1 2016-12-12 Marek Polacek <polacek@redhat.com>
4 * gimplify.c (gimplify_va_arg_expr): Don't require ADDR_EXPR for
5 Case 1; check POINTER_TYPE_P instead.
7 2016-12-12 Bernd Schmidt <bschmidt@redhat.com>
9 PR rtl-optimization/78669
10 * ira.c (combine_and_move_insns): When deleting an insn, clear the
11 replace flag for all used regs in that insn.
13 2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
15 * config/arm/arm-opts.h: Move struct arm_arch_core_flag and
16 arm_arch_core_flags to ...
17 * common/config/arm/arm-common.c: There.
19 2016-12-12 Eric Botcazou <ebotcazou@adacore.com>
21 * config/sparc/constraints.md (T): Use special memory constraint.
23 (W): Add TARGET_ARCH64 test.
24 * config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'.
25 (*movdf_insn_sp32): Likewise.
26 (*mov<VM64:mode>_insn_sp32): Likewise. Replace 'e' with 'f' in
27 conjunction with offsettable memory references.
29 2016-12-11 Sandra Loosemore <sandra@codesourcery.com>
31 * config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx
32 to avoid shared structure error.
34 2016-12-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
37 * config/rs6000/rs6000.c (find_alignment_op): Discard from
38 consideration any artificial definition.
40 2016-12-11 Iain Sandoe <iain@codesourcery.com>
42 * configure.ac (CROSS directory tests): Remove the assumption that
43 Darwin hosts contain suitable target sysroots in "/".
44 * configure: Regenerate.
46 2016-12-11 Iain Sandoe <iain@codesourcery.com>
48 PR rtl-optimization/71496
49 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
50 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
51 reload_macho_picbase_di): Likewise.
53 2012-12-11 John David Anglin <danglin@gcc.gnu.org>
55 * config/pa/pa.c (pa_callee_copies): New function.
56 * config/pa/pa.opt (mcaller-copies): New option.
57 * doc/invoke.texi (mcaller-copies): Document option.
59 2016-12-11 Uros Bizjak <ubizjak@gmail.com>
62 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
63 <case ASHIFT, case LSHIFTRT>: Consider all constant shifts.
65 (dimode_scalar_chain::compute_convert_gain): Reduce gain for
66 constant shifts larger or equal than 32.
68 2016-12-11 Roger Pau Monné <roger.pau@citrix.com>
70 * config/i386/x86-64.h: Append --32 to the assembler options when
71 -m16 is used on non-glibc systems as well.
73 2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io>
76 * config/i386/mmintrin.h (__m64_u): New type
77 * config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64):
78 Make the allowed unaligned memory access explicit.
80 2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com>
82 * config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD.
83 Generally use cpu generic.
85 2016-12-10 Jakub Jelinek <jakub@redhat.com>
86 Marc Glisse <marc.glisse@inria.fr>
88 PR tree-optimization/78720
89 * match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift
90 is negative, sign extend to @1's type and than AND with C.
92 2016-12-10 Jakub Jelinek <jakub@redhat.com>
95 * tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle
96 non-zero low bound or non-standard element sizes.
99 * lto-streamer-in.c (input_function): In addition to debug stmts
100 without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize
103 2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
105 * config/rs6000/rs6000-passes.def: New file.
106 * config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps.
107 * config/rs6000/rs6000.c (rs6000_option_override): Remove
108 registration of machine-specific passes.
109 (pass_analyze_swaps::clone): New function.
110 * config/rs6000/t-rs6000: Define PASSES_EXTRA.
112 2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org>
115 * ipa-cp.c (propagate_vr_accross_jump_function): Call
116 drop_tree_overflow after fold_convert.
118 2016-12-09 Jakub Jelinek <jakub@redhat.com>
121 * config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot,
122 *and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn
125 2016-12-09 Segher Boessenkool <segher@kernel.crashing.org>
128 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use
129 GET_MODE_BITSIZE. Return 2.
130 (CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle
131 TARGET_POPCNTD the same as TARGET_CTZ.
132 * config/rs6000/rs6000.md (ctz<mode>2): Reimplement.
133 (ffs<mode>2): Reimplement.
135 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
137 PR rtl-optimization/78255
138 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
139 NO_FUNCTION_CSE is true.
141 2016-12-09 Cesar Philippidis <cesar@codesourcery.com>
144 * ipa-icf.c (sem_function::parse): Don't process functions with
145 oacc decl attributes, as they may be OpenACC routines.
147 2016-12-09 David Malcolm <dmalcolm@redhat.com>
149 * rtl.h (get_mem_attrs): Add "const" qualifier to returned
152 2016-12-09 Nathan Sidwell <nathan@acm.org>
155 * convert.c (convert_to_integer_1): Maybe fold conversions to
156 integral types with fewer bits than its mode.
158 2016-12-09 Martin Liska <mliska@suse.cz>
160 * tree-pretty-print.c (pretty_print_string): Escape non-printable
163 2016-12-09 Jakub Jelinek <jakub@redhat.com>
165 PR tree-optimization/78726
166 * tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
167 argument. For lhs uses in debug stmts, don't replace lhs with
168 new_lhs, but with a debug temp set to new_lhs opcode op.
169 (make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
170 OP down to make_new_ssa_for_def.
171 (zero_one_operation): Call make_new_ssa_for_all_defs even when
172 stmts_to_fix is empty, if *def has not changed yet. Pass
173 OPCODE to make_new_ssa_for_all_defs.
175 2016-12-08 Martin Sebor <msebor@redhat.com>
178 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
179 identifier tree nodes.
180 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
181 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
182 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
183 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
184 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
185 * builtins.c (expand_builtin_alloca): Call
186 maybe_warn_alloc_args_overflow.
187 * builtins.def (aligned_alloc, calloc, malloc, realloc):
188 Add attribute alloc_size.
189 (alloca): Add attribute alloc_size and returns_nonnull.
190 * calls.h (maybe_warn_alloc_args_overflow): Declare.
191 * calls.c (alloc_max_size, operand_signed_p): New functions.
192 (maybe_warn_alloc_args_overflow): Define.
193 (initialize_argument_information): Diagnose overflow in functions
194 declared with attaribute alloc_size.
195 * doc/invoke.texi (Warning Options): Document -Walloc-zero and
196 -Walloc-size-larger-than.
198 2016-12-08 Vladimir Makarov <vmakarov@redhat.com>
200 PR rtl-optimization/78671
201 * lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an
204 2016-12-08 Uros Bizjak <ubizjak@gmail.com>
206 * config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
207 (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro.
209 2015-12-08 Wilco Dijkstra <wdijkstr@arm.com>
212 * config/aarch64/aarch64.c (aarch64_classify_address):
213 Set load_store_pair_p for TImode and TFmode.
215 2016-12-08 David Malcolm <dmalcolm@redhat.com>
217 * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
218 regno_reg_rtx resizing logic to...
219 (emit_status::ensure_regno_capacity): ...this new method,
220 and ensure that the buffers are large enough.
221 (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
222 rather than ggc_vec_alloc.
223 * function.h (emit_status::ensure_regno_capacity): New method.
225 2016-12-08 Dmitry Vyukov <dvyukov@google.com>
227 * opts.c (finish_options): Enable -fsanitize-address-use-after-scope
228 only if -fsanitize=address is enabled (not -fsanitize=kernel-address).
229 * doc/invoke.texi (-fsanitize=kernel-address):
230 Don't say that it enables -fsanitize-address-use-after-scope.
232 2016-12-08 Bin Cheng <bin.cheng@arm.com>
235 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
236 sign bit for index step of data reference.
238 2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
240 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
241 Handle SYMBOL_SMALL_TLSGD for ILP32.
242 * config/aarch64/aarch64.md : tlsgd_small modified into
243 tlsgd_small_<mode> to support SImode and DImode.
244 *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
247 2016-12-08 Andrew Pinski <apinski@cavium.com>
249 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
250 Access the lower part of RTX appropriately.
252 2016-12-07 David Malcolm <dmalcolm@redhat.com>
254 * genpreds.c (write_tm_constrs_h): Update for renaming of
255 rtx_reader_ptr to md_reader_ptr.
256 (write_tm_preds_h): Likewise.
257 (write_insn_preds_c): Likewise.
258 * read-md.c (rtx_reader_ptr): Rename to...
259 (md_reader_ptr): ...this, and convert from an
260 rtx_reader * to a md_reader *.
261 (rtx_reader::set_md_ptr_loc): Rename to...
262 (md_reader::set_md_ptr_loc): ...this.
263 (rtx_reader::get_md_ptr_loc): Rename to...
264 (md_reader::get_md_ptr_loc): ...this.
265 (rtx_reader::copy_md_ptr_loc): Rename to...
266 (md_reader::copy_md_ptr_loc): ...this.
267 (rtx_reader::fprint_md_ptr_loc): Rename to...
268 (md_reader::fprint_md_ptr_loc): ...this.
269 (rtx_reader::print_md_ptr_loc): Rename to...
270 (md_reader::print_md_ptr_loc): ...this.
271 (rtx_reader::join_c_conditions): Rename to...
272 (md_reader::join_c_conditions): ...this.
273 (rtx_reader::fprint_c_condition): ...this.
274 (rtx_reader::print_c_condition): Rename to...
275 (md_reader::print_c_condition): ...this.
276 (fatal_with_file_and_line): Update for renaming of
277 rtx_reader_ptr to md_reader_ptr.
278 (rtx_reader::require_char): Rename to...
279 (md_reader::require_char): ...this.
280 (rtx_reader::require_char_ws): Rename to...
281 (md_reader::require_char_ws): ...this.
282 (rtx_reader::require_word_ws): Rename to...
283 (md_reader::require_word_ws): ...this.
284 (rtx_reader::read_char): Rename to...
285 (md_reader::read_char): ...this.
286 (rtx_reader::unread_char): Rename to...
287 (md_reader::unread_char): ...this.
288 (rtx_reader::peek_char): Rename to...
289 (md_reader::peek_char): ...this.
290 (rtx_reader::read_name): Rename to...
291 (md_reader::read_name): ...this.
292 (rtx_reader::read_escape): Rename to...
293 (md_reader::read_escape): ...this.
294 (rtx_reader::read_quoted_string): Rename to...
295 (md_reader::read_quoted_string): ...this.
296 (rtx_reader::read_braced_string): Rename to...
297 (md_reader::read_braced_string): ...this.
298 (rtx_reader::read_string): Rename to...
299 (md_reader::read_string): ...this.
300 (rtx_reader::read_skip_construct): Rename to...
301 (md_reader::read_skip_construct): ...this.
302 (rtx_reader::handle_constants): Rename to...
303 (md_reader::handle_constants): ...this.
304 (rtx_reader::traverse_md_constants): Rename to...
305 (md_reader::traverse_md_constants): ...this.
306 (rtx_reader::handle_enum): Rename to...
307 (md_reader::handle_enum): ...this.
308 (rtx_reader::lookup_enum_type): Rename to...
309 (md_reader::lookup_enum_type): ...this.
310 (rtx_reader::traverse_enum_types): Rename to...
311 (md_reader::traverse_enum_types): ...this.
312 (rtx_reader::rtx_reader): Rename to...
313 (md_reader::md_reader): ...this, and update for renaming of
314 rtx_reader_ptr to md_reader_ptr.
315 (rtx_reader::~rtx_reader): Rename to...
316 (md_reader::~md_reader): ...this, and update for renaming of
317 rtx_reader_ptr to md_reader_ptr.
318 (rtx_reader::handle_include): Rename to...
319 (md_reader::handle_include): ...this.
320 (rtx_reader::handle_file): Rename to...
321 (md_reader::handle_file): ...this.
322 (rtx_reader::handle_toplevel_file): Rename to...
323 (md_reader::handle_toplevel_file): ...this.
324 (rtx_reader::get_current_location): Rename to...
325 (md_reader::get_current_location): ...this.
326 (rtx_reader::add_include_path): Rename to...
327 (md_reader::add_include_path): ...this.
328 (rtx_reader::read_md_files): Rename to...
329 (md_reader::read_md_files): ...this.
330 * read-md.h (class rtx_reader): Split into...
331 (class md_reader): ...new class.
332 (rtx_reader_ptr): Rename to...
333 (md_reader_ptr): ...this, and convert to a md_reader *.
334 (class noop_reader): Update base class to be md_reader.
335 (class rtx_reader): Reintroduce as a subclass of md_reader.
336 (rtx_reader_ptr): Reintroduce as a rtx_reader *.
337 (read_char): Update for renaming of rtx_reader_ptr to
339 (unread_char): Likewise.
340 * read-rtl.c (rtx_reader_ptr): New global.
341 (rtx_reader::apply_iterator_to_string): Rename to...
342 (md_reader::apply_iterator_to_string): ...this.
343 (rtx_reader::copy_rtx_for_iterators): Rename to...
344 (md_reader::copy_rtx_for_iterators): ...this.
345 (rtx_reader::read_conditions): Rename to...
346 (md_reader::read_conditions): ...this.
347 (rtx_reader::record_potential_iterator_use): Rename to...
348 (md_reader::record_potential_iterator_use): ...this.
349 (rtx_reader::read_mapping): Rename to...
350 (md_reader::read_mapping): ...this.
351 (rtx_reader::read_rtx): Use rtx_reader_ptr when calling
353 (rtx_reader::read_rtx_operand): Use get_string_obstack rather
354 than directly accessing m_string_obstack.
355 (rtx_reader::rtx_reader): New ctor.
356 (rtx_reader::~rtx_reader): New dtor.
358 2016-12-07 Martin Sebor <msebor@redhat.com>
364 * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
366 (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
367 (check_memop_sizes): Same.
368 (expand_builtin_memcpy): Call check memop_sizes.
369 (expand_builtin_mempcpy): Same.
370 (expand_builtin_memset): Same,
371 (expand_builtin_bzero): Same.
372 (expand_builtin_memory_chk): Call check_sizes.
373 (expand_builtin_strcpy): Same.
374 (expand_builtin_strncpy): Same.
375 (maybe_emit_sprintf_chk_warning): Same.
376 (expand_builtin): Handle strcat and strncat.
377 (fini_object_sizes): Reset pointers.
378 (compute_object_size): New function.
379 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
380 Avoid issuing warnings also issued during built-in expansion.
381 * doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
383 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
386 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
387 V2DImode elements are SUBREG's convert the result into DImode
388 rather than failing in emit_move_insn.
390 2016-12-07 Jakub Jelinek <jakub@redhat.com>
392 * builtins.c (fold_builtin_strstr): Removed.
393 (fold_builtin_2): Don't call fold_builtin_strstr.
394 * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
395 earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
396 (gimple_fold_builtin_strstr): New function.
397 (gimple_fold_builtin): Call it.
398 * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
401 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
402 var to lhs of new_stmt right before noreturn handling rather than to
403 lhs of e->call_stmt early.
405 2016-12-07 David Malcolm <dmalcolm@redhat.com>
407 * read-md.c (rtx_reader::require_char): New method.
408 (require_char_ws): Convert from function to...
409 (rtx_reader::require_char_ws): ...method.
410 (rtx_reader::require_word_ws): New method.
411 * read-md.h (rtx_reader::require_char): New method decl.
412 (require_char_ws): Remove global decl in favor of...
413 (rtx_reader::require_char_ws): ...new method decl.
414 (rtx_reader::require_word_ws): New method decl.
415 (rtx_reader::peek_char): New method decl.
417 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
419 PR rtl-optimization/78617
420 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
421 registers, also setting hard registers mapped to pseudo registers.
423 2016-12-07 David Malcolm <dmalcolm@redhat.com>
425 * cfgexpand.c (pass_expand::execute): Move stack initializations
426 to rtl_data::init_stack_alignment and call it.
427 * emit-rtl.c (rtl_data::init_stack_alignment): New method.
428 * emit-rtl.h (rtl_data::init_stack_alignment): New method.
430 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
432 * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
433 (ira): Move initialization of crtl->is_leaf earlier.
435 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
437 * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
438 (movtf_aarch64): Likewise.
439 * config/aarch64/aarch64.c (aarch64_classify_address):
440 Use correct intersection of offsets.
441 (aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
442 (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
443 Use 7-bit signed scaled mode for modes > 16 bytes.
445 2016-12-07 James Greenhalgh <james.greenhalgh@arm.com>
447 PR rtl-optimization/78561
448 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
449 constant_pool_empty_p in place of get_pool_size_upper_bound.
450 (rs6000_stack_info): Likewise.
451 (rs6000_emit_prologue): Likewise.
452 (rs6000_elf_declare_function_name): Likewise.
453 (rs6000_set_up_by_prologue): Likewise.
454 (rs6000_can_eliminate): Likewise.
455 * output.h (get_pool_size_upper_bound): Delete.
456 (constant_pool_empty_p): New.
457 * varasm.c (get_pool_size_upper_bound): Delete
458 (constant_pool_empty_p): New.
460 2016-12-07 Bin Cheng <bin.cheng@arm.com>
462 PR tree-optimization/78691
463 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
464 Require integral type for the outer expression.
466 2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
468 * config/aarch64/aarch64.c
469 (aarch64_builtin_support_vector_misalignment): New.
470 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
472 2016-12-06 David Malcolm <dmalcolm@redhat.com>
475 * config/i386/i386.c (ix86_test_dumping_memory_blockage):
476 Conditionalize the string comparison on Pmode == DImode.
478 2016-12-06 Tom de Vries <tom@codesourcery.com>
480 PR tree-optimization/67955
481 * tree-ssa-alias.c (same_addr_size_stores_p): New function.
482 (stmt_kills_ref_p): Use it.
484 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
487 * calls.c (expand_call): Move back call to prepare_call_address.
489 2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
492 * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
493 ?* constraints for the ISA 3.0 patterns, so the register allocator
494 is more likely to allocate QImode/HImode to vector registers for
495 conversion to floating point unless a reload is needed.
496 (zero_extendhi<mode>2): Likewise.
497 (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
498 first alternative which is converting QImode/HImode to floating
499 point and the QImode/HImode value is in a vector register, and
500 does not allocate the second pseudo register. Remove zero
501 extending into traditional floating point registers, since the
502 instruction used only works on traditional altivec registers.
503 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
505 2016-12-06 David Malcolm <dmalcolm@redhat.com>
507 * config/i386/i386.c: Include print-rtl.h.
508 (selftest::ix86_test_dumping_memory_blockage): New function.
509 (selftest::ix86_run_selftests): Call it.
510 * print-rtl-function.c (print_rtx_function): Create an
511 rtx_reuse_manager and use it.
512 * print-rtl.c: Include "rtl-iter.h".
513 (rtx_writer::rtx_writer): Add reuse_manager param.
514 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
515 (uses_rtx_reuse_p): New function.
516 (rtx_reuse_manager::preprocess): New function.
517 (rtx_reuse_manager::has_reuse_id): New function.
518 (rtx_reuse_manager::seen_def_p): New function.
519 (rtx_reuse_manager::set_seen_def): New function.
520 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
521 prefix the first time in_rtx is seen, and print reuse_rtx
523 (print_inline_rtx): Supply NULL for new reuse_manager param.
524 (debug_rtx): Likewise.
525 (print_rtl): Likewise.
526 (print_rtl_single): Likewise.
527 (rtx_writer::print_rtl_single_with_indent): Likewise.
528 * print-rtl.h: Include bitmap.h when building for host.
529 (rtx_writer::rtx_writer): Add reuse_manager param.
530 (rtx_writer::m_rtx_reuse_manager): New field.
531 (class rtx_reuse_manager): New class.
532 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
533 param and use it when constructing rtx_writer.
534 (selftest::test_dumping_rtx_reuse): New function.
535 (selftest::rtl_tests_c_tests): Call it.
536 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
537 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
538 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
539 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
541 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
544 * lra-lives.c (process_bb_lives): Update biggest mode for
545 implicitly used hard reg.
547 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
549 * config/i386/predicates.md (general_gr_operand): New predicate.
550 * config/i386/i386.md (TImode and DImode push_operand splitter):
551 Use general_gr_operand. Macroize using DWI mode macro.
552 (TImode and DImode nonimmediate_operand splitter): Use
553 nonimmediate_gr_operand and general_gr_operand. Macroize using
555 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
556 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
557 and general_gr_operand.
558 (XFmode nonimmediate_operand splitter): Ditto.
559 (DFmode nonimmediate_operand splitter): Ditto.
560 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
562 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
564 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
565 alphabetical order with respect to other ARMv8 processors.
566 * config/arm/arm-tables.opt: Regenerate.
567 * config/arm/arm-tune.md: Likewise.
569 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
571 * config/mips/mips.c (mips_expand_builtin_insn): Check input
572 ranges of literal integer arguments.
574 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
577 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
578 destroy_predicate_vecs.
579 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
581 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
584 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
585 argument type to a pred_chain.
586 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
588 (flatten_out_predicate_chains): Remove.
589 (uninit_uses_cannot_happen): Rename from
590 uninit_ops_invalidate_phi_use.
591 Change logic so that we are checking that the PHI use will
592 invalidate _ALL_ possibly uninitialized operands.
593 (is_use_properly_guarded): Rename call to
594 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
596 2016-12-06 Tamar Christina <tamar.christina@arm.com>
598 * gcc/config/aarch64/arm_neon.h
599 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
600 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
601 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
602 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
603 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
604 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
605 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
606 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
607 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
608 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
609 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
610 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
611 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
612 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
614 2016-12-06 Jakub Jelinek <jakub@redhat.com>
617 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
618 plus offset is non-zero. For maybe_nonzero_address decl base0,
619 require indirect_base0.
622 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
623 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
624 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
625 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
626 and arguments have no side-effects, return 0.
627 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
630 * fold-const-call.c (fold_const_call): Handle
631 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
633 PR tree-optimization/78675
634 * tree-vect-loop.c (vectorizable_live_operation): For
635 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
636 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
638 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
641 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
642 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
643 (copy_insn_1) <CLOBBER>: Likewise.
645 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
648 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
649 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
650 comparing signed to unsigned values.
651 (FUNCTION_ARG_REGNO_P): Likewise.
653 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
654 Stefan Freudenberger <stefan@reservoir.com>
656 PR tree-optimization/78646
657 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
658 addition used for the memory base expression should have the type
661 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
664 * config.gcc (*-*-uclinux*): Enable posix threads.
666 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
668 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
669 * config/i386/avx512dqintrin.h: Ditto.
670 * config/i386/avx512fintrin.h: Ditto.
671 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
672 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
673 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
674 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
675 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
676 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
678 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
679 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
680 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
681 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
682 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
683 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
684 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
685 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
686 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
688 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
690 * combine.c: Revert r243162.
692 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
694 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
695 X tests a single bit.
697 2016-12-05 Nathan Sidwell <nathan@acm.org>
699 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
700 (diagnostic_action_after_output): ... here.
701 (diagnostic_report_diagnostic): Call it for non-notes.
702 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
703 (diagnostic_check_max_errors): Declare.
705 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
707 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
708 (ENDFILE_SPEC): Likewise.
710 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
712 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
713 * config/arc/arc.c (arc_unspec_offset): New function.
714 (arc_finalize_pic): Change.
715 (arc_emit_call_tls_get_addr): Likewise.
716 (arc_legitimize_tls_address): Likewise.
717 (arc_legitimize_pic_address): Likewise.
718 (insn_is_tls_gd_dispatch): Remove.
719 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
720 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
721 (tls_gd_dispatch): Likewise.
723 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
725 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
728 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
730 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
731 (sparc_split_reg_mem_legitimate): ...this.
732 (sparc_split_reg_mem): Declare.
733 (sparc_split_mem_reg): Likewise.
734 (sparc_split_regreg_legitimate): Rename to...
735 (sparc_split_reg_reg_legitimate): ...this.
736 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
737 (sparc_split_reg_mem_legitimate): ...this.
738 (sparc_split_reg_mem): New function.
739 (sparc_split_mem_reg): Likewise.
740 (sparc_split_regreg_legitimate): Rename to...
741 (sparc_split_reg_reg_legitimate): ...this.
742 (sparc_split_reg_reg): New function.
743 * config/sparc/sparc.md (lra): Remove "none" value.
744 (enabled): Adjust to above change.
745 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
746 (DImode splitters): Adjust to above renamings and use new functions.
747 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
748 (DFmode splitters): Adjust to above renamings and use new functions.
749 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
750 constraint in conjunction with e.
751 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
752 alternative and reorder others.
753 (VM64:mode splitters): Adjust to above renamings and use new functions.
755 2016-12-04 Martin Sebor <msebor@redhat.com>
758 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
759 identifier tree nodes.
760 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
761 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
762 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
763 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
764 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
765 * builtins.def (aligned_alloc, calloc, malloc, realloc):
766 Add attribute alloc_size.
767 (alloca): Add attribute alloc_size and returns_nonnull.
769 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
772 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
773 (dimode_scalar_chain::compute_convert_gain): Ditto.
774 (dimode_scalar_chain::convert_insn): Ditto.
776 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
778 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
779 cases to build a lowpart SUBREG.
781 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
782 David S. Miller <davem@davemloft.net>
784 * config/sparc/constraints.md (U): Adjust comment.
785 * config/sparc/sparc.md (lra): New attribute.
786 (enabled): For base instructions, if the lra attribute is set,
787 return 1 if it is in keeping with TARGET_LRA.
788 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
789 constraint and duplicate them with U replaced by r.
790 (*movdf_insn_sp32): Likewise.
791 (*mov<VM64:mode>_insn_sp32): Likewise.
792 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
794 2016-12-02 Jeff Law <law@redhat.com>
796 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
797 variable main_variant.
799 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
801 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
802 default on PowerPC linux systems.
804 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
806 PR rtl-optimization/78638
807 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
808 GET_MODE (op). Fix this.
810 2016-12-02 David Malcolm <dmalcolm@redhat.com>
813 * selftest.c (selftest::assert_strndup_eq): Rename to...
814 (selftest::assert_xstrndup_eq): ...this, and remove call to
816 (selftest::test_strndup): Rename to...
817 (selftest::test_xstrndup): ...this, updating for above renaming.
818 (selftest::test_libiberty): Update for renaming.
820 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
823 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
824 subversion id 242679 that causes the wrong store instruction to be
825 generated if a DImode is in an Altivec register using REG+REG
828 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
831 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
832 and corresponding post-reload splitter.
834 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
836 * config/aarch64/aarch64.h (machine_function): Add
837 reg_is_wrapped_separately field.
838 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
839 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
841 (aarch64_save_callee_saves): Don't save registers that are wrapped
843 (aarch64_restore_callee_saves): Don't restore registers that are
845 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
846 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
847 (aarch64_get_separate_components): New function.
848 (aarch64_get_next_set_bit): Likewise.
849 (aarch64_components_for_bb): Likewise.
850 (aarch64_disqualify_components): Likewise.
851 (aarch64_emit_prologue_components): Likewise.
852 (aarch64_emit_epilogue_components): Likewise.
853 (aarch64_set_handled_components): Likewise.
854 (aarch64_process_components): Likewise.
855 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
856 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
857 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
858 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
859 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
860 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
862 2016-12-02 Martin Jambor <mjambor@suse.cz>
864 * passes.def: Move pass_rebuild_cgraph_edges to the end of
865 pass_build_ssa_passes.
867 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
869 * config/alpha/alpha.md (exception_receiver): Copy
870 alpha_gp_ave_rtx return value.
872 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
874 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
875 for several include directories that may be relative to sysroot.
876 * config/i386/x-mingw32 (gplus_includedir): Define.
877 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
878 (native_system_includedir): Likewise.
879 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
880 override if TARGET_SYSTEM_ROOT is defined.
881 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
883 2016-12-02 Jakub Jelinek <jakub@redhat.com>
886 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
887 (dimode_scalar_chain::compute_convert_gain): Likewise.
888 (dimode_scalar_chain::convert_insn): Likewise.
889 * config/i386/i386.md (*one_cmpldi2_doubleword): New
890 define_insn_and_split.
891 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
894 * rtl.c (copy_rtx): Don't clear used flag here.
895 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
897 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
898 'E' in format, copy all vectors.
899 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
900 * valtrack.c (cleanup_auto_inc_dec): Likewise.
901 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
903 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
904 Thomas Preud'homme <thomas.preudhomme@arm.com>
906 * config/arm/arm-builtins.c (arm_builtins): Define
907 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
908 (bdesc_2arg): Add line for cmse_nonsecure_caller.
909 (arm_init_builtins): Handle cmse_nonsecure_caller.
910 (arm_expand_builtin): Likewise.
911 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
913 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
914 Thomas Preud'homme <thomas.preudhomme@arm.com>
916 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
917 (cmse_nonsecure_call_clear_caller_saved): New.
918 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
919 (arm_function_ok_for_sibcall): Disable sibcalls for
921 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
922 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
923 (call_value): Likewise.
924 (nonsecure_call_internal): New.
925 (nonsecure_call_value_internal): New.
926 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
927 (*nonsecure_call_value_reg_thumb1_v5): New.
928 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
929 (*nonsecure_call_value_reg_thumb2): New.
930 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
932 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
933 Thomas Preud'homme <thomas.preudhomme@arm.com>
935 * config/arm/arm.c (gimplify.h): New include.
936 (arm_handle_cmse_nonsecure_call): New.
937 (arm_attribute_table): Added cmse_nonsecure_call.
938 (arm_comp_type_attributes): Deny compatibility of function types
939 with without the cmse_nonsecure_call attribute.
940 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
942 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
943 Thomas Preud'homme <thomas.preudhomme@arm.com>
945 * config/arm/arm.c (output_return_instruction): Clear
947 (thumb2_expand_return): Likewise.
948 (thumb1_expand_epilogue): Likewise.
949 (thumb_exit): Likewise.
950 (arm_expand_epilogue): Likewise.
951 (cmse_nonsecure_entry_clear_before_return): New.
952 (comp_not_to_clear_mask_str_un): New.
953 (compute_not_to_clear_mask): New.
954 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
955 * config/arm/thumb2.md (*thumb2_return): Disable for
956 cmse_nonsecure_entry functions.
957 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
958 cmse_nonsecure_entry functions.
960 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
961 Thomas Preud'homme <thomas.preudhomme@arm.com>
963 * config/arm/arm.c (use_return_insn): Change to return with bxns
964 when cmse_nonsecure_entry.
965 (output_return_instruction): Likewise.
966 (arm_output_function_prologue): Likewise.
967 (thumb_pop): Likewise.
968 (thumb_exit): Likewise.
969 (thumb2_expand_return): Assert that entry functions always have simple
971 (arm_expand_epilogue): Handle entry functions.
972 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
973 (arm_asm_declare_function_name): New.
974 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
975 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
976 use arm_asm_declare_function_name.
978 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
979 Thomas Preud'homme <thomas.preudhomme@arm.com>
981 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
982 (arm_attribute_table): Added cmse_nonsecure_entry
983 (arm_compute_func_type): Handle cmse_nonsecure_entry.
984 (cmse_func_args_or_return_in_stack): New.
985 (arm_handle_cmse_nonsecure_entry): New.
986 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
987 (IS_CMSE_ENTRY): Likewise.
988 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
990 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
991 Thomas Preud'homme <thomas.preudhomme@arm.com>
993 * config.gcc (extra_headers): Added arm_cmse.h.
994 * config/arm/arm-arches.def (ARM_ARCH):
995 (armv8-m): Add FL2_CMSE.
996 (armv8-m.main): Likewise.
997 (armv8-m.main+dsp): Likewise.
999 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
1000 * config/arm/arm-flags.h: Define FL2_CMSE.
1001 * config/arm.c (arm_arch_cmse): New.
1002 (arm_option_override): New error for unsupported cmse target.
1003 * config/arm/arm.h (arm_arch_cmse): New.
1004 * config/arm/arm.opt (mcmse): New.
1005 * config/arm/arm_cmse.h: New file.
1006 * doc/invoke.texi (ARM Options): Add -mcmse.
1007 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
1008 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
1010 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1012 * config/avr/avr.c: Fix coding rule glitches.
1014 2016-12-02 Martin Jambor <mjambor@suse.cz>
1016 * hsa.c (hsa_callable_function_p): Return false for artificial
1019 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
1021 PR rtl-optimization/78561
1022 * varasm.c (recompute_pool_offsets): New.
1023 (output_constant_pool): Call it.
1025 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
1027 PR rtl-optimization/78561
1028 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
1029 get_pool_size to get_pool_size_upper_bound.
1030 (rs6000_stack_info): Likewise.
1031 (rs6000_emit_prologue): Likewise.
1032 (rs6000_elf_declare_function_name): Likewise.
1033 (rs6000_set_up_by_prologue): Likewise.
1034 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
1035 * output.h (get_pool_size): Rename to...
1036 (get_pool_size_upper_bound): ...This.
1037 * varasm.c (get_pool_size): Rename to...
1038 (get_pool_size_upper_bound): ...This.
1040 2016-12-02 Bin Cheng <bin.cheng@arm.com>
1042 * match.pd: Add new pattern:
1043 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
1045 2016-12-02 Nathan Sidwell <nathan@acm.org>
1047 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
1050 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
1053 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
1056 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1058 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
1061 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1063 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
1064 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
1065 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
1066 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
1067 avr_mcu_types.flash_size to compute default value.
1068 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
1069 mcu->flash_size to compute value for spec.
1071 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1073 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
1074 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
1075 about linker description to avoid progmem altogether.
1076 [absdata]: Point to -mabsdata option.
1078 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1080 PR rtl-optimization/78547
1081 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
1082 DECL_INCOMING_RTL is not shared.
1083 * config/i386/i386.c (convert_scalars_to_vectors): If any
1084 insns have been converted, adjust all parameter's DEC_RTL and
1085 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
1088 PR rtl-optimization/78575
1089 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
1090 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
1091 if not already wrapped in a subreg. Make sure df_insn_rescan does not
1092 affect further iterations.
1094 2016-12-02 Martin Liska <mliska@suse.cz>
1097 * sreal.c (sreal::to_int): Make absolute value before shifting.
1098 (sreal::operator/): Likewise.
1099 (sreal_verify_negative_division): New test.
1100 (void sreal_c_tests): Call the new test.
1101 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
1103 (sreal::normalize_down): Likewise.
1105 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1107 * combine.c (combine_simplify_rtx): Suppress replacement of
1108 "(and (reg) (const_int bit))" with "if_then_else".
1110 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1113 * config/s390/s390.md ("extzv")
1114 ("*extzv<mode><clobbercc_or_nocc>")
1115 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
1116 ("*<risbg_n>_ior_and_sr_ze")
1117 ("*extract1bitdi<clobbercc_or_nocc>")
1118 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
1119 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
1120 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
1121 to validate the arguments of zero_extract and sign_extract.
1123 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1126 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
1128 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1130 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
1132 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
1135 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1137 * config/s390/vector.md (vec_halfhalf): New mode iterator.
1138 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
1139 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
1140 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
1141 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
1142 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
1143 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
1144 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
1145 ("vec_unpacku_lo_v4si"): New pattern definitions.
1146 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
1149 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1151 * config/s390/s390-protos.h (s390_reverse_condition): New
1153 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
1155 (s390_reverse_condition): New function.
1156 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
1159 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1161 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
1162 (CCVHUANY): Remove modes.
1163 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
1165 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
1166 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
1168 (s390_branch_condition_mask): Adjust to use the new cc consumer
1169 modes. The new modes allow for proper reversal in the middle-end.
1170 (s390_expand_vec_compare_cc): Determine the proper cc producer and
1171 consumer modes for a comparison.
1172 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
1173 throughout the file.
1174 * config/s390/vx-builtins.md: Likewise.
1176 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
1178 * asan.c (asan_global_struct): Refactor.
1179 (create_odr_indicator): New function.
1180 (asan_needs_odr_indicator_p): Likewise.
1181 (is_odr_indicator): Likewise.
1182 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
1184 (asan_protect_global): Do not protect odr indicators.
1186 2016-12-01 Jeff Law <law@redhat.com>
1188 * tree-ssa-threadedge.c
1189 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
1190 propagation of operands if there are no operands.
1192 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1194 PR tree-optimization/78586
1195 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
1196 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
1197 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
1198 type is INTEGER_TYPE or POINTER_TYPE.
1200 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1203 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
1204 (vextuhrx): Likewise.
1205 (vextuwlx): Likewise.
1206 (vextuwrx): Likewise.
1208 2016-12-01 David Malcolm <dmalcolm@redhat.com>
1210 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
1211 early_dwarf_finished.
1213 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
1214 David S. Miller <davem@davemloft.net>
1216 * config/sparc/sparc.opt (mlra): New target option.
1217 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
1218 (sparc_lra_p): ...this. New function.
1219 (D_MODES, DF_MODES): Add missing cast.
1220 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
1221 provide these insns when flag_pic.
1222 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
1223 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
1224 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
1225 embmedany_textulo, embmedany_textlo): Likewise.
1226 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
1228 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
1232 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
1234 2016-12-01 Richard Biener <rguenther@suse.de>
1235 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1237 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
1238 memset if len-oldlen != 0.
1239 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
1241 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
1243 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
1245 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
1247 * config/avr/avr.c: Fix coding rule glitches.
1249 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
1251 PR tree-optimization/78598
1252 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
1255 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
1257 PR rtl-optimization/78596
1258 * combine.c (simplify_comparison): Cast to unsigned to avoid
1259 left shifting of negative value.
1261 2016-12-01 Matthias Klose <doko@ubuntu.com>
1263 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
1265 2016-12-01 Richard Biener <rguenther@suse.de>
1267 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
1268 treat arrays with same type as objects that cannot overlap.
1270 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
1272 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
1273 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
1274 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
1276 2016-12-01 Jakub Jelinek <jakub@redhat.com>
1279 * dwarf2out.c (loc_descr_plus_const): For negative offset use
1280 uint_loc_descriptor instead of int_loc_descriptor and perform negation
1281 in unsigned HOST_WIDE_INT type.
1282 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
1285 * config/rs6000/rs6000.c (rs6000_frame_related): Call
1286 set_used_flags (pat) before any simplifications. Clear used flag on
1287 PARALLEL copy. Don't guard add_reg_note call. Call
1288 copy_rtx_if_shared on pat before storing it into
1289 REG_FRAME_RELATED_EXPR.
1291 2016-12-01 Alan Modra <amodra@gmail.com>
1293 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
1294 look inside UNSPEC_VSX_XXSPLTW vec.
1296 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
1298 PR rtl-optimization/78607
1299 * combine.c (try_combine): Emit a barrier after a unconditional trap.
1301 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1304 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
1305 element is not a constant or in a register, force it to a
1309 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
1310 that will be set to a vector element to be in a register.
1311 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
1312 the wrong multiplier to convert the element number to a byte
1315 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
1317 PR tree-optimization/77856
1318 * lra-constraints.c (inherit_in_ebb): Check original regno for
1319 invalid invariant regs too. Set only clobbered hard regs for the
1320 invalid invariant regs.
1322 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
1324 Commit files forgotten in r242966.
1326 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
1327 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
1328 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
1329 prefix check to find wrap-around value, instead use MCU flash size.
1330 For 8k flash devices, update link_pmem_wrap spec string to
1331 add --pmem-wrap-around=8k.
1332 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
1334 (LINK_SPEC): ...to here.
1336 2016-11-30 David Malcolm <dmalcolm@redhat.com>
1339 * selftest.c (selftest::assert_strndup_eq): New function.
1340 (selftest::test_strndup): New function.
1341 (selftest::test_libiberty): New function.
1342 (selftest::selftest_c_tests): Call test_libiberty.
1344 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1346 PR rtl-optimization/78610
1347 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
1350 2016-11-30 Bin Cheng <bin.cheng@arm.com>
1352 PR tree-optimization/78574
1353 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
1354 header PHI that doesn't define biv.
1356 2016-11-30 Jakub Jelinek <jakub@redhat.com>
1358 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
1361 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
1362 sharing the SUBREG rtx between move and following insn.
1364 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
1365 for REG_EQUIV argument.
1367 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
1369 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
1371 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
1374 * real.c (real_hash): Add cast to avoid left
1375 shifting of negative values.
1377 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1380 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
1381 from a subreg in operands[1] and don't call REGNO on a non-reg
1382 expression when deciding to force operands[2] into a reg.
1384 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
1385 Andrew Burgess <andrew.burgess@embecosm.com>
1387 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
1388 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
1389 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
1390 * config/arc/arc700.md: Add define_bypass for store/load.
1392 2016-11-30 Martin Liska <mliska@suse.cz>
1394 * cgraph.c (symbol_table::initialize): Initialize
1395 ipa_clones_dump_file.
1396 (cgraph_node::remove): Report to ipa_clones_dump_file.
1397 * cgraph.h: Add new argument (suffix) to cloning methods.
1398 * cgraphclones.c (dump_callgraph_transformation): New function.
1399 (cgraph_node::create_clone): New argument.
1400 (cgraph_node::create_virtual_clone): Likewise.
1401 (cgraph_node::create_version_clone): Likewise.
1402 * dumpfile.c: Add .ipa-clones dump file.
1403 * dumpfile.h (enum tree_dump_index): Add TDI_clones
1404 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
1405 to dump_callgraph_transformation.
1407 2016-11-30 Martin Liska <mliska@suse.cz>
1410 * asan.c (asan_expand_mark_ifn): Properly
1411 select a VAR_DECL from FRAME.* component reference.
1413 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1415 PR rtl-optimization/78583
1416 * simplify-rtx.c (simplify_truncation): Add check missing from the
1419 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1421 PR rtl-optimization/78590
1422 * combine.c (change_zero_ext): Transform zero_extend of subregs only
1423 if the subreg_reg is a scalar integer mode.
1425 2016-11-30 Jakub Jelinek <jakub@redhat.com>
1427 PR tree-optimization/78586
1428 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
1429 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
1430 Don't build_int_cst min/max twice. Formatting fix.
1432 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
1434 PR rtl-optimization/78588
1435 * combine.c (if_then_else_cond): Also guard against BLKmode.
1436 * rtlanal.c (num_sign_bit_copies1): Add assert.
1438 2016-11-29 Jeff Law <law@redhat.com>
1440 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
1443 * lra-constraints.c (check_and_process_move): Constrain the
1444 range of DCLASS and SCLASS to avoid false positive out of bounds
1445 array index warning.
1447 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1449 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
1451 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1453 PR preprocessor/78569
1454 * input.c (get_substring_ranges_for_loc): Fail gracefully if
1455 line directives were present.
1457 2016-11-30 Matthias Klose <doko@ubuntu.com>
1459 * doc/install.texi: Document configure options --enable-objc-gc
1460 and --with-target-bdw-gc.
1462 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1465 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
1466 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
1467 residing in traditional altivec registers can be stored
1470 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
1473 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
1474 overhead loop start between a call and its CALL_ARG_LOCATION
1477 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
1479 * config/bfin/linux.h (CPP_SPEC): Define.
1481 2016-11-29 Martin Sebor <msebor@redhat.com>
1483 PR tree-optimization/78512
1484 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
1485 * config/rs6000/linux.h: Same.
1486 * config/rs6000/linux64.h: Same.
1487 * config/sol2.h: Same.
1488 * config/sol2.c (solaris_printf_pointer_format): Remove.
1489 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
1490 * doc/tm.texi: Regenerate.
1491 * gimple-ssa-sprintf.c (format_pointer): Rempove.
1492 (pass_sprintf_length::compute_format_length): Return bool.
1493 (pass_sprintf_length::handle_gimple_call): Adjust.
1494 * target.def (printf_pointer_format): Remove.
1495 * targhooks.c (default_printf_pointer_format): Remove.
1496 (linux_printf_pointer_format): Same.
1497 * targhooks.h (default_printf_pointer_format): Remove.
1498 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
1500 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
1502 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
1504 (SWI1248_AVX512BWDQ): Ditto.
1505 (SWI1248_AVX512BW): Ditto.
1506 (k<any_logic:code><mode>): Ditto.
1507 (kandn<mode>): Ditto.
1508 (kxnor<mode>): Ditto.
1509 (knot<mode>): Ditto.
1510 (*k<any_lshift:code><mode>): Ditto.
1511 (kortestzhi, kortestchi): Ditto.
1512 (kunpckhi, kunpcksi, kunpckdi): Ditto.
1514 2016-11-29 Andrew Pinski <apinski@cavium.com>
1516 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
1519 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
1522 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
1523 to stack before call mcount.
1524 (tilegx_can_use_return_insn_p): Clean up code.
1526 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1528 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
1530 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1536 * spellcheck.c (selftest::test_find_closest_string): Verify that
1537 we don't offer the goal string as a suggestion.
1538 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
1539 offer the goal string as a suggestion.
1542 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
1544 * config/arc/arc.c (arc_override_options): Avoid selection of
1545 compact casesi for ARCv2.
1547 2016-11-29 Richard Biener <rguenther@suse.de>
1549 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
1550 PHIs after a regular stmt.
1551 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
1554 2016-11-29 Martin Liska <mliska@suse.cz>
1556 PR gcov-profile/78582
1557 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
1558 to prevent PHI argument clash.
1560 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
1562 * config/arc/arc.opt (marclinux): Fix typo.
1563 (marclinux_prof): Likewise.
1565 2016-11-29 Jiong Wang <jiong.wang@arm.com>
1567 * target.def (stack_protect_runtime_enabled_p): New.
1568 * function.c (expand_function_end): Guard stack_protect_epilogue with
1569 targetm.stack_protect_runtime_enabled_p.
1570 * cfgexpand.c (pass_expand::execute): Likewise.
1571 * calls.c (expand_call): Likewise.
1572 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
1573 * doc/tm.texi: Regenerate.
1575 2016-11-29 Richard Biener <rguenther@suse.de>
1578 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
1580 2016-11-29 Janus Weil <janus@gcc.gnu.org>
1582 * doc/contrib.texi: Add a few missing gfortran contributors.
1584 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
1586 * combine.c (change_zero_ext): Also handle extends from a subreg
1587 to a mode bigger than that of the operand of the subreg.
1589 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
1592 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
1593 stack_restore_tie insn instead of stack_tie, for the SVR4 and
1595 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
1597 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1599 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
1600 head_components and tail_components.
1601 (spread_components): New algorithm.
1602 (emit_common_tails_for_components): Clear head_components and
1604 (insert_prologue_epilogue_for_components): Write extra output to the
1605 dump file for sibcalls and abnormal exits.
1607 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1609 PR rtl-optimization/78342
1610 * combine.c: Include "cfghooks.h".
1611 (try_combine): If we create an unconditional trap, break the basic
1612 block in two just after it, and remove the edge between; also, set
1613 the *new_direct_jump_p flag so that cleanup_cfg is run.
1615 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1617 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
1620 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1622 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
1623 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
1624 output template string.
1625 (*anddi_1): Use multi-line output template string.
1628 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1631 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
1632 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
1633 note has been removed.
1634 * postreload.c (reload_combine_recognize_pattern): If
1635 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
1637 2016-11-28 Martin Sebor <msebor@redhat.com>
1640 * gimple-ssa-sprintf.c (target_max_value): Remove.
1641 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
1642 (get_width_and_precision): New function.
1643 (format_integer, format_floating, get_string_length, format_string):
1644 Correct handling of width and precision with unknown value.
1645 (format_directive): Add warning.
1646 (pass_sprintf_length::compute_format_length): Allow for precision
1647 to consist of a sole period with no asterisk or digits after it.
1649 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1651 PR rtl-optimization/78546
1652 * simplify-rtx.c (neg_const_int): When negating most negative
1653 number in mode wider than HOST_BITS_PER_WIDE_INT, use
1654 simplify_const_unary_operation to produce CONST_DOUBLE or
1656 (simplify_plus_minus): Handle the case where neg_const_int
1657 doesn't return a CONST_INT.
1659 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
1662 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
1663 left shifting of negative values.
1665 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1668 * tree-nested.c (convert_local_reference_stmt): After adding
1669 shared (FRAME.NN) clause to omp parallel, task or target,
1670 add it also to all outer omp parallel, task or target constructs.
1672 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1674 * config/i386/i386.md (UNSPEC_KMASKOP): New.
1675 (UNSPEC_KMOV): Remove.
1676 (kmovw): Expand to plain HImode move.
1677 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
1678 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
1679 Remove corresponding clobber-removing splitter.
1680 (*anddi_1): Remove mask register alternatives.
1684 (*<any_or:code><mode>_1): Ditto.
1685 (*<any_or:code>qi_1): Ditto.
1686 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
1687 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
1688 Remove corresponding splitter to operation with general registers.
1689 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
1690 (*andn<SWI12:mode>): New pattern.
1691 (*kxnor<mode>): Remove general register alternatives. Tag pattern
1692 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
1693 with general registers.
1694 (knot<mode>): New insn pattern.
1695 (*one_cmpl<mode>2_1): Remove mask register alternatives.
1696 (one_cmplqi2_1): Ditto.
1697 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
1698 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
1699 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
1700 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
1701 to generate kmaskop shift.
1702 (vec_unpacks_hi_<mode>): Ditto.
1703 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
1704 Use CODE_FOR_kandhi.
1705 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
1706 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
1707 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
1709 2016-11-28 Richard Biener <rguenther@suse.de>
1711 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
1712 to SSA names via extract_range_from_ssa_name if allowed.
1714 2016-11-28 Richard Biener <rguenther@suse.de>
1716 PR tree-optimization/78542
1717 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
1720 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
1722 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
1723 isolates a single bit, even if the condition involves subregs.
1725 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1727 * config/aarch64/aarch64-simd-builtins.def
1728 (BSL_P): Added di and v2di mode.
1729 * config/aarch64/arm_neon.h
1730 (vsriq_n_p64, vsri_n_p64): Added poly type.
1731 (vextq_p64, vext_p64): Likewise.
1732 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
1734 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1736 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
1737 (TYPES_GETREGP): Likewise.
1738 (TYPES_SHIFTINSERTP): Likewise.
1739 (TYPES_COMBINEP): Likewise.
1740 (TYPES_STORE1P): Likewise.
1741 * config/aarch64/aarch64-simd-builtins.def
1742 (combine): Added poly generator.
1743 (get_dregoi): Likewise.
1744 (get_dregci): Likewise.
1745 (get_dregxi): Likewise.
1749 * config/aarch64/arm_neon.h
1750 (poly64x1x2_t, poly64x1x3_t): New.
1751 (poly64x1x4_t, poly64x2x2_t): Likewise.
1752 (poly64x2x3_t, poly64x2x4_t): Likewise.
1753 (poly64x1_t): Likewise.
1754 (vcreate_p64, vcombine_p64): Likewise.
1755 (vdup_n_p64, vdupq_n_p64): Likewise.
1756 (vld2_p64, vld2q_p64): Likewise.
1757 (vld3_p64, vld3q_p64): Likewise.
1758 (vld4_p64, vld4q_p64): Likewise.
1759 (vld2_dup_p64, vld3_dup_p64): Likewise.
1760 (vld4_dup_p64, vsli_n_p64): Likewise.
1761 (vsliq_n_p64, vst1_p64): Likewise.
1762 (vst1q_p64, vst2_p64): Likewise.
1763 (vst3_p64, vst4_p64): Likewise.
1764 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
1765 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
1766 (vget_lane_p64, vgetq_lane_p64): Likewise.
1767 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
1768 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
1769 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
1770 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
1771 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
1772 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
1773 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
1774 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
1775 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
1776 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
1777 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
1778 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
1779 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
1780 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
1781 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
1782 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
1783 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
1784 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
1785 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
1786 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
1787 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
1788 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
1789 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
1790 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
1791 (vset_lane_p64, vsetq_lane_p64): Likewise.
1792 (vget_low_p64, vget_high_p64): Likewise.
1793 (vcombine_p64, vst2_lane_p64): Likewise.
1794 (vst3_lane_p64, vst4_lane_p64): Likewise.
1795 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
1796 (vst4q_lane_p64, vget_lane_p64): Likewise.
1797 (vget_laneq_p64, vset_lane_p64): Likewise.
1798 (vset_laneq_p64, vcopy_lane_p64): Likewise.
1799 (vcopy_laneq_p64, vdup_n_p64): Likewise.
1800 (vdupq_n_p64, vdup_lane_p64): Likewise.
1801 (vdup_laneq_p64, vld1_p64): Likewise.
1802 (vld1q_p64, vld1_dup_p64): Likewise.
1803 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
1804 (vmov_n_p64, vmovq_n_p64): Likewise.
1805 (vst3q_p64, vst4q_p64): Likewise.
1806 (vld1_lane_p64, vld1q_lane_p64): Likewise.
1807 (vst1_lane_p64, vst1q_lane_p64): Likewise.
1808 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
1809 (vdupq_laneq_p64): Likewise.
1811 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1813 * config/arm/arm_neon.h (vget_lane_p64): New.
1815 2016-11-28 Iain Sandoe <iain@codesourcery.com>
1818 * configure.ac (with_ld64): Use portable method to extract the
1819 major part of the version number.
1820 * configure: Regenerated.
1822 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1824 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
1825 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
1826 intmax_t couldn't be determined.
1827 (format_integer): Make {,u}intmax_type_node no longer static,
1828 initialize them only when needed. For z and t use
1829 signed_or_unsigned_type_for instead of assuming size_t and
1830 ptrdiff_t have the same precision.
1833 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
1834 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
1835 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
1836 vector instead of traversing m_classes hash table. Release
1838 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
1840 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
1841 add it also to m_classes_vec vector.
1842 (sem_item_optimizer::remove_symtab_node,
1843 sem_item_optimizer::build_hash_based_classes,
1844 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
1845 (sem_item_optimizer::subdivide_classes_by_equality,
1846 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
1847 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
1848 instead of traversing m_classes hash table. Formatting fixes.
1849 (sem_item_optimizer::traverse_congruence_split,
1850 sem_item_optimizer::do_congruence_step_for_index,
1851 sem_item_optimizer::do_congruence_step): Formatting fixes.
1852 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
1853 vector instead of traversing m_classes hash table.
1854 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
1855 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
1856 instead of traversing m_classes hash table.
1858 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1860 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
1861 X is not unused after.
1863 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
1865 PR rtl-optimization/78120
1866 * rtlanal.c (insn_rtx_cost): Revert previous change.
1868 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1871 * config/avr/avr.md (SPLIT34): New mode iterator.
1872 (bitop): New code iterator.
1873 (*iorhi3.ashift8-*). New insn-and-split patterns.
1874 (*movhi): Post-reload split reg = 0.
1875 [!MOVW]: Post-reload split reg = reg.
1876 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
1877 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
1878 (iorhi3, iorpsi3, iorsi3): Same.
1879 (xorhi3, xorpsi3, xorsi3): Same.
1880 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
1881 costs to *iorhi3.ashift8-* patterns.
1883 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1884 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1887 * config.in: Regenerate
1888 * config/darwin-driver.c (darwin_driver_init): Emit a version string
1890 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
1891 * config/darwin.opt(asm_macosx_version_min): New.
1892 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
1893 * configure: Regenerate
1894 * configure.ac: Check for mmacosx-version-min handling.
1896 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1899 * config/i386/i386.c (ix86_code_end): Note that we emitted code
1900 where the function might otherwise appear empty for picbase thunks.
1901 (ix86_output_function_epilogue): If we find a zero-sized function
1902 assume that reaching it is UB and trap. If we find a trailing label
1904 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
1905 find a zero-sized function assume that reaching it is UB and trap.
1906 If we find a trailing label, append a nop.
1908 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1911 * config/darwin-sections.def (picbase_thunk_section): New.
1912 * config/darwin.c (darwin_init_sections): Set up picbase thunk
1913 section. (darwin_rodata_section, darwin_objc2_section,
1914 machopic_select_section, darwin_asm_declare_constant_name,
1915 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
1916 coalesced with newer linkers.
1917 (darwin_override_options): Decide on usage of coalesed sections
1918 on the basis of the target linker version.
1919 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
1920 * config/darwin.opt (mtarget-linker): New.
1921 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
1922 a coalesced section, instead use a thunks section.
1924 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1927 * configure.ac (with-ld64): New var, set for Darwin, set on
1928 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
1929 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
1930 * config/darwin10.h(DEF_LD64): Update for this target version.
1931 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
1932 (DEF_LD64): Update for this target version.
1933 * configure: Regenerated.
1934 * config.in: Regenerated.
1936 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1939 * config/darwin.c (imachopic_indirection_name): Make data
1940 section indirections linker-visible.
1941 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
1942 constant labels linker-visible.
1944 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1946 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
1947 (free_lang_data): Remove assignment to ptrdiff_type_node.
1949 2016-11-25 Jakub Jelinek <jakub@redhat.com>
1951 PR rtl-optimization/78526
1952 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
1953 beyond val's precision.
1955 PR rtl-optimization/78527
1956 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
1957 out of bounds shift count.
1959 2016-11-25 Martin Liska <mliska@suse.cz>
1962 * doc/invoke.texi (-fprofile-use): Fix reference to a section
1963 where -fprofile-generate is documented.
1965 2016-11-25 Martin Liska <mliska@suse.cz>
1967 PR gcov-profile/78086
1968 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
1969 not supported by a target. Set priority to 100 if possible.
1970 (build_gcov_exit_decl): Likewise.
1972 2016-11-25 Richard Biener <rguenther@suse.de>
1975 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
1976 unary, binary and single RHSs.
1977 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
1979 2016-11-25 Bin Cheng <bin.cheng@arm.com>
1984 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
1985 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
1986 and set it to result code if transformation is valid. Use code EQ
1987 directly in last simplification case.
1989 2016-11-25 Richard Biener <rguenther@suse.de>
1991 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
1992 before valueizing return stmts.
1994 2016-11-24 Richard Biener <rguenther@suse.de>
1996 PR tree-optimization/78343
1997 * passes.def: Add CD-DCE pass after loop splitting.
1998 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
1999 SCEV init/finalize ...
2000 (perform_tree_ssa_dce): ... here. Deal with being
2001 executed inside the loop pipeline in aggressive mode.
2003 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
2005 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
2007 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
2009 PR tree-optimization/77673
2010 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
2011 (init_symbolic_number): Initialize src field from src parameter.
2012 (perform_symbolic_merge): Select most dominated statement as the
2013 source statement. Set src field of resulting n structure from the
2014 input src with the lowest address.
2015 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
2016 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
2017 of load from src field rather than insertion statement. Cancel
2018 optimization if statement analyzed is not dominated by the insertion
2020 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
2021 dominance information.
2023 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
2026 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2028 2016-11-25 Martin Jambor <mjambor@suse.cz>
2030 PR tree-optimization/70965
2031 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
2033 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
2036 * config/i386/i386.c (i386_excess_precision): Do not return
2037 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
2038 EXCESS_PRECISION_TYPE_STANDARD.
2039 * target.def (excess_precision): Document that targets should
2040 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
2041 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
2042 Fix typo in first sentence.
2043 * doc/tm.texi: Regenerate.
2045 2016-11-25 Richard Biener <rguenther@suse.de>
2047 PR tree-optimization/78396
2048 * tree-vectorizer.c (vectorize_loops): When the if-converted
2049 body contains masked loads or stores do not attempt to
2050 basic-block-vectorize it.
2052 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2053 Alan Hayward <alan.hayward@arm.com>
2054 David Sherwood <david.sherwood@arm.com>
2056 * function.h (spill_slot_alignment): Declare.
2057 * function.c (spill_slot_alignment): New function.
2058 * lra-spills.c (slot): Add align and size fields.
2059 (assign_mem_slot): Use them in the call to assign_stack_local.
2060 (add_pseudo_to_slot): Update the fields.
2061 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
2063 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2064 Alan Hayward <alan.hayward@arm.com>
2065 David Sherwood <david.sherwood@arm.com>
2067 * stor-layout.c (layout_type): Allow the caller to set the mode of
2068 a float type. Only choose one here if the mode is still VOIDmode.
2069 * tree.c (build_common_tree_nodes): Set the type mode of decimal
2070 floats before calling layout_type.
2071 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
2073 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2075 * tree-tailcall.c (find_tail_calls): Allow calls to reference
2076 local variables if all references are known to be direct.
2078 2016-11-25 Jakub Jelinek <jakub@redhat.com>
2079 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2082 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
2083 non null and it's precision matches precision of lhs's type.
2085 2016-11-24 Martin Sebor <msebor@redhat.com>
2087 PR tree-optimization/78476
2088 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
2090 (handle_gimple_call): Adjust signature.
2091 (try_substitute_return_value): Remove calls to bounded functions
2092 with zero buffer size whose result is known.
2093 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
2095 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2097 * varasm.c (assemble_start_function): Wrap align_log definition in
2098 ASM_OUTPUT_MAX_SKIP_ALIGN.
2100 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
2102 * config/i386/i386.md (wide AND insn to QImode splitter): Use
2103 explicit mode macros.
2104 (wide OR insn to QImode splitter): Ditto.
2106 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
2108 PR rtl-optimization/77541
2109 * lra-constraints.c (struct input_reload): Add field match_p.
2110 (get_reload_reg): Check modes of input reloads to generate unique
2111 value reload pseudo.
2112 (match_reload): Add input reload pseudo for the current insn.
2114 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2116 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
2117 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
2118 architecture levels.
2119 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
2120 the aarch64_fp16_type_node, not all HFmode types.
2121 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
2122 (aarch64_scalar_mode_supported_p): Likewise.
2123 (aarch64_excess_precision): New.
2124 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
2125 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
2126 (TARGET_C_EXCESS_PRECISION): Likewise.
2128 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2130 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
2131 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2133 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2135 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
2136 (<optab>dihf2): Likewise.
2137 (aarch64_fp16_<optab><mode>hf2): New.
2139 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
2142 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
2144 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2146 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
2147 Enable REE at -O2 and higher.
2148 * config/sparc/sparc.c (sparc_option_override): Disable it by default
2151 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2155 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
2156 (new_temp_expr_table): Initialise reg_vars_cnt.
2157 (free_temp_expr_table): Release reg_vars_cnt.
2158 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
2160 (find_replaceable_in_bb): Use the above to record register variable
2161 write occurrences and cancel replacement across them.
2163 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2165 PR rtl-optimization/78437
2166 * ree.c (get_uses): New function.
2167 (combine_reaching_defs): When a copy is needed, return false if any
2168 reaching use of the source register reads it in a mode larger than
2169 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
2171 2016-11-24 Martin Liska <mliska@suse.cz>
2173 * gimple-pretty-print.c (dump_edge_probability): New function.
2174 (dump_gimple_switch): Dump label edge probabilities.
2175 (dump_gimple_cond): Likewise.
2176 (dump_gimple_label): Dump
2177 (dump_gimple_bb_header): Dump basic block frequency.
2178 (pp_cfg_jump): Replace e->dest argument with e.
2179 (dump_implicit_edges): Likewise.
2180 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
2181 Use gimple_bb (at) instead of at->bb.
2183 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
2185 * common.opt (flimit-function-alignment): New.
2186 * doc/invoke.texi (-flimit-function-alignment): Document.
2187 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
2188 * final.c (shorten_branches): Set it.
2189 * varasm.c (assemble_start_function): Limit alignment if
2192 2016-11-24 Richard Biener <rguenther@suse.de>
2194 PR tree-optimization/71595
2195 * cfgloopmanip.h (remove_path): Add irred_invalidated and
2196 loop_closed_ssa_invalidated parameters, defaulted to NULL.
2197 * cfgloopmanip.c (remove_path): Likewise, pass them along to
2198 called functions. Only fix irred flags if the caller didn't
2200 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
2201 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
2204 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
2206 PR rtl-optimization/78120
2207 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
2208 cases, and additionally test against max_seq_cost for speed
2210 (noce_process_if_block): Compute an estimate for the original cost when
2211 optimizing for speed, using the minimum of then and else block costs.
2213 PR rtl-optimization/78120
2214 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
2216 PR rtl-optimization/78120
2217 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
2219 2016-11-24 Bin Cheng <bin.cheng@arm.com>
2221 * match.pd: Refine type conversion in result expr for below pattern:
2222 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2224 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2227 * tree.h (wi::fits_to_boolean_p): New predicate.
2228 (wi::fits_to_tree_p): Use it for boolean types.
2229 * tree.c (int_fits_type_p): Likewise.
2231 2016-11-24 Martin Liska <mliska@suse.cz>
2233 * print-tree.c (struct bucket): Remove.
2234 (print_node): Add new argument which drives whether a tree node
2235 is printed briefly or not.
2236 (debug_tree): Replace a custom hash table with hash_set<T>.
2237 * print-tree.h (print_node): Add the argument.
2239 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
2241 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
2243 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
2246 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
2247 if it is at least NREGS wide.
2249 2016-11-23 Joseph Myers <joseph@codesourcery.com>
2251 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
2252 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
2253 TFmode, IFmode and KFmode.
2255 2016-11-23 Joseph Myers <joseph@codesourcery.com>
2257 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
2260 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2262 * combine.c (change_zero_ext): Only change the mode of a hard register
2263 destination if can_change_dest_mode holds for that.
2265 2016-11-23 Jeff Law <law@redhat.com>
2267 * varasm.c (assemble_name): Increase buffer size for name.
2269 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
2271 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
2273 * doc/extend.texi: Constify first argument to __builtin_object_size.
2275 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
2277 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
2278 to be used. Add brackets around macro argument.
2280 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
2282 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
2284 2016-11-23 Jakub Jelinek <jakub@redhat.com>
2287 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
2288 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
2290 2016-11-23 Jakub Jelinek <jakub@redhat.com>
2293 * omp-low.c (build_outer_var_ref): Change lastprivate argument
2294 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
2295 on worksharing constructs, treat it like clauses on simd construct.
2297 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
2298 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
2299 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
2300 of true as last argument to build_outer_var_ref.
2302 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
2304 * config/i386/i386.md (*movqi_internal): Calculate mode
2305 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
2306 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
2307 (*k<logic><mode>): Calculate mode attribute depending on
2308 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
2309 (*andqi_1): Calculate mode attribute of alternative 3 depending
2310 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
2311 (kandn<mode>): Calculate mode attribute of alternative 2 depending
2312 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
2313 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
2314 iterator. Calculate mode attribute of alternative 1 depending
2315 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
2316 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
2317 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
2319 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2322 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
2323 * tree-vrp.c (extract_range_basic): Handle case for
2324 CFN_BUILT_IN_STRLEN.
2326 2016-11-23 Jeff Law <law@redhat.com>
2328 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
2330 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
2331 in boolean context warning.
2333 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
2335 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2338 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
2339 (arm_fp16_type_node): ...This, make visibile.
2340 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
2342 (arm_init_simd_builtin_types): Likewise.
2343 (arm_init_fp16_builtins): Likewise.
2344 * config/arm/arm.c (arm_excess_precision): New.
2345 (arm_floatn_mode): Likewise.
2346 (TARGET_C_EXCESS_PRECISION): Likewise.
2347 (TARGET_FLOATN_MODE): Likewise.
2348 (arm_promoted_type): Only promote arm_fp16_type_node.
2349 * config/arm/arm.h (arm_fp16_type_node): Declare.
2351 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2353 * config/arm/arm.c (arm_convert_to_type): Delete.
2354 (TARGET_CONVERT_TO_TYPE): Delete.
2355 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
2356 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
2357 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
2358 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
2359 are in fast math mode, and have no single step hardware instruction.
2360 (extendhfdf2): Only expand through SFmode if we don't have a
2361 single-step hardware instruction.
2362 * config/arm/vfp.md (*truncdfhf2): New.
2363 (extendhfdf2): Likewise.
2365 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2367 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
2370 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2372 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
2373 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
2374 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
2375 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
2376 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
2377 * doc/tm.texi: Regenerate.
2378 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
2380 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2382 * toplev.c (init_excess_precision): Delete most logic.
2383 * tree.c (excess_precision_type): Rewrite to use
2384 TARGET_EXCESS_PRECISION.
2385 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
2386 more generic fashion.
2387 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
2388 __STDC_WANT_IEC_60559_TYPES_EXT__.
2390 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2392 * common.opt (fpermitted-flt-eval-methods): New.
2393 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
2394 * flag_types.h (permitted_flt_eval_methods): New.
2396 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2398 * config/m68k/m68k.c (m68k_excess_precision): New.
2399 (TARGET_C_EXCESS_PRECISION): Define.
2401 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2403 * config/s390/s390.c (s390_excess_precision): New.
2404 (TARGET_C_EXCESS_PRECISION): Define.
2406 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2408 * config/i386/i386.c (ix86_excess_precision): New.
2409 (TARGET_C_EXCESS_PRECISION): Define.
2411 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2413 * target.def (excess_precision): New hook.
2414 * target.h (flt_eval_method): New.
2415 (excess_precision_type): Likewise.
2416 * targhooks.c (default_excess_precision): New.
2417 * targhooks.h (default_excess_precision): New.
2418 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
2419 * doc/tm.texi: Regenerate.
2421 2016-11-23 Martin Sebor <msebor@redhat.com>
2424 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
2425 set the minimum number of bytes for an unknown string to zero.
2427 2016-11-23 Martin Jambor <mjambor@suse.cz>
2428 Martin Liska <mliska@suse.cz>
2430 * hsa-builtins.def: New file.
2431 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
2432 * builtins.def: Include hsa-builtins.def.
2433 (DEF_HSA_BUILTIN): New macro.
2434 * dumpfile.h (OPTGROUP_OPENMP): Define.
2435 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
2436 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
2437 GF_OMP_FOR_GRID_GROUP_ITER.
2438 (gimple_omp_for_grid_phony): Added checking assert.
2439 (gimple_omp_for_set_grid_phony): Likewise.
2440 (gimple_omp_for_grid_intra_group): New function.
2441 (gimple_omp_for_set_grid_intra_group): Likewise.
2442 (gimple_omp_for_grid_group_iter): Likewise.
2443 (gimple_omp_for_set_grid_group_iter): Likewise.
2444 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
2445 previosuly only distribute loop was permitted.
2446 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
2447 (grid_get_kernel_launch_attributes): Support multiple HSA grid
2449 (grid_expand_omp_for_loop): Likewise and also support standalone
2450 distribute constructs. New parameter INTRA_GROUP, updated both users.
2451 (grid_expand_target_grid_body): Support standalone distribute
2453 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
2454 (pass_data_expand_omp_ssa): Likewise.
2455 (pass_data_omp_device_lower): Likewsie.
2456 (pass_data_lower_omp): Likewise.
2457 (pass_data_diagnose_omp_blocks): Likewise.
2458 (pass_data_oacc_device_lower): Likewise.
2459 (pass_data_omp_target_link): Likewise.
2460 (grid_lastprivate_predicate): New function.
2461 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
2463 (lower_omp_for): Support standalone distribute constructs.
2464 (grid_prop): New type.
2465 (grid_safe_assignment_p): Check for assignments to group_sizes, new
2467 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
2469 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
2470 optimization info messages.
2471 (grid_find_single_omp_among_assignments): Likewise.
2472 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
2473 (grid_parallel_clauses_gridifiable): New function.
2474 (grid_inner_loop_gridifiable_p): Likewise.
2475 (grid_dist_follows_simple_pattern): Likewise.
2476 (grid_gfor_follows_tiling_pattern): Likewise.
2477 (grid_call_permissible_in_distribute_p): Likewise.
2478 (grid_handle_call_in_distribute): Likewise.
2479 (grid_dist_follows_tiling_pattern): Likewise.
2480 (grid_target_follows_gridifiable_pattern): Support standalone
2481 distribute constructs.
2482 (grid_var_segment): New enum.
2483 (grid_mark_variable_segment): New function.
2484 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
2485 if a new argument says so.
2486 (grid_process_grid_body): New function.
2487 (grid_eliminate_combined_simd_part): Likewise.
2488 (grid_mark_tiling_loops): Likewise.
2489 (grid_mark_tiling_parallels_and_loops): Likewise.
2490 (grid_process_kernel_body_copy): Support standalone distribute
2492 (grid_attempt_target_gridification): New grid variable holding overall
2493 gridification state. Support standalone distribute constructs and
2495 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
2496 * hsa.h (hsa_bb): Add method method append_phi.
2497 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
2498 occurences in all files too.
2499 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
2500 (is_a_helper <hsa_insn_br *>::test): New function.
2501 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
2502 branch instructions.
2503 (hsa_insn_signal): Make a direct descendant of
2504 hsa_insn_basic. Add memorder constructor parameter and
2505 m_memory_order and m_signalop member variables.
2506 (hsa_insn_queue): Changed constructor parameters to common form.
2507 Added m_segment and m_memory_order member variables.
2508 (hsa_summary_t): Add private member function
2509 process_gpu_implementation_attributes.
2510 (hsa_function_summary): Rename m_binded_function to
2512 (hsa_insn_basic_p): Remove typedef.
2513 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
2514 (hsa_op_reg_p): Remove typedef.
2515 (hsa_function_representation): Change hsa_op_reg_p into plain
2517 (hsa_insn_phi): Removed new and delete operators.
2518 (hsa_insn_br): Likewise.
2519 (hsa_insn_cbr): Likewise.
2520 (hsa_insn_sbr): Likewise.
2521 (hsa_insn_cmp): Likewise.
2522 (hsa_insn_mem): Likewise.
2523 (hsa_insn_atomic): Likewise.
2524 (hsa_insn_signal): Likewise.
2525 (hsa_insn_seg): Likewise.
2526 (hsa_insn_call): Likewise.
2527 (hsa_insn_arg_block): Likewise.
2528 (hsa_insn_comment): Likewise.
2529 (hsa_insn_srctype): Likewise.
2530 (hsa_insn_packed): Likewise.
2531 (hsa_insn_cvt): Likewise.
2532 (hsa_insn_alloca): Likewise.
2533 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
2534 (process_gpu_implementation_attributes): New function.
2535 (link_functions): Move some functionality into it. Adjust after
2536 renaming m_binded_functions to m_bound_functions.
2537 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
2538 to the list of instructions with no output registers.
2539 (get_in_type): Return this if it is a register of
2541 (hsa_get_declaration_name): Moved to...
2542 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
2543 temporary string on an obstack instead from ggc.
2544 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
2545 down to two overloads.
2546 (hsa_allocp_operand_address): Removed.
2547 (hsa_allocp_operand_immed): Likewise.
2548 (hsa_allocp_operand_reg): Likewise.
2549 (hsa_allocp_operand_code_list): Likewise.
2550 (hsa_allocp_operand_operand_list): Likewise.
2551 (hsa_allocp_inst_basic): Likewise.
2552 (hsa_allocp_inst_phi): Likewise.
2553 (hsa_allocp_inst_mem): Likewise.
2554 (hsa_allocp_inst_atomic): Likewise.
2555 (hsa_allocp_inst_signal): Likewise.
2556 (hsa_allocp_inst_seg): Likewise.
2557 (hsa_allocp_inst_cmp): Likewise.
2558 (hsa_allocp_inst_br): Likewise.
2559 (hsa_allocp_inst_sbr): Likewise.
2560 (hsa_allocp_inst_call): Likewise.
2561 (hsa_allocp_inst_arg_block): Likewise.
2562 (hsa_allocp_inst_comment): Likewise.
2563 (hsa_allocp_inst_queue): Likewise.
2564 (hsa_allocp_inst_srctype): Likewise.
2565 (hsa_allocp_inst_packed): Likewise.
2566 (hsa_allocp_inst_cvt): Likewise.
2567 (hsa_allocp_inst_alloca): Likewise.
2568 (hsa_allocp_bb): Likewise.
2570 (hsa_init_data_for_cfun): Initialize obstack.
2571 (hsa_deinit_data_for_cfun): Release memory of the obstack.
2572 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
2573 (hsa_op_reg::operator new): Likewise.
2574 (hsa_op_address::operator new): Likewise.
2575 (hsa_op_code_list::operator new): Likewise.
2576 (hsa_op_operand_list::operator new): Likewise.
2577 (hsa_insn_basic::operator new): Likewise.
2578 (hsa_insn_phi::operator new): Likewise.
2579 (hsa_insn_br::operator new): Likewise.
2580 (hsa_insn_sbr::operator new): Likewise.
2581 (hsa_insn_cmp::operator new): Likewise.
2582 (hsa_insn_mem::operator new): Likewise.
2583 (hsa_insn_atomic::operator new): Likewise.
2584 (hsa_insn_signal::operator new): Likewise.
2585 (hsa_insn_seg::operator new): Likewise.
2586 (hsa_insn_call::operator new): Likewise.
2587 (hsa_insn_arg_block::operator new): Likewise.
2588 (hsa_insn_comment::operator new): Likewise.
2589 (hsa_insn_srctype::operator new): Likewise.
2590 (hsa_insn_packed::operator new): Likewise.
2591 (hsa_insn_cvt::operator new): Likewise.
2592 (hsa_insn_alloca::operator new): Likewise.
2593 (hsa_init_new_bb): Likewise.
2594 (hsa_bb::append_phi): New function.
2595 (gen_hsa_phi_from_gimple_phi): Use it.
2596 (get_symbol_for_decl): Fix dinstinguishing between
2597 global and local functions. Put local variables into a segment
2598 according to their attribute or static flag, if there is one.
2599 (hsa_insn_br::hsa_insn_br): New.
2600 (hsa_insn_br::operator new): Likewise.
2601 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
2602 (query_hsa_grid_nodim): New function.
2603 (multiply_grid_dim_characteristics): Likewise.
2604 (gen_get_num_threads): Likewise.
2605 (gen_get_num_teams): Reimplemented.
2606 (gen_get_team_num): Likewise.
2607 (gen_hsa_insns_for_known_library_call): Updated calls to the above
2609 (get_memory_order_name): Removed.
2610 (get_memory_order): Likewise.
2611 (hsa_memorder_from_tree): New function.
2612 (gen_hsa_ternary_atomic_for_builtin): Renamed to
2613 gen_hsa_atomic_for_builtin, can also create signals.
2614 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
2615 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
2616 (hsa_insn_atomic): Fix function comment.
2617 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
2618 ancestor constructor and initialization of new member variables.
2619 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
2621 (hsa_get_host_function): Handle functions with no bound CPU
2622 implementation. Fix binded to bound.
2623 (get_brig_function_name): Likewise.
2624 (HSA_SORRY_ATV): Remove semicolon after macro.
2625 (HSA_SORRY_AT): Likewise.
2626 (omp_simple_builtin::generate): Add missing semicolons.
2627 (hsa_insn_phi::operator new): Removed.
2628 (hsa_insn_br::operator new): Likewise.
2629 (hsa_insn_cbr::operator new): Likewise.
2630 (hsa_insn_sbr::operator new): Likewise.
2631 (hsa_insn_cmp::operator new): Likewise.
2632 (hsa_insn_mem::operator new): Likewise.
2633 (hsa_insn_atomic::operator new): Likewise.
2634 (hsa_insn_signal::operator new): Likewise.
2635 (hsa_insn_seg::operator new): Likewise.
2636 (hsa_insn_call::operator new): Likewise.
2637 (hsa_insn_arg_block::operator new): Likewise.
2638 (hsa_insn_comment::operator new): Likewise.
2639 (hsa_insn_srctype::operator new): Likewise.
2640 (hsa_insn_packed::operator new): Likewise.
2641 (hsa_insn_cvt::operator new): Likewise.
2642 (hsa_insn_alloca::operator new): Likewise.
2643 (get_symbol_for_decl): Accept CONST_DECLs, put them to
2645 (gen_hsa_addr): Also process CONST_DECLs.
2646 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
2648 (gen_hsa_unary_operation): Make sure the function does
2649 not use bittype source type for firstbit and lastbit operations.
2650 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
2652 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
2654 (emit_branch_insn): Renamed to emit_cond_branch_insn.
2655 Emit the width stored in the class.
2656 (emit_generic_branch_insn): New function.
2657 (emit_insn): Call emit_generic_branch_insn.
2658 (emit_signal_insn): Remove obsolete comment. Update
2659 member variable name, pick a type according to profile.
2660 (emit_alloca_insn): Remove obsolete comment.
2661 (emit_atomic_insn): Likewise.
2662 (emit_queue_insn): Get segment and memory order from the IR object.
2663 (hsa_brig_section): Make allocate_new_chunk, chunks
2664 and cur_chunk provate, add a default NULL parameter to add method.
2665 (hsa_brig_section::add): Added a new parameter, store pointer to
2666 output data there if it is non-NULL.
2667 (emit_function_directives): Use this new parameter instead of
2668 calculating the pointer itself, fix function comment.
2669 (hsa_brig_emit_function): Add forgotten endian conversion.
2670 (hsa_output_kernels): Remove unnecessary building of
2671 kernel_dependencies_vector_type.
2672 (emit_immediate_operand): Declare.
2673 (emit_directive_variable): Also emit initializers of CONST_DECLs.
2674 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
2675 (verify_function_arguments): Properly detect variadic
2677 * hsa-dump.c (hsa_width_specifier_name): New function.
2678 (dump_hsa_insn_1): Dump generic branch instructions, update signal
2679 member variable name. Special dumping for queue objects.
2680 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
2681 m_binded_functions to m_bound_functions. Copy externally visible flag
2683 (ipa_hsa_write_summary): Likewise.
2684 (ipa_hsa_read_section): Likewise.
2686 2016-11-23 Richard Biener <rguenther@suse.de>
2688 PR tree-optimization/78396
2689 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
2690 vectorize try vectorizing an if-converted body using BB vectorization.
2692 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2693 Alan Hayward <alan.hayward@arm.com>
2694 David Sherwood <david.sherwood@arm.com>
2696 * rtlanal.c (subreg_get_info): Use more local variables.
2697 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
2698 occupies at least one register. Assume that full hard registers
2699 have consistent endianness. Share previously-duplicated if block.
2700 Rework the main handling so that it operates on independently-
2701 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
2702 to check lowpart offsets, without trying to find an equivalent
2703 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
2704 as a final register-endianness correction.
2706 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2712 * combine.c (make_compound_operation_int): Do not convert a subreg of
2713 a non-constant logical shift right to a zero_extract. Handle the case
2714 where some zero bits have been shifted into the range covered by that
2717 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2718 Alan Hayward <alan.hayward@arm.com>
2719 David Sherwood <david.sherwood@arm.com>
2721 * rtl.h (subreg_size_offset_from_lsb): Declare.
2722 (subreg_offset_from_lsb): New function.
2723 (subreg_size_lowpart_offset): Declare.
2724 (subreg_lowpart_offset): Turn into an inline function.
2725 (subreg_size_highpart_offset): Declare.
2726 (subreg_highpart_offset): Turn into an inline function.
2727 * emit-rtl.c (subreg_size_lowpart_offset): New function.
2728 (subreg_size_highpart_offset): Likewise
2729 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
2731 2016-11-23 Richard Biener <rguenther@suse.de>
2733 PR tree-optimization/78482
2734 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
2735 (remove_forwarder_block_with_phi): When merging with a loop
2736 header creates a new latch reset number of iteration information
2739 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
2741 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
2742 (*ashrsi3_extend0): ...this. Accept constant integers.
2743 (*ashrsi3_extend2): Rename to...
2744 (*ashrsi3_extend1): ...this.
2745 (*ashrsi3_extend2): New pattern.
2746 (*lshrsi3_extend1): Accept constant integers.
2747 (*lshrsi3_extend2): Fix condition on operand 2.
2749 2016-11-23 Martin Liska <mliska@suse.cz>
2751 * config/i386/i386.c: Initialize function pointer to NULL.
2753 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2755 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2756 for A == C1 ? A : C2 to below.
2757 * match.pd: Move from above to here:
2758 (cond (eq (convert1? x) c1) (convert2? x) c2)
2759 -> (cond (eq x c1) c1 c2).
2761 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2763 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2764 for A cmp C1 ? A : C2 to below, also simplify remaining code.
2765 * match.pd: Move and extend simplification from above to here:
2766 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2767 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
2768 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
2770 2016-11-23 Martin Liska <mliska@suse.cz>
2771 Martin Jambor <mjambor@suse.cz>
2773 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
2775 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
2778 * opts.c (finish_options): Set -fsyntax-only if running self tests.
2780 2016-11-23 Richard Biener <rguenther@suse.de>
2783 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
2784 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
2786 2016-11-23 Richard Biener <rguenther@suse.de>
2789 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
2792 2016-11-23 Richard Biener <rguenther@suse.de>
2793 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
2795 PR tree-optimization/78154
2796 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
2797 returns it's argument and the argument is nonnull.
2798 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
2799 ATT_RETNONNULL_NOTHROW_LEAF.
2800 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
2801 ATTR_RETNONNULL_NOTHROW_LEAF.
2802 (BUILT_IN_STPCPY): Likewise.
2803 (BUILT_IN_STPNCPY): Likewise.
2804 (BUILT_IN_MEMPCPY_CHK): Likewise.
2805 (BUILT_IN_STPCPY_CHK): Likewise.
2806 (BUILT_IN_STPNCPY_CHK): Likewise.
2807 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
2808 (BUILT_IN_STRNCAT): Likewise.
2809 (BUILT_IN_STRNCPY): Likewise.
2810 (BUILT_IN_MEMSET_CHK): Likewise.
2811 (BUILT_IN_STRCAT_CHK): Likewise.
2812 (BUILT_IN_STRCPY_CHK): Likewise.
2813 (BUILT_IN_STRNCAT_CHK): Likewise.
2814 (BUILT_IN_STRNCPY_CHK): Likewise.
2816 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
2818 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
2819 * fold-const.h (tree_expr_nonzero_p) : Declare.
2820 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
2822 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
2824 * system.h (HAVE_DESIGNATED_INITIALIZERS,
2825 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
2826 "defined" in macros.
2827 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
2828 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
2829 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
2831 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
2834 * config/avr/constraints.md (Csp): Widen range to [-11..6].
2835 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
2836 of RCALLs in prologue to 3.
2838 2016-11-22 Michael Collison <michael.collison@arm.com>
2840 * config/aarch64/aarch64-protos.h
2841 (aarch64_and_split_imm1, aarch64_and_split_imm2)
2842 (aarch64_and_bitmask_imm): New prototypes
2843 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
2844 New overloaded function to create bit mask covering the
2845 lowest to highest bits set.
2846 (aarch64_and_split_imm2): New overloaded functions to create bit
2847 mask of zeros between first and last bit set.
2848 (aarch64_and_bitmask_imm): New function to determine if a integer
2849 is a valid two instruction "and" operation.
2850 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
2851 allowing wider range of constants with "and" operations.
2852 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
2853 "and" operator from matching restricted constant range used for
2854 ior and xor operators.
2855 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
2856 for constants in "and" operantions.
2857 (UsP constraint): New DImode constraint for constants
2858 in "and" operations.
2859 * config/aarch64/iterators.md (lconst2): New mode iterator.
2860 (LOGICAL2): New code iterator.
2861 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
2863 (aarch64_logical_and_operand): New predicate allowing extended
2864 constants for "and" operations.
2866 2016-11-22 Walter Lee <walt@tilera.com>
2868 * config/tilegx/tilegx.md (trap): New pattern.
2869 * config/tilepro/tilepro.md (trap): Likewise.
2871 2016-11-22 Walter Lee <walt@tilera.com>
2873 * config/tilegx/tilegx.md (*zero_extract): Use
2874 define_insn_and_split instead of define_insn; Handle pos + size >
2876 (*sign_extract): Likewise.
2878 2016-11-22 Marek Polacek <polacek@redhat.com>
2880 PR tree-optimization/78455
2881 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
2883 2016-11-22 Ian Lance Taylor <iant@golang.org>
2887 * godump.c (go_format_type): Always pass alignment as 1 when
2888 calling go_append_padding at end of struct/union.
2890 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2893 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
2894 _mm512_setzero_hi): Removed.
2895 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
2896 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
2897 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
2898 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
2899 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
2900 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
2901 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
2902 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
2903 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
2904 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
2905 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
2906 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
2907 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
2908 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
2909 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
2910 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
2911 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
2912 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
2913 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
2914 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
2915 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
2916 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
2917 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
2918 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
2919 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
2920 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
2921 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
2922 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
2923 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
2924 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
2925 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
2926 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
2927 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
2928 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
2929 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
2930 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
2931 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2932 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2933 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2934 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
2935 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
2936 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
2937 _mm512_setzero_qi or _mm512_setzero_hi.
2938 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
2939 _mm512_maskz_dbsad_epu8): Formatting fixes.
2940 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
2941 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2942 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2943 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2944 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
2945 _mm512_setzero_qi or _mm512_setzero_hi.
2947 2016-11-22 Nathan Sidwell <nathan@acm.org>
2949 * gcc-ar.c (main): Fix indentation.
2950 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
2951 * ggc-page.c (move_ptes_to_front): Fix formatting.
2952 * hsa-dump.c (dump_has_cfun): Fix indentation.
2953 * sel-sched-ir.h: Remove trailing blank lines.
2955 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2956 Alexander Monakov <amonakov@ispras.ru>
2958 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
2959 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
2960 (omp_clause_code_name): Add _simt_ name.
2961 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
2962 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
2963 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
2964 (scan_omp_simd): New function.
2965 (scan_omp_1_stmt): Use it in target regions if needed.
2966 (omp_max_vf): Don't max with omp_max_simt_vf.
2967 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
2968 OMP_CLAUSE__SIMT_ is present.
2969 (lower_rec_input_clauses): Compute maybe_simt from presence of
2971 (lower_lastprivate_clauses): Likewise.
2972 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
2973 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
2974 * internal-fn.def (GOMP_USE_SIMT): New internal function.
2975 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
2977 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
2979 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
2980 (expand_GOMP_SIMT_VF): New.
2981 (expand_GOMP_SIMT_LAST_LANE): New.
2982 (expand_GOMP_SIMT_ORDERED_PRED): New.
2983 (expand_GOMP_SIMT_VOTE_ANY): New.
2984 (expand_GOMP_SIMT_XCHG_BFLY): New.
2985 (expand_GOMP_SIMT_XCHG_IDX): New.
2986 * internal-fn.def (GOMP_SIMT_LANE): New.
2987 (GOMP_SIMT_VF): New.
2988 (GOMP_SIMT_LAST_LANE): New.
2989 (GOMP_SIMT_ORDERED_PRED): New.
2990 (GOMP_SIMT_VOTE_ANY): New.
2991 (GOMP_SIMT_XCHG_BFLY): New.
2992 (GOMP_SIMT_XCHG_IDX): New.
2993 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
2994 (create_omp_child_function): ...here. Set "omp target entrypoint"
2995 or "omp declare target" attribute based on is_gimple_omp_offloaded.
2996 (omp_max_simt_vf): New. Use it...
2997 (omp_max_vf): ...here.
2998 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
2999 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
3000 (lower_omp_ordered): Likewise, for "ordered" lowering.
3001 (expand_omp_simd): Add SIMT transforms.
3002 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
3003 (execute_omp_device_lower): New.
3004 (pass_data_omp_device_lower): New.
3005 (pass_omp_device_lower): New pass.
3006 (make_pass_omp_device_lower): New.
3007 * passes.def (pass_omp_device_lower): Position new pass.
3008 * tree-pass.h (PROP_gimple_lomp_dev): Define.
3009 (make_pass_omp_device_lower): Declare.
3011 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3014 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
3015 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
3017 (_mm_maskz_load_epi64): Likewise.
3018 (_mm_setzero_hi): Removed.
3019 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
3021 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
3022 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
3023 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
3024 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
3025 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
3026 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
3027 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
3028 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
3029 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
3030 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
3031 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
3033 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
3034 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
3035 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
3036 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
3037 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
3038 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
3039 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
3040 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
3041 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
3042 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
3043 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
3044 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
3045 instead of _mm_setzero_hi.
3046 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
3047 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
3048 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
3049 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
3050 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
3051 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
3052 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
3053 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
3054 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
3055 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
3056 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
3057 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
3058 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
3059 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
3060 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
3061 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
3062 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
3063 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
3064 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
3065 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
3066 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
3067 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
3068 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
3069 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
3070 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
3071 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
3073 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
3074 instead of _mm_setzero_hi.
3075 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
3076 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
3077 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
3078 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
3079 _mm_setzero_si128 instead of _mm_setzero_di.
3080 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
3081 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
3082 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
3083 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
3084 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
3085 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
3086 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
3087 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
3088 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
3089 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
3090 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
3091 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
3092 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
3093 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
3094 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
3095 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
3096 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
3097 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
3098 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
3099 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
3100 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
3101 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
3102 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
3103 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
3104 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
3105 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
3106 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
3107 _mm512_maskz_insertf32x8): Formatting fixes.
3108 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
3109 _mm_setzero_si128 instead of _mm_setzero_di.
3110 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
3111 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
3112 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
3113 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
3114 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
3115 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
3116 _mm_setzero_si128 instead of _mm_setzero_di.
3117 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
3119 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
3120 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
3121 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
3122 _mm_setzero_si128 instead of _mm_setzero_hi.
3123 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
3124 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
3125 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
3126 instead of _mm_setzero_di.
3127 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
3128 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
3130 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
3131 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
3133 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
3135 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
3136 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
3137 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
3139 2016-11-22 Carl Love <cel@us.ibm.com>
3141 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
3142 equal and vector compare not equal. The vector compares take two
3143 arguments of type vector bool char, vector bool short, vector bool int,
3144 vector bool long long with the same return type.
3145 * doc/extend.texi: Update built-in documentation file for the new
3148 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
3150 * Makefile.in ($(lang_checks_parallelized)): Fix detection
3153 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3155 * config.gcc: Allow new rmprofile value for configure option
3156 --with-multilib-list.
3157 * config/arm/t-rmprofile: New file.
3158 * doc/install.texi (--with-multilib-list): Document new rmprofile value
3161 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3164 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
3165 register operand in alternatives 4,5,6.
3167 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3170 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
3171 in save register mask if it is needed.
3173 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3175 PR tree-optimization/78436
3176 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
3177 (shift_bytes_in_array, shift_bytes_in_array_right,
3178 merged_store_group::apply_stores): Formatting fixes.
3179 (clear_bit_region): Likewise. Use memset.
3180 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
3181 instead of EXPR and inerted instead of inserted. Use memset instead
3182 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
3186 * expmed.c (expand_divmod): Use wide_int for computation of
3187 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
3188 Use size <= HOST_BITS_PER_WIDE_INT instead of
3189 HOST_BITS_PER_WIDE_INT >= size.
3191 PR tree-optimization/78445
3192 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
3193 any_complicated_phi, version loop even if flag_tree_loop_if_convert
3194 is 1. Formatting fix.
3196 2016-11-22 Martin Liska <mliska@suse.cz>
3199 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
3200 (sem_function::get_hash): Use the new field.
3201 (sem_function::parse): Remove an argument from ctor.
3202 (sem_variable::parse): Likewise.
3203 (sem_variable::get_hash): Use the new field.
3204 (sem_item_optimizer::read_section): Use new ctor and set hash.
3205 * ipa-icf.h: _hash is removed from sem_item::sem_item,
3206 sem_variable::sem_variable, sem_function::sem_function.
3208 2016-11-21 Jeff Law <law@redhat.com>
3211 * config/cris/cris.md: Don't call copy_to_mode_reg unless
3212 can_create_pseudo_p is true.
3214 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
3217 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
3218 *rotldi3_insert_7): New define_insns.
3220 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3222 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
3223 so that DImode can be allocated to FP/vector registers in more
3224 cases, and we can avoid direct move operations. If the register
3225 needs reloading, prefer GPRs over FP/vector registers. In the
3226 case of FPR vs. Altivec registers, prefer FPR registers unless we
3227 have the ISA 3.0 reg+offset scalar instructions.
3228 (movdi_internal64): Likewise.
3230 2016-11-21 Jakub Jelinek <jakub@redhat.com>
3233 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
3234 for tmp simd array if DECL_NAME (parm) is NULL.
3236 2016-11-20 Jeff Law <law@redhat.com>
3239 * config/m68k/predicates.md (swap_peephole_relational_operator): New
3241 * config/m68k/m68k.md (relational tests against 65535/65536): New
3244 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3246 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
3248 2016-11-21 Martin Sebor <msebor@redhat.com>
3250 * doc/invoke.texi (-fprintf-return-value): Document that option
3251 is enabled by default.
3253 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3255 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
3256 for-loop declaration of loop variable.
3257 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
3258 * config/avr/avr.c (avr_popcount_each_byte)
3259 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
3260 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
3261 (avr_expand_epilogue, avr_function_arg_advance)
3262 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
3263 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
3264 (avr_adjust_reg_alloc_order, output_reload_in_const)
3265 (avr_conditional_register_usage, avr_find_unused_d_reg)
3266 (avr_map_decompose, avr_fold_builtin): Same.
3268 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3270 * config/avr/avr.c (avr_popcount): Remove static function.
3271 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
3273 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
3275 * arm.opt (mapcs-float): Delete option.
3276 * arm.c (arm_option_override): Remove hunk relating to
3278 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
3280 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
3282 * tree-tailcall.c (process_assignment): Simplify the check for
3283 a valid copy, allowing the source to be a local variable as
3284 well as an SSA name.
3285 (find_tail_calls): Allow copies between local variables to follow
3286 the call. Allow the result to be stored in any local variable,
3287 even if it's an aggregate.
3288 (eliminate_tail_call): Check whether the result is an SSA name
3289 before updating its SSA_NAME_DEF_STMT.
3291 2016-11-21 David Malcolm <dmalcolm@redhat.com>
3293 PR preprocessor/78324
3294 * input.c (get_substring_ranges_for_loc): Fail gracefully if
3295 -ftrack-macro-expansion has a value other than 2.
3297 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
3299 PR rtl-optimization/78400
3300 * shrink-wrap.c (try_shrink_wrapping_separate): Call
3301 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
3302 and df_update_exit_block_uses.
3304 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3307 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
3308 new default-enabled warning..
3309 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
3310 (BT_PTR_CONST_STRING): Updated.
3311 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
3312 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
3313 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
3314 (strftime): Update builtin function.
3315 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
3316 * tree.h (const_tm_ptr_type_node): New type node.
3317 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
3318 const_tm_ptr_type_node.
3320 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3322 PR tree-optimization/78413
3323 * tree-if-conv.c (versionable_outer_loop_p): Require that both
3324 inner and outer loop latches have single predecessors.
3326 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3329 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
3330 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
3332 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3334 * rtl.h: Adjust prototype.
3335 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
3336 (dead_or_set_regno_p): Likewise.
3338 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3340 * rtl.h: Adjust prototype.
3341 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
3343 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3345 * function.c (contains): Change argument type to rtx_insn *.
3346 (prologue_contains): Likewise.
3347 (epilogue_contains): Likewise.
3348 (prologue_epilogue_contains): Likewise.
3349 * function.h: Adjust prototype.
3351 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3353 * optabs.c (emit_libcall_block): Change argument type to
3355 * optabs.h: Adjust prototype.
3357 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3359 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
3360 (fixup_reorder_chain): Adjust.
3361 * cfgrtl.h: Adjust prototype.
3363 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3365 * rtl.h: Adjust prototype.
3366 * rtlanal.c (replace_label_in_insn): Change argument type to
3369 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3371 * config/v850/v850.c (expand_prologue): Adjust.
3372 (expand_epilogue): Likewise.
3373 * expr.c (init_expr_target): Likewise.
3374 * genrecog.c (print_subroutine): Always make the argument type
3376 * recog.h: Adjust prototype.
3378 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3380 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
3381 up variables to make some rtx_insn *.
3382 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
3383 * config/arc/arc.c: Likewise.
3384 * config/arm/arm.c: Likewise.
3385 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
3386 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
3388 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
3390 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3392 * config/arm/arm.c (legitimize_pic_address): Change to use
3393 rtx_insn * as the type of variables.
3394 (arm_pic_static_addr): Likewise.
3395 (arm_emit_movpair): Likewise.
3396 * config/c6x/c6x.c (reorg_split_calls): Likewise.
3397 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
3398 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
3399 * config/frv/frv.md: Likewise.
3400 * config/i386/i386-protos.h: Likewise.
3401 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
3402 (ix86_split_fp_branch): Likewise.
3403 (predict_jump): Likewise.
3404 * config/ia64/ia64.c: Likewise.
3405 * config/mcore/mcore.c: Likewise.
3406 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
3407 * config/s390/s390.c: Likewise.
3408 * config/s390/s390.md: Likewise.
3409 * config/spu/spu.md: Likewise.
3410 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
3411 * lower-subreg.c (resolve_simple_move): Likewise.
3413 2016-11-20 Jeff Law <law@redhat.com>
3416 * reload.h (struct target_reload): Make x_double_reg_address_ok
3418 * reload.c (find_reloads_address): Check if double_reg_address_ok
3419 is true for the mode of the memory reference.
3420 * reload1.c (init_reload): Initialize double_reg_address_ok for
3423 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
3426 * tree-ssa-uninit.c: Define new global max_phi_args.
3427 (compute_uninit_opnds_pos): Use max_phi_args.
3428 (prune_uninit_phi_opnds): Same.
3429 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
3430 missing NUM_PREDS in function comment.
3431 (can_one_predicate_be_invalidated_p): New.
3432 (can_chain_union_be_invalidated_p): New.
3433 (flatten_out_predicate_chains): New.
3434 (uninit_ops_invalidate_phi_use): New.
3435 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
3437 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
3439 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
3440 * match.pd (A /[ex] B CMP C): New simplifications.
3442 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
3444 * match.pd (0 / X, X / X, X % X): New simplifications.
3446 2016-11-19 Jakub Jelinek <jakub@redhat.com>
3448 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
3449 when checking if callee's isa flags are subset of caller's isa flags.
3450 Fix comment wording.
3452 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
3453 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
3454 instead and using = 0 instead of &= 0.
3456 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
3457 ix86_add_new_builtins): Formatting fixes.
3458 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
3459 (ix86_get_builtin): Likewise.
3461 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
3462 don't initialize it, don't use it for the case where it isn't
3463 provable %{z} nor using the same argument, instead move merge
3464 argument into a new pseudo and use that as target. Formatting fixes.
3466 2016-11-19 Jeff Law <law@redhat.com>
3469 * config/m68k/m68k.md (bsetdreg): New pattern.
3470 (bchgdreg, bclrdreg): Likewise.
3472 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
3475 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
3476 instead of force_reg.
3477 (sh_expand_setmem): Likewise.
3479 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
3481 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
3483 2016-11-18 Walter Lee <walt@tilera.com>
3485 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
3486 end-of-bundle marker for consecutive barriers.
3488 2016-11-18 Walter Lee <walt@tilera.com>
3490 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
3492 2016-11-18 Jakub Jelinek <jakub@redhat.com>
3495 * multiple_target.c (get_attr_len): Start with argnum and increment
3496 argnum on every arg. Use strchr in a loop instead of counting commas
3498 (get_attr_str): Increment argnum for every comma in the string.
3499 (separate_attrs): Use for instead of while loop, simplify.
3500 (expand_target_clones): Rename defenition argument to definition.
3501 Free attrs and attr_str even when diagnosing errors. Temporarily
3502 change input_location around targetm.target_option.valid_attribute_p
3503 calls. Don't emit warning or errors if that function fails.
3505 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
3508 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
3509 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
3510 abbrev_opt_base_type_end only by increasing die_abbrev, before
3512 (optimize_abbrev_table): Don't change abbrev numbers of
3513 base types and CU or optimize implicit consts in them if
3514 calc_base_type_die_sizes has been called during build_abbrev_table.
3515 (calc_base_type_die_sizes): If abbrev_opt_start, set
3516 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
3518 2016-11-18 Jeff Law <law@redhat.com>
3521 * config/m68k/m68k.c (moveq feeding equality comparison): New
3523 * config/m68k/predicates.md (addq_subq_operand): New predicate.
3524 (equality_comparison_operator): Likewise.
3526 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3528 * rtlanal.c (load_extend_op): Move to...
3529 * rtl.h: ...here and make inline.
3531 2016-11-18 Terry Guo <terry.guo@arm.com>
3532 Thomas Preud'homme <thomas.preudhomme@arm.com>
3534 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
3535 * config/arm/arm-opts.h: Include arm-flags.h.
3536 (struct arm_arch_core_flag): Define.
3537 (arm_arch_core_flags): Define.
3538 * config/arm/arm-protos.h: Include arm-flags.h
3539 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
3540 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
3541 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
3542 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
3543 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
3544 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
3545 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
3546 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
3547 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
3548 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
3549 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
3550 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
3551 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
3552 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
3553 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
3554 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
3555 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
3556 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
3557 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
3558 ARM_FSET_CPU_SUBSET): Move to ...
3559 * config/arm/arm-flags.h: This new file.
3560 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
3561 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
3562 (TARGET_MODE_SPECS): Define.
3563 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
3565 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
3567 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
3568 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
3569 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
3570 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
3571 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
3572 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
3573 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
3574 missing and make value unsigned.
3575 (arm_feature_set): Use unsigned entries instead of unsigned long.
3577 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3579 Re-apply after PR bootstrap/77359 is fixed:
3580 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3582 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3583 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
3586 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3589 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
3590 variables in functions calling alloca. Also update the ASCII
3592 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
3593 (STACK_DYNAMIC_OFFSET): Likewise.
3594 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
3595 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
3598 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3599 Alan Hayward <alan.hayward@arm.com>
3600 David Sherwood <david.sherwood@arm.com>
3602 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
3603 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
3604 (add_const_value_attribute): Likewise.
3605 * explow.c (plus_constant): Likewise.
3606 * expmed.c (expand_mult, make_tree): Likewise.
3607 * expr.c (convert_modes): Likewise.
3608 * loop-doloop.c (doloop_optimize): Likewise.
3609 * postreload.c (reload_cse_simplify_set): Likewise.
3610 * simplify-rtx.c (simplify_const_unary_operation): Likewise
3611 (simplify_binary_operation_1, simplify_const_binary_operation):
3613 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
3614 * wide-int.h: Update documentation to recommend rtx_mode_t
3615 instead of std::make_pair.
3617 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3618 Alan Hayward <alan.hayward@arm.com>
3619 David Sherwood <david.sherwood@arm.com>
3621 * tree.h (SET_DECL_MODE): New macro.
3622 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
3623 (expand_gimple_basic_block): Likewise.
3624 * function.c (split_complex_args): Likeise.
3625 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
3626 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
3627 * stor-layout.c (layout_decl, relayout_decl): Likewise.
3628 (finish_bitfield_representative): Likewise.
3629 * tree.c (make_node_stat): Likewise.
3630 * tree-inline.c (remap_ssa_name): Likewise.
3631 (tree_function_versioning): Likewise.
3632 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
3633 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
3634 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
3635 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
3636 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
3637 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
3638 * varasm.c (make_debug_expr_from_rtl): Likewise.
3640 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
3642 PR rtl-optimization/71785
3643 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
3644 (duplicate_computed_gotos): New function.
3645 (pass_duplicate_computed_gotos::execute): Rewrite.
3647 2016-11-17 Jeff Law <law@redhat.com>
3650 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
3651 barrier prior to deallocating the stack.
3653 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
3655 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
3656 to make better use of cmem loads in the case where a single bit is
3658 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
3660 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
3662 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
3664 (isa_names_table): Handle new features.
3666 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
3667 Andrew Senkevich <andrew.senkevich@intel.com>
3669 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
3670 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
3671 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
3672 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
3673 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
3674 * config/i386/avx5124fmapsintrin.h: New file.
3675 * config/i386/avx5124vnniwintrin.h: Ditto.
3676 * config/i386/constraints.md (h): New constraint.
3677 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
3678 * config/i386/driver-i386.c (host_detect_local_cpu):
3679 Detect avx5124fmaps, avx5124vnniw.
3680 * config/i386/i386-builtin-types.def: Add types
3681 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
3682 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
3683 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
3684 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
3685 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
3686 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
3687 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
3688 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
3689 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
3690 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
3691 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
3692 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
3693 __builtin_ia32_vp4dpwssds_mask): New.
3694 * config/i386/i386-c.c (ix86_target_macros_internal):
3695 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
3696 * config/i386/i386-modes.def: Fixed comment typos, added new
3697 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
3698 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
3700 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
3701 (ix86_option_override_internal): Handle new options.
3702 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
3704 (ix86_expand_builtin): Handle new builtins.
3705 (ix86_additional_allocno_class_p): New.
3706 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
3707 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
3708 (reg_class): Add MOD4_SSE_REGS.
3709 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
3710 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
3711 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
3712 avx5124vnniwintrin.h.
3713 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
3714 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
3715 (define_mode_iterator IMOD4): New.
3716 (define_mode_attr imod4_narrow): Ditto.
3717 (define_insn "mov<mode>"): Ditto.
3718 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
3719 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
3720 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
3721 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
3722 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
3723 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
3724 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
3725 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
3726 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
3727 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
3728 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
3729 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
3730 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
3731 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
3732 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
3733 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
3734 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
3735 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
3736 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
3737 * genmodes.c (mode_size_inline): Extend return type.
3738 * machmode.h (mode_size, mode_base_align): Extend type.
3740 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
3743 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
3744 the appropriate checks for SFmode/DFmode load/stores in GPR
3746 (fusion_addis_mem_combo_store): Likewise.
3747 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
3748 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
3749 d-form instructions for traditional Altivec registers.
3750 (emit_fusion_p9_load): Likewise.
3751 (emit_fusion_p9_store): Likewise.
3752 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
3753 early clobber from scratch register. Do not match if the register
3754 being stored is the scratch register.
3755 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
3756 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
3757 instructions for traditional Altivec registers.
3758 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
3759 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3760 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3762 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
3765 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
3766 being live in the function and lr needing to be saved. Distinguish
3767 between already saved pushable registers and registers to push.
3768 Check for LR being an available pushable register.
3770 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3772 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
3773 string input is a string constant.
3774 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
3775 via cmpstrnsi even if neither string is constant.
3777 2016-11-17 Jakub Jelinek <jakub@redhat.com>
3780 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
3781 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
3782 instead, return false if it is NULL, or doesn't fit into uhwi, or
3783 is larger or equal to targetm.max_anchor_offset.
3785 2016-11-17 Pip Cet <pipcet@gmail.com>
3786 Eric Botcazou <ebotcazou@adacore.com>
3788 PR rtl-optimization/78355
3789 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
3790 needs to deal with unaligned accesses.
3791 * doc/tm.texi: Regenerate.
3792 * lra-constraints.c (simplify_operand_subreg): Only invoke
3793 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
3795 2016-11-17 David Malcolm <dmalcolm@redhat.com>
3797 * input.c (selftest::test_lexer_string_locations_long_line): New
3799 (selftest::test_lexer_string_locations_raw_string_multiline): New
3801 (selftest::input_c_tests): Call the new functions, via
3802 for_each_line_table_case.
3804 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3806 * config/aarch64/aarch64.md (mov<mode>): Call
3807 aarch64_split_dimode_const_store on DImode constant stores.
3808 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
3810 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
3813 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3814 Richard Biener <rguenther@suse.de>
3816 PR tree-optimization/77848
3817 * tree-if-conv.c (tree_if_conversion): Always version loops unless
3818 the user specified -ftree-loop-if-convert.
3820 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
3823 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
3824 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
3825 *thumb2_strd_base_neg): Recognize insn regardless of
3826 current_tune->prefer_ldrd_strd.
3827 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
3830 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3832 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
3835 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3837 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
3839 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
3840 * config/arc/arc-cpus.def (quarkse_em): Add.
3841 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
3842 * config/arc/arc-opts.h (FPX_QK): Define.
3843 * config/arc/arc-tables.opt: Regenerate.
3844 * config/arc/arc.c (gen_compare_reg): Change.
3845 (arc_register_move_cost): Avoid Dy,Dx moves.
3846 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
3847 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
3848 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
3850 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
3851 (fix_truncsfsi2_fpu): Rename.
3852 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
3853 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
3854 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
3855 * config/arc/t-multilib: Regenerate.
3857 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
3859 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
3861 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
3862 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
3863 (avr_rtx_costs_1, extra_constraint_Q): Same.
3864 (avr_address_cost): Use SUBREG_P if possible.
3866 2016-11-17 Richard Biener <rguenther@suse.de>
3869 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
3870 non-local goto into CFG.
3872 2016-11-17 Richard Biener <rguenther@suse.de>
3874 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
3875 backward compatibility.
3876 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
3877 * tree-if-conv.c (pass_if_conversion::gate): Do not test
3878 flag_tree_loop_if_convert_stores.
3879 (pass_if_conversion::execute): Likewise.
3881 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3883 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
3884 const_double code before calling aarch64_float_const_zero_rtx_p.
3886 2016-11-17 Richard Biener <rguenther@suse.de>
3888 PR tree-optimization/78306
3889 * ipa-inline-analysis.c (initialize_inline_failed): Do not
3890 inhibit inlining if function calls cilk_spawn.
3891 (can_inline_edge_p): Likewise.
3893 2016-11-17 Richard Biener <rguenther@suse.de>
3896 * fold-const.c (negate_expr_p): Fix multiplication case.
3898 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
3901 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
3903 (TARGET_INIT_LIBFUNCS): Delete definition and...
3904 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
3907 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
3909 * config/netbsd-stdint.h: New.
3910 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
3911 (x86_64-*-netbsd*): Likewise.
3913 2016-11-16 Andrew PInski <apinski@cavium.com>
3915 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
3916 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
3917 flag_aarch64_verbose_cost instead of checking for details dump.
3918 (aarch64_rtx_costs_wrapper): Likewise.
3920 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3922 PR rtl-optimization/78378
3923 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
3924 inner only if pos is 0. Fix up formatting.
3926 2016-11-17 Alan Modra <amodra@gmail.com>
3928 PR rtl-optimization/78325
3929 PR rtl-optimization/70890
3930 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
3933 2016-11-16 Jason Merrill <jason@redhat.com>
3935 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
3937 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3938 Richard Biener <rguenther@suse.de>
3940 PR tree-optimization/77848
3941 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
3942 an outer loop, only save basic block aux information for the inner
3944 (versionable_outer_loop_p): New function.
3945 (tree_if_conversion): Version the outer loop instead of the inner
3946 one if the pattern will be recognized for outer-loop
3949 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
3951 * gcc/bb-reorder.c: Remove 'toplev.h' include.
3952 (pass_partition_blocks::gate): No longer check
3953 user_defined_section_attribute, instead check the function decl
3954 for a section attribute.
3955 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
3956 set user_defined_section_attribute.
3957 * gcc/final.c (rest_of_handle_final): Likewise.
3958 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
3959 * gcc/toplev.h: Remove declaration of
3960 user_defined_section_attribute.
3962 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3964 * config/mips/mips.md (casesi_internal_mips16_<mode>):
3965 Explicitly switch between JR and JRC for the table jump. Adjust
3968 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3970 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
3971 `insn_count' to 11 rather than 16.
3973 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3975 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
3976 `ltu' rather than `leu' operation in the RTL pattern
3978 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3980 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
3981 missing <d> instruction prefixes throughout. Correct
3984 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3986 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
3987 rather than R_MIPS_JALR relocation in microMIPS code. Do not
3988 cancel short delay slots in PIC call relaxation.
3990 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
3992 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
3993 general register with general register or ARM constant into SP
3996 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3999 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
4000 that loop->header == body_bb if broken_loop.
4002 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
4004 * tree-ssa-math-opts.c (bswap_replace): Remove test
4005 of SLOW_UNALIGNED_ACCESS.
4007 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
4009 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
4010 is selected. Pass -mgomp to offload compiler in OpenMP case.
4011 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
4012 declaration from nvptx.c.
4013 (nvptx_gen_shuffle): Declare.
4014 (nvptx_output_set_softstack): Declare.
4015 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
4016 (need_softstack_decl): New variable.
4017 (need_unisimt_decl): New variable.
4018 (diagnose_openacc_conflict): New. Use it...
4019 (nvptx_option_override): ...here. Handle TARGET_GOMP.
4020 (nvptx_encode_section_info): Handle "shared" attribute.
4021 (write_as_kernel): Restrict to OpenACC target regions.
4022 (init_softstack_frame): New.
4023 (nvptx_init_unisimt_predicate): New.
4024 (write_omp_entry): New. Use it...
4025 (nvptx_declare_function_name): ...here to emit OpenMP target region
4026 entrypoints. Handle TARGET_SOFT_STACK. Call
4027 nvptx_init_unisimt_predicate.
4028 (nvptx_output_set_softstack): New.
4029 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
4030 (nvptx_gen_shuffle): Export.
4031 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
4033 (nvptx_print_operand): Fix handling of instruction predicates.
4034 (nvptx_get_unisimt_master): New helper function.
4035 (nvptx_get_unisimt_predicate): Ditto.
4036 (nvptx_call_insn_is_syscall_p): Ditto.
4037 (nvptx_unisimt_handle_set): Ditto.
4038 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
4039 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
4040 (nvptx_handle_shared_attribute): New. Use it...
4041 (nvptx_attribute_table): ... here (new entry).
4042 (nvptx_record_offload_symbol): Handle NULL attributes.
4043 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
4044 (nvptx_simt_vf): New.
4045 (TARGET_SIMT_VF): Define.
4046 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
4047 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
4048 -muniform-simt option is active.
4049 (STACK_SIZE_MODE): Define.
4050 (FIXED_REGISTERS): Adjust.
4051 (SOFTSTACK_SLOT_REGNUM): New.
4052 (SOFTSTACK_PREV_REGNUM): New.
4053 (REGISTER_NAMES): Adjust.
4054 (struct machine_function): New fields.
4055 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
4056 (UNSPEC_VOTE_BALLOT): Ditto.
4057 (UNSPEC_LANEID): Ditto.
4058 (UNSPECV_NOUNROLL): Ditto.
4059 (atomic): New attribute.
4060 (predicable): New attribute. Generate predicated forms via
4062 (br_true): Mark as not predicable.
4064 (br_true_uni): Ditto.
4065 (br_false_uni): Ditto.
4067 (trap_if_true): Ditto.
4068 (trap_if_false): Ditto.
4069 (nvptx_fork): Ditto.
4070 (nvptx_forked): Ditto.
4071 (nvptx_joining): Ditto.
4072 (nvptx_join): Ditto.
4073 (nvptx_barsync): Ditto.
4074 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
4075 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
4076 (allocate_stack_<mode>): Remove unused pattern.
4077 (set_softstack_insn): New pattern.
4078 (restore_stack_block): Handle for TARGET_SOFT_STACK.
4079 (nvptx_vote_ballot): New pattern.
4080 (omp_simt_lane): Ditto.
4081 (omp_simt_last_lane): Ditto.
4082 (omp_simt_ordered): Ditto.
4083 (omp_simt_vote_any): Ditto.
4084 (omp_simt_xchg_bfly): Ditto.
4085 (omp_simt_xchg_idx): Ditto.
4086 (nvptx_nounroll): Ditto.
4087 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
4088 (atomic_exchange<mode>): Ditto.
4089 (atomic_fetch_add<mode>): Ditto.
4090 (atomic_fetch_addsf): Ditto.
4091 (atomic_fetch_<logic><mode>): Ditto.
4092 * config/nvptx/nvptx.opt (msoft-stack): New option.
4093 (muniform-simt): Ditto.
4095 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
4096 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
4097 * doc/invoke.texi (msoft-stack): Document.
4098 (muniform-simt): Document
4100 * doc/tm.texi: Regenerate.
4101 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
4102 * target.def: Define it.
4103 * target-insns.def (omp_simt_lane): New.
4104 (omp_simt_last_lane): New.
4105 (omp_simt_ordered): New.
4106 (omp_simt_vote_any): New.
4107 (omp_simt_xchg_bfly): New.
4108 (omp_simt_xchg_idx): New.
4110 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4112 * config/mips/mips-protos.h (mips_set_text_contents_type): New
4114 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
4115 (ASM_OUTPUT_CASE_END): Likewise.
4116 * config/mips/mips.c (mips_set_text_contents_type): New function.
4117 (mips16_emit_constants): Record the pool's initial label number
4118 with the `consttable' insn. Emit a `consttable_end' insn at the end.
4119 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
4120 for `consttable' insns.
4121 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
4122 for `consttable_end' insns.
4123 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
4124 (consttable): Add operand.
4125 (consttable_end): New insn.
4127 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
4129 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
4130 * tree-if-conv.c (tree_if_conversion): Make public.
4131 * * tree-if-conv.h: New file.
4132 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
4133 dynamic alias checks for epilogues.
4134 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
4135 * tree-vect-loop.c: include tree-if-conv.h.
4136 (new_loop_vec_info): Add zeroing orig_loop_info field.
4137 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
4138 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
4139 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
4140 using passed argument.
4141 (vect_transform_loop): Check if created epilogue should be returned
4142 for further vectorization with less vf. If-convert epilogue if
4143 required. Print vectorization success for epilogue.
4144 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
4145 if it is required, pass loop_vinfo produced during vectorization of
4146 loop body to vect_analyze_loop.
4147 * tree-vectorizer.h (struct _loop_vec_info): Add new field
4149 (LOOP_VINFO_ORIG_LOOP_INFO): New.
4150 (LOOP_VINFO_EPILOGUE_P): New.
4151 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
4152 (vect_do_peeling): Change prototype to return epilogue.
4153 (vect_analyze_loop): Add argument of loop_vec_info type.
4154 (vect_transform_loop): Return created loop.
4156 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
4158 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
4159 component as used also if LR_REGNO is a live input to the bb.
4160 * df-scan.c (df_get_entry_block_def_set): Return immediately after
4161 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
4162 (df_get_exit_block_use_set): Ditto.
4163 * df.h (df_scan_flags): New enum.
4164 * shrink-wrap.c (try_shrink_wrapping_separate): Set
4165 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
4166 df_update_entry_block_defs and df_update_exit_block_uses
4167 at the start; clear the flag and call those functions at the end.
4169 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4170 Alan Hayward <alan.hayward@arm.com>
4171 David Sherwood <david.sherwood@arm.com>
4173 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
4174 nb_iterations to the number of latch iterations rather than the
4175 number of loop iterations.
4177 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4178 Alan Hayward <alan.hayward@arm.com>
4179 David Sherwood <david.sherwood@arm.com>
4181 * combine.c (maybe_swap_commutative_operands): New function.
4182 (combine_simplify_rtx): Use it.
4183 (change_zero_ext): Likewise.
4184 (make_compound_operation_int): New function, split out of...
4185 (make_compound_operation): ...here. Use
4186 maybe_swap_commutative_operands for both.
4188 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
4190 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
4191 (neon-vfpv3): New FPU, currently an alias for 'neon'.
4192 * arm/arm-tables.opt: Regenerated.
4193 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
4195 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
4196 and 'neon' are aliases for specific implementations.
4198 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4199 Alan Hayward <alan.hayward@arm.com>
4200 David Sherwood <david.sherwood@arm.com>
4202 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
4203 and use it in the final call to gen_rtx_fmt_ee.
4204 (expand_vec_cond_expr): Update accordingly.
4205 (expand_vec_cmp_expr): Likewise.
4207 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4208 Alan Hayward <alan.hayward@arm.com>
4209 David Sherwood <david.sherwood@arm.com>
4211 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
4213 2016-11-16 Richard Biener <rguenther@suse.de>
4216 * gimplify.c (gimplify_function_tree): Do not instrument
4217 GNU extern inline functions.
4219 2016-11-16 Martin Liska <mliska@suse.cz>
4222 * gimplify.c (gimplify_switch_expr): Always save previous
4223 gimplify_ctxp->live_switch_vars.
4225 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
4227 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
4228 zero_extract operations to allow a movb to occur.
4229 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
4230 * testsuite/gcc.target/arc/movb-2.c: Likewise.
4231 * testsuite/gcc.target/arc/movb-5.c: Likewise.
4232 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
4235 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4236 Alan Hayward <alan.hayward@arm.com>
4237 David Sherwood <david.sherwood@arm.com>
4239 * expr.c (emit_group_load_1): Tighten check for whether an
4240 access involves only one operand of a CONCAT. Use extract_bit_field
4241 for constants if the bit range does span the whole operand.
4243 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4244 Alan Hayward <alan.hayward@arm.com>
4245 David Sherwood <david.sherwood@arm.com>
4247 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
4249 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4250 Alan Hayward <alan.hayward@arm.com>
4251 David Sherwood <david.sherwood@arm.com>
4253 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
4254 all three iteration counts with an any_* test. Use a single update
4255 for each count. Fix the calculation of nb_iterations_estimate.
4257 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4259 * config/pdp11/pdp11.c: Include dbxout.h.
4261 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4263 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
4265 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4268 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
4269 proper ranges for an SBFX instruction.
4270 (extzv_t2): Likewise for UBFX.
4272 2016-11-16 Richard Biener <rguenther@suse.de>
4274 PR tree-optimization/78348
4275 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
4276 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
4277 (classify_partition): Set PKIND_MEMCPY if dependence analysis
4278 revealed no dependency, PKIND_MEMMOVE otherwise.
4280 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4283 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
4284 it points to non-NULL tree, use it instead of ubsan_create_data.
4285 (instrument_si_overflow): Handle vector signed integer overflow
4287 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
4288 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
4289 vector IFN_UBSAN_CHECK_*.
4290 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
4291 pass it through to ubsan_build_overflow_builtin.
4292 (expand_neg_overflow, expand_mul_overflow): Likewise.
4293 (expand_vector_ubsan_overflow): New function.
4294 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
4295 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
4296 (expand_arith_overflow): Adjust expand_*_overflow callers.
4298 2016-11-16 Matthias Klose <doko@ubuntu.com>
4300 * doc/install.texi: Remove references to java/libjava.
4302 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
4304 * tree-ssa-coalesce.c (register_default_def): Remove
4305 register_ssa_partition.
4306 (create_outofssa_var_map): Likewise.
4307 * tree-ssa-live.c (register_ssa_partition_check): Remove.
4308 * tree-ssa-live.h (register_ssa_partition): Likewise.
4310 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
4312 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
4313 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
4314 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
4315 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
4316 rtx when all sub-rtx are also permanent.
4317 (attr_eq): Simplify.
4318 (attr_copy_rtx): Remove.
4319 (make_canonical, get_attr_value): Use attr_equal_p.
4320 (copy_boolean): Rehash NOT.
4321 (simplify_test_exp_in_temp,
4322 optimize_attrs): Remove call to attr_copy_rtx.
4323 (attr_alt_intersection, attr_alt_union,
4324 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
4325 (make_automaton_attrs): Use attr_eq.
4327 2016-11-15 Matthias Klose <doko@ubuntu.com>
4329 * doc/install.texi: Remove references to java/libjava.
4330 * doc/sourcebuild.texi: Likewise.
4331 * doc/invoke.texi: Likewise.
4332 * doc/standards.texi: Likewise.
4334 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4335 Alan Hayward <alan.hayward@arm.com>
4336 David Sherwood <david.sherwood@arm.com>
4338 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
4340 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4341 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4342 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4343 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4344 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4345 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4346 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4348 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4349 Alan Hayward <alan.hayward@arm.com>
4350 David Sherwood <david.sherwood@arm.com>
4352 * dce.c (check_argument_store): Pass the size instead of
4353 the memory reference.
4354 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
4356 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4357 Alan Hayward <alan.hayward@arm.com>
4358 David Sherwood <david.sherwood@arm.com>
4360 * alias.c (canon_rtx): Use simplify_gen_binary.
