1 2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
3 * config/arm/arm-opts.h: Move struct arm_arch_core_flag and
4 arm_arch_core_flags to ...
5 * common/config/arm/arm-common.c: There.
7 2016-12-12 Eric Botcazou <ebotcazou@adacore.com>
9 * config/sparc/constraints.md (T): Use special memory constraint.
11 (W): Add TARGET_ARCH64 test.
12 * config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'.
13 (*movdf_insn_sp32): Likewise.
14 (*mov<VM64:mode>_insn_sp32): Likewise. Replace 'e' with 'f' in
15 conjunction with offsettable memory references.
17 2016-12-11 Sandra Loosemore <sandra@codesourcery.com>
19 * config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx
20 to avoid shared structure error.
22 2016-12-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25 * config/rs6000/rs6000.c (find_alignment_op): Discard from
26 consideration any artificial definition.
28 2016-12-11 Iain Sandoe <iain@codesourcery.com>
30 * configure.ac (CROSS directory tests): Remove the assumption that
31 Darwin hosts contain suitable target sysroots in "/".
32 * configure: Regenerate.
34 2016-12-11 Iain Sandoe <iain@codesourcery.com>
36 PR rtl-optimization/71496
37 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
38 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
39 reload_macho_picbase_di): Likewise.
41 2012-12-11 John David Anglin <danglin@gcc.gnu.org>
43 * config/pa/pa.c (pa_callee_copies): New function.
44 * config/pa/pa.opt (mcaller-copies): New option.
45 * doc/invoke.texi (mcaller-copies): Document option.
47 2016-12-11 Uros Bizjak <ubizjak@gmail.com>
50 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
51 <case ASHIFT, case LSHIFTRT>: Consider all constant shifts.
53 (dimode_scalar_chain::compute_convert_gain): Reduce gain for
54 constant shifts larger or equal than 32.
56 2016-12-11 Roger Pau Monné <roger.pau@citrix.com>
58 * config/i386/x86-64.h: Append --32 to the assembler options when
59 -m16 is used on non-glibc systems as well.
61 2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io>
64 * config/i386/mmintrin.h (__m64_u): New type
65 * config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64):
66 Make the allowed unaligned memory access explicit.
68 2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com>
70 * config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD.
71 Generally use cpu generic.
73 2016-12-10 Jakub Jelinek <jakub@redhat.com>
74 Marc Glisse <marc.glisse@inria.fr>
76 PR tree-optimization/78720
77 * match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift
78 is negative, sign extend to @1's type and than AND with C.
80 2016-12-10 Jakub Jelinek <jakub@redhat.com>
83 * tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle
84 non-zero low bound or non-standard element sizes.
87 * lto-streamer-in.c (input_function): In addition to debug stmts
88 without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize
91 2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
93 * config/rs6000/rs6000-passes.def: New file.
94 * config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps.
95 * config/rs6000/rs6000.c (rs6000_option_override): Remove
96 registration of machine-specific passes.
97 (pass_analyze_swaps::clone): New function.
98 * config/rs6000/t-rs6000: Define PASSES_EXTRA.
100 2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org>
103 * ipa-cp.c (propagate_vr_accross_jump_function): Call
104 drop_tree_overflow after fold_convert.
106 2016-12-09 Jakub Jelinek <jakub@redhat.com>
109 * config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot,
110 *and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn
113 2016-12-09 Segher Boessenkool <segher@kernel.crashing.org>
116 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use
117 GET_MODE_BITSIZE. Return 2.
118 (CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle
119 TARGET_POPCNTD the same as TARGET_CTZ.
120 * config/rs6000/rs6000.md (ctz<mode>2): Reimplement.
121 (ffs<mode>2): Reimplement.
123 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
125 PR rtl-optimization/78255
126 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
127 NO_FUNCTION_CSE is true.
129 2016-12-09 Cesar Philippidis <cesar@codesourcery.com>
132 * ipa-icf.c (sem_function::parse): Don't process functions with
133 oacc decl attributes, as they may be OpenACC routines.
135 2016-12-09 David Malcolm <dmalcolm@redhat.com>
137 * rtl.h (get_mem_attrs): Add "const" qualifier to returned
140 2016-12-09 Nathan Sidwell <nathan@acm.org>
143 * convert.c (convert_to_integer_1): Maybe fold conversions to
144 integral types with fewer bits than its mode.
146 2016-12-09 Martin Liska <mliska@suse.cz>
148 * tree-pretty-print.c (pretty_print_string): Escape non-printable
151 2016-12-09 Jakub Jelinek <jakub@redhat.com>
153 PR tree-optimization/78726
154 * tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
155 argument. For lhs uses in debug stmts, don't replace lhs with
156 new_lhs, but with a debug temp set to new_lhs opcode op.
157 (make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
158 OP down to make_new_ssa_for_def.
159 (zero_one_operation): Call make_new_ssa_for_all_defs even when
160 stmts_to_fix is empty, if *def has not changed yet. Pass
161 OPCODE to make_new_ssa_for_all_defs.
163 2016-12-08 Martin Sebor <msebor@redhat.com>
166 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
167 identifier tree nodes.
168 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
169 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
170 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
171 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
172 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
173 * builtins.c (expand_builtin_alloca): Call
174 maybe_warn_alloc_args_overflow.
175 * builtins.def (aligned_alloc, calloc, malloc, realloc):
176 Add attribute alloc_size.
177 (alloca): Add attribute alloc_size and returns_nonnull.
178 * calls.h (maybe_warn_alloc_args_overflow): Declare.
179 * calls.c (alloc_max_size, operand_signed_p): New functions.
180 (maybe_warn_alloc_args_overflow): Define.
181 (initialize_argument_information): Diagnose overflow in functions
182 declared with attaribute alloc_size.
183 * doc/invoke.texi (Warning Options): Document -Walloc-zero and
184 -Walloc-size-larger-than.
186 2016-12-08 Vladimir Makarov <vmakarov@redhat.com>
188 PR rtl-optimization/78671
189 * lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an
192 2016-12-08 Uros Bizjak <ubizjak@gmail.com>
194 * config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
195 (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro.
197 2015-12-08 Wilco Dijkstra <wdijkstr@arm.com>
200 * config/aarch64/aarch64.c (aarch64_classify_address):
201 Set load_store_pair_p for TImode and TFmode.
203 2016-12-08 David Malcolm <dmalcolm@redhat.com>
205 * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
206 regno_reg_rtx resizing logic to...
207 (emit_status::ensure_regno_capacity): ...this new method,
208 and ensure that the buffers are large enough.
209 (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
210 rather than ggc_vec_alloc.
211 * function.h (emit_status::ensure_regno_capacity): New method.
213 2016-12-08 Dmitry Vyukov <dvyukov@google.com>
215 * opts.c (finish_options): Enable -fsanitize-address-use-after-scope
216 only if -fsanitize=address is enabled (not -fsanitize=kernel-address).
217 * doc/invoke.texi (-fsanitize=kernel-address):
218 Don't say that it enables -fsanitize-address-use-after-scope.
220 2016-12-08 Bin Cheng <bin.cheng@arm.com>
223 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
224 sign bit for index step of data reference.
226 2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
228 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
229 Handle SYMBOL_SMALL_TLSGD for ILP32.
230 * config/aarch64/aarch64.md : tlsgd_small modified into
231 tlsgd_small_<mode> to support SImode and DImode.
232 *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
235 2016-12-08 Andrew Pinski <apinski@cavium.com>
237 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
238 Access the lower part of RTX appropriately.
240 2016-12-07 David Malcolm <dmalcolm@redhat.com>
242 * genpreds.c (write_tm_constrs_h): Update for renaming of
243 rtx_reader_ptr to md_reader_ptr.
244 (write_tm_preds_h): Likewise.
245 (write_insn_preds_c): Likewise.
246 * read-md.c (rtx_reader_ptr): Rename to...
247 (md_reader_ptr): ...this, and convert from an
248 rtx_reader * to a md_reader *.
249 (rtx_reader::set_md_ptr_loc): Rename to...
250 (md_reader::set_md_ptr_loc): ...this.
251 (rtx_reader::get_md_ptr_loc): Rename to...
252 (md_reader::get_md_ptr_loc): ...this.
253 (rtx_reader::copy_md_ptr_loc): Rename to...
254 (md_reader::copy_md_ptr_loc): ...this.
255 (rtx_reader::fprint_md_ptr_loc): Rename to...
256 (md_reader::fprint_md_ptr_loc): ...this.
257 (rtx_reader::print_md_ptr_loc): Rename to...
258 (md_reader::print_md_ptr_loc): ...this.
259 (rtx_reader::join_c_conditions): Rename to...
260 (md_reader::join_c_conditions): ...this.
261 (rtx_reader::fprint_c_condition): ...this.
262 (rtx_reader::print_c_condition): Rename to...
263 (md_reader::print_c_condition): ...this.
264 (fatal_with_file_and_line): Update for renaming of
265 rtx_reader_ptr to md_reader_ptr.
266 (rtx_reader::require_char): Rename to...
267 (md_reader::require_char): ...this.
268 (rtx_reader::require_char_ws): Rename to...
269 (md_reader::require_char_ws): ...this.
270 (rtx_reader::require_word_ws): Rename to...
271 (md_reader::require_word_ws): ...this.
272 (rtx_reader::read_char): Rename to...
273 (md_reader::read_char): ...this.
274 (rtx_reader::unread_char): Rename to...
275 (md_reader::unread_char): ...this.
276 (rtx_reader::peek_char): Rename to...
277 (md_reader::peek_char): ...this.
278 (rtx_reader::read_name): Rename to...
279 (md_reader::read_name): ...this.
280 (rtx_reader::read_escape): Rename to...
281 (md_reader::read_escape): ...this.
282 (rtx_reader::read_quoted_string): Rename to...
283 (md_reader::read_quoted_string): ...this.
284 (rtx_reader::read_braced_string): Rename to...
285 (md_reader::read_braced_string): ...this.
286 (rtx_reader::read_string): Rename to...
287 (md_reader::read_string): ...this.
288 (rtx_reader::read_skip_construct): Rename to...
289 (md_reader::read_skip_construct): ...this.
290 (rtx_reader::handle_constants): Rename to...
291 (md_reader::handle_constants): ...this.
292 (rtx_reader::traverse_md_constants): Rename to...
293 (md_reader::traverse_md_constants): ...this.
294 (rtx_reader::handle_enum): Rename to...
295 (md_reader::handle_enum): ...this.
296 (rtx_reader::lookup_enum_type): Rename to...
297 (md_reader::lookup_enum_type): ...this.
298 (rtx_reader::traverse_enum_types): Rename to...
299 (md_reader::traverse_enum_types): ...this.
300 (rtx_reader::rtx_reader): Rename to...
301 (md_reader::md_reader): ...this, and update for renaming of
302 rtx_reader_ptr to md_reader_ptr.
303 (rtx_reader::~rtx_reader): Rename to...
304 (md_reader::~md_reader): ...this, and update for renaming of
305 rtx_reader_ptr to md_reader_ptr.
306 (rtx_reader::handle_include): Rename to...
307 (md_reader::handle_include): ...this.
308 (rtx_reader::handle_file): Rename to...
309 (md_reader::handle_file): ...this.
310 (rtx_reader::handle_toplevel_file): Rename to...
311 (md_reader::handle_toplevel_file): ...this.
312 (rtx_reader::get_current_location): Rename to...
313 (md_reader::get_current_location): ...this.
314 (rtx_reader::add_include_path): Rename to...
315 (md_reader::add_include_path): ...this.
316 (rtx_reader::read_md_files): Rename to...
317 (md_reader::read_md_files): ...this.
318 * read-md.h (class rtx_reader): Split into...
319 (class md_reader): ...new class.
320 (rtx_reader_ptr): Rename to...
321 (md_reader_ptr): ...this, and convert to a md_reader *.
322 (class noop_reader): Update base class to be md_reader.
323 (class rtx_reader): Reintroduce as a subclass of md_reader.
324 (rtx_reader_ptr): Reintroduce as a rtx_reader *.
325 (read_char): Update for renaming of rtx_reader_ptr to
327 (unread_char): Likewise.
328 * read-rtl.c (rtx_reader_ptr): New global.
329 (rtx_reader::apply_iterator_to_string): Rename to...
330 (md_reader::apply_iterator_to_string): ...this.
331 (rtx_reader::copy_rtx_for_iterators): Rename to...
332 (md_reader::copy_rtx_for_iterators): ...this.
333 (rtx_reader::read_conditions): Rename to...
334 (md_reader::read_conditions): ...this.
335 (rtx_reader::record_potential_iterator_use): Rename to...
336 (md_reader::record_potential_iterator_use): ...this.
337 (rtx_reader::read_mapping): Rename to...
338 (md_reader::read_mapping): ...this.
339 (rtx_reader::read_rtx): Use rtx_reader_ptr when calling
341 (rtx_reader::read_rtx_operand): Use get_string_obstack rather
342 than directly accessing m_string_obstack.
343 (rtx_reader::rtx_reader): New ctor.
344 (rtx_reader::~rtx_reader): New dtor.
346 2016-12-07 Martin Sebor <msebor@redhat.com>
352 * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
354 (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
355 (check_memop_sizes): Same.
356 (expand_builtin_memcpy): Call check memop_sizes.
357 (expand_builtin_mempcpy): Same.
358 (expand_builtin_memset): Same,
359 (expand_builtin_bzero): Same.
360 (expand_builtin_memory_chk): Call check_sizes.
361 (expand_builtin_strcpy): Same.
362 (expand_builtin_strncpy): Same.
363 (maybe_emit_sprintf_chk_warning): Same.
364 (expand_builtin): Handle strcat and strncat.
365 (fini_object_sizes): Reset pointers.
366 (compute_object_size): New function.
367 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
368 Avoid issuing warnings also issued during built-in expansion.
369 * doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
371 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
374 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
375 V2DImode elements are SUBREG's convert the result into DImode
376 rather than failing in emit_move_insn.
378 2016-12-07 Jakub Jelinek <jakub@redhat.com>
380 * builtins.c (fold_builtin_strstr): Removed.
381 (fold_builtin_2): Don't call fold_builtin_strstr.
382 * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
383 earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
384 (gimple_fold_builtin_strstr): New function.
385 (gimple_fold_builtin): Call it.
386 * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
389 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
390 var to lhs of new_stmt right before noreturn handling rather than to
391 lhs of e->call_stmt early.
393 2016-12-07 David Malcolm <dmalcolm@redhat.com>
395 * read-md.c (rtx_reader::require_char): New method.
396 (require_char_ws): Convert from function to...
397 (rtx_reader::require_char_ws): ...method.
398 (rtx_reader::require_word_ws): New method.
399 * read-md.h (rtx_reader::require_char): New method decl.
400 (require_char_ws): Remove global decl in favor of...
401 (rtx_reader::require_char_ws): ...new method decl.
402 (rtx_reader::require_word_ws): New method decl.
403 (rtx_reader::peek_char): New method decl.
405 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
407 PR rtl-optimization/78617
408 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
409 registers, also setting hard registers mapped to pseudo registers.
411 2016-12-07 David Malcolm <dmalcolm@redhat.com>
413 * cfgexpand.c (pass_expand::execute): Move stack initializations
414 to rtl_data::init_stack_alignment and call it.
415 * emit-rtl.c (rtl_data::init_stack_alignment): New method.
416 * emit-rtl.h (rtl_data::init_stack_alignment): New method.
418 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
420 * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
421 (ira): Move initialization of crtl->is_leaf earlier.
423 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
425 * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
426 (movtf_aarch64): Likewise.
427 * config/aarch64/aarch64.c (aarch64_classify_address):
428 Use correct intersection of offsets.
429 (aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
430 (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
431 Use 7-bit signed scaled mode for modes > 16 bytes.
433 2016-12-07 James Greenhalgh <james.greenhalgh@arm.com>
435 PR rtl-optimization/78561
436 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
437 constant_pool_empty_p in place of get_pool_size_upper_bound.
438 (rs6000_stack_info): Likewise.
439 (rs6000_emit_prologue): Likewise.
440 (rs6000_elf_declare_function_name): Likewise.
441 (rs6000_set_up_by_prologue): Likewise.
442 (rs6000_can_eliminate): Likewise.
443 * output.h (get_pool_size_upper_bound): Delete.
444 (constant_pool_empty_p): New.
445 * varasm.c (get_pool_size_upper_bound): Delete
446 (constant_pool_empty_p): New.
448 2016-12-07 Bin Cheng <bin.cheng@arm.com>
450 PR tree-optimization/78691
451 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
452 Require integral type for the outer expression.
454 2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
456 * config/aarch64/aarch64.c
457 (aarch64_builtin_support_vector_misalignment): New.
458 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
460 2016-12-06 David Malcolm <dmalcolm@redhat.com>
463 * config/i386/i386.c (ix86_test_dumping_memory_blockage):
464 Conditionalize the string comparison on Pmode == DImode.
466 2016-12-06 Tom de Vries <tom@codesourcery.com>
468 PR tree-optimization/67955
469 * tree-ssa-alias.c (same_addr_size_stores_p): New function.
470 (stmt_kills_ref_p): Use it.
472 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
475 * calls.c (expand_call): Move back call to prepare_call_address.
477 2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
480 * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
481 ?* constraints for the ISA 3.0 patterns, so the register allocator
482 is more likely to allocate QImode/HImode to vector registers for
483 conversion to floating point unless a reload is needed.
484 (zero_extendhi<mode>2): Likewise.
485 (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
486 first alternative which is converting QImode/HImode to floating
487 point and the QImode/HImode value is in a vector register, and
488 does not allocate the second pseudo register. Remove zero
489 extending into traditional floating point registers, since the
490 instruction used only works on traditional altivec registers.
491 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
493 2016-12-06 David Malcolm <dmalcolm@redhat.com>
495 * config/i386/i386.c: Include print-rtl.h.
496 (selftest::ix86_test_dumping_memory_blockage): New function.
497 (selftest::ix86_run_selftests): Call it.
498 * print-rtl-function.c (print_rtx_function): Create an
499 rtx_reuse_manager and use it.
500 * print-rtl.c: Include "rtl-iter.h".
501 (rtx_writer::rtx_writer): Add reuse_manager param.
502 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
503 (uses_rtx_reuse_p): New function.
504 (rtx_reuse_manager::preprocess): New function.
505 (rtx_reuse_manager::has_reuse_id): New function.
506 (rtx_reuse_manager::seen_def_p): New function.
507 (rtx_reuse_manager::set_seen_def): New function.
508 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
509 prefix the first time in_rtx is seen, and print reuse_rtx
511 (print_inline_rtx): Supply NULL for new reuse_manager param.
512 (debug_rtx): Likewise.
513 (print_rtl): Likewise.
514 (print_rtl_single): Likewise.
515 (rtx_writer::print_rtl_single_with_indent): Likewise.
516 * print-rtl.h: Include bitmap.h when building for host.
517 (rtx_writer::rtx_writer): Add reuse_manager param.
518 (rtx_writer::m_rtx_reuse_manager): New field.
519 (class rtx_reuse_manager): New class.
520 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
521 param and use it when constructing rtx_writer.
522 (selftest::test_dumping_rtx_reuse): New function.
523 (selftest::rtl_tests_c_tests): Call it.
524 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
525 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
526 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
527 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
529 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
532 * lra-lives.c (process_bb_lives): Update biggest mode for
533 implicitly used hard reg.
535 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
537 * config/i386/predicates.md (general_gr_operand): New predicate.
538 * config/i386/i386.md (TImode and DImode push_operand splitter):
539 Use general_gr_operand. Macroize using DWI mode macro.
540 (TImode and DImode nonimmediate_operand splitter): Use
541 nonimmediate_gr_operand and general_gr_operand. Macroize using
543 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
544 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
545 and general_gr_operand.
546 (XFmode nonimmediate_operand splitter): Ditto.
547 (DFmode nonimmediate_operand splitter): Ditto.
548 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
550 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
552 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
553 alphabetical order with respect to other ARMv8 processors.
554 * config/arm/arm-tables.opt: Regenerate.
555 * config/arm/arm-tune.md: Likewise.
557 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
559 * config/mips/mips.c (mips_expand_builtin_insn): Check input
560 ranges of literal integer arguments.
562 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
565 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
566 destroy_predicate_vecs.
567 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
569 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
572 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
573 argument type to a pred_chain.
574 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
576 (flatten_out_predicate_chains): Remove.
577 (uninit_uses_cannot_happen): Rename from
578 uninit_ops_invalidate_phi_use.
579 Change logic so that we are checking that the PHI use will
580 invalidate _ALL_ possibly uninitialized operands.
581 (is_use_properly_guarded): Rename call to
582 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
584 2016-12-06 Tamar Christina <tamar.christina@arm.com>
586 * gcc/config/aarch64/arm_neon.h
587 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
588 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
589 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
590 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
591 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
592 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
593 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
594 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
595 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
596 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
597 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
598 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
599 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
600 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
602 2016-12-06 Jakub Jelinek <jakub@redhat.com>
605 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
606 plus offset is non-zero. For maybe_nonzero_address decl base0,
607 require indirect_base0.
610 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
611 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
612 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
613 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
614 and arguments have no side-effects, return 0.
615 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
618 * fold-const-call.c (fold_const_call): Handle
619 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
621 PR tree-optimization/78675
622 * tree-vect-loop.c (vectorizable_live_operation): For
623 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
624 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
626 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
629 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
630 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
631 (copy_insn_1) <CLOBBER>: Likewise.
633 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
636 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
637 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
638 comparing signed to unsigned values.
639 (FUNCTION_ARG_REGNO_P): Likewise.
641 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
642 Stefan Freudenberger <stefan@reservoir.com>
644 PR tree-optimization/78646
645 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
646 addition used for the memory base expression should have the type
649 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
652 * config.gcc (*-*-uclinux*): Enable posix threads.
654 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
656 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
657 * config/i386/avx512dqintrin.h: Ditto.
658 * config/i386/avx512fintrin.h: Ditto.
659 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
660 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
661 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
662 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
663 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
664 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
666 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
667 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
668 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
669 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
670 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
671 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
672 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
673 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
674 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
676 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
678 * combine.c: Revert r243162.
680 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
682 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
683 X tests a single bit.
685 2016-12-05 Nathan Sidwell <nathan@acm.org>
687 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
688 (diagnostic_action_after_output): ... here.
689 (diagnostic_report_diagnostic): Call it for non-notes.
690 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
691 (diagnostic_check_max_errors): Declare.
693 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
695 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
696 (ENDFILE_SPEC): Likewise.
698 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
700 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
701 * config/arc/arc.c (arc_unspec_offset): New function.
702 (arc_finalize_pic): Change.
703 (arc_emit_call_tls_get_addr): Likewise.
704 (arc_legitimize_tls_address): Likewise.
705 (arc_legitimize_pic_address): Likewise.
706 (insn_is_tls_gd_dispatch): Remove.
707 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
708 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
709 (tls_gd_dispatch): Likewise.
711 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
713 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
716 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
718 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
719 (sparc_split_reg_mem_legitimate): ...this.
720 (sparc_split_reg_mem): Declare.
721 (sparc_split_mem_reg): Likewise.
722 (sparc_split_regreg_legitimate): Rename to...
723 (sparc_split_reg_reg_legitimate): ...this.
724 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
725 (sparc_split_reg_mem_legitimate): ...this.
726 (sparc_split_reg_mem): New function.
727 (sparc_split_mem_reg): Likewise.
728 (sparc_split_regreg_legitimate): Rename to...
729 (sparc_split_reg_reg_legitimate): ...this.
730 (sparc_split_reg_reg): New function.
731 * config/sparc/sparc.md (lra): Remove "none" value.
732 (enabled): Adjust to above change.
733 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
734 (DImode splitters): Adjust to above renamings and use new functions.
735 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
736 (DFmode splitters): Adjust to above renamings and use new functions.
737 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
738 constraint in conjunction with e.
739 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
740 alternative and reorder others.
741 (VM64:mode splitters): Adjust to above renamings and use new functions.
743 2016-12-04 Martin Sebor <msebor@redhat.com>
746 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
747 identifier tree nodes.
748 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
749 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
750 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
751 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
752 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
753 * builtins.def (aligned_alloc, calloc, malloc, realloc):
754 Add attribute alloc_size.
755 (alloca): Add attribute alloc_size and returns_nonnull.
757 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
760 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
761 (dimode_scalar_chain::compute_convert_gain): Ditto.
762 (dimode_scalar_chain::convert_insn): Ditto.
764 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
766 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
767 cases to build a lowpart SUBREG.
769 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
770 David S. Miller <davem@davemloft.net>
772 * config/sparc/constraints.md (U): Adjust comment.
773 * config/sparc/sparc.md (lra): New attribute.
774 (enabled): For base instructions, if the lra attribute is set,
775 return 1 if it is in keeping with TARGET_LRA.
776 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
777 constraint and duplicate them with U replaced by r.
778 (*movdf_insn_sp32): Likewise.
779 (*mov<VM64:mode>_insn_sp32): Likewise.
780 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
782 2016-12-02 Jeff Law <law@redhat.com>
784 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
785 variable main_variant.
787 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
789 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
790 default on PowerPC linux systems.
792 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
794 PR rtl-optimization/78638
795 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
796 GET_MODE (op). Fix this.
798 2016-12-02 David Malcolm <dmalcolm@redhat.com>
801 * selftest.c (selftest::assert_strndup_eq): Rename to...
802 (selftest::assert_xstrndup_eq): ...this, and remove call to
804 (selftest::test_strndup): Rename to...
805 (selftest::test_xstrndup): ...this, updating for above renaming.
806 (selftest::test_libiberty): Update for renaming.
808 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
811 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
812 subversion id 242679 that causes the wrong store instruction to be
813 generated if a DImode is in an Altivec register using REG+REG
816 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
819 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
820 and corresponding post-reload splitter.
822 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
824 * config/aarch64/aarch64.h (machine_function): Add
825 reg_is_wrapped_separately field.
826 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
827 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
829 (aarch64_save_callee_saves): Don't save registers that are wrapped
831 (aarch64_restore_callee_saves): Don't restore registers that are
833 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
834 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
835 (aarch64_get_separate_components): New function.
836 (aarch64_get_next_set_bit): Likewise.
837 (aarch64_components_for_bb): Likewise.
838 (aarch64_disqualify_components): Likewise.
839 (aarch64_emit_prologue_components): Likewise.
840 (aarch64_emit_epilogue_components): Likewise.
841 (aarch64_set_handled_components): Likewise.
842 (aarch64_process_components): Likewise.
843 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
844 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
845 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
846 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
847 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
848 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
850 2016-12-02 Martin Jambor <mjambor@suse.cz>
852 * passes.def: Move pass_rebuild_cgraph_edges to the end of
853 pass_build_ssa_passes.
855 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
857 * config/alpha/alpha.md (exception_receiver): Copy
858 alpha_gp_ave_rtx return value.
860 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
862 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
863 for several include directories that may be relative to sysroot.
864 * config/i386/x-mingw32 (gplus_includedir): Define.
865 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
866 (native_system_includedir): Likewise.
867 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
868 override if TARGET_SYSTEM_ROOT is defined.
869 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
871 2016-12-02 Jakub Jelinek <jakub@redhat.com>
874 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
875 (dimode_scalar_chain::compute_convert_gain): Likewise.
876 (dimode_scalar_chain::convert_insn): Likewise.
877 * config/i386/i386.md (*one_cmpldi2_doubleword): New
878 define_insn_and_split.
879 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
882 * rtl.c (copy_rtx): Don't clear used flag here.
883 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
885 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
886 'E' in format, copy all vectors.
887 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
888 * valtrack.c (cleanup_auto_inc_dec): Likewise.
889 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
891 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
892 Thomas Preud'homme <thomas.preudhomme@arm.com>
894 * config/arm/arm-builtins.c (arm_builtins): Define
895 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
896 (bdesc_2arg): Add line for cmse_nonsecure_caller.
897 (arm_init_builtins): Handle cmse_nonsecure_caller.
898 (arm_expand_builtin): Likewise.
899 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
901 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
902 Thomas Preud'homme <thomas.preudhomme@arm.com>
904 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
905 (cmse_nonsecure_call_clear_caller_saved): New.
906 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
907 (arm_function_ok_for_sibcall): Disable sibcalls for
909 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
910 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
911 (call_value): Likewise.
912 (nonsecure_call_internal): New.
913 (nonsecure_call_value_internal): New.
914 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
915 (*nonsecure_call_value_reg_thumb1_v5): New.
916 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
917 (*nonsecure_call_value_reg_thumb2): New.
918 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
920 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
921 Thomas Preud'homme <thomas.preudhomme@arm.com>
923 * config/arm/arm.c (gimplify.h): New include.
924 (arm_handle_cmse_nonsecure_call): New.
925 (arm_attribute_table): Added cmse_nonsecure_call.
926 (arm_comp_type_attributes): Deny compatibility of function types
927 with without the cmse_nonsecure_call attribute.
928 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
930 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
931 Thomas Preud'homme <thomas.preudhomme@arm.com>
933 * config/arm/arm.c (output_return_instruction): Clear
935 (thumb2_expand_return): Likewise.
936 (thumb1_expand_epilogue): Likewise.
