <jakub@redhat.com>
33967 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
33968 aligned_mem is properly set for AVX512-VL floating point masked
33972 * ifcvt.c (cond_exec_process_if_block): When removing the last
33973 insn from then_bb, remove also any possible barriers that follow it.
33975 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
33979 * config/i386/iamcu.h (SIZE_TYPE): New macro.
33980 (PTRDIFF_TYPE): Likewise.
33981 (WCHAR_TYPE): Likewise.
33982 (WCHAR_TYPE_SIZE): Likewise.
33983 (STDINT_LONG32): Likewise.
33985 2016-01-12 Richard Biener <rguenther@suse.de>
33987 PR tree-optimization/69053
33988 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
33989 convert initial value for cond reductions.
33991 2016-01-12 Richard Biener <rguenther@suse.de>
33993 PR tree-optimization/69007
33994 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
33995 widen_sum after dot_prod and sad.
33997 2016-01-12 Richard Biener <rguenther@suse.de>
33999 PR tree-optimization/69168
34000 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
34001 pattern stmt SLP type.
34002 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
34003 end up unused so cope with that case.
34005 2016-01-12 Richard Biener <rguenther@suse.de>
34007 PR tree-optimization/69157
34008 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
34009 stmts def type only during analyze phase.
34010 (vectorizable_call): Likewise.
34011 (vectorizable_simd_clone_call): Likewise.
34012 (vectorizable_conversion): Likewise.
34013 (vectorizable_assignment): Likewise.
34014 (vectorizable_shift): Likewise.
34015 (vectorizable_operation): Likewise.
34016 (vectorizable_store): Likewise.
34017 (vectorizable_load): Likewise.
34019 2016-01-12 Richard Biener <rguenther@suse.de>
34021 PR tree-optimization/69174
34022 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
34024 (vectorizable_load): Properly compute the number of loads needed
34025 for permuted strided SLP loads and do not spuriously assign
34026 to SLP_TREE_VEC_STMTS.
34028 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
34030 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
34031 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
34032 (MD_EXEC_PREFIX): Remove.
34033 (MD_STARTFILE_PREFIX) Removee.
34034 (FILE_NAME_ABSOLUTE_P): Remove.
34035 (CPP_SPEC): Do not read macros from sys/version.h.
34036 (LINK_COMMAND_SPEC): Remove.
34037 (LOCAL_INCLUDE_DIR): Remove.
34038 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
34039 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
34040 (POST_LINK_SPEC): Define to invoke stubify after linker
34041 (LIBSTDCXX): Remove define
34042 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
34043 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
34044 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
34045 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
34046 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
34047 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
34048 (i386_djgpp_asm_named_section): Add propotype of new procedure
34050 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
34051 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
34052 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
34053 in config/i386/djgpp.h).
34054 (STANDARD_STARTFILE_PREFIX_2): Define identical to
34055 STANDARD_STARTFILE_PREFIX_1.
34056 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
34057 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
34058 installation errors.
34059 (MAX_OFILE_ALIGNMENT): Define to 128.
34060 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
34062 * config/i386/djgpp.c: New file. Add implementation of
34063 i386_djgpp_asm_named_section.
34065 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
34067 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
34068 Add rule for building djgpp.o.
34070 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34072 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
34073 (rtx_is_swappable_p): Reductions are swappable.
34074 (insn_is_swappable_p): V2DF reductions are swappable.
34076 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
34078 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
34079 reloads for other unsupported memory operands.
34081 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
34082 Jim Wilson <jim.wilson@linaro.org>
34085 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
34086 copy_to_mode_reg instead of force_reg.
34088 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
34091 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
34092 TARGET_80387 is true.
34094 2016-01-11 Jakub Jelinek <jakub@redhat.com>
34097 * lra-eliminations.c (move_plus_up): Only move plus up
34098 if subreg of the constant can be simplified into constant
34099 and use the simplified subreg of the constant instead of
34100 the original constant.