4362 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4363 Alan Hayward <alan.hayward@arm.com>
4364 David Sherwood <david.sherwood@arm.com>
4366 * rtl.h (load_extend_op): Declare.
4367 * rtlanal.c (load_extend_op): New function.
4368 (nonzero_bits1): Use it.
4369 (num_sign_bit_copies1): Likewise.
4370 * cse.c (cse_insn): Likewise.
4371 * fold-const.c (fold_single_bit_test): Likewise.
4372 (fold_unary_loc): Likewise.
4373 * fwprop.c (free_load_extend): Likewise.
4374 * postreload.c (reload_cse_simplify_set): Likewise.
4375 (reload_cse_simplify_operands): Likewise.
4376 * combine.c (try_combine): Likewise.
4377 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
4378 subreg_lowpart_p checks.
4380 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4381 Alan Hayward <alan.hayward@arm.com>
4382 David Sherwood <david.sherwood@arm.com>
4384 * combine.c (simplify_shift_const_1): Use the number of bits
4385 in the inner mode to determine the range of the shift.
4386 When handling shifts of vectors, skip any rules that apply
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 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
4396 2016-11-15 Matthias Klose <doko@ubuntu.com>
4398 * doc/install.texi: Remove references to gcj/libjava.
4399 * doc/invoke.texi: Likewise.
4401 2016-11-15 Jeff Law <law@redhat.com>
4403 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
4404 parameter. Callers changed.
4405 (check-subpath_and_update_thread_path): Extracted from
4406 fsm_find_control_statement_thread_paths.
4407 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
4408 (handle_phi, handle_assignment): Allow any constant node, not
4411 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
4413 * config/arc/arc-arch.h: New file.
4414 * config/arc/arc-arches.def: Likewise.
4415 * config/arc/arc-cpus.def: Likewise.
4416 * config/arc/arc-options.def: Likewise.
4417 * config/arc/t-multilib: Likewise.
4418 * config/arc/genmultilib.awk: Likewise.
4419 * config/arc/genoptions.awk: Likewise.
4420 * config/arc/arc-tables.opt: Likewise.
4421 * config/arc/driver-arc.c: Likewise.
4422 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
4423 * common/config/arc/arc-common.c (arc_handle_option): Trace
4425 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
4426 options; check for supported cpu against arc-cpus.def file.
4427 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
4428 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
4429 * config/arc/arc-c.def: Add emacs local variables.
4430 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
4431 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
4432 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
4433 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
4434 (DEFAULT_arc_fpu_build): Define.
4435 (DEFAULT_arc_mpy_option): Define.
4436 * config/arc/arc-protos.h (arc_init): Delete.
4437 * config/arc/arc.c (arc_cpu_name): New variable.
4438 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
4439 (arc_arc700, arc_arc600, arc_arc601): New variable.
4440 (arc_init): Add static; remove selection of default tune value,
4441 cleanup obsolete error messages.
4442 (arc_override_options): Make use of .def files for selecting the
4443 right cpu and option configurations.
4444 * config/arc/arc.h (stdbool.h): Include.
4445 (TARGET_CPU_DEFAULT): Define.
4446 (CPP_SPEC): Remove mcpu=NPS400 handling.
4447 (arc_cpu_to_as): Declare.
4448 (EXTRA_SPEC_FUNCTIONS): Define.
4449 (OPTION_DEFAULT_SPECS): Likewise.
4450 (ASM_DEFAULT): Remove.
4451 (ASM_SPEC): Use arc_cpu_to_as.
4452 (DRIVER_SELF_SPECS): Remove deprecated options.
4453 (arc_base_cpu): Declare.
4454 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
4455 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
4457 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
4458 * config/arc/arc.md (attr_cpu): Remove.
4459 * config/arc/arc.opt (mno-mpy): Deprecate.
4460 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
4461 (mcpu=ARCHS): Remove.
4462 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
4464 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
4465 (arc_fpu): Use new defines.
4466 (mpy-option): Change to use numeric or string like inputs.
4467 * config/arc/t-arc (driver-arc.o): New target.
4468 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
4469 * config/arc/t-arc-newlib: Delete.
4470 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
4471 * doc/invoke.texi (ARC): Update arc options.
4473 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
4475 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
4476 insn at the beginning of the constant pool.
4477 (mips_insert_insn_pseudos): New function.
4478 (mips_machine_reorg2): Call it.
4479 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
4480 UNSPEC_INSN_PSEUDO enum values.
4481 (insn_pseudo, consttable): New insns.
4483 2016-11-15 Michael Matz <matz@suse.de>
4485 PR missed-optimization/77881
4486 * combine.c (simplify_comparison): Remove useless subregs
4487 also inside the loop, not just after it.
4488 (make_compound_operation): Recognize some subregs as being
4491 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4492 Alan Hayward <alan.hayward@arm.com>
4493 David Sherwood <david.sherwood@arm.com>
4495 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
4498 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4500 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
4501 for using xxinsertw and vinsert{b,h} on ISA 3.0.
4503 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
4504 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
4505 vinsert{b,h} on ISA 3.0.
4507 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
4509 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
4510 and cmpnop in two steps: first the ones not accessed in original gimple
4511 expression in a endian independent way and then the ones not accessed
4512 in the final result in an endian-specific way.
4513 (bswap_replace): Stop doing big endian adjustment.
4515 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
4517 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
4518 (*ashl<mode>3_doubleword): Ditto.
4520 2016-11-14 Martin Liska <mliska@suse.cz>
4522 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
4524 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
4525 Richard Biener <rguenther@suse.de>
4527 * doc/invoke.texi (fgimple): Document.
4528 * dumpfile.h (TDF_GIMPLE): Add.
4529 * dumpfile.c (dump_options): Add gimple.
4530 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
4532 (dump_gimple_label): Likewise.
4533 (dump_gimple_phi): Likewise.
4534 (dump_gimple_bb_header): Likewise.
4535 (dump_phi_nodes): Likewise.
4536 (pp_cfg_jump): Likewise. Pass in dump flags.
4537 (dump_implicit_edges): Adjust.
4538 * passes.c (pass_init_dump_file): Do not dump function header
4540 * tree-cfg.c (dump_function_to_file): Dump function return type
4541 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
4543 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
4544 (dump_generic_node): Likewise.
4545 * function.h (struct function): Add pass_startwith member.
4546 * passes.c (execute_one_pass): Implement startwith.
4547 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
4548 and assign proper version for parsed ssa names.
4549 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
4550 * internal-fn.c (expand_PHI): New function.
4551 * internal-fn.h (expand_PHI): Declared here.
4552 * internal-fn.def: New defination for PHI.
4553 * tree-cfg.c (lower_phi_internal_fn): New function.
4554 (build_gimple_cfg): Call it.
4555 (verify_gimple_call): Condition for passing label as arg in internal
4557 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
4558 present PHIs with arguments.
4560 2016-11-14 Martin Liska <mliska@suse.cz>
4563 * common.opt: Add prefer-atomic as a new enum value for
4565 * coretypes.h: Likewise.
4566 * doc/invoke.texi: Document the new option value.
4567 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
4568 * tree-profile.c (tree_profiling): Select default value
4569 of -fprofile-update when 'prefer-atomic' is selected.
4571 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4573 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
4574 (cortex_a57_alu_shift): ...here.
4576 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4578 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
4580 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4581 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4582 (<optab>si3_insn_uxtw): Likewise.
4583 (<optab><mode>3_insn): Likewise.
4584 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
4585 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
4586 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
4587 (<optab><mode>): Likewise.
4588 (insv<mode>): Likewise.
4589 (andim_ashift<mode>_bfiz): Likewise.
4590 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
4591 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
4592 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
4593 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
4594 (exynos_m1_alu_p): Likewise.
4595 * config/arm/types.md: Add bfx.
4596 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
4598 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4600 * config/aarch64/aarch64.c (cortexa57_vector_cost):
4601 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
4603 2016-11-14 Richard Biener <rguenther@suse.de>
4605 PR tree-optimization/78312
4606 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
4607 flow-sensitive info.
4609 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
4612 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
4613 * config/avr/avr.opt (-mabsdata): New option.
4614 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
4615 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
4616 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
4617 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
4618 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
4619 spec depending on AVR_ISA_LDS.
4620 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
4622 2016-11-13 Jakub Jelinek <jakub@redhat.com>
4624 * match.pd: Don't try to compare addresses of variables with
4627 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
4629 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
4630 (propagate_vr_accross_jump_function): Handle unary expressions.
4631 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4632 (load_from_param_1): New.
4633 (load_from_unmodified_param): Factor common part into load_from_param_1.
4634 (load_from_param): New.
4635 (compute_complex_assign_jump_func): Handle unary expressions.
4636 (update_jump_functions_after_inlining): Likewise.
4637 (ipa_write_jump_function): Likewise.
4638 (ipa_read_jump_function): Likewise.
4640 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4643 * doc/invoke.texi: Document Wrestrict.
4644 * pretty-print.c (pp_format): Add case for "Z" specifier.
4645 (test_pp_format): Test "Z" specifier.
4647 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
4649 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
4650 original function needs a static chain.
4652 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
4655 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
4658 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
4661 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
4662 return early if !optional_tbtab.
4664 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
4666 PR rtl-optimization/59461
4667 * doc/rtl.texi (paradoxical subregs): Add missing word.
4668 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
4669 in modes with precision larger than that of last_set_mode.
4670 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
4671 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
4672 REGs to paradoxical SUBREGs.
4673 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
4674 larger than a word before invoking LOAD_EXTEND_OP on it.
4676 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4679 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
4680 element order for little endian ordering.
4682 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
4683 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
4686 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
4689 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
4690 when calculating operand 2.
4691 (rotate to rotatex zext splitter): Ditto.
4693 2016-11-11 Jeff Law <law@redhat.com>
4695 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
4697 (stmt_uses_name_in_undefined_way): New function, extracted from
4698 find_implicit_erroneous_behavior and extended for div/mod case.
4699 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
4700 find_explicit_erroneous_behavior and extended for div/mod case.
4701 (find_implicit_erroneous_behavior): Use new helper function.
4702 (find_explicit_erroneous_behavior): Use new helper function.
4704 2016-11-11 Richard Biener <rguenther@suse.de>
4706 PR tree-optimization/71575
4707 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
4710 2016-11-11 Richard Biener <rguenther@suse.de>
4713 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4714 about uninitialized destination arg of BIT_INSERT_EXPR.
4716 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
4719 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
4720 terminology. Expand to remove ambiguity.
4722 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4724 PR rtl-optimization/78232
4725 * combine.c (try_combine): Add a big comment about why reusing i2dest
4727 (change_zero_ext): Do not call simplify_gen_binary, do the
4728 simplifications manually.
4730 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
4732 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
4733 enable HImode and QImode to go in vector registers by default if
4734 the -mvsx-small-integer option is enabled.
4735 (rs6000_secondary_reload_simple_move): Likewise.
4736 (rs6000_preferred_reload_class): Don't force integer constants to
4737 be loaded into vector registers that we can easily make into
4738 memory (or being created in the GPRs and moved over with direct move).
4739 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
4740 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
4741 vector extraction on ISA 3.0 when the scalar integer can be
4742 allocated in vector registers. Generate the VEC_SELECT directy,
4743 and don't use UNSPEC's to avoid having the scalar type in a vector
4744 register. Make the expander target registers, and let the
4745 combiner fold in results storing to memory, if the machine
4747 (vsx_extract_<mode>_di): Likewise.
4748 (vsx_extract_<mode>_p9): Likewise.
4749 (vsx_extract_<mode>_di_p9): Likewise.
4750 (vsx_extract_<mode>_store_p9): Likewise.
4751 (vsx_extract_si): Likewise.
4752 (vsx_extract_<mode>_p8): Likewise.
4753 (p9_lxsi<wd>zx): Delete, no longer used.
4754 (p9_stxsi<wd>x): Likewise.
4755 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
4756 integers in vector registers for ISA 3.0.
4757 (QHI): Update comment.
4758 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
4759 vector extract instructions in sign/zero extend.
4760 (zero_extendhi<mode>): Likewise.
4761 (extendqi<mode>): Likewise.
4762 (extendhi<mode>2): Likewise.
4763 (HImode splitter for load/sign extend in vector register): Likewise.
4764 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
4765 optimizing floating point conversions to/from small data types and
4766 rewrite it to support QImode/HImode being allowed in vector
4767 registers on ISA 3.0.
4768 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4769 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
4770 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4771 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
4772 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4773 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
4774 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4775 VSPLITISW on ISA 2.07.
4776 (movhi_internal): Combine movhi_internal and movqi_internal into
4777 one mov<mode>_internal with an iterator. Add support for QImode
4778 and HImode being allowed in vector registers. Make large number
4779 of attributes and constraints easier to read.
4780 (movqi_internal): Likewise.
4781 (mov<mode>_internal): Likewise.
4782 (movdi_internal64): Fix constraint to allow loading -16..15 with
4783 VSPLITISW on ISA 2.07.
4784 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
4787 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
4789 PR rtl-optimization/78241
4790 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
4791 but emit initial peel copy if niter expr is not reliable.
4793 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4795 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
4796 (maybe_record_trace_start): If the CFI is different on the new and
4797 old paths, print out both to the dump file before ICEing.
4799 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
4801 * target.def (additional_allocno_class_p): New.
4802 * hooks.h (hook_bool_reg_class_t_false): New prototype.
4803 * hooks.c (hook_bool_reg_class_t_false): New.
4804 * ira.c (setup_allocno_and_important_classes): Use the new hook.
4805 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
4806 * doc/tm.texi: Update.
4808 2016-11-10 Jason Merrill <jason@redhat.com>
4810 * gengtype.c (new_structure): Append to structures list.
4811 (find_structure): Likewise.
4813 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
4815 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
4816 this_dir is 2. Check for this_dir non-zero before dir != this_dir
4819 2016-11-10 Jakub Jelinek <jakub@redhat.com>
4821 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
4822 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
4824 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
4825 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
4826 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
4827 teams distribute parallel for simd even to distribute and teams
4828 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
4829 OMP_CLAUSE_DEPEND_SINK case.
4830 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
4831 (omp_no_lastprivate): Removed.
4832 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
4833 (gimplify_omp_for): Likewise.
4834 (computable_teams_clause): Fail for automatic vars from current
4835 function not yet seen in bind expr.
4836 * langhooks.c (lhd_omp_scalar_p): New function.
4837 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
4838 * varpool.c (varpool_node::get_create): Set node->offloading
4839 even for DECL_EXTERNAL decls.
4840 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
4841 (LANG_HOOKS_OMP_SCALAR_P): Define.
4842 (LANG_HOOKS_DECLS): Use it.
4844 2016-11-10 Martin Liska <mliska@suse.cz>
4847 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
4848 only when SWITCH_BODY is a BIND_EXPR.
4850 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
4853 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
4854 on the context only when it has no DIE yet.
4856 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
4858 * arm.h (target_cpus): Delete.
4859 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
4860 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
4861 (all_architectures): Likewise.
4862 (arm_option_override): Adjust use of CPU enums.
4863 (arm_sched_reorder): Likewise.
4864 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
4865 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
4866 * arm/genopt.sh (processor_type): Prefix enumeration entries with
4868 * arm-tables.opt: Regenerated.
4870 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
4872 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
4874 * config/aarch64/aarch64-tune.md: Regenerated.
4875 * config/arm/arm-cores.def (falkor): New core.
4876 * config/arm/arm-tables.opt: Regenerated.
4877 * config/arm/arm-tune.md: Regenerated.
4878 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
4879 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
4880 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
4881 (ARM Options/-mtune): Likewise.
4883 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
4886 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4888 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4889 (propagate_vr_accross_jump_function): Likewise.
4890 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4891 (load_from_param_1): New.
4892 (load_from_unmodified_param): Factor common part into load_from_param_1.
4893 (load_from_param): New.
4894 (compute_complex_assign_jump_func): Handle unary expressions.
4895 (ipa_write_jump_function): Likewise.
4896 (ipa_read_jump_function): Likewise.
4898 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
4900 * simplify-rtx.c (simplify_binary_operation_1): Simplify
4901 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
4902 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
4905 2016-11-09 David Malcolm <dmalcolm@redhat.com>
4907 * print-rtl-function.c: Include varasm.h.
4908 (print_any_param_name): New function.
4909 (print_param): New function.
4910 (print_rtx_function): Call print_param for each argument.
4911 * print-rtl.c (rtx_writer::finish_directive): New function.
4912 * print-rtl.h (rtx_writer::finish_directive): New decl.
4914 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
4917 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
4918 operand 0 as earlyclobber.
4919 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
4921 2016-11-09 Martin Liska <mliska@suse.cz>
4923 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
4925 2016-11-09 Jakub Jelinek <jakub@redhat.com>
4928 * builtins.c (expand_builtin_memcmp): Formatting fix.
4930 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
4931 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
4932 or of them, renumber other enumerators.
4933 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
4934 * doc/invoke.texi: Document -fsanitize=shift-base and
4935 -fsanitize-shift-exponent, document -fsanitize=shift as
4936 having those 2 suboptions.
4938 2016-11-09 Richard Biener <rguenther@suse.de>
4940 * fold-const.c (tree_swap_operands_p): Remove unused arg.
4941 * fold-const.c (tree_swap_operands_p): Likewise.
4942 (fold_binary_loc): Adjust.
4943 (fold_ternary_loc): Likewise.
4944 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
4945 * gimple-fold.c (fold_stmt_1): Likewise.
4946 * gimple-match-head.c (gimple_resimplify2): Likewise.
4947 (gimple_resimplify3): Likewise.
4948 (gimple_simplify): Likewise.
4949 * tree-ssa-dom.c (record_equality): Likewise.
4950 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
4951 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4952 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
4954 2016-11-09 Richard Biener <rguenther@suse.de>
4956 * tree-ssa-dom.c (canonicalize_comparison): Remove.
4957 (optimize_stmt): Remove redundant pre-propagation canonicalization
4958 of comparison operand order.
4960 2016-11-09 Martin Liska <mliska@suse.cz>
4962 * fold-const-call.c (fold_const_call): Fix the folding.
4964 2016-11-09 Richard Biener <rguenther@suse.de>
4966 * common.opt (flag_evaluation_order): Remove.
4967 * expr.c (expand_operands): Remove code guarded by
4968 flag_evaluation_order.
4969 * fold-const.c (reorder_operands_p): Remove, it always returns
4971 (negate_expr_p): Remove calls to reorder_operands_p.
4972 (fold_negate_expr): Likewise.
4973 (tree_swap_operands_p): Likewise.
4974 (fold_binary_loc): Likewise.
4976 2016-11-09 Andreas Schwab <schwab@suse.de>
4979 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
4980 insns operating on a register.
4982 2016-11-09 Richard Biener <rguenther@suse.de>
4984 PR tree-optimization/78007
4985 * tree-vect-stmts.c (vectorizable_bswap): New function.
4986 (vectorizable_call): Call vectorizable_bswap for
4987 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
4989 2016-11-09 Richard Biener <rguenther@suse.de>
4991 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
4992 Look at the DR_BASE_ADDRESS object for forcing alignment.
4994 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4996 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4997 (propagate_vr_accross_jump_function): Likewise.
4998 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4999 (load_from_param_1): New.
5000 (load_from_unmodified_param): Factor common part into load_from_param_1.
5001 (load_from_param): New.
5002 (compute_complex_assign_jump_func): Handle unary expressions.
5003 (ipa_write_jump_function): Likewise.
5004 (ipa_read_jump_function): Likewise.
5006 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
5009 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
5010 Also fold constant passed as argument while computing value range.
5011 (propagate_constants_accross_call): Pass param type.
5012 * ipa-prop.c: export ipa_get_callee_param_type.
5013 * ipa-prop.h: export ipa_get_callee_param_type.
5015 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
5017 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
5018 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
5020 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
5022 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
5023 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
5024 ASAN_STACK_MAGIC_MIDDLE.
5025 (asan_global_struct): Increase the size of fields.
5026 (asan_add_global): Add new field constructor.
5027 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
5028 __asan_version_mismatch_check_v8.
5030 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
5032 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
5035 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
5038 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
5039 Handle ASHIFT and LSHIFTRT.
5040 (dimode_scalar_chain::compute_convert_gain): Ditto.
5041 (dimode_scalar_chain::convert_insn): Ditto.
5043 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5045 * gimple-ssa-store-merging.c: Include selftest.h
5046 (verify_array_eq): New function.
5047 (verify_shift_bytes_in_array): Likewise.
5048 (verify_shift_bytes_in_array_right): Likewise.
5049 (verify_clear_bit_region): Likewise.
5050 (verify_clear_bit_region_be): Likewise.
5051 (store_merging_c_tests): Likewise.
5052 * selftest.h (store_merging_c_tests): Declare prototype.
5053 * selftest-run-tests.c (selftest::run_tests): Run
5054 store_merging_c_tests.
5056 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5058 * config/arm/arm.opt (mold-rtx-costs): Delete.
5059 (mnew-generic-costs): Delete.
5060 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
5061 * config/arm/arm.c (arm_rtx_costs_1): Delete.
5062 (arm_size_rtx_costs): Likewise.
5063 (arm_slowmul_rtx_costs): Likewise.
5064 (arm_fastmul_rtx_costs): Likewise.
5065 (arm_xscale_rtx_costs): Likewise.
5066 (arm_9e_rtx_costs): Likewise.
5067 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
5068 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
5069 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
5070 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
5071 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
5072 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
5073 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
5074 arm_cortex_m7_tune):
5075 Delete rtx_costs field.
5076 (arm_new_rtx_costs): Rename to...
5077 (arm_rtx_costs_internal): ... This.
5078 (arm_rtx_costs): Remove old way of doing rtx costs.
5080 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5082 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
5083 (arm_fastmul_tune): Likewise.
5084 (arm_strongarm_tune): Likewise.
5085 (arm_xscale_tune): Likewise.
5086 (arm_9e_tune): Likewise.
5087 (arm_marvell_pj4_tune): Likewise.
5088 (arm_v6t2_tune): Likewise.
5089 (arm_v6m_tune): Likewise.
5090 (arm_fa726te_tune): Likewise.
5092 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5094 PR tree-optimization/78234
5095 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
5098 2016-11-08 Martin Liska <mliska@suse.cz>
5101 * dbgcnt.def: Add new debug counter asan_use_after_scope.
5102 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
5103 with a value expr. Do not add artificial variables to
5104 live_switch_vars. Use the debug counter.
5105 (gimplify_target_expr): Use the debug counter.
5106 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
5107 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
5108 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
5110 2016-11-08 Richard Biener <rguenther@suse.de>
5112 * tree-vect-stmts.c (get_group_load_store_type): If the
5113 access is aligned do not trigger peeling for gaps.
5114 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
5115 force alignment of vars with DECL_USER_ALIGN.
5117 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
5119 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
5121 2016-11-08 Richard Biener <rguenther@suse.de>
5123 PR tree-optimization/78205
5124 * tree-vect-stmts.c (vectorizable_load): Move check whether
5125 we may run into gaps when BB vectorizing SLP permutations ...
5126 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
5127 here where we can do a more precise check.
5129 2016-11-08 Richard Biener <rguenther@suse.de>
5131 PR tree-optimization/78224
5132 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5133 Split the fallthru edge in case its successor may have PHIs.
5134 Do not free dominance info.
5136 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5139 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
5140 EH info even for bzhi and pdep/pext.
5142 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
5144 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
5145 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
5147 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
5149 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
5151 * config/rs6000/vector.md (div<mode>3): Ditto.
5153 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
5155 * configure.ac (.hidden): Change to conftest_s string. Provide string
5157 (gcc_cv_ld_hidden): Yes for AIX.
5158 * configure: Regenerate.
5160 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
5162 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
5163 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
5164 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
5165 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
5166 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5167 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
5169 (rs6000_xcoff_visibility): New.
5170 (rs6000_xcoff_declare_function_name): Add visibility support.
5171 (rs6000_xcoff_asm_globalize_decl_name): New.
5172 (rs6000_xcoff_asm_output_aligned_decl_common): New.
5173 (rs6000_asm_weaken_decl): New.
5174 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
5175 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
5178 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
5181 * incpath.c (remove_dup): Also silently ignore EPERM.
5183 2016-11-07 Martin Jambor <mjambor@suse.cz>
5185 * tree.c (verify_type_variant): Use pointer comparison to check that
5186 TYPE_SIZE_UNIT match.
5188 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5191 * dse.c (dse_step5): Call scan_reads even if just
5192 insn_info->frame_read. Improve and fix dump file messages.
5195 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
5196 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
5198 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5201 * match.pd: Add following two patterns:
5202 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
5203 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
5205 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
5207 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
5208 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
5209 * rtl.h (duplicate_reg_notes): Declare.
5210 * rtlanal.c (duplicate_reg_note): New function.
5212 PR rtl-optimization/77309
5213 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
5214 don't assume an equality comparison for plain COMPARE.
5215 (simplify_comparison): Pass a more accurate code to
5216 make_compound_operation.
5218 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
5220 * target.def (compute_pressure_classes): New target hook.
5221 * doc/tm.texi.in: Document it.
5222 * doc/tm.texi: Regenerate.
5223 * ira.c (setup_pressure_classes): Call target hook if defined.
5225 2016-11-07 David Malcolm <dmalcolm@redhat.com>
5227 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
5229 (rtx_writer::print_rtx): In compact mode, omit trailing operands
5230 that have the default values.
5231 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
5233 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
5234 label string from expected dump.
5235 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
5238 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5241 * alias.c (nonoverlapping_memrefs_p): If one decl is
5242 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
5244 2016-11-07 Richard Biener <rguenther@suse.de>
5247 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
5250 2016-11-07 Richard Biener <rguenther@suse.de>
5252 PR tree-optimization/78218
5253 * gimple-ssa-store-merging.c
5254 (pass_store_merging::terminate_all_aliasing_chains):
5255 Drop unused argument, fix alias check to also consider uses.
5256 (pass_store_merging::execute): Adjust.
5258 2016-11-07 Richard Biener <rguenther@suse.de>
5260 PR tree-optimization/78228
5261 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
5264 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5267 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
5268 aarch64_simd_shift_imm_<mode> predicate for operand 1.
5269 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
5270 to restrict them to an appropriate range and add FAIL check if the
5271 region they specify is out of range. Delete useless constraint
5273 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
5274 2 and 3 to restrict their range and add pattern predicate.
5276 2016-11-07 Martin Liska <mliska@suse.cz>
5278 * asan.c (enum asan_check_flags): Move the enum to header file.
5279 (asan_init_shadow_ptr_types): Make type creation more generic.
5280 (shadow_mem_size): New function.
5281 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
5282 Rewritten stack unpoisoning code.
5283 (build_shadow_mem_access): Add new argument return_address.
5284 (instrument_derefs): Instrument local variables if use after scope
5285 sanitization is enabled.
5286 (asan_store_shadow_bytes): New function.
5287 (asan_expand_mark_ifn): Likewise.
5288 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
5289 * asan.h (enum asan_mark_flags): Moved here from asan.c
5290 (asan_protect_stack_decl): Protect all declaration that need
5292 (asan_sanitize_use_after_scope): New function.
5293 (asan_no_sanitize_address_p): Likewise.
5294 * cfgexpand.c (partition_stack_vars): Consider
5295 asan_sanitize_use_after_scope in condition.
5296 (expand_stack_vars): Likewise.
5297 * common.opt (-fsanitize-address-use-after-scope): New option.
5298 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5299 Explain the parameter.
5300 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
5301 * gimplify.c (build_asan_poison_call_expr): New function.
5302 (asan_poison_variable): Likewise.
5303 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
5304 variables that have address taken.
5305 (gimplify_decl_expr): Likewise.
5306 (gimplify_target_expr): Likewise for C++ temporaries.
5307 (sort_by_decl_uid): New function.
5308 (gimplify_expr): Unpoison all variables for a label we can jump
5309 from outside of a scope.
5310 (gimplify_switch_expr): Unpoison variables defined in the switch
5312 (gimplify_function_tree): Clear asan_poisoned_variables.
5313 (asan_poison_variables): New function.
5314 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
5315 * internal-fn.c (expand_ASAN_MARK): New function.
5316 * internal-fn.def (ASAN_MARK): Declare.
5317 * opts.c (finish_options): Handle -fstack-reuse if
5318 -fsanitize-address-use-after-scope is enabled.
5319 (common_handle_option): Enable address sanitization if
5320 -fsanitize-address-use-after-scope is enabled.
5321 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
5323 * params.h: Likewise.
5324 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
5325 * sanitizer.def: Define __asan_poison_stack_memory and
5326 __asan_unpoison_stack_memory functions.
5327 * asan.c (asan_mark_poison_p): New function.
5328 (transform_statements): Handle asan_mark_poison_p calls.
5329 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
5331 2016-11-07 Tamar Christina <tamar.christina@arm.com>
5334 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
5336 2016-11-07 Martin Liska <mliska@suse.cz>
5338 * tree-profile.c (gimple_gen_time_profiler): Set proper type
5339 to time_profiler_counter_ptr.
5341 2016-11-07 Richard Biener <rguenther@suse.de>
5343 PR tree-optimization/37150
5344 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
5346 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
5347 (vect_analyze_slp_cost_1): Account for the real number of
5348 permutations emitted and for dead loads.
5349 (vect_transform_slp_perm_load): Add n_perms parameter counting
5350 the number of emitted permutations.
5351 * tree-vect-stmts.c (vectorizable_load): Adjust.
5353 2016-11-07 Richard Biener <rguenther@suse.de>
5355 PR tree-optimization/78189
5356 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
5357 alignment computation.
5359 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
5361 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
5363 2016-11-05 Martin Sebor <msebor@redhat.com>
5365 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
5368 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
5372 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
5374 2016-11-04 Jakub Jelinek <jakub@redhat.com>
5377 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
5378 doesn't have rtl set.
5380 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5382 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
5383 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
5384 rs6000_gimple_fold_builtin.
5385 (rs6000_gimple_fold_builtin): New function. Add handling for
5386 early expansion of vector addition builtins.
5388 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
5390 * expr.h (copy_blkmode_from_reg): Delete.
5391 * expr.c (copy_blkmode_from_reg): Make static.
5393 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
5395 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
5396 * combine.c (LOAD_EXTEND_OP): Delete.
5397 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
5398 * cse.c (LOAD_EXTEND_OP): Delete.
5399 * fold-const.c (LOAD_EXTEND_OP): Likewise.
5400 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
5401 * postreload.c (LOAD_EXTEND_OP): Delete.
5402 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
5403 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
5404 (find_reloads): Likewise.
5405 * reload1.c (eliminate_regs_1): Likewise.
5406 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
5407 (num_sign_bit_copies1): Likewise.
5409 2016-11-04 David Malcolm <dmalcolm@redhat.com>
5411 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
5412 (selftest::ix86_test_dumping_hard_regs): New function.
5413 (selftest::ix86_run_selftests): New function.
5414 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
5415 selftest::ix86_run_selftests.
5416 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
5417 * doc/tm.texi: Regenerate
5418 * selftest-rtl.h: New file.
5419 * rtl-tests.c: Include "selftest-rtl.h".
5420 (selftest::assert_rtl_dump_eq): Make non-static.
5421 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
5422 (selftest::test_dumping_regs): Update comment.
5423 * selftest-run-tests.c: Include "target.h".
5424 (selftest::run_tests): If non-NULL, call
5425 targetm.run_target_selftests.
5426 * target.def (run_target_selftests): New hook.
5428 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5430 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
5431 representative core for this architecture.
5432 * config/arm/arm-cores.def (cortex-m33): Define new processor.
5433 * config/arm/arm-tables.opt: Regenerate.
5434 * config/arm/arm-tune.md: Likewise.
5435 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
5436 valid -mcpu options.
5437 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
5439 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5441 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
5442 representative core for this architecture.
5443 * config/arm/arm-cores.def (cortex-m23): Define new processor.
5444 * config/arm/arm-tables.opt: Regenerate.
5445 * config/arm/arm-tune.md: Likewise.
5446 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
5447 this tuning parameters apply to in the comment.
5448 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
5449 valid -mcpu options.
5450 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
5452 2016-11-04 Bin Cheng <bin.cheng@arm.com>
5454 * fold-const.c (fold_cond_expr_with_comparison): Remove call
5455 to pedantic_non_lvalue_loc. Remove useless code for lvalue
5456 where cond_expr can't be a lvalue.
5458 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
5460 * config/arc/arc.c (arc_process_double_reg_moves): Use
5462 * config/arc/arc.md (movsi_insn): Disable unsupported move
5463 instructions for ARCv2 cores.
5464 (movdi): Use prepare_move_operands.
5465 (movsf, movdf): Use move_dest_operand predicate.
5466 * config/arc/constraints.md (Chs): Enable when barrel shifter is
5468 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
5469 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
5471 (dexcl_3op_peep2_insn_nores): Likewise.
5472 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
5473 (LINK_COMMAND_SPEC): Remove.
5475 2016-11-04 Richard Biener <rguenther@suse.de>
5478 * loop-invariant.c (find_exits): Record entering inner
5479 loops as possibly exiting to handle infinite sub-loops.
5480 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
5481 (fill_always_executed_in_1): Honor infinite child loops.
5483 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5486 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
5487 has already been adjusted for endianness, so don't adjust it any
5491 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
5492 ICmode unless we have standard PowerPC floating point.
5493 * config/rs6000/rs6000.md (FP iterator): Likewise.
5494 (FMOVE128 iterator): Likewise.
5496 2016-11-03 Jakub Jelinek <jakub@redhat.com>
5497 Alexandre Oliva <aoliva@redhat.com>
5498 Jason Merrill <jason@redhat.com>
5502 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
5504 * langhooks.c (lhd_type_dwarf_attribute): New function.
5505 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
5506 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
5507 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
5508 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
5509 (check_qualified_type, check_aligned_type): Call it.
5510 * dwarf2out.c (modified_type_die): Don't use type_main_variant
5511 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
5512 check_base_type and check_lang_type.
5513 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
5514 return early. For pointer-to-data-member add DW_AT_use_location
5516 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
5518 (gen_type_die_with_usage): Don't use type_main_variant
5519 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
5520 check_base_type and check_lang_type. Formatting fixes. Call
5521 get_debug_type langhook.
5523 2016-11-03 Jason Merrill <jason@redhat.com>
5525 * tree.c (check_lang_type): New.
5526 (check_qualified_type): Use it.
5527 (check_aligned_type): Use it.
5528 * tree.h: Declare it.
5530 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
5532 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
5533 (arm*-freebsd*): Likewise.
5534 (arm*-*-netbsdelf*): Likewise.
5535 (arm*-*-linux*): Likewise.
5536 (arm*-*-uclinux*eabi*): Likewise.
5537 (arm*-*-phoenix*): Likewise.
5538 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
5539 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
5540 specified. Default to arm6 if target_cpu_cname is not set.
5541 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
5542 default cpu has been correctly configured.
5543 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
5544 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
5545 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
5546 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
5547 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
5548 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
5549 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
5551 2016-11-03 Jiong Wang <jiong.wang@arm.com>
5553 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
5554 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
5555 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
5556 (output_cfa_loc): Support DW_CFA_val_expression.
5557 (output_cfa_loc_raw): Likewise.
5558 (output_cfi): Likewise.
5559 (output_cfi_directive): Likewise.
5560 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
5561 (dw_cfi_oprnd2_desc): Likewise.
5562 (mem_loc_descriptor): Recognize new pattern generated for value
5565 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
5567 PR rtl-optimization/78186
5568 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
5569 well, when converting to IOR.
5571 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
5573 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
5574 (vec_interleave_highv8qi): Likewise.
5576 2016-11-03 Martin Liska <mliska@suse.cz>
5578 * profile.c (instrument_values): Fix coding style.
5579 (branch_prob): Use renamed function.
5580 * tree-profile.c (init_ic_make_global_vars): Likewise.
5581 (gimple_init_edge_profiler): Rename to
5582 gimple_init_gcov_profiler.
5583 tree_time_profiler_counter variable declaration.
5584 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
5586 * value-prof.h: Remove an argument.
5588 2016-11-03 Richard Biener <rguenther@suse.de>
5590 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
5591 symtab_node::get_create.
5593 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5595 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
5596 Move comments into more natural position.
5598 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
5600 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
5601 (PTRDIFF_TYPE): Define as int.
5603 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5605 * ccmp.c (expand_ccmp_expr_1): Adjust.
5606 (expand_ccmp_expr): Likewise.
5607 (expand_ccmp_next): Likewise.
5608 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
5609 (aarch64_gen_ccmp_first): Likewise.
5610 * doc/tm.texi: Regenerate.
5611 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
5612 (gen_ccmp_next): Likewise.
5614 2016-11-03 Bin Cheng <bin.cheng@arm.com>
5616 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
5617 (vect_is_simple_reduction): Swap cond_reduction by inversion.
5619 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
5621 * config/i386/i386.c (ix86_init_libfuncs): New. Call
5622 darwin_rename_builtins here.
5623 (ix86_expand_divmod_libfunc): New.
5624 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
5625 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
5627 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
5628 Nathan Sidwell <nathan@acm.org>
5630 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
5632 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
5634 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
5636 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
5637 to format MODE_INT and MODE_PARTIAL_INT literals.
5639 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
5642 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
5643 NULL if TARGET_SPE_ABI.
5645 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5647 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
5648 clear padding bits even when they're less than a byte.
5650 2016-11-02 Richard Biener <rguenther@suse.de>
5652 * gimple-ssa-store-merging.c: Include gimplify-me.h.
5653 (imm_store_chain_info::output_merged_stores): Force base_addr
5654 to be proper GIMPLE for a MEM_REF address.
5655 (pass_store_merging::execute): Restrict negative bitpos
5656 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
5657 check. Take into account non-NULL_TREE offset if the base
5658 is already addressable.
5660 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
5662 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
5664 (aarch64_be_crypto_sha1hv4si): New pattern.
5666 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
5668 * config/aarch64/aarch64.md (add<mode>3): Remove
5669 redundant code. Don't split frame based additions.
5671 2016-11-02 Richard Biener <rguenther@suse.de>
5673 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
5674 redundant val and dest members.
5675 (store_immediate_info::store_immediate_info): Adjust.
5676 (merged_store_group::merged_store_group): Adjust.
5677 (merged_store_group::apply_stores): Likewise.
5678 (struct imm_store_chain_info): Add base_addr field.
5679 (imm_store_chain_info::imm_store_chain_info): New constructor.
5680 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
5681 (imm_store_chain_info::output_merged_store): Likewise. Use
5682 addr_base which is already the address.
5683 (imm_store_chain_info::output_merged_stores): Likewise.
5684 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
5685 imm_store_chain_info instead of base. Fix alias check.
5686 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
5687 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
5688 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
5689 use the address of the base and adjust for other changes.
5691 2016-11-02 Martin Liska <mliska@suse.cz>
5693 * fold-const-call.c (host_size_t_cst_p): Test whether
5694 t is convertible to size_t.
5696 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5698 PR tree-optimization/78170
5699 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
5700 introduced by native_encode_expr on little-endian as well.
5702 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5704 PR tree-optimization/78162
5705 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
5708 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5710 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
5712 (aarch64_next_callee_save): Likewise.
5713 (aarch64_pushwb_single_reg): Likewise.
5714 (aarch64_gen_storewb_pair): Likewise.
5715 (aarch64_push_regs): Likewise.
5716 (aarch64_gen_loadwb_pair): Likewise.
5717 (aarch64_pop_regs): Likewise.
5718 (aarch64_gen_store_pair): Likewise.
5719 (aarch64_gen_load_pair): Likewise.
5720 (aarch64_save_callee_saves): Likewise.
5721 (aarch64_restore_callee_saves): Likewise.
5723 2016-11-02 Richard Biener <rguenther@suse.de>
5725 PR tree-optimization/78035
5726 PR tree-optimization/77964
5727 * gimple-pretty-print.c (pp_points_to_solution): Print
5728 vars_contains_interposable.
5729 * tree-ssa-alias.c: Include varasm.h.
5730 (ptrs_compare_unequal): Check vars_contains_interposable and
5731 decl_binds_to_current_def_p.
5732 (dump_points_to_solution): Dump vars_contains_interposable.
5733 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
5735 * tree-ssa-structalias.c: Include varasm.h.
5736 (set_uids_in_ptset): Record whether vars contains a
5737 not decl_binds_to_current_def_p variable in vars_contains_interposable.
5738 (ipa_escaped_pt): Update initializer.
5740 2016-11-02 Richard Biener <rguenther@suse.de>
5742 PR tree-optimization/78047
5743 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
5744 fake field at offset zero conservatively regarding to may_have_pointers.
5746 2016-11-02 Richard Biener <rguenther@suse.de>
5748 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
5749 infer_value_range on stmt ops and update value-ranges.
5750 Dump visited stmts and blocks.
5751 (evrp_dom_walker::push_value_range): Dump changes.
5752 (evrp_dom_walker::pop_value_range): Likewise.
5753 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
5755 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5757 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
5759 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
5761 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5763 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
5764 and adjust for that.
5765 * cfgrtl.h (delete_insn_chain): Adjust prototype.
5767 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5769 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
5771 (transcode_memory_rtx): Likewise.
5772 (move_to_acc): Likewise.
5773 (move_from_acc): Likewise.
5774 (move_acc_to_reg): Likewise.
5775 (move_to_x): Likewise.
5776 (move_to_hl): Likewise.
5777 (move_to_de): Likewise.
5778 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
5779 (rs6000_emit_savres_rtx): Likewise.
5780 (rs6000_emit_prologue): Likewise.
5781 * reorg.c (update_reg_unused_notes): Likewise.
5782 * rtl.h (remove_note): Adjust prototype.
5783 * rtlanal.c (remove_note): Make argument type rtx_insn *.
5785 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5787 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
5788 variables so some can be rtx_insn *.
5789 (alpha_emit_xfloating_libcall): Likewise.
5790 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
5791 (mips_legitimize_tls_address): Likewise.
5792 * optabs.c (expand_binop): Likewise.
5793 * reload1.c (gen_reload): Likewise.
5795 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5797 * reorg.c (relax_delay_slots): Split up the trial variable.
5799 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5801 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
5802 of variables rtx_insn *.
5803 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
5804 (legitimize_tls_address): Likewise.
5805 * config/bfin/bfin.c (hwloop_optimize): Likewise.
5806 (bfin_gen_bundles): Likewise.
5807 * config/c6x/c6x.c (reorg_split_calls): Likewise.
5808 (c6x_reorg): Likewise.
5809 * config/frv/frv.c (frv_reorder_packet): Likewise.
5810 * config/i386/i386.c (ix86_split_idivmod): Likewise.
5811 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
5812 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
5813 * config/mn10300/mn10300.c: Likewise.
5814 * config/rl78/rl78.c: Likewise.
5815 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
5816 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
5817 (sh_expand_cmpnstr): Likewise.
5818 (sh_expand_strlen): Likewise.
5819 (sh_expand_setmem): Likewise.
5820 * config/sh/sh.md: Likewise.
5821 * emit-rtl.c (emit_pattern_before): Likewise.
5822 * except.c: Likewise.
5823 * final.c: Likewise.
5826 2016-11-01 Jason Merrill <jason@redhat.com>
5828 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
5829 a COND_EXPR with constant condition.
5831 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5833 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
5834 and its initialization.
5836 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5838 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
5841 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5843 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
5844 argument, don't call add_linkage_name if it is true.
5845 (gen_variable_die): For C++ inline static data members, consider the
5846 initial call when old_die is NULL to be declaration and call
5847 add_name_and_src_coords_attributes in that case with true as
5848 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
5849 (gen_member_die): For C++ inline static data members, emit a
5850 definition DIE right away in DW_TAG_compile_unit context.
5852 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
5855 * config/pa/pa.md: Add new shift/add patterns to handle
5856 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
5858 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
5860 * config/xtensa/xtensa-protos.h
5861 (xtensa_use_return_instruction_p): New prototype.
5862 * config/xtensa/xtensa.c (xtensa_current_frame_size,
5863 xtensa_callee_save_size): Remove.
5864 (struct machine_function): Add new fields: current_frame_size,
5865 callee_save_size, frame_laid_out and epilogue_done.
5866 (compute_frame_size, xtensa_expand_prologue,
5867 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
5868 cfun->machine->callee_save_size and xtensa_current_frame_size
5869 with cfun->machine->current_frame_size.
5870 (compute_frame_size): Update cfun->machine->frame_laid_out and
5871 don't update frame layout after reload completion.
5872 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
5873 instead of zeroing xtensa_current_frame_size.
5874 (xtensa_use_return_instruction_p): New function.
5875 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
5877 (INITIAL_ELIMINATION_OFFSET): Use return value of
5878 compute_frame_size instead of xtensa_current_frame_size value.
5879 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
5880 function xtensa_use_return_instruction_p instead of inline code.
5882 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5884 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
5885 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
5886 * dwarf2out.c (rnglist_idx): New variable.
5887 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
5888 (DEBUG_RNGLISTS_SECTION): Define.
5889 (ranges_base_label): New variable.
5890 (size_of_die) <case dw_val_class_range_list>: If using
5891 DW_FORM_rnglistx, count size of uleb128 of range list index.
5892 (value_format) <case dw_val_class_range_list>: For
5893 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
5894 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
5895 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
5896 (add_ranges_num): Remove useless prototype. Don't multiply
5897 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
5898 for new fields added to dw_ranges struct.
5899 (add_ranges): Add maybe_new_sec argument and pass it
5900 through to add_ranges_num.
5901 (note_rnglist_head): New function.
5902 (add_ranges_by_labels): Pass true as maybe_new_sec to
5903 add_ranges_num, call note_rnglist_head on the head of the list.
5904 (output_ranges): Add function comment. Switch to
5905 .debug_ranges section here and emit .Ldebug_ranges0 label.
5906 (index_rnglists, output_rnglists): New functions.
5907 (gen_subprogram_die): Formatting fixes.
5908 (add_high_low_attributes): Don't divide offsets
5909 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
5910 first list element or when pointing into the middle of
5911 a list. Pass true as second argument to add_ranges on the
5912 first block fragment after cold/hot section switch.
5913 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
5914 section instead of .debug_ranges. Initialize
5915 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
5916 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
5917 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
5918 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
5919 Call output_rnglists for -gdwarf-5.
5920 (dwarf2out_c_finalize): Clear rnglist_idx.
5922 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
5924 * combine.c (simplify_compare_const): Add gcc_fallthrough.
5926 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
5927 Tamar Christina <tamar.christina@arm.com>
5929 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
5930 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
5931 (vmaxnmq_f32): Likewise.
5932 (vminnm_f32): Likewise.
5933 (vminnmq_f32): Likewise.
5934 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
5936 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
5939 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5941 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
5942 binary floating point types supported by the hardware except for
5944 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
5945 vector instruction for optimizing extracting a SImode from a
5946 V4SImode vector and converting it to floating point.
5947 (vsx_xvcvuxwdp_df): Likewise.
5948 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
5949 registers to be any VSX register. Move stores to the end of the
5951 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
5952 to optimize extracting a SImode from a V4SImode vector and
5953 converting it to a binary floating point type supported by the
5954 hardware. Use the vector converts instead of extracting the
5955 element, sign extending it, and then converting it to double.
5956 Other floating point types than double first convert to double,
5957 then the double is converted to that type.
5958 (vsx_extract_si_<uns>float_<mode>): Likewise.
5960 2016-10-31 Andrew Pinski <apinski@cavium.com>
5962 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
5963 Rewrite handling of part num to handle the case where
5964 multiple implementers share the same part num.
5966 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
5967 Jakub Jelinek <jakub@redhat.com>
5969 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
5970 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
5972 2016-10-31 Jakub Jelinek <jakub@redhat.com>
5974 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
5975 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
5976 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
5977 (is_cu_die, is_unit_die): Likewise.
5978 (should_move_die_to_comdat, break_out_comdat_types): Adjust
5979 comments for DWARF5 DW_UT_type units.
5980 (output_compilation_unit_header): Add UT argument, output
5981 start of DWARF5 .debug_info section header.
5982 (output_comp_unit): Add dwo_id argument. Adjust
5983 output_compilation_unit_header caller, for DW_UT_split_compile
5984 emit dwo_id field, otherwise padding1. Emit padding2 field.
5985 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
5986 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
5987 (output_skeleton_debug_sections): Add dwo_id argument, for
5988 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
5989 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
5990 DW_UT_type or DW_UT_split_type units rather than .debug_types.
5991 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
5992 DW_TAG_compile_unit for skeleton unit die. Don't add
5993 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
5994 address to output_comp_unit and output_skeleton_debug_sections.
5996 * dwarf2out.c (debug_line_str_section): New variable.
5997 (debug_line_str_hash): Likewise.
5998 (DEBUG_LINE_STR_SECTION): Define.
5999 (set_indirect_string): Handle DW_FORM_line_strp like
6001 (find_string_form): Fix up formatting.
6002 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
6004 (output_die): Handle DW_FORM_line_strp.
6005 (DWARF5_USE_DEBUG_LINE_STR): Define.
6006 (output_line_string): New function.
6007 (output_file_names): Add -gdwarf-5 support.
6008 (output_line_info): Likewise.
6009 (init_sections_and_labels): Initialize debug_line_str_section.
6010 (output_indirect_string): Change 2nd argument from void *
6011 to enum dwarf_form form, compare with form rather than
6013 (output_indirect_strings): Pass DW_FORM_strp to
6014 output_indirect_string traversion.
6015 (dwarf2out_finish): Output .debug_line_str strings.
6016 (dwarf2out_c_finalize): Clear debug_line_str_section and
6017 debug_line_str_hash.
6019 2016-10-31 Tom Tromey <tom@tromey.com>
6022 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
6023 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
6024 DW_OP_GNU_push_tls_address case.
6025 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
6027 2016-10-31 Jakub Jelinek <jakub@redhat.com>
6029 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
6030 for frame_offset_rel bit.
6031 (struct array_descr_info): Add rank field.
6032 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
6033 and placeholder_seen fields.
6034 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
6035 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
6036 DW_OP_pick 1 into DW_OP_over.
6037 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
6038 gen_variant_part): Clear placeholder_{arg,seen}.
6039 (loc_list_from_tree_1): Drop const from context argument.
6040 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
6041 (loc_list_for_address_of_addr_expr_of_indirect_ref,
6042 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
6044 (add_scalar_info): Drop const from context argument. Handle
6045 context->placeholder_arg.
6046 (add_bound_info): Drop const from context argument.
6047 (gen_descr_array_type_die): Drop const from ctx variable.
6048 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
6049 attribute and use a single DW_TAG_generic_subrange instead of
6050 7 DW_TAG_subrange_type for assumed rank arrays.
6052 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
6053 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
6054 from bool to 1-bit uchar bitfield. Add num_assigned and
6055 offset_emitted bitfields.
6056 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
6057 for dw_val_class_lineptr and dw_val_class_macptr. Handle
6058 dw_val_class_loclistsptr.
6059 (new_addr_loc_descr): Fix up formatting.
6060 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
6061 (add_AT_low_high_pc): Fix up formatting.
6062 (add_AT_loclistsptr): New function.
6063 (AT_lbl): Allow dw_val_class_loclistsptr.
6064 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
6065 Handle dw_val_class_loclistsptr.
6066 (loc_list_idx): New variable.
6067 (output_loclists_offsets, assign_location_list_indexes): New
6069 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
6070 add size_of_uleb128 of the index. Drop never used
6071 dwarf_split_debug_info AT_index handling. Handle
6072 dw_val_class_loclistsptr.
6073 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
6074 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
6075 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
6076 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
6077 DW_FORM_loclistx indexes.
6078 (output_attr_index_or_value): Fix up formatting. Don't handle
6079 dw_val_class_loc_list here.
6080 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
6081 For dw_val_class_loc_list call output_loc_list_offset rather than
6082 output_attr_index_or_value.
6083 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
6084 or .debug_loclists.dwo section name for debug_loc_section.
6085 (resolve_addr_in_expr): Formatting fix.
6086 (index_location_lists): Likewise.
6087 (dwarf2out_finish): If there are any location lists, for
6088 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
6089 index_location_lists only if have_location_lists. Call
6090 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
6091 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
6092 -gsplit-dwarf also emit offset table.
6094 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
6095 (size_of_die, value_format, output_die): Use
6096 DW_FORM_data16 for 128-bit dw_val_class_const_double or
6097 dw_val_class_wide_int.
6099 * dwarf2out.c (dwarf_op): Renamed to ...
6100 (dwarf_OP): ... this.
6101 (convert_descriptor_to_mode, scompare_loc_descriptor,
6102 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
6103 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
6105 (dwarf_AT, dwarf_TAG): New functions.
6106 (check_die): Disallow DW_AT_call_all_calls next to
6107 DW_AT_GNU_all_call_sites.
6108 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
6109 and attributes instead of the corresponding GNU tag and attributes.
6110 (gen_subprogram_die): Likewise. Emit call site information even
6111 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
6112 DW_AT_defaulted in comment.
6113 (resolve_addr): Handle DW_AT_call_origin attribute on
6114 DW_TAG_call_site DIE like DW_AT_abstract_origin on
6115 DW_TAG_GNU_call_site DIE.
6117 * dwarf2out.c (dwarf_op): New function.
6118 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
6119 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
6120 (output_loc_operands, output_loc_operands_raw): Likewise.
6121 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
6122 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
6123 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
6124 if dwarf_version < 5.
6125 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
6127 (scompare_loc_descriptor, ucompare_loc_descriptor,
6128 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
6129 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
6130 optimize_location_into_implicit_ptr): Likewise. Only punt for
6131 !dwarf_strict if dwarf_version < 5.
6132 (string_cst_pool_decl): Adjust comment.
6133 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
6135 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
6136 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
6137 (struct dw_val_node): Add val_file_implicit field.
6138 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
6139 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
6140 output_die): Handle dw_val_class_const_implicit,
6141 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
6142 (abbrev_die_table): Change into va_gc vec.
6143 (abbrev_die_table_allocated, abbrev_die_table_in_use,
6144 ABBREV_DIE_TABLE_INCREMENT): Remove.
6145 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
6146 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
6148 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
6149 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
6151 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
6153 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
6155 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
6157 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
6158 unit. Call optimize_abbrev_table.
6159 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
6160 abbrev_die_table being a va_gc vec.
6162 PR tree-optimization/77860
6163 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
6164 also integral complex and vector constants.
6166 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
6167 optimize_macinfo_range, save_macinfo_strings): Replace
6168 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
6169 (output_macinfo): Likewise. Emit .debug_macro* rather than
6170 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
6171 (init_sections_and_labels): Use .debug_macro* labels rather than
6172 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
6173 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
6174 or DW_AT_GNU_macros for -gdwarf-5.
6176 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
6178 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
6180 2016-09-11 Le-Chun Wu <lcwu@google.com>
6181 Mark Wielaard <mjw@redhat.com>
6183 * common.opt (Wshadow=global): New option. Default for -Wshadow.
6184 (Wshadow=local): New option.
6185 (Wshadow-local): Hidden alias for -Wshadow=local.
6186 (Wshadow=compatible-local): New option.
6187 (Wshadow-compatible-local): Hidden alias for
6188 -Wshadow=compatible-local.
6189 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
6190 Wshadow=compatible-local.
6192 2016-10-31 Bin Cheng <bin.cheng@arm.com>
6194 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
6195 Check slp defs for COND_EXPR by swapping/inverting operands if the
6196 new parameter SWAP indicates so.
6197 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
6198 is isomorphic to the first stmt via swapping/inverting. Store swap
6199 information in the new parameter SWAP.
6200 (vect_build_slp_tree): New local array SWAP and pass it to function
6201 vect_build_slp_tree_1. Cleanup result handling code for function
6202 call to vect_get_and_check_slp_defs. Skip operand swapping if the
6203 order of operands has been fixed as indicated by SWAP[i].
6205 2016-10-31 Bin Cheng <bin.cheng@arm.com>
6207 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
6208 unnecessary data dependence check after visited store stmt.
6210 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6212 PR tree-optimization/71915
6213 PR tree-optimization/71490
6214 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
6216 (find_basis_for_base_expr): Require stride types to match when
6218 (alloc_cand_and_find_basis): Record the stride type.
6219 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
6220 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
6221 the expressions having those types.
6222 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
6223 (create_mul_ssa_cand): Likewise.
6224 (create_mul_imm_cand): Likewise.
6225 (create_add_ssa_cand): Likewise.
6226 (create_add_imm_cand): Likewise.
6227 (legal_cast_p_1): Change interface to accept types rather than the
6228 expressions having those types.
6229 (legal_cast_p): Pass types to legal_cast_p_1.
6230 (slsr_process_cast): Pass stride type to
6231 alloc_cand_and_find_basis.
6232 (slsr_process_copy): Likewise.
6233 (dump_candidate): Display stride type when a cast exists.
6234 (create_add_on_incoming_edge): Introduce a cast when necessary for
6236 (analyze_increments): Change the code checking for invalid casts
6237 to rely on the stride type, and update the documentation and
6238 example. Change the code checking for pointer multiplies to rely
6240 (insert_initializers): Introduce a cast when necessary for the
6241 stride type. Use the stride type for the type of the initializer.
6243 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6245 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
6247 2016-10-29 Jakub Jelinek <jakub@redhat.com>
6249 PR rtl-optimization/77919
6250 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
6251 into memory if both modes are complex and their inner modes have the
6252 same precision. If the two modes are different complex modes, convert
6253 each part separately and generate a new CONCAT.
6255 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
6257 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
6259 2016-10-29 Jakub Jelinek <jakub@redhat.com>
6262 * gimple-ssa-store-merging.c
6263 (imm_store_chain_info::output_merged_store): Use build_aligned_type
6264 instead of SET_TYPE_ALIGN on shared integral type.
6266 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
6268 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
6269 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
6272 2016-10-28 Jeff Law <law@redhat.com>
6274 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
6275 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
6277 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6279 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
6281 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6283 * target.def (min_arithmetic_precision): New hook.
6284 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
6285 * doc/tm.texi: Regenerate.
6286 * internal-fn.c (expand_arith_overflow): Adjust handling of target
6287 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
6288 * targhooks.c (default_min_arithmetic_precision): New function.
6289 * targhooks.h (default_min_arithmetic_precision): Declare.
6290 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
6291 (sparc_min_arithmetic_precision): New function.
6293 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
6296 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
6297 Swap commutative operands in new RTL if needed. Handle zero_ext
6299 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
6302 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6303 Kugan Vivekanandarajah <kuganv@linaro.org>
6304 Jim Wilson <jim.wilson@linaro.org>
6306 PR tree-optimization/43721
6307 * target.def: New hook expand_divmod_libfunc.
6308 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
6309 * doc/tm.texi: Regenerate.
6310 * internal-fn.def: Add new entry for DIVMOD ifn.
6311 * internal-fn.c (expand_DIVMOD): New.
6312 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
6314 (widen_mul_stats): Add new field divmod_calls_inserted.
6315 (target_supports_divmod_p): New.
6316 (divmod_candidate_p): Likewise.
6317 (convert_to_divmod): Likewise.
6318 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
6319 renumber_gimple_stmt_uids at beginning of function. Call
6320 convert_to_divmod and record stats for divmod.
6321 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
6322 TARGET_EXPAND_DIVMOD_LIBFUNC.
6323 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
6326 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6327 Segher Boessenkool <segher@kernel.crashing.org>
6329 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
6330 swapping the arms of the branch.
6331 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
6332 sequence for the generic signed-signed-signed case.
6334 2016-10-28 Jeff Law <law@redhat.com>
6336 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
6338 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
6340 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
6342 PR rtl-optimization/78029
6343 * function.c (prologue_contains, epilogue_contains): New functions.
6344 (record_prologue_seq, record_epilogue_seq): New functions.
6345 * function.h (prologue_contains, epilogue_contains,
6346 record_prologue_seq, record_epilogue_seq): New declarations.
6347 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
6348 mixing prologue and epilogue insns.
6349 (init_deps): Initialize the new fields in struct deps_desc.
6350 * sched-int.h (struct deps_desc): New fields last_prologue,
6351 last_epilogue, and last_logue_was_epilogue.
6352 * shrink-wrap.c (emit_common_heads_for_components): Record all
6353 emitted prologue and epilogue insns.
6354 (emit_common_tails_for_components): Ditto.
6355 (insert_prologue_epilogue_for_components): Ditto.
6357 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6360 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
6361 * common.opt (fstore-merging): New Optimization option.
6362 * opts.c (default_options_table): Add entry for
6363 OPT_ftree_store_merging.
6364 * fold-const.h (can_native_encode_type_p): Declare prototype.
6365 * fold-const.c (can_native_encode_type_p): Define.
6366 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
6367 (PARAM_MAX_STORES_TO_MERGE): Likewise.
6368 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
6369 * passes.def: Insert pass_tree_store_merging.
6370 * tree-pass.h (make_pass_store_merging): Declare extern
6372 * gimple-ssa-store-merging.c: New file.
6373 * doc/invoke.texi (Optimization Options): Document
6375 (--param documentation): Document store-merging-allow-unaligned
6376 and max-stores-to-merge.
6378 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
6381 * gimplify.c (gimplify_init_constructor): Move emit of constructor
6382 assignment to earlier in the if/else logic.
6384 2016-10-28 Richard Biener <rguenther@suse.de>
6388 * fold-const.c (make_bit_field_ref): Only adjust alias set
6389 when the original alias set was zero.
6391 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6393 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
6394 (s390_adjust_loops): New function.
6395 (s390_reorg): Invoke s390_adjust_loops.
6396 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
6397 ("osc_break"): New insn definition.
6399 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6401 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
6402 * config.gcc: Support alternate archXX cpu levels with
6403 --with-arch= and --with-tune=.
6404 * config/s390/linux.h: Translate new archXX cpu levels to the
6405 original names when calling GAS.
6406 * config/s390/tpf.h: Likewise.
6407 * doc/invoke.texi: Document the alternate cpu level names.
6409 2016-10-28 Jakub Jelinek <jakub@redhat.com>
6411 PR rtl-optimization/77919
6412 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
6413 MEM if mode1 is not a complex mode.
6415 PR rtl-optimization/78132
6416 * ree.c (combine_reaching_defs): Give up if copy_needed and
6417 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
6419 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
6421 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
6423 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
6425 * config/rs6000/constraints.md (wH constraint): Add new
6426 constraints for allowing 32-bit integers (and eventually 8/16-bit
6427 integers) into the vector registers.
6428 (wI constraint): Likewise.
6429 (wJ constraint): Likewise.
6430 (wK constraint): Likewise.
6431 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
6432 -mvsx-small-integer as a default option for ISA 2.07
6434 (POWERPC_MASKS): Likewise.
6435 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
6436 switch to turn off small integer support in vector registers.
6437 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
6438 test for -mupper-regs-di, since it is already done with the
6439 reg_add[mode].scalar_in_vsx_p. Add support for the switch
6440 -mvsx-small-integer.
6441 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
6443 (rs6000_setup_reg_addr_masks): Likewise.
6444 (rs6000_init_hard_regno_mode_ok): Likewise.
6445 (rs6000_option_override_internal): Add consistency checks for
6446 -mvsx-small-integer.
6447 (rs6000_secondary_reload_simple_move): SImode is a simple move if
6448 -mvsx-small-integer.
6449 (rs6000_secondary_reload): Use std::swap.
6450 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
6451 VSX_REGS for small integers in vector registers, since there is no
6452 D-FORM address mode for such types.
6453 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
6454 (rs6000_opt_masks): Add -mvsx-small-integer.
6455 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
6457 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
6458 extracts can be done on ISA 2.07.
6459 (vsx_extract_<mode>): Add support for small integers in vsx
6461 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
6462 longer support V4SImode in this pattern.
6463 (vsx_extract_si): New insn to support extraction of SImode in ISA
6464 2.07 using either xxextractuw or vspltw.
6465 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
6466 longer support V4SImode in this pattern.
6467 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
6468 wJ, and wK constraints.
6469 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
6470 storing SDmode with VSX instructions.
6471 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
6472 GPR load and before the FPR and VSX loads. Remove ??, ! from the
6473 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
6474 small integers in vector registers.
6475 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
6476 load and before the FPR and VSX loads. Remove ??, ! from the
6477 constraints. Add VEXTSW2D support for small integers in vector
6479 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
6480 integers in vector registers.
6481 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
6482 move instead of using an UNSPEC.
6483 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
6484 integers in vector registers.
6485 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
6486 move instead of using an UNSPEC.
6487 (movsi_internal1): Add support for -mvsx-small-integer. Align
6488 columns so that it is more readable.
6489 (SImode splitter for ISA 3.0 constants): Add splitter for
6490 -128..127 constants that can easily be constructed on ISA 3.0.
6491 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
6494 2016-10-27 Jakub Jelinek <jakub@redhat.com>
6497 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
6500 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
6502 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
6503 PIC_OFFSET_TABLE_REGNUM twice.
6505 2016-10-27 Bin Cheng <bin.cheng@arm.com>
6507 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
6508 support for constant operand for OP.
6510 2016-10-27 Jakub Jelinek <jakub@redhat.com>
6512 * dwarf2out.c (gen_member_die): Only reparent_child instead of
6513 splice_child_die if child doesn't have DW_AT_specification attribute.
6515 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6517 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
6518 (TARGET_HAVE_LDREXBH): Likewise.
6519 (TARGET_HAVE_LDACQ): Likewise.
6521 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6523 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
6524 logic to to decide whether to copy over old value to register for new
6526 * config/arm/sync.md: Add comments explaning why mode and code
6527 attribute are not defined in iterators.md
6528 (thumb1_atomic_op_str): New code attribute.
6529 (thumb1_atomic_newop_str): Likewise.
6530 (thumb1_atomic_fetch_op_str): Likewise.
6531 (thumb1_atomic_fetch_newop_str): Likewise.
6532 (thumb1_atomic_fetch_oldop_str): Likewise.
6533 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
6534 mirror the more restrictive constraints of the Thumb-1 insns after
6535 split compared to Thumb-2 counterpart insns.
6536 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
6537 in sync with non atomic version.
6538 (atomic_nand<mode>): Likewise.
6539 (atomic_fetch_<sync_optab><mode>): Likewise.
6540 (atomic_fetch_nand<mode>): Likewise.
6541 (atomic_<sync_optab>_fetch<mode>): Likewise.
6542 (atomic_nand_fetch<mode>): Likewise.
6543 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
6544 in sync with atomic version.
6545 (thumb1_subsi3_insn): Likewise.
6546 (thumb1_andsi3_insn): Likewise.
6547 (thumb1_iorsi3_insn): Likewise.
6548 (thumb1_xorsi3_insn): Likewise.
6550 2016-10-27 Nick Clifton <nickc@redhat.com>
6552 * plugin.c (register_plugin_info): Produce an error message if the
6553 plugin is not found in the hash table.
6555 2016-10-27 Bin Cheng <bin.cheng@arm.com>
6557 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
6560 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
6563 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
6564 define builtin functions from the bdesc_spe_predicates or
6565 bdesc_spe_evsel arrays if the builtin mask is not compatible with
6566 the current compiler configuration.
6567 (paired_init_builtins): Modify loop to not define define builtin
6568 functions from the bdesc_paried_preds array if the builtin mask is
6569 not compatible with the current compiler configuration.
6570 (altivec_init_builtins): Modify loops to not define the
6571 __builtin_altivec_stxvl function nor the builtin functions from
6572 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
6573 builtin mask is not compatible with the current compiler
6576 2016-10-26 Jeff Law <law@redhat.com>
6578 * config/sh/sh.c (output_branch): Add missing fallthru comments.
6579 (gen_shl_and): Likewise.
6580 * config/sh/sh.md (movsicc): Add missing fallthru comments.
6582 * config/mips/mips.c (mips16_constant_cost): Add missing
6584 (mips16_build_call_stub): Increase buffer size. Adjust
6587 2016-10-26 David Malcolm <dmalcolm@redhat.com>
6589 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
6590 INSN_UIDs for all insns in compact mode.
6591 (rtx_writer::print_rtx): Likewise.
6592 * print-rtl.h (rtx_writer::flag_compact): Update comment.
6593 * rtl-tests.c (selftest::test_dumping_insns): Update expected
6594 output to include INSN_UID.
6595 (selftest::test_uncond_jump): Likewise.
6597 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
6599 * haifa-sched.c (call_used_regs_num): Rename to...
6600 (call_saved_regs_num): ...this.
6601 (fixed_regs_num): New variable.
6602 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
6604 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
6606 2016-10-26 David Malcolm <dmalcolm@redhat.com>
6608 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
6610 * print-rtl.c (outfile): Delete global.
6611 (sawclose): Likewise.
6613 (in_call_function_usage): Likewise.
6614 (flag_compact): Likewise.
6615 (flag_simple): Likewise.
6616 (rtx_writer::rtx_writer): New ctor.
6617 (print_rtx_operand_code_0): Convert to...
6618 (rtx_writer::print_rtx_operand_code_0): ...this.
6619 (print_rtx_operand_code_e): Convert to...
6620 (rtx_writer::print_rtx_operand_code_e): ...this.
6621 (print_rtx_operand_codes_E_and_V): Convert to...
6622 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
6623 (print_rtx_operand_code_i): Convert to...
6624 (rtx_writer::print_rtx_operand_code_i): ...this.
6625 (print_rtx_operand_code_r): Convert to...
6626 (rtx_writer::print_rtx_operand_code_r): ...this.
6627 (print_rtx_operand_code_u): Convert to...
6628 (rtx_writer::print_rtx_operand_code_u): ...this.
6629 (print_rtx_operand): Convert to...
6630 (rtx_writer::print_rtx_operand): ...this.
6631 (print_rtx): Convert to...
6632 (rtx_writer::print_rtx): ...this.
6633 (print_inline_rtx): Rewrite in terms of class rtx_writer.
6634 (debug_rtx): Likewise.
6635 (print_rtl): Convert to...
6636 (rtx_writer::print_rtl): ...this.
6637 (print_rtl): Reimplement in terms of class rtx_writer.
6638 (print_rtl_single): Rewrite in terms of class rtx_writer.
6639 (print_rtl_single_with_indent): Convert to..
6640 (rtx_writer::print_rtl_single_with_indent): ...this.
6641 (print_simple_rtl): Rewrite in terms of class rtx_writer.
6642 * print-rtl.h (flag_compact): Delete decl.
6643 (class rtx_writer): New class.
6644 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
6647 2016-10-26 Jeff Law <law@redhat.com>
6649 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
6652 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
6653 (check_if_valid_sleep_operand): Add missing fallthru comment.
6654 (arc_register_move_cost): Increase buffer size.
6655 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
6657 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
6659 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
6660 comment. Add gcc_unreachable for path that should never happen.
6662 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
6665 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6666 Martin Liska <mliska@suse.cz>
6669 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
6670 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
6671 on outer context if any.
6673 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6675 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
6676 by increment rather than double it.
6677 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
6678 emit a space before args[4].
6679 (END): Don't emit a space before with_arg.
6681 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6683 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
6684 Baseline only alternatives to (i) hold store atomic success value in a
6685 return register rather than a scratch register, (ii) use a low register
6686 for it and to (iii) ensure the cbranchsi insn generated by the split
6687 respect the constraints of Thumb-1 cbranchsi4_insn and
6689 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
6690 constraints must match those in atomic_compare_and_swap.
6691 (cbranchsi4_scratch): Likewise.
6693 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6695 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
6696 variable. Add the new parameter to the insn generator. Set that
6697 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
6698 return value from the negation of that parameter for Thumb-1, keeping
6699 the logic unchanged otherwise except for using bdst as the destination
6700 register of the compare_and_swap insn.
6701 (arm_split_compare_and_swap): Add explanation about how is the value
6702 returned to the function comment. Rename scratch variable to
6703 neg_bval. Adapt initialization of variables holding operands to the
6704 new operand numbers. Use return register to hold result of store
6705 exclusive for Thumb-1, scratch register otherwise. Construct the
6706 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
6707 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
6708 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
6709 for strongly ordered compare_and_swap.
6710 * config/arm/predicates.md (cc_register_operand): New predicate.
6711 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
6712 match_operand with the new predicate to accept either the CC flag or a
6713 destination register for the boolean return value, restricting it to
6714 CC flag only via constraint. Adapt operand numbers accordingly.
6716 2016-10-26 Jeff Law <law@redhat.com>
6718 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
6720 * config/frv/frv.c (comparison_string): Do not fall through after
6723 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
6725 (expand_one_builtin): Add missing break.
6727 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
6728 (m32c_legitimate_address_p): Likewise.
6730 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
6732 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
6734 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
6737 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
6740 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
6742 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
6744 (rl78_asm_ctor_dtor): Increase buffer size.
6746 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
6748 (xstormy16_asm_output_constructor): Likewise.
6750 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
6753 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
6754 comment to silence warning.
6756 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
6757 (spu_legitimate_address_p): Fix logic error and add missing fallthru
6760 2016-10-26 Michael Matz <matz@suse.de>
6762 PR tree-optimization/78060
6763 PR tree-optimization/78061
6764 PR tree-optimization/78088
6765 * tree-ssa-loop-split.c (easy_exit_values): New function.
6766 (tree_ssa_split_loops): Use it.
6767 (compute_new_first_bound): Change order of operations,
6768 fix invalid use of types.
6770 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
6772 gen-pass-instances.awk is sensitive to the order in which
6773 passes are added; passes that appear later have to be added first.
6777 * config/avr/avr-passes.def: Swap order of directives for
6778 gen-pass-instances.awk.
6780 2016-10-25 Jeff Law <law@redhat.com>
6782 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
6783 (vax_notice_update_cc): Likewise.
6785 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6787 * config.gcc (sparc*-*-solaris2*): Adjust.
6788 (sparc64-*-linux*): Likewise.
6789 * config/sparc/default-64.h: Rename to...
6790 * config/sparc/default64.h: ...this.
6791 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
6793 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
6794 * config/sparc/sparc.h: Minor tweaks.
6795 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
6796 TARGET_ARCH32 throughout. Minor various tweaks throughout.
6798 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6800 * input.c (fcache::file_patch): Add comment about lifetime.
6801 (selftest::cpp_reader_ptr): New class.
6802 (selftest::lexer_test): Convert m_parser from cpp_reader *
6803 to a cpp_reader_ptr, and move m_tempfile to after it.
6804 (selftest::lexer_test::lexer_test): Update for above reordering.
6805 (lexer_test::~lexer_test): Move cleanup of m_parser to
6806 cpp_reader_ptr's dtor.
6808 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6810 * toplev.c (toplev::main): Remove call to
6811 location_adhoc_data_fini.
6813 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6815 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
6816 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
6818 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6820 * ggc-tests.c (forcibly_ggc_collect): Rename to...
6821 (selftest::forcibly_ggc_collect): ...this, and remove "static".
6822 (test_basic_struct): Update for above renaming.
6823 (test_length): Likewise.
6824 (test_union): Likewise.
6825 (test_finalization): Likewise.
6826 (test_deletable_global): Likewise.
6827 (test_inheritance): Likewise.
6828 (test_chain_next): Likewise.
6829 (test_user_struct): Likewise.
6830 (test_tree_marking): Likewise.
6831 * selftest-run-tests.c (selftest::run_tests): Call
6832 selftest::forcibly_ggc_collect at the end of the selftests.
6833 * selftest.h (selftest::forcibly_ggc_collect): New decl.
6835 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6838 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
6839 * optabs.c (expand_vec_cond_expr): For comparison codes
6840 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
6841 (expand_vec_cmp_expr): For comparison codes
6842 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
6843 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
6844 Add enum tree_code argument.
6845 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
6847 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
6848 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
6850 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
6851 NE_EXPR, attempt to use vcondeq_optab as fallback.
6852 * tree-vect-generic.c (expand_vector_comparison,
6853 expand_vector_divmod, expand_vector_condition): Adjust
6854 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
6855 * tree-vect-stmts.c (vectorizable_condition,
6856 vectorizable_comparison): Likewise.
6857 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
6858 check_bool_pattern, search_type_for_mask_1): Likewise.
6859 * expr.c (do_store_flag): Likewise.
6860 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
6861 @code{vcondeq@var{m}@var{n}}): Document.
6862 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
6865 2016-10-25 Jeff Law <law@redhat.com>
6867 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
6869 (v850_output_aligned_bss): Add missing break.
6871 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
6873 2016-10-25 Martin Liska <mliska@suse.cz>
6876 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
6877 statements as they can also contain possibly a freeing call.
6879 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
6880 Martin Liska <mliska@suse.cz>
6883 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
6884 * ipa-icf.c (sem_function::get_hash): Add target optimization
6887 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
6890 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
6891 Remove partial overlap check for shift by 1.
6892 (ashldi3_neon): Likewise.
6894 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
6896 * config/arm/constraints.md (Q constraint): Document its use for
6898 (Pf constraint): New constraint for relaxed, consume or relaxed memory
6900 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
6901 alternatives to allow any register when memory model matches Pf and
6902 thus lda is used, but only low registers otherwise. Use unpredicated
6903 output template for Thumb-1 targets.
6904 (atomic_store<mode>): Likewise for stl.
6905 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
6906 whose output template does not have predication.
6907 (arm_load_acquire_exclusive<mode>): Likewise.
6908 (arm_load_exclusivesi): Likewise.
6909 (arm_load_acquire_exclusivesi): Likewise.
6910 (arm_store_release_exclusive<mode>): Likewise.
6911 (arm_store_exclusive<mode>): Use unpredicated output template for
6914 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6916 * internal-fn.def (LAUNDER): New internal function.
6917 * internal-fn.c (expand_LAUNDER): New function.
6919 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6920 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6922 New avr target pass to work around performance loss by PR fix.
6926 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
6927 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
6928 * config/avr/predicates.md (extend_operator): New.
6929 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
6930 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
6931 (make_avr_pass_casesi): New prototypes.
6932 * config/avr/avr.c (print-rtl.h): Include it.
6933 (pass_data avr_pass_data_casesi): Data for new pass.
6934 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
6935 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
6936 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
6937 (avr_optimize_casesi): New functions.
6939 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6940 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6944 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
6946 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6948 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
6949 DW_AT_rvalue_reference attributes.
6951 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
6953 * doc/invoke.text (Wint-in-bool-context): Update documentation.
6954 * value-prof.c (stringop_block_profile): Fix a warning.
6956 2016-10-24 Martin Sebor <msebor@redhat.com>
6959 * builtins.c (string_length): New function.
6960 (c_strlen): Use string_length. Correctly handle wide strings.
6961 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
6963 (target_int_max): Call target_max_value.
6964 (format_result::knownrange): New data member.
6965 (fmtresult::fmtresult): Define default constructor.
6966 (format_integer): Use it and set format_result::knownrange.
6967 Handle global constants.
6968 (format_floating_max): Add third argument.
6969 (format_floating): Recompute maximum value for %a for each argument.
6970 (get_string_length): Use fmtresult default ctor.
6971 (format_string): Set format_result::knownrange.
6972 (format_directive): Check format_result::knownrange.
6973 (add_bytes): Same. Correct caret placement in diagnostics.
6974 (pass_sprintf_length::compute_format_length): Set
6975 format_result::knownrange.
6976 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
6978 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6980 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
6981 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
6983 2016-10-24 Ximin Luo <infinity0@pwned.gg>
6986 * dwarf2out.c (file_table_relative_p): Remove.
6987 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
6988 also for absolute paths.
6989 * doc/tm.texi: Update.
6990 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
6991 * target.def (force_at_comp_dir): Remove hook.
6992 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
6994 2016-10-24 Richard Biener <rguenther@suse.de>
6996 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
6997 backedges when identifying the single predecessor to take
6998 conditional info from. Use SCEV to get at ranges for loop IVs.
6999 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
7000 avoid false warning.
7002 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
7005 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
7006 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
7007 (avr_address_tiny_absdata_p): New static function.
7008 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
7009 it to determine validity of constant addresses.
7010 (avr_attribute_table) [absdata]: New variable attribute...
7011 (avr_handle_absdata_attribute): ...and handler.
7012 (avr_decl_absdata_p): New static function.
7013 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
7014 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
7015 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
7017 2016-10-24 Richard Biener <rguenther@suse.de>
7019 PR tree-optimization/78076
7020 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
7021 also on the loop tree root.
7023 2016-10-24 Jakub Jelinek <jakub@redhat.com>
7025 * config/i386/i386.c (ix86_fold_builtin): Handle
7026 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
7027 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
7028 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
7029 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
7031 2016-10-24 Martin Liska <mliska@suse.cz>
7034 * opts.c (finish_options): Skip conditionally.
7036 2016-10-23 Martin Sebor <msebor@redhat.com>
7039 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
7040 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
7042 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
7044 * config/sparc/sparc.md (cpu_feature): Minor tweak.
7045 (enabled): Likewise.
7046 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
7047 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
7048 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
7049 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
7050 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
7051 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
7053 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
7055 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
7056 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
7058 2016-10-21 Andrew Pinski <apinski@cavium.com>
7060 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
7062 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
7063 implementer_id to unsigned char.
7064 Change part_no to unsigned int.
7065 (AARCH64_BIG_LITTLE): New define.
7066 (INVALID_IMP): New define.
7067 (INVALID_CORE): New define.
7068 (cpu_data): Change the last element's implementer_id and part_no to
7070 (valid_bL_string_p): Rewrite to ..
7071 (valid_bL_core_p): this for integers instead of strings.
7072 (parse_field): New function.
7073 (contains_string_p): Rewrite to ...
7074 (contains_core_p): this for integers and only for the part_no.
7075 (host_detect_local_cpu): Rewrite handling of implementation and
7076 par num to be integers; simplifying the code.
7078 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7080 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
7081 value range for pointers in more cases.
7083 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
7085 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
7086 Add extra argument to allow emitting the move immediate.
7087 Use add/sub with positive immediate.
7088 (aarch64_add_constant): Add inline function.
7089 (aarch64_add_sp): Likewise.
7090 (aarch64_sub_sp): Likewise.
7091 (aarch64_expand_prologue): Call aarch64_sub_sp.
7092 (aarch64_expand_epilogue): Call aarch64_add_sp.
7093 Decide when to leave out move.
7094 (aarch64_output_mi_thunk): Call aarch64_add_constant.
7096 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
7098 * config/aarch64/aarch64.c (aarch64_layout_frame):
7099 Align FP callee-saves.
7101 2016-10-21 Jakub Jelinek <jakub@redhat.com>
7103 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
7104 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
7106 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
7107 _rdseed64_step): Likewise.
7108 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
7111 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
7112 and tree-ssanames.h.
7113 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
7114 with INTEGER_CST argument.
7115 (ix86_gimple_fold_builtin): New function.
7116 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
7118 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
7119 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
7120 (ranges_table_allocated, ranges_table_in_use,
7121 ranges_by_label_allocated, ranges_by_label_in_use,
7122 RANGES_TABLE_INCREMENT): Removed.
7123 (add_ranges_num): Use vec_safe_push into ranges_table.
7124 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
7125 (output_ranges): Adjust for ranges_table and ranges_by_label
7126 conversion from arrays to vec.
7127 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
7128 conversion from arrays to vec.
7129 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
7130 ranges_table_in_use, ranges_by_label_allocated and
7131 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
7133 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
7134 if needed. Re-add origin_die variable and its initialization.
7136 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
7137 even for -fstack-reuse=none, or for volatile vars etc.
7139 2016-10-21 David Malcolm <dmalcolm@redhat.com>
7141 * print-rtl-function.c (flag_compact): Move extern decl to...
7142 * print-rtl.h (flag_compact): ...here.
7143 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
7144 (ASSERT_RTL_DUMP_EQ): New macro.
7145 (selftest::test_dumping_regs): New function.
7146 (selftest::test_dumping_insns): New function.
7147 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
7149 (selftest::rtl_tests_c_tests): Call the new test functions.
7151 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7153 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
7154 (outgoing_edges_match): Likewise.
7155 (try_crossjump_to_edge): Likewise.
7156 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
7157 (rtl_tidy_fallthru_edge): Likewise.
7158 * rtl.h (tablejump_p): Adjust prototype.
7159 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
7161 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7163 * rtl.h (label_ref_label): New function.
7164 (set_label_ref_label): New function.
7165 (LABEL_REF_LABEL): Delete.
7166 * alias.c (rtx_equal_for_memref_p): Adjust.
7167 * cfgbuild.c (make_edges): Likewise.
7168 (purge_dead_tablejump_edges): Likewise.
7169 * cfgexpand.c (convert_debug_memory_address): Likewise.
7170 * cfgrtl.c (patch_jump_insn): Likewise.
7171 * combine.c (distribute_notes): Likewise.
7172 * cse.c (hash_rtx_cb): Likewise.
7173 (exp_equiv_p): Likewise.
7174 (fold_rtx): Likewise.
7175 (check_for_label_ref): Likewise.
7176 * cselib.c (rtx_equal_for_cselib_1): Likewise.
7177 (cselib_hash_rtx): Likewise.
7178 * emit-rtl.c (mark_label_nuses): Likewise.
7179 * explow.c (convert_memory_address_addr_space_1): Likewise.
7180 * final.c (output_asm_label): Likewise.
7181 (output_addr_const): Likewise.
7182 * gcse.c (add_label_notes): Likewise.
7183 * genconfig.c (walk_insn_part): Likewise.
7184 * genrecog.c (validate_pattern): Likewise.
7185 * ifcvt.c (cond_exec_get_condition): Likewise.
7186 (noce_emit_store_flag): Likewise.
7187 (noce_get_alt_condition): Likewise.
7188 (noce_get_condition): Likewise.
7189 * jump.c (maybe_propagate_label_ref): Likewise.
7190 (mark_jump_label_1): Likewise.
7191 (redirect_exp_1): Likewise.
7192 (rtx_renumbered_equal_p): Likewise.
7193 * lra-constraints.c (operands_match_p): Likewise.
7194 * print-rtl.c (print_value): Likewise.
7195 * reload.c (find_reloads): Likewise.
7196 * reload1.c (set_label_offsets): Likewise.
7197 * reorg.c (get_branch_condition): Likewise.
7198 * rtl-tests.c (test_uncond_jump): Likewise.
7199 * rtl.c (rtx_equal_p_cb): Likewise.
7200 (rtx_equal_p): Likewise.
7201 * rtlanal.c (reg_mentioned_p): Likewise.
7202 (rtx_referenced_p): Likewise.
7203 (get_condition): Likewise.
7204 * varasm.c (const_hash_1): Likewise.
7205 (compare_constant): Likewise.
7206 (const_rtx_hash_1): Likewise.
7207 (output_constant_pool_1): Likewise.
7209 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7212 * reload.c (find_valid_class_1): Allow regclass if atleast one
7213 regno in regclass is ok. Compute and use rclass size based on
7214 actually available regnos for mode in rclass.
7216 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
7218 * config/sparc/sparc-modes.def (CCV): New.
7220 * config/sparc/predicates.md (v_comparison_operator): New.
7221 (icc_comparison_operator): Add support for CCV/CCXV.
7222 (xcc_comparison_operator): Likewise.
7223 * config/sparc/sparc.c (output_cbranch): Likewise.
7224 (sparc_print_operand): Likewise.
7225 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
7226 (uaddvdi4): New expander.
7227 (addvdi4): Likewise.
7228 (uaddvdi4_sp32): New instruction.
7229 (addvdi4_sp32): Likewise.
7230 (uaddvsi4): New expander.
7231 (addvsi4): Likewise.
7232 (cmp_ccc_plus_sltu_set): New instruction.
7233 (cmp_ccv_plus): Likewise.
7234 (cmp_ccxv_plus): Likewise.
7235 (cmp_ccv_plus_set): Likewise.
7236 (cmp_ccxv_plus_set): Likewise.
7237 (cmp_ccv_plus_sltu_set): Likewise.
7238 (uaddvdi4): New expander.
7239 (subvdi4): Likewise.
7240 (usubdi4_sp32): New instruction.
7241 (subvdi4_sp32): Likewise.
7242 (usubvsi4): New expander.
7243 (subvsi4): Likewise.
7244 (cmpsi_minus_sltu_set): New instruction.
7245 (cmp_ccv_minus): Likewise.
7246 (cmp_ccxv_minus): Likewise.
7247 (cmp_ccv_minus_set): Likewise.
7248 (cmp_ccxv_minus_set): Likewise.
7249 (cmp_ccv_minus_sltu_set): Likewise.
7250 (unegvdi3): New expander.
7251 (negvdi3): Likewise.
7252 (unegdi3_sp32): New instruction.
7253 (negvdi3_sp32): Likewise.
7254 (unegvsi3): New expander.
7255 (negvsi3): Likewise.
7256 (cmp_ccc_neg_sltu_set): New instruction.
7257 (cmp_ccv_neg): Likewise.
7258 (cmp_ccxv_neg): Likewise.
7259 (cmp_ccv_neg_set): Likewise.
7260 (cmp_ccxv_neg_set): Likewise.
7261 (cmp_ccv_neg_sltu_set): Likewise.
7263 * tree-ssa-loop-split.c: Remove trailing spaces.
7264 * match.pd: Likewise.
7266 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7268 PR rtl-optimization/78038
7269 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
7270 be deduced to set REG through the RTL structure.
7271 (make_defs_and_copies_lists): Return false on a failing get_defs call.
7273 2016-10-21 Richard Biener <rguenther@suse.de>
7275 PR tree-optimization/78051
7276 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
7277 and mark replaced if folding did something.
7279 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
7281 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
7282 and "protected" in visibility types.
7283 (rs6000_xcoff_declare_function_name): Fix formatting.
7284 (rs6000_xcoff_declare_object_name): Fix formatting.
7286 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
7288 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
7289 and IX86_BUILTIN_HUGE_VALQ here ...
7290 (ix86_expand_builtin): ... not here.
7292 2016-10-20 Jakub Jelinek <jakub@redhat.com>
7294 * doc/gty.texi (for_user): Use @item next to @findex.
7296 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
7299 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
7300 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
7301 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
7302 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
7303 __builtin_ia32_lzcnt_u16.
7304 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
7305 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
7306 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
7307 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
7308 (bmi_tzcnt_<mode>): New expander.
7309 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
7310 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
7311 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
7312 (lzcnt_<mode>): New expander.
7313 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
7314 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
7315 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
7316 (UINT64_FTYPE_UINT64): New.
7317 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
7318 (__builtin_ia32_lzcnt_u16): New description.
7319 (__builtin_ia32_lzcnt_u32): Ditto.
7320 (__builtin_ia32_lzcnt_u64): Ditto.
7321 (__builtin_ctzs): Remove description.
7322 (__builtin_ia32_tzcnt_u16): New description.
7323 (__builtin_ia32_tzcnt_u32): Ditto.
7324 (__builtin_ia32_tzcnt_u64): Ditto.
7325 * config/i386/i386.c (ix86_expand_args_builtin): Handle
7326 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
7328 2016-10-20 Martin Liska <mliska@suse.cz>
7331 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
7332 comparison with STMT_UID_NOT_IN_RANGE.
7333 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
7336 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
7338 * compare-elim.c (conforming_compare): Accept UNSPECs.
7339 (find_comparison_dom_walker::before_dom_children): Deal with
7340 instructions both using and killing the flags register.
7341 (equivalent_reg_at_start): New function extracted from...
7342 (try_eliminate_compare): ...here. Use it and add support for
7343 registers and UNSPECs as second operand of the compare.
7344 * config/visium/visium-modes.def (CCV): New.
7345 * config/visium/predicates.md (visium_v_comparison_operator): New.
7346 (visium_branch_operator): Deal with CCV mode.
7347 * config/visium/visium.c (visium_select_cc_mode): Likewise.
7348 (output_cbranch): Likewise.
7349 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
7350 (uaddv<mode>4): New expander.
7351 (addv<mode>4): Likewise.
7352 (add<mode>3_insn_set_carry): New instruction.
7353 (add<mode>3_insn_set_overflow): Likewise.
7354 (addsi3_insn_set_overflow): Likewise.
7355 (usubv<mode>4): New expander.
7356 (subv<mode>4): Likewise.
7357 (sub<mode>3_insn_set_carry): New instruction.
7358 (sub<mode>3_insn_set_overflow): Likewise.
7359 (subsi3_insn_set_overflow): Likewise.
7360 (unegv<mode>3): New expander.
7361 (negv<mode>3): Likewise.
7362 (neg<mode>2_insn_set_overflow): New instruction.
7363 (addv_tst<mode>): Likewise.
7364 (subv_tst<mode>): Likewise.
7365 (negv_tst<mode>): Likewise.
7366 (cbranch<mode>4_addv_insn): New splitter and instruction.
7367 (cbranch<mode>4_subv_insn): Likewise.
7368 (cbranch<mode>4_negv_insn): Likewise.
7370 2016-10-20 Richard Biener <rguenther@suse.de>
7372 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
7373 Handle decls possibly not bound.
7374 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
7375 nothing_id for decls that might not be bound if we are interested
7377 (get_constraint_for_component_ref): Deal with that.
7379 2016-10-20 Michael Matz <matz@suse.de>
7382 * common.opt (-fsplit-loops): New flag.
7383 * passes.def (pass_loop_split): Add.
7384 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
7385 (enable_fdo_optimizations): Add loop splitting.
7386 * timevar.def (TV_LOOP_SPLIT): Add.
7387 * tree-pass.h (make_pass_loop_split): Declare.
7388 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
7389 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
7390 * tree-ssa-loop-split.c: New file.
7391 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
7392 * doc/invoke.texi (fsplit-loops): Document.
7393 * doc/passes.texi (Loop optimization): Add paragraph about loop
7396 2016-10-20 Richard Biener <rguenther@suse.de>
7398 * cgraphunit.c (analyze_functions): Set node->definition to
7399 false to signal symbol removal to debug_hooks->late_global_decl.
7400 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
7401 WPA signal symbol removal to the debuginfo machinery.
7402 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
7403 using early_finised to guard the we're called for symbol
7404 removal case look at the symtabs definition flag.
7405 (gen_variable_die): Remove redundant check.
7407 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7409 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
7411 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7413 PR tree-optimization/53979
7414 * match.pd ((a ^ b) | a -> a | b): New pattern.
7416 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
7418 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
7419 config/pa/pa64-hpux-lib.h.
7420 (PA_CRTBEGIN_HACK): Likewise.
7421 (DTOR_LIST_BEGIN): Likewise.
7423 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
7425 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
7426 register only if "in" and "out" are different registers.
7428 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
7430 * omp-low.c (pass_oacc_device_lower::gate): New method.
7431 (execute): Always call execute_oacc_device_lower.
7433 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7435 PR tree-optimization/77916
7436 PR tree-optimization/77937
7437 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
7439 (insert_initializers): Requirement of initializer for -1 should be
7440 based on pointer-typedness of the candidate basis.
7442 2016-10-19 Bin Cheng <bin.cheng@arm.com>
7444 PR tree-optimization/78005
7445 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
7446 upper (included) bound for niters of prolog loop.
7447 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
7448 Compute niters of scalar loop above which vectorized loop is
7449 preferred, as well as the upper (included) bound for the niters.
7450 (vect_do_peeling): Record niter bound for loops accordingly.
7452 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
7455 * tree-core.h (enum tree_index): Put the complex types after their
7457 * tree-streamer.c (verify_common_node_recorded): New function.
7458 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
7460 2016-10-19 Martin Liska <mliska@suse.cz>
7462 * cgraph.h (cgraph_edge::binds_to_current_def_p):
7463 Replace NULL with false as a return value.
7465 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
7467 PR tree-optimization/78024
7468 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
7469 don't clear BB_VISITED after processing.
7471 2016-10-19 Richard Biener <rguenther@suse.de>
7473 * domwalk.c (dom_walker::walk): Use RPO order.
7475 2016-10-19 Richard Biener <rguenther@suse.de>
7477 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
7479 (evrp_dom_walker::~evrp_dom_walker): Free it.
7480 (evrp_dom_walker::stmts_to_remove): Add.
7481 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
7482 whose output we fully propagate for removal. Propagate
7483 into BB destination PHI arguments.
7484 (execute_early_vrp): Remove queued stmts. Dump value ranges
7485 before stmt removal.
7487 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
7489 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
7490 * passes.def: Add two instances of pass_walloca.
7491 * tree-pass.h (make_pass_walloca): New.
7492 * gimple-ssa-warn-alloca.c: New file.
7493 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
7494 -Wvla-larger-than= options.
7496 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
7498 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
7499 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
7501 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
7503 * config/rs6000/altivec.h (vec_xl_len): New macro.
7504 (vec_xst_len): New macro.
7505 (vec_cmpnez): New macro.
7506 (vec_cntlz_lsbb): New macro.
7507 (vec_cnttz_lsbb): New macro.
7508 (vec_xlx): New macro.
7509 (vec_xrx): New macro.
7510 (vec_all_nez): New C++ predicate template.
7511 (vec_any_eqz): New C++ predicate template.
7512 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
7513 conditional compilation.
7514 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
7515 conditional compilation.
7516 (vec_all_nez): New macro.
7517 (vec_any_eqz): New macro.
7518 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
7520 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
7522 * config/rs6000/vector.md (VI): Moved this mode iterator
7523 definition from altivec.md to vector.md.
7524 (UNSPEC_NEZ_P): New value.
7525 (vector_ne_<mode>_p): New expansion for implementation of
7526 vec_all_ne and vec_any_eq built-in functions.
7527 (vector_nez_<mode>_p): New expansion for implementation of
7528 vec_all_nez and vec_any_eqz built-in functions.
7529 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
7530 and vec_any_eq built-in function.
7531 (cr6_test_for_zero): New commentary to explain this expansion.
7532 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
7533 (cr6_test_for_lt): New commentary to explain this expansion.
7534 (cr6_test_for_lt_reverse): New commentary to explain this
7536 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7537 overloaded function prototypes for vec_all_ne, vec_all_nez,
7538 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
7539 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
7541 (altivec_resolve_overloaded_builtin): Modify the handling of
7542 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
7543 the compiler is configured to support TARGET_P9_VECTOR.
7544 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
7545 to explain the special processing that is given to predicate
7546 built-ins introduced using this macro.
7547 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
7548 the special processing given to predicate built-ins introduced
7550 (BU_VSX_P): Likewise.
7551 (BU_P8V_AV_P): Likewise.
7552 (BU_P9V_AV_P): Likewise.
7553 (BU_P9V_AV_X): New macro.
7554 (BU_P9V_64BIT_AV_X): New macro.
7555 (BU_P9V_VSX_3): New macro.
7556 (BU_P9V_OVERLOAD_P): New macro.
7557 (LXVL): New BU_P9V_64BIT_VSX_2.
7558 (VEXTUBLX): New BU_P9V_AV_2.
7559 (VEXTUBRX): Likewise.
7560 (VEXTUHLX): Likewise.
7561 (VEXTUHRX): Likewise.
7562 (VEXTUWLX): Likewise.
7563 (VEXTUWRX): Likewise.
7564 (STXVL): New BU_P9V_64BIT_AV_X.
7565 (VCLZLSBB): New BU_P9V_AV_1.
7566 (VCTZLSBB): Likewise.
7567 (CMPNEB): New BU_P9V_AV_2.
7572 (VCMPNEB_P): New BU_P9V_AV_P.
7573 (VCMPNEH_P): Likewise.
7574 (VCMPNEW_P): Likewise.
7575 (VCMPNED_P): Likewise.
7576 (VCMPNEFP_P): Likewise.
7577 (VCMPNEDP_P): Likewise.
7578 (CMPNEZB): New BU_P9V_AV_2.
7579 (CMPNEZH): Likewise.
7580 (CMPNEZW): Likewise.
7581 (VCMPNEZB_P): New BU_P9V_AV_P.
7582 (VCMPNEZH_P): Likewise.
7583 (VCMPNEZW_P): Likewise.
7584 (LXVL): New BU_P9V_OVERLOAD_2.
7585 (STXVL): New BU_P9V_OVERLOAD_3.
7586 (VEXTULX): New BU_P9V_OVERLOAD_2.
7587 (VEXTURX): Likewise.
7589 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
7590 (VCMPNE_P): Likewise.
7591 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
7592 (VCTZLSBB): Likewise.
7593 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
7594 comment to explain mode used for scratch register.
7595 (altivec_expand_stxvl_builtin): New function.
7596 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
7597 (altivec_init_builtins): Add initialized variable
7598 void_ftype_v16qi_pvoid_long and use this type to define the
7599 built-in function __builtin_altivec_stxvl.
7600 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
7601 (UNSPEC_STXVL): New value.
7602 (UNSPEC_VCLZLSBB): New value.
7603 (UNSPEC_VCTZLSBB): New value.
7604 (UNSPEC_VEXTUBLX): New value.
7605 (UNSPEC_VEXTUHLX): New value.
7606 (UNSPEC_VEXTUWLX): New value.
7607 (UNSPEC_VEXTUBRX): New value.
7608 (UNSPEC_VEXTUHRX): New value.
7609 (UNSPEC_VEXTUWRX): New value.
7610 (UNSPEC_VCMPNEB): New value.
7611 (UNSPEC_VCMPNEZB): New value.
7612 (UNSPEC_VCMPNEH): New value.
7613 (UNSPEC_VCMPNEZH): New value.
7614 (UNSPEC_VCMPNEW): New value.
7615 (UNSPEC_VCMPNEZW): New value.
7616 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7617 vector of integer modes.
7618 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7619 vector of float or double modes.
7620 (*vector_nez_<mode>_p): New insn for vector test all not equal or
7622 (lxvl): New expand for load VSX vector with length.
7623 (*lxvl): New insn for load VSX vector with length.
7624 (stxvl): New expand for store VSX vector with length.
7625 (*stxvl): New insn for store VSX vector with length.
7626 (vcmpneb): New insn for vector of byte compare not equal.
7627 (vcmpnezb): New insn for vector of byte compare not equal or zero.
7628 (vcmpneh): New insn for vector of half word compare not equal.
7629 (vcmpnezh): New insn for vector of half word compare not equal or
7631 (vcmpnew): New insn for vector of word compare not equal.
7632 (vcmpne<VSs>): New insn for vector of float or double compare not
7634 (vcmpnezw): New insn for vector of word compare not equal or zero.
7635 (vclzlsbb): New insn for vector count leading zero
7636 least-significant bits byte.
7637 (vctzlsbb): New insn for vector count trailing zero least
7638 signficant bits byte.
7639 (vextublx): New insn for vector extract unsigned byte left
7641 (vextubrx): New insn for vector extract unsigned byte right
7643 (vextuhlx): New insn for vector extract unsigned half word left
7645 (vextuhrx): New insn for vector extract unsigned half word right
7647 (vextuwlx): New insn for vector extract unsigned word left
7649 (vextuwrx): New insn for vector extract unsigned word right
7651 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
7652 clarify intent of this constant.
7653 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
7654 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
7655 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
7656 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
7657 and vec_xrx functions.
7659 2016-10-18 Andrew Pinski <apinski@cavium.com>
7662 * predict.c (is_exit_with_zero_arg): New function.
7663 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
7666 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
7669 * config/i386/i386.c (legitimize_tls_address)
7670 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
7671 convert dest to Pmode if different than Pmode.
7673 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7675 PR tree-optimization/77916
7676 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
7677 stopgap fix, as pointers with -1 increment are still broken.
7679 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
7681 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
7682 mapping class decoration from here...
7683 (rs6000_xcoff_encode_section): ...to here.
7685 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
7686 if shrink-wrapping and optimizing for speed.
7688 2016-10-18 Richard Biener <rguenther@suse.de>
7690 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
7691 not visited but non-executable predecessors. Return taken edge.
7692 Simplify conditions and refactor propagation vs. folding step.
7694 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
7696 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
7697 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
7698 (rs6000_get_separate_components): Assert we do not have those
7699 strategies selected.
7701 2016-10-18 Richard Biener <rguenther@suse.de>
7703 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
7704 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
7706 (substitute_and_fold_dom_walker): Adjust constructor.
7707 (substitute_and_fold_dom_walker::before_dom_children): Remove
7708 do_dce flag and handling (always true).
7709 (substitute_and_fold): Likewise.
7710 * tree-vrp.c (vrp_finalize): Adjust.
7711 (execute_early_vrp): Remove final BB_VISITED clearing.
7712 * tree-ssa-ccp.c (ccp_finalize): Adjust.
7713 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7714 * ira.c (ira): Call clear_bb_flags.
7716 2016-10-18 Richard Biener <rguenther@suse.de>
7718 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
7719 get at the operand to look at with TREE_OPERAND for generic
7722 2016-10-18 David Malcolm <dmalcolm@redhat.com>
7724 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
7726 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
7727 (write_test_expr): Use rtx_reader_ptr for calls to
7729 (write_attr_value): Likewise.
7730 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
7731 call to print_md_ptr_loc.
7732 (write_one_condition): Likewise for calls to print_c_condition.
7733 * genconstants.c: Include "statistics.h" and "vec.h".
7734 (main): Update for conversion to member functions.
7735 * genemit.c (emit_c_code): Use rtx_reader_ptr for
7736 call to print_md_ptr_loc.
7737 * genenums.c: Include "statistics.h" and "vec.h".
7738 (main): Update for conversion of traverse_enum_types to a method.
7739 * genmddeps.c: Include "statistics.h" and "vec.h".
7740 * genoutput.c (process_template): Use rtx_reader_ptr for call to
7742 * genpreds.c (write_predicate_subfunction): Likewise.
7743 (write_predicate_expr): Likewise for calls to print_c_condition.
7744 * genrecog.c (print_test): Likewise.
7745 * gensupport.c (process_rtx): Likewise for calls to
7746 copy_md_ptr_loc and join_c_conditions.
7747 (alter_test_for_insn): Likewise for call to join_c_conditions.
7748 (process_substs_on_one_elem): Likewise.
7749 (gen_mnemonic_setattr): Update for move of string_obstack to a
7750 field of rtx_reader.
7751 (mnemonic_htab_callback): Likewise. Fix formatting.
7752 (gen_mnemonic_attr): Likewise.
7753 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
7754 to print_c_condition.
7755 * read-md.c: Include "statistics.h" and "vec.h".
7756 (string_obstack): Convert this global to field "m_string_obstack"
7757 of class rtx_reader.
7758 (ptr_locs): Likewise, as "m_ptr_locs".
7759 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
7760 (joined_conditions): Likewise, as "m_joined_conditions".
7761 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
7762 (md_constants): Likewise, as "m_md_constants".
7763 (enum_types): Likewise, as "m_enum_types".
7764 (set_md_ptr_loc): Convert to...
7765 (rtx_reader::set_md_ptr_loc): ...member function.
7766 (get_md_ptr_loc): Convert to...
7767 (rtx_reader::get_md_ptr_loc): ...member function.
7768 (copy_md_ptr_loc): Convert to...
7769 (rtx_reader::copy_md_ptr_loc): ...member function.
7770 (fprint_md_ptr_loc): Convert to...
7771 (rtx_reader::fprint_md_ptr_loc): ...member function.
7772 (print_md_ptr_loc): Convert to...
7773 (rtx_reader::print_md_ptr_loc): ...member function.
7774 (join_c_conditions): Convert to...
7775 (rtx_reader::join_c_conditions): ...member function.
7776 (fprint_c_condition): Convert to...
7777 (rtx_reader::fprint_c_condition): ...member function.
7778 (print_c_condition): Convert to...
7779 (rtx_reader::print_c_condition): ...member function.
7780 (read_name): Convert to...
7781 (rtx_reader::read_name): ...member function.
7782 (read_escape): Convert to...
7783 (rtx_reader::read_escape): ...member function.
7784 (read_quoted_string): Convert to...
7785 (rtx_reader::read_quoted_string): ...member function.
7786 (read_braced_string): Convert to...
7787 (rtx_reader::read_braced_string): ...member function.
7788 (read_string): Convert to...
7789 (rtx_reader::read_string): ...member function.
7790 (read_skip_construct): Convert to...
7791 (rtx_reader::read_skip_construct): ...member function.
7792 (handle_constants): Convert to...
7793 (rtx_reader::handle_constants): ...member function.
7794 (traverse_md_constants): Convert to...
7795 (rtx_reader::traverse_md_constants): ...member function.
7796 (handle_enum): Convert to...
7797 (rtx_reader::handle_enum): ...member function.
7798 (lookup_enum_type): Convert to...
7799 (rtx_reader::lookup_enum_type): ...member function.
7800 (traverse_enum_types): Convert to...
7801 (rtx_reader::traverse_enum_types): ...member function.
7802 (rtx_reader::rtx_reader): Move initializations
7803 of various former global data from rtx_reader::read_md_files to
7804 here, as fields, along with the call to unlock_std_streams.
7805 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
7807 (rtx_reader::read_md_files): Move initializations of various
7808 global data from here to the ctor.
7809 * read-md.h (read_name): Convert to...
7810 (rtx_reader::read_name): ...member function.
7811 (rtx_reader::read_escape): New method decl.
7812 (read_quoted_string): Convert to...
7813 (rtx_reader::read_quoted_string): ...member function.
7814 (rtx_reader::read_braced_string): New method decl.
7815 (read_string): Convert to...
7816 (rtx_reader::read_string): ...member function.
7817 (rtx_reader::read_skip_construct): New method decl.
7818 (rtx_reader::set_md_ptr_loc): New method decl.
7819 (rtx_reader::get_md_ptr_loc): New method decl.
7820 (copy_md_ptr_loc): Convert to...
7821 (rtx_reader::copy_md_ptr_loc): ...member function.
7822 (fprint_md_ptr_loc): Convert to...
7823 (rtx_reader::fprint_md_ptr_loc): ...member function.
7824 (print_md_ptr_loc): Convert to...
7825 (rtx_reader::print_md_ptr_loc): ...member function.
7826 (rtx_reader::lookup_enum_type): New method decl.
7827 (rtx_reader::traverse_enum_types): New method decl.
7828 (rtx_reader::handle_constants): New method decl.
7829 (traverse_md_constants): Convert to...
7830 (rtx_reader::traverse_md_constants): ...member function.
7831 (rtx_reader::handle_enum): New method decl.
7832 (rtx_reader::join_c_conditions): New method decl.
7833 (fprint_c_condition): Convert to...
7834 (rtx_reader::fprint_c_condition): ...member function.
7835 (print_c_condition): Convert to...
7836 (rtx_reader::print_c_condition): ...member function.
7837 (rtx_reader::apply_iterator_to_string): New method decl.
7838 (rtx_reader::copy_rtx_for_iterators): New method decl.
7839 (rtx_reader::read_conditions): New method decl.
7840 (rtx_reader::record_potential_iterator_use): New method decl.
7841 (rtx_reader::read_mapping): New method decl.
7842 (rtx_reader::read_rtx): New method decl.
7843 (rtx_reader::read_rtx_code): New method decl.
7844 (rtx_reader::read_rtx_operand): New method decl.
7845 (rtx_reader::read_nested_rtx): New method decl.
7846 (rtx_reader::read_rtx_variadic): New method decl.
7847 (rtx_reader::get_string_obstack): New method.
7848 (rtx_reader::get_md_constants): New method.
7849 (string_obstack): Convert global variable decl to...
7850 (rtx_reader::m_string_obstack): ...this new field.
7851 (rtx_reader::m_ptr_locs): New field.
7852 (rtx_reader::m_ptr_loc_obstack): New field.
7853 (rtx_reader::m_joined_conditions): New field.
7854 (rtx_reader::m_joined_conditions_obstack): New field.
7855 (rtx_reader::m_md_constants): New field.
7856 (rtx_reader::m_enum_types): New field.
7857 * read-rtl.c (apply_iterator_to_string): Convert to...
7858 (rtx_reader::apply_iterator_to_string): ...member function.
7859 (copy_rtx_for_iterators): Convert to...
7860 (rtx_reader::copy_rtx_for_iterators): ...member function.
7861 (add_condition_to_string): Use rtx_reader_ptr for
7862 calls join_c_conditions.
7863 (apply_iterators): Use rtx_reader_ptr for calls to
7864 join_c_conditions and copy_rtx_for_iterators.
7865 (read_conditions): Convert to...
7866 (rtx_reader::read_conditions): ...member function.
7867 (record_potential_iterator_use): Convert to...
7868 (rtx_reader::record_potential_iterator_use): ...member function.
7869 (read_mapping): Convert to...
7870 (rtx_reader::read_mapping): ...member function.
7871 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
7872 (read_rtx): Convert to...
7873 (rtx_reader::read_rtx): ...member function.
7874 (read_rtx_code): Convert to...
7875 (rtx_reader::read_rtx_code): ...member function.
7876 (read_rtx_operand): Convert to...
7877 (rtx_reader::read_rtx_operand): ...member function. Update for move
7878 of string_obstack to a field.
7879 (read_nested_rtx): Convert to..
7880 (rtx_reader::read_nested_rtx): ...member function.
7881 (read_rtx_variadic): Convert to..
7882 (rtx_reader::read_rtx_variadic): ...member function.
7884 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7886 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
7888 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7890 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
7891 for pointer type too.
7892 (ipcp_update_vr): set_ptr_nonnull for pointer.
7894 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7896 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
7897 pt_solution_singleton_p.
7898 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
7899 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
7900 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
7901 pointer nonnull computed by VRP.
7902 Also Conservatively set pt.null to 1.
7903 (pt_solution_reset): Conservatively set pt.null to 1.
7904 (pt_solution_singleton_or_null_p): Renamed from
7905 pt_solution_singleton_p.
7906 * tree-ssanames.h (set_ptr_nonnull): Declare.
7907 (get_ptr_nonnull): Likewise.
7908 * tree-ssanames.c (set_ptr_nonnull): New.
7909 (get_ptr_nonnull): Likewise.
7910 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
7911 (evrp_dom_walker::before_dom_children): Likewise.
7913 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7915 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7916 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7917 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7918 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7919 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
7920 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7921 (rs6000_option_override_internal): Clear it if ABI_AIX.
7922 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7923 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
7925 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7927 * gimple-ssa-strength-reduction.c (record_increment): Remove
7930 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7932 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
7933 that the result is non-zero if it is true.
7934 (maybe_expand_shift): New wrapper around expand_shift_1.
7935 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
7937 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7939 PR tree-optimization/77916
7940 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
7941 Don't allow a MINUS_EXPR for pointer arithmetic for either known
7943 (record_increment): Increments of -1 for unknown strides just use
7944 a multiply initializer like other negative values.
7945 (analyze_increments): Remove stopgap solution for -1 increment
7946 applied to pointer arithmetic.
7948 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
7950 * dominance.c (dom_info::dom_info): Add new constructor for region
7951 which is vector of basic blocks.
7952 (dom_init): New method to initialize members common for both
7954 (dom_info::dom_info): Invoke dom_init for partial initialization.
7955 (dom_info::get_idom): Add check to corner cases on basic blocks which
7957 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
7958 to detect unreachable bbs.
7959 (dom_info::calc_idoms): Likewise.
7960 (compute_dom_fast_query_in_region): New function.
7961 (calculate_dominance_info_for_region): Likewise.
7962 (free_dominance_info_for_region): Likewise.
7963 * dominance.h: Add prototypes for introduced region-based functions
7964 * tree-if-conv.c (build_region): New function.
7965 (if_convertible_loop_p_1): Invoke local version of post-dominators
7966 calculation before basic block predication with subsequent freeing
7967 post-dominator info.
7968 (tree_if_conversion): Remove free of post-dominator info
7969 (pass_if_conversion::execute): Delete detection of infinite loops
7970 and fake edges to exit block since post-dominator calculation is
7971 performed per if-converted loop only.
7973 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
7976 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
7977 register explicitly.
7978 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
7979 optimizing for size.
7981 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7983 * config/aarch64/aarch64.c: Delete inclusion of
7984 cortex-a57-fma-steering.h.
7985 (aarch64_override_options): Delete call
7986 to aarch64_register_fma_steering.
7987 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
7988 * config/aarch64/cortex-a57-fma-steering.h: Delete.
7989 * config/aarch64/aarch64-passes.def: New file.
7990 * config/aarch64/cortex-a57-fma-steering.c
7991 (aarch64_register_fma_steering): Delete definition.
7992 (make_pass_fma_steering): Remove static qualifier.
7993 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
7994 (cortex-a57-fma-steering.o): Remove dependency on
7995 cortex-a57-fma-steering.h.
7997 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7999 * explow.c (validize_mem): Do not modify the argument in-place.
8001 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
8003 * tree-streamer.c (record_common_node): Explicitly list expected
8006 2016-10-17 Richard Biener <rguenther@suse.de>
8008 PR tree-optimization/77988
8009 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
8011 2016-10-17 Marek Polacek <polacek@redhat.com>
8013 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
8015 2016-10-17 Richard Biener <rguenther@suse.de>
8017 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
8020 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8022 PR tree-optimization/71636
8023 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
8025 2016-10-17 Richard Biener <rguenther@suse.de>
8027 * gimplify.c (gimplify_function_tree): Do not move the outer
8030 2016-10-17 Jakub Jelinek <jakub@redhat.com>
8032 * langhooks.h (struct lang_hooks_for_decls): Remove
8033 function_decl_explicit_p, function_decl_deleted_p and
8034 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
8035 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
8036 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
8037 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
8038 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
8039 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
8040 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
8041 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
8042 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
8043 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
8044 * langhooks.c (lhd_decl_dwarf_attribute): New function.
8045 * dwarf2out.c (gen_subprogram_die): Use
8046 lang_hooks.decls.decl_dwarf_attribute instead of
8047 lang_hooks.decls.function_decl_*.
8049 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
8053 * common.opt (-ftrampolines): New option.
8054 * doc/invoke.texi (Code Gen Options): Document it.
8055 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
8056 * doc/tm.texi: Regenerate.
8057 * builtins.def: Add init_descriptor and adjust_descriptor.
8058 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
8059 on platforms with descriptors.
8060 (expand_builtin_init_descriptor): New function.
8061 (expand_builtin_adjust_descriptor): Likewise.
8062 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
8063 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
8064 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
8065 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
8066 Set STATIC_CHAIN_REG_P on the static chain register, if any.
8067 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
8068 (expand_call): Likewise. Move around call to prepare_call_address
8069 and pass all flags to it.
8070 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
8071 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
8072 (gimple_call_set_by_descriptor): New setter.
8073 (gimple_call_by_descriptor_p): New getter.
8074 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
8075 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
8076 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
8077 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8078 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
8079 * rtl.h (STATIC_CHAIN_REG_P): New macro.
8080 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
8081 * target.def (custom_function_descriptors): New POD hook.
8082 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
8083 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
8084 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
8085 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
8086 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
8087 (build_common_builtin_nodes): Initialize init_descriptor and
8089 * tree-nested.c: Include target.h.
8090 (struct nesting_info): Add 'any_descr_created' field.
8091 (get_descriptor_type): New function.
8092 (lookup_element_for_decl): New function extracted from...
8093 (create_field_for_decl): Likewise.
8094 (lookup_tramp_for_decl): ...here. Adjust.
8095 (lookup_descr_for_decl): New function.
8096 (convert_tramp_reference_op): Deal with descriptors.
8097 (build_init_call_stmt): New function extracted from...
8098 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
8099 * defaults.h (FUNCTION_ALIGNMENT): Define.
8100 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
8101 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8102 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
8103 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
8104 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
8106 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
8108 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
8109 constants in CONST_VECTORs.
8111 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
8113 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
8114 register as destination of bmask.
8115 (vector_init_bshuffle): Likewise.
8116 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
8117 (bmaskdi_vis): Enable only in 64-bit mode.
8119 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
8121 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
8122 make LR a separately shrink-wrapped component unless savres_strategy
8123 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
8124 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
8125 wrapping when not both {SAVE,REST}_INLINE_GPRS.
8127 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
8129 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
8130 and keep looping on failure.
8132 2016-10-14 David Malcolm <dmalcolm@redhat.com>
8134 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
8136 (print_rtx_function): Update example in comment for...
8137 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
8138 non-virtual pseudos with a '%' sigil followed by the regno, offset
8139 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
8140 pseudo is dumped as "%0".
8142 2016-10-14 Jakub Jelinek <jakub@redhat.com>
8145 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
8148 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
8150 * config/sparc/sparc-passes.def: New file.
8151 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
8152 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
8153 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
8155 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
8157 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
8158 loop peel to loops with exit test at the beginning.
8160 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
8162 PR rtl-optimization/68212
8163 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
8164 frequency when computing scale factor for peeled copies.
8165 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
8166 values for switch/peel blocks/edges.
8168 2016-10-14 Pedro Alves <palves@redhat.com>
8170 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
8172 2016-10-14 Catherine Moore <clm@codesourcery.com>
8174 * config/mips/mips.c (mips_prepare_pch_save): Initialize
8175 micromips_globals to zero.
8177 2016-10-14 Richard Biener <rguenther@suse.de>
8179 PR tree-optimization/77979
8180 * tree-vrp.c (compare_name_with_value): Handle released SSA names
8181 in the equivalency sets.
8182 (compare_names): Likewise.
8184 2016-10-14 Martin Liska <mliska@suse.cz>
8186 * builtins.h(target_char_cst_p): Declare the function.
8187 * builtins.c (fold_builtin_memchr): Remove.
8188 (target_char_cst_p): Move the function from gimple-fold.c.
8189 (fold_builtin_3): Do not call the function.
8190 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
8191 (gimple_fold_builtin): Call the function.
8192 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
8194 2016-10-14 Martin Liska <mliska@suse.cz>
8196 * builtins.c (fold_builtin_strcmp): Remove function.
8197 (fold_builtin_strncmp): Likewise.
8198 (fold_builtin_2): Remove call of the function.
8199 (fold_builtin_3): Likewise.
8200 * fold-const-call.c (fold_const_call): Add constant folding
8201 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
8202 * fold-const-call.h (build_cmp_result): Declare the function.
8203 * gimple-fold.c (gimple_load_first_char): New function.
8204 (gimple_fold_builtin_string_compare): Likewise.
8205 (gimple_fold_builtin): Call the function.
8207 2016-10-14 Nathan Sidwell <nathan@acm.org>
8209 * gcov-io.c (gcov_open): Deconstify 'mode'.
8211 2016-10-14 Martin Liska <mliska@suse.cz>
8213 * fold-const.c (c_getstr): Support of properly \0-terminated
8214 string constants. New argument is added.
8215 * fold-const.h: New argument is added.
8217 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8219 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
8221 (aarch64_print_hint_for_core): Likewise.
8222 (aarch64_print_hint_for_arch): Likewise.
8223 (aarch64_validate_march): Use it. Fix indentation in type signature.
8224 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
8225 (aarch64_validate_mtune): Likewise.
8226 (aarch64_handle_attr_arch): Likewise.
8227 (aarch64_handle_attr_cpu): Likewise.
8228 (aarch64_handle_attr_tune): Likewise.
8230 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8232 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
8235 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
8237 * config/m68k/m68k.c (m68k_option_override): Check
8238 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
8239 instead of stack_limit_rtx.
8241 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8243 * dwarf2out.c (gen_member_die): Handle inline static data member
8246 2016-10-13 Nathan Sidwell <nathan@acm.org>
8248 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
8249 gcov_var.mode. Remove unnecessary fstat.
8251 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
8254 * function.c (thread_prologue_and_epilogue_insns): Call all
8255 make_*logue_seq in the same order as traditional. Call them
8256 all a second time if shrink_wrapped_separate.
8258 2016-10-13 Marek Polacek <polacek@redhat.com>
8260 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8261 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
8264 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8266 PR tree-optimization/77937
8267 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
8268 to infinite when we have a pointer with an increment of -1.
8270 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8272 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
8274 * memmodel.h: This file.
8275 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
8276 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
8277 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
8278 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
8279 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
8280 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
8281 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
8282 compare-elim.c, config/aarch64/aarch64-builtins.c,
8283 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
8284 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
8285 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
8286 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
8287 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
8288 config/darwin.c, config/epiphany/epiphany.c,
8289 config/epiphany/mode-switch-use.c,
8290 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
8291 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
8292 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
8293 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
8294 config/m68k/m68k.c, config/mcore/mcore.c,
8295 config/microblaze/microblaze.c, config/mmix/mmix.c,
8296 config/mn10300/mn10300.c, config/moxie/moxie.c,
8297 config/msp430/msp430.c, config/nds32/nds32-cost.c,
8298 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
8299 config/nds32/nds32-memory-manipulation.c,
8300 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
8301 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
8302 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
8303 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
8304 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
8305 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
8306 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
8307 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
8308 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
8309 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
8310 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
8311 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
8312 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
8313 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
8314 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
8315 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
8316 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
8317 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
8318 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
8319 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
8320 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
8321 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
8322 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
8323 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
8324 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
8325 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
8326 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
8327 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
8328 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
8329 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
8330 var-tracking.c, varasm.c: Include memmodel.h.
8331 * genattrtab.c (write_header): Include memmodel.h in generated file.
8332 * genautomata.c (main): Likewise.
8333 * gengtype.c (open_base_files): Likewise.
8334 * genopinit.c (main): Likewise.
8335 * genconditions.c (write_header): Include memmodel.h earlier in
8337 * genemit.c (main): Likewise.
8338 * genoutput.c (output_prologue): Likewise.
8339 * genpeep.c (main): Likewise.
8340 * genpreds.c (write_insn_preds_c): Likewise.
8341 * genrecog.c (write_header): Likewise.
8342 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
8344 2016-10-13 David Malcolm <dmalcolm@redhat.com>
8346 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
8347 for new "compact" param of print_rtx_function. Check for "cinsn"
8349 * print-rtl-function.c (flag_compact): New decl.
8350 (print_rtx_function): Add param "compact" and use it to set
8351 flag_compact, adding a description of the effect to the leading
8352 comment, and updating the example output.
8353 * print-rtl.c (flag_compact): New variable.
8354 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
8356 (print_rtx_operand_code_i): When printing source locations, wrap
8357 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
8358 (print_rtx_operand_code_r): Don't print regnos for hard regs and
8359 virtuals in compact mode.
8360 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
8361 apart from in LABEL_REFs.
8362 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
8363 Don't print basic block ids in compact mode.
8364 (print_rtx): In compact mode, prefix the code of insns with "c",
8365 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
8366 * print-rtl.h (print_rtx_function): Add "compact" param.
8368 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
8370 * arm.h (TARGET_VFP): Delete.
8371 (TARGET_VFPD32): Remove references to TARGET_VFP.
8372 (TARGET_VFP3, TARGET_VFP5): Likewise.
8373 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
8374 (TARGET_NEON_FP16): Likewise.
8375 (TARGET_FMA): Likewise.
8376 (TARGET_CRYPTO): Likewise.
8377 (TARGET_NEON): Likewise.
8378 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
8379 (FUNCTION_ARG_REGNO_P): Likewise.
8380 * arm.c (arm_option_check_internal): Likewise.
8381 (arm_option_override): Likewise.
8382 (use_return_insn): Likewise.
8383 (arm_function_value_regno_p): Likewise.
8384 (arm_apply_result_size): Likewise.
8385 (use_vfp_abi): Likewise.
8386 (arm_legitimate_address_outer_p): Likewise.
8387 (thumb2_legitimate_address_p): Likewise.
8388 (arm_legitimate_index_p): Likewise.