937 (thumb_exit): Likewise.
938 (arm_expand_epilogue): Likewise.
939 (cmse_nonsecure_entry_clear_before_return): New.
940 (comp_not_to_clear_mask_str_un): New.
941 (compute_not_to_clear_mask): New.
942 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
943 * config/arm/thumb2.md (*thumb2_return): Disable for
944 cmse_nonsecure_entry functions.
945 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
946 cmse_nonsecure_entry functions.
948 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
949 Thomas Preud'homme <thomas.preudhomme@arm.com>
951 * config/arm/arm.c (use_return_insn): Change to return with bxns
952 when cmse_nonsecure_entry.
953 (output_return_instruction): Likewise.
954 (arm_output_function_prologue): Likewise.
955 (thumb_pop): Likewise.
956 (thumb_exit): Likewise.
957 (thumb2_expand_return): Assert that entry functions always have simple
959 (arm_expand_epilogue): Handle entry functions.
960 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
961 (arm_asm_declare_function_name): New.
962 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
963 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
964 use arm_asm_declare_function_name.
966 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
967 Thomas Preud'homme <thomas.preudhomme@arm.com>
969 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
970 (arm_attribute_table): Added cmse_nonsecure_entry
971 (arm_compute_func_type): Handle cmse_nonsecure_entry.
972 (cmse_func_args_or_return_in_stack): New.
973 (arm_handle_cmse_nonsecure_entry): New.
974 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
975 (IS_CMSE_ENTRY): Likewise.
976 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
978 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
979 Thomas Preud'homme <thomas.preudhomme@arm.com>
981 * config.gcc (extra_headers): Added arm_cmse.h.
982 * config/arm/arm-arches.def (ARM_ARCH):
983 (armv8-m): Add FL2_CMSE.
984 (armv8-m.main): Likewise.
985 (armv8-m.main+dsp): Likewise.
987 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
988 * config/arm/arm-flags.h: Define FL2_CMSE.
989 * config/arm.c (arm_arch_cmse): New.
990 (arm_option_override): New error for unsupported cmse target.
991 * config/arm/arm.h (arm_arch_cmse): New.
992 * config/arm/arm.opt (mcmse): New.
993 * config/arm/arm_cmse.h: New file.
994 * doc/invoke.texi (ARM Options): Add -mcmse.
995 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
996 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
998 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1000 * config/avr/avr.c: Fix coding rule glitches.
1002 2016-12-02 Martin Jambor <mjambor@suse.cz>
1004 * hsa.c (hsa_callable_function_p): Return false for artificial
1007 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
1009 PR rtl-optimization/78561
1010 * varasm.c (recompute_pool_offsets): New.
1011 (output_constant_pool): Call it.
1013 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
1015 PR rtl-optimization/78561
1016 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
1017 get_pool_size to get_pool_size_upper_bound.
1018 (rs6000_stack_info): Likewise.
1019 (rs6000_emit_prologue): Likewise.
1020 (rs6000_elf_declare_function_name): Likewise.
1021 (rs6000_set_up_by_prologue): Likewise.
1022 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
1023 * output.h (get_pool_size): Rename to...
1024 (get_pool_size_upper_bound): ...This.
1025 * varasm.c (get_pool_size): Rename to...
1026 (get_pool_size_upper_bound): ...This.
1028 2016-12-02 Bin Cheng <bin.cheng@arm.com>
1030 * match.pd: Add new pattern:
1031 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
1033 2016-12-02 Nathan Sidwell <nathan@acm.org>
1035 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
1038 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
1041 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
1044 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1046 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
1049 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1051 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
1052 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
1053 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
1054 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
1055 avr_mcu_types.flash_size to compute default value.
1056 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
1057 mcu->flash_size to compute value for spec.
1059 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1061 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
1062 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
1063 about linker description to avoid progmem altogether.
1064 [absdata]: Point to -mabsdata option.
1066 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1068 PR rtl-optimization/78547
1069 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
1070 DECL_INCOMING_RTL is not shared.
1071 * config/i386/i386.c (convert_scalars_to_vectors): If any
1072 insns have been converted, adjust all parameter's DEC_RTL and
1073 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
1076 PR rtl-optimization/78575
1077 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
1078 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
1079 if not already wrapped in a subreg. Make sure df_insn_rescan does not
1080 affect further iterations.
1082 2016-12-02 Martin Liska <mliska@suse.cz>
1085 * sreal.c (sreal::to_int): Make absolute value before shifting.
1086 (sreal::operator/): Likewise.
1087 (sreal_verify_negative_division): New test.
1088 (void sreal_c_tests): Call the new test.
1089 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
1091 (sreal::normalize_down): Likewise.
1093 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1095 * combine.c (combine_simplify_rtx): Suppress replacement of
1096 "(and (reg) (const_int bit))" with "if_then_else".
1098 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1101 * config/s390/s390.md ("extzv")
1102 ("*extzv<mode><clobbercc_or_nocc>")
1103 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
1104 ("*<risbg_n>_ior_and_sr_ze")
1105 ("*extract1bitdi<clobbercc_or_nocc>")
1106 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
1107 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
1108 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
1109 to validate the arguments of zero_extract and sign_extract.
1111 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1114 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
1116 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1118 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
1120 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
1123 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1125 * config/s390/vector.md (vec_halfhalf): New mode iterator.
1126 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
1127 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
1128 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
1129 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
1130 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
1131 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
1132 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
1133 ("vec_unpacku_lo_v4si"): New pattern definitions.
1134 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
1137 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1139 * config/s390/s390-protos.h (s390_reverse_condition): New
1141 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
1143 (s390_reverse_condition): New function.
1144 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
1147 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1149 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
1150 (CCVHUANY): Remove modes.
1151 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
1153 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
1154 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
1156 (s390_branch_condition_mask): Adjust to use the new cc consumer
1157 modes. The new modes allow for proper reversal in the middle-end.
1158 (s390_expand_vec_compare_cc): Determine the proper cc producer and
1159 consumer modes for a comparison.
1160 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
1161 throughout the file.
1162 * config/s390/vx-builtins.md: Likewise.
1164 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
1166 * asan.c (asan_global_struct): Refactor.
1167 (create_odr_indicator): New function.
1168 (asan_needs_odr_indicator_p): Likewise.
1169 (is_odr_indicator): Likewise.
1170 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
1172 (asan_protect_global): Do not protect odr indicators.
1174 2016-12-01 Jeff Law <law@redhat.com>
1176 * tree-ssa-threadedge.c
1177 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
1178 propagation of operands if there are no operands.
1180 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1182 PR tree-optimization/78586
1183 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
1184 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
1185 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
1186 type is INTEGER_TYPE or POINTER_TYPE.
1188 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1191 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
1192 (vextuhrx): Likewise.
1193 (vextuwlx): Likewise.
1194 (vextuwrx): Likewise.
1196 2016-12-01 David Malcolm <dmalcolm@redhat.com>
1198 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
1199 early_dwarf_finished.
1201 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
1202 David S. Miller <davem@davemloft.net>
1204 * config/sparc/sparc.opt (mlra): New target option.
1205 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
1206 (sparc_lra_p): ...this. New function.
1207 (D_MODES, DF_MODES): Add missing cast.
1208 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
1209 provide these insns when flag_pic.
1210 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
1211 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
1212 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
1213 embmedany_textulo, embmedany_textlo): Likewise.
1214 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
1216 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
1220 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
1222 2016-12-01 Richard Biener <rguenther@suse.de>
1223 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1225 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
1226 memset if len-oldlen != 0.
1227 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
1229 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
1231 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
1233 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
1235 * config/avr/avr.c: Fix coding rule glitches.
1237 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
1239 PR tree-optimization/78598
1240 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
1243 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
1245 PR rtl-optimization/78596
1246 * combine.c (simplify_comparison): Cast to unsigned to avoid
1247 left shifting of negative value.
1249 2016-12-01 Matthias Klose <doko@ubuntu.com>
1251 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
1253 2016-12-01 Richard Biener <rguenther@suse.de>
1255 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
1256 treat arrays with same type as objects that cannot overlap.
1258 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
1260 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
1261 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
1262 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
1264 2016-12-01 Jakub Jelinek <jakub@redhat.com>
1267 * dwarf2out.c (loc_descr_plus_const): For negative offset use
1268 uint_loc_descriptor instead of int_loc_descriptor and perform negation
1269 in unsigned HOST_WIDE_INT type.
1270 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
1273 * config/rs6000/rs6000.c (rs6000_frame_related): Call
1274 set_used_flags (pat) before any simplifications. Clear used flag on
1275 PARALLEL copy. Don't guard add_reg_note call. Call
1276 copy_rtx_if_shared on pat before storing it into
1277 REG_FRAME_RELATED_EXPR.
1279 2016-12-01 Alan Modra <amodra@gmail.com>
1281 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
1282 look inside UNSPEC_VSX_XXSPLTW vec.
1284 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
1286 PR rtl-optimization/78607
1287 * combine.c (try_combine): Emit a barrier after a unconditional trap.
1289 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1292 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
1293 element is not a constant or in a register, force it to a
1297 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
1298 that will be set to a vector element to be in a register.
1299 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
1300 the wrong multiplier to convert the element number to a byte
1303 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
1305 PR tree-optimization/77856
1306 * lra-constraints.c (inherit_in_ebb): Check original regno for
1307 invalid invariant regs too. Set only clobbered hard regs for the
1308 invalid invariant regs.
1310 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
1312 Commit files forgotten in r242966.
1314 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
1315 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
1316 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
1317 prefix check to find wrap-around value, instead use MCU flash size.
1318 For 8k flash devices, update link_pmem_wrap spec string to
1319 add --pmem-wrap-around=8k.
1320 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
1322 (LINK_SPEC): ...to here.
1324 2016-11-30 David Malcolm <dmalcolm@redhat.com>
1327 * selftest.c (selftest::assert_strndup_eq): New function.
1328 (selftest::test_strndup): New function.
1329 (selftest::test_libiberty): New function.
1330 (selftest::selftest_c_tests): Call test_libiberty.
1332 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1334 PR rtl-optimization/78610
1335 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
1338 2016-11-30 Bin Cheng <bin.cheng@arm.com>
1340 PR tree-optimization/78574
1341 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
1342 header PHI that doesn't define biv.
1344 2016-11-30 Jakub Jelinek <jakub@redhat.com>
1346 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
1349 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
1350 sharing the SUBREG rtx between move and following insn.
1352 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
1353 for REG_EQUIV argument.
1355 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
1357 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
1359 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
1362 * real.c (real_hash): Add cast to avoid left
1363 shifting of negative values.
1365 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1368 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
1369 from a subreg in operands[1] and don't call REGNO on a non-reg
1370 expression when deciding to force operands[2] into a reg.
1372 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
1373 Andrew Burgess <andrew.burgess@embecosm.com>
1375 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
1376 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
1377 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
1378 * config/arc/arc700.md: Add define_bypass for store/load.
1380 2016-11-30 Martin Liska <mliska@suse.cz>
1382 * cgraph.c (symbol_table::initialize): Initialize
1383 ipa_clones_dump_file.
1384 (cgraph_node::remove): Report to ipa_clones_dump_file.
1385 * cgraph.h: Add new argument (suffix) to cloning methods.
1386 * cgraphclones.c (dump_callgraph_transformation): New function.
1387 (cgraph_node::create_clone): New argument.
1388 (cgraph_node::create_virtual_clone): Likewise.
1389 (cgraph_node::create_version_clone): Likewise.
1390 * dumpfile.c: Add .ipa-clones dump file.
1391 * dumpfile.h (enum tree_dump_index): Add TDI_clones
1392 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
1393 to dump_callgraph_transformation.
1395 2016-11-30 Martin Liska <mliska@suse.cz>
1398 * asan.c (asan_expand_mark_ifn): Properly
1399 select a VAR_DECL from FRAME.* component reference.
1401 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1403 PR rtl-optimization/78583
1404 * simplify-rtx.c (simplify_truncation): Add check missing from the
1407 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1409 PR rtl-optimization/78590
1410 * combine.c (change_zero_ext): Transform zero_extend of subregs only
1411 if the subreg_reg is a scalar integer mode.
1413 2016-11-30 Jakub Jelinek <jakub@redhat.com>
1415 PR tree-optimization/78586
1416 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
1417 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
1418 Don't build_int_cst min/max twice. Formatting fix.
1420 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
1422 PR rtl-optimization/78588
1423 * combine.c (if_then_else_cond): Also guard against BLKmode.
1424 * rtlanal.c (num_sign_bit_copies1): Add assert.
1426 2016-11-29 Jeff Law <law@redhat.com>
1428 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
1431 * lra-constraints.c (check_and_process_move): Constrain the
1432 range of DCLASS and SCLASS to avoid false positive out of bounds
1433 array index warning.
1435 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1437 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
1439 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1441 PR preprocessor/78569
1442 * input.c (get_substring_ranges_for_loc): Fail gracefully if
1443 line directives were present.
1445 2016-11-30 Matthias Klose <doko@ubuntu.com>
1447 * doc/install.texi: Document configure options --enable-objc-gc
1448 and --with-target-bdw-gc.
1450 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1453 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
1454 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
1455 residing in traditional altivec registers can be stored
1458 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
1461 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
1462 overhead loop start between a call and its CALL_ARG_LOCATION
1465 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
1467 * config/bfin/linux.h (CPP_SPEC): Define.
1469 2016-11-29 Martin Sebor <msebor@redhat.com>
1471 PR tree-optimization/78512
1472 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
1473 * config/rs6000/linux.h: Same.
1474 * config/rs6000/linux64.h: Same.
1475 * config/sol2.h: Same.
1476 * config/sol2.c (solaris_printf_pointer_format): Remove.
1477 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
1478 * doc/tm.texi: Regenerate.
1479 * gimple-ssa-sprintf.c (format_pointer): Rempove.
1480 (pass_sprintf_length::compute_format_length): Return bool.
1481 (pass_sprintf_length::handle_gimple_call): Adjust.
1482 * target.def (printf_pointer_format): Remove.
1483 * targhooks.c (default_printf_pointer_format): Remove.
1484 (linux_printf_pointer_format): Same.
1485 * targhooks.h (default_printf_pointer_format): Remove.
1486 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
1488 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
1490 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
1492 (SWI1248_AVX512BWDQ): Ditto.
1493 (SWI1248_AVX512BW): Ditto.
1494 (k<any_logic:code><mode>): Ditto.
1495 (kandn<mode>): Ditto.
1496 (kxnor<mode>): Ditto.
1497 (knot<mode>): Ditto.
1498 (*k<any_lshift:code><mode>): Ditto.
1499 (kortestzhi, kortestchi): Ditto.
1500 (kunpckhi, kunpcksi, kunpckdi): Ditto.
1502 2016-11-29 Andrew Pinski <apinski@cavium.com>
1504 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
1507 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
1510 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
1511 to stack before call mcount.
1512 (tilegx_can_use_return_insn_p): Clean up code.
1514 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1516 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
1518 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1524 * spellcheck.c (selftest::test_find_closest_string): Verify that
1525 we don't offer the goal string as a suggestion.
1526 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
1527 offer the goal string as a suggestion.
1530 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
1532 * config/arc/arc.c (arc_override_options): Avoid selection of
1533 compact casesi for ARCv2.
1535 2016-11-29 Richard Biener <rguenther@suse.de>
1537 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
1538 PHIs after a regular stmt.
1539 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
1542 2016-11-29 Martin Liska <mliska@suse.cz>
1544 PR gcov-profile/78582
1545 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
1546 to prevent PHI argument clash.
1548 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
1550 * config/arc/arc.opt (marclinux): Fix typo.
1551 (marclinux_prof): Likewise.
1553 2016-11-29 Jiong Wang <jiong.wang@arm.com>
1555 * target.def (stack_protect_runtime_enabled_p): New.
1556 * function.c (expand_function_end): Guard stack_protect_epilogue with
1557 targetm.stack_protect_runtime_enabled_p.
1558 * cfgexpand.c (pass_expand::execute): Likewise.
1559 * calls.c (expand_call): Likewise.
1560 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
1561 * doc/tm.texi: Regenerate.
1563 2016-11-29 Richard Biener <rguenther@suse.de>
1566 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
1568 2016-11-29 Janus Weil <janus@gcc.gnu.org>
1570 * doc/contrib.texi: Add a few missing gfortran contributors.
1572 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
1574 * combine.c (change_zero_ext): Also handle extends from a subreg
1575 to a mode bigger than that of the operand of the subreg.
1577 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
1580 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
1581 stack_restore_tie insn instead of stack_tie, for the SVR4 and
1583 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
1585 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1587 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
1588 head_components and tail_components.
1589 (spread_components): New algorithm.
1590 (emit_common_tails_for_components): Clear head_components and
1592 (insert_prologue_epilogue_for_components): Write extra output to the
1593 dump file for sibcalls and abnormal exits.
1595 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1597 PR rtl-optimization/78342
1598 * combine.c: Include "cfghooks.h".
1599 (try_combine): If we create an unconditional trap, break the basic
1600 block in two just after it, and remove the edge between; also, set
1601 the *new_direct_jump_p flag so that cleanup_cfg is run.
1603 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1605 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
1608 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1610 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
1611 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
1612 output template string.
1613 (*anddi_1): Use multi-line output template string.
1616 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1619 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
1620 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
1621 note has been removed.
1622 * postreload.c (reload_combine_recognize_pattern): If
1623 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
1625 2016-11-28 Martin Sebor <msebor@redhat.com>
1628 * gimple-ssa-sprintf.c (target_max_value): Remove.
1629 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
1630 (get_width_and_precision): New function.
1631 (format_integer, format_floating, get_string_length, format_string):
1632 Correct handling of width and precision with unknown value.
1633 (format_directive): Add warning.
1634 (pass_sprintf_length::compute_format_length): Allow for precision
1635 to consist of a sole period with no asterisk or digits after it.
1637 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1639 PR rtl-optimization/78546
1640 * simplify-rtx.c (neg_const_int): When negating most negative
1641 number in mode wider than HOST_BITS_PER_WIDE_INT, use
1642 simplify_const_unary_operation to produce CONST_DOUBLE or
1644 (simplify_plus_minus): Handle the case where neg_const_int
1645 doesn't return a CONST_INT.
1647 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
1650 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
1651 left shifting of negative values.
1653 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1656 * tree-nested.c (convert_local_reference_stmt): After adding
1657 shared (FRAME.NN) clause to omp parallel, task or target,
1658 add it also to all outer omp parallel, task or target constructs.
1660 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1662 * config/i386/i386.md (UNSPEC_KMASKOP): New.
1663 (UNSPEC_KMOV): Remove.
1664 (kmovw): Expand to plain HImode move.
1665 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
1666 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
1667 Remove corresponding clobber-removing splitter.
1668 (*anddi_1): Remove mask register alternatives.
1672 (*<any_or:code><mode>_1): Ditto.
1673 (*<any_or:code>qi_1): Ditto.
1674 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
1675 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
1676 Remove corresponding splitter to operation with general registers.
1677 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
1678 (*andn<SWI12:mode>): New pattern.
1679 (*kxnor<mode>): Remove general register alternatives. Tag pattern
1680 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
1681 with general registers.
1682 (knot<mode>): New insn pattern.
1683 (*one_cmpl<mode>2_1): Remove mask register alternatives.
1684 (one_cmplqi2_1): Ditto.
1685 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
1686 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
1687 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
1688 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
1689 to generate kmaskop shift.
1690 (vec_unpacks_hi_<mode>): Ditto.
1691 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
1692 Use CODE_FOR_kandhi.
1693 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
1694 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
1695 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
1697 2016-11-28 Richard Biener <rguenther@suse.de>
1699 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
1700 to SSA names via extract_range_from_ssa_name if allowed.
1702 2016-11-28 Richard Biener <rguenther@suse.de>
1704 PR tree-optimization/78542
1705 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
1708 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
1710 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
1711 isolates a single bit, even if the condition involves subregs.
1713 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1715 * config/aarch64/aarch64-simd-builtins.def
1716 (BSL_P): Added di and v2di mode.
1717 * config/aarch64/arm_neon.h
1718 (vsriq_n_p64, vsri_n_p64): Added poly type.
1719 (vextq_p64, vext_p64): Likewise.
1720 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
1722 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1724 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
1725 (TYPES_GETREGP): Likewise.
1726 (TYPES_SHIFTINSERTP): Likewise.
1727 (TYPES_COMBINEP): Likewise.
1728 (TYPES_STORE1P): Likewise.
1729 * config/aarch64/aarch64-simd-builtins.def
1730 (combine): Added poly generator.
1731 (get_dregoi): Likewise.
1732 (get_dregci): Likewise.
1733 (get_dregxi): Likewise.
1737 * config/aarch64/arm_neon.h
1738 (poly64x1x2_t, poly64x1x3_t): New.
1739 (poly64x1x4_t, poly64x2x2_t): Likewise.
1740 (poly64x2x3_t, poly64x2x4_t): Likewise.
1741 (poly64x1_t): Likewise.
1742 (vcreate_p64, vcombine_p64): Likewise.
1743 (vdup_n_p64, vdupq_n_p64): Likewise.
1744 (vld2_p64, vld2q_p64): Likewise.
1745 (vld3_p64, vld3q_p64): Likewise.
1746 (vld4_p64, vld4q_p64): Likewise.
1747 (vld2_dup_p64, vld3_dup_p64): Likewise.
1748 (vld4_dup_p64, vsli_n_p64): Likewise.
1749 (vsliq_n_p64, vst1_p64): Likewise.
1750 (vst1q_p64, vst2_p64): Likewise.
1751 (vst3_p64, vst4_p64): Likewise.
1752 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
1753 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
1754 (vget_lane_p64, vgetq_lane_p64): Likewise.
1755 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
1756 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
1757 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
1758 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
1759 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
1760 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
1761 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
1762 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
1763 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
1764 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
1765 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
1766 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
1767 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
1768 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
1769 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
1770 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
1771 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
1772 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
1773 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
1774 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
1775 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
1776 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
1777 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
1778 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
1779 (vset_lane_p64, vsetq_lane_p64): Likewise.
1780 (vget_low_p64, vget_high_p64): Likewise.
1781 (vcombine_p64, vst2_lane_p64): Likewise.
1782 (vst3_lane_p64, vst4_lane_p64): Likewise.
1783 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
1784 (vst4q_lane_p64, vget_lane_p64): Likewise.
1785 (vget_laneq_p64, vset_lane_p64): Likewise.
1786 (vset_laneq_p64, vcopy_lane_p64): Likewise.
1787 (vcopy_laneq_p64, vdup_n_p64): Likewise.
1788 (vdupq_n_p64, vdup_lane_p64): Likewise.
1789 (vdup_laneq_p64, vld1_p64): Likewise.
1790 (vld1q_p64, vld1_dup_p64): Likewise.
1791 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
1792 (vmov_n_p64, vmovq_n_p64): Likewise.
1793 (vst3q_p64, vst4q_p64): Likewise.
1794 (vld1_lane_p64, vld1q_lane_p64): Likewise.
1795 (vst1_lane_p64, vst1q_lane_p64): Likewise.
1796 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
1797 (vdupq_laneq_p64): Likewise.
1799 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1801 * config/arm/arm_neon.h (vget_lane_p64): New.
1803 2016-11-28 Iain Sandoe <iain@codesourcery.com>
1806 * configure.ac (with_ld64): Use portable method to extract the
1807 major part of the version number.
1808 * configure: Regenerated.
1810 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1812 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
1813 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
1814 intmax_t couldn't be determined.
1815 (format_integer): Make {,u}intmax_type_node no longer static,
1816 initialize them only when needed. For z and t use
1817 signed_or_unsigned_type_for instead of assuming size_t and
1818 ptrdiff_t have the same precision.
1821 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
1822 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
1823 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
1824 vector instead of traversing m_classes hash table. Release
1826 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
1828 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
1829 add it also to m_classes_vec vector.
1830 (sem_item_optimizer::remove_symtab_node,
1831 sem_item_optimizer::build_hash_based_classes,
1832 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
1833 (sem_item_optimizer::subdivide_classes_by_equality,
1834 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
1835 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
1836 instead of traversing m_classes hash table. Formatting fixes.
1837 (sem_item_optimizer::traverse_congruence_split,
1838 sem_item_optimizer::do_congruence_step_for_index,
1839 sem_item_optimizer::do_congruence_step): Formatting fixes.
1840 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
1841 vector instead of traversing m_classes hash table.
1842 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
1843 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
1844 instead of traversing m_classes hash table.
1846 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1848 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
1849 X is not unused after.
1851 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
1853 PR rtl-optimization/78120
1854 * rtlanal.c (insn_rtx_cost): Revert previous change.
1856 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1859 * config/avr/avr.md (SPLIT34): New mode iterator.
1860 (bitop): New code iterator.
1861 (*iorhi3.ashift8-*). New insn-and-split patterns.
1862 (*movhi): Post-reload split reg = 0.
1863 [!MOVW]: Post-reload split reg = reg.
1864 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
1865 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
1866 (iorhi3, iorpsi3, iorsi3): Same.
1867 (xorhi3, xorpsi3, xorsi3): Same.
1868 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
1869 costs to *iorhi3.ashift8-* patterns.
1871 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1872 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1875 * config.in: Regenerate
1876 * config/darwin-driver.c (darwin_driver_init): Emit a version string
1878 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
1879 * config/darwin.opt(asm_macosx_version_min): New.
1880 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
1881 * configure: Regenerate
1882 * configure.ac: Check for mmacosx-version-min handling.
1884 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1887 * config/i386/i386.c (ix86_code_end): Note that we emitted code
1888 where the function might otherwise appear empty for picbase thunks.
1889 (ix86_output_function_epilogue): If we find a zero-sized function
1890 assume that reaching it is UB and trap. If we find a trailing label
1892 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
1893 find a zero-sized function assume that reaching it is UB and trap.
1894 If we find a trailing label, append a nop.
1896 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1899 * config/darwin-sections.def (picbase_thunk_section): New.
1900 * config/darwin.c (darwin_init_sections): Set up picbase thunk
1901 section. (darwin_rodata_section, darwin_objc2_section,
1902 machopic_select_section, darwin_asm_declare_constant_name,
1903 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
1904 coalesced with newer linkers.
1905 (darwin_override_options): Decide on usage of coalesed sections
1906 on the basis of the target linker version.
1907 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
1908 * config/darwin.opt (mtarget-linker): New.
1909 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
1910 a coalesced section, instead use a thunks section.
1912 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1915 * configure.ac (with-ld64): New var, set for Darwin, set on
1916 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
1917 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
1918 * config/darwin10.h(DEF_LD64): Update for this target version.
1919 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
1920 (DEF_LD64): Update for this target version.
1921 * configure: Regenerated.
1922 * config.in: Regenerated.
1924 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1927 * config/darwin.c (imachopic_indirection_name): Make data
1928 section indirections linker-visible.
1929 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
1930 constant labels linker-visible.
1932 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1934 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
1935 (free_lang_data): Remove assignment to ptrdiff_type_node.
1937 2016-11-25 Jakub Jelinek <jakub@redhat.com>
1939 PR rtl-optimization/78526
1940 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
1941 beyond val's precision.
1943 PR rtl-optimization/78527
1944 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
1945 out of bounds shift count.
1947 2016-11-25 Martin Liska <mliska@suse.cz>
1950 * doc/invoke.texi (-fprofile-use): Fix reference to a section
1951 where -fprofile-generate is documented.
1953 2016-11-25 Martin Liska <mliska@suse.cz>
1955 PR gcov-profile/78086
1956 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
1957 not supported by a target. Set priority to 100 if possible.
1958 (build_gcov_exit_decl): Likewise.
1960 2016-11-25 Richard Biener <rguenther@suse.de>
1963 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
1964 unary, binary and single RHSs.
1965 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
1967 2016-11-25 Bin Cheng <bin.cheng@arm.com>
1972 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
1973 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
1974 and set it to result code if transformation is valid. Use code EQ
1975 directly in last simplification case.
1977 2016-11-25 Richard Biener <rguenther@suse.de>
1979 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
1980 before valueizing return stmts.
1982 2016-11-24 Richard Biener <rguenther@suse.de>
1984 PR tree-optimization/78343
1985 * passes.def: Add CD-DCE pass after loop splitting.
1986 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
1987 SCEV init/finalize ...
1988 (perform_tree_ssa_dce): ... here. Deal with being
1989 executed inside the loop pipeline in aggressive mode.
1991 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1993 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
1995 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1997 PR tree-optimization/77673
1998 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
1999 (init_symbolic_number): Initialize src field from src parameter.
2000 (perform_symbolic_merge): Select most dominated statement as the
2001 source statement. Set src field of resulting n structure from the
2002 input src with the lowest address.
2003 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
2004 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
2005 of load from src field rather than insertion statement. Cancel
2006 optimization if statement analyzed is not dominated by the insertion
2008 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
2009 dominance information.
2011 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
2014 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2016 2016-11-25 Martin Jambor <mjambor@suse.cz>
2018 PR tree-optimization/70965
2019 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
2021 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
2024 * config/i386/i386.c (i386_excess_precision): Do not return
2025 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
2026 EXCESS_PRECISION_TYPE_STANDARD.
2027 * target.def (excess_precision): Document that targets should
2028 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
2029 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
2030 Fix typo in first sentence.
2031 * doc/tm.texi: Regenerate.