34102 * fold-const.c (fold_convertible_p): Don't return true
34103 for conversion of VECTOR_TYPE to same sized integral type.
34104 (fold_convert_loc): Fix up formatting. Fold conversion of
34105 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
34106 instead of NOP_EXPR.
34108 PR tree-optimization/69214
34109 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
34110 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
34113 PR tree-optimization/69207
34114 * tree-vect-slp.c (vect_get_constant_vectors): For
34115 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
34116 fold_convertible_p to vector_type's element type, and always
34117 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
34119 2016-01-11 Richard Biener <rguenther@suse.de>
34121 PR tree-optimization/69173
34122 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
34123 fixup the cycle if all stmts are in a pattern.
34125 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
34127 PR middle-end/68999
34128 * alias.c (base_alias_check): Move check for addresses with
34129 alignment ANDs before the call for compare_base_decls.
34130 (memrefs_conflict_p): Return -1 for different decls
34131 that went through alignment adjustments.
34133 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34135 PR rtl-optimization/68796
34136 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
34137 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
34138 and QImode comparisons against zero with CC_NZmode.
34139 * config/aarch64/iterators.md (short_mask): New mode_attr.
34141 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
34143 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
34144 (<avx512>_store<mode>_mask): Likewise.
34146 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
34147 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34149 PR rtl-optimization/68841
34150 * ifcvt.c (struct noce_if_info): Add orig_x field.
34151 (bbs_ok_for_cmove_arith): Add to_rename parameter.
34152 Don't record conflicts on to_rename if it's present.
34153 Allow memory destinations in sets.
34154 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
34155 blocks, passing orig_x to the checks.
34156 (noce_process_if_block): Set if_info->orig_x appropriately.
34158 2016-01-11 Tom de Vries <tom@codesourcery.com>
34160 PR tree-optimization/69069
34161 * tree-parloops.c (create_parallel_loop): Add missing phi args.
34163 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
34165 PR rtl-optimization/68920
34166 * config/i386/i386.c (ix86_option_override_internal): Restrict number
34167 of conditional moves for RTL if-conversion to 1 for
34168 TARGET_ONE_IF_CONV_INSN.
34169 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
34170 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
34171 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
34172 parameter to restirct number of conditional moves for
34174 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
34175 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
34178 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
34181 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
34182 onepart vars. Fix typo in comment. Fix reversed condition in
34184 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
34187 * var-tracking.c (dump_onepart_variable_differences): New.
34188 (dataflow_set_different): If a detailed dump is requested,
34189 delay early returns and dump differences between onepart
34190 variables present before and after, and added variables.
34192 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
34195 * expr.c (expand_expr_real_1): For boolean vector constants
34196 with a scalar mode use const_scalar_mask_from_tree.
34197 (const_scalar_mask_from_tree): New.
34198 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
34199 assigned to a mask type to handle constants.
34201 2016-01-11 Martin Jambor <mjambor@suse.cz>
34204 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
34205 useless parameters if we cannot change function signature.
34207 2016-01-11 Martin Jambor <mjambor@suse.cz>
34210 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
34213 2016-01-11 Tom de Vries <tom@codesourcery.com>
34215 PR tree-optimization/69109
34216 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
34219 2016-01-11 Tom de Vries <tom@codesourcery.com>
34221 PR tree-optimization/69108
34222 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
34223 res is not used in a phi.
34225 2016-01-11 Yury Gribov <y.gribov@samsung.com>
34228 * common.opt (frandom-seed): Fix parameter name.
34229 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
34231 2016-01-11 Tom de Vries <tom@codesourcery.com>
34233 PR tree-optimization/69058
34234 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
34237 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
34239 * config/arc/arc.opt (mdiv-rem): Add period to the end.
34240 (mcode-density): Likewise.