8389 (thumb2_legitimate_index_p): Likewise.
8390 (arm_legitimate_address): Likewise.
8391 (arm_get_vfp_saved_size): Likewise.
8392 (arm_emit_vfp_multi_reg_pop): Likewise.
8393 (arm_get_frame_offsets): Likewise.
8394 (arm_save_coproc_regs): Likewise.
8395 (arm_hard_regno_mode_ok): Likewise.
8396 (arm_expand_epilogue_apcs_frame): Likewise.
8397 (arm_expand_epilogue): Likewise.
8398 (arm_file_start): Likewise.
8399 (arm_conditional_register_usage): Likewise.
8400 (arm_validize_comparison): Use vfp_compare_operand directly.
8401 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
8402 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
8404 (arm_atomic_assign_expand_fenv): Likewise.
8405 * arm.md (divsf3): Likewise.
8406 (arm_negsi2): Likewise.
8408 (arm_movdi): Likewise.
8409 (arm_movt): Likewise.
8410 (cbranchsf4): Change predicate to vfp_compare_operand.
8411 (cbranchdf4): Change predicate to vfp_compare_operand.
8412 (cstorehf4): Change predicate to vfp_compare_operand.
8413 (cstoresf4): Change predicate to vfp_compare_operand.
8414 (cstoredf4): Change predicate to vfp_compare_operand.
8415 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
8416 (movhi_insn_arch4, movhi_bytes): Likewise.
8417 * constraints.md (Dt): Likewise.
8419 * iterators.md (SDF): Likewise.
8420 * predicates.md (arm_float_compare_operand): Delete.
8421 (const_double_vcvt_power_of_two_reciprocal): Remove references to
8423 (const_double_vcvt_power_of_two): Likewise.
8424 * thumb2.md thumb2_movsi_insn): Likewise.
8425 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
8426 (movhf_vfp): Likewise.
8427 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
8428 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
8429 (movsf_vfp, thumb2_movsf_vfp): Likewise.
8430 (movdf_vfp, thumb2_movdf_vfp): Likewise.
8431 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
8432 (subsf3_vfp, divsf3_vfp): Likewise.
8433 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
8434 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
8435 (mulsf3negsfsubsf_vfp): Likewise.
8436 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
8437 (floatunssisf2, sqrtsf2_vfp): Likewise.
8438 (movcc_vfp): Likewise.
8439 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
8440 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
8441 (push_multi_vfp): Likewise.
8442 (set_fpscr, get_fpscr): Likewise.
8443 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
8445 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
8447 * arm.h (TARGET_VFP): Unconditionally define to 1.
8448 (arm_fpu_desc): Remove 'model' field.
8449 (TARGET_FPU_MODEL): Delete.
8450 * arm.c (all_fpus): Don't initialize the model field.
8451 (arm_can_inline_p): Don't check the FPU model.
8452 * arm-fpus.def: Remove redundant model field from all FPU
8455 2016-10-13 Richard Biener <rguenther@suse.de>
8458 * genmatch.c (struct capture): Add value_match member.
8459 (commutate): Preserve value_match.
8460 (lower_opt_convert): Likewise.
8461 (lower_cond): Likewise.
8462 (replace_id): Likewise.
8463 (struct dt_operand): Add value_match member.
8464 (decision_tree::cmp_node): Compare it.
8465 (decision_tree::insert_operand): Honor it when finding and
8466 when appending a DT_MATCH.
8467 (dt_operand::gen_match_op): Generate a type check after
8468 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
8469 (parser::get_internal_capture_id): New helper.
8470 (parser::finish_match_operand): New function lowering @@<id>.
8471 (parser::parse_capture): Parse @@<id> as value-match.
8472 (parser::parse_expr): Use get_internal_capture_id.
8473 (parser::parse_simplify): Call finish_match_operand.
8474 (walk_captures): New helper.
8475 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
8477 ((X /[ex] A) * A -> X): Likewise.
8478 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
8479 convert[12] and value-matching.
8480 ((A | B) & (A | C) -> A | (B & C)): Likewise.
8481 ((X | Y) | Y -> X | Y): Likewise.
8482 ((X ^ Y) ^ Y -> X): Likewise.
8483 (A - (A & B) -> ~B & A): Likewise.
8484 ((T)(P + A) - (T)P -> (T) A): Likewise.
8485 ((T)P - (T)(P + A) -> -(T) A): Likewise.
8486 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
8487 * doc/match-and-simplify.texi: Amend capture section.
8489 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
8491 * config/arc/arc.md (umul_600): Remove predicated variant.
8492 (umul64_600): Likewise.
8494 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
8496 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
8498 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8500 * tree-vect-loop.c (loop_niters_no_overflow): New func.
8501 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
8502 no-overflow information to vect_do_peeling_for_loop_bound and
8503 vect_gen_vector_loop_niters.
8505 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8507 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
8510 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8512 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
8513 adjust_vec automatically.
8514 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
8515 param exit_bb to guard_to.
8516 (slpeel_checking_verify_cfg_after_peeling):
8517 (set_prologue_iterations):
8518 (create_lcssa_for_virtual_phi): New func which is factored out from
8519 slpeel_tree_peel_loop_to_edge.
8520 (slpeel_tree_peel_loop_to_edge):
8521 (iv_phi_p): New func.
8522 (vect_can_advance_ivs_p): Call iv_phi_p.
8523 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
8524 new gimple stmts in basic block.
8525 (vect_gen_niters_for_prolog_loop): Rename to...
8526 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
8527 adjust implementation.
8528 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
8529 sizetype if necessary.
8530 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
8531 it to external function.
8532 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
8533 (vect_gen_vector_loop_niters_mult_vf): New.
8534 (slpeel_update_phi_nodes_for_loops): New.
8535 (slpeel_update_phi_nodes_for_guard1): Reimplement.
8536 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
8537 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
8538 * tree-vect-loop.c (vect_build_loop_niters): Move to file
8539 tree-vect-loop-manip.c
8540 (vect_generate_tmps_on_preheader): Delete.
8541 (vect_transform_loop): Rename vectorization_factor to vf. Call
8542 vect_do_peeling instead of vect_do_peeling-* functions.
8543 * tree-vectorizer.h (vect_do_peeling): New decl.
8544 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
8545 (vect_do_peeling_for_loop_bound): Delete.
8546 (vect_do_peeling_for_alignment): Delete.
8548 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8550 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
8551 duplicated loop after its preheader and after the original loop.
8553 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8555 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
8556 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
8558 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8560 * tree-vect-loop.c (vectorizable_live_operation): Support handling
8561 for live variable outside loop but not in lcssa form.
8563 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8565 * cfg.c (reset_original_copy_tables): New func.
8566 * cfg.h (reset_original_copy_tables): New decl.
8568 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8571 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
8573 * varasm.c (default_binds_local_p_3): Formatting fix.
8575 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8577 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
8579 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
8580 Remove useless code.
8582 2016-10-13 Martin Liska <mliska@suse.cz>
8584 PR tree-optimization/77943
8585 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
8586 a different EH landing pads.
8588 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8591 * hooks.h (hook_tree_void_null): Declare.
8592 * hooks.c (hook_tree_void_null): New function.
8593 * langhooks.c (lhd_return_null_tree_v): Remove.
8594 * langhooks-def.h (lhd_return_null_tree_v): Remove.
8595 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
8596 set y to const0_rtx.
8597 * function.c (stack_protect_epilogue): Likewise.
8598 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
8599 if TARGET_THREAD_SSP_OFFSET is defined.
8600 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8601 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8602 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8603 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8604 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8605 (ix86_stack_protect_guard): New function.
8607 2016-10-13 Richard Biener <rguenther@suse.de>
8609 * dwarf2out.c (tree_add_const_value_attribute): Do not try
8610 rtl_for_decl_init during early phase.
8611 (gen_variable_die): Do not create locations during early phase.
8612 (gen_label_die): Likewise.
8613 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
8616 2016-10-12 Richard Biener <rguenther@suse.de>
8618 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
8619 try_add_new_range and made to eturn new range.
8620 (evrp_dom_walker::before_dom_children): Push op1 value range before
8621 pushing op0 value range.
8623 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8625 PR tree-optimization/77937
8626 * gimple-ssa-strength-reduction.c (analyze_increments): Use
8627 POINTER_TYPE_P on the candidate type to determine whether
8628 candidates in this chain require pointer arithmetic.
8630 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
8632 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
8633 correction if the type is smaller than a word.
8634 (visium_select_cc_mode): Add ... fall through ... comment.
8636 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8638 * config/rs6000/rs6000.c (machine_function): Add new fields
8639 gpr_is_wrapped_separately and lr_is_wrapped_separately.
8640 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
8641 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
8642 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
8643 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
8644 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
8645 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
8646 (rs6000_get_separate_components): New function.
8647 (rs6000_components_for_bb): New function.
8648 (rs6000_disqualify_components): New function.
8649 (rs6000_emit_prologue_components): New function.
8650 (rs6000_emit_epilogue_components): New function.
8651 (rs6000_set_handled_components): New function.
8652 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
8653 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
8654 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
8655 (rs6000_emit_epilogue): Don't emit GPR restores if
8656 gpr_is_wrapped_separately for that register. Don't make a
8657 REG_CFA_RESTORE note for registers we did not restore, either.
8659 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8661 * function.c (thread_prologue_and_epilogue_insns): Call
8662 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
8663 if it has possibly changed. Compute the split_prologue_seq and
8664 epilogue_seq later, too.
8665 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
8666 (dump_components): New function.
8667 (struct sw): New struct.
8669 (init_separate_shrink_wrap): New function.
8670 (fini_separate_shrink_wrap): New function.
8671 (place_prologue_for_one_component): New function.
8672 (spread_components): New function.
8673 (disqualify_problematic_components): New function.
8674 (emit_common_heads_for_components): New function.
8675 (emit_common_tails_for_components): New function.
8676 (insert_prologue_epilogue_for_components): New function.
8677 (try_shrink_wrapping_separate): New function.
8678 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
8680 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8682 * regrename.c (build_def_use): Invalidate chains that have a
8683 REG_CFA_RESTORE on some instruction.
8685 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8687 * dce.c (delete_unmarked_insns): Don't delete instructions with
8688 a REG_CFA_RESTORE note.
8690 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8692 * common.opt (-fshrink-wrap-separate): New flag.
8693 * doc/invoke.texi: Document it.
8694 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
8695 * doc/tm.texi: Regenerate.
8696 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
8697 * target.def (shrink_wrap): New hook vector.
8698 (get_separate_components, components_for_bb, disqualify_components,
8699 emit_prologue_components, emit_epilogue_components,
8700 set_handled_components): New hooks.
8702 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8704 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
8705 vector return by reference only if -Wpsabi.
8706 (rs6000_pass_by_reference): Similarly, for argument passing.
8708 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8710 * function-tests.c: Include "print-rtl.h".
8711 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
8712 function, and verify what is dumped.
8713 * print-rtl-function.c (print_edge): New function.
8714 (begin_any_block): New function.
8715 (end_any_block): New function.
8716 (can_have_basic_block_p): New function.
8717 (print_rtx_function): Track the basic blocks of insns in the
8718 chain, wrapping those that are within blocks within "(block)"
8719 directives. Remove the "(cfg)" directive.
8721 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8723 * selftest.c (selftest::read_file): New function.
8724 (selftest::test_read_file): New function.
8725 (selftest::selftest_c_tests): Call test_read_file.
8726 * selftest.h (selftest::read_file): New decl.
8728 2016-10-12 Richard Biener <rguenther@suse.de>
8731 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
8734 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
8736 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
8738 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
8739 dwarf2out_assembly_start.
8741 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
8743 * Makefile.in (SELFTEST_FLAGS): New variable.
8744 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
8746 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
8749 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
8751 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
8752 dumped in RTL dumps.
8754 2016-10-12 Martin Liska <mliska@suse.cz>
8756 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
8757 (gimple_fold_builtin_memory_op): Use the function.
8758 (gimple_fold_builtin_strchr): Likewise.
8759 (gimple_fold_builtin_strcat): Likewise.
8760 (gimple_build): Likewise.
8762 2016-10-12 Nathan Sidwell <nathan@acm.org>
8764 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
8766 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8768 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
8769 equivalent 32-bit constant (modulo 2**32) when that yields
8770 smaller instructions.
8771 (size_of_int_loc_descriptor): Update accordingly.
8773 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8775 * dwarf2out.c (dwarf2out_early_global_decl): For nested
8776 functions, call dwarf2out_decl on the parent function first.
8778 2016-10-12 Richard Biener <rguenther@suse.de>
8780 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
8783 2016-10-12 Richard Biener <rguenther@suse.de>
8785 * tree-ssa-propagate.c
8786 (substitute_and_fold_dom_walker::before_dom_children): Do not
8787 ignore ASSERT_EXPRs but only preserve them.
8788 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
8789 that have been propagated into.
8790 (vrp_finalize): Enable DCE for substitute_and_fold.
8792 2016-10-12 Richard Biener <rguenther@suse.de>
8794 PR tree-optimization/77920
8795 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
8796 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
8797 (simplify_abs_using_ranges): Likewise.
8798 (simplify_conversion_using_ranges): Likewise.
8799 (simplify_stmt_using_ranges): Adjust.
8801 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8803 PR tree-optimization/77929
8804 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
8805 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
8807 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8810 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
8811 needs a base register for arg 1.
8813 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8815 * common.opt (Wimplicit-fallthrough) Turn into alias to
8816 -Wimplicit-fallthrough=3. Remove EnabledBy.
8817 (Wimplicit-fallthrough=): New option.
8818 * gimplify.c (warn_implicit_fallthrough_r): Use
8819 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
8820 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
8821 to -Wimplicit-fallthrough=3.
8822 (-Wimplicit-fallthrough=): Document.
8824 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8826 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
8827 and GEU in DImode if TARGET_SUBXC.
8828 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
8829 (seqdi<W:mode>_zero_subxc): Delete.
8830 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
8831 (neg_seqdi<W:mode>_zero_vis3): Delete.
8832 (plus_seqdi<W:mode>_zero): Likewise.
8833 (minus_seqdi<W:mode>_zero): Likewise.
8834 (plus_plus_sltu<W:mode>): Accept only register.
8835 (addx<W:mode>): Likewise.
8836 (plus_sltu<W:mode>_vis3): Likewise.
8837 (plus_plus_sltu<W:mode>_vis3): Likewise.
8838 (neg_sgeu<W:mode>_vis3): Delete.
8839 (minus_sgeu<W:mode>_vis3): Likewise.
8840 (addxc<W:mode>): Accept only registers.
8841 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8842 (minus_neg_sltu<W:mode>_subxc): Accept only register.
8843 (neg_plus_sltu<W:mode>_subxc): Likewise.
8844 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8845 (minus_minus_sltu<W:mode>_subxc): Accept only register.
8846 (sgeu<W:mode>_insn_subxc): Delete.
8847 (plus_sgeu<W:mode>_subxc): Likewise.
8848 (subxc<W:mode>): Accept only register.
8849 (scc splitter): Split always GEU again.
8851 2016-10-11 Jeff Law <law@redhat.com>
8853 PR tree-optimization/77424
8854 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
8855 dead conditionals. Assert that all e->aux fields are NULL.
8857 2016-10-11 David Malcolm <dmalcolm@redhat.com>
8859 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
8860 operand-printing "switch" statement into...
8861 (print_rtx_operand_code_0): ...this new function, ...
8862 (print_rtx_operand_code_e): ...this new function, ...
8863 (print_rtx_operand_codes_E_and_V): ...this new function, ...
8864 (print_rtx_operand_code_i): ...this new function, ...
8865 (print_rtx_operand_code_r): ...this new function, ...
8866 (print_rtx_operand_code_u): ...this new function, ...
8867 (print_rtx_operand): ...and this new function.
8869 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
8871 * config/alpha/alpha-passes.def: New file.
8872 * config/alpha/t-alpha: New file.
8873 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
8874 (make_pass_handle_trap_shadows): New prototype.
8875 (make_pass_align_insns): Ditto.
8876 * config/alpha/alpha.c (alpha_option_override): Don't register
8878 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
8880 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8883 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
8884 distinct __ibm128 IBM extended double type if long doubles are
8885 128-bits and the default format for long double is IEEE 128-bit.
8887 2016-10-11 Richard Biener <rguenther@suse.de>
8889 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
8890 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
8891 (verify_die): New function.
8892 (dwarf2out_finish): Call it.
8893 (output_line_info): Handle case of -gsplit-dwarf without
8894 DWARF2_ASM_LINE_DEBUG_INFO.
8896 2016-10-11 Richard Biener <rguenther@suse.de>
8899 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
8900 sub-chains of BLOCK_VARS and gimple_bind_vars.
8902 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8904 * config/i386/znver1.md : Fix imov/imovx load type reservations.
8906 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8908 * config/sparc/sparc.opt (msubxc): New option.
8909 * doc/invoke.texi (SPARC options): Document it and tidy up.
8910 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
8911 * doc/tm.texi: Regenerate.
8912 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
8914 (CCX_NOOV): Rename into...
8918 * config/sparc/predicates.m (fcc_register_operand): Simplify.
8919 (fcc0_register_operand): Likewise.
8920 (icc_register_operand): New.
8921 (icc_or_fcc_register_operand): Simplify.
8922 (nz_comparison_operator): New.
8923 (c_comparison_operator): Likewise.
8924 (noov_compare_operator): Rename into...
8925 (icc_comparison_operator): ...this. Use above predicates.
8926 (noov_compare64_operator): Rename into...
8927 (v9_comparison_operator): ...this and tidy up.
8928 (fcc_comparison_operator): New.
8929 (icc_or_fcc_comparison_operator): Likewise.
8930 (v9_register_compare_operator): Rename info...
8931 (v9_register_comparison_operator): ...this.
8932 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
8933 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
8935 (sparc_fixed_condition_code_regs): New function.
8936 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
8937 renaming and add support for CCC/CCXC.
8938 (output_cbranch): Likewise.
8939 (sparc_print_operand): Likewise.
8940 (gen_v9_scc): Remove obsolete assertion.
8941 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
8942 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
8943 (output_cbcond): Remove bogus handling of CC modes.
8944 (sparc_register_move_cost): Return 100 for NO_REGS.
8945 * config/sparc/sparc.md (W): New mode iterator.
8946 (length): Adjust for noov_compare64_operator renaming.
8947 (cmpsi_sne): New instruction.
8948 (cmpdi_sne): Likewise.
8949 (seqdi_special): Delete.
8950 (seqdi_special): Likewise.
8951 (snesi<P:mode>_special): Likewise.
8952 (snedi_special): Likewise.
8953 (snedi_special_vis3): Likewise.
8954 (snesi patterns): Use W iterator.
8955 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
8956 (sltu patterns): Likewise.
8957 (sgeu patterns): Likewise.
8958 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
8959 (normal_branch): Use icc_comparison_operator predicate.
8960 (inverted_branch): Likewise.
8961 (cbcond_sp32): Use comparison_operator predicate.
8962 (cbcond_sp64): Likewise.
8963 (normal_int_branch_sp64): Adjust for renaming
8964 (inverted_int_branch_sp64): Likewise.
8965 (mov<I:mode>_cc_reg_sp64): Likewise.
8966 (movsf_cc_reg_sp6): Likewise.
8967 (movdf_cc_reg_sp64): Likewise.
8968 (movtf_cc_reg_hq_sp64): Likewise.
8969 (movtf_cc_reg_sp64): Likewise.
8970 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
8971 (movsf_cc_v9): Likewise.
8972 (movdf_cc_v9): Likewise.
8973 (movtf_cc_hq_v9): Likewise.
8974 (movtf_cc_v9): Likewise.
8975 (adddi3): Call gen_adddi3_sp32.
8976 (adddi3_insn_sp32): Rename to...
8977 (adddi3_sp32): ...this. Accept only register_operand as operand #1
8978 and use CCCmode for the carry.
8979 (addx_extend_sp32): Use CCCmode for the carry.
8980 (addx_extend_sp64): Delete.
8981 (adddi3_extend_sp32): Use CCCmode for the carry.
8982 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
8983 (subdi3): Call gen_subdi3_sp32.
8984 (subdi3_insn_sp32): Rename to...
8985 (subdi3_sp32): ...this and use CCmode for the carry.
8986 (subx_extend_sp32): Use CCCmode for the carry.
8987 (subx_extend_sp64): Delete.
8988 (subdi3_extend_sp32): Use CCmode for the carry.
8989 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
8990 (negdi3): Call gen_negdi3_sp32.
8991 (negdi3_sp32): Use CCCmode for the carry.
8992 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
8993 (cmp_nz_ashift_1): Use CCNZ mode.
8994 (cmp_nz_set_ashift_1): Likewise.
8995 (ctrapsi4): Use comparison_operator predicate.
8996 (ctrapdi4): Likewise.
8997 (trapsi_insn): Use icc_comparison_operator predicate.
8998 (trapdi_insn): Likewise.
8999 (edge8 patterns): Use CCNZmode.
9000 (edge16 patterns): Likewise.
9001 (edge32 patterns): Likewise.
9003 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9005 * config/visium/visium-modes.def (CC_NOOV): Rename into...
9007 (CC_BTST): Rename into...
9009 * config/visium/predicates.md (real_add_operand): New.
9010 (visium_btst_operator): Rename into...
9011 (visium_equality_comparison_operator): ...this.
9012 (visium_noov_operator): Rename into...
9013 (visium_nz_comparison_operator): ...this.
9014 (visium_c_comparison_operator): New.
9015 (visium_branch_operator): Adjust and deal with all CC modes.
9016 * config/visium/visium.c (visium_adjust_cost): Adjust.
9017 (visium_split_double_add): Use the *_set_carry patterns.
9018 (visium_select_cc_mode): Add support for CCC mode and adjust.
9019 (output_cbranch): Adjust and use the carry-based operators for
9020 floating-point comparisons.
9021 * config/visium/visium.md (flags_subst_arith): Adjust.
9022 (addsi3_insn_set_carry): New instruction.
9023 (subsi3_insn_set_carry): Likewise.
9024 (negsi2_insn_set_carry): Likewise.
9026 (cmp<mode>_sne): Likewise.
9027 (cbranch<mode>4): Use ordered_comparison_operator.
9028 (cbranch<mode>4_insn): Likewise.
9029 (cbranchsi4_btst_insn): Adjust.
9031 2016-10-11 Tom de Vries <tom@codesourcery.com>
9034 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
9037 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9039 * tree.h (build_complex_type): Add second parameter with default.
9040 * tree.c (build_complex_type): Add NAMED second parameter and adjust
9041 recursive call. Create a TYPE_DECL only if NAMED is true.
9042 (build_common_tree_nodes): Pass true in calls to build_complex_type.
9044 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
9046 New avr-passes.def to register AVR specific passes.
9048 * config/avr/avr-passes.def: New file.
9049 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
9050 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
9051 (make_avr_pass_recompute_note): New proto.
9052 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
9053 (avr_pass_recompute_notes): Use anonymous namespace.
9054 (avr_register_passes): Remove function...
9055 (avr_option_override): ...and its call.
9057 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
9059 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
9060 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
9061 PTF_AVOID_BRANCHLIKELY_SPEED for others.
9062 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
9064 * config/mips/mips.c (mips_option_override): Enable the branch
9065 likely depending on the tune flags and optimization level.
9066 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
9067 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
9068 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
9069 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
9071 2016-10-11 Richard Biener <rguenther@suse.de>
9073 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
9074 (output_function): Properly stream the whole block tree.
9075 * lto-streamer-in.c (input_function): Likewise.
9077 2016-10-11 Marek Polacek <polacek@redhat.com>
9079 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
9081 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9083 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
9084 (evrp_dom_walker::before_dom_children): Infer and push new value
9085 ranges for x in y < x.
9087 2016-10-10 Joseph Myers <joseph@codesourcery.com>
9090 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
9091 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
9092 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
9093 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
9094 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
9095 (IA64_NO_LIBGCC_TFMODE): Likewise.
9097 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9099 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
9102 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
9104 * config.gcc: Add aarch64-*-freebsd* support.
9105 * config.host: Likewise.
9106 * config/aarch64/aarch64-freebsd.h: New file.
9107 * config/aarch64/t-aarch64-freebsd: Ditto.
9109 2016-10-10 Jeff Law <law@redhat.com>
9111 PR tree-optimization/71947
9112 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
9113 B with A within a single statement.
9115 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9117 PR tree-optimization/77824
9118 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
9119 zero cost for copies.
9120 (find_candidates_dom_walker::before_dom_children): Replace
9121 MODIFY_EXPR with SSA_NAME.
9122 (replace_mult_candidate): Likewise.
9123 (replace_profitable_candidates): Likewise.
9125 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9127 * config/s390/s390.h: Wrap more macros args in brackets and fix
9129 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
9131 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
9133 2016-10-10 Andreas Schwab <schwab@suse.de>
9136 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
9137 pseudo is not DImode.
9139 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
9141 * common/config/arc/arc-common.c (arc_option_optimization_table):
9142 Remove compact casesi option.
9143 * config/arc/arc.c (arc_override_options): Use compact casesi
9144 option only for pre-ARCv2 cores.
9145 * doc/invoke.texi (mcompact-casesi): Update text.
9147 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9149 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
9150 Add macro to say we can efficiently handle overlapping unaligned
9152 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
9153 poor code for processors older than p8.
9155 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
9157 * gen-pass-instances.awk: Remove GNUism.
9159 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9161 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
9162 NULL of (*ipcp_transformations)][node->uid].
9164 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
9166 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
9167 (MALLOC_ABI_ALIGNMENT): Define.
9169 2016-10-09 Jakub Jelinek <jakub@redhat.com>
9171 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
9172 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
9173 VAR_OR_FUNCTION_DECL_P macros.
9174 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
9175 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
9176 chkp_find_bounds_1): Likewise.
9177 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
9178 * hsa-gen.c (get_symbol_for_decl): Likewise.
9179 * cgraphunit.c (check_global_declaration, analyze_functions,
9180 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
9182 * gimple-fold.c (can_refer_decl_in_current_unit_p,
9183 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
9185 * tree.c (set_decl_section_name, copy_node_stat,
9186 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
9187 merge_dllimport_decl_attributes, handle_dll_attribute,
9188 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
9189 verify_type): Likewise.
9190 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
9191 find_explicit_erroneous_behavior): Likewise.
9192 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
9193 * ipa.c (process_references): Likewise.
9194 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
9195 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
9196 notice_global_symbol, assemble_variable, mark_decl_referenced,
9197 build_constant_desc, output_constant_def_contents, do_assemble_alias,
9198 make_decl_one_only, default_section_type_flags,
9199 categorize_decl_for_section, default_encode_section_info): Likewise.
9200 * trans-mem.c (requires_barrier): Likewise.
9201 * gimple-expr.c (mark_addressable): Likewise.
9202 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
9203 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
9204 expand_debug_expr): Likewise.
9205 * tree-dump.c (dequeue_and_dump): Likewise.
9206 * ubsan.c (instrument_bool_enum_load): Likewise.
9207 * tree-pretty-print.c (print_declaration): Likewise.
9208 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
9209 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
9210 * asan.c (asan_protect_global, instrument_derefs): Likewise.
9211 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
9212 pass_build_ssa::execute): Likewise.
9213 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
9214 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
9216 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
9218 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
9219 can_be_nonlocal, remap_decls, copy_debug_stmt,
9220 initialize_inlined_parameters, add_local_variables,
9221 reset_debug_binding, replace_locals_op): Likewise.
9222 * dse.c (can_escape): Likewise.
9223 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
9225 * tree-diagnostic.c (default_tree_printer): Likewise.
9226 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
9227 unpack_ts_decl_with_vis_value_fields,
9228 lto_input_ts_decl_common_tree_pointers): Likewise.
9229 * builtins.c (builtin_save_expr, fold_builtin_expect,
9230 readonly_data_expr): Likewise.
9231 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
9232 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
9234 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
9235 * gimplify.c (force_constant_size, gimplify_bind_expr,
9236 gimplify_decl_expr, gimplify_var_or_parm_decl,
9237 gimplify_compound_lval, gimplify_init_constructor,
9238 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
9239 gimplify_type_sizes): Likewise.
9240 * cgraphbuild.c (record_reference, record_type_list, mark_address,
9241 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
9242 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
9243 remove_unused_locals): Likewise.
9244 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
9245 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
9246 * function.c (instantiate_expr, instantiate_decls_1,
9247 setjmp_vars_warning, add_local_decl): Likewise.
9248 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
9250 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
9251 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
9252 optimize_va_list_gpr_fpr_size): Likewise.
9253 * tree-nrv.c (pass_nrv::execute): Likewise.
9254 * tsan.c (instrument_expr): Likewise.
9255 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
9256 * vtable-verify.c (verify_bb_vtables): Likewise.
9257 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
9258 get_ref_base_and_extent): Likewise.
9259 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
9261 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
9262 analyze_all_variable_accesses): Likewise.
9263 * tree-nested.c (get_nonlocal_debug_decl,
9264 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
9265 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
9266 get_local_debug_decl, convert_local_omp_clauses,
9267 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
9269 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
9270 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
9271 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
9272 dbxout_symbol, dbxout_common_check): Likewise.
9273 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
9274 string_constant): Likewise.
9275 * hsa.c (hsa_get_declaration_name): Likewise.
9276 * passes.c (rest_of_decl_compilation): Likewise.
9277 * tree-ssanames.c (make_ssa_name_fn): Likewise.
9278 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
9279 pack_ts_decl_with_vis_value_fields,
9280 write_ts_decl_common_tree_pointers): Likewise.
9281 * stor-layout.c (place_field): Likewise.
9282 * symtab.c (symtab_node::maybe_create_reference,
9283 symtab_node::verify_base, symtab_node::make_decl_local,
9284 symtab_node::copy_visibility_from,
9285 symtab_node::can_increase_alignment_p): Likewise.
9286 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
9287 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
9288 fortran_common, add_location_or_const_value_attribute,
9289 add_scalar_info, add_linkage_name, set_block_abstract_flags,
9290 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
9291 optimize_one_addr_into_implicit_ptr,
9292 optimize_location_into_implicit_ptr): Likewise.
9293 * gimple-low.c (record_vars_into): Likewise.
9294 * ipa-visibility.c (update_vtable_references): Likewise.
9295 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
9297 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
9298 DFS::DFS_write_tree_body, write_symbol): Likewise.
9299 * langhooks.c (lhd_warn_unused_global_decl,
9300 lhd_set_decl_assembler_name): Likewise.
9301 * attribs.c (decl_attributes): Likewise.
9302 * except.c (output_ttype): Likewise.
9303 * varpool.c (varpool_node::get_create, ctor_for_folding,
9304 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
9305 * fold-const.c (fold_unary_loc): Likewise.
9306 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
9307 ipa_find_agg_cst_from_init): Likewise.
9308 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
9309 expand_omp_target, lower_omp_regimplify_p,
9310 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
9311 find_link_var_op): Likewise.
9312 * tree-chrec.c (chrec_contains_symbols): Likewise.
9313 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
9314 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
9315 execute_fixup_cfg): Likewise.
9317 PR tree-optimization/77901
9318 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
9319 if ranges[i].exp is SSA_NAME when looking for >= and only when
9320 ranges[i].exp is NULL or SSA_NAME when looking for the other
9323 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9325 * ipa-cp.c (ipcp_alignment_lattice): Remove.
9326 (ipcp_param_lattices): Remove field alignment.
9327 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
9328 (set_all_contains_variable): Remove call to
9329 ipcp_alignment_lattice::set_to_bottom.
9330 (initialize_node_lattices): Likewise.
9331 (propagate_alignment_accross_jump_function): Remove.
9332 (propagate_constants_accross_call): Remove call to
9333 propagate_alignment_accross_jump_function.
9334 (ipcp_store_alignment_results): Remove.
9335 (ipcp_driver): Remove call to ipcp_store_alignment_results.
9336 (propagate_bits_accross_jump_function): Handle ancestor jump function.
9337 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
9338 pretty-printing of alignment jump function.
9339 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
9340 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
9341 alignments and remove computing ipa_alignment jump function.
9342 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
9343 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
9344 (ipa_read_jump_function): Remove reading of ipa_alignment.
9345 (write_ipcp_transformation_info): Remove streaming for alignment
9346 propagation summary.
9347 (read_ipcp_transformation_info): Remove reading of alignment
9348 propagation summary.
9349 (ipcp_update_alignments): Remove.
9350 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
9352 (ipcp_transform_function): Remove call to ipcp_update_alignments()
9353 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
9354 * ipa-prop.h (ipa_alignment): Remove.
9355 (ipa_jump_func): Remove field alignment.
9356 (ipcp_transformation_summary): Remove field alignments.
9357 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
9358 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
9359 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
9361 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
9363 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
9365 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
9367 (visium_expand_fp_cstore): Likewise.
9369 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9371 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
9372 * diagnostic.c (warning_at_rich_loc_n): New function.
9373 (diagnostic_n_impl_richloc): Likewise.
9374 (diagnostic_n_impl): Move most of the function to
9375 diagnostic_n_impl_richloc and call it.
9377 2016-10-08 Jakub Jelinek <jakub@redhat.com>
9379 * gen-pass-instances.awk: Rewritten.
9380 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
9381 $(PASSES_EXTRA) after passes.def to the script.
9382 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
9383 * config/i386/i386-passes.def: New file.
9384 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
9385 make_pass_stv): Declare.
9386 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
9388 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
9390 (pass_stv::clone, pass_stv::set_pass_param): New methods.
9391 (pass_stv::timode_p): New non-static data member.
9392 (ix86_option_override): Don't register passes here.
9394 * doc/invoke.texi: Document accepting Else, fallthrough.
9396 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
9399 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
9400 FALLTHRU comment styles.
9402 2016-10-07 Andrew Pinski <apinski@cavium.com>
9404 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
9405 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
9406 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
9408 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
9410 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
9412 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
9413 (AARCH64_ARCH): Likewise.
9414 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
9416 (AARCH64_CORE): Likewise.
9417 (AARCH64_ARCH): Likewise.
9418 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
9419 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
9420 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
9421 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
9422 (AARCH64_ARCH): Likewise.
9423 (AARCH64_CORE): Likewise.
9424 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
9425 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
9426 (AARCH64_CORE): Likewise.
9427 (AARCH64_ARCH): Likewise.
9429 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
9431 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
9432 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
9433 floating point type infrastructre, and -mfloat128 that enables the
9434 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
9435 if -mfloat128-type. Define __ibm128 to be long double by default.
9436 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
9437 the IEEE 128-bit floating point type infrastructure should
9438 automatically be enabled.
9439 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
9440 instead of -mfloat128 to enable KFmode.
9441 (rs6000_option_override_internal): Split the option -mfloat128
9442 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
9443 systems, automatically set -mfloat128-type, but don't enable it on
9444 other operating systems. Move setting the long double size and
9445 IEEE quad support before the IEEE 128-bit floating point changes.
9446 (rs6000_init_builtins): Do not create a unique type for __ibm128
9447 if long double is IBM extended double, instead rely on __ibm128
9448 being defined as 'long double'. If -mfloat128-type and not
9449 -mfloat128, create the KFmode type with an undocumented __ieee128
9451 (rs6000_init_libfuncs): Use -mfloat128-type instead of
9452 -mfloat128 for tests about the types, but keep tests for
9453 -mfloat128 to enable the keyword support.
9454 (rs6000_complex_function_value): Likewise.
9455 (rs6000_scalar_mode_supported_p): Likewise.
9456 (rs6000_floatn_mode): Likewise.
9457 (rs6000_c_mode_for_suffix): Likewise.
9458 (rs6000_opt_masks): Add -mfloat128-type.
9459 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
9460 -mfloat128-type being split from -mfloat128. Add
9461 -mfloat128-hardware, which was missing.
9462 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
9463 -mfloat128 and -mfloat128-type:
9464 (-mfloat128-type): Likewise.
9465 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
9466 that 64-bit Linux systems with enable -mfloat128-type by default
9468 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
9469 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
9470 -mfloat128-type instead of -mfloat128.
9471 (FLOAT128_2REG_P): Likewise.
9472 (MASK_FLOAT128_TYPE): Likewise.
9473 (ALTIVEC_ARG_MAX_RETURN): Likewise.
9474 (RS6000_BTM_FLOAT128): Likewise.
9475 (TARGET_FLOAT128): Poison old identifiers.
9476 (OPTION_MASK_FLOAT128): Likewise.
9477 (MASK_FLOAT128): Likewise.
9478 * config/rs6000/rs6000.md (FP): Likewise.
9479 (FLOAT128): Likewise.
9480 (fix_trunc<mode>di2): Likewise.
9481 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
9482 (floatdi<mode>2): Likewise.
9483 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
9484 (neg<mode>2, FLOAT128 iterator): Likewise.
9485 (abs<mode>2, FLOAT128 iterator): Likewise.
9486 (ieee_128bit_negative_zero): Likewise.
9487 (ieee_128bit_vsx_neg<mode>2): Likewise.
9488 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
9489 (ieee_128bit_vsx_abs<mode>2): Likewise.
9490 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
9491 (ieee_128bit_vsx_nabs<mode>2): Likewise.
9492 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
9493 (extendiftf2): Likewise.
9494 (extendifkf2): Likewise.
9495 (extendtfkf2): Likewise.
9496 (trunciftf2): Likewise.
9497 (truncifkf2): Likewise.
9498 (trunckftf2): Likewise.
9499 (trunctfif2): Likewise.
9500 (extendkftf2): Likewise.
9501 (trunctfkf2): Likewise.
9503 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9505 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
9506 before merging in bytes to pass down to real_from_target.
9508 2016-10-07 Richard Biener <rguenther@suse.de>
9510 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
9512 (substitute_and_fold_dom_walker::before_dom_children):
9513 Substitute and fold before pass specific folding to avoid
9514 feeding that with SSA names that will be later released.
9515 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
9516 introduced by folding and visited by evaluate_stmt called during
9518 (likely_value): Likewise.
9519 (evaluate_stmt): Likewise.
9520 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
9521 (simplify_div_or_mod_using_ranges): Likewise.
9522 (simplify_min_or_max_using_ranges): Likewise.
9523 (simplify_abs_using_ranges): Likewise.
9524 (simplify_conversion_using_ranges): Likewise.
9525 (simplify_float_conversion_using_ranges): Likewise.
9526 (simplify_stmt_using_ranges): Likewise.
9528 2016-10-07 Marek Polacek <polacek@redhat.com>
9530 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
9531 FALLTHROUGH_LABEL_P here...
9532 (warn_implicit_fallthrough_r): ...not here.
9534 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
9536 PR tree-optimization/77880
9537 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
9540 2016-10-07 Marek Polacek <polacek@redhat.com>
9543 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
9545 2016-10-07 Richard Biener <rguenther@suse.de>
9547 * bitmap.h: Document constraints on bitmap modification while
9550 2016-10-07 Richard Biener <rguenther@suse.de>
9552 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
9553 * bitmap.h (bmp_iter_set): When advancing to the next element
9554 check that we didn't remove the current one.
9555 (bmp_iter_and): Likewise.
9556 (bmp_iter_and_compl): Likewise.
9557 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
9558 we currently iterate on but keep a one-level queue.
9559 * sched-deps.c (remove_from_deps): Do not clear current bit
9560 but keep a one-level queue.
9562 2016-10-07 Jakub Jelinek <jakub@redhat.com>
9564 PR tree-optimization/77664
9565 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
9566 for the other ranges.
9567 (optimize_range_tests_diff): Fix up formatting.
9568 (optimize_range_tests_var_bound): New function.
9569 (optimize_range_tests): Use it.
9571 2016-10-07 Martin Liska <mliska@suse.cz>
9573 * coverage.c (build_gcov_exit_decl): Fix priority what
9574 should be really 99.
9576 2016-10-07 Richard Biener <rguenther@suse.de>
9578 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
9579 vars in gimple_bind_vars but not in BLOCK_VARS.
9581 2016-10-07 Richard Biener <rguenther@suse.de>
9583 PR tree-optimization/77879
9584 * tree-ssa-structalias.c (handle_const_call): Properly handle
9586 (handle_pure_call): Likewise.
9588 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9590 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
9591 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
9594 2016-10-06 Andrew Pinski <apinski@cavium.com>
9596 * config/aarch64/aarch64-cores.def: Add a comment before each
9599 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9601 PR tree-optimization/77862
9602 * tree-vrp.c (add_equivalence): Use get_value_range so that
9603 num_vr_values is checked before accessing vr_values.
9605 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9607 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
9610 2016-10-05 Jeff Law <law@redhat.com>
9612 PR tree-optimization/71661
9613 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
9614 removal of a forwarder exposes a new natural loop.
9616 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
9618 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
9619 Introduce ssesuffix variable.
9620 (<mask_codefor><code><mode>3<mask_name>): Ditto.
9621 (*<code><mode>3): Ditto.
9623 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
9625 * postreload.c (reload_cse_simplify): Skip also USE when detecting
9628 2016-10-06 Richard Biener <rguenther@suse.de>
9630 PR tree-optimization/77855
9631 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
9632 instead of removing the current item while iterating over the set
9635 2016-10-06 James Clarke <jrtc27@jrtc27.com>
9636 Eric Botcazou <ebotcazou@adacore.com>
9639 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
9640 (classify_registers): Don't set it
9641 (function_arg_slotno): Don't initialize and test it. Tidy up.
9643 2016-10-06 Richard Biener <rguenther@suse.de>
9645 PR tree-optimization/77839
9646 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
9649 2016-10-06 Martin Liska <mliska@suse.cz>
9651 * gcc.c: Set -fprofile-update=atomic when profiling is
9652 enabled and -pthread is set. Warn when one combines
9653 -pthread and -fprofile-update=single for an app using
9656 2016-10-06 Martin Liska <mliska@suse.cz>
9659 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
9660 * gimple-ssa-strength-reduction.c (slsr_process_cast):
9661 Initialize a pointer to NULL.
9662 (slsr_process_copy): Likewise.
9663 * input.c (location_get_source_line): Likewise.
9664 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
9666 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
9668 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
9669 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
9670 (ix86_handle_option): Deleted handle of OPT_mpcommit.
9671 * config.gcc: Deleted pcommitintrin.h
9672 * config/i386/pcommitintrin.h: Deleted file.
9673 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
9674 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
9676 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
9678 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
9679 (PTA_PCOMMIT): Deleted define.
9680 (ix86_option_override_internal): Deleted handle of option.
9681 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
9682 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
9683 __builtin_ia32_pcommit): Deleted.
9684 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
9685 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
9686 (pcommit): Deleted instruction.
9687 * config/i386/i386.opt: Mention -mpcommit deprecation.
9688 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
9690 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
9693 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
9694 Remove wrong assert.
9695 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
9696 Use <round_constraint> as operand 1 constraint.
9698 2016-10-05 Jakub Jelinek <jakub@redhat.com>
9701 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
9702 (ubsan_instrument_float_cast): And not here.
9705 * ubsan.c (ubsan_ids): New GTY(()) array.
9706 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
9707 instead of static local counters.
9709 2016-10-05 Martin Sebor <msebor@redhat.com>
9712 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
9713 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
9714 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
9715 (default_printf_pointer_format): Define function.
9716 * targhooks.c (linux_printf_pointer_format): Define new function.
9717 * targhooks.h (linux_printf_pointer_format): Declare.
9718 (gnu_libc_printf_pointer_format): Remove declaration.
9720 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9722 * fold-const.c (native_encode_real): Fix logic for selecting offset
9723 to write to when BYTES_BIG_ENDIAN.
9725 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
9727 * builtins.c (fold_builtin_strchr): Remove function.
9728 (fold_builtin_strrchr): Likewise.
9729 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
9730 * gimple-fold.c (target_char_cst_p): New function.
9731 (gimple_fold_builtin_strchr) Add more foldings.
9732 (gimple_fold_builtin): Add index, strrchr, rindex cases.
9734 2016-10-05 Richard Biener <rguenther@suse.de>
9737 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
9738 capture ids in c-exprs.
9740 2016-10-05 Richard Biener <rguenther@suse.de>
9743 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
9744 with types_match for GIMPLE code gen to handle type mismatched
9746 (dt_operand::gen): Adjust.
9747 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
9750 2016-10-05 Richard Biener <rguenther@suse.de>
9752 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
9754 2016-10-05 Richard Biener <rguenther@suse.de>
9757 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
9759 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
9761 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
9762 version check to protect only DW_TAG_imported_module generation.
9764 2016-10-05 Richard Biener <rguenther@suse.de>
9767 * match.pd (min(a,-a) -> -abs(a)): New pattern.
9769 2016-10-04 Ian Lance Taylor <iant@golang.org>
9771 * explow.c (allocate_dynamic_stack_space): Call
9772 do_pending_stack_adjust before handling flag_split_stack.
9774 2016-10-04 David Malcolm <dmalcolm@redhat.com>
9776 * genattrtab.c (make_internal_attr): Supply dummy column number to
9779 * genoutput.c (init_insn_for_nothing): Likewise.
9780 * gensupport.c (add_define_attr): Likewise.
9781 * read-md.c (message_at_1): Print column number.
9782 (fatal_with_file_and_line): Likewise.
9783 (rtx_reader::read_char): Track column numbers.
9784 (rtx_reader::unread_char): Likewise.
9785 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
9786 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
9787 (rtx_reader::handle_file): Initialize m_read_md_colno.
9788 (rtx_reader::get_current_location): Supply column number to
9790 * read-md.h (struct file_location): Add field "colno".
9791 (file_location::file_location): Likewise.
9792 (rtx_reader::get_colno): New accessor.
9793 (rtx_reader::m_read_md_colno): New field.
9794 (rtx_reader::m_last_line_colno): New field.
9796 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9798 * doc/extend.texi (Java Exceptions): Remove.
9799 (java_interface): Remove.
9801 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
9803 PR tree-optimization/77808
9804 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
9805 and addr are different before copying points-to information.
9807 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
9809 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
9810 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
9811 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
9812 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
9814 2016-10-04 Richard Biener <rguenther@suse.de>
9816 PR tree-optimization/77399
9817 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
9818 verify the target can convert.
9820 2016-10-04 Richard Biener <rguenther@suse.de>
9823 * explow.c (plus_constant): Verify the mode of the constant
9824 pool offset before calling plus_constant.
9826 2016-10-04 Richard Biener <rguenther@suse.de>
9829 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
9830 type support, mark with :C.
9831 (X / -X -> -1): Mark with :C.
9833 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9835 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
9836 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
9837 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
9838 * doc/tm.texi: Regenerated.
9839 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
9840 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
9841 * config/darwin.h (JCR_SECTION_NAME): Remove.
9842 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
9843 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
9844 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
9845 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
9846 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
9847 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
9849 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9851 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
9852 between "because" and "param" in dump message in call to fprintf.
9854 2016-10-03 Jeff Law <law@redhat.com>
9856 PR tree-optimization/71550
9857 PR tree-optimization/71403
9858 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
9859 (profitable_jump_thread_path): Also return boolean indicating if
9860 the realized path will create an irreducible loop.
9861 Remove loop depth tests from 71403.
9862 (fsm_find_control_statement_thread_paths): Remove loop depth tests
9863 from 71403. If threading will create an irreducible loop, then
9864 throw away loop iteration and related information.
9866 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
9868 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
9869 -Woverloaded-virtual checks for warning options.
9870 * configure: Regenerate.
9872 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9874 PR preprocessor/77699
9875 * input.c (maybe_grow): Don't allocate one byte extra headroom.
9876 (get_next_line): Return false on error.
9877 (read_next_line): Removed, use get_next_line instead.
9878 (read_line_num): Don't copy the line.
9879 (location_get_source_line): Don't use static data.
9880 (selftest::test_reading_source_line): Add more test cases.
9882 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9885 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9887 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9888 (noce_process_if_block): Use it.
9890 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9892 * doc/invoke.texi: Update -Wint-in-bool-context.
9894 2016-10-02 Jakub Jelinek <jakub@redhat.com>
9896 * dwarf2out.c (output_fde, output_call_frame_info,
9897 dwarf2out_do_cfi_startproc, set_indirect_string,
9898 gen_internal_sym, output_die, output_line_info): Use
9899 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
9900 ASM_GENERATE_INTERNAL_LABEL output.
9902 2016-10-01 Richard Biener <rguenther@suse.de>
9905 * genmatch.c (get_operand_type): Add operand position arg
9906 and handle COND_EXPR comparison operand with fixed boolean_type_node.
9907 (expr::gen_transform): Adjust.
9908 (dt_simplify::gen_1): Likewise.
9910 2016-10-01 Jakub Jelinek <jakub@redhat.com>
9912 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
9913 comments. Simplify asserts, remove unnecessary conditions.
9915 (*<code><mode>3): Likewise.
9917 2016-09-30 Jakub Jelinek <jakub@redhat.com>
9919 * doc/invoke.texi (-Wregister): Document.
9921 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
9923 * configure.ac: Split CHECKING_P into CHECKING_P and
9924 ENABLE_EXTRA_CHECKING.
9925 * configure: Regenerated.
9926 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
9927 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
9929 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
9932 * gcc.c (process_command): For @filename handling, output
9933 the correct name if the file does not exist.
9935 2016-09-30 Marek Polacek <polacek@redhat.com>
9937 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
9938 * config/alpha/predicates.md: Likewise.
9940 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9942 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9943 (noce_process_if_block): Use it.
9945 2016-09-30 Martin Liska <mliska@suse.cz>
9947 * doc/invoke.texi: Document asan-use-after-return that
9948 it's disabled by default in runtime.
9950 2016-09-30 Richard Biener <rguenther@suse.de>
9952 * tree-vrp.c (intersect_ranges): If we failed to handle
9953 the intersection choose a constant singleton range if available.
9955 2016-09-30 Richard Biener <rguenther@suse.de>
9957 PR tree-optimization/77399
9958 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
9959 float <-> int conversions.
9961 2016-09-30 Alan Modra <amodra@gmail.com>
9963 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
9965 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9967 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
9968 ext_level before calling CPUID with 0x80000008.
9969 Simplify xgetbv checks.
9971 2016-09-29 David Malcolm <dmalcolm@redhat.com>
9973 * Makefile.in (OBJS): Add print-rtl-function.o.
9974 * print-rtl-function.c: New file.
9975 * print-rtl.h (print_rtx_function): New decl.
9977 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9980 * config/i386/cpuid.h (__get_cpuid_count): New.
9981 (__get_cpuid): Rename __level to __leaf.
9983 2016-09-29 Marek Polacek <polacek@redhat.com>
9985 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
9987 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
9990 * builtins.c (expand_builtin_memcmp): Don't swap args unless
9991 result is only being compared with zero.
9993 2016-09-29 Marek Polacek <polacek@redhat.com>
9995 * dwarf2out.c (loc_descriptor): Add fall through comment.
9996 (add_const_value_attribute): Likewise.
9998 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
10000 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
10001 with "v6t2". Move "arch" attribute above "pool_range".
10002 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
10004 (*thumb2_movhi_vfp): Likewise.
10005 (*arm_movhi_fp16): Likewise.
10006 (*thumb2_movhi_fp16): Likewise.
10007 (*arm_movsi_vfp): Remove "arch" attribute.
10008 (*thumb2_movsi_vfp): Likewise.
10010 2016-09-29 Martin Liska <mliska@suse.cz>
10012 * doc/extend.texi: Remove limitation of Objective C for
10013 __attribute__((constructor)) and __attribute__((destructor)).
10015 2016-09-29 Richard Biener <rguenther@suse.de>
10017 PR tree-optimization/77768
10018 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10019 Handle stores to readonly memory when removing redundant stores.
10021 2016-09-29 Richard Biener <rguenther@suse.de>
10023 PR middle-end/77407
10024 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
10025 X / -X -> -1 simplifications.
10027 2016-09-29 Richard Biener <rguenther@suse.de>
10029 PR middle-end/55152
10030 * match.pd: Add max(a,-a) -> abs(a) pattern.
10031 * tree-ssa-phiopt.c (minmax_replacement): Disable for
10032 HONOR_SIGNED_ZEROS types.
10034 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
10036 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
10037 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
10039 2016-09-29 Richard Biener <rguenther@suse.de>
10041 * tree-vrp.c (set_defs_to_varying): New helper avoiding
10042 writing to vr_const_varying.
10043 (vrp_initialize): Call it.
10044 (vrp_visit_stmt): Likewise.
10045 (evrp_dom_walker::before_dom_children): Likewise.
10047 2016-09-29 Richard Biener <rguenther@suse.de>
10049 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
10050 constructors with vector elements.
10052 2016-09-29 Richard Biener <rguenther@suse.de>
10054 PR tree-optimization/77768
10055 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
10056 with stores to a place we know has a constant value.
10058 2016-09-29 Alan Modra <amodra@gmail.com>
10060 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
10061 * doc/invoke.texi: Document it.
10062 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
10063 (rs6000_passes_float): Comment.
10064 (rs6000_passes_long_double): New static var.
10065 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
10066 (init_cumulative_args): Set up to emit fp .gnu_attribute for
10067 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
10068 to include fp values returned in vectors.
10069 Set rs6000_passes_long_double.
10070 (rs6000_function_arg_advance_1): Likewise for function args.
10071 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
10072 and SPE. Emit long double tag value too.
10073 (rs6000_opt_vars): Add gnu-attr.
10074 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
10075 * configure: Regenerate.
10076 * config.in: Regenerate.
10078 2016-09-28 Jakub Jelinek <jakub@redhat.com>
10080 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
10082 (format_floating, format_string, format_directive,
10083 get_destination_size, pass_sprintf_length::handle_gimple_call):
10086 2016-09-28 Jakub Jelinek <jakub@redhat.com>
10088 * gimple-ssa-sprintf.c: Fix comment formatting.
10089 (format_integer): Use is_gimple_assign.
10090 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
10091 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
10092 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
10093 (pass_sprintf_length::execute): Use is_gimple_call.
10095 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
10097 * gimple-fold.c (gimple_fold_builtin): After failing to fold
10098 strchr, also try the generic folding.
10100 2016-09-28 Martin Sebor <msebor@redhat.com>
10103 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
10106 2016-09-28 Martin Sebor <msebor@redhat.com>
10108 PR middle-end/77683
10109 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
10110 length modifier is not expected.
10111 (format_floating): Ignore l length modifier and fail gracefuly
10112 when it isn't one of the other expected ones.
10114 2016-09-28 Martin Sebor <msebor@redhat.com>
10117 * varasm.c (assemble_addr_to_section): Increase local buffer size.
10119 2016-09-27 Richard Biener <rguenther@suse.de>
10121 * dwarf2out.c (cu_die_list): New global.
10122 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
10123 main_comp_unit_die to cu_die_list if we created it.
10124 Move break_out_includes ...
10125 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
10128 2016-09-28 Richard Biener <rguenther@suse.de>
10130 * dwarf2out.c (struct die_struct): Add removed flag.
10131 (lookup_type_die): If the DIE is marked as removed, clear
10132 TYPE_SYMTAB_DIE and return NULL.
10133 (lookup_decl_die): If the DIE is marked as removed, remove it
10134 from the hash and return NULL.
10135 (mark_removed): New helper.
10136 (prune_unused_types_prune): Call it for removed DIEs.
10137 (gen_subprogram_die): Move the premark_used_types call to after
10138 DIEs for the functions scopes are generated.
10139 (process_scope_var): Do not re-create pruned types or type decls.
10140 Make sure to also re-parent type decls.
10141 (dwarf2out_finish): Move unused type pruning and debug_types
10143 (dwarf2out_early_finish): ... here.
10145 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
10147 * config/arc/arc-c.c: New file.
10148 * config/arc/arc-c.def: Likewise.
10149 * config/arc/t-arc: Likewise.
10150 * config.gcc: Include arc-c.o as c and cpp object.
10151 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
10152 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
10153 arc_cpu_cpp_builtins.
10155 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
10157 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
10158 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
10160 2016-09-28 Nathan Sidwell <nathan@acm.org>
10162 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
10165 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
10167 PR tree-optimization/61056
10168 * gimple-fold.c (gimple_fold_builtin_strchr):
10169 New function to optimize strchr (s, 0) to strlen.
10170 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
10172 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
10174 PR tree-optimization/77724
10175 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
10176 Add tree_fits_shwi_p check.
10178 2016-09-27 Jakub Jelinek <jakub@redhat.com>
10180 * auto-inc-dec.c (try_merge): Remove break after return.
10181 * cselib.c (autoinc_split): Likewise.
10182 * explow.c (promote_mode): Likewise.
10183 * fixed-value.c (fixed_arithmetic): Likewise.
10184 * hsa.c (hsa_internal_fn::get_arity): Likewise.
10185 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
10186 * trans-mem.c (get_attrs_for): Likewise.
10187 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
10188 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
10189 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
10190 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
10191 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
10192 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
10193 * config/cris/cris.c (cris_op_str): Likewise.
10194 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
10195 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
10197 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
10199 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
10200 IFN_GOACC_REDUCTION_CODES): New.
10201 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
10202 ifn_goacc_reduction_kind): Use them.
10203 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
10204 of internal functions, when applicable.
10206 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
10208 * config/mips/constraints.md (d): Fix documentation.
10209 * doc/md.texi (Machine Constraints): Update accordingly.
10211 2016-09-27 Richard Biener <rguenther@suse.de>
10213 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
10214 cur_line_info_table initialization ...
10215 (dwarf2out_assembly_start): ... here.
10217 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
10219 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
10220 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
10221 (*thumb2_movhi_vfp): Likewise.
10222 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
10223 template. Expand predicable attribute to mark VMOV.F16 as not
10224 predicable. Add "arch" attribute.
10225 (*thumb2_movhi_fp16): Likewise.
10226 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
10227 (*thumb2_movsi_vfp): Add "arch" attribute.
10229 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
10231 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
10234 2016-09-27 Marek Polacek <polacek@redhat.com>
10236 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
10239 * config/c6x/c6x.h: Adjust fall through comment.
10240 * config/sh/sh.c (final_prescan_insn): Likewise.
10241 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
10242 (visium_expand_fp_cstore): Likewise.
10244 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10246 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
10247 expected by -Wimplicit-fallthrough.
10248 (thumb1_size_rtx_costs): Likewise.
10249 (thumb2_reorg): Likewise.
10250 (tls_mentioned_p): Add "Fall through" comment.
10251 (thumb2_reorg): Likewise.
10252 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
10253 comment form expected by -Wimplicit-fallthrough.
10255 2016-09-27 Martin Liska <mliska@suse.cz>
10257 PR gcov-profile/46266
10258 * input.h (RESERVED_LOCATION_P): New macro.
10259 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
10260 instread of comparison with UNKNOWN_LOCATION.
10262 2016-09-27 Richard Biener <rguenther@suse.de>
10264 PR tree-optimization/77745
10265 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10266 When removing redundant stores make sure to check compatibility
10267 of the TBAA state for downstream accesses.
10268 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
10269 value-numbering virtual operands for store matches.
10271 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
10274 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
10275 movrt patterns. Match them before anything else in the SET case.
10277 2016-09-27 Martin Liska <mliska@suse.cz>
10279 PR gcov-profile/7970
10280 PR gcov-profile/16855
10281 PR gcov-profile/44779
10282 * coverage.c (build_gcov_exit_decl): New function.
10283 (coverage_obj_init): Call the function and generate __gcov_exit
10285 * doc/gcov.texi: Document when __gcov_exit function is called.
10287 2016-09-27 Marek Polacek <polacek@redhat.com>
10290 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
10291 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
10292 -Wno-error instead of -Wno-implicit-fallthrough.
10294 2016-09-27 Martin Liska <mliska@suse.cz>
10297 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
10299 2016-09-27 Jakub Jelinek <jakub@redhat.com>
10301 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
10302 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
10303 comments. Remove break after return.
10304 (ix86_fp_compare_code_to_integer, has_dispatch,
10305 ix86_simd_clone_usable): Remove break after return.
10307 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
10309 PR rlt-optimization/77714
10310 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
10313 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
10316 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
10317 extract_range_from_unary_expr to convert value_range.
10318 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
10319 (extract_range_from_unary_expr): This.
10320 * tree-vrp.h (extract_range_from_unary_expr): Declare.
10322 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
10324 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
10326 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10328 * config/i386/i386.c (ix86_print_operand)
10329 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
10330 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
10331 (epilogue_renumber): Likewise.
10333 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
10335 PR middle-end/77719
10336 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
10337 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
10339 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
10341 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
10342 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
10343 is_mm_seq_cst, is_mm_sync): Move to ...
10344 * memmodel.h: This. New file.
10345 * builtins.c: Include memmodel.h.
10346 * optabs.c: Likewise.
10347 * tsan.c: Likewise.
10348 * config/aarch64/aarch64.c: Likewise.
10349 * config/alpha/alpha.c: Likewise.
10350 * config/arm/arm.c: Likewise.
10351 * config/i386/i386.c: Likewise.
10352 * config/ia64/ia64.c: Likewise.
10353 * config/mips/mips.c: Likewise.
10354 * config/rs6000/rs6000.c: Likewise.
10355 * config/sparc/sparc.c: Likewise.
10356 * genconditions.c: Include memmodel.h in generated file.
10357 * genemit.c: Likewise.
10358 * genoutput.c: Likewise.
10359 * genpeep.c: Likewise.
10360 * genpreds.c: Likewise.
10361 * genrecog.c: Likewise.
10363 2016-09-26 David Malcolm <dmalcolm@redhat.com>
10365 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
10366 "c" instead when parsing characters. Move operand parsing into...
10367 (read_rtx_operand): ...this new function, renaming "i" to "idx",
10368 and tightening the scope of various locals.
10370 2016-09-26 Liu Hao <lh_mouse@126.com>
10372 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
10374 2016-09-26 Marek Polacek <polacek@redhat.com>
10376 * system.h: Use __has_attribute to check whether the fallthrough
10377 attribute is supported.
10379 2016-09-26 Marek Polacek <polacek@redhat.com>
10381 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
10382 gimple_call_internal_p.
10383 * ipa-split.c (find_return_bb): Likewise.
10384 (execute_split_functions): Likewise.
10385 * omp-low.c (dump_oacc_loop_part): Likewise.
10386 (oacc_loop_xform_head_tail): Likewise.
10387 * predict.c (predict_loops): Likewise.
10388 * sanopt.c (pass_sanopt::execute): Likewise.
10389 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
10390 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
10391 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
10392 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
10393 (expand_ifn_va_arg): Likewise.
10394 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
10395 (optimize_mask_stores): Likewise.
10396 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
10397 (vect_transform_stmt): Likewise.
10398 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
10399 * tsan.c (instrument_memory_accesses): Likewise.
10401 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10402 Alexander Monakov <amonakov@ispras.ru>
10404 * regrename.c (rename_chains): Check
10405 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
10406 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
10407 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
10409 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10411 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
10412 (s390_sched_score): Likewise.
10414 2016-09-26 Martin Liska <mliska@suse.cz>
10416 * doc/gcov.texi: Update program output of gcov tool.
10418 2016-09-26 Martin Liska <mliska@suse.cz>
10420 PR gcov-profile/23332
10421 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
10422 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
10423 * value-prof.c (dump_histogram_value): Do not handle
10424 HIST_TYPE_CONST_DELTA.
10425 (stream_in_histogram_value): Likewise.
10426 (gimple_find_values_to_profile): Likewise.
10427 * value-prof.h (enum hist_type): Likewise.
10429 2016-09-26 Martin Liska <mliska@suse.cz>
10431 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
10432 from default sanitize recover values.
10433 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
10434 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
10435 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
10437 * opts.c (finish_options): Do a generic loop over options
10438 that can be recovered.
10439 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
10441 (common_handle_option): Likewise.
10442 * opts.h: Declare can_recover to sanitizer_opts_s.
10444 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
10446 * target.def(elf_flags_numeric): Change documentation to present tense.
10447 * doc/tm.texi: Regenerate.
10449 2016-09-26 Marek Polacek <polacek@redhat.com>
10452 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
10453 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
10454 -Wno-switch-fallthrough.
10455 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
10456 (expand_builtin): Likewise.
10457 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
10458 * convert.c (convert_to_real_1): Likewise.
10459 (convert_to_integer_1): Likewise.
10460 * final.c (output_alternate_entry_point): Likewise.
10461 * genattrtab.c (make_canonical): Likewise.
10462 (write_test_expr): Likewise.
10463 * genpreds.c (validate_exp): Likewise.
10464 * gimple-ssa-strength-reduction.c
10465 (find_candidates_dom_walker::before_dom_children): Likewise.
10466 * godump.c (go_format_type): Likewise.
10467 * reload1.c (elimination_effects): Likewise.
10468 * resource.c (mark_referenced_resources): Likewise.
10469 (mark_set_resources): Likewise.
10470 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
10471 * varasm.c (output_addressed_constants): Likewise.
10473 2016-09-26 Marek Polacek <polacek@redhat.com>
10476 * common.opt (Wimplicit-fallthrough): New option.
10477 * doc/extend.texi: Document statement attributes and the fallthrough
10479 * doc/invoke.texi: Document -Wimplicit-fallthrough.
10480 * gimple.h (gimple_call_internal_p): New function.
10481 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
10482 (struct label_entry): New struct.
10483 (find_label_entry): New function.
10484 (case_label_p): New function.
10485 (collect_fallthrough_labels): New function.
10486 (last_stmt_in_scope): New function.
10487 (should_warn_for_implicit_fallthrough): New function.
10488 (warn_implicit_fallthrough_r): New function.
10489 (maybe_warn_implicit_fallthrough): New function.
10490 (expand_FALLTHROUGH_r): New function.
10491 (expand_FALLTHROUGH): New function.
10492 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
10493 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
10494 (gimplify_label_expr): New function.
10495 (gimplify_case_label_expr): Set location.
10496 (gimplify_expr): Call gimplify_label_expr.
10497 * internal-fn.c (expand_FALLTHROUGH): New function.
10498 * internal-fn.def (FALLTHROUGH): New internal function.
10499 * langhooks.c (lang_GNU_OBJC): New function.
10500 * langhooks.h (lang_GNU_OBJC): Declare.
10501 * system.h (gcc_fallthrough): Define.
10502 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
10503 * tree.h (FALLTHROUGH_LABEL_P): Define.
10505 2016-09-26 Richard Biener <rguenther@suse.de>
10507 * dwarf2out.c (stripattributes): Remove unused function.
10508 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
10509 Push dwarf_split_debug_info handling into init_sections_and_labels.
10510 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
10511 (DEBUG_MACRO_SECTION_FLAGS): Remove.
10512 (debug_macinfo_section_name): New global.
10513 (output_macinfo): Use debug_macinfo_section_name.
10514 (init_sections_and_labels): Split out section and label generation
10515 from dwarf2out_init. Set debug_macinfo_section_name.
10516 (dwarf2out_init): Move text section label generation and emission
10518 (dwarf2out_assembly_start): ... here.
10519 (dwarf2out_finish): Call init_sections_and_labels before DWARF
10522 2016-09-26 Richard Biener <rguenther@suse.de>
10525 * cgraphunit.c (analyze_functions): Before early removing
10526 global vars calls the late_global_decl debug handler mark
10527 the variable as readonly.
10529 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
10532 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
10533 (sh_rtx_costs): Handle SET of movt and movrt patterns.
10534 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
10535 declare new overloads.
10536 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
10539 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10541 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
10542 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
10544 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
10546 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
10547 * configure: Regenerate.
10549 2016-09-24 Marek Polacek <polacek@redhat.com>
10552 * doc/invoke.texi: Document -Wbool-operation.
10554 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10556 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
10557 * config/rs6000/rs6000.c (expand_block_compare): New function used by
10558 cmpmemsi pattern to do builtin expansion of memcmp ().
10559 (compute_current_alignment): Add helper function for
10560 expand_block_compare used to compute alignment as the compare proceeds.
10561 (select_block_compare_mode): Used by expand_block_compare to select
10562 the mode used for reading the next chunk of bytes in the compare.
10563 (do_load_for_compare): Used by expand_block_compare to emit the load
10564 insns for the compare.
10565 (rs6000_emit_dot_insn): Moved this function to avoid a forward
10566 reference from expand_block_compare ().
10567 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
10568 prototype for this function.
10569 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
10570 target option for controlling how much code inline expansion of
10571 memcmp() will be allowed to generate.
10573 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10575 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
10576 hook_bool_mode_false, hook_bool_mode_true,
10577 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
10578 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
10579 hook_bool_const_rtx_insn_const_rtx_insn_true,
10580 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
10581 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
10582 hook_bool_const_tree_hwi_hwi_const_tree_false,
10583 hook_bool_const_tree_hwi_hwi_const_tree_true,
10584 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
10585 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
10586 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
10587 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
10588 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
10589 hook_bool_const_tree_true, hook_bool_tree_tree_false,
10590 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
10591 hook_bool_rtx_insn_true, hook_bool_rtx_false,
10592 hook_bool_uintp_uintp_false,
10593 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
10594 hook_rtx_tree_int_null, hook_uint_mode_0,
10595 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
10596 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
10597 hook_constcharptr_const_rtx_insn_null,
10598 hook_constcharptr_const_tree_const_tree_null,
10599 hook_constcharptr_int_const_tree_null,
10600 hook_constcharptr_int_const_tree_const_tree_null,
10601 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
10602 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
10603 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
10605 * vec.h (vNULL): Extend comment to say = vNULL initialization
10606 isn't needed for static vars.
10608 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
10609 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
10610 = vNULL initialization of file scope vec.
10611 * passes.c (pass_tab, enabled_pass_uid_range_tab,
10612 disabled_pass_uid_range_tab): Likewise.
10613 * haifa-sched.c (sched_luids, h_i_d): Likewise.
10614 * tree-chkp-opt.c (check_infos): Likewise.
10615 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
10617 * vec.h (vnull::operator vec): Add constexpr keyword for
10620 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
10622 PR tree-optimization/77654
10623 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
10624 to duplicate_ssa_name_ptr_info.
10626 2016-09-23 David Malcolm <dmalcolm@redhat.com>
10628 PR preprocessor/77672
10629 * input.c (selftest::test_lexer_string_locations_simple): Update
10630 test to expect location information of the terminator character
10631 at the location of the final closing quote.
10632 (selftest::test_lexer_string_locations_hex): Likewise.
10633 (selftest::test_lexer_string_locations_oct): Likewise.
10634 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
10635 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
10636 (selftest::test_lexer_string_locations_ucn4): Likewise.
10637 (selftest::test_lexer_string_locations_ucn8): Likewise.
10638 (selftest::test_lexer_string_locations_u8): Likewise.
10639 (selftest::test_lexer_string_locations_utf8_source): Likewise.
10640 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
10641 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
10642 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
10643 (selftest::test_lexer_string_locations_macro): Likewise.
10644 (selftest::test_lexer_string_locations_long_line): Likewise.
10646 2016-09-23 Richard Biener <rguenther@suse.de>
10648 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
10649 virtual definition to virtual use if the call devirtualizes
10650 to a const or pure function.
10651 (visit_use): Also visit calls we can devirtualize to a
10652 const or pure function.
10654 2016-09-23 Richard Biener <rguenther@suse.de>
10656 PR tree-optimization/77697
10657 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
10658 signal error if we have sth ternary or unhandled.
10660 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10662 * config/arm/arm_neon.h (vabd_f16): New.
10696 (vcvt_f16_s16): New.
10697 (vcvt_f16_u16): New.
10698 (vcvt_s16_f16): New.
10699 (vcvt_u16_f16): New.
10700 (vcvtq_f16_s16): New.
10701 (vcvtq_f16_u16): New.
10702 (vcvtq_s16_f16): New.
10703 (vcvtq_u16_f16): New.
10704 (vcvta_s16_f16): New.
10705 (vcvta_u16_f16): New.
10706 (vcvtaq_s16_f16): New.
10707 (vcvtaq_u16_f16): New.
10708 (vcvtm_s16_f16): New.
10709 (vcvtm_u16_f16): New.
10710 (vcvtmq_s16_f16): New.
10711 (vcvtmq_u16_f16): New.
10712 (vcvtn_s16_f16): New.
10713 (vcvtn_u16_f16): New.
10714 (vcvtnq_s16_f16): New.
10715 (vcvtnq_u16_f16): New.
10716 (vcvtp_s16_f16): New.
10717 (vcvtp_u16_f16): New.
10718 (vcvtpq_s16_f16): New.
10719 (vcvtpq_u16_f16): New.
10720 (vcvt_n_f16_s16): New.
10721 (vcvt_n_f16_u16): New.
10722 (vcvtq_n_f16_s16): New.
10723 (vcvtq_n_f16_u16): New.
10724 (vcvt_n_s16_f16): New.
10725 (vcvt_n_u16_f16): New.
10726 (vcvtq_n_s16_f16): New.
10727 (vcvtq_n_u16_f16): New.
10735 (vmaxnmq_f16): New.
10739 (vminnmq_f16): New.
10741 (vmul_lane_f16): New.
10744 (vmulq_lane_f16): New.
10745 (vmulq_n_f16): New.
10752 (vrecpeq_f16): New.
10765 (vrsqrte_f16): New.
10766 (vrsqrteq_f16): New.
10768 (vrecpsq_f16): New.
10769 (vrsqrts_f16): New.
10770 (vrsqrtsq_f16): New.
10774 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10776 * config.gcc (extra_headers): Add arm_fp16.h
10777 * config/arm/arm_fp16.h: New.
10778 * config/arm/arm_neon.h: Include "arm_fp16.h".
10780 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10782 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
10784 (vmulf): New (v8hf, v4hf variants).
10785 (vfma): New (v8hf, v4hf variants).
10786 (vfms): New (v8hf, v4hf variants).
10787 (vsub): New (v8hf, v4hf variants).
10788 (vcage): New (v8hf, v4hf variants).
10789 (vcagt): New (v8hf, v4hf variants).
10790 (vcale): New (v8hf, v4hf variants).
10791 (vcalt): New (v8hf, v4hf variants).
10792 (vceq): New (v8hf, v4hf variants).
10793 (vcgt): New (v8hf, v4hf variants).
10794 (vcge): New (v8hf, v4hf variants).
10795 (vcle): New (v8hf, v4hf variants).
10796 (vclt): New (v8hf, v4hf variants).
10797 (vceqz): New (v8hf, v4hf variants).
10798 (vcgez): New (v8hf, v4hf variants).
10799 (vcgtz): New (v8hf, v4hf variants).
10800 (vcltz): New (v8hf, v4hf variants).
10801 (vclez): New (v8hf, v4hf variants).
10802 (vabd): New (v8hf, v4hf variants).
10803 (vmaxf): New (v8hf, v4hf variants).
10804 (vmaxnm): New (v8hf, v4hf variants).
10805 (vminf): New (v8hf, v4hf variants).
10806 (vminnm): New (v8hf, v4hf variants).
10807 (vpmaxf): New (v4hf variant).
10808 (vpminf): New (v4hf variant).
10809 (vpadd): New (v4hf variant).
10810 (vrecps): New (v8hf, v4hf variants).
10811 (vrsqrts): New (v8hf, v4hf variants).
10812 (vabs): New (v8hf, v4hf variants).
10813 (vneg): New (v8hf, v4hf variants).
10814 (vrecpe): New (v8hf, v4hf variants).
10815 (vrnd): New (v8hf, v4hf variants).
10816 (vrnda): New (v8hf, v4hf variants).
10817 (vrndm): New (v8hf, v4hf variants).
10818 (vrndn): New (v8hf, v4hf variants).
10819 (vrndp): New (v8hf, v4hf variants).
10820 (vrndx): New (v8hf, v4hf variants).
10821 (vrsqrte): New (v8hf, v4hf variants).
10822 (vmul_lane): Add v4hf and v8hf variants.
10823 (vmul_n): Add v4hf and v8hf variants.
10824 (vext): New (v8hf, v4hf variants).
10825 (vcvts): New (v8hi, v4hi variants).
10826 (vcvts): New (v8hf, v4hf variants).
10827 (vcvtu): New (v8hi, v4hi variants).
10828 (vcvtu): New (v8hf, v4hf variants).
10829 (vcvts_n): New (v8hf, v4hf variants).
10830 (vcvtu_n): New (v8hi, v4hi variants).
10831 (vcvts_n): New (v8hi, v4hi variants).
10832 (vcvtu_n): New (v8hf, v4hf variants).
10833 (vbsl): New (v8hf, v4hf variants).
10834 (vcvtas): New (v8hf, v4hf variants).
10835 (vcvtau): New (v8hf, v4hf variants).
10836 (vcvtms): New (v8hf, v4hf variants).
10837 (vcvtmu): New (v8hf, v4hf variants).
10838 (vcvtns): New (v8hf, v4hf variants).
10839 (vcvtnu): New (v8hf, v4hf variants).
10840 (vcvtps): New (v8hf, v4hf variants).
10841 (vcvtpu): New (v8hf, v4hf variants).
10843 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10845 * config/arm/arm-builtins.c (hf_UP): New.
10847 (vfp_builtin_data): New. Update comment.
10848 (enum arm_builtins): Include "arm_vfp_builtins.def".
10849 (ARM_BUILTIN_VFP_PATTERN_START): New.
10850 (arm_init_vfp_builtins): New.
10851 (arm_init_builtins): Add arm_init_vfp_builtins.
10852 (arm_expand_vfp_builtin): New.
10853 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
10855 * config/arm/arm_vfp_builtins.def: New file.
10856 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
10857 (arm-builtins.o): Likewise.
10859 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
10862 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
10863 from constant while creating value range.
10865 2016-09-23 Renlin Li <renlin.li@arm.com>
10867 * ira.c (ira): Move ira_use_lra_p initialization code to ...
10868 (ira_init_once): Here.
10870 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
10871 Jakub Jelinek <jakub@redhat.com>
10873 * hooks.h (hook_uint_uintp_false): Rename to...
10874 (hook_bool_uint_uintp_false): ... this.
10875 * hooks.c (hook_uint_uintp_false): Rename to...
10876 (hook_bool_uint_uintp_false): ... this.
10877 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
10878 instead of hook_uint_uintp_false.
10880 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10882 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
10883 (arm_init_builtins): Move body of a loop to the standalone
10884 function arm_init_neon_builtin.
10885 (arm_expand_neon_builtin_1): New. Update comment. Function body
10886 moved from arm_neon_builtin with some white-space fixes.
10887 (arm_expand_neon_builtin): Move code into the standalone function
10888 arm_expand_neon_builtin_1.
10890 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10892 * config/arm/iterators.md (VCVTHI): New.
10893 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
10894 (NEON_VAGLTE): New.
10895 (VFM_LANE_AS): New.
10897 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
10898 (V_HALF): Add V4HF. Fix white-space.
10899 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
10900 (V_s_elem): Likewise.
10901 (V_sz_elem): Fix white-space.
10902 (V_elem_ch): Likewise.
10904 (scalar_mul_constraint): Add V8HF and V4HF.
10905 (Is_float_mode): Fix white-space.
10906 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
10907 (q): Add HF. Fix white-space.
10910 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
10911 (neon_vfm_lane_as): New.
10912 * config/arm/neon.md (add<mode>3_fp16): New.
10913 (sub<mode>3_fp16): New.
10914 (mul<mode>3add<mode>_neon): New.
10915 (fma<VH:mode>4_intrinsic): New.
10916 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
10917 (fmsub<VH:mode>4_intrinsic): New.
10918 (<absneg_str><mode>2): New.
10919 (neon_v<absneg_str><mode>): New.
10920 (neon_v<fp16_rnd_str><mode>): New.
10921 (neon_vrsqrte<mode>): New.
10922 (neon_vpaddv4hf): New.
10923 (neon_vadd<mode>): New.
10924 (neon_vsub<mode>): New.
10925 (neon_vmulf<mode>): New.
10926 (neon_vfma<VH:mode>): New.
10927 (neon_vfms<VH:mode>): New.
10928 (neon_vc<cmp_op><mode>): New.
10929 (neon_vc<cmp_op><mode>_fp16insn): New
10930 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
10931 (neon_vca<cmp_op><mode>): New.
10932 (neon_vca<cmp_op><mode>_fp16insn): New.
10933 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
10934 (neon_vc<cmp_op>z<mode>): New.
10935 (neon_vabd<mode>): New.
10936 (neon_v<maxmin>f<mode>): New.
10937 (neon_vp<maxmin>fv4hf: New.
10938 (neon_<fmaxmin_op><mode>): New.
10939 (neon_vrecps<mode>): New.
10940 (neon_vrsqrts<mode>): New.
10941 (neon_vrecpe<mode>): New (VH variant).
10942 (neon_vdup_lane<mode>_internal): New.
10943 (neon_vdup_lane<mode>): New.
10944 (neon_vcvt<sup><mode>): New (VCVTHI variant).
10945 (neon_vcvt<sup><mode>): New (VH variant).
10946 (neon_vcvt<sup>_n<mode>): New (VH variant).
10947 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
10948 (neon_vcvt<vcvth_op><sup><mode>): New.
10949 (neon_vmul_lane<mode>): New.
10950 (neon_vmul_n<mode>): New.
10951 * config/arm/unspecs.md (UNSPEC_VCALE): New
10952 (UNSPEC_VCALT): New.
10953 (UNSPEC_VFMA_LANE): New.
10954 (UNSPECS_VFMS_LANE): New.
10956 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10958 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
10959 ("*extzv<mode><clobbercc_or_nocc>"):
10960 Correct a typo in a comment.
10962 ("*insv<mode>_zEC12", "*insv<mode>_z10")
10963 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
10964 ("*insv<mode>_zEC12_appendbitsleft")
10965 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
10966 ("*insv<mode>_z10_appendbitsleft"): Ditto.
10967 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
10968 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
10969 Provide pattern with operands switched.
10970 ("*pre_z10_extv<mode>"):
10971 Use new subst patterns.
10972 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
10973 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
10974 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
10975 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
10976 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
10977 ("*<risbg_n>_sidi_ior_and_lshiftrt")
10978 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
10980 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
10981 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
10982 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
10984 ("SINT"): New mode_iterator with SI, HI, QI.
10985 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
10986 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
10989 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10991 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
10992 new interface of s390_contiguous_bitmask_p.
10993 ("contiguous_bitmask_nowrap_operand"): New predicate.
10994 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
10995 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
10996 of s390_contiguous_bitmask_p.
10997 ("NxxDw"): Rename NxxDq constraint to NxxDw.
10998 ("NxxSw"): New constraint.
10999 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
11000 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
11002 (s390_contiguous_bitmask_nowrap_p): Export.
11003 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
11004 former s390_contiguous_bitmask_p.
11005 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
11006 detect contiguous bit ranges with wraparound. Change signature to
11007 return START and END position instead of POS and LENGTH.
11008 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
11009 ranges with wraparound.
11010 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
11011 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
11012 Adapt to new signature of s390_contiguous_bitmask_p.
11014 2016-09-23 Bin Cheng <bin.cheng@arm.com>
11016 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
11017 (create_intersect_range_checks): New.
11018 (vect_create_cond_for_alias_checks): Call above function.
11020 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11022 * config/arm/iterators.md (Code iterators): Fix some white-space
11026 (FCVT): Moved from vfp.md.
11027 (VCVT_HF_US_N): New.
11028 (VCVT_SI_US_N): New.
11033 (FCVTI32typename): Moved from vfp.md.
11034 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
11035 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
11036 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
11037 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
11038 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
11040 (fp16_rnd_str): New.
11041 (fp16_rnd_insn): New.
11042 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
11043 (UNSPEC_VCVT_HF_U_N): New.
11044 (UNSPEC_VCVT_SI_S_N): New.
11045 (UNSPEC_VCVT_SI_U_N): New.
11046 (UNSPEC_VCVTH_S): New.
11047 (UNSPEC_VCVTH_U): New.
11048 (UNSPEC_VCVTA_S): New.
11049 (UNSPEC_VCVTA_U): New.
11050 (UNSPEC_VCVTM_S): New.
11051 (UNSPEC_VCVTM_U): New.
11052 (UNSPEC_VCVTN_S): New.
11053 (UNSPEC_VCVTN_U): New.
11054 (UNSPEC_VCVTP_S): New.
11055 (UNSPEC_VCVTP_U): New.
11056 (UNSPEC_VCVTP_S): New.
11057 (UNSPEC_VCVTP_U): New.
11058 (UNSPEC_VRND): New.
11059 (UNSPEC_VRNDA): New.
11060 (UNSPEC_VRNDI): New.
11061 (UNSPEC_VRNDM): New.
11062 (UNSPEC_VRNDN): New.
11063 (UNSPEC_VRNDP): New.
11064 (UNSPEC_VRNDX): New.
11065 * config/arm/vfp.md (<absneg_str>hf2): New.
11066 (neon_vabshf): New.
11067 (neon_v<fp16_rnd_str>hf): New.
11068 (neon_vrndihf): New.
11073 (*mulsf3neghf_vfp): New.
11074 (*negmulhf3_vfp): New.
11075 (*mulsf3addhf_vfp): New.
11076 (*mulhf3subhf_vfp): New.
11077 (*mulhf3neghfaddhf_vfp): New.
11078 (*mulhf3neghfsubhf_vfp): New.
11080 (neon_vfmahf): New.
11081 (fmsubhf4_fp16): New.
11082 (neon_vfmshf): New.
11085 (neon_vsqrthf): New.
11086 (neon_vrsqrtshf): New.
11087 (FCVT): Move to iterators.md.
11088 (FCVTI32typename): Likewise.
11089 (neon_vcvth<sup>hf): New.
11090 (neon_vcvth<sup>si): New.
11091 (neon_vcvth<sup>_nhf_unspec): New.
11092 (neon_vcvth<sup>_nhf): New.
11093 (neon_vcvth<sup>_nsi_unspec): New.
11094 (neon_vcvth<sup>_nsi): New.
11095 (neon_vcvt<vcvth_op>h<sup>si): New.
11096 (neon_<fmaxmin_op>hf): New.
11098 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11100 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
11101 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
11102 ("*insv<mode>_zEC12_appendbitsleft")
11103 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
11104 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
11106 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11108 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
11109 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
11110 construct values without normalization.
11111 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
11112 static local lhs_ops to vNULL.
11114 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11115 Jiong Wang <jiong.wang@arm.com>
11117 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
11118 available when FP16 instructions are available.
11119 (output_move_vfp): Add support for 16-bit data moves.
11120 (arm_validize_comparison): Fix some white-space. Support HFmode
11121 by conversion to SFmode.
11122 * config/arm/arm.md (truncdfhf2): Fix a comment.
11123 (extendhfdf2): Likewise.
11125 (movsicc): Fix some white-space.
11127 (movsfcc): Fix some white-space.
11129 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
11130 instructions are available.
11131 (*thumb2_movhi_vfp): Likewise.
11132 (*arm_movhi_fp16): New.
11133 (*thumb2_movhi_fp16): New.
11134 (*movhf_vfp_fp16): New.
11135 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
11136 (*movhf_vfp): Likewise.
11137 (extendhfsf2): Enable when VFP FP16 instructions are available.
11138 (truncsfhf2): Enable when VFP FP16 instructions are available.
11140 2016-09-23 Martin Liska <mliska@suse.cz>
11142 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
11144 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11146 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
11148 (arm_evpc_neon_vtrn): Likewise.
11149 (arm_evpc_neon_vrev): Likewise.
11150 (arm_evpc_neon_vext): Likewise.
11151 * config/arm/arm_neon.h (vbsl_f16): New.
11154 (vdupq_n_f16): New.
11155 (vdup_lane_f16): New.
11156 (vdupq_lane_f16): New.
11160 (vmovq_n_f16): New.
11162 (vrev64q_f16): New.
11169 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
11170 (vdup_lane): New (v8hf, v4hf variants).
11171 (vext): New (v8hf, v4hf variants).
11172 (vbsl): New (v8hf, v4hf variants).
11173 * config/arm/iterators.md (VDQWH): New.
11175 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
11176 (Scalar_mul_8_16): Fix white-space.
11177 (Is_d_reg): Add V4HF and V8HF.
11178 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
11179 (neon_vdup_lane<mode>): New.
11180 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
11181 (*neon_vtrn<mode>_insn): Likewise.
11182 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
11183 (*neon_vzip<mode>_insn): Likewise
11184 (neon_vuzp<mode>_internal): Likewise.
11185 (*neon_vuzp<mode>_insn): Likewise
11186 * config/arm/vec-common.md (vec_perm_const<mode>): New.
11188 2016-09-23 Jiong Wang <jiong.wang@arm.com>
11189 Matthew Wahab <matthew.wahab@arm.com>
11191 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
11192 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
11193 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
11194 available. Also fix some white-space.
11195 * config/arm/vfp.md (*arm_movhi_vfp): New.
11196 (*thumb2_movhi_vfp): New.
11198 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11200 * config/arm/arm-c.c (arm_cpu_builtins): Define
11201 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
11202 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
11204 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11206 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
11207 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
11208 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
11209 arm_v8_2a_fp16_neon_hw.
11210 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
11213 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11215 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
11216 arm_fp16_alternative_ok and arm_fp16_none_ok.
11218 2016-09-23 Martin Liska <mliska@suse.cz>
11220 * ipa-icf.c (sem_variable::merge): Replace adress with address.
11222 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11224 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
11225 ("armv8.2-a"): New.
11226 ("armv8.2-a+fp16"): New.
11227 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
11228 (FL2_FP16INST): New.
11229 (FL2_FOR_ARCH8_2A): New.
11230 * config/arm/arm-tables.opt: Regenerate.
11231 * config/arm/arm.c (arm_arch8_2): New.
11232 (arm_fp16_inst): New.
11233 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
11234 for incompatible fp16-format settings.
11235 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
11236 (TARGET_NEON_FP16INST): New.
11237 (arm_arch8_2): Declare.
11238 (arm_fp16_inst): Declare.
11239 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
11240 march=armv8.2-a and march=armv8.2-a+fp16.
11241 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
11242 and armv8.2-a+fp16.
11243 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
11244 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
11246 2016-09-23 Martin Liska <mliska@suse.cz>
11248 * doc/extend.texi: Remove fused-madd from i386 target options.
11250 2016-09-23 Martin Liska <mliska@suse.cz>
11252 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
11255 2016-09-23 Martin Liska <mliska@suse.cz>
11257 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
11260 2016-09-23 Martin Liska <mliska@suse.cz>
11263 * config/i386/i386.c (ix86_option_override_internal): Change
11264 signature and return false when there's an error related to
11266 (release_options_strings): New function.
11267 (ix86_valid_target_attribute_tree): Call the function.
11269 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11271 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
11272 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
11273 (gen_hsa_ctor_assignment): Likewise.
11274 * print-tree.c (print_node): Likewise.
11275 * tree-dump.c (dequeue_and_dump): Likewise.
11276 * tree-sra.c (sra_modify_constructor_assign): Likewise.
11277 * expr.c (store_constructor): Likewise.
11278 * fold-const.c (operand_equal_p): Likewise.
11279 * tree-pretty-print.c (dump_generic_node): Likewise.
11280 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
11281 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
11283 2016-09-23 Richard Biener <rguenther@suse.de>
11285 * hooks.h (hook_uint_uintp_false): Declare.
11287 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11289 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
11290 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
11292 2016-09-22 Martin Sebor <msebor@redhat.com>
11295 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
11296 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
11297 (target_int_min): Correct computation.
11298 (format_integer): Use long long as the argument for the ll length
11300 (format_floating): Use target_int_max().
11301 (get_string_length): Same.
11302 (format_string): Avoid setting the bounded flag for strings
11304 (try_substitute_return_value): Avoid setting range info when
11305 the result isn't bounded.
11306 * varasm.c (assemble_name): Increase buffer size.
11308 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
11309 Terry Guo <terry.guo@arm.com>
11311 * target.def (elf_flags_numeric): New target hook.
11312 * targhooks.h (default_asm_elf_flags_numeric): New.
11313 * varasm.c (default_asm_elf_flags_numeric): New.
11314 (default_elf_asm_named_section): Use new target hook.
11315 * config/arm/arm.opt (mpure-code): New.
11316 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
11317 * config/arm/arm.c (arm_asm_init_sections): Add section
11318 attribute to default text section if -mpure-code.
11319 (arm_option_check_internal): Diagnose use of option with
11320 non supported targets and/or options.
11321 (arm_asm_elf_flags_numeric): New.
11322 (arm_function_section): New.
11323 (arm_elf_section_type_flags): New.
11324 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
11326 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
11327 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
11329 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
11331 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
11333 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11335 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
11336 * rtl.h: Adjust prototype.
11338 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11340 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
11341 (prev_active_insn): Likewise.
11342 (active_insn_p): Likewise.
11343 * rtl.h: Adjust prototypes.
11344 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
11345 * config/arc/arc.md: Likewise.
11346 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
11347 (branch_needs_nop_p): Likewise.
11348 (use_skip_p): Likewise.
11349 * config/sh/sh.c (gen_block_redirect): Likewise.
11350 (split_branches): Likewise.
11351 * reorg.c (optimize_skip): Likewise.
11352 (fill_simple_delay_slots): Likewise.
11353 (fill_slots_from_thread): Likewise.
11354 (relax_delay_slots): Likewise.
11355 * resource.c (mark_target_live_regs): Likewise.
11357 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11359 * config/cris/cris.c (cris_asm_output_case_end): Change argument
11360 type to rtx_insn *.
11361 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
11362 (prev_nonnote_nondebug_insn): Likewise.
11363 * config/cris/cris-protos.h: Adjust prototype.
11365 * jump.c (rtx_renumbered_equal_p): Adjust.
11367 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11369 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
11370 * rtl.h: Adjust prototype.
11371 * config/sh/sh.md: Adjust.
11372 * dwarf2out.c (add_var_loc_to_decl): Likewise.
11374 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11376 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
11377 (prev_nondebug_insn): Likewise.
11378 * loop-doloop.c (doloop_condition_get): Likewise.
11379 * rtl.h: Adjust prototype.
11380 * cfgloop.h: Likewise.
11382 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11384 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
11385 (prev_nonnote_insn): Likewise.
11386 * jump.c (reversed_comparison_code_parts): Likewise.
11387 (reversed_comparison): Likewise.
11388 * rtl.h: Adjust prototypes.
11389 * config/arc/arc.md: Adjust.
11390 * cse.c (find_comparison_args): Likewise.
11391 * reorg.c (redundant_insn): Change return type to rtx_insn *.
11392 (fix_reg_dead_note): Change argument type to rtx_insn *.
11393 (delete_prior_computation): Likewise.
11394 (delete_computation): Likewise.
11395 (fill_slots_from_thread): Adjust.
11396 (relax_delay_slots): Likewise.
11397 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
11398 (simplify_relational_operation_1): Likewise.
11399 (simplify_ternary_operation): Likewise.
11401 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11403 * config/arc/arc-protos.h (arc_label_align): Change type of
11404 variables from rtx to rtx_insn *.
11405 * config/arc/arc.c (arc_label_align): Likewise.
11406 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
11407 * config/bfin/bfin.c (workaround_speculation): Likewise.
11408 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
11409 (find_last_same_clock): Likewise.
11410 (reorg_split_calls): Likewise.
11411 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
11412 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
11413 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
11414 (same_cmp_following_p): Likewise.
11415 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
11416 (same_cmp_following_p): Likwise.
11417 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
11418 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
11419 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
11420 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
11421 (rl78_alloc_physical_registers_cmp): Likewise.
11422 (rl78_alloc_physical_registers_umul): Likewise.
11423 (rl78_calculate_death_notes): Likewise.
11424 * config/s390/s390-protos.h (s390_label_align): Likewise.
11425 * config/s390/s390.c (s390_label_align): Likewise.
11426 * config/sh/sh.c (barrier_align): Likewise.
11427 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
11428 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
11429 (emit_cbcond_nop): Likewise.
11431 2016-09-22 Martin Liska <mliska@suse.cz>
11434 * ipa-icf.c (sem_variable::merge): Yield merge operation if
11435 alias address matters, not necessarily address of original.
11437 2016-09-22 Richard Biener <rguenther@suse.de>
11439 PR middle-end/77697
11440 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
11443 2016-09-22 Richard Biener <rguenther@suse.de>
11445 PR middle-end/77677
11446 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
11447 from constant folding results.
11448 (gimple_resimplify2): Likewise.
11449 (gimple_resimplify3): Likewise.
11451 2016-09-22 Richard Biener <rguenther@suse.de>
11453 PR middle-end/77678
11454 * expr.c (expand_expr_real_1): Guard array access against negative
11457 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11459 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
11461 (format_floating): Likewise.
11463 2016-09-22 Jakub Jelinek <jakub@redhat.com>
11466 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
11467 for all IFN_GOMP_SIMD_* internal fns, not just for
11468 IFN_GOMP_SIMD_ORDERED_*.
11470 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11473 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
11474 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
11475 instructions when you want to invert the test.
11476 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
11477 correct order for XXSEL.
11478 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
11479 for using XSCMP{EQ,GT,GE}DP.
11481 2016-09-21 David Malcolm <dmalcolm@redhat.com>
11483 * genconstants.c (main): Introduce noop_reader and convert call
11484 to read_md_files to a method call.
11485 * genenums.c (main): Likewise.
11486 * genmddeps.c (main): Likewise.
11487 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
11488 rtx_reader_ptr->get_top_level_filename ().
11489 (write_tm_preds_h): Likewise.
11490 (write_insn_preds_c): Likewise.
11491 * gensupport.c (class gen_reader): New subclass of rtx_reader.
11492 (rtx_handle_directive): Convert to...
11493 (gen_reader::handle_unknown_directive): ...this.
11494 (init_rtx_reader_args_cb): Convert return type from bool to
11495 rtx_reader *. Create a gen_reader instance, using it for the
11496 call to read_md_files. Return it if no errors occur.
11497 (init_rtx_reader_args): Convert return type from bool to
11499 * gensupport.h (init_rtx_reader_args_cb): Likewise.
11500 (init_rtx_reader_args_cb): Likewise.
11501 * read-md.c (struct file_name_list): Move to class rtx_reader.
11502 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
11503 (read_md_filename): Delete in favor of
11504 rtx_reader::m_read_md_filename.
11505 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
11506 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
11507 (base_dir): Delete in favor of rtx_reader::m_base_dir.
11508 (first_dir_md_include): Delete in favor of
11509 rtx_reader::m_first_dir_md_include.
11510 (last_dir_md_include_ptr): Delete in favor of
11511 rtx_reader::m_last_dir_md_include_ptr.
11512 (max_include_len): Delete.
11513 (rtx_reader_ptr): New.
11514 (fatal_with_file_and_line): Use get_filename and get_lineno
11515 accessors of rtx_reader_ptr.
11516 (require_char_ws): Likewise.
11517 (rtx_reader::read_char): New method, based on ::read_char.
11518 (rtx_reader::unread_char): New method, based on ::unread_char.
11519 (read_escape): Use get_filename and get_lineno accessors of
11521 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
11522 (read_string): Use get_filename and get_lineno accessors of
11524 (rtx_reader::rtx_reader): New ctor.
11525 (rtx_reader::~rtx_reader): New dtor.
11526 (handle_include): Convert from a function to...
11527 (rtx_reader::handle_include): ...this method, converting
11528 handle_directive from a callback to a virtual function.
11529 (handle_file): Likewise, converting to...
11530 (rtx_reader::handle_file): ...this method.
11531 (handle_toplevel_file): Likewise, converting to...
11532 (rtx_reader::handle_toplevel_file): ...this method.
11533 (rtx_reader::get_current_location): New method.
11534 (parse_include): Convert from a function to...
11535 (rtx_reader::add_include_path): ...this method, dropping redundant
11536 update to unused max_include_len.
11537 (read_md_files): Convert from a function to...
11538 (rtx_reader::read_md_files): ...this method, converting
11539 handle_directive from a callback to a virtual function.
11540 (noop_reader::handle_unknown_directive): New method.
11541 * read-md.h (directive_handler_t): Delete this typedef.
11542 (in_fname): Delete.
11543 (read_md_file): Delete.
11544 (read_md_lineno): Delete.
11545 (read_md_filename): Delete.
11546 (class rtx_reader): New class.
11547 (rtx_reader_ptr): New decl.
11548 (class noop_reader): New subclass of rtx_reader.
11549 (read_char): Reimplement in terms of rtx_reader::read_char.
11550 (unread_char): Reimplement in terms of rtx_reader::unread_char.
11551 (read_md_files): Delete.
11552 * read-rtl.c (read_rtx_code): Update for deletion of globals
11553 read_md_filename and read_md_lineno.
11555 2016-09-21 Jason Merrill <jason@redhat.com>
11557 * input.h (from_macro_definition_at): New.
11559 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
11561 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
11563 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11565 PR tree-optimization/77550
11566 * tree-vect-stmts.c (create_array_ref): Change parameters.
11567 (get_group_alias_ptr_type): New function.
11568 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
11570 2016-09-21 Marek Polacek <polacek@redhat.com>
11572 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
11573 Add falls through comment.
11575 2016-09-21 Richard Biener <rguenther@suse.de>
11577 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
11578 (replace_child): Likewise.
11579 (remove_child_TAG): Adjust.
11580 (move_marked_base_types): Likewise.
11581 (prune_unused_types_prune): Clear die_sib of removed children.
11583 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
11586 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
11587 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
11589 2016-09-21 Richard Biener <rguenther@suse.de>
11591 PR tree-optimization/77648
11592 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
11594 (make_transitive_closure_constraints): Adjust comment.
11595 (make_any_offset_constraints): New function.
11596 (handle_rhs_call): Make sure to first expand a pointer to all
11597 subfields before transitively closing it.
11598 (handle_const_call): Likewise. Properly expand returned
11600 (handle_pure_call): Likewise.
11602 2016-09-21 Richard Biener <rguenther@suse.de>
11603 Jakub Jelinek <jakub@redhat.com>
11605 PR tree-optimization/77621
11606 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
11607 group at non-vectorizable stmts.
11609 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11611 PR tree-optimization/72835
11612 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
11613 (make_new_ssa_for_all_defs): Likewise.
11614 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
11616 2016-09-20 Martin Sebor <msebor@redhat.com>
11618 PR middle-end/49905
11619 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
11620 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
11621 * config/linux.c (gnu_libc_printf_pointer_format): New function.
11622 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
11623 * config/sol2.c (solaris_printf_pointer_format): New function.
11624 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
11626 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
11627 * doc/tm.texi: Regenerate.
11628 * gimple-fold.h (get_range_strlen): New function.
11629 (get_maxval_strlen): Declare existing function.
11630 * gimple-fold.c (get_range_strlen): Add arguments and compute both
11631 maximum and minimum.
11632 (get_range_strlen): Define overload.
11633 (get_maxval_strlen): Adjust.
11634 * gimple-ssa-sprintf.c: New file and pass.
11635 * passes.def (pass_sprintf_length): Add new pass.
11636 * targhooks.h (default_printf_pointer_format): Declare new function.
11637 (gnu_libc_printf_pointer_format): Same.
11638 (solaris_libc_printf_pointer_format): Same.
11639 * targhooks.c (default_printf_pointer_format): Define new function.
11640 * tree-pass.h (make_pass_sprintf_length): Declare new function.
11641 * print-tree.c: Increase buffer size.
11643 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11645 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
11647 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11649 * common.opt: New option -fipa-vrp.
11650 * ipa-cp.c (ipa_get_vr_lat): New.
11651 (ipcp_vr_lattice::print): Likewise.
11652 (print_all_lattices): Call ipcp_vr_lattice::print.
11653 (ipcp_vr_lattice::meet_with): New.
11654 (ipcp_vr_lattice::meet_with_1): Likewise.
11655 (ipcp_vr_lattice::top_p): Likewise.
11656 (ipcp_vr_lattice::bottom_p): Likewsie.
11657 (ipcp_vr_lattice::set_to_bottom): Likewise.
11658 (set_all_contains_variable): Call VR set_to_bottom.
11659 (initialize_node_lattices): Init VR lattices.
11660 (propagate_vr_accross_jump_function): New.
11661 (propagate_constants_accross_call): Call
11662 propagate_vr_accross_jump_function.
11663 (ipcp_store_vr_results): New.
11664 (ipcp_driver): Handle VR.
11665 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
11666 (ipa_set_jf_unknown): Likewise.
11667 (ipa_compute_jump_functions_for_edge): Likewise.
11668 (ipa_node_params_t::duplicate): Likewise.
11669 (ipa_write_jump_function): Likewise.
11670 (ipa_read_jump_function): Likewise.
11671 (write_ipcp_transformation_info): Likewise.
11672 (read_ipcp_transformation_info): Likewise.
11673 (ipcp_update_vr): New.
11674 (ipcp_transform_function): Handle VR.
11675 * ipa-prop.h (struct ipa_vr): New.
11676 * cgraph.c: Include tree-vrp.h.
11677 * cgraphunit.c: Likewise.
11678 * ipa-utils.c: Likewise.
11680 * opts.c: Likewise.
11681 * toplev.c: Likewise.
11682 * ipa-devirt.c: Likewise.
11683 * ipa-inline-transform.c: Likewise.
11684 * ipa-inline.c: Likewise.
11685 * ipa-profile.c: Likewise.
11687 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11689 * doc/invoke.texi: Document -fdump-tree-evrp.
11690 * passes.def: Define new pass_early_vrp.
11691 * timevar.def: Define new TV_TREE_EARLY_VRP.
11692 * tree-pass.h (make_pass_early_vrp): New.
11693 * tree-ssa-propagate.c: Make replace_uses_in non static.
11694 * tree-ssa-propagate.h: Export replace_uses_in.
11695 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
11696 (extract_range_from_assert): Factor out
11697 extract_range_for_var_from_comparison_expr.
11698 (vrp_initialize_lattice): New.
11699 (vrp_initialize): Factor out vrp_initialize_lattice.
11700 (vrp_valueize): Fix it to reject complex value ranges.
11701 (vrp_free_lattice): New.
11702 (evrp_dom_walker::before_dom_children): Likewise.
11703 (evrp_dom_walker::after_dom_children): Likewise.
11704 (evrp_dom_walker::push_value_range): Likewise.
11705 (evrp_dom_walker::pop_value_range): Likewise.
11706 (execute_early_vrp): Likewise.
11707 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
11708 (make_pass_early_vrp): New.
11710 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11712 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
11713 instead of exact_log2.
11715 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11718 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
11719 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
11720 (ix86_add_stmt_cost): Penalize DFmode vector operations
11721 for !TARGET_VECTORIZE_DOUBLE.
11723 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
11725 * doc/invoke.texi (Warning Options): Simplify language.
11726 (Optimize Options): Complete sentence.
11728 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
11730 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
11733 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
11736 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
11737 inits on power8 and above, use the VMRGEW instruction instead of a
11740 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
11741 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
11744 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11746 * config/aarch64/arm_neon.h
11747 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
11748 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
11749 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
11751 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
11753 * config/var/vax.h (ELIMINABLE_REGS): Define.
11754 (INITIAL_ELIMINATION_OFFSET): Define.
11756 2016-09-20 Jakub Jelinek <jakub@redhat.com>
11758 PR middle-end/77624
11759 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
11760 cast to void * if the cast is from some other pointer type.
11762 2016-09-20 Richard Biener <rguenther@suse.de>
11764 PR tree-optimization/77646
11765 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
11768 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11770 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
11771 attributes to all inlined functions and make them extern.
11773 2016-09-20 Richard Biener <rguenther@suse.de>
11775 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
11777 * debug.c (do_nothing_debug_hooks): Adjust.
11778 * dbxout.c (dbx_debug_hooks): Likewise.
11779 * sdbout.c (sdb_debug_hooks): Likewise.
11780 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
11781 (dwarf2out_finish): Move producer, filename and
11782 path annotation ...
11783 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
11784 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
11786 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
11789 * doc/invoke.texi: Document -Wint-in-bool-context.
11791 PR middle-end/77421
11792 * dwarf2out.c (output_loc_operands): Fix an assertion.
11794 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11796 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
11797 (CR_DECIMAL_DIG): New macro.
11799 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11801 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
11804 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
11806 PR rtl-optimization/77416
11807 * lra-remat.c (operand_to_remat): Process hard coded insn
11810 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11812 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
11813 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
11815 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
11817 * target.def (lra_p): Wordsmithing.
11818 * doc/tm.texi: Regenerate.
11820 2016-09-19 Jakub Jelinek <jakub@redhat.com>
11821 Jan Hubicka <jh@suse.cz>
11824 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
11825 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
11826 Call ultimate_alias_target just once, not up to 4 times.
11828 2016-09-19 Richard Biener <rguenther@suse.de>
11830 * dwarf2out.c (early_dwarf_finished): New global.
11831 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
11833 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
11834 if called from LTO exit early.
11835 (dwarf2out_late_global_decl): When being during the early
11836 debug phase do not add locations but only const value attributes.
11837 Adjust the way we generate early DIEs for LTO.
11839 2016-09-19 Richard Biener <rguenther@suse.de>
11841 PR middle-end/77605
11842 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
11843 proper niter to bound the loops.
11845 2016-09-19 Richard Biener <rguenther@suse.de>
11847 PR tree-optimization/77514
11848 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
11849 search for folded stmt.
11851 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
11853 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
11854 * tree-pass.h (make_pass_early_thread_jumps): Declare.
11855 * tree-ssa-threadbackward.c (fsm_find_thread_path,
11856 fsm_find_thread_path, profitable_jump_thread_path,
11857 fsm_find_control_statement_thread_paths,
11858 find_jump_threads_backwards): Add speed_p parameter.
11859 (pass_data_early_thread_jumps): New pass.
11860 (make_pass_early_thread_jumps): New function.
11862 2016-09-17 Andreas Schwab <schwab@suse.de>
11864 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
11865 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11867 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
11869 * recog.c (rest_of_handle_split_after_reload): Delete.
11870 (pass_split_after_reload::gate): New method.
11871 (pass_split_after_reload::execute): Call split_all_insns directly.
11873 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
11875 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
11876 parameters for functions taking long long arguments.
11878 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11881 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
11882 splat with truncate.
11884 2016-09-16 Jason Merrill <jason@redhat.com>
11886 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
11888 * hwint.c (exact_log2): Use pow2p_hwi.
11889 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
11890 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
11891 * builtins.c (get_object_alignment_2, get_object_alignment)
11892 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
11894 * calls.c (compute_argument_addresses, store_one_arg): Use
11896 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
11897 * combine.c (force_to_mode): Use least_bit_hwi.
11898 (contains_muldiv, find_split_point, combine_simplify_rtx)
11899 (simplify_if_then_else, simplify_set, force_to_mode)
11900 (if_then_else_cond, simplify_and_const_int_1)
11901 (simplify_compare_const): Use pow2p_hwi.
11902 * cse.c (fold_rtx): Use pow2p_hwi.
11903 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
11905 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
11906 (init_expmed_one_conv): Use pow2p_hwi.
11907 * expr.c (is_aligning_offset): Use pow2p_hwi.
11908 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
11909 (fold_binary_loc): Use pow2p_hwi.
11910 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
11911 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
11912 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
11913 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
11915 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
11916 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
11917 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
11918 * omp-low.c (oacc_loop_fixed_partitions)
11919 (oacc_loop_auto_partitions): Use least_bit_hwi.
11920 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
11921 * stor-layout.c (place_field): Use least_bit_hwi.
11922 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
11923 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
11924 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
11925 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
11926 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
11927 * tree-vect-data-refs.c (vect_analyze_group_access_1)
11928 (vect_grouped_store_supported, vect_grouped_load_supported)
11929 (vect_permute_load_chain, vect_shift_permute_load_chain)
11930 (vect_transform_grouped_load): Use pow2p_hwi.
11931 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
11932 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
11933 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
11935 * tsan.c (instrument_expr): Use least_bit_hwi.
11936 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
11938 2016-09-16 Andreas Schwab <schwab@suse.de>
11940 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
11941 OFFSET, not offset.
11942 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11944 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11947 * combine.c (rest_of_handle_combine): If any edges have been purged,
11948 free dominators if available.
11950 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11951 Eric Botcazou <ebotcazou@adacore.com>
11953 PR middle-end/77594
11954 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
11955 through into expand_addsub_overflow after expand_neg_overflow.
11957 2016-09-15 David Malcolm <dmalcolm@redhat.com>
11959 * diagnostic-show-locus.c
11960 (selftest::test_fixit_insert_containing_newline): New function.
11961 (selftest::test_fixit_replace_containing_newline): New function.
11962 (selftest::diagnostic_show_locus_c_tests): Call the above.
11964 2016-09-15 Bin Cheng <bin.cheng@arm.com>
11966 PR tree-optimization/77503
11967 * tree-vect-loop.c (vectorizable_reduction): Record reduction
11968 code for CONST_COND_REDUCTION at analysis stage and use it at
11970 * tree-vectorizer.h (struct _stmt_vec_info): New field.
11971 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
11972 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
11975 2016-09-15 Richard Biener <rguenther@suse.de>
11977 PR middle-end/77544
11978 * fold-const.c (split_tree): Do not split constant ~X.
11980 2016-09-15 Jakub Jelinek <jakub@redhat.com>
11982 PR rtl-optimization/77425
11983 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
11986 PR middle-end/77475
11987 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
11988 use %qs instead of %s where desirable, use argument instead of arg in
11989 the diagnostic wording, add list of supported strategies and
11991 (ix86_option_override_internal): Emit target("m...") instead of
11992 option("m...") in the diagnostic. Use %qs instead of %s in invalid
11993 -march/-mtune option diagnostic. Add list of supported arches/tunings
11994 and spellcheck hint. Remove prefix, suffix and sw variables, use
11995 main_args_p ? "..." : "..." in diagnostics to make translation
11998 2016-09-15 Richard Biener <rguenther@suse.de>
12000 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
12001 extra offset argument.
12002 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
12003 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
12004 to reflect new offset parameter.
12005 * doc/tm.texi: Regenerate.
12006 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
12007 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
12009 (darwin_asm_output_dwarf_offset): Likewise.
12010 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
12012 (darwin_asm_output_dwarf_offset): Pass offset argument through.
12013 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
12014 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
12016 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
12019 * ipa-icf.c (set_alias_uids): New function.
12020 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
12021 all the merged variable's referring aliases.
12023 2016-09-15 Richard Biener <rguenther@suse.de>
12025 PR tree-optimization/77514
12026 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
12027 only forced_stmts sequence.
12029 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
12031 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
12032 * cfgexpand.c (update_alias_info_with_stack_vars): Use
12033 FOR_EACH_SSA_NAME to iterate over SSA variables.
12034 (pass_expand::execute): Likewise.
12035 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
12036 * tree-cfg.c (dump_function_to_file): Likewise.
12037 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
12038 (update_ssa): Likewise.
12039 * tree-ssa-alias.c (dump_alias_info): Likewise.
12040 * tree-ssa-ccp.c (ccp_finalize): Likewise.
12041 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
12042 (create_outofssa_var_map): Likewise.
12043 (coalesce_ssa_name): Likewise.
12044 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
12045 * tree-ssa-pre.c (compute_avail): Likewise.
12046 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
12047 (scc_vn_restore_ssa_info): Likewise.
12048 (free_scc_vn): Likwise.
12049 (run_scc_vn): Likewise.
12050 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
12051 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
12052 * tree-ssa-copy.c (fini_copy_prop): Likewise.
12053 * tree-ssa.c (verify_ssa): Likewise.
12055 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
12057 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
12058 and mips64r2 as default 32-bit and 64-bit architectures.
12059 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
12060 as default 32-bit and 64-bit architectures.
12062 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
12064 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
12067 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12069 * target.def (lra_p): Change commentary (for the manual) for the
12071 * doc/tm.texi: Regenerate.
12073 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12075 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
12076 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
12077 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
12078 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
12080 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12082 * targhooks.c (default_lra_p): Return true instead of false.
12084 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12086 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
12087 hook_bool_void_false.
12088 * config/avr/avr.c: Ditto.
12089 * config/bfin/bfin.c: Ditto.
12090 * config/c6x/c6x.c: Ditto.
12091 * config/cr16/cr16.c: Ditto.
12092 * config/cris/cris.c: Ditto.
12093 * config/epiphany/epiphany.c: Ditto.
12094 * config/fr30/fr30.c: Ditto.
12095 * config/frv/frv.c: Ditto.
12096 * config/h8300/h8300.c: Ditto.
12097 * config/ia64/ia64.c: Ditto.
12098 * config/iq2000/iq2000.c: Ditto.
12099 * config/lm32/lm32.c: Ditto.
12100 * config/m32c/m32c.c: Ditto.
12101 * config/m32r/m32r.c: Ditto.
12102 * config/m68k/m68k.c: Ditto.
12103 * config/mcore/mcore.c: Ditto.
12104 * config/microblaze/microblaze.c: Ditto.
12105 * config/mmix/mmix.c: Ditto.
12106 * config/mn10300/mn10300.c: Ditto.
12107 * config/moxie/moxie.c: Ditto.
12108 * config/msp430/msp430.c: Ditto.
12109 * config/nios2/nios2.c: Ditto.
12110 * config/nvptx/nvptx.c: Ditto.
12111 * config/pa/pa.c: Ditto.
12112 * config/pdp11/pdp11.c: Ditto.
12113 * config/rl78/rl78.c: Ditto.
12114 * config/sparc/sparc.c: Ditto.
12115 * config/spu/spu.c: Ditto.
12116 * config/stormy16/stormy16.c: Ditto.
12117 * config/tilegx/tilegx.c: Ditto.
12118 * config/tilepro/tilepro.c: Ditto.
12119 * config/v850/v850.c: Ditto.
12120 * config/vax/vax.c: Ditto.
12121 * config/visium/visium.c: Ditto.
12122 * config/xtensa/xtensa.c: Ditto.
12124 2016-09-14 Jakub Jelinek <jakub@redhat.com>
12127 * tsan.c: Include target.h.
12128 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
12129 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
12130 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
12131 BUILT_IN_ATOMIC_TEST_AND_SET entries.
12132 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
12134 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
12135 Martin Liska <mliska@suse.cz>
12137 PR middle-end/77574
12138 * predict.c (force_edge_cold): Add braces to a condition.
12140 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
12142 PR rtl-optimization/77289
12143 * lra-constraints.c (get_final_hard_regno): Removed.
12144 (get_hard_regno): Add new parameter final_p.
12145 (get_reg_class): Directly call lra_get_elimination_hard_regno.
12146 (operands_match_p): Adjust call to get_hard_regno.
12147 (uses_hard_regs_p): Likewise.
12148 (process_alt_operands): Likewise.
12150 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
12153 * config/msp430/msp430.c (msp430_start_function): Emit an error
12154 if a function is both weak and specifies an interrupt number.
12156 2016-09-13 Jakub Jelinek <jakub@redhat.com>
12158 PR tree-optimization/77454
12159 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
12160 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
12163 2016-09-13 Tamar Christina <tamar.christina@arm.com>
12165 * config/aarch64/aarch64-builtins.c
12166 (aarch64_init_simd_builtins): Fix builtin type signature printing.
12168 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
12170 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
12171 SFmode and SCmode arguments by reference.
12173 2016-09-13 David Malcolm <dmalcolm@redhat.com>
12175 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
12177 (selftest::test_one_liner_fixit_insert_before): ...this, and update
12178 for renaming of add_fixit_insert to add_fixit_insert_before.
12179 (selftest::test_one_liner_fixit_insert_after): New function.
12180 (selftest::test_one_liner_fixit_validation_adhoc_locations):
12181 Update for renaming of add_fixit_insert to add_fixit_insert_before.
12182 (selftest::test_one_liner_many_fixits): Likewise.
12183 (selftest::test_diagnostic_show_locus_one_liner): Update for
12184 renaming, call new test function.
12185 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
12186 renaming of add_fixit_insert to add_fixit_insert_before.
12187 (selftest::test_fixit_consolidation): Likewise.
12188 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
12190 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
12191 (selftest::test_applying_fixits_insert_before): ...this.
12192 (selftest::test_applying_fixits_insert): Update for renaming of
12193 add_fixit_insert to add_fixit_insert_before.
12194 (selftest::test_applying_fixits_insert_after): New function.
12195 (selftest::test_applying_fixits_insert_after_at_line_end): New
12197 (selftest::test_applying_fixits_insert_after_failure): New function.
12198 (selftest::test_applying_fixits_multiple): Update for renaming of
12199 add_fixit_insert to add_fixit_insert_before.
12200 (selftest::change_line): Likewise.
12201 (selftest::test_applying_fixits_unreadable_file): Likewise.
12202 (selftest::test_applying_fixits_line_out_of_range): Likewise.
12203 (selftest::test_applying_fixits_column_validation): Likewise.
12204 (selftest::test_applying_fixits_column_validation): Likewise.
12205 (selftest::edit_context_c_tests): Update for renamed test function;
12206 call new test functions.
12208 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
12210 PR tree-optimization/77536
12211 PR rtl-optimization/68212
12212 * config/rs6000/rs6000.md (div->recip splitter): Remove
12213 optimize_insn_for_speed_p condition.
12215 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
12217 * optabs.c (prepare_cmp_insn): Update documentation comment.
12219 2016-09-13 Jakub Jelinek <jakub@redhat.com>
12220 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12222 PR middle-end/77475
12223 * opts.h (candidates_list_and_hint): Declare.
12224 * opts-common.c (candidates_list_and_hint): New function.
12225 (cmdline_handle_error): Use it.
12227 2016-09-12 David Malcolm <dmalcolm@redhat.com>
12229 * edit-context.c (edited_line::get_len): New accessor.
12230 (edited_file::print_diff): Split out hunk-printing into...
12231 (edited_file::print_diff_hunk): New method.
12232 (edited_file::print_diff_line): New method.
12234 2016-09-12 Andrew Pinski <apinski@cavium.com>
12236 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
12238 * config/aarch64/aarch64.c (thunderx_tunings): Enable
12239 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
12240 (aarch64_operands_ok_for_ldpstp): Return false if
12241 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
12242 was SImode and the alignment is less than 8 byte.
12243 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
12245 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
12248 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
12250 2016-09-12 Marek Polacek <polacek@redhat.com>
12252 * doc/extend.texi: Use lowercase "boolean".
12253 * doc/invoke.texi: Likewise.
12254 * doc/md.texi: Likewise.
12255 * target.def: Likewise.
12256 * doc/tm.texi: Regenerated.
12258 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12260 PR middle-end/77426
12261 * expmed.c (synth_mult): Delete duplicate mode check.
12263 2016-09-10 Tom de Vries <tom@codesourcery.com>
12266 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
12268 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
12269 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
12271 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
12273 PR rtl-optimization/77289
12274 * lra-constraints.c (get_final_hard_regno): Add support for non hard
12275 register numbers. Remove support for subregs.
12276 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
12277 (get_reg_class): Delete removed get_final_hard_regno() argument.
12278 (uses_hard_regs_p): Call get_final_hard_regno().
12280 2016-09-09 Martin Sebor <msebor@redhat.com>
12284 * pretty-print.c (pp_quoted_string): New function.
12285 (pp_format): Call it for %c and %s directives.
12287 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12289 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
12290 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
12291 INITIAL_ELIMINATION_OFFSET) : Update documentation.
12292 * target.def (frame_pointer_required, can_eliminate): Likewise.
12293 * doc/tm.texi: Regenerated.
12294 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
12296 * df-scan.c (df_hard_reg_init): Likewise.
12297 * ira.c (ira_setup_eliminable_regset): Likewise.
12298 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
12299 init_elim_table): Likewise.
12300 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
12301 set_initial_elim_offsets, update_eliminables,
12302 init_elim_table): Likewise.
12303 * rtlanal.c (get_initial_register_offset): Likewise.
12304 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
12305 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12306 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12307 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12308 * config/fr30/fr30.h: Fix comment.
12309 * config/frv/frv.c: Likewise.
12310 * config/frv/frv.h: Likewise.
12311 * config/ft32/ft32.h: Likewise.
12312 * config/visium/visium.h: Likewise.
12313 * config/pa/pa64-linux.h: Likewise.
12314 * config/v850/v850.h: Likewise.
12315 * config/cris/cris.c: Likewise.
12316 * config/ia64/ia64.h: Likewise.
12317 * config/moxie/moxie.h: Likewise.
12318 * config/m32r/m32r.h: Likewise.
12320 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
12323 * config.in: Regenerate.
12324 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
12326 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
12327 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
12328 static-libmpxwrappers case.
12329 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
12330 MPX_LD_AS_NEEDED_GUARD_POP.
12331 * configure: Regenerate.
12332 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
12333 defined if linker support "--push-state"/"--pop-state".
12335 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
12337 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
12339 2016-09-09 Joseph Myers <joseph@codesourcery.com>
12341 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
12342 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
12343 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
12344 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
12345 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
12346 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
12347 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
12349 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
12350 width macros from TS 18661-1.
12351 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
12353 2016-09-08 Jakub Jelinek <jakub@redhat.com>
12356 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
12357 OMP_CLAUSE_SAFELEN_EXPR.
12359 2016-09-07 David Malcolm <dmalcolm@redhat.com>
12361 * Makefile.in (OBJS): Add substring-locations.o.
12362 * langhooks-def.h (class substring_loc): New forward decl.
12363 (lhd_get_substring_location): New decl.
12364 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
12365 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
12366 * langhooks.c (lhd_get_substring_location): New function.
12367 * langhooks.h (class substring_loc): New forward decl.
12368 (struct lang_hooks): Add field get_substring_location.
12369 * substring-locations.c: New file, taking definition of
12370 format_warning_va and format_warning_at_substring from
12371 c-family/c-format.c, making them non-static.
12372 * substring-locations.h (class substring_loc): Move class here
12373 from c-family/c-common.h. Add and rewrite comments.
12374 (format_warning_va): New decl.
12375 (format_warning_at_substring): New decl.
12376 (get_source_location_for_substring): Add comment.
12378 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
12380 * config/i386/i386.c: Add 'U' suffix to processor feature bits
12381 to avoid -Wnarrowing warning.
12382 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
12383 * opts.c: Likewise for SANITIZER_OPT bitmasks.
12385 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
12387 * config/aarch64/aarch64.c (aarch64_legitimize_address):
12388 Avoid use of base_offset if offset already in range.
12390 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
12392 * config/sh/sh-protos.h (struct sh_atomic_model,
12393 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
12394 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
12395 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
12396 * config/sh/sh.h (struct sh_atomic_model,
12397 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
12398 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
12399 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
12400 Guard with __cplusplus.
12402 2016-09-06 Jakub Jelinek <jakub@redhat.com>
12405 * config/i386/i386.c (ix86_expand_builtin): For builtin with
12406 unsupported or unknown ISA, use expand_call.
12408 2016-09-06 Martin Liska <mliska@suse.cz>
12410 PR gcov-profile/77378
12411 PR gcov-profile/77466
12412 * tree-profile.c (tree_profiling): Detect whether target can use
12413 -fprofile-update=atomic.
12415 2016-09-06 Richard Biener <rguenther@suse.de>
12417 PR tree-optimization/77479
12418 * tree-vrp.c (update_value_range): Extend overflow handling to
12421 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12424 * config/i386/i386.md (isa): Add x64_avx512bw.
12425 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
12426 (kmov_isa): New mode attr.