2033 2016-11-25 Richard Biener <rguenther@suse.de>
2035 PR tree-optimization/78396
2036 * tree-vectorizer.c (vectorize_loops): When the if-converted
2037 body contains masked loads or stores do not attempt to
2038 basic-block-vectorize it.
2040 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2041 Alan Hayward <alan.hayward@arm.com>
2042 David Sherwood <david.sherwood@arm.com>
2044 * function.h (spill_slot_alignment): Declare.
2045 * function.c (spill_slot_alignment): New function.
2046 * lra-spills.c (slot): Add align and size fields.
2047 (assign_mem_slot): Use them in the call to assign_stack_local.
2048 (add_pseudo_to_slot): Update the fields.
2049 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
2051 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2052 Alan Hayward <alan.hayward@arm.com>
2053 David Sherwood <david.sherwood@arm.com>
2055 * stor-layout.c (layout_type): Allow the caller to set the mode of
2056 a float type. Only choose one here if the mode is still VOIDmode.
2057 * tree.c (build_common_tree_nodes): Set the type mode of decimal
2058 floats before calling layout_type.
2059 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
2061 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2063 * tree-tailcall.c (find_tail_calls): Allow calls to reference
2064 local variables if all references are known to be direct.
2066 2016-11-25 Jakub Jelinek <jakub@redhat.com>
2067 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2070 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
2071 non null and it's precision matches precision of lhs's type.
2073 2016-11-24 Martin Sebor <msebor@redhat.com>
2075 PR tree-optimization/78476
2076 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
2078 (handle_gimple_call): Adjust signature.
2079 (try_substitute_return_value): Remove calls to bounded functions
2080 with zero buffer size whose result is known.
2081 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
2083 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2085 * varasm.c (assemble_start_function): Wrap align_log definition in
2086 ASM_OUTPUT_MAX_SKIP_ALIGN.
2088 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
2090 * config/i386/i386.md (wide AND insn to QImode splitter): Use
2091 explicit mode macros.
2092 (wide OR insn to QImode splitter): Ditto.
2094 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
2096 PR rtl-optimization/77541
2097 * lra-constraints.c (struct input_reload): Add field match_p.
2098 (get_reload_reg): Check modes of input reloads to generate unique
2099 value reload pseudo.
2100 (match_reload): Add input reload pseudo for the current insn.
2102 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2104 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
2105 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
2106 architecture levels.
2107 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
2108 the aarch64_fp16_type_node, not all HFmode types.
2109 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
2110 (aarch64_scalar_mode_supported_p): Likewise.
2111 (aarch64_excess_precision): New.
2112 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
2113 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
2114 (TARGET_C_EXCESS_PRECISION): Likewise.
2116 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2118 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
2119 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2121 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2123 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
2124 (<optab>dihf2): Likewise.
2125 (aarch64_fp16_<optab><mode>hf2): New.
2127 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
2130 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
2132 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2134 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
2135 Enable REE at -O2 and higher.
2136 * config/sparc/sparc.c (sparc_option_override): Disable it by default
2139 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2143 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
2144 (new_temp_expr_table): Initialise reg_vars_cnt.
2145 (free_temp_expr_table): Release reg_vars_cnt.
2146 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
2148 (find_replaceable_in_bb): Use the above to record register variable
2149 write occurrences and cancel replacement across them.
2151 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2153 PR rtl-optimization/78437
2154 * ree.c (get_uses): New function.
2155 (combine_reaching_defs): When a copy is needed, return false if any
2156 reaching use of the source register reads it in a mode larger than
2157 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
2159 2016-11-24 Martin Liska <mliska@suse.cz>
2161 * gimple-pretty-print.c (dump_edge_probability): New function.
2162 (dump_gimple_switch): Dump label edge probabilities.
2163 (dump_gimple_cond): Likewise.
2164 (dump_gimple_label): Dump
2165 (dump_gimple_bb_header): Dump basic block frequency.
2166 (pp_cfg_jump): Replace e->dest argument with e.
2167 (dump_implicit_edges): Likewise.
2168 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
2169 Use gimple_bb (at) instead of at->bb.
2171 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
2173 * common.opt (flimit-function-alignment): New.
2174 * doc/invoke.texi (-flimit-function-alignment): Document.
2175 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
2176 * final.c (shorten_branches): Set it.
2177 * varasm.c (assemble_start_function): Limit alignment if
2180 2016-11-24 Richard Biener <rguenther@suse.de>
2182 PR tree-optimization/71595
2183 * cfgloopmanip.h (remove_path): Add irred_invalidated and
2184 loop_closed_ssa_invalidated parameters, defaulted to NULL.
2185 * cfgloopmanip.c (remove_path): Likewise, pass them along to
2186 called functions. Only fix irred flags if the caller didn't
2188 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
2189 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
2192 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
2194 PR rtl-optimization/78120
2195 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
2196 cases, and additionally test against max_seq_cost for speed
2198 (noce_process_if_block): Compute an estimate for the original cost when
2199 optimizing for speed, using the minimum of then and else block costs.
2201 PR rtl-optimization/78120
2202 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
2204 PR rtl-optimization/78120
2205 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
2207 2016-11-24 Bin Cheng <bin.cheng@arm.com>
2209 * match.pd: Refine type conversion in result expr for below pattern:
2210 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2212 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2215 * tree.h (wi::fits_to_boolean_p): New predicate.
2216 (wi::fits_to_tree_p): Use it for boolean types.
2217 * tree.c (int_fits_type_p): Likewise.
2219 2016-11-24 Martin Liska <mliska@suse.cz>
2221 * print-tree.c (struct bucket): Remove.
2222 (print_node): Add new argument which drives whether a tree node
2223 is printed briefly or not.
2224 (debug_tree): Replace a custom hash table with hash_set<T>.
2225 * print-tree.h (print_node): Add the argument.
2227 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
2229 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
2231 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
2234 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
2235 if it is at least NREGS wide.
2237 2016-11-23 Joseph Myers <joseph@codesourcery.com>
2239 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
2240 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
2241 TFmode, IFmode and KFmode.
2243 2016-11-23 Joseph Myers <joseph@codesourcery.com>
2245 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
2248 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2250 * combine.c (change_zero_ext): Only change the mode of a hard register
2251 destination if can_change_dest_mode holds for that.
2253 2016-11-23 Jeff Law <law@redhat.com>
2255 * varasm.c (assemble_name): Increase buffer size for name.
2257 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
2259 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
2261 * doc/extend.texi: Constify first argument to __builtin_object_size.
2263 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
2265 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
2266 to be used. Add brackets around macro argument.
2268 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
2270 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
2272 2016-11-23 Jakub Jelinek <jakub@redhat.com>
2275 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
2276 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
2278 2016-11-23 Jakub Jelinek <jakub@redhat.com>
2281 * omp-low.c (build_outer_var_ref): Change lastprivate argument
2282 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
2283 on worksharing constructs, treat it like clauses on simd construct.
2285 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
2286 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
2287 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
2288 of true as last argument to build_outer_var_ref.
2290 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
2292 * config/i386/i386.md (*movqi_internal): Calculate mode
2293 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
2294 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
2295 (*k<logic><mode>): Calculate mode attribute depending on
2296 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
2297 (*andqi_1): Calculate mode attribute of alternative 3 depending
2298 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
2299 (kandn<mode>): Calculate mode attribute of alternative 2 depending
2300 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
2301 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
2302 iterator. Calculate mode attribute of alternative 1 depending
2303 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
2304 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
2305 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
2307 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2310 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
2311 * tree-vrp.c (extract_range_basic): Handle case for
2312 CFN_BUILT_IN_STRLEN.
2314 2016-11-23 Jeff Law <law@redhat.com>
2316 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
2318 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
2319 in boolean context warning.
2321 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
2323 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2326 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
2327 (arm_fp16_type_node): ...This, make visibile.
2328 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
2330 (arm_init_simd_builtin_types): Likewise.
2331 (arm_init_fp16_builtins): Likewise.
2332 * config/arm/arm.c (arm_excess_precision): New.
2333 (arm_floatn_mode): Likewise.
2334 (TARGET_C_EXCESS_PRECISION): Likewise.
2335 (TARGET_FLOATN_MODE): Likewise.
2336 (arm_promoted_type): Only promote arm_fp16_type_node.
2337 * config/arm/arm.h (arm_fp16_type_node): Declare.
2339 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2341 * config/arm/arm.c (arm_convert_to_type): Delete.
2342 (TARGET_CONVERT_TO_TYPE): Delete.
2343 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
2344 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
2345 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
2346 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
2347 are in fast math mode, and have no single step hardware instruction.
2348 (extendhfdf2): Only expand through SFmode if we don't have a
2349 single-step hardware instruction.
2350 * config/arm/vfp.md (*truncdfhf2): New.
2351 (extendhfdf2): Likewise.
2353 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2355 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
2358 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2360 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
2361 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
2362 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
2363 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
2364 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
2365 * doc/tm.texi: Regenerate.
2366 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
2368 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2370 * toplev.c (init_excess_precision): Delete most logic.
2371 * tree.c (excess_precision_type): Rewrite to use
2372 TARGET_EXCESS_PRECISION.
2373 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
2374 more generic fashion.
2375 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
2376 __STDC_WANT_IEC_60559_TYPES_EXT__.
2378 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2380 * common.opt (fpermitted-flt-eval-methods): New.
2381 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
2382 * flag_types.h (permitted_flt_eval_methods): New.
2384 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2386 * config/m68k/m68k.c (m68k_excess_precision): New.
2387 (TARGET_C_EXCESS_PRECISION): Define.
2389 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2391 * config/s390/s390.c (s390_excess_precision): New.
2392 (TARGET_C_EXCESS_PRECISION): Define.
2394 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2396 * config/i386/i386.c (ix86_excess_precision): New.
2397 (TARGET_C_EXCESS_PRECISION): Define.
2399 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2401 * target.def (excess_precision): New hook.
2402 * target.h (flt_eval_method): New.
2403 (excess_precision_type): Likewise.
2404 * targhooks.c (default_excess_precision): New.
2405 * targhooks.h (default_excess_precision): New.
2406 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
2407 * doc/tm.texi: Regenerate.
2409 2016-11-23 Martin Sebor <msebor@redhat.com>
2412 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
2413 set the minimum number of bytes for an unknown string to zero.
2415 2016-11-23 Martin Jambor <mjambor@suse.cz>
2416 Martin Liska <mliska@suse.cz>
2418 * hsa-builtins.def: New file.
2419 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
2420 * builtins.def: Include hsa-builtins.def.
2421 (DEF_HSA_BUILTIN): New macro.
2422 * dumpfile.h (OPTGROUP_OPENMP): Define.
2423 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
2424 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
2425 GF_OMP_FOR_GRID_GROUP_ITER.
2426 (gimple_omp_for_grid_phony): Added checking assert.
2427 (gimple_omp_for_set_grid_phony): Likewise.
2428 (gimple_omp_for_grid_intra_group): New function.
2429 (gimple_omp_for_set_grid_intra_group): Likewise.
2430 (gimple_omp_for_grid_group_iter): Likewise.
2431 (gimple_omp_for_set_grid_group_iter): Likewise.
2432 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
2433 previosuly only distribute loop was permitted.
2434 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
2435 (grid_get_kernel_launch_attributes): Support multiple HSA grid
2437 (grid_expand_omp_for_loop): Likewise and also support standalone
2438 distribute constructs. New parameter INTRA_GROUP, updated both users.
2439 (grid_expand_target_grid_body): Support standalone distribute
2441 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
2442 (pass_data_expand_omp_ssa): Likewise.
2443 (pass_data_omp_device_lower): Likewsie.
2444 (pass_data_lower_omp): Likewise.
2445 (pass_data_diagnose_omp_blocks): Likewise.
2446 (pass_data_oacc_device_lower): Likewise.
2447 (pass_data_omp_target_link): Likewise.
2448 (grid_lastprivate_predicate): New function.
2449 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
2451 (lower_omp_for): Support standalone distribute constructs.
2452 (grid_prop): New type.
2453 (grid_safe_assignment_p): Check for assignments to group_sizes, new
2455 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
2457 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
2458 optimization info messages.
2459 (grid_find_single_omp_among_assignments): Likewise.
2460 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
2461 (grid_parallel_clauses_gridifiable): New function.
2462 (grid_inner_loop_gridifiable_p): Likewise.
2463 (grid_dist_follows_simple_pattern): Likewise.
2464 (grid_gfor_follows_tiling_pattern): Likewise.
2465 (grid_call_permissible_in_distribute_p): Likewise.
2466 (grid_handle_call_in_distribute): Likewise.
2467 (grid_dist_follows_tiling_pattern): Likewise.
2468 (grid_target_follows_gridifiable_pattern): Support standalone
2469 distribute constructs.
2470 (grid_var_segment): New enum.
2471 (grid_mark_variable_segment): New function.
2472 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
2473 if a new argument says so.
2474 (grid_process_grid_body): New function.
2475 (grid_eliminate_combined_simd_part): Likewise.
2476 (grid_mark_tiling_loops): Likewise.
2477 (grid_mark_tiling_parallels_and_loops): Likewise.
2478 (grid_process_kernel_body_copy): Support standalone distribute
2480 (grid_attempt_target_gridification): New grid variable holding overall
2481 gridification state. Support standalone distribute constructs and
2483 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
2484 * hsa.h (hsa_bb): Add method method append_phi.
2485 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
2486 occurences in all files too.
2487 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
2488 (is_a_helper <hsa_insn_br *>::test): New function.
2489 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
2490 branch instructions.
2491 (hsa_insn_signal): Make a direct descendant of
2492 hsa_insn_basic. Add memorder constructor parameter and
2493 m_memory_order and m_signalop member variables.
2494 (hsa_insn_queue): Changed constructor parameters to common form.
2495 Added m_segment and m_memory_order member variables.
2496 (hsa_summary_t): Add private member function
2497 process_gpu_implementation_attributes.
2498 (hsa_function_summary): Rename m_binded_function to
2500 (hsa_insn_basic_p): Remove typedef.
2501 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
2502 (hsa_op_reg_p): Remove typedef.
2503 (hsa_function_representation): Change hsa_op_reg_p into plain
2505 (hsa_insn_phi): Removed new and delete operators.
2506 (hsa_insn_br): Likewise.
2507 (hsa_insn_cbr): Likewise.
2508 (hsa_insn_sbr): Likewise.
2509 (hsa_insn_cmp): Likewise.
2510 (hsa_insn_mem): Likewise.
2511 (hsa_insn_atomic): Likewise.
2512 (hsa_insn_signal): Likewise.
2513 (hsa_insn_seg): Likewise.
2514 (hsa_insn_call): Likewise.
2515 (hsa_insn_arg_block): Likewise.
2516 (hsa_insn_comment): Likewise.
2517 (hsa_insn_srctype): Likewise.
2518 (hsa_insn_packed): Likewise.
2519 (hsa_insn_cvt): Likewise.
2520 (hsa_insn_alloca): Likewise.
2521 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
2522 (process_gpu_implementation_attributes): New function.
2523 (link_functions): Move some functionality into it. Adjust after
2524 renaming m_binded_functions to m_bound_functions.
2525 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
2526 to the list of instructions with no output registers.
2527 (get_in_type): Return this if it is a register of
2529 (hsa_get_declaration_name): Moved to...
2530 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
2531 temporary string on an obstack instead from ggc.
2532 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
2533 down to two overloads.
2534 (hsa_allocp_operand_address): Removed.
2535 (hsa_allocp_operand_immed): Likewise.
2536 (hsa_allocp_operand_reg): Likewise.
2537 (hsa_allocp_operand_code_list): Likewise.
2538 (hsa_allocp_operand_operand_list): Likewise.
2539 (hsa_allocp_inst_basic): Likewise.
2540 (hsa_allocp_inst_phi): Likewise.
2541 (hsa_allocp_inst_mem): Likewise.
2542 (hsa_allocp_inst_atomic): Likewise.
2543 (hsa_allocp_inst_signal): Likewise.
2544 (hsa_allocp_inst_seg): Likewise.
2545 (hsa_allocp_inst_cmp): Likewise.
2546 (hsa_allocp_inst_br): Likewise.
2547 (hsa_allocp_inst_sbr): Likewise.
2548 (hsa_allocp_inst_call): Likewise.
2549 (hsa_allocp_inst_arg_block): Likewise.
2550 (hsa_allocp_inst_comment): Likewise.
2551 (hsa_allocp_inst_queue): Likewise.
2552 (hsa_allocp_inst_srctype): Likewise.
2553 (hsa_allocp_inst_packed): Likewise.
2554 (hsa_allocp_inst_cvt): Likewise.
2555 (hsa_allocp_inst_alloca): Likewise.
2556 (hsa_allocp_bb): Likewise.
2558 (hsa_init_data_for_cfun): Initialize obstack.
2559 (hsa_deinit_data_for_cfun): Release memory of the obstack.
2560 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
2561 (hsa_op_reg::operator new): Likewise.
2562 (hsa_op_address::operator new): Likewise.
2563 (hsa_op_code_list::operator new): Likewise.
2564 (hsa_op_operand_list::operator new): Likewise.
2565 (hsa_insn_basic::operator new): Likewise.
2566 (hsa_insn_phi::operator new): Likewise.
2567 (hsa_insn_br::operator new): Likewise.
2568 (hsa_insn_sbr::operator new): Likewise.
2569 (hsa_insn_cmp::operator new): Likewise.
2570 (hsa_insn_mem::operator new): Likewise.
2571 (hsa_insn_atomic::operator new): Likewise.
2572 (hsa_insn_signal::operator new): Likewise.
2573 (hsa_insn_seg::operator new): Likewise.
2574 (hsa_insn_call::operator new): Likewise.
2575 (hsa_insn_arg_block::operator new): Likewise.
2576 (hsa_insn_comment::operator new): Likewise.
2577 (hsa_insn_srctype::operator new): Likewise.
2578 (hsa_insn_packed::operator new): Likewise.
2579 (hsa_insn_cvt::operator new): Likewise.
2580 (hsa_insn_alloca::operator new): Likewise.
2581 (hsa_init_new_bb): Likewise.
2582 (hsa_bb::append_phi): New function.
2583 (gen_hsa_phi_from_gimple_phi): Use it.
2584 (get_symbol_for_decl): Fix dinstinguishing between
2585 global and local functions. Put local variables into a segment
2586 according to their attribute or static flag, if there is one.
2587 (hsa_insn_br::hsa_insn_br): New.
2588 (hsa_insn_br::operator new): Likewise.
2589 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
2590 (query_hsa_grid_nodim): New function.
2591 (multiply_grid_dim_characteristics): Likewise.
2592 (gen_get_num_threads): Likewise.
2593 (gen_get_num_teams): Reimplemented.
2594 (gen_get_team_num): Likewise.
2595 (gen_hsa_insns_for_known_library_call): Updated calls to the above
2597 (get_memory_order_name): Removed.
2598 (get_memory_order): Likewise.
2599 (hsa_memorder_from_tree): New function.
2600 (gen_hsa_ternary_atomic_for_builtin): Renamed to
2601 gen_hsa_atomic_for_builtin, can also create signals.
2602 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
2603 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
2604 (hsa_insn_atomic): Fix function comment.
2605 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
2606 ancestor constructor and initialization of new member variables.
2607 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
2609 (hsa_get_host_function): Handle functions with no bound CPU
2610 implementation. Fix binded to bound.
2611 (get_brig_function_name): Likewise.
2612 (HSA_SORRY_ATV): Remove semicolon after macro.
2613 (HSA_SORRY_AT): Likewise.
2614 (omp_simple_builtin::generate): Add missing semicolons.
2615 (hsa_insn_phi::operator new): Removed.
2616 (hsa_insn_br::operator new): Likewise.
2617 (hsa_insn_cbr::operator new): Likewise.
2618 (hsa_insn_sbr::operator new): Likewise.
2619 (hsa_insn_cmp::operator new): Likewise.
2620 (hsa_insn_mem::operator new): Likewise.
2621 (hsa_insn_atomic::operator new): Likewise.
2622 (hsa_insn_signal::operator new): Likewise.
2623 (hsa_insn_seg::operator new): Likewise.
2624 (hsa_insn_call::operator new): Likewise.
2625 (hsa_insn_arg_block::operator new): Likewise.
2626 (hsa_insn_comment::operator new): Likewise.
2627 (hsa_insn_srctype::operator new): Likewise.
2628 (hsa_insn_packed::operator new): Likewise.
2629 (hsa_insn_cvt::operator new): Likewise.
2630 (hsa_insn_alloca::operator new): Likewise.
2631 (get_symbol_for_decl): Accept CONST_DECLs, put them to
2633 (gen_hsa_addr): Also process CONST_DECLs.
2634 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
2636 (gen_hsa_unary_operation): Make sure the function does
2637 not use bittype source type for firstbit and lastbit operations.
2638 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
2640 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
2642 (emit_branch_insn): Renamed to emit_cond_branch_insn.
2643 Emit the width stored in the class.
2644 (emit_generic_branch_insn): New function.
2645 (emit_insn): Call emit_generic_branch_insn.
2646 (emit_signal_insn): Remove obsolete comment. Update
2647 member variable name, pick a type according to profile.
2648 (emit_alloca_insn): Remove obsolete comment.
2649 (emit_atomic_insn): Likewise.
2650 (emit_queue_insn): Get segment and memory order from the IR object.
2651 (hsa_brig_section): Make allocate_new_chunk, chunks
2652 and cur_chunk provate, add a default NULL parameter to add method.
2653 (hsa_brig_section::add): Added a new parameter, store pointer to
2654 output data there if it is non-NULL.
2655 (emit_function_directives): Use this new parameter instead of
2656 calculating the pointer itself, fix function comment.
2657 (hsa_brig_emit_function): Add forgotten endian conversion.
2658 (hsa_output_kernels): Remove unnecessary building of
2659 kernel_dependencies_vector_type.
2660 (emit_immediate_operand): Declare.
2661 (emit_directive_variable): Also emit initializers of CONST_DECLs.
2662 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
2663 (verify_function_arguments): Properly detect variadic
2665 * hsa-dump.c (hsa_width_specifier_name): New function.
2666 (dump_hsa_insn_1): Dump generic branch instructions, update signal
2667 member variable name. Special dumping for queue objects.
2668 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
2669 m_binded_functions to m_bound_functions. Copy externally visible flag
2671 (ipa_hsa_write_summary): Likewise.
2672 (ipa_hsa_read_section): Likewise.
2674 2016-11-23 Richard Biener <rguenther@suse.de>
2676 PR tree-optimization/78396
2677 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
2678 vectorize try vectorizing an if-converted body using BB vectorization.
2680 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2681 Alan Hayward <alan.hayward@arm.com>
2682 David Sherwood <david.sherwood@arm.com>
2684 * rtlanal.c (subreg_get_info): Use more local variables.
2685 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
2686 occupies at least one register. Assume that full hard registers
2687 have consistent endianness. Share previously-duplicated if block.
2688 Rework the main handling so that it operates on independently-
2689 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
2690 to check lowpart offsets, without trying to find an equivalent
2691 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
2692 as a final register-endianness correction.
2694 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2700 * combine.c (make_compound_operation_int): Do not convert a subreg of
2701 a non-constant logical shift right to a zero_extract. Handle the case
2702 where some zero bits have been shifted into the range covered by that
2705 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2706 Alan Hayward <alan.hayward@arm.com>
2707 David Sherwood <david.sherwood@arm.com>
2709 * rtl.h (subreg_size_offset_from_lsb): Declare.
2710 (subreg_offset_from_lsb): New function.
2711 (subreg_size_lowpart_offset): Declare.
2712 (subreg_lowpart_offset): Turn into an inline function.
2713 (subreg_size_highpart_offset): Declare.
2714 (subreg_highpart_offset): Turn into an inline function.
2715 * emit-rtl.c (subreg_size_lowpart_offset): New function.
2716 (subreg_size_highpart_offset): Likewise
2717 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
2719 2016-11-23 Richard Biener <rguenther@suse.de>
2721 PR tree-optimization/78482
2722 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
2723 (remove_forwarder_block_with_phi): When merging with a loop
2724 header creates a new latch reset number of iteration information
2727 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
2729 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
2730 (*ashrsi3_extend0): ...this. Accept constant integers.
2731 (*ashrsi3_extend2): Rename to...
2732 (*ashrsi3_extend1): ...this.
2733 (*ashrsi3_extend2): New pattern.
2734 (*lshrsi3_extend1): Accept constant integers.
2735 (*lshrsi3_extend2): Fix condition on operand 2.
2737 2016-11-23 Martin Liska <mliska@suse.cz>
2739 * config/i386/i386.c: Initialize function pointer to NULL.
2741 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2743 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2744 for A == C1 ? A : C2 to below.
2745 * match.pd: Move from above to here:
2746 (cond (eq (convert1? x) c1) (convert2? x) c2)
2747 -> (cond (eq x c1) c1 c2).
2749 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2751 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2752 for A cmp C1 ? A : C2 to below, also simplify remaining code.
2753 * match.pd: Move and extend simplification from above to here:
2754 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2755 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
2756 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
2758 2016-11-23 Martin Liska <mliska@suse.cz>
2759 Martin Jambor <mjambor@suse.cz>
2761 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
2763 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
2766 * opts.c (finish_options): Set -fsyntax-only if running self tests.
2768 2016-11-23 Richard Biener <rguenther@suse.de>
2771 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
2772 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
2774 2016-11-23 Richard Biener <rguenther@suse.de>
2777 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
2780 2016-11-23 Richard Biener <rguenther@suse.de>
2781 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
2783 PR tree-optimization/78154
2784 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
2785 returns it's argument and the argument is nonnull.
2786 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
2787 ATT_RETNONNULL_NOTHROW_LEAF.
2788 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
2789 ATTR_RETNONNULL_NOTHROW_LEAF.
2790 (BUILT_IN_STPCPY): Likewise.
2791 (BUILT_IN_STPNCPY): Likewise.
2792 (BUILT_IN_MEMPCPY_CHK): Likewise.
2793 (BUILT_IN_STPCPY_CHK): Likewise.
2794 (BUILT_IN_STPNCPY_CHK): Likewise.
2795 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
2796 (BUILT_IN_STRNCAT): Likewise.
2797 (BUILT_IN_STRNCPY): Likewise.
2798 (BUILT_IN_MEMSET_CHK): Likewise.
2799 (BUILT_IN_STRCAT_CHK): Likewise.
2800 (BUILT_IN_STRCPY_CHK): Likewise.
2801 (BUILT_IN_STRNCAT_CHK): Likewise.
2802 (BUILT_IN_STRNCPY_CHK): Likewise.
2804 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
2806 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
2807 * fold-const.h (tree_expr_nonzero_p) : Declare.
2808 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
2810 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
2812 * system.h (HAVE_DESIGNATED_INITIALIZERS,
2813 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
2814 "defined" in macros.
2815 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
2816 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
2817 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
2819 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
2822 * config/avr/constraints.md (Csp): Widen range to [-11..6].
2823 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
2824 of RCALLs in prologue to 3.
2826 2016-11-22 Michael Collison <michael.collison@arm.com>
2828 * config/aarch64/aarch64-protos.h
2829 (aarch64_and_split_imm1, aarch64_and_split_imm2)
2830 (aarch64_and_bitmask_imm): New prototypes
2831 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
2832 New overloaded function to create bit mask covering the
2833 lowest to highest bits set.
2834 (aarch64_and_split_imm2): New overloaded functions to create bit
2835 mask of zeros between first and last bit set.
2836 (aarch64_and_bitmask_imm): New function to determine if a integer
2837 is a valid two instruction "and" operation.
2838 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
2839 allowing wider range of constants with "and" operations.
2840 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
2841 "and" operator from matching restricted constant range used for
2842 ior and xor operators.
2843 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
2844 for constants in "and" operantions.
2845 (UsP constraint): New DImode constraint for constants
2846 in "and" operations.
2847 * config/aarch64/iterators.md (lconst2): New mode iterator.
2848 (LOGICAL2): New code iterator.
2849 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
2851 (aarch64_logical_and_operand): New predicate allowing extended
2852 constants for "and" operations.
2854 2016-11-22 Walter Lee <walt@tilera.com>
2856 * config/tilegx/tilegx.md (trap): New pattern.
2857 * config/tilepro/tilepro.md (trap): Likewise.
2859 2016-11-22 Walter Lee <walt@tilera.com>
2861 * config/tilegx/tilegx.md (*zero_extract): Use
2862 define_insn_and_split instead of define_insn; Handle pos + size >
2864 (*sign_extract): Likewise.
2866 2016-11-22 Marek Polacek <polacek@redhat.com>
2868 PR tree-optimization/78455
2869 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
2871 2016-11-22 Ian Lance Taylor <iant@golang.org>
2875 * godump.c (go_format_type): Always pass alignment as 1 when
2876 calling go_append_padding at end of struct/union.
2878 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2881 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
2882 _mm512_setzero_hi): Removed.