34242 2016-01-10 Tom de Vries <tom@codesourcery.com>
34244 PR tree-optimization/69062
34245 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
34246 (parallelize_loops): Don't paralelize loop that has phi with address
34249 2016-01-10 Tom de Vries <tom@codesourcery.com>
34251 PR tree-optimization/69039
34252 * tree-parloops.c (try_create_reduction_list): Only allow single exit
34255 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
34257 PR middle-end/68743
34258 * match.pd: Require target has function_c99_misc before doing
34259 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
34261 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
34263 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
34265 * configure: Regenerate.
34267 2016-01-09 Jakub Jelinek <jakub@redhat.com>
34269 PR middle-end/50865
34270 PR tree-optimization/69097
34271 * fold-const.h (expr_not_equal_to): New prototype.
34272 * fold-const.c: Include stringpool.h and tree-ssanames.h.
34273 (expr_not_equal_to): New function.
34274 * match.pd (X % -Y is the same as X % Y): Don't optimize
34275 unless X is known not to be equal to minimum or Y is known
34276 not to be equal to -1.
34277 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
34278 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
34279 (simplify_stmt_using_ranges): Adjust caller.
34280 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
34281 substitute_and_fold.
34283 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
34285 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
34288 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34290 PR tree-optimization/69167
34291 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
34292 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
34294 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
34296 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
34297 Richard Biener <rguenther@suse.de>
34299 PR tree-optimization/68707
34300 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
34301 instances that can be handled via vect_load_lanes.
34303 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
34305 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
34306 if we can't determine address equivalence.
34307 * alias.c (compare_base_decl): Update for changed return value of
34308 symtab_node::equal_address_to.
34310 2016-01-08 Jason Merrill <jason@redhat.com>
34314 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
34315 * expr.c (store_field): Not here.
34316 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
34317 call with TREE_ADDRESSABLE type.
34318 * tree-cfg.c (verify_gimple_call): Adjust.
34320 2016-01-08 Olivier Hainque <hainque@adacore.com>
34322 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
34325 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
34327 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
34328 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
34329 (reduc_smin_v2sf): Rename to...
34330 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
34331 (reduc_splus_v2sf): Rename to...
34332 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
34334 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34336 PR tree-optimization/69162
34337 * gimplify.c (gimplify_va_arg_expr): Encode original type of
34338 valist argument in another argument.
34339 (gimplify_modify_expr): Adjust for the above change. Cleanup.
34340 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
34341 to determine the va_list type, build a MEM_REF instead of
34342 build_fold_indirect_ref.
34344 PR tree-optimization/69172
34345 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
34348 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
34350 PR tree-optimization/67781
34351 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
34352 and cmpnop in two steps: first the ones not accessed in original
34353 gimple expression in a endian independent way and then the ones not
34354 accessed in the final result in an endian-specific way.
34356 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34358 PR tree-optimization/69083
34359 * tree-vect-slp.c (vect_get_constant_vectors): For
34360 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
34361 element type. If op is fold_convertible_p to vector_type's element
34362 type, use NOP_EXPR instead of VCE.
34364 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
34366 PR rtl-optimization/67778
34367 PR rtl-optimization/68634
34368 PR rtl-optimization/68909
34369 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
34370 block from the stack until done with it. Remove a superfluous
34371 bitmap set. Remove a superfluous bitmap test.
34373 2016-01-07 Martin Sebor <msebor@redhat.com>
34376 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
34377 constraint on the type of arguments.
34379 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
34381 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
34382 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
34383 unaligned_access on the gcc_options set.
34384 * config/arm/arm.c (arm_option_override_internal): Use
34385 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
34387 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
34390 * config/i386/i386.c (ix86_frame_pointer_required): Enable
34391 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
34393 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
34396 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
34399 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
34400 depending on frame_pointer_needed before remaining integer and SSE
34401 registers are saved.
34403 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
34406 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
34408 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
34411 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
34412 Use the "xBm" constraint.
34413 (float<sseintvecmodelower><mode>2<mask_name><round_name):
34415 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
34416 (sse_cvtsi2ssq<round_name>): Likewise.