12427 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
12428 (*zero_extend<mode>si2): Likewise.
12429 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
12431 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
12433 * doc/invoke.texi (SPU Options): nops -> NOPs.
12434 (x86 Options): Ditto.
12436 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12438 PR middle-end/77475
12439 * toplev.c (process_options): Temporarily set input_location
12440 to UNKNOWN_LOCATION around targetm.target_option.override () call.
12442 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
12444 PR rtl-optimization/77452
12445 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
12446 inner-mode reference to a CONST_VECTOR constant in the constant pool.
12448 2016-09-05 Marek Polacek <polacek@redhat.com>
12451 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
12453 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12456 * gensupport.c (alter_output_for_subst_insn): Remove redundant
12457 *insn_out == '*' test. Don't copy unnecessary to yet another
12458 memory buffer, and don't leak it.
12460 PR rtl-optimization/77425
12461 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
12463 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
12465 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
12467 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12469 * common.opt (fdiagnostics-generate-patch): New option.
12470 * diagnostic.c: Include "edit-context.h".
12471 (diagnostic_initialize): Initialize context->edit_context_ptr.
12472 (diagnostic_finish): Delete context->edit_context_ptr.
12473 (diagnostic_report_diagnostic): Add fix-it hints from the
12474 diagnostic to context->edit_context_ptr, if any.
12475 * diagnostic.h (class edit_context): Add forward decl.
12476 (struct diagnostic_context): Add field "edit_context_ptr".
12477 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
12478 -fdiagnostics-generate-patch.
12479 (-fdiagnostics-generate-patch): New item.
12480 * toplev.c: Include "edit-context.h".
12481 (process_options): Set global_dc->edit_context_ptr to a new
12482 edit_context if the options need one.
12483 (toplev::main): Handle -fdiagnostics-generate-patch by using
12484 global_dc->edit_context_ptr.
12486 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12489 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
12490 map and firstprivate clauses on target construct for _Atomic
12492 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
12493 on target construct for _Atomic qualified decls.
12494 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
12496 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
12497 _Atomic qualified arguments not mentioned in uniform clause.
12499 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12501 * Makefile.in (OBJS-libcommon): Add edit-context.o.
12502 * diagnostic-color.c (color_dict): Add "diff-filename",
12503 "diff-hunk", "diff-delete", and "diff-insert".
12504 (parse_gcc_colors): Update default value of GCC_COLORS in comment
12505 to reflect above changes.
12506 * doc/invoke.texi (-fdiagnostics-color): Update description of
12507 default GCC_COLORS, and of the supported capabilities.
12508 * edit-context.c: New file.
12509 * edit-context.h: New file.
12510 * input.c (struct fcache): Add field "missing_trailing_newline".
12511 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
12513 (add_file_to_cache_tab): Likewise.
12514 (fcache::fcache): Likewise.
12515 (get_next_line): Update c->missing_trailing_newline.
12516 (location_missing_trailing_newline): New function.
12517 * input.h (location_missing_trailing_newline): New decl.
12518 * selftest-run-tests.c (selftest::run_tests): Call
12519 edit_context_c_tests.
12520 * selftest.h (edit_context_c_tests): New decl.
12522 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12523 Richard Biener <rguenth@suse.de>
12525 PR tree-optimization/77444
12526 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
12527 as steptype, remove redundant initialization.
12529 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12532 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
12533 (sanopt_optimize_walker): Optimize away
12534 __asan_before_dynamic_init (...) followed by
12535 __asan_after_dynamic_init () without intervening memory loads/stores.
12536 * ipa-pure-const.c (special_builtin_state): Handle
12537 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
12538 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
12540 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12542 * cfg.c (free_original_copy_tables): Replace second assignment of
12543 bb_copy = NULL by bb_original = NULL.
12545 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12548 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
12549 assignment added in r216794.
12551 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12553 * Makefile.in (OBJS): Add typed-splay-tree.o.
12554 * selftest-run-tests.c (selftest::run_tests): Call
12555 typed_splay_tree_c_tests.
12556 * selftest.h (typed_splay_tree_c_tests): New decl.
12557 * typed-splay-tree.c: New file.
12558 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
12559 (typed_splay_tree::max): New method.
12560 (typed_splay_tree::min): New method.
12561 (typed_splay_tree::foreach): New method.
12562 (typed_splay_tree::closure): New struct.
12563 (typed_splay_tree::inner_foreach_fn): New function.
12565 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12567 * ipa-cp.c (ipcp_store_bits_results): Change option name from
12568 -fipa-cp-bit to -fipa-bit-cp.
12570 2016-09-01 Martin Sebor <msebor@redhat.com>
12572 PR tree-optimization/71831
12573 * tree-object-size.h: Return bool instead of the size and add
12574 argument for the size.
12575 * tree-object-size.c (compute_object_offset): Update signature.
12576 (addr_object_size): Same.
12577 (compute_builtin_object_size): Return bool instead of the size
12578 and add argument for the size. Handle POINTER_PLUS_EXPR when
12579 optimization is disabled.
12580 (expr_object_size): Adjust.
12581 (plus_stmt_object_size): Adjust.
12582 (pass_object_sizes::execute): Adjust.
12583 * builtins.c (fold_builtin_object_size): Adjust.
12584 * doc/extend.texi (Object Size Checking): Update.
12585 * ubsan.c (instrument_object_size): Adjust.
12587 2016-09-01 Martin Sebor <msebor@redhat.com>
12589 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
12590 it fits the output of the formatted function regardless of its
12592 * genmodes.c (parser::parse_expr): Same.
12593 * gimplify.c (gimplify_asm_expr): Same.
12594 * passes.c (pass_manager::register_one_dump_file): Same.
12595 * print-tree.c (print_node): Same.
12597 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12599 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
12601 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12603 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
12605 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12607 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
12608 * config/rs6000/vector.md: Ditto.
12609 * config/rs6000/vsx.md: Ditto.
12611 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12613 * ipa-inline-analysis.c (param_change_prob): Get to the base object
12614 first in all cases.
12616 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12618 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
12619 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
12620 *return_and_restore_gpregs_<mode>_r11,
12621 *return_and_restore_gpregs_<mode>_r12,
12622 *return_and_restore_gpregs_<mode>_r1,
12623 *return_and_restore_fpregs_<mode>_r11,
12624 *return_and_restore_fpregs_<mode>_r12,
12625 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
12626 directly instead of via the "l" constraint. Renumber operands.
12629 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12631 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
12632 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
12633 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
12634 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
12635 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
12636 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
12637 *call_value_nonlocal_darwin64, reload_macho_picbase,
12638 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
12639 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
12640 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
12641 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
12642 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
12643 *save_fpregs_<mode>_r1): Ditto.
12644 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
12645 *return_and_restore_gpregs_spe): Ditto.
12647 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12649 * config/rs6000/rs6000.md
12650 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
12651 the use of the link register.
12652 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
12654 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12655 Michael Meissner <meissner@linux.vnet.ibm.com>
12658 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
12659 reg+reg addressing for TImode.
12660 (rs6000_legitimate_address_p): Only allow register indirect
12661 addressing for TImode, even without TARGET_QUAD_MEMORY.
12663 2016-09-01 Richard Biener <rguenther@suse.de>
12665 PR middle-end/77436
12666 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
12667 check whether the result fits the desired result type.
12669 2016-09-01 Nathan Sidwell <nathan@acm.org>
12671 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
12673 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
12675 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
12677 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
12679 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12681 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
12682 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
12683 for comparisons of integer ZERO_EXTEND against zero.
12685 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12687 * config/i386/i386.c (ix86_option_override_internal): Also disable the
12688 STV pass if -mstackrealign is enabled.
12690 2016-08-31 Ilya Verbin <iverbin@gmail.com>
12692 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
12695 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12697 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
12698 (layout_range::intersects_line_p): New method.
12699 (test_range_contains_point_for_single_point): Rename to...
12700 (test_layout_range_for_single_point): ...this, and add testing
12701 for layout_range::intersects_line_p.
12702 (test_range_contains_point_for_single_line): Rename to...
12703 (test_layout_range_for_single_line): ...this, and add testing
12704 for layout_range::intersects_line_p.
12705 (test_range_contains_point_for_multiple_lines): Rename to...
12706 (test_layout_range_for_multiple_lines): ...this, and add testing
12707 for layout_range::intersects_line_p.
12708 (layout::layout): Populate m_fixit_hints.
12709 (layout::get_expanded_location): Handle the case of a line-span
12711 (layout::validate_fixit_hint_p): New method.
12712 (get_line_span_for_fixit_hint): New function.
12713 (layout::calculate_line_spans): Add spans for fixit-hints.
12714 (layout::should_print_annotation_line_p): New method.
12715 (layout::print_any_fixits): Drop param "richloc", instead using
12716 validated fixits in m_fixit_hints. Add "const" to hint pointers.
12717 (diagnostic_show_locus): Avoid printing blank annotation lines.
12718 (selftest::test_diagnostic_context::test_diagnostic_context):
12719 Initialize show_column and start_span.
12720 (selftest::test_diagnostic_context::start_span_cb): New static
12722 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
12723 (selftest::diagnostic_show_locus_c_tests): Update for function
12724 renamings. Call test_diagnostic_show_locus_fixit_lines.
12726 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12728 PR tree-optimization/73714
12729 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
12731 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12733 * selftest.c: Move "namespace selftest {" to top of file,
12734 removing explicit "selftest::" qualifiers throughout.
12736 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12738 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
12740 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
12741 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
12742 Replace builtin with vector extension.
12743 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
12745 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
12746 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
12747 Replace builtin with vector extension.
12748 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
12749 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
12750 Replace builtin with vector extension.
12751 * config/i386/xmmintrin.h (__m128_u): New type.
12752 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
12753 (_mm_load_ps, _mm_store_ps): Simplify.
12755 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
12757 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
12759 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12761 * diagnostic-show-locus.c (colorizer::begin_state): Support more
12762 than 3 ranges per diagnostic by alternating between color 1 and
12764 (layout::layout): Replace use of rich_location::MAX_RANGES
12765 with richloc->get_num_locations ().
12766 (layout::calculate_line_spans): Replace use of
12767 rich_location::MAX_RANGES with m_layout_ranges.length ().
12768 (layout::print_annotation_line): Handle arbitrary numbers of
12769 ranges in caret-printing by defaulting to '^'.
12770 (selftest::test_one_liner_many_fixits): New function.
12771 (test_diagnostic_show_locus_one_liner): Call it.
12772 * diagnostic.c (diagnostic_initialize): Update for renaming
12773 of rich_location::MAX_RANGES to
12774 rich_location::STATICALLY_ALLOCATED_RANGES.
12775 * diagnostic.h (struct diagnostic_context): Likewise.
12777 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12779 * selftest.c (selftest::named_temp_file::named_temp_file): New
12781 (selftest::temp_source_file::~temp_source_file): Move to...
12782 (selftest::named_temp_file::~named_temp_file): ...here.
12783 (selftest::test_named_temp_file): New function.
12784 (selftest::selftest_c_tests): Call test_named_temp_file.
12785 * selftest.h (class named_temp_file): New class.
12786 (class temp_source_file): Convert to a subclass of named_temp_file.
12788 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
12790 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
12791 USEs of LR_REGNO in returns and sibcalls.
12792 (rs6000_output_mi_thunk): Similar.
12793 (rs6000_sibcall_aix): Similar.
12794 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
12795 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
12796 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
12797 Remove the USE of LR_REGNO from the patterns as well. Delete an
12799 (return_internal_<mode>): Delete.
12801 2016-08-30 Tamar Christina <tamar.christina@arm.com>
12803 * config/aarch64/aarch64-simd.md
12804 (aarch64_ld2<mode>_dreg_le): New.
12805 (aarch64_ld2<mode>_dreg_be): New.
12806 (aarch64_ld2<mode>_dreg): Removed.
12807 (aarch64_ld3<mode>_dreg_le): New.
12808 (aarch64_ld3<mode>_dreg_be): New.
12809 (aarch64_ld3<mode>_dreg): Removed.
12810 (aarch64_ld4<mode>_dreg_le): New.
12811 (aarch64_ld4<mode>_dreg_be): New.
12812 (aarch64_ld4<mode>_dreg): Removed.
12813 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
12815 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12817 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
12818 redundant location param.
12819 (test_one_liner_fixit_remove): Likewise.
12820 (test_one_liner_fixit_replace): Likewise.
12821 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
12822 * gcc-rich-location.c
12823 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
12824 get_range_from_loc. Drop overload taking a const char *.
12825 * gcc-rich-location.h
12826 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
12829 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12831 * config/linux.c (linux_libc_has_function): Return true on musl.
12833 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12835 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
12837 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
12839 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
12840 used for abnormal egdes.
12842 2016-08-30 Jakub Jelinek <jakub@redhat.com>
12844 PR tree-optimization/72866
12845 * tree-vect-patterns.c (search_type_for_mask): Turn into
12846 a small wrapper, move all code to ...
12847 (search_type_for_mask_1): ... this new function. Add caching
12848 and adjust recursive calls.
12851 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
12852 instead of lookup_type_die (type_main_variant (type)) even for array
12855 PR middle-end/77377
12856 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
12857 constant pool reference return x instead of c.
12859 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
12861 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
12864 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12867 (selftest::test_make_location_nonpure_range_endpoints): Fix
12870 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12872 * diagnostic-show-locus.c
12873 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
12875 (selftest::test_diagnostic_show_locus_one_liner): Call it.
12876 * input.c (get_pure_location): Move to libcpp/line-map.c.
12877 * input.h (get_pure_location): Convert decl to an inline function
12878 calling implementation in libcpp.
12880 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
12883 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
12884 template for intel asm dialect.
12885 (vec_set_hi_<mode><mask_name>): Ditto.
12887 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12889 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
12890 (selftest::fail_formatted): Likewise.
12892 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12894 * input.c (make_location): Call get_start and get_finish
12895 on the endpoints to avoid storing packed ranges or ad-hoc
12897 (selftest::test_make_location_nonpure_range_endpoints): New function.
12898 (selftest::input_c_tests): Call it.
12899 * input.h (get_start): New inline function.
12901 2016-08-29 Tom de Vries <tom@codesourcery.com>
12904 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
12907 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
12909 * Makefile.in (gcov-iov.h): Add dummy recipe.
12911 2016-08-29 Nathan Sidwell <nathan@acm.org>
12913 * config/nvptx/nvptx.c: #include tree-vrp.h.
12915 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
12918 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
12919 HIGH+LO construct during reload.
12921 2016-08-28 Tom de Vries <tom@codesourcery.com>
12924 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
12925 'sysv_abi va_list' attribute.
12926 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
12927 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
12930 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12932 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
12933 * emit-rtl.c (unshare_all_rtl_1): Adjust.
12934 (unshare_all_rtl_again): Likewise.
12935 * function.c (assign_stack_local_1): Likewise.
12936 (assign_stack_temp_for_type): Likewise.
12938 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12940 * cfgbuild.c (make_edges): Adjust.
12941 * cfgrtl.c (can_delete_label_p): Likewise.
12942 * dwarf2cfi.c (create_trace_edges): Likewise.
12943 * except.c (sjlj_emit_dispatch_table): Likewise.
12944 * function.h (struct expr_status): make x_forced_labels a vector.
12945 * jump.c (rebuild_jump_labels_1): Adjust.
12946 * reload1.c (set_initial_label_offsets): Likewise.
12947 * stmt.c (force_label_rtx): Likewise.
12948 (expand_label): Likewise.
12950 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12952 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
12954 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
12956 PR tree-optimization/71077
12957 PR tree-optimization/68542
12958 * fold-const.c (fold_relational_const): Fix folding of
12959 VECTOR_CST comparisons that have a scalar boolean result type.
12960 (selftest::test_vector_folding): New static function.
12961 (selftest::fold_const_c_tests): Call it.
12963 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
12965 * doc/extend.texi (SPU Built-in Functions): Remove stale
12966 references to material formerly at IBM and Sony.
12968 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
12971 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
12973 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12975 * diagnostic-show-locus.c
12976 (selftest::test_fixit_consolidation): New function.
12977 (selftest::diagnostic_show_locus_c_tests): Call it.
12978 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
12979 constructor based on source_range.
12981 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12983 * diagnostic-color.c (color_dict): Add "fixit-insert" and
12985 (parse_gcc_colors): Update description of default GCC_COLORS.
12986 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
12987 (colorizer::set_fixit_insert): New method.
12988 (colorizer::set_fixit_delete): New method.
12989 (colorizer::get_color_by_name): New method.
12990 (colorizer::STATE_FIXIT_INSERT): New constant.
12991 (colorizer::STATE_FIXIT_DELETE): New constant.
12992 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
12993 fields in favor of new field "m_stop_color". Add fields
12994 "m_fixit_insert" and "m_fixit_delete".
12995 (colorizer::colorizer): Update for above changes. Replace
12996 colorize_start calls with calls to get_color_by_name.
12997 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
12998 STATE_FIXIT_DELETE. Update for field renamings.
12999 (colorizer::finish_state): Simplify by using m_stop_color,
13000 rather than multiple identical "*_ce" fields.
13001 (colorizer::get_color_by_name): New method.
13002 (layout::print_any_fixits): Print insertions and replacements
13003 using the "fixit-insert" color, and deletions using the
13004 "fixit-delete" color.
13005 * doc/invoke.texi (-fdiagnostics-color): Update description of
13006 default GCC_COLORS, and of the supported capabilities.
13008 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
13010 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
13011 current_function_static_stack_size variable with the static
13012 stack frame size of the current function when
13013 flag_stack_usage_info is enabled.
13015 2016-08-26 Nathan Sidwell <nathan@acm.org>
13017 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
13018 assignment inside if condition.
13020 2016-08-26 Richard Biener <rguenther@suse.de>
13022 PR tree-optimization/69047
13023 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
13024 extracts similar to what FRE does.
13025 (non_rewritable_mem_ref_base): Likewise.
13027 2016-08-26 Joseph Myers <joseph@codesourcery.com>
13029 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
13030 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
13031 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13032 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13033 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
13035 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13036 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13037 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13038 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
13039 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13041 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13044 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
13045 reservation duration to 15 cycles.
13046 (cortex_a8_vfp_macs): Likewise.
13047 (cortex_a8_vfp_macd): Likewise.
13048 (cortex_a8_vfp_divs): Likewise.
13049 (cortex_a8_vfp_divd): Likewise.
13051 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13053 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
13054 (aarch_macro_fusion_pair_p): Use above to avoid early return.
13056 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13057 Martin Jambhor <mjambor@suse.cz>
13059 * common.opt: New option -fipa-bit-cp.
13060 * doc/invoke.texi: Document -fipa-bit-cp.
13061 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
13062 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
13063 * tree-ssa-ccp.h: New header file.
13064 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
13065 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
13066 Replace all occurences of tree parameter by two new params: signop, int.
13067 (bit_value_unop_1): Change to bit_value_unop and export it.
13068 Replace all occurences of tree parameter by two new params: signop,
13070 (bit_value_binop): Change call from bit_value_binop_1 to
13072 (bit_value_assume_aligned): Likewise.
13073 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
13074 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
13076 (ccp_finalize): Skip processing if val->mask == 0.
13077 * ipa-cp.c: Include tree-ssa-ccp.h
13078 (ipcp_bits_lattice): New class.
13079 (ipcp_param_lattice (bits_lattice): New member.
13080 (print_all_lattices): Call ipcp_bits_lattice::print.
13081 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
13082 (initialize_node_lattices): Likewise.
13083 (propagate_bits_accross_jump_function): New function.
13084 (propagate_constants_accross_call): Call
13085 propagate_bits_accross_jump_function.
13086 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
13087 (ipcp_store_bits_results): New function.
13088 (ipcp_driver): Call ipcp_store_bits_results.
13089 * ipa-prop.h (ipa_bits): New struct.
13090 (ipa_jump_func): Add new member bits of type ipa_bits.
13091 (ipa_param_descriptor): Change decl to decl_or_type.
13092 (ipa_get_param): Change decl to decl_or_type and assert on
13094 (ipa_get_type): New function.
13095 (ipcp_transformation_summary): New member bits.
13096 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
13097 (ipa_populate_param_decls): Likewise.
13098 (ipa_dump_param): Likewise.
13099 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
13101 (ipa_set_jf_unknown): Set ipa_bits::known to false.
13102 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
13104 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
13105 (ipa_write_jump_function): Add streaming for ipa_bits.
13106 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
13107 (write_ipcp_transformation_info): Add streaming for ipa_bits
13108 summary for ltrans.
13109 (read_ipcp_transfomration_info): Add support for reading streamed
13111 (ipcp_update_bits): New function.
13112 (ipcp_transform_function): Call ipcp_update_bits.
13114 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
13116 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
13117 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
13119 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
13121 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
13123 2016-08-25 Richard Biener <rguenther@suse.de>
13125 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
13126 Only add locations in late dwarf.
13127 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
13128 (dwarf2out_early_finish): But do it here.
13130 2016-08-24 Michael Collison <michael.collison@linaro.org>
13131 Michael Collison <michael.collison@arm.com>
13133 * config/arm/arm-modes.def: Add new condition code mode CC_V
13134 to represent the overflow bit.
13135 * config/arm/arm.c (maybe_get_arm_condition_code):
13136 Add support for CC_Vmode.
13137 (arm_gen_unlikely_cbranch): New function to generate common
13138 rtl conditional branches for overflow patterns.
13139 * config/arm/arm-protos.h: Add prototype for
13140 arm_gen_unlikely_cbranch.
13141 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
13142 addsi3_compareV_upper): New patterns to support signed
13143 builtin overflow add operations.
13144 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
13145 New patterns to support unsigned builtin add overflow operations.
13146 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
13147 builtin overflow subtract operations,
13148 (usubv<mode>4): New patterns to support unsigned builtin subtract
13149 overflow operations.
13150 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
13151 to support builtin overflow negate operations.
13153 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13156 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13158 * explow.c (get_dynamic_stack_size): Take known alignment of stack
13159 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
13162 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
13164 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
13165 MULTILIB_OPTIONS should be used. Small wording fixes.
13166 * genmultilib: Memorize set of all option combinations in
13167 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
13168 found in MULTILIB_OPTIONS by checking if option set is listed in
13169 combination_space. Output new and existing error message to stderr.
13171 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
13173 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
13174 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
13175 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
13176 (MULTILIB_REUSE): Remove reuse rules for option set including
13177 -mfpu=fp-armv8 and -mfpu=vfpv4
13179 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
13181 * config/arm/t-rtems: Add vfp multilib.
13183 2016-08-23 Ian Lance Taylor <iant@golang.org>
13185 * config/s390/s390.c (s390_asm_file_start): Call
13186 default_file_start.
13188 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13190 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
13191 initialization of all 0's to the 0 constant, instead of directly
13192 generating XOR. Add support for V4SImode vector initialization on
13193 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
13194 initialization. Change variables used in V4SFmode vector
13195 intialization. For V4SFmode vector splat on ISA 3.0, make sure
13196 any memory addresses are in index form. Add support for using
13197 VSPLTH/VSPLTB to initialize vector short and vector char vectors
13198 with all of the same element.
13199 (regno_or_subregno): New helper function to return a register
13200 number for either REG or SUBREG.
13201 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
13202 Use regno_or_subregno where possible.
13203 (rs6000_split_v4si_init_di_reg): New helper function to build up a
13204 DImode value from two SImode values in order to generate V4SImode
13205 vector initialization on 64-bit systems with direct move.
13206 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
13208 (rtx_is_swappable_p): V4SImode vector initialization insn is not
13210 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
13212 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
13213 attributes to initialize V8HImode and V16QImode vectors with the
13215 (VSX_SPLAT_COUNT): Likewise.
13216 (VSX_SPLAT_SUFFIX): Likewise.
13217 (UNSPEC_VSX_VEC_INIT): New unspec.
13218 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
13219 Allow SFmode values to come from Altivec registers.
13220 (vsx_init_v4si): New insn/split for V4SImode vector initialization
13221 on 64-bit systems with direct move.
13222 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
13223 vector initializations, to allow V4SImode vector initializations
13224 on 64-bit systems with direct move.
13225 (vsx_splat_v4si): Likewise.
13226 (vsx_splat_v4si_di): Likewise.
13227 (vsx_splat_v4sf): Likewise.
13228 (vsx_splat_v4sf_internal): Likewise.
13229 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
13231 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
13232 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
13233 initializing V8HImode and V16QImode vectors with the same
13235 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
13236 optimization if -maltivec=be.
13238 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
13240 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
13241 attribute for alternatives 3 and 4.
13243 2016-08-23 David Malcolm <dmalcolm@redhat.com>
13245 * selftest.c (selftest::assert_str_contains): New function.
13246 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
13247 * selftest.h (selftest::assert_str_contains): New decl.
13248 (ASSERT_STR_CONTAINS): New macro.
13250 2016-08-23 Richard Biener <rguenther@suse.de>
13252 PR tree-optimization/77286
13253 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
13255 (vect_transform_loop): Split exit edges of loop and scalar
13256 loop if required and at the appropriate time.
13258 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13260 * explow.c (get_dynamic_stack_size): Take known alignment of stack
13261 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
13263 Correct a typo in a comment.
13265 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13267 * config/s390/s390.md ("*andc_split"): New splitter for and with
13270 2016-08-23 Richard Biener <rguenther@suse.de>
13272 PR tree-optimization/27336
13273 * tree-vrp.c (infer_value_range): Handle stmts that can throw
13274 by looking for a non-EH edge.
13275 (process_assert_insertions_for): Likewise.
13277 2016-08-23 Richard Biener <rguenther@suse.de>
13279 PR middle-end/77305
13280 * statistics.c (statistics_counter_event): Robustify against
13283 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13285 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
13286 for targets amdfam10 and barcelona.
13288 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
13290 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
13291 (zero_extend<mode>di2): Ditto.
13292 (*zero_extend<mode>si2): Ditto.
13293 (*zero_extendqihi2): Ditto.
13295 2016-08-22 Joseph Myers <joseph@codesourcery.com>
13297 PR middle-end/77269
13298 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
13299 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
13301 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
13303 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
13304 identical consecutive elements.
13305 [SSA_NAME]: Print the name's def stmt on its own line. When printing
13306 the node's def stmt, avoid printing an unwanted trailing newline by
13307 replacing the call to print_gimple_stmt() with its inlined body and
13308 adjusting it to not set pp_needs_newline and to call pp_flush()
13309 instead of pp_newline_and_flush().
13311 2016-08-22 Joseph Myers <joseph@codesourcery.com>
13313 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
13314 (float32_type_node, float64_type_node, float32x_type_node)
13315 (float128x_type_node): New macros.
13316 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
13317 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
13318 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
13319 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
13320 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
13321 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
13322 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
13323 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
13324 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
13325 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
13326 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
13327 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
13328 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
13329 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
13330 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
13331 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
13332 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
13333 (copysign, fabs, huge_val, inf, nan, nans): Use it.
13334 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
13336 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
13337 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
13338 * doc/extend.texi (Other Builtins): Document these built-in
13340 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
13343 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
13345 * doc/install.texi (Binaries): www.opencsw.org now uses https.
13347 2016-08-22 Richard Biener <rguenther@suse.de>
13349 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
13351 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
13354 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
13355 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
13356 non-SSE2 athlons only, otherwise prefer SSE prefetches.
13358 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13360 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
13361 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
13362 (vrp_visit_switch_stmt): Likewise.
13363 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
13364 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
13365 (vrp_visit_stmt): Use extract_range_from_stmt.
13366 (vrp_visit_phi_node): Use extract_range_from_phi_node.
13368 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13370 * Makefile.in: Add tree-vrp.h to GTFILES.
13371 * gengtype.c (open_base_files): Add tree-vrp.h.
13372 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
13373 * builtins.c: Likewise.
13374 * fold-const.c: Likewise.
13375 * gimple-builder.c: Likewise.
13376 * gimple-laddress.c: Likewise.
13377 * hsa-gen.c: Likewise.
13378 * internal-fn.c: Likewise.
13380 * targhooks.c: Liewise,
13381 * tree-ssa-address.c: Likewise.
13382 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
13383 * tree-vrp.c (struct value_range): Move to tree-vrp.h
13384 * tree-vrp.h: New file.
13386 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13388 PR tree-optimization/61839
13389 * tree-vrp.c (two_valued_val_range_p): New.
13390 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
13391 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
13392 Also Convert VAR BINOP CST where VAR is two-valued to
13393 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
13395 2016-08-19 David Malcolm <dmalcolm@redhat.com>
13397 * diagnostic-show-locus.c
13398 (layout::annotation_line_showed_range_p): New method.
13399 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
13400 Reimplement case fixit_hint::REPLACE to cover removals, and
13401 replacements where the range of the replacement isn't one
13402 of the ranges in the rich_location.
13403 (test_one_liner_fixit_replace): Likewise.
13404 (selftest::test_one_liner_fixit_replace_non_equal_range): New
13406 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
13408 (selftest::test_diagnostic_show_locus_one_liner): Call the new
13410 * diagnostic.c (print_parseable_fixits): Remove case
13411 fixit_hint::REMOVE.
13413 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
13416 * config/i386/i386.c (ix86_option_override_internal): Remove
13417 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
13418 Enable SSE prefetch also for TARGET_PREFETCHWT1.
13419 Do not try to enable TARGET_PRFCHW ISA flag here.
13420 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
13421 Rewrite expander function body.
13422 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
13424 2016-08-19 Joseph Myers <joseph@codesourcery.com>
13427 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
13428 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
13429 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
13430 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
13431 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
13432 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
13433 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
13434 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
13435 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
13437 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
13439 (struct floatn_type_info): New structure type.
13440 (floatn_nx_types): New variable declaration.
13441 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
13442 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
13443 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
13444 * tree.c (floatn_nx_types): New variable.
13445 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
13446 corresponding complex types.
13447 * target.def (floatn_mode): New hook.
13448 * targhooks.c: Include "real.h".
13449 (default_floatn_mode): New function.
13450 * targhooks.h (default_floatn_mode): New prototype.
13451 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
13453 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
13454 effective-target and dg-add-options keywords.
13455 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
13456 Document new effective-target keywords.
13457 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
13458 * doc/tm.texi: Regenerate.
13459 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
13460 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
13461 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
13463 * real.h (struct real_format): Add field ieee_bits.
13464 * real.c (ieee_single_format, mips_single_format)
13465 (motorola_single_format, spu_single_format, ieee_double_format)
13466 (mips_double_format, motorola_double_format)
13467 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
13468 (ieee_extended_intel_128_format)
13469 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
13470 (mips_extended_format, ieee_quad_format, mips_quad_format)
13471 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
13472 (decimal_double_format, decimal_quad_format, ieee_half_format)
13473 (arm_half_format, real_internal_format: Initialize ieee_bits
13475 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
13476 float128_type_node. Set float80_type_node to float64x_type_node
13477 if appropriate and long_double_type_node not appropriate.
13478 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
13479 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
13480 Initialize ieee_bits field.
13481 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
13482 (rs6000_init_builtins): Set ieee128_float_type_node to
13483 float128_type_node.
13484 (rs6000_floatn_mode): New function.
13486 2016-08-19 Jakub Jelinek <jakub@redhat.com>
13488 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
13489 _rdseed64_step): Uglify argument names and/or local variable names
13490 in inline functions.
13491 * config/i386/rtmintrin.h (_xabort): Likewise.
13492 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
13493 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
13494 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
13495 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
13496 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
13497 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
13498 _mm_maskz_ternarylogic_epi32): Likewise.
13499 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
13500 __lwpins32, __lwpins64): Likewise.
13501 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
13502 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
13503 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
13504 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
13505 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
13506 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
13507 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
13508 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
13509 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
13510 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
13511 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
13512 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
13513 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
13514 _mm256_mask_i64gather_epi32): Likewise.
13515 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
13516 * config/i386/ia32intrin.h (__writeeflags): Likewise.
13517 * config/i386/pkuintrin.h (_wrpkru): Likewise.
13518 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
13519 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
13520 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
13521 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
13522 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
13523 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
13524 _mm512_mask_prefetch_i64scatter_ps): Likewise.
13525 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
13526 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
13527 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
13528 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
13529 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
13530 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
13531 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
13532 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
13534 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
13536 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
13537 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
13539 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
13540 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
13542 (_rdpkru_u32): Add space after function name.
13544 * config/i386/t-i386 (i386-c.o): Don't depend on
13545 i386-builtin-types.inc.
13546 (i386.o): Depend on i386-builtin-types.inc.
13548 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
13551 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
13552 Use const_vec_duplicate to check for duplicated elements.
13554 2016-08-19 Richard Biener <rguenther@suse.de>
13556 PR tree-optimization/77290
13557 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13558 Fix flag_tree_parallelize_loops check.
13560 2016-08-19 Richard Biener <rguenther@suse.de>
13562 * match.pd (x | 0 -> x): Add.
13564 2016-08-19 Richard Biener <rguenther@suse.de>
13566 PR tree-optimization/77286
13567 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13568 Deal with virtual PHIs being out-of-order.
13570 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13572 * doc/invoke.texi (fverbose-asm): Note that source code lines
13573 are emitted, and provide an example.
13574 * final.c (asm_show_source): New function.
13575 (final_scan_insn): Call asm_show_source.
13577 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13579 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
13580 param with diagnostic_kind.
13581 (class colorizer): Similarly replace field m_diagnostic with
13583 (colorizer::colorizer): Replace diagnostic
13584 param with diagnostic_kind.
13585 (colorizer::begin_state): Update for above field change.
13586 (layout::layout): Replace diagnostic param with rich_location *
13587 and diagnostic_kind.
13588 (diagnostic_show_locus): Replace diagnostic param with richloc
13589 and diagnostic_kind.
13590 (class selftest::test_diagnostic_context): New class.
13591 (selftest::test_diagnostic_show_locus_unknown_location): New
13593 (selftest::test_one_liner_simple_caret): New function.
13594 (selftest::test_one_liner_caret_and_range): New function.
13595 (selftest::test_one_liner_multiple_carets_and_ranges): New
13597 (selftest::test_one_liner_fixit_remove): New function.
13598 (selftest::test_one_liner_fixit_replace): New function.
13599 (selftest::test_diagnostic_show_locus_one_liner): New function.
13600 (selftest::diagnostic_show_locus_c_tests): Call the new test
13602 * diagnostic.c (diagnostic_initialize): Initialize
13603 colorize_source_p, show_ruler_p and parseable_fixits_p.
13604 (default_diagnostic_finalizer): Update for change to
13605 diagnostic_show_locus.
13606 (diagnostic_append_note): Likewise.
13607 * diagnostic.h (diagnostic_show_locus): Replace
13608 const diagnostic_info * param with location * and diagnostic_t.
13610 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13612 * input.c (saved_line_table): New global.
13613 (class selftest::temp_line_table): Rename to line_table_test and
13614 move declaration to selftest.h, and drop field m_old_line_table.
13615 (selftest::temp_line_table::temp_line_table): Rename ctor to...
13616 (selftest::line_table_test::line_table_test): ...this. Add a
13617 default ctor. Store current value of line_table within
13619 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
13620 (selftest::line_table_test::~line_table_test): ...this, and
13621 restore line_table from the saved_line_table, rather than
13623 (selftest::test_accessing_ordinary_linemaps): Update for above
13625 (selftest::test_lexer): Likewise.
13626 (struct selftest::lexer_test): Likewise.
13627 (selftest::lexer_test::lexer_test): Likewise.
13628 (selftest::input_c_tests): Move the looping over test cases from
13630 (selftest::for_each_line_table_case): New function.
13631 * input.h (saved_line_table): New decl.
13632 * selftest.h (struct selftest::line_table_case): New forward decl.
13633 (class selftest::line_table_test): New class, moved here from
13634 selftest::temp_line_table in input.c, and renamed.
13635 (selftest::for_each_line_table_case): New decl.
13637 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
13640 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
13642 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
13644 PR middle-end/70895
13645 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
13646 enclosing parallel construct for reduction variables on OpenACC loop
13649 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
13651 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
13652 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
13654 (function_to_dwarf_procedure): Update comment.
13656 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13658 * input.c (diagnostics_file_cache_forcibly_evict_file): New
13660 * input.h (diagnostics_file_cache_forcibly_evict_file): New
13662 * selftest.c (selftest::temp_source_file::~temp_source_file):
13663 Evict m_filename from the diagnostic file cache.
13665 2016-08-18 Richard Biener <rguenther@suse.de>
13667 * tree-pass.h (make_pass_materialize_all_clones): Declare.
13668 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
13669 make_pass_materialize_all_clones): New simple IPA pass encapsulating
13670 clone materialization.
13671 * passes.def (all_late_ipa_passes): Start with
13672 pass_materialize_all_clones.
13673 * cgraphunit.c (symbol_table::compile): Remove call to
13674 materialize_all_clones.
13675 * tree-into-ssa.c: Include statistics.h.
13676 (update_ssa): Count number of times we do incremental/rewrite
13679 2016-08-18 Richard Biener <rguenther@suse.de>
13681 PR tree-optimization/77282
13682 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13683 When doing auto-parallelizing also prevent use of PHIs that
13684 carry dependences across loop backedges.
13686 2016-08-18 Tamar Christina <tamar.christina@arm.com>
13687 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13689 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
13691 2016-08-18 Richard Biener <rguenther@suse.de>
13693 * ssa-iterators.h (ssa_vuse_operand): New inline.
13694 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
13695 (predicate_all_scalar_phis): Use remove_phi_node to remove
13696 phi nodes predicated. Delay removing virtual PHIs.
13697 (predicate_mem_writes): Update virtual operands.
13698 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
13699 (tree_if_conversion): Do not rewrite virtual SSA form.
13700 * tree-phinodes.c (release_phi_node): Make static.
13701 * tree-phinodes.h (release_phi_node): Remove.
13703 2016-08-18 Jakub Jelinek <jakub@redhat.com>
13705 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
13706 codes that appear in bdesc_* arrays, instead include i386-builtin.def
13707 twice to define those.
13708 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
13709 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
13710 bdesc_multi_arg): Define by including i386-builtin.def the third time.
13711 * config/i386/i386-builtin.def: New file.
13713 2016-08-17 David Malcolm <dmalcolm@redhat.com>
13715 * input.c (get_source_range_for_char): Rename to...
13716 (selftest::get_source_range_for_char): ...this, and move within
13717 the #if CHECKING_P guard.
13718 (get_num_source_ranges_for_substring): Rename to...
13719 (selftest::get_num_source_ranges_for_substring): ...this, move
13720 within the #if CHECKING_P guard, and make static.
13721 (selftest::assert_num_substring_ranges): Initialize
13724 2016-08-18 Alan Modra <amodra@gmail.com>
13726 PR rtl-optimization/72771
13727 * reload.c (find_reloads): Don't assume that a subreg mem is OK
13728 when find_reloads_toplev returns address_reloaded==-1.
13729 (alternative_allows_const_pool_ref): Update comment.
13731 2015-08-17 Alan Hayward <alan.hayward@arm.com>
13733 PR tree-optimization/71752
13734 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
13735 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
13737 2016-08-17 Jakub Jelinek <jakub@redhat.com>
13739 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
13740 instead of testing ECF_NORETURN bit in gimple_call_flags.
13741 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
13742 * predict.c (tree_bb_level_predictions): Likewise.
13743 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
13745 PR middle-end/77259
13746 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
13747 turning a call into __builtin_unreachable-like noreturn call, adjust
13748 gimple_call_set_fntype.
13749 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
13750 gimple_call_fntype has void return type.
13752 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
13754 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
13755 maybe_lookup_decl, to handle nested acc loop directives.
13757 2016-08-17 Richard Biener <rguenther@suse.de>
13759 PR tree-optimization/76490
13760 * tree-vrp.c (update_value_range): Preserve overflow infinities
13761 when intersecting with ranges from get_range_info.
13762 (operand_less_p): Handle overflow infinities correctly.
13763 (value_range_constant_singleton): Use vrp_operand_equal_p
13764 to handle overflow max/min correctly.
13765 (vrp_valueize): Likewise.
13766 (union_ranges): Likewise.
13767 (intersect_ranges): Likewise.
13768 (vrp_visit_phi_node): Improve iteration limitation to only
13769 apply when we'll possibly re-visit the PHI via a changed argument
13772 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
13774 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
13775 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
13776 rather than those that should not be built.
13778 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
13781 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
13783 2016-08-17 Richard Biener <rguenther@suse.de>
13785 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
13786 (verify_vssa): New function verifying virtual SSA form.
13787 (verify_ssa): Call it.
13788 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
13789 Do not apply loop-closed SSA handling to virtuals.
13790 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
13791 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
13792 when rewriting their symbol.
13793 (prepare_def_site_for): Likewise.
13794 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
13795 operands of moved stmts.
13797 2016-08-17 Richard Biener <rguenther@suse.de>
13799 PR tree-optimization/23855
13800 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
13801 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
13802 find guards to hoist. Do not update SSA form but rewrite virtuals
13803 into loop closed SSA.
13804 (find_loop_guard): Adjust to skip already hoisted guards. Do
13805 not mark virtuals for renaming or update SSA form.
13807 2016-08-17 Martin Liska <mliska@suse.cz>
13809 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
13810 a LONG_LONG_TYPE_SIZE comparison.
13811 * gcov-io.h: Remove macro definitions.
13812 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
13813 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
13816 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13818 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
13819 that builtins not mentioned in bdesc_* arrays come first, then
13820 the ones mentioned in bdesc_* arrays in the order they appear in
13821 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
13822 IX86_BUILTIN__BDESC_*_LAST enumerator.
13823 (bdesc_mpx): Fix up a comment typo.
13824 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
13825 __builtin_ia32_vpcomneu[bwdq] builtins.
13826 (BDESC_VERIFY, BDESC_VERIFYS): Define.
13827 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
13828 enum ix86_builtins ordering.
13829 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
13830 for direct bdesc_* array member access instead of searching all the
13831 arrays until an fcode match is found.
13833 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
13835 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
13836 pattern as define_insn_and_split. Split insn before reload to
13838 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
13839 <shift_insn><mode>3_1.
13840 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
13841 <rotate_insn><mode>3_1.
13843 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13846 * input.c (get_source_range_for_substring): Rename to...
13847 (get_source_location_for_substring): ...this, adding param
13848 "caret_idx", and converting output param from source_range * to
13850 (get_source_range_for_char): New function.
13851 (get_num_source_ranges_for_substring): Update comment to reflect
13853 (assert_char_at_range): Update to use get_source_range_for_char
13854 rather than get_source_range_for_substring.
13855 (test_lexer_string_locations_concatenation_2): Likewise.
13856 * substring-locations.h (get_source_range_for_substring): Rename
13858 (get_source_location_for_substring): ...this, and adding param
13859 "caret_idx", and converting output param from source_range * to
13862 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13864 * input.c (class selftest::temp_source_file): Move to
13866 (selftest::temp_source_file::temp_source_file): Move to
13868 (selftest::temp_source_file::~temp_source_file): Likewise.
13869 * selftest.c (selftest::temp_source_file::temp_source_file): Move
13871 (selftest::temp_source_file::~temp_source_file): Likewise.
13872 * selftest.h (class selftest::temp_source_file): Move here from
13875 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13878 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
13879 inlining, add cgraph edge for the added __builtin_unreachable call.
13881 PR middle-end/67485
13882 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
13883 only cast it to SHWI for the final comparison.
13885 2016-08-16 Martin Liska <mliska@suse.cz>
13887 PR gcov-profile/36412
13888 * doc/gcov.texi: Document --hash-filenames(-x).
13889 * gcov.c (print_usage): Add the option.
13890 (process_args): Process the option, sort options alphabetically.
13891 (md5sum_to_hex): New function.
13892 (make_gcov_file_name): Do the md5sum and append it to a
13895 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13897 PR tree-optimization/69848
13898 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
13899 and swtich operands to avoid additional NOT instruction.
13900 (vcond<v_cmp_mixed><mode>): Ditto.
13901 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13903 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
13905 * doc/install.texi (*-*-solaris2*): Adjust latest change.
13907 2016-08-16 Richard Biener <rguenther@suse.de>
13909 PR tree-optimization/76783
13910 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
13911 BB visited flags at start.
13913 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13915 PR tree-optimization/72817
13916 PR tree-optimization/73450
13917 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
13918 multiple_of_p for adjusted IV.base.
13920 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
13923 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
13924 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
13925 for !flag_finite_math_only or flag_signed_zeros.
13926 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
13927 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
13928 depend on flag_finite_math_only.
13929 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
13931 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
13932 (*ieee_smin<mode>3): Ditto.
13933 (*ieee_smax<mode>3): Ditto.
13934 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
13935 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
13937 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
13938 depend on flag_finite_math_only.
13939 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
13940 (*mmx_<code>v2sf3): Remove.
13941 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
13942 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
13943 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
13945 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
13947 PR rtl-optimization/73650
13948 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
13949 it is not a simple move.
13951 2016-08-15 Martin Liska <mliska@suse.cz>
13954 * gcc.c (do_spec_1): Call save_string with the right size.
13955 (save_string): Do an assert about string we copy.
13957 2016-08-15 Richard Biener <rguenther@suse.de>
13959 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
13960 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
13962 (pass_data_stv): Likewise.
13964 2016-08-15 Richard Biener <rguenther@suse.de>
13966 PR tree-optimization/73434
13967 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
13968 TBAA info on the base when forwarding a non-invariant address.
13970 2016-08-15 Jakub Jelinek <jakub@redhat.com>
13972 * dwarf2out.c (struct checksum_attributes): Add
13973 at_string_length_bit_size and at_string_length_byte_size fields.
13974 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
13975 and DW_AT_string_length_byte_size.
13976 (die_checksum_ordered): Handle at_string_length_bit_size and
13977 at_string_length_byte_size.
13978 (gen_array_type_die): For dwarf_version >= 5 emit
13979 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13980 (adjust_string_types): For dwarf_version >= 5 remove
13981 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13982 (resolve_addr): Likewise.
13985 * dwarf2out.c (string_types): New variable.
13986 (gen_array_type_die): Change early_dwarf handling of
13987 DW_AT_string_length, create DW_OP_call4 referencing the
13988 length var temporarily. Handle parameters that are pointers
13990 (adjust_string_types): New function.
13991 (gen_subprogram_die): Temporarily set string_types to local var,
13992 call adjust_string_types if needed.
13993 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
13995 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
13997 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
13999 * doc/install.texi (*-*-solaris2*): Fix version number and document
14000 requirement on GNU make for building libjava with the Solaris linker.
14002 2016-08-15 Martin Liska <mliska@suse.cz>
14003 Jakub Jelinek <jakub@redhat.com>
14005 PR tree-optimization/72824
14006 * tree-loop-distribution.c (const_with_all_bytes_same)
14007 <case VECTOR_CST>: Fix a typo.
14009 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
14012 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
14013 Renamed from _mm512_undefined_si512.
14014 (_mm_undefined_si512): New definition.
14016 2016-08-13 Richard Biener <rguenther@suse.de>
14018 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
14019 into PHIs and update the lattice for its def.
14021 2016-08-12 Jakub Jelinek <jakub@redhat.com>
14024 * ubsan.c (instrument_si_overflow): Pass true instead of false
14026 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
14027 of bbs. Return TODO_cleanup_cfg if any returned true.
14029 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14031 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
14032 ISA 3.0 MTVSRDD instruction.
14033 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
14036 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
14038 PR tree-optimization/71083
14039 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
14040 bitfield access when possible.
14042 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
14044 PR middle-end/71654
14045 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
14046 sign-changing cast from a shorter unsigned type to a wider
14049 2016-08-12 Jakub Jelinek <jakub@redhat.com>
14051 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
14052 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
14053 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
14055 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14057 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
14058 Correct costs for vec_construct.
14060 2016-08-12 Bin Cheng <bin.cheng@arm.com>
14062 PR tree-optimization/69848
14063 * tree-vectorizer.h (enum vect_def_type): New condition reduction
14064 type CONST_COND_REDUCTION.
14065 * tree-vect-loop.c (vectorizable_reduction): Support new condition
14066 reudction type CONST_COND_REDUCTION.
14068 2016-08-12 Richard Biener <rguenther@suse.de>
14070 PR tree-optimization/57326
14071 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
14072 returning an SSA name.
14073 (phi_translate_1): When fully_constant_expression returns a NAME
14074 make sure we have a leader for it.
14076 2016-08-12 Martin Liska <mliska@suse.cz>
14077 Adam Fineman <afineman@afineman.com>
14079 * gcov.c (process_file): Create .gcov file when .gcda
14082 2016-08-12 Marek Polacek <polacek@redhat.com>
14085 * alias.c (find_base_value): Adjust fall through comment.
14086 * cfgexpand.c (expand_debug_expr): Likewise.
14087 * combine.c (find_split_point): Likewise.
14088 (expand_compound_operation): Likewise. Add FALLTHRU.
14089 (make_compound_operation): Adjust fall through comment.
14090 (canon_reg_for_combine): Add FALLTHRU.
14091 (force_to_mode): Adjust fall through comment.
14092 (simplify_shift_const_1): Likewise.
14093 (simplify_comparison): Likewise.
14094 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
14096 * config/aarch64/predicates.md: Likewise.
14097 * config/i386/i386.c (function_arg_advance_32): Likewise.
14098 (ix86_gimplify_va_arg): Likewise.
14099 (print_reg): Likewise.
14100 (ix86_print_operand): Likewise.
14101 (ix86_build_const_vector): Likewise.
14102 (ix86_expand_branch): Likewise.
14103 (ix86_sched_init_global): Adjust fall through comment.
14104 (ix86_expand_args_builtin): Add FALLTHRU.
14105 (ix86_expand_builtin): Likewise.
14106 (ix86_expand_vector_init_one_var): Likewise.
14107 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
14108 (rs6000_adjust_cost): Likewise.
14109 (insn_must_be_first_in_group): Likewise.
14110 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
14111 * dbxout.c (dbxout_symbol): Adjust fall through comment.
14112 * df-scan.c (df_uses_record): Likewise.
14113 * dojump.c (do_jump): Add FALLTHRU.
14114 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
14116 (resolve_args_picking_1): Adjust fall through comment.
14117 (loc_list_from_tree_1): Likewise.
14118 * expmed.c (make_tree): Likewise.
14119 * expr.c (expand_expr_real_2): Add FALLTHRU.
14120 (expand_expr_real_1): Likewise. Adjust fall through comment.
14121 * fold-const.c (const_binop): Adjust fall through comment.
14122 (fold_truth_not_expr): Likewise.
14123 (fold_cond_expr_with_comparison): Add FALLTHRU.
14124 (fold_binary_loc): Likewise.
14125 (contains_label_1): Adjust fall through comment.
14126 (multiple_of_p): Likewise.
14127 * gcov-tool.c (process_args): Add FALLTHRU.
14128 * genattrtab.c (check_attr_test): Likewise.
14129 (write_test_expr): Likewise.
14130 * genconfig.c (walk_insn_part): Likewise.
14131 * genpreds.c (validate_exp): Adjust fall through comment.
14132 (needs_variable): Likewise.
14133 * gensupport.c (get_alternatives_number): Add FALLTHRU.
14134 (subst_dup): Likewise.
14135 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
14136 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
14137 (gimplify_scan_omp_clauses): Add FALLTHRU.
14138 (goa_stabilize_expr): Likewise.
14139 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
14141 * hsa-gen.c (get_address_from_value): Likewise.
14142 * ipa-icf.c (sem_function::hash_stmt): Likewise.
14143 * ira.c (ira_setup_alts): Add FALLTHRU.
14144 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
14146 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
14147 * opts.c (common_handle_option): Likewise.
14148 * read-rtl.c (read_rtx_code): Likewise.
14149 * real.c (round_for_format): Likewise.
14150 * recog.c (asm_operand_ok): Likewise.
14151 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
14152 * reload1.c (set_label_offsets): Likewise.
14153 (eliminate_regs_1): Likewise.
14154 (reload_reg_reaches_end_p): Likewise.
14155 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
14156 (rtx_cost): Likewise.
14157 * sched-rgn.c (is_exception_free): Likewise.
14158 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
14159 * stor-layout.c (int_mode_for_mode): Likewise.
14160 * toplev.c (print_to_asm_out_file): Likewise.
14161 (print_to_stderr): Likewise.
14162 * tree-cfg.c (gimple_verify_flow_info): Likewise.
14163 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
14164 (chrec_fold_multiply): Likewise.
14165 (evolution_function_is_invariant_rec_p): Likewise.
14166 (for_each_scev_op): Likewise.
14167 * tree-data-ref.c (siv_subscript_p): Likewise.
14168 (get_references_in_stmt): Likewise.
14169 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
14170 (substitute_in_expr): Likewise.
14171 (type_cache_hasher::equal): Likewise.
14172 (walk_type_fields): Likewise.
14173 * var-tracking.c (adjust_mems): Add FALLTHRU.
14174 (set_dv_changed): Adjust fall through comment.
14175 * varasm.c (default_function_section): Add FALLTHRU.
14177 2016-08-12 Marek Polacek <polacek@redhat.com>
14180 * tree-complex.c (expand_complex_division): Add missing break.
14182 2016-08-12 Richard Biener <rguenther@suse.de>
14184 * passes.c (execute_todo): Do not push/pop TV_TODO.
14185 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
14186 (execute_one_pass): Likewise.
14187 * common.opt (ftime-report-details): New switch.
14188 * doc/invoke.texi (ftime-report-details): Document.
14189 * timevar.h (timer::print_row): Adjust signature.
14190 (timer::all_zero): New static helper.
14191 (timer::child_map_t): New typedef.
14192 (timer::time_var_def): Add children field.
14193 * timevar.c (timer::named_items::print): Adjust.
14194 (timer::~timer): Free timevar recorded children.
14195 (timer::pop_internal): When -ftime-report-details record
14196 time spent in sub-timevars.
14197 (timer::print_row): Adjust.
14198 (timer::print): Print sub-timevar stats, use all_zero.
14199 * timevar.def (TV_TODO): Remove.
14201 2016-08-12 Richard Biener <rguenther@suse.de>
14203 PR tree-optimization/72851
14204 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
14205 worklists to use bitmaps indexed in execution order.
14206 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
14207 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
14208 (cfg_blocks): Make a bitmap.
14209 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
14211 (cfg_blocks_empty_p): Adjust.
14212 (cfg_blocks_add): Likewise.
14213 (cfg_blocks_get): Likewise.
14214 (add_ssa_edge): Likewise.
14215 (add_control_edge): Likewise.
14216 (simulate_stmt): Likewise.
14217 (process_ssa_edge_worklist): Likewise.
14218 (simulate_block): Likewise.
14219 (ssa_prop_init): Compute PRE order and stmt UIDs.
14220 (ssa_prop_fini): Adjust.
14221 (ssa_propagate): Adjust.
14223 2016-08-12 Richard Biener <rguenther@suse.de>
14225 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
14226 the currently executable edges have fixed ranges. Always
14227 go through update_value_range.
14229 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
14233 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
14234 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
14235 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
14236 (LANG_HOOKS_DECLS): Add it.
14237 * langhooks.h (struct lang_hooks_for_decls): Add
14238 function_decl_defaulted. Const_tree-ify
14239 function_decl_explicit_p and function_decl_deleted_p.
14240 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
14241 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
14242 also at strict DWARF v5.
14245 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
14246 TYPE_QUAL_CONST in reference-typed decls.
14249 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
14250 in DW_OP_pieces, just enough to handle pointers to member
14252 (gen_remaining_tmpl_value_param_die_attribute): Use a location
14253 expression on DWARFv5 if a constant value doesn't work.
14255 2016-08-11 David Malcolm <dmalcolm@redhat.com>
14257 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
14258 * selftest.c (selftest::test_assertions): New function.
14259 (selftest::selftest_c_tests): New function.
14260 * selftest.h (selftest::selftest_c_tests): New declaration.
14262 2016-08-11 Richard Biener <rguenther@suse.de>
14263 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14265 PR rtl-optimization/72855
14266 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
14268 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14271 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
14272 (vsx_store_<mode>): Likewise.
14274 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
14276 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
14277 TImode CONST_WIDE_INT store.
14278 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
14280 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
14282 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
14283 mode if unaligned SSE load and store are optimal.
14285 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
14287 PR tree-optimization/71083
14288 * tree-predcom.c (ref_at_iteration): Correctly align the
14291 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14293 * config/s390/s390-builtin-types.def: Add INT128 types.
14294 * config/s390/s390-builtins.def: Add INT128 variants for the add
14295 sub low-level builtins dealing with TImode.
14296 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
14297 via subreg when expanding a builtin.
14298 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
14299 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
14301 * config/s390/vecintrin.h: Adjust builtin names accordingly.
14302 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
14303 ("vec_addc<mode>", "vec_addc_u128"): Merge to
14304 "vacc<bhfgq>_<mode>".
14305 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
14306 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
14307 ("vec_subc<mode>", "vec_subc_u128"): Merge to
14308 "vscbi<bhfgq>_<mode>".
14309 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
14310 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
14312 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14314 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
14316 2016-08-11 Bin Cheng <bin.cheng@arm.com>
14318 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
14319 unused declaration.
14320 (vcond<v_cmp_mixed><mode>): Ditto.
14321 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
14323 2016-08-11 Bin Cheng <bin.cheng@arm.com>
14325 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
14326 variable explicitly, also assert on it before use.
14328 2016-08-11 Richard Biener <rguenther@suse.de>
14330 PR tree-optimization/72772
14331 * cfgloopmanip.c (create_preheader): Use split_edge if there
14332 is a single loop entry, avoiding degenerate PHIs.
14334 2016-08-11 Richard Biener <rguenther@suse.de>
14336 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
14337 unconditional TODO_cleanup_cfg.
14338 (pass_thread_jumps::execute): Initialize loops, perform a CFG
14339 cleanup only if we threaded a jump.
14341 2016-08-11 Alan Modra <amodra@gmail.com>
14344 * lra-constraints.c (simplify_operand_subreg): Allow subreg
14345 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
14346 slow. Emit two reloads for slow mem case, first loading in
14347 fast innermode, then converting to required mode.
14349 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
14351 * config/rs6000/altivec.h (vec_extract_exp): New macro.
14352 (vec_extract_sig): New macro.
14353 (vec_insert_exp): New macro.
14354 (vec_test_data_class): New macro.
14355 (scalar_extract_exp): New macro.
14356 (scalar_extract_sig): New macro.
14357 (scalar_insert_exp): New macro.
14358 (scalar_test_data_class): New macro.
14359 (scalar_test_neg): New macro.
14360 (scalar_cmp_exp_gt): New macro.
14361 (scalar_cmp_exp_lt): New macro.
14362 (scalar_cmp_exp_eq): New macro.
14363 (scalar_cmp_exp_unordered): New macro.
14364 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
14365 to enforce constraint that operand is a 7-bit unsigned literal.
14366 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
14367 for power9 built-ins.
14368 (BU_P9V_VSX_2): Likewise.
14369 (BU_P9V_64BIT_VSX_2): Likewise.
14370 (VSEEDP): Add scalar extract exponent support.
14371 (VSEESP): Add scalar extract signature support.
14372 (VSTDCNDP): Add scalar test negative support.
14373 (VSTDCNSP): Likewise.
14374 (VSIEDP): Add scalar insert exponent support.
14375 (VSCEDPGT): Add scalar compare exponent greater than support.
14376 (VSCEDPLT): Add scalar compare exponent less than support.
14377 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
14378 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
14379 (VSTDCDP): Add scalar test data class support.
14380 (VSTDCSP): Likewise.
14381 (VSEEDP): Add overload support for scalar extract exponent
14383 (VSESDP): Add overload support for scalar extract signature
14385 (VSTDCN): Add overload support for scalar test negative
14387 (VSTDCNDP): Add overload support for scalar test negative
14389 (VSTDCNSP): Add overload support for scalar test negative
14391 (VSIEDP): Add overload support for scalar insert exponent
14393 (VSTDC): Add overload support for scalar test data class
14395 (VSTDCDP): Add overload support for scalar test data class
14397 (VSTDCSP): Add overload support for scalar test data class
14399 (VSCEDPGT): Add overload support for scalar compare exponent
14400 greater than operation.
14401 (VSCEDPLT): Add overload support for scalar compare exponent
14402 less than operation.
14403 (VSCEDPEQ): Add overload support for scalar compare exponent
14404 test-for-equality operation.
14405 (VSCEDPUO): Add overload support for scalar compare exponent
14406 test-for-unordered operation.
14407 (VEEDP): Add vector extract exponent support.
14409 (VESDP): Add vector extract significand support.
14411 (VIEDP): Add vector insert exponent support.
14413 (VTDCDP): Add vector test data class support.
14414 (VTDCSP): Likewise.
14415 (VES): Add overload support for vector extract significand operation.
14418 (VEE): Add overload support for vector extract exponent operation.
14421 (VTDC): Add overload support for vector test data class operation.
14422 (VTDCDP): Likewise.
14423 (VTDCSP): Likewise.
14424 (VIE): Add overload support for vector insert exponent operation.
14427 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14428 overloaded binary floating point functions.
14429 (altivec_resolve_overloaded_builtin): Improve error messages to
14430 distinguish between functions not supported in the current
14431 compiler configuration and functions that were invoked with an
14432 invalid parameter combination, and include the built-in function
14433 name in both error messages.
14434 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
14436 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
14438 (rs6000_expand_binop_builtin): Add check to enforce that argument
14439 2 of the test data class operations is a 7-bit unsigned literal.
14440 (rs6000_invalid_builtin): Add code to issue an error message if a
14441 built-in function that requires the power9_vector and -m32
14442 command-line options is compiled without these options.
14443 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
14444 (UNSPEC_VSX_SXSIGDP): New value.
14445 (UNSPEC_VSX_SXSIGPDP): New value.
14446 (UNSPEC_VSX_SIEXPDP): New value.
14447 (UNSPEC_VSX_SCMPEXPDP): New value.
14448 (UNSPEC_VSX_STSTDC): New value.
14449 (UNSPEC_VSX_VXEXP): New value.
14450 (UNSPEC_VSX_VXSIG): New value.
14451 (UNSPEC_VSX_VIEXP): New value.
14452 (UNSPEC_VSX_VTSTDC): New value.
14453 (xsxexpdp): New insn for scalar extract exponent.
14454 (xsxsigdp): New insn for scalar extract significand.
14455 (xsiexpdp): New insn for scalar insert exponent.
14456 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
14457 (*xscmpexpdp): New insn for scalar compare exponents.
14458 (xststdc<Fvsx): New expansion for both single- and
14459 double-precision scalar test data class operations.
14460 (xststdcneg<Fvsx>): New expansion for both single- and
14461 double-precision scalar test for negative value operations.
14462 (*xststdc<Fvsx>): New insn for scalar test data class
14464 (xvxexp<VSs>): New insn for single- and double-precision
14465 vector extract exponent operation.
14466 (xvxsig<VSs>): New insn for single- and double-precision
14467 vector extract significand operation.
14468 (xviexp<VSs>): New insn for single- and double-precision
14469 vector insert exponent operation.
14470 (xvtstdc<VSs>): New insn for single- and double-precision
14471 vector test data class operation.
14472 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14473 built-in functions to represent the Power9 binary floating-point
14474 support instructions.
14476 2016-08-10 bin cheng <bin.cheng@arm.com>
14478 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
14480 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
14481 Renlin Li <renlin.li@arm.com>
14482 Bin Cheng <bin.cheng@arm.com>
14484 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
14485 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
14486 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
14487 (aarch64_vcond_internal<mode><mode>): Delete pattern.
14488 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
14489 (vcond<v_cmp_result><mode>): Ditto.
14490 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
14491 (vcondu<mode><mode>): Ditto.
14492 (vcond<v_cmp_mixed><mode>): New pattern.
14493 (vcondu<mode><v_cmp_mixed>): New pattern.
14494 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
14495 of aarch64_vcond_internal.
14497 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
14498 Renlin Li <renlin.li@arm.com>
14499 Bin Cheng <bin.cheng@arm.com>
14501 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
14502 (vec_cmp<mode><v_cmp_result>): New pattern.
14503 (vec_cmpu<mode><mode>): New pattern.
14504 (vcond_mask_<mode><v_cmp_result>): New pattern.
14506 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14508 PR tree-optimization/71734
14509 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
14510 REF_LOOP, invoke ref_indep_loop_p_1.
14511 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
14512 to ref_indep_loop_p.
14513 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
14514 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
14515 is inside LOOP, do not cache dpendence value for loops with
14517 (ref_indep_loop_p_2): Delete function.
14518 (can_sm_ref_p): Pass LOOP as additional argument to
14521 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
14524 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
14525 being an offsettable address.
14527 2016-08-10 Martin Liska <mliska@suse.cz>
14529 PR gcov-profile/58306
14530 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
14531 atomic variants of profile update functions.
14533 2016-08-10 Martin Liska <mliska@suse.cz>
14535 Cherry picked (and modified) from google-4_7 branch
14536 2012-12-26 Rong Xu <xur@google.com>
14537 * common.opt (fprofile-update): Add new flag.
14538 * coretypes.h: Define enum profile_update.
14539 * doc/invoke.texi: Document -fprofile-update.
14540 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
14541 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
14542 * tree-profile.c (gimple_init_edge_profiler): Generate
14543 also atomic profiler update.
14544 (gimple_gen_edge_profiler): Likewise.
14546 2016-08-10 David Malcolm <dmalcolm@redhat.com>
14548 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
14549 stack_usage_file to NULL after fclose calls.
14551 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14554 * reload.c (push_reload): Compute subreg_in_class for
14555 subregs of constants and plus expressions. Remove special
14556 handling of SYMBOL_REFs.
14558 2016-08-10 Alan Modra <amodra@gmail.com>
14561 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
14562 SImode for TARGET_E500_DOUBLE when given SImode.
14564 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
14566 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
14567 unused variable __O.
14569 2016-08-09 Martin Liska <mliska@suse.cz>
14571 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
14572 _gcov_reset to __gcov_reset.
14573 * doc/gcov-tool.texi: Fix typo.
14575 2016-08-09 Martin Liska <mliska@suse.cz>
14577 * value-prof.c (gimple_divmod_values_to_profile): Do not
14578 instrument MOD histogram if a value is not a SSA name.
14580 2016-08-09 Martin Liska <mliska@suse.cz>
14582 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
14585 2016-08-09 Renlin Li <renlin.li@arm.com>
14587 PR middle-end/64971
14588 * calls.c (prepare_call_address): Convert funexp to Pmode when
14590 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
14591 (sibcall_value): Likewise.
14593 2016-08-09 Marek Polacek <polacek@redhat.com>
14596 * cselib.c (cselib_expand_value_rtx_1): Add return.
14597 * gengtype.c (dbgprint_count_type_at): Likewise.
14598 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
14599 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
14601 2016-08-09 Martin Jambor <mjambor@suse.cz>
14604 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
14605 if instance is a MEM_REF.
14607 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
14610 * config/i386/i386.md (*movtf_internal): Use
14611 lra_in_progress || reload_completed instead of !can_create_pseudo_p
14612 in the insn constraint.
14613 (*movxf_internal): Ditto.
14614 (*movdf_internal): Ditto.
14615 (*movsf_internal): Ditto.
14617 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14619 PR tree-optimization/72772
14620 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
14623 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14625 PR tree-optimization/72772
14626 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
14628 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
14629 parameter STOP and update calls. Move expand_simple_operations
14630 function call from here...
14631 (simplify_using_initial_conditions): ...to here. Delete parameter
14633 (tree_simplify_using_condition): Delete parameter STOP.
14634 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
14635 simplify_using_initial_conditions.
14637 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
14640 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
14641 Use create_tmp_var_raw instead of create_tmp_var.
14643 2016-08-09 Richard Biener <rguenther@suse.de>
14645 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
14646 Treat same SSA names related.
14648 2016-08-09 Jakub Jelinek <jakub@redhat.com>
14650 PR tree-optimization/72824
14651 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
14652 real_zerop is not negative.
14654 2016-08-09 Richard Biener <rguenther@suse.de>
14656 PR tree-optimization/71802
14657 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
14658 all merge opportunities with the predecessor.
14660 2016-08-09 Richard Biener <rguenther@suse.de>
14663 * ipa-prop.c (ipa_modify_formal_parameters): Build
14664 parameter types with natural alignment also for the
14667 2016-08-08 Andi Kleen <ak@linux.intel.com>
14669 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
14671 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14674 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
14675 do-nothing langhook.
14676 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
14677 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
14678 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
14679 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
14681 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14684 * input.c: Ensure that HAVE_ICONV is defined.
14686 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14688 PR middle-end/72781
14689 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
14690 private vars for lastprivate and for linear iterator.
14692 PR middle-end/68762
14693 * omp-simd-clone.c: Include varasm.h.
14694 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
14695 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
14696 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
14697 update function name.
14699 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14701 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
14702 (avr_diagnose_devicespecs_error): Remove.
14703 (avr_devicespecs_file): Remove composing absolute path for specfile
14704 and its verbose info. Remove conditions to check specs-file,
14706 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14708 PR rtl-optimization/72821
14709 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
14710 just return false for them.
14712 2016-08-08 Alan Modra <amodra@gmail.com>
14715 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
14716 toc refs created during reload. Update function comment.
14718 2016-08-08 Alan Modra <amodra@gmail.com>
14721 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
14722 alternatives. Put loads first, then stores, and reg/reg moves
14723 within same class later. Delete attr length.
14725 2016-08-08 Alan Modra <amodra@gmail.com>
14728 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
14729 (mem_operand_ds_form): New predicate.
14730 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
14731 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
14732 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
14733 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
14734 (extendsfdf2_fpr): Replace o constraint with wY.
14736 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
14738 * tree-ssa-threadbackward.c: Include tree-inline.h
14739 (profitable_jump_thread_path): Use estimate_num_insns to estimate
14740 size of copied block; for cold paths reduce duplication.
14741 (find_jump_threads_backwards): Remove redundant tests.
14742 (pass_thread_jumps::gate): Enable for -Os.
14744 2016-08-07 Jakub Jelinek <jakub@redhat.com>
14747 * stor-layout.c (layout_decl): Fix up formatting.
14748 (relayout_decl): Allow DECL to be FIELD_DECL.
14750 2016-08-07 Alan Modra <amodra@gmail.com>
14752 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
14754 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
14756 * data-streamer-in.c (streamer_read_wide_int): New.
14757 (streamer_read_widest_int): Renamed function.
14758 * data-streamer-out.c (streamer_write_wide_int): New
14759 (streamer_write_widest_int): Renamed function.
14760 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
14762 (input_cfg): Call renamed function.
14763 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
14765 (output_cfg): Call renamed function.
14766 * data-streamer.h: Add declarations.
14768 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14770 * tree-ssa-ccp.c (extend_mask): New param sgn.
14771 Remove ORing with wi::mask.
14772 (get_default_value): Adjust call to extend_mask to pass sign.
14773 (evaluate_stmt): Likewise.
14775 2016-08-06 Jakub Jelinek <jakub@redhat.com>
14777 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
14780 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14782 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
14783 transform if operand's type is pointer to function or method.
14785 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14787 PR tree-optimization/18046
14788 * tree-ssa-threadedge.c: Include cfganal.h.
14789 (simplify_control_statement_condition): If simplifying a
14790 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
14791 with the dominating ASSERT_EXPR before handing it off to VRP.
14792 Mention that a CASE_LABEL_EXPR may be returned.
14793 (thread_around_empty_blocks): Adjust to handle
14794 simplify_control_statement_condition() returning a
14796 (thread_through_normal_block): Likewise.
14797 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
14798 a switch statement by trying to determine which case label
14801 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
14803 PR rtl-optimization/69847
14804 * lra-constraints.c (process_invariant_for_inheritance): Save
14805 pattern instead of src.
14806 (remove_inheritance_pseudos): Use the pattern. Add assert.
14808 2016-08-05 David Malcolm <dmalcolm@redhat.com>
14810 * input.c (string_concat::string_concat): New constructor.
14811 (string_concat_db::string_concat_db): New constructor.
14812 (string_concat_db::record_string_concatenation): New method.
14813 (string_concat_db::get_string_concatenation): New method.
14814 (string_concat_db::get_key_loc): New method.
14815 (class auto_cpp_string_vec): New class.
14816 (get_substring_ranges_for_loc): New function.
14817 (get_source_range_for_substring): New function.
14818 (get_num_source_ranges_for_substring): New function.
14819 (class selftest::lexer_test_options): New class.
14820 (struct selftest::lexer_test): New struct.
14821 (class selftest::ebcdic_execution_charset): New class.
14822 (selftest::ebcdic_execution_charset::s_singleton): New variable.
14823 (selftest::lexer_test::lexer_test): New constructor.
14824 (selftest::lexer_test::~lexer_test): New destructor.
14825 (selftest::lexer_test::get_token): New method.
14826 (selftest::assert_char_at_range): New function.
14827 (ASSERT_CHAR_AT_RANGE): New macro.
14828 (selftest::assert_num_substring_ranges): New function.
14829 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
14830 (selftest::assert_has_no_substring_ranges): New function.
14831 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
14832 (selftest::test_lexer_string_locations_simple): New function.
14833 (selftest::test_lexer_string_locations_ebcdic): New function.
14834 (selftest::test_lexer_string_locations_hex): New function.
14835 (selftest::test_lexer_string_locations_oct): New function.
14836 (selftest::test_lexer_string_locations_letter_escape_1): New function.
14837 (selftest::test_lexer_string_locations_letter_escape_2): New function.
14838 (selftest::test_lexer_string_locations_ucn4): New function.
14839 (selftest::test_lexer_string_locations_ucn8): New function.
14840 (selftest::uint32_from_big_endian): New function.
14841 (selftest::test_lexer_string_locations_wide_string): New function.
14842 (selftest::uint16_from_big_endian): New function.
14843 (selftest::test_lexer_string_locations_string16): New function.
14844 (selftest::test_lexer_string_locations_string32): New function.
14845 (selftest::test_lexer_string_locations_u8): New function.
14846 (selftest::test_lexer_string_locations_utf8_source): New function.
14847 (selftest::test_lexer_string_locations_concatenation_1): New
14849 (selftest::test_lexer_string_locations_concatenation_2): New
14851 (selftest::test_lexer_string_locations_concatenation_3): New
14853 (selftest::test_lexer_string_locations_macro): New function.
14854 (selftest::test_lexer_string_locations_stringified_macro_argument):
14856 (selftest::test_lexer_string_locations_non_string): New function.
14857 (selftest::test_lexer_string_locations_long_line): New function.
14858 (selftest::test_lexer_char_constants): New function.
14859 (selftest::input_c_tests): Call the new test functions once per
14860 case within the line_table test matrix.
14861 * input.h (struct string_concat): New struct.
14862 (struct location_hash): New struct.
14863 (class string_concat_db): New class.
14864 * substring-locations.h: New header.
14866 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14868 PR tree-optimization/72810
14869 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
14870 the type of the case labels when truncating.
14872 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
14875 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
14876 (aarch64_fp16_ptr_type_node): Likewise.
14877 * config/aarch64/aarch64-simd-builtins.c
14878 (aarch64_fp16_ptr_type_node): Define.
14879 (aarch64_init_fp16_types): New, refactored out of...
14880 (aarch64_init_builtins): ...here, update to call
14881 aarch64_init_fp16_types.
14882 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
14884 (aapcs_vfp_sub_candidate): Likewise.
14886 2016-08-05 Martin Liska <mliska@suse.cz>
14887 Joshua Cranmer <Pidgeot18@gmail.com>
14889 * gcov.c (line_t::has_block): New function.
14890 (enum loop_type): New enum.
14891 (handle_cycle): New function.
14892 (unblock): Likewise.
14893 (circuit): Likewise.
14894 (get_cycles_count): Likewise.
14895 (accumulate_line_counts): Use new loop detection algorithm.
14897 2016-08-05 Martin Liska <mliska@suse.cz>
14899 * gcov.c (output_intermediate_file): Rename
14900 function_info::line_next to next_file_fn.
14901 (process_file): Likewise.
14902 (read_graph_file): Likewise.
14903 (accumulate_line_counts): Likewise.
14904 (output_lines): Likewise.
14906 2016-08-05 Richard Biener <rguenther@suse.de>
14908 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
14909 restriction on threading to a loop header.
14911 2016-08-05 Richard Biener <rguenther@suse.de>
14913 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
14914 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
14915 adjust loop info accordingly.
14917 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
14919 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
14920 before folding call to __builtin_constant_p with parameters to false.
14922 2016-08-05 Alan Modra <amodra@gmail.com>
14924 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
14925 code accidentally committed 2016-05-02 providing class when given
14928 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14930 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
14931 the case label ranges that partially overlap with OP's value
14934 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
14937 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
14938 Cast builtin function result to __mmask16 instead of __mmask8.
14939 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14940 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
14941 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14943 2016-08-04 David Malcolm <dmalcolm@redhat.com>
14945 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
14946 (ASSERT_TRUE_AT): New macro.
14947 (ASSERT_FALSE): Reimplement in terms of...
14948 (ASSERT_FALSE_AT): New macro.
14949 (ASSERT_STREQ_AT): Fix typo in comment.
14951 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14953 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
14954 labels are exhaustive, designate the label with the widest
14955 range to be the default label.
14957 2016-08-04 Andrew Pinski <apinski@cavium.com>
14959 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
14960 (thunderx_tunings): Use thunderx_vector_cost instead of
14961 generic_vector_cost.
14963 2016-08-04 Martin Liska <mliska@suse.cz>
14965 * gcov.c (main): Fix GNU coding style.
14966 (output_intermediate_file): Likewise.
14967 (process_file): Likewise.
14968 (generate_results): Likewise.
14969 (release_structures): Likewise.
14970 (create_file_names): Likewise.
14971 (find_source): Likewise.
14972 (read_graph_file): Likewise.
14973 (find_exception_blocks): Likewise.
14974 (canonicalize_name): Likewise.
14975 (make_gcov_file_name): Likewise.
14976 (mangle_name): Likewise.
14977 (accumulate_line_counts): Likewise.
14978 (output_branch_count): Likewise.
14979 (read_line): Likewise.
14981 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
14983 PR rtl-optimization/71779
14984 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
14985 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
14986 or if it was truncated.
14988 PR rtl-optimization/70903
14989 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
14991 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
14993 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
14994 accessing SSA_NAME_PTR_INFO.
14996 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
14999 * common/config/avr/avr-common.c (avr_option_optimization_table)
15000 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
15002 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
15005 * config/avr/avr.md: New pattern to work around do_store_flag
15006 generating shift instructions for bit extractions.
15008 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
15010 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
15012 (add_equivalence): Likewise.
15013 (get_value_range): Allocate value range with vrp_value_range_pool.
15014 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
15015 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
15017 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
15019 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
15020 the default for the rs6000 port.
15022 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
15024 PR middle-end/71876
15025 * calls.c (special_function_p): Remove special handling of
15026 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
15027 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
15028 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
15030 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
15032 PR middle-end/72778
15033 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
15034 Don't stop on regular insns.
15036 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
15038 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
15039 size to DImode boundary.
15040 (nvptx_propagate): Likewise.
15042 2016-08-03 Alan Modra <amodra@gmail.com>
15044 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
15045 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
15046 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
15047 from -mefficient-unaligned-vector. Note that this affects fp too.
15049 2016-08-03 Alan Modra <amodra@gmail.com>
15051 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
15054 2016-08-03 Alan Modra <amodra@gmail.com>
15056 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
15057 to a reg. Localize vars.
15059 2016-08-03 Alan Modra <amodra@gmail.com>
15061 * config/rs6000/rs6000.opt: Remove negatives from help strings
15064 2016-08-03 Alan Modra <amodra@gmail.com>
15066 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
15067 Delete duplicated code.
15069 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
15071 PR middle-end/72778
15072 * lra-spills.c (regno_in_use_p): New.
15073 (lra_final_code_change): Use it.
15075 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
15077 PR rtl-optimization/69847
15078 * lra-int.h (struct lra-reg): Use restore_rtx instead of
15080 (lra_rtx_hash): New.
15081 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
15083 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
15084 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
15085 * lra-spills.c (lra_final_code_change): Don't delete insn when the
15086 next insn is USE with the same reg as the current insn source.
15087 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
15089 (lra_constraints_init): Call initiate_invariants.
15090 (lra_constraints_finish): Call finish_invariants.
15091 (struct invariant, invariant_t, invariant_ptr_t): New.
15092 (const_invariant_ptr_t, invariants, invariants_pool): New.
15093 (invariant_table, invariant_hash, invariant_eq_p): New.
15094 (insert_invariant, initiate_invariants, finish_invariants): New.
15095 (clear_invariants, invalid_invariant_regs): New.
15096 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
15097 instead of restore_regno.
15098 (invariant_p, process_invariant_for_inheritance): New.
15099 (inherit_in_ebb): Implement invariant inheritance.
15100 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
15101 (remove_inheritance_pseudos): Implement undoing invariant
15103 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
15104 instead of restore_regno.
15105 * lra-assigns.c (regno_live_length): New.
15106 (reload_pseudo_compare_func): Use regno_live_length.
15107 (assign_by_spills): Use restore_rtx instead of restore_regno.
15108 (lra_assign): Ditto. Initiate regno_live_length.
15110 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
15112 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
15113 __builtin_aarch64_fmindf.
15115 2016-08-02 Bin Cheng <bin.cheng@arm.com>
15117 PR tree-optimization/34114
15118 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
15119 information for more control IVs.
15121 2016-08-02 Bin Cheng <bin.cheng@arm.com>
15123 PR tree-optimization/34114
15124 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
15125 PLUS_EXPR case. Handle SSA_NAME case.
15127 2016-08-02 Tamar Christina <tamar.christina@arm.com>
15129 * config/aarch64/aarch64-simd-builtins.def
15130 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
15131 (__builtin_aarch64_fmaxdf): Likewise.
15132 (__builtin_aarch64_smin_nandf): Likewise.
15133 (__builtin_aarch64_smax_nandf): Likewise.
15134 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
15135 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
15136 (<fmaxmin><mode>3): ...this.
15137 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
15138 (vminnm_f64): Likewise.
15139 (vmin_f64): Likewise.
15140 (vmax_f64): Likewise.
15141 * config/aarch64/iterators.md (FMAXMIN): Merge with...
15142 (FMAXMIN_UNS): ...this.
15143 (fmaxmin): Merged with
15144 (fmaxmin_op): ...this...
15145 (maxmin_uns_op): ...in to this.
15147 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15149 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15150 Add support for vec_extract on vector float, vector int, vector
15151 short, and vector char vector types.
15152 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
15153 vector float, vector int, vector short, and vector char
15154 optimizations on 64-bit ISA 2.07 systems for both constant and
15155 variable element numbers.
15156 (rs6000_split_vec_extract_var): Likewise.
15157 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
15158 Altivec registers on ISA 2.07 and above.
15159 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
15160 which never was matched due to the split occuring before register
15161 allocation (and the code would not have worked on little endian
15162 systems if it did match). Allow extracts to go to the Altivec
15163 registers if ISA 2.07 (power8). Change from using "" around the
15164 C++ code to using {}'s.
15165 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
15166 vec_extracts when the vector is in memory.
15167 (vsx_extract_v4sf_var): New insn to optimize vector float
15168 vec_extracts when the element number is variable on 64-bit ISA
15170 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
15171 for 64-bit ISA 2.07 as well as ISA 3.0.
15172 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
15173 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
15174 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
15175 optimize vector int, vector short, and vector char vec_extracts
15176 when the vector is in memory.
15177 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
15178 optimize vector int, vector short, and vector char vec_extracts
15179 when the element number is variable.
15181 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15184 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
15185 does not overlap with other symbol flags.
15187 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
15189 * config/aarch64/aarch64.h (aarch64_frame):
15190 Remove padding0 and hardfp_offset. Add locals_offset,
15191 initial_adjust, callee_adjust, callee_offset and final_adjust.
15192 * config/aarch64/aarch64.c (aarch64_layout_frame):
15193 Remove unused padding0 and hardfp_offset initializations.
15194 Choose frame layout and set frame variables accordingly.
15195 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
15196 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
15197 (aarch64_pop_regs): Likewise.
15198 (aarch64_expand_prologue): Remove all decision code, just emit
15199 prolog according to frame variables.
15200 (aarch64_expand_epilogue): Remove all decision code, just emit
15201 epilog according to frame variables.
15202 (aarch64_initial_elimination_offset): Use offset to local/arg area.
15204 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
15207 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
15208 fix_debug_reg_uses after changing source register mode to
15209 V1TImode if source register is undefined.
15211 2015-08-01 Alan Hayward <alan.hayward@arm.com>
15213 PR tree-optimization/71818
15214 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
15215 with non invariant evolutions
15217 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15220 * config/avr/avr.md (length) [branch]: Correct insn length
15221 attribute for forward branches.
15223 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15225 * doc/extend.texi (AVR Built-in Functions): Document
15226 __builtin_avr_nops.
15227 * config/avr/builtins.def (NOPS): New.
15228 * config/avr/avr.c (avr_expand_nops): New static function.
15229 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
15231 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15233 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
15234 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
15237 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
15239 * config/aarch64/aarch64.c (vulcan_tunings): Update
15240 vulcan L1 cache_line_size.
15242 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
15244 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
15245 function that takes a vector memory address, a hard register, an
15246 element number and a temporary base register, and recreates an
15247 address that points to the appropriate element within the vector.
15248 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
15249 (rs6000_split_vec_extract_var): Add support for the target of a
15250 vec_extract with variable element number being a scalar memory
15252 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
15254 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
15255 vsx_extract_<mode>_load insn with a new insn that optimizes
15256 storing either element to a memory location, using scratch
15257 registers to pick apart the vector and reconstruct the address.
15258 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
15259 (vsx_extract_<mode>_store): Rework alternatives to more correctly
15260 support Altivec registers. Add support for ISA 3.0 Altivec d-form
15262 (vsx_extract_<mode>_var): Add support for extracting a variable
15263 element number from memory.
15265 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
15267 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
15268 when testing for compares against constants of the form 0xabab.
15270 2016-07-29 Bin Cheng <bin.cheng@arm.com>
15272 PR tree-optimization/57558
15273 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
15275 (vect_loop_versioning): Support versioning with niter assumptions.
15276 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
15277 (vect_get_loop_niters): New parameter. Reimplement to support
15278 assumptions in loop niter info.
15279 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
15280 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
15281 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
15282 Support loop versioning for niters.
15283 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
15284 (vect_free_loop_info_assumptions): New function.
15285 (vectorize_loops): Free loop niter info for loops with flag
15286 LOOP_F_ASSUMPTIONS set if vectorization failed.
15287 * tree-vectorizer.h (struct _loop_vec_info): New field
15288 num_iters_assumptions.
15289 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
15290 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
15291 (LOOP_REQUIRES_VERSIONING): New macro.
15292 (vect_free_loop_info_assumptions): New decl.
15294 2016-07-29 Bin Cheng <bin.cheng@arm.com>
15296 * cfgloop.h (struct loop): New field constraints.
15297 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
15298 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
15300 * cfgloop.c (alloc_loop): Initialize new field.
15301 * cfgloopmanip.c (copy_loop_info): Copy constraints.
15302 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
15303 Adjust niter analysis wrto loop constraints.
15304 * doc/loop.texi (@node Number of iterations): Add description for loop
15307 2016-07-29 Marek Polacek <polacek@redhat.com>
15310 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
15311 (ix86_expand_round_builtin): Likewise.
15313 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
15314 Georg-Johann Lay <avr@gjlay.de>
15316 PR rtl-optimization/71976
15317 * combine.c (get_last_value): Return 0 if the argument for which
15318 the function is called has a wider mode than the recorded value.
15320 2016-07-29 Marek Polacek <polacek@redhat.com>
15323 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
15324 (altivec_expand_st_builtin): Likewise.
15326 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
15328 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
15329 introduced in r238381.
15331 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
15333 PR middle-end/68217
15334 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
15335 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
15337 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
15339 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
15341 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15342 Add support for vec_extract of vector double or vector long having
15343 a variable element number on 64-bit ISA 2.07 systems or newer.
15344 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
15346 (rs6000_split_vec_extract_var): New function to split a
15347 vec_extract built-in function with variable element number.
15348 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
15350 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
15351 (UNSPEC_VSX_EXTRACT): Likewise.
15352 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
15353 direct move instructions to be generated on 64-bit ISA 2.07
15354 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
15356 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
15357 arguments for vec_extract variable element.
15358 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
15359 vec_extract with variable element on V2DFmode and V2DImode
15361 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
15362 -mupper-regs-df requirement, since it isn't needed.
15363 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
15364 do direct moves on 64-bit systems, which allows optimization of
15365 vec_extract on 64-bit ISA 2.07 systems and newer.
15367 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
15368 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
15370 * config/aarch64/aarch64.md
15371 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
15372 statement and type.
15373 (<optab>qihi2_aarch64): Likewise, and split into two.
15374 (extendqihi2_aarch64): New.
15375 (zero_extendqihi2_aarch64): New.
15376 * config/aarch64/iterators.md (ldrxt): Remove.
15377 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
15380 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
15382 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
15384 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
15386 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
15387 (aarch64_push_reg): New function to push 1 or 2 registers.
15388 (aarch64_pop_reg): New function to pop 1 or 2 registers.
15389 (aarch64_expand_prologue): Use aarch64_push_regs.
15390 (aarch64_expand_epilogue): Use aarch64_pop_regs.
15392 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
15394 PR tree-optimization/71734
15395 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
15396 attribute instead of REF_LOOP and use it.
15397 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
15398 set it for Loops having non-zero safelen attribute.
15399 (ref_indep_loop_p): Pass zero as initial value for safelen.
15401 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
15403 PR middle-end/72657
15405 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
15406 call using chkp_gimple_call_builtin_p.
15407 (chkp_copy_bounds_for_assign): Likewise.
15409 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15411 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
15412 * config/arm/arm-protos.h (struct tune_params): Likewise.
15413 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
15414 (cortex_a9_sched_adjust_cost): Likewise.
15415 (fa726te_sched_adjust_cost): Likewise.
15416 (arm_adjust_cost): Likewise.
15417 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
15418 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
15419 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
15420 * config/i386/i386.c (ix86_adjust_cost): Likewise.
15421 * config/ia64/ia64.c: Likewise.
15422 * config/m68k/m68k.c: Likewise.
15423 * config/mep/mep.c (mep_adjust_cost): Likewise.
15424 * config/microblaze/microblaze.c (microblaze_adjust_cost):
15426 * config/mips/mips.c (mips_adjust_cost): Likewise.
15427 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
15429 * config/pa/pa.c (pa_adjust_cost): Likewise.
15430 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
15431 (rs6000_debug_adjust_cost): Likewise.
15432 * config/sh/sh.c (sh_adjust_cost): Likewise.
15433 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
15434 (hypersparc_adjust_cost): Likewise.
15435 (sparc_adjust_cost): Likewise.
15436 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
15437 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
15438 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
15440 * config/visium/visium.c (visium_adjust_cost): Likewise.
15441 * doc/tm.texi: Regenerate.
15442 * haifa-sched.c (dep_cost_1): Adjust.
15443 * target.def: Merge adjust_cost and adjust_cost_2.
15445 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15447 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
15449 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15451 * store-motion.c (struct st_expr): Make pattern_regs a vector.
15452 (extract_mentioned_regs): Append to a vector instead of
15453 returning a rtx_expr_list.
15454 (st_expr_entry): Adjust.
15455 (free_st_expr_entry): Likewise.
15456 (store_ops_ok): Likewise.
15457 (store_killed_in_insn): Likewise.
15458 (find_moveable_store): Likewise.
15460 2016-07-28 Martin Liska <mliska@suse.cz>
15462 PR gcov-profile/68025
15463 * tree-profile.c (tree_profiling): Respect
15464 no_profile_instrument_function attribute.
15465 * doc/extend.texi: Document no_profile_instrument_function
15468 2016-07-28 Martin Liska <mliska@suse.cz>
15470 PR rtl-optimization/70944
15471 * combine.c (make_compound_operation):
15472 Do not allow make_compound_operation for vector mode
15474 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
15476 PR middle-end/71994
15477 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
15478 before calling get_ops.
15480 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
15482 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
15483 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
15484 (BITS_PER_UNIT_LOG): Remove.
15485 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
15486 * expr.c (expand_assignment): Likewise.
15487 * stor-layout.c (initialize_sizetypes): Likewise.
15489 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
15491 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
15492 signature of rs6000_expand_vector_extract so that the element
15493 number is a RTX instead of a constant integer.
15494 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
15496 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
15497 (altivec_expand_vec_ext_builtin): Likewise.
15498 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
15499 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
15500 MFVSRLD instruction.
15502 2016-07-27 David Malcolm <dmalcolm@redhat.com>
15504 * input.c (get_pure_location): Move here from tree.c.
15505 (make_location): Likewise. Add header comment.
15506 (selftest::test_accessing_ordinary_linemaps): Verify
15507 pure_location_p, make_location, get_location_from_adhoc_loc and
15508 get_range_from_loc.
15509 * input.h (get_pure_location): Move declaration here from tree.h.
15510 (get_finish): Likewise for inline function.
15511 (make_location): Likewise for declaration.
15512 * tree.c (get_pure_location): Move to input.c.
15513 (make_location): Likewise.
15514 * tree.h (get_pure_location): Move declaration to tree.h.
15515 (get_finish): Likewise for inline function.
15516 (make_location): Likewise for declaration.
15518 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15520 PR middle-end/71078
15521 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
15523 2016-07-27 David Malcolm <dmalcolm@redhat.com>
15525 * system.h (STATIC_ASSERT): Use static_assert if building
15526 with C++11 onwards.
15528 2016-07-27 Richard Biener <rguenther@suse.de>
15530 PR tree-optimization/72517
15531 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
15532 Revert change to not compute read-read dependences.
15534 2016-07-27 Richard Biener <rguenther@suse.de>
15536 * predict.c (set_even_probabilities): Make nedges unsigned.
15538 2016-07-27 Martin Liska <mliska@suse.cz>
15540 * predict.c (set_even_probabilities): Handle unlikely edges.
15541 (combine_predictions_for_bb): Likewise.
15543 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
15546 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
15547 __float128 support when we don't have hardware support, so that
15548 the IEEE built-in functions like isgreater, first call __unordkf3
15549 to make sure neither operand is a NaN, and if both operands are
15550 ordered, do the normal comparison.
15552 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
15554 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
15556 (extract_code_and_val_from_cond_with_ops): Verify that name is
15557 either cond_op0 or cond_op1.
15559 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
15561 PR tree-optimization/18046
15562 * genmodes.c (emit_mode_size_inline): Emit an assert that
15563 verifies that mode is a valid array index.
15564 (emit_mode_nuinits_inline): Likewise.
15565 (emit_mode_inner_inline): Likewise.
15566 (emit_mode_unit_size_inline): Likewise.
15567 (emit_mode_unit_precision_inline): Likewise.
15568 * tree-vrp.c: Include params.h.
15569 (find_switch_asserts): Register edge assertions for the default
15570 label which correspond to the anti-ranges of each case label.
15571 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
15572 * doc/invoke.texi: Document it.
15574 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15576 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
15577 and unnecessary call to gimple_bb.
15579 2016-07-26 Richard Biener <rguenther@suse.de>
15581 PR rtl-optimization/71984
15582 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
15585 2016-07-26 Richard Biener <rguenther@suse.de>
15587 PR middle-end/72517
15588 * expmed.c (extract_bit_field_1): Constrain the vector mode
15589 with element size matching the extraction mode size when
15590 choosing a better vector mode to do the extraction from.
15592 2016-07-26 Richard Biener <rguenther@suse.de>
15593 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15595 PR middle-end/70920
15596 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
15599 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15601 * tree-ssa-structalias.c (struct scc_info): Change types of
15602 members to auto_sbitmap and auto_vec.
15603 (scc_info::scc_info): New constructor.
15604 (scc_info::~scc_info): New destructor.
15605 (init_scc_info): Remove.
15606 (free_scc_info): Remove.
15607 (find_indirect_cycles): Adjust.
15608 (perform_var_substitution): Likewise.
15609 (free_var_substitution_info): Likewise.
15611 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15613 * tree-outof-ssa.c (struct elim_graph): Change type of members
15614 to auto_vec and auto_sbitmap.
15615 (elim_graph::elim_graph): New constructor.
15616 (delete_elim_graph): Remove.
15617 (expand_phi_nodes): Adjust.
15619 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15621 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
15622 (new_elim_graph): Adjust.
15623 (clear_elim_graph): Likewise.
15624 (delete_elim_graph): Likewise.
15625 (elim_graph_size): Likewise.
15626 (elim_graph_add_node): Likewise.
15627 (elim_graph_add_edge): Likewise.
15628 (elim_graph_remove_succ_edge): Likewise.
15629 (eliminate_name): Likewise.
15630 (eliminate_build): Likewise.
15631 (elim_forward): Likewise.
15632 (elim_unvisited_predecessor): Likewise.
15633 (elim_backward): Likewise.
15634 (elim_create): Likewise.
15635 (eliminate_phi): Likewise.
15636 (expand_phi_nodes): Likewise.
15638 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15640 * bt-load.c (compute_out): Use auto_sbitmap class.
15641 (link_btr_uses): Likewise.
15642 * cfganal.c (mark_dfs_back_edges): Likewise.
15643 (post_order_compute): Likewise.
15644 (inverted_post_order_compute): Likewise.
15645 (pre_and_rev_post_order_compute_fn): Likewise.
15646 (single_pred_before_succ_order): Likewise.
15647 * cfgexpand.c (pass_expand::execute): Likewise.
15648 * cfgloop.c (verify_loop_structure): Likewise.
15649 * cfgloopmanip.c (fix_bb_placements): Likewise.
15650 (remove_path): Likewise.
15651 (update_dominators_in_loop): Likewise.
15652 * cfgrtl.c (break_superblocks): Likewise.
15653 * ddg.c (check_sccs): Likewise.
15654 (create_ddg_all_sccs): Likewise.
15655 * df-core.c (df_worklist_dataflow): Likewise.
15656 * dse.c (dse_step3): Likewise.
15657 * except.c (eh_region_outermost): Likewise.
15658 * function.c (thread_prologue_and_epilogue_insns): Likewise.
15659 * gcse.c (prune_expressions): Likewise.
15660 (prune_insertions_deletions): Likewise.
15661 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
15662 * graph.c (draw_cfg_nodes_no_loops): Likewise.
15663 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
15664 * lcm.c (compute_earliest): Likewise.
15665 (compute_farthest): Likewise.
15666 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
15667 (unroll_loop_runtime_iterations): Likewise.
15668 (unroll_loop_stupid): Likewise.
15669 * lower-subreg.c (decompose_multiword_subregs): Likewise.
15670 * lra-lives.c: Likewise.
15671 * lra.c (lra): Likewise.
15672 * modulo-sched.c (schedule_reg_moves): Likewise.
15673 (optimize_sc): Likewise.
15674 (get_sched_window): Likewise.
15675 (sms_schedule_by_order): Likewise.
15676 (check_nodes_order): Likewise.
15677 (order_nodes_of_sccs): Likewise.
15678 (order_nodes_in_scc): Likewise.
15679 * recog.c (split_all_insns): Likewise.
15680 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
15681 * reload1.c (reload): Likewise.
15682 * sched-rgn.c (haifa_find_rgns): Likewise.
15683 (split_edges): Likewise.
15684 (compute_trg_info): Likewise.
15685 * sel-sched.c (init_seqno): Likewise.
15686 * store-motion.c (remove_reachable_equiv_notes): Likewise.
15687 * tree-into-ssa.c (update_ssa): Likewise.
15688 * tree-ssa-live.c (live_worklist): Likewise.
15689 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
15690 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
15692 (try_peel_loop): Likewise.
15693 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
15695 * tree-ssa-pre.c (compute_antic): Likewise.
15696 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
15697 * tree-stdarg.c (reachable_at_most_once): Likewise.
15698 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
15699 * var-tracking.c (vt_find_locations): Likewise.
15701 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15703 * sbitmap.h (auto_sbitmap): New class.
15705 2016-07-26 Alan Modra <amodra@gmail.com>
15708 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
15711 2016-07-25 David Malcolm <dmalcolm@redhat.com>
15713 * input.c (selftest::temp_source_file::temp_source_file): Fix
15714 missing "%s" in fprintf.
15716 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
15718 PR middle-end/71732
15719 * cselib.c (cselib_process_insn): Invalidate argument slots for
15722 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15724 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
15725 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
15726 vmulxh_lane_f16, vmulxh_laneq_f16): New.
15728 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15730 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15731 * config/aarch64/aarch64.md (fma, fnma): Support HF.
15732 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
15734 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15736 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15737 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
15739 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
15740 (add<mode>3): Likewise.
15741 (sub<mode>3): Likewise.
15742 (mul<mode>3): Likewise.
15743 (div<mode>3): Likewise.
15744 (*div<mode>3): Likewise.
15745 (<fmaxmin><mode>3): Extend to HF.
15746 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
15747 (fabd<mode>3): Likewise.
15748 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
15749 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
15750 (aarch64_fmulx<mode>): Likewise.
15751 (aarch64_fac<optab><mode>): Likewise.
15752 (aarch64_frecps<mode>): Likewise.
15753 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
15754 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
15755 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
15756 (VSDQ_HSDI): Support HI.
15757 (fcvt_target, FCVT_TARGET): Likewise.
15758 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
15759 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
15760 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
15761 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
15762 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
15763 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
15764 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
15765 vrsqrtsh_f16): New.
15767 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15769 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
15770 * config/aarch64/aarch64-builtins.c (hi_UP): New.
15771 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15772 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
15774 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
15775 (aarch64_cm<optab><mode>): Likewise.
15776 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
15777 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
15778 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
15779 (sqrt<mode>2): Likewise.
15780 (*sqrt<mode>2): Likewise.
15781 (abs<mode>2): Likewise.
15782 (<optab><mode>hf2): New pattern for HF mode.
15783 (<optab>hihf2): Likewise.
15784 * config/aarch64/arm_neon.h: Include arm_fp16.h.
15785 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
15786 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
15788 * config/aarch64/arm_fp16.h: New file.
15789 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
15790 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
15791 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
15792 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
15793 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
15794 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
15795 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
15796 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
15797 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
15798 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
15799 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
15800 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
15803 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15805 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
15806 reduc_smin_scal_): Use VDQIF_F16.
15807 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
15808 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
15810 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
15811 * config/aarch64/iterators.md (VDQIF_F16): New.
15812 (vp): Support HF modes.
15813 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
15814 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
15816 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15818 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
15819 "*aarch64_mulx_elt_from_dup<mode>".
15820 (*aarch64_mul3_elt<mode>): Update schedule type.
15821 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
15822 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
15823 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
15824 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
15825 (f, fp): Support HF modes.
15826 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
15827 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
15828 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
15829 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
15830 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
15831 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
15833 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15835 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15836 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
15838 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
15841 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15843 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15844 * config/aarch64/aarch64-simd.md
15845 (aarch64_rsqrts<mode>): Extend to HF modes.
15846 (fabd<mode>3): Likewise.
15847 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
15848 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
15849 (aarch64_<maxmin_uns>p<mode>): Likewise.
15850 (<su><maxmin><mode>3): Likewise.
15851 (<maxmin_uns><mode>3): Likewise.
15852 (<fmaxmin><mode>3): Likewise.
15853 (aarch64_faddp<mode>): Likewise.
15854 (aarch64_fmulx<mode>): Likewise.
15855 (aarch64_frecps<mode>): Likewise.
15856 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
15857 (add<mode>3): Extend to HF modes.
15858 (sub<mode>3): Likewise.
15859 (mul<mode>3): Likewise.
15860 (div<mode>3): Likewise.
15861 (*div<mode>3): Likewise.
15862 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
15864 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
15865 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
15866 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
15867 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
15868 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
15869 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
15870 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
15871 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
15872 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
15873 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
15874 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
15875 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
15876 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
15877 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
15879 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15881 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
15882 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15883 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
15884 (neg<mode>2): Likewise.
15885 (abs<mode>2): Likewise.
15886 (<frint_pattern><mode>2): Likewise.
15887 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
15888 (<optab><VDQF:mode><fcvt_target>2): Likewise.
15889 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
15890 (ftrunc<VDQF:mode>2): Likewise.
15891 (<optab><fcvt_target><VDQF:mode>2): Likewise.
15892 (sqrt<mode>2): Likewise.
15893 (*sqrt<mode>2): Likewise.
15894 (aarch64_frecpe<mode>): Likewise.
15895 (aarch64_cm<optab><mode>): Likewise.
15896 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
15898 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
15899 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
15901 * config/aarch64/arm_neon.h (vdup_n_f16): New.
15902 (vdupq_n_f16): Likewise.
15903 (vld1_dup_f16): Use vdup_n_f16.
15904 (vld1q_dup_f16): Use vdupq_n_f16.
15905 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
15906 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
15907 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
15908 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
15909 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
15910 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
15911 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
15912 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
15913 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
15914 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
15915 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
15916 vsqrt_f16, vsqrtq_f16): New.
15918 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15920 * config/aarch64/aarch64-simd.md
15921 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
15922 (aarch64_ext<mode>): Likewise.
15923 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
15924 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
15925 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
15927 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
15929 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
15930 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
15931 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
15932 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
15933 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
15934 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
15935 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
15937 (vmov_n_f16): Reimplement using vdup_n_f16.
15938 (vmovq_n_f16): Reimplement using vdupq_n_f16..
15940 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15942 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
15943 "frame_related_p". Generate CFA annotation when it's necessary.
15944 (aarch64_expand_prologue): Use aarch64_add_constant.
15945 (aarch64_expand_epilogue): Likewise.
15946 (aarch64_output_mi_thunk): Pass "false" when calling
15947 aarch64_add_constant.
15949 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15951 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
15954 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15956 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
15957 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
15958 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
15959 (aarch64_build_constant): Delete.
15961 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
15964 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15966 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15967 flag_toplevel_reorder.
15969 2016-07-25 Richard Biener <rguenther@suse.de>
15971 * cgraph.c (cgraph_node::verify_node): Compare against builtin
15972 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
15973 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
15974 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
15975 (streamer_get_builtin_tree): Likewise.
15976 (streamer_write_builtin): Likewise.
15977 * lto-streamer.h (LTO_builtin_decl): Remove.
15978 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
15979 (lto_input_scc): Remove LTO_builtin_decl handling.
15980 (lto_input_tree_1): Liekwise.
15981 * lto-streamer-out.c (lto_output_tree_1): Remove special
15982 handling of builtins.
15983 (DFS::DFS): Likewise.
15984 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
15985 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
15987 (streamer_write_builtin): Remove.
15989 2016-07-25 Martin Liska <mliska@suse.cz>
15991 * lto-cgraph.c (input_symtab): Don't call get_working_sets
15992 if flag_auto_profile is set to true.
15994 2016-07-25 Martin Liska <mliska@suse.cz>
15996 PR gcov-profile/71868
15997 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
15998 have a function with multiple latches, count them all.
16000 2016-07-25 Martin Liska <mliska@suse.cz>
16002 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
16004 2016-07-25 Martin Liska <mliska@suse.cz>
16006 PR tree-optimization/71987
16007 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
16008 just for SSA_NAMEs. Fix GNU coding style.
16010 2016-07-25 Martin Liska <mliska@suse.cz>
16012 PR gcov-profile/64874
16013 * gcov-io.h: Update command about file format.
16014 * gcov-iov.c (main): Adapt the numbering scheme.
16016 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
16018 PR middle-end/66726
16019 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
16020 whose result is used in PHI.
16021 (final_range_test_p): Likewise.
16022 (maybe_optimize_range_tests): Likewise.
16024 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
16026 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16027 Reformat two multi-line strings.
16029 2016-07-22 Martin Sebor <msebor@redhat.com>
16031 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
16033 2016-07-22 Martin Sebor <msebor@redhat.com>
16036 * doc/extend.texi (Compound Literals): Correct and clarify.
16037 (Cast to Union): Same.
16039 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
16041 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
16042 comments to explain why certain error messages make mention of
16043 undocumented options.
16044 (rs6000_invalid_builtin): Change error messages to replace mention
16045 of undocumented options with mention of the -mcpu=power9 option
16046 that enables those undocumented options.
16047 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
16048 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
16049 definition of this macro to correct an existing error.
16050 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
16051 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
16052 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
16053 descriptions of built-in functions so that they depend on
16054 -mcpu=power9 instead of on the corresponding undocumented flags.
16055 * doc/invoke.texi (Option Summary): Remove all mention of newly
16056 undocumented flags.
16057 (IBM RS/6000 and PowerPC Options): Likewise.
16058 * doc/md.texi (Constraints for Particuliar Machines): Remove all
16059 mention of newly undocumented flags.
16061 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
16063 * ipa-cp.c (determine_versionability): Do not create constprop clones,
16064 when target_clones attribute is set.
16066 2016-07-22 Bin Cheng <bin.cheng@arm.com>
16068 * common.opt (funsafe-loop-optimizations): Mark ignore.
16069 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
16070 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
16072 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
16073 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
16075 2016-07-22 Bin Cheng <bin.cheng@arm.com>
16077 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
16079 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
16081 (number_of_iterations_exit): Warn missed loop optimization for
16082 possible infinite loops.
16084 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
16087 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
16088 when to emit a ".machine" pseudo-op.
16090 2016-07-22 Martin Liska <mliska@suse.cz>
16092 PR gcov-profile/69028
16093 PR gcov-profile/62047
16094 * coverage.c (coverage_compute_lineno_checksum): Do not
16095 calculate checksum for fns w/o xloc.file.
16096 (coverage_compute_profile_id): Likewise.
16098 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
16100 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
16101 (avr_secondary_reload): ...and implementation.
16102 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
16103 * config/avr/avr.md (reload_in<mode>): Remove insns.
16104 (adjust_len) [lpm]: Remove insn attribute value.
16105 * config/avr/predicates.md (flash_operand): Remove insn predicate.
16107 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16109 PR middle-end/71876
16110 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
16112 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
16113 * calls.c (special_function_p): Remove the special handling of the
16114 "__builtin_" prefix.
16116 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16118 PR middle-end/71876
16119 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
16120 if STMT may be an alloca call.
16121 (gimple_alloca_call_p, alloca_call_p): Return only true for the
16122 builtin alloca call.
16123 * calls.h (gimple_maybe_alloca_call_p): New function.
16124 * tree-inline.c (inline_forbidden_p_stmt): Use
16125 gimple_maybe_alloca_call_p here.
16127 2016-07-21 David Malcolm <dmalcolm@redhat.com>
16129 * spellcheck-tree.c (best_macro_match::best_macro_match):
16130 Explictly specify the template arguments when invoking the base
16131 class constructor, to help older C++ compilers.
16133 2016-07-21 Jakub Jelinek <jakub@redhat.com>
16136 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
16137 before builtin_decl_implicit.
16139 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16141 * optabs.c (emit_condiitonal_move): Short circuit for identical
16144 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16146 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
16147 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
16148 (noce_conversion_profitable_p): New.
16149 (noce_try_store_flag_constants): Use it.
16150 (noce_try_addcc): Likewise.
16151 (noce_try_store_flag_mask): Likewise.
16152 (noce_try_cmove): Likewise.
16153 (noce_try_cmove_arith): Likewise.
16154 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
16156 (noce_convert_multiple_sets): Move cost model to here, from...
16157 (bb_ok_for_noce_convert_multiple_sets) ...here.
16158 (noce_process_if_block): Update calls for above changes.
16159 (noce_find_if_block): Record new noce_if_info parameters.
16161 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16163 * target.def (max_noce_ifcvt_seq_cost): New.
16164 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
16165 * doc/tm.texi: Regenerate.
16166 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
16167 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
16168 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
16169 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
16170 * doc/invoke.texi: Document new params.
16172 2016-07-21 Richard Biener <rguenther@suse.de>
16174 PR tree-optimization/71947
16175 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
16176 ranges have useful limit_vr information.
16178 2016-07-21 Richard Biener <rguenther@suse.de>
16180 * function-tests.c (build_trivial_generic_function): Set
16181 BLOCK_SUPERCONTEXT of DECL_INITIAL.
16182 * omp-low.c (create_omp_child_function): Likewise.
16183 (grid_expand_target_grid_body): Likewise.
16184 * cgraphunit.c (init_lowered_empty_function): Likewise.
16185 (cgraph_node::expand_thunk): Likewise.
16186 * tree-parloops.c (create_loop_fn): Likewise.
16187 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
16189 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16191 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
16194 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
16196 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
16197 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
16198 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
16199 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
16200 values for insn attribute.
16201 * config/avr/avr.c (avr_out_insert_notbit): New function.
16202 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
16203 ADJUST_LEN_INSV_NOTBIT_0/_7.
16204 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
16206 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16208 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
16209 (chrec_convert_1, chrec_convert): Ditto.
16210 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
16211 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
16212 * tree-vrp.c (adjust_range_with_scev): Ditto.
16213 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
16214 (scev_var_range_cant_overflow): New function.
16215 (scev_probably_wraps_p): New parameter. Call above function.
16216 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
16218 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16220 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
16221 by removing computation of may_be_zero.
16223 2016-07-21 Jakub Jelinek <jakub@redhat.com>
16225 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
16227 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
16229 Improving concepts performance and diagnostics.
16230 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
16231 for constraint satisfaction and subsumption.
16232 * timevar.h (auto_timevar): New constructor that matches the push/pop
16233 pattern of usage in pt.c.
16235 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
16237 * hwint.h (HOST_WIDE_INT_0): New define.
16238 (HOST_WIDE_INT_0U): Ditto.
16239 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
16240 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
16241 * simplify-rtx.c: Ditto.
16242 * tree-object-size.c: Ditto.
16244 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16246 * config/s390/s390.c (s390_encode_section_info): Remove mode size
16249 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
16251 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
16252 * combine.c: Use HOST_WIDE_INT_M1U instead of
16253 ~(unsigned HOST_WIDE_INT) 0.
16254 * double-int.h: Ditto.
16256 * dwarf2asm.c:Ditto.
16258 * genmodes.c: Ditto.
16260 * read-rtl.c: Ditto.
16261 * tree-ssa-loop-ivopts.c: Ditto.
16262 * tree-ssa-loop-prefetch.c: Ditto.
16263 * tree-vect-generic.c: Ditto.
16264 * tree-vect-patterns.c: Ditto.
16267 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16269 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
16270 constant addresses outside [0,0xc0] into a register.
16271 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
16272 cases where the base address register is unused after.
16273 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
16274 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
16275 (avr_out_store_psi_reg_disp_tiny): Same.
16277 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16279 Implement attribute progmem on reduced Tiny cores by adding
16280 flash offset 0x4000 to respective symbols.
16283 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
16284 documentation how it works on reduced Tiny cores.
16285 (AVR Named Address Spaces): No support for reduced Tiny.
16286 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
16287 (avr_address_tiny_pm_p): New static function.
16288 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
16289 if the address is in progmem.
16290 (avr_assemble_integer): Same.
16291 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
16292 for symbol_ref in progmem.
16293 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
16294 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
16295 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
16297 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
16299 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
16300 * configure: Regenerate.
16301 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
16302 (USE_THIN_ARCHIVES): New variable.
16303 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
16304 this archive as a thin archive.
16306 2016-07-20 David Malcolm <dmalcolm@redhat.com>
16308 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
16309 same location as last time, don't skip if we have fix-it hints.
16310 Clarify the skipping logic by converting it from one "if" clause
16311 to repeated "if" clauses.
16312 * spellcheck-tree.c: Include "cpplib.h".
16313 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
16314 (best_macro_match::best_macro_match): New constructor.
16315 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
16316 Move here from c/c-decl.c.
16317 (class best_macro_match): Move here from c/c-decl.c, converting
16318 from a typedef to a subclass, gaining a ctor.
16320 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16322 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
16323 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
16325 (avr_addr_space_diagnose_usage): ...and implementation.
16326 (avr_addr_space_supported_p): New function.
16327 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
16328 report bad address space usage if that space is supported.
16329 (avr_insert_attributes): Same. No more complain about unsupported
16331 * config/avr/avr-c.c (tm_p.h): Include it.
16332 (avr_cpu_cpp_builtins): Only define addr-space related built-in
16333 macro if avr_addr_space_supported_p.
16335 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
16337 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
16338 flag_toplevel_reorder.
16340 2016-07-20 David Malcolm <dmalcolm@redhat.com>
16342 * gcc-rich-location.c
16343 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
16345 * gcc-rich-location.h
16346 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
16348 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16350 * target.def (addr_space): Add new diagnose_usage to hook vector.
16351 * targhooks.c (default_addr_space_diagnose_usage): Add default
16352 implementation and...
16353 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
16354 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
16355 is some address space, call targetm.addr_space.diagnose_usage.
16356 * doc/tm.texi.in (Named Address Spaces): Add anchor for
16357 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
16358 * doc/tm.texi: Regenerate.
16360 2016-07-20 Martin Liska <mliska@suse.cz>
16362 PR middle-end/71898
16363 * graphite-isl-ast-to-gimple.c (later_of_the_two):
16364 Properly handly PHI stmts.
16366 2016-07-20 Bin Cheng <bin.cheng@arm.com>
16368 PR tree-optimization/71503
16369 PR tree-optimization/71683
16370 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
16373 2016-07-20 Martin Liska <mliska@suse.cz>
16375 * doc/invoke.texi (-fipa-ra): Document when the option is
16376 disabled. Fix a typo.
16378 2016-07-20 Martin Liska <mliska@suse.cz>
16380 * Makefile.in: Include fibonacci_heap.c
16381 * fibonacci_heap.c: New file.
16382 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
16383 (fibonacci_heap::union_with): Fix deletion of the second heap.
16384 * selftest-run-tests.c (selftest::run_tests): Incorporate
16385 fibonacci heap tests.
16386 * selftest.h: Declare fibonacci_heap_c_tests.
16388 2016-07-20 Martin Liska <mliska@suse.cz>
16390 * selftest-run-tests.c (selftest::run_tests): New function.
16391 * selftest.h (sreal_c_tests): Declare.
16392 * sreal.c (sreal_verify_basics): New function.
16393 (verify_aritmetics): Likewise.
16394 (sreal_verify_arithmetics): Likewise.
16395 (verify_shifting): Likewise.
16396 (sreal_verify_shifting): Likewise.
16397 (void sreal_c_tests): Likewise.
16399 2016-07-19 Jakub Jelinek <jakub@redhat.com>
16401 PR rtl-optimization/71916
16402 * cfgrtl.c (contains_no_active_insn_p): Return false also for
16403 bb which have a single succ fake edge.
16405 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
16408 * dwarf2out.c (gen_subprogram_die): Only call
16409 gen_unspecified_parameters_die while dumping early dwarf.
16411 2016-07-19 Jakub Jelinek <jakub@redhat.com>
16413 PR middle-end/71874
16414 * gimple-fold.c (fold_builtin_memory_op): Use
16415 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
16417 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
16419 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
16420 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
16421 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
16422 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
16423 * combine.c: Ditto.
16426 * double-int.c: Ditto.
16428 * dwarf2out.c: Ditto.
16431 * fold-const.c: Ditto.
16432 * function.c: Ditto.
16434 * genmodes.c: Ditto.
16438 * loop-doloop.c: Ditto.
16439 * loop-invariant.c: Ditto.
16440 * loop-iv.c: Ditto.
16445 * rtlanal.c: Ditto.
16446 * simplify-rtx.c: Ditto.
16447 * stor-layout.c: Ditto.
16449 * tree-ssa-loop-ivopts.c: Ditto.
16450 * tree-vect-generic.c: Ditto.
16451 * tree-vect-patterns.c: Ditto.
16456 * wide-int-print.cc: Ditto.
16457 * wide-int.cc: Ditto.
16458 * wide-int.h: Ditto.
16460 2016-07-19 David Malcolm <dmalcolm@redhat.com>
16462 * selftest.c (selftest::assert_streq): Handle NULL values of
16463 val_actual and val_expected.
16465 2016-07-19 Martin Jambor <mjambor@suse.cz>
16468 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
16469 rather than cgraph_create_node to get a call graph node.
16471 2016-07-19 Richard Biener <rguenther@suse.de>
16473 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
16474 handle all tcc_constant bases and valueize SSA names.
16475 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
16476 tcc_constant bases.
16478 2016-07-19 David Malcolm <dmalcolm@redhat.com>
16480 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
16481 the flags of the exit block and bb2, not just the entry block.
16483 2016-07-19 Richard Biener <rguenther@suse.de>
16485 PR tree-optimization/71901
16486 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
16487 align member, group stuff with the bitfield.
16488 (vn_ref_op_align_unit): New inline.
16489 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
16490 record element alignment and operand 3 unchanged.
16491 (ao_ref_init_from_vn_reference): Adjust.
16492 (valueize_refs_1): Likewise.
16493 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
16495 2016-07-19 Richard Biener <rguenther@suse.de>
16497 PR tree-optimization/71908
16498 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
16499 symbolic constants in a more reliable way.
16501 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
16503 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
16505 (vect_update_inits_of_drs): Likewise.
16506 (vect_create_cond_for_alias_checks): Likewise.
16507 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
16509 2016-07-19 Richard Biener <rguenther@suse.de>
16512 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
16513 with an abstract origin that is not an inlined function outer
16514 scope add a self-reference as abstract origin.
16515 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
16517 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
16520 * config/rs6000/rs6000.c (rs6000_function_value): Fix
16521 unintentional System V.4 structure return breakage for structures
16522 with a single floating point element.
16524 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16526 PR tree-optimization/71734
16527 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
16528 contains REF, use it to check safelen, assume that safelen value
16529 must be greater 1, fix style.
16530 (ref_indep_loop_p_2): Add REF_LOOP argument.
16531 (ref_indep_loop_p): Pass LOOP as additional argument to
16532 ref_indep_loop_p_2.
16534 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
16536 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
16537 allocation in the prologue.
16538 * explow.c (get_dynamic_stack_base): New function to return an address
16539 expression for the dynamic stack base.
16540 (get_dynamic_stack_size): New function to do the required dynamic stack
16541 space size calculations.
16542 (allocate_dynamic_stack_space): Use new functions.
16543 (align_dynamic_address): Move some code from
16544 allocate_dynamic_stack_space to new function.
16545 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
16547 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16549 * config/s390/s390.c (s390_encode_section_info): Always set
16550 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
16553 2016-07-18 Richard Biener <rguenther@suse.de>
16555 PR tree-optimization/71893
16556 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
16557 for sizetype cast added by array_ref_element_size.
16558 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16560 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
16562 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
16563 register parameters. Remove code to initialize argument pointer
16564 on TARGET_64BIT. Optimize call to _mcount when it can be reached
16565 using a pc-relative branch. Cleanup conditional code.
16566 * config/pa/pa.md (call_mcount): New expander.
16567 (call_mcount_nonpic): New insn.
16568 (call_mcount_pic): New insn and split.
16569 (call_mcount_pic_post_reload): New insn.
16570 (call_mcount_64bit): New insn and split.
16571 (call_mcount_64bit_post_reload): New insn.
16573 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
16575 * config/avr/predicates.md (const_m255_to_m1_operand): New.
16576 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
16577 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
16578 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
16579 (*usum_widenqihi3, *udiff_widenqihi3)
16580 (*addhi3_zero_extend.const): New combiner insns.
16581 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
16582 just 1 bit is affected.
16583 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
16584 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
16586 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
16588 * omp-low.c (lower_omp_target): Mark data clauses with
16589 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
16590 zero-length subarrays.
16592 2016-07-15 Richard Biener <rguenther@suse.de>
16594 PR tree-optimization/71881
16595 * tree-loop-distribution.c (destroy_loop): Remove blocks in
16596 reverse DOM order to make debug temp generation happy.
16598 2016-07-15 Richard Biener <rguenther@suse.de>
16600 PR tree-optimization/71887
16601 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
16602 verify it is not zero for division / modulo handling.
16603 (value_replacement): Adjust.
16605 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
16606 Julian Brown <julian@codesourcery.com>
16608 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
16609 * config/aarch64/aarch64-cost-tables.h
16610 (vulcan_extra_costs): New variable.
16611 * config/aarch64/aarch64.c
16612 (vulcan_addrcost_table): Likewise.
16613 (vulcan_regmove_cost): Likewise.
16614 (vulcan_vector_cost): Likewise.
16615 (vulcan_branch_cost): Likewise.
16616 (vulcan_tunings): Likewise.
16618 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
16620 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
16621 (output_in_order): Loop over undefined variables too. Output them
16622 via assemble_undefined_decl. Skip variables that correspond to hard
16623 registers or have value-exprs.
16624 * varpool.c (symbol_table::output_variables): Handle undefined
16625 variables together with defined ones.
16627 2016-07-15 Richard Biener <rguenther@suse.de>
16629 * tree-ssa-pre.c (get_representative_for): Make sure to return
16630 the value number of SSA names.
16631 (phi_translate_1): get_representative_for cannot return NULL.
16632 (do_pre_regular_insertion): Remove redundant call to
16633 fully_constant_expression.
16634 (do_pre_partial_partial_insertion): Likewise.
16636 2016-07-15 Bin Cheng <bin.cheng@arm.com>
16638 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
16639 (derive_simple_iv_with_niters): New function.
16640 (simple_iv): Rewrite using simple_iv_with_niters.
16641 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
16642 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
16644 (number_of_iterations_exit): Rewrite using above function.
16645 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
16648 2016-07-15 Richard Biener <rguenther@suse.de>
16650 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
16651 vec_construct cost.
16653 2016-07-14 Jakub Jelinek <jakub@redhat.com>
16655 PR tree-optimization/71872
16656 * tree-data-ref.c (get_references_in_stmt): Ignore references
16657 with is_gimple_constant get_base_address.
16659 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16661 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
16662 (TARGET_HAVE_LDACQD): New macro.
16663 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
16664 than TARGET_HAVE_LDACQ.
16665 (arm_load_acquire_exclusivedi): Likewise.
16666 (arm_store_release_exclusivedi): Likewise.
16668 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16670 PR rtl-optimization/71878
16671 * lra-constraints.c (match_reload): Pass information about other
16672 output operands. Create new unique register value if matching input
16673 operand shares same register value as output operand being considered.
16674 (curr_insn_transform): Record output operands already processed.
16676 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16679 PR tree-optimization/70923
16680 * tree-vect-patterns.c: Include mult-synthesis.h.
16681 (target_supports_mult_synth_alg): New function.
16682 (synth_lshift_by_additions): Likewise.
16683 (apply_binop_and_append_stmt): Likewise.
16684 (vect_synth_mult_by_constant): Likewise.
16685 (target_has_vecop_for_code): Likewise.
16686 (vect_recog_mult_pattern): Use above functions to synthesize vector
16687 multiplication by integer constants.
16689 2016-07-14 Alan Modra <amodra@gmail.com>
16691 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
16692 gpr alternatives. Correct '*' placement on Y,r alternative.
16693 Add '*' on operand 1 of r,r alternative.
16695 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16697 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
16698 * expmed.h: ... Here.