2883 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
2884 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
2885 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
2886 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
2887 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
2888 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
2889 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
2890 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
2891 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
2892 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
2893 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
2894 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
2895 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
2896 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
2897 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
2898 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
2899 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
2900 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
2901 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
2902 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
2903 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
2904 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
2905 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
2906 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
2907 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
2908 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
2909 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
2910 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
2911 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
2912 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
2913 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
2914 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
2915 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
2916 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
2917 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
2918 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
2919 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2920 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2921 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2922 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
2923 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
2924 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
2925 _mm512_setzero_qi or _mm512_setzero_hi.
2926 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
2927 _mm512_maskz_dbsad_epu8): Formatting fixes.
2928 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
2929 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2930 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2931 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2932 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
2933 _mm512_setzero_qi or _mm512_setzero_hi.
2935 2016-11-22 Nathan Sidwell <nathan@acm.org>
2937 * gcc-ar.c (main): Fix indentation.
2938 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
2939 * ggc-page.c (move_ptes_to_front): Fix formatting.
2940 * hsa-dump.c (dump_has_cfun): Fix indentation.
2941 * sel-sched-ir.h: Remove trailing blank lines.
2943 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2944 Alexander Monakov <amonakov@ispras.ru>
2946 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
2947 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
2948 (omp_clause_code_name): Add _simt_ name.
2949 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
2950 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
2951 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
2952 (scan_omp_simd): New function.
2953 (scan_omp_1_stmt): Use it in target regions if needed.
2954 (omp_max_vf): Don't max with omp_max_simt_vf.
2955 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
2956 OMP_CLAUSE__SIMT_ is present.
2957 (lower_rec_input_clauses): Compute maybe_simt from presence of
2959 (lower_lastprivate_clauses): Likewise.
2960 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
2961 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
2962 * internal-fn.def (GOMP_USE_SIMT): New internal function.
2963 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
2965 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
2967 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
2968 (expand_GOMP_SIMT_VF): New.
2969 (expand_GOMP_SIMT_LAST_LANE): New.
2970 (expand_GOMP_SIMT_ORDERED_PRED): New.
2971 (expand_GOMP_SIMT_VOTE_ANY): New.
2972 (expand_GOMP_SIMT_XCHG_BFLY): New.
2973 (expand_GOMP_SIMT_XCHG_IDX): New.
2974 * internal-fn.def (GOMP_SIMT_LANE): New.
2975 (GOMP_SIMT_VF): New.
2976 (GOMP_SIMT_LAST_LANE): New.
2977 (GOMP_SIMT_ORDERED_PRED): New.
2978 (GOMP_SIMT_VOTE_ANY): New.
2979 (GOMP_SIMT_XCHG_BFLY): New.
2980 (GOMP_SIMT_XCHG_IDX): New.
2981 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
2982 (create_omp_child_function): ...here. Set "omp target entrypoint"
2983 or "omp declare target" attribute based on is_gimple_omp_offloaded.
2984 (omp_max_simt_vf): New. Use it...
2985 (omp_max_vf): ...here.
2986 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
2987 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
2988 (lower_omp_ordered): Likewise, for "ordered" lowering.
2989 (expand_omp_simd): Add SIMT transforms.
2990 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
2991 (execute_omp_device_lower): New.
2992 (pass_data_omp_device_lower): New.
2993 (pass_omp_device_lower): New pass.
2994 (make_pass_omp_device_lower): New.
2995 * passes.def (pass_omp_device_lower): Position new pass.
2996 * tree-pass.h (PROP_gimple_lomp_dev): Define.
2997 (make_pass_omp_device_lower): Declare.
2999 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3002 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
3003 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
3005 (_mm_maskz_load_epi64): Likewise.
3006 (_mm_setzero_hi): Removed.
3007 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
3009 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
3010 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
3011 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
3012 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
3013 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
3014 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
3015 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
3016 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
3017 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
3018 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
3019 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
3021 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
3022 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
3023 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
3024 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
3025 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
3026 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
3027 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
3028 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
3029 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
3030 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
3031 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
3032 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
3033 instead of _mm_setzero_hi.
3034 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
3035 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
3036 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
3037 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
3038 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
3039 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
3040 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
3041 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
3042 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
3043 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
3044 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
3045 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
3046 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
3047 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
3048 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
3049 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
3050 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
3051 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
3052 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
3053 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
3054 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
3055 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
3056 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
3057 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
3058 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
3059 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
3061 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
3062 instead of _mm_setzero_hi.
3063 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
3064 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
3065 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
3066 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
3067 _mm_setzero_si128 instead of _mm_setzero_di.
3068 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
3069 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
3070 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
3071 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
3072 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
3073 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
3074 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
3075 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
3076 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
3077 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
3078 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
3079 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
3080 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
3081 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
3082 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
3083 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
3084 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
3085 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
3086 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
3087 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
3088 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
3089 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
3090 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
3091 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
3092 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
3093 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
3094 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
3095 _mm512_maskz_insertf32x8): Formatting fixes.
3096 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
3097 _mm_setzero_si128 instead of _mm_setzero_di.
3098 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
3099 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
3100 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
3101 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
3102 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
3103 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
3104 _mm_setzero_si128 instead of _mm_setzero_di.
3105 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
3107 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
3108 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
3109 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
3110 _mm_setzero_si128 instead of _mm_setzero_hi.
3111 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
3112 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
3113 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
3114 instead of _mm_setzero_di.
3115 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
3116 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
3118 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
3119 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
3121 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
3123 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
3124 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
3125 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
3127 2016-11-22 Carl Love <cel@us.ibm.com>
3129 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
3130 equal and vector compare not equal. The vector compares take two
3131 arguments of type vector bool char, vector bool short, vector bool int,
3132 vector bool long long with the same return type.
3133 * doc/extend.texi: Update built-in documentation file for the new
3136 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
3138 * Makefile.in ($(lang_checks_parallelized)): Fix detection
3141 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3143 * config.gcc: Allow new rmprofile value for configure option
3144 --with-multilib-list.
3145 * config/arm/t-rmprofile: New file.
3146 * doc/install.texi (--with-multilib-list): Document new rmprofile value
3149 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3152 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
3153 register operand in alternatives 4,5,6.
3155 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3158 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
3159 in save register mask if it is needed.
3161 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3163 PR tree-optimization/78436
3164 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
3165 (shift_bytes_in_array, shift_bytes_in_array_right,
3166 merged_store_group::apply_stores): Formatting fixes.
3167 (clear_bit_region): Likewise. Use memset.
3168 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
3169 instead of EXPR and inerted instead of inserted. Use memset instead
3170 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
3174 * expmed.c (expand_divmod): Use wide_int for computation of
3175 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
3176 Use size <= HOST_BITS_PER_WIDE_INT instead of
3177 HOST_BITS_PER_WIDE_INT >= size.
3179 PR tree-optimization/78445
3180 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
3181 any_complicated_phi, version loop even if flag_tree_loop_if_convert
3182 is 1. Formatting fix.
3184 2016-11-22 Martin Liska <mliska@suse.cz>
3187 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
3188 (sem_function::get_hash): Use the new field.
3189 (sem_function::parse): Remove an argument from ctor.
3190 (sem_variable::parse): Likewise.
3191 (sem_variable::get_hash): Use the new field.
3192 (sem_item_optimizer::read_section): Use new ctor and set hash.
3193 * ipa-icf.h: _hash is removed from sem_item::sem_item,
3194 sem_variable::sem_variable, sem_function::sem_function.
3196 2016-11-21 Jeff Law <law@redhat.com>
3199 * config/cris/cris.md: Don't call copy_to_mode_reg unless
3200 can_create_pseudo_p is true.
3202 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
3205 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
3206 *rotldi3_insert_7): New define_insns.
3208 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3210 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
3211 so that DImode can be allocated to FP/vector registers in more
3212 cases, and we can avoid direct move operations. If the register
3213 needs reloading, prefer GPRs over FP/vector registers. In the
3214 case of FPR vs. Altivec registers, prefer FPR registers unless we
3215 have the ISA 3.0 reg+offset scalar instructions.
3216 (movdi_internal64): Likewise.
3218 2016-11-21 Jakub Jelinek <jakub@redhat.com>
3221 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
3222 for tmp simd array if DECL_NAME (parm) is NULL.
3224 2016-11-20 Jeff Law <law@redhat.com>
3227 * config/m68k/predicates.md (swap_peephole_relational_operator): New
3229 * config/m68k/m68k.md (relational tests against 65535/65536): New
3232 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3234 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
3236 2016-11-21 Martin Sebor <msebor@redhat.com>
3238 * doc/invoke.texi (-fprintf-return-value): Document that option
3239 is enabled by default.
3241 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3243 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
3244 for-loop declaration of loop variable.
3245 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
3246 * config/avr/avr.c (avr_popcount_each_byte)
3247 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
3248 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
3249 (avr_expand_epilogue, avr_function_arg_advance)
3250 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
3251 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
3252 (avr_adjust_reg_alloc_order, output_reload_in_const)
3253 (avr_conditional_register_usage, avr_find_unused_d_reg)
3254 (avr_map_decompose, avr_fold_builtin): Same.
3256 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3258 * config/avr/avr.c (avr_popcount): Remove static function.
3259 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
3261 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
3263 * arm.opt (mapcs-float): Delete option.
3264 * arm.c (arm_option_override): Remove hunk relating to
3266 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
3268 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
3270 * tree-tailcall.c (process_assignment): Simplify the check for
3271 a valid copy, allowing the source to be a local variable as
3272 well as an SSA name.
3273 (find_tail_calls): Allow copies between local variables to follow
3274 the call. Allow the result to be stored in any local variable,
3275 even if it's an aggregate.
3276 (eliminate_tail_call): Check whether the result is an SSA name
3277 before updating its SSA_NAME_DEF_STMT.
3279 2016-11-21 David Malcolm <dmalcolm@redhat.com>
3281 PR preprocessor/78324
3282 * input.c (get_substring_ranges_for_loc): Fail gracefully if
3283 -ftrack-macro-expansion has a value other than 2.
3285 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
3287 PR rtl-optimization/78400
3288 * shrink-wrap.c (try_shrink_wrapping_separate): Call
3289 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
3290 and df_update_exit_block_uses.
3292 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3295 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
3296 new default-enabled warning..
3297 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
3298 (BT_PTR_CONST_STRING): Updated.
3299 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
3300 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
3301 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
3302 (strftime): Update builtin function.
3303 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
3304 * tree.h (const_tm_ptr_type_node): New type node.
3305 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
3306 const_tm_ptr_type_node.
3308 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3310 PR tree-optimization/78413
3311 * tree-if-conv.c (versionable_outer_loop_p): Require that both
3312 inner and outer loop latches have single predecessors.
3314 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3317 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
3318 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
3320 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3322 * rtl.h: Adjust prototype.
3323 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
3324 (dead_or_set_regno_p): Likewise.
3326 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3328 * rtl.h: Adjust prototype.
3329 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
3331 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3333 * function.c (contains): Change argument type to rtx_insn *.
3334 (prologue_contains): Likewise.
3335 (epilogue_contains): Likewise.
3336 (prologue_epilogue_contains): Likewise.
3337 * function.h: Adjust prototype.
3339 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3341 * optabs.c (emit_libcall_block): Change argument type to
3343 * optabs.h: Adjust prototype.
3345 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3347 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
3348 (fixup_reorder_chain): Adjust.
3349 * cfgrtl.h: Adjust prototype.
3351 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3353 * rtl.h: Adjust prototype.
3354 * rtlanal.c (replace_label_in_insn): Change argument type to
3357 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3359 * config/v850/v850.c (expand_prologue): Adjust.
3360 (expand_epilogue): Likewise.
3361 * expr.c (init_expr_target): Likewise.
3362 * genrecog.c (print_subroutine): Always make the argument type
3364 * recog.h: Adjust prototype.
3366 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3368 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
3369 up variables to make some rtx_insn *.
3370 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
3371 * config/arc/arc.c: Likewise.
3372 * config/arm/arm.c: Likewise.
3373 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
3374 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
3376 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
3378 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3380 * config/arm/arm.c (legitimize_pic_address): Change to use
3381 rtx_insn * as the type of variables.
3382 (arm_pic_static_addr): Likewise.
3383 (arm_emit_movpair): Likewise.
3384 * config/c6x/c6x.c (reorg_split_calls): Likewise.
3385 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
3386 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
3387 * config/frv/frv.md: Likewise.
3388 * config/i386/i386-protos.h: Likewise.
3389 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
3390 (ix86_split_fp_branch): Likewise.
3391 (predict_jump): Likewise.
3392 * config/ia64/ia64.c: Likewise.
3393 * config/mcore/mcore.c: Likewise.
3394 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
3395 * config/s390/s390.c: Likewise.
3396 * config/s390/s390.md: Likewise.
3397 * config/spu/spu.md: Likewise.
3398 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
3399 * lower-subreg.c (resolve_simple_move): Likewise.
3401 2016-11-20 Jeff Law <law@redhat.com>
3404 * reload.h (struct target_reload): Make x_double_reg_address_ok
3406 * reload.c (find_reloads_address): Check if double_reg_address_ok
3407 is true for the mode of the memory reference.
3408 * reload1.c (init_reload): Initialize double_reg_address_ok for
3411 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
3414 * tree-ssa-uninit.c: Define new global max_phi_args.
3415 (compute_uninit_opnds_pos): Use max_phi_args.
3416 (prune_uninit_phi_opnds): Same.
3417 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
3418 missing NUM_PREDS in function comment.
3419 (can_one_predicate_be_invalidated_p): New.
3420 (can_chain_union_be_invalidated_p): New.
3421 (flatten_out_predicate_chains): New.
3422 (uninit_ops_invalidate_phi_use): New.
3423 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
3425 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
3427 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
3428 * match.pd (A /[ex] B CMP C): New simplifications.
3430 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
3432 * match.pd (0 / X, X / X, X % X): New simplifications.
3434 2016-11-19 Jakub Jelinek <jakub@redhat.com>
3436 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
3437 when checking if callee's isa flags are subset of caller's isa flags.
3438 Fix comment wording.
3440 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
3441 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
3442 instead and using = 0 instead of &= 0.
3444 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
3445 ix86_add_new_builtins): Formatting fixes.
3446 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
3447 (ix86_get_builtin): Likewise.
3449 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
3450 don't initialize it, don't use it for the case where it isn't
3451 provable %{z} nor using the same argument, instead move merge
3452 argument into a new pseudo and use that as target. Formatting fixes.
3454 2016-11-19 Jeff Law <law@redhat.com>
3457 * config/m68k/m68k.md (bsetdreg): New pattern.
3458 (bchgdreg, bclrdreg): Likewise.
3460 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
3463 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
3464 instead of force_reg.
3465 (sh_expand_setmem): Likewise.
3467 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
3469 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
3471 2016-11-18 Walter Lee <walt@tilera.com>
3473 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
3474 end-of-bundle marker for consecutive barriers.
3476 2016-11-18 Walter Lee <walt@tilera.com>
3478 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
3480 2016-11-18 Jakub Jelinek <jakub@redhat.com>
3483 * multiple_target.c (get_attr_len): Start with argnum and increment
3484 argnum on every arg. Use strchr in a loop instead of counting commas
3486 (get_attr_str): Increment argnum for every comma in the string.
3487 (separate_attrs): Use for instead of while loop, simplify.
3488 (expand_target_clones): Rename defenition argument to definition.
3489 Free attrs and attr_str even when diagnosing errors. Temporarily
3490 change input_location around targetm.target_option.valid_attribute_p
3491 calls. Don't emit warning or errors if that function fails.
3493 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
3496 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
3497 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
3498 abbrev_opt_base_type_end only by increasing die_abbrev, before
3500 (optimize_abbrev_table): Don't change abbrev numbers of
3501 base types and CU or optimize implicit consts in them if
3502 calc_base_type_die_sizes has been called during build_abbrev_table.
3503 (calc_base_type_die_sizes): If abbrev_opt_start, set
3504 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
3506 2016-11-18 Jeff Law <law@redhat.com>
3509 * config/m68k/m68k.c (moveq feeding equality comparison): New
3511 * config/m68k/predicates.md (addq_subq_operand): New predicate.
3512 (equality_comparison_operator): Likewise.
3514 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3516 * rtlanal.c (load_extend_op): Move to...
3517 * rtl.h: ...here and make inline.
3519 2016-11-18 Terry Guo <terry.guo@arm.com>
3520 Thomas Preud'homme <thomas.preudhomme@arm.com>
3522 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
3523 * config/arm/arm-opts.h: Include arm-flags.h.
3524 (struct arm_arch_core_flag): Define.
3525 (arm_arch_core_flags): Define.
3526 * config/arm/arm-protos.h: Include arm-flags.h
3527 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
3528 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
3529 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
3530 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
3531 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
3532 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
3533 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
3534 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
3535 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
3536 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
3537 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
3538 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
3539 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
3540 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
3541 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
3542 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
3543 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
3544 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
3545 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
3546 ARM_FSET_CPU_SUBSET): Move to ...
3547 * config/arm/arm-flags.h: This new file.
3548 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
3549 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
3550 (TARGET_MODE_SPECS): Define.
3551 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
3553 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
3555 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
3556 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
3557 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
3558 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
3559 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
3560 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
3561 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
3562 missing and make value unsigned.
3563 (arm_feature_set): Use unsigned entries instead of unsigned long.
3565 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3567 Re-apply after PR bootstrap/77359 is fixed:
3568 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3570 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3571 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
3574 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3577 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
3578 variables in functions calling alloca. Also update the ASCII
3580 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
3581 (STACK_DYNAMIC_OFFSET): Likewise.
3582 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
3583 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
3586 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3587 Alan Hayward <alan.hayward@arm.com>
3588 David Sherwood <david.sherwood@arm.com>
3590 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
3591 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
3592 (add_const_value_attribute): Likewise.
3593 * explow.c (plus_constant): Likewise.
3594 * expmed.c (expand_mult, make_tree): Likewise.
3595 * expr.c (convert_modes): Likewise.
3596 * loop-doloop.c (doloop_optimize): Likewise.
3597 * postreload.c (reload_cse_simplify_set): Likewise.
3598 * simplify-rtx.c (simplify_const_unary_operation): Likewise
3599 (simplify_binary_operation_1, simplify_const_binary_operation):
3601 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
3602 * wide-int.h: Update documentation to recommend rtx_mode_t
3603 instead of std::make_pair.
3605 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3606 Alan Hayward <alan.hayward@arm.com>
3607 David Sherwood <david.sherwood@arm.com>
3609 * tree.h (SET_DECL_MODE): New macro.
3610 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
3611 (expand_gimple_basic_block): Likewise.
3612 * function.c (split_complex_args): Likeise.
3613 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
3614 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
3615 * stor-layout.c (layout_decl, relayout_decl): Likewise.
3616 (finish_bitfield_representative): Likewise.
3617 * tree.c (make_node_stat): Likewise.
3618 * tree-inline.c (remap_ssa_name): Likewise.
3619 (tree_function_versioning): Likewise.
3620 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
3621 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
3622 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
3623 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
3624 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
3625 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
3626 * varasm.c (make_debug_expr_from_rtl): Likewise.
3628 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
3630 PR rtl-optimization/71785
3631 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
3632 (duplicate_computed_gotos): New function.
3633 (pass_duplicate_computed_gotos::execute): Rewrite.
3635 2016-11-17 Jeff Law <law@redhat.com>
3638 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
3639 barrier prior to deallocating the stack.
3641 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
3643 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
3644 to make better use of cmem loads in the case where a single bit is
3646 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
3648 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
3650 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
3652 (isa_names_table): Handle new features.
3654 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
3655 Andrew Senkevich <andrew.senkevich@intel.com>
3657 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
3658 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
3659 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
3660 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
3661 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
3662 * config/i386/avx5124fmapsintrin.h: New file.
3663 * config/i386/avx5124vnniwintrin.h: Ditto.
3664 * config/i386/constraints.md (h): New constraint.
3665 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
3666 * config/i386/driver-i386.c (host_detect_local_cpu):
3667 Detect avx5124fmaps, avx5124vnniw.
3668 * config/i386/i386-builtin-types.def: Add types
3669 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
3670 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
3671 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
3672 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
3673 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
3674 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
3675 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
3676 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
3677 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
3678 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
3679 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
3680 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
3681 __builtin_ia32_vp4dpwssds_mask): New.
3682 * config/i386/i386-c.c (ix86_target_macros_internal):
3683 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
3684 * config/i386/i386-modes.def: Fixed comment typos, added new
3685 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
3686 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
3688 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
3689 (ix86_option_override_internal): Handle new options.
3690 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
3692 (ix86_expand_builtin): Handle new builtins.
3693 (ix86_additional_allocno_class_p): New.
3694 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
3695 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
3696 (reg_class): Add MOD4_SSE_REGS.
3697 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
3698 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
3699 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
3700 avx5124vnniwintrin.h.
3701 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
3702 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
3703 (define_mode_iterator IMOD4): New.
3704 (define_mode_attr imod4_narrow): Ditto.
3705 (define_insn "mov<mode>"): Ditto.
3706 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
3707 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
3708 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
3709 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
3710 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
3711 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
3712 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
3713 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
3714 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
3715 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
3716 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
3717 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
3718 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
3719 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
3720 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
3721 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
3722 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
3723 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
3724 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
3725 * genmodes.c (mode_size_inline): Extend return type.
3726 * machmode.h (mode_size, mode_base_align): Extend type.
3728 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
3731 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
3732 the appropriate checks for SFmode/DFmode load/stores in GPR
3734 (fusion_addis_mem_combo_store): Likewise.
3735 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
3736 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
3737 d-form instructions for traditional Altivec registers.
3738 (emit_fusion_p9_load): Likewise.
3739 (emit_fusion_p9_store): Likewise.
3740 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
3741 early clobber from scratch register. Do not match if the register
3742 being stored is the scratch register.
3743 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
3744 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
3745 instructions for traditional Altivec registers.
3746 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
3747 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3748 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3750 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
3753 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
3754 being live in the function and lr needing to be saved. Distinguish
3755 between already saved pushable registers and registers to push.
3756 Check for LR being an available pushable register.
3758 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3760 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
3761 string input is a string constant.
3762 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
3763 via cmpstrnsi even if neither string is constant.
3765 2016-11-17 Jakub Jelinek <jakub@redhat.com>
3768 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
3769 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
3770 instead, return false if it is NULL, or doesn't fit into uhwi, or
3771 is larger or equal to targetm.max_anchor_offset.
3773 2016-11-17 Pip Cet <pipcet@gmail.com>
3774 Eric Botcazou <ebotcazou@adacore.com>
3776 PR rtl-optimization/78355
3777 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
3778 needs to deal with unaligned accesses.
3779 * doc/tm.texi: Regenerate.
3780 * lra-constraints.c (simplify_operand_subreg): Only invoke
3781 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
3783 2016-11-17 David Malcolm <dmalcolm@redhat.com>
3785 * input.c (selftest::test_lexer_string_locations_long_line): New
3787 (selftest::test_lexer_string_locations_raw_string_multiline): New
3789 (selftest::input_c_tests): Call the new functions, via
3790 for_each_line_table_case.
3792 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3794 * config/aarch64/aarch64.md (mov<mode>): Call
3795 aarch64_split_dimode_const_store on DImode constant stores.
3796 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
3798 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
3801 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3802 Richard Biener <rguenther@suse.de>
3804 PR tree-optimization/77848
3805 * tree-if-conv.c (tree_if_conversion): Always version loops unless
3806 the user specified -ftree-loop-if-convert.
3808 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
3811 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
3812 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
3813 *thumb2_strd_base_neg): Recognize insn regardless of
3814 current_tune->prefer_ldrd_strd.
3815 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
3818 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3820 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
3823 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3825 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
3827 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
3828 * config/arc/arc-cpus.def (quarkse_em): Add.
3829 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
3830 * config/arc/arc-opts.h (FPX_QK): Define.
3831 * config/arc/arc-tables.opt: Regenerate.
3832 * config/arc/arc.c (gen_compare_reg): Change.
3833 (arc_register_move_cost): Avoid Dy,Dx moves.
3834 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
3835 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
3836 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
3838 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
3839 (fix_truncsfsi2_fpu): Rename.
3840 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
3841 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
3842 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
3843 * config/arc/t-multilib: Regenerate.
3845 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
3847 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
3849 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
3850 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
3851 (avr_rtx_costs_1, extra_constraint_Q): Same.
3852 (avr_address_cost): Use SUBREG_P if possible.
3854 2016-11-17 Richard Biener <rguenther@suse.de>
3857 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
3858 non-local goto into CFG.
3860 2016-11-17 Richard Biener <rguenther@suse.de>
3862 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
3863 backward compatibility.
3864 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
3865 * tree-if-conv.c (pass_if_conversion::gate): Do not test
3866 flag_tree_loop_if_convert_stores.
3867 (pass_if_conversion::execute): Likewise.
3869 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3871 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
3872 const_double code before calling aarch64_float_const_zero_rtx_p.
3874 2016-11-17 Richard Biener <rguenther@suse.de>
3876 PR tree-optimization/78306
3877 * ipa-inline-analysis.c (initialize_inline_failed): Do not
3878 inhibit inlining if function calls cilk_spawn.
3879 (can_inline_edge_p): Likewise.
3881 2016-11-17 Richard Biener <rguenther@suse.de>
3884 * fold-const.c (negate_expr_p): Fix multiplication case.
3886 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
3889 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
3891 (TARGET_INIT_LIBFUNCS): Delete definition and...
3892 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
3895 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
3897 * config/netbsd-stdint.h: New.
3898 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
3899 (x86_64-*-netbsd*): Likewise.
3901 2016-11-16 Andrew PInski <apinski@cavium.com>
3903 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
3904 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
3905 flag_aarch64_verbose_cost instead of checking for details dump.
3906 (aarch64_rtx_costs_wrapper): Likewise.
3908 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3910 PR rtl-optimization/78378
3911 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
3912 inner only if pos is 0. Fix up formatting.
3914 2016-11-17 Alan Modra <amodra@gmail.com>
3916 PR rtl-optimization/78325
3917 PR rtl-optimization/70890
3918 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
3921 2016-11-16 Jason Merrill <jason@redhat.com>
3923 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
3925 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3926 Richard Biener <rguenther@suse.de>
3928 PR tree-optimization/77848
3929 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
3930 an outer loop, only save basic block aux information for the inner
3932 (versionable_outer_loop_p): New function.
3933 (tree_if_conversion): Version the outer loop instead of the inner
3934 one if the pattern will be recognized for outer-loop
3937 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
3939 * gcc/bb-reorder.c: Remove 'toplev.h' include.
3940 (pass_partition_blocks::gate): No longer check
3941 user_defined_section_attribute, instead check the function decl
3942 for a section attribute.
3943 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
3944 set user_defined_section_attribute.
3945 * gcc/final.c (rest_of_handle_final): Likewise.
3946 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
3947 * gcc/toplev.h: Remove declaration of
3948 user_defined_section_attribute.
3950 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3952 * config/mips/mips.md (casesi_internal_mips16_<mode>):
3953 Explicitly switch between JR and JRC for the table jump. Adjust
3956 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3958 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
3959 `insn_count' to 11 rather than 16.
3961 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3963 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
3964 `ltu' rather than `leu' operation in the RTL pattern
3966 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3968 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
3969 missing <d> instruction prefixes throughout. Correct
3972 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3974 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
3975 rather than R_MIPS_JALR relocation in microMIPS code. Do not
3976 cancel short delay slots in PIC call relaxation.
3978 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
3980 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
3981 general register with general register or ARM constant into SP
3984 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3987 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
3988 that loop->header == body_bb if broken_loop.
3990 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
3992 * tree-ssa-math-opts.c (bswap_replace): Remove test
3993 of SLOW_UNALIGNED_ACCESS.
3995 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
3997 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
3998 is selected. Pass -mgomp to offload compiler in OpenMP case.
3999 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
4000 declaration from nvptx.c.
4001 (nvptx_gen_shuffle): Declare.
4002 (nvptx_output_set_softstack): Declare.
4003 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
4004 (need_softstack_decl): New variable.
4005 (need_unisimt_decl): New variable.
4006 (diagnose_openacc_conflict): New. Use it...
4007 (nvptx_option_override): ...here. Handle TARGET_GOMP.
4008 (nvptx_encode_section_info): Handle "shared" attribute.
4009 (write_as_kernel): Restrict to OpenACC target regions.
4010 (init_softstack_frame): New.
4011 (nvptx_init_unisimt_predicate): New.
4012 (write_omp_entry): New. Use it...
4013 (nvptx_declare_function_name): ...here to emit OpenMP target region
4014 entrypoints. Handle TARGET_SOFT_STACK. Call
4015 nvptx_init_unisimt_predicate.
4016 (nvptx_output_set_softstack): New.
4017 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
4018 (nvptx_gen_shuffle): Export.
4019 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
4021 (nvptx_print_operand): Fix handling of instruction predicates.
4022 (nvptx_get_unisimt_master): New helper function.
4023 (nvptx_get_unisimt_predicate): Ditto.
4024 (nvptx_call_insn_is_syscall_p): Ditto.
4025 (nvptx_unisimt_handle_set): Ditto.
4026 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
4027 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
4028 (nvptx_handle_shared_attribute): New. Use it...