34417 (sse_cvtss2si<round_name>): Likewise.
34418 (sse_cvtss2siq<round_name>): Likewise.
34419 (sse2_cvtsi2sdq<round_name>): Likewise.
34420 (sse2_cvtsd2si<round_name>): Likewise.
34421 (sse2_cvtsd2siq<round_name>): Likewise.
34422 * config/i386/subst.md (round_nimm_scalar_predicate): New
34425 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
34427 PR middle-end/67639
34428 * varasm.c (make_decl_rtl): Mark invalid register vars as
34431 PR rtl-optimization/66206
34432 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
34433 All callers changed.
34435 2016-01-07 Jakub Jelinek <jakub@redhat.com>
34437 PR tree-optimization/69141
34438 * tree-ssa-pre.c: Include langhooks.h.
34439 (eliminate_dom_walker::before_dom_children): Use
34440 lang_hooks.decl_printable_name instead of
34441 cgraph_node::get ()->name ().
34443 PR middle-end/68960
34444 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
34445 it and DECL_ALIGN too.
34447 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
34449 * config/mips/mips-ftypes.def: Sort to lexicographical order.
34451 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
34454 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
34455 depending on frame_pointer_needed before remaining integer and SSE
34456 registers are saved.
34458 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34460 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
34461 mode iterator with VSX_M2.
34462 (*p9_vecstore_<mode>): Likewise.
34463 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
34464 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
34465 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
34466 (define_split for VSX_LE128 stores): Likewise.
34467 (define_peephole2 for TImode LE swaps): Likewise.
34468 (define_split for VSX_LE128 post-reload stores): Likewise.
34470 2016-01-06 Marek Polacek <polacek@redhat.com>
34473 * convert.c (convert_to_integer_1): Adjust call to
34474 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
34475 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
34476 EXPR instead of ARG.
34477 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
34479 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34482 * doc/extend.texi (RL78 Variable Attributes): New section.
34484 2016-01-05 Marek Polacek <polacek@redhat.com>
34487 * builtins.c (get_memmodel): Use expansion point location rather than
34488 the input location. Call warning_at rather than warning.
34489 (expand_builtin_atomic_compare_exchange): Likewise.
34490 (expand_builtin_atomic_load): Likewise.
34491 (expand_builtin_atomic_store): Likewise.
34492 (expand_builtin_atomic_clear): Likewise.
34494 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
34497 * config/i386/i386.c (ix86_expand_vector_logical_operator):
34498 Replace nonimmediate_operand with vector_operand.
34499 * config/i386/predicates.md (vector_operand): New predicate.
34500 (general_vector_operand): Replace nonimmediate_operand with
34502 * config/i386/sse.md: Replace nonimmediate_operand with
34503 vector_operand and m constraint with Bm constraint on SSE
34504 patterns with 16-byte memory operand.
34505 * config/i386/subst.md (round_nimm_predicate): Replace
34506 nonimmediate_operand with vector_operand.
34507 (round_saeonly_nimm_predicate): Likewise.
34508 (round_saeonly_nimm_scalar_predicate): New.
34510 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
34513 * config/i386/constraints.md (Bm): New constraint.
34514 * config/i386/predicates.md (vector_memory_operand): New
34516 * config/i386/sse.md: Replace xm with xBm in plusminus and
34517 any_logic patterns.
34519 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34522 * doc/extend.texi (V850 Function Attributes): New section.
34523 (V850 Variable Attributes): New section.
34525 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34528 * doc/extend.texi (MicroBlaze Function Attributes): Document
34529 interrupt_handler and fast_interrupt attributes.
34531 2016-01-05 Sergei Trofimovich <siarheit@google.com>
34534 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
34535 for local symbolic operands.
34536 * config/ia64/predicates.md (local_symbolic_operand64): New
34539 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34541 PR rtl-optimization/68651
34542 * combine.c (combine_simplify_rtx): Canonicalize x + x into
34545 2016-01-05 Nathan Sidwell <nathan@acm.org>
34547 * alias.c (compare_base_decls): Use symtab_node::get.