16700 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
16702 * gimple.h (stmt_can_terminate_bb_p): New function.
16703 * tree-cfg.c (need_fake_edge_p): Rename to ...
16704 (stmt_can_terminate_bb_p): ... this; return true if stmt can
16705 throw external; handle const and pure calls.
16706 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
16708 2016-07-14 Richard Biener <rguenther@suse.de>
16710 PR tree-optimization/71866
16711 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
16712 (do_hoist_insertion): Avoid endless recursion when we
16713 didn't insert anything because we managed to simplify
16714 things down to a constant or SSA name.
16715 (fully_constant_expression): Re-write in terms of ...
16716 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
16717 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
16718 vn_nary_build_or_lookup_1.
16719 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
16720 (vn_nary_build_or_lookup): ... this which now wraps it.
16722 2016-07-14 Alan Modra <amodra@gmail.com>
16725 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
16726 with p9_vector override before power9-dform override.
16728 2016-07-13 Andi Kleen <ak@linux.intel.com>
16730 * value-prof.c (gimple_value_profile_transformations): Don't run
16731 when auto_profile is on.
16733 2016-07-13 Andi Kleen <ak@linux.intel.com>
16735 * auto-profile.c (update_inlined_ind_target,
16736 afdo_indirect_call): Print information to dump file.
16738 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
16740 * genrecog.c (special_predicate_operand_p): New function.
16741 (predicate_name): Move function.
16742 (validate_pattern): Don't warn about missing mode for all
16743 define_special_predicate predicates.
16745 2016-07-13 Bin Cheng <bin.cheng@arm.com>
16747 * tree-vect-data-refs.c (vect_no_alias_p): New function.
16748 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
16749 resolve alias checks which are known at compilation time.
16750 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
16751 alias checks are resolved. Move dump info for too many runtime
16752 alias checks to here...
16753 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
16755 2016-07-13 Richard Biener <rguenther@suse.de>
16757 PR tree-optimization/24574
16758 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
16759 position and add shift, rotate, divison and modulo support
16761 (value_replacement): Pass in argument position to absorbing_element_p.
16763 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
16766 * ipa-inline-transform.c (inline_call): Support
16767 instrumented thunks.
16769 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16771 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
16772 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
16774 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
16775 Baseline. Make initial alternative TARGET_32BIT only.
16776 (udivsi3): Likewise.
16777 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
16778 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
16781 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16783 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
16784 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
16785 availability with TARGET_HAVE_MOVT.
16786 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
16787 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
16788 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
16790 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
16791 extra instruction if MOVW is available. Use a cost variable
16792 incremented by COSTS_N_INSNS (1) when the condition match rather than
16793 returning an arithmetic expression based on COSTS_N_INSNS. Make
16794 constant with bottom half word zero cost 2 instruction if MOVW is
16796 * config/arm/arm.md (define_attr "arch"): Add v8mb.
16797 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
16798 target is ARMv8-M Baseline.
16799 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
16800 (arm_movtas_ze): Likewise.
16801 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
16802 alternative for constants satisfying j constraint.
16803 (thumb1_movsi_insn): Likewise.
16804 (movsi splitter for K alternative): Tighten condition to not trigger
16805 if movt is available and j constraint is satisfied.
16806 (Pe immediate splitter): Likewise.
16807 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
16808 constant fitting in an halfword to use MOVW.
16809 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
16812 2016-07-13 Richard Biener <rguenther@suse.de>
16814 PR middle-end/71104
16815 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
16816 gimplifying the LHS. Make sure to gimplify a returning twice
16817 call LHS without using SSA names.
16819 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16821 * tree-data-ref.c (find_data_references_in_stmt): Remove
16822 unnecessary call to vec::release.
16823 (graphite_find_data_references_in_stmt): Likewise.
16824 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
16825 * tree-vect-stmts.c (vectorizable_condition): Likewise.
16827 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16829 * cfgexpand.c (expand_used_vars): Make the type of a local
16831 * genmatch.c (lower_for): Likewise.
16832 * haifa-sched.c (haifa_sched_init): Likewise.
16833 (add_to_speculative_block): Likewise.
16834 (create_check_block_twin): Likewise.
16835 * predict.c (handle_missing_profiles): Likewise.
16836 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
16837 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
16838 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
16840 (maybe_lower_iteration_bound): Likewise.
16841 * tree-ssa-sccvn.c (DFS): Likewise.
16842 * tree-stdarg.c (reachable_at_most_once): Likewise.
16843 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
16844 (vectorizable_store): Likewise.
16846 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16848 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
16849 (sccvn_dom_walker): make cond_stack an auto_vec.
16851 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16853 * ree.c (struct ext_state): Make type of members auto_vec.
16854 (find_and_remove_re): Adjust.
16856 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16858 * cfgexpand.c (struct stack_vars_data): Make type of fields
16860 (expand_used_vars): Adjust.
16862 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16864 * ipa.c (record_cdtor_fn): Adjust.
16865 (build_cdtor_fns): Likewise.
16866 (ipa_cdtor_merge): Make static_ctors and static_dtors local
16869 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16871 * genextract.c (struct accum_extract): Add constructor and make
16873 (gen_insn): Adjust.
16875 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16877 * tree.c (struct free_lang_data_d): Add constructor and change
16878 types of members to ones that automatically manage resources.
16879 (fld_worklist_push): Adjust.
16880 (find_decls_types): Likewise.
16881 (find_decls_types_in_eh_region): Likewise.
16882 (free_lang_data_in_cgraph): Stop manually creating and
16883 destroying members of free_lang_data_d.
16885 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
16887 PR rtl-optimization/68961
16888 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
16889 peephole variant. Use sse_reg_operand predicates.
16891 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
16893 * config/i386/predicates.md (x86_64_immediate_operand)
16894 <case CONST_INT>: Remove unneeded truncation to DImode.
16895 <case CONST>: Ditto.
16896 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16898 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16901 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
16902 The xxperm and xxpermr instructions require that the 2nd input
16903 operand overlap with the output operand, and not the 1st.
16904 (altivec_vperm_v8hiv16qi): Likewise.
16905 (altivec_vperm_<mode>_uns_internal): Likewise.
16906 (altivec_vpermr_<mode>_internal): Likewise.
16907 (vperm_v8hiv4si): Likewise.
16908 (vperm_v16qiv8hi): Likewise.
16910 2016-07-12 Nathan Sidwell <nathan@acm.org>
16912 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
16913 when -mno-pic-data-is-text-relative is in effect, by default.
16914 * doc/invoke.texi (mpic-data-is-text-relative): Document new
16915 behavior and clarify.
16917 2016-07-12 Martin Liska <mliska@suse.cz>
16919 * params.def: Add avg-loop niter.
16920 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
16921 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
16922 * doc/invoke.texi: Document the new parameter.
16924 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16926 PR middle-end/71700
16927 * expr.c (store_constructor): Mask sign-extended bits when widening
16928 sub-word constructor element at the start of a word.
16930 2016-07-12 Martin Liska <mliska@suse.cz>
16932 * Makefile.in: Append rule for params-options.h.
16933 * params-options.h: New file.
16935 2016-07-12 Martin Liska <mliska@suse.cz>
16937 * ira-build.c (mark_loops_for_removal): Properly iterate
16940 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
16941 Richard Biener <rguenther@suse.de>
16943 PR tree-optimization/23286
16944 PR tree-optimization/70159
16945 * doc/invoke.texi: Document -fcode-hoisting.
16946 * common.opt (fcode-hoisting): New flag.
16947 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
16948 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
16949 (do_regular_insertion): Rename to ...
16950 (do_pre_regular_insertion): ... this and amend general comments
16951 on insertion strathegy.
16952 (do_partial_partial_insertion): Rename to ...
16953 (do_pre_partial_partial_insertion): ... this.
16954 (do_hoist_insertion): New function.
16955 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
16956 and call do_hoist_insertion properly.
16958 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
16959 (pass_pre::execute): Register hoist_insert stats.
16961 2016-07-12 Jakub Jelinek <jakub@redhat.com>
16963 PR middle-end/71716
16964 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
16965 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
16966 is different from mode's bitsize. Small cleanup.
16968 2016-07-12 Richard Biener <rguenther@suse.de>
16970 PR rtl-optimization/68961
16971 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
16972 to simplify to a non-constant.
16974 2016-07-11 Jakub Jelinek <jakub@redhat.com>
16976 PR middle-end/71758
16977 * omp-low.c (expand_omp_target): Gimplify device.
16979 PR tree-optimization/71823
16980 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
16981 to get vec_oprnds2 from op2.
16983 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
16985 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
16986 Hoist common subexpressions.
16987 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16989 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
16992 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
16993 prevent generation of 'stxsiwx' on pre Power8 hardware.
16995 2016-07-11 David Malcolm <dmalcolm@redhat.com>
16997 * input.c: Include cpplib.h.
16998 (selftest::temp_source_file): New class.
16999 (selftest::temp_source_file::temp_source_file): New ctor.
17000 (selftest::temp_source_file::~temp_source_file): New dtor.
17001 (selftest::should_have_column_data_p): New function.
17002 (selftest::test_should_have_column_data_p): New function.
17003 (selftest::temp_line_table): New class.
17004 (selftest::temp_line_table::temp_line_table): New ctor.
17005 (selftest::temp_line_table::~temp_line_table): New dtor.
17006 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
17007 it to create a temp_line_table.
17008 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
17009 locations that are known to have column data.
17010 (selftest::line_table_case): New struct.
17011 (selftest::test_reading_source_line): Move tempfile handling
17012 to class temp_source_file.
17013 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
17014 (selftest::assert_token_loc_eq): New function.
17015 (ASSERT_TOKEN_LOC_EQ): New macro.
17016 (selftest::test_lexer): New function.
17017 (selftest::boundary_locations): New array.
17018 (selftest::input_c_tests): Call test_should_have_column_data_p.
17019 Loop over a test matrix of interesting values of location and
17020 default_range_bits, calling test_lexer on each case in the matrix.
17021 Move call to test_accessing_ordinary_linemaps into the matrix.
17022 * selftest.h (ASSERT_EQ): Reimplement in terms of...
17023 (ASSERT_EQ_AT): New macro.
17025 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
17028 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
17029 Don't convert TImode in debug insn.
17031 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
17033 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
17034 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
17035 (tree_type_common::lang_flag_7): New.
17036 (tree_type_common::spare): Reduce size.
17037 * tree.h (TYPE_ALIGN_OK): Remove.
17038 (TYPE_LANG_FLAG_7): New.
17039 (get_inner_reference): Adjust header.
17040 * print-tree.c (print_node): Adjust.
17041 * expr.c (get_inner_reference): Remove parameter keep_aligning.
17042 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
17043 calls to get_inner_reference.
17044 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
17045 handling of TYPE_ALIGN_OK.
17046 * builtins.c (get_object_alignment_2): Adjust call to
17047 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
17048 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
17050 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
17051 * cfgexpand.c (expand_debug_expr): Likewise.
17052 * dbxout.c (dbxout_expand_expr): Likewise.
17053 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
17054 loc_list_from_tree, fortran_common): Likewise.
17055 * fold-const.c (optimize_bit_field_compare,
17056 decode_field_reference, fold_unary_loc, fold_comparison,
17057 split_address_to_core_and_offset): Likewise.
17058 * gimple-laddress.c (execute): Likewise.
17059 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
17060 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
17061 * hsa-gen.c (gen_hsa_addr): Likewise.
17062 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
17063 * tsan.c (instrument_expr): Likewise.
17064 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
17065 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
17066 * tree-affine.c (tree_to_aff_combination,
17067 get_inner_reference_aff): Adjust calls to get_inner_reference.
17068 * tree-data-ref.c (split_constant_offset_1,
17069 dr_analyze_innermost): Likewise.
17070 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
17071 * tree-sra.c (ipa_sra_check_caller): Likewise.
17072 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
17073 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
17074 bswap_replace): Likewise.
17075 * tree-vect-data-refs.c (vect_check_gather,
17076 vect_analyze_data_refs): Likewise.
17077 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
17078 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
17081 2016-07-11 David Malcolm <dmalcolm@redhat.com>
17083 * Makefile.in (selftest-valgrind): New phony target.
17084 * function-tests.c (selftest::build_cfg): Delete pass instances
17085 created by the test.
17086 (selftest::convert_to_ssa): Likewise.
17087 (selftest::test_expansion_to_rtl): Likewise.
17088 * tree-cfg.c (selftest::test_linear_chain): Release dominator
17090 (selftest::test_diamond): Likewise.
17092 2016-07-11 Richard Biener <rguenther@suse.de>
17094 PR tree-optimization/71816
17095 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
17096 than replacing all of its operands.
17098 2016-07-11 Alan Modra <amodra@gmail.com>
17100 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
17101 (ctr<mode>): Add unspec.
17102 (ctr<mode>_internal*): Likewise.
17104 2016-07-08 James Bowman <james.bowman@ftdichip.com>
17106 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
17107 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
17109 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
17111 PR rtl-optimization/71621
17112 * lra-constraints.c (process_alt_operands): Check combination of
17113 reg class and mode.
17115 2016-07-08 Jason Merrill <jason@redhat.com>
17116 Richard Biener <rguenther@suse.de>
17118 P0145: Refining Expression Order for C++.
17119 * gimplify.c (initial_rhs_predicate_for): New.
17120 (gimplfy_modify_expr): Gimplify RHS before LHS.
17122 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17125 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17126 Allow standard error handling to take over when a wrong number
17127 of arguments is presented to __builtin_vec_ld () or
17128 __builtin_vec_st ().
17130 2016-07-08 Jiong Wang <jiong.wang@arm.com>
17132 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
17137 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
17138 __builtin_aarch64_fmaxv2sf.
17139 (vmaxnmq_f32): Likewise.
17140 (vmaxnmq_f64): Likewise.
17141 (vminnm_f32): Likewise.
17142 (vminnmq_f32): Likewise.
17143 (vminnmq_f64): Likewise.
17145 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
17148 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
17149 enable -mfloat128-hardware by default.
17150 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
17151 that IEEE 128-bit hardware support needs.
17152 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
17153 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
17154 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
17155 floating point requires.
17156 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
17157 -mfloat128 and -mfloat128-hardware changes.
17159 2016-07-08 Alan Hayward <alan.hayward@arm.com>
17161 PR tree-optimization/71667
17162 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
17164 2016-07-08 Martin Liska <mliska@suse.cz>
17166 PR middle-end/71606
17167 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
17168 folding produces SAVE_EXPRs, thus return false for the type.
17170 2016-07-07 Martin Liska <mliska@suse.cz>
17172 * file-find.c (remove_prefix): New function.
17173 * file-find.h (remove_prefix): Declare the function.
17174 * gcc-ar.c (main): Skip a folder of the wrapper if
17175 a wrapped binary would point to the same file.
17177 2016-07-07 Jan Hubicka <jh@suse.cz>
17179 * tree-scalar-evolution.c (iv_can_overflow_p): export.
17180 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
17181 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
17183 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
17186 * ipa-inline-analysis.c (compute_inline_parameters): Set
17187 local.can_change_signature to false for intrumentation
17190 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17192 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
17193 with TARGET_HAVE_MOVT.
17194 (TARGET_HAVE_MOVT): Define.
17195 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
17196 availability with TARGET_HAVE_MOVT.
17197 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
17199 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
17201 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
17202 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
17203 * config/arm/constraints.md (define_constraint "j"): Use
17204 TARGET_HAVE_MOVT to check MOVT availability.
17206 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17208 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
17210 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17212 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
17213 (armv8-m.main): Likewise.
17214 (armv8-m.main+dsp): Likewise.
17215 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
17216 (FL_FOR_ARCH8M_MAIN): Likewise.
17217 * config/arm/arm-tables.opt: Regenerate.
17218 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
17219 armv8-m.main+dsp to BE8_LINK_SPEC.
17220 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
17221 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
17222 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
17223 Baseline and Mainline.
17224 (arm_option_override_internal): Also disable arm_restrict_it when
17225 !arm_arch_notm. Update comment for -munaligned-access to also cover
17227 (arm_file_start): Increase buffer size for printing architecture name.
17228 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
17229 and armv8-m.main+dsp.
17230 (mno-unaligned-access): Clarify that this is disabled by default for
17231 ARMv8-M Baseline architectures as well.
17233 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17235 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
17236 decide whether to prevent some libgcc routines being included for some
17237 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
17238 link between this condition and the one in
17239 libgcc/config/arm/lib1func.S.
17241 2016-07-07 Richard Biener <rguenther@suse.de>
17243 * tree-ssa-pre.c: Include alias.h.
17244 (compute_avail): If we have multiple VN_REFERENCEs with the
17245 same hashtable entry adjust that to make it a valid replacement
17246 for all of them with respect to alignment and aliasing
17247 when doing insertion.
17248 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
17249 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
17251 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
17255 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
17256 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
17259 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17261 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
17262 (adjust_mems): Adjust.
17263 (adjust_insn): Likewise.
17264 (prepare_call_arguments): Likewise.
17266 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17268 * gcse.c (struct ls_expr): Make stores field a vector.
17269 (ldst_entry): Adjust.
17270 (free_ldst_entry): Likewise.
17271 (print_ldst_list): Likewise.
17272 (compute_ld_motion_mems): Likewise.
17273 (update_ld_motion_stores): Likewise.
17275 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17277 * gcse.c (struct ls_expr): Remove loads field.
17278 (ldst_entry): Adjust.
17279 (free_ldst_entry): Likewise.
17280 (print_ldst_list): Likewise.
17281 (compute_ld_motion_mems): Likewise.
17283 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17285 * store-motion.c (struct st_expr): Make antic_stores a vector.
17286 (st_expr_entry): Adjust.
17287 (free_st_expr_entry): Likewise.
17288 (print_store_motion_mems): Likewise.
17289 (find_moveable_store): Likewise.
17290 (compute_store_table): Likewise.
17291 (remove_reachable_equiv_notes): Likewise.
17292 (replace_store_insn): Likewise.
17293 (build_store_vectors): Likewise.
17295 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17297 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
17298 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
17300 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
17302 PR tree-optimization/71518
17303 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
17304 misalign also for outer loops with negative step.
17306 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
17308 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
17309 (cortex_a53_shift): Add mov_shift.
17310 (cortex_a53_shift_reg): Add new reservation for register shifts.
17311 (cortex_a53_alu): Remove bfm.
17312 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
17313 (cortex_a53_alu_extr): Add new reservation for EXTR.
17314 (bypasses): Improve bypass modelling.
17316 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17319 * config/avr/avr.c (avr_asm_select_section): Strip off
17320 SECTION_DECLARED from flags when calling get_section.
17322 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17324 * tree-vectorizer.h (vect_memory_access_type): Add
17325 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
17326 * tree-vect-stmts.c (compare_step_with_zero): New function.
17327 (perm_mask_for_reverse): Move further up file.
17328 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
17330 (get_negative_load_store_type): New function.
17331 (get_load_store_type): Call it. Add an ncopies argument.
17332 (vectorizable_mask_load_store): Update call accordingly and
17333 remove tests for negative steps.
17334 (vectorizable_store, vectorizable_load): Likewise. Handle new
17335 memory_access_types.
17337 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17339 * tree-vectorizer.h (vect_memory_access_type): New enum.
17340 (_stmt_vec_info): Add a memory_access_type field.
17341 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
17342 (vect_model_store_cost): Take an access type instead of a boolean.
17343 (vect_model_load_cost): Likewise.
17344 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
17345 vect_model_store_cost and vect_model_load_cost.
17346 * tree-vect-stmts.c (vec_load_store_type): New enum.
17347 (vect_model_store_cost): Take an access type instead of a
17348 store_lanes_p boolean. Simplify tests.
17349 (vect_model_load_cost): Likewise, but for load_lanes_p.
17350 (get_group_load_store_type, get_load_store_type): New functions.
17351 (vectorizable_store): Use get_load_store_type. Record the access
17352 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
17353 (vectorizable_load): Likewise.
17354 (vectorizable_mask_load_store): Likewise. Replace is_store
17355 variable with vls_type.
17357 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17359 * tree-vectorizer.h (vect_grouped_load_supported): Add a
17360 single_element_p parameter.
17361 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
17362 Check the PR65518 case here rather than in vectorizable_load.
17363 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
17364 * tree-vect-stmts.c (vectorizable_load): Likewise.
17366 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17368 * tree-vectorizer.h (gather_scatter_info): New structure.
17369 (vect_check_gather_scatter): Return a bool rather than a decl.
17370 Replace return-by-pointer arguments with a single
17371 gather_scatter_info *.
17372 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
17373 (vect_analyze_data_refs): Update call accordingly.
17374 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
17375 (vectorizable_mask_load_store): Likewise. Also record the
17376 offset dt and vectype in the gather_scatter_info.
17377 (vectorizable_store): Likewise.
17378 (vectorizable_load): Likewise.
17380 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17382 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
17383 strided groups, use the cost of N scalar accesses instead
17384 of ncopies vector accesses.
17385 (vect_model_load_cost): Likewise.
17387 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17389 * tree-vect-stmts.c (vect_cost_group_size): Delete.
17390 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
17391 variable to indicate when once-per-group costs are being used.
17392 (vect_model_load_cost): Likewise. Fix comment and misindented code.
17394 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17396 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
17397 peeling-for-gaps condition.
17399 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17401 * config/s390/s390.c (s390_expand_vec_init): Force initializer
17402 element to register if it doesn't match general_operand.
17404 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
17405 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17407 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
17409 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
17410 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
17411 (SIGNBIT): New mode iterator.
17412 (Fsignbit): New mode attribute.
17413 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
17414 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
17415 when direct moves are available.
17416 (signbit<mode>2_dm): New define_insn_and_split).
17417 (signbit<mode>2_dm2): New define_insn.
17419 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17421 PR rtl-optimization/71594
17422 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
17423 into subregs of appropriate mode before trying to emit a conditional
17426 2016-07-05 Jan Hubicka <jh@suse.cz>
17428 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
17429 (simple_iv): Use it.
17431 2016-07-05 Jan Hubicka <jh@suse.cz>
17433 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
17435 2016-07-05 Jiong Wang <jiong.wang@arm.com>
17437 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
17440 2016-07-05 Jan Hubicka <jh@suse.cz>
17442 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
17445 2016-07-05 Richard Biener <rguenther@suse.de>
17447 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
17448 Handle empty else block.
17449 (is_feasible_trace): Likewise.
17450 (split_paths): Likewise.
17452 2016-07-05 Richard Biener <rguenther@suse.de>
17454 * tree-loop-distribution.c (distribute_loop): Fix issue with
17455 the cost model loop.
17457 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
17459 * config/arm/neon-testgen.ml: Delete.
17460 * config/arm/neon.ml: Delete.
17462 2016-07-04 Jakub Jelinek <jakub@redhat.com>
17465 * tree.c (attribute_value_equal): Use get_attribute_name instead of
17466 directly using TREE_PURPOSE.
17468 2016-07-04 Jiong Wang <jiong.wang@arm.com>
17470 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
17471 * config/aarch64/aarch64_neon.h: Likewise.
17472 * config/aarch64/arm_neon.h: Likewise.
17473 * config/aarch64/atomics.md: Likewise.
17474 * config/aarch64/aarch64-simd-builtins.def: Likewise.
17475 * doc/invoke.texi: Likewise.
17477 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
17479 * config/s390/s390.md: Add "z13" cpu_facility.
17480 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
17481 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
17482 condition" type instructions.
17484 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
17485 Jeff Law <law@redhat.com>
17487 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
17488 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
17490 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
17492 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
17493 permutation for TARGET_AVX512F.
17494 (ix86_expand_vec_one_operand_perm_avx512): New function.
17495 (expand_vec_perm_1): Invoke introduced function.
17496 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17497 it may be not valid after vectorization.
17499 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17502 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
17503 typo in comment. Only force to memory if it is a weak
17504 external reference.
17506 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
17507 Jiong Wang <jiong.wang@arm.com>
17509 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
17510 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
17511 (AARCH64_FL_F16): New.
17512 (AARCH64_FL_FOR_ARCH8_2): New.
17513 (AARCH64_ISA_8_2): New.
17514 (AARCH64_ISA_F16): New.
17515 (TARGET_FP_F16INST): New.
17516 (TARGET_SIMD_F16INST): New.
17517 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
17518 ("fp"): Disabling "fp" also disables "fp16".
17519 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
17520 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
17521 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
17522 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
17524 2016-07-04 Jan Beulich <jbeulich@suse.com>
17526 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
17528 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
17531 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
17532 the insns, use an insn form that does not adjust the offset on
17533 little endian systems.
17535 2016-07-01 Jan Beulich <jbeulich@suse.com>
17537 * varasm.c (get_variable_section): Validate initializer in
17538 named .bss-like sections.
17540 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
17542 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
17543 Exchange the order of the second and third operands in the vpermr
17544 instruction tmeplate.
17546 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
17549 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
17550 Disallow TDmode values.
17552 2016-07-01 Alan Modra <amodra@gmail.com>
17554 PR rtl-optimization/71709
17555 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
17556 being set, not referenced.
17558 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
17560 PR tree-optimization/70729
17561 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
17562 of loop since it can be not valid after transformation.
17564 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17566 * config/arm/arm.c (thumb_reload_in_hi): Delete.
17567 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
17569 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
17571 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
17574 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
17577 * config/rs6000/constraints.md (wY constraint): New constraint to
17578 match the requirements for the LXSD and STXSD instructions.
17579 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
17580 predicate to match the requirements for the LXSD and STXSD
17582 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
17583 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
17584 to make sure that the bottom 2 bits of offset are 0, the address
17585 form is offsettable, and no updating is done in the address mode.
17586 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
17587 (movdi_internal32): Likewise
17588 (movdi_internal64): Likewise.
17590 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17592 PR tree-optimization/71707
17593 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
17594 strinfo even for ADDR_EXPR ptr.
17596 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
17598 * config/rs6000/altivec.md (darn_32): Change the condition to
17599 TARGET_P9_MISC instead of TARGET_MODULO.
17600 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
17601 condition expression.
17602 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
17603 condition expression.
17604 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
17605 (DFP_TEST): New code iterator.
17606 (dfptstsfi_<code>_mode>): New define_expand.
17607 (*dfp_sgnfcnc_<mode>): New define_insn.
17608 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
17609 definition next to BU_P9_MISC_1 definition and change the MASK
17610 value to RS6000_BTM_P9_MISC.
17611 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
17612 (BU_P9_64BIT_MISC_0): Likewise.
17613 (BU_P9_DFP_MISC_0): New macro definition.
17614 (BU_P9_DFP_MISC_1): New macro definition.
17615 (BU_P9_DFP_MISC_2): New macro definition.
17616 (BU_P9_DFP_OVERLOAD_1): New macro definition.
17617 (BU_P9_DFP_OVERLOAD_2): New macro definition.
17618 (BU_P9_DFP_OVERLOAD_3): New macro definition.
17619 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
17620 (TSTSFI_LT_TD): Likewise.
17621 (TSTSFI_EQ_DD): Likewise.
17622 (TSTSFI_EQ_TD): Likewise.
17623 (TSTSFI_GT_DD): Likewise.
17624 (TSTSFI_GT_TD): Likewise.
17625 (TSTSFI_OV_DD): Likewise.
17626 (TSTSFI_OV_TD): Likewise.
17627 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
17628 (TSTSFI_LT_DD): Likewise.
17629 (TSTSFI_LT_TD): Likewise.
17630 (TSTSFI_EQ): Likewise.
17631 (TSTSFI_EQ_DD): Likewise.
17632 (TSTSFI_EQ_TD): Likewise.
17633 (TSTSFI_GT): Likewise.
17634 (TSTSFI_GT_DD): Likewise.
17635 (TSTSFI_GT_TD): Likewise.
17636 (TSTSFI_OV): Likewise.
17637 (TSTSFI_OV_DD): Likewise.
17638 (TSTSFI_OV_TD): Likewise.
17639 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17640 overloaded test significance functions.
17641 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17642 OPTION_MASK_P9_MISC into the representation of this mask.
17643 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
17645 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
17646 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
17648 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
17649 argument is a 6-bit unsigned literal value if the icode argument
17650 represents a DFP test significance built-in call.
17651 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
17652 flag used independently and in combination with the
17653 RS6000_BTM_64BIT flag.
17654 (rs6000_opt_masks): Add entry for power9-misc command-line option.
17655 (rs6000_builtin_mask_names): Add entry for power9-misc
17656 command-line option.
17657 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
17658 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
17659 RS6000_BTM_P9_MISC macros.
17660 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
17661 option and change the description of the -mpower9-vector option to
17662 enable only vector instructions, removing its erroneously claimed
17663 support for scalar instructions.
17664 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17665 the ISA 3.0 digital floating point test significance built-in
17668 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
17670 * config/aarch64/aarch64.c (cortexa35_tunings):
17671 Enable AES fusion. Use cortexa57_branch_cost.
17672 (cortexa53_tunings): Use cortexa57_branch_cost.
17673 (cortexa72_tunings): Use cortexa57_branch_cost.
17674 Use AUTOPREFETCHER_WEAK.
17675 (cortexa73_tunings): Use cortexa57_branch_cost.
17677 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17678 James Greenhalgh <james.greenhalgh@arm.com>
17680 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
17681 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
17682 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
17683 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
17684 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
17685 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
17686 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
17687 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
17688 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
17689 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
17690 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
17691 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
17692 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
17695 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
17696 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17698 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
17700 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
17702 2016-06-30 David Malcolm <dmalcolm@redhat.com>
17705 * gcc.c (driver::build_option_suggestions): Pass "option" to
17706 add_misspelling_candidates.
17707 * opts-common.c (add_misspelling_candidates): Add "option" param;
17708 use it to avoid adding negated forms for options marked with
17710 * opts.h (add_misspelling_candidates): Add "option" param.
17712 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17714 PR middle-end/71693
17715 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
17716 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
17717 first when permuting bitwise operation with rotate. Cast
17718 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
17720 2016-06-29 David Malcolm <dmalcolm@redhat.com>
17722 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
17723 for misspelled param names.
17724 * params.c: Include spellcheck.h.
17725 (find_param_fuzzy): New function.
17726 * params.h (find_param_fuzzy): New prototype.
17727 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
17728 * spellcheck.h (struct edit_distance_traits<const char *>):
17731 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
17733 * config/rs6000/predicates.md (const_0_to_7_operand): New
17734 predicate, recognize 0..7.
17735 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
17736 support for doing extracts from V16QImode, V8HImode, V4SImode
17738 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
17739 vector extract support.
17740 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
17741 for ISA 3.0 vector extract.
17742 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
17743 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
17744 extracts of a constant element number from small integer vectors
17745 on 64-bit ISA 3.0 systems.
17746 (vsx_extract_<mode>_di): Likewise.
17747 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
17748 say when we can do ISA 3.0 vector extracts.
17749 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
17750 registers, using the stxsiwx instruction.
17752 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
17754 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
17755 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
17756 qdf24xx_regmove_cost, qdf24xx_tunings): New.
17757 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
17758 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
17759 * config/arm/arm.c (arm_qdf24xx_tune): New.
17761 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
17763 * config/aarch64/aarch64.c (cortexa53_tunings):
17764 Increase loop alignment to 8. Set function alignment to 16.
17765 (cortexa35_tunings): Likewise.
17766 (cortexa57_tunings): Increase loop alignment to 8.
17767 (cortexa72_tunings): Likewise.
17768 (cortexa73_tunings): Likewise.
17770 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
17772 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
17773 for arm_fp16_ok and arm_fp16_hw.
17774 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
17775 arm_fp16_alternative.
17777 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
17779 PR tree-optimization/71655
17780 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
17781 types when swapping operands.
17783 2016-06-29 Martin Liska <mliska@suse.cz>
17785 PR middle-end/71585
17786 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
17787 * ipa-inline-transform.c (inline_call): Remove unnecessary call
17788 of build_optimization_node.
17790 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
17792 PR tree-optimization/70729
17793 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
17794 independent in loops having positive safelen value.
17795 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17796 it may be not valid after vectorization.
17798 2016-06-29 Jakub Jelinek <jakub@redhat.com>
17800 PR tree-optimization/71625
17801 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
17802 is sorted by ascending list->offset. If PTR is non-NULL and there is
17803 previous strinfo, call get_stridx_plus_constant.
17804 (get_stridx): Pass exp as second argument to get_addr_stridx.
17805 (addr_stridxptr): Add missing list = list->next, so that there can be
17806 more than one entries in the list. Bump limit from 16 to 32. Ensure
17807 the list is sorted by ascending list->offset.
17808 (get_stridx_plus_constant): Adjust so that it can be also called with
17809 ADDR_EXPR instead of SSA_NAME as PTR.
17810 (handle_char_store): Pass NULL_TREE as second argument to
17813 2016-06-29 Richard Biener <rguenther@suse.de>
17815 PR rtl-optimization/68961
17816 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
17818 2016-06-29 Richard Biener <rguenther@suse.de>
17820 PR middle-end/71002
17821 * alias.c (component_uses_parent_alias_set_from): Handle
17822 type punning through union accesses by using the union alias set.
17823 * gimple.c (gimple_get_alias_set): Remove union type punning case.
17825 2016-07-29 Richard Biener <rguenther@suse.de>
17827 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
17828 precision not matching mode precision.
17830 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
17832 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
17833 pa_output_arg_descriptor.
17834 (call_val_symref_64bit_post_reload): Likewise.
17835 (call_val_powf_64bit_post_reload): Likewise.
17836 (sibcall_internal_symref_64bit): Likewise.
17837 (sibcall_value_internal_symref_64bit): Likewise.
17839 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17841 PR middle-end/71626
17842 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
17843 a constant, force its SUBREG_REG into memory or register instead
17846 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17849 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
17850 * doc/invoke.texi (AVR Options): Document it.
17852 2016-06-28 Walter Lee <walt@tilera.com>
17854 * config/tilegx/linux.h: Do not include arch/icache.h
17855 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17856 * config/tilepro/linux.h: Do not include arch/icache.h
17857 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17859 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
17861 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
17862 for big-endian BIT_FIELD_REF.
17864 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
17866 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
17867 ('size' attribute): Add '128'.
17869 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
17870 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
17871 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
17872 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
17873 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
17874 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
17875 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
17876 *trunc<mode>df2_odd): Set size attribute to '128'.
17877 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
17878 * config/rs6000/power6.md (power6-fp): Include dfp type.
17879 * config/rs6000/power7.md (power7-fp): Likewise.
17880 * config/rs6000/power8.md (power8-fp): Likewise.
17881 * config/rs6000/power9.md: New file.
17882 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
17883 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
17884 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
17886 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
17887 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
17888 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
17889 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
17890 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
17891 dfp_dscri_<mode>): Change type attribute to dfp.
17892 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
17893 attribute to vecsimple.
17894 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
17895 and prefetch streams.
17896 (rs6000_option_override_internal): Remove temporary code setting
17897 tuning to power8. Don't set rs6000_sched_groups for power9.
17898 (last_scheduled_insn): Change to rtx_insn *.
17899 (divide_cnt, vec_load_pendulum): New variables.
17900 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
17901 (rs6000_issue_rate): Set issue rate for Power9.
17902 (is_power9_pairable_vec_type): New.
17903 (power9_sched_reorder2): New.
17904 (rs6000_sched_reorder2): Call new function for Power9 specific
17906 (insn_must_be_first_in_group): Remove Power9.
17907 (insn_must_be_last_in_group): Likewise.
17908 (force_new_group): Likewise.
17909 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
17910 Initialize divide_cnt/vec_load_pendulum.
17911 (_rs6000_sched_context, rs6000_init_sched_context,
17912 rs6000_set_sched_context): Handle context save/restore of new
17915 2016-06-28 Richard Biener <rguenther@suse.de>
17917 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
17918 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
17919 COMPONENT_REF operand.
17920 (nonoverlapping_component_refs_p): Likewise.
17921 * stor-layout.c (start_bitfield_representative): Mark
17922 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
17924 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17926 * Makefile.in: Don't cat ../stage_current if it does not exist.
17928 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
17929 last argument is a bit-field.
17931 PR rtl-optimization/71673
17932 * internal-fn.c (expand_arith_overflow_result_store): Use
17933 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
17934 expand_simple_binop.
17936 PR middle-end/66867
17937 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
17938 expand_ifn_atomic_compare_exchange): New functions.
17939 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
17940 * tree.h (build_call_expr_internal_loc): Rename to ...
17941 (build_call_expr_internal_loc_array): ... this. Fix up type of
17943 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
17944 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
17945 ATOMIC_COMPARE_EXCHANGE result.
17946 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
17947 * gimple-fold.h (optimize_atomic_compare_exchange_p,
17948 fold_builtin_atomic_compare_exchange): New prototypes.
17949 * gimple-fold.c (optimize_atomic_compare_exchange_p,
17950 fold_builtin_atomic_compare_exchange): New functions..
17951 * tree-ssa.c (execute_update_addresses_taken): If
17952 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
17953 of call when finding addressable vars, and if such var becomes
17954 non-addressable, call fold_builtin_atomic_compare_exchange.
17956 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
17959 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
17960 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
17962 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
17964 * config/rs6000/rs6000.md ('type' attribute): Add
17965 veclogical,veccmpfx,vecexts,vecmove insn types.
17966 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
17967 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
17968 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
17969 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
17970 *nabs<mode>2_hw): Change type to vecmove.
17971 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
17972 *boolcc<mode>3_internal, *eqv<mode>3_internal,
17973 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
17974 *ieee_128bit_vsx_abs<mode>2_internal,
17975 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
17976 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
17977 *ieee128_mtvsrd_32bit): Change type to veclogical.
17978 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
17979 *movdi_internal32, *movdi_internal64): Update insn types.
17980 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
17981 vsx_extract_<mode>): Change type to veclogical.
17982 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
17983 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
17984 *vsx_sign_extend_si_v2di): Change type to vecexts.
17985 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
17986 type to veclogical.
17987 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
17988 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
17989 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
17990 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
17991 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
17992 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
17993 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
17994 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
17995 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
17996 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
17997 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
17998 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
17999 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
18000 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
18001 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
18002 (ppc7450-vecsimple): Add veclogical, vecmove.
18003 (ppc7450-veccmp): Add veccmpfx.
18004 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
18006 (ppc8540_vector_compare): Add veccmpfx.
18007 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
18008 * config/rs6000/cell.md (cell-fp): Add fpsimple.
18009 (cell-vecsimple): Add veclogical, vecmove.
18010 (cell-veccmp): Add veccmpfx.
18011 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
18012 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
18014 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
18015 * config/rs6000/power4.md (power4-fp): Add fpsimple.
18016 (power4-vecsimple): Add veclogical, vecmove.
18017 (power4-veccmp): Add veccmpfx.
18018 * config/rs6000/power5.md (power5-fp): Add fpsimple.
18019 * config/rs6000/power6.md (power6-fp): Add fpsimple.
18020 (power6-vecsimple): Add veclogical, vecmove.
18021 (power6-veccmp): Add veccmpfx.
18022 * config/rs6000/power7.md (power7-fp): Add fpsimple.
18023 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
18024 * config/rs6000/power8.md (power8-fp): Add fpsimple.
18025 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
18026 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
18027 * config/rs6000/titan.md (titan_fp): Add fpsimple.
18028 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
18030 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
18032 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
18035 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18036 OPTION_MASK_P9_DFORM_VECTOR.
18037 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
18038 disable -mpower9-dform-vector when using reload.
18039 (quad_address_p): Remove 'gpr_p' argument and all associated code.
18040 New 'strict' argument. Update all callers. Add strict addressing
18042 (rs6000_legitimate_offset_address_p): Remove call to
18043 virtual_stack_registers_memory_p.
18044 (rs6000_legitimize_reload_address): Add quad address support.
18045 (rs6000_legitimate_address_p): Move call to quad_address_p above
18046 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
18047 to account for new strict usage.
18048 (rs6000_output_move_128bit): Adjust quad_address_p args to account
18049 for new strict usage.
18050 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
18052 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
18059 * config/i386/i386.c (ix86_spill_class): Disable condition to
18060 always return NO_REGS.
18062 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
18064 * predict.c: Include gimple-pretty-print.h
18065 (predicted_by_loop_heuristics_p): Check also
18066 PRED_LOOP_EXIT_WITH_RECURSION
18067 (predict_loops): Find self recursive calls and use special purpose
18068 predictors for them; dump log about decisions.
18069 (pass_profile::execute): Dump info about #of iterations.
18070 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
18071 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
18073 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
18075 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
18076 output_asm_insn calls and shorten long lines. Output .CALL
18077 argument descriptor using pa_output_arg_descriptor. Add various
18078 inline $$dyncall and other optimizations.
18079 (pa_attr_length_indirect_call): Adjust ordering and lengths.
18081 2016-06-25 Jakub Jelinek <jakub@redhat.com>
18083 PR tree-optimization/71643
18084 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
18087 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
18088 leak a bitmap if dep_bb is NULL.
18090 PR tree-optimization/71631
18091 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
18092 to rewrite_expr_tree even if negate_result, move new_lhs var
18093 declaration and initialization earlier, for powi_result set afterwards
18094 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
18095 if new_lhs != lhs, and don't shadow gsi var.
18097 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
18099 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
18100 Add in_loop parameter.
18101 (predict_loops): Add loop guard heuristics.
18102 * predict.def (PRED_LOOP_GUARD): New heuristics.
18104 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
18106 * predict.c: Include ipa-utils.h
18107 (tree_bb_level_prediction): Predict recursive calls.
18108 (tree_estimate_probability_bb): Skip inexpensive calls for call
18110 * predict.def (PRED_RECURSIVE_CALL): New.
18112 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18114 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
18115 (BU_FLOAT128_1): Likewise.
18117 (COPYSIGNQ): Likewise.
18118 (RS6000_BUILTIN_NANQ): Likewise.
18119 (RS6000_BUILTIN_NANSQ): Likewise.
18120 (RS6000_BUILTIN_INFQ): Likewise.
18121 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
18122 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
18123 (TARGET_FOLD_BUILTIN): New #define.
18124 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
18125 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
18126 (rs6000_fold_builtin): New target hook implementation, handling
18127 folding of 128-bit NaNs and infinities.
18128 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
18129 entries are filled in to avoid problems during bootstrap
18130 self-test; define builtins for 128-bit NaNs and infinities.
18131 (rs6000_opt_mask): Add entry for float128.
18132 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
18133 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
18134 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
18135 (const_str_type_node): New #define.
18136 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
18137 to a define_expand that dispatches to either copysign<mode>3_soft
18138 or copysign<mode>3_hard.
18139 (copysign<mode>3_hard): Rename from copysign<mode>3.
18140 (copysign<mode>3_soft): New define_insn.
18141 * doc/extend.texi: Document new builtins.
18143 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18145 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
18146 PRIu64 instead of lu.
18148 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
18151 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
18152 copy the type name.
18154 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18156 PR tree-optimization/71647
18157 * omp-low.c (lower_rec_input_clauses): Convert
18158 omp_clause_aligned_alignment (c) to size_type_node for the
18159 last argument of __builtin_assume_aligned.
18161 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
18163 * configure.ac (calling ___tls_get_addr via GOT): New
18164 assembler/linker check.
18165 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
18166 assembler and linker supports calling ___tls_get_addr via GOT.
18167 Otherise, defined to 0.
18168 * config.in: Regenerated.
18169 * configure: Likewise.
18170 * config/i386/constraints.md (Yb): New constraint.
18171 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
18172 (REG_CLASS_NAMES): Likewise.
18173 (REG_CLASS_CONTENTS): Likewise.
18174 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
18175 the b constraint with the Yb constraint. Call ___tls_get_addr
18176 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
18178 (*tls_local_dynamic_base_32_gnu): Likewise.
18179 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
18180 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
18181 (*tls_local_dynamic_base_64_<mode>): Likewise.
18183 2016-06-24 Martin Liska <mliska@suse.cz>
18185 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
18186 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
18188 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
18189 argument to true if the expected number of iterations is
18192 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
18194 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
18195 assemble for 32bit target.
18196 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
18197 and $ld_ix86_gld_32_opt to link for 32bit target.
18198 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
18199 * configure: Regenerate.
18201 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18203 * config/arm/arm.c (int_log2): Delete definition and prototype.
18204 (shift_op): Use exact_log2 instead of int_log2.
18205 (vfp3_const_double_for_fract_bits): Likewise.
18207 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18209 * internal-fn.c (expand_arith_set_overflow): New function.
18210 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
18212 (expand_arith_overflow_result_store): Likewise. Handle precision
18213 smaller than mode precision.
18214 * tree-vrp.c (extract_range_basic): For imag part, handle
18215 properly signed 1-bit precision result.
18216 * doc/extend.texi (__builtin_add_overflow): Document that last
18217 argument can't be pointer to enumerated or boolean type.
18218 (__builtin_add_overflow_p): Document that last argument can't
18219 have enumerated or boolean type.
18221 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18222 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18224 * config/rs6000/predicates.md (splat_input_operand): Rework.
18225 Don't allow constants, since the insns that use this predicate
18226 don't support constants. Constants are handled by other insns
18227 that are created via combine. During and after register
18228 allocation, only allow indexed or indirect addresses, and not
18229 general addresses. Only allow modes supported by the hardware.
18230 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
18231 comment. Move check for using VSPLTIS<x> to a common location,
18232 instead of doing it in two different places.
18234 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
18236 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18237 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
18238 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
18239 signature_CENTAUR_ebx.
18241 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
18245 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
18246 (as_ix86_gas_32_opt): This.
18247 (ld_ix86_tls_ldm_opt): Renamed to ...
18248 (ld_ix86_gld_32_opt): This.
18249 (R_386_TLS_LDM reloc): Updated.
18250 (R_386_GOT32X reloc): New assembler/linker check.
18251 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
18252 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
18254 * config.in: Regenerated.
18255 * configure: Likewise.
18256 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
18257 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
18258 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
18259 if ix86_force_load_from_GOT_p returns true.
18260 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
18261 ix86_force_load_from_GOT_p returns true.
18262 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
18263 the external function address via the GOT slot.
18264 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
18265 HAVE_AS_IX86_GOT32X before returning false.
18266 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
18267 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
18269 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
18271 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
18273 2016-06-23 Andi Kleen <ak@linux.intel.com>
18275 * Makefile.in: Regenerate.
18276 * doc/install.texi: Document autoprofiledbootstrap.
18278 2016-06-23 Andi Kleen <ak@linux.intel.com>
18280 * config/i386/gcc-auto-profile: New file.
18282 2016-06-23 Martin Liska <mliska@suse.cz>
18284 PR middle-end/71619
18285 * predict.c (predict_loops): Revert the hunk that was removed
18288 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
18290 * config.gcc: Add support for arm*-*-phoenix* targets.
18291 * config/arm/t-phoenix: New.
18292 * config/phoenix.h: New.
18294 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
18295 H.J. Lu <hongjiu.lu@intel.com>
18298 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
18299 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
18300 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
18301 ix86_force_load_from_GOT_p returns true.
18302 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
18303 ix86_force_load_from_GOT_p returns true.
18304 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
18305 ix86_force_load_from_GOT_p returns true.
18306 (ix86_expand_move): Load the external function address via the
18307 GOT slot if ix86_force_load_from_GOT_p returns true.
18308 * config/i386/predicates.md (x86_64_immediate_operand): Return
18309 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
18310 (x86_64_zext_immediate_operand): Ditto.
18312 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
18314 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
18316 2016-06-22 David Malcolm <dmalcolm@redhat.com>
18319 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
18320 * diagnostic.c (pedwarn_at_rich_loc): New function.
18321 * spellcheck.h (best_match::best_match): Add a
18322 "best_distance_so_far" optional parameter.
18323 (best_match::set_best_so_far): New method.
18324 (best_match::get_best_distance): New accessor.
18325 (best_match::get_best_candidate_length): New accessor.
18327 2016-06-22 Nick Clifton <nickc@redhat.com>
18329 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
18330 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
18331 modes are accepted as well.
18332 (ucompare_loc_descriptor): Likewise.
18333 (minmax_loc_descriptor): Likewise.
18334 (clz_loc_descriptor): Likewise.
18335 (popcount_loc_descriptor): Likewise.
18336 (bswap_loc_descriptor): Likewise.
18337 (rotate_loc_descriptor): Likewise.
18338 (mem_loc_descriptor): Likewise.
18339 (loc_descriptor): Likewise.
18341 2016-06-22 David Malcolm <dmalcolm@redhat.com>
18343 * common.opt (fdiagnostics-parseable-fixits): New option.
18344 * diagnostic.c: Include "selftest.h".
18345 (print_escaped_string): New function.
18346 (print_parseable_fixits): New function.
18347 (diagnostic_report_diagnostic): Call print_parseable_fixits.
18348 (selftest::assert_print_escaped_string): New function.
18349 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
18350 (selftest::test_print_escaped_string): New function.
18351 (selftest::test_print_parseable_fixits_none): New function.
18352 (selftest::test_print_parseable_fixits_insert): New function.
18353 (selftest::test_print_parseable_fixits_remove): New function.
18354 (selftest::test_print_parseable_fixits_replace): New function.
18355 (selftest::diagnostic_c_tests): New function.
18356 * diagnostic.h (struct diagnostic_context): Add field
18357 "parseable_fixits_p".
18358 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
18359 -fdiagnostics-parseable-fixits.
18360 (-fdiagnostics-parseable-fixits): New option.
18361 * opts.c (common_handle_option): Handle
18362 -fdiagnostics-parseable-fixits.
18363 * selftest-run-tests.c (selftest::run_tests): Call
18364 selftest::diagnostic_c_tests.
18365 * selftest.h (selftest::diagnostic_c_tests): New prototype.
18367 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
18369 PR tree-optimization/71488
18370 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
18371 comparison of boolean vectors.
18372 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
18373 of boolean vectors using bitwise operations.
18375 2016-06-22 Andreas Schwab <schwab@suse.de>
18377 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
18378 Remove declaration.
18380 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
18382 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
18384 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
18386 * config/i386/i386.c (print_reg): Emit an error message on attempt to
18389 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18391 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
18392 * config/arm/arm-cores.def (cortex-a73): New entry.
18393 (cortex-a73.cortex-a35): Likewise.
18394 (cortex-a73.cortex-a53): Likewise.
18395 * config/arm/arm-tables.opt: Regenerate.
18396 * config/arm/arm-tune.md: Likewise.
18397 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
18398 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
18399 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
18400 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
18401 * doc/invoke.texi (ARM Options): Document cortex-a73,
18402 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
18404 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18406 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
18407 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
18408 (cortex-a73.cortex-a35): Likewise.
18409 (cortex-a73.cortex-a53): Likewise.
18410 * config/aarch64/aarch64-tune.md: Regenerate.
18411 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
18412 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
18415 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18417 * configure.ac (gcc_cv_as_compress_debug): Remove
18418 --compress-debug-sections as extra as switch.
18419 Handle gas --compress-debug-sections=type.
18420 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
18421 Handle gld --compress-debug-sections=type.
18422 * configure: Regenerate.
18424 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
18426 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
18428 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
18430 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
18431 (do_rewrite): likewise.
18433 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18435 * common/config/mep/mep-common.c: Remove.
18436 * config.gcc: Remove mep-* support.
18437 * config/mep/constraints.md: Remove.
18438 * config/mep/default.h: Remove.
18439 * config/mep/intrinsics.h: Remove.
18440 * config/mep/intrinsics.md: Remove.
18441 * config/mep/ivc2-template.h: Remove.
18442 * config/mep/mep-c5.cpu: Remove.
18443 * config/mep/mep-core.cpu: Remove.
18444 * config/mep/mep-default.cpu: Remove.
18445 * config/mep/mep-ext-cop.cpu: Remove.
18446 * config/mep/mep-intrin.h: Remove.
18447 * config/mep/mep-ivc2.cpu: Remove.
18448 * config/mep/mep-pragma.c: Remove.
18449 * config/mep/mep-protos.h: Remove.
18450 * config/mep/mep.c: Remove.
18451 * config/mep/mep.cpu: Remove.
18452 * config/mep/mep.h: Remove.
18453 * config/mep/mep.md: Remove.
18454 * config/mep/mep.opt: Remove.
18455 * config/mep/predicates.md: Remove.
18456 * config/mep/t-mep: Remove.
18457 * doc/install.texi: Remove mep-* documentation.
18458 * doc/md.texi: Likewise.
18460 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18462 * config.gcc: Remove support for avr-rtems.
18463 * config/avr/gen-avr-mmcu-specs.c: Likewise.
18464 * config/avr/rtems.h: Remove.
18465 * config/avr/t-rtems: Remove.
18467 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18469 * config.gcc: Remove m32r-rtems support.
18470 * config/m32r/rtems.h: Remove.
18472 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18474 * config.gcc: Remove h8300-rtems support.
18475 * config/h8300/rtems.h: Remove.
18476 * config/h8300/t-rtems: Remove.
18478 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18480 * config.gcc: Remove support for knetbsd.
18481 * configure.ac: Likewise.
18482 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
18483 * config/knetbsd-gnu.h: Remove.
18484 * configure: Regenerate.
18486 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18488 * config.gcc: Remove support for openbsd 2 and 3.
18489 * config/openbsd-oldgas.h: Remove.
18491 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18493 * config.gcc: Remove interix support.
18494 * config/i386/i386-interix.h: Remove.
18495 * config/i386/interix.opt: Remove.
18496 * config/i386/t-interix: Remove.
18497 * configure: Regenerate.
18498 * configure.ac: Remove interix support.
18499 * doc/install.texi: Remove interix documentation.
18501 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
18503 * config/rs6000/rs6000.h: Add conditional preprocessing directives
18504 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
18507 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
18509 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
18510 they are both PLACEHOLDER_EXPRs.
18512 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18514 * stor-layout.c (layout_type): Move setting complex MODE to
18515 layout_type, instead of setting it ahead of time by the caller.
18516 * tree.c (build_complex_type): Likewise.
18518 2016-06-21 Martin Liska <mliska@suse.cz>
18520 * predict.c (force_edge_cold): Replace imposisble with
18523 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
18525 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
18526 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
18528 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
18530 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
18532 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
18533 Ilya Enkovich <ilya.enkovich@intel.com>
18536 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
18537 New member function to convert V1TImode register to SUBREG
18538 TImode in debug insn.
18539 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
18540 after changing register mode to V1TImode.
18542 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
18544 * config/aarch64/aarch64-cores.def (vulcan): New core.
18545 * config/aarch64/aarch64-tune.md: Regenerate.
18546 * doc/invoke.texi: Document vulcan as an available option.
18548 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
18550 * cse.c (canon_asm_operands): New function extracted from...
18551 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
18552 either standalone or member of a PARALLEL.
18554 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
18557 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
18558 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
18559 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
18561 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
18564 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
18565 constant addresses if can_create_pseudo_p.
18567 2016-06-21 Jakub Jelinek <jakub@redhat.com>
18569 PR tree-optimization/71588
18570 * tree-ssa-strlen.c (valid_builtin_call): New function.
18571 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
18574 2016-06-20 Jakub Jelinek <jakub@redhat.com>
18576 PR middle-end/71581
18577 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
18578 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
18579 for conversion of scalar user var to complex type and use the
18580 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
18583 PR rtl-optimization/71591
18584 * toplev.c (toplev::run_self_tests): If no_backend, complain and
18585 don't run any tests.
18587 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
18590 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
18591 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
18592 space for PIC with non-v32 and the common non-PIC "jump".
18594 2016-06-20 Jakub Jelinek <jakub@redhat.com>
18597 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
18598 returned values and add UN*/LTGT/*ORDERED cases with values matching
18599 D operand modifier on vcmp for AVX.
18601 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18603 * config/aarch64/aarch64.opt
18604 (mpc-relative-literal-loads): Rename internal option name.
18605 * config/aarch64/aarch64.c
18606 (aarch64_nopcrelative_literal_loads): Rename to
18607 aarch64_pcrelative_literal_loads.
18608 (aarch64_expand_mov_immediate): Likewise.
18609 (aarch64_secondary_reload): Likewise.
18610 (aarch64_can_use_per_function_literal_pools_p): Likewise.
18611 (aarch64_override_options_after_change_1): Rename and simplify logic.
18612 (aarch64_classify_symbol): Merge large model checks into switch,
18613 remove pc-relative load check.
18615 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18617 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
18618 costs relative to the cost of a register move.
18620 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18622 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
18623 (vcvt_n_f64_u64): Likewise.
18624 (vcvt_n_s64_f64): Likewise.
18625 (vcvt_n_u64_f64): Likewise.
18626 (vcvt_f64_s64): Likewise.
18627 (vrecpe_f64): Likewise.
18628 (vcvt_f64_u64): Likewise.
18629 (vrecps_f64): Likewise.
18631 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18633 * config/aarch64/aarch64.md
18634 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
18636 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
18638 * config/aarch64/aarch64-builtins.c
18639 (aarch64_types_binop_uss_qualifiers): Delete.
18640 (TYPES_BINOP_USS): Likewise.
18641 (aarch64_types_binop_sus_qualifiers): Likewise.
18642 (TYPES_BINOP_SUS): Likewise.
18643 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
18644 (TYPES_FCVTIMM_SUS): Likewise.
18645 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
18647 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
18648 (fcvtzs): Use SHIFTIMM rather than BINOP.
18649 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
18651 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18653 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
18654 costs relative to the cost of a register move.
18656 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18658 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
18659 Allow scalar/single vector modes to be tieable.
18661 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18663 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
18665 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18667 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
18669 * tree.h (TYPE_ALIGN): Likewise.
18671 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18674 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
18676 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18678 * config/avr/avr.c (avr_print_operand): Fix "format not a string
18679 literal" build warnings.
18680 (avr_print_operand_address): Dito.
18682 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
18685 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
18686 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
18688 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
18690 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
18692 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
18695 * reload1.c (reload): Pass 0 to finish_spills when called because
18696 update_eliminables_and_spill returns true and remove did_spill.
18697 (finish_spills): Adjust comment and document GLOBAL parameter.
18699 2016-06-17 DJ Delorie <dj@redhat.com>
18702 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
18703 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
18704 (umulqihi3_virt): Likewise.
18705 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
18706 (umulqihi3_real): Likewise.
18708 2016-06-17 Martin Liska <mliska@suse.cz>
18710 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
18712 2016-06-17 Martin Liska <mliska@suse.cz>
18714 * predict.def: PRED_LOOP_EXIT from 92 to 85.
18716 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
18718 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
18720 (vaddq_f32): Likewise.
18721 (vmul_f32): Likewise.
18722 (vmulq_f32): Likewise.
18723 (vsub_f32): Likewise.
18724 (vsubq_f32): Likewise.
18726 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18728 PR tree-optimization/71347
18729 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
18730 cost for all uses in group.
18732 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18734 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
18735 insert gimple seq if it's not empty.
18737 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18739 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
18741 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
18742 rather than OFFSET.
18743 (comp_dr_with_seg_len_pair): Ditto.
18744 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
18745 struct dr_with_seg_len_pair against DR_OFFSET.
18746 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
18747 DR_OFFSET directly.
18749 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
18751 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
18753 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
18755 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
18756 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
18757 (pa_output_millicode_call): Likewise.
18758 (pa_output_call): Likewise.
18759 (pa_output_indirect_call): Likewise.
18760 (pa_asm_output_mi_thunk): Likewise.
18762 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18764 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
18766 2016-06-16 Martin Liska <mliska@suse.cz>
18768 * predict.c (combine_predictions_for_insn): When we find a first
18769 match predictor, we should consider just predictors with
18770 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
18771 DS theory predictor.
18772 (combine_predictions_for_bb): Likewise.
18774 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18776 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
18777 with base of reference to struct.
18779 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18781 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
18783 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18786 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
18787 progmem_swtable_section.
18788 (progmem_swtable_section): Remove.
18789 (avr_asm_function_rodata_section): Remove.
18790 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
18791 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
18793 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
18795 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18796 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
18797 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
18798 signature_CENTAUR_ebx.
18799 * config/i386/i386.c (ix86_option_override_internal): Add
18800 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
18801 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
18802 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
18804 2016-06-16 Martin Liska <mliska@suse.cz>
18806 * predict.def: Add fortran loop preheader predictor.
18807 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
18808 fold IFN_BUILTIN_EXPECT with a known constant argument.
18810 2016-06-16 Martin Liska <mliska@suse.cz>
18812 * predict.def: Add 'Fortran' to display text of all
18813 PRED_FORTRAN_* predictors.
18815 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18818 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
18819 [IA64_BUILTIN_NANSQ]: Ditto.
18820 (ia64_fold_builtin): New function.
18821 (TARGET_FOLD_BUILTIN): New define.
18822 (ia64_init_builtins) Declare const_string_type node.
18823 Add __builtin_nanq and __builtin_nansq builtin functions.
18824 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
18826 2016-06-16 Nick Clifton <nickc@redhat.com>
18828 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
18829 MSP430_HWMULT_ prefix to enum values.
18830 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
18831 * config/msp430/msp430.c: Update use of enum values.
18832 * config/msp430/msp430.md: Likewise.
18833 * config/msp430/msp430.opt: Likewise.
18835 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
18837 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
18838 of comparsions in the last iteration.
18840 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18841 Joern Rennecke <joern.rennecke@embecosm.com>
18843 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
18845 (arc_needs_pcl_p): Add GOTOFFPC.
18846 (arc_legitimate_pic_addr_p): Likewise.
18847 (arc_output_pic_addr_const): Likewise.
18848 (arc_legitimize_pic_address): Generate a pc-relative address using
18850 (arc_output_libcall): Use @pcl syntax.
18851 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
18852 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
18853 (*movsi_insn): Use @pcl syntax.
18854 (doloop_begin_i): Likewise.
18856 2016-06-16 Martin Liska <mliska@suse.cz>
18858 * predict.def: Define a new predictor.
18860 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18862 * config/arc/arc.opt (mtp-regno): Update text.
18864 2016-06-16 Renlin Li <renlin.li@arm.com>
18866 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
18868 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18871 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
18872 (setcc + and peephole2): Likewise.
18874 PR rtl-optimization/71532
18875 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
18878 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
18880 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
18881 DImode constants with XXSPLTIB in vector registers.
18882 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
18883 vsx_extract_<mode>_internal{1,2} into a single insn that handles
18884 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
18885 extraction of the element at the top of the register as a scalar
18887 (vsx_extract_<mode>_internal1): Likewise.
18888 (vsx_extract_<mode>_internal2): Likewise.
18889 * config/rs6000/constraints.md (wi constraint): Remove a comment
18890 about DImode not being allowed in Altivec registers.
18891 (wB constraint): New constraint for constants that can be
18892 generated in Altivec registers with VSPLTISW/VUPKHSW.
18893 * config/rs6000/predicates.md (xxspltib_constant_split): Update
18895 (xxspltib_constant_nosplit): Likewise.
18896 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
18897 support for -mupper-regs-di to enable DImode to go into Altivec
18899 (POWERPC_MASKS): Likewise.
18900 (power7 cpu): Likewise.
18901 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
18902 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
18903 for DImode being allowed in Altivec registers. Update wi/wj
18904 constraints. Set scalar_in_vmx_p flag.
18905 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
18906 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
18907 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
18908 (rs6000_opt_masks): Add -mupper-regs-di.
18909 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
18910 direct move to use wi and not wj.
18911 (lfiwzx): Likewise.
18912 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
18914 (floatunssi<mode>2_lfiwzx_mem): Likewise.
18915 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
18916 any VSX register, instead of just Altivec registers, to allow
18917 either operand to be an Altivec register or both.
18918 (fixuns_trunc<mode>di2_fctiduz): Likewise.
18919 (movdi_internal32): Add support for -mupper-regs-di. Add support
18920 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
18921 the alternatives and attributes to be lined up to be easier to
18923 (movdi_internal64): Likewise.
18924 (64-bit DImode splitters): Change predicates to only split loading
18925 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
18926 load constants in ISA 3.0 or ISA 2.07 respectively.
18927 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
18928 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
18929 mention -mcpu=power9 sets these options.
18930 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
18933 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
18936 * config/avr/avr.c (avr_set_current_function): Warn misspelled
18937 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
18938 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
18939 by default to warn misspelled interrupt/ signal handler.
18940 * doc/invoke.texi (AVR Options): Document it. Update description
18941 for -nodevicelib option.
18943 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18945 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
18946 up parentheses. Use GET_MODE_UNIT_BITSIZE.
18947 (aarch64_<sur>shll2_n<mode>): Likewise.
18949 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
18951 PR middle-end/71529
18952 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
18953 DECL_CONTEXT for copied arguments.
18955 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18957 PR tree-optimization/71483
18958 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
18961 2016-06-15 Martin Liska <mliska@suse.cz>
18963 * predict.c (tree_predict_by_opcode): Call predict_edge_def
18964 instead of predict_edge w/o a probability.
18966 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18968 PR tree-optimization/71439
18969 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
18972 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18974 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
18975 register subregs in SET_SRC.
18977 2016-06-15 Richard Biener <rguenther@suse.de>
18979 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
18980 store restrictions.
18982 2016-06-15 Richard Biener <rguenther@suse.de>
18984 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
18985 not consider dependences between accesses that belong to the
18987 (vect_analyze_data_ref_dependences): Do not analyze read-read
18988 or self-dependences.
18990 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18992 * spellcheck-tree.c: Include spellcheck-tree.h rather than
18994 (find_closest_identifier): Reimplement in terms of
18995 best_match<tree,tree>.
18996 * spellcheck-tree.h: New file.
18997 * spellcheck.c (struct edit_distance_traits<const char *>): New
18999 (find_closest_string): Reimplement in terms of
19000 best_match<const char *, const char *>.
19001 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
19002 overload to spellcheck-tree.h.
19003 (find_closest_identifier): Likewise.
19004 (struct edit_distance_traits<T>): New template.
19005 (class best_match): New class.
19007 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19009 * selftest-run-tests.c (selftest::run_tests): Call
19010 selftest::spellcheck_tree_c_tests.
19011 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
19012 * spellcheck-tree.c: Include selftest.h and stringpool.h.
19013 (selftest::test_find_closest_identifier): New function.
19014 (selftest::spellcheck_tree_c_tests): New function.
19015 * spellcheck.c (selftest::test_find_closest_string): Verify that
19016 the order of the vec does not affect the results for this case.
19017 (selftest::test_data): New array.
19018 (selftest::test_metric_conditions): New function.
19019 (selftest::spellcheck_c_tests): Add a test of case-comparison.
19020 Call selftest::test_metric_conditions.
19022 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19024 * config/rs6000/rs6000-builtin.def (commentary): Typo.
19025 (BU_P9_MISC_1): Likewise.
19026 (BU_P9_64BIT_MISC_0): Likewise.
19027 (BU_P9_MISC_0): Likewise.
19029 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19031 * gcc-rich-location.c
19032 (gcc_rich_location::add_fixit_misspelled_id): New method.
19033 * gcc-rich-location.h
19034 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
19036 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
19038 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
19039 FreeBSD 11 and above.
19041 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
19043 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
19045 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19047 * expmed.h: Close parenthesis in "at your option" in copyright
19049 * lower-subreg.h: Likewise.
19051 2016-06-14 Richard Biener <rguenther@suse.de>
19053 PR middle-end/71526
19054 * genmatch.c (expr::gen_transform): Use in_type for comparisons
19057 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19059 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
19061 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
19062 mask+shift version.
19063 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
19065 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
19066 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
19068 2016-06-14 Richard Biener <rguenther@suse.de>
19070 PR tree-optimization/71522
19071 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
19072 copying into float copying.
19074 2016-06-14 Jakub Jelinek <jakub@redhat.com>
19076 PR tree-optimization/71520
19077 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
19078 (replace_block_by): Move user labels from bb1 to bb2.
19080 2016-06-14 Richard Biener <rguenther@suse.de>
19082 PR middle-end/71310
19084 * expr.h (get_bit_range): Declare.
19085 * expr.c (get_bit_range): Export.
19086 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
19087 word_mode again to constrain the bitfield access.
19089 2016-06-14 Richard Biener <rguenther@suse.de>
19091 PR tree-optimization/71521
19092 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
19093 division int_const_binop against zero divisor.
19095 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19097 * config/i386/i386.md (signbittf2): New expander.
19098 * config/i386/sse.md (ptesttf2): New insn pattern.
19100 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19103 * input.c (selftest::test_reading_source_line): Avoid reading from
19104 __FILE__ by creating a tempfile with known content and reading
19107 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19109 * pretty-print.c (assert_pp_format_colored): Skip the test if
19111 (test_pp_format): Remove comment about GCC_COLORS.
19113 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19115 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
19116 * pretty-print.c (assert_pp_format_va): Add location param and use
19117 it with ASSERT_STREQ_AT.
19118 (assert_pp_format): Add location param and pass it to
19119 assert_pp_format_va.
19120 (assert_pp_format_colored): Likewise.
19121 (ASSERT_PP_FORMAT_1): New.
19122 (ASSERT_PP_FORMAT_2): New.
19123 (ASSERT_PP_FORMAT_3): New.
19124 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
19125 explicitly, or implicitly via the above macros.
19126 * selftest.c (selftest::pass): Use a selftest::location rather
19127 than file and line.
19128 (selftest::fail): Likewise. Print the function name.
19129 (selftest::fail_formatted): Likewise.
19130 (selftest::assert_streq): Use a selftest::location rather than
19132 * selftest.h (selftest::location): New struct.
19133 (SELFTEST_LOCATION): New macro.
19134 (selftest::pass): Accept a const location & rather than file
19136 (selftest::fail): Likewise.
19137 (selftest::fail_formatted): Likewise.
19138 (selftest::assert_streq): Likewise.
19139 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
19140 (ASSERT_FALSE): Likewise.
19141 (ASSERT_EQ): Likewise.
19142 (ASSERT_NE): Likewise.
19143 (ASSERT_STREQ): Likewise.
19144 (ASSERT_PRED1): Likewise.
19145 (ASSERT_STREQ_AT): New macro.
19147 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19149 * selftest.c (selftest::fail_formatted): New function.
19150 (selftest::assert_streq): New function.
19151 * selftest.h (selftests::fail_formatted): New decl.
19152 (selftest::assert_streq): New decl.
19153 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
19155 2016-06-13 Jeff Law <law@redhat.com>
19157 PR tree-optimization/71403
19158 * tree-ssa-threadbackward.c
19159 (convert_and_register_jump_thread_path): No longer accept reference
19160 to path. Do not pop items off the path anymore.
19161 (fsm_find_control_statement_thread_paths): Do not allow threading
19162 to a deeper loop nest. Pop the last item off the path here rather
19163 than in convert_and_register_jump_thread_path.
19165 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19166 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
19168 [AArch64] Emit division using the Newton series
19170 * config/aarch64/aarch64-protos.h
19171 (cpu_approx_modes): Add new member "division".
19172 (aarch64_emit_approx_div): Declare new function.
19173 * config/aarch64/aarch64.c
19174 (generic_approx_modes): New member "division".
19175 (exynosm1_approx_modes): Likewise.
19176 (xgene1_approx_modes): Likewise.
19177 (aarch64_emit_approx_div): Define new function.
19178 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
19179 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
19180 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
19181 * doc/invoke.texi (-mlow-precision-div): Describe new option.
19183 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19184 Wilco Dijkstra <wilco.dijkstra@arm.com>
19186 [AArch64] Emit square root using the Newton series
19188 * config/aarch64/aarch64-protos.h
19189 (aarch64_emit_approx_rsqrt): Replace with new function
19190 "aarch64_emit_approx_sqrt".
19191 (cpu_approx_modes): New member "sqrt".
19192 * config/aarch64/aarch64.c
19193 (generic_approx_modes): New member "sqrt".
19194 (exynosm1_approx_modes): Likewise.
19195 (xgene1_approx_modes): Likewise.
19196 (aarch64_emit_approx_rsqrt): Replace with new function
19197 "aarch64_emit_approx_sqrt".
19198 (aarch64_override_options_after_change_1): Handle new option.
19199 * config/aarch64/aarch64-simd.md
19200 (rsqrt<mode>2): Use new function instead.
19201 (sqrt<mode>2): New expansion and insn definitions.
19202 * config/aarch64/aarch64.md: Likewise.
19203 * config/aarch64/aarch64.opt
19204 (mlow-precision-sqrt): Add new option description.
19205 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
19207 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19209 [AArch64] Add more choices for the reciprocal square root approximation
19211 Allow a target to prefer such operation depending on the operation mode.
19213 * config/aarch64/aarch64-protos.h
19214 (AARCH64_APPROX_MODE): New macro.
19215 (AARCH64_APPROX_{NONE,ALL}): Likewise.
19216 (cpu_approx_modes): New structure.
19217 (tune_params): New member "approx_modes".
19218 * config/aarch64/aarch64-tuning-flags.def
19219 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
19220 * config/aarch64/aarch64.c
19221 (generic_approx_modes): New core "cpu_approx_modes" structure.
19222 (exynosm1_approx_modes): Likewise.
19223 (xgene1_approx_modes): Likewise.
19224 (generic_tunings): New member "approx_modes".
19225 (cortexa35_tunings): Likewise.
19226 (cortexa53_tunings): Likewise.
19227 (cortexa57_tunings): Likewise.
19228 (cortexa72_tunings): Likewise.
19229 (exynosm1_tunings): Likewise.
19230 (thunderx_tunings): Likewise.
19231 (xgene1_tunings): Likewise.
19232 (use_rsqrt_p): New argument for the mode and use new member from
19234 (aarch64_builtin_reciprocal): Devise mode from builtin.
19235 (aarch64_optab_supported_p): New argument for the mode.
19236 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
19238 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
19240 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
19241 RS6000_BTM_MODULO flag into the set of flags that are considered
19242 to be part of the common configuration.
19244 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
19246 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
19247 difference unsigned.
19248 (vec_absdb): New macro for vector absolute difference unsigned
19250 (vec_absdh): New macro for vector absolute difference unsigned
19252 (vec_absdw): New macro for vector absolute difference unsigned word.
19253 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
19254 (vadu<mode>3): New insn.
19255 (*p9_vadu<mode>3): New insn.
19256 * config/rs6000/rs6000-builtin.def (vadub): New built-in
19258 (vaduh): New built-in definition.
19259 (vaduw): New built-in definition.
19260 (vadu): New overloaded built-in definition.
19261 (vadub): New overloaded built-in definition.
19262 (vaduh): New overloaded built-in definition.
19263 (vaduw): New overloaded built-in definition.
19264 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19265 overloaded vector absolute difference unsigned functions.
19266 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
19267 the ISA 3.0 vector absolute difference unsigned built-in functions.
19269 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
19271 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
19272 update shared_lookup_references only once after changing operands.
19274 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
19276 PR middle-end/71373
19277 * tree-nested.c (convert_nonlocal_omp_clauses)
19278 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
19280 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
19281 * tree.def (CASE_LABEL_EXPR): Likewise.
19283 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
19286 * input.c (test_builtins): Fix an assertion.
19288 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19290 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
19291 (paritysi2): Ditto.
19293 (isinf<mode>2): Ditto.
19295 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19297 * ggc-tests.c (test_finalization): Only test need_finalization_p
19298 for GCC_VERSION >= 4003.
19300 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19302 * config/s390/vecintrin.h: Fix file description in comment.
19304 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19306 * config/s390/s390-builtin-types.def: Change builtin type naming
19307 scheme to match builtin-types.def.
19309 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
19311 * fold-const.c (optimize_minmax_comparison): Remove.
19312 (fold_comparison): Remove call to the above.
19313 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
19314 New transformations.
19316 2016-06-13 Alan Hayward <alan.hayward@arm.com>
19318 PR tree-optimization/71416
19319 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
19322 2016-06-13 Martin Liska <mliska@suse.cz>
19324 * predict.c (enum predictor_reason): Prefix enum with REASON_.
19325 (combine_predictions_for_insn): Likewise.
19326 (prune_predictions_for_bb): Likewise.
19327 (combine_predictions_for_bb): Likewise.
19329 2016-06-13 Richard Biener <rguenther@suse.de>
19331 PR tree-optimization/71505
19332 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
19333 assert match comment.
19335 2016-06-13 Marek Polacek <polacek@redhat.com>
19337 PR middle-end/71476
19338 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
19339 gimplify_switch_expr.
19340 (warn_switch_unreachable_r): New function.
19342 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19345 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
19348 2016-06-13 Richard Biener <rguenther@suse.de>
19350 PR middle-end/64516
19351 * fold-const.c (fold_unary_loc): Preserve alignment when
19352 folding a VIEW_CONVERT_EXPR into a MEM_REF.
19354 2016-06-13 Martin Liska <mliska@suse.cz>
19357 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
19358 w/ -fsanitize=bounds.
19360 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
19362 * config/i386/i386.c (ix86_init_builtins): Calculate
19363 FLOAT128_FTYPE_CONST_STRING function type only once.
19364 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
19365 built-in functions are available for x86-32 and x86-64 targets.
19367 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
19370 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
19371 New primitive type.
19372 (FLOAT128_FTYPE_CONST_STRING): New function type.
19373 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
19374 [IX86_BUILTIN_NANSQ]: Ditto.
19375 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
19376 (ix86_init_builtin_types): Declare const_string_type_node.
19377 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
19379 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
19380 * doc/extend.texi (x86 Built-in Functions): Document
19381 __builtin_nanq and __builtin_nansq.
19383 2016-06-11 Jiong Wang <jiong.wang@arm.com>
19386 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
19387 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
19388 length for pop patterns.
19389 (arm_attr_length_push_multi): Update comments.
19390 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
19392 (*pop_multiple_with_writeback_and_return): Likewise.
19393 (*pop_multiple_with_return): Likewise.
19395 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
19397 PR middle-end/71310
19398 * fold-const.c (optimize_bit_field_compare): Don't try to use
19399 word_mode unconditionally for reading the bit field, look at
19400 DECL_BIT_FIELD_REPRESENTATIVE instead.
19402 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
19404 PR middle-end/71478
19405 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
19406 vector integer type.
19408 2016-06-10 Jakub Jelinek <jakub@redhat.com>
19410 PR middle-end/71494
19411 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
19412 without LABEL_DECL, set *handled_ops_p to false instead of true.
19414 2016-06-10 Martin Sebor <msebor@redhat.com>
19417 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
19418 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
19419 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
19421 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
19422 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
19423 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
19424 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
19425 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
19426 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
19427 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
19428 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
19430 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
19432 * config/arm/arm.h (pool_vector_label,
19433 return_used_this_function): Remove.
19435 2016-06-10 Jeff Law <law@redhat.com>
19437 PR tree-optimization/71335
19438 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
19439 zero length paths here.
19440 (convert_and_register_jump_thread_path): Remove hacks related to
19441 duplicated blocks in the jump thread path.
19442 (fsm_find_control_statement_thread_paths): Avoid putting the same
19443 block on the thread path twice, but ensure the thread path is
19444 unchanged from the caller's point of view.
19446 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
19448 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
19449 * predict.def (PRED_LOOP_BRANCH): Remove.
19451 2016-06-10 David Malcolm <dmalcolm@redhat.com>
19453 * Makefile.in (OBJS): Add ggc-tests.o.
19454 (GTFILES): Add ggc-tests.c.
19455 * ggc-tests.c: New file.
19456 * selftest-run-tests.c (selftest::run_tests): Call
19457 selftest::ggc_tests_c_tests.
19458 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
19460 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
19462 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
19464 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
19467 * varasm.c (place_block_symbol): Adjust alignment for asan protected
19468 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
19470 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
19472 * profile.c: Include cfgloop.h.
19473 (branch_prob): Compute estimated number of iterations.
19474 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
19475 recompute estimate number of iterations from profile.
19477 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
19479 PR inline-asm/68843
19480 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
19481 must be grouped on top of stack. Don't force early clobber
19482 on ordinary reg outputs.
19484 2016-06-10 Richard Biener <rguenther@suse.de>
19486 * targhooks.c (default_builtin_vectorization_cost): Adjust
19487 vec_construct cost.
19489 2016-06-10 Richard Biener <rguenther@suse.de>
19491 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
19492 to fold the RHS to a constant if possible.
19494 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
19496 PR middle-end/71373
19497 * tree-nested.c (convert_nonlocal_omp_clauses)
19498 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
19499 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
19500 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
19502 * gimplify.c (gimplify_adjust_omp_clauses): Discard
19504 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
19506 * omp-low.c (scan_sharing_clauses): Don't expect
19507 OMP_CLAUSE__CACHE_.
19509 2016-06-10 Alan Hayward <alan.hayward@arm.com>
19511 PR tree-optimization/71407
19512 PR tree-optimization/71416
19513 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
19514 BIT_FIELD_REF type.
19516 2016-06-10 Richard Biener <rguenther@suse.de>
19518 PR middle-end/71477
19519 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
19521 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
19523 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
19525 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
19526 Jiong Wang <jiong.wang@arm.com>
19528 PR rtl-optimization/70751
19529 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
19530 spilled into memory.
19532 2016-06-09 Jonathan Yong <10walls@gmail.com>
19535 2015-09-21 Jonathan Yong <10walls@gmail.com>
19537 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
19538 sysroot/usr/lib/32api for additional win32 libraries,
19539 fixes failing Cygwin bootstrapping.
19541 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
19543 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
19546 2016-06-09 David Malcolm <dmalcolm@redhat.com>
19549 * pretty-print.c (pp_indent): Specify that %p is printed in a
19550 host-dependent manner.
19551 (test_pp_format): Remove the test for %p.
19553 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
19555 * config/mips/mips.c (mips_output_jump): Fix formatting.
19557 2016-06-09 Richard Biener <rguenther@suse.de>
19559 PR tree-optimization/71462
19560 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
19563 2016-06-09 Martin Liska <mliska@suse.cz>
19565 * predict.c (dump_prediction): Add new argument.
19566 (enum predictor_reason): New enum.
19567 (struct predictor_hash): New struct.
19568 (predictor_hash::hash): New function.
19569 (predictor_hash::equal): Likewise.
19570 (not_removed_prediction_p): New function.
19571 (prune_predictions_for_bb): Likewise.
19572 (combine_predictions_for_bb): Prune predictions.
19574 2016-06-09 Martin Liska <mliska@suse.cz>
19576 * predict.c (filter_predictions): New function.
19577 (remove_predictions_associated_with_edge): Use the filter
19579 (equal_edge_p): New function.
19581 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
19583 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
19584 Correct usage of @samp vs @option, add @samp where appropriate.
19585 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
19586 Add armv6s-m and document it, as it is no official ARM name.
19588 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19590 * ifcvt.c (struct noce_if_info): Add transform_name field.
19591 (noce_try_move): Set if_info->transform_name to the function name.
19592 (noce_try_ifelse_collapse): Likewise.
19593 (noce_try_store_flag): Likewise.
19594 (noce_try_inverse_constants): Likewise.
19595 (noce_try_store_flag_constants): Likewise.
19596 (noce_try_addcc): Likewise.
19597 (noce_try_store_flag_mask): Likewise.
19598 (noce_try_cmove): Likewise.
19599 (noce_try_cmove_arith): Likewise.
19600 (noce_try_minmax): Likewise.
19601 (noce_try_abs): Likewise.
19602 (noce_try_sign_mask): Likewise.
19603 (noce_try_bitop): Likewise.
19604 (noce_convert_multiple_sets): Likewise.
19605 (noce_process_if_block): Print if_info->transform_name to
19606 dump_file if transformation succeeded.
19608 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19610 * config/arm/cortex-a57.md (cortex_a57_alu):
19613 2016-06-08 Martin Sebor <msebor@redhat.com>
19614 Jakub Jelinek <jakub@redhat.com>
19618 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
19619 BUILT_IN_MUL_OVERFLOW_P): New builtins.
19620 * builtins.c: Include gimple-fold.h.
19621 (fold_builtin_arith_overflow): Handle
19622 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
19623 (fold_builtin_3): Likewise.
19624 * doc/extend.texi (Integer Overflow Builtins): Document
19625 __builtin_{add,sub,mul}_overflow_p.
19627 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
19629 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
19630 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
19632 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
19634 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
19635 Rewrite, looking one level down for records and arrays.
19637 2016-06-08 David Malcolm <dmalcolm@redhat.com>
19639 * pretty-print.c: Include "selftest.h".
19640 (pp_format): Fix comment.
19641 (identifier_to_locale): Likewise.
19642 (selftest::test_basic_printing): New function.
19643 (selftest::assert_pp_format): New function.
19644 (selftest::test_pp_format): New function.
19645 (selftest::pretty_print_c_tests): New function.
19646 * selftest-run-tests.c (selftest::run_tests): Call
19647 selftest::pretty_print_c_tests.
19648 * selftest.h (pretty_print_c_tests): New declaration.
19650 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19652 * invoke.texi (max-loop-headers-insns): Document.
19653 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
19654 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
19655 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
19657 2016-06-08 Richard Biener <rguenther@suse.de>
19659 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
19660 on strided SLP loads and fall back to scalar loads in case
19661 we can't chunk them.
19663 2016-06-08 Richard Biener <rguenther@suse.de>
19665 PR tree-optimization/71452
19666 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
19667 type used for the SSA rewrite has enough precision to cover
19668 the dynamic type of the location.
19670 2016-06-08 Jakub Jelinek <jakub@redhat.com>
19671 Richard Biener <rguenther@suse.de>
19674 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
19675 the same as DECL_P (base0) for indirect_base0. Use equality_code
19676 in one further place.
19678 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
19680 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
19681 to one word if the field is known to overlap other words.
19682 (extract_bit_field_1): Likewise.
19683 (store_split_bit_field): Remove compensating code.
19684 (extract_split_bit_field): Likewise.
19686 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
19690 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
19692 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19694 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
19696 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
19697 (arch64_addpv4sf): Delete.
19698 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
19699 "gen_aarch64_addpv4sf".
19700 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
19702 (vpadds_f32): Likewise.
19703 (vpaddq_f32): Likewise.
19704 (vpaddq_f64): Likewise.
19706 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19708 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
19710 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
19711 to VALLF. Rename to "fabd<mode>3".
19712 "*fabd_scalar<mode>3): Delete.
19713 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
19715 (vabdd_f64): Likewise.
19716 (vabd_f32): Likewise.
19717 (vabd_f64): Likewise.
19718 (vabdq_f32): Likewise.
19719 (vabdq_f64): Likewise.
19721 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19723 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
19725 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
19726 "aarch64_rsqrts<mode>".
19727 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
19728 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
19730 (vrsqrtsd_f64): Likewise.
19731 (vrsqrts_f32): Likewise.
19732 (vrsqrts_f64): Likewise.
19733 (vrsqrtsq_f32): Likewise.
19734 (vrsqrtsq_f64): Likewise.
19736 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19738 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
19740 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
19741 "aarch64_rsqrte<mode>".
19742 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
19743 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
19745 (vrsqrted_f64): Likewise.
19746 (vrsqrte_f32): Likewise.
19747 (vrsqrte_f64): Likewise.
19748 (vrsqrteq_f32): Likewise.
19749 (vrsqrteq_f64): Likewise.
19751 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19753 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
19755 (fcvtzs): Likewise.
19756 (fcvtzu): Likewise.
19757 * config/aarch64/aarch64-simd.md
19758 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
19759 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
19760 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
19762 (vcvt_n_f32_u32): Likewise.
19763 (vcvt_n_s32_f32): Likewise.
19764 (vcvt_n_u32_f32): Likewise.
19765 (vcvtq_n_f32_s32): Likewise.
19766 (vcvtq_n_f32_u32): Likewise.
19767 (vcvtq_n_f64_s64): Likewise.
19768 (vcvtq_n_f64_u64): Likewise.
19769 (vcvtq_n_s32_f32): Likewise.
19770 (vcvtq_n_s64_f64): Likewise.
19771 (vcvtq_n_u32_f32): Likewise.
19772 (vcvtq_n_u64_f64): Likewise.
19773 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
19774 (VSDQ_SDI): Likewise.
19775 (fcvt_target): Support V4DI, V4SI and V2SI.
19776 (FCVT_TARGET): Likewise.
19778 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19780 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
19781 (TYPES_BINOP_SUS): Likewise.
19782 (aarch64_simd_builtin_data): Update include file name.
19783 (aarch64_builtins): Likewise.
19784 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
19785 for conversion between scalar float-point and fixed-point.
19787 (fcvtzs): Likewise.
19788 (fcvtzu): Likewise.
19789 * config/aarch64/aarch64.md
19790 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
19791 pattern for conversion between scalar float to fixed-pointer.
19792 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
19793 (UNSPEC_FCVTZS): New UNSPEC enumeration.
19794 (UNSPEC_FCVTZU): Likewise.
19795 (UNSPEC_SCVTF): Likewise.
19796 (UNSPEC_UCVTF): Likewise.
19797 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
19799 (vcvtd_n_f64_u64): Likewise.
19800 (vcvtd_n_s64_f64): Likewise.
19801 (vcvtd_n_u64_f64): Likewise.
19802 (vcvtd_n_f32_s32): Likewise.
19803 (vcvts_n_f32_u32): Likewise.
19804 (vcvtd_n_s32_f32): Likewise.
19805 (vcvts_n_u32_f32): Likewise.
19806 * config/aarch64/iterators.md (fcvt_target): Support integer to float
19808 (FCVT_TARGET): Likewise.
19809 (FCVT_FIXED2F): New iterator.
19810 (FCVT_F2FIXED): Likewise.
19811 (fcvt_fixed_insn): New define_int_attr.
19813 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19815 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
19816 some statements was removed.
19818 2016-06-08 Alan Hayward <alan.hayward@arm.com>
19820 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
19821 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
19822 (vect_can_advance_ivs_p): likewise.
19823 (vect_update_ivs_after_vectorizer): likewise.
19824 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
19825 (vect_analyze_scalar_cycles_1): likewise.
19826 (vect_analyze_loop_operations): likewise.
19827 (report_vect_op): likewise.
19828 (vect_is_slp_reduction): likewise.
19829 (vect_is_simple_reduction): likewise.
19830 (get_initial_def_for_induction): likewise.
19831 (vect_transform_loop): likewise.
19832 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
19833 (vect_recog_sad_pattern): likewise.
19834 (vect_recog_widen_sum_pattern): likewise.
19835 (vect_recog_widening_pattern): likewise.
19836 (vect_recog_divmod_pattern): likewise.
19837 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
19838 (vect_analyze_slp_instance): likewise.
19839 (vect_transform_slp_perm_load): likewise.
19840 (vect_schedule_slp_instance): likewise.
19842 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19844 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
19845 (return_prediction): PRED_CONST_RETURN predict return as not taken.
19846 * predict.def (PRED_CONTINUE): Change hitrate 50->67
19847 (PRED_LOOP_BRANCH): Document predictor as broken.
19848 (PRED_LOOP_EXIT): Change hitrate 91->92.
19849 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
19850 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
19851 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
19852 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
19853 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
19854 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
19855 (PRED_CALL): Chane hitrate 71->67.
19856 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
19857 (PRED_GOTO): Document as unused right now.
19858 (PRED_CONST_RETURN): Change hitrate 67->69
19859 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
19860 (PRED_NULL_RETURN): Change hitrate 91->90.
19861 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
19862 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
19863 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
19865 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
19867 * config/rs6000/altivec.h: Add __builtin_vec_mul.
19868 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
19869 special case Altivec builtin.
19870 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
19871 VSX_BUILTIN_VEC_MUL (replaced with special case code).
19872 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19873 code for ALTIVEC_BUILTIN_VEC_MUL.
19874 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19875 for __builtin_vec_mul.
19877 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
19879 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
19882 2016-06-07 David Malcolm <dmalcolm@redhat.com>
19884 * spellcheck.c (selftest::test_find_closest_string): New function.
19885 (spellcheck_c_tests): Call the above.
19887 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19889 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
19891 2016-06-07 Jakub Jelinek <jakub@redhat.com>
19893 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
19894 Yv=Yv,C alternatives.
19896 2016-06-07 Richard Biener <rguenther@suse.de>
19899 * common.opt (ffast-math): Make Optimization.
19901 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
19902 Prachi Godbole <prachi.godbole@imgtec.com>
19904 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
19905 `fabs' and `fneg' type attributes.
19906 (p5600_fpu_fabs): Add `fmove' to the comment.
19908 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19910 * gimple.c: Include builtins.h
19911 (gimple_inexpensive_call_p): New function.
19912 * gimple.h (gimple_inexpensive_call_p): Declare.
19913 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
19914 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
19917 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
19919 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
19920 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
19921 warning_at_rich_loc, warning_n, pedwarn, permerror,
19922 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
19923 sorry, fatal_error, internal_error, internal_error_no_backtrace):
19926 2016-06-07 Richard Biener <rguenther@suse.de>
19928 PR tree-optimization/71428
19929 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
19930 BIT_FIELD_REF op vs. load.
19932 2016-06-07 Richard Biener <rguenther@suse.de>
19934 PR middle-end/71423
19935 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
19938 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19940 * config/pa/pa.md (call): Generate indirect long calls to non-local
19941 functions on TARGET_64BIT.
19942 (call_value): Likewise.
19944 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19946 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
19947 pattern and subsequent splitters.
19948 (call_val_reg_64bit_post_reload): Likewise.
19950 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19952 PR middle-end/71408
19953 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
19954 propagate_op_to_single_use.
19956 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19958 PR middle-end/71281
19959 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
19961 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
19963 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
19964 (enum x86_dirflag_state): New enum.
19965 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
19966 (machine_function): Remove needs_cld.
19967 (ix86_current_function_needs_cld): Remove.
19968 * config/i386/i386.c (ix86_set_func_type): Set
19969 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
19970 (ix86_expand_prologue): Do not emit CLD here.
19971 (ix86_dirflag_mode_needed): New function.
19972 (ix86_dirflag_mode_entry): Ditto.
19973 (ix86_mode_needed): Handle X86_DIRFLAG entity.
19974 (ix86_mode_after): Ditto.
19975 (ix86_mode_entry): Ditto.
19976 (ix86_mode_exit): Ditto.
19977 (ix86_emit_mode_set): Ditto.
19978 * config/i386/i386.md (strmov_singleop): Set
19979 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
19980 Do not set ix86_current_function_needs_cld.
19982 (strset_singleop): Ditto.
19984 (cmpstrnqi_nz_1): Ditto.
19985 (cmpstrnqi_1): Ditto.
19986 (strlenqi_1): Ditto.
19988 2016-06-06 Jakub Jelinek <jakub@redhat.com>
19990 PR tree-optimization/71259
19991 * tree-vect-slp.c (vect_get_constant_vectors): For
19992 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
19993 one for constant op, and use COND_EXPR for non-constant.
19995 2016-06-06 David Malcolm <dmalcolm@redhat.com>
19997 * Makefile.in (OBJS): Add function-tests.o,
19998 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
19999 selftest-run-tests.o.
20000 (OBJS-libcommon): Add selftest.o.
20001 (OBJS-libcommon-target): Add selftest.o.
20002 (all.internal): Add "selftest".
20003 (all.cross): Likewise.
20004 (selftest): New phony target.
20005 (s-selftest): New target.
20006 (selftest-gdb): New phony target.
20007 (COLLECT2_OBJS): Add selftest.o.
20008 * bitmap.c: Include "selftest.h".
20009 (selftest::test_gc_alloc): New function.
20010 (selftest::test_set_range): New function.
20011 (selftest::test_clear_bit_in_middle): New function.
20012 (selftest::test_copying): New function.
20013 (selftest::test_bitmap_single_bit_set_p): New function.
20014 (selftest::bitmap_c_tests): New function.
20015 * common.opt (fself-test): New.
20016 * diagnostic-show-locus.c: Include "selftest.h".
20017 (make_range): New function.
20018 (test_range_contains_point_for_single_point): New function.
20019 (test_range_contains_point_for_single_line): New function.
20020 (test_range_contains_point_for_multiple_lines): New function.
20021 (assert_eq): New function.
20022 (test_get_line_width_without_trailing_whitespace): New function.
20023 (selftest::diagnostic_show_locus_c_tests): New function.
20024 * et-forest.c: Include "selftest.h".
20025 (selftest::test_single_node): New function.
20026 (selftest::test_simple_tree): New function.
20027 (selftest::test_disconnected_nodes): New function.
20028 (selftest::et_forest_c_tests): New function.
20029 * fold-const.c: Include "selftest.h".
20030 (selftest::assert_binop_folds_to_const): New function.
20031 (selftest::assert_binop_folds_to_nonlvalue): New function.
20032 (selftest::test_arithmetic_folding): New function.
20033 (selftest::fold_const_c_tests): New function.
20034 * function-tests.c: New file.
20035 * gimple.c: Include "selftest.h".
20036 Include "gimple-pretty-print.h".
20037 (selftest::verify_gimple_pp): New function.
20038 (selftest::test_assign_single): New function.
20039 (selftest::test_assign_binop): New function.
20040 (selftest::test_nop_stmt): New function.
20041 (selftest::test_return_stmt): New function.
20042 (selftest::test_return_without_value): New function.
20043 (selftest::gimple_c_tests): New function.
20044 * hash-map-tests.c: New file.
20045 * hash-set-tests.c: New file.
20046 * input.c: Include "selftest.h".
20047 (selftest::assert_loceq): New function.
20048 (selftest::test_accessing_ordinary_linemaps): New function.
20049 (selftest::test_unknown_location): New function.
20050 (selftest::test_builtins): New function.
20051 (selftest::test_reading_source_line): New function.
20052 (selftest::input_c_tests): New function.
20053 * rtl-tests.c: New file.
20054 * selftest-run-tests.c: New file.
20055 * selftest.c: New file.
20056 * selftest.h: New file.
20057 * spellcheck.c: Include "selftest.h".
20058 (selftest::levenshtein_distance_unit_test_oneway): New function,
20059 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
20060 (selftest::levenshtein_distance_unit_test): Likewise.
20061 (selftest::spellcheck_c_tests): Likewise.
20062 * toplev.c: Include selftest.h.
20063 (toplev::run_self_tests): New.
20064 (toplev::main): Handle -fself-test.
20065 * toplev.h (toplev::run_self_tests): New.
20066 * tree.c: Include "selftest.h".
20067 (selftest::test_integer_constants): New function.
20068 (selftest::test_identifiers): New function.
20069 (selftest::test_labels): New function.
20070 (selftest::tree_c_tests): New function.
20071 * tree-cfg.c: Include "selftest.h".
20072 (selftest::push_fndecl): New function.
20073 (selftest::test_linear_chain): New function.
20074 (selftest::test_diamond): New function.
20075 (selftest::test_fully_connected): New function.
20076 (selftest::tree_cfg_c_tests): New function.
20077 * vec.c: Include "selftest.h".
20078 (selftest::safe_push_range): New function.
20079 (selftest::test_quick_push): New function.
20080 (selftest::test_safe_push): New function.
20081 (selftest::test_truncate): New function.
20082 (selftest::test_safe_grow_cleared): New function.
20083 (selftest::test_pop): New function.
20084 (selftest::test_safe_insert): New function.
20085 (selftest::test_ordered_remove): New function.
20086 (selftest::test_unordered_remove): New function.
20087 (selftest::test_block_remove): New function.
20088 (selftest::reverse_cmp): New function.
20089 (selftest::test_qsort): New function.
20090 (selftest::vec_c_tests): New function.c.
20091 * wide-int.cc: Include selftest.h and wide-int-print.h.
20092 (selftest::from_int <wide_int>): New function.
20093 (selftest::from_int <offset_int>): New function.
20094 (selftest::from_int <widest_int>): New function.
20095 (selftest::assert_deceq): New function.
20096 (selftest::assert_hexeq): New function.
20097 (selftest::test_printing <VALUE_TYPE>): New function template.
20098 (selftest::test_ops <VALUE_TYPE>): New function template.
20099 (selftest::test_comparisons <VALUE_TYPE>): New function template.
20100 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
20102 (selftest::wide_int_cc_tests): New function.
20104 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20106 PR middle-end/37780
20107 * ifcvt.c (noce_try_ifelse_collapse): New function.
20109 (noce_process_if_block): Call noce_try_ifelse_collapse.
20110 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
20111 (simplify_ternary_operation): Use the above to simplify
20112 conditional CLZ/CTZ expressions.
20114 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20116 PR middle-end/37780
20117 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
20118 define_insn_and_split.
20120 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20122 PR middle-end/37780
20123 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
20125 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
20128 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
20129 Implicitly clobber memory for basic asm with non-empty assembler
20130 string. Use targetm.md_asm_adjust also here.
20131 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
20132 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
20133 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
20134 non-empty assembler string.
20135 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
20136 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
20137 (decode_asm_operands): Handle basic asm in PARALLEL block.
20138 (extract_insn): Handle basic asm in PARALLEL block.
20139 * doc/extend.texi: Mention new behavior of basic asm.
20140 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
20141 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
20142 branch_needs_nop_p): Use asm_noperands.
20144 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
20146 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
20147 Include the M7 SPARC DFA scheduler.
20148 New attribute v3pipe.
20149 Annotate insns with v3pipe where appropriate.
20150 Define cpu_feature vis4.
20151 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
20152 Add (V8QI "8") to vbits.
20153 Add insns {add,sub}v8qi3
20154 Add insns ss{add,sub}v8qi3
20155 Add insns us{add,sub}{v8qi,v4hi}3
20156 Add insns {min,max}{v8qi,v4hi,v2si}3
20157 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
20158 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
20159 * config/sparc/niagara4.md: Add a comment explaining the
20160 discrepancy between the documented latenty numbers and the
20162 * config/sparc/niagara7.md: New file.
20163 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
20164 supports SPARC5 and VIS 4.0 instructions.
20165 * configure: Regenerate.
20166 * config.in: Likewise.
20167 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
20168 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
20169 TARGET_CPU_niagara7.
20170 (ASM_CPU64_DEFAULT_SPEC): Likewise.
20171 (CPP_CPU_SPEC): Handle niagara7.
20172 (ASM_CPU_SPEC): Likewise.
20173 * config/sparc/sparc-opts.h (processor_type): Add
20174 PROCESSOR_NIAGARA7.
20175 (mvis4): New option.
20176 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
20177 (AS_NIAGARA7_FLAG): Define.
20178 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
20179 (CPP_CPU64_DEFAULT_SPEC): Likewise.
20180 (CPP_CPU_SPEC): Handle niagara7.
20181 (ASM_CPU_SPEC): Likewise.
20182 * config/sparc/sparc.c (niagara7_costs): Define.
20183 (sparc_option_override): Handle niagara7 and adjust cache-related
20184 parameters with better values for niagara cpus. Also support VIS4.
20185 (sparc32_initialize_trampoline): Likewise.
20186 (sparc_use_sched_lookahead): Likewise.
20187 (sparc_issue_rate): Likewise.
20188 (sparc_register_move_cost): Likewise.
20189 (dump_target_flag_bits): Support VIS4.
20190 (sparc_vis_init_builtins): Likewise.
20191 (sparc_builtins): Likewise.
20192 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
20194 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
20196 * config/sparc/sparc.opt (sparc_processor_type): New value
20198 * config/sparc/visintrin.h (__attribute__): Prototypes for the
20200 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
20202 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
20205 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
20207 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
20209 2016-06-06 Richard Biener <rguenther@suse.de>
20211 PR tree-optimization/71398
20212 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
20215 2016-06-05 James Bowman <james.bowman@ftdichip.com>
20217 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
20218 ft32_expand_prolog, ft32_expand_epilogue):
20219 Handle pretend_args.
20220 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
20221 * config/ft32/ft32.md: Add pretend_returner.
20223 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
20226 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
20227 Copy op1 RTX to avoid invalid sharing.
20228 (ix86_expand_vector_move_misalign): Ditto.
20230 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
20232 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
20235 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
20237 * predict.c (predicted_by_loop_heuristics_p): New function.
20238 (predict_iv_comparison): Use it.
20239 (predict_loops): Walk from innermost loops; do not predict edges
20240 leaving multiple loops multiple times; implement
20241 PRED_LOOP_ITERATIONS_MAX heuristics.
20242 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
20244 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
20246 * cfg.c (check_bb_profile): Do not report mismatched profiles when
20247 only edges out of BB are EH edges.
20249 2016-06-04 Martin Sebor <msebor@redhat.com>
20250 Marcin Baczyński <marbacz@gmail.com>
20253 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
20254 a void expression in a void function.
20256 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
20258 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
20259 aux; dump reasons of decisions.
20260 (should_duplicate_loop_header_p): Likewise.
20261 (do_while_loop_p): Likewise.
20262 (ch_base::copy_headers): Dump asi num insns duplicated.
20264 2016-06-04 Jakub Jelinek <jakub@redhat.com>
20266 PR tree-optimization/71405
20267 * tree-ssa.c (execute_update_addresses_taken): For clobber with
20268 incompatible type, build a new clobber with the right type instead
20269 of building a VIEW_CONVERT_EXPR around it.
20271 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
20273 PR tree-optimization/52171
20274 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
20275 by_pieces_ninsns instead of move_by_pieces_ninsns.
20277 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
20279 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
20280 for reg+reg addressing mode.
20282 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20284 * rs6000-c.c (c/c-tree.h): Add #include.
20285 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
20286 in C++ when found in the base position of vec_ld or vec_st.
20288 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
20290 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
20291 use of profile unless profile status is PROFILE_READ.
20292 * profile.c (compute_branch_probabilities): Set profile status
20293 only after reporting predictor hitrates.
20295 2016-06-03 Joseph Myers <joseph@codesourcery.com>
20299 * common.opt (ffp-int-builtin-inexact): New option.
20300 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
20301 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
20302 (ceil@var{m}2): Document dependence on this option.
20303 * ipa-inline-transform.c (inline_call): Handle
20304 flag_fp_int_builtin_inexact.
20305 * ipa-inline.c (can_inline_edge_p): Likewise.
20306 * config/i386/i386.md (rintxf2): Do not test
20307 flag_unsafe_math_optimizations.
20308 (rint<mode>2_frndint): New define_insn.
20309 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
20310 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
20311 for 387 instead of extending and truncating.
20312 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
20313 !flag_trapping_math instead of flag_unsafe_math_optimizations.
20314 Change to frndint<mode>2_<rounding>.
20315 (frndintxf2_<rounding>_i387): Likewise. Change to
20316 frndint<mode>2_<rounding>_i387.
20317 (<rounding_insn>xf2): Likewise.
20318 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
20319 !flag_trapping_math instead of flag_unsafe_math_optimizations for
20320 x87. Test TARGET_ROUND || !flag_trapping_math ||
20321 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
20322 SSE. Use ROUND_NO_EXC in constant operand of
20323 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
20324 for 387 instead of extending and truncating.
20326 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
20327 Julia Koval <julia.koval@intel.com>
20339 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
20340 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
20341 all registers, except for function return registers if there are
20342 no caller-saved registers.
20343 (ix86_set_func_type): New function.
20344 (ix86_set_current_function): Call ix86_set_func_type to set
20345 no_caller_saved_registers and func_type. Call reinit_regs if
20346 caller-saved registers are changed. Don't allow MPX, SSE, MMX
20347 nor x87 instructions in interrupt handler nor function with
20348 no_caller_saved_registers attribute.
20349 (ix86_function_ok_for_sibcall): Return false if there are no
20350 caller-saved registers.
20351 (type_natural_mode): Don't warn ABI change for MMX in interrupt
20353 (ix86_function_arg_advance): Skip for callee in interrupt handler.
20354 (ix86_function_arg): Return special arguments in interrupt handler.
20355 (ix86_promote_function_mode): Promote pointer to word_mode only
20356 for normal functions.
20357 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
20359 (ix86_epilogue_uses): New function.
20360 (ix86_hard_regno_scratch_ok): Likewise.
20361 (ix86_save_reg): Preserve all registers in interrupt handler
20362 after reload. Preserve all registers, except for function return
20363 registers, if there are no caller-saved registers after reload.
20364 (find_drap_reg): Always use callee-saved register if there are
20365 no caller-saved registers.
20366 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
20367 for interrupt handler.
20368 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
20369 Emit cld instruction if stringops are used in interrupt handler
20370 or interrupt handler isn't a leaf function.
20371 (ix86_expand_epilogue): Generate interrupt return for interrupt
20372 handler and pop the 'ERROR_CODE' off the stack before interrupt
20373 return in exception handler.
20374 (ix86_expand_call): Disallow calling interrupt handler directly.
20375 If there are no caller-saved registers, mark all registers that
20376 are clobbered by the call which returns as clobbered.
20377 (ix86_handle_no_caller_saved_registers_attribute): New function.
20378 (ix86_handle_interrupt_attribute): Likewise.
20379 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
20381 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
20382 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
20383 accumulation in interrupt function if stack may be realigned to
20385 (EPILOGUE_USES): New.
20386 (function_type): New enum.
20387 (machine_function): Add func_type and no_caller_saved_registers.
20388 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
20389 (interrupt_return): New pattern.
20390 * doc/extend.texi: Document x86 interrupt and
20391 no_caller_saved_registers attributes.
20393 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
20395 PR tree-optimization/52171
20396 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
20397 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
20398 Look for constant strings. Move some code to emit_block_cmp_hints
20400 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
20401 * defaults.h (COMPARE_MAX_PIECES): New macro.
20402 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
20403 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
20404 (clear_by_pieces_1): Don't declare. Move definition before use.
20405 (can_do_by_pieces): New static function.
20406 (can_move_by_pieces): Use it. Return bool.
20407 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
20408 OP. All callers changed. Handle COMPARE_BY_PIECES.
20409 (class pieces_addr); New.
20410 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
20411 pieces_addr::adjust, pieces_addr::increment_address,
20412 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
20414 (class op_by_pieces_d): New.
20415 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
20417 (class move_by_pieces_d, class compare_by_pieces_d,
20418 class store_by_pieces_d): New subclasses of op_by_pieces_d.
20419 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
20420 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
20421 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
20422 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
20423 compare_by_pieces_d::finish_mode): New member functions.
20424 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
20426 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
20427 (emit_block_cmp_hints): New function.
20428 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
20429 use the newly defined classes.
20430 * expr.h (by_pieces_constfn): New typedef.
20431 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
20432 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
20433 (move_by_pieces_ninsns): Don't declare.
20434 (can_move_by_pieces): Change return value to bool.
20435 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
20436 (compare_by_pieces_branch_ratio): New hook.
20437 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
20438 (by_pieces_ninsns): Declare.
20439 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
20441 (default_compare_by_pieces_branch_ratio): New function.
20442 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
20443 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
20444 * doc/tm.texi: Regenerate.
20445 * tree-ssa-strlen.c: Include "builtins.h".
20446 (handle_builtin_memcmp): New static function.
20447 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
20448 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
20450 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20452 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
20453 relevant stmts which are simple and invariant.
20454 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
20455 instead of simple and invariant
20457 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20459 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
20460 (vectorizable_reduction): Check for new relevant state.
20461 (vectorizable_live_operation): vectorize live stmts using
20462 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
20463 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
20464 (vect_stmt_relevant_p): Check for stmts which are only used live.
20465 (process_use): Use of a stmt does not inherit it's live value.
20466 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
20467 (vect_analyze_stmt): Check for new relevant state.
20468 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
20469 outside the loop, but not inside it.
20471 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20473 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
20474 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
20475 (vect_get_vec_def_for_operand): Split out code.
20477 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
20479 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
20481 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20483 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
20485 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20487 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
20489 2016-06-03 Jakub Jelinek <jakub@redhat.com>
20491 PR middle-end/71387
20492 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
20493 to noreturn e->callee->decl that has void return type and void
20494 arguments, adjust gimple_call_fntype and remove lhs even if it had
20495 previously addressable type.
20497 2016-06-02 Jeff Law <law@redhat.com>
20499 PR tree-optimization/71328
20500 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
20501 error when checking for a jump back onto the copied path.
20503 2016-06-02 David Malcolm <dmalcolm@redhat.com>
20505 * config/microblaze/microblaze.c (get_branch_target): Add return
20506 NULL_RTX for the non-CALL_P case.
20507 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
20508 (insert_wic): Remove unused local "j".
20510 2016-06-02 Martin Liska <mliska@suse.cz>
20512 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
20514 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
20515 Julia Koval <julia.koval@intel.com>
20517 * function.c (assign_parm_setup_stack): Force source into a
20518 register if needed.
20519 * target.def (function_incoming_arg): Update documentation to
20520 allow arbitrary address computation based on hard register.
20521 * doc/tm.texi: Regenerated.
20523 2016-06-02 Martin Liska <mliska@suse.cz>
20525 * predict.c (combine_predictions_for_bb): Fix first match in
20526 cases where a first predictor contains more than one occurence
20527 in list of predictors. Take the best value in such case.
20529 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20531 PR rtl-optimization/71295
20532 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
20533 offset would go over the size of the inner mode reject it.
20535 2016-06-02 Jakub Jelinek <jakub@redhat.com>
20537 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
20538 x=x,x and v=v,m instead of x=x,m.
20540 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
20541 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
20542 alternative to v=rm,C.
20544 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
20545 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
20546 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
20547 instead of vex for the last two above mentioned alternatives.
20549 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20552 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
20554 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
20556 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
20558 2016-06-01 David Malcolm <dmalcolm@redhat.com>
20560 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
20561 from int to unsigned.
20563 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
20565 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
20566 alternatives, eliminating preferred register class. Add support
20567 for the MTVSRDD instruction in ISA 3.0.
20568 (vsx_splat_v4si_internal): Use splat_input_operand instead of
20569 reg_or_indexed_operand.
20570 (vsx_splat_v4sf_internal): Likewise.
20572 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
20575 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
20576 for loading up all 0's or all 1's.
20578 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
20580 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
20582 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
20584 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
20586 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
20587 * gcc.c (set_source_date_epoch_envvar): New function, sets
20588 the SOURCE_DATE_EPOCH environment variable to the current time.
20590 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20592 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
20593 the factor for live Phi nodes.
20595 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20597 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
20598 * tree-parloops.c (parallelize_loops): likewise.
20599 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
20600 tree_unswitch_outer_loop): likewise.
20602 2016-06-01 Jakub Jelinek <jakub@redhat.com>
20604 PR middle-end/71371
20605 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
20606 around creation of the temporary.
20608 2016-06-01 Richard Biener <rguenther@suse.de>
20610 PR tree-optimization/71366
20611 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
20612 (unloop_loops): Move removing edges here ...
20613 (try_unroll_loop_completely): ... from here.
20614 (try_peel_loop): ... and here.
20615 (tree_unroll_loops_completely_1): Track parent loops via
20616 bitmap of header BBs.
20617 (tree_unroll_loops_completely): Adjust for that.
20619 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
20621 * config/rs6000/altivec.h (vec_slv): New macro.
20622 (vec_srv): New macro.
20623 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
20624 (UNSPEC_VSRV): New value.
20627 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
20628 (vsrv): New builtin definition.
20629 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
20630 define argument types for new builtin.
20631 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
20633 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
20636 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
20637 Jocelyn Mayer <l_indien@magic.fr>
20640 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
20641 detect processor family for signature_CENTAUR_ebx.
20642 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
20643 signature_CENTAUR_ebx.
20644 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
20645 <default>: Pass x86-64 for has_longmode.
20647 2016-06-01 Nathan Sidwell <nathan@acm.org>
20649 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
20652 2016-06-01 Richard Biener <rguenther@suse.de>
20654 PR tree-optimization/71261
20655 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
20656 of stmts successfully put in the bool pattern. Remove
20657 single-use restriction.
20658 (adjust_bool_pattern_cast): Add cast at the use site via the
20659 pattern def sequence.
20660 (adjust_bool_pattern): Remove recursion, maintain a hash-map
20661 of patterned defs. Use the pattern def seqence instead of
20662 multiple independent patterns.
20663 (sort_after_uid): New qsort compare function.
20664 (adjust_bool_stmts): New function to process stmts in the bool
20665 pattern in IL order.
20666 (vect_recog_bool_pattern): Adjust.
20667 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
20668 (ifcvt_walk_pattern_tree): Likewise.
20669 (stmt_is_root_of_bool_pattern): Likewise.
20670 (ifcvt_repair_bool_pattern): Likewise.
20671 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
20673 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20675 * loop-unroll.c (decide_unroll_constant_iterations,
20676 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
20677 likely upper bounds.
20678 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
20680 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
20682 * tree-core.h (enum omp_clause_code): Remove
20683 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
20685 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20687 * config/arm/sync.md (arm_store_exclusive<mode>):
20688 Use 'H' output modifier on operands[2] rather than creating a new
20689 entry in out-of-bounds memory of the operands array.
20690 (arm_store_release_exclusivedi): Likewise.
20692 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20694 * config/arm/arm.c (arm_fusion_enabled_p): New function.
20695 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
20696 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
20697 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
20699 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20701 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
20702 into account live statements for mask producers.
20704 2016-06-01 Richard Biener <rguenther@suse.de>
20706 PR tree-optimization/71311
20707 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
20708 restrict to non-INTEGER_CST @0.
20710 2016-06-01 Richard Biener <rguenther@suse.de>
20712 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
20713 (relational patterns): Use :c to avoid pattern duplications.
20715 2016-06-01 Richard Biener <rguenther@suse.de>
20717 * genmatch.c (comparison_code_p): New predicate.
20718 (swap_tree_comparison): New function.
20719 (commutate): Add for_vec parameter to append new for entries.
20720 Support commutating relational operators by swapping it alongside
20722 (lower_commutative): Adjust.
20723 (dt_simplify::gen): Do not pass artificial operators to gen
20725 (decision_tree::gen): Do not add artificial operators as parameters.
20726 (parser::parse_expr): Verify operator commutativity when :c is
20727 applied. Allow :C to override this.
20728 * match.pd: Adjust patterns to use :C instead of :c where required.
20730 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
20732 PR tree-optimization/71077
20733 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
20734 the combining step, use boolean_false_node and boolean_true_node
20735 as the designated false/true return values.
20737 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20739 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
20740 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
20741 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
20744 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20746 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
20747 of flags impliying the register renaming.
20748 * toplev.c (process_options): Do not imply flag_rename_registers with
20751 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20753 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
20754 default implementation.
20756 2016-05-31 Nathan Sidwell <nathan@acm.org>
20758 * dwarf2out.c (cur_line_info_table): Add GTY marker.
20760 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20762 * config/sh/constraints.md (b): Remove constraint.
20763 * config/sh/predicates.md (arith_reg_operand): Remove
20765 * config/sh/sh-modes.def (PDI): Remove.
20766 * config/sh/sh.c (sh_target_reg_class,
20767 sh_optimize_target_register_callee_saved): Remove functions.
20768 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
20769 (sh_expand_epilogue): Update comment.
20770 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
20771 sh_secondary_reload): Remove TARGET_REGS related code.
20772 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
20773 TARGET_REGISTER_P): Remove macros.
20774 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
20775 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
20776 TR1_REG, TR2_REG): Remove constants.
20777 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
20779 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20781 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
20782 define_expand patterns.
20783 (adddi3_compact): Rename to adddi3.
20784 (subdi3_compact): Rename to subdi3.
20785 (*negdi2): Rename to negdi2.
20786 (*abs<mode>2): Rename to abs<mode>2.
20788 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20790 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
20791 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
20792 (atomic_sub_fetchsi): ... this new pattern.
20793 (mvtc): Add CC_REG clobber.
20795 2016-05-31 Marek Polacek <polacek@redhat.com>
20797 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
20799 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20801 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
20802 aarch64_fusion_enabled_p to check for fusion capabilities.
20804 2016-05-31 Richard Biener <rguenther@suse.de>
20806 PR tree-optimization/71352
20807 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
20808 minus one and a negate.
20810 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20812 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
20813 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
20815 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
20816 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
20817 Remove use of aarch64_simd_attr_length_move, set length attribute
20819 (*aarch64_be_movoi): Likewise.
20820 (*aarch64_be_movci): Likewise.
20821 (*aarch64_be_movxi): Likewise.
20823 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20825 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
20826 It no longer does that.
20827 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
20829 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
20831 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
20832 attribute __unused__.
20834 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
20836 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
20837 * config/arm/arm.c (arm_arch_thumb1): Define.
20838 (arm_option_override): Initialize arm_arch_thumb1.
20839 * config/arm/arm.h (arm_arch_thumb1): Declare.
20840 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
20841 support Thumb-1 ISA.
20843 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
20846 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
20847 `Yv' for scalar operand.
20849 2016-05-31 Tom de Vries <tom@codesourcery.com>
20851 PR tree-optimization/69068
20852 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
20853 phis with more than two args.
20855 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
20857 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
20858 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
20861 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
20863 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
20865 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
20867 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
20868 cpu_32, cpu_64, tune_32 and tune_64.
20869 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
20871 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
20873 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
20875 2016-05-30 Andi Kleen <ak@linux.intel.com>
20877 * auto-profile.c (read_profile): Replace asserts with errors
20878 when file does not exist.
20879 * gcov-io.c (gcov_read_words): Dito.
20881 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20883 * tree-cfg.c (print_loop): Print likely upper bounds.
20885 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20887 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
20888 * opts.c (default_options): Enable peel loops at -O3.
20889 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
20890 (try_peel_loop): Do not re-peel already peeled loops;
20891 use likely upper bounds; fix profile updating.
20892 (pass_complete_unroll::execute): Initialize peeled_loops.
20894 2016-05-30 Martin Liska <mliska@suse.cz>
20896 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
20897 computed costs by frequency of BB they belong to.
20898 (get_scaled_computation_cost_at): New function.
20900 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
20901 Marc Glisse <marc.glisse@inria.fr>
20903 PR tree-optimization/71289
20904 * match.pd (-1 / B < A, A > -1 / B): New transformations.
20906 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20908 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
20910 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20912 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
20913 for peeled copies; avoid underflow when updating estimates; correctly
20914 scale loop profile.
20916 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20918 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
20919 r236875. Corrected oe3 to oe2 as obvious.
20921 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20923 PR middle-end/71269
20924 PR middle-end/71252
20925 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
20926 that inserted stmt will not dominate stmts that defines its operand.
20927 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
20928 (rewrite_expr_tree_parallel): Likewise.
20930 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20932 PR middle-end/71252
20933 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
20934 all fields including stmt_to_insert are swapped.
20936 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20938 * predict.h (force_edge_cold): Declare.
20939 * predict.c (force_edge_cold): New function.
20940 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
20942 (canonicalize_loop_induction_variables): Fix formating.
20944 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
20946 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
20947 (visium_expand_copysign): Use gen_int_mode directly.
20948 (visium_compute_frame_size): Minor tweaks.
20950 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20952 * tree-vect-loop.c (vect_analyze_loop_2): Use
20953 likely_max_stmt_executions_int.
20955 2016-05-30 Tom de Vries <tom@codesourcery.com>
20957 PR tree-optimization/69067
20958 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
20960 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
20963 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
20964 New peepholes to remove unneeded fild/fistp pairs.
20965 (define_peephole2 atomic_loaddi_fpu): Ditto.
20967 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20969 * predict.c (maybe_hot_frequency_p): Avoid division.
20971 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
20973 * doc/install.texi: Use https for shop.fsf.org.
20975 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20977 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
20978 likely_max_stmt_executions_int.
20980 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20982 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
20983 likely_max_stmt_executions_int.
20985 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20987 * profile.c (compute_branch_probabilities): Do not report hitrates
20989 (branch_prob): Report hitrates here.
20990 * predict.c (gimple_predict_edge): Do not assert profile status;
20991 fix formatting issues.
20993 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20995 * predict.c (edge_predicted_by_p): New function.
20996 (predict_paths_for_bb): Do not put multiple predictions of the same type
20999 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21001 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
21004 2016-05-28 Alan Modra <amodra@gmail.com>
21006 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
21008 2016-05-28 Alan Modra <amodra@gmail.com>
21010 PR rtl-optimization/71275
21011 * ira.c (ira): Free dominance info.
21013 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
21015 * doc/sourcebuild.texi: New address for upstream Go repository.
21017 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
21019 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
21020 (TARGET_ARM_V7M): Likewise.
21022 2016-05-26 Jeff Law <law@redhat.com>
21024 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
21025 (thread_across_edge): Remove calls to find_jump_threads_backwards.
21026 * passes.def: Add jump threading passes before DOM/VRP.
21027 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
21028 argument to a basic block from an edge. Remove tests which are
21030 (pass_data_thread_jumps, class pass_thread_jumps): New.
21031 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
21032 (make_pass_thread_jumps): Likewise.
21033 * tree-pass.h (make_pass_thread_jumps): Declare.
21035 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
21037 * config/visium/visium-protos.h (split_double_move): Rename into...
21038 (visium_split_double_move): ...this.
21039 (visium_split_double_add): Declare.
21040 * config/visium/visium.c (split_double_move): Rename into...
21041 (visium_split_double_move): ...this.
21042 (visium_split_double_add): New function.
21043 (visium_expand_copysign): Renumber operands for consistency.
21044 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
21045 (DFmode move splitter): Likewise.
21046 (*addi3_insn): Split by means of visium_split_double_add.
21047 (*adddi3_insn_flags): Delete.
21048 (*plus_plus_sltu<subst_arith>): New insn.
21049 (*subdi3_insn): Split by means of visium_split_double_add.
21050 (subdi3_insn_flags): Delete.
21051 (*minus_minus_sltu<subst_arith>): New insn.
21052 (*negdi2_insn): Split by means of visium_split_double_add.
21053 (*negdi2_insn_flags): Delete.
21055 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
21057 * configure.ac: Treat a --with-headers option without argument
21058 the same as the default (i.e. consult sys-include directory).
21059 * configure: Regenerate.
21061 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21063 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
21064 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
21066 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
21067 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
21069 2016-05-27 Jiong Wang <jiong.wang@arm.com>
21072 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
21073 tree-stdarg analysis results.
21074 (aarch64_setup_incoming_varargs): Likewise.
21076 2016-05-27 Jiong Wang <jiong.wang@arm.com>
21078 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
21079 va_list_gpr_counter_field and va_list_fpr_counter_field.
21081 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
21084 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
21085 * config/aarch64/aarch64.c
21086 (aarch64_cannot_change_mode_class): Remove function.
21087 * config/aarch64/aarch64-protos.h
21088 (aarch64_cannot_change_mode_class): Remove.
21090 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21092 * cfgloop.c (record_niter_bound): Record likely upper bounds.
21093 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
21094 get_likely_max_loop_iterations_int): New.
21095 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
21096 any_likely_upper_bound.
21097 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
21099 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
21100 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
21102 (unroll_loop_constant_iterations): Likewise.
21103 (unroll_loop_runtime_iterations): Likewise.
21104 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
21105 * lto-streamer-out.c (output_cfg): Likewise.
21106 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
21108 (canonicalize_loop_induction_variables): Dump likely upper bounds.
21109 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
21110 (likely_max_loop_iterations): New.
21111 (likely_max_loop_iterations_int): New.
21112 (likely_max_stmt_executions): New.
21113 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
21114 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
21115 likely_max_stmt_executions): Declare.
21117 2016-05-27 Marek Polacek <polacek@redhat.com>
21119 PR middle-end/71308
21120 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
21122 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21124 * config/s390/s390.md (2x risbg splitters): Use
21125 reg_overlap_mentioned_p instead of rtx_equal_p.