4029 (nvptx_attribute_table): ... here (new entry).
4030 (nvptx_record_offload_symbol): Handle NULL attributes.
4031 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
4032 (nvptx_simt_vf): New.
4033 (TARGET_SIMT_VF): Define.
4034 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
4035 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
4036 -muniform-simt option is active.
4037 (STACK_SIZE_MODE): Define.
4038 (FIXED_REGISTERS): Adjust.
4039 (SOFTSTACK_SLOT_REGNUM): New.
4040 (SOFTSTACK_PREV_REGNUM): New.
4041 (REGISTER_NAMES): Adjust.
4042 (struct machine_function): New fields.
4043 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
4044 (UNSPEC_VOTE_BALLOT): Ditto.
4045 (UNSPEC_LANEID): Ditto.
4046 (UNSPECV_NOUNROLL): Ditto.
4047 (atomic): New attribute.
4048 (predicable): New attribute. Generate predicated forms via
4050 (br_true): Mark as not predicable.
4052 (br_true_uni): Ditto.
4053 (br_false_uni): Ditto.
4055 (trap_if_true): Ditto.
4056 (trap_if_false): Ditto.
4057 (nvptx_fork): Ditto.
4058 (nvptx_forked): Ditto.
4059 (nvptx_joining): Ditto.
4060 (nvptx_join): Ditto.
4061 (nvptx_barsync): Ditto.
4062 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
4063 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
4064 (allocate_stack_<mode>): Remove unused pattern.
4065 (set_softstack_insn): New pattern.
4066 (restore_stack_block): Handle for TARGET_SOFT_STACK.
4067 (nvptx_vote_ballot): New pattern.
4068 (omp_simt_lane): Ditto.
4069 (omp_simt_last_lane): Ditto.
4070 (omp_simt_ordered): Ditto.
4071 (omp_simt_vote_any): Ditto.
4072 (omp_simt_xchg_bfly): Ditto.
4073 (omp_simt_xchg_idx): Ditto.
4074 (nvptx_nounroll): Ditto.
4075 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
4076 (atomic_exchange<mode>): Ditto.
4077 (atomic_fetch_add<mode>): Ditto.
4078 (atomic_fetch_addsf): Ditto.
4079 (atomic_fetch_<logic><mode>): Ditto.
4080 * config/nvptx/nvptx.opt (msoft-stack): New option.
4081 (muniform-simt): Ditto.
4083 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
4084 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
4085 * doc/invoke.texi (msoft-stack): Document.
4086 (muniform-simt): Document
4088 * doc/tm.texi: Regenerate.
4089 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
4090 * target.def: Define it.
4091 * target-insns.def (omp_simt_lane): New.
4092 (omp_simt_last_lane): New.
4093 (omp_simt_ordered): New.
4094 (omp_simt_vote_any): New.
4095 (omp_simt_xchg_bfly): New.
4096 (omp_simt_xchg_idx): New.
4098 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4100 * config/mips/mips-protos.h (mips_set_text_contents_type): New
4102 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
4103 (ASM_OUTPUT_CASE_END): Likewise.
4104 * config/mips/mips.c (mips_set_text_contents_type): New function.
4105 (mips16_emit_constants): Record the pool's initial label number
4106 with the `consttable' insn. Emit a `consttable_end' insn at the end.
4107 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
4108 for `consttable' insns.
4109 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
4110 for `consttable_end' insns.
4111 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
4112 (consttable): Add operand.
4113 (consttable_end): New insn.
4115 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
4117 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
4118 * tree-if-conv.c (tree_if_conversion): Make public.
4119 * * tree-if-conv.h: New file.
4120 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
4121 dynamic alias checks for epilogues.
4122 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
4123 * tree-vect-loop.c: include tree-if-conv.h.
4124 (new_loop_vec_info): Add zeroing orig_loop_info field.
4125 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
4126 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
4127 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
4128 using passed argument.
4129 (vect_transform_loop): Check if created epilogue should be returned
4130 for further vectorization with less vf. If-convert epilogue if
4131 required. Print vectorization success for epilogue.
4132 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
4133 if it is required, pass loop_vinfo produced during vectorization of
4134 loop body to vect_analyze_loop.
4135 * tree-vectorizer.h (struct _loop_vec_info): Add new field
4137 (LOOP_VINFO_ORIG_LOOP_INFO): New.
4138 (LOOP_VINFO_EPILOGUE_P): New.
4139 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
4140 (vect_do_peeling): Change prototype to return epilogue.
4141 (vect_analyze_loop): Add argument of loop_vec_info type.
4142 (vect_transform_loop): Return created loop.
4144 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
4146 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
4147 component as used also if LR_REGNO is a live input to the bb.
4148 * df-scan.c (df_get_entry_block_def_set): Return immediately after
4149 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
4150 (df_get_exit_block_use_set): Ditto.
4151 * df.h (df_scan_flags): New enum.
4152 * shrink-wrap.c (try_shrink_wrapping_separate): Set
4153 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
4154 df_update_entry_block_defs and df_update_exit_block_uses
4155 at the start; clear the flag and call those functions at the end.
4157 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4158 Alan Hayward <alan.hayward@arm.com>
4159 David Sherwood <david.sherwood@arm.com>
4161 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
4162 nb_iterations to the number of latch iterations rather than the
4163 number of loop iterations.
4165 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4166 Alan Hayward <alan.hayward@arm.com>
4167 David Sherwood <david.sherwood@arm.com>
4169 * combine.c (maybe_swap_commutative_operands): New function.
4170 (combine_simplify_rtx): Use it.
4171 (change_zero_ext): Likewise.
4172 (make_compound_operation_int): New function, split out of...
4173 (make_compound_operation): ...here. Use
4174 maybe_swap_commutative_operands for both.
4176 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
4178 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
4179 (neon-vfpv3): New FPU, currently an alias for 'neon'.
4180 * arm/arm-tables.opt: Regenerated.
4181 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
4183 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
4184 and 'neon' are aliases for specific implementations.
4186 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4187 Alan Hayward <alan.hayward@arm.com>
4188 David Sherwood <david.sherwood@arm.com>
4190 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
4191 and use it in the final call to gen_rtx_fmt_ee.
4192 (expand_vec_cond_expr): Update accordingly.
4193 (expand_vec_cmp_expr): Likewise.
4195 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4196 Alan Hayward <alan.hayward@arm.com>
4197 David Sherwood <david.sherwood@arm.com>
4199 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
4201 2016-11-16 Richard Biener <rguenther@suse.de>
4204 * gimplify.c (gimplify_function_tree): Do not instrument
4205 GNU extern inline functions.
4207 2016-11-16 Martin Liska <mliska@suse.cz>
4210 * gimplify.c (gimplify_switch_expr): Always save previous
4211 gimplify_ctxp->live_switch_vars.
4213 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
4215 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
4216 zero_extract operations to allow a movb to occur.
4217 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
4218 * testsuite/gcc.target/arc/movb-2.c: Likewise.
4219 * testsuite/gcc.target/arc/movb-5.c: Likewise.
4220 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
4223 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4224 Alan Hayward <alan.hayward@arm.com>
4225 David Sherwood <david.sherwood@arm.com>
4227 * expr.c (emit_group_load_1): Tighten check for whether an
4228 access involves only one operand of a CONCAT. Use extract_bit_field
4229 for constants if the bit range does span the whole operand.
4231 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4232 Alan Hayward <alan.hayward@arm.com>
4233 David Sherwood <david.sherwood@arm.com>
4235 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
4237 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4238 Alan Hayward <alan.hayward@arm.com>
4239 David Sherwood <david.sherwood@arm.com>
4241 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
4242 all three iteration counts with an any_* test. Use a single update
4243 for each count. Fix the calculation of nb_iterations_estimate.
4245 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4247 * config/pdp11/pdp11.c: Include dbxout.h.
4249 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4251 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
4253 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4256 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
4257 proper ranges for an SBFX instruction.
4258 (extzv_t2): Likewise for UBFX.
4260 2016-11-16 Richard Biener <rguenther@suse.de>
4262 PR tree-optimization/78348
4263 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
4264 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
4265 (classify_partition): Set PKIND_MEMCPY if dependence analysis
4266 revealed no dependency, PKIND_MEMMOVE otherwise.
4268 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4271 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
4272 it points to non-NULL tree, use it instead of ubsan_create_data.
4273 (instrument_si_overflow): Handle vector signed integer overflow
4275 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
4276 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
4277 vector IFN_UBSAN_CHECK_*.
4278 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
4279 pass it through to ubsan_build_overflow_builtin.
4280 (expand_neg_overflow, expand_mul_overflow): Likewise.
4281 (expand_vector_ubsan_overflow): New function.
4282 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
4283 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
4284 (expand_arith_overflow): Adjust expand_*_overflow callers.
4286 2016-11-16 Matthias Klose <doko@ubuntu.com>
4288 * doc/install.texi: Remove references to java/libjava.
4290 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
4292 * tree-ssa-coalesce.c (register_default_def): Remove
4293 register_ssa_partition.
4294 (create_outofssa_var_map): Likewise.
4295 * tree-ssa-live.c (register_ssa_partition_check): Remove.
4296 * tree-ssa-live.h (register_ssa_partition): Likewise.
4298 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
4300 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
4301 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
4302 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
4303 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
4304 rtx when all sub-rtx are also permanent.
4305 (attr_eq): Simplify.
4306 (attr_copy_rtx): Remove.
4307 (make_canonical, get_attr_value): Use attr_equal_p.
4308 (copy_boolean): Rehash NOT.
4309 (simplify_test_exp_in_temp,
4310 optimize_attrs): Remove call to attr_copy_rtx.
4311 (attr_alt_intersection, attr_alt_union,
4312 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
4313 (make_automaton_attrs): Use attr_eq.
4315 2016-11-15 Matthias Klose <doko@ubuntu.com>
4317 * doc/install.texi: Remove references to java/libjava.
4318 * doc/sourcebuild.texi: Likewise.
4319 * doc/invoke.texi: Likewise.
4320 * doc/standards.texi: Likewise.
4322 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4323 Alan Hayward <alan.hayward@arm.com>
4324 David Sherwood <david.sherwood@arm.com>
4326 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
4328 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4329 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4330 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4331 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4332 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4333 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4334 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4336 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4337 Alan Hayward <alan.hayward@arm.com>
4338 David Sherwood <david.sherwood@arm.com>
4340 * dce.c (check_argument_store): Pass the size instead of
4341 the memory reference.
4342 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
4344 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4345 Alan Hayward <alan.hayward@arm.com>
4346 David Sherwood <david.sherwood@arm.com>
4348 * alias.c (canon_rtx): Use simplify_gen_binary.
4350 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4351 Alan Hayward <alan.hayward@arm.com>
4352 David Sherwood <david.sherwood@arm.com>
4354 * rtl.h (load_extend_op): Declare.
4355 * rtlanal.c (load_extend_op): New function.
4356 (nonzero_bits1): Use it.
4357 (num_sign_bit_copies1): Likewise.
4358 * cse.c (cse_insn): Likewise.
4359 * fold-const.c (fold_single_bit_test): Likewise.
4360 (fold_unary_loc): Likewise.
4361 * fwprop.c (free_load_extend): Likewise.
4362 * postreload.c (reload_cse_simplify_set): Likewise.
4363 (reload_cse_simplify_operands): Likewise.
4364 * combine.c (try_combine): Likewise.
4365 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
4366 subreg_lowpart_p checks.
4368 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4369 Alan Hayward <alan.hayward@arm.com>
4370 David Sherwood <david.sherwood@arm.com>
4372 * combine.c (simplify_shift_const_1): Use the number of bits
4373 in the inner mode to determine the range of the shift.
4374 When handling shifts of vectors, skip any rules that apply
4377 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4378 Alan Hayward <alan.hayward@arm.com>
4379 David Sherwood <david.sherwood@arm.com>
4381 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
4384 2016-11-15 Matthias Klose <doko@ubuntu.com>
4386 * doc/install.texi: Remove references to gcj/libjava.
4387 * doc/invoke.texi: Likewise.
4389 2016-11-15 Jeff Law <law@redhat.com>
4391 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
4392 parameter. Callers changed.
4393 (check-subpath_and_update_thread_path): Extracted from
4394 fsm_find_control_statement_thread_paths.
4395 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
4396 (handle_phi, handle_assignment): Allow any constant node, not
4399 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
4401 * config/arc/arc-arch.h: New file.
4402 * config/arc/arc-arches.def: Likewise.
4403 * config/arc/arc-cpus.def: Likewise.
4404 * config/arc/arc-options.def: Likewise.
4405 * config/arc/t-multilib: Likewise.
4406 * config/arc/genmultilib.awk: Likewise.
4407 * config/arc/genoptions.awk: Likewise.
4408 * config/arc/arc-tables.opt: Likewise.
4409 * config/arc/driver-arc.c: Likewise.
4410 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
4411 * common/config/arc/arc-common.c (arc_handle_option): Trace
4413 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
4414 options; check for supported cpu against arc-cpus.def file.
4415 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
4416 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
4417 * config/arc/arc-c.def: Add emacs local variables.
4418 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
4419 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
4420 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
4421 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
4422 (DEFAULT_arc_fpu_build): Define.
4423 (DEFAULT_arc_mpy_option): Define.
4424 * config/arc/arc-protos.h (arc_init): Delete.
4425 * config/arc/arc.c (arc_cpu_name): New variable.
4426 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
4427 (arc_arc700, arc_arc600, arc_arc601): New variable.
4428 (arc_init): Add static; remove selection of default tune value,
4429 cleanup obsolete error messages.
4430 (arc_override_options): Make use of .def files for selecting the
4431 right cpu and option configurations.
4432 * config/arc/arc.h (stdbool.h): Include.
4433 (TARGET_CPU_DEFAULT): Define.
4434 (CPP_SPEC): Remove mcpu=NPS400 handling.
4435 (arc_cpu_to_as): Declare.
4436 (EXTRA_SPEC_FUNCTIONS): Define.
4437 (OPTION_DEFAULT_SPECS): Likewise.
4438 (ASM_DEFAULT): Remove.
4439 (ASM_SPEC): Use arc_cpu_to_as.
4440 (DRIVER_SELF_SPECS): Remove deprecated options.
4441 (arc_base_cpu): Declare.
4442 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
4443 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
4445 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
4446 * config/arc/arc.md (attr_cpu): Remove.
4447 * config/arc/arc.opt (mno-mpy): Deprecate.
4448 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
4449 (mcpu=ARCHS): Remove.
4450 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
4452 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
4453 (arc_fpu): Use new defines.
4454 (mpy-option): Change to use numeric or string like inputs.
4455 * config/arc/t-arc (driver-arc.o): New target.
4456 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
4457 * config/arc/t-arc-newlib: Delete.
4458 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
4459 * doc/invoke.texi (ARC): Update arc options.
4461 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
4463 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
4464 insn at the beginning of the constant pool.
4465 (mips_insert_insn_pseudos): New function.
4466 (mips_machine_reorg2): Call it.
4467 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
4468 UNSPEC_INSN_PSEUDO enum values.
4469 (insn_pseudo, consttable): New insns.
4471 2016-11-15 Michael Matz <matz@suse.de>
4473 PR missed-optimization/77881
4474 * combine.c (simplify_comparison): Remove useless subregs
4475 also inside the loop, not just after it.
4476 (make_compound_operation): Recognize some subregs as being
4479 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4480 Alan Hayward <alan.hayward@arm.com>
4481 David Sherwood <david.sherwood@arm.com>
4483 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
4486 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4488 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
4489 for using xxinsertw and vinsert{b,h} on ISA 3.0.
4491 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
4492 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
4493 vinsert{b,h} on ISA 3.0.
4495 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
4497 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
4498 and cmpnop in two steps: first the ones not accessed in original gimple
4499 expression in a endian independent way and then the ones not accessed
4500 in the final result in an endian-specific way.
4501 (bswap_replace): Stop doing big endian adjustment.
4503 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
4505 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
4506 (*ashl<mode>3_doubleword): Ditto.
4508 2016-11-14 Martin Liska <mliska@suse.cz>
4510 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
4512 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
4513 Richard Biener <rguenther@suse.de>
4515 * doc/invoke.texi (fgimple): Document.
4516 * dumpfile.h (TDF_GIMPLE): Add.
4517 * dumpfile.c (dump_options): Add gimple.
4518 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
4520 (dump_gimple_label): Likewise.
4521 (dump_gimple_phi): Likewise.
4522 (dump_gimple_bb_header): Likewise.
4523 (dump_phi_nodes): Likewise.
4524 (pp_cfg_jump): Likewise. Pass in dump flags.
4525 (dump_implicit_edges): Adjust.
4526 * passes.c (pass_init_dump_file): Do not dump function header
4528 * tree-cfg.c (dump_function_to_file): Dump function return type
4529 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
4531 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
4532 (dump_generic_node): Likewise.
4533 * function.h (struct function): Add pass_startwith member.
4534 * passes.c (execute_one_pass): Implement startwith.
4535 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
4536 and assign proper version for parsed ssa names.
4537 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
4538 * internal-fn.c (expand_PHI): New function.
4539 * internal-fn.h (expand_PHI): Declared here.
4540 * internal-fn.def: New defination for PHI.
4541 * tree-cfg.c (lower_phi_internal_fn): New function.
4542 (build_gimple_cfg): Call it.
4543 (verify_gimple_call): Condition for passing label as arg in internal
4545 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
4546 present PHIs with arguments.
4548 2016-11-14 Martin Liska <mliska@suse.cz>
4551 * common.opt: Add prefer-atomic as a new enum value for
4553 * coretypes.h: Likewise.
4554 * doc/invoke.texi: Document the new option value.
4555 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
4556 * tree-profile.c (tree_profiling): Select default value
4557 of -fprofile-update when 'prefer-atomic' is selected.
4559 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4561 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
4562 (cortex_a57_alu_shift): ...here.
4564 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4566 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
4568 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4569 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4570 (<optab>si3_insn_uxtw): Likewise.
4571 (<optab><mode>3_insn): Likewise.
4572 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
4573 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
4574 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
4575 (<optab><mode>): Likewise.
4576 (insv<mode>): Likewise.
4577 (andim_ashift<mode>_bfiz): Likewise.
4578 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
4579 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
4580 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
4581 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
4582 (exynos_m1_alu_p): Likewise.
4583 * config/arm/types.md: Add bfx.
4584 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
4586 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4588 * config/aarch64/aarch64.c (cortexa57_vector_cost):
4589 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
4591 2016-11-14 Richard Biener <rguenther@suse.de>
4593 PR tree-optimization/78312
4594 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
4595 flow-sensitive info.
4597 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
4600 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
4601 * config/avr/avr.opt (-mabsdata): New option.
4602 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
4603 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
4604 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
4605 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
4606 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
4607 spec depending on AVR_ISA_LDS.
4608 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
4610 2016-11-13 Jakub Jelinek <jakub@redhat.com>
4612 * match.pd: Don't try to compare addresses of variables with
4615 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
4617 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
4618 (propagate_vr_accross_jump_function): Handle unary expressions.
4619 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4620 (load_from_param_1): New.
4621 (load_from_unmodified_param): Factor common part into load_from_param_1.
4622 (load_from_param): New.
4623 (compute_complex_assign_jump_func): Handle unary expressions.
4624 (update_jump_functions_after_inlining): Likewise.
4625 (ipa_write_jump_function): Likewise.
4626 (ipa_read_jump_function): Likewise.
4628 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4631 * doc/invoke.texi: Document Wrestrict.
4632 * pretty-print.c (pp_format): Add case for "Z" specifier.
4633 (test_pp_format): Test "Z" specifier.
4635 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
4637 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
4638 original function needs a static chain.
4640 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
4643 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
4646 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
4649 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
4650 return early if !optional_tbtab.
4652 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
4654 PR rtl-optimization/59461
4655 * doc/rtl.texi (paradoxical subregs): Add missing word.
4656 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
4657 in modes with precision larger than that of last_set_mode.
4658 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
4659 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
4660 REGs to paradoxical SUBREGs.
4661 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
4662 larger than a word before invoking LOAD_EXTEND_OP on it.
4664 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4667 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
4668 element order for little endian ordering.
4670 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
4671 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
4674 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
4677 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
4678 when calculating operand 2.
4679 (rotate to rotatex zext splitter): Ditto.
4681 2016-11-11 Jeff Law <law@redhat.com>
4683 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
4685 (stmt_uses_name_in_undefined_way): New function, extracted from
4686 find_implicit_erroneous_behavior and extended for div/mod case.
4687 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
4688 find_explicit_erroneous_behavior and extended for div/mod case.
4689 (find_implicit_erroneous_behavior): Use new helper function.
4690 (find_explicit_erroneous_behavior): Use new helper function.
4692 2016-11-11 Richard Biener <rguenther@suse.de>
4694 PR tree-optimization/71575
4695 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
4698 2016-11-11 Richard Biener <rguenther@suse.de>
4701 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4702 about uninitialized destination arg of BIT_INSERT_EXPR.
4704 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
4707 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
4708 terminology. Expand to remove ambiguity.
4710 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4712 PR rtl-optimization/78232
4713 * combine.c (try_combine): Add a big comment about why reusing i2dest
4715 (change_zero_ext): Do not call simplify_gen_binary, do the
4716 simplifications manually.
4718 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
4720 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
4721 enable HImode and QImode to go in vector registers by default if
4722 the -mvsx-small-integer option is enabled.
4723 (rs6000_secondary_reload_simple_move): Likewise.
4724 (rs6000_preferred_reload_class): Don't force integer constants to
4725 be loaded into vector registers that we can easily make into
4726 memory (or being created in the GPRs and moved over with direct move).
4727 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
4728 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
4729 vector extraction on ISA 3.0 when the scalar integer can be
4730 allocated in vector registers. Generate the VEC_SELECT directy,
4731 and don't use UNSPEC's to avoid having the scalar type in a vector
4732 register. Make the expander target registers, and let the
4733 combiner fold in results storing to memory, if the machine
4735 (vsx_extract_<mode>_di): Likewise.
4736 (vsx_extract_<mode>_p9): Likewise.
4737 (vsx_extract_<mode>_di_p9): Likewise.
4738 (vsx_extract_<mode>_store_p9): Likewise.
4739 (vsx_extract_si): Likewise.
4740 (vsx_extract_<mode>_p8): Likewise.
4741 (p9_lxsi<wd>zx): Delete, no longer used.
4742 (p9_stxsi<wd>x): Likewise.
4743 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
4744 integers in vector registers for ISA 3.0.
4745 (QHI): Update comment.
4746 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
4747 vector extract instructions in sign/zero extend.
4748 (zero_extendhi<mode>): Likewise.
4749 (extendqi<mode>): Likewise.
4750 (extendhi<mode>2): Likewise.
4751 (HImode splitter for load/sign extend in vector register): Likewise.
4752 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
4753 optimizing floating point conversions to/from small data types and
4754 rewrite it to support QImode/HImode being allowed in vector
4755 registers on ISA 3.0.
4756 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4757 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
4758 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4759 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
4760 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4761 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
4762 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4763 VSPLITISW on ISA 2.07.
4764 (movhi_internal): Combine movhi_internal and movqi_internal into
4765 one mov<mode>_internal with an iterator. Add support for QImode
4766 and HImode being allowed in vector registers. Make large number
4767 of attributes and constraints easier to read.
4768 (movqi_internal): Likewise.
4769 (mov<mode>_internal): Likewise.
4770 (movdi_internal64): Fix constraint to allow loading -16..15 with
4771 VSPLITISW on ISA 2.07.
4772 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
4775 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
4777 PR rtl-optimization/78241
4778 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
4779 but emit initial peel copy if niter expr is not reliable.
4781 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4783 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
4784 (maybe_record_trace_start): If the CFI is different on the new and
4785 old paths, print out both to the dump file before ICEing.
4787 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
4789 * target.def (additional_allocno_class_p): New.
4790 * hooks.h (hook_bool_reg_class_t_false): New prototype.
4791 * hooks.c (hook_bool_reg_class_t_false): New.
4792 * ira.c (setup_allocno_and_important_classes): Use the new hook.
4793 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
4794 * doc/tm.texi: Update.
4796 2016-11-10 Jason Merrill <jason@redhat.com>
4798 * gengtype.c (new_structure): Append to structures list.
4799 (find_structure): Likewise.
4801 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
4803 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
4804 this_dir is 2. Check for this_dir non-zero before dir != this_dir
4807 2016-11-10 Jakub Jelinek <jakub@redhat.com>
4809 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
4810 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
4812 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
4813 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
4814 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
4815 teams distribute parallel for simd even to distribute and teams
4816 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
4817 OMP_CLAUSE_DEPEND_SINK case.
4818 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
4819 (omp_no_lastprivate): Removed.
4820 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
4821 (gimplify_omp_for): Likewise.
4822 (computable_teams_clause): Fail for automatic vars from current
4823 function not yet seen in bind expr.
4824 * langhooks.c (lhd_omp_scalar_p): New function.
4825 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
4826 * varpool.c (varpool_node::get_create): Set node->offloading
4827 even for DECL_EXTERNAL decls.
4828 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
4829 (LANG_HOOKS_OMP_SCALAR_P): Define.
4830 (LANG_HOOKS_DECLS): Use it.
4832 2016-11-10 Martin Liska <mliska@suse.cz>
4835 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
4836 only when SWITCH_BODY is a BIND_EXPR.
4838 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
4841 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
4842 on the context only when it has no DIE yet.
4844 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
4846 * arm.h (target_cpus): Delete.
4847 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
4848 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
4849 (all_architectures): Likewise.
4850 (arm_option_override): Adjust use of CPU enums.
4851 (arm_sched_reorder): Likewise.
4852 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
4853 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
4854 * arm/genopt.sh (processor_type): Prefix enumeration entries with
4856 * arm-tables.opt: Regenerated.
4858 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
4860 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
4862 * config/aarch64/aarch64-tune.md: Regenerated.
4863 * config/arm/arm-cores.def (falkor): New core.
4864 * config/arm/arm-tables.opt: Regenerated.
4865 * config/arm/arm-tune.md: Regenerated.
4866 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
4867 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
4868 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
4869 (ARM Options/-mtune): Likewise.
4871 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
4874 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4876 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4877 (propagate_vr_accross_jump_function): Likewise.
4878 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4879 (load_from_param_1): New.
4880 (load_from_unmodified_param): Factor common part into load_from_param_1.
4881 (load_from_param): New.
4882 (compute_complex_assign_jump_func): Handle unary expressions.
4883 (ipa_write_jump_function): Likewise.
4884 (ipa_read_jump_function): Likewise.
4886 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
4888 * simplify-rtx.c (simplify_binary_operation_1): Simplify
4889 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
4890 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
4893 2016-11-09 David Malcolm <dmalcolm@redhat.com>
4895 * print-rtl-function.c: Include varasm.h.
4896 (print_any_param_name): New function.
4897 (print_param): New function.
4898 (print_rtx_function): Call print_param for each argument.
4899 * print-rtl.c (rtx_writer::finish_directive): New function.
4900 * print-rtl.h (rtx_writer::finish_directive): New decl.
4902 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
4905 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
4906 operand 0 as earlyclobber.
4907 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
4909 2016-11-09 Martin Liska <mliska@suse.cz>
4911 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
4913 2016-11-09 Jakub Jelinek <jakub@redhat.com>
4916 * builtins.c (expand_builtin_memcmp): Formatting fix.
4918 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
4919 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
4920 or of them, renumber other enumerators.
4921 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
4922 * doc/invoke.texi: Document -fsanitize=shift-base and
4923 -fsanitize-shift-exponent, document -fsanitize=shift as
4924 having those 2 suboptions.
4926 2016-11-09 Richard Biener <rguenther@suse.de>
4928 * fold-const.c (tree_swap_operands_p): Remove unused arg.
4929 * fold-const.c (tree_swap_operands_p): Likewise.
4930 (fold_binary_loc): Adjust.
4931 (fold_ternary_loc): Likewise.
4932 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
4933 * gimple-fold.c (fold_stmt_1): Likewise.
4934 * gimple-match-head.c (gimple_resimplify2): Likewise.
4935 (gimple_resimplify3): Likewise.
4936 (gimple_simplify): Likewise.
4937 * tree-ssa-dom.c (record_equality): Likewise.
4938 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
4939 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4940 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
4942 2016-11-09 Richard Biener <rguenther@suse.de>
4944 * tree-ssa-dom.c (canonicalize_comparison): Remove.
4945 (optimize_stmt): Remove redundant pre-propagation canonicalization
4946 of comparison operand order.
4948 2016-11-09 Martin Liska <mliska@suse.cz>
4950 * fold-const-call.c (fold_const_call): Fix the folding.
4952 2016-11-09 Richard Biener <rguenther@suse.de>
4954 * common.opt (flag_evaluation_order): Remove.
4955 * expr.c (expand_operands): Remove code guarded by
4956 flag_evaluation_order.
4957 * fold-const.c (reorder_operands_p): Remove, it always returns
4959 (negate_expr_p): Remove calls to reorder_operands_p.
4960 (fold_negate_expr): Likewise.
4961 (tree_swap_operands_p): Likewise.
4962 (fold_binary_loc): Likewise.