34549 2016-01-05 Nick Clifton <nickc@redhat.com>
34552 * ira-costs.c (copy_cost): Initialise the t_icode field of the
34553 secondary_reload_info structure.
34556 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
34557 decls if weak support is available.
34559 2016-01-04 Martin Sebor <msebor@redhat.com>
34561 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
34563 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
34565 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
34566 OPTION_MASK_P9_DFORM.
34568 * config/rs6000/constraints.md (wo constraint): New constraint for
34571 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
34573 (rs6000_init_hard_regno_mode_ok): Likewise.
34575 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
34578 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
34579 expanders not to have constraints. Add support for ISA 3.0 xxperm
34580 instruction. Add support for fusing xxlor with xxperm.
34581 (altivec_vperm_<mode>_internal): Likewise.
34582 (altivec_vperm_v8hiv16qi): Likewise.
34583 (altivec_vperm_<mode>v16q): Likewise.
34584 (altivec_vperm_<mode>_uns): Likewise.
34585 (vperm_v8hiv4si): Likewise.
34586 (vperm_v16qiv8hi): Likewise.
34588 * doc/md.texi (RS/6000 constraints): Document wo constraint.
34590 2016-01-04 Jakub Jelinek <jakub@redhat.com>
34592 Update copyright years.
34594 * gcc.c (process_command): Update copyright notice dates.
34595 * gcov-dump.c (print_version): Ditto.
34596 * gcov.c (print_version): Ditto.
34597 * gcov-tool.c (print_version): Ditto.
34598 * gengtype.c (create_file): Ditto.
34599 * doc/cpp.texi: Bump @copying's copyright year.
34600 * doc/cppinternals.texi: Ditto.
34601 * doc/gcc.texi: Ditto.
34602 * doc/gccint.texi: Ditto.
34603 * doc/gcov.texi: Ditto.
34604 * doc/install.texi: Ditto.
34605 * doc/invoke.texi: Ditto.
34607 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34609 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
34610 modes larger than TImode as TImode if NEON is not enabled.
34612 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34615 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
34616 mode for %f0-%f31 only if TARGET_FPU.
34618 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34621 * config/sparc/sparc.c (scan_record_type): Take into account subfields
34622 to compute the PACKED_P predicate.
34623 (function_arg_record_value): Minor tweaks.
34625 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
34627 * doc/install.texi (--with-multilib-list): Describe the meaning of the
34628 option for arm*-*-* targets.
34630 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
34632 * doc/extend.texi (Common Function Attributes): Move docs for
34633 MSP430-specific attributes to....
34634 (MSP430 Function Attributes): ...here. Delete the redundant
34635 entries and copy-edit the remaining text.
34636 (MSP430 Variable Attributes): Use uniform format for index
34637 entries and add a cross-reference to the corresponding function
34640 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
34642 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
34644 (x86 Options): Likewise.
34646 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34650 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
34651 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
34652 to corresponding attribute.
34654 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34656 * doc/extend.texi (Common Function Attributes) <noplt>: Move
34657 to correct alphabetization of table. Copy-edit and correct
34659 <stack_protect>: Likewise.
34660 <target_clones>: Likewise.
34662 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
34663 Correct punctuation.
34664 (Code Gen Options) <-fno-plt>: Copy-edit.
34666 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
34669 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
34670 SI values. Explicitly convert SI to DI and vice-versa.
34672 2016-01-01 Jakub Jelinek <jakub@redhat.com>
34674 PR tree-optimization/69070
34675 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
34676 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
34679 * ubsan.c (ubsan_instrument_float_cast): Call
34680 initialize_sanitizer_builtins.
34683 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
34685 Copyright (C) 2016 Free Software Foundation, Inc.
34687 Copying and distribution of this file, with or without modification,
34688 are permitted in any medium without royalty provided the copyright
34689 notice and this notice are preserved.