21127 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
21129 * combine.c (make_compound_operation): Take known zero bits into
21130 account when checking for possible zero_extend.
21132 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21134 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
21135 Use const_int_operand for operand 2 predicate. Simplify expand code
21138 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
21140 PR middle-end/71279
21141 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
21144 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21146 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
21147 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
21148 that returns CC_SESWPmode and CC_ZESWPmode.
21149 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
21151 (aarch64_rtx_costs): Likewise.
21153 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
21155 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
21156 for ISA 3.0 min/max support.
21157 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
21158 conditional move support.
21159 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
21160 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
21162 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
21163 conditional moves where the comparison type is different from move
21165 (fp_minmax): New code iterator for smin/smax.
21166 (minmax): New code attributes for min/max.
21167 (SMINMAX): Likewise.
21168 (smax<mode>3): Combine min, max insns into one insn using the
21169 fp_minmax code iterator. Add support for ISA 3.0 min/max
21170 instructions that don't need -ffast-math.
21171 (s<minmax><mode>3): Likewise.
21172 (smax<mode>3_vsx): Likewise.
21173 (smin<mode>3): Likewise.
21174 (s<minmax><mode>3_vsx): Likewise.
21175 (smin<mode>3_vsx): Likewise.
21176 (pre-VSX min/max splitters): Likewise.
21177 (s<minmax><mode>3_fpr): Likewise.
21178 (movsfcc): Rewrite floating point conditional moves to combine
21179 SFmode/DFmode into a single insn.
21180 (mov<mode>cc): Likewise.
21181 (movdfcc): Likewise.
21182 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
21183 SFDF2 iterators to handle all combinations.
21184 (fseldfsf4): Likewise.
21185 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
21186 (fseldfdf4): Likewise.
21187 (fselsfdf4): Likewise.
21188 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
21189 comparison instructions that set a 0/-1 mask, and use it for
21190 floating point conditional move via XXSEL.
21191 (fpmask<mode>): Likewise.
21192 (xxsel<mode>): Likewise.
21193 * config/rs6000/predicates.md (min_max_operator): Delete, no
21195 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
21196 instructions that generate a 0/-1 mask for use with XXSEL.
21197 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
21198 say whether floating point min/max is available, either through
21199 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
21200 (TARGET_MINMAX_DF): Likewise.
21202 2016-05-27 Alan Modra <amodra@gmail.com>
21204 PR rtl-optimization/71275
21205 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
21206 for update_equiv_regs and combine_and_move_insns.
21208 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
21210 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
21211 if_then_else or cond RTXes to calculate attribute value.
21212 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
21213 <attr "length_immediate>: Ditto.
21214 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
21215 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
21216 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
21217 <attr "type">: Ditto.
21218 <attr "prefix_data16">: Ditto.
21219 <attr "prefix_extra">: Ditto.
21220 <attr "length_immediate">: Ditto.
21221 <attr "prefix">: Ditto.
21222 (vec_set<mode>_0) <attr "isa">: Ditto.
21223 <attr "prefix_extra">: Ditto.
21224 <attr "length_immediate">: Ditto.
21225 <attr "prefix">: Ditto.
21226 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
21227 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
21228 (sse2_storelpd) <attr "prefix_data16">: Ditto.
21229 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
21230 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
21231 <attr "length_immediate">: Ditto.
21232 <attr "prefix">: Ditto.
21233 (sse2_movsd) <attr "length_immediate">: Ditto.
21234 <attr "prefix">: Ditto.
21235 (vec_concatv2df) <attr "isa">: Ditto.
21236 <attr "prefix">: Ditto.
21237 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
21238 (*vec_extractv2di_1) <attr "isa">: Ditto.
21239 <attr "type">: Ditto.
21240 <attr "length_immediate">: Ditto.
21241 <attr "prefix_rex">: Ditto.
21242 <attr "prefix_extra">: Ditto.
21243 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
21244 <attr "prefix_extra">: Ditto.
21245 <attr "length_immediate">: Ditto.
21246 (vec_concatv2di) <attr "isa">: Ditto.
21247 <attr "prefix_extra">: Ditto.
21248 <attr "length_immediate">: Ditto.
21249 <attr "prefix">: Ditto.
21251 2016-05-26 Martin Liska <mliska@suse.cz>
21253 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
21255 (operator+): Likewise.
21256 (operator-): Likewise.
21257 (comp_cost::operator+=): Likewise.
21258 (comp_cost::operator-=): Likewise.
21259 (comp_cost::operator/=): Likewise.
21260 (comp_cost::operator*=): Likewise.
21261 (operator<): Likewise.
21262 (operator==): Likewise.
21263 (operator<=): Likewise.
21264 (new_cost): Remove.
21265 (infinite_cost_p): Likewise.
21266 (add_costs): Likewise.
21267 (sub_costs): Likewise.
21268 (compare_costs): Likewise.
21269 (set_group_iv_cost): Use the newly introduced functions.
21270 (get_address_cost): Likewise.
21271 (get_shiftadd_cost): Likewise.
21272 (force_expr_to_var_cost): Likewise.
21273 (split_address_cost): Likewise.
21274 (ptr_difference_cost): Likewise.
21275 (difference_cost): Likewise.
21276 (get_computation_cost_at): Likewise.
21277 (determine_group_iv_cost_generic): Likewise.
21278 (determine_group_iv_cost_address): Likewise.
21279 (determine_group_iv_cost_cond): Likewise.
21280 (autoinc_possible_for_pair): Likewise.
21281 (determine_group_iv_costs): Likewise.
21282 (cheaper_cost_pair): Likewise.
21283 (iv_ca_recount_cost): Likewise.
21284 (iv_ca_set_no_cp): Likewise.
21285 (iv_ca_set_cp): Likewise.
21286 (iv_ca_cost): Likewise.
21287 (iv_ca_new): Likewise.
21288 (iv_ca_dump): Likewise.
21289 (iv_ca_narrow): Likewise.
21290 (iv_ca_prune): Likewise.
21291 (iv_ca_replace): Likewise.
21292 (try_add_cand_for): Likewise.
21293 (try_improve_iv_set): Likewise.
21294 (find_optimal_iv_set): Likewise.
21296 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
21298 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
21299 that internal functions will clobber all caller-saved registers.
21301 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
21303 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
21304 Return a better case_values_threshold when optimizing.
21306 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
21308 * config/aarch64/aarch64-simd.md (aarch64_combinez):
21309 Add ? to integer variant.
21310 (aarch64_combinez_be): Likewise.
21312 2016-05-26 Jakub Jelinek <jakub@redhat.com>
21314 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
21315 instead of x constraint.
21316 (vcvtps2ph256<mask_name>): Likewise.
21318 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
21319 alternative. Formatting fix.
21321 * config/i386/sse.md
21322 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
21324 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
21325 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
21326 maybe_evex prefix instead of vex.
21327 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
21328 EXT_REX_SSE_REG_P (op0) case in the splitter.
21330 2016-05-25 Jeff Law <law@redhat.com>
21332 PR tree-optimization/71272
21333 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
21334 Update comments. Add test for empty path.
21336 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
21338 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
21339 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
21340 special case builtin.
21341 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21342 code for ALTIVEC_BUILTIN_VEC_CMPNE.
21343 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21344 for __builtin_vec_cmpne.
21346 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
21348 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
21349 redundant test and bail out if the type of the new operand is not
21350 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
21352 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
21354 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
21355 (x_ix86_target_flags_explicit): Remove.
21356 * config/i386/i386.c (ix86_function_specific_save): Do not copy
21357 x_ix86_target_flags_explicit.
21358 (ix86_function_specific_restore): Ditto.
21360 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
21361 H.J. Lu <hongjiu.lu@intel.com>
21364 * common/config/i386/i386-common.c
21365 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
21366 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
21367 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
21368 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
21369 (-mgeneral-regs-only): Add new option.
21370 * config/i386/i386.c (ix86_option_override_internal): Don't enable
21371 x87 instructions if only general registers are allowed.
21372 (ix86_target_string): Add ix86_flags argument. Handle additional
21373 flags options through ix86_flags argument. Update all callers.
21374 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
21376 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21378 PR rtl-optimization/66940
21379 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
21380 decrementing desired_val will not overflow before performing these
21383 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
21385 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
21386 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
21387 * config/i386/i386.c (enum ix86_builtins): Add
21388 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
21389 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
21390 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
21391 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
21392 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
21393 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
21394 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
21395 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
21396 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
21397 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
21398 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
21399 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
21400 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
21401 __builtin_ia32_cvtps2dq512_mask.
21402 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
21403 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
21404 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
21405 * config/i386/sse.md
21406 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
21408 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
21409 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
21411 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
21412 (avx512f_vec_pack_sfix_v8df): New define_expand.
21413 (avx512f_roundpd512): Rename to ...
21414 (avx512f_round<castmode>512): ... this. Change iterator.
21415 (avx512f_roundps512_sfix): New define_expand.
21416 (round<mode>2_sfix): Change iterator.
21418 2016-05-25 Nick Clifton <nickc@redhat.com>
21420 * config/msp430/msp430.c (msp430_attr): Produce an error if a
21421 static interrupt handler is detected.
21422 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
21423 default linker script.
21424 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
21425 the low part of a symbolic pointer.
21427 2016-05-25 Richard Biener <rguenther@suse.de>
21429 PR tree-optimization/71261
21430 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
21431 interesting stmt instead of immediate uses when looking
21432 for the use operand to replace.
21434 2016-05-25 Martin Liska <mliska@suse.cz>
21436 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
21438 2016-05-25 Richard Biener <rguenther@suse.de>
21440 PR tree-optimization/71264
21441 * tree-vect-stmts.c (vect_init_vector): Properly deal with
21444 2016-05-25 Martin Liska <mliska@suse.cz>
21446 PR tree-optimization/71239
21447 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
21448 if DECL_SIZE is NULL.
21450 2016-05-25 Richard Biener <rguenther@suse.de>
21452 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
21453 * tree-if-conv.c (pass_data_if_conversion): Use it.
21455 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
21457 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
21458 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
21459 * varpool.c (varpool_node::get_availability): Likewise.
21461 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
21463 * config/rs6000/altivec.md (VNEG iterator): New iterator for
21464 VNEGW/VNEGD instructions.
21465 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
21466 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
21467 support for ISA 3.0 VNEGW/VNEGD instructions.
21469 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
21471 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
21472 pointers inside OACC_DATA regions.
21473 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
21474 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
21475 (gimplify_adjust_omp_clauses): Fix typo in comment.
21477 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
21479 * config/rs6000/altivec.md (VParity): New mode iterator for vector
21480 parity built-in functions.
21481 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
21483 (p9v_parity<mode>2): Likewise.
21484 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
21486 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
21487 (parity<mode>2): ISA 3.0 expander for vector parity.
21488 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
21490 (BU_P9_64BIT_MISC_0): Likewise.
21491 (BU_P9_MISC_0): Likewise.
21492 (BU_P9V_AV_1): Likewise.
21493 (BU_P9V_AV_2): Likewise.
21494 (BU_P9V_AV_3): Likewise.
21495 (BU_P9V_AV_P): Likewise.
21496 (BU_P9V_VSX_1): Likewise.
21497 (BU_P9V_OVERLOAD_1): Likewise.
21498 (BU_P9V_OVERLOAD_2): Likewise.
21499 (BU_P9V_OVERLOAD_3): Likewise.
21500 (VCTZB): Add vector count trailing zeros support.
21504 (VPRTYBD): Add vector parity support.
21505 (VPRTYBQ): Likewise.
21506 (VPRTYBW): Likewise.
21507 (VCTZ): Add overloaded vector count trailing zeros support.
21508 (VPRTYB): Add overloaded vector parity support.
21509 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21510 overloaded vector count trailing zeros and parity instructions.
21511 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
21512 vector parity support.
21513 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
21514 trailing zeros support.
21515 (vec_cntlz): Likewise.
21516 (vec_vctzb): Likewise.
21517 (vec_vctzd): Likewise.
21518 (vec_vctzh): Likewise.
21519 (vec_vctzw): Likewise.
21520 (vec_vprtyb): Add ISA 3.0 vector parity support.
21521 (vec_vprtybd): Likewise.
21522 (vec_vprtybw): Likewise.
21523 (vec_vprtybq): Likewise.
21524 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
21525 the ISA 3.0 vector count trailing zeros and vector parity built-in
21528 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21530 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
21531 when there is stmt_to_insert.
21533 2016-05-24 Martin Sebor <msebor@redhat.com>
21536 * tree.h (complete_or_array_type_p): New inline function.
21538 2016-05-24 Jakub Jelinek <jakub@redhat.com>
21540 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
21541 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
21542 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
21544 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
21545 Limit 1st alternative to noavx isa, split 2nd alternative into one
21546 noavx and one avx alternative, use *x and Bm in the former and
21547 x and m in the latter.
21549 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
21550 of sse4 for the first alternative, drop %v from the template
21551 and d operand modifier. Split second alternative into one sse4_noavx
21552 and one avx alternative, use *x instead of *v in the former and v
21553 instead of *v in the latter.
21554 (*sse4_1_extractps): Use noavx isa instead of * for the first
21555 alternative, drop %v from the template. Split second alternative into
21556 one noavx and one avx alternative, use *x instead of *v in the
21557 former and v instead of *v in the latter.
21558 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
21559 with noavx and the last one with avx.
21560 (sse4_1_phminposuw): Guard first alternative with noavx isa,
21561 split the second one into one noavx and one avx alternative,
21562 use *x and Bm in the former and x and m in the latter one.
21563 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
21566 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
21567 first two alternatives to noavx, use *x instead of *v in the second
21568 one, add avx alternative without *.
21569 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
21570 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
21571 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
21573 2016-05-24 Jeff Law <law@redhat.com>
21575 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
21576 New function, extracted from...
21577 (fsm_find_control_statement_thread_paths): Here. Use the new function.
21578 Allow simple copies and constant initializations in the SSA chain.
21580 2016-05-24 Marek Polacek <polacek@redhat.com>
21583 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
21586 2016-05-24 Jakub Jelinek <jakub@redhat.com>
21589 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
21590 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
21591 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
21592 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
21593 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
21595 2016-05-24 Richard Biener <rguenther@suse.de>
21597 PR tree-optimization/71240
21598 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
21601 2016-05-24 Richard Biener <rguenther@suse.de>
21603 PR tree-optimization/71230
21604 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
21606 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21608 * tree-vectorizer.h (vectorizable_comparison): Delete.
21609 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
21610 PURE_SLP_STMT check.
21611 * tree-vect-stmts.c (vectorizable_call): Likewise.
21612 (vectorizable_simd_clone_call): Likewise.
21613 (vectorizable_conversion): Likewise.
21614 (vectorizable_assignment): Likewise.
21615 (vectorizable_shift): Likewise.
21616 (vectorizable_operation): Likewise.
21617 (vectorizable_load): Likewise.
21618 (vectorizable_condition): Likewise.
21619 (vectorizable_store): Likewise. Assert that we don't have
21621 (vectorizable_comparison): Make static. Remove redundant
21622 PURE_SLP_STMT check.
21623 (vect_transform_stmt): Assert that we always have an slp_node
21626 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21628 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
21629 operands[2] against 1 with comparison against CONST1_RTX.
21630 (<shift>di3_neon): Likewise.
21631 * config/arm/predicates.md (const0_operand): Replace with comparison
21632 against CONST0_RTX.
21634 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21636 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
21637 operands[2] against 1 with comparison against CONST1_RTX.
21638 (ashrdi3): Likewise.
21639 (lshrdi3): Likewise.
21640 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
21642 (ashrsi3): Likewise.
21643 (lshrsi3): Likewise.
21644 (rotrsi3): Likewise.
21645 (define_split above *compareqi_eq0): Likewise.
21646 (define_split above "prologue"): Likewise.
21647 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
21648 * config/arm/predicates.md (shift_operator): Likewise.
21649 (shift_nomul_operator): Likewise.
21650 (sat_shift_operator): Likewise.
21651 (thumb1_cmp_operand): Likewise.
21652 (const_neon_scalar_shift_amount_operand): Replace manual range
21653 check with IN_RANGE.
21654 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
21655 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
21657 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21659 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
21660 with HOST_WIDE_INT_1.
21662 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
21663 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
21664 (arm_canonicalize_comparison): Likewise.
21665 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
21667 (thumb1_size_rtx_costs): Likewise.
21668 (vfp_const_double_index): Replace cast of 1 to unsigned
21669 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21670 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
21672 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
21673 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21674 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
21675 HOST_WIDE_INT with HOST_WIDE_INT_1.
21677 2016-05-24 Marek Polacek <polacek@redhat.com>
21679 * tree-cfg.h (should_remove_lhs_p): New predicate.
21680 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
21681 * gimplify.c (gimplify_modify_expr): Likewise.
21682 * tree-cfg.c (verify_gimple_call): Likewise.
21683 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
21684 * gimple-fold.c: Include "tree-cfg.h".
21685 (gimple_fold_call): Use should_remove_lhs_p.
21687 2016-05-24 Richard Biener <rguenther@suse.de>
21689 PR tree-optimization/71253
21690 * cfganal.h (control_dependences): Make robust against edge
21692 (control_dependences::control_dependences): Remove edge_list argument.
21693 (control_dependences::get_edge): Remove.
21694 (control_dependences::get_edge_src): Add.
21695 (control_dependences::get_edge_dest): Likewise.
21696 (control_dependences::m_el): Make a vector of edge src/dest index.
21697 * cfganal.c (control_dependences::find_control_dependence): Adjust.
21698 (control_dependences::control_dependences): Likewise.
21699 (control_dependences::~control_dependence): Likewise.
21700 (control_dependences::get_edge): Remove.
21701 (control_dependences::get_edge_src): Add.
21702 (control_dependences::get_edge_dest): Likewise.
21703 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
21705 (perform_tree_ssa_dce): Adjust.
21706 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
21708 (pass_loop_distribution::execute): Adjust. Do loop destroying
21709 conditional on changed.
21711 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21714 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
21715 return. Reindent transformation comment and mention the ARM state
21718 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21720 PR middle-end/71252
21721 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
21722 after build_and_add_sum creates new use stmt.
21724 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21726 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
21727 load_lanes/grouped_load classification comes first. Don't check
21728 whether the vectorization factor is a multiple of the group size
21731 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21733 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
21734 GROUP_GAP for single-element interleaving.
21735 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
21738 2016-05-24 Richard Biener <rguenther@suse.de>
21740 PR middle-end/70434
21742 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
21743 bases which are accessed with non-invariant indices.
21744 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
21745 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
21747 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21749 PR middle-end/71170
21750 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
21751 (add_to_ops_vec): Add stmt_to_insert.
21752 (add_repeat_to_ops_vec): Init stmt_to_insert.
21753 (insert_stmt_before_use): New.
21754 (transform_add_to_multiply): Remove mult_stmt insertion and add it
21756 (get_ops): Init stmt_to_insert.
21757 (maybe_optimize_range_tests): Likewise.
21758 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
21759 (rewrite_expr_tree_parallel): Likewise.
21760 (reassociate_bb): Likewise.
21762 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21765 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
21766 ISA 3.0 xxperm fusion alternative.
21767 (altivec_vperm_v8hiv16qi): Likewise.
21768 (altivec_vperm_<mode>_uns_internal): Likewise.
21769 (vperm_v8hiv4si): Likewise.
21770 (vperm_v16qiv8hi): Likewise.
21772 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21773 Kelvin Nilsen <kelvin@gcc.gnu.org>
21775 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
21776 vpermr/xxpermr on ISA 3.0.
21777 (altivec_expand_vec_perm_le): Likewise.
21778 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
21779 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
21782 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
21784 * config/i386/i386.h (IS_STACK_MODE): Enable for
21785 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
21786 SSE_FLOAT_MODE_P macros.
21787 * config/i386/i386.c (ix86_preferred_reload_class): Use
21788 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
21789 Cleanup regclass processing for CONST_DOUBLE_P.
21790 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
21791 (ix86_rtx_costs): Remove redundant TARGET_80387 check
21792 with IS_STACK_MODE macro.
21793 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
21795 (*movdf_internal): Use IS_STACK_MODE macro.
21796 (*movsf_internal): Ditto.
21798 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
21800 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
21801 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
21803 2016-05-23 Jeff Law <law@redhat.com>
21805 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
21807 (fsm_find_control_statement_thread_paths): Call it.
21809 2016-05-23 Martin Jambor <mjambor@suse.cz>
21812 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
21813 from_global_constant if t is not NULL.
21815 2016-05-23 Marek Polacek <polacek@redhat.com>
21818 * common.opt (Wswitch-unreachable): New option.
21819 * doc/invoke.texi: Document -Wswitch-unreachable.
21820 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
21823 2016-05-23 Bin Cheng <bin.cheng@arm.com>
21825 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
21826 TMR_INDEX is non-NULL.
21828 2016-05-23 Richard Biener <rguenther@suse.de>
21830 PR tree-optimization/71230
21831 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
21832 (try_special_add_to_ops): ... here. Always test for single-use.
21834 2016-05-23 Martin Jambor <mjambor@suse.cz>
21836 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
21837 default block if a PHI node in the original one would be resized.
21839 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21841 PR tree-optimization/58135
21842 * tree-vect-slp.c: When group size is not multiple
21843 of vector size, allow splitting of store group at
21846 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
21848 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
21850 2016-05-22 Jakub Jelinek <jakub@redhat.com>
21852 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
21853 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
21854 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
21857 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
21858 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
21859 v constraint instead of x and vinserti32x4 insn.
21861 * config/i386/sse.md (i128vldq): New mode iterator.
21862 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
21863 avx512dq and avx512vl alternatives.
21865 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
21866 constraint, use maybe_evex prefix instead of vex.
21867 (vec_dupv4sf): Use v constraint instead of x for output
21868 operand except for noavx alternative, use Yv constraint
21869 instead of x for input. Use maybe_evex prefix instead of vex.
21870 (*vec_dupv4si): Likewise.
21871 (*vec_dupv2di): Likewise.
21873 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
21875 PR middle-end/40921
21876 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
21877 (linearize_expr_tree): Call try_special_add_to_ops.
21878 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
21880 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21882 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
21883 to computed stack_usage.
21885 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
21888 * config/avr/avr.md (define_expand "mov<mode>"): If the source
21889 operand is subreg (symbol_ref) then move the symbol ref to register.
21891 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
21893 * tree.c (array_at_struct_end_p): Look through MEM_REF.
21895 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
21897 PR middle-end/71179
21898 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
21901 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21903 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
21904 ranges by calling get_single_symbol and tidy up. Look more closely
21905 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
21907 2016-05-20 Jeff Law <law@redhat.com>
21909 * bitmap.c (bitmap_find_bit): Remove useless test.
21911 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
21913 * function.c (thread_prologue_and_epilogue_insns): Commit the
21914 insertion of the epilogue.
21916 2016-05-20 Martin Jambor <mjambor@suse.cz>
21918 PR tree-optimization/70884
21919 * tree-sra.c (initialize_constant_pool_replacements): Do not check
21920 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
21921 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
21922 of constant pool data as a reason for scalarization.
21924 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21926 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
21927 for naked functions.
21928 (thumb1_expand_prologue): Likewise.
21930 2016-05-20 Nathan Sidwell <nathan@acm.org>
21932 * config/nvptx/nptx.c (nvptx_option_override): Only set
21933 flag_toplevel_reorder, if not explicitly specified. Set
21934 flag_no_common, unless explicitly specified.
21936 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21938 * calls.c (can_implement_as_sibling_call_p): Mark param
21939 reg_parm_stack_space with ATTRIBUTE_UNUSED.
21941 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
21943 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
21944 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
21945 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
21947 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
21948 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
21949 and CASE_CONST_ANY.
21951 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
21953 * config/nvptx/nvptx.md (sincossf3): New pattern.
21955 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21957 * calls.c (maybe_complain_about_tail_call): New function.
21958 (initialize_argument_information): Call
21959 maybe_complain_about_tail_call when clearing *may_tailcall.
21960 (can_implement_as_sibling_call_p): Call
21961 maybe_complain_about_tail_call when returning false.
21962 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
21963 ensure try_tail_call is set. Call maybe_complain_about_tail_call
21964 if tail-call optimization fails.
21965 * cfgexpand.c (expand_call_stmt): Initialize
21966 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
21967 * gimple-pretty-print.c (dump_gimple_call): Dump
21968 gimple_call_must_tail_p.
21969 * gimple.c (gimple_build_call_from_tree): Call
21970 gimple_call_set_must_tail with the value of
21971 CALL_EXPR_MUST_TAIL_CALL.
21972 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
21973 (gimple_call_set_must_tail): New function.
21974 (gimple_call_must_tail_p): New function.
21975 * print-tree.c (print_node): Update printing of TREE_STATIC
21976 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
21977 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
21978 trailing comment listing applicable flags.
21979 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
21981 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21983 * calls.c (expand_call): Move "Rest of purposes for tail call
21984 optimizations to fail" to...
21985 (can_implement_as_sibling_call_p): ...this new function, and
21986 split into multiple "if" statements.
21988 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21990 * cfgloop.h (expected_loop_iterations_unbounded,
21991 expected_loop_iterations): Unconstify.
21992 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
21993 profile with known upper bound; return 3 when profile is absent.
21994 (expected_loop_iterations): Update.
21996 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21998 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
21999 and get_max_loop_iterations_int.
22001 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
22003 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
22004 realistic upper bounds here.
22006 2016-05-20 Jakub Jelinek <jakub@redhat.com>
22009 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
22010 calls if the LHS is variable length or has addressable type.
22011 If targets[0]->decl is a noreturn call with void return type and
22012 zero arguments, adjust fntype and remove lhs in that case.
22014 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
22016 PR tree-optimization/71079
22017 PR tree-optimization/71206
22018 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
22020 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22022 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
22023 (get_vec_alignment_for_array_decl): Likewise.
22024 (get_vec_alignment_for_record_decl): Likewise.
22025 (increase_alignment::execute): Move code to find alignment to
22026 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
22027 (type_align_map): New hash_map.
22029 2016-05-20 Richard Guenther <rguenther@suse.de>
22031 PR tree-optimization/29756
22032 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
22033 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
22034 * fold-const.c (operand_equal_p): Likewise.
22035 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
22036 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
22037 * tree-inline.c (estimate_operator_cost): Likewise.
22038 * tree-pretty-print.c (dump_generic_node): Likewise.
22039 * tree-ssa-operands.c (get_expr_operands): Likewise.
22040 * cfgexpand.c (expand_debug_expr): Likewise.
22041 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
22042 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
22043 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
22044 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
22045 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
22046 (execute_update_addresses_taken): Do it.
22048 2016-05-20 Richard Biener <rguenther@suse.de>
22050 PR tree-optimization/71185
22051 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
22052 register operations.
22054 2016-05-20 Richard Biener <rguenther@suse.de>
22056 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
22057 gimple_seq_add_seq_without_update.
22058 (release_bb_predicate): Assert we have no operands to free.
22059 (if_convertible_loop_p_1): Calculate post dominators later.
22060 Do not free BB predicates here.
22061 (combine_blocks): Do not recompute BB predicates.
22062 (version_loop_for_if_conversion): Save BB predicates around
22065 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
22067 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
22068 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
22069 code. Ignore sibcalls on EDGE_IGNORE edges.
22070 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
22071 on edges for sibcalls that run without prologue. The rest of the
22072 function is combined from...
22073 (fix_fake_fallthrough_edge): ... this, and ...
22074 (try_shrink_wrapping): ... a part of this. Remove the bb_with
22075 function argument, make it a local variable.
22077 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
22079 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
22080 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
22081 for 32-bit mode and SEH for 64-bit.
22082 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
22083 TARGET_64BIT_DEFAULT.
22085 2016-05-19 Ryan Burn <contact@rnburn.com>
22087 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
22088 * gengtype.c (open_base_files): Add cilk.h to ifiles.
22090 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
22092 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
22093 force pending loads from memory.
22095 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
22097 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
22098 (UNSPEC_DARN_32): New unspec constant.
22099 (UNSPEC_DARN_RAW): New unspec constant.
22100 (darn_32): New instruction.
22101 (darn_raw): New instruction.
22102 (darn): New instruction.
22103 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
22104 support and documentation for this macro.
22105 (BU_P9_MISC_1): New macro definition.
22106 (BU_P9_64BIT_MISC_0): New macro definition.
22107 (BU_P9_MISC_0): New macro definition.
22108 (darn_32): New builtin definition.
22109 (darn_raw): New builtin definition.
22110 (darn): New builtin definition.
22111 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
22112 RS6000_BUILTIN_0 directives to surround each occurrence of
22113 #include "rs6000-builtin.def".
22114 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
22115 RS6000_BTM_64BIT flags to the returned mask, depending on
22117 (def_builtin): Correct an error in the assignments made to the
22118 debugging variable attr_string.
22119 (rs6000_expand_builtin): Add support for no-operand built-in
22121 (builtin_function_type): Remove fatal_error assertion that is no
22123 (rs6000_common_init_builtins): Add support for no-operand built-in
22125 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
22127 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
22129 (RS6000_BTM_64BIT): New macro definition.
22130 * doc/extend.texi: Document __builtin_darn (void),
22131 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
22134 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
22136 * tree-vect-loop.c (vect_analyze_loop_2): Use also
22137 max_loop_iterations_int.
22139 2016-05-19 Marek Polacek <polacek@redhat.com>
22141 PR tree-optimization/71031
22142 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
22143 condition and adjust the code a bit.
22145 2016-05-19 Martin Liska <mliska@suse.cz>
22147 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
22148 auto_vec instead of vec.
22150 2016-05-19 Martin Liska <mliska@suse.cz>
22152 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
22154 2016-05-19 Martin Liska <mliska@suse.cz>
22156 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
22158 2016-05-19 Martin Liska <mliska@suse.cz>
22160 * ipa-pure-const.c (set_function_state): Remove an existing
22162 (remove_node_data): Do not free it as it's released
22163 in set_function_state.
22165 2016-05-19 Martin Liska <mliska@suse.cz>
22167 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
22170 2016-05-19 Martin Liska <mliska@suse.cz>
22172 * omp-simd-clone.c (simd_clone_adjust): Release vector.
22174 2016-05-19 Martin Liska <mliska@suse.cz>
22176 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
22177 an auto_vec instead of re-creating it.
22179 2016-05-19 Martin Liska <mliska@suse.cz>
22181 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
22182 auto_vec instead of vec.
22184 2016-05-19 Martin Liska <mliska@suse.cz>
22186 * lto-section-in.c (lto_get_section_data): Call
22187 lto_check_version with additional argument.
22188 * lto-streamer.c (lto_check_version): Add new argument.
22189 * lto-streamer.h (lto_check_version): Likewise.
22191 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22193 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
22194 Don't add cost of inner memory when handling sign-extended loads.
22196 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
22198 PR rtl-optimization/71148
22199 * cse.c (cse_main): Free dominance info.
22200 (rest_of_handle_cse): Don't free dominance info.
22201 (rest_of_handle_cse2): Likewise.
22202 (rest_of_handle_cse_after_global_opts): Likewise.
22204 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22207 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
22208 NULL_TREE early if NEON is not available. Remove now redundant check
22209 in ARM_CHECK_BUILTIN_MODE.
22211 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
22214 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
22215 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
22216 * doc/cpp.texi: Document new macros.
22218 2016-05-19 Bin Cheng <bin.cheng@arm.com>
22220 PR tree-optimization/69848
22221 * tree-vect-loop.c (vectorizable_reduction): Don't factor
22222 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
22224 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
22226 * function.c (thread_prologue_and_epilogue_insn): Move the
22227 "goto epilogue_done" one block later.
22229 2016-05-19 Richard Biener <rguenther@suse.de>
22231 PR tree-optimization/70729
22232 * passes.def: Move LIM pass before PRE. Remove no longer
22233 required copyprop and move first DCE out of the loop pipeline.
22235 2016-05-18 David Malcolm <dmalcolm@redhat.com>
22238 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
22239 (OBJS-libcommon-target): ...here.
22240 * opts-common.c: Include spellcheck.h.
22241 (cmdline_handle_error): Build a vec of valid options and use it
22242 to suggest provide hints for misspelled arguments.
22244 2016-05-18 Jakub Jelinek <jakub@redhat.com>
22247 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
22248 lhs if it has TREE_ADDRESSABLE type.
22250 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
22253 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
22254 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
22256 2016-05-18 Martin Jambor <mjambor@suse.cz>
22259 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
22260 input for NOP_EXPR pass-through functions.
22261 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
22262 aggregate global constant VAR_DECLs in constant jump functions.
22264 2016-05-18 Martin Jambor <mjambor@suse.cz>
22267 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
22268 from TREE_READONLY parameters.
22270 2016-05-18 Martin Jambor <mjambor@suse.cz>
22273 * cgraph.h (cgraph_indirect_call_info): New field
22274 guaranteed_unmodified.
22275 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
22276 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
22278 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
22279 pass the parameter value to ipa_find_agg_cst_for_param.
22280 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
22281 guaranteed_unmodified, store AA results there instead of bailing out
22283 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
22284 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
22285 (find_constructor_constant_at_offset): New function.
22286 (ipa_find_agg_cst_from_init): Likewise.
22287 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
22288 static initializers of contants, report back through a new paameter
22289 from_global_constant if that was the case.
22290 (try_make_edge_direct_simple_call): Also pass parameter value to
22291 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
22293 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
22294 (ipa_read_indirect_edge_info): Likewise.
22295 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
22296 (ipa_load_from_parm_agg): Likewise.
22298 2016-05-18 Jiong Wang <jiong.wang@arm.com>
22300 PR rtl-optimization/71150
22301 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
22304 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
22307 * config/rs6000/constraints.md (wE constraint): New constraint
22308 for a vector constant that can be loaded with XXSPLTIB.
22309 (wM constraint): New constraint for a vector constant of a 1's.
22310 (wS constraint): New constraint for a vector constant that can be
22311 loaded with XXSPLTIB and a vector sign extend instruction.
22312 * config/rs6000/predicates.md (xxspltib_constant_split): New
22313 predicates for wE/wS constraints.
22314 (xxspltib_constant_nosplit): Likewise.
22315 (easy_vector_constant): Add support for constants that can be
22316 loaded via XXSPLTIB.
22317 (all_ones_constant): New predicate for vector constant with all
22319 (splat_input_operand): Add support for ISA 3.0 word splat operations.
22320 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
22321 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
22322 instruction and possibly with a sign extension.
22323 (output_vec_const_move): Add support for XXSPLTIB. If we are
22324 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
22325 instead of XXLXOR/XXLORC.
22326 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
22328 (rs6000_legitimize_reload_address): Likewise.
22329 (rs6000_output_move_128bit): Use output_vec_const_move to emit
22331 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
22332 combine VSX_M and VSX_M2 into one iterator.
22333 (VSX_M2): Likewise.
22334 (VSINT_84): New iterators for loading constants with XXSPLTIB.
22335 (VSINT_842): Likewise.
22336 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
22337 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
22338 XXSPLTIB instruction.
22339 (xxspltib_<mode>_nosplit): Likewise.
22340 (xxspltib_<mode>_split): New insn to load up constants with
22341 XXSPLTIB and a sign extend instruction.
22342 (vsx_mov<mode>): Replace single move that handled all vector types
22343 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
22344 moves (when -mvsx-timode is in effect) into the main vector
22345 moves. Eliminate separate moves for <VSr> <VSa>, where the
22346 preferred register class (<VSr>) is listed first, and the
22347 secondary register class (<VSa>) is listed second with a '?' to
22348 discourage use. Prefer loading 0/-1 in any VSX register for ISA
22349 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
22350 that if the register was involved in a slow operation, the
22351 clear/set operation does not wait for the slow operation to
22352 finish. Adjust the length attributes for 32-bit mode. Use
22353 rs6000_output_move_128bit and drop the use of the string
22354 instructions for 32-bit movti when -mvsx-timode is in effect. Use
22355 spacing so that the alternatives and attributes don't generate
22356 long lines, and put things in columns, so that it is easier to
22357 match up the operands and attributes with the insn alternatives.
22358 (vsx_mov<mode>_64bit): Likewise.
22359 (vsx_mov<mode>_32bit): Likewise.
22360 (vsx_movti_64bit): Fold movti into normal vector moves.
22361 (vsx_movti_32bit): Likewise.
22362 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
22363 splat instructions.
22364 (vsx_splat_v4si_internal): Likewise.
22365 (vsx_splat_v4sf_internal): Likewise.
22366 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
22367 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
22368 extend vector elements.
22369 (vsx_sign_extend_hi_<mode>): Likewise.
22370 (vsx_sign_extend_si_v2di): Likewise.
22371 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
22373 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
22374 constraints. Add trailing period to wL documentation.
22376 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
22378 PR middle-end/71020
22379 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
22380 * tree-dfa.c (replace_abnormal_ssa_names): New function.
22381 * tree-call-cdce.c: Include tree-dfa.h.
22382 (can_guard_call_p): New function, extracted from...
22383 (can_use_internal_fn): ...here.
22384 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
22386 (shrink_wrap_one_built_in_call): Likewise.
22387 (use_internal_fn): Likewise.
22388 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
22389 and return void. Call replace_abnormal_ssa_names.
22390 (pass_call_cdce::execute): Check can_guard_call_p during the
22391 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
22392 will always change something.
22394 2016-05-18 Martin Jambor <mjambor@suse.cz>
22397 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
22398 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
22400 2016-05-18 Martin Jambor <mjambor@suse.cz>
22403 * ipa-inline.h (condition): New field size.
22404 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
22405 for comaprison and store it into the new condition.
22406 (evaluate_conditions_for_known_args): Use condition size to check
22407 access sizes for all but CHANGED conditions.
22408 (unmodified_parm_1): New parameter size_p, store access size into it.
22409 (unmodified_parm): Likewise.
22410 (unmodified_parm_or_parm_agg_item): Likewise.
22411 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
22412 (set_cond_stmt_execution_predicate): Extract access sizes and store
22413 them to conditions.
22414 (set_switch_stmt_execution_predicate): Likewise.
22415 (will_be_nonconstant_expr_predicate): Likewise.
22416 (will_be_nonconstant_predicate): Likewise.
22417 (inline_read_section): Stream condition size.
22418 (inline_write_summary): Likewise.
22420 2016-05-18 Richard Biener <rguenther@suse.de>
22422 * tree-ssa-loop-im.c (determine_max_movement): Properly add
22423 condition cost to PHI cost instead of total_cost.
22425 2016-05-18 Martin Liska <mliska@suse.cz>
22428 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
22431 2016-05-18 Richard Biener <rguenther@suse.de>
22433 * lto-streamer.h (LTO_major_version): Bump to 6.
22435 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
22437 * function.c (make_split_prologue_seq, make_prologue_seq,
22438 make_epilogue_seq): New functions, factored out from...
22439 (thread_prologue_and_epilogue_insns): Here.
22441 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
22443 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
22444 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
22445 of before. Add a comment.
22447 2016-05-18 Bin Cheng <bin.cheng@arm.com>
22449 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
22450 expression pointer, not pointer to the pointer.
22452 2016-05-18 Jakub Jelinek <jakub@redhat.com>
22454 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
22455 (avx2_pbroadcast<mode>): Add another alternative with v instead
22456 of x constraints in it, using <pbroadcast_evex_isa> isa.
22457 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
22459 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
22460 constraint x instead of v in second alternative, add avx512bw
22463 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
22464 constraint x instead of v in second alternative, add avx512bw
22467 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
22468 constraint x instead of v in second alternative, add avx512bw
22471 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
22472 avx512bw alternative.
22474 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
22476 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
22477 array to 128 chars.
22478 (define_insn "*andnottf3"): Ditto.
22479 (define_insn "*<code><mode>3"/any_logic): Ditto.
22480 (define_insn "*<code>tf3"/any_logic): Ditto.
22481 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
22482 operand to block AVX-512VL insn variant emit when it is not enabled.
22484 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
22486 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
22487 constraint fot SF mode.
22489 2016-05-18 Petr Murzin <petr.murzin@intel.com>
22490 Kirill Yukhin <kirill.yukhin@intel.com>
22492 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
22494 (define_insn "rsqrt14<mode>"): Ditto.
22495 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
22496 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
22497 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
22498 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
22499 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
22501 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
22502 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
22503 * config/i386/i386.c (ix86_print_operand): Expand check for size
22504 override codes for Intel syntax.
22506 2016-05-18 Richard Biener <rguenther@suse.de>
22508 PR tree-optimization/71168
22509 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
22510 initialization earlier.
22512 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
22514 * config/aarch64/aarch64-simd.md
22515 (aarch64_reduc_plus_internal<mode>): Rename to...
22516 (reduc_plus_scal): ...This, and remove previous implementation.
22518 2016-05-18 Richard Biener <rguenther@suse.de>
22520 * passes.def: Put late dse and cd_dce in canonical order.
22522 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
22524 * ipa-inline-transform.c (preserve_function_body_p): Look for
22525 first non-thunk clone.
22526 (save_function_body): Save into first non-thunk.
22527 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
22529 (lto_output_node): Inline thunks don't need body in every
22531 * lto-streamer-in.c: Do not fixup thunk clones.
22532 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
22534 * tree-inline.c (copy_bb): Be prepared for target node to be new after
22537 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
22539 PR middle-end/63586
22540 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
22541 (reassociate_bb): Call transform_add_to_multiply.
22543 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
22545 * config/aarch64/aarch64.c (all_extensions): Removed unused
22548 2016-05-17 Nathan Sidwell <nathan@acm.org>
22550 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
22551 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
22553 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
22555 PR tree-optimization/54579
22556 PR middle-end/55299
22557 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
22559 2016-05-17 Marek Polacek <polacek@redhat.com>
22562 * tree-inline.c (expand_call_inline): Call
22563 maybe_remove_unused_call_args.
22565 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
22567 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
22568 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
22569 * doc/md.texi (fmin@var{m}3): Likewise.
22571 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22573 * match.pd (X & C): New transformation.
22575 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22577 * match.pd (~X & Y): New transformation.
22579 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22581 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
22582 information for new SSA_NAME.
22583 (simplify_conversion_using_ranges): Get range through get_range_info
22584 instead of get_value_range.
22586 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22588 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
22589 Remove inline assembly.
22590 (vmvn_s16): Likewise.
22591 (vmvn_s32): Likewise.
22592 (vmvn_u8): Likewise.
22593 (vmvn_u16): Likewise.
22594 (vmvn_u32): Likewise.
22595 (vmvnq_s8): Likewise.
22596 (vmvnq_s16): Likewise.
22597 (vmvnq_s32): Likewise.
22598 (vmvnq_u8): Likewise.
22599 (vmvnq_u16): Likewise.
22600 (vmvnq_u32): Likewise.
22601 (vmvn_p8): Likewise.
22602 (vmvnq_p16): Likewise.
22604 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22606 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
22608 (vmul_n_s16): Likewise.
22609 (vmul_n_s32): Likewise.
22610 (vmul_n_u16): Likewise.
22611 (vmul_n_u32): Likewise.
22612 (vmulq_n_f32): Likewise.
22613 (vmulq_n_f64): Likewise.
22614 (vmulq_n_s16): Likewise.
22615 (vmulq_n_s32): Likewise.
22616 (vmulq_n_u16): Likewise.
22617 (vmulq_n_u32): Likewise.
22619 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22621 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
22622 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
22624 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22626 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
22627 to *aarch64_fma4_elt_from_dup<mode>.
22628 (*aarch64_fnma4_elt_to_128df): Rename to
22629 *aarch64_fnma4_elt_from_dup<mode>.
22630 * config/aarch64/arm_neon.h (vfma_n_f64): New.
22631 (vfms_n_f32): Likewise.
22632 (vfms_n_f64): Likewise.
22633 (vfmsq_n_f32): Likewise.
22634 (vfmsq_n_f64): Likewise.
22636 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
22638 * wide-int.h: Change fixed_wide_int_storage from class to struct.
22640 2016-05-17 Richard Biener <rguenther@suse.de>
22642 PR tree-optimization/71132
22643 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
22644 Only add control dependences for blocks in the loop.
22645 (build_rdg): Adjust.
22646 (generate_code_for_partition): Return whether loop should
22647 be destroyed and delay that.
22648 (distribute_loop): Likewise.
22649 (pass_loop_distribution::execute): Record loops to be destroyed
22650 and perform delayed destroying of loops.
22652 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22655 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
22657 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22659 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
22661 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
22664 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
22665 insertion point for instructions generated by validize_mem.
22667 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22669 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
22672 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22674 * config/aarch64/aarch64.c
22675 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
22676 rather than a macro.
22678 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22680 * doc/invoke.texi (AArch64 Options): Various updates.
22682 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22684 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
22685 into instrumentation thunks.
22686 * cif-code.def (CIF_CHKP): New.
22688 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
22690 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
22692 2016-05-16 Martin Jambor <mjambor@suse.cz>
22694 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
22695 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
22697 2016-05-16 Marek Polacek <polacek@redhat.com>
22699 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
22702 2016-05-16 Martin Jambor <mjambor@suse.cz>
22705 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
22706 the outlined kernel function.
22708 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
22710 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
22711 (ISA_HAS_DLSA): Ditto.
22713 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22715 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
22717 2016-05-16 Nathan Sidwell <nathan@acm.org>
22719 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
22720 (nvptx_name_replacement): Restore. Add comment.
22721 (write_fn_proto, write_fn_proto_from_insn,
22722 nvptx_output_call_insn): Restore
22723 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
22725 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22727 * config/aarch64/aarch64.md
22728 (add<mode>3_compareC_cconly_imm): Remove use of %w.
22729 (add<mode>3_compareC_imm): Likewise.
22730 (<optab>si3_uxtw): Split into register and immediate variants.
22731 (andsi3_compare0_uxtw): Likewise.
22732 (and<mode>3_compare0): Likewise.
22733 (and<mode>3nr_compare0): Likewise.
22734 (stack_protect_test_<mode>): Don't use %x for memory operands.
22736 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22738 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
22740 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22742 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
22743 Split integer shifts into shift_reg and bfm.
22744 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
22745 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
22746 (ror<mode>3_insn): Likewise.
22747 (<optab>si3_insn_uxtw): Likewise.
22748 (<optab><mode>3_insn): Change to rotate_imm.
22749 (extr<mode>5_insn_alt): Likewise.
22750 (extrsi5_insn_uxtw): Likewise.
22751 (extrsi5_insn_uxtw_alt): Likewise.
22753 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22755 * doc/tm.texi: Regenerate.
22756 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
22757 (TARGET_INVALID_RETURN_TYPE): Remove.
22758 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
22759 TARGET_INVALID_RETURN_TYPE.
22760 * target.def (invalid_parameter_type): Remove.
22761 (invalid_return_type): Remove.
22763 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22765 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
22766 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
22768 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
22770 (preserve_function_body_p): No need to preserve function body
22771 * cif-codes.def (CIF_THUNK): Remove.
22772 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
22774 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22776 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
22778 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22780 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
22783 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22785 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
22786 (inline_small_functions): Do not look for function symbol when
22789 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22791 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
22794 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22795 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22796 Jiong Wang <jiong.wang@arm.com>
22798 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
22799 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
22800 Define __ARM_FP16_ARGS when appropriate.
22801 * config/arm/arm.c (arm_invalid_parameter_type): Remove
22803 (arm_invalid_return_type): Likewise.
22804 (TARGET_INVALID_PARAMETER_TYPE): Remove.
22805 (TARGET_INVALID_RETURN_TYPE): Remove.
22806 (aapcs_vfp_sub_candidate): Allow HFmode.
22807 (aapcs_vfp_allocate): Add comment. Support HFmode.
22808 (aapcs_vfp_allocate_return_reg): Likewise.
22809 (struct aapcs_cp_arg_layout): Slightly reword comments for
22810 is_return_candidate and allocate_return_reg.
22811 (output_mov_vfp): Update assert.
22812 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
22814 (arm_invalid_parameter_type): Remove.
22815 (amr_invalid_return_type): Remove.
22816 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
22817 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
22818 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
22820 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22822 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
22823 * config/aarch64/arch64-protos.h
22824 (aarch64_legitimize_reload_address): Remove.
22825 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
22828 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
22830 * configure.ac: Add ACX_NONCANONICAL_HOST.
22831 * configure: Regenerate.
22832 * Makefile.in: Set host_noncanonical.
22834 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
22837 * config/i386/i386.md (*movtf_internal): Before register allocation,
22838 do not allow FP constants for CM_MEDIUM memory model, allow only
22839 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
22840 (*movxf_internal): Ditto.
22841 (*movdf_internal): Ditto.
22842 (*movsf_internal): Ditto.
22844 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
22846 PR rtl-optimization/67483
22847 * combine.c (make_compound_operation): Don't call extract_left_shift
22848 with negative shift amounts.
22850 2016-05-13 Jakub Jelinek <jakub@redhat.com>
22853 * fold-const.c (fold_checksum_tree): Allow modification
22854 of TYPE_ALIAS_SET during folding.
22856 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
22857 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
22858 (ix86_split_to_parts): Likewise. Fix up formatting.
22860 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
22862 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
22863 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
22866 2016-05-13 Nathan Sidwell <nathan@acm.org>
22868 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
22869 (nvptx_name_replacement): Delete.
22870 (write_fn_proto, write_fn_proto_from_insn,
22871 nvptx_output_call_insn): Remove nvptx_name_replacement call.
22872 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
22873 * langhooks.c (add_builtin_funcction_common): Call
22874 targetm.mangle_decl_assembler_name.
22876 * config/nvptx/nvptx.c (write_fn_proto): Handle
22877 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
22879 2016-05-13 Martin Liska <mliska@suse.cz>
22881 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
22882 and PRIu64 in printf format.
22884 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22886 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
22889 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22891 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
22892 Change --param max-completely-peeled-times to
22893 --param max-completely-peel-times in dump file printing.
22895 2016-05-13 Richard Biener <rguenther@suse.de>
22897 PR tree-optimization/42587
22898 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
22899 (find_bswap_or_nop_1): Likewise.
22900 (bswap_replace): Likewise.
22902 2016-05-13 Martin Liska <mliska@suse.cz>
22904 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
22905 Initialize a variable with default value.
22907 2016-05-13 Martin Liska <mliska@suse.cz>
22909 * doc/invoke.texi: Enhance explanation of error recovery
22912 2016-05-13 Martin Liska <mliska@suse.cz>
22914 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
22915 (struct cost_pair): Change inv_expr_id (int) to inv_expr
22916 (iv_inv_expr_ent *).
22917 (struct iv_inv_expr_ent): Comment struct fields.
22918 (sort_iv_inv_expr_ent): New function.
22919 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
22920 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
22921 a hash_map between iv_inv_expr_ent and number of usages.
22922 (niter_for_exit): Fix coding style.
22923 (tree_ssa_iv_optimize_init): Use renamed variable.
22924 (determine_base_object): Fix coding style.
22925 (alloc_iv): Likewise.
22926 (find_interesting_uses_outside): Likewise.
22927 (add_candidate_1): Likewise.
22928 (add_standard_iv_candidates): Likewise.
22929 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
22930 (prepare_decl_rtl): Fix coding style.
22931 (get_address_cost): Likewise.
22932 (get_shiftadd_cost): Likewise.
22933 (force_expr_to_var_cost): Likewise.
22934 (compare_aff_trees): Likewise.
22935 (get_expr_id): Restructure the function.
22936 (get_loop_invariant_expr_id): Renamed to
22937 get_loop_invariant_expr.
22938 (get_computation_cost_at): Replace usage of inv_expr_id with
22940 (get_computation_cost): Likewise.
22941 (determine_group_iv_cost_generic): Likewise.
22942 (determine_group_iv_cost_address): Likewise.
22943 (iv_period): Fix coding style.
22944 (iv_elimination_compare_lt): Likewise.
22945 (may_eliminate_iv): Likewise.
22946 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
22948 (determine_group_iv_costs): Dump invariant expressions.
22949 (iv_ca_recount_cost): Use the newly added hash_map.
22950 (iv_ca_set_remove_invariants): Fix coding style.
22951 (iv_ca_set_add_invariants): Fix coding style.
22952 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
22954 (iv_ca_set_cp): Likewise.
22955 (iv_ca_new): Initialize the newly added hash_map and remove
22956 initialization of fields.
22957 (iv_ca_free): Delete the hash_map.
22958 (iv_ca_dump): Dump invariant expressions.
22959 (iv_ca_extend): Fix coding style.
22960 (try_add_cand_for): Likewise.
22961 (create_new_ivs): Dump information about # of avg iterations and
22962 # of used invariant expressions.
22963 (rewrite_use_compare): Fix coding style.
22964 (free_loop_data): Set default value for max_inv_expr_id.
22966 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
22968 * cse.c (rest_of_handle_cse): Use cleanup_cfg
22969 returned value cse_cfg_altered computation.
22970 (rest_of_handle_cse2): Likewise.
22971 (rest_of_handle_cse_after_global_opts): Likewise.
22973 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22976 * config/arm/arm.c (arm32_output_mi_thunk): New.
22977 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
22978 to split Thumb1 vs TARGET_32BIT functionality.
22979 (arm_thumb1_mi_thunk): New.
22981 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22983 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
22986 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22989 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
22991 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
22993 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
22994 (expand_builtin_trap): Emit a regular call.
22995 (set_builtin_user_assembler_name): Remove obsolete cases.
22996 * dse.c (scan_insn): Adjust.
22997 * except.c: Include calls.h.
22998 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
22999 emit a regular call to setjmp.
23000 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
23001 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
23002 (emit_block_move_via_libcall): Delete.
23003 (block_move_fn): Delete.
23004 (init_block_move_fn): Likewise.
23005 (emit_block_move_libcall_fn): Likewise.
23006 (emit_block_op_via_libcall): New function.
23007 (set_storage_via_libcall): Tidy up and use memset builtin.
23008 (block_clear_fn): Delete.
23009 (init_block_clear_fn): Likewise.
23010 (clear_storage_libcall_fn): Likewise.
23011 (expand_assignment): Call emit_block_move_via_libcall.
23012 Do not include gt-expr.h.
23013 * expr.h (emit_block_op_via_libcall): Declare.
23014 (emit_block_copy_via_libcall): New inline function.
23015 (emit_block_move_via_libcall): Likewise.
23016 (emit_block_comp_via_libcall): Likewise.
23017 (block_clear_fn): Delete.
23018 (init_block_move_fn): Likewise.
23019 (init_block_clear_fn): Likewise.
23020 (emit_block_move_via_libcall): Likewise.
23021 (set_storage_via_libcall): Add default parameter value.
23022 * libfuncs.h (enum libfunc_index): Remove obsolete values.
23023 (abort_libfunc): Delete.
23024 (memcpy_libfunc): Likewise.
23025 (memmove_libfunc): Likewise.
23026 (memcmp_libfunc): Likewise.
23027 (memset_libfunc): Likewise.
23028 (setbits_libfunc): Likewise.
23029 (setjmp_libfunc): Likewise.
23030 (longjmp_libfunc): Likewise.
23031 (profile_function_entry_libfunc): Likewise.
23032 (profile_function_exit_libfunc): Likewise.
23033 (gcov_flush_libfunc): Likewise.
23034 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
23035 and DECL_VISIBILITY on the declaration.
23036 (init_optabs): Do not initialize obsolete libfuncs.
23037 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
23038 * tree-core.h (ECF_RET1): Define.
23039 (ECF_TM_PURE): Adjust.
23040 (ECF_TM_BUILTIN): Likewise.
23041 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
23042 (build_common_builtin_nodes): Initialize abort builtin.
23043 Add ECF_RET1 on memcpy, memmove and memset builtins.
23044 Pass final flags for alloca and alloca_with_align builtins.
23045 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
23047 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
23048 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
23049 set_storage_via_libcall and call emit_block_copy_via_libcall.
23051 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
23053 * config/i386/i386.md (*call_got_x32): Change operand 0 to
23054 DImode before it is passed to ix86_output_call_operand.
23055 (*call_value_got_x32): Ditto for operand 1.
23057 2016-05-12 Jiong Wang <jiong.wang@arm.com>
23059 PR rtl-optimization/70904
23060 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
23061 reload for wide mode.
23063 2016-05-12 Marek Polacek <polacek@redhat.com>
23066 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
23067 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
23068 * langhooks.h (incomplete_type_error): Likewise.
23069 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
23070 parameter, pass it down to incomplete_type_error.
23071 * tree.h (size_in_bytes): New inline overload.
23072 (size_in_bytes_loc): Renamed from size_in_bytes.
23074 2016-05-12 Richard Biener <rguenther@suse.de>
23076 PR tree-optimization/71059
23077 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
23078 nary before looking up or entering the expression into the VN
23080 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
23081 Make sure to re-use NARYs without result as inserted by
23084 2016-05-12 Richard Biener <rguenther@suse.de>
23086 PR tree-optimization/71062
23087 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
23089 * tree-ssa-structalias.c (set_uids_in_ptset): Set
23090 vars_contains_restrict if the var is a restrict tag.
23091 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
23092 do not disambiguate pointers against it.
23093 (dump_points_to_solution): Re-structure and adjust for new
23094 vars_contains_restrict flag.
23095 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
23097 2016-05-12 Martin Liska <mliska@suse.cz>
23099 * doc/invoke.texi: Explain connection between
23100 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
23102 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
23104 PR tree-optimization/71006
23105 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
23106 consider COND_EXPR as a mask producer.
23108 2016-05-12 Marek Polacek <polacek@redhat.com>
23111 * opts.c (common_handle_option): Detect missing argument for --help^.
23113 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23116 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
23117 when popping the PC and within an interrupt handler routine.
23118 Add missing tab to output of "ldmfd".
23119 (output_return_instruction): Output LDMFD with SP update rather
23120 than POP when returning from interrupt handler.
23122 2016-05-12 Jakub Jelinek <jakub@redhat.com>
23124 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
23125 TARGET_64BIT && TARGET_AVX512DQ.
23126 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
23127 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
23128 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
23129 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
23130 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
23131 (*vec_extractv4si_zext): Add avx512dq alternative.
23132 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
23133 use v instead of x constraint in other alternatives where possible.
23135 * config/i386/sse.md (sse2_loadld): Use v instead of x
23136 constraint in alternatives 0,1,4.
23138 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
23139 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
23140 v constraints instead of x and <pinsr_evex_isa> isa attribute.
23143 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
23144 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
23145 is not emitted unless TARGET_AVX512BW.
23146 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
23147 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
23148 for the result operand.
23150 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
23151 constraint instead of x in avx alternatives. Use maybe_evex instead
23154 * config/i386/constraints.md (Yv): New constraint.
23155 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
23156 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
23157 * config/i386/i386.md (avx512fvecmode): New mode attr.
23158 (*pushtf): Use v constraint instead of x.
23159 (*movtf_internal): Likewise. For TARGET_AVX512VL and
23160 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
23161 (*absneg<mode>2): Use Yv constraint instead of x constraint.
23162 (*absnegtf2_sse): Likewise.
23163 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
23164 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
23165 avx512f alternatives.
23166 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
23168 2016-05-12 Richard Biener <rguenther@suse.de>
23170 PR tree-optimization/71060
23171 * tree-data-ref.c (initialize_data_dependence_relation): Do not
23172 require exact match of DR_BASE_OBJECT but only matching address and
23175 2016-05-12 Richard Biener <rguenther@suse.de>
23177 PR tree-optimization/70986
23178 * cfganal.c: Include cfgloop.h.
23179 (dfs_find_deadend): Prefer to take edges exiting loops.
23181 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23183 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
23184 compile and run time.
23186 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
23189 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
23191 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
23193 * config/i386/i386.c (legitimize_pic_address): Use
23194 copy_to_suggested_reg instead of gen_movsi.
23196 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
23198 * config/rs6000/predicates.md (quad_memory_operand): Move most of
23199 the code into quad_address_p and call it to share code with
23200 vsx_quad_dform_memory_operand.
23201 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
23203 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
23204 bit instead of being a separate word. Split -mpower9-dform into
23205 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
23206 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
23207 for the register class supporting 128-bit quad word memory offsets.
23208 (mode_supports_vsx_dform_quad): Helper function to return if the
23209 register class uses quad word memory offsets.
23210 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
23211 (rs6000_debug_reg_global): Always print if we are using LRA or not.
23212 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
23213 instructions are enabled, set up the appropriate addr_masks for
23215 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
23216 -mpower9-dform-scalar, instead of -mpower9-dform.
23217 (rs6000_option_override_internal): Split -mpower9-dform into two
23218 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
23219 -mpower9-dform switch sets or clears both. If we are not using
23220 the LRA register allocator, do not enable -mpower9-dform-vector by
23221 default. If we are using LRA, enable -mpower9-dform-vector and
23222 -mvsx-timode if it is appropriate. Issue a warning if either
23223 -mpower9-dform-vector or -mvsx-timode are explicitly used without
23225 (quad_address_offset_p): New helper function to return if the
23226 offset is legal for quad word memory instructions.
23227 (quad_address_p): New function to determin if GPR or vector
23228 register quad word memory addresses are legal.
23229 (mem_operand_gpr): Validate quad word address offsets.
23230 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
23231 d-form (register + offset) instructions.
23232 (offsettable_ok_by_alignment): Likewise.
23233 (rs6000_legitimate_offset_address_p): Likewise.
23234 (legitimate_lo_sum_address_p): Likewise.
23235 (rs6000_legitimize_address): Likewise.
23236 (rs6000_legitimize_reload_address): Add more debug statements for
23238 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
23239 d-form instructions.
23240 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
23241 d-form instructions. Distinguish different cases in debug
23242 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
23243 d-form instructions.
23244 (rs6000_preferred_reload_class): Likewise.
23245 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
23246 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
23247 of the ISA 2.06 indexed memory instructions.
23248 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
23249 use them to save/restore the saved vector registers instead of
23250 using Altivec instructions.
23251 (rs6000_emit_epilogue): Likewise.
23252 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
23253 (rs6000_opt_masks): Split -mpower9-dform into
23254 -mpower9-dform-scalar and -mpower9-dform-vector.
23255 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
23257 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
23258 ISA 3.0 vector indexed memory instructions, and fold the code into
23259 the normal mov<mode> patterns.
23260 (p9_vecstore_<mode>): Likewise.
23261 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
23263 (vsx_movti_64bit): Likewise.
23264 (vsx_movti_32bit): Likewise.
23265 * config/rs6000/constraints.md (wO constraint): New constraint for
23266 ISA 3.0 vector d-form support.
23267 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
23268 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
23269 include -mpower9-dform-vector until we switch over to LRA.
23270 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
23271 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
23272 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
23273 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23274 for -mpower9-dform and -mlra.
23275 * doc/md.texi (wO constraint): Document wO constraint.
23277 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
23279 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
23280 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
23281 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
23282 Move handling of non-insn arguments inline into the sole user:
23283 (output_trans_func): ...here.
23284 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
23285 in emitted function prototype.
23286 (output_internal_insn_latency_func): Ditto. Simplify.
23287 (output_internal_maximal_insn_latency_func): Ditto. Delete
23288 always-unused argument.
23289 (output_insn_latency_func): Ditto.
23290 (output_maximal_insn_latency_func): Ditto.
23292 2016-05-11 Richard Biener <rguenther@suse.de>
23294 PR tree-optimization/71055
23295 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
23296 sth with precision not equal to access size verify we don't chop
23299 2016-05-11 Richard Biener <rguenther@suse.de>
23302 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
23303 (dwarf2out_finish): Move retry_incomplete_types call ...
23304 (dwarf2out_early_finish): ... here.
23306 2016-05-11 Richard Biener <rguenther@suse.de>
23308 PR middle-end/71002
23309 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
23310 if the langhook insists on it.
23311 * fold-const.c (make_bit_field_ref): Add arg for the original
23312 reference and preserve its alias-set.
23313 (decode_field_reference): Take exp by reference and adjust it
23314 to the original memory reference.
23315 (optimize_bit_field_compare): Adjust callers.
23316 (fold_truth_andor_1): Likewise.
23317 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
23319 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
23321 PR middle-end/70807
23322 * cfgrtl.h (delete_insn_and_edges): Now return bool.
23323 * cfgrtl.c (delete_insn_and_edges): Likewise.
23324 * config/i386/i386.c (convert_scalars_to_vector): Remove
23326 * cse.c (cse_insn): Compute cse_cfg_altered.
23327 (delete_trivially_dead_insns): Likewise.
23328 (cse_cc_succs): Likewise.
23329 (rest_of_handle_cse): Free dominance info if required.
23330 (rest_of_handle_cse2): Likewise.
23331 (rest_of_handle_cse_after_global_opts): Likewise.
23333 2016-05-11 Alan Modra <amodra@gmail.com>
23335 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
23336 abi_v4_pass_in_fpr): New functions.
23337 (rs6000_function_arg_boundary): Exclude complex IBM long double
23338 from 64-bit alignment when ABI_V4.
23339 (rs6000_function_arg, rs6000_function_arg_advance_1,
23340 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
23342 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
23344 PR rtl-optimization/71028
23345 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
23346 jump with just a return in the fallthrough block if the branch
23347 block contains just a return as well.
23349 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
23351 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
23352 * match.pd ((X & Y) ^ Y): ... this.
23353 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
23354 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
23356 2016-05-10 David Malcolm <dmalcolm@redhat.com>
23358 * read-md.c (require_char_ws): New function.
23359 (read_string): Simplify using require_char_ws.
23360 (handle_constants): Likewise.
23361 (handle_enum): Likewise.
23362 (handle_file): Likewise.
23363 * read-md.h (require_char_ws): New declaration.
23364 * read-rtl.c (read_conditions): Simplify using require_char_ws.
23365 (read_mapping): Likewise.
23366 (read_rtx_code): Likewise.
23367 (read_nested_rtx): Likewise.
23369 2016-05-10 James Norris <jnorris@codesourcery.com>
23371 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
23372 if offloading is enabled and -fopenacc or -fopenmp is specified.
23373 (CRTOFFLOADEND): Likewise.
23374 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
23375 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
23377 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
23379 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
23380 gotoff_operand code paths. Use copy_to_suggested_regs and
23381 expand_simple_binop where appropriate. Cleanup.
23383 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23386 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
23388 (dimode_scalar_chain::vector_const_cost): New.
23389 (dimode_scalar_chain::compute_convert_gain): Handle constants.
23390 (dimode_scalar_chain::convert_op): Likewise.
23391 (dimode_scalar_chain::convert_insn): Likewise.
23393 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
23395 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
23396 unary operation, not a binary one.
23398 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23400 PR middle-end/70877
23401 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
23402 calls with type casted fndecl.
23404 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23406 PR tree-optimization/70786
23407 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
23408 * calls.c (initialize_argument_information): Bind bounds
23409 with corresponding args passed by reference.
23411 2016-05-10 Jakub Jelinek <jakub@redhat.com>
23414 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
23415 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
23416 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
23419 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23422 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
23423 code for a zero scale factor.
23424 (vsx_xvcvdpuxds_scale): Likewise.
23426 2016-05-10 David Malcolm <dmalcolm@redhat.com>
23428 * diagnostic-show-locus.c (layout::layout): Call show_ruler
23429 if show_ruler_p was set on the context.
23430 (layout::show_ruler): New method.
23431 * diagnostic.h (struct diagnostic_context): Add field
23434 2016-05-10 Richard Biener <rguenther@suse.de>
23436 PR tree-optimization/71039
23437 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
23438 (chk_uses): New function.
23439 (propagate_with_phi): Verify we can safely replicate the lhs of an
23440 aggregate assignment on all incoming edges.
23442 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
23444 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
23446 (rx_atomic_sequence): New class.
23447 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
23448 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
23450 (rx_atomic_sequence::rx_atomic_sequence,
23451 rx_atomic_sequence::~rx_atomic_sequence): New functions.
23452 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
23453 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
23454 CTRLREG_INTB): New constants.
23455 (FETCHOP): New code iterator.
23456 (fethcop_name, fetchop_name2): New iterator code attributes.
23457 (QIHI): New mode iterator.
23458 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
23459 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
23460 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
23462 2016-05-10 Martin Liska <mliska@suse.cz>
23464 * tree-inline.c (remap_dependence_clique): Do not remap
23465 debugging statements.
23467 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23469 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
23470 ("*fixuns_truncdfdi2_z13")
23471 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
23472 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
23473 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
23475 2016-05-10 Richard Biener <rguenther@suse.de>
23477 PR tree-optimization/70497
23478 PR tree-optimization/28367
23479 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
23481 (visit_reference_op_load): ... here.
23482 (vn_reference_lookup_3): Use it to handle subreg-like accesses
23483 with simplified BIT_FIELD_REFs.
23484 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
23485 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
23488 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
23490 * dwarf2out.c (add_abstract_origin_attribute): Adjust
23491 documentation comment. For BLOCK nodes, add a
23492 DW_AT_abstract_origin attribute that points to the DIE generated
23493 for the origin BLOCK.
23494 (gen_lexical_block_die): Call add_abstract_origin_attribute for
23495 blocks from inlined functions.
23497 2016-05-10 Alan Modra <amodra@gmail.com>
23500 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
23501 regrename modifying insns saving lr before __morestack call.
23502 * config/rs6000/rs6000.md (split_stack_return): Similarly for
23503 insns restoring lr after __morestack call.
23505 2016-05-09 Jakub Jelinek <jakub@redhat.com>
23507 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
23508 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
23510 * config/i386/sse.md (vec_interleave_high<mode>,
23511 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
23512 <avx512>_vpermt2var<mode>3_maskz): Likewise.
23514 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
23516 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
23517 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
23518 parallel reassociation for power8 and forward.
23520 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
23522 * config/i386/i386.md (absneg splitters with general regs): Use
23523 general_reg_operand predicate.
23524 (btsq peephole2): Use x86_64_immediate_operand to check if new
23525 value is suitable for immediate operand. Generate emitted insn
23526 using RTL expressions.
23527 (btcq peephole2): Ditto.
23528 (btrq peephole2): Ditto. Generate correct immediate operand
23531 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
23533 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
23536 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
23538 * tree-affine.c (wide_int_constant_multiple_p): Add missing
23539 pointer dereference.
23541 2016-05-09 Richard Biener <rguenther@suse.de>
23543 PR tree-optimization/70985
23544 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
23545 op0 isn't a gimple register.
23547 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
23549 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
23550 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
23551 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
23552 (i6400_fpu_mult): New cpu units.
23553 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
23554 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
23555 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
23556 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
23557 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
23558 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
23559 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
23560 (i6400_msa_long_float4, i6400_msa_long_float5)
23561 (i6400_msa_long_float8, i6400_msa_fdiv_df)
23562 (i6400_msa_fdiv_sf): New reservations.
23563 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
23564 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
23565 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
23566 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
23567 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
23568 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
23569 (msa_short_cmp, msa_short_float2, msa_short_logic3)
23570 (msa_short_store4, msa_long_load, msa_short_store)
23571 (msa_long_logic, msa_long_float2, msa_long_float4)
23572 (msa_long_float5, msa_long_float8, msa_long_mult)
23573 (msa_long_fdiv, msa_long_div): New reservations.
23575 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
23576 Sameera Deshpande <sameera.deshpande@imgtec.com>
23577 Matthew Fortune <matthew.fortune@imgtec.com>
23578 Graham Stott <graham.stott@imgtec.com>
23579 Chao-ying Fu <chao-ying.fu@imgtec.com>
23581 * config.gcc: Add MSA header file for mips*-*-* target.
23582 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
23583 (Ubv8i, Urv8): New constraints.
23584 * config/mips/mips-ftypes.def: Add function types for MSA
23586 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
23587 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
23588 * config/mips/mips-msa.md: New file.
23589 * config/mips/mips-protos.h
23590 (mips_split_128bit_const_insns): New prototype.
23591 (mips_msa_idiv_insns): Likewise.
23592 (mips_split_128bit_move): Likewise.
23593 (mips_split_128bit_move_p): Likewise.
23594 (mips_split_msa_copy_d): Likewise.
23595 (mips_split_msa_insert_d): Likewise.
23596 (mips_split_msa_fill_d): Likewise.
23597 (mips_expand_msa_branch): Likewise.
23598 (mips_const_vector_same_val_p): Likewise.
23599 (mips_const_vector_same_bytes_p): Likewise.
23600 (mips_const_vector_same_int_p): Likewise.
23601 (mips_const_vector_shuffle_set_p): Likewise.
23602 (mips_const_vector_bitimm_set_p): Likewise.
23603 (mips_const_vector_bitimm_clr_p): Likewise.
23604 (mips_msa_vec_parallel_const_half): Likewise.
23605 (mips_msa_output_division): Likewise.
23606 (mips_ldst_scaled_shift): Likewise.
23607 (mips_expand_vec_cond_expr): Likewise.
23608 * config/mips/mips.c (enum mips_builtin_type): Add
23609 MIPS_BUILTIN_MSA_TEST_BRANCH.
23610 (mips_gen_const_int_vector_shuffle): New prototype.
23611 (mips_const_vector_bitimm_set_p): New function.
23612 (mips_const_vector_bitimm_clr_p): Likewise.
23613 (mips_const_vector_same_val_p): Likewise.
23614 (mips_const_vector_same_bytes_p): Likewise.
23615 (mips_const_vector_same_int_p): Likewise.
23616 (mips_const_vector_shuffle_set_p): Likewise.
23617 (mips_symbol_insns): Forbid loading symbols via immediate for
23619 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
23621 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
23623 (mips_lx_address_p): Add support load indexed address for MSA.
23624 (mips_address_insns): Add calculation of instructions needed for
23625 stores and loads for MSA.
23626 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
23627 CONST_VECTOR for MSA and let it fall through.
23628 (mips_ldst_scaled_shift): New function.
23629 (mips_subword_at_byte): Likewise.
23630 (mips_msa_idiv_insns): Likewise.
23631 (mips_legitimize_move): Validate MSA moves.
23632 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
23633 calculation of costs for MSA division.
23634 (mips_split_move_p): Check if MSA moves need splitting.
23635 (mips_split_move): Split MSA moves if necessary.
23636 (mips_split_128bit_move_p): New function.
23637 (mips_split_128bit_move): Likewise.
23638 (mips_split_msa_copy_d): Likewise.
23639 (mips_split_msa_insert_d): Likewise.
23640 (mips_split_msa_fill_d): Likewise.
23641 (mips_output_move): Handle MSA moves.
23642 (mips_expand_msa_branch): New function.
23643 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
23644 Reinstate 'y' modifier.
23645 (mips_file_start): Add MSA .gnu_attribute.
23646 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
23648 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
23649 (mips_class_max_nregs): Add register size for MSA supported mode.
23650 (mips_cannot_change_mode_class): Allow conversion between MSA
23651 vector modes and TImode.
23652 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
23654 (mips_secondary_reload_class): Force MSA loads/stores via memory.
23655 (mips_preferred_simd_mode): Add preffered modes for MSA.
23656 (mips_vector_mode_supported_p): Add MSA supported modes.
23657 (mips_autovectorize_vector_sizes): New function.
23658 (mips_msa_output_division): Likewise.
23659 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
23660 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
23661 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
23662 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
23663 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
23664 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
23665 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
23666 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
23667 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
23668 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
23669 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
23670 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
23671 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
23672 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
23673 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
23674 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
23675 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
23676 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
23677 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
23678 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
23679 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
23680 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
23681 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
23682 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
23683 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
23684 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
23685 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
23686 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
23687 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
23688 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
23689 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
23690 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
23691 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
23692 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
23693 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
23694 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
23695 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
23696 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
23697 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
23698 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
23699 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
23700 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
23701 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
23702 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
23703 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23704 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23705 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23706 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23707 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23708 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23709 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23710 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23711 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
23712 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
23713 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
23714 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
23715 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
23716 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
23717 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
23718 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
23719 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
23720 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
23721 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
23722 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
23723 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
23724 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
23725 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
23726 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
23727 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
23728 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
23729 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
23730 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
23731 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
23732 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
23733 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
23734 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
23735 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
23736 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
23737 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
23738 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
23739 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
23740 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
23741 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
23742 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
23743 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
23744 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
23745 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
23746 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
23747 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
23748 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
23749 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
23750 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
23751 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
23752 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
23753 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
23754 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
23755 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
23756 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
23757 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
23758 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
23759 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
23760 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
23761 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
23762 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
23763 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
23764 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
23765 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
23766 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
23767 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
23768 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
23769 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
23770 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
23771 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
23772 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
23773 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
23774 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
23775 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
23776 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
23777 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
23778 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
23779 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
23780 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
23781 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
23782 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
23783 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
23784 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
23785 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
23786 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
23787 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
23788 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
23789 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
23790 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
23791 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
23792 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
23793 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
23794 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
23795 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
23796 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
23797 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
23798 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
23799 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
23800 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
23801 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
23802 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
23803 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
23804 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
23805 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
23806 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
23807 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
23808 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
23809 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
23811 (mips_get_builtin_decl_index): New array.
23812 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
23813 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
23814 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
23815 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
23816 (mips_init_builtins): Initialize mips_get_builtin_decl_index
23818 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
23820 (mips_expand_builtin_insn): Prepare operands for
23821 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
23822 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
23823 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
23824 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
23825 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
23826 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
23827 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
23828 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
23829 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
23830 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
23831 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
23832 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
23833 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
23834 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
23835 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
23836 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
23837 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
23838 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
23839 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
23840 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
23841 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
23842 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
23843 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
23844 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
23845 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
23846 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
23847 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
23848 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
23849 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
23850 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
23851 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
23852 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
23853 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
23854 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
23855 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
23856 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
23857 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
23858 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
23859 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
23860 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
23861 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
23862 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
23863 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
23864 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
23865 These are set implicitly and an error is reported if overridden.
23866 (mips_expand_builtin_msa_test_branch): New function.
23867 (mips_expand_msa_shuffle): Likewise.
23868 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
23869 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
23870 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
23871 (mips_expand_vec_unpack): Add support for MSA.
23872 (mips_expand_vector_init): Likewise.
23873 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
23874 instead of const0_rtx.
23875 (mips_msa_vec_parallel_const_half): New function.
23876 (mips_gen_const_int_vector): Likewise.
23877 (mips_gen_const_int_vector_shuffle): Likewise.
23878 (mips_expand_msa_cmp): Likewise.
23879 (mips_expand_vec_cond_expr): Likewise.
23880 * config/mips/mips.h
23881 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
23882 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
23884 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
23885 (ISA_HAS_MSA): New macro.
23886 (UNITS_PER_MSA_REG): Likewise.
23887 (BITS_PER_MSA_REG): Likewise.
23888 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
23889 (MSA_REG_FIRST): New macro.
23890 (MSA_REG_LAST): Likewise.
23891 (MSA_REG_NUM): Likewise.
23892 (MSA_REG_P): Likewise.
23893 (MSA_REG_RTX_P): Likewise.
23894 (MSA_SUPPORTED_MODE_P): Likewise.
23895 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
23896 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
23897 * config/mips/mips.md: Include mips-msa.md.
23898 (alu_type): Add simd_add.
23899 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
23900 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
23901 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
23902 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
23903 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
23904 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
23905 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
23906 simd_move, simd_load, simd_store. Choose "multi" for moves
23908 (qword_mode): New attribute.
23909 (insn_count): Add instruction count for quad moves.
23910 Increase the count for MIPS SIMD division.
23911 (UNITMODE): Add UNITMODEs for vector types.
23912 (addsub): New code iterator.
23913 * config/mips/mips.opt (mmsa): New option.
23914 * config/mips/msa.h: New file.
23915 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
23917 * config/mips/mti-linux.h: Likewise.
23918 * config/mips/predicates.md
23919 (const_msa_branch_operand): New constraint.
23920 (const_uimm3_operand): Likewise.
23921 (const_uimm4_operand): Likewise.
23922 (const_uimm5_operand): Likewise.
23923 (const_uimm8_operand): Likewise.
23924 (const_imm5_operand): Likewise.
23925 (aq10b_operand): Likewise.
23926 (aq10h_operand): Likewise.
23927 (aq10w_operand): Likewise.
23928 (aq10d_operand): Likewise.
23929 (const_m1_operand): Likewise.
23930 (reg_or_m1_operand): Likewise.
23931 (const_exp_2_operand): Likewise.
23932 (const_exp_4_operand): Likewise.
23933 (const_exp_8_operand): Likewise.
23934 (const_exp_16_operand): Likewise.
23935 (const_vector_same_val_operand): Likewise.
23936 (const_vector_same_simm5_operand): Likewise.
23937 (const_vector_same_uimm5_operand): Likewise.
23938 (const_vector_same_uimm6_operand): Likewise.
23939 (const_vector_same_uimm8_operand): Likewise.
23940 (par_const_vector_shf_set_operand): Likewise.
23941 (reg_or_vector_same_val_operand): Likewise.
23942 (reg_or_vector_same_simm5_operand): Likewise.
23943 (reg_or_vector_same_uimm6_operand): Likewise.
23944 * doc/extend.texi (MIPS SIMD Architecture Functions): New
23946 * doc/invoke.texi (-mmsa): Document new option.
23948 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23950 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
23951 * configure: Regenerate.
23952 * config.in: Regenerate.
23953 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
23954 on -fvtable-verify.
23955 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
23956 (ENDFILE_VTV_SPEC): Define.
23958 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
23960 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
23961 registers in all interrupt handlers if necessary.
23962 (rl78_option_override): Add warning.
23963 (MUST_SAVE_MDUC_REGISTERS): New macro.
23964 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
23965 * config/rl78/rl78.c (check_mduc_usage): New function.
23966 (mduc_regs): New structure to hold MDUC register data.
23967 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
23968 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
23969 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
23970 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
23971 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
23972 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
23974 2016-05-09 Bin Cheng <bin.cheng@arm.com>
23976 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
23977 (tree-ssa-loop-niter.h): Ditto.
23978 (idx_within_array_bound, ref_within_array_bound): New functions.
23979 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
23980 Factor out check on writable base object to ...
23981 (base_object_writable): ... here.
23983 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23985 * config/arm/arm.md (probe_stack): Add modes to set source
23988 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
23990 * regrename.c (base_reg_class_for_rename): New static function.
23991 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
23993 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
23995 * cgraph.c (thunk_adjust): Export.
23996 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
23997 * cgraphunit.c (thunk_adjust): Export.
23998 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
24000 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
24002 * tree-inline.c (expand_call_inline): Expand thunks inline.
24004 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
24007 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
24008 (*sse2_vd_cvtss2sd): Ditto.
24009 * config/i386/i386.md
24010 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
24011 Generate *sse2_vd_cvtsd2ss pattern.
24012 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
24013 Generate *sse2_vd_cvtss2sd pattern.
24015 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
24017 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
24018 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
24021 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
24023 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
24024 * config/sh/sh.c: Define and declare variables on first use throughout
24026 (current_function_interrupt): Change to bool type.
24027 (frame_insn): Rename to emit_frame_insn and update users.
24028 (push_regs): Use bool for 'interrupt_handler' argument.
24029 (save_schedule_s): Remove.
24030 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
24031 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
24032 targetm.asm_out.unaligned_op.di.
24033 (gen_far_branch): Remove redundant forward declaration.
24034 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
24035 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
24036 (sh_set_return_address, sh_function_ok_for_sibcall,
24037 scavenge_reg): Update comments.
24038 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
24039 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
24040 (sh_attr_renesas_p): Remove unnecessary parentheses.
24041 (branch_dest): Simplify.
24042 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
24043 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
24044 (CUMULATIVE_ARGS): Change macro to typedef.
24045 (current_function_interrupt): Change to bool type.
24046 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
24047 Surround with __cplusplus ifdef.
24048 (sh_compare_op0, sh_compare_op1): Remove.
24049 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
24051 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
24053 * config/arm/arm.md (arch): Add neon.
24054 (arch_enabled): Return yes for arch neon when TARGET_NEON.
24055 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
24056 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
24057 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
24058 attributes for alt renumbering. Mark alt 3 as non-predicable.
24059 (thumb2_movdf_vfp): Likewise.
24061 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
24063 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
24064 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
24065 (*andqi_1): Add preferred_for_speed attribute to disparage
24066 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
24067 (*<code>qi_1): Ditto.
24068 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
24069 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
24070 (*ashlqi3_1): Ditto.
24071 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
24072 Add preferred_for_size attribute to disparage alternative 0 and
24073 preferred_for_speed attribute to disparage alternative 1 for
24074 TARGET_PARTIAL_REG_STALL targets.
24076 2016-05-07 Tom de Vries <tom@codesourcery.com>
24078 PR tree-optimization/70956
24079 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
24082 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
24084 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
24085 * config/sh/sh.c (sh_cbranch_distance): Implement it.
24086 * config/sh/sh.md (branch_zero): Remove define_attr.
24087 (define_delay): Disable delay slot if branch distance is one insn.
24089 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24091 * config/i386/i386.md (LEAMODE): New mode attribute.
24092 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
24093 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
24094 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
24095 operand 2 predicate.
24096 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
24097 (*lea<mode>_general_3): Ditto.
24098 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
24100 2016-05-06 Jakub Jelinek <jakub@redhat.com>
24102 * genmddump.c (main): Convert argv from char ** to const char **.
24104 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24106 * coretypes.h (OVERRIDE): New macro.
24107 (FINAL): New macro.
24109 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
24111 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
24112 allow coalescing if the types are compatible.
24114 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24116 * pass_manager.h (pass_manager::register_pass_name): New method.
24117 (pass_manager::get_pass_by_name): New method.
24118 (pass_manager::create_pass_tab): New method.
24119 (pass_manager::m_name_to_pass_map): New field.
24120 * passes.c (name_to_pass_map): Delete global in favor of field
24121 "m_name_to_pass_map" of pass_manager.
24122 (register_pass_name): Rename from a function to...
24123 (pass_manager::register_pass_name): ...this method, updating
24124 for renaming of global "name_to_pass_map" to field
24125 "m_name_to_pass_map".
24126 (create_pass_tab): Rename from a function to...
24127 (pass_manager::create_pass_tab): ...this method, updating
24128 for renaming of global "name_to_pass_map" to field.
24129 (get_pass_by_name): Rename from a function to...
24130 (pass_manager::get_pass_by_name): ...this method.
24131 (enable_disable_pass): Convert use of get_pass_by_name to
24132 a method call, locating the pass_manager singleton.
24134 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24136 * genattr-common.c (main): Convert argv from char ** to const char **.
24137 * genattr.c (main): Likewise.
24138 * genattrtab.c (main): Likewise.
24139 * genautomata.c (initiate_automaton_gen): Likewise.
24141 * gencodes.c (main): Likewise.
24142 * genconditions.c (main): Likewise.
24143 * genconfig.c (main): Likewise.
24144 * genconstants.c (main): Likewise.
24145 * genemit.c (main): Likewise.
24146 * genenums.c (main): Likewise.
24147 * genextract.c (main): Likewise.
24148 * genflags.c (main): Likewise.
24149 * genmddeps.c (main): Likewise.
24150 * genopinit.c (main): Likewise.
24151 * genoutput.c (main): Likewise.
24152 * genpeep.c (main): Likewise.
24153 * genpreds.c (main): Likewise.
24154 * genrecog.c (main): Likewise.
24155 * gensupport.c (init_rtx_reader_args_cb): Likewise.
24156 (init_rtx_reader_args): Likewise.
24157 * gensupport.h (init_rtx_reader_args_cb): Likewise.
24158 (init_rtx_reader_args): Likewise.
24159 * gentarget-def.c (main): Likewise.
24160 * read-md.c (read_md_files): Likewise.
24161 * read-md.h (read_md_files): Likewise.
24163 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24165 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
24166 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
24167 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
24168 Remove unused predicate.
24169 (register_and_not_fp_reg_operand): Ditto.
24171 2016-05-06 Martin Liska <mliska@suse.cz>
24173 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
24174 instead of vec as the vector is local to the function.
24176 2016-05-06 Jakub Jelinek <jakub@redhat.com>
24178 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
24179 avx512bw alternative.
24181 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
24182 before the ashr<mode>3 pattern.
24184 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
24185 v instead of x in vex or maybe_vex alternatives, use
24186 maybe_evex instead of vex in prefix.
24188 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
24189 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
24190 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
24191 in vex or maybe_vex alternatives, use maybe_evex instead of vex
24194 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
24195 v instead of x in vex or maybe_vex alternatives, use
24196 maybe_evex instead of vex in prefix.
24198 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
24199 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
24200 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
24201 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
24202 alternatives, use maybe_evex instead of vex in prefix.
24204 * config/i386/sse.md (vec_interleave_lowv4sf,
24205 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
24206 v instead of x in vex or maybe_vex alternatives, use
24207 maybe_evex instead of vex in prefix.
24209 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
24210 v instead of x in vex or maybe_vex alternatives, use
24211 maybe_evex instead of vex in prefix.
24213 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
24214 v constraint instead of x.
24216 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
24218 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
24219 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
24222 2016-05-06 Richard Biener <rguenther@suse.de>
24224 PR tree-optimization/70948
24225 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
24226 Properly clobber all fields of va_list for __builtin_va_start.
24228 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
24231 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
24232 loop latch destination.
24234 2016-05-06 Martin Liska <mliska@suse.cz>
24236 * tree-ssa-uninit.c: Apply manual changes
24237 to the GNU coding style.
24238 (prune_uninit_phi_opnds): Rename from
24239 prune_uninit_phi_opnds_in_unrealizable_paths.
24241 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24243 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
24244 mspace): Remove deprecated options.
24245 * doc/invoke.texi (SH options): Remove -mspace.
24247 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24249 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
24251 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24253 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
24254 corresponding combine split pattern.
24256 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24259 * config/sh/predicates.md (long_displacement_mem_operand): New.
24260 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
24261 Add movi20, movi20s alternatives. Adjust length attribute for
24263 (movsi_ie): Allow for any FPU. Adjust length attribute for
24265 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
24266 attribute for alternatives.
24267 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
24268 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
24269 length attribute for alternatives.
24271 2016-05-06 Richard Biener <rguenther@suse.de>
24273 PR tree-optimization/70960
24274 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
24276 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24279 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
24280 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
24282 2016-05-06 Marek Polacek <polacek@redhat.com>
24285 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
24287 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24290 * config/sh/sh.md (*rotcr): Add another variant.
24292 2016-05-06 Richard Biener <rguenther@suse.de>
24294 PR middle-end/70931
24295 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
24297 2016-05-06 Richard Biener <rguenther@suse.de>
24299 PR middle-end/70941
24300 * fold-const.c (split_tree): Always convert to the original type
24303 2016-05-06 Richard Biener <rguenther@suse.de>
24305 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
24306 (fwprop_addr): Likewise.
24308 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24311 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
24313 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
24314 * config/i386/i386.md (push mem splitter): Use find_constant_src in
24315 the splitter condition.
24316 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
24317 the splitter condition.
24318 (FP float_extend load splitter): Ditto.
24320 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
24322 * config/i386/i386.md (peehole2 patterns): Change true_regnum
24323 to REGNO in all peephole2 patterns.
24324 (post-reload splitters): Change true_regnum to REGNO in
24325 post-reload splitters.
24326 (zero_extend splitters): Use general_reg_operand and
24327 nonimmediate_gr_operand predicates.
24329 2016-05-05 Jakub Jelinek <jakub@redhat.com>
24331 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
24332 v constraint instead of x.
24334 2016-05-05 Alan Modra <amodra@gmail.com>
24337 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
24338 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
24339 TARGET_NO_FP_IN_TOC for -mrelocatable.
24340 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
24341 TARGET_RELOCATABLE test.
24342 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24343 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24344 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
24345 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24346 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24347 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
24348 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24349 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24350 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
24351 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
24353 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
24354 (rs6000_stack_info): Likewise.
24355 (rs6000_elf_asm_out_constructor): Likewise.
24356 (rs6000_elf_asm_out_destructor): Likewise.
24357 (rs6000_elf_declare_function_name): Likewise.
24358 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
24359 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
24362 2016-05-05 Alan Modra <amodra@gmail.com>
24364 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
24366 2016-05-05 Alan Modra <amodra@gmail.com>
24368 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
24369 out-of-line gpr restore for one or two regs if that would add
24372 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
24375 * config/i386/i386.md
24376 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
24377 Change to post-epilogue_completed late splitter. Use sse_reg_operand
24378 as operand 0 predicate.
24379 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
24381 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
24382 Ditto. Emit the pattern using RTX.
24384 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
24385 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
24386 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
24387 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
24389 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
24390 sse_reg_operand as operand 0 predicate.
24392 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
24393 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
24394 instead of gen_rtx_REG.
24395 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
24398 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24400 * function.c (emit_use_return_register_into_block): Delete.
24401 (gen_return_pattern): Delete.
24402 (emit_return_into_block): Delete.
24403 (active_insn_between): Delete.
24404 (convert_jumps_to_returns): Delete.
24405 (emit_return_for_exit): Delete.
24406 (thread_prologue_and_epilogue_insns): Delete all code dealing with
24407 simple_return for shrink-wrapped blocks.
24408 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
24409 end of blocks that need one.
24410 (get_unconverted_simple_return): Delete.
24411 (convert_to_simple_return): Delete.
24412 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
24413 (convert_to_simple_return): Ditto.
24415 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24417 * cfgcleanup.c (bb_is_just_return): New function.
24418 (try_optimize_cfg): Simplify jumps to return, branches to return,
24419 and branches around return.
24421 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24423 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
24424 branch to a return.
24426 2016-05-04 Jakub Jelinek <jakub@redhat.com>
24430 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
24431 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
24432 assert flags & OEP_HASH_CHECK, instead of asserting it
24433 never happens. Handle TARGET_EXPR.
24434 * fold-const.c (operand_equal_p): For hash verification,
24435 or in OEP_HASH_CHECK into flags.
24437 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
24439 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
24441 (compute_samebase_partition_bases): Fix typo.
24443 2016-05-04 Jakub Jelinek <jakub@redhat.com>
24445 * config/i386/sse.md (vec_interleave_highv8sf,
24446 vec_interleave_lowv8sf, vec_interleave_highv4df,
24447 vec_interleave_lowv4df): Remove constraints from expanders.
24449 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
24451 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
24453 * tree-inline.c (expand_call_inline): Fix path dealing with
24454 making lhs of call statement undefined.
24456 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
24458 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
24459 Check availability on NODE, too.
24460 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
24461 (cgraph_node::call_for_symbol_and_aliases): Likewise.
24462 (varpool_node::call_for_symbol_and_aliase): Likewise.
24463 * ipa-pure-const.c (add_new_function): Analyze all bodies.
24464 (propagate_pure_const): Propagate across interposable functions, too.
24465 (skip_function_for_local_pure_const): Do not skip interposable bodies
24467 (pass_local_pure_const::execute): Update.
24469 2016-05-04 Marek Polacek <polacek@redhat.com>
24471 * doc/invoke.texi: Document -Wdangling-else.
24473 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
24475 * config.gcc: Error out when conflicting multilib is detected. Do not
24476 loop over multilibs since no combination is legal.
24478 2016-05-04 Alan Modra <amodra@gmail.com>
24480 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
24481 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
24482 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
24485 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
24487 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
24488 Clean up p5600 comments.
24490 2016-05-04 Richard Biener <rguenther@suse.de>
24492 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
24493 constructor simplifications.
24494 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
24496 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
24498 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
24499 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
24500 result.set_rtx is null instead of aborting.
24501 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
24503 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
24504 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
24505 *mov<mode>_store_postinc): New patterns.
24507 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
24509 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
24510 as commutative. Check both conversions are NOP.
24511 ((A & B) OP (C & B)): Remove.
24513 2016-05-04 Alan Modra <amodra@gmail.com>
24515 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
24517 2016-05-04 Alan Modra <amodra@gmail.com>
24520 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
24521 when cr2,3,4 are all fixed regs.
24523 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
24525 PR rtl-optimization/57193
24526 * opts.c (default_options_table): Revert OPT_frename_registers change.
24527 * doc/invoke.texi (-frename-registers, -O2): Likewise.
24529 2016-05-03 Martin Sebor <msebor@redhat.com>
24532 * builtins.c (fold_builtin_FILE): New function.
24533 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
24534 (fold_builtin_0): Call them.
24535 * gimplify.c (gimplify_call_expr): Remove the handling of
24536 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
24539 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
24540 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
24544 * doc/extend.texi (Function Names as Strings): Update __func__,
24545 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
24548 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24549 Richard Biener <rguenther@suse.de>
24551 PR tree-optimization/70916
24552 * tree-if-conv.c: Include cfganal.h.
24553 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
24554 and remove_fake_exit_edges around the optimization pass.
24556 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
24558 * cgraph.c (symbol_table::create_edge): Set inline_failed.
24559 (cgraph_edge::make_direct): Likewise.
24560 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
24561 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
24562 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
24563 (CIF_THUNK): New code.
24564 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
24565 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
24566 (compute_inline_parameters): Set inline_failed for thunks.
24567 (inline_analyze_function): Cleanup.
24568 * ipa-inline.c (can_inline_edge_p): Do not deal with
24569 call_stmt_cannot_inline_p.
24570 (can_early_inline_edge_p): Likewise.
24571 (early_inliner): Initialize inline_failed.
24572 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
24574 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
24576 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
24577 from nonimm_ssenomem_operand.
24578 (nonimm_ssenomem_operand): New predicate.
24579 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
24580 as operand 0 predicate.
24581 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
24582 Disable unsupported alternatives using "enabled" attribute.
24583 Use register_ssemem_operand as operand 0 predicate.
24584 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
24586 2016-05-03 Marek Polacek <polacek@redhat.com>
24589 * input.c (expansion_point_location): New function.
24590 * input.h (expansion_point_location): Declare.
24592 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
24594 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
24595 occurence with frame_offset_ ones.
24597 2016-05-03 Alan Modra <amodra@gmail.com>
24599 PR rtl-optimization/70890
24600 * ira.c (combine_and_move_insns): When moving def_insn, remove
24601 equivs on use_insn.
24603 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
24605 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
24606 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
24607 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
24608 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
24610 2016-05-03 Alan Modra <amodra@gmail.com>
24612 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
24613 for SAVE_MULTIPLE/STORE_MULTIPLE.
24615 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24617 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
24618 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
24620 2016-05-03 Richard Biener <rguenther@suse.de>
24622 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
24624 (gimplify_arg): Likewise.
24625 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
24626 re-writing the result to a decl if required.
24627 (internal_get_tmp_var): Add allow_ssa parameter
24628 and override into_ssa with it.
24629 (get_formal_tmp_var): Adjust.
24630 (get_initialized_tmp_var): Add allow_ssa parameter.
24631 (gimplify_arg): Add allow_ssa parameter and avoid generating
24632 SSA names for the result false.
24633 (gimplify_call_expr): If the call may return twice do not
24634 gimplify parameters into SSA.
24635 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
24636 (gimplify_modify_expr): Adjust assert. For noreturn calls
24637 with a SSA name LHS adjust its def.
24638 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
24639 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
24640 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
24641 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
24642 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
24643 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
24644 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
24645 (optimize_target_teams): Do not allow SSA names for clause operands.
24646 (gimplify_expr): Likewise for where we mark the result addressable.
24647 * passes.def (pass_init_datastructures): Remove.
24648 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
24649 (rewrite_stmt): Likewise.
24650 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
24651 (replace_locals_op): Replace SSA names.
24652 (copy_gimple_seq_and_replace_locals): Init src_cfun.
24653 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
24654 * cgraph.c (release_function_body): Free CFG annotations only
24655 when we have a CFG. Simplify.
24656 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
24657 force_gimple_operand instead of get_initialized_tmp_var.
24658 * tree-pass.h (make_pass_init_datastructures): Remove.
24659 * tree-ssa.c (execute_init_datastructures): Remove.
24660 (pass_data_init_datastructures): Likewise.
24661 (class pass_init_datastructures): Likewise.
24662 (make_pass_init_datastructures): Likewise.
24663 * omp-low.c (create_omp_child_function): Init SSA data structures.
24664 (grid_expand_target_grid_body): Likewise.
24665 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
24666 name before adding it to names_to_release.
24667 (remove_bb): Always release SSA defs.
24668 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
24669 before dereferencing it.
24670 * cgraphunit.c (init_lowered_empty_function): Always
24671 int SSA data structures.
24672 * tree-ssanames.c (release_defs): Remove assert that we are in
24674 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
24676 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24677 Uros Bizjak <ubizjak@gmail.com>
24679 PR rtl-optimization/70467
24680 * config/i386/predicates.md (x86_64_hilo_int_operand,
24681 x86_64_hilo_general_operand): New predicates.
24682 * config/i386/constraints.md (Wd): New constraint.
24683 * config/i386/i386.md (mode attr di): Use Wd instead of e.
24684 (general_hilo_operand): New mode attr.
24685 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
24686 instead of <general_operand>.
24687 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
24688 x86_64_hilo_general_operand instead of <general_operand>.
24690 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24692 PR tree-optimization/70916
24693 * tree-if-conv.c (constant_or_ssa_name): Removed.
24694 (fold_build_cond_expr): Use is_gimple_val instead of
24695 constant_or_ssa_name.
24697 PR tree-optimization/70916
24698 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
24699 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
24702 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
24703 (optimize_atomic_bit_test_and): New function.
24704 (pass_fold_builtins::execute): Use it.
24705 * optabs.def (atomic_bit_test_and_set_optab,
24706 atomic_bit_test_and_complement_optab,
24707 atomic_bit_test_and_reset_optab): New optabs.
24708 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
24709 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
24710 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
24711 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
24712 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
24713 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
24714 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
24715 * doc/md.texi (atomic_bit_test_and_set@var{mode},
24716 atomic_bit_test_and_complement@var{mode},
24717 atomic_bit_test_and_reset@var{mode}): Document.
24718 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
24719 atomic_bit_test_and_complement<mode>,
24720 atomic_bit_test_and_reset<mode>): New expanders.
24721 (atomic_bit_test_and_set<mode>_1,
24722 atomic_bit_test_and_complement<mode>_1,
24723 atomic_bit_test_and_reset<mode>_1): New insns.
24725 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
24727 PR rtl-optimization/70687
24728 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
24729 instead of unsigned HOST_WIDE_INT.
24731 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
24733 PR rtl-optimization/44281
24734 * hard-reg-set.h (struct target_hard_regs): New field
24735 x_fixed_nonglobal_reg_set.
24736 (fixed_nonglobal_reg_set): New macro.
24737 * reginfo.c (init_reg_sets_1): Initialize it.
24738 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
24740 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
24742 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24744 PR tree-optimization/56541
24745 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
24746 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
24747 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
24748 (any_complicated_phi): new static variable.
24749 (aggressive_if_conv): delete.
24750 (if_convertible_phi_p): support phis with more than two arguments.
24751 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
24752 critical pred edges.
24753 (ifcvt_split_critical_edges): support phis with more than two
24754 arguments by checking new parameter. only split critical edges
24756 (tree_if_conversion): handle simd pragma marked loop using new
24757 local variable aggressive_if_conv. check any_complicated_phi.
24759 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24761 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
24764 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24766 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
24769 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
24771 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
24772 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
24773 define_insn_and_split.
24774 (mulsi3_i): New define_insn_and_split.
24775 (mulsi3_call): Convert to define_insn.
24776 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
24777 Remove constraints.
24779 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24781 * machmode.h (mode_complex): Add support to give the complex mode
24783 (GET_MODE_COMPLEX_MODE): Likewise.
24784 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
24785 stored by build_complex_type and gfc_build_complex_type instead of
24786 trying to figure out the appropriate mode based on the size. Raise
24787 an assertion error, if the type was not set.
24788 * genmodes.c (struct mode_data): Add field for the complex type of
24790 (blank_mode): Likewise.
24791 (make_complex_modes): Remember the complex mode created in the
24793 (emit_mode_complex): Write out the mode_complex array to map a
24794 type mode to the complex version.
24795 (emit_insn_modes_c): Likewise.
24796 * tree.c (build_complex_type): Set the complex type to use before
24797 calling layout_type.
24798 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
24799 support for __float128 complex datatypes.
24800 (rs6000_hard_regno_mode_ok): Likewise.
24801 (rs6000_setup_reg_addr_masks): Likewise.
24802 (rs6000_complex_function_value): Likewise.
24803 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
24804 __float128 and __ibm128 complex.
24805 (FLOAT128_IBM_P): Likewise.
24806 (ALTIVEC_ARG_MAX_RETURN): Likewise.
24807 * doc/extend.texi (Additional Floating Types): Document that
24808 -mfloat128 must be used to enable __float128. Document complex
24809 __float128 and __ibm128 support.
24811 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24814 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
24815 char/short arguments promoted to int because of promote_prototypes.
24817 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24819 * config/i386/predicates.md (register_ssemem_operand): New predicate.
24820 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
24821 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
24822 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
24823 alternatives using "enabled" attribute. Use register_ssemem_operand
24824 as operand 1 predicate.
24825 (*cmpi<unord>xf_i387): Split XFmode pattern from
24826 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
24827 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
24828 *absneg<mode>2_i387. Disable unsupported alternatives using
24829 "enabled" attribute.
24830 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
24832 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24834 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
24836 (oacc_loop_process): Check mask for loop termination.
24838 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24840 * cif-code.def (CIF_THUNK): Add.
24841 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
24844 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24846 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
24847 (dump_inline_summary): Dump it.
24848 (fp_expression_p): New predicate.
24849 (estimate_function_body_sizes): Use it.
24850 (inline_merge_summary): Merge fp_expressions.
24851 (inline_read_section): Read fp_expressions.
24852 (inline_write_summary): Write fp_expressions.
24853 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
24854 codegen boundary if either caller or callee is !fp_expressions.
24855 * ipa-inline.h (inline_summary): Add fp_expressions.
24856 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
24857 to fp_expressions be sure the fp generation flags are updated.
24859 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24861 PR rtl-optimization/70467
24862 * cse.c (cse_insn): Handle no-op MEM moves after folding.
24864 PR rtl-optimization/70467
24865 * ipa-pure-const.c (check_call): Handle internal calls even in
24866 ipa mode like in local mode.
24868 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
24870 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
24872 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24874 * match.pd (X u< X, X u> X): New transformations.
24876 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24878 * flag-types.h (enum warn_strict_overflow_code): Move ...
24879 * coretypes.h: ... here.
24880 * fold-const.h (fold_overflow_warning): Declare.
24881 * fold-const.c (fold_overflow_warning): Make non-static.
24882 (fold_comparison): Move the transformation of X +- C1 CMP C2
24883 into X CMP C2 -+ C1 ...
24884 * match.pd: ... here.
24885 * gimple-fold.c (fold_stmt_1): Protect with
24886 fold_defer_overflow_warnings.
24888 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24890 * omp-low.c (struct oacc_loop): Add 'inner' field.
24891 (new_oacc_loop_raw): Initialize it to zero.
24892 (oacc_loop_fixed_partitions): Initialize it.
24893 (oacc_loop_auto_partitions): Partition outermost loop to outermost
24894 available partitioning.
24896 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24898 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
24900 (umulsidi3): Likewise.
24901 (indirect_jump): Fix jump instruction assembly patterns.
24903 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
24906 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
24907 (nvptx_function_value): Assert non-NULL cfun.
24909 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
24911 PR rtl-optimization/70886
24912 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
24914 * cselib.h (rtx_equal_for_cselib_1): Declare.
24915 (rtx_equal_for_cselib_p: New inline function.
24916 * cselib.c (rtx_equal_for_cselib_p): Delete.
24917 (rtx_equal_for_cselib_1): Make public.
24919 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24921 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
24922 (register_mixssei387nonimm_operand): Remove predicate.
24923 * config/i386/i386.md (*fop_<mode>_comm): Merge from
24924 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
24925 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
24926 for TARGET_MIX_SSE_I387 alternatives.
24927 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
24928 Disable unsupported alternatives using "enabled" attribute. Use
24929 nonimm_ssenomem_operand as operand 1 predicate. Also check
24930 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
24932 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24934 * tree.c (cst_and_fits_in_hwi): Simplify.
24936 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24938 * tree.h (wi::to_wide): New function.
24939 * expr.c (expand_expr_real_1): Use wi::to_wide.
24940 * fold-const.c (int_const_binop_1): Likewise.
24941 (extract_muldiv_1): Likewise.
24943 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24945 * wide-int.h: Update offset_int and widest_int documentation.
24946 (WI_SIGNED_SHIFT_RESULT): New macro.
24947 (wi::binary_shift): Define signed_shift_result_type for
24948 shifts on offset_int- and widest_int-like types.
24949 (generic_wide_int): Support <<= and >>= if << and >> are supported.
24950 * tree.h (int_bit_position): Use shift operators instead of wi::
24952 * alias.c (adjust_offset_for_component_ref): Likewise.
24953 * expr.c (get_inner_reference): Likewise.
24954 * fold-const.c (fold_comparison): Likewise.
24955 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
24956 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
24957 * tree-dfa.c (get_ref_base_and_extent): Likewise.
24958 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
24959 (stmt_kills_ref_p): Likewise.
24960 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
24961 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
24962 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24963 (ao_ref_init_from_vn_reference): Likewise.
24965 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24967 * wide-int.h: Update offset_int and widest_int documentation.
24968 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
24969 (wi::binary_traits): Allow ordered comparisons between offset_int and
24970 offset_int, between widest_int and widest_int, and between either
24971 of these types and basic C types.
24972 (operator <, <=, >, >=): Define for the same combinations.
24973 * tree.h (tree_int_cst_lt): Use comparison operators instead
24974 of wi:: comparisons.
24975 (tree_int_cst_le): Likewise.
24976 * gimple-fold.c (fold_array_ctor_reference): Likewise.
24977 (fold_nonarray_ctor_reference): Likewise.
24978 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
24979 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
24980 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
24981 * tree-sra.c (completely_scalarize): Likewise.
24982 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
24983 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
24984 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
24985 (check_for_binary_op_overflow): Likewise.
24986 (search_for_addr_array): Likewise.
24987 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
24989 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24991 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
24992 (arc_save_restore): Likewise.
24993 (arc_dwarf_register_span): Likewise.
24994 (arc_output_pic_addr_const): Initialize suffix variable.
24996 2016-05-02 Martin Liska <mliska@suse.cz>
24998 * symbol-summary.h (function_summary::function_summary):
24999 Remove checking assert for all cgraph nodes.
25000 (function_summary::get): Check summary_uid.
25001 (symtab_insertion): Check summary_uid.
25003 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
25005 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
25006 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
25007 bmaskn instruction.
25008 (arc_dwarf_register_span): Remove enum keyword.
25009 (compact_memory_operand_p): New function.
25010 * config/arc/arc.h (reg_class): Add code density register classes.
25011 (REG_CLASS_NAMES): Likewise.
25012 (REG_CLASS_CONTENTS): Likewise.
25013 * config/arc/arc.md (*movqi_insn): Add code density instructions.
25014 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
25015 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
25016 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
25017 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
25019 (h, Rcd, Rsd, Rzd): New register constraints.
25020 (T): Use compact_memory_operand_p function.
25021 * config/arc/predicates.md (compact_load_memory_operand): Remove.
25023 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
25025 * config/sh/sh.md (*negnegt, *movtt): Remove.
25027 2016-05-02 Marek Polacek <polacek@redhat.com>
25028 Tom de Vries <tom@codesourcery.com>
25030 PR tree-optimization/70700
25031 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
25032 bigger than FIRST_REF_NODE.
25034 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
25037 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
25039 (prepare_cbranch_operands): Don't use scratch register. Assume that
25040 function is used when pseudos can be created.
25041 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
25042 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
25043 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
25044 define_expand. Allow it only when pseudos can be created.
25045 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
25047 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
25049 * config/i386/constraints.md (BC): Only allow -1 operands.
25050 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
25051 Add "enabled" attribute. Update XI mode attribute calculation.
25052 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
25053 (*movoi_internal_avx): Update XI mode attribute calculation.
25054 (*movti_internal): Ditto.
25056 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25058 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
25059 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
25061 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
25063 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
25064 statement on instruction code. Remove trailing spaces.
25065 (altivec_expand_stv_builtin): Likewise.
25067 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25069 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
25070 (TARGET_FPU_DOUBLE): Simplify.
25071 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
25072 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
25073 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
25074 with 'TARGET_FPU_DOUBLE'.
25075 * config/sh/sh.md: Likewise.
25077 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
25079 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
25080 SH_DIV_STR_FOR_SIZE): Remove.
25081 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
25082 SH_DIV_STR_FOR_SIZE): Remove.
25084 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25086 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
25087 logical_reg_operand): Delete.
25088 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
25089 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
25090 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
25091 match_operand and match_test.
25092 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
25093 variables on their first use. Return bool values.
25094 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
25095 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
25096 arith_reg_operand for input operand. Remove empty constraints.
25098 (*xorsi3_compact): Rename to xorsi3.
25099 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
25100 (*zero_extend<mode>si2_disp_mem): Update comment.
25103 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
25105 * config/sh/t-sh: Remove SH5 support.
25106 * config.gcc: Likewise.
25107 * configure: Likewise.
25109 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25111 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
25113 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
25115 * config/sh/sh.c (register_sh_passes, sh_option_override,
25116 sh_print_operand, prepare_move_operands,
25117 sh_can_follow_jump): Remove TARGET_SH1 checks.
25118 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
25119 PROMOTE_MODE): Likewise.
25120 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
25123 2016-04-30 Alan Modra <amodra@gmail.com>
25125 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
25126 restoring when fixed_reg_p, but allow out-of-line or stmw save.
25127 Check for user regs later to avoid unnecessary looping over regs.
25128 Merge user reg check with non-saved reg check. Don't force
25129 inline VR restore when static chain used.
25130 (rs6000_frame_related): Omit eh_frame info for user regs when
25132 (fixed_regs_p): Delete.
25134 2016-04-30 Alan Modra <amodra@gmail.com>
25136 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
25137 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
25140 2016-04-30 Alan Modra <amodra@gmail.com>
25143 * config/rs6000/rs6000.c (fixed_reg_p): New function.
25144 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
25147 2016-04-30 Alan Modra <amodra@gmail.com>
25149 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
25150 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
25151 flag_pic test for Darwin.
25153 2016-04-30 Alan Modra <amodra@gmail.com>
25155 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
25156 throw_calls_crossed.
25157 (REG_FREQ_CALLS_CROSSED): Delete.
25158 (REG_N_THROWING_CALLS_CROSSED): Delete.
25159 * regstat.c (regstat_bb_compute_ri): Don't calculate
25160 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
25161 (dump_reg_info): Don't print call cross frequency.
25162 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
25163 and REG_N_THROWING_CALLS_CROSSED.
25165 2016-04-30 Alan Modra <amodra@gmail.com>
25167 * regs.h (struct reg_info_t): Delete live_length.
25168 (REG_LIVE_LENGTH): Delete macro.
25169 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
25170 local_live, local_processed and local_live_last_luid params.
25171 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
25173 (regstat_compute_ri): Adjust for above. Don't set
25175 (dump_reg_info): Don't print live length.
25176 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
25177 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
25178 Localize loop_depth var.
25180 2016-04-30 Alan Modra <amodra@gmail.com>
25182 * ira.c (enum valid_equiv): New.
25183 (validate_equiv_mem): Return enum.
25184 (update_equiv_mem): Create replacement in more cases.
25185 (add_store_equivs): Update validate_equiv_mem call.
25187 2016-04-30 Alan Modra <amodra@gmail.com>
25189 * ira.c (combine_and_move_insns): Rather than scanning insns,
25190 use DF infrastucture to find use and def insns.
25192 2016-04-30 Alan Modra <amodra@gmail.com>
25194 ira.c (combine_and_move_insns): Move invariant conditions..
25195 (ira.c): ..to here. Call combine_and_move_insns before
25196 add_store_equivs. Call grow_reg_equivs later. Allocate
25197 req_equiv later using max_reg_num() rather than global max_regno.
25198 (contains_replace_regs): Delete.
25199 (add_store_equivs): Remove contains_replace_regs test.
25201 2016-04-30 Alan Modra <amodra@gmail.com>
25203 * ira.c (struct equiv_mem_data): New.
25204 (equiv_mem, equiv_mem_modified): Delete static vars.
25205 (validate_equiv_mem_from_store): Use "data" param to communicate..
25206 (validate_equiv_mem): ..from here.
25208 2016-04-30 Alan Modra <amodra@gmail.com>
25210 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
25212 (update_reg_equivs): ..here. Move allocation and freeing of
25213 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
25214 end_alias_analysis to..
25217 2016-04-30 Alan Modra <amodra@gmail.com>
25219 * ira.c (pdx_subregs): Delete.
25220 (struct equivalence): Add pdx_subregs field.
25221 (set_paradoxical_subreg): Remove pdx_subregs param. Update
25222 pdx_subregs access.
25223 (update_equiv_regs): Don't create or free pdx_subregs. Update
25224 pdx_subregs access.
25226 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25228 * config/rs6000/altivec.h: Change definitions of vec_xl and
25230 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
25231 (LD_ELEMREV_V2DI): New.
25232 (LD_ELEMREV_V4SF): New.
25233 (LD_ELEMREV_V4SI): New.
25234 (LD_ELEMREV_V8HI): New.
25235 (LD_ELEMREV_V16QI): New.
25236 (ST_ELEMREV_V2DF): New.
25237 (ST_ELEMREV_V2DI): New.
25238 (ST_ELEMREV_V4SF): New.
25239 (ST_ELEMREV_V4SI): New.
25240 (ST_ELEMREV_V8HI): New.
25241 (ST_ELEMREV_V16QI): New.
25244 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
25245 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
25246 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
25247 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
25248 (altivec_expand_builtin): Add handling for
25249 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
25250 (rs6000_invalid_builtin): Add error-checking for
25251 RS6000_BTM_P9_VECTOR.
25252 (altivec_init_builtins): Define builtins used to implement vec_xl
25254 (rs6000_builtin_mask_names): Define power9-vector.
25255 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
25256 (RS6000_BTM_P9_VECTOR): Define.
25257 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
25258 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
25259 (vsx_ld_elemrev_v2df): Likewise.
25260 (vsx_ld_elemrev_v4sf): Likewise.
25261 (vsx_ld_elemrev_v4si): Likewise.
25262 (vsx_ld_elemrev_v8hi): Likewise.
25263 (vsx_ld_elemrev_v16qi): Likewise.
25264 (vsx_st_elemrev_v2df): Likewise.
25265 (vsx_st_elemrev_v2di): Likewise.
25266 (vsx_st_elemrev_v4sf): Likewise.
25267 (vsx_st_elemrev_v4si): Likewise.
25268 (vsx_st_elemrev_v8hi): Likewise.
25269 (vsx_st_elemrev_v16qi): Likewise.
25270 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
25273 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
25275 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
25277 (simplify_control_stmt_condition_1): ... here. Recurse into
25278 BIT_AND_EXPRs and BIT_IOR_EXPRs.
25280 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
25283 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
25284 (zero_extendqi<mode>2_dot): Revert earlier conversion from
25285 define_insn_and_split to define_insn.
25286 (zero_extendqi<mode>2_dot2): Same.
25287 (extendqi<mode>2_dot): Same.
25288 (extendqi<mode>2_dot2): Same.
25290 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25292 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
25293 (probe_stack): New expander.
25294 (probe_stack_<mode>): New insn pattern.
25296 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25298 * config/i386/i386.md
25299 (operations with memory inputs setting flags peephole2):
25300 Remove uneeded REG_P checks. Cleanup pattern generation.
25302 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
25304 * tree-vect-loop.c (vect_transform_loop): Fix
25305 nb_iterations_upper_bound computation for vectorized loop.
25307 2016-04-29 Marek Polacek <polacek@redhat.com>
25308 Jakub Jelinek <jakub@redhat.com>
25311 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
25312 TARGET_EXPR_SLOT as a base.
25314 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
25316 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
25317 with 'rCm2' constraints to limit possible immediate size.
25318 (*load_zeroextendqisi_update): Likewise.
25319 (*load_signextendqisi_update): Likewise.
25320 (*loadhi_update): Likewise.
25321 (*load_zeroextendhisi_update): Likewise.
25322 (*load_signextendhisi_update): Likewise.
25323 (*loadsi_update): Likewise.
25324 (*loadsf_update): Likewise.
25326 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25328 * config/i386/predicates.md (constm1_operand): Fix comparison.
25330 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
25332 * testsuite/gcc.target/arc/ieee_eq.c: New test.
25334 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
25336 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
25337 remaining SH5 related settings.
25338 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
25339 shmedia_prepare_call_address): Delete.
25340 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
25341 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
25342 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
25343 UNSUPPORTED_SH2A): Remove m5 checks.
25344 (sh_divide_strategy_e): Remove SH5 division strategies.
25345 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
25346 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
25348 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
25350 * config/s390/s390.c (s390_rtx_costs): Update documentation.
25352 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25354 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
25355 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
25356 Change lder to ldr.
25357 * config/s390/vector.md ("mov<mode>"): Likewise.
25359 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
25361 * config/s390/constraints.md ("U", "W"): Invoke
25362 s390_mem_constraint with "ZR" and "ZT".
25363 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
25364 addresses when using LRA. Accept also short displacements for S
25365 and T constraints. Do not check for long displacement target for
25366 S and T constraints.
25367 (s390_mem_constraint): Remove handling of U and W constraints.
25368 * config/s390/s390.md (various patterns): Remove the short
25369 displacement constraints (Q and R) if a long displacement
25370 constraint is present. Add longdisp as required CPU capability.
25371 * config/s390/vector.md: Likewise.
25372 * config/s390/vx-builtins.md: Likewise.
25374 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
25377 * reload1.c (reload): Call finish_spills before
25378 restarting reload loop. Skip select_reload_regs
25379 if update_eliminables_and_spill returns true.
25381 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
25383 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
25384 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
25385 (umulhisi3_imm): Update predicates and constraint letters.
25386 (umulhisi3_reg): Declare instruction as commutative.
25387 * config/arc/constraints.md (J12, J16): New constraints.
25388 * config/arc/predicates.md (short_unsigned_const_operand): New
25390 (arc_short_operand): Likewise.
25391 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
25393 2016-04-29 Richard Biener <rguenther@suse.de>
25395 PR tree-optimization/13962
25396 PR tree-optimization/65686
25397 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
25398 * tree-ssa-alias.c (ptrs_compare_unequal): New function
25399 using PTA to compare pointers.
25400 * match.pd: Add pattern for pointer equality compare simplification
25401 using ptrs_compare_unequal.
25403 2016-04-29 Richard Biener <rguenther@suse.de>
25405 * stor-layout.c (layout_type): Do not build a pointer-to-element
25408 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25410 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
25411 Use SWI mode iterator. Use general_reg_operand predicate.
25412 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
25413 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
25416 2016-04-29 Jakub Jelinek <jakub@redhat.com>
25418 PR middle-end/70843
25419 * fold-const.c (operand_equal_p): Don't verify hash value equality
25421 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
25424 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25427 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
25428 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
25429 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
25430 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
25431 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
25433 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25435 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
25436 to info. Don't initialize separate fields to 0. Clean up
25439 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25441 * config/i386/i386.md (peephole2s for operations with memory inputs):
25442 Use SWI mode iterator.
25443 (peephole2s for operations with memory outputs): Ditto.
25444 Do not check for stack checking probe.
25446 (probe_stack): Remove expander.
25448 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25449 Andrew Burgess <andrew.burgess@embecosm.com>
25451 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
25452 operands as 32-bits.
25454 2016-04-28 Jason Merrill <jason@redhat.com>
25456 * gdbinit.in: Skip line-map.h.
25458 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25459 Andrew Burgess <andrew.burgess@embecosm.com>
25461 * config/arc/arc.c (arc_conditional_register_usage): Take
25462 TARGET_RRQ_CLASS into account.
25463 (arc_print_operand): Support printing 'p' and 's' operands.
25464 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
25466 (TARGET_RRQ_CLASS): Define.
25467 (IS_POWEROF2_OR_0_P): Define.
25468 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
25470 (*tst_movb): New define_insn.
25471 (*tst): Avoid recognition if it could prevent '*tst_movb'
25472 combination; replace c/CnL with c/Chs alternative.
25473 (*tst_bitfield_tst): New define_insn.
25474 (*tst_bitfield_asr): New define_insn.
25475 (*tst_bitfield): New define_insn.
25476 (andsi3_i): Add Rrq variant.
25477 (extzv): New define_expand.
25478 (insv): New define_expand.
25479 (*insv_i): New define_insn.
25480 (*movb): New define_insn.
25481 (*movb_signed): New define_insn.
25482 (*movb_high): New define_insn.
25483 (*movb_high_signed): New define_insn.
25484 (*movb_high_signed + 1): New define_split pattern.
25485 (*mrgb): New define_insn.
25486 (*mrgb + 1): New define_peephole2 pattern.
25487 (*mrgb + 2): New define_peephole2 pattern.
25488 * config/arc/arc.opt (mbitops): New option for nps400, uses
25489 TARGET_NPS_BITOPS_DEFAULT.
25490 * config/arc/constraints.md (q): Make register class conditional.
25491 (Rrq): New register constraint.
25492 (Chs): New constraint.
25493 (Clo): New constraint.
25494 (Chi): New constraint.
25495 (Cbf): New constraint.
25496 (Cbn): New constraint.
25497 (C18): New constraint.
25498 (Cbi): New constraint.
25500 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25502 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
25504 (bitmap_intersection_of_preds): Ditto.
25505 (bitmap_union_of_succs): Ditto.
25506 (bitmap_union_of_preds): Ditto.
25507 * sbitmap.c (do_popcount): Delete.
25508 (BITMAP_DEBUGGING): Delete.
25509 (sbitmap_verify_popcount): Delete.
25510 (sbitmap_alloc): Don't initialize the popcount field.
25511 (sbitmap_alloc_with_popcount): Delete.
25512 (sbitmap_resize): Don't resize the popcount array.
25513 (sbitmap_vector_alloc): Don't initialize the popcount field.
25514 (bitmap_copy): Don't copy the popcount array.
25515 (bitmap_clear): Don't clear the popcount array.
25516 (bitmap_clear): Delete the popcount array handling.
25517 (bitmap_ior_and_compl): Delete the popcount assert.
25518 (bitmap_not): Ditto.
25519 (bitmap_and_compl): Ditto.
25520 (bitmap_and): Delete the popcount array handling.
25521 (bitmap_xor): Ditto.
25522 (bitmap_ior): Ditto.
25523 (bitmap_or_and): Delete the popcount assert.
25524 (bitmap_and_or): Ditto.
25525 (popcount_table): Delete.
25526 (sbitmap_elt_popcount): Delete.
25527 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
25528 (bitmap_set_bit): Delete the popcount assert.
25529 (bitmap_clear_bit): Ditto.
25530 (sbitmap_free): Don't free the popcount array.
25531 (sbitmap_alloc_with_popcount): Delete declaration.
25532 (sbitmap_popcount): Ditto.
25534 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25535 Andrew Burgess <andrew.burgess@embecosm.com>
25537 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
25538 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
25539 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
25540 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
25541 * config/arc/arc.opt (mcmem): New option.
25542 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
25543 supply length for r/m alternative.