4964 2016-11-09 Andreas Schwab <schwab@suse.de>
4967 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
4968 insns operating on a register.
4970 2016-11-09 Richard Biener <rguenther@suse.de>
4972 PR tree-optimization/78007
4973 * tree-vect-stmts.c (vectorizable_bswap): New function.
4974 (vectorizable_call): Call vectorizable_bswap for
4975 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
4977 2016-11-09 Richard Biener <rguenther@suse.de>
4979 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
4980 Look at the DR_BASE_ADDRESS object for forcing alignment.
4982 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4984 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4985 (propagate_vr_accross_jump_function): Likewise.
4986 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4987 (load_from_param_1): New.
4988 (load_from_unmodified_param): Factor common part into load_from_param_1.
4989 (load_from_param): New.
4990 (compute_complex_assign_jump_func): Handle unary expressions.
4991 (ipa_write_jump_function): Likewise.
4992 (ipa_read_jump_function): Likewise.
4994 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4997 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
4998 Also fold constant passed as argument while computing value range.
4999 (propagate_constants_accross_call): Pass param type.
5000 * ipa-prop.c: export ipa_get_callee_param_type.
5001 * ipa-prop.h: export ipa_get_callee_param_type.
5003 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
5005 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
5006 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
5008 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
5010 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
5011 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
5012 ASAN_STACK_MAGIC_MIDDLE.
5013 (asan_global_struct): Increase the size of fields.
5014 (asan_add_global): Add new field constructor.
5015 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
5016 __asan_version_mismatch_check_v8.
5018 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
5020 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
5023 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
5026 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
5027 Handle ASHIFT and LSHIFTRT.
5028 (dimode_scalar_chain::compute_convert_gain): Ditto.
5029 (dimode_scalar_chain::convert_insn): Ditto.
5031 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5033 * gimple-ssa-store-merging.c: Include selftest.h
5034 (verify_array_eq): New function.
5035 (verify_shift_bytes_in_array): Likewise.
5036 (verify_shift_bytes_in_array_right): Likewise.
5037 (verify_clear_bit_region): Likewise.
5038 (verify_clear_bit_region_be): Likewise.
5039 (store_merging_c_tests): Likewise.
5040 * selftest.h (store_merging_c_tests): Declare prototype.
5041 * selftest-run-tests.c (selftest::run_tests): Run
5042 store_merging_c_tests.
5044 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5046 * config/arm/arm.opt (mold-rtx-costs): Delete.
5047 (mnew-generic-costs): Delete.
5048 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
5049 * config/arm/arm.c (arm_rtx_costs_1): Delete.
5050 (arm_size_rtx_costs): Likewise.
5051 (arm_slowmul_rtx_costs): Likewise.
5052 (arm_fastmul_rtx_costs): Likewise.
5053 (arm_xscale_rtx_costs): Likewise.
5054 (arm_9e_rtx_costs): Likewise.
5055 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
5056 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
5057 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
5058 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
5059 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
5060 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
5061 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
5062 arm_cortex_m7_tune):
5063 Delete rtx_costs field.
5064 (arm_new_rtx_costs): Rename to...
5065 (arm_rtx_costs_internal): ... This.
5066 (arm_rtx_costs): Remove old way of doing rtx costs.
5068 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5070 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
5071 (arm_fastmul_tune): Likewise.
5072 (arm_strongarm_tune): Likewise.
5073 (arm_xscale_tune): Likewise.
5074 (arm_9e_tune): Likewise.
5075 (arm_marvell_pj4_tune): Likewise.
5076 (arm_v6t2_tune): Likewise.
5077 (arm_v6m_tune): Likewise.
5078 (arm_fa726te_tune): Likewise.
5080 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5082 PR tree-optimization/78234
5083 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
5086 2016-11-08 Martin Liska <mliska@suse.cz>
5089 * dbgcnt.def: Add new debug counter asan_use_after_scope.
5090 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
5091 with a value expr. Do not add artificial variables to
5092 live_switch_vars. Use the debug counter.
5093 (gimplify_target_expr): Use the debug counter.
5094 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
5095 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
5096 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
5098 2016-11-08 Richard Biener <rguenther@suse.de>
5100 * tree-vect-stmts.c (get_group_load_store_type): If the
5101 access is aligned do not trigger peeling for gaps.
5102 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
5103 force alignment of vars with DECL_USER_ALIGN.
5105 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
5107 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
5109 2016-11-08 Richard Biener <rguenther@suse.de>
5111 PR tree-optimization/78205
5112 * tree-vect-stmts.c (vectorizable_load): Move check whether
5113 we may run into gaps when BB vectorizing SLP permutations ...
5114 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
5115 here where we can do a more precise check.
5117 2016-11-08 Richard Biener <rguenther@suse.de>
5119 PR tree-optimization/78224
5120 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5121 Split the fallthru edge in case its successor may have PHIs.
5122 Do not free dominance info.
5124 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5127 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
5128 EH info even for bzhi and pdep/pext.
5130 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
5132 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
5133 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
5135 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
5137 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
5139 * config/rs6000/vector.md (div<mode>3): Ditto.
5141 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
5143 * configure.ac (.hidden): Change to conftest_s string. Provide string
5145 (gcc_cv_ld_hidden): Yes for AIX.
5146 * configure: Regenerate.
5148 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
5150 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
5151 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
5152 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
5153 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
5154 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5155 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
5157 (rs6000_xcoff_visibility): New.
5158 (rs6000_xcoff_declare_function_name): Add visibility support.
5159 (rs6000_xcoff_asm_globalize_decl_name): New.
5160 (rs6000_xcoff_asm_output_aligned_decl_common): New.
5161 (rs6000_asm_weaken_decl): New.
5162 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
5163 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
5166 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
5169 * incpath.c (remove_dup): Also silently ignore EPERM.
5171 2016-11-07 Martin Jambor <mjambor@suse.cz>
5173 * tree.c (verify_type_variant): Use pointer comparison to check that
5174 TYPE_SIZE_UNIT match.
5176 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5179 * dse.c (dse_step5): Call scan_reads even if just
5180 insn_info->frame_read. Improve and fix dump file messages.
5183 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
5184 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
5186 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5189 * match.pd: Add following two patterns:
5190 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
5191 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
5193 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
5195 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
5196 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
5197 * rtl.h (duplicate_reg_notes): Declare.
5198 * rtlanal.c (duplicate_reg_note): New function.
5200 PR rtl-optimization/77309
5201 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
5202 don't assume an equality comparison for plain COMPARE.
5203 (simplify_comparison): Pass a more accurate code to
5204 make_compound_operation.
5206 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
5208 * target.def (compute_pressure_classes): New target hook.
5209 * doc/tm.texi.in: Document it.
5210 * doc/tm.texi: Regenerate.
5211 * ira.c (setup_pressure_classes): Call target hook if defined.
5213 2016-11-07 David Malcolm <dmalcolm@redhat.com>
5215 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
5217 (rtx_writer::print_rtx): In compact mode, omit trailing operands
5218 that have the default values.
5219 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
5221 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
5222 label string from expected dump.
5223 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
5226 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5229 * alias.c (nonoverlapping_memrefs_p): If one decl is
5230 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
5232 2016-11-07 Richard Biener <rguenther@suse.de>
5235 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
5238 2016-11-07 Richard Biener <rguenther@suse.de>
5240 PR tree-optimization/78218
5241 * gimple-ssa-store-merging.c
5242 (pass_store_merging::terminate_all_aliasing_chains):
5243 Drop unused argument, fix alias check to also consider uses.
5244 (pass_store_merging::execute): Adjust.
5246 2016-11-07 Richard Biener <rguenther@suse.de>
5248 PR tree-optimization/78228
5249 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
5252 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5255 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
5256 aarch64_simd_shift_imm_<mode> predicate for operand 1.
5257 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
5258 to restrict them to an appropriate range and add FAIL check if the
5259 region they specify is out of range. Delete useless constraint
5261 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
5262 2 and 3 to restrict their range and add pattern predicate.
5264 2016-11-07 Martin Liska <mliska@suse.cz>
5266 * asan.c (enum asan_check_flags): Move the enum to header file.
5267 (asan_init_shadow_ptr_types): Make type creation more generic.
5268 (shadow_mem_size): New function.
5269 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
5270 Rewritten stack unpoisoning code.
5271 (build_shadow_mem_access): Add new argument return_address.
5272 (instrument_derefs): Instrument local variables if use after scope
5273 sanitization is enabled.
5274 (asan_store_shadow_bytes): New function.
5275 (asan_expand_mark_ifn): Likewise.
5276 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
5277 * asan.h (enum asan_mark_flags): Moved here from asan.c
5278 (asan_protect_stack_decl): Protect all declaration that need
5280 (asan_sanitize_use_after_scope): New function.
5281 (asan_no_sanitize_address_p): Likewise.
5282 * cfgexpand.c (partition_stack_vars): Consider
5283 asan_sanitize_use_after_scope in condition.
5284 (expand_stack_vars): Likewise.
5285 * common.opt (-fsanitize-address-use-after-scope): New option.
5286 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5287 Explain the parameter.
5288 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
5289 * gimplify.c (build_asan_poison_call_expr): New function.
5290 (asan_poison_variable): Likewise.
5291 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
5292 variables that have address taken.
5293 (gimplify_decl_expr): Likewise.
5294 (gimplify_target_expr): Likewise for C++ temporaries.
5295 (sort_by_decl_uid): New function.
5296 (gimplify_expr): Unpoison all variables for a label we can jump
5297 from outside of a scope.
5298 (gimplify_switch_expr): Unpoison variables defined in the switch
5300 (gimplify_function_tree): Clear asan_poisoned_variables.
5301 (asan_poison_variables): New function.
5302 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
5303 * internal-fn.c (expand_ASAN_MARK): New function.
5304 * internal-fn.def (ASAN_MARK): Declare.
5305 * opts.c (finish_options): Handle -fstack-reuse if
5306 -fsanitize-address-use-after-scope is enabled.
5307 (common_handle_option): Enable address sanitization if
5308 -fsanitize-address-use-after-scope is enabled.
5309 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
5311 * params.h: Likewise.
5312 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
5313 * sanitizer.def: Define __asan_poison_stack_memory and
5314 __asan_unpoison_stack_memory functions.
5315 * asan.c (asan_mark_poison_p): New function.
5316 (transform_statements): Handle asan_mark_poison_p calls.
5317 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
5319 2016-11-07 Tamar Christina <tamar.christina@arm.com>
5322 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
5324 2016-11-07 Martin Liska <mliska@suse.cz>
5326 * tree-profile.c (gimple_gen_time_profiler): Set proper type
5327 to time_profiler_counter_ptr.
5329 2016-11-07 Richard Biener <rguenther@suse.de>
5331 PR tree-optimization/37150
5332 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
5334 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
5335 (vect_analyze_slp_cost_1): Account for the real number of
5336 permutations emitted and for dead loads.
5337 (vect_transform_slp_perm_load): Add n_perms parameter counting
5338 the number of emitted permutations.
5339 * tree-vect-stmts.c (vectorizable_load): Adjust.
5341 2016-11-07 Richard Biener <rguenther@suse.de>
5343 PR tree-optimization/78189
5344 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
5345 alignment computation.
5347 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
5349 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
5351 2016-11-05 Martin Sebor <msebor@redhat.com>
5353 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
5356 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
5360 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
5362 2016-11-04 Jakub Jelinek <jakub@redhat.com>
5365 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
5366 doesn't have rtl set.
5368 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5370 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
5371 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
5372 rs6000_gimple_fold_builtin.
5373 (rs6000_gimple_fold_builtin): New function. Add handling for
5374 early expansion of vector addition builtins.
5376 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
5378 * expr.h (copy_blkmode_from_reg): Delete.
5379 * expr.c (copy_blkmode_from_reg): Make static.
5381 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
5383 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
5384 * combine.c (LOAD_EXTEND_OP): Delete.
5385 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
5386 * cse.c (LOAD_EXTEND_OP): Delete.
5387 * fold-const.c (LOAD_EXTEND_OP): Likewise.
5388 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
5389 * postreload.c (LOAD_EXTEND_OP): Delete.
5390 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
5391 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
5392 (find_reloads): Likewise.
5393 * reload1.c (eliminate_regs_1): Likewise.
5394 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
5395 (num_sign_bit_copies1): Likewise.
5397 2016-11-04 David Malcolm <dmalcolm@redhat.com>
5399 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
5400 (selftest::ix86_test_dumping_hard_regs): New function.
5401 (selftest::ix86_run_selftests): New function.
5402 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
5403 selftest::ix86_run_selftests.
5404 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
5405 * doc/tm.texi: Regenerate
5406 * selftest-rtl.h: New file.
5407 * rtl-tests.c: Include "selftest-rtl.h".
5408 (selftest::assert_rtl_dump_eq): Make non-static.
5409 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
5410 (selftest::test_dumping_regs): Update comment.
5411 * selftest-run-tests.c: Include "target.h".
5412 (selftest::run_tests): If non-NULL, call
5413 targetm.run_target_selftests.
5414 * target.def (run_target_selftests): New hook.
5416 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5418 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
5419 representative core for this architecture.
5420 * config/arm/arm-cores.def (cortex-m33): Define new processor.
5421 * config/arm/arm-tables.opt: Regenerate.
5422 * config/arm/arm-tune.md: Likewise.
5423 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
5424 valid -mcpu options.
5425 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
5427 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5429 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
5430 representative core for this architecture.
5431 * config/arm/arm-cores.def (cortex-m23): Define new processor.
5432 * config/arm/arm-tables.opt: Regenerate.
5433 * config/arm/arm-tune.md: Likewise.
5434 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
5435 this tuning parameters apply to in the comment.
5436 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
5437 valid -mcpu options.
5438 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
5440 2016-11-04 Bin Cheng <bin.cheng@arm.com>
5442 * fold-const.c (fold_cond_expr_with_comparison): Remove call
5443 to pedantic_non_lvalue_loc. Remove useless code for lvalue
5444 where cond_expr can't be a lvalue.
5446 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
5448 * config/arc/arc.c (arc_process_double_reg_moves): Use
5450 * config/arc/arc.md (movsi_insn): Disable unsupported move
5451 instructions for ARCv2 cores.
5452 (movdi): Use prepare_move_operands.
5453 (movsf, movdf): Use move_dest_operand predicate.
5454 * config/arc/constraints.md (Chs): Enable when barrel shifter is
5456 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
5457 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
5459 (dexcl_3op_peep2_insn_nores): Likewise.
5460 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
5461 (LINK_COMMAND_SPEC): Remove.
5463 2016-11-04 Richard Biener <rguenther@suse.de>
5466 * loop-invariant.c (find_exits): Record entering inner
5467 loops as possibly exiting to handle infinite sub-loops.
5468 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
5469 (fill_always_executed_in_1): Honor infinite child loops.
5471 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5474 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
5475 has already been adjusted for endianness, so don't adjust it any
5479 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
5480 ICmode unless we have standard PowerPC floating point.
5481 * config/rs6000/rs6000.md (FP iterator): Likewise.
5482 (FMOVE128 iterator): Likewise.
5484 2016-11-03 Jakub Jelinek <jakub@redhat.com>
5485 Alexandre Oliva <aoliva@redhat.com>
5486 Jason Merrill <jason@redhat.com>
5490 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
5492 * langhooks.c (lhd_type_dwarf_attribute): New function.
5493 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
5494 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
5495 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
5496 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
5497 (check_qualified_type, check_aligned_type): Call it.
5498 * dwarf2out.c (modified_type_die): Don't use type_main_variant
5499 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
5500 check_base_type and check_lang_type.
5501 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
5502 return early. For pointer-to-data-member add DW_AT_use_location
5504 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
5506 (gen_type_die_with_usage): Don't use type_main_variant
5507 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
5508 check_base_type and check_lang_type. Formatting fixes. Call
5509 get_debug_type langhook.
5511 2016-11-03 Jason Merrill <jason@redhat.com>
5513 * tree.c (check_lang_type): New.
5514 (check_qualified_type): Use it.
5515 (check_aligned_type): Use it.
5516 * tree.h: Declare it.
5518 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
5520 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
5521 (arm*-freebsd*): Likewise.
5522 (arm*-*-netbsdelf*): Likewise.
5523 (arm*-*-linux*): Likewise.
5524 (arm*-*-uclinux*eabi*): Likewise.
5525 (arm*-*-phoenix*): Likewise.
5526 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
5527 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
5528 specified. Default to arm6 if target_cpu_cname is not set.
5529 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
5530 default cpu has been correctly configured.
5531 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
5532 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
5533 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
5534 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
5535 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
5536 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
5537 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
5539 2016-11-03 Jiong Wang <jiong.wang@arm.com>
5541 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
5542 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
5543 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
5544 (output_cfa_loc): Support DW_CFA_val_expression.
5545 (output_cfa_loc_raw): Likewise.
5546 (output_cfi): Likewise.
5547 (output_cfi_directive): Likewise.
5548 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
5549 (dw_cfi_oprnd2_desc): Likewise.
5550 (mem_loc_descriptor): Recognize new pattern generated for value
5553 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
5555 PR rtl-optimization/78186
5556 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
5557 well, when converting to IOR.
5559 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
5561 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
5562 (vec_interleave_highv8qi): Likewise.
5564 2016-11-03 Martin Liska <mliska@suse.cz>
5566 * profile.c (instrument_values): Fix coding style.
5567 (branch_prob): Use renamed function.
5568 * tree-profile.c (init_ic_make_global_vars): Likewise.
5569 (gimple_init_edge_profiler): Rename to
5570 gimple_init_gcov_profiler.
5571 tree_time_profiler_counter variable declaration.
5572 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
5574 * value-prof.h: Remove an argument.
5576 2016-11-03 Richard Biener <rguenther@suse.de>
5578 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
5579 symtab_node::get_create.
5581 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5583 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
5584 Move comments into more natural position.
5586 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
5588 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
5589 (PTRDIFF_TYPE): Define as int.
5591 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5593 * ccmp.c (expand_ccmp_expr_1): Adjust.
5594 (expand_ccmp_expr): Likewise.
5595 (expand_ccmp_next): Likewise.
5596 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
5597 (aarch64_gen_ccmp_first): Likewise.
5598 * doc/tm.texi: Regenerate.
5599 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
5600 (gen_ccmp_next): Likewise.
5602 2016-11-03 Bin Cheng <bin.cheng@arm.com>
5604 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
5605 (vect_is_simple_reduction): Swap cond_reduction by inversion.
5607 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
5609 * config/i386/i386.c (ix86_init_libfuncs): New. Call
5610 darwin_rename_builtins here.
5611 (ix86_expand_divmod_libfunc): New.
5612 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
5613 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
5615 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
5616 Nathan Sidwell <nathan@acm.org>
5618 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
5620 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
5622 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
5624 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
5625 to format MODE_INT and MODE_PARTIAL_INT literals.
5627 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
5630 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
5631 NULL if TARGET_SPE_ABI.
5633 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5635 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
5636 clear padding bits even when they're less than a byte.
5638 2016-11-02 Richard Biener <rguenther@suse.de>
5640 * gimple-ssa-store-merging.c: Include gimplify-me.h.
5641 (imm_store_chain_info::output_merged_stores): Force base_addr
5642 to be proper GIMPLE for a MEM_REF address.
5643 (pass_store_merging::execute): Restrict negative bitpos
5644 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
5645 check. Take into account non-NULL_TREE offset if the base
5646 is already addressable.
5648 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
5650 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
5652 (aarch64_be_crypto_sha1hv4si): New pattern.
5654 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
5656 * config/aarch64/aarch64.md (add<mode>3): Remove
5657 redundant code. Don't split frame based additions.
5659 2016-11-02 Richard Biener <rguenther@suse.de>
5661 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
5662 redundant val and dest members.
5663 (store_immediate_info::store_immediate_info): Adjust.
5664 (merged_store_group::merged_store_group): Adjust.
5665 (merged_store_group::apply_stores): Likewise.
5666 (struct imm_store_chain_info): Add base_addr field.
5667 (imm_store_chain_info::imm_store_chain_info): New constructor.
5668 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
5669 (imm_store_chain_info::output_merged_store): Likewise. Use
5670 addr_base which is already the address.
5671 (imm_store_chain_info::output_merged_stores): Likewise.
5672 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
5673 imm_store_chain_info instead of base. Fix alias check.
5674 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
5675 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
5676 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
5677 use the address of the base and adjust for other changes.
5679 2016-11-02 Martin Liska <mliska@suse.cz>
5681 * fold-const-call.c (host_size_t_cst_p): Test whether
5682 t is convertible to size_t.
5684 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5686 PR tree-optimization/78170
5687 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
5688 introduced by native_encode_expr on little-endian as well.
5690 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5692 PR tree-optimization/78162
5693 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
5696 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5698 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
5700 (aarch64_next_callee_save): Likewise.
5701 (aarch64_pushwb_single_reg): Likewise.
5702 (aarch64_gen_storewb_pair): Likewise.
5703 (aarch64_push_regs): Likewise.
5704 (aarch64_gen_loadwb_pair): Likewise.
5705 (aarch64_pop_regs): Likewise.
5706 (aarch64_gen_store_pair): Likewise.
5707 (aarch64_gen_load_pair): Likewise.
5708 (aarch64_save_callee_saves): Likewise.
5709 (aarch64_restore_callee_saves): Likewise.
5711 2016-11-02 Richard Biener <rguenther@suse.de>
5713 PR tree-optimization/78035
5714 PR tree-optimization/77964
5715 * gimple-pretty-print.c (pp_points_to_solution): Print
5716 vars_contains_interposable.
5717 * tree-ssa-alias.c: Include varasm.h.
5718 (ptrs_compare_unequal): Check vars_contains_interposable and
5719 decl_binds_to_current_def_p.
5720 (dump_points_to_solution): Dump vars_contains_interposable.
5721 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
5723 * tree-ssa-structalias.c: Include varasm.h.
5724 (set_uids_in_ptset): Record whether vars contains a
5725 not decl_binds_to_current_def_p variable in vars_contains_interposable.
5726 (ipa_escaped_pt): Update initializer.
5728 2016-11-02 Richard Biener <rguenther@suse.de>
5730 PR tree-optimization/78047
5731 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
5732 fake field at offset zero conservatively regarding to may_have_pointers.
5734 2016-11-02 Richard Biener <rguenther@suse.de>
5736 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
5737 infer_value_range on stmt ops and update value-ranges.
5738 Dump visited stmts and blocks.
5739 (evrp_dom_walker::push_value_range): Dump changes.
5740 (evrp_dom_walker::pop_value_range): Likewise.
5741 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
5743 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5745 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
5747 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
5749 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5751 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
5752 and adjust for that.
5753 * cfgrtl.h (delete_insn_chain): Adjust prototype.
5755 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5757 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
5759 (transcode_memory_rtx): Likewise.
5760 (move_to_acc): Likewise.
5761 (move_from_acc): Likewise.
5762 (move_acc_to_reg): Likewise.
5763 (move_to_x): Likewise.
5764 (move_to_hl): Likewise.
5765 (move_to_de): Likewise.
5766 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
5767 (rs6000_emit_savres_rtx): Likewise.
5768 (rs6000_emit_prologue): Likewise.
5769 * reorg.c (update_reg_unused_notes): Likewise.
5770 * rtl.h (remove_note): Adjust prototype.
5771 * rtlanal.c (remove_note): Make argument type rtx_insn *.
5773 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5775 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
5776 variables so some can be rtx_insn *.
5777 (alpha_emit_xfloating_libcall): Likewise.
5778 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
5779 (mips_legitimize_tls_address): Likewise.
5780 * optabs.c (expand_binop): Likewise.
5781 * reload1.c (gen_reload): Likewise.
5783 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5785 * reorg.c (relax_delay_slots): Split up the trial variable.
5787 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5789 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
5790 of variables rtx_insn *.
5791 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
5792 (legitimize_tls_address): Likewise.
5793 * config/bfin/bfin.c (hwloop_optimize): Likewise.
5794 (bfin_gen_bundles): Likewise.
5795 * config/c6x/c6x.c (reorg_split_calls): Likewise.
5796 (c6x_reorg): Likewise.
5797 * config/frv/frv.c (frv_reorder_packet): Likewise.
5798 * config/i386/i386.c (ix86_split_idivmod): Likewise.
5799 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
5800 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
5801 * config/mn10300/mn10300.c: Likewise.
5802 * config/rl78/rl78.c: Likewise.
5803 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
5804 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
5805 (sh_expand_cmpnstr): Likewise.
5806 (sh_expand_strlen): Likewise.
5807 (sh_expand_setmem): Likewise.
5808 * config/sh/sh.md: Likewise.
5809 * emit-rtl.c (emit_pattern_before): Likewise.
5810 * except.c: Likewise.
5811 * final.c: Likewise.
5814 2016-11-01 Jason Merrill <jason@redhat.com>
5816 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
5817 a COND_EXPR with constant condition.
5819 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5821 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
5822 and its initialization.
5824 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5826 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
5829 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5831 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
5832 argument, don't call add_linkage_name if it is true.
5833 (gen_variable_die): For C++ inline static data members, consider the
5834 initial call when old_die is NULL to be declaration and call
5835 add_name_and_src_coords_attributes in that case with true as
5836 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
5837 (gen_member_die): For C++ inline static data members, emit a
5838 definition DIE right away in DW_TAG_compile_unit context.
5840 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
5843 * config/pa/pa.md: Add new shift/add patterns to handle
5844 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
5846 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
5848 * config/xtensa/xtensa-protos.h
5849 (xtensa_use_return_instruction_p): New prototype.
5850 * config/xtensa/xtensa.c (xtensa_current_frame_size,
5851 xtensa_callee_save_size): Remove.
5852 (struct machine_function): Add new fields: current_frame_size,
5853 callee_save_size, frame_laid_out and epilogue_done.
5854 (compute_frame_size, xtensa_expand_prologue,
5855 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
5856 cfun->machine->callee_save_size and xtensa_current_frame_size
5857 with cfun->machine->current_frame_size.
5858 (compute_frame_size): Update cfun->machine->frame_laid_out and
5859 don't update frame layout after reload completion.
5860 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
5861 instead of zeroing xtensa_current_frame_size.
5862 (xtensa_use_return_instruction_p): New function.
5863 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
5865 (INITIAL_ELIMINATION_OFFSET): Use return value of
5866 compute_frame_size instead of xtensa_current_frame_size value.
5867 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
5868 function xtensa_use_return_instruction_p instead of inline code.
5870 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5872 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
5873 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
5874 * dwarf2out.c (rnglist_idx): New variable.
5875 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
5876 (DEBUG_RNGLISTS_SECTION): Define.
5877 (ranges_base_label): New variable.
5878 (size_of_die) <case dw_val_class_range_list>: If using
5879 DW_FORM_rnglistx, count size of uleb128 of range list index.
5880 (value_format) <case dw_val_class_range_list>: For
5881 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
5882 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
5883 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
5884 (add_ranges_num): Remove useless prototype. Don't multiply
5885 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
5886 for new fields added to dw_ranges struct.
5887 (add_ranges): Add maybe_new_sec argument and pass it
5888 through to add_ranges_num.
5889 (note_rnglist_head): New function.
5890 (add_ranges_by_labels): Pass true as maybe_new_sec to
5891 add_ranges_num, call note_rnglist_head on the head of the list.
5892 (output_ranges): Add function comment. Switch to
5893 .debug_ranges section here and emit .Ldebug_ranges0 label.
5894 (index_rnglists, output_rnglists): New functions.
5895 (gen_subprogram_die): Formatting fixes.
5896 (add_high_low_attributes): Don't divide offsets
5897 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
5898 first list element or when pointing into the middle of
5899 a list. Pass true as second argument to add_ranges on the
5900 first block fragment after cold/hot section switch.
5901 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
5902 section instead of .debug_ranges. Initialize
5903 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
5904 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
5905 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
5906 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
5907 Call output_rnglists for -gdwarf-5.
5908 (dwarf2out_c_finalize): Clear rnglist_idx.
5910 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
5912 * combine.c (simplify_compare_const): Add gcc_fallthrough.
5914 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
5915 Tamar Christina <tamar.christina@arm.com>
5917 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
5918 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
5919 (vmaxnmq_f32): Likewise.
5920 (vminnm_f32): Likewise.
5921 (vminnmq_f32): Likewise.
5922 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
5924 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
5927 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5929 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
5930 binary floating point types supported by the hardware except for
5932 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
5933 vector instruction for optimizing extracting a SImode from a
5934 V4SImode vector and converting it to floating point.
5935 (vsx_xvcvuxwdp_df): Likewise.
5936 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
5937 registers to be any VSX register. Move stores to the end of the
5939 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
5940 to optimize extracting a SImode from a V4SImode vector and
5941 converting it to a binary floating point type supported by the
5942 hardware. Use the vector converts instead of extracting the
5943 element, sign extending it, and then converting it to double.
5944 Other floating point types than double first convert to double,
5945 then the double is converted to that type.
5946 (vsx_extract_si_<uns>float_<mode>): Likewise.
5948 2016-10-31 Andrew Pinski <apinski@cavium.com>
5950 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
5951 Rewrite handling of part num to handle the case where
5952 multiple implementers share the same part num.
5954 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
5955 Jakub Jelinek <jakub@redhat.com>
5957 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
5958 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
5960 2016-10-31 Jakub Jelinek <jakub@redhat.com>
5962 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
5963 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
5964 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
5965 (is_cu_die, is_unit_die): Likewise.
5966 (should_move_die_to_comdat, break_out_comdat_types): Adjust
5967 comments for DWARF5 DW_UT_type units.
5968 (output_compilation_unit_header): Add UT argument, output
5969 start of DWARF5 .debug_info section header.
5970 (output_comp_unit): Add dwo_id argument. Adjust
5971 output_compilation_unit_header caller, for DW_UT_split_compile
5972 emit dwo_id field, otherwise padding1. Emit padding2 field.
5973 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
5974 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
5975 (output_skeleton_debug_sections): Add dwo_id argument, for
5976 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
5977 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
5978 DW_UT_type or DW_UT_split_type units rather than .debug_types.
5979 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
5980 DW_TAG_compile_unit for skeleton unit die. Don't add
5981 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
5982 address to output_comp_unit and output_skeleton_debug_sections.
5984 * dwarf2out.c (debug_line_str_section): New variable.
5985 (debug_line_str_hash): Likewise.
5986 (DEBUG_LINE_STR_SECTION): Define.
5987 (set_indirect_string): Handle DW_FORM_line_strp like
5989 (find_string_form): Fix up formatting.
5990 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
5992 (output_die): Handle DW_FORM_line_strp.
5993 (DWARF5_USE_DEBUG_LINE_STR): Define.
5994 (output_line_string): New function.
5995 (output_file_names): Add -gdwarf-5 support.
5996 (output_line_info): Likewise.
5997 (init_sections_and_labels): Initialize debug_line_str_section.
5998 (output_indirect_string): Change 2nd argument from void *
5999 to enum dwarf_form form, compare with form rather than
6001 (output_indirect_strings): Pass DW_FORM_strp to
6002 output_indirect_string traversion.
6003 (dwarf2out_finish): Output .debug_line_str strings.
6004 (dwarf2out_c_finalize): Clear debug_line_str_section and
6005 debug_line_str_hash.
6007 2016-10-31 Tom Tromey <tom@tromey.com>
6010 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
6011 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
6012 DW_OP_GNU_push_tls_address case.
6013 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
6015 2016-10-31 Jakub Jelinek <jakub@redhat.com>
6017 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
6018 for frame_offset_rel bit.
6019 (struct array_descr_info): Add rank field.
6020 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
6021 and placeholder_seen fields.
6022 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
6023 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
6024 DW_OP_pick 1 into DW_OP_over.
6025 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
6026 gen_variant_part): Clear placeholder_{arg,seen}.
6027 (loc_list_from_tree_1): Drop const from context argument.
6028 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
6029 (loc_list_for_address_of_addr_expr_of_indirect_ref,
6030 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
6032 (add_scalar_info): Drop const from context argument. Handle
6033 context->placeholder_arg.
6034 (add_bound_info): Drop const from context argument.
6035 (gen_descr_array_type_die): Drop const from ctx variable.
6036 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
6037 attribute and use a single DW_TAG_generic_subrange instead of
6038 7 DW_TAG_subrange_type for assumed rank arrays.
6040 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
6041 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
6042 from bool to 1-bit uchar bitfield. Add num_assigned and
6043 offset_emitted bitfields.
6044 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
6045 for dw_val_class_lineptr and dw_val_class_macptr. Handle
6046 dw_val_class_loclistsptr.
6047 (new_addr_loc_descr): Fix up formatting.
6048 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
6049 (add_AT_low_high_pc): Fix up formatting.
6050 (add_AT_loclistsptr): New function.
6051 (AT_lbl): Allow dw_val_class_loclistsptr.
6052 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
6053 Handle dw_val_class_loclistsptr.
6054 (loc_list_idx): New variable.
6055 (output_loclists_offsets, assign_location_list_indexes): New
6057 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
6058 add size_of_uleb128 of the index. Drop never used
6059 dwarf_split_debug_info AT_index handling. Handle
6060 dw_val_class_loclistsptr.
6061 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
6062 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
6063 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
6064 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
6065 DW_FORM_loclistx indexes.
6066 (output_attr_index_or_value): Fix up formatting. Don't handle
6067 dw_val_class_loc_list here.
6068 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
6069 For dw_val_class_loc_list call output_loc_list_offset rather than
6070 output_attr_index_or_value.
6071 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
6072 or .debug_loclists.dwo section name for debug_loc_section.
6073 (resolve_addr_in_expr): Formatting fix.
6074 (index_location_lists): Likewise.
6075 (dwarf2out_finish): If there are any location lists, for
6076 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
6077 index_location_lists only if have_location_lists. Call
6078 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
6079 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
6080 -gsplit-dwarf also emit offset table.
6082 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
6083 (size_of_die, value_format, output_die): Use
6084 DW_FORM_data16 for 128-bit dw_val_class_const_double or
6085 dw_val_class_wide_int.
6087 * dwarf2out.c (dwarf_op): Renamed to ...
6088 (dwarf_OP): ... this.
6089 (convert_descriptor_to_mode, scompare_loc_descriptor,
6090 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
6091 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
6093 (dwarf_AT, dwarf_TAG): New functions.
6094 (check_die): Disallow DW_AT_call_all_calls next to
6095 DW_AT_GNU_all_call_sites.
6096 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
6097 and attributes instead of the corresponding GNU tag and attributes.
6098 (gen_subprogram_die): Likewise. Emit call site information even
6099 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
6100 DW_AT_defaulted in comment.
6101 (resolve_addr): Handle DW_AT_call_origin attribute on
6102 DW_TAG_call_site DIE like DW_AT_abstract_origin on
6103 DW_TAG_GNU_call_site DIE.
6105 * dwarf2out.c (dwarf_op): New function.
6106 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
6107 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
6108 (output_loc_operands, output_loc_operands_raw): Likewise.
6109 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
6110 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
6111 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
6112 if dwarf_version < 5.
6113 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
6115 (scompare_loc_descriptor, ucompare_loc_descriptor,
6116 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
6117 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
6118 optimize_location_into_implicit_ptr): Likewise. Only punt for
6119 !dwarf_strict if dwarf_version < 5.
6120 (string_cst_pool_decl): Adjust comment.
6121 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
6123 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
6124 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
6125 (struct dw_val_node): Add val_file_implicit field.
6126 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
6127 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
6128 output_die): Handle dw_val_class_const_implicit,
6129 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
6130 (abbrev_die_table): Change into va_gc vec.
6131 (abbrev_die_table_allocated, abbrev_die_table_in_use,
6132 ABBREV_DIE_TABLE_INCREMENT): Remove.
6133 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
6134 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
6136 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
6137 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
6139 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
6141 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
6143 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
6145 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
6146 unit. Call optimize_abbrev_table.
6147 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
6148 abbrev_die_table being a va_gc vec.
6150 PR tree-optimization/77860
6151 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
6152 also integral complex and vector constants.
6154 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
6155 optimize_macinfo_range, save_macinfo_strings): Replace
6156 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
6157 (output_macinfo): Likewise. Emit .debug_macro* rather than
6158 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
6159 (init_sections_and_labels): Use .debug_macro* labels rather than
6160 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
6161 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
6162 or DW_AT_GNU_macros for -gdwarf-5.
6164 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
6166 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
6168 2016-09-11 Le-Chun Wu <lcwu@google.com>
6169 Mark Wielaard <mjw@redhat.com>
6171 * common.opt (Wshadow=global): New option. Default for -Wshadow.
6172 (Wshadow=local): New option.
6173 (Wshadow-local): Hidden alias for -Wshadow=local.
6174 (Wshadow=compatible-local): New option.
6175 (Wshadow-compatible-local): Hidden alias for
6176 -Wshadow=compatible-local.
6177 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
6178 Wshadow=compatible-local.
6180 2016-10-31 Bin Cheng <bin.cheng@arm.com>
6182 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
6183 Check slp defs for COND_EXPR by swapping/inverting operands if the
6184 new parameter SWAP indicates so.
6185 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
6186 is isomorphic to the first stmt via swapping/inverting. Store swap
6187 information in the new parameter SWAP.
6188 (vect_build_slp_tree): New local array SWAP and pass it to function
6189 vect_build_slp_tree_1. Cleanup result handling code for function
6190 call to vect_get_and_check_slp_defs. Skip operand swapping if the
6191 order of operands has been fixed as indicated by SWAP[i].
6193 2016-10-31 Bin Cheng <bin.cheng@arm.com>
6195 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
6196 unnecessary data dependence check after visited store stmt.
6198 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6200 PR tree-optimization/71915
6201 PR tree-optimization/71490
6202 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
6204 (find_basis_for_base_expr): Require stride types to match when
6206 (alloc_cand_and_find_basis): Record the stride type.
6207 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
6208 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
6209 the expressions having those types.
6210 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
6211 (create_mul_ssa_cand): Likewise.
6212 (create_mul_imm_cand): Likewise.
6213 (create_add_ssa_cand): Likewise.
6214 (create_add_imm_cand): Likewise.
6215 (legal_cast_p_1): Change interface to accept types rather than the
6216 expressions having those types.
6217 (legal_cast_p): Pass types to legal_cast_p_1.
6218 (slsr_process_cast): Pass stride type to
6219 alloc_cand_and_find_basis.
6220 (slsr_process_copy): Likewise.
6221 (dump_candidate): Display stride type when a cast exists.
6222 (create_add_on_incoming_edge): Introduce a cast when necessary for
6224 (analyze_increments): Change the code checking for invalid casts
6225 to rely on the stride type, and update the documentation and
6226 example. Change the code checking for pointer multiplies to rely
6228 (insert_initializers): Introduce a cast when necessary for the
6229 stride type. Use the stride type for the type of the initializer.
6231 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6233 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
6235 2016-10-29 Jakub Jelinek <jakub@redhat.com>
6237 PR rtl-optimization/77919
6238 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
6239 into memory if both modes are complex and their inner modes have the
6240 same precision. If the two modes are different complex modes, convert
6241 each part separately and generate a new CONCAT.
6243 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
6245 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
6247 2016-10-29 Jakub Jelinek <jakub@redhat.com>
6250 * gimple-ssa-store-merging.c
6251 (imm_store_chain_info::output_merged_store): Use build_aligned_type
6252 instead of SET_TYPE_ALIGN on shared integral type.
6254 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
6256 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
6257 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
6260 2016-10-28 Jeff Law <law@redhat.com>
6262 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
6263 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
6265 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6267 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
6269 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6271 * target.def (min_arithmetic_precision): New hook.
6272 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
6273 * doc/tm.texi: Regenerate.
6274 * internal-fn.c (expand_arith_overflow): Adjust handling of target
6275 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
6276 * targhooks.c (default_min_arithmetic_precision): New function.
6277 * targhooks.h (default_min_arithmetic_precision): Declare.
6278 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
6279 (sparc_min_arithmetic_precision): New function.
6281 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
6284 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
6285 Swap commutative operands in new RTL if needed. Handle zero_ext
6287 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
6290 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6291 Kugan Vivekanandarajah <kuganv@linaro.org>
6292 Jim Wilson <jim.wilson@linaro.org>
6294 PR tree-optimization/43721
6295 * target.def: New hook expand_divmod_libfunc.
6296 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
6297 * doc/tm.texi: Regenerate.
6298 * internal-fn.def: Add new entry for DIVMOD ifn.
6299 * internal-fn.c (expand_DIVMOD): New.
6300 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
6302 (widen_mul_stats): Add new field divmod_calls_inserted.
6303 (target_supports_divmod_p): New.
6304 (divmod_candidate_p): Likewise.
6305 (convert_to_divmod): Likewise.
6306 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
6307 renumber_gimple_stmt_uids at beginning of function. Call
6308 convert_to_divmod and record stats for divmod.
6309 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
6310 TARGET_EXPAND_DIVMOD_LIBFUNC.
6311 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
6314 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6315 Segher Boessenkool <segher@kernel.crashing.org>
6317 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
6318 swapping the arms of the branch.
6319 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
6320 sequence for the generic signed-signed-signed case.
6322 2016-10-28 Jeff Law <law@redhat.com>
6324 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
6326 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
6328 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
6330 PR rtl-optimization/78029
6331 * function.c (prologue_contains, epilogue_contains): New functions.
6332 (record_prologue_seq, record_epilogue_seq): New functions.
6333 * function.h (prologue_contains, epilogue_contains,
6334 record_prologue_seq, record_epilogue_seq): New declarations.
6335 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
6336 mixing prologue and epilogue insns.
6337 (init_deps): Initialize the new fields in struct deps_desc.
6338 * sched-int.h (struct deps_desc): New fields last_prologue,
6339 last_epilogue, and last_logue_was_epilogue.
6340 * shrink-wrap.c (emit_common_heads_for_components): Record all
6341 emitted prologue and epilogue insns.
6342 (emit_common_tails_for_components): Ditto.
6343 (insert_prologue_epilogue_for_components): Ditto.
6345 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6348 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
6349 * common.opt (fstore-merging): New Optimization option.
6350 * opts.c (default_options_table): Add entry for
6351 OPT_ftree_store_merging.
6352 * fold-const.h (can_native_encode_type_p): Declare prototype.
6353 * fold-const.c (can_native_encode_type_p): Define.
6354 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
6355 (PARAM_MAX_STORES_TO_MERGE): Likewise.
6356 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
6357 * passes.def: Insert pass_tree_store_merging.
6358 * tree-pass.h (make_pass_store_merging): Declare extern
6360 * gimple-ssa-store-merging.c: New file.
6361 * doc/invoke.texi (Optimization Options): Document
6363 (--param documentation): Document store-merging-allow-unaligned
6364 and max-stores-to-merge.
6366 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
6369 * gimplify.c (gimplify_init_constructor): Move emit of constructor
6370 assignment to earlier in the if/else logic.
6372 2016-10-28 Richard Biener <rguenther@suse.de>
6376 * fold-const.c (make_bit_field_ref): Only adjust alias set
6377 when the original alias set was zero.
6379 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6381 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
6382 (s390_adjust_loops): New function.
6383 (s390_reorg): Invoke s390_adjust_loops.
6384 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
6385 ("osc_break"): New insn definition.
6387 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6389 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
6390 * config.gcc: Support alternate archXX cpu levels with
6391 --with-arch= and --with-tune=.
6392 * config/s390/linux.h: Translate new archXX cpu levels to the
6393 original names when calling GAS.
6394 * config/s390/tpf.h: Likewise.
6395 * doc/invoke.texi: Document the alternate cpu level names.
6397 2016-10-28 Jakub Jelinek <jakub@redhat.com>
6399 PR rtl-optimization/77919
6400 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
6401 MEM if mode1 is not a complex mode.
6403 PR rtl-optimization/78132
6404 * ree.c (combine_reaching_defs): Give up if copy_needed and
6405 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
6407 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
6409 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
6411 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
6413 * config/rs6000/constraints.md (wH constraint): Add new
6414 constraints for allowing 32-bit integers (and eventually 8/16-bit
6415 integers) into the vector registers.
6416 (wI constraint): Likewise.
6417 (wJ constraint): Likewise.
6418 (wK constraint): Likewise.
6419 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
6420 -mvsx-small-integer as a default option for ISA 2.07
6422 (POWERPC_MASKS): Likewise.
6423 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
6424 switch to turn off small integer support in vector registers.
6425 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
6426 test for -mupper-regs-di, since it is already done with the
6427 reg_add[mode].scalar_in_vsx_p. Add support for the switch
6428 -mvsx-small-integer.
6429 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
6431 (rs6000_setup_reg_addr_masks): Likewise.
6432 (rs6000_init_hard_regno_mode_ok): Likewise.
6433 (rs6000_option_override_internal): Add consistency checks for
6434 -mvsx-small-integer.
6435 (rs6000_secondary_reload_simple_move): SImode is a simple move if
6436 -mvsx-small-integer.
6437 (rs6000_secondary_reload): Use std::swap.
6438 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
6439 VSX_REGS for small integers in vector registers, since there is no
6440 D-FORM address mode for such types.
6441 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
6442 (rs6000_opt_masks): Add -mvsx-small-integer.
6443 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
6445 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
6446 extracts can be done on ISA 2.07.
6447 (vsx_extract_<mode>): Add support for small integers in vsx
6449 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
6450 longer support V4SImode in this pattern.
6451 (vsx_extract_si): New insn to support extraction of SImode in ISA
6452 2.07 using either xxextractuw or vspltw.
6453 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
6454 longer support V4SImode in this pattern.
6455 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
6456 wJ, and wK constraints.
6457 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
6458 storing SDmode with VSX instructions.
6459 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
6460 GPR load and before the FPR and VSX loads. Remove ??, ! from the
6461 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
6462 small integers in vector registers.
6463 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
6464 load and before the FPR and VSX loads. Remove ??, ! from the
6465 constraints. Add VEXTSW2D support for small integers in vector
6467 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
6468 integers in vector registers.
6469 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
6470 move instead of using an UNSPEC.
6471 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
6472 integers in vector registers.
6473 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
6474 move instead of using an UNSPEC.
6475 (movsi_internal1): Add support for -mvsx-small-integer. Align
6476 columns so that it is more readable.
6477 (SImode splitter for ISA 3.0 constants): Add splitter for
6478 -128..127 constants that can easily be constructed on ISA 3.0.
6479 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
6482 2016-10-27 Jakub Jelinek <jakub@redhat.com>
6485 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
6488 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
6490 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
6491 PIC_OFFSET_TABLE_REGNUM twice.
6493 2016-10-27 Bin Cheng <bin.cheng@arm.com>
6495 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
6496 support for constant operand for OP.
6498 2016-10-27 Jakub Jelinek <jakub@redhat.com>
6500 * dwarf2out.c (gen_member_die): Only reparent_child instead of
6501 splice_child_die if child doesn't have DW_AT_specification attribute.
6503 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6505 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
6506 (TARGET_HAVE_LDREXBH): Likewise.
6507 (TARGET_HAVE_LDACQ): Likewise.
6509 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6511 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
6512 logic to to decide whether to copy over old value to register for new
6514 * config/arm/sync.md: Add comments explaning why mode and code
6515 attribute are not defined in iterators.md
6516 (thumb1_atomic_op_str): New code attribute.
6517 (thumb1_atomic_newop_str): Likewise.
6518 (thumb1_atomic_fetch_op_str): Likewise.
6519 (thumb1_atomic_fetch_newop_str): Likewise.
6520 (thumb1_atomic_fetch_oldop_str): Likewise.
6521 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
6522 mirror the more restrictive constraints of the Thumb-1 insns after
6523 split compared to Thumb-2 counterpart insns.
6524 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
6525 in sync with non atomic version.
6526 (atomic_nand<mode>): Likewise.
6527 (atomic_fetch_<sync_optab><mode>): Likewise.
6528 (atomic_fetch_nand<mode>): Likewise.
6529 (atomic_<sync_optab>_fetch<mode>): Likewise.
6530 (atomic_nand_fetch<mode>): Likewise.
6531 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
6532 in sync with atomic version.
6533 (thumb1_subsi3_insn): Likewise.
6534 (thumb1_andsi3_insn): Likewise.
6535 (thumb1_iorsi3_insn): Likewise.
6536 (thumb1_xorsi3_insn): Likewise.
6538 2016-10-27 Nick Clifton <nickc@redhat.com>
6540 * plugin.c (register_plugin_info): Produce an error message if the
6541 plugin is not found in the hash table.
6543 2016-10-27 Bin Cheng <bin.cheng@arm.com>
6545 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
6548 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
6551 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
6552 define builtin functions from the bdesc_spe_predicates or
6553 bdesc_spe_evsel arrays if the builtin mask is not compatible with
6554 the current compiler configuration.
6555 (paired_init_builtins): Modify loop to not define define builtin
6556 functions from the bdesc_paried_preds array if the builtin mask is
6557 not compatible with the current compiler configuration.
6558 (altivec_init_builtins): Modify loops to not define the
6559 __builtin_altivec_stxvl function nor the builtin functions from
6560 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
6561 builtin mask is not compatible with the current compiler
6564 2016-10-26 Jeff Law <law@redhat.com>
6566 * config/sh/sh.c (output_branch): Add missing fallthru comments.
6567 (gen_shl_and): Likewise.
6568 * config/sh/sh.md (movsicc): Add missing fallthru comments.
6570 * config/mips/mips.c (mips16_constant_cost): Add missing
6572 (mips16_build_call_stub): Increase buffer size. Adjust
6575 2016-10-26 David Malcolm <dmalcolm@redhat.com>
6577 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
6578 INSN_UIDs for all insns in compact mode.
6579 (rtx_writer::print_rtx): Likewise.
6580 * print-rtl.h (rtx_writer::flag_compact): Update comment.
6581 * rtl-tests.c (selftest::test_dumping_insns): Update expected
6582 output to include INSN_UID.
6583 (selftest::test_uncond_jump): Likewise.
6585 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
6587 * haifa-sched.c (call_used_regs_num): Rename to...
6588 (call_saved_regs_num): ...this.
6589 (fixed_regs_num): New variable.
6590 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
6592 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
6594 2016-10-26 David Malcolm <dmalcolm@redhat.com>
6596 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
6598 * print-rtl.c (outfile): Delete global.
6599 (sawclose): Likewise.
6601 (in_call_function_usage): Likewise.
6602 (flag_compact): Likewise.
6603 (flag_simple): Likewise.
6604 (rtx_writer::rtx_writer): New ctor.
6605 (print_rtx_operand_code_0): Convert to...
6606 (rtx_writer::print_rtx_operand_code_0): ...this.
6607 (print_rtx_operand_code_e): Convert to...
6608 (rtx_writer::print_rtx_operand_code_e): ...this.
6609 (print_rtx_operand_codes_E_and_V): Convert to...
6610 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
6611 (print_rtx_operand_code_i): Convert to...
6612 (rtx_writer::print_rtx_operand_code_i): ...this.
6613 (print_rtx_operand_code_r): Convert to...
6614 (rtx_writer::print_rtx_operand_code_r): ...this.
6615 (print_rtx_operand_code_u): Convert to...
6616 (rtx_writer::print_rtx_operand_code_u): ...this.
6617 (print_rtx_operand): Convert to...
6618 (rtx_writer::print_rtx_operand): ...this.
6619 (print_rtx): Convert to...
6620 (rtx_writer::print_rtx): ...this.
6621 (print_inline_rtx): Rewrite in terms of class rtx_writer.
6622 (debug_rtx): Likewise.
6623 (print_rtl): Convert to...
6624 (rtx_writer::print_rtl): ...this.
6625 (print_rtl): Reimplement in terms of class rtx_writer.
6626 (print_rtl_single): Rewrite in terms of class rtx_writer.
6627 (print_rtl_single_with_indent): Convert to..
6628 (rtx_writer::print_rtl_single_with_indent): ...this.
6629 (print_simple_rtl): Rewrite in terms of class rtx_writer.
6630 * print-rtl.h (flag_compact): Delete decl.
6631 (class rtx_writer): New class.
6632 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
6635 2016-10-26 Jeff Law <law@redhat.com>
6637 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
6640 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
6641 (check_if_valid_sleep_operand): Add missing fallthru comment.
6642 (arc_register_move_cost): Increase buffer size.
6643 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
6645 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
6647 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
6648 comment. Add gcc_unreachable for path that should never happen.
6650 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
6653 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6654 Martin Liska <mliska@suse.cz>
6657 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
6658 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
6659 on outer context if any.
6661 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6663 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
6664 by increment rather than double it.
6665 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
6666 emit a space before args[4].
6667 (END): Don't emit a space before with_arg.
6669 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6671 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
6672 Baseline only alternatives to (i) hold store atomic success value in a
6673 return register rather than a scratch register, (ii) use a low register
6674 for it and to (iii) ensure the cbranchsi insn generated by the split
6675 respect the constraints of Thumb-1 cbranchsi4_insn and
6677 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
6678 constraints must match those in atomic_compare_and_swap.
6679 (cbranchsi4_scratch): Likewise.
6681 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6683 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
6684 variable. Add the new parameter to the insn generator. Set that
6685 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
6686 return value from the negation of that parameter for Thumb-1, keeping
6687 the logic unchanged otherwise except for using bdst as the destination
6688 register of the compare_and_swap insn.
6689 (arm_split_compare_and_swap): Add explanation about how is the value
6690 returned to the function comment. Rename scratch variable to
6691 neg_bval. Adapt initialization of variables holding operands to the
6692 new operand numbers. Use return register to hold result of store
6693 exclusive for Thumb-1, scratch register otherwise. Construct the
6694 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
6695 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
6696 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
6697 for strongly ordered compare_and_swap.
6698 * config/arm/predicates.md (cc_register_operand): New predicate.
6699 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
6700 match_operand with the new predicate to accept either the CC flag or a
6701 destination register for the boolean return value, restricting it to
6702 CC flag only via constraint. Adapt operand numbers accordingly.
6704 2016-10-26 Jeff Law <law@redhat.com>
6706 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
6708 * config/frv/frv.c (comparison_string): Do not fall through after
6711 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
6713 (expand_one_builtin): Add missing break.
6715 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
6716 (m32c_legitimate_address_p): Likewise.
6718 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
6720 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
6722 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
6725 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
6728 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
6730 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
6732 (rl78_asm_ctor_dtor): Increase buffer size.
6734 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
6736 (xstormy16_asm_output_constructor): Likewise.
6738 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
6741 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
6742 comment to silence warning.
6744 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
6745 (spu_legitimate_address_p): Fix logic error and add missing fallthru
6748 2016-10-26 Michael Matz <matz@suse.de>
6750 PR tree-optimization/78060
6751 PR tree-optimization/78061
6752 PR tree-optimization/78088
6753 * tree-ssa-loop-split.c (easy_exit_values): New function.
6754 (tree_ssa_split_loops): Use it.
6755 (compute_new_first_bound): Change order of operations,
6756 fix invalid use of types.
6758 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
6760 gen-pass-instances.awk is sensitive to the order in which
6761 passes are added; passes that appear later have to be added first.
6765 * config/avr/avr-passes.def: Swap order of directives for
6766 gen-pass-instances.awk.
6768 2016-10-25 Jeff Law <law@redhat.com>
6770 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
6771 (vax_notice_update_cc): Likewise.
6773 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6775 * config.gcc (sparc*-*-solaris2*): Adjust.
6776 (sparc64-*-linux*): Likewise.
6777 * config/sparc/default-64.h: Rename to...
6778 * config/sparc/default64.h: ...this.
6779 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
6781 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
6782 * config/sparc/sparc.h: Minor tweaks.
6783 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
6784 TARGET_ARCH32 throughout. Minor various tweaks throughout.
6786 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6788 * input.c (fcache::file_patch): Add comment about lifetime.
6789 (selftest::cpp_reader_ptr): New class.
6790 (selftest::lexer_test): Convert m_parser from cpp_reader *
6791 to a cpp_reader_ptr, and move m_tempfile to after it.
6792 (selftest::lexer_test::lexer_test): Update for above reordering.
6793 (lexer_test::~lexer_test): Move cleanup of m_parser to
6794 cpp_reader_ptr's dtor.
6796 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6798 * toplev.c (toplev::main): Remove call to
6799 location_adhoc_data_fini.
6801 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6803 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
6804 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
6806 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6808 * ggc-tests.c (forcibly_ggc_collect): Rename to...
6809 (selftest::forcibly_ggc_collect): ...this, and remove "static".
6810 (test_basic_struct): Update for above renaming.
6811 (test_length): Likewise.
6812 (test_union): Likewise.
6813 (test_finalization): Likewise.
6814 (test_deletable_global): Likewise.
6815 (test_inheritance): Likewise.
6816 (test_chain_next): Likewise.
6817 (test_user_struct): Likewise.
6818 (test_tree_marking): Likewise.
6819 * selftest-run-tests.c (selftest::run_tests): Call
6820 selftest::forcibly_ggc_collect at the end of the selftests.
6821 * selftest.h (selftest::forcibly_ggc_collect): New decl.
6823 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6826 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
6827 * optabs.c (expand_vec_cond_expr): For comparison codes
6828 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
6829 (expand_vec_cmp_expr): For comparison codes
6830 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
6831 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
6832 Add enum tree_code argument.
6833 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
6835 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
6836 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
6838 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
6839 NE_EXPR, attempt to use vcondeq_optab as fallback.
6840 * tree-vect-generic.c (expand_vector_comparison,
6841 expand_vector_divmod, expand_vector_condition): Adjust
6842 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
6843 * tree-vect-stmts.c (vectorizable_condition,
6844 vectorizable_comparison): Likewise.
6845 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
6846 check_bool_pattern, search_type_for_mask_1): Likewise.
6847 * expr.c (do_store_flag): Likewise.
6848 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
6849 @code{vcondeq@var{m}@var{n}}): Document.
6850 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
6853 2016-10-25 Jeff Law <law@redhat.com>
6855 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
6857 (v850_output_aligned_bss): Add missing break.
6859 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
6861 2016-10-25 Martin Liska <mliska@suse.cz>
6864 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
6865 statements as they can also contain possibly a freeing call.