25544 (*extendqisi2_ac): Likewise.
25545 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
25547 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
25548 (movhi_insn): Likewise.
25549 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
25550 (*zero_extendqihi2_i): Add r/Ucm alternative.
25551 (*zero_extendqisi2_ac): Likewise.
25552 (*zero_extendhisi2_i): Likewise.
25553 * config/arc/constraints.md (Uex): New memory constraint.
25554 (Ucm): New define_constraint.
25555 * config/arc/predicates.md (long_immediate_loadstore_operand):
25556 Return 0 for MEM with cmem_address address.
25557 (cmem_address_0): New predicates.
25558 (cmem_address_1): Likewise.
25559 (cmem_address_2): Likewise.
25560 (cmem_address): Likewise.
25562 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25564 * config/rs6000/rs6000.c (machine_function): Rename
25565 insn_chain_scanned_p to spe_insn_chain_scanned_p.
25566 (rs6000_stack_info): Adjust.
25568 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25569 Andrew Burgess <andrew.burgess@embecosm.com>
25571 * config/arc/constraints.md (Usd): Convert to define_constraint.
25575 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25578 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
25579 Add new peephole2 where the first insn is *mov<mode>_or instead of
25580 *mov<mode>_internal.
25582 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
25584 * tracer.c (bb_seen): Make static.
25586 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
25588 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
25589 support, setup defaults.
25590 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
25591 * config/arc/arc.c (arc_init): Add NPS400 support.
25592 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
25593 (TARGET_ARC700): NPS400 is also an ARC700.
25594 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
25596 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25599 * config/nds32/nds32.md (casesi): Don't access the operands array
25602 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25604 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
25605 (or $-1,reg peephole2): Ditto.
25606 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
25608 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
25610 * doc/extend.texi (Common Function Attributes) [optimize]:
25611 Discourage use of the optimize attribute.
25613 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
25615 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
25616 special case builtin.
25617 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
25618 ALTIVEC_BUILTIN_VEC_ADDE.
25619 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
25620 support for ALTIVEC_BUILTIN_VEC_ADDE.
25621 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
25622 for __builtin_vec_adde.
25624 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25626 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
25627 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
25629 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25632 * doc/sourcebuild.texi (Effective-Target Keywords, Other
25633 attributes): Document cilkplus_runtime.
25635 2016-04-28 Martin Jambor <mjambor@suse.cz>
25637 * tree-cfg.c (verify_expr): Verify that local declarations belong to
25638 this function. Call verify_expr on MEM_REFs and bases of other
25639 handled_components.
25641 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25643 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
25644 for WORD_REGISTER_OPERATIONS to runtime check.
25646 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25648 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
25650 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25652 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
25653 big-endian compilation.
25654 * config/arc/arc.md (addf3): Likewise.
25655 (subdf3): Likewise.
25656 (muldf3): Likewise.
25658 2016-04-28 Richard Biener <rguenther@suse.de>
25660 PR tree-optimization/70840
25661 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
25662 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
25663 Mark x * pow(x,c) -> pow(x,c+1) commutative.
25664 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
25666 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25668 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
25669 and explain why in a comment.
25671 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25673 * config/arc/arc.md (cpu_facility): Add fpx variant.
25674 (subdf3): Prohibit use reverse sub when assist operations option
25676 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
25677 instructions only when FPX is enabled.
25678 * testsuite/gcc.target/arc/trsub.c: New test.
25680 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25682 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
25683 mult_operator when calculating "type" attribute.
25684 (*fop_<mode>_1_i387): Ditto.
25685 (*fop_xf_1_i387): Ditto.
25686 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
25687 Use std::swap to swap operands. Use RTL expressions to generate
25690 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25691 Joern Rennecke <joern.rennecke@embecosm.com>
25693 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
25695 (emit_pic_move): Remove.
25696 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
25697 * config/arc/arc.c (emit_pic_move): Removed.
25698 (TARGET_HAVE_TLS): Define.
25699 (arc_conditional_register_usage): Test for arc_tp_regno.
25700 (arc_print_operand, arc_print_operand_address): Handle TLS
25702 (arc_needs_pcl_p): New function.
25703 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
25704 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
25705 (arc_raw_symbolic_reference_mentioned_p): Likewise.
25706 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
25707 (arc_legitimize_tls_address): Likewise.
25708 (DTPOFF_ZERO_SYM): Define.
25709 (arc_legitimize_pic_address): Make it static, handle TLS cases.
25710 (arc_output_pic_addr_const): Print TLS unspecs.
25711 (prepare_pic_move): New function, replaces emit_pic_move.
25712 (arc_legitimate_constant_p): Handle TLS unspecs.
25713 (arc_legitimate_address_p): Likewise.
25714 (arc_rewrite_small_data_p): Use assert for TLS constants.
25715 (prepare_move_operands): Use prepare_pic_move.
25716 (arc_legitimize_address): Legitimize tls addresses.
25717 (arc_epilogue_uses): Check for arc_tp_regno.
25718 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
25719 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
25721 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
25723 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
25724 %(arc_tls_extra_start_spec).
25725 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
25726 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
25728 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
25729 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
25730 (UNSPEC_TLS_OFF): Add.
25732 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
25733 (get_thread_pointersi): New patterns.
25734 * config/arc/arc.opt (mtp-regno): New option.
25735 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
25736 (move_dest_operand): Likewise.
25737 * configure: Regenerate.
25738 * configure.ac: Add arc*-*-* case to test for tls.
25739 * doc/invoke.texi (ARC options): Document mtp-regno.
25741 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25743 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
25744 the new ARC HS SIMD instructions.
25745 (arc_preferred_simd_mode): New function.
25746 (arc_autovectorize_vector_sizes): Likewise.
25747 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
25748 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
25749 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
25750 (arc_init_builtins): Add new SIMD builtin types.
25751 (arc_split_move): Handle 64 bit vector moves.
25752 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
25753 (TARGET_PLUS_QMACW): Define.
25754 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
25755 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
25756 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
25757 (VSUBADD4H): New builtins.
25758 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
25759 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
25761 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
25762 Matthias Klose <doko@debian.org>
25764 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
25766 2016-04-28 Richard Biener <rguenther@suse.de>
25768 PR middle-end/70777
25769 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
25772 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
25774 * common/config/sh/sh-common.c: Remove SH5 support.
25775 * config/sh/constraints.md: Likewise.
25776 * config/sh/config/sh/elf.h: Likewise.
25777 * config/sh/linux.h: Likewise.
25778 * config/sh/netbsd-elf.h: Likewise.
25779 * config/sh/predicates.md: Likewise.
25780 * config/sh/sh-c.c: Likewise.
25781 * config/sh/sh-protos.h: Likewise.
25782 * config/sh/sh.c: Likewise.
25783 * config/sh/sh.h: Likewise.
25784 * config/sh/sh.md: Likewise.
25785 * config/sh/sh.opt: Likewise.
25786 * config/sh/sync.md: Likewise.
25787 * config/sh/sh64.h: Delete.
25788 * config/sh/shmedia.h: Likewise.
25789 * config/sh/shmedia.md: Likewise.
25790 * config/sh/sshmedia.h: Likewise.
25791 * config/sh/t-netbsd-sh5-64: Likewise.
25792 * config/sh/t-sh64: Likewise.
25793 * config/sh/ushmedia.h: Likewise.
25795 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25797 * config/i386/i386.md (sign_extend to memory peephole2s): Use
25798 general_reg_operand instead of register_operand predicate.
25800 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25802 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
25804 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
25806 * match.pd (A - B > A, A + B < A): New transformations.
25808 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
25810 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
25811 which defaults to true. Emit an outer pair of parentheses only if
25812 EMIT_PARENS. When continuing a chain of && or || (or & or |),
25813 don't emit parentheses for the right-hand operand.
25815 2016-04-27 Jeff Law <law@redhat.com>
25817 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
25819 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25821 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
25822 (altivec_lvx_<mode>_internal): Document.
25823 (altivec_lvx_<mode>_2op): New define_insn.
25824 (altivec_lvx_<mode>_1op): Likewise.
25825 (altivec_lvx_<mode>_2op_si): Likewise.
25826 (altivec_lvx_<mode>_1op_si): Likewise.
25827 (altivec_stvx_<mode>): Remove.
25828 (altivec_stvx_<mode>_internal): Document.
25829 (altivec_stvx_<mode>_2op): New define_insn.
25830 (altivec_stvx_<mode>_1op): Likewise.
25831 (altivec_stvx_<mode>_2op_si): Likewise.
25832 (altivec_stvx_<mode>_1op_si): Likewise.
25833 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25834 Expand vec_ld and vec_st during parsing.
25835 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
25837 (altivec_expand_stvx_be): Likewise.
25838 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
25839 address-masking behavior in RTL.
25840 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
25841 address-masking behavior in RTL.
25842 (altivec_expand_builtin): Change builtin code arguments for calls
25843 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
25844 (insn_is_swappable_p): Avoid incorrect swap optimization in the
25845 presence of lvx/stvx patterns.
25846 (alignment_with_canonical_addr): New function.
25847 (alignment_mask): Likewise.
25848 (find_alignment_op): Likewise.
25849 (recombine_lvx_pattern): Likewise.
25850 (recombine_stvx_pattern): Likewise.
25851 (recombine_lvx_stvx_patterns): Likewise.
25852 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
25853 stvx patterns from expand.
25854 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
25856 (vector_altivec_store_<mode>): Likewise.
25858 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
25860 * config/aarch64/aarch64.md
25861 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
25862 remove the "fp" attributes.
25863 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
25864 add the "simd" attributes.
25865 (*movdf_aarch64): Likewise.
25866 (*movtf_aarch64): Remove the "fp" attributes.
25867 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
25868 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
25870 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25872 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
25873 rtx to rtx_code_label *.
25874 * rtl.h (maybe_set_first_label_num): Likewise.
25876 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25878 * df-core.c (df_add_problem): Make the problem param be const.
25879 (df_remove_problem): Make local "problem" be const.
25880 * df-problems.c (problem_RD): Make const.
25881 (problem_LR): Likewise.
25882 (problem_LIVE): Likewise.
25883 (problem_MIR): Likewise.
25884 (problem_CHAIN): Likewise.
25885 (problem_WORD_LR): Likewise.
25886 (problem_NOTE): Likewise.
25887 (problem_MD): Likewise.
25888 * df-scan.c (problem_SCAN): Likewise.
25889 * df.h (struct df_problem): Make field "dependent_problem" be
25891 (struct dataflow): Likewise for field "problem".
25892 (df_add_problem): Make param const.
25894 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25896 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
25897 inter-unit moves to/from vector registers are enabled. Do not disable
25900 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25902 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
25903 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
25905 (enum df_problem_id): ...this new enum.
25906 (struct df_problem): Convert field "id" from "int" to
25907 enum df_problem_id.
25909 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25911 * rtl.def: Update comment for "things in the instruction chain" to
25912 reflect the removal of the leading "i" field for INSN_UID in
25913 r210360. Fix bogus apostrophe.
25915 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25917 * config/i386/i386.md
25918 (lea arith with mem operand + setcc peephole2): Set operator mode.
25920 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
25923 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
25924 (dimode_scalar_to_vector_candidate_p): This.
25925 (timode_scalar_to_vector_candidate_p): New function.
25926 (scalar_to_vector_candidate_p): Likewise.
25927 (timode_check_non_convertible_regs): Likewise.
25928 (timode_remove_non_convertible_regs): Likewise.
25929 (remove_non_convertible_regs): Likewise.
25930 (remove_non_convertible_regs): Renamed to ...
25931 (dimode_remove_non_convertible_regs): This.
25932 (scalar_chain::~scalar_chain): Make it virtual.
25933 (scalar_chain::compute_convert_gain): Make it pure virtual.
25934 (scalar_chain::mark_dual_mode_def): Likewise.
25935 (scalar_chain::convert_insn): Likewise.
25936 (scalar_chain::convert_registers): Likewise.
25937 (scalar_chain::add_to_queue): Make it protected.
25938 (scalar_chain::emit_conversion_insns): Likewise.
25939 (scalar_chain::replace_with_subreg): Likewise.
25940 (scalar_chain::replace_with_subreg_in_insn): Likewise.
25941 (scalar_chain::convert_op): Likewise.
25942 (scalar_chain::convert_reg): Likewise.
25943 (scalar_chain::make_vector_copies): Likewise.
25944 (scalar_chain::convert_registers): New pure virtual function.
25945 (class dimode_scalar_chain): New class.
25946 (class timode_scalar_chain): Likewise.
25947 (scalar_chain::mark_dual_mode_def): Renamed to ...
25948 (dimode_scalar_chain::mark_dual_mode_def): This.
25949 (timode_scalar_chain::mark_dual_mode_def): New function.
25950 (timode_scalar_chain::convert_insn): Likewise.
25951 (dimode_scalar_chain::convert_registers): Likewise.
25952 (scalar_chain::compute_convert_gain): Renamed to ...
25953 (dimode_scalar_chain::compute_convert_gain): This.
25954 (scalar_chain::replace_with_subreg): Renamed to ...
25955 (dimode_scalar_chain::replace_with_subreg): This.
25956 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
25957 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
25958 (scalar_chain::make_vector_copies): Renamed to ...
25959 (dimode_scalar_chain::make_vector_copies): This.
25960 (scalar_chain::convert_reg): Renamed to ...
25961 (dimode_scalar_chain::convert_reg ): This.
25962 (scalar_chain::convert_op): Renamed to ...
25963 (dimode_scalar_chain::convert_op): This.
25964 (scalar_chain::convert_insn): Renamed to ...
25965 (dimode_scalar_chain::convert_insn): This.
25966 (scalar_chain::convert): Call convert_registers.
25967 (convert_scalars_to_vector): Change to scalar_chain pointer to
25968 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
25969 in 32-bit mode. Delete scalar_chain pointer. Call
25970 free_dominance_info in 64-bit mode.
25971 (pass_stv::gate): Remove TARGET_64BIT check.
25972 (ix86_option_override): Put the 64-bit STV pass before the CSE
25975 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
25977 * dwarf2out.h (struct dw_loc_descr_node): Remove the
25978 dw_loc_frame_offset field.
25979 * dwarf2out.c (new_loc_descr): Likewise.
25980 (resolve_args_picking_1): Turn the VISITED hash set into a
25981 FRAME_OFFSET hash map. Use it to associate a frame offset to
25982 visited nodes. Remove uses of the CHECKING_P macro.
25983 (resolve_args_picking): Update call to resolve_args_picking_1.
25985 2016-04-27 Martin Liska <mliska@suse.cz>
25987 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
25988 (free_loop_data): Release vuses of groups.
25990 2016-04-27 Bin Cheng <bin.cheng@arm.com>
25992 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
25993 instead of redundant use_id and boolean have_use_for.
25994 (struct iv_use): Change sub_id into group_id. Remove field next.
25995 Move fields: related_cands, n_map_members, cost_map and selected
25997 (struct iv_group): ... here. New structure.
25998 (struct iv_common_cand): Use structure declaration directly.
25999 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
26000 (MAX_CONSIDERED_USES): Rename macro to ...
26001 (MAX_CONSIDERED_GROUPS): ... here.
26002 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
26003 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
26004 (dump_uses): Rename to ...
26005 (dump_groups): ... here. Update all uses.
26006 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
26007 (find_induction_variables): Refactor format of dump information.
26008 (record_sub_use): Delete.
26009 (record_use): Update all uses.
26010 (record_group): New function.
26011 (record_group_use, find_interesting_uses_op): Call above functions.
26013 (find_interesting_uses_cond): Ditto.
26014 (group_compare_offset): New function.
26015 (split_all_small_groups): Rename to ...
26016 (split_small_address_groups_p): ... here. Update all uses.
26017 (split_address_groups): Update all uses.
26018 (find_interesting_uses): Refactor format of dump information.
26019 (add_candidate_1): Update all uses. Remove redundant check on iv,
26021 (add_candidate, record_common_cand): Remove redundant assert.
26022 (add_iv_candidate_for_biv): Update use.
26023 (add_iv_candidate_derived_from_uses): Update all uses.
26024 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
26025 (alloc_use_cost_map): Ditto.
26026 (set_use_iv_cost, get_use_iv_cost): Rename to ...
26027 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
26028 (determine_use_iv_cost_generic): Ditto.
26029 (determine_group_iv_cost_generic): Ditto.
26030 (determine_use_iv_cost_address): Ditto.
26031 (determine_group_iv_cost_address): Ditto.
26032 (determine_use_iv_cost_condition): Ditto.
26033 (determine_group_iv_cost_cond): Ditto.
26034 (determine_use_iv_cost): Ditto.
26035 (determine_group_iv_cost): Ditto.
26036 (set_autoinc_for_original_candidates): Update all uses.
26037 (find_iv_candidates): Update all uses. Refactor dump information.
26038 (determine_use_iv_costs): Ditto.
26039 (determine_iv_costs): Ditto.
26040 (iv_ca_cand_for_use): Rename to ...
26041 (iv_ca_cand_for_group): ... here. Update all uses.
26042 (iv_ca_add_use, iv_ca_add_group): Ditto.
26043 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
26044 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
26045 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
26046 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
26047 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
26048 (create_new_iv, adjust_iv_update_pos): Ditto.
26049 (rewrite_use_address): Delete.
26050 (rewrite_use_address_1): Rename to ...
26051 (rewrite_use_address): ... here.
26052 (rewrite_use_compare): Update all uses.
26053 (rewrite_use): Delete.
26054 (rewrite_uses): Rename to ...
26055 (rewrite_groups): ... here. Update all uses.
26056 (remove_unused_ivs, free_loop_data): Update all uses.
26057 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
26059 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26061 * rtlanal.c (nonzero_bits1): Convert preprocessor check
26062 for WORD_REGISTER_OPERATIONS to runtime check.
26064 2016-04-27 Richard Biener <rguenther@suse.de>
26067 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
26068 aggregate_value_p to determine if a function result is
26069 returned by reference.
26070 (ipa_pta_execute): Functions having their address taken are
26071 not automatically nonlocal.
26073 2016-04-27 Jakub Jelinek <jakub@redhat.com>
26076 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
26077 * fold-const.c (operand_equal_p): If flag_checking and
26078 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
26079 and if it returns non-zero, assert iterative_hash_expr on both
26082 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
26084 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
26086 2016-04-27 Nick Clifton <nickc@redhat.com>
26088 PR middle-end/49889
26089 * varasm.c (merge_weak): Generate an error if an attempt is made
26090 to convert a non-weak static function into a weak, public function.
26092 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26094 * params.def (MAX_PARTITION_SIZE): New param.
26095 * doc/invoke.texi: Document lto-max-partition.
26097 2016-04-27 Richard Biener <rguenther@suse.de>
26100 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
26101 function cummulating used_from_other_partition, externally_visible
26102 and force_output from aliases.
26103 (refered_from_nonlocal_var): Likewise.
26104 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
26105 node flags properly.
26107 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
26109 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
26110 (-Wmemset-elt-size): New item.
26112 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
26115 * stor-layout.h (internal_reference_types): Delete.
26116 * stor-layout.c (reference_types_internal): Likewise.
26117 (internal_reference_types): Likewise.
26118 (layout_type) <REFERENCE_TYPE>: Adjust.
26120 2016-04-27 Jakub Jelinek <jakub@redhat.com>
26123 * tree.h (inchash::add_expr): Add FLAGS argument.
26124 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
26125 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
26126 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
26127 Formatting fix. Adjust recursive calls. For tcc_comparison,
26128 if swap_tree_comparison (code) is smaller than code, hash that
26129 and arguments in the other order. Hash CONVERT_EXPR the same
26130 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
26131 of ADDR_EXPR of decl as the decl itself. Add or remove
26132 OEP_ADDRESS_OF from recursive flags as needed. For
26133 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
26134 operands commutatively and only the third one normally.
26135 For internal CALL_EXPR hash in CALL_EXPR_IFN.
26137 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
26139 * config/rtems.h (LIB_SPEC): Add -latomic.
26141 2016-04-27 Joel Sherrill <joel@rtems.org>
26143 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
26144 xilink.ld and flags not relevant to RTEMS.
26146 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
26148 * toplev.c (backend_init_target): Avoid calling init_reload when using
26151 2016-04-26 Jakub Jelinek <jakub@redhat.com>
26153 * reorg.c (try_merge_delay_insns): Declare i and j inside the
26154 for loops rather than one for the whole function.
26156 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
26158 * match.pd (X + CST CMP X): New transformation.
26160 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
26162 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
26163 * fold-const.c (fold_binary_loc): Remove 2 transformations
26164 superseded by match.pd.
26165 * match.pd (x+x -> x*2): Generalize to integers.
26167 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
26169 * config/i386/i386.md (operation on memory peephole): Duplicate an
26170 existing peephole and adapt it to match lea rather than an operation
26173 PR rtl-optimization/57193
26174 * opts.c (default_options_table): Add OPT_frename_registers at -O2
26176 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
26178 2016-04-26 Bin Cheng <bin.cheng@arm.com>
26180 * tree-if-conv.c (any_pred_load_store): New static variable.
26181 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
26182 any_pred_load_store instead of and_mask_load_store.
26183 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
26184 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
26185 (combine_blocks, tree_if_conversion): Ditto.
26187 2016-04-26 Bin Cheng <bin.cheng@arm.com>
26189 PR tree-optimization/70771
26190 PR tree-optimization/70775
26191 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
26192 virtual PHI nodes. Delete parameter.
26193 (if_convertible_loop_p_1): Delete argument to above function.
26194 (predicate_all_scalar_phis): Delete code handling single-argument
26196 (tree_if_conversion): Mark and update virtual SSA.
26198 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26201 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
26202 (x86_elf_aligned_common): Rename to ...
26203 (x86_elf_aligned_decl_common): ... this.
26204 Add decl arg. Switch to .lbss for largecomm object. Use
26205 LARGECOMM_SECTION_ASM_OP.
26206 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
26208 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
26209 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
26211 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
26212 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
26214 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26217 * config/i386/i386.c (SECTION_LARGE): Define.
26218 (x86_64_elf_select_section): Set it for large data/bss sections.
26219 Only clear SECTION_WRITE for .lrodata.
26220 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
26222 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
26223 * varasm.c (default_elf_asm_named_section): Grow flagchars.
26224 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
26226 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
26227 * doc/tm.texi: Regenerate.
26229 2016-04-26 Jakub Jelinek <jakub@redhat.com>
26232 * configure.ac (--enable-checking): Document extra flag, for
26233 non-release builds default to --enable-checking=yes,extra.
26234 If misc checking and extra checking, define CHECKING_P to 2 instead
26236 * common.opt (fchecking=): Add.
26237 * doc/invoke.texi (-fchecking=): Document.
26238 * doc/install.texi: Document --enable-checking changes.
26239 * configure: Regenerated.
26240 * config.in: Regenerated.
26242 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26244 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
26245 attribute instead of which_alternative.
26246 * config/i386/sse.md (*mov<mode>_internal): Ditto.
26247 Use EXT_REX_SSE_REG_P where appropriate.
26249 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26251 * config/i386/predicates.md (const0_operand): Do not match
26252 const_wide_int code.
26253 (const1_operand): Ditto.
26255 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26257 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
26258 for SSE constm1 operands and TARGET_AVX512VL.
26259 (*movti_internal): Ditto.
26260 (*mov<mode>_or): Use constm1_operand predicate.
26261 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
26262 for SSE vector_all_ones operands and TARGET_AVX512VL.
26263 * config/i386/predicates.md (constm1_operand): New predicate.
26264 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
26265 emission of constant -1 load.
26267 2016-04-25 Jason Merrill <jason@redhat.com>
26269 * gdbinit.in: Skip is-a.h.
26271 * attribs.c (register_scoped_attributes): Fix logic.
26272 * attribs.h: Declare register_scoped_attributes.
26274 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26276 * config/rs6000/rs6000-builtin.def: Correct pasto error for
26277 stxvd2x and stxvw4x built-in functions.
26279 2016-04-25 DJ Delorie <dj@redhat.com>
26281 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
26282 (ashrhi3): Likewise.
26283 (lshrhi3): Likewise.
26285 2016-04-25 Richard Biener <rguenther@suse.de>
26287 PR tree-optimization/70780
26288 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
26289 wasn't visited yet.
26290 (compute_antic): Mark blocks with abnormal preds as visited as
26291 they have a final empty antic-in solution already.
26293 2016-04-25 Michael Collison <michael.collison@linaro.org>
26295 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
26297 2016-04-25 Michael Collison <michael.collison@linaro.org>
26299 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
26300 mode is VQI to improve mixed mode vectorization.
26301 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
26302 define_insn to match low half of signed vaddw.
26303 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
26304 define_insn to match high half of signed vaddw.
26305 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
26306 define_insn to match low half of unsigned vaddw.
26307 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
26308 define_insn to match high half of unsigned vaddw.
26309 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
26310 (arm_simd_check_vect_par_cnst_half_p): Likewise.
26311 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
26313 (arm_simd_check_vect_par_cnst_half_p): Likewise.
26314 * config/arm/predicates.md (vect_par_constant_high): Support
26315 big endian and simplify by calling
26316 arm_simd_check_vect_par_cnst_half
26317 (vect_par_constant_low): Likewise.
26319 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26321 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
26322 predicate for operand 2.
26324 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
26325 H.J. Lu <hongjiu.lu@intel.com>
26327 * config/i386/i386-protos.h (standard_sse_constant_p): Add
26328 machine_mode argument.
26329 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
26330 constm1_rtx operands. For VOIDmode constants, get mode from
26331 pred_mode. Check mode size if the mode is supported by ABI.
26332 (standard_sse_constant_opcode): Do not use standard_constant_p.
26333 Strictly check ABI support for all-ones operands.
26334 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
26335 immediates. Update calls to standard_sse_constant_p.
26336 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
26337 (ix86_rtx_costs): Ditto.
26338 * config/i386/i386.md (*movxi_internal_avx512f): Use
26339 nonimmediate_or_sse_const_operand instead of vector_move_operand.
26340 Use (v,BC) alternative instead of (v,C). Use register_operand
26341 checks instead of MEM_P.
26342 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
26343 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
26344 isa attribute. Use register_operand checks instead of MEM_P.
26345 (*movti_internal): Use nonimmediate_or_sse_const_operand for
26346 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
26347 alternative and corresponding sse2 isa attribute.
26348 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
26349 to standard_sse_constant_p.
26350 (FP constant splitters): Ditto.
26351 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
26353 * config/i386/predicates.md (constm1_operand): Remove.
26354 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
26355 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
26356 vector_all_ones_operand instead of constm1_operand.
26358 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26360 * print-rtl.c (print_rtx_insn_vec): New function.
26361 * print-rtl.h: New prototype.
26362 * store-motion.c (struct st_expr): Make avail_stores a vector.
26363 (st_expr_entry): Adjust.
26364 (free_st_expr_entry): Likewise.
26365 (print_store_motion_mems): Likewise.
26366 (find_moveable_store): Likewise.
26367 (compute_store_table): Likewise.
26368 (delete_store): Likewise.
26369 (build_store_vectors): Likewise.
26371 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26373 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
26375 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26377 * vec.h (vec_safe_contains): New function.
26378 (vec::contains): Likewise.
26379 (vec::begin): Likewise.
26380 (vec::end): Likewise.
26382 2016-04-23 Jakub Jelinek <jakub@redhat.com>
26385 * cfgexpand.c (expand_stack_vars): Fix typo.
26387 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
26389 * system.h (list, map, set, vector): Include conditionally.
26390 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
26391 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
26392 * ipa-icf.c (INCLUDE_LIST): Define.
26393 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
26394 * config/sh/sh.c (INCLUDE_VECTOR): Define.
26395 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
26396 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
26397 * cp/logic.cc (INCLUDE_LIST): Define.
26398 * fortran/trans-common.c (INCLUDE_MAP): Define.
26400 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
26402 * auto-profile.c: Remove <string.h> include.
26403 * ipa-icf-gimple.c: Remove <list> include.
26404 * diagnostic.c: Remove <new> include.
26405 * genmatch.c: Likewise.
26406 * pretty-print.c: Likewise.
26407 * toplev.c: Likewise
26408 * c/c-objc-common.c: Likewise.
26409 * cp/error.c: Likewise.
26410 * fortran/error.c: Likewise.
26412 2016-04-22 Richard Biener <rguenther@suse.de>
26414 * lto-streamer-in.c (input_ssa_names): Do not allocate
26415 GIMPLE_NOP for all SSA names.
26416 * lto-streamer-out.c (output_ssa_names): Do not output
26417 SSA names that should have been released.
26419 2016-04-22 Richard Biener <rguenther@suse.de>
26421 PR tree-optimization/70740
26422 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
26425 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
26428 * config/i386/predicates.md (call_insn_operand): Replace
26429 sibcall_memory_operand with memory_operand.
26431 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
26433 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
26434 has_single_use() tests.
26435 (register_edge_assert_for_1): Likewise.
26436 (find_assert_locations_1): Check the liveness bitmap instead of
26437 checking has_single_use().
26439 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
26442 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
26443 Extract AVX-512BW constraint from AVX.
26445 2016-04-21 Richard Biener <rguenther@suse.de>
26447 PR tree-optimization/70725
26448 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
26449 for phi_convertible_by_degenerating_args.
26450 (predicate_all_scalar_phis): Handle single-argument PHIs.
26452 2016-04-21 Richard Biener <rguenther@suse.de>
26454 PR middle-end/70747
26455 * fold-const.c (fold_comparison): Return properly typed
26458 2016-04-21 Bin Cheng <bin.cheng@arm.com>
26460 PR tree-optimization/70715
26461 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
26462 after expanding BASE using expand_simple_operations.
26464 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
26466 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
26467 New transformations.
26469 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
26471 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
26473 2016-04-20 Jan Hubicka <jh@suse.cz>
26475 * ipa-inline.c (can_inline_edge_p): Pass caller info to
26476 ultiimate_alias_target.
26477 (update_callee_keys): Likewise.
26478 (lookup_recursive_calls): Likewise.
26479 (speculation_useful_p): Likewise.
26481 2016-04-20 Jan Hubicka <jh@suse.cz>
26484 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
26485 (set_nothrow_flag_1): ... this; handle interposition correctly;
26486 recurse on aliases and thunks.
26487 (cgraph_node::set_nothrow_flag): New.
26488 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
26489 functions compiled with non-call exceptions that binds to current
26491 (propagate_nothrow): Be safe WRT interposition.
26492 * cgraph.h (set_nothrow_flag): Update prototype.
26494 2016-04-18 Jan Hubicka <jh@suse.cz>
26496 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26497 max_loop_iterations_int.
26498 (tree_unswitch_outer_loop): Likewise.
26500 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26502 PR tree-optimization/69489
26503 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
26504 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
26505 Revise dump message.
26506 (if_convertible_bb_p): Remove check on edge count of basic block's
26509 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26511 PR tree-optimization/56625
26512 PR tree-optimization/69489
26513 * tree-data-ref.h (DR_INNERMOST): New macro.
26514 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
26515 hashing struct innermost_loop_behavior.
26516 (ref_DR_map): Remove.
26517 (innermost_DR_map): New map.
26518 (baseref_DR_map): Revise comment.
26519 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
26520 to innermost_DR_map accroding to its innermost loop behavior.
26521 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
26522 to its innermost loop behavior.
26523 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
26524 Add initialization for innermost_DR_map. Record memory reference
26525 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
26526 have innermost loop behavior.
26527 (if_convertible_loop_p): Remove release for ref_DR_map. Release
26530 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
26532 * config/i386/i386.md (*lea<mode>_general_1): Rename from
26533 *lea_general_1. Use explicit SWI12 mode interator.
26534 (*lea<mode>_general_2): Rename from *lea_general_2.
26535 Use explicit SWI12 mode interator.
26536 (*lea<mode>_general_3): Rename from *lea_general_3.
26537 Use explicit SWI12 mode interator.
26538 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
26539 Use explicit SWI12 mode interator.
26540 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
26541 Use explicit SWI48 mode interator.
26543 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
26545 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
26546 Short-cut unaligned load and store cases. Handle all integer
26548 (ix86_expand_vector_move_misalign): Short-cut unaligned load
26549 and store cases. Call ix86_avx256_split_vector_move_misalign
26550 directly without checking mode class.
26552 2016-04-20 Andrew Pinski <apinski@cavium.com>
26553 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26556 * config/aarch64/aarch64.md (sibcall): Force call
26557 address to be DImode for ILP32.
26558 (sibcall_value): Likewise.
26560 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
26562 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
26564 2016-04-20 Richard Biener <rguenther@suse.de>
26566 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
26567 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
26568 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
26569 (maybe_push_res_to_seq): Adjust.
26570 * gimple-fold.c (maybe_build_generic_op): Likewise.
26572 2016-04-20 Marek Polacek <polacek@redhat.com>
26574 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
26577 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
26579 * config/i386/sse.md (vec_unpacks_lo_hi): Always
26580 use kmovw to support AVX512F target.
26582 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26584 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
26586 2016-04-20 Marek Polacek <polacek@redhat.com>
26588 PR tree-optimization/70725
26589 * tree-if-conv.c (is_false_predicate): New function.
26590 (predicate_mem_writes): Use it.
26592 2016-04-20 Richard Biener <rguenther@suse.de>
26594 PR tree-optimization/70726
26595 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
26596 shift amounts from a pattern stmt operand.
26598 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26601 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
26602 stack_restore_from_fpr pattern when restoring r15.
26603 (s390_optimize_prologue): Strip away the memory barrier in the
26604 parallel when trying to get rid of restore insns.
26605 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
26606 definition for loading the stack pointer from an FPR. Compared to
26607 the normal move insn this pattern includes a full memory barrier.
26609 2016-04-19 Jakub Jelinek <jakub@redhat.com>
26611 PR middle-end/70680
26612 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
26613 implicitly linear or lastprivate iterator on the outer context.
26615 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26617 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
26619 * config/i386/i386.md (ssememalign): Removed.
26620 * config/i386/sse.md: Remove ssememalign attribute from patterns.
26622 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26625 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
26626 const short * to __builtin_ia32_loaddquhi512_mask.
26627 (_mm512_maskz_loadu_epi16): Likewise.
26628 (_mm512_mask_storeu_epi16): Pass short * to
26629 __builtin_ia32_storedquhi512_mask.
26630 (_mm512_mask_loadu_epi8): Pass const char * to
26631 __builtin_ia32_loaddquqi512_mask.
26632 (_mm512_maskz_loadu_epi8): Likewise.
26633 (_mm512_mask_storeu_epi8): Pass char * to
26634 __builtin_ia32_storedquqi512_mask.
26635 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
26636 const double * to __builtin_ia32_loadupd512_mask.
26637 (_mm512_mask_loadu_pd): Likewise.
26638 (_mm512_maskz_loadu_pd): Likewise.
26639 (_mm512_storeu_pd): Pass double * to
26640 __builtin_ia32_storeupd512_mask.
26641 (_mm512_mask_storeu_pd): Likewise.
26642 (_mm512_loadu_ps): Pass const float * to
26643 __builtin_ia32_loadups512_mask.
26644 (_mm512_mask_loadu_ps): Likewise.
26645 (_mm512_maskz_loadu_ps): Likewise.
26646 (_mm512_storeu_ps): Pass float * to
26647 __builtin_ia32_storeups512_mask.
26648 (_mm512_mask_storeu_ps): Likewise.
26649 (_mm512_mask_loadu_epi64): Pass const long long * to
26650 __builtin_ia32_loaddqudi512_mask.
26651 (_mm512_maskz_loadu_epi64): Likewise.
26652 (_mm512_mask_storeu_epi64): Pass long long *
26653 to __builtin_ia32_storedqudi512_mask.
26654 (_mm512_loadu_si512): Pass const int * to
26655 __builtin_ia32_loaddqusi512_mask.
26656 (_mm512_mask_loadu_epi32): Likewise.
26657 (_mm512_maskz_loadu_epi32): Likewise.
26658 (_mm512_storeu_si512): Pass int * to
26659 __builtin_ia32_storedqusi512_mask.
26660 (_mm512_mask_storeu_epi32): Likewise.
26661 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
26662 char * to __builtin_ia32_storedquqi256_mask.
26663 (_mm_mask_storeu_epi8): Likewise.
26664 (_mm256_mask_loadu_epi16): Pass const short * to
26665 __builtin_ia32_loaddquhi256_mask.
26666 (_mm256_maskz_loadu_epi16): Likewise.
26667 (_mm_mask_loadu_epi16): Pass const short * to
26668 __builtin_ia32_loaddquhi128_mask.
26669 (_mm_maskz_loadu_epi16): Likewise.
26670 (_mm256_mask_loadu_epi8): Pass const char * to
26671 __builtin_ia32_loaddquqi256_mask.
26672 (_mm256_maskz_loadu_epi8): Likewise.
26673 (_mm_mask_loadu_epi8): Pass const char * to
26674 __builtin_ia32_loaddquqi128_mask.
26675 (_mm_maskz_loadu_epi8): Likewise.
26676 (_mm256_mask_storeu_epi16): Pass short * to.
26677 __builtin_ia32_storedquhi256_mask.
26678 (_mm_mask_storeu_epi16): Pass short * to.
26679 __builtin_ia32_storedquhi128_mask.
26680 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
26681 const double * to __builtin_ia32_loadupd256_mask.
26682 (_mm256_maskz_loadu_pd): Likewise.
26683 (_mm_mask_loadu_pd): Pass onst double * to
26684 __builtin_ia32_loadupd128_mask.
26685 (_mm_maskz_loadu_pd): Likewise.
26686 (_mm256_mask_storeu_pd): Pass double * to
26687 __builtin_ia32_storeupd256_mask.
26688 (_mm_mask_storeu_pd): Pass double * to
26689 __builtin_ia32_storeupd128_mask.
26690 (_mm256_mask_loadu_ps): Pass const float * to
26691 __builtin_ia32_loadups256_mask.
26692 (_mm256_maskz_loadu_ps): Likewise.
26693 (_mm_mask_loadu_ps): Pass const float * to
26694 __builtin_ia32_loadups128_mask.
26695 (_mm_maskz_loadu_ps): Likewise.
26696 (_mm256_mask_storeu_ps): Pass float * to
26697 __builtin_ia32_storeups256_mask.
26698 (_mm_mask_storeu_ps): ass float * to
26699 __builtin_ia32_storeups128_mask.
26700 (_mm256_mask_loadu_epi64): Pass const long long * to
26701 __builtin_ia32_loaddqudi256_mask.
26702 (_mm256_maskz_loadu_epi64): Likewise.
26703 (_mm_mask_loadu_epi64): Pass const long long * to
26704 __builtin_ia32_loaddqudi128_mask.
26705 (_mm_maskz_loadu_epi64): Likewise.
26706 (_mm256_mask_storeu_epi64): Pass long long * to
26707 __builtin_ia32_storedqudi256_mask.
26708 (_mm_mask_storeu_epi64): Pass long long * to
26709 __builtin_ia32_storedqudi128_mask.
26710 (_mm256_mask_loadu_epi32): Pass const int * to
26711 __builtin_ia32_loaddqusi256_mask.
26712 (_mm256_maskz_loadu_epi32): Likewise.
26713 (_mm_mask_loadu_epi32): Pass const int * to
26714 __builtin_ia32_loaddqusi128_mask.
26715 (_mm_maskz_loadu_epi32): Likewise.
26716 (_mm256_mask_storeu_epi32): Pass int * to
26717 __builtin_ia32_storedqusi256_mask.
26718 (_mm_mask_storeu_epi32): Pass int * to
26719 __builtin_ia32_storedqusi128_mask.
26720 * config/i386/i386-builtin-types.def (PCSHORT): New.
26721 (PINT64): Likewise.
26722 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
26723 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
26724 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
26725 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
26726 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
26727 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
26728 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
26729 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
26730 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
26731 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
26732 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
26733 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
26734 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
26735 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
26736 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
26737 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
26738 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
26739 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
26740 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
26741 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
26742 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
26743 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
26744 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
26745 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
26746 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
26747 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
26748 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
26749 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
26750 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
26751 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
26752 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
26753 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
26754 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
26755 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
26756 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
26757 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
26758 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
26759 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
26760 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
26761 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
26762 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
26763 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
26764 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
26765 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
26766 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
26767 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
26768 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
26769 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
26770 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
26772 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
26773 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
26775 (ix86_expand_vector_move_misalign): Likewise.
26776 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
26777 to scalar function prototype for unaligned load/store builtins.
26778 (ix86_expand_special_args_builtin): Updated.
26779 * config/i386/sse.md (UNSPEC_LOADU): Removed.
26780 (UNSPEC_STOREU): Likewise.
26781 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
26782 (VI_ULOADSTORE_F_AVX512VL): Likewise.
26783 (ssescalarsize): Handle V4TI, V2TI and V1TI.
26784 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26785 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26786 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
26787 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
26788 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
26789 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
26790 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
26791 (<avx512>_storedqu<mode>_mask): Likewise.
26792 (*sse4_2_pcmpestr_unaligned): Likewise.
26793 (*sse4_2_pcmpistr_unaligned): Likewise.
26794 (*mov<mode>_internal): Renamed to ...
26795 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
26796 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
26797 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
26798 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
26800 2016-04-19 Richard Biener <rguenther@suse.de>
26802 PR tree-optimization/70171
26803 * tree-ssa-phiprop.c: Include stor-layout.h.
26804 (phiprop_insert_phi): Handle the aggregate copy case.
26805 (propagate_with_phi): Likewise.
26807 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
26809 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
26810 instead of simplify_gen_subreg (... , 0).
26811 (ix86_delegitimize_address): Ditto.
26812 (ix86_split_divmod): Ditto.
26813 (ix86_split_copysign_const): Ditto.
26814 (ix86_split_copysign_var): Ditto.
26815 (ix86_expand_args_builtin): Ditto.
26816 (ix86_expand_round_builtin): Ditto.
26817 (ix86_expand_special_args_builtin): Ditto.
26818 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
26819 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
26820 (udivmodqi4): Ditto.
26821 (absneg splitters): Ditto.
26822 (*jcc_bt<mode>_1): Ditto.
26824 2016-04-19 Richard Biener <rguenther@suse.de>
26826 PR tree-optimization/70724
26827 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
26828 restoring out from ...
26829 (free_scc_vn): ... here.
26830 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
26831 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
26833 (pass_fre::execute): Restore SSA info.
26835 2016-04-19 Richard Biener <rguenther@suse.de>
26837 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
26838 * gimple-walk.c (walk_gimple_op): Initialize it.
26839 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
26840 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
26841 remapping SSA names of defs.
26842 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
26845 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
26847 PR middle-end/70689
26848 * lra-constraints.c (equiv_substition_p): New.
26849 (process_alt_operands): Use it.
26850 (swap_operands): Swap it.
26851 (curr_insn_transform): Update it.
26853 2016-04-18 Michael Matz <matz@suse.de>
26855 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
26856 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
26857 * tree-core.h (tree_type_common.align): Use bit-field.
26858 (tree_type_common.spare): New.
26859 (tree_decl_common.off_align): Make smaller.
26860 (tree_decl_common.align): Use bit-field.
26862 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
26863 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
26864 (scan_sharing_clauses): Ditto.
26865 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26866 (omp_finish_file): Ditto.
26867 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
26868 (layout_decl): Ditto.
26869 (relayout_decl): Ditto.
26870 (finalize_record_size): Use SET_TYPE_ALIGN.
26871 (finalize_type_size): Ditto.
26872 (finish_builtin_struct): Ditto.
26873 (layout_type): Ditto.
26874 (initialize_sizetypes): Ditto.
26875 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
26876 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
26877 (lookup_field_for_decl): Use SET_DECL_ALIGN.
26878 (get_chain_field): Ditto.
26879 (get_trampoline_type): Ditto.
26880 (get_nl_goto_field): Ditto.
26881 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
26883 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
26884 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
26885 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26886 (build_qualified_type): Use SET_TYPE_ALIGN.
26887 (build_aligned_type, build_range_type_1): Ditto.
26888 (build_atomic_base): Ditto.
26889 (build_common_tree_nodes): Ditto.
26890 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
26891 (expand_one_stack_var_at): Ditto.
26892 * coverage.c (build_var): Use SET_DECL_ALIGN.
26893 * except.c (init_eh): Ditto.
26894 * function.c (assign_parm_setup_block): Ditto.
26895 * symtab.c (increase_alignment_1): Ditto.
26896 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
26897 * tree-vect-stmts.c (ensure_base_align): Ditto.
26898 * varasm.c (align_variable): Ditto.
26899 (assemble_variable): Ditto.
26900 (build_constant_desc): Ditto.
26901 (output_constant_def_contents): Ditto.
26903 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
26904 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
26905 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
26906 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
26907 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
26909 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
26912 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
26913 replace %vmovsd with "%vmovq".
26914 (vec_concatv2df): Likewise.
26916 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
26918 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
26919 (*vec_extractv2si_0): Ditto.
26920 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
26921 (zero_extended_scalar_load_operand splitters): Ditto.
26922 (vec_extract splitters): Ditto.
26923 (*vec_extractv4si_0_zext): Ditto.
26924 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
26925 and lowpart_subreg.
26926 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
26927 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
26928 (*sse4_1_extractps): Use lowpart_subreg.
26929 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
26931 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26933 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
26935 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
26936 Mention Solaris 11 packaging changes.
26937 Update gas and gld requirements.
26938 Remove reference to pre-Solaris 10 bug.
26939 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
26941 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
26944 2016-04-17 Jan Hubicka <jh@suse.cz>
26946 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
26947 max_loop_iterations_int.
26949 2016-04-18 Richard Biener <rguenther@suse.de>
26951 PR tree-optimization/43434
26952 * tree-ssa-structalias.c (struct vls_data): New.
26953 (visit_loadstore): Handle all pointer-based accesses.
26954 (compute_dependence_clique): Compute a bitmap of restrict tags
26955 assigned bases and pass it to visit_loadstore.
26957 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
26960 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
26961 armv8.1-a and armv8.1-a+crc.
26963 2016-04-18 Richard Biener <rguenther@suse.de>
26965 PR tree-optimization/70701
26966 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
26967 references after translating through a memcpy.
26969 2016-04-18 Richard Biener <rguenther@suse.de>
26971 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
26972 (compute_antic): ... here. For partial antic use regular
26973 postorder and scrap iteration.
26974 (compute_partial_antic_aux): Remove unused return value.
26975 (init_pre): Do not allocate postorder.
26976 (fini_pre): Do not free postorder.
26978 2016-04-18 Richard Biener <rguenther@suse.de>
26980 PR middle-end/37870
26981 * expmed.c (extract_bit_field_1): Remove broken case
26982 using a wider MODE_INT mode.
26984 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
26986 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
26987 unless compiling with at least GCC-4.8.
26989 2016-04-17 Jan Hubicka <jh@suse.cz>
26992 * graphite.c (graphite_finalize): Update call to
26993 tree_estimate_probability.
26994 * predict.h (tree_estimate_probability): Update prototype.
26996 2016-04-17 Jan Hubicka <jh@suse.cz>
26998 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
26999 (tree_estimate_probability): Likewise.
27000 (pass_profile::execute): Update.
27001 (report_predictor_hitrates): New function.
27002 * profile.c (compute_branch_probabilities): Use it.
27003 * predict.h (report_predictor_hitrates): Declare.
27005 2016-04-17 Jan Hubicka <jh@suse.cz>
27008 * cgraph.h (cgraph_node::set_const_flag,
27009 cgraph_node::set_pure_flag): Update prototype to return bool;
27011 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
27012 of interposable symbol are interposable, too.
27013 (cgraph_set_const_flag_1): Rename to ...
27014 (set_const_flag_1): ... this one; change to self recursive function
27015 instead of call_for_symbol_thunks_and_aliases. Handle correctly
27016 clearnig the flag in all variants and also virtual thunks of const
27017 functions are pure; track if any change was done.
27018 (cgraph_node::set_const_flag): Update.
27019 (struct set_pure_flag_info): New struct.
27020 (cgraph_set_pure_flag_1): Rename to ...
27021 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
27022 rather than pointer encoded flags; track if any changes was done;
27023 handle correctly clearning flag and setting flag of aliases already
27025 (cgraph_node::set_pure_flag): Update.
27026 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
27028 2016-04-17 Tom de Vries <tom@codesourcery.com>
27031 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
27032 backslash in label.
27034 2016-04-17 Tom de Vries <tom@codesourcery.com>
27036 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
27037 '{}<> ' as escape-for-record.
27039 2016-04-17 Tom de Vries <tom@codesourcery.com>
27041 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
27044 2016-04-17 Tom de Vries <tom@codesourcery.com>
27047 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
27048 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
27049 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
27050 * passes.c (finish_optimization_passes): Only call
27051 finish_graph_dump_file if dfi->graph_dump_initialized.
27052 (execute_function_dump, pass_init_dump_file): Use
27053 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
27055 2016-04-17 Tom de Vries <tom@codesourcery.com>
27057 PR tree-optimization/70256
27058 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
27059 (debug_varmap): New function.
27061 2016-04-17 Tom de Vries <tom@codesourcery.com>
27064 * passes.c (pass_manager::register_pass): Propagate pflags.
27066 2016-04-17 Tom de Vries <tom@codesourcery.com>
27069 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
27070 * passes.c (pass_manager::pass_manager): Declare and init p_start in
27071 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
27072 check if it's equal to p_start.
27073 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
27075 2016-04-15 Jan Hubicka <jh@suse.cz>
27078 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
27079 function does not bind to current def.
27080 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
27081 handle conservatively calls to functions that does not need to bind
27083 (check_call): Update call of worse_state.
27084 (ignore_edge_for_nothrow): Update.
27085 (ignore_edge_for_pure_const): Likewise.
27086 (propagate_pure_const): Update calls to worse_state.
27087 (skip_function_for_local_pure_const): Reformat comments.
27089 2016-04-15 Jan Hubicka <jh@suse.cz>
27092 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
27093 (cgraph_node::function_symbol): Likewise.
27094 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
27095 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
27096 (symtab_node::ultimate_alias_target): Add REF parameter.
27097 (symtab_node::binds_to_current_def_p): Declare.
27098 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
27099 (cgraph_node::function_symbol): Likewise.
27100 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
27101 (cgraph_node::get_availability): Likewise.
27102 (cgraph_edge::binds_to_current_def_p): New inline function.
27103 (varpool_node::get_availability): Add REF parameter.
27104 (varpool_node::ultimate_alias_target): Likewise.
27105 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
27106 (symtab_node::binds_to_current_def_p): Likewise.
27107 * varpool.c (varpool_node::get_availability): Likewise.
27109 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
27112 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
27113 Fix mode size check.
27115 2016-04-15 Jakub Jelinek <jakub@redhat.com>
27117 * BASE-VER: Set to 7.0.0.
27119 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
27121 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
27123 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27125 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
27126 architecture revisions.
27128 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
27130 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
27131 * config/i386/i386.c (ix86_using_red_zone): No longer static.
27132 * config/i386/i386.md (stack decrement to push peepholes): Guard
27133 with !x86_using_red_zone ().
27135 2016-04-15 Jakub Jelinek <jakub@redhat.com>
27138 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
27139 to dump_generic_node.
27140 (NIY): Pass also flags to do_niy.
27142 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
27144 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
27145 (simd_clone_vector_of_formal_parm_types)
27146 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
27147 (simd_clone_mangle, simd_clone_create)
27148 (simd_clone_adjust_return_type, create_tmp_simd_array)
27149 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
27150 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
27151 (ipa_simd_modify_function_body, simd_clone_linear_addend)
27152 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
27153 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
27154 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
27155 * omp-simd-clone.c: ... this new file.
27156 (simd_clone_vector_of_formal_parm_types): Make it static.
27157 * Makefile.in (OBJS): Add omp-simd-clone.o.
27159 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
27162 * config/i386/sse.md: Use proper memory operand modifiers.
27165 2016-04-15 Richard Biener <rguenther@suse.de>
27166 Alan Modra <amodra@gmail.com>
27168 PR tree-optimization/70130
27169 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
27170 when alignment stays not the same and no not use the realign
27173 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
27176 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
27177 direct move handlers for KFmode. Change TFmode handlers test from
27178 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
27180 2016-04-14 Jakub Jelinek <jakub@redhat.com>
27183 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
27184 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
27185 (inlined_polymorphic_ctor_dtor_block_p): Use it.
27186 * tree-ssa-live.c (remove_unused_scope_block_p): When
27187 in_ctor_dtor_block, avoid discarding not just BLOCKs with
27188 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
27189 block_ultimate_origin is FUNCTION_DECL.
27190 (remove_unused_locals): If current_function_decl is
27191 polymorphic_ctor_dtor_p, pass initial true to
27192 remove_unused_scope_block_p' is_ctor_dtor_block.
27194 2016-04-14 Martin Sebor <msebor@redhat.com>
27199 * doc/extend.texi (Variable Length): Revert.
27201 2016-04-14 Marek Polacek <polacek@redhat.com>
27202 Jan Hubicka <hubicka@ucw.cz>
27205 * tree.c (verify_type): Disable the canonical type of main variant
27208 2016-04-14 Jason Merrill <jason@redhat.com>
27210 * cfgexpand.c, expr.c: Revert previous change.
27212 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
27214 PR middle-end/70643
27215 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
27216 when building a mem ref for the incoming reduction variable.
27218 2016-04-14 Richard Biener <rguenther@suse.de>
27220 PR tree-optimization/70614
27221 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
27222 loop if the evolution dropped to chrec_dont_know.
27223 (interpret_condition_phi): Likewise.
27225 2016-04-14 Richard Biener <rguenther@suse.de>
27227 PR tree-optimization/70623
27228 * tree-ssa-pre.c (changed_blocks): Make global ...
27229 (compute_antic): ... local here. Move and fix worklist
27230 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
27231 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
27232 worklist handling, dump when ANTIC_IN changed.
27233 (compute_partial_antic_aux): Remove worklist handling.
27234 (init_pre): Do not compute post dominators. Add a comment about
27235 the CFG order chosen.
27236 (fini_pre): Do not free post dominators.
27238 2016-04-13 Martin Sebor <msebor@redhat.com>
27243 * doc/extend.texi (Variable Length): Document C++ specifics.
27245 2016-04-13 Jakub Jelinek <jakub@redhat.com>
27248 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
27249 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
27250 eh edges have been purged.
27253 * tree-sra.c (create_access_replacement,
27254 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
27256 * tree-pretty-print.c (dump_fancy_name): New function.
27257 (dump_decl_name, dump_generic_node): Use it.
27259 2016-04-13 Jason Merrill <jason@redhat.com>
27261 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
27262 * expr.c (expand_expr_real_1): Likewise.
27264 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
27266 * config/i386/i386.md (kunpckhi): Swap operands.
27267 (kunpcksi): Likewise.
27268 (kunpckdi): Likewise.
27269 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
27270 (vec_pack_trunc_<mode>): Likewise.
27272 2016-04-13 Jakub Jelinek <jakub@redhat.com>
27275 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
27277 PR middle-end/70633
27278 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
27279 gimplification turns some element into non-constant.
27282 * rtl.h (convert_memory_address_addr_space_1): New prototype.
27283 * explow.c (convert_memory_address_addr_space_1): No longer static,
27284 add NO_EMIT argument and don't call convert_modes if true, pass
27285 it down recursively, remove break after return.
27286 (convert_memory_address_addr_space): Adjust caller.
27287 * simplify-rtx.c (simplify_unary_operation_1): Call
27288 convert_memory_address_addr_space_1 instead of convert_memory_address,
27289 if it returns NULL, don't simplify.
27291 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
27294 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
27296 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27298 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27299 Bump the upper SIMDLEN limits, so that if the return type or
27300 characteristic type if the return type is void can be passed in
27301 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
27304 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
27307 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
27308 Do not use "=" constraint on an input constraint.
27309 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
27310 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
27311 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
27312 generates (neg (abs ...)) instead of (abs ...).
27314 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27316 PR rtl-optimization/70596
27317 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
27318 just invalidate LRA data and reset them. Adjust dump wording.
27320 2016-04-12 Martin Liska <mliska@suse.cz>
27323 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27325 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27327 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27328 max_loop_iterations_int.
27329 (tree_unswitch_outer_loop): Likewise.
27330 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27331 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27333 2016-04-12 Tom de Vries <tom@codesourcery.com>
27335 PR tree-optimization/68756
27336 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
27337 instead of new_name.
27339 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27341 PR tree-optimization/70602
27342 * tree-sra.c (generate_subtree_copies): Don't write anything into
27343 constant pool decls.
27345 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
27346 regardless whether there are depend clauses or not.
27348 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
27351 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
27352 target attribute and pragma from changing the -mfloat128
27353 and -mfloat128-hardware options.
27355 * doc/extend.texi (Additional Floating Types): Document PowerPC
27356 __float128 restrictions.
27358 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27361 * config/aarch64/driver-aarch64.c
27362 (aarch64_get_extension_string_for_isa_flags): New.
27363 (arch_extension): Rename to...
27364 (aarch64_arch_extension): ...This.
27365 (ext_to_feat_string): Rename to...
27366 (aarch64_extensions): ...This.
27367 (aarch64_core_data): Keep track of architecture extension flags.
27368 (cpu_data): Rename to...
27369 (aarch64_cpu_data): ...This.
27370 (aarch64_arch_driver_info): Keep track of architecture extension
27372 (get_arch_name_from_id): Rename to...
27373 (get_arch_from_id): ...This, change return type.
27374 (host_detect_local_cpu): Update and reformat for renames, handle
27375 extensions through common infrastructure.
27377 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27380 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
27381 track of a canonical flag name.
27382 (all_extensions): Likewise.
27383 (arch_to_arch_name): Also track extension flags enabled by the arch.
27384 (all_architectures): Likewise.
27385 (aarch64_parse_extension): Move to here.
27386 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
27388 (aarch64_rewrite_selected_cpu): Update for above change.
27389 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
27390 are handled, such that the single explicit value enabled by an
27391 extension is kept seperate from the implicit values it also enables.
27392 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
27394 (aarch64_parse_extension): New.
27395 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
27396 here to config/aarch64/aarch64-protos.h.
27397 (aarch64_parse_extension): Move from here to
27398 common/config/aarch64/aarch64-common.c.
27399 (aarch64_option_print): Update.
27400 (aarch64_declare_function_name): Likewise.
27401 (aarch64_start_file): Likewise.
27402 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
27403 the canonical flag for extensions.
27404 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
27407 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27409 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
27412 2016-04-09 Tom de Vries <tom@codesourcery.com>
27414 PR tree-optimization/68953
27415 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
27416 first to last subscript.
27418 2016-04-09 Jakub Jelinek <jakub@redhat.com>
27420 PR tree-optimization/70586
27421 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
27424 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
27428 PR tree-optimization/70373
27429 PR middle-end/70533
27430 PR middle-end/70534
27431 PR middle-end/70535
27432 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
27433 clauses for acc parallel reductions as necessary. Error on those
27435 * omp-low.c (scan_sharing_clauses): Don't install variables which
27436 are used in acc parallel reductions.
27437 (lower_rec_input_clauses): Remove dead code.
27438 (lower_oacc_reductions): Add support for reference reductions.
27439 (lower_reduction_clauses): Remove dead code.
27440 (lower_omp_target): Don't remap variables appearing in acc parallel
27442 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
27444 2016-04-08 Jakub Jelinek <jakub@redhat.com>
27446 PR middle-end/70593
27447 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
27448 with multiple SSA_NAME defs, force the outputs other than first
27449 to be live before calling live_track_process_def on each output.
27451 PR rtl-optimization/70574
27452 * fwprop.c (forward_propagate_and_simplify): Don't add
27453 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
27454 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
27455 paradoxical subregs within *loc.
27457 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
27459 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
27460 -ftree-parallelize-loops={0,1}.
27461 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
27462 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
27463 * config/ia64/hpux.h (LIB_SPEC): Likewise.
27464 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
27465 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
27467 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
27470 * asan.c (instrument_derefs): If we get unknown location, extract it
27471 with EXPR_LOCATION.
27472 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
27474 2016-04-08 Tom de Vries <tom@codesourcery.com>
27476 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
27477 implicit firstprivate clause.
27479 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27482 * config/arm/thumb2.md (tst + branch-> lsls + branch
27483 peephole below *orsi_not_shiftsi_si): Require that condition
27484 register is dead after the peephole.
27485 (second peephole after the above): Likewise.
27487 2016-04-08 Alan Modra <amodra@gmail.com>
27490 * builtins.c (fold_builtin_classify): For IBM extended precision,
27491 look at just the high-order double to test for NaN.
27492 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
27493 test just the high double for Inf but both doubles for subnormal
27496 2016-04-07 Jakub Jelinek <jakub@redhat.com>
27498 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
27499 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
27500 node->simdclone->mask_mode != VOIDmode masks.
27501 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
27502 earlier, use it instead of node->simdclone.
27503 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27504 Set clonei->mask_mode.
27506 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
27509 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
27510 Pass it through to cp_parser_already_scoped_statement.
27511 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
27512 it through to cp_parser_statement.
27513 (cp_parser_statement): Pass IF_P through to
27514 cp_parser_iteration_statement.
27515 (cp_parser_pragma): Adjust call to
27516 cp_parser_iteration_statement.
27518 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
27521 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
27522 resolve a future -Wparentheses warning.
27523 * omp-low.c (scan_sharing_clauses): Likewise.
27524 * tree-parloops.c (eliminate_local_variables): Likewise.
27526 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
27528 PR rtl-optimization/70398
27529 * lra-constraints.c (process_address_1): Check zero scale and code
27530 for reloading with zero scale.
27532 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
27534 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
27535 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
27537 2016-04-06 Jakub Jelinek <jakub@redhat.com>
27539 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27540 Add support for AVX512F clones, include them by default for
27541 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
27542 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
27545 PR middle-end/70550
27546 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
27547 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
27548 firstprivate clauses.
27549 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
27550 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
27551 (lower_omp_target): Set TREE_NO_WARNING for
27552 non-addressable possibly uninitialized vars which are copied into
27553 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
27555 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
27557 * config/pa/predicates.md (integer_store_memory_operand): Accept
27558 REG+D operands with a large offset when reload_in_progress is true.
27559 (floating_point_store_memory_operand): Likewise.
27561 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27564 * match.pd (nested int casts): Limit to GIMPLE.
27566 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
27569 * ipa-devirt.c (maybe_record_node): Fix comment; use
27570 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
27572 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27574 PR rtl-optimization/70542
27575 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
27576 if there are any uses other than insn or debug insns.
27578 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
27579 Jakub Jelinek <jakub@redhat.com>
27581 PR tree-optimization/70509
27582 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
27583 Shift HOST_WIDE_INT_1U instead of 1.
27585 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
27587 PR tree-optimization/70509
27588 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
27589 of the vector base type for index.
27591 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
27594 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
27596 2016-04-05 Richard Biener <rguenther@suse.de>
27598 PR tree-optimization/70526
27599 * tree-sra.c (build_ref_for_offset): Use prev_base to
27600 extract the alias pointer type.
27602 2016-04-05 Richard Biener <rguenther@suse.de>
27604 * dse.c (struct store_info): Remove alias_set member.
27605 (struct read_info_type): Likewise.
27606 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
27607 spill_deleted, clear_alias_set_lookup): Remove.
27608 (get_group_info): Remove dead base == NULL_RTX case.
27609 (dse_step0): Remove initialization of removed variables.
27610 (delete_dead_store_insn): Reomve alias set dumping.
27611 (free_read_records): Remove alias_set handling.
27612 (canon_address): Remove alias_set_out parameter.
27613 (record_store): Remove spill_alias_set, it's always zero.
27614 (check_mem_read_rtx): Likewise.
27615 (dse_step2): Rename from ...
27616 (dse_step2_nospill): ... this. Adjust.
27617 (scan_stores): Rename from ...
27618 (scan_stores_nospill): ... this.
27619 (scan_reads): Rename from ...
27620 (scan_reads_nospill): ... this.
27621 (scan_stores_spill, scan_reads_spill): Remove.
27622 (dse_step3_scan): Remove for_spills argument which is always false.
27623 (dse_step3): Likewise.
27624 (dse_step5): Rename from ...
27625 (dse_step5_nospill): ... this. Remove alias_set handling.
27626 (rest_of_handle_dse): Adjust.
27628 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27631 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
27632 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
27633 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
27634 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
27636 2016-04-05 Richard Biener <rguenther@suse.de>
27638 PR middle-end/70499
27639 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
27640 non-register type temporaries into SSA.
27642 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
27645 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
27646 calls when sanitizing.
27647 (possible_polymorphic_call_target_p): Fix formatting.
27649 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27650 Jakub Jelinek <jakub@redhat.com>
27652 PR middle-end/70457
27653 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
27654 to ensure a call statement is compatible with a built-in's
27656 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
27659 2016-04-04 Richard Biener <rguenther@suse.de>
27661 PR rtl-optimization/70484
27662 * rtl.h (canon_output_dependence): Declare.
27663 * alias.c (canon_output_dependence): New function.
27664 * dse.c (record_store): Use canon_output_dependence rather
27665 than canon_true_dependence.
27667 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27670 * cgraph.h (symtab_node::copy_visibility_from): New function.
27671 * symtab.c (symtab_node::copy_visibility_from): New function.
27672 * ipa-visibility.c (optimize_weakref): New function.
27673 (function_and_variable_visibility): Use it.
27675 2016-04-04 Martin Liska <mliska@suse.cz>
27678 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
27679 value that is really in range handled by SBR instruction.
27680 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
27681 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
27682 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
27684 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
27688 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
27689 set, but not for SP_REG operands.
27691 2016-04-02 Martin Sebor <msebor@redhat.com>
27694 * fold-const.c (maybe_nonzero_address): New function.
27695 (fold_comparison): Call it. Fold equality and relational
27696 expressions involving null pointers.
27697 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
27699 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
27701 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
27702 the "Y" constraint (scalar FP 0.0 immediate).
27704 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
27705 Add the "const_double" to the list of operand constraints.
27707 2016-04-01 Jakub Jelinek <jakub@redhat.com>
27709 PR rtl-optimization/70467
27710 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
27711 If low word of the last operand is 0, just emit addition/subtraction
27714 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27717 * config/s390/s390.c (s390_expand_insv): Check for everything
27718 constant instead of just VOIDmode stuff.
27720 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27723 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
27725 2016-04-01 Nathan Sidwell <nathan@acm.org>
27727 * tree.def (TRY_CATCH_EXPR): Correct documentation.
27729 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
27731 PR rtl-optimization/70461
27732 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
27735 2016-03-31 Martin Liska <mliska@suse.cz>
27738 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
27739 a tree value or an immediate integer value to a buffer
27740 that is eventually copied to a BRIG section.
27741 (emit_immediate_operand): Call the function here.
27742 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
27743 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
27744 of class' fields that are removed.
27745 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
27746 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
27747 m_brig_repr_size fields.
27749 2016-03-31 Martin Liska <mliska@suse.cz>
27752 * hsa-gen.c (hsa_function_representation::update_dominance): New
27754 (convert_addr_to_flat_segment): Likewise.
27755 (gen_hsa_memory_set): New alignment argument.
27756 (gen_hsa_ctor_assignment): Likewise.
27757 (gen_hsa_insns_for_single_assignment): Provide alignment
27758 to gen_hsa_ctor_assignment.
27759 (gen_hsa_insns_for_direct_call): Add new argument.
27760 (expand_lhs_of_string_op): New function.
27761 (expand_string_operation_builtin): Likewise.
27762 (expand_memory_copy): New function.
27763 (expand_memory_set): New function.
27764 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
27765 (convert_switch_statements): Change signature.
27766 (generate_hsa): Use a return value of the function.
27767 (pass_gen_hsail::execute): Do not call
27768 convert_switch_statements here.
27769 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
27770 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
27771 (hsa_function_representation::update_dominance): New function.
27773 2016-03-31 Martin Liska <mliska@suse.cz>
27776 * hsa-brig.c (emit_directive_variable): Emit alignment
27777 according to hsa_symbol::m_align.
27778 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
27779 (dump_hsa_symbol): Dump alignment of HSA symbols.
27780 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
27781 (gen_hsa_addr_with_align): New function.
27782 (hsa_bitmemref_alignment): Use newly added function.
27783 (gen_hsa_insns_for_load): Likewise.
27784 (gen_hsa_insns_for_store): Likewise.
27785 (gen_hsa_memory_copy): New argument added.
27786 (gen_hsa_insns_for_single_assignment): Respect
27787 alignment for assignments processed via gen_hsa_memory_copy.
27788 (gen_hsa_insns_for_direct_call): Likewise.
27789 (gen_hsa_insns_for_return): Likewise.
27790 (gen_function_def_parameters): Set default alignment.
27791 * hsa.c (hsa_object_alignment): New function.
27792 (hsa_byte_alignment): Pasted function.
27793 * hsa.h (hsa_symbol::m_align): New field.
27795 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27797 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
27798 scratch field for goto case.
27800 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
27802 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
27804 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
27807 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
27808 (scalar_chain::convert_insn): Call convert_op for reg
27809 moves to handle undefined registers.
27811 2016-03-31 Nathan Sidwell <nathan@acm.org>
27814 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
27815 Assert we don't want to move backwards.
27817 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
27820 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
27822 2016-03-31 Jakub Jelinek <jakub@redhat.com>
27824 PR rtl-optimization/70460
27825 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
27826 with operand from REG_LABEL_OPERAND, instead substitute
27827 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
27828 Don't do anything for REG_NON_LOCAL_GOTO jumps.
27830 2016-03-31 Martin Liska <mliska@suse.cz>
27832 * passes.c (execute_one_pass): Do not call
27833 todo_after for a discarded function.
27835 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27837 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
27838 (no_cost, infinite_cost): Initialize the new field.
27839 (get_computation_cost_at): Record setup cost.
27840 (determine_use_iv_cost_address): Skip cost computation for sub
27841 uses if we can estimate it without losing accuracy.
27843 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27845 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27847 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27848 max_loop_iterations_int.
27849 (tree_unswitch_outer_loop): Likewise.
27850 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27851 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27853 2016-03-30 Richard Biener <rguenther@suse.de>
27855 PR middle-end/70450
27856 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
27858 2016-03-30 Jakub Jelinek <jakub@redhat.com>
27861 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
27862 in gen_blendm expander.
27864 2016-03-30 Nick Clifton <nickc@redhat.com>
27867 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
27868 case where we are already provided with an SImode SUBREG.
27870 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
27873 * config/i386/i386.c (ix86_expand_epilogue): Properly check
27874 conflict between DRAP register and __builtin_eh_return.
27876 2016-03-30 Michael Matz <matz@suse.de>
27877 Richard Biener <rguenther@suse.de>
27880 * ipa-polymorphic-call.c (struct type_change_info): Change
27881 speculative to an unsigned allowing to limit the work we do.
27882 (csftc_abort_walking_p): New inline function..
27883 (check_stmt_for_type_change): Limit the number of may-defs
27884 skipped for speculative devirtualization to
27885 max-speculative-devirt-maydefs.
27886 * params.def (max-speculative-devirt-maydefs): New param.
27887 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
27889 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
27892 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
27895 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
27897 PR tree-optimization/59124
27898 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
27899 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
27901 2016-03-29 Jeff Law <law@redhat.com>
27903 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
27905 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27907 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
27910 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
27912 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
27913 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
27914 gcrt0.o if linking dynamically.
27916 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27919 * ipa-devirt.c (methods_equal_p): New function.
27920 (compare_virtual_tables): Use it.
27921 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
27922 * cgraphclones.c (clone_function_name_1): Use
27923 symbol_table::symbol_suffix_separator.
27924 * coverage.c (build_var): Likewise.
27925 * symtab.c (symbol_table::symbol_suffix_separator): New.
27927 2016-03-29 Jakub Jelinek <jakub@redhat.com>
27929 PR rtl-optimization/70429
27930 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
27931 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
27932 mode != result_mode.
27935 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
27937 PR tree-optimization/70405
27938 * ssa-iterators.h (num_imm_uses): Add missing braces.
27940 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
27942 PR rtl-optimization/68695
27943 * ira-color.c (allocno_copy_cost_saving): New.
27944 (improve_allocation): Use it.
27946 2016-03-29 Richard Henderson <rth@redhat.com>
27948 PR middle-end/70355
27949 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
27951 2016-03-29 Richard Biener <rguenther@suse.de>
27953 PR middle-end/70424
27954 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
27955 use alignment returned by get_pointer_alignment_1 if it is
27956 bigger than BITS_PER_UNIT.
27957 * builtins.c (get_pointer_alignment_1): Do not return true
27958 for alignment extracted from SSA info.
27960 2016-03-28 James Bowman <james.bowman@ftdichip.com>
27962 * config/ft32/ft32.opt (mnodiv): New.
27963 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
27964 * doc/invoke.texi (FT32 Options -mnodiv): New.
27966 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
27969 * config/i386/i386.md (define_split, andn): Fix modes.
27971 2016-03-26 Richard Biener <rguenther@suse.de>
27972 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27975 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
27977 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
27978 as 2nd argument to cl_optimization_restore().
27980 2016-03-25 Richard Henderson <rth@redhat.com>
27983 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
27984 * config/aarch64/aarch64-protos.h: Declare it.
27985 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
27987 2016-03-25 Alan Modra <amodra@gmail.com>
27990 * config/rs6000/constraints.md (j): Simplify.
27991 * config/rs6000/predicates.md (easy_fp_constant): Exclude
27993 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
27994 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
27995 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
27996 in all constraint alternatives.
27997 (movtd_64bit_nodm): Delete "j" constraint alternative.
27999 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
28001 * tree-ssa-propagate.c: Enhance docs for
28002 SSA_PROP_NOT_INTERESTING.
28004 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
28006 * doc/extend.texi: Fix typo in documentation to pure attribute.
28008 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
28011 * config/pa/pa.md (bswapdi2): Use a scratch register.
28013 2016-03-24 Richard Henderson <rth@redhat.com>
28015 PR middle-end/69845
28016 * fold-const.c (extract_muldiv_1): Correct test for multiplication
28019 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
28021 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
28022 using ix86_expand_binary_operator instead of gen_andsi3.
28024 2016-03-24 Richard Biener <rguenther@suse.de>
28026 PR tree-optimization/70396
28027 * tree-vect-stmts.c (vectorizable_comparison): Use
28028 get_vectype_for_scalar_type.
28030 2016-03-24 Richard Biener <rguenther@suse.de>
28032 PR middle-end/70370
28033 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
28034 with register bases.
28036 2016-03-24 Richard Biener <rguenther@suse.de>
28038 PR tree-optimization/70372
28039 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
28040 build_all_ones_cst to also handle vector types correctly.
28042 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
28045 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
28048 2016-03-23 Marek Polacek <polacek@redhat.com>
28051 * doc/invoke.texi: Document -Wignored-attributes.
28053 2016-03-23 Bin Cheng <bin.cheng@arm.com>
28055 PR tree-optimization/69042
28056 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
28057 parameter from 30 to 40.
28059 2016-03-23 Bin Cheng <bin.cheng@arm.com>
28061 PR tree-optimization/69042
28062 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
28063 for use with constant offset stripped in base.
28065 2016-03-23 Richard Biener <rguenther@suse.de>
28067 PR middle-end/70251
28068 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
28069 mode compatibility check.
28070 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28072 2016-03-23 Jeff Law <law@redhat.com>
28074 PR tree-optimization/64058
28075 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
28077 (struct ssa_conflicts): Move up earlier in the file.
28078 (conflicts_, var_map_): New static variables.
28079 (initialize_conflict_count): New function to initialize the
28080 CONFLICT_COUNT field for each conflict pair.
28081 (compare_pairs): Lazily initialize the conflict count and use it
28082 as the first tie-breaker.
28083 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
28084 and wipe conflicts_ and map_ around the call to qsort. Remove
28085 special case for 2 coalesce pairs.
28086 * bitmap.c (bitmap_count_unique_bits): New function.
28087 (bitmap_count_bits_in_word): New function, extracted from
28089 (bitmap_count_bits): Use bitmap_count_bits_in_word.
28090 * bitmap.h (bitmap_count_unique_bits): Declare it.
28092 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
28095 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
28096 transparent alias chain for decl assembler name.
28097 * config/sol2.c (solaris_assemble_visibility): Likewise.
28099 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28101 * config/arm/arm1020e.md (1020call_op): Reduce reservation
28103 (v10_fdivs): Likewise.
28104 (v10_fdivd): Likewise.
28106 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28109 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
28110 to not call fclose twice on file.
28112 2016-03-23 Jakub Jelinek <jakub@redhat.com>
28114 PR tree-optimization/70354
28115 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
28116 oprnd0 is wider than oprnd1 and there is a cast from the wider
28117 type to oprnd1, mask it with the mask of the narrower type.
28120 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
28121 Optimize TARGET_STV splitters, if high or low word of last argument
28124 2016-03-22 Jeff Law <law@redhat.com>
28127 tree-ssa-threadbackward.c
28128 (fsm_find_control_statement_thread_paths): Correctly distinguish
28129 between old style jump threads vs FSM jump threads.
28131 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
28134 * config/i386/i386.c (scalar_chain::convert_op): Support
28135 uninitialized register usage case.
28137 2016-03-22 Richard Biener <rguenther@suse.de>
28139 PR middle-end/70251
28140 * genmatch.c (gen_transform): Adjust last parameter to a three-state
28142 (capture::gen_transform): ... to change behavior when substituting
28143 a condition into cond or not-cond expr context.
28144 (dt_simplify::gen_1): Adjust.
28145 * gimple-match-head.c: Include gimplify.h for unshare_expr.
28146 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
28147 last change and instead change to
28148 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
28149 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28151 2016-03-22 Anthony Green <green@moxielogic.com>
28153 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
28154 issue for moxiebox targets.
28155 (CC1PLUS_SPEC): Ditto.
28157 2016-03-22 Richard Biener <rguenther@suse.de>
28159 PR middle-end/70333
28160 * fold-const.c (extract_muldiv_1): Properly perform multiplication
28163 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
28165 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
28167 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
28170 * config/i386/i386.c (def_builtin): Handle
28171 OPTION_MASK_ISA_AVX512VL to be and-ed with other
28173 (const struct builtin_description bdesc_special_args[]):
28174 Remove duplicate ISA bits.
28176 2016-03-22 Jakub Jelinek <jakub@redhat.com>
28179 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
28180 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
28181 in a way that works also for AVX512BW.
28184 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
28185 instead of source if operands[1] is xmm16 and above and
28186 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
28187 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
28190 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
28191 on assign if (*from_p) is a comparison, set it to
28192 TREE_NO_WARNING (*from_p).
28194 2016-03-21 Jakub Jelinek <jakub@redhat.com>
28196 PR middle-end/70326
28197 * lra.c (restore_scratches): Ignore deleted insns.
28199 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
28200 Jakub Jelinek <jakub@redhat.com>
28202 PR tree-optimization/70317
28203 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
28206 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
28209 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
28210 of ix86_expand_move.
28212 (movti): Use general_operand for operand 1 predicate.
28214 2016-03-21 Martin Liska <mliska@suse.cz>
28216 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
28218 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
28220 2016-03-21 Martin Liska <mliska@suse.cz>
28223 * ipa-icf.c (sem_function::parse): Skip static
28224 constructors and destructors.
28226 2016-03-21 Jakub Jelinek <jakub@redhat.com>
28229 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
28230 function-like macro, peek following token(s) if it is followed
28231 by CPP_OPEN_PAREN token with optional padding in between, and
28232 if not, don't treat it like a macro.
28234 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
28235 Alexander Monakov <amonakov@ispras.ru>
28237 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
28238 for the stabs debug format.
28240 2016-03-21 Richard Biener <rguenther@suse.de>
28242 PR tree-optimization/70310
28243 * tree-vect-generic.c (expand_vector_condition): Fold the built
28246 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
28249 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
28250 Block third alternative for AVX-512VL target,
28252 2016-03-21 Martin Liska <mliska@suse.cz>
28255 * hsa-brig.c (emit_function_directives): Mark unemitted
28256 global variables for emission.
28257 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
28258 (get_symbol_for_decl): Likewise.
28259 * hsa.h (struct hsa_symbol): New flag.
28261 2016-03-21 Richard Biener <rguenther@suse.de>
28263 PR tree-optimization/70288
28264 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
28265 we do not estimate unsimplified all-constant conditionals or
28266 switches as optimized away.
28268 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
28270 PR rtl-optimization/69102
28271 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
28272 when we have a readonly dependency context.
28274 2016-03-18 Jeff Law <law@redhat.com>
28276 PR rtl-optimization/70263
28277 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
28278 (update_equiv_regs): When trying to move a store to after the insn
28279 that sets the source of the store, make sure the store occurs after
28280 the insn that sets the source of the store. When successful note
28281 the REG_EQUIV note created in the dump file.
28283 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
28284 Bernd Schmidt <bschmidt@redhat.com>
28286 * doc/extend.texi: Document more potential problems with basic asms.
28288 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
28290 PR rtl-optimization/70278
28291 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
28294 2016-03-18 Jason Merrill <jason@redhat.com>
28296 * calls.c (load_register_parameters): Fix zero size sibcall logic.
28298 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
28300 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
28301 values to 128b regs.
28303 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
28305 PR tree-optimization/70252
28306 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
28307 boolean vector has a proper number of elements.
28308 (supportable_narrowing_operation): Likewise.
28310 2016-03-18 Tom de Vries <tom@codesourcery.com>
28313 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
28315 2016-03-18 Jakub Jelinek <jakub@redhat.com>
28317 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
28318 instead of replace_rtx for DEBUG_INSNs.
28320 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28322 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
28323 load type reservations.
28325 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
28328 * config/pa/constraints.md: Revert 2015-02-13 change. Use
28329 define_constraint for "Q" and "T" constraints.
28331 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
28333 Tweak the pipeline model for Exynos M1
28335 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
28338 2016-03-17 David Malcolm <dmalcolm@redhat.com>
28341 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
28342 where one or both locations aren't within a line_map.
28344 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
28347 * opts.c (finish_options): Don't set flag_pie to the default if
28348 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
28351 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
28353 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
28354 true as ALL_REGS argument to replace_rtx.
28356 2016-03-17 Richard Biener <rguenther@suse.de>
28359 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
28362 2016-03-17 Jakub Jelinek <jakub@redhat.com>
28365 * rtl.h (replace_rtx): Add ALL_REGS argument.
28366 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
28367 equality and assert mode is the same, instead of just rtx pointer
28369 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
28370 true as ALL_REGS argument to replace_rtx.
28372 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
28374 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
28375 for boolean vector with vector mode only.
28376 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28378 2016-03-17 Nick Clifton <nickc@redhat.com>
28381 * config/rx/rx.c (rx_print_integer): Print negative constants in
28384 2016-03-17 Jakub Jelinek <jakub@redhat.com>
28387 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
28389 2016-03-16 Richard Henderson <rth@redhat.com>
28390 Richard Biener <rguenth@suse.de>
28392 PR middle-end/70240
28393 PR middle-end/68215
28395 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
28396 first operand as is_gimple_condexpr.
28398 PR middle-end/70240
28399 PR middle-end/68215
28401 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
28402 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
28403 Do not gimplify the result.
28404 (do_unop): Adjust call to tree_vec_extract.
28405 (do_binop): Likewise.
28406 (do_compare): Likewise.
28407 (do_plus_minus): Likewise.
28408 (do_negate): Likewise.
28409 (expand_vector_condition): Likewise.
28410 (do_cond): Likewise.
28412 2016-03-16 Richard Henderson <rth@redhat.com>
28415 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
28416 (aarch64_classify_address): Use it.
28417 (aarch64_legitimize_address): Force all subexpressions of PLUS
28418 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
28420 2016-03-16 Jakub Jelinek <jakub@redhat.com>
28421 Richard Biener <rguenth@suse.de>
28424 * rtlanal.c (replace_rtx): For REG, if from is a REG,
28425 return to even if only REGNO is equal, and assert
28428 2016-03-11 Jeff Law <law@redhat.com>
28430 PR rtl-optimization/70224
28431 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
28433 2016-03-16 Richard Henderson <rth@redhat.com>
28435 PR middle-end/70199
28436 * function.h (struct function): Add has_forced_label_in_static.
28437 * gimplify.c (force_labels_r): Set it.
28438 * lto-streamer-in.c (input_struct_function_base): Read it.
28439 * lto-streamer-out.c (output_struct_function_base): Write it.
28440 * tree-inline.c (has_label_address_in_static_1): Remove.
28441 (copy_forbidden): Remove fndecl parameter; test
28442 has_forced_label_in_static.
28443 (inline_forbidden_p): Update call to copy_forbidden.
28444 (tree_versionable_function_p): Likewise.
28445 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
28446 (chkp_versioning): Likewise.
28447 * tree-inline.h (copy_forbidden): Update decl.
28449 2016-03-16 Marek Polacek <polacek@redhat.com>
28452 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
28453 function being thunked if the result type doesn't have fixed size.
28454 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
28455 doesn't have fixed size.
28457 2016-03-16 Bin Cheng <bin.cheng@arm.com>
28459 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
28460 reporting malformed loop nest.
28462 2016-03-16 Tom de Vries <tom@codesourcery.com>
28465 * ipa-devirt.c (possible_polymorphic_call_targets): Move
28466 nodes.length () == 1 test to before first nodes[0] access.
28468 2016-03-16 Tom de Vries <tom@codesourcery.com>
28470 PR tree-optimization/68715
28471 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
28472 single_pred_p test.
28474 2016-03-16 Tom de Vries <tom@codesourcery.com>
28476 PR tree-optimization/68809
28477 * graphite-scop-detection.c (same_close_phi_node): Test if result types
28480 2016-03-16 Carlos O'Donell <carlos@redhat.com>
28481 Sandra Loosemore <sandra@codesourcery.com>
28483 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
28484 on leaf attribute. Mention ELF interposition problems.
28486 2016-03-16 Alan Modra <amodra@gmail.com>
28488 PR rtl-optimization/69195
28489 PR rtl-optimization/47992
28490 * ira.c (indirect_jump_optimize): Ignore artificial defs.
28493 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
28496 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
28498 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
28500 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
28502 2016-03-15 Jakub Jelinek <jakub@redhat.com>
28504 PR rtl-optimization/70222
28505 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
28506 optimization if mode is different from result_mode, queue up masking
28507 of the result in outer_op. Formatting fix.
28509 PR middle-end/70239
28510 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
28513 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28515 PR rtl-optimization/69032
28516 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
28517 looping backwards over basic block insns.
28519 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28522 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
28523 to non-speculative when propagating trap bits.
28525 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28527 PR rtl-optimization/63384
28528 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
28529 DEBUG_INSN_P insns.
28531 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28534 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
28535 factored out from ...
28536 (sched_analyze_insn): ... here.
28537 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
28538 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
28539 get_implicit_reg_pending_clobbers in it.
28540 (setup_id_reg_sets): Use setup_id_implicit_regs.
28541 (deps_init_id): Ditto.
28543 2016-03-15 Tom de Vries <tom@codesourcery.com>
28546 * cgraph.c (cgraph_node::get_body): Save, reset and restore
28548 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
28549 execute_function_dump.
28550 (execute_one_pass): Don't dump function if it will be dumped after ipa
28553 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
28555 * genrecog.c (match_pattern_2): If pred is NULL don't call
28556 safe_predicate_mode on it.
28558 2016-03-14 Jakub Jelinek <jakub@redhat.com>
28560 PR middle-end/70219
28561 * lra-constraints.c (delete_move_and_clobber): Change assertion
28562 to also allow dregno == 0.
28564 2016-03-14 Richard Henderson <rth@redhat.com>
28567 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
28568 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
28569 (reassociate_bb): Use optimize_vec_cond_expr; avoid
28570 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
28573 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
28576 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
28578 (lra_create_live_ranges_1): initialize hard register biggest_mode to
28580 * lra-constraints.c (split_reg): For hard regs, try to find the
28581 biggest single-register mode used in the function.
28583 2016-03-14 Richard Biener <rguenther@suse.de>
28585 PR tree-optimization/56365
28586 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
28587 constants to compare against.
28589 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
28592 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
28593 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
28594 (define_split for the GPR case): Use int_reg_operand instead of
28595 gpc_reg_operand for the output.
28597 2016-03-14 Tom de Vries <tom@codesourcery.com>
28599 PR tree-optimization/70045
28600 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
28601 create_empty_if_region_on_edge argument.
28603 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
28605 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
28606 (STACK_CHECK_PROTECT): Likewise.
28607 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28608 (STACK_CHECK_PROTECT): Likewise.
28609 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28610 (STACK_CHECK_PROTECT): Likewise.
28611 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
28612 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
28613 (STACK_CHECK_PROTECT): Likewise.
28615 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
28617 PR rtl-optimization/69307
28618 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
28619 registers in modes that span more than one register.
28621 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
28624 * lra-constraints.c (delete_move_and_clobber): New.
28625 (remove_inheritance_pseudos): Use it.
28627 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
28630 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
28631 the libcall is LCT_THROW.
28632 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
28633 for the checking routine.
28635 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28638 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
28639 optimization if we have direct move.
28640 (roundu32<mode>2_fprs): Likewise.
28642 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
28645 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
28647 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
28648 Arguments swapped. All callers changed. Take reg_renumber into
28649 account, and Calculate and compare register ranges for hard regs.
28651 2016-03-11 Jeff Law <law@redhat.com>
28653 PR tree-optimization/70190
28654 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28655 Handle cases where we can not extract the taken edge, even though we
28656 found a constant value.
28658 PR tree-optimization/64058
28659 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
28660 (num_coalesce_pairs): Move up earlier in file.
28661 (find_coalesce_pair): Initialize the INDEX field for each pair
28663 (compare_pairs): No longer sort on the elements in each pair.
28664 Instead break ties with the index of the coalesce pair.
28666 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28669 * config/aarch64/aarch64-protos.h
28670 (aarch64_save_restore_target_globals): New prototype.
28671 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
28672 Call the above when popping pragma.
28673 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
28675 (aarch64_set_current_function): Rewrite using the above.
28677 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28679 PR tree-optimization/70177
28680 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
28681 (extract_ops_from_tree): ... this. In the 2 argument
28682 overload remove _1 suffix.
28683 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
28684 (extract_ops_from_tree): ... this.
28685 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
28687 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
28688 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
28689 extract_ops_from_tree instead of 2 operand one.
28691 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
28693 PR tree-optimization/70013
28694 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
28695 for constant-pool entries.
28697 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28699 PR rtl-optimization/70174
28700 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
28701 followed by gen_lowpart on force_reg instead of just gen_lowpart.
28703 PR tree-optimization/70169
28704 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
28705 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
28708 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
28709 Jakub Jelinek <jakub@redhat.com>
28712 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
28713 of uninitialized values.
28715 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28717 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
28719 ("*trunctddd2"): New pattern definition.
28720 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
28723 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28725 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
28726 definitions for BFP and DFP rounding modes.
28727 ("fixuns_truncdddi2", "fixuns_trunctddi2")
28728 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
28729 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
28730 ("fix_trunctf<mode>2"): Use the new constants instead of magic
28733 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28735 * config/s390/constraints.md: Adjust comment.
28736 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
28737 s390_decompose_addrstyle_without_index.
28738 * config/s390/predicates.md (shift_count_or_setmem_operand):
28739 Rename to setmem_operand.
28740 * config/s390/s390-protos.h
28741 (s390_decompose_shift_count): Rename to
28742 s390_decompose_addrstyle_without_index.
28743 * config/s390/s390.c (s390_decompose_shift_count)
28744 (s390_mem_constraint, print_shift_count_operand)
28745 (print_operand_address, print_operand): Rename
28746 s390_decompose_shift_count to
28747 s390_decompose_addrstyle_without_index and rename
28748 print_shift_count_operand to print_addrstyle_operand troughout the
28750 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
28751 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
28752 Rename shift_count_or_setmem_operand to setmem_operand.
28753 * config/s390/vx-builtins.md ("vec_insert<mode>")
28754 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
28757 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28760 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
28761 Handle overlapping retval and newval.
28763 2016-03-10 Nick Clifton <nickc@redhat.com>
28766 * config/aarch64/aarch64.c
28767 (aarch64_override_options_after_change_1): When forcing
28768 flag_omit_frame_pointer to be true, use a special value that can
28769 be detected if this function is called again, thus preventing
28770 flag_omit_leaf_frame_pointer from being forced to be false.
28772 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28774 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
28775 Set x_flag_omit_leaf_frame_pointer when handling
28776 -momit-leaf-frame-pointer.
28778 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28781 * cgraph.c (cgraph_node::dump): Dump split_part and
28782 indirect_call_target.
28783 * cgraph.h (cgraph_node): Add indirect_call_target flag.
28784 * ipa.c (has_addr_references_p): Cleanup.
28785 (is_indirect_call_target_p): New.
28786 (walk_polymorphic_call_targets): Do not mark virtuals that may be
28787 called indirectly as local.
28788 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
28790 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28793 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28794 on cxa_pure_virtual.
28796 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28799 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
28801 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28804 * tree.c (need_assembler_name_p): Only record main variant type names.
28806 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28809 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
28810 Always define to 0 or 1.
28811 (TARGET_FIX_ERR_A53_843419): New macro.
28812 * config/aarch64/aarch64-elf-raw.h
28813 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
28814 * config/aarch64/aarch64-linux.h: Likewise.
28815 * config/aarch64/aarch64.c
28816 (aarch64_override_options_after_change_1): Do not default
28817 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
28819 (aarch64_attributes): Handle fix-cortex-a53-843419.
28820 (aarch64_can_inline_p): Likewise.
28821 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
28823 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
28824 Jakub Jelinek <jakub@redhat.com>
28826 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
28827 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
28828 DECL_COMMONS if flag_unconstrained_commons is set.
28829 * tree-dfa.c (get_ref_base_and_extent): Likewise.
28830 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
28831 (funconstrained-commons): Document.
28833 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28835 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
28836 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
28838 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
28840 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
28841 has a proper number of elements.
28843 2016-03-10 Alan Modra <amodra@gmail.com>
28845 PR rtl-optimization/69195
28846 PR rtl-optimization/47992
28847 * ira.c (recorded_label_ref): Delete.
28848 (update_equiv_regs): Return void.
28849 (indirect_jump_optimize): New function.
28850 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
28851 before regstat_compute_ri. Don't rebuild_jump_labels here.
28852 Delete update_regstat.
28854 2016-03-10 Richard Biener <rguenther@suse.de>
28856 PR tree-optimization/70128
28857 * tree-ssa-structalias.c (set_uids_in_ptset): Set
28858 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
28860 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28862 PR tree-optimization/70152
28863 * tree-sra.c (replace_removed_params_ssa_names): Copy over
28864 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
28867 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
28868 instead of gen_sse2_loadlpd.
28869 * config/i386/sse.md (*vec_concatv2df): Rename to...
28870 (vec_concatv2df): ... this.
28872 PR tree-optimization/70127
28873 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
28875 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28879 * diagnostic-show-locus.c (compatible_locations_p): New function.
28880 (layout::layout): Sanitize ranges using compatible_locations_p.
28882 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28886 * diagnostic-show-locus.c (layout_range::layout_range): Replace
28887 location_range param with three const expanded_locations * and a
28889 (layout::layout): Replace call to
28890 rich_location::lazily_expand_location with get_expanded_location.
28891 Extract the range and perform location expansion here, passing
28892 the results to the layout_range ctor.
28893 * diagnostic.c (source_range::debug): Delete.
28894 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
28895 of rich_location::get_expanded_location.
28896 * gcc-rich-location.c (get_range_for_expr): Delete.
28897 (gcc_rich_location::add_expr): Reimplement to avoid the
28898 rich_location::add_range overload that took a location_range,
28899 passing a location_t instead.
28901 2016-03-09 Richard Biener <rguenther@suse.de>
28902 Jakub Jelinek <jakub@redhat.com>
28904 PR tree-optimization/70138
28905 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
28906 Also skip vect_double_reduction_def.
28908 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28911 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
28912 if the operand is "m".
28914 2016-03-09 Nathan Sidwell <nathan@acm.org>
28916 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
28918 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28920 * config/i386/i386.c (processor_target_table): Fix cost table
28921 intialization order for znver1.
28923 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28925 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
28926 - becuase -> because.
28927 * ipa-reference.c (ignore_module_statics): Likewise.
28928 * cgraph.c (cgraph_node::get_body): Likewise.
28929 * ipa-inline.c (early_inliner): Likewise.
28930 * ipa-devirt.c (types_same_for_odr): Likewise.
28931 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
28932 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
28934 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28936 * tree-ssa-math-opts.c: Fix typo in comment.
28938 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28941 * config/i386/i386.c (scalar_chain::make_vector_copies,
28942 scalar_chain::convert_reg): Call end_sequence in between
28943 get_insns and emit_conversion_insns rather than after both
28946 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
28949 * config/i386/i386.h (machine_function): Add
28950 pc_thunk_call_expanded flag.
28951 (ix86_pc_thunk_call_expanded): New define.
28952 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
28953 (*set_got): Rename insn pattern from set_got.
28954 (*set_got_labelled): Rename inst pattern from set_got_labelled.
28955 * config/i386/i386.c (ix86_compute_frame_layout): Use
28956 ix86_pc_thunk_call_expanded to prevent red-zone.
28958 2016-03-07 Martin Jambor <mjambor@suse.cz>
28960 * hsa.h (hsa_get_ctor_statements): Declare.
28961 (hsa_get_dtor_statements): Likewise.
28962 (hsa_get_kernel_dispatch_type): Likewise.
28963 * hsa.c (hsa_get_ctor_statements): New function.
28964 (hsa_get_dtor_statements): Likewise.
28965 (hsa_get_kernel_dispatch_type): Likewise.
28966 * hsa-brig.c (hsa_cdtor_statements): Removed.
28967 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
28968 hsa_get_dtor_statements.
28969 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
28970 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
28972 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
28974 * config/arm/arm-cores.def (cortex-r8): New.
28975 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
28976 * config/arm/arm-tune.md: Likewise.
28977 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
28979 2016-03-07 Martin Sebor <msebor@redhat.com>
28981 PR rtl-optimization/19705
28982 * doc/invoke.texi (Options That Control Optimization): Clarify
28983 -fno-branch-count-reg.
28985 2016-02-26 Richard Biener <rguenther@suse.de>
28986 Jeff Law <law@redhat.com>
28988 PR tree-optimization/69740
28989 * cfghooks.c (remove_edge): Request loop fixups if we delete
28990 an edge that might turn an irreducible loop into a natural
28992 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
28993 Move after definition of loops_state_clear.
28995 2016-03-07 Bin Cheng <bin.cheng@arm.com>
28997 PR rtl-optimization/69052
28998 * rtlanal.c (commutative_operand_precedence): Set higher precedence
29001 2016-03-07 Tom de Vries <tom@codesourcery.com>
29003 PR tree-optimization/70116
29004 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
29005 is_tm_ending stmts and ubsan/asan internal functions.
29006 (find_duplicate): Use it. Don't test is_tm_ending here.
29008 2016-03-07 Richard Biener <rguenther@suse.de>
29010 PR tree-optimization/70115
29011 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
29012 (propagate_constants_for_unrolling): Use replace_uses_by.
29014 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
29016 PR middle-end/69916
29017 * omp-low.c (struct oacc_loop): Add ifns.
29018 (new_oacc_loop_raw): Initialize it.
29019 (finish_oacc_loop): Clear mask & flags if no ifns.
29020 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
29021 (oacc_loop_xform_loop): Add ifns arg & adjust.
29022 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
29024 2016-03-07 Richard Henderson <rth@redhat.com>
29027 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
29028 (insert_value_copy_on_edge): Likewise.
29030 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29032 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
29034 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29037 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
29039 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
29041 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
29043 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
29045 Fix sseimul type attribute.
29046 * config/i386/znver1.md
29047 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
29048 znver1_sseimul_avx256_load) : Fix the type attribute.
29049 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
29050 pipe usage and latency.
29052 2016-03-05 Jakub Jelinek <jakub@redhat.com>
29055 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
29056 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
29059 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
29062 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
29064 PR rtl-optimization/69941
29065 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
29066 the reg share its mode.
29068 2016-03-04 Jeff Law <law@redhat.com>
29070 PR tree-optimization/69196
29071 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29072 If the both SSA_NAMEs are anonymous, then consider them unassociated
29073 and include the PHI in the statement count.
29075 2016-03-05 Tom de Vries <tom@codesourcery.com>
29077 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
29078 construct in oacc routine. Check for oacc region in oacc routine.
29080 2016-03-04 Jakub Jelinek <jakub@redhat.com>
29083 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
29084 2016-02-22 changes, instead don't recurse if RECUR is already true.
29085 Don't change *dynamic_check if RECUR. Adjust recursive caller
29086 to pass true to the new argument.
29087 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
29090 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
29091 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
29093 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
29095 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
29097 PR rtl-optimization/57676
29098 * lra-assigns.c (lra_assign): Guard test for maximum iterations
29099 with flag_checking.
29101 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
29103 * tree-vect-patterns.c (search_type_for_mask): Handle
29104 comparison of booleans.
29106 2016-03-04 Jakub Jelinek <jakub@redhat.com>
29108 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
29112 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
29113 all other ops that have dw_val_class_die_ref operands,
29114 and DW_OP_GNU_entry_value.
29116 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29118 PR rtl-optimization/69904
29119 * config/arm/arm.c (arm_cannot_copy_insn_p):
29120 Return true for load-exclusive instructions.
29122 2016-03-03 Jakub Jelinek <jakub@redhat.com>
29125 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
29126 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
29127 the pattern no matter if it is used just by non-pattern, pattern
29129 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
29130 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
29131 oprnd1 def_stmt is in pattern, don't look through it.
29133 2016-03-03 Marek Polacek <polacek@redhat.com>
29135 PR middle-end/70050
29136 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
29138 2016-03-03 Martin Liska <mliska@suse.cz>
29140 PR tree-optimization/70043
29141 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
29142 previous statement if we see a debug statement.
29144 2016-03-03 Richard Biener <rguenther@suse.de>
29146 PR tree-optimization/55936
29147 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
29148 parameter and guard unsafe equivalence use.
29149 (vrp_evaluate_conditional_warnv_with_ops): Always use
29150 safe equivalences but not via the quadratic compare_names
29153 2016-03-03 Michael Collison <michael.collison@linaro.org>
29156 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
29157 for operand 1 to s_register_operand. Change predicate for operand
29158 2 to arm_not_immediate_operand.
29160 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
29162 * doc/tm.texi: Regenerated.
29164 2016-03-02 Richard Henderson <rth@redhat.com>
29167 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
29168 simplification when all args are positive non-fixed registers.
29170 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29172 * target.def (lra_p): Specify that new ports should use LRA.
29174 2016-03-02 Jakub Jelinek <jakub@redhat.com>
29177 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
29178 gimplify_type_sizes the type they refer to.
29179 (omp_notice_variable): Handle reference vars to VLAs.
29180 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
29181 reference to VLA decls in the second pass instead of first pass.
29183 2016-03-02 Tom de Vries <tom@codesourcery.com>
29185 PR tree-optimization/68659
29186 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
29187 new_expr == NULL_TREE.
29188 (get_new_name): Handle ADDR_EXPR.
29190 2016-03-02 Bin Cheng <bin.cheng@arm.com>
29192 PR rtl-optimization/69052
29193 * loop-invariant.c (canonicalize_address): New function.
29194 (inv_can_prop_to_addr_use): Check validity of address expression
29195 which is canonicalized by above function.
29197 2016-03-02 Alan Modra <amodra@gmail.com>
29200 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
29203 2016-03-02 Jakub Jelinek <jakub@redhat.com>
29206 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
29207 (*movhi_internal): Put mask moves from and to memory separately
29208 from moves from/to GPRs.
29210 2016-03-02 Richard Biener <rguenther@suse.de>
29212 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
29213 GENERIC expressions in GIMPLE.
29215 2016-03-02 Richard Biener <rguenther@suse.de>
29217 * config/i386/i386.c (type_natural_mode): Fix typo.
29219 2016-03-02 Nick Clifton <nickc@redhat.com>
29221 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
29223 2016-03-02 Richard Biener <rguenther@suse.de>
29224 Uros Bizjak <ubizjak@gmail.com>
29227 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
29229 2016-03-02 Richard Biener <rguenther@suse.de>
29231 PR middle-end/67278
29232 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
29234 2016-03-02 Marek Polacek <polacek@redhat.com>
29237 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
29238 "is promoted to" warning.
29240 2016-03-01 DJ Delorie <dj@redhat.com>
29242 * config.gcc: Deprecate mep-*.
29244 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
29246 PR middle-end/70025
29247 * lra-constraints.c (regno_val_use_in): New.
29248 (match_reload): Use it instead of regno_use_in.
29250 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
29252 PR rtl-optimization/70007
29253 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
29254 references present in REG_EQUAL notes attached to non-SET patterns.
29256 2016-03-01 Jeff Law <law@redhat.com>
29258 PR tree-optimization/69196
29259 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29260 Appropriately clamp the number of statements to copy when the
29261 thread path does not traverse a loop backedge.
29263 PR tree-optimization/69196
29264 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29265 Do count some PHIs in the thread path against the insn count. Decrease
29266 final statement count by one as the control statement in the last
29267 block will get removed. Remove special cased code for handling PHIs
29270 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
29273 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
29274 asm dialect alternatives to explicit GOTPCREL calls.
29276 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
29279 * ira.c (do_reload): Issue warning for generic stack checking here...
29280 * reload1.c (reload): ...instead of here and streamline it.
29282 2016-03-01 Nick Clifton <nickc@redhat.com>
29284 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
29286 2016-03-01 Richard Biener <rguenther@suse.de>
29288 PR tree-optimization/69983
29289 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
29290 types and fall back to operand_equal_p.
29292 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29295 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29297 * config/s390/constraints.md ("jm8"): New constraint.
29298 * config/s390/predicates.md ("const_int_8bitset_operand"): New
29300 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
29302 ("*setmem_long<setmem_and>"): New pattern.
29303 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
29305 ("*setmem_long_31z<setmem_and>"): New pattern.
29306 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
29307 New substitution rules with the required attributes.
29310 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29313 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29315 * gensupport.c (process_substs_on_one_elem): Split loop to
29316 complete mark_operands_used_in_match_dup on all expressions in the
29318 (adjust_operands_numbers): Inline into process_substs_on_one_elem
29319 and remove function.
29321 2016-03-01 Richard Biener <rguenther@suse.de>
29323 PR middle-end/70022
29324 * fold-const.c (fold_indirect_ref_1): Fix range checking for
29325 vector BIT_FIELD_REF extract.
29327 2016-03-01 Richard Biener <rguenther@suse.de>
29329 PR tree-optimization/69994
29330 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
29332 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
29334 PR tree-optimization/69956
29335 * tree-vect-stmts.c (supportable_widening_operation): Support
29336 multi-step conversion of boolean vectors.
29337 (supportable_narrowing_operation): Likewise.
29339 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29341 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
29344 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29346 * config/s390/subst.md (DSI_VI): New mode iterator.
29347 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
29348 * config/s390/vector.md ("vec_set<mode>"): Move expander before
29349 the insn definition.
29350 ("*vec_set<mode>"): Change predicate and add alternative to
29351 support only either register or const_int operands as element
29353 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
29355 ("vec_extract<mode>"): New expander.
29356 ("*vec_extract<mode>"): New insn definition supporting reg and
29357 const_int element selectors.
29358 ("*vec_extract<mode>_plus"): New insn definition supporting
29359 reg+const_int element selectors.
29360 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
29361 following expander+insn definition.
29362 ("<vec_shifts_name><mode>3"): New expander.
29363 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
29365 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29367 * config/s390/s390.md ("*tabort_1"): Change predicate to
29368 nonmemory_operand. Add a second alternative to cover
29369 register as well as const int operands.
29370 ("*tabort_1_plus"): New pattern definition.
29372 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29374 * config/s390/s390.md ("*ashrdi3_cc_31")
29375 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
29376 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
29377 Merge insn definitions into ...
29378 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
29379 New pattern definition.
29380 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
29381 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
29382 ("*ashr<mode>3_and"): Merge insn definitions into ...
29383 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
29384 New pattern definition.
29385 * config/s390/subst.md ("addr_style_op_cc_subst")
29386 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
29387 substitutions patterns plus attributes.
29388 Add ashiftrt to SUBST iterator.
29390 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29392 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
29393 op2 to nonmemory_operand.
29394 ("*<shift>di3_31", "*<shift>di3_31_and"):
29395 Merge into single pattern definition ...
29396 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
29397 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
29398 pattern definition ...
29399 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
29400 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
29403 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29405 * config/s390/predicates.md (const_int_6bitset_operand): New
29407 * config/s390/s390.md: Include subst.md.
29408 ("rotl<mode>3"): New expander.
29409 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
29411 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
29412 * config/s390/subst.md: New file.
29414 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29416 * config/s390/s390.md ("op_type", "atype", "length" attributes):
29417 Remove RRR type. It doesn't really exist.
29418 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
29420 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
29421 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
29422 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
29423 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
29424 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
29425 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
29426 `enabled' attribute.
29428 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29430 * gensupport.c (process_substs_on_one_elem): Split loop to
29431 complete mark_operands_used_in_match_dup on all expressions in the
29433 (adjust_operands_numbers): Inline into process_substs_on_one_elem
29434 and remove function.
29436 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
29439 * config/sparc/sparc.c (NWORDS_UP): Rename to...
29440 (CEIL_NWORDS): ...this. Use CEIL macro.
29441 (compute_fp_layout): Adjust to above renaming.
29442 (function_arg_union_value): Likewise.
29443 (sparc_arg_partial_bytes): Likewise.
29444 (sparc_function_arg_advance): Likewise.
29446 2016-02-29 Jeff Law <law@redhat.com>
29448 PR tree-optimization/70005
29449 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
29450 where an object with a boolean range is compared against a value
29453 PR tree-optimization/69999
29454 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
29455 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
29458 2016-02-29 Richard Biener <rguenther@suse.de>
29460 PR tree-optimization/69994
29461 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
29462 (get_unary_op): Look through nop conversions.
29463 (ops_equal_values_p): New function, look for equality diregarding
29465 (eliminate_plus_minus_pair): Use ops_equal_values_p
29466 (repropagate_negates): Do not use get_unary_op here.
29468 2016-02-29 Martin Liska <mliska@suse.cz>
29470 * system.h: Poison ENABLE_CHECKING macro.
29472 2016-02-29 Martin Liska <mliska@suse.cz>
29474 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
29475 is presented in dump flags.
29476 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
29477 (hsa_regalloc): Likewise.
29479 2016-02-19 Richard Biener <rguenther@suse.de>
29481 PR tree-optimization/69980
29482 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
29483 permutation of those we need to keep.
29485 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
29488 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
29489 (NWORDS_UP): ...this
29490 (init_cumulative_args): Minor tweaks.
29491 (sparc_promote_function_mode): Likewise.
29492 (scan_record_type): Delete.
29493 (traverse_record_type): New function template.
29494 (classify_data_t): New structure type.
29495 (classify_registers): New inline function.
29496 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
29497 exhausted. Instantiate traverse_record_type on classify_registers and
29498 deal with the case of a structure passed in slot #15 with no FP field
29500 (assign_data_t): New structure type.
29501 (compute_int_layout): New static function.
29502 (compute_fp_layout): Likewise.
29503 (count_registers): New inline function.
29504 (assign_int_registers): New static function.
29505 (assign_fp_registers): Likewise.
29506 (assign_registers): New inline function.
29507 (function_arg_record_value_1): Delete.
29508 (function_arg_record_value_2): Likewise.
29509 (function_arg_record_value_3): Likewise.
29510 (function_arg_record_value): Adjust to above changes. Instantiate
29511 traverse_record_type on count_registers to first count the number of
29512 registers to be used and then on assign_registers to assign them.
29513 (function_arg_union_value): Adjust to above renaming.
29514 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
29515 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
29516 case of a structure passed in slot #15
29517 (sparc_function_arg_advance): Likewise.
29518 (function_arg_padding): Minor tweak.
29520 2016-02-29 Richard Biener <rguenther@suse.de>
29522 PR tree-optimization/69720
29523 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
29524 the adjustment_def path for possibly vectorized defs.
29525 (vect_create_epilog_for_reduction): Handle vectorized initial
29528 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
29530 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
29532 2016-02-27 Jeff Law <law@redhat.com>
29535 2016-02-26 Richard Biener <rguenther@suse.de>
29536 Jeff Law <law@redhat.com>
29538 PR tree-optimization/69740
29539 * cfghooks.c (remove_edge): Request loop fixups if we delete
29540 an edge that might turn an irreducible loop into a natural
29543 2016-02-27 Jakub Jelinek <jakub@redhat.com>
29545 PR rtl-optimization/69896
29546 * tree-vect-generic.c (get_compute_type): Avoid single element
29549 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
29551 Rename the AArch64 tuning option and related functions to enable the
29552 Newton series for the reciprocal square root to reflect its
29553 approximative characteristic.
29555 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
29556 function to "aarch64_emit_approx_rsqrt".
29557 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
29558 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
29559 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
29560 (xgene1_tunings): Likewise.
29561 (use_rsqrt_p): Likewise.
29562 (aarch64_emit_swrsqrt): Use new function name.
29563 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
29564 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
29565 text explaining this option.
29566 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
29568 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29571 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
29572 complain about -mallow-movmisalign without -mvsx if
29573 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
29575 2016-02-26 Joel Sherrill <joel@rtems.org>
29577 * config.gcc: Add x86_64-*-rtems*.
29578 * config/i386/rtems-64.h: New file.
29580 2016-02-26 Joel Sherrill <joel@rtems.org>
29582 * config.gcc: Add aarch64-*-rtems*.
29583 * config/aarch64/rtems.h: New file.
29585 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
29588 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
29589 shift amount using %h. Add comment.
29591 2016-02-26 Richard Biener <rguenther@suse.de>
29592 Jeff Law <law@redhat.com>
29594 PR tree-optimization/69740
29595 * cfghooks.c (remove_edge): Request loop fixups if we delete
29596 an edge that might turn an irreducible loop into a natural
29599 2016-02-26 Martin Jambor <mjambor@suse.cz>
29601 PR middle-end/69920
29602 * tree-sra.c (sra_modify_assign): Do not remove loads of
29603 uninitialized aggregates to SSA_NAMEs.
29605 2016-02-26 Richard Henderson <rth@redhat.com>
29608 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
29609 pseudo in case the target rtx matches the source of the left
29612 2016-02-26 Martin Jambor <mjambor@suse.cz>
29615 * hsa.h (hsa_type_packed_p): Declare.
29616 * hsa.c (hsa_type_packed_p): New function.
29617 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
29619 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
29620 * hsa-brig.c (emit_basic_insn): Likewise.
29622 2016-02-26 Martin Jambor <mjambor@suse.cz>
29625 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
29627 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
29629 2016-02-26 Martin Jambor <mjambor@suse.cz>
29631 * hsa.h (is_a_helper): New overload for hsa_op_immed for
29632 hsa_op_with_type operands.
29633 (hsa_unsigned_type_for_type): Declare.
29634 * hsa.c (hsa_unsigned_type_for_type): New function.
29635 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
29636 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
29637 the finalizer. Do not emit extra move.
29639 2016-02-26 Martin Jambor <mjambor@suse.cz>
29641 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
29642 atomic operations in private segment.
29644 2016-02-26 Martin Jambor <mjambor@suse.cz>
29646 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
29647 statements to wi->info. Also disallow omp simd constructs.
29648 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
29649 for not gridifying. Dump special string for omp_for.
29651 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29654 * config/aarch64/aarch64.c (aarch64_set_current_function):
29655 Save/restore target globals when switching to
29656 target_option_default_node.
29658 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29661 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
29662 Return 0 if !SHIFT_COUNT_TRUNCATED.
29664 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29665 Eric Botcazou <ebotcazou@adacore.com>
29667 PR rtl-optimization/69891
29668 * dse.c (scan_insn): If we can't figure out memset arguments
29669 or they are non-constant, call clear_rhs_from_active_local_stores.
29671 2016-02-26 Martin Liska <mliska@suse.cz>
29673 * doc/extend.texi: Mention clog10, clog10f an clog10l
29674 in Builtins section.
29676 2016-02-26 Martin Liska <mliska@suse.cz>
29678 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
29680 (resolve_args_picking_1): Likewise.
29681 * dwarf2out.h (struct GTY): Likewise.
29683 2016-02-26 Martin Liska <mliska@suse.cz>
29685 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
29686 with flag_checking.
29687 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
29689 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
29690 Martin Liska <mliska@suse.cz>
29692 * doc/install.texi: Mention --enable-valgrind-annotations.
29694 2016-02-26 Richard Biener <rguenther@suse.de>
29696 PR tree-optimization/69551
29697 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
29698 looking through aliases adjust DECL_PT_UID to refer to the
29699 ultimate alias target.
29701 2016-02-25 Martin Liska <mliska@suse.cz>
29703 PR middle-end/69919
29704 * alloc-pool.c (after_memory_report): New variable.
29705 * alloc-pool.h (base_pool_allocator ::release): Do not use
29706 the infrastructure if after_memory_report.
29707 * toplev.c (toplev::main): Mark after memory report.
29709 2016-02-25 Richard Biener <rguenther@suse.de>
29711 PR tree-optimization/48795
29712 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
29714 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
29717 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
29718 offloading is enabled and -fopenacc or -fopenmp is specified.
29719 (CRTOFFLOADEND): Likewise.
29720 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
29721 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
29722 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
29723 (offload_objects_file_name): New static var.
29724 (tool_cleanup): Remove offload_objects_file_name file.
29725 (find_offloadbeginend): Replace with ...
29726 (find_crtoffloadtable): ... this.
29727 (run_gcc): Remove offload_argc and offload_argv.
29728 Get offload_objects_file_name from -foffload-objects=... option.
29729 Read names of object files with offload from this file, pass them to
29730 compile_images_for_offload_targets. Don't call find_offloadbeginend and
29731 don't pass offloadbegin and offloadend to the linker. Don't pass
29732 offload non-LTO files to the linker, because now they're not claimed.
29734 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
29737 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
29738 on builtin_unreachable.
29740 2016-02-25 Jakub Jelinek <jakub@redhat.com>
29742 PR rtl-optimization/69896
29743 * regcprop.c: Include cfgrtl.h.
29744 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
29745 than remembered mode, either delete it (if noop_move_p), or
29746 treat like copy_p but not noop_p instruction.
29748 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29751 * dwarf2out.c (gen_variable_die): Work around buggy LTO
29752 - allow NULL decl for Fortran DW_TAG_common_block variables.
29754 2016-02-24 Jason Merrill <jason@redhat.com>
29756 * common.opt (flifetime-dse): Add -flifetime-dse=1.
29758 2016-02-24 Richard Biener <rguenther@suse.de>
29759 Jakub Jelinek <jakub@redhat.com>
29761 PR middle-end/69760
29762 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
29763 conditionally executed ops to well-defined overflow behavior.
29765 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29767 PR middle-end/69915
29768 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
29771 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29773 PR rtl-optimization/69886
29774 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
29775 argument. Use it when checking validity of set instructions.
29776 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
29777 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
29779 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
29780 * store-motion.c (find_moveable_store): Update
29781 can_assign_to_reg_without_clobbers_p callsite.
29783 2016-02-24 Richard Biener <rguenther@suse.de>
29785 PR middle-end/68963
29786 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
29788 (record_nonwrapping_iv): Do not fall back to the low/high bound
29789 for non-constant IV bases if the stmt is not always executed.
29791 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29793 * config/arm/arm-cores.def (cortex-a32): New entry.
29794 * config/arm/arm-tables.opt: Regenerate.
29795 * config/arm/arm-tune.md: Regenerate.
29796 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
29797 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
29798 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
29799 for -mcpu and -mtune.
29801 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29804 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
29805 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
29806 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
29807 (atomic_loaddi_1): Delete.
29808 (atomic_loaddi): Rewrite expander using the above changes.
29810 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29813 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
29816 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29817 Richard Biener <rguenth@suse.de>
29819 PR middle-end/69909
29820 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
29821 set_mem_attributes if tem is SSA_NAME which got expanded
29824 2016-02-24 Richard Biener <rguenther@suse.de>
29826 PR tree-optimization/69907
29827 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
29828 end of permutations for BB vectorization.
29830 2016-02-24 Christian Bruel <christian.bruel@st.com>
29832 * config/arm/arm-c.c (arm_option_override): Initialize
29833 target_option_current_node.
29834 * config/arm/arm.c (arm_pragma_target_parse): Replace
29835 build_target_option_node call by target_option_current_node.
29836 Set target_option_current_node.
29839 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
29842 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
29843 define_insn_and_split to define_insn.
29844 (zero_extendqi<mode>2_dot2): Same.
29845 (extendqi<mode>2_dot): Same.
29846 (extendqi<mode>2_dot2): Same.
29848 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29850 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
29851 and add bypass for AES{D,E} and AESMC pairs.
29852 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
29855 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29857 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
29858 series for reciprocal square root in Exynos M1.
29860 2016-02-23 Martin Sebor <msebor@redhat.com>
29863 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
29864 __builtin_alloca_with_align.
29866 2016-02-23 Richard Henderson <rth@redhat.com>
29868 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
29869 (ix86_register_pragmas): Remove __seg_tls.
29870 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
29871 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
29872 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
29873 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
29874 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
29875 * doc/extend.texi (__seg_tls): Remove item.
29877 2016-02-23 Richard Biener <rguenther@suse.de>
29879 * alloc-pool.h (struct allocation_object): Make id member
29880 conditional on CHECKING_P again.
29881 (get_instance): Adjust.
29882 (base_pool_allocator): Likewise.
29884 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
29886 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
29887 (parallelize_loops): In OpenACC kernels mode, set n_threads to
29889 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
29891 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
29893 2016-02-23 Richard Biener <rguenther@suse.de>
29895 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
29896 * bitmap.h (struct bitmap_usage): Likewise.
29897 (bitmap_move): Declare.
29898 * bitmap.c (register_overhead): Take size_t argument.
29899 (bitmap_move): New function.
29900 * df-problems.c (df_rd_transfer_function): Use bitmap_move
29901 to properly account overhead.
29902 * tree.c (free_node): Use tree_size.
29904 2016-02-23 Jakub Jelinek <jakub@redhat.com>
29907 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
29908 when inverting comparison.
29911 * common.opt (Wunreachable-code): Add Warning flag.
29913 2016-02-23 Mark Wielaard <mjw@redhat.com>
29914 Jakub Jelinek <jakub@redhat.com>
29917 * cgraphunit.c (check_global_declaration): Check main_input_filename
29918 and DECL_SOURCE_FILE are not NULL.
29920 2016-02-23 Martin Jambor <mjambor@suse.cz>
29922 PR tree-optimization/69666
29923 * tree-sra.c (sra_modify_assign): Do not attempt to create
29924 default_def replacements for unscalarizable regions.
29926 2016-02-20 Mark Wielaard <mjw@redhat.com>
29929 * cgraphunit.c (check_global_declaration): Check level of
29930 warn_unused_const_variable and main_input_filename.
29931 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
29932 (-Wunused-variable): For C implies -Wunused-const-variable=1.
29933 (-Wunused-const-variable): Explain levels 1 and 2.
29935 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29938 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
29939 identical arguments. Formatting and spelling fixes.
29942 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
29947 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
29948 and m68k-devices.def.
29949 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
29950 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
29952 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
29954 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
29955 and HImode registers.
29957 2016-02-22 Richard Biener <rguenther@suse.de>
29959 PR tree-optimization/69882
29960 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
29961 preserve permutations present because of gaps.
29962 (vect_supported_load_permutation_p): Always continue checking
29963 permutations after vect_attempt_slp_rearrange_stmts.
29965 2016-02-22 Bin Cheng <bin.cheng@arm.com>
29967 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
29968 min_profitable_estimate, rather than min_profitable_iters.
29970 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29973 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
29974 SImode for last match_operand.
29976 2016-02-22 Martin Liska <mliska@suse.cz>
29978 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
29979 return bitsize - 1 as the return value.
29981 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
29985 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
29986 Handle negative shift counts.
29987 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
29988 force_reg on the shift constant.
29989 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
29990 (lshrsi3_d): Handle negative shift counts.
29992 2016-02-22 Richard Biener <rguenther@suse.de>
29993 Tom de Vries <tom@codesourcery.com>
29995 * graph.c: Include dumpfile.h.
29996 (print_graph_cfg): Split into three overloads.
29997 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
29999 2016-02-22 Tom de Vries <tom@codesourcery.com>
30001 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
30004 2016-02-22 Richard Biener <rguenther@suse.de>
30007 * ipa-inline-transform.c (inline_call): When not updating
30008 overall summaries adjust self size by the growth estimate.
30009 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
30010 hash-set, do not update overall summaries here. Renamed from ...
30011 (inline_to_all_callers): ... this which is now wrapping the
30012 above and performing delayed overall summary update.
30013 (early_inline_small_functions): Delay updating of the overall
30016 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
30018 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
30021 2016-02-19 Jakub Jelinek <jakub@redhat.com>
30024 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
30025 :%* in %:gt() argument.
30026 (greater_than_spec_func): Adjust for expecting only numbers,
30027 if there are more than two numbers, compare the last two.
30029 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
30031 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
30032 -Wnarrowing with -std.
30034 2016-02-19 Jakub Jelinek <jakub@redhat.com>
30037 * expr.c (store_field): Don't use bit-field path if exp is
30038 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
30039 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
30040 and the assignment can be performed by bitwise copy. Formatting
30043 PR middle-end/69838
30044 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
30045 call copy_reg_eh_region_note_forward on before and/or after sequences
30046 and remove note from insn if it no longer can throw.
30049 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
30050 if TARGET_AVX512BW.
30052 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30054 * config/s390/vector.md: Add missing commutative operand markers
30055 to the patterns which qualify for one.
30056 * config/s390/vx-builtins.md: Likewise.
30058 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30060 * config/s390/vector.md (VI, VI_QHS): Add single element vector
30061 types to mode iterators.
30062 (vec_double): ... and mode attribute.
30063 * config/s390/vx-builtins.md (non_vec_int): Likewise.
30065 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30067 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
30068 Change the predicate of op2 from nonimmediate to general and let
30069 reload fix it if necessary.
30071 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30073 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
30075 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30077 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
30080 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30082 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
30083 * config/s390/s390.c (s390_expand_vec_movstr): New function.
30084 * config/s390/s390.md ("movstr<P:mode>"): Call
30085 s390_expand_vec_movstr.
30087 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30089 * config/s390/s390.md: Add missing output modifier for operand 1
30090 to print it as address properly.
30092 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30094 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
30095 * config/s390/2964.md: New file.
30096 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
30097 of insn grouping attributes depending on the CPU level.
30098 (s390_get_unit_mask): New function.
30099 (s390_sched_score): Remove the OOO from the scheduling macros.
30100 Add loop to calculate a score for the instruction mix.
30101 (s390_sched_reorder): Likewise plus improve debug output.
30102 (s390_sched_variable_issue): Rename macros as above. Calculate
30103 the unit distances after actually scheduling an insn. Improve
30105 (s390_sched_init): Clear last_scheduled_unit_distance array.
30106 * config/s390/s390.md: Include 2964.md.
30108 2016-02-18 Jakub Jelinek <jakub@redhat.com>
30111 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
30112 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
30113 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
30114 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
30115 *avx512f_<code>v8div16qi2_mask_1): New insns.
30117 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
30120 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
30123 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
30124 earlyclobber from target. Use wF constraint for fused memory
30126 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
30128 2016-02-18 Jakub Jelinek <jakub@redhat.com>
30129 Martin Liska <mliska@suse.cz>
30132 * cfgexpand.c (asan_sanitize_stack_p): New function.
30133 (partition_stack_vars): Use the function.
30134 (expand_stack_vars): Likewise.
30135 (defer_stack_allocation): Likewise.
30136 (expand_used_vars): Likewise.
30138 2016-02-18 Richard Biener <rguenther@suse.de>
30140 PR middle-end/69553
30141 * fold-const.c (operand_equal_p): Properly compare offsets for
30142 IMAGPART_EXPR and ARRAY_REF.
30144 2016-02-18 Nick Clifton <nickc@redhat.com>
30148 * config/arm/arm.c (arm_option_override_internal): Disable
30149 interworking if the target does not support thumb instructions.
30150 (arm_reload_in_hi): Handle the case where a register to register
30151 move needs reloading because there is no simple pattern to handle
30153 (arm_reload_out_hi): Likewise.
30155 2016-02-18 Richard Biener <rguenther@suse.de>
30157 PR middle-end/69854
30158 * match.pd: Don't use fold_binary or fold_unary for folding
30161 2016-02-17 Jakub Jelinek <jakub@redhat.com>
30164 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
30165 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
30166 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
30167 warn on gimple_no_warning_p statements.
30169 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
30171 * doc/extend.texi (C++ Attributes): Correct description of
30172 warn_unused type attribute.
30174 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30176 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
30177 correct instruction.
30179 2016-02-17 Richard Biener <rguenther@suse.de>
30181 PR rtl-optimization/69609
30182 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
30183 (find_traces_1_round): When ending a trace update cached priority
30185 (bb_to_key): Use cached priority when available.
30186 (copy_bb): Initialize cached priority.
30187 (reorder_basic_blocks_software_trace_cache): Likewise.
30189 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30192 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
30194 (aarch64_comparison_operator): Break overly long line into two.
30195 (aarch64_comparison_operation): Likewise.
30196 * config/aarch64/aarch64.md (cstorecc4): Use
30197 aarch64_comparison_operator_mode instead of
30198 aarch64_comparison_operator.
30199 (cstore<mode>4): Likewise.
30200 (aarch64_cstore<mode>): Likewise.
30201 (*cstoresi_insn_uxtw): Likewise.
30202 (cstore<mode>_neg): Likewise.
30203 (*cstoresi_neg_uxtw): Likewise.
30205 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30208 * config/arm/predicates.md (arm_comparison_operator_mode):
30210 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
30211 instead of arm_comparison_operator.
30212 (*mov_negscc): Likewise.
30213 (*mov_notscc): Likewise.
30214 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
30215 (*thumb2_mov_negscc): Likewise.
30216 (*thumb2_mov_negscc_strict_it): Likewise.
30217 (*thumb2_mov_notscc): Likewise.
30218 (*thumb2_mov_notscc_strict_it): Likewise.
30220 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
30222 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
30223 Add missing return.
30225 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
30227 * config/visium/visium.c (machine_libfunc_index): New enum.
30228 (machine_libfuncs): New structure.
30229 (visium_libfuncs): New static variable.
30230 (TARGET_INIT_LIBFUNCS): Define to...
30231 (visium_init_libfuncs): ...this. New function.
30232 (expand_block_move_4): Use the appropriate libfunc.
30233 (expand_block_move_2): Likewise.
30234 (expand_block_move_1): Likewise.
30235 (expand_block_set_4): Likewise.
30236 (expand_block_set_2): Likewise.
30237 (expand_block_set_1): Likewise.
30238 (visium_trampoline_init): Likewise.
30240 2016-02-17 Nick Clifton <nickc@redhat.com>
30242 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
30243 TI's devices.csv file as of March 2016.
30245 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
30248 * opts-global.c (handle_common_deferred_options): Introduce and
30249 initialize two global variables to remember command-line options
30250 specifying a stack-limiting register.
30251 * opts.h: Add extern declarations of the two new global variables.
30252 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
30253 variable based on the values of the two new global variables.
30255 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30258 * common.opt (Wnonnull-compare): New warning.
30259 * doc/invoke.texi (-Wnonnull): Remove text about comparison
30260 of arguments against NULL.
30261 (-Wnonnull-compare): Document.
30262 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
30263 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
30264 * passes.def (pass_warn_nonnull_compare): Add.
30265 * gimple-ssa-nonnull-compare.c: New file.
30267 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30269 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
30270 AARCH64_EXTRA_TUNE_RECIP_SQRT.
30272 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30274 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
30275 reciprocal sqrt for -mlow-precision-recip-sqrt.
30277 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30278 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30280 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
30281 always use lane loads to construct non-constant vectors.
30283 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30285 * config/aarch64/aarch64.md
30286 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
30287 constraints for operand 3.
30288 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
30290 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30291 Richard Biener <rguenther@suse.de>
30293 PR tree-optimization/69820
30294 * tree-vect-patterns.c (type_conversion_p): Return false if
30295 *orig_type is unsigned single precision or boolean.
30296 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
30299 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30301 PR rtl-optimization/69764
30302 PR rtl-optimization/69771
30303 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
30304 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
30306 2016-02-16 Richard Biener <rguenther@suse.de>
30308 PR tree-optimization/69776
30309 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
30311 (indirect_refs_may_alias_p): Likewise.
30312 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
30313 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
30314 according to tbaa_p.
30315 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
30316 (optimize_stmt): For redundant store discovery do not allow tbaa.
30318 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
30320 PR tree-optimization/69714
30321 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
30322 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
30324 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
30326 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
30327 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
30328 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
30329 * config/arc/arc.c (arc_init): Check FPU options.
30330 (get_arc_condition_code): Handle new CC_FPU* modes.
30331 (arc_select_cc_mode): Likewise.
30332 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
30333 register pair only. Allow access for ARCv2 accumulator.
30334 (gen_compare_reg): Whenever we have FPU support use FPU compare
30336 (arc_reorg): Don't generate brcc insns when FPU compare
30337 instructions are involved.
30338 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
30339 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
30340 floating point emulation.
30341 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
30342 (REVERSE_CONDITION): Add new CC_FPU* modes.
30343 (TARGET_FP_SP_BASE): Define.
30344 (TARGET_FP_DP_BASE): Likewise.
30345 (TARGET_FP_SP_FUSED): Likewise.
30346 (TARGET_FP_DP_FUSED): Likewise.
30347 (TARGET_FP_SP_CONV): Likewise.
30348 (TARGET_FP_DP_CONV): Likewise.
30349 (TARGET_FP_SP_SQRT): Likewise.
30350 (TARGET_FP_DP_SQRT): Likewise.
30351 (TARGET_FP_DP_AX): Likewise.
30352 * config/arc/arc.md (ARCV2_ACC): New constant.
30353 (type): New fpu type attribute.
30354 (SDF): Conditional iterator.
30355 (cstore<mode>, cbranch<mode>): Change expand condition.
30356 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
30357 handles FPU/FPX cases as well.
30358 * config/arc/arc.opt (mfpu): New option.
30359 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
30361 (adddf3, muldf3, subdf3): Removed.
30362 * config/arc/predicates.md (proper_comparison_operator): Recognize
30364 * config/arc/fpu.md: New file.
30365 * doc/invoke.texi (ARC Options): Document mfpu option.
30367 2016-02-16 Richard Biener <rguenther@suse.de>
30369 PR rtl-optimization/69291
30370 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
30371 noce_operand_ok check.
30373 2016-02-16 Tom de Vries <tom@codesourcery.com>
30376 * omp-low.c (simd_clone_create): Remove call to
30377 symtab->call_cgraph_insertion_hooks.
30379 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30381 PR tree-optimization/69802
30382 * tree-ssa-reassoc.c (update_range_test): If op is
30383 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
30384 op == 1 test of precision 1 integral op, otherwise handle
30385 that case as op itself. Fix up formatting.
30386 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
30389 2016-02-16 Richard Biener <rguenther@suse.de>
30391 PR tree-optimization/69586
30392 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
30393 types for conversion sources.
30395 2016-02-16 Richard Biener <rguenther@suse.de>
30397 PR middle-end/69801
30398 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
30399 mask OEP_ADDRESS_OF.
30401 2016-02-16 Alan Modra <amodra@gmail.com>
30404 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
30405 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
30406 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
30408 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
30409 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
30410 (p8_fmrgow_<mode>): Likewise.
30411 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
30413 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
30414 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
30415 to use movdi_internal64. Remove op0_di.
30416 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
30418 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
30420 Add support for the FCCMP insn types
30422 * config/aarch64/aarch64.md (fccmp): Change insn type.
30423 (fccmpe): Likewise.
30424 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
30425 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
30426 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
30427 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
30428 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
30429 * config/arm/types.md (fccmps): Add new insn type.
30430 (fccmpd): Likewise.
30432 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
30434 * alias.c (get_alias_set): Fix a typo in comment.
30436 2016-02-15 Richard Biener <rguenther@suse.de>
30438 PR tree-optimization/69595
30439 * match.pd: Complete range test simplification to true.
30441 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
30443 PR rtl-optimization/69648
30444 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
30445 pic_offset_table_rtx.
30447 PR rtl-optimization/69752
30448 * ira.c (update_equiv_regs): When looking for more than a single SET,
30449 also take other side effects into account.
30451 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
30453 * config/s390/s390.c (s390_function_profiler): Add a new sequence
30454 for z900+ CPUs in 31-bit mode.
30456 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
30458 * common/config/s390/s390-common.c (s390_supports_split_stack):
30460 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
30461 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
30462 * config/s390/s390.c (struct machine_function): New field
30463 split_stack_varargs_pointer.
30464 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
30465 in s390_emit_prologue.
30466 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
30468 (morestack_ref): New global.
30469 (SPLIT_STACK_AVAILABLE): New macro.
30470 (s390_expand_split_stack_prologue): New function.
30471 (s390_live_on_entry): New function.
30472 (s390_va_start): Use split-stack vararg pointer if appropriate.
30473 (s390_asm_file_end): Emit the split-stack note sections.
30474 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
30475 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
30476 (UNSPECV_SPLIT_STACK_CALL): New unspec.
30477 (UNSPECV_SPLIT_STACK_DATA): New unspec.
30478 (split_stack_prologue): New expand.
30479 (split_stack_space_check): New expand.
30480 (split_stack_data): New insn.
30481 (split_stack_call): New expand.
30482 (split_stack_call_*): New insn.
30483 (split_stack_cond_call): New expand.
30484 (split_stack_cond_call_*): New insn.
30486 2016-02-15 Richard Biener <rguenther@suse.de>
30488 PR tree-optimization/69783
30489 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30490 Add trivially correct cases.
30492 2016-02-15 Tom de Vries <tom@codesourcery.com>
30495 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
30497 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
30499 2016-02-15 Richard Biener <rguenther@suse.de>
30501 PR tree-optimization/69776
30502 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
30503 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
30504 indicate whether we can use TBAA to disambiguate against stores.
30505 Use alias-set zero if not.
30506 (visit_reference_op_store): Do not use TBAA when looking up
30508 * tree-ssa-pre.c (compute_avail): Use TBAA here.
30509 (eliminate_dom_walker::before_dom_children): But not when looking
30510 up redundant stores.
30512 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
30514 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
30516 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
30518 * config/i386/znver1.md
30519 (znver1_pop, znver1_pop_mem,
30520 znver1_load_imov_double_store,
30521 znver1_load_imov_direct_store,
30522 znver1_load_imov_direct_load,
30523 znver1_load_imov_double_load): Add new.
30524 (znver1_insn, znver1_insn_load): Add icmov type.
30525 (znver1_sseavx_fma,
30526 znver1_sseavx_fma_load,
30528 znver1_avx256_fma_load): Fix pipe usage.
30530 2016-02-14 Alan Modra <amodra@gmail.com>
30533 * reload.c (find_reloads_address_1): For pre/post-inc/dec
30534 with an invalid hard reg, reload just the reg not the entire
30535 pre/post-inc/dec address expression.
30537 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
30540 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
30541 fixed R1_REG scratch reg.
30542 (sibcall_value_pcrel_fdpic): Likewise.
30544 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
30548 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
30550 2016-02-12 Walter Lee <walt@tilera.com>
30552 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
30553 * config/tilegx/t-tilegx: Likewise.
30555 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30558 * diagnostic-show-locus.c (struct line_span): New struct.
30559 (layout::get_first_line): Delete.
30560 (layout::get_last_line): Delete.
30561 (layout::get_num_line_spans): New member function.
30562 (layout::get_line_span): Likewise.
30563 (layout::print_heading_for_line_span_index_p): Likewise.
30564 (layout::get_expanded_location): Likewise.
30565 (layout::calculate_line_spans): Likewise.
30566 (layout::m_first_line): Delete.
30567 (layout::m_last_line): Delete.
30568 (layout::m_line_spans): New field.
30569 (layout::layout): Update comment. Replace m_first_line and
30570 m_last_line with m_line_spans, replacing their initialization
30571 with a call to calculate_line_spans.
30572 (diagnostic_show_locus): When printing source lines and
30573 annotations, rather than looping over a single span
30574 of lines, instead loop over each line_span within
30575 the layout, with an inner loop over the lines within them.
30576 Call the context's start_span callback when changing line spans.
30577 * diagnostic.c (diagnostic_initialize): Initialize start_span.
30578 (diagnostic_build_prefix): Break out the building of the location
30579 part of the string into...
30580 (diagnostic_get_location_text): ...this new function, rewriting
30581 it from nested ternary expressions to a sequence of "if"
30583 (default_diagnostic_start_span_fn): New function.
30584 * diagnostic.h (diagnostic_start_span_fn): New typedef.
30585 (diagnostic_context::start_span): New field.
30586 (default_diagnostic_start_span_fn): New prototype.
30588 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30591 * gcc.c (driver::finalize): Fix cleanup of "specs".
30593 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30597 * gcc.c (driver::driver): Initialize m_option_suggestions.
30598 (driver::~driver): Clean up m_option_suggestions.
30599 (suggest_option): Convert to...
30600 (driver::suggest_option): ...this, and split out into
30601 driver::build_option_suggestions and find_closest_string.
30602 (driver::build_option_suggestions): New function, from
30603 first half of suggest_option. Special-case
30604 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
30605 the sanitizer_opts array. For options of enum types, add the
30606 various enum values to the candidate strings.
30607 (driver::handle_unrecognized_options): Remove "const".
30608 * gcc.h (driver::handle_unrecognized_options): Likewise.
30609 (driver::build_option_suggestions): New decl.
30610 (driver::suggest_option): New decl.
30611 (driver::m_option_suggestions): New field.
30612 * opts-common.c (add_misspelling_candidates): New function.
30613 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
30614 and make non-static.
30615 * opts.h (sanitizer_opts): New array decl.
30616 (add_misspelling_candidates): New function decl.
30617 * spellcheck.c (find_closest_string): New function.
30618 * spellcheck.h (find_closest_string): New function decl.
30620 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30622 PR rtl-optimization/69764
30623 PR rtl-optimization/69771
30624 * optabs.c (expand_binop_directly): For shift_optab_p, force
30625 convert_modes with VOIDmode if xop1 has VOIDmode.
30627 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
30630 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
30631 to correctly determine instrumentation thunks.
30633 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30636 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
30637 type by reference, force lhs on the call.
30640 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
30641 Compute retval and retbnd early in all cases if split_part_return_p
30642 and return_bb is not EXIT. Remove all clobber stmts and reset
30643 all debug stmts that refer to SSA_NAMEs defined in split part,
30644 except if it is retval, in that case replace the old retval with the
30645 lhs of the call to the split part.
30647 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30650 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30652 PR middle-end/66726
30653 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30654 whose result is used in PHI.
30655 (maybe_optimize_range_tests): Likewise.
30656 (final_range_test_p): Likweise.
30658 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30660 PR middle-end/66726
30661 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30662 whose result is used in PHI.
30663 (maybe_optimize_range_tests): Likewise.
30664 (final_range_test_p): Likweise.
30666 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30668 * cgraph.c: Spelling fixes - behaviour -> behavior and
30669 neighbour -> neighbor.
30670 * target.def: Likewise.
30671 * sel-sched.c: Likewise.
30672 * config/mips/mips.c: Likewise.
30673 * config/arc/arc.md: Likewise.
30674 * config/arm/cortex-a57.md: Likewise.
30675 * config/arm/arm.c: Likewise.
30676 * config/arm/neon.md: Likewise.
30677 * config/arm/arm-c.c: Likewise.
30678 * config/vms/vms-c.c: Likewise.
30679 * config/s390/s390.c: Likewise.
30680 * config/i386/znver1.md: Likewise.
30681 * config/i386/i386.c: Likewise.
30682 * config/ia64/hpux-unix2003.h: Likewise.
30683 * config/msp430/msp430.md: Likewise.
30684 * config/rx/rx.c: Likewise.
30685 * config/rx/rx.md: Likewise.
30686 * config/aarch64/aarch64-simd.md: Likewise.
30687 * config/aarch64/aarch64.c: Likewise.
30688 * config/nvptx/nvptx.c: Likewise.
30689 * config/bfin/bfin.c: Likewise.
30690 * config/cris/cris.opt: Likewise.
30691 * config/rs6000/rs6000.c: Likewise.
30692 * target.h: Likewise.
30693 * spellcheck.c: Likewise.
30694 * ira-build.c: Likewise.
30695 * tree-inline.c: Likewise.
30696 * builtins.c: Likewise.
30697 * lra-constraints.c: Likewise.
30698 * explow.c: Likewise.
30699 * hwint.h: Likewise.
30700 * targhooks.c: Likewise.
30701 * tree-vect-data-refs.c: Likewise.
30702 * expr.c: Likewise.
30703 * doc/tm.texi: Likewise.
30704 * doc/extend.texi: Likewise.
30705 * doc/install.texi: Likewise.
30706 * doc/md.texi: Likewise.
30707 * tree-ssa-tail-merge.c: Likewise.
30708 * sched-int.h: Likewise.
30709 * match.pd: Likewise.
30710 * sched-ebb.c: Likewise.
30711 * target.def (omit_struct_return_reg): Likewise.
30712 * gimple-ssa-isolate-paths.c: Likewise.
30713 (find_implicit_erroneous_behaviour): Renamed to...
30714 (find_implicit_erroneous_behavior): ... this.
30715 (find_explicit_erroneous_behaviour): Renamed to...
30716 (find_explicit_erroneous_behavior): ... this.
30717 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
30719 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
30721 PR rtl-optimization/64682
30722 PR rtl-optimization/69567
30723 PR rtl-optimization/69737
30724 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
30725 in I2 as well, just lose it.
30727 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30729 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
30731 (aarch64_last_printed_tune_string): Likewise.
30732 (aarch64_declare_function_name): Only output .arch assembler
30733 directive if it will be different from the previously output
30734 directive. Same for .tune comment but only if -dA is set.
30735 (aarch64_start_file): New function.
30736 (TARGET_ASM_FILE_START): Define.
30738 2016-02-11 David Malcolm <dmalcolm@redhat.com>
30741 * Makefile.in (PLUGIN_HEADERS): Add params.list.
30743 2016-02-11 Jakub Jelinek <jakub@redhat.com>
30746 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
30747 -Wmaybe-uninitialized warning.
30749 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
30752 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
30754 2016-02-11 Richard Biener <rguenther@suse.de>
30756 PR rtl-optimization/69291
30757 * ifcvt.c (noce_try_store_flag_constants): Do not allow
30758 subexpressions affected by changing the result.
30760 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
30763 * lra-constraints.c (curr_insn_transform): Find in/out operands
30764 for secondary memory moves. Update dups.
30766 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
30768 PR tree-optimization/69652
30769 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
30770 to nested loop, did source re-formatting, skip debug statements,
30771 add check on statement with volatile operand, remove dead scalar
30774 2016-02-10 Jakub Jelinek <jakub@redhat.com>
30775 Patrick Palka <ppalka@gcc.gnu.org>
30779 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
30780 calls if the return type is TREE_ADDRESSABLE.
30781 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
30782 * ipa-split.c (split_function): Fix doubled "we" in comment.
30783 Use void return type for the split part even if
30784 !split_point->split_part_set_retval.
30786 2016-02-10 Bin Cheng <bin.cheng@arm.com>
30788 PR tree-optimization/68021
30789 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
30790 when computing the value of biv cand by itself.
30792 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30794 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
30795 (cortexa57_tunings): Likewise.
30796 (cortexa72_tunings): Likewise.
30797 (arch_macro_fusion_pair_p): Add support for AES fusion.
30798 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
30799 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
30800 Allow virtual registers before reload so early scheduling works.
30801 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
30802 correct latency and pipeline.
30803 (cortex_a57_crypto_complex): Likewise.
30804 (cortex_a57_crypto_xor): Likewise.
30805 (define_bypass): Add AES bypass.
30807 2016-02-10 Richard Biener <rguenther@suse.de>
30809 PR tree-optimization/69726
30810 * passes.def: Add DCE pass before late uninit.
30811 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
30812 really fixup if-conversions job.
30814 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30816 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
30817 (arm_cortex_a57_tune): Likewise.
30818 (aarch_macro_fusion_pair_p): Add support for AES fusion.
30819 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
30821 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
30823 * timevar.def (TV_PHASE_DBGINFO): Delete.
30824 (TV_PHASE_CHECK_DBGINFO): Likewise.
30825 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
30827 2016-02-10 Richard Biener <rguenther@suse.de>
30829 PR tree-optimization/69719
30830 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30831 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
30833 2016-02-09 Andrew Pinski <apinski@cavium.com>
30836 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
30837 get_vcond_mask_icode returns false.
30839 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
30842 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
30843 an ADDIS that adds a pointer to a large constant that sets the
30844 upper16 bits with a load operation.
30846 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30849 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
30851 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
30853 (vzipq_s16): Likewise.
30854 (vzipq_s32): Likewise.
30855 (vzipq_f32): Likewise.
30856 (vzipq_u8): Likewise.
30857 (vzipq_u16): Likewise.
30858 (vzipq_u32): Likewise.
30859 (vzipq_p8): Likewise.
30860 (vzipq_p16): Likewise.
30862 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30865 * config/arm/arm.c (neon_endian_lane_map): New function.
30866 (neon_vector_pair_endian_lane_map): New function.
30867 (arm_evpc_neon_vuzp): Allow for big endian lane order.
30868 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
30870 (vuzpq_s16): Likewise.
30871 (vuzpq_s32): Likewise.
30872 (vuzpq_f32): Likewise.
30873 (vuzpq_u8): Likewise.
30874 (vuzpq_u16): Likewise.
30875 (vuzpq_u32): Likewise.
30876 (vuzpq_p8): Likewise.
30877 (vuzpq_p16): Likewise.
30879 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
30882 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
30885 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
30887 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
30888 truncate const_int operand 1 to QImode.
30890 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
30892 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
30893 corresponding to an abnormal edge.
30895 2016-02-09 Tom de Vries <tom@codesourcery.com>
30897 PR tree-optimization/69599
30898 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
30900 (find_func_aliases_for_builtin_call, find_func_clobbers)
30901 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
30904 2016-02-09 Richard Biener <rguenther@suse.de>
30906 PR tree-optimization/69715
30907 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
30908 LHS on calls as non-rewritable.
30910 2016-02-09 Tom de Vries <tom@codesourcery.com>
30913 * lto-wrapper.c (append_diag_options): New function.
30914 (compile_offload_image): Call append_diag_options.
30916 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
30919 * doc/extend.texi (Flag Output Operands): Correct sectioning.
30920 Minor copy-edit to fix verb tenses.
30922 2016-02-08 Jakub Jelinek <jakub@redhat.com>
30924 PR tree-optimization/69209
30925 * ipa-split.c (split_function): If split part is not
30926 returning retval, retval has gimple type but is not
30927 gimple value, force it into a SSA_NAME first.
30929 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
30931 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
30934 2016-02-08 Jason Merrill <jason@redhat.com>
30937 * convert.c (convert_to_integer_1): Check dofold on truncation
30939 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
30940 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
30941 Rename from *_nofold.
30942 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
30943 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
30945 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
30948 * tree.c (build_common_tree_nodes): Remove short_double argument.
30949 All callers changed.
30950 * tree.h (build_common_tree_nodes): Adjust declaration.
30951 * doc/invoke.texi (-fshort-double): Remove documentation.
30952 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
30953 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
30954 * lto-wrapper.c (merge_and_complain, append_compiler_options)
30955 (append_linker_options): Don't handle OPT_fshort_double.
30957 PR rtl-optimization/68730
30958 * lra-remat.c (insn_to_cand_activation): New static variable.
30959 (lra_remat): Allocate and free it.
30960 (create_cand): New arg activation. Initialize a field in
30961 insn_to_cand_activation if it is nonnull.
30962 (create_cands): Pass the activation insn to create_cand when making
30963 a candidate involving an output reload. Reorganize code a little.
30964 (do_remat): Keep track of active status of candidates in a separate
30967 2016-02-08 Richard Biener <rguenther@suse.de>
30969 PR tree-optimization/69719
30970 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30971 Properly use absolute of the difference of the two offsets to
30972 compare or adjust the segment length.
30974 2016-02-08 Richard Biener <rguenther@suse.de>
30975 Jeff Law <law@redhat.com>
30978 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
30979 types for anonymous SSA names.
30981 2016-02-08 Richard Biener <rguenther@suse.de>
30983 PR rtl-optimization/69274
30984 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
30986 2016-02-08 Jeff Law <law@redhat.com>
30988 PR tree-optimization/65917
30989 * tree-ssa-dom.c (record_temporary_equivalences): Record both
30990 equivalences from if (x == y) style conditionals.
30991 (loop_depth_of_name): Remove.
30992 (record_equality): Remove loop depth check.
30993 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
30994 (const_and_copies::record_const_or_copy_raw): New member function.
30995 * tree-ssa-scopedtables.c
30996 (const_and_copies::record_const_or_copy_raw): New, factored out of
30997 (const_and_copies::record_const_or_copy): Call new member function.
30999 2016-02-05 Jeff Law <law@redhat.com>
31001 PR tree-optimization/68541
31002 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
31003 (count_stmts_in_block): New function.
31004 (poor_ifcvt_candidate_code): Likewise.
31005 (is_feasible_trace): Add some heuristics to determine when path
31006 splitting is profitable.
31007 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
31008 is a diamond with a single exit.
31010 2016-02-05 Martin Sebor <msebor@redhat.com>
31013 * doc/invoke.texi: Update -Wplacement-new to take an optional
31016 2016-02-06 Richard Henderson <rth@redhat.com>
31019 * tree.c (tree_nop_conversion_p): Do not strip casts into or
31020 out of non-standard address spaces.
31022 2016-02-05 Jakub Jelinek <jakub@redhat.com>
31024 PR rtl-optimization/69691
31025 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
31027 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
31029 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
31030 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
31031 (*ieee128_mfvsrd_64bit): Likewise.
31032 (*ieee128_mfvsrd_32bit): Likewise.
31034 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
31038 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31040 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
31041 instrumented_version.
31043 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
31045 * doc/invoke.texi (Optimize Options): In table of --param options
31046 rename second occurrence of tracer-min-branch-ratio to
31047 tracer-min-branch-probability, rename
31048 tracer-min-branch-ratio-feedback to
31049 tracer-min-branch-probability-feedback and clarify description,
31050 rename sched-spec-state-edge-prob-cutoff to
31051 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
31052 to selsched-insns-to-rename, rename lto-minpartition to
31053 lto-min-partition, delete reorder-blocks-duplicate and
31054 reorder-blocks-duplicate-feedback.
31056 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31058 * config/s390/s390.c (s390_register_info_set_ranges): Remove
31061 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
31063 * doc/extend.texi: S/390: Correct some typos.
31065 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31067 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
31069 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31072 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
31073 (s390_register_info_gprtofpr): Use new macros above.
31074 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
31076 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
31077 its name. Adjust restore and save gpr ranges.
31078 (s390_register_info_set_ranges): New function.
31079 (s390_register_info): Use new macros above. Call
31080 s390_register_info_set_ranges.
31081 (s390_optimize_register_info): Likewise.
31082 (s390_hard_regno_rename_ok): Use new macros.
31083 (s390_hard_regno_scratch_ok): Likewise.
31084 (s390_emit_epilogue): Likewise.
31085 (s390_can_use_return_insn): Likewise.
31086 (s390_optimize_prologue): Likewise.
31087 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
31089 2016-02-05 Jakub Jelinek <jakub@redhat.com>
31092 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
31094 (ix86_option_override_internal): Disable TARGET_STV even for
31095 -m{incoming,preferred}-stack-boundary=3.
31097 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
31099 * config.gcc: Mark deprecated rtems targets as obsolete.
31101 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
31103 PR rtl-optimization/64682
31104 PR rtl-optimization/69567
31105 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
31106 before I2 only if the register is both used and set in I2.
31108 2016-02-04 DJ Delorie <dj@redhat.com>
31110 * config/msp430/msp430.c (msp430_start_function): Add function type.
31112 2016-02-04 Jakub Jelinek <jakub@redhat.com>
31115 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
31117 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
31119 PR rtl-optimization/69577
31121 2015-10-29 Richard Henderson <rth@redhat.com>
31125 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
31126 sse check to the exact conditions of PR 67609.
31128 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
31131 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
31132 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
31133 not allowed into the traditional Altivec registers.
31134 (movtd_64bit_nodm): Likewise.
31135 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
31137 2016-02-04 David Malcolm <dmalcolm@redhat.com>
31139 * config/aarch64/cortex-a57-fma-steering.c
31140 (aarch64_register_fma_steering): Remove "static" from arguments
31143 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
31146 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
31147 twice when complex.
31149 2016-02-04 Mike Frysinger <vapier@gentoo.org>
31151 * doc/invoke.texi: Delete -mno-fma4.
31153 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
31155 PR rtl-optimization/69577
31156 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
31157 (find_subregs_of_mode): Update accordingly. Iterate over partial
31160 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
31162 * config/arm/arm-protos.h (neon_reinterpret): Remove.
31163 * config/arm/arm.c (neon_reinterpret): Remove.
31164 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
31165 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
31166 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
31167 vreinterpretti): Remove.
31168 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
31169 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
31170 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
31171 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
31172 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
31173 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
31174 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
31175 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
31176 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
31177 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
31178 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
31179 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
31180 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
31181 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
31182 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
31183 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
31184 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
31185 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
31186 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
31187 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
31188 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
31189 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
31190 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
31191 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
31192 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
31193 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
31194 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
31195 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
31196 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
31197 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
31198 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
31199 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
31200 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
31201 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
31202 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
31203 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
31204 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
31205 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
31206 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
31207 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
31208 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
31209 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
31210 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
31211 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
31212 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
31213 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
31214 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
31215 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
31216 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
31217 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
31218 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
31219 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
31220 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
31221 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
31222 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
31223 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
31224 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
31225 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
31226 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
31227 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
31228 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
31229 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
31230 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
31231 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
31232 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
31233 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
31234 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
31235 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
31236 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
31237 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
31238 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
31239 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
31240 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
31241 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
31242 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
31243 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
31244 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
31245 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
31246 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
31247 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
31248 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
31249 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
31250 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
31251 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
31252 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
31253 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
31254 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
31255 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
31256 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
31257 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
31258 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
31259 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
31260 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
31261 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
31262 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
31263 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
31264 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
31265 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
31266 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
31267 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
31268 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
31269 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
31270 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
31272 2016-02-04 Martin Liska <mliska@suse.cz>
31275 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
31276 that are gimple_store_p.
31277 (maybe_instrument_call): Likewise.
31279 2016-02-04 Bin Cheng <bin.cheng@arm.com>
31281 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
31282 register scaling out of memory reference and comment why.
31284 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31288 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
31289 folding the source of a SET.
31291 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31295 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
31296 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
31298 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
31302 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
31305 2016-02-04 Christian Bruel <christian.bruel@st.com>
31307 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
31308 * config/arm/arm.c (arm_set_current_function): Likewise.
31310 2016-02-04 Jakub Jelinek <jakub@redhat.com>
31311 Ilya Enkovich <enkovich.gnu@gmail.com>
31312 H.J. Lu <hongjiu.lu@intel.com>
31315 * config/i386/i386.c (convert_scalars_to_vector): Remove
31316 stack alignment fixes.
31317 (ix86_option_override_internal): Disable TARGET_STV if stack
31318 might not be aligned enough.
31319 (ix86_minimum_alignment): Assert that TARGET_STV is false.
31321 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
31323 * config/i386/x86-tune.def: Disable default prefetching
31326 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
31327 Vladimir Makarov <vmakarov@redhat.com>
31330 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
31331 in validating fused toc addresses.
31333 2016-02-03 Jakub Jelinek <jakub@redhat.com>
31336 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
31337 range->m_caret fields if range->m_show_caret_p is false.
31340 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
31341 Force oldval into register if it does not satisfy reg_or_short_operand
31342 predicate. Fix up formatting.
31344 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
31345 Alexandre Oliva <aoliva@redhat.com>
31348 * lra-constraints.c (simplify_operand_subreg): Check additionally
31349 address validity after potential reloading.
31350 (process_address_1): Check insns validity. In case of failure do
31353 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
31356 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
31359 2016-02-02 Jakub Jelinek <jakub@redhat.com>
31361 * wide-int.cc (canonize_uhwi): New function.
31362 (wi::divmod_internal): Use it.
31364 2016-02-02 James Norris <jnorris@codesourcery.com>
31366 * gimplify.c (omp_notice_variable): Add usage check.
31368 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
31370 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
31371 like LE, GE, LT, GT when emitting relational operator.
31373 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
31375 * ira-costs.c (find_costs_and_classes): Add extra argument.
31376 * target.def (ira_change_pseudo_allocno_class): Add parameter.
31377 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
31378 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
31379 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
31380 Add best_class parameter, and return it if not ALL_REGS.
31381 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
31383 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
31384 Update target hook.
31386 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
31388 * config/aarch64/aarch64.c
31389 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
31390 (aarch64_ira_change_pseudo_allocno_class): New function.
31392 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
31395 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
31397 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
31399 * config/avr/avr.c (avr_option_override): Set
31400 PARAM_ALLOW_STORE_DATA_RACES to 1.
31402 2016-02-02 Richard Biener <rguenther@suse.de>
31404 PR tree-optimization/69595
31405 * match.pd: Add range test simplifications to true/false.
31407 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
31409 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
31410 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
31413 2016-02-02 Richard Biener <rguenther@suse.de>
31415 PR tree-optimization/69606
31416 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
31417 info on the result before moving a stmt.
31419 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
31421 PR middle-end/68542
31422 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
31423 branch with vector comparison.
31424 * config/i386/sse.md (VI48_AVX): New mode iterator.
31425 (define_expand "cbranch<mode>4): Add support for conditional branch
31426 with vector comparison.
31427 * tree-vect-loop.c (optimize_mask_stores): New function.
31428 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
31429 has_mask_store field of vect_info.
31430 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
31431 vectorized loops having masked stores after vec_info destroy.
31432 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
31433 correspondent macros.
31434 (optimize_mask_stores): Add prototype.
31436 2016-02-02 Alan Modra <amodra@gmail.com>
31439 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
31442 2016-02-02 Alan Modra <amodra@gmail.com>
31445 * config/rs6000/rs6000.c (need_toc_init): New var, set it
31446 whenever toc_label_name used.
31447 (rs6000_file_start): Don't set up toc section here,
31448 (rs6000_output_function_epilogue): do so here instead,
31449 (rs6000_xcoff_file_start): and here.
31450 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
31451 (load_toc_aix_di): Likewise.
31453 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31455 PR rtl-optimization/69592
31456 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
31457 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
31458 (num_sign_bit_copies_binary_arith_p): New inline function.
31459 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
31461 2016-02-01 Jeff Law <law@redhat.com>
31463 PR tree-optimization/69580
31464 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
31465 * tree-ssa-threadbackward.c
31466 (fsm_find_control_statement_thread_paths): Do not try to walk
31467 through large PHI nodes.
31469 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31471 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
31472 when count is incremented above limit, don't analyze further
31475 * omp-low.c (oacc_parse_default_dims): Avoid
31476 -Wsign-compare warning, make sure value fits into int
31477 rather than just unsigned int.
31479 2016-02-01 Bin Cheng <bin.cheng@arm.com>
31481 PR tree-optimization/67921
31482 * fold-const.c (split_tree): New parameters. Convert pointer
31483 type variable part to proper type before negating.
31484 (fold_binary_loc): Pass new arguments to split_tree.
31486 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
31488 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
31489 (nvptx_goacc_validate_dims): Extend to handle global defaults.
31490 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
31491 * doc/tm.texti: Rebuilt.
31492 * doc/invoke.texi (fopenacc-dim): Document.
31493 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
31494 (append_compiler_options): Likewise.
31495 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
31496 (oacc_parse_default_dims): New.
31497 (oacc_validate_dims): Add USED arg. Select non-unity default when
31499 (oacc_loop_fixed_partitions): Return mask of used partitions.
31500 (oacc_loop_auto_partitions): Emit dump info.
31501 (oacc_loop_partition): Return mask of used partitions.
31502 (execute_oacc_device_lower): Parse default dimension arg. Adjust
31503 loop partitioning and validation calls.
31505 2016-02-01 Richard Biener <rguenther@suse.de>
31507 PR middle-end/69556
31508 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
31510 2016-02-01 Richard Biener <rguenther@suse.de>
31512 PR tree-optimization/69574
31513 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
31514 of asserting return chrec_dont_know.
31516 2016-02-01 Martin Liska <mliska@suse.cz>
31518 * mem-stats-traits.h: Add copyright header.
31519 * mem-stats.h: Likewise.
31521 2016-02-01 Richard Biener <rguenther@suse.de>
31523 PR tree-optimization/69579
31524 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
31525 Do not propagate through abnormal PHI results.
31527 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
31529 * postreload.c (reload_cse_simplify): Remove dead code.
31531 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31533 PR rtl-optimization/69570
31534 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
31535 if there is more than one set, not if there is a single set.
31537 2016-02-01 Richard Henderson <rth@redhat.com>
31540 * combine.c (make_compound_operation): When looking through a
31541 subreg, make sure to re-extend to the width of the outer mode.
31543 2016-01-30 Jakub Jelinek <jakub@redhat.com>
31545 PR tree-optimization/69546
31546 * wide-int.cc (wi::divmod_internal): For unsigned division
31547 where both operands fit into uhwi, if o1 is 1 and o0 has
31548 msb set, if divident_prec is larger than bits per hwi,
31549 clear another quotient word and return 2 instead of 1.
31550 Similarly for remainder with msb in HWI set, if dividend_prec
31551 is larger than bits per hwi.
31553 2016-01-29 Martin Jambor <mjambor@suse.cz>
31555 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
31556 Use short lowercase names.
31557 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
31558 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
31559 acq_rel one. Protect warning agains segfaults if
31560 get_memory_order_name returns NULL.
31561 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
31562 with release semantics. Do not warn if get_memory_order already did.
31563 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
31564 semantics. Fix check for relaxed or acquire semantics. Do not warn
31565 if get_memory_order already did.
31567 2016-01-29 Sebastian Pop <s.pop@samsung.com>
31569 * doc/install.texi: Document that isl-0.16 is supported.
31571 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
31574 * config/i386/constraints.md (Bm): Describe as special memory
31576 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
31577 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31578 * genpreds.c (struct constraint_data): Add is_special_memory.
31579 (have_special_memory_constraints, special_memory_start): New
31581 (special_memory_end): Ditto.
31582 (add_constraint): Add new arg is_special_memory. Add code to
31583 process its true value. Update have_special_memory_constraints.
31584 (process_define_constraint): Pass the new arg.
31585 (process_define_register_constraint): Ditto.
31586 (choose_enum_order): Process special memory.
31587 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
31588 function insn_extra_special_memory_constraint.
31589 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31590 * gensupport.c (process_rtx): Process
31591 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31592 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
31593 * ira-lives.c (single_reg_class): Use
31594 insn_extra_special_memory_constraint.
31595 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
31596 * lra-constraints.c (process_alt_operands): Ditto.
31597 (curr_insn_transform): Use insn_extra_special_memory_constraint.
31598 * recog.c (asm_operand_ok, preprocess_constraints): Process
31600 * reload.c (find_reloads): Ditto.
31601 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
31602 * stmt.c (parse_input_constraint): Use
31603 insn_extra_special_memory_constraint.
31605 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31608 * lra-splill.c (lra_final_code_change): Revert r229087 by
31609 removing all sub-registers.
31611 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
31614 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
31616 2016-01-29 Jakub Jelinek <jakub@redhat.com>
31619 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
31620 SSE1, copy target into the temporary reg first before recursing
31623 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31625 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
31628 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31630 * ginclude/stdarg.h: Test __cplusplus instead of
31631 __GXX_EXPERIMENTAL_CXX0X__.
31633 2016-01-29 Richard Biener <rguenther@suse.de>
31635 PR tree-optimization/69547
31636 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
31637 Do not mark clobbers necessary.
31638 (mark_all_reaching_defs_necessary_1): Likewise.
31640 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31642 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
31643 declaration name with %qs and print it in both error messages.
31644 Also fix indentation.
31646 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31649 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
31650 trailing blank line from error message.
31652 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31655 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
31658 2016-01-29 Richard Biener <rguenther@suse.de>
31660 PR middle-end/69537
31661 * match.pd: Allow all integral types when simplifying a
31662 widening or sign-changing conversion.
31664 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31666 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
31667 back to setting codegen_error to fail codegen.
31669 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
31672 * config/i386/constraints.md (C): Only accept constant zero operand.
31673 (BC): New constraint.
31674 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
31675 instead of C constraint.
31676 * doc/md.texi (Machine Constraints): Update description
31679 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
31682 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
31684 2016-01-28 Jakub Jelinek <jakub@redhat.com>
31686 PR middle-end/69542
31687 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
31690 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
31692 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
31693 branches if using guessed profile.
31695 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
31697 * graphite-optimize-isl.c (optimize_isl): Fix dump.
31699 2016-01-28 Richard Henderson <rth@redhat.com>
31702 * config/aarch64/aarch64-modes.def (CC_Cmode): New
31703 * config/aarch64/aarch64-protos.h: Update.
31704 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
31705 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
31706 (aarch64_get_condition_code_1): Handle CC_Cmode.
31707 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
31708 (*add<mode>3_compareC_cconly_imm): New.
31709 (*add<mode>3_compareC_cconly): New.
31710 (*add<mode>3_compareC_imm): New.
31711 (add<mode>3_compareC): New.
31712 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
31713 to be first. Use aarch64_carry_operation.
31714 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
31715 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
31716 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
31717 (subti3): Use subdi3_compare1.
31718 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
31719 (sub<mode>3_compare1): New.
31720 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
31721 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
31722 (*subsi3_carryin_uxtw): Likewise.
31723 (*ngc<mode>, *ngcsi_uxtw): Likewise.
31724 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
31725 * config/aarch64/iterators.md (DWI): New.
31726 * config/aarch64/predicates.md (aarch64_carry_operation): New.
31727 (aarch64_borrow_operation): New.
31729 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31731 * graphite-optimize-isl.c (optimize_isl): Print a different debug
31732 message when isl does not return a valid schedule.
31734 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31736 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
31737 Remove comments from class declarations: they are already in the code
31740 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31742 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
31744 (ternary_op_to_tree): Same.
31745 (unary_op_to_tree): Same.
31746 (nary_op_to_tree): Same.
31747 (gcc_expression_from_isl_expr_op): Same.
31748 (gcc_expression_from_isl_expression): Same.
31749 (graphite_create_new_loop): Same.
31750 (graphite_create_new_loop_guard): Same.
31751 (build_iv_mapping): Same.
31752 (graphite_create_new_guard): Same.
31753 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
31754 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
31756 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31758 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
31759 instead of setting codegen_error to fail codegen.
31761 2016-01-28 Jason Merrill <jason@redhat.com>
31763 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
31765 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31767 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
31768 Remove CONST_INT_P check in CCMP cost calculation.
31770 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31772 * config/aarch64/aarch64.c (generic_vector_cost):
31773 Set vec_permute_cost.
31774 (cortexa57_vector_cost): Likewise.
31775 (exynosm1_vector_cost): Likewise.
31776 (xgene1_vector_cost): Likewise.
31777 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
31778 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
31779 Add vec_permute_cost entry.
31781 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31783 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
31785 (add<mode>3_compare0): Likewise.
31786 (addsi3_compare0_uxtw): Likewise.
31787 (add<mode>3nr_compare0): Likewise.
31788 (compare_neg<mode>): Likewise.
31789 (<optab><mode>3): Likewise.
31791 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
31793 * tree-vect-stmts.c (vectorizable_comparison): Add
31794 NULL check for vectype.
31796 2016-01-28 Richard Biener <rguenther@suse.de>
31798 PR tree-optimization/69466
31799 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
31800 Account for PHIs we couldn't duplicate.
31802 2016-01-28 Martin Liska <mliska@suse.cz>
31805 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
31806 instead of ENABLE_VALGRIND_CHECKING.
31808 2016-01-27 Richard Henderson <rth@redhat.com>
31811 * lra-remat.c (subreg_regs): New.
31812 (dump_candidates_and_remat_bb_data): Dump it.
31813 (operand_to_remat): Reject if operand in subreg_regs.
31814 (set_bb_regs): Collect subreg_regs.
31815 (lra_remat): Init and free subreg_regs. Compute
31816 calculate_local_reg_remat_bb_data before create_cands.
31818 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
31821 * config/i386/i386.c (ix86_update_stack_boundary): Don't
31822 change stack_alignment_needed for __tls_get_addr call.
31824 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
31826 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
31828 2016-01-27 Jeff Law <law@redhat.com>
31830 PR tree-optimization/68398
31831 PR tree-optimization/69196
31832 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
31833 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
31834 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31835 Only count PHIs in the last block in the path. The others will
31836 const/copy propagate away. Add heuristic to allow more irreducible
31837 subloops to be created when it is likely profitable to do so.
31839 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31840 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
31841 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
31843 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31846 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
31847 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
31848 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
31849 * tree-streamer-in.c: Include asan.h.
31850 (streamer_get_builtin_tree): For builtins in sanitizer
31851 range call initialize_sanitizer_builtins and retry.
31853 2016-01-27 Ian Lance Taylor <iant@google.com>
31855 * common.opt (fkeep-gc-roots-live): New undocumented option.
31856 * tree-ssa-loop-ivopts.c (add_candidate_1): If
31857 -fkeep-gc-roots-live, skip pointers.
31858 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
31861 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
31864 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
31865 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
31867 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
31870 * configure.ac: NetBSD provides SSP in its C library.
31871 * configure: Updated.
31873 2016-01-27 Richard Biener <rguenther@suse.de>
31875 PR tree-optimization/69166
31876 * tree-vect-loop.c (vect_is_simple_reduction): Always check
31877 reduction code for commutativity / associativity.
31879 2016-01-27 Martin Jambor <mjambor@suse.cz>
31881 PR tree-optimization/69355
31882 * tree-sra.c (analyze_access_subtree): Correct hole detection when
31883 total_scalarization fails.
31885 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
31887 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
31890 2016-01-27 Christian Bruel <christian.bruel@st.com>
31893 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
31894 Move arm_reset_previous_fndecl and set_target_option_current_node in
31895 the conditional part. Call save_restore_target_globals.
31896 * config/arm/arm.c (arm_set_current_function):
31897 Refactor to better support #pragma target and attribute mix.
31898 Call save_restore_target_globals.
31899 * config/arm/arm-protos.h (save_restore_target_globals): New function.
31901 2016-01-27 Martin Liska <mliska@suse.cz>
31903 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
31904 reference for an HSA kernel and its host function.
31906 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31908 PR tree-optimization/69399
31909 * wide-int.h (wi::lrshift): For larger precisions, only
31910 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
31912 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
31914 * config/arc/predicates.md (proper_comparison_operator): Reject
31915 constant-constant comparison.
31917 2016-01-26 Tom de Vries <tom@codesourcery.com>
31919 PR tree-optimization/69110
31920 * tree-data-ref.c (initialize_data_dependence_relation): Handle
31921 DR_NUM_DIMENSIONS == 0.
31923 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31924 Sebastian Pop <s.pop@samsung.com>
31926 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
31927 isl_ast_op_cond and isl_ast_op_select.
31928 (gcc_expression_from_isl_expr_op): Same.
31930 2016-01-26 Jason Merrill <jason@redhat.com>
31933 * tree.c (recompute_constructor_flags): Split out from
31935 (verify_constructor_flags): New.
31936 * tree.h: Declare them.
31938 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
31940 PR rtl-optimization/69217
31941 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
31942 are no TYPE_FIELDS set for the record type.
31944 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31947 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
31948 toc_label_name unconditionally.
31949 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
31950 SYMBOL_REF string. Use toc_label_name instead of constructing
31952 (rs6000_elf_declare_function_name): Use toc_label_name instead of
31953 constructing LCTOC1.
31955 2016-01-26 Martin Sebor <msebor@redhat.com>
31958 * doc/extend.texi (Common Type Attributes): Move text that talks about
31959 attribute packed from attribute aligned to the section discussing
31960 the former attribute for clarity.
31962 2016-01-26 Richard Henderson <rth@redhat.com>
31964 PR middle-end/60908
31965 * trans-mem.c (tm_region_init): Mark entry block as visited.
31967 2016-01-26 David Malcolm <dmalcolm@redhat.com>
31970 * diagnostic-show-locus.c (layout::print_source_line): Replace
31971 call to pp_newline with call to layout::print_newline.
31972 (layout::print_annotation_line): Likewise.
31973 (layout::move_to_column): Likewise.
31974 (layout::print_any_fixits): After printing any fixits, print a
31975 trailing newline, if necessary.
31976 (layout::print_newline): New method, resetting any colorization
31978 (diagnostic_show_locus): Move the pp_newline to before the
31979 early bailout. Remove dummy block enclosing the layout instance.
31980 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
31981 of pp_newline_and_flush with pp_flush.
31982 (diagnostic_append_note): Delete use of pp_newline.
31983 (diagnostic_append_note_at_rich_loc): Delete.
31984 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
31985 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
31986 when newline characters are added to the buffer.
31988 2016-01-26 Michael Matz <matz@suse.de>
31990 * configure.ac (ac_cv_std_swap_in_utility): New test.
31991 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
31992 * configure: Regenerate.
31993 * config.in: Regenerate.
31995 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
31997 * config/arc/arc.md (cstoresi4): Force operand into register.
31998 (arcset<code>): Fix predicate.
31999 (arcsetltu): Likewise.
32000 (arcsetgeu): Likewise.
32001 (arcsethi): Likewise.
32002 (arcsetls): Likewise.
32004 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32006 PR tree-optimization/69483
32007 * gimple-fold.c (canonicalize_constructor_val): Return NULL
32008 if base has error_mark_node type.
32010 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
32013 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
32014 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
32016 (vget_lane_f16): Handle big-endian.
32017 (vgetq_lane_f16): Likewise.
32018 (vset_lane_f16): Likewise.
32019 (vsetq_lane_f16): Likewise.
32020 * config/arm/iterators.md (VQXMOV): Add V8HF.
32021 (VDQ): Add V4HF and V8HF.
32022 (V_reg): Handle V4HF and V8HF.
32023 (Is_float_mode): Likewise.
32024 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
32025 neon_vdup_nv8hf): New patterns.
32026 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
32027 Use VD_LANE iterator.
32028 (neon_vld1_dup<mode>): Use VQ2 iterator.
32030 2016-01-26 Nathan Sidwell <nathan@acm.org>
32032 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
32033 (set_oacc_fn_attrib): Add IS_KERNEL arg.
32034 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
32035 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
32036 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
32037 (oacc_validate_dims): Add LEVEL arg, don't return level.
32038 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
32039 oacc_validate_dims.
32040 (execute_oacc_device_lower): Adjust, add more dump output.
32041 * tree-ssa-loop.c (gate_oacc_kernels): Use
32042 oacc_fn_attrib_kernels_p.
32043 * tree-parloops.c (create_parallel_loop): Adjust
32044 set_oacc_fn_attrib call.
32046 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32049 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
32050 (append_compiler_options): Handle -fcilkplus.
32051 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
32053 2016-01-26 Nick Clifton <nickc@redhat.com>
32056 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
32057 been marked as DECL_ONE_ONLY but we do not the means to make it
32058 so, then do not allow it to bind locally.
32060 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32063 * opts.h (parse_sanitizer_options): New prototype.
32064 * opts.c (sanitizer_opts): New array.
32065 (parse_sanitizer_options): New function.
32066 (common_handle_option): Use parse_sanitizer_options.
32068 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
32071 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
32072 alignment adjustment to ...
32073 (ix86_update_stack_boundary): Here. Don't over-align stack for
32075 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
32076 if __tls_get_addr is called.
32078 2016-01-26 Christian Bruel <christian.bruel@st.com>
32080 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
32082 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
32084 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
32086 2016-01-26 Richard Biener <rguenther@suse.de>
32088 PR middle-end/69467
32089 * match.pd: Guard X * CST CMP 0 pattern with single_use.
32091 2016-01-26 Richard Biener <rguenther@suse.de>
32093 PR tree-optimization/69452
32094 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
32095 (move_computations_dom_walker::before_dom_children): Rename
32097 (move_computations_worker): This.
32098 (move_computations): Perform an RPO rather than a DOM walk.
32100 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32103 * combine.c (combine_instructions): For REG_EQUAL note with
32104 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
32105 to the underlying register.
32106 * doc/rtl.texi (REG_EQUAL): Document the behavior of
32107 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
32109 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
32112 * config/aarch64/aarch64-builtins.c
32113 (aarch64_init_simd_builtin_types): Do not set structural
32114 equality to __Poly{8,16,64,128}_t types.
32116 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
32118 PR tree-optimization/69400
32119 * wide-int.cc (wi_pack): Take the precision as argument and
32120 perform canonicalization here rather than in the callers.
32121 Use the main loop to handle all full-width HWIs. Add a
32122 zero HWI if in_len isn't a full result.
32123 (wi::divmod_internal): Update accordingly.
32124 (wi::mul_internal): Likewise. Simplify.
32126 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
32127 Sebastian Pop <s.pop@samsung.com>
32129 * graphite-poly.c (apply_poly_transforms): Simplify.
32130 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
32131 (print_isl_map): Same.
32132 (print_isl_union_map): Same.
32133 (print_isl_schedule): New.
32134 (debug_isl_schedule): New.
32135 * graphite-dependences.c (scop_get_reads): Do not call
32136 isl_union_map_add_map that is undocumented isl functionality.
32137 (scop_get_must_writes): Same.
32138 (scop_get_may_writes): Same.
32139 (scop_get_original_schedule): Remove.
32140 (scop_get_dependences): Do not call isl_union_map_compute_flow that
32141 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
32142 (compute_deps): Remove.
32143 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
32144 (debug_schedule_ast): New.
32145 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
32146 set_separate_option.
32147 (graphite_regenerate_ast_isl): Add dump.
32148 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
32149 from scop->transformed_schedule.
32150 (graphite_regenerate_ast_isl): Add more dump.
32151 * graphite-optimize-isl.c (optimize_isl): Set
32152 scop->transformed_schedule. Check whether schedules are equal.
32153 (apply_poly_transforms): Move here.
32154 * graphite-poly.c (apply_poly_transforms): ... from here.
32155 (free_poly_bb): Static.
32156 (free_scop): Static.
32157 (pbb_number_of_iterations_at_time): Remove.
32158 (print_isl_ast): New.
32159 (debug_isl_ast): New.
32160 (debug_scop_pbb): New.
32161 * graphite-scop-detection.c (print_edge): Move.
32162 (print_sese): Move.
32163 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
32164 (build_scop_scattering): Remove.
32165 (create_pw_aff_from_tree): Assert instead of bailing out.
32166 (add_condition_to_pbb): Remove unused code, do not fail.
32167 (add_conditions_to_domain): Same.
32168 (add_conditions_to_constraints): Remove.
32169 (build_scop_context): New.
32170 (add_iter_domain_dimension): New.
32171 (build_iteration_domains): Initialize pbb->iterators.
32172 Call add_conditions_to_domain.
32175 (index_outermost_in_loop): New.
32176 (index_pbb_in_loop): New.
32177 (outermost_pbb_in): New.
32178 (add_in_sequence): New.
32179 (add_outer_projection): New.
32180 (outer_projection_mupa): New.
32181 (add_loop_schedule): New.
32182 (build_schedule_pbb): New.
32183 (build_schedule_loop): New.
32184 (embed_in_surrounding_loops): New.
32185 (build_schedule_loop_nest): New.
32186 (build_original_schedule): New.
32187 (build_poly_scop): Call build_original_schedule.
32188 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
32189 (free_poly_dr): Remove.
32190 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
32191 (free_poly_bb): Remove.
32192 (debug_loop_vec): Remove.
32193 (print_isl_ast): Declare.
32194 (debug_isl_ast): Declare.
32195 (scop_do_interchange): Remove.
32196 (scop_do_strip_mine): Remove.
32197 (scop_do_block): Remove.
32198 (flatten_all_loops): Remove.
32199 (optimize_isl): Remove.
32200 (pbb_number_of_iterations_at_time): Remove.
32201 (debug_scop_pbb): Declare.
32202 (print_schedule_ast): Declare.
32203 (debug_schedule_ast): Declare.
32204 (struct scop): Remove schedule. Add original_schedule,
32205 transformed_schedule.
32206 (free_gimple_poly_bb): Remove.
32207 (print_generated_program): Remove.
32208 (debug_generated_program): Remove.
32209 (unify_scattering_dimensions): Remove.
32210 * sese.c (print_edge): ... here.
32211 (print_sese): ... here.
32212 (debug_edge): ... here.
32213 (debug_sese): ... here.
32214 * sese.h (print_edge): Declare.
32215 (print_sese): Declare.
32216 (dump_edge): Declare.
32217 (dump_sese): Declare.
32219 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
32220 Sebastian Pop <s.pop@samsung.com>
32222 * Makefile.in: Set ISLVER in site.exp.
32224 2016-01-25 Jakub Jelinek <jakub@redhat.com>
32226 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
32227 DECL_VALUE_EXPR of new_var even for the non-array case. Look
32228 through DECL_VALUE_EXPR for expansion.
32230 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
32232 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
32233 the frame info after reload completed.
32235 2016-01-25 Jeff Law <law@redhat.com>
32237 PR tree-optimization/69196
32238 PR tree-optimization/68398
32239 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
32240 tree-ssa-threadupdate.c.
32241 (determine_bb_domination_status): Prototype
32242 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
32243 (determine_bb_domination_status): No longer static.
32244 (valid_jump_thread_path): Remove code to detect characteristics
32245 of the jump thread path not associated with correctness.
32246 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
32247 Correct test for thread path length. Count PHIs for real operands as
32248 statements that need to be copied. Do not count ASSERT_EXPRs.
32249 Look at all the blocks in the thread path. Compute and selectively
32250 filter thread paths based on threading through the latch, threading
32251 a multiway branch or crossing a multiway branch.
32253 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32255 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
32256 decl with __attribute__ ((unused)) annotation.
32258 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
32261 * tree-vect-stmts.c (vectorizable_condition): Check vectype
32262 of operands is compatible with a statement vectype.
32264 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
32266 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
32267 improve wording for mixed storage order support.
32269 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
32271 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
32272 (vcvt_u64_f64): Likewise.
32273 (vcvta_s64_f64): Likewise.
32274 (vcvta_u64_f64): Likewise.
32275 (vcvtm_s64_f64): Likewise.
32276 (vcvtm_u64_f64): Likewise.
32277 (vcvtn_s64_f64): Likewise.
32278 (vcvtn_u64_f64): Likewise.
32279 (vcvtp_s64_f64): Likewise.
32280 (vcvtp_u64_f64): Likewise.
32282 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
32284 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
32285 (arc_init): Check validity mll64 option.
32286 (arc_save_restore): Use double load/store instruction.
32287 (arc_expand_movmem): Likewise.
32288 (arc_split_move): Don't split if we have double load/store
32289 instructions. Returns a boolean.
32290 (arc_process_double_reg_moves): Change function to return boolean
32291 instead of a sequence of instructions.
32292 (arc_dwarf_register_span): New function.
32293 * config/arc/arc-protos.h (arc_split_move): Change prototype.
32294 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
32295 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
32296 (*movdf_insn): Likewise.
32297 * config/arc/arc.opt (mll64): New option.
32298 * config/arc/predicates.md (even_register_operand): New predicate.
32299 * doc/invoke.texi (ARC Options): Add mll64 documentation.
32301 2016-01-25 Richard Biener <rguenther@suse.de>
32304 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
32305 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
32307 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
32309 2016-01-25 Richard Biener <rguenther@suse.de>
32311 PR tree-optimization/69376
32312 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
32314 (VN_INFO_ANTI_RANGE_P): New inline.
32315 (VN_INFO_RANGE_TYPE): Likewise.
32316 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
32317 SSA_NAME_ANTI_RANGE_P.
32318 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
32319 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32320 Properly query VN_INFO_RANGE_TYPE.
32322 2016-01-25 Nick Clifton <nickc@redhat.com>
32325 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
32327 2016-01-23 Tom de Vries <tom@codesourcery.com>
32329 PR tree-optimization/69426
32330 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
32333 2016-01-23 Jakub Jelinek <jakub@redhat.com>
32335 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
32336 "the the" with "the" in the comments.
32337 * ipa-devirt.c (build_type_inheritance_graph,
32338 update_type_inheritance_graph): Likewise.
32339 * tree.c (build_function_type_list_1): Likewise.
32340 * cfgloopmanip.c (scale_loop_profile): Likewise.
32341 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
32342 * gimple-ssa-split-paths.c
32343 (find_block_to_duplicate_for_splitting_paths): Likewise.
32344 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
32345 * expr.c (convert_move): Likewise.
32346 * var-tracking.c (vt_stack_adjustments): Likewise.
32347 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
32348 * tree-vrp.c (test_for_singularity): Likewise.
32350 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
32351 directly instead of building a temporary tree.
32354 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
32355 remove <algorithm> include.
32357 2016-01-22 Jakub Jelinek <jakub@redhat.com>
32360 * config/i386/i386.c: Include dojump.h.
32361 (expand_small_movmem_or_setmem,
32362 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
32364 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
32365 if dynamic_check != -1.
32367 2016-01-21 Jeff Law <law@redhat.com>
32369 PR middle-end/69347
32370 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
32371 record_temporary_equivalences. Rewritten to avoid unnecessary calls
32372 into dominated_by_p.
32373 (cprop_into_successor_phis): Avoid unnecessary tests.
32375 2016-01-22 Richard Henderson <rth@redhat.com>
32378 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
32379 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
32381 2016-01-22 Michael Matz <matz@suse.de>
32383 * system.h (string, algorithm): Include only conditionally.
32384 (new): Include always under C++.
32385 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
32386 * final.c (toplevel): Ditto.
32387 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
32388 * genconditions.c (write_header): Make gencondmd.c define
32390 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
32392 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
32393 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
32395 2016-01-22 Christian Bruel <christian.bruel@st.com>
32398 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
32400 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32403 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
32404 define_insn_and_split. Ensure operands[1] and operands[0] do not
32405 get assigned the same register.
32407 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
32409 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
32411 2016-01-22 Christian Bruel <christian.bruel@st.com>
32413 * config/arm/arm-c.c (arm_pragma_target_parse):
32414 Remove warn_builtin_macro_redefined overwrite.
32416 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
32418 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
32419 flag_non_call_exceptions compatibility.
32421 2016-01-22 Jakub Jelinek <jakub@redhat.com>
32424 * dwarf2out.c (add_child_die_after): New function.
32425 (dwarf_qual_info_t): New type.
32426 (dwarf_qual_info): New variable.
32427 (qualified_die_p): New function.
32428 (modified_type_die): For -fdebug-types-section, ensure
32429 canonical order of qualifiers. Put qualified DIEs adjacent
32430 to the corresponding non-qualified type DIE and search there
32431 for existing qualified DIEs.
32433 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
32435 * doc/extend.texi (scalar_storage_order type attribute): Document
32436 restriction on type punning and aliasing, and remove future tense.
32438 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
32441 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
32444 2016-01-21 Jeff Law <law@redhat.com>
32446 PR middle-end/69347
32447 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
32448 useless call to record_temporary_equivalences.
32449 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
32450 allocate 10 slots in the bb_path vector and let it grow as needed.
32451 (fsm_find_control_statement_thread_paths): Similarly for the next_path
32454 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
32456 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
32458 * configure: Regenerate.
32460 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
32462 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
32463 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
32465 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
32467 PR middle-end/66178
32468 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
32469 drop EXPAND_INITIALIZER.
32470 * rtl.h (contains_symbolic_reference_p): Declare.
32471 * rtlanal.c (contains_symbolic_reference_p): New function.
32472 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
32473 a subtraction into a NOT if symbolic constants are involved.
32475 2016-01-21 Anton Blanchard <anton@samba.org>
32476 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32479 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
32481 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
32484 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
32486 * config/microblaze/microblaze.c
32487 (get_branch_target): New.
32488 (insert_wic_for_ilb_runout): New.
32490 (microblaze_machine_dependent_reorg): New.
32491 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
32492 * config/microblaze/microblaze.md
32493 (UNSPEC_IPREFETCH): Define.
32494 (iprefetch): New pattern
32495 * config/microblaze/microblaze.opt
32496 (mxl-prefetch): New flag.
32498 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
32500 * config/microblaze/microblaze.h
32501 (FIXED_REGISTERS): Update in macro.
32502 (CALL_USED_REGISTERS): Update in macro.
32504 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
32506 PR rtl-optimization/68920
32507 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
32510 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
32512 PR rtl-optimization/68990
32513 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
32514 pseudo instead of inheritance ones.
32516 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
32517 Nick Clifton <nickc@redhat.com>
32521 * config/mips/mips.c (mips_compute_frame_info): Initialise
32522 args_size and hard_frame_pointer_offset fields of the frame
32523 structure before calling mips_global_pointer.
32525 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
32527 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
32529 * configure: Regenerate.
32531 2016-01-21 Richard Biener <rguenther@suse.de>
32533 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
32535 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
32537 * config/s390/s390.c (s390_asm_declare_function_size): Add code
32538 to actually emit the .size directive.
32540 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
32541 Jakub Jelinek <jakub@redhat.com>
32545 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
32546 args array size by one to avoid buffer overflow.
32548 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
32550 * config/s390/s390.md (pool_section_start): Use switch_to_section
32551 to select proper read-only data section instead of hardcoding
32553 (pool_section_end): Use switch_to_section to match the above.
32555 2016-01-21 Richard Biener <rguenther@suse.de>
32557 PR tree-optimization/69378
32558 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
32559 (set_ssa_val_to): Use it for dominance checks taking into
32560 account not executable edges.
32562 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32565 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
32566 for bitsize instead of GET_MODE_PRECISION (mode).
32568 2016-01-20 Martin Sebor <msebor@redhat.com>
32571 * extend.texi (__sync Builtins): Clarify the semantics of
32572 __sync_fetch_and_OP built-ins on pointers.
32573 (__atomic Builtins): Same.
32575 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32576 Sebastian Pop <s.pop@samsung.com>
32578 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
32579 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
32580 (is_valid_rename): Same.
32581 (translate_isl_ast_to_gimple::get_rename): Same.
32582 (translate_isl_ast_to_gimple::rename_all_uses): Same.
32583 (translate_isl_ast_to_gimple::rename_uses): Same.
32584 (get_new_name): Check for close_phi nodes.
32585 (copy_loop_phi_args): Use phi_node_kind.
32586 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
32587 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
32589 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32590 Sebastian Pop <s.pop@samsung.com>
32592 Revert commit r229783.
32593 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
32594 Remove use of parameter_rename_map.
32595 (copy_def): Remove.
32596 (copy_internal_parameters): Remove.
32597 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
32598 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
32599 (free_sese_info): Do not free parameter_rename_map.
32600 (set_rename): Do not use parameter_rename_map.
32601 (rename_uses): Update call to set_rename.
32602 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
32603 * sese.h (parameter_rename_map_t): Remove.
32604 (struct sese_info_t): Remove field parameter_rename_map.
32606 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32607 Sebastian Pop <s.pop@samsung.com>
32609 * graphite-isl-ast-to-gimple.c: Fix comment.
32610 * graphite-scop-detection.c (defined_in_loop_p): New.
32611 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
32612 names defined in loop.
32614 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32615 Sebastian Pop <s.pop@samsung.com>
32617 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
32618 Discard unstructured if-then-else regions.
32620 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32621 Sebastian Pop <s.pop@samsung.com>
32623 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
32624 (cleanup_loop_iter_dom): Remove.
32625 (build_loop_iteration_domains): Remove.
32626 (build_scop_context): Remove.
32627 (build_scop_iteration_domain): Remove.
32628 (add_loop_constraints): New.
32629 (build_iteration_domains): New.
32630 (build_poly_scop): Call build_iteration_domains.
32632 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32633 Sebastian Pop <s.pop@samsung.com>
32635 * graphite-scop-detection.c
32636 (scop_detection::harmful_loop_in_region): Free dom and loops.
32637 (scop_detection::loop_body_is_valid_scop): Free bbs.
32639 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32640 Sebastian Pop <s.pop@samsung.com>
32642 * graphite-scop-detection.c (record_loop_in_sese): New.
32643 (gather_bbs::before_dom_children): Call record_loop_in_sese.
32644 (build_scops): Remove call to build_sese_loop_nests.
32645 * sese.c (sese_record_loop): Remove.
32646 (build_sese_loop_nests): Remove.
32647 (new_sese_info): Remove region->loops.
32648 (free_sese_info): Same.
32649 * sese.h (sese_contains_loop): Same.
32650 (build_sese_loop_nests): Remove.
32651 (sese_contains_loop): Remove.
32653 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32654 Sebastian Pop <s.pop@samsung.com>
32656 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
32657 loop_is_valid_in_scop.
32658 (scop_detection::harmful_stmt_in_region): Renamed
32659 harmful_loop_in_region.
32660 Call loop_is_valid_in_scop.
32662 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32663 Sebastian Pop <s.pop@samsung.com>
32665 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
32668 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32669 Sebastian Pop <s.pop@samsung.com>
32671 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
32672 * graphite.h (struct poly_bb): Remove field is_reduction.
32673 (PBB_IS_REDUCTION): Remove.
32675 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32676 Sebastian Pop <s.pop@samsung.com>
32678 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
32679 (add_pdr_constraints): Same.
32680 (scop_get_reads): Same.
32681 (scop_get_must_writes): Same.
32682 (scop_get_may_writes): Same.
32683 (scop_get_original_schedule): Same.
32684 (extend_schedule): Same.
32685 (apply_schedule_on_deps): Same.
32686 (carries_deps): Same.
32687 (compute_deps): Same.
32688 (scop_get_dependences): Same.
32689 * graphite-isl-ast-to-gimple.c
32690 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
32691 * graphite-optimize-isl.c (get_schedule_for_band): Same.
32692 (get_schedule_for_band_list): Same.
32693 (get_schedule_map): Same.
32694 (apply_schedule_map_to_scop): Same.
32695 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
32696 (build_loop_iteration_domains): Same.
32697 (add_condition_to_pbb): Same.
32698 (add_param_constraints): Same.
32699 (pdr_add_memory_accesses): Same.
32700 (pdr_add_data_dimensions): Same.
32702 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32704 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
32707 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32709 * common.opt (feliminate-dwarf2-dups): Replace references to
32710 "DWARF 2" with just "DWARF".
32711 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
32712 * doc/extend.texi: Likewise.
32713 * doc/cpp.texi: Likewise.
32714 * doc/invoke.texi: Likewise.
32715 (Option Summary): Add -gdwarf to list of Debugging Options.
32716 (Debugging Options): Document -gdwarf.
32717 * doc/contrib.texi: Spell "DWARF" like that.
32719 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32721 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
32722 warning. Fix up formatting.
32724 PR middle-end/67653
32725 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
32726 attempt to mark memory input operand addressable and
32727 call prepare_gimple_addressable in that case. Don't adjust
32728 input_location for diagnostics, use error_at instead.
32730 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
32732 * config/rs6000/ppc-auxv.h: New file.
32733 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
32734 (cpu_is): Likewise.
32735 (cpu_supports): Likewise.
32736 * config/rs6000/rs6000.c: include "ppc-auxv.h".
32737 (cpu_is_info): New variable.
32738 (cpu_supports_info): Likewise.
32739 (tcb_verification_symbol): Likewise.
32740 (cpu_builtin_p): Likewise.
32741 (cpu_expand_builtin): New function.
32742 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
32743 (rs6000_init_builtins): Likewise.
32744 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
32745 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
32746 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
32747 * configure: Regenerate.
32748 * config.in: Likewise.
32749 * doc/extend.texi (PowerPC Built-in Functions): Document
32750 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
32752 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
32755 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
32757 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
32760 2016-01-20 Richard Henderson <rth@redhat.com>
32766 * tree.c (tm_define_builtin): New.
32767 (find_tm_vector_type): New.
32768 (build_tm_vector_builtins): New.
32769 (build_common_builtin_nodes): Call it.
32771 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
32773 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
32774 (arm_fp_ok): Likewise.
32775 (arm_fp): Likewise.
32776 (arm_crypto): Likewise.
32778 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
32779 Richard Biener <rguenther@suse.de>
32781 PR tree-optimization/69328
32782 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
32783 vectors have same number of elements.
32784 (vectorizable_condition): Fix masked version recognition.
32786 2016-01-20 Richard Biener <rguenther@suse.de>
32788 PR tree-optimization/69345
32789 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
32790 (VN_INFO_PTR_INFO): Likewise.
32791 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
32792 info when it is equal between non-dominating SSA names.
32793 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32794 Make sure to look at original SSA infos.
32796 2016-01-20 Jeff Law <law@redhat.com>
32799 * config/m68k/predicates.md (pow2_m1_operand): New predicate
32801 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
32802 (pc_or_label_operand): New predicate.
32803 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
32804 tests for small integers that are 2^n - 1.
32806 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
32808 * doc/invoke.texi (Options Summary): Add '.' after @xref.
32810 2016-01-19 Jeff Law <law@redhat.com>
32812 PR middle-end/69347
32813 * tree-ssa-threadbackwards.c
32814 (fsm_find_control_statement_thread_paths): Do not try to lookup
32815 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
32817 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
32819 * doc/lto.texi: Remove text that says only Gold has linker plugin
32822 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
32824 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
32825 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
32826 the DIE accordingly.
32827 (modified_type_die): Add REVERSE parameter and pass it recursively,
32828 as well as to base_type_die. Adjust presence check accordingly.
32829 (base_type_for_mode): Adjust call to modified_type_die.
32830 (add_type_attribute): Add REVERSE parameter and pass it to
32832 (generic_parameter_die): Adjust call to add_type_attribute.
32833 (add_scalar_info): Likewise.
32834 (add_subscript_info): Likewise.
32835 (gen_array_type_die): Likewise.
32836 (gen_descr_array_type_die): Likewise.
32837 (gen_entry_point_die): Likewise.
32838 (gen_enumeration_type_die): Likewise.
32839 (gen_formal_parameter_die): Likewise.
32840 (gen_subprogram_die): Likewise.
32841 (gen_variable_die ): Likewise.
32842 (gen_const_die): Likewise.
32843 (gen_field_die): Likewise.
32844 (gen_pointer_type_die): Likewise.
32845 (gen_reference_type_die): Likewise.
32846 (gen_ptr_to_mbr_type_die): Likewise.
32847 (gen_inheritance_die): Likewise.
32848 (gen_subroutine_type_die): Likewise.
32849 (gen_typedef_die): Likewise.
32850 (force_type_die): Adjust call to modified_type_die.
32852 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
32854 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
32855 flow throughout the file. Fix broken link to Objective-C 2.0
32857 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
32860 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32862 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
32864 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32867 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
32868 (maybe_record_node): Record cxa_pure_virtual as the only possible
32869 target if there are not ohter candidates.
32870 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
32872 2016-01-19 Richard Biener <rguenther@suse.de>
32874 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
32875 (get_memory_order): Likewise.
32877 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
32879 * tree-vect-stmts.c (vectorizable_store): Check
32882 2016-01-19 David Malcolm <dmalcolm@redhat.com>
32885 * gcc.c (driver::decode_argv): Add call to
32886 init_opts_obstack before init_options_struct.
32887 * opts.c (init_opts_obstack): Remove idempotency.
32888 (init_options_struct): Replace call to init_opts_obstack
32889 with a gcc_assert to verify that it has already been called.
32890 * toplev.c (toplev::main): Add call to init_opts_obstack before
32891 calls to init_options_struct.
32892 (toplev::finalize): Move cleanup of opts_obstack next to
32893 cleanup of save_decoded_options, clearing the latter, and
32894 save_decoded_options_count.
32896 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32899 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
32900 attribute to unconditional. Remove %? from output template.
32902 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32903 Jiong Wang <jiong.wang@arm.com>
32905 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
32906 generated from different expand order.
32908 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32910 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
32911 Add support for CCMP costing.
32913 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32915 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
32916 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
32917 (fccmpe<mode>): Likewise.
32918 (fcmp): Rename to fcmp and globalize pattern.
32920 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
32921 (aarch64_gen_ccmp_next): Add FP support.
32923 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32925 * target.def (gen_ccmp_first): Update documentation.
32926 (gen_ccmp_next): Likewise.
32927 * doc/tm.texi (gen_ccmp_first): Update documentation.
32928 (gen_ccmp_next): Likewise.
32929 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
32930 expand_ccmp_expr_1. Improve comments.
32931 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
32932 (ccmp_ior<mode>): Remove pattern.
32933 (cmp<mode>): Remove expand.
32934 (cmp): Globalize pattern.
32935 (cstorecc4): Use cc_register.
32936 (mov<mode>cc): Remove ccmp_cc_register check.
32937 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
32938 Simplify after removal of CC_DNE/* modes.
32939 (aarch64_ccmp_mode_to_code): Remove.
32940 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
32941 In 'k' case use integer as condition.
32942 (aarch64_nzcv_codes): Remove inverted cases.
32943 (aarch64_code_to_ccmode): Remove.
32944 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
32945 comparison with CC register to be used in folowing CCMP/branch/CSEL.
32946 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
32947 pattern. Return the comparison with CC register. Invert conditions
32948 when bitcode is OR.
32949 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
32950 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
32952 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32954 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
32955 instrumented_version.
32957 2016-01-19 Richard Biener <rguenther@suse.de>
32959 PR tree-optimization/69336
32960 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
32961 handled components with get_ref_base_and_extent.
32962 (equal_mem_array_ref_p): Adjust.
32964 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32967 * shrink-wrap.c: Include valtrack.h.
32968 (move_insn_for_shrink_wrap): Add DEBUG argument. If
32969 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
32970 in between insn and where it will be moved to. Call
32971 dead_debug_insert_temp.
32972 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
32973 first and dead_debug_local_finish at the end.
32974 For uses and defs bitmap, handle all regs in between REGNO and
32975 END_REGNO, not just the first one.
32977 2016-01-19 Richard Biener <rguenther@suse.de>
32979 PR tree-optimization/69352
32980 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
32981 (equal_mem_array_ref_p): Constrain size and max size properly.
32982 Compare the reverse flag.
32984 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
32986 * ira.c (ira): Update regstat data if we deleted insns.
32988 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32990 PR rtl-optimization/68955
32991 PR rtl-optimization/64557
32992 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
32993 here. Fix up formatting.
32994 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
32996 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32999 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
33000 assume that the node has body.
33001 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
33004 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33006 * lto-streamer-out.c (lto_output): Do not stream instrumentation
33009 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33011 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
33012 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
33014 2016-01-19 Martin Jambor <mjambor@suse.cz>
33015 Martin Liska <mliska@suse.cz>
33016 Michael Matz <matz@suse.de>
33018 * Makefile.in (OBJS): Add new source files.
33019 (GTFILES): Add hsa.c.
33020 * common.opt (disable_hsa): New variable.
33021 (-Whsa): New warning.
33022 * config.in (ENABLE_HSA): New.
33023 * configure.ac: Treat hsa differently from other accelerators.
33024 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
33025 $enable_offloading.
33026 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
33027 * doc/install.texi (Configuration): Document --with-hsa-runtime,
33028 --with-hsa-runtime-include, --with-hsa-runtime-lib and
33029 --with-hsa-kmt-lib.
33030 * doc/invoke.texi (-Whsa): Document.
33031 (hsa-gen-debug-stores): Likewise.
33032 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
33033 to invoke offload compiler for hsa acclerator.
33034 * opts.c (common_handle_option): Determine whether HSA offloading
33035 should be performed.
33036 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
33037 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
33038 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
33039 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
33040 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
33041 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
33042 GF_OMP_FOR_KIND_GRID_LOOP.
33043 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
33044 (pp_gimple_stmt_1): Likewise.
33045 * gimple-walk.c (walk_gimple_stmt): Likewise.
33046 * gimple.c (gimple_build_omp_grid_body): New function.
33047 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
33048 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
33049 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
33050 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
33051 GF_OMP_TEAMS_GRID_PHONY.
33052 (gimple_statement_omp_single_layout): Updated comments.
33053 (gimple_build_omp_grid_body): New function.
33054 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
33055 (gimple_omp_for_grid_phony): New function.
33056 (gimple_omp_for_set_grid_phony): Likewise.
33057 (gimple_omp_parallel_grid_phony): Likewise.
33058 (gimple_omp_parallel_set_grid_phony): Likewise.
33059 (gimple_omp_teams_grid_phony): Likewise.
33060 (gimple_omp_teams_set_grid_phony): Likewise.
33061 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
33062 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
33063 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
33064 (BUILT_IN_GOMP_TARGET): Updated type.
33065 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
33066 (adjust_for_condition): New function.
33067 (get_omp_for_step_from_incr): Likewise.
33068 (extract_omp_for_data): Moved parts to adjust_for_condition and
33069 get_omp_for_step_from_incr.
33070 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
33071 (fixup_child_record_type): Bail out if receiver_decl is NULL.
33072 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
33073 (scan_omp_parallel): Do not create child functions for phony
33075 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
33076 (scan_omp_1_op): Checking assert we are not remapping to
33077 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
33078 (parallel_needs_hsa_kernel_p): New function.
33079 (expand_parallel_call): Register apprpriate parallel child
33080 functions as HSA kernels.
33081 (grid_launch_attributes_trees): New type.
33082 (grid_attr_trees): New variable.
33083 (grid_create_kernel_launch_attr_types): New function.
33084 (grid_insert_store_range_dim): Likewise.
33085 (grid_get_kernel_launch_attributes): Likewise.
33086 (get_target_argument_identifier_1): Likewise.
33087 (get_target_argument_identifier): Likewise.
33088 (get_target_argument_value): Likewise.
33089 (push_target_argument_according_to_value): Likewise.
33090 (get_target_arguments): Likewise.
33091 (expand_omp_target): Call get_target_arguments instead of looking
33092 up for teams and thread limit.
33093 (grid_expand_omp_for_loop): New function.
33094 (grid_arg_decl_map): New type.
33095 (grid_remap_kernel_arg_accesses): New function.
33096 (grid_expand_target_kernel_body): New function.
33097 (expand_omp): Call it.
33098 (lower_omp_for): Do not emit phony constructs.
33099 (lower_omp_taskreg): Do not emit phony constructs but create for them
33100 a temporary variable receiver_decl.
33101 (lower_omp_taskreg): Do not emit phony constructs.
33102 (lower_omp_teams): Likewise.
33103 (lower_omp_grid_body): New function.
33104 (lower_omp_1): Call it.
33105 (grid_reg_assignment_to_local_var_p): New function.
33106 (grid_seq_only_contains_local_assignments): Likewise.
33107 (grid_find_single_omp_among_assignments_1): Likewise.
33108 (grid_find_single_omp_among_assignments): Likewise.
33109 (grid_find_ungridifiable_statement): Likewise.
33110 (grid_target_follows_gridifiable_pattern): Likewise.
33111 (grid_remap_prebody_decls): Likewise.
33112 (grid_copy_leading_local_assignments): Likewise.
33113 (grid_process_kernel_body_copy): Likewise.
33114 (grid_attempt_target_gridification): Likewise.
33115 (grid_gridify_all_targets_stmt): Likewise.
33116 (grid_gridify_all_targets): Likewise.
33117 (execute_lower_omp): Call grid_gridify_all_targets.
33118 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
33119 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
33120 (tree_omp_clause): Added union field dimension.
33121 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
33122 * tree.c (omp_clause_num_ops): Added number of arguments of
33123 OMP_CLAUSE__GRIDDIM_.
33124 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
33125 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
33126 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
33127 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
33128 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
33129 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
33130 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
33131 * tree-pass.h (make_pass_gen_hsail): Declare.
33132 (make_pass_ipa_hsa): Likewise.
33133 * ipa-hsa.c: New file.
33134 * lto-section-in.c (lto_section_name): Add hsa section name.
33135 * lto-streamer.h (lto_section_type): Add hsa section.
33136 * timevar.def (TV_IPA_HSA): New.
33137 * hsa-brig-format.h: New file.
33138 * hsa-brig.c: New file.
33139 * hsa-dump.c: Likewise.
33140 * hsa-gen.c: Likewise.
33143 * toplev.c (compile_file): Call hsa_output_brig.
33144 * hsa-regalloc.c: New file.
33146 2016-01-18 Jeff Law <law@redhat.com>
33148 PR tree-optimization/69320
33149 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
33150 ranged object, do nothing if the RHS constant is not [0..1].
33151 (optimize_stmt): Comparing a boolean ranged object against a
33152 constant outside [0..1] results in a compile-time constant.
33154 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
33157 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
33159 * doc/invoke.texi (Invoking GCC): Add new section to menu.
33160 (Option Summary): Update to reflect new section and moved options.
33161 (C++ Dialect Options): Move -fstats to new section.
33162 (Debugging Options): Move all dump, statistics, and other GCC
33163 developer options to new section. Rewrite section introduction
33164 and re-order remaining options to put the more basic ones first.
33165 (Optimization Options): Move -fira-verbose and -flto-report* to
33167 (Developer Options): New section incorporating moved options.
33168 * doc/cppopts.texi (-dM): Update cross-reference.
33170 2016-01-18 Richard Henderson <rth@redhat.com>
33173 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
33174 operands to pseudo only if CSE is expected. Split long immediate
33175 operands only after reload, and for the stack pointer.
33176 (*add<GPI>3_pluslong): Remove.
33177 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
33178 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
33179 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
33180 (*add<GPI>3 peepholes): New.
33181 (*add<GPI>3 splitters): New.
33182 * config/aarch64/constraints.md (Upl): New.
33183 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
33185 2016-01-18 Richard Biener <rguenther@suse.de>
33187 PR tree-optimization/69297
33188 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
33190 (vect_bb_vectorization_profitable_p): Clear visited flag again.
33192 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
33194 PR middle-end/68542
33195 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
33196 of mixind vector and scalar types.
33197 (fold_relational_const): Add handling of vector
33198 comparison with boolean result.
33199 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
33200 comparison of vector operands with boolean result for EQ/NE only.
33201 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
33202 (verify_gimple_cond): Likewise.
33203 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
33206 2016-01-18 Joseph Myers <joseph@codesourcery.com>
33208 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
33211 2016-01-18 Richard Biener <rguenther@suse.de>
33213 PR middle-end/69308
33214 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
33216 2016-01-18 Tom de Vries <tom@codesourcery.com>
33218 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
33220 2016-01-18 Tom de Vries <tom@codesourcery.com>
33222 * omp-low.c (set_oacc_fn_attrib): Make extern.
33223 * omp-low.h (set_oacc_fn_attrib): Declare.
33224 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
33225 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
33226 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
33227 Add and handle function parameter oacc_kernels_p.
33228 (find_reduc_addr, get_omp_data_i_param): New function.
33229 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
33230 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
33231 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
33232 Calculate dominance info. Skip loops that are not in a kernels region
33233 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
33234 (pass_parallelize_loops::execute): Call parallelize_loops with
33235 oacc_kernels_p argument.
33236 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
33237 New member function.
33238 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
33239 * passes.def: Add argument to pass_parallelize_loops instantation.
33241 2016-01-18 Tom de Vries <tom@codesourcery.com>
33243 * tree-parloops.c (pass_parallelize_loops::execute): Allow
33244 pass_parallelize_loops to be run outside the loop pipeline.
33246 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33248 * tree-scalar-evolution.c (follow_copies_to_constant): New.
33249 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
33251 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33254 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
33255 using get_ref_base_and_extent.
33256 (equal_mem_array_ref_p): New.
33257 (hashable_expr_equal_p): Add call to previous.
33259 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33262 * tree-sra.c (disqualified_constants, constant_decl_p): New.
33263 (sra_initialize): Allocate disqualified_constants.
33264 (sra_deinitialize): Free disqualified_constants.
33265 (disqualify_candidate): Update disqualified_constants when appropriate.
33266 (create_access): Scan for constant-pool entries as we go along.
33267 (scalarizable_type_p): Add check against type_contains_placeholder_p.
33268 (maybe_add_sra_candidate): Allow constant-pool entries.
33269 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
33270 (initialize_constant_pool_replacements): New.
33271 (sra_modify_assign): Avoid mangling assignments created by previous,
33272 and don't generate writes into constant pool.
33273 (sra_modify_function_body): Call initialize_constant_pool_replacements.
33275 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
33277 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
33278 andnot instruction.
33279 (scalar_chain::convert_op): Likewise.
33280 * config/i386/i386.md (*andndi3_doubleword): New.
33282 2016-01-18 Richard Biener <rguenther@suse.de>
33284 PR tree-optimization/69170
33285 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
33286 building a vector from scalar results of a pattern stmt.
33288 2016-01-18 Jakub Jelinek <jakub@redhat.com>
33290 * haifa-sched.c (autopref_multipass_init): Work around
33291 -Wmaybe-uninitialized warning.
33293 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
33295 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
33296 against the constant 0.
33298 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33300 PR tree-optimization/68799
33301 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
33302 look up phi candidates in the statement-candidate map.
33303 (phi_add_costs): Likewise.
33304 (record_phi_increments): Likewise.
33305 (phi_incr_cost): Likewise.
33306 (ncd_with_phi): Likewise.
33307 (all_phi_incrs_profitable): Likewise.
33309 2016-01-17 Jakub Jelinek <jakub@redhat.com>
33311 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
33312 -Wmaybe-uninitialized warning.
33314 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
33316 * doc/invoke.texi (Invoking GCC): Add new section to menu.
33317 (Option Summary): Update to reflect new section and moved options.
33318 (C++ Dialect Options): Move -fvtable-verify and related options.
33319 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
33320 and profiling-related options.
33321 (Optimization Options): Move profile generation options and
33322 -fstack-protector and related options.
33323 (Instrumentation Options): New section incorporating moved options.
33324 (Code Generation Options): Move -finstrument-functions and
33325 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
33327 2016-01-16 Tom de Vries <tom@codesourcery.com>
33329 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
33331 2016-01-16 Tom de Vries <tom@codesourcery.com>
33333 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
33335 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
33337 * hash-table.h (hash_table::empty): Turn into an inline wrapper
33338 that checks whether the table is already empty. Rename the
33339 original implementation to...
33340 (hash_table::empty_slot): ...this new private function.
33342 2016-01-15 David Malcolm <dmalcolm@redhat.com>
33344 PR diagnostic/68899
33345 * diagnostic-show-locus.c (layout::print_source_line): Move x
33346 offset of line until after call to
33347 get_line_width_without_trailing_whitespace.
33349 2016-01-15 Jeff Law <law@redhat.com>
33351 PR tree-optimization/69270
33352 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
33353 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
33354 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
33355 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
33356 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
33357 ssa_name_has_boolean_range and constant_boolean_node.
33359 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
33361 PR rtl-optimization/69030
33362 * lra-spills.c (remove_pseudos): Check nrefs and make the function
33364 (spill_pseudos): Delete debug insn for dead pseudo.
33365 (lra_spill): Initiate spill_hard_reg and slots memory separately.
33367 2016-01-15 Jiong Wang <jiong.wang@arm.com>
33369 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
33371 (TYPES_UNOPUS): Likewise.
33372 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
33373 builtin type, from UNOP to UNOPUS.
33374 (lbtruncuv4sf): Likewise.
33375 (lbtruncuv2df): Likewise.
33376 (lrounduv2sf): Likewise.
33377 (lrounduv4sf): Likewise.
33378 (lrounduv2df): Likewise.
33379 (lroundusf): Likewise.
33380 (lroundusf): Likewise.
33381 (lceiluv2sf): Likewise.
33382 (lceiluv4sf): Likewise.
33383 (lceiluv2df): Likewise.
33384 (lceilusf): Likewise.
33385 (lceiludf): Likewise.
33386 (lflooruv2sf): Likewise.
33387 (lflooruv4sf): Likewise.
33388 (lflooruv2df): Likewise.
33389 (lfloorusf): Likewise.
33390 (lfloorudf): Likewise.
33391 (lfrintnuv2sf): Likewise.
33392 (lfrintnuv4sf): Likewise.
33393 (lfrintnuv2df): Likewise.
33394 (lfrintnusf): Likewise.
33395 (lfrintnudf): Likewise.
33396 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
33398 (vcvtq_u32_f32): Likewise.
33399 (vcvtq_u64_f64): Likewise.
33400 (vcvta_u32_f32): Likewise.
33401 (vcvtaq_u32_f32): Likewise.
33402 (vcvtaq_u64_f64): Likewise.
33403 (vcvtm_u32_f32): Likewise.
33404 (vcvtmq_u32_f32): Likewise.
33405 (vcvtmq_u64_f64): Likewise.
33406 (vcvtn_u32_f32): Likwise.
33407 (vcvtnq_u32_f32): Likewise.
33408 (vcvtnq_u64_f64): Likewise.
33409 (vcvtp_u32_f32): Likewise.
33410 (vcvtpq_u32_f32): Likewise.
33411 (vcvtpq_u64_f64): Likewise.
33412 (vcvtmd_u64_f64): Likewise.
33413 (vcvtms_u32_f32): Likewise.
33414 (vcvtad_u64_f64): Likewise.
33415 (vcvtas_u32_f32): Likewise.
33416 (vcvtnd_u64_f64): Likewise.
33417 (vcvtns_u32_f32): Likewise.
33418 (vcvtpd_u64_f64): Likewise.
33419 (vcvtps_u32_f32): Likewise.
33421 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33423 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
33424 CSEL of zero_extended registers.
33426 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33428 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
33429 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
33431 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33433 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
33434 false when argument string is not found in the attributes table
33437 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
33440 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
33441 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
33442 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
33443 precision estimate.
33445 2016-01-15 Richard Biener <rguenther@suse.de>
33447 PR tree-optimization/66856
33448 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
33449 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
33450 (vect_create_new_slp_node): Increment stmt reference count.
33451 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
33452 an SLP tree before swapping operands.
33453 (vect_build_slp_tree): Likewise.
33454 (destroy_bb_vec_info): Free stmt info after SLP instances.
33455 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
33456 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
33457 (STMT_VINFO_NUM_SLP_USES): New macro.
33459 2016-01-15 Richard Biener <rguenther@suse.de>
33462 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
33463 (add_linkage_name): ... here.
33464 (gen_typedef_die): Use add_linkage_name_raw instead of
33465 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
33468 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
33470 * gimplify.c (oacc_default_clause): Decode reference and pointer
33471 types for both kernels and parallel regions.
33473 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
33475 PR middle-end/69246
33476 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
33478 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
33480 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
33481 (convert_scalars_to_vector): Likewise.
33483 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
33485 * doc/extend.texi (Type Traits): Fix grammar.
33487 2016-01-15 Martin Jambor <mjambor@suse.cz>
33489 * tree-inline.c (remap_decl): Use existing dclarations if
33490 remapping a type and prevent_decl_creation_for_types.
33491 (replace_locals_stmt): Do an initial remapping of non-VLA typed
33492 decls first. Do real remapping with
33493 prevent_decl_creation_for_types set.
33494 * tree-inline.h (copy_body_data): New field
33495 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
33498 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
33500 * config/s390/s390.opt (mmvcle): More verbose help text.
33502 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
33504 * config/s390/s390.opt: Add period to -mzvector option text.
33506 2016-01-15 Richard Biener <rguenther@suse.de>
33508 PR tree-optimization/68961
33509 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
33510 of invariants in stores again.
33512 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
33514 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
33516 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
33518 * config/i386/i386.c (ix86_expand_branch): Don't split
33519 DI mode xor instruction to SI mode.
33521 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
33524 * ipa-icf.c (sem_function::merge): Virtual functions may become
33525 reachable even if they address is not taken and there are no
33528 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
33530 * lto-streamer-out.c (subtract_estimated_size): New function.
33531 (get_symbol_initial_value): Use it.
33533 2016-01-15 Christian Bruel <christian.bruel@st.com>
33536 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
33537 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
33538 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
33539 use add_builtin_function_ext_scope instead of add_builtin_function.
33540 (neon_set_p, neon_crypto_set_p): Remove.
33541 (arm_init_builtins): Always call arm_init_neon_builtins and
33542 arm_init_crypto_builtins.
33543 (arm_expand_builtin): Check that builtins are allowed for the arch.
33544 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
33545 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
33546 arm_init_neon_builtins call.
33548 2016-01-15 Richard Biener <rguenther@suse.de>
33550 PR tree-optimization/69117
33551 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
33552 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
33553 of the leader conservatively.
33554 (free_scc_vn): Restore original SSA name infos.
33556 2016-01-14 Jeff Law <law@redhat.com>
33558 PR tree-optimization/69270
33559 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
33560 single bit of precision, verify it's also unsigned.
33561 (record_edge_info): Use constant_boolean_node rather than fold_convert
33562 to convert boolean_true/boolean_false to the right type.
33564 2016-01-14 Richard Henderson <rth@redhat.com>
33567 * loop-doloop.c (record_reg_sets): New.
33568 (doloop_optimize): Reject the transform if the sequence
33569 clobbers registers live at the end of the loop block.
33570 (doloop_optimize_loops): Enable df_live if needed.
33572 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
33574 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
33575 * config/rs6000/rs6000.c: Likewise.
33576 * config/rs6000/rs6000.h: Likewise.
33577 * config/rs6000/rs6000.md: Likewise.
33578 * doc/extend.texi: Likewsie.
33580 2016-01-14 Jeff Law <law@redhat.com>
33582 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
33585 2016-01-14 Richard Henderson <rth@redhat.com>
33589 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
33590 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
33591 instead of builtin_decl_declared_p to test for declaration.
33593 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
33595 * doc/loop.texi (Loop Analysis and Representation): Document
33596 loop_depth function.
33598 2016-01-14 Tom de Vries <tom@codesourcery.com>
33600 PR tree-optimization/68773
33601 * omp-low.c (expand_omp_target): Don't set force_output.
33602 * varpool.c (varpool_node::get_create): Same.
33603 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
33604 offload_funcs with force_output.
33606 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33609 * lra-eliminations.c (move_plus_up): Don't change anything if either
33610 the outer or inner subreg mode is not MODE_INT.
33611 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
33612 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
33614 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33616 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
33617 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
33618 reduc_uplus_@var{m}): Remove.
33619 * expr.c (expand_expr_real_2): Remove expansion path for
33620 reduc_[us](min|max|plus) optabs.
33621 * optabs-tree.c (scalar_reduc_to_vector): Remove.
33622 * optabs-tree.h (scalar_reduc_to_vector): Remove.
33623 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
33624 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
33625 * tree-vect-loop.c (vectorizable_reduction): Remove test for
33626 reduc_[us](min|max|plus) optabs.
33628 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33630 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
33631 (reduc_plus_scal_v2sf): New.
33632 (reduc_smax_v2sf): Rename to...
33633 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
33634 (reduc_smin_v2sf): Rename to...
33635 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
33637 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
33639 * alias.c (compare_base_symbol_refs): New function.
33640 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
33643 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33645 PR middle-end/68146
33646 PR tree-optimization/69155
33647 * tree-complex.c: Include cfganal.h.
33648 (phis_to_revisit): New variable.
33649 (extract_component): Add phiarg_p argument. Assert that returned
33650 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
33651 (update_phi_components): Partly rewrite to use loop over real/imag
33652 components instead of code duplication. If extract_component returns
33653 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
33654 create_tmp_reg into the PHI node instead, and mention the phi triplet
33655 in phis_to_revisit.
33656 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
33657 in phis_to_revisit at the end.
33659 2016-01-14 Richard Biener <rguenther@suse.de>
33661 PR tree-optimization/68060
33662 * tree-vect-loop.c (vect_is_simple_reduction): Check the
33663 outer loop reduction is only used in the inner loop before
33664 detecting a double reduction.
33666 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33669 * combine.c (expand_field_assignment): Punt if compute_mode is
33670 unsupported scalar mode.
33672 2016-01-14 Richard Biener <rguenther@suse.de>
33674 PR tree-optimization/66856
33675 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
33676 SLP node only if it built successfully.
33677 (vect_analyze_slp_instance): Adjust.
33679 2016-01-14 Jeff Law <law@redhat.com>
33681 PR tree-optimization/69270
33682 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
33683 (record_edge_info): Use it. Convert boolean_{true,false}_node
33684 to the type of op0.
33686 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
33689 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
33690 use block_ultimate_origin
33691 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
33693 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33695 * doc/invoke.texi (Submodel Options): Rename section to
33696 "Machine-Dependent Options" to better reflect its content.
33697 Rewrite introductory text to remove archaic CPU names.
33700 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33702 * doc/invoke.texi (Code Gen Options): Move section up in file,
33703 before target-specific options. Update menu and option summary
33704 to reflect the new section ordering.
33706 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33708 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
33709 (C++ Dialect Options): Add cross-reference to -std option.
33710 * doc/standards.texi (C++ Language): Document C++14 support.
33712 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
33714 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
33715 for pack/unpack functions for __ibm128.
33716 (PACK_IF): Likewise.
33717 (UNPACK_IF): Likewise.
33719 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
33720 support for __ibm128 pack/unpack functions.
33721 (rs6000_invalid_builtin): Likewise.
33722 (rs6000_init_builtins): Likewise.
33723 (rs6000_opt_masks): Likewise.
33725 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
33726 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
33728 (RS6000_BTM_COMMON): Likewise.
33730 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
33731 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
33732 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
33733 128-bit floating point. Add support for the double values to be
33734 in Altivec registers for TF/IF packing and unpacking, but restrict
33735 TD packing sub-fields to be FPR registers. Don't allow overlapped
33736 register support for packing. Allow pack inputs to be memory
33737 locations. Don't build generator functions for unpack<mode>_dm
33738 and unpack<mode>_nodm.
33739 (unpack<mode>_dm): Likewise.
33740 (unpack<mode>_nodm): Likewise.
33741 (pack<mode>): Likewise.
33743 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
33744 built-in functions to pack/unpack explicit __ibm128 values.
33745 (__builtin_unpack_ibm128): Likewise.
33747 * doc/extend.texi (PowerPC Built-in Functions): Document
33748 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
33750 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
33753 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
33754 Add new arg loc and pass it down as context.
33755 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
33756 to the location to use for the warning.
33757 (check_function_arguments): New arg loc. All callers changed. Pass
33758 it to check_function_nonnull.
33759 * c-common.h (check_function_arguments): Adjust declaration.
33761 2016-01-13 Jakub Jelinek <jakub@redhat.com>
33763 PR tree-optimization/69156
33764 * gimple.c (validate_type): Removed.
33765 (gimple_builtin_call_types_compatible_p): Use
33766 useless_type_conversion_p instead of validate_type.
33767 * value-prof.c (gimple_stringop_fixed_value): Fold
33768 icall_size to correct type.
33770 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33772 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
33775 2016-01-13 Richard Henderson <rth@redhat.com>
33778 * target.def (builtin_tm_load, builtin_tm_store): Remove.
33779 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
33780 (ix86_builtin_tm_store): Remove.
33781 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33782 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33783 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33784 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33785 * doc/tm.texi: Rebuild.
33787 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
33788 (BUILT_IN_TM_MEMCPY_RTWN): New.
33789 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
33790 fallback from vector to integer helpers.
33791 (build_tm_load): Handle vector types directly, instead of
33793 (build_tm_store): Likewise.
33794 (expand_assign_tm): Prepare for register types not handled by
33795 the above. Copy them to memory and use memcpy.
33796 * tree.c (tm_define_builtin): New.
33797 (find_tm_vector_type): New.
33798 (build_tm_vector_builtins): New.
33799 (build_common_builtin_nodes): Call it.
33801 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
33803 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
33804 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
33806 2016-01-13 Tom de Vries <tom@codesourcery.com>
33808 PR tree-optimization/69169
33809 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
33810 handled_struct_type param.
33811 (create_variable_info_for, intra_create_variable_infos): Call
33812 create_variable_info_for_1 with extra arg.
33814 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
33816 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
33817 and "armv8.1-a+crc" entries.
33819 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
33822 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
33823 Change first operand predicate from register_or_constm1_operand
33824 to register_operand.
33825 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
33826 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
33827 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
33828 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
33829 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
33830 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
33831 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
33832 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
33833 comparison with constm1_rtx from vec_prefetch_gen part.
33835 2016-01-13 Richard Biener <rguenther@suse.de>
33837 PR tree-optimization/69013
33838 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
33839 Exchange assert for a test.
33841 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33844 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
33846 2016-01-13 Richard Biener <rguenther@suse.de>
33848 PR tree-optimization/69242
33849 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
33850 assert with a check.
33852 2016-01-13 Richard Biener <rguenther@suse.de>
33854 PR tree-optimization/69186
33855 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
33856 Properly guard vect_update_misalignment_for_peel call.
33858 2016-01-12 Jeff Law <law@redhat.com>
33860 PR tree-optimization/pr67755
33861 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
33862 "need_profile_correction".
33863 (thread_block_1): Initialize new field to false by default. If we
33864 have multiple thread paths through a common joiner to different
33865 final targets, then set new field to true.
33866 (compute_path_counts): Only do count adjustment when it's really
33869 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33871 * doc/invoke.texi (Spec Files): Move section down in file, past
33872 all command-line option descriptions.
33874 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
33876 PR middle-end/54809
33877 * doc/gty.texi: Remove documentation of mark_hook.
33878 * gengtype.c (struct write_types_data): Remove code to support
33879 mark_hook attribute.
33880 (walk_type): Likewise.
33881 (write_func_for_structure): Likewise.
33883 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33885 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
33886 Directory Options, and -specs= to Overall Options.
33887 (Overall Options): Adjust similarly. Reorder to group related
33888 options together. Make -specs= cross-reference the spec file details.
33889 (Directory Options): Adjust similarly.
33891 2016-01-12 Jeff Law <law@redhat.com>
33893 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
33895 2016-01-12 Olivier Hainque <hainque@adacore.com>
33897 * gcc.c (spec_undefvar_allowed): New global.
33898 (process_command): Set to true when running for --version or --help,
33900 (getenv_spec_function): When the variable is not defined, use the
33901 variable name as the variable value if we're allowed not to issue
33904 2016-01-12 Bin Cheng <bin.cheng@arm.com>
33906 PR tree-optimization/68911
33907 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
33908 information computed for expression "init + nit * step".
33910 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33912 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
33913 about name of GCC executable. Remove deleted node from menu.
33914 (Directory Options) <-B>: Remove cross-reference to deleted node.
33915 (Target Options): Delete section.
33917 2016-01-12 Christian Bruel <christian.bruel@st.com>
33920 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
33921 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
33923 2016-01-12 Jakub Jelinek <jakub@redhat.com>
33926 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
33927 aligned_mem is properly set for AVX512-VL floating point masked
33931 * ifcvt.c (cond_exec_process_if_block): When removing the last
33932 insn from then_bb, remove also any possible barriers that follow it.
33934 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
33938 * config/i386/iamcu.h (SIZE_TYPE): New macro.
33939 (PTRDIFF_TYPE): Likewise.
33940 (WCHAR_TYPE): Likewise.
33941 (WCHAR_TYPE_SIZE): Likewise.
33942 (STDINT_LONG32): Likewise.
33944 2016-01-12 Richard Biener <rguenther@suse.de>
33946 PR tree-optimization/69053
33947 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
33948 convert initial value for cond reductions.
33950 2016-01-12 Richard Biener <rguenther@suse.de>
33952 PR tree-optimization/69007
33953 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
33954 widen_sum after dot_prod and sad.
33956 2016-01-12 Richard Biener <rguenther@suse.de>
33958 PR tree-optimization/69168
33959 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
33960 pattern stmt SLP type.
33961 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
33962 end up unused so cope with that case.
33964 2016-01-12 Richard Biener <rguenther@suse.de>
33966 PR tree-optimization/69157
33967 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
33968 stmts def type only during analyze phase.
33969 (vectorizable_call): Likewise.
33970 (vectorizable_simd_clone_call): Likewise.
33971 (vectorizable_conversion): Likewise.
33972 (vectorizable_assignment): Likewise.
33973 (vectorizable_shift): Likewise.
33974 (vectorizable_operation): Likewise.
33975 (vectorizable_store): Likewise.
33976 (vectorizable_load): Likewise.
33978 2016-01-12 Richard Biener <rguenther@suse.de>
33980 PR tree-optimization/69174
33981 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
33983 (vectorizable_load): Properly compute the number of loads needed
33984 for permuted strided SLP loads and do not spuriously assign
33985 to SLP_TREE_VEC_STMTS.
33987 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
33989 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
33990 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
33991 (MD_EXEC_PREFIX): Remove.
33992 (MD_STARTFILE_PREFIX) Removee.
33993 (FILE_NAME_ABSOLUTE_P): Remove.
33994 (CPP_SPEC): Do not read macros from sys/version.h.
33995 (LINK_COMMAND_SPEC): Remove.
33996 (LOCAL_INCLUDE_DIR): Remove.
33997 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
33998 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
33999 (POST_LINK_SPEC): Define to invoke stubify after linker
34000 (LIBSTDCXX): Remove define
34001 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
34002 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
34003 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
34004 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
34005 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
34006 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
34007 (i386_djgpp_asm_named_section): Add propotype of new procedure
34009 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
34010 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
34011 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
34012 in config/i386/djgpp.h).
34013 (STANDARD_STARTFILE_PREFIX_2): Define identical to
34014 STANDARD_STARTFILE_PREFIX_1.
34015 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
34016 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
34017 installation errors.
34018 (MAX_OFILE_ALIGNMENT): Define to 128.
34019 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
34021 * config/i386/djgpp.c: New file. Add implementation of
34022 i386_djgpp_asm_named_section.
34024 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
34026 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
34027 Add rule for building djgpp.o.
34029 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34031 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
34032 (rtx_is_swappable_p): Reductions are swappable.
34033 (insn_is_swappable_p): V2DF reductions are swappable.
34035 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
34037 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
34038 reloads for other unsupported memory operands.
34040 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
34041 Jim Wilson <jim.wilson@linaro.org>
34044 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
34045 copy_to_mode_reg instead of force_reg.
34047 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
34050 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
34051 TARGET_80387 is true.
34053 2016-01-11 Jakub Jelinek <jakub@redhat.com>
34056 * lra-eliminations.c (move_plus_up): Only move plus up
34057 if subreg of the constant can be simplified into constant
34058 and use the simplified subreg of the constant instead of
34059 the original constant.
34061 * fold-const.c (fold_convertible_p): Don't return true
34062 for conversion of VECTOR_TYPE to same sized integral type.
34063 (fold_convert_loc): Fix up formatting. Fold conversion of
34064 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
34065 instead of NOP_EXPR.
34067 PR tree-optimization/69214
34068 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
34069 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
34072 PR tree-optimization/69207
34073 * tree-vect-slp.c (vect_get_constant_vectors): For
34074 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
34075 fold_convertible_p to vector_type's element type, and always
34076 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
34078 2016-01-11 Richard Biener <rguenther@suse.de>
34080 PR tree-optimization/69173
34081 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
34082 fixup the cycle if all stmts are in a pattern.
34084 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
34086 PR middle-end/68999
34087 * alias.c (base_alias_check): Move check for addresses with
34088 alignment ANDs before the call for compare_base_decls.
34089 (memrefs_conflict_p): Return -1 for different decls
34090 that went through alignment adjustments.
34092 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34094 PR rtl-optimization/68796
34095 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
34096 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
34097 and QImode comparisons against zero with CC_NZmode.
34098 * config/aarch64/iterators.md (short_mask): New mode_attr.
34100 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
34102 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
34103 (<avx512>_store<mode>_mask): Likewise.
34105 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
34106 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34108 PR rtl-optimization/68841
34109 * ifcvt.c (struct noce_if_info): Add orig_x field.
34110 (bbs_ok_for_cmove_arith): Add to_rename parameter.
34111 Don't record conflicts on to_rename if it's present.
34112 Allow memory destinations in sets.
34113 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
34114 blocks, passing orig_x to the checks.
34115 (noce_process_if_block): Set if_info->orig_x appropriately.
34117 2016-01-11 Tom de Vries <tom@codesourcery.com>
34119 PR tree-optimization/69069
34120 * tree-parloops.c (create_parallel_loop): Add missing phi args.
34122 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
34124 PR rtl-optimization/68920
34125 * config/i386/i386.c (ix86_option_override_internal): Restrict number
34126 of conditional moves for RTL if-conversion to 1 for
34127 TARGET_ONE_IF_CONV_INSN.
34128 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
34129 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
34130 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
34131 parameter to restirct number of conditional moves for
34133 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
34134 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
34137 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
34140 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
34141 onepart vars. Fix typo in comment. Fix reversed condition in
34143 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
34146 * var-tracking.c (dump_onepart_variable_differences): New.
34147 (dataflow_set_different): If a detailed dump is requested,
34148 delay early returns and dump differences between onepart
34149 variables present before and after, and added variables.
34151 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
34154 * expr.c (expand_expr_real_1): For boolean vector constants
34155 with a scalar mode use const_scalar_mask_from_tree.
34156 (const_scalar_mask_from_tree): New.
34157 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
34158 assigned to a mask type to handle constants.
34160 2016-01-11 Martin Jambor <mjambor@suse.cz>
34163 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
34164 useless parameters if we cannot change function signature.
34166 2016-01-11 Martin Jambor <mjambor@suse.cz>
34169 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
34172 2016-01-11 Tom de Vries <tom@codesourcery.com>
34174 PR tree-optimization/69109
34175 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
34178 2016-01-11 Tom de Vries <tom@codesourcery.com>
34180 PR tree-optimization/69108
34181 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
34182 res is not used in a phi.
34184 2016-01-11 Yury Gribov <y.gribov@samsung.com>
34187 * common.opt (frandom-seed): Fix parameter name.
34188 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
34190 2016-01-11 Tom de Vries <tom@codesourcery.com>
34192 PR tree-optimization/69058
34193 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
34196 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
34198 * config/arc/arc.opt (mdiv-rem): Add period to the end.
34199 (mcode-density): Likewise.
34201 2016-01-10 Tom de Vries <tom@codesourcery.com>
34203 PR tree-optimization/69062
34204 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
34205 (parallelize_loops): Don't paralelize loop that has phi with address
34208 2016-01-10 Tom de Vries <tom@codesourcery.com>
34210 PR tree-optimization/69039
34211 * tree-parloops.c (try_create_reduction_list): Only allow single exit
34214 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
34216 PR middle-end/68743
34217 * match.pd: Require target has function_c99_misc before doing
34218 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
34220 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
34222 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
34224 * configure: Regenerate.
34226 2016-01-09 Jakub Jelinek <jakub@redhat.com>
34228 PR middle-end/50865
34229 PR tree-optimization/69097
34230 * fold-const.h (expr_not_equal_to): New prototype.
34231 * fold-const.c: Include stringpool.h and tree-ssanames.h.
34232 (expr_not_equal_to): New function.
34233 * match.pd (X % -Y is the same as X % Y): Don't optimize
34234 unless X is known not to be equal to minimum or Y is known
34235 not to be equal to -1.
34236 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
34237 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
34238 (simplify_stmt_using_ranges): Adjust caller.
34239 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
34240 substitute_and_fold.
34242 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
34244 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
34247 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34249 PR tree-optimization/69167
34250 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
34251 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
34253 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
34255 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
34256 Richard Biener <rguenther@suse.de>
34258 PR tree-optimization/68707
34259 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
34260 instances that can be handled via vect_load_lanes.
34262 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
34264 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
34265 if we can't determine address equivalence.
34266 * alias.c (compare_base_decl): Update for changed return value of
34267 symtab_node::equal_address_to.
34269 2016-01-08 Jason Merrill <jason@redhat.com>
34273 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
34274 * expr.c (store_field): Not here.
34275 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
34276 call with TREE_ADDRESSABLE type.
34277 * tree-cfg.c (verify_gimple_call): Adjust.
34279 2016-01-08 Olivier Hainque <hainque@adacore.com>
34281 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
34284 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
34286 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
34287 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
34288 (reduc_smin_v2sf): Rename to...
34289 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
34290 (reduc_splus_v2sf): Rename to...
34291 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
34293 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34295 PR tree-optimization/69162
34296 * gimplify.c (gimplify_va_arg_expr): Encode original type of
34297 valist argument in another argument.
34298 (gimplify_modify_expr): Adjust for the above change. Cleanup.
34299 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
34300 to determine the va_list type, build a MEM_REF instead of
34301 build_fold_indirect_ref.
34303 PR tree-optimization/69172
34304 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
34307 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
34309 PR tree-optimization/67781
34310 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
34311 and cmpnop in two steps: first the ones not accessed in original
34312 gimple expression in a endian independent way and then the ones not
34313 accessed in the final result in an endian-specific way.
34315 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34317 PR tree-optimization/69083
34318 * tree-vect-slp.c (vect_get_constant_vectors): For
34319 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
34320 element type. If op is fold_convertible_p to vector_type's element
34321 type, use NOP_EXPR instead of VCE.
34323 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
34325 PR rtl-optimization/67778
34326 PR rtl-optimization/68634
34327 PR rtl-optimization/68909
34328 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
34329 block from the stack until done with it. Remove a superfluous
34330 bitmap set. Remove a superfluous bitmap test.
34332 2016-01-07 Martin Sebor <msebor@redhat.com>
34335 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
34336 constraint on the type of arguments.
34338 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
34340 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
34341 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
34342 unaligned_access on the gcc_options set.
34343 * config/arm/arm.c (arm_option_override_internal): Use
34344 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
34346 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
34349 * config/i386/i386.c (ix86_frame_pointer_required): Enable
34350 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
34352 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
34355 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
34358 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
34359 depending on frame_pointer_needed before remaining integer and SSE
34360 registers are saved.
34362 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
34365 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
34367 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
34370 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
34371 Use the "xBm" constraint.
34372 (float<sseintvecmodelower><mode>2<mask_name><round_name):
34374 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
34375 (sse_cvtsi2ssq<round_name>): Likewise.
34376 (sse_cvtss2si<round_name>): Likewise.
34377 (sse_cvtss2siq<round_name>): Likewise.
34378 (sse2_cvtsi2sdq<round_name>): Likewise.
34379 (sse2_cvtsd2si<round_name>): Likewise.
34380 (sse2_cvtsd2siq<round_name>): Likewise.
34381 * config/i386/subst.md (round_nimm_scalar_predicate): New
34384 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
34386 PR middle-end/67639
34387 * varasm.c (make_decl_rtl): Mark invalid register vars as
34390 PR rtl-optimization/66206
34391 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
34392 All callers changed.
34394 2016-01-07 Jakub Jelinek <jakub@redhat.com>
34396 PR tree-optimization/69141
34397 * tree-ssa-pre.c: Include langhooks.h.
34398 (eliminate_dom_walker::before_dom_children): Use
34399 lang_hooks.decl_printable_name instead of
34400 cgraph_node::get ()->name ().
34402 PR middle-end/68960
34403 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
34404 it and DECL_ALIGN too.
34406 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
34408 * config/mips/mips-ftypes.def: Sort to lexicographical order.
34410 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
34413 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
34414 depending on frame_pointer_needed before remaining integer and SSE
34415 registers are saved.
34417 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34419 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
34420 mode iterator with VSX_M2.
34421 (*p9_vecstore_<mode>): Likewise.
34422 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
34423 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
34424 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
34425 (define_split for VSX_LE128 stores): Likewise.
34426 (define_peephole2 for TImode LE swaps): Likewise.
34427 (define_split for VSX_LE128 post-reload stores): Likewise.
34429 2016-01-06 Marek Polacek <polacek@redhat.com>
34432 * convert.c (convert_to_integer_1): Adjust call to
34433 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
34434 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
34435 EXPR instead of ARG.
34436 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
34438 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34441 * doc/extend.texi (RL78 Variable Attributes): New section.
34443 2016-01-05 Marek Polacek <polacek@redhat.com>
34446 * builtins.c (get_memmodel): Use expansion point location rather than
34447 the input location. Call warning_at rather than warning.
34448 (expand_builtin_atomic_compare_exchange): Likewise.
34449 (expand_builtin_atomic_load): Likewise.
34450 (expand_builtin_atomic_store): Likewise.
34451 (expand_builtin_atomic_clear): Likewise.
34453 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
34456 * config/i386/i386.c (ix86_expand_vector_logical_operator):
34457 Replace nonimmediate_operand with vector_operand.
34458 * config/i386/predicates.md (vector_operand): New predicate.
34459 (general_vector_operand): Replace nonimmediate_operand with
34461 * config/i386/sse.md: Replace nonimmediate_operand with
34462 vector_operand and m constraint with Bm constraint on SSE
34463 patterns with 16-byte memory operand.
34464 * config/i386/subst.md (round_nimm_predicate): Replace
34465 nonimmediate_operand with vector_operand.
34466 (round_saeonly_nimm_predicate): Likewise.
34467 (round_saeonly_nimm_scalar_predicate): New.
34469 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
34472 * config/i386/constraints.md (Bm): New constraint.
34473 * config/i386/predicates.md (vector_memory_operand): New
34475 * config/i386/sse.md: Replace xm with xBm in plusminus and
34476 any_logic patterns.
34478 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34481 * doc/extend.texi (V850 Function Attributes): New section.
34482 (V850 Variable Attributes): New section.
34484 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34487 * doc/extend.texi (MicroBlaze Function Attributes): Document
34488 interrupt_handler and fast_interrupt attributes.
34490 2016-01-05 Sergei Trofimovich <siarheit@google.com>
34493 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
34494 for local symbolic operands.
34495 * config/ia64/predicates.md (local_symbolic_operand64): New
34498 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34500 PR rtl-optimization/68651
34501 * combine.c (combine_simplify_rtx): Canonicalize x + x into
34504 2016-01-05 Nathan Sidwell <nathan@acm.org>
34506 * alias.c (compare_base_decls): Use symtab_node::get.
34508 2016-01-05 Nick Clifton <nickc@redhat.com>
34511 * ira-costs.c (copy_cost): Initialise the t_icode field of the
34512 secondary_reload_info structure.
34515 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
34516 decls if weak support is available.
34518 2016-01-04 Martin Sebor <msebor@redhat.com>
34520 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
34522 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
34524 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
34525 OPTION_MASK_P9_DFORM.
34527 * config/rs6000/constraints.md (wo constraint): New constraint for
34530 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
34532 (rs6000_init_hard_regno_mode_ok): Likewise.
34534 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
34537 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
34538 expanders not to have constraints. Add support for ISA 3.0 xxperm
34539 instruction. Add support for fusing xxlor with xxperm.
34540 (altivec_vperm_<mode>_internal): Likewise.
34541 (altivec_vperm_v8hiv16qi): Likewise.
34542 (altivec_vperm_<mode>v16q): Likewise.
34543 (altivec_vperm_<mode>_uns): Likewise.
34544 (vperm_v8hiv4si): Likewise.
34545 (vperm_v16qiv8hi): Likewise.
34547 * doc/md.texi (RS/6000 constraints): Document wo constraint.
34549 2016-01-04 Jakub Jelinek <jakub@redhat.com>
34551 Update copyright years.
34553 * gcc.c (process_command): Update copyright notice dates.
34554 * gcov-dump.c (print_version): Ditto.
34555 * gcov.c (print_version): Ditto.
34556 * gcov-tool.c (print_version): Ditto.
34557 * gengtype.c (create_file): Ditto.
34558 * doc/cpp.texi: Bump @copying's copyright year.
34559 * doc/cppinternals.texi: Ditto.
34560 * doc/gcc.texi: Ditto.
34561 * doc/gccint.texi: Ditto.
34562 * doc/gcov.texi: Ditto.
34563 * doc/install.texi: Ditto.
34564 * doc/invoke.texi: Ditto.
34566 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34568 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
34569 modes larger than TImode as TImode if NEON is not enabled.
34571 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34574 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
34575 mode for %f0-%f31 only if TARGET_FPU.
34577 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34580 * config/sparc/sparc.c (scan_record_type): Take into account subfields
34581 to compute the PACKED_P predicate.
34582 (function_arg_record_value): Minor tweaks.
34584 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
34586 * doc/install.texi (--with-multilib-list): Describe the meaning of the
34587 option for arm*-*-* targets.
34589 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
34591 * doc/extend.texi (Common Function Attributes): Move docs for
34592 MSP430-specific attributes to....
34593 (MSP430 Function Attributes): ...here. Delete the redundant
34594 entries and copy-edit the remaining text.
34595 (MSP430 Variable Attributes): Use uniform format for index
34596 entries and add a cross-reference to the corresponding function
34599 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
34601 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
34603 (x86 Options): Likewise.
34605 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34609 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
34610 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
34611 to corresponding attribute.
34613 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34615 * doc/extend.texi (Common Function Attributes) <noplt>: Move
34616 to correct alphabetization of table. Copy-edit and correct
34618 <stack_protect>: Likewise.
34619 <target_clones>: Likewise.
34621 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
34622 Correct punctuation.
34623 (Code Gen Options) <-fno-plt>: Copy-edit.
34625 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
34628 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
34629 SI values. Explicitly convert SI to DI and vice-versa.
34631 2016-01-01 Jakub Jelinek <jakub@redhat.com>
34633 PR tree-optimization/69070
34634 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
34635 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
34638 * ubsan.c (ubsan_instrument_float_cast): Call
34639 initialize_sanitizer_builtins.
34642 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
34644 Copyright (C) 2016 Free Software Foundation, Inc.
34646 Copying and distribution of this file, with or without modification,
34647 are permitted in any medium without royalty provided the copyright
34648 notice and this notice are preserved.