6867 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
6868 Martin Liska <mliska@suse.cz>
6871 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
6872 * ipa-icf.c (sem_function::get_hash): Add target optimization
6875 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
6878 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
6879 Remove partial overlap check for shift by 1.
6880 (ashldi3_neon): Likewise.
6882 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
6884 * config/arm/constraints.md (Q constraint): Document its use for
6886 (Pf constraint): New constraint for relaxed, consume or relaxed memory
6888 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
6889 alternatives to allow any register when memory model matches Pf and
6890 thus lda is used, but only low registers otherwise. Use unpredicated
6891 output template for Thumb-1 targets.
6892 (atomic_store<mode>): Likewise for stl.
6893 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
6894 whose output template does not have predication.
6895 (arm_load_acquire_exclusive<mode>): Likewise.
6896 (arm_load_exclusivesi): Likewise.
6897 (arm_load_acquire_exclusivesi): Likewise.
6898 (arm_store_release_exclusive<mode>): Likewise.
6899 (arm_store_exclusive<mode>): Use unpredicated output template for
6902 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6904 * internal-fn.def (LAUNDER): New internal function.
6905 * internal-fn.c (expand_LAUNDER): New function.
6907 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6908 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6910 New avr target pass to work around performance loss by PR fix.
6914 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
6915 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
6916 * config/avr/predicates.md (extend_operator): New.
6917 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
6918 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
6919 (make_avr_pass_casesi): New prototypes.
6920 * config/avr/avr.c (print-rtl.h): Include it.
6921 (pass_data avr_pass_data_casesi): Data for new pass.
6922 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
6923 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
6924 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
6925 (avr_optimize_casesi): New functions.
6927 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6928 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6932 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
6934 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6936 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
6937 DW_AT_rvalue_reference attributes.
6939 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
6941 * doc/invoke.text (Wint-in-bool-context): Update documentation.
6942 * value-prof.c (stringop_block_profile): Fix a warning.
6944 2016-10-24 Martin Sebor <msebor@redhat.com>
6947 * builtins.c (string_length): New function.
6948 (c_strlen): Use string_length. Correctly handle wide strings.
6949 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
6951 (target_int_max): Call target_max_value.
6952 (format_result::knownrange): New data member.
6953 (fmtresult::fmtresult): Define default constructor.
6954 (format_integer): Use it and set format_result::knownrange.
6955 Handle global constants.
6956 (format_floating_max): Add third argument.
6957 (format_floating): Recompute maximum value for %a for each argument.
6958 (get_string_length): Use fmtresult default ctor.
6959 (format_string): Set format_result::knownrange.
6960 (format_directive): Check format_result::knownrange.
6961 (add_bytes): Same. Correct caret placement in diagnostics.
6962 (pass_sprintf_length::compute_format_length): Set
6963 format_result::knownrange.
6964 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
6966 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6968 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
6969 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
6971 2016-10-24 Ximin Luo <infinity0@pwned.gg>
6974 * dwarf2out.c (file_table_relative_p): Remove.
6975 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
6976 also for absolute paths.
6977 * doc/tm.texi: Update.
6978 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
6979 * target.def (force_at_comp_dir): Remove hook.
6980 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
6982 2016-10-24 Richard Biener <rguenther@suse.de>
6984 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
6985 backedges when identifying the single predecessor to take
6986 conditional info from. Use SCEV to get at ranges for loop IVs.
6987 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
6988 avoid false warning.
6990 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
6993 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
6994 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
6995 (avr_address_tiny_absdata_p): New static function.
6996 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
6997 it to determine validity of constant addresses.
6998 (avr_attribute_table) [absdata]: New variable attribute...
6999 (avr_handle_absdata_attribute): ...and handler.
7000 (avr_decl_absdata_p): New static function.
7001 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
7002 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
7003 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
7005 2016-10-24 Richard Biener <rguenther@suse.de>
7007 PR tree-optimization/78076
7008 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
7009 also on the loop tree root.
7011 2016-10-24 Jakub Jelinek <jakub@redhat.com>
7013 * config/i386/i386.c (ix86_fold_builtin): Handle
7014 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
7015 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
7016 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
7017 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
7019 2016-10-24 Martin Liska <mliska@suse.cz>
7022 * opts.c (finish_options): Skip conditionally.
7024 2016-10-23 Martin Sebor <msebor@redhat.com>
7027 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
7028 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
7030 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
7032 * config/sparc/sparc.md (cpu_feature): Minor tweak.
7033 (enabled): Likewise.
7034 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
7035 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
7036 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
7037 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
7038 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
7039 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
7041 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
7043 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
7044 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
7046 2016-10-21 Andrew Pinski <apinski@cavium.com>
7048 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
7050 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
7051 implementer_id to unsigned char.
7052 Change part_no to unsigned int.
7053 (AARCH64_BIG_LITTLE): New define.
7054 (INVALID_IMP): New define.
7055 (INVALID_CORE): New define.
7056 (cpu_data): Change the last element's implementer_id and part_no to
7058 (valid_bL_string_p): Rewrite to ..
7059 (valid_bL_core_p): this for integers instead of strings.
7060 (parse_field): New function.
7061 (contains_string_p): Rewrite to ...
7062 (contains_core_p): this for integers and only for the part_no.
7063 (host_detect_local_cpu): Rewrite handling of implementation and
7064 par num to be integers; simplifying the code.
7066 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7068 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
7069 value range for pointers in more cases.
7071 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
7073 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
7074 Add extra argument to allow emitting the move immediate.
7075 Use add/sub with positive immediate.
7076 (aarch64_add_constant): Add inline function.
7077 (aarch64_add_sp): Likewise.
7078 (aarch64_sub_sp): Likewise.
7079 (aarch64_expand_prologue): Call aarch64_sub_sp.
7080 (aarch64_expand_epilogue): Call aarch64_add_sp.
7081 Decide when to leave out move.
7082 (aarch64_output_mi_thunk): Call aarch64_add_constant.
7084 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
7086 * config/aarch64/aarch64.c (aarch64_layout_frame):
7087 Align FP callee-saves.
7089 2016-10-21 Jakub Jelinek <jakub@redhat.com>
7091 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
7092 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
7094 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
7095 _rdseed64_step): Likewise.
7096 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
7099 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
7100 and tree-ssanames.h.
7101 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
7102 with INTEGER_CST argument.
7103 (ix86_gimple_fold_builtin): New function.
7104 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
7106 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
7107 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
7108 (ranges_table_allocated, ranges_table_in_use,
7109 ranges_by_label_allocated, ranges_by_label_in_use,
7110 RANGES_TABLE_INCREMENT): Removed.
7111 (add_ranges_num): Use vec_safe_push into ranges_table.
7112 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
7113 (output_ranges): Adjust for ranges_table and ranges_by_label
7114 conversion from arrays to vec.
7115 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
7116 conversion from arrays to vec.
7117 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
7118 ranges_table_in_use, ranges_by_label_allocated and
7119 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
7121 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
7122 if needed. Re-add origin_die variable and its initialization.
7124 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
7125 even for -fstack-reuse=none, or for volatile vars etc.
7127 2016-10-21 David Malcolm <dmalcolm@redhat.com>
7129 * print-rtl-function.c (flag_compact): Move extern decl to...
7130 * print-rtl.h (flag_compact): ...here.
7131 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
7132 (ASSERT_RTL_DUMP_EQ): New macro.
7133 (selftest::test_dumping_regs): New function.
7134 (selftest::test_dumping_insns): New function.
7135 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
7137 (selftest::rtl_tests_c_tests): Call the new test functions.
7139 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7141 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
7142 (outgoing_edges_match): Likewise.
7143 (try_crossjump_to_edge): Likewise.
7144 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
7145 (rtl_tidy_fallthru_edge): Likewise.
7146 * rtl.h (tablejump_p): Adjust prototype.
7147 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
7149 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7151 * rtl.h (label_ref_label): New function.
7152 (set_label_ref_label): New function.
7153 (LABEL_REF_LABEL): Delete.
7154 * alias.c (rtx_equal_for_memref_p): Adjust.
7155 * cfgbuild.c (make_edges): Likewise.
7156 (purge_dead_tablejump_edges): Likewise.
7157 * cfgexpand.c (convert_debug_memory_address): Likewise.
7158 * cfgrtl.c (patch_jump_insn): Likewise.
7159 * combine.c (distribute_notes): Likewise.
7160 * cse.c (hash_rtx_cb): Likewise.
7161 (exp_equiv_p): Likewise.
7162 (fold_rtx): Likewise.
7163 (check_for_label_ref): Likewise.
7164 * cselib.c (rtx_equal_for_cselib_1): Likewise.
7165 (cselib_hash_rtx): Likewise.
7166 * emit-rtl.c (mark_label_nuses): Likewise.
7167 * explow.c (convert_memory_address_addr_space_1): Likewise.
7168 * final.c (output_asm_label): Likewise.
7169 (output_addr_const): Likewise.
7170 * gcse.c (add_label_notes): Likewise.
7171 * genconfig.c (walk_insn_part): Likewise.
7172 * genrecog.c (validate_pattern): Likewise.
7173 * ifcvt.c (cond_exec_get_condition): Likewise.
7174 (noce_emit_store_flag): Likewise.
7175 (noce_get_alt_condition): Likewise.
7176 (noce_get_condition): Likewise.
7177 * jump.c (maybe_propagate_label_ref): Likewise.
7178 (mark_jump_label_1): Likewise.
7179 (redirect_exp_1): Likewise.
7180 (rtx_renumbered_equal_p): Likewise.
7181 * lra-constraints.c (operands_match_p): Likewise.
7182 * print-rtl.c (print_value): Likewise.
7183 * reload.c (find_reloads): Likewise.
7184 * reload1.c (set_label_offsets): Likewise.
7185 * reorg.c (get_branch_condition): Likewise.
7186 * rtl-tests.c (test_uncond_jump): Likewise.
7187 * rtl.c (rtx_equal_p_cb): Likewise.
7188 (rtx_equal_p): Likewise.
7189 * rtlanal.c (reg_mentioned_p): Likewise.
7190 (rtx_referenced_p): Likewise.
7191 (get_condition): Likewise.
7192 * varasm.c (const_hash_1): Likewise.
7193 (compare_constant): Likewise.
7194 (const_rtx_hash_1): Likewise.
7195 (output_constant_pool_1): Likewise.
7197 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7200 * reload.c (find_valid_class_1): Allow regclass if atleast one
7201 regno in regclass is ok. Compute and use rclass size based on
7202 actually available regnos for mode in rclass.
7204 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
7206 * config/sparc/sparc-modes.def (CCV): New.
7208 * config/sparc/predicates.md (v_comparison_operator): New.
7209 (icc_comparison_operator): Add support for CCV/CCXV.
7210 (xcc_comparison_operator): Likewise.
7211 * config/sparc/sparc.c (output_cbranch): Likewise.
7212 (sparc_print_operand): Likewise.
7213 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
7214 (uaddvdi4): New expander.
7215 (addvdi4): Likewise.
7216 (uaddvdi4_sp32): New instruction.
7217 (addvdi4_sp32): Likewise.
7218 (uaddvsi4): New expander.
7219 (addvsi4): Likewise.
7220 (cmp_ccc_plus_sltu_set): New instruction.
7221 (cmp_ccv_plus): Likewise.
7222 (cmp_ccxv_plus): Likewise.
7223 (cmp_ccv_plus_set): Likewise.
7224 (cmp_ccxv_plus_set): Likewise.
7225 (cmp_ccv_plus_sltu_set): Likewise.
7226 (uaddvdi4): New expander.
7227 (subvdi4): Likewise.
7228 (usubdi4_sp32): New instruction.
7229 (subvdi4_sp32): Likewise.
7230 (usubvsi4): New expander.
7231 (subvsi4): Likewise.
7232 (cmpsi_minus_sltu_set): New instruction.
7233 (cmp_ccv_minus): Likewise.
7234 (cmp_ccxv_minus): Likewise.
7235 (cmp_ccv_minus_set): Likewise.
7236 (cmp_ccxv_minus_set): Likewise.
7237 (cmp_ccv_minus_sltu_set): Likewise.
7238 (unegvdi3): New expander.
7239 (negvdi3): Likewise.
7240 (unegdi3_sp32): New instruction.
7241 (negvdi3_sp32): Likewise.
7242 (unegvsi3): New expander.
7243 (negvsi3): Likewise.
7244 (cmp_ccc_neg_sltu_set): New instruction.
7245 (cmp_ccv_neg): Likewise.
7246 (cmp_ccxv_neg): Likewise.
7247 (cmp_ccv_neg_set): Likewise.
7248 (cmp_ccxv_neg_set): Likewise.
7249 (cmp_ccv_neg_sltu_set): Likewise.
7251 * tree-ssa-loop-split.c: Remove trailing spaces.
7252 * match.pd: Likewise.
7254 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7256 PR rtl-optimization/78038
7257 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
7258 be deduced to set REG through the RTL structure.
7259 (make_defs_and_copies_lists): Return false on a failing get_defs call.
7261 2016-10-21 Richard Biener <rguenther@suse.de>
7263 PR tree-optimization/78051
7264 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
7265 and mark replaced if folding did something.
7267 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
7269 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
7270 and "protected" in visibility types.
7271 (rs6000_xcoff_declare_function_name): Fix formatting.
7272 (rs6000_xcoff_declare_object_name): Fix formatting.
7274 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
7276 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
7277 and IX86_BUILTIN_HUGE_VALQ here ...
7278 (ix86_expand_builtin): ... not here.
7280 2016-10-20 Jakub Jelinek <jakub@redhat.com>
7282 * doc/gty.texi (for_user): Use @item next to @findex.
7284 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
7287 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
7288 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
7289 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
7290 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
7291 __builtin_ia32_lzcnt_u16.
7292 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
7293 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
7294 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
7295 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
7296 (bmi_tzcnt_<mode>): New expander.
7297 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
7298 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
7299 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
7300 (lzcnt_<mode>): New expander.
7301 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
7302 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
7303 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
7304 (UINT64_FTYPE_UINT64): New.
7305 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
7306 (__builtin_ia32_lzcnt_u16): New description.
7307 (__builtin_ia32_lzcnt_u32): Ditto.
7308 (__builtin_ia32_lzcnt_u64): Ditto.
7309 (__builtin_ctzs): Remove description.
7310 (__builtin_ia32_tzcnt_u16): New description.
7311 (__builtin_ia32_tzcnt_u32): Ditto.
7312 (__builtin_ia32_tzcnt_u64): Ditto.
7313 * config/i386/i386.c (ix86_expand_args_builtin): Handle
7314 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
7316 2016-10-20 Martin Liska <mliska@suse.cz>
7319 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
7320 comparison with STMT_UID_NOT_IN_RANGE.
7321 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
7324 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
7326 * compare-elim.c (conforming_compare): Accept UNSPECs.
7327 (find_comparison_dom_walker::before_dom_children): Deal with
7328 instructions both using and killing the flags register.
7329 (equivalent_reg_at_start): New function extracted from...
7330 (try_eliminate_compare): ...here. Use it and add support for
7331 registers and UNSPECs as second operand of the compare.
7332 * config/visium/visium-modes.def (CCV): New.
7333 * config/visium/predicates.md (visium_v_comparison_operator): New.
7334 (visium_branch_operator): Deal with CCV mode.
7335 * config/visium/visium.c (visium_select_cc_mode): Likewise.
7336 (output_cbranch): Likewise.
7337 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
7338 (uaddv<mode>4): New expander.
7339 (addv<mode>4): Likewise.
7340 (add<mode>3_insn_set_carry): New instruction.
7341 (add<mode>3_insn_set_overflow): Likewise.
7342 (addsi3_insn_set_overflow): Likewise.
7343 (usubv<mode>4): New expander.
7344 (subv<mode>4): Likewise.
7345 (sub<mode>3_insn_set_carry): New instruction.
7346 (sub<mode>3_insn_set_overflow): Likewise.
7347 (subsi3_insn_set_overflow): Likewise.
7348 (unegv<mode>3): New expander.
7349 (negv<mode>3): Likewise.
7350 (neg<mode>2_insn_set_overflow): New instruction.
7351 (addv_tst<mode>): Likewise.
7352 (subv_tst<mode>): Likewise.
7353 (negv_tst<mode>): Likewise.
7354 (cbranch<mode>4_addv_insn): New splitter and instruction.
7355 (cbranch<mode>4_subv_insn): Likewise.
7356 (cbranch<mode>4_negv_insn): Likewise.
7358 2016-10-20 Richard Biener <rguenther@suse.de>
7360 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
7361 Handle decls possibly not bound.
7362 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
7363 nothing_id for decls that might not be bound if we are interested
7365 (get_constraint_for_component_ref): Deal with that.
7367 2016-10-20 Michael Matz <matz@suse.de>
7370 * common.opt (-fsplit-loops): New flag.
7371 * passes.def (pass_loop_split): Add.
7372 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
7373 (enable_fdo_optimizations): Add loop splitting.
7374 * timevar.def (TV_LOOP_SPLIT): Add.
7375 * tree-pass.h (make_pass_loop_split): Declare.
7376 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
7377 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
7378 * tree-ssa-loop-split.c: New file.
7379 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
7380 * doc/invoke.texi (fsplit-loops): Document.
7381 * doc/passes.texi (Loop optimization): Add paragraph about loop
7384 2016-10-20 Richard Biener <rguenther@suse.de>
7386 * cgraphunit.c (analyze_functions): Set node->definition to
7387 false to signal symbol removal to debug_hooks->late_global_decl.
7388 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
7389 WPA signal symbol removal to the debuginfo machinery.
7390 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
7391 using early_finised to guard the we're called for symbol
7392 removal case look at the symtabs definition flag.
7393 (gen_variable_die): Remove redundant check.
7395 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7397 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
7399 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7401 PR tree-optimization/53979
7402 * match.pd ((a ^ b) | a -> a | b): New pattern.
7404 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
7406 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
7407 config/pa/pa64-hpux-lib.h.
7408 (PA_CRTBEGIN_HACK): Likewise.
7409 (DTOR_LIST_BEGIN): Likewise.
7411 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
7413 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
7414 register only if "in" and "out" are different registers.
7416 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
7418 * omp-low.c (pass_oacc_device_lower::gate): New method.
7419 (execute): Always call execute_oacc_device_lower.
7421 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7423 PR tree-optimization/77916
7424 PR tree-optimization/77937
7425 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
7427 (insert_initializers): Requirement of initializer for -1 should be
7428 based on pointer-typedness of the candidate basis.
7430 2016-10-19 Bin Cheng <bin.cheng@arm.com>
7432 PR tree-optimization/78005
7433 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
7434 upper (included) bound for niters of prolog loop.
7435 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
7436 Compute niters of scalar loop above which vectorized loop is
7437 preferred, as well as the upper (included) bound for the niters.
7438 (vect_do_peeling): Record niter bound for loops accordingly.
7440 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
7443 * tree-core.h (enum tree_index): Put the complex types after their
7445 * tree-streamer.c (verify_common_node_recorded): New function.
7446 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
7448 2016-10-19 Martin Liska <mliska@suse.cz>
7450 * cgraph.h (cgraph_edge::binds_to_current_def_p):
7451 Replace NULL with false as a return value.
7453 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
7455 PR tree-optimization/78024
7456 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
7457 don't clear BB_VISITED after processing.
7459 2016-10-19 Richard Biener <rguenther@suse.de>
7461 * domwalk.c (dom_walker::walk): Use RPO order.
7463 2016-10-19 Richard Biener <rguenther@suse.de>
7465 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
7467 (evrp_dom_walker::~evrp_dom_walker): Free it.
7468 (evrp_dom_walker::stmts_to_remove): Add.
7469 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
7470 whose output we fully propagate for removal. Propagate
7471 into BB destination PHI arguments.
7472 (execute_early_vrp): Remove queued stmts. Dump value ranges
7473 before stmt removal.
7475 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
7477 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
7478 * passes.def: Add two instances of pass_walloca.
7479 * tree-pass.h (make_pass_walloca): New.
7480 * gimple-ssa-warn-alloca.c: New file.
7481 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
7482 -Wvla-larger-than= options.
7484 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
7486 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
7487 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
7489 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
7491 * config/rs6000/altivec.h (vec_xl_len): New macro.
7492 (vec_xst_len): New macro.
7493 (vec_cmpnez): New macro.
7494 (vec_cntlz_lsbb): New macro.
7495 (vec_cnttz_lsbb): New macro.
7496 (vec_xlx): New macro.
7497 (vec_xrx): New macro.
7498 (vec_all_nez): New C++ predicate template.
7499 (vec_any_eqz): New C++ predicate template.
7500 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
7501 conditional compilation.
7502 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
7503 conditional compilation.
7504 (vec_all_nez): New macro.
7505 (vec_any_eqz): New macro.
7506 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
7508 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
7510 * config/rs6000/vector.md (VI): Moved this mode iterator
7511 definition from altivec.md to vector.md.
7512 (UNSPEC_NEZ_P): New value.
7513 (vector_ne_<mode>_p): New expansion for implementation of
7514 vec_all_ne and vec_any_eq built-in functions.
7515 (vector_nez_<mode>_p): New expansion for implementation of
7516 vec_all_nez and vec_any_eqz built-in functions.
7517 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
7518 and vec_any_eq built-in function.
7519 (cr6_test_for_zero): New commentary to explain this expansion.
7520 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
7521 (cr6_test_for_lt): New commentary to explain this expansion.
7522 (cr6_test_for_lt_reverse): New commentary to explain this
7524 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7525 overloaded function prototypes for vec_all_ne, vec_all_nez,
7526 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
7527 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
7529 (altivec_resolve_overloaded_builtin): Modify the handling of
7530 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
7531 the compiler is configured to support TARGET_P9_VECTOR.
7532 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
7533 to explain the special processing that is given to predicate
7534 built-ins introduced using this macro.
7535 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
7536 the special processing given to predicate built-ins introduced
7538 (BU_VSX_P): Likewise.
7539 (BU_P8V_AV_P): Likewise.
7540 (BU_P9V_AV_P): Likewise.
7541 (BU_P9V_AV_X): New macro.
7542 (BU_P9V_64BIT_AV_X): New macro.
7543 (BU_P9V_VSX_3): New macro.
7544 (BU_P9V_OVERLOAD_P): New macro.
7545 (LXVL): New BU_P9V_64BIT_VSX_2.
7546 (VEXTUBLX): New BU_P9V_AV_2.
7547 (VEXTUBRX): Likewise.
7548 (VEXTUHLX): Likewise.
7549 (VEXTUHRX): Likewise.
7550 (VEXTUWLX): Likewise.
7551 (VEXTUWRX): Likewise.
7552 (STXVL): New BU_P9V_64BIT_AV_X.
7553 (VCLZLSBB): New BU_P9V_AV_1.
7554 (VCTZLSBB): Likewise.
7555 (CMPNEB): New BU_P9V_AV_2.
7560 (VCMPNEB_P): New BU_P9V_AV_P.
7561 (VCMPNEH_P): Likewise.
7562 (VCMPNEW_P): Likewise.
7563 (VCMPNED_P): Likewise.
7564 (VCMPNEFP_P): Likewise.
7565 (VCMPNEDP_P): Likewise.
7566 (CMPNEZB): New BU_P9V_AV_2.
7567 (CMPNEZH): Likewise.
7568 (CMPNEZW): Likewise.
7569 (VCMPNEZB_P): New BU_P9V_AV_P.
7570 (VCMPNEZH_P): Likewise.
7571 (VCMPNEZW_P): Likewise.
7572 (LXVL): New BU_P9V_OVERLOAD_2.
7573 (STXVL): New BU_P9V_OVERLOAD_3.
7574 (VEXTULX): New BU_P9V_OVERLOAD_2.
7575 (VEXTURX): Likewise.
7577 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
7578 (VCMPNE_P): Likewise.
7579 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
7580 (VCTZLSBB): Likewise.
7581 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
7582 comment to explain mode used for scratch register.
7583 (altivec_expand_stxvl_builtin): New function.
7584 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
7585 (altivec_init_builtins): Add initialized variable
7586 void_ftype_v16qi_pvoid_long and use this type to define the
7587 built-in function __builtin_altivec_stxvl.
7588 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
7589 (UNSPEC_STXVL): New value.
7590 (UNSPEC_VCLZLSBB): New value.
7591 (UNSPEC_VCTZLSBB): New value.
7592 (UNSPEC_VEXTUBLX): New value.
7593 (UNSPEC_VEXTUHLX): New value.
7594 (UNSPEC_VEXTUWLX): New value.
7595 (UNSPEC_VEXTUBRX): New value.
7596 (UNSPEC_VEXTUHRX): New value.
7597 (UNSPEC_VEXTUWRX): New value.
7598 (UNSPEC_VCMPNEB): New value.
7599 (UNSPEC_VCMPNEZB): New value.
7600 (UNSPEC_VCMPNEH): New value.
7601 (UNSPEC_VCMPNEZH): New value.
7602 (UNSPEC_VCMPNEW): New value.
7603 (UNSPEC_VCMPNEZW): New value.
7604 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7605 vector of integer modes.
7606 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7607 vector of float or double modes.
7608 (*vector_nez_<mode>_p): New insn for vector test all not equal or
7610 (lxvl): New expand for load VSX vector with length.
7611 (*lxvl): New insn for load VSX vector with length.
7612 (stxvl): New expand for store VSX vector with length.
7613 (*stxvl): New insn for store VSX vector with length.
7614 (vcmpneb): New insn for vector of byte compare not equal.
7615 (vcmpnezb): New insn for vector of byte compare not equal or zero.
7616 (vcmpneh): New insn for vector of half word compare not equal.
7617 (vcmpnezh): New insn for vector of half word compare not equal or
7619 (vcmpnew): New insn for vector of word compare not equal.
7620 (vcmpne<VSs>): New insn for vector of float or double compare not
7622 (vcmpnezw): New insn for vector of word compare not equal or zero.
7623 (vclzlsbb): New insn for vector count leading zero
7624 least-significant bits byte.
7625 (vctzlsbb): New insn for vector count trailing zero least
7626 signficant bits byte.
7627 (vextublx): New insn for vector extract unsigned byte left
7629 (vextubrx): New insn for vector extract unsigned byte right
7631 (vextuhlx): New insn for vector extract unsigned half word left
7633 (vextuhrx): New insn for vector extract unsigned half word right
7635 (vextuwlx): New insn for vector extract unsigned word left
7637 (vextuwrx): New insn for vector extract unsigned word right
7639 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
7640 clarify intent of this constant.
7641 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
7642 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
7643 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
7644 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
7645 and vec_xrx functions.
7647 2016-10-18 Andrew Pinski <apinski@cavium.com>
7650 * predict.c (is_exit_with_zero_arg): New function.
7651 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
7654 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
7657 * config/i386/i386.c (legitimize_tls_address)
7658 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
7659 convert dest to Pmode if different than Pmode.
7661 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7663 PR tree-optimization/77916
7664 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
7665 stopgap fix, as pointers with -1 increment are still broken.
7667 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
7669 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
7670 mapping class decoration from here...
7671 (rs6000_xcoff_encode_section): ...to here.
7673 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
7674 if shrink-wrapping and optimizing for speed.
7676 2016-10-18 Richard Biener <rguenther@suse.de>
7678 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
7679 not visited but non-executable predecessors. Return taken edge.
7680 Simplify conditions and refactor propagation vs. folding step.
7682 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
7684 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
7685 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
7686 (rs6000_get_separate_components): Assert we do not have those
7687 strategies selected.
7689 2016-10-18 Richard Biener <rguenther@suse.de>
7691 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
7692 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
7694 (substitute_and_fold_dom_walker): Adjust constructor.
7695 (substitute_and_fold_dom_walker::before_dom_children): Remove
7696 do_dce flag and handling (always true).
7697 (substitute_and_fold): Likewise.
7698 * tree-vrp.c (vrp_finalize): Adjust.
7699 (execute_early_vrp): Remove final BB_VISITED clearing.
7700 * tree-ssa-ccp.c (ccp_finalize): Adjust.
7701 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7702 * ira.c (ira): Call clear_bb_flags.
7704 2016-10-18 Richard Biener <rguenther@suse.de>
7706 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
7707 get at the operand to look at with TREE_OPERAND for generic
7710 2016-10-18 David Malcolm <dmalcolm@redhat.com>
7712 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
7714 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
7715 (write_test_expr): Use rtx_reader_ptr for calls to
7717 (write_attr_value): Likewise.
7718 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
7719 call to print_md_ptr_loc.
7720 (write_one_condition): Likewise for calls to print_c_condition.
7721 * genconstants.c: Include "statistics.h" and "vec.h".
7722 (main): Update for conversion to member functions.
7723 * genemit.c (emit_c_code): Use rtx_reader_ptr for
7724 call to print_md_ptr_loc.
7725 * genenums.c: Include "statistics.h" and "vec.h".
7726 (main): Update for conversion of traverse_enum_types to a method.
7727 * genmddeps.c: Include "statistics.h" and "vec.h".
7728 * genoutput.c (process_template): Use rtx_reader_ptr for call to
7730 * genpreds.c (write_predicate_subfunction): Likewise.
7731 (write_predicate_expr): Likewise for calls to print_c_condition.
7732 * genrecog.c (print_test): Likewise.
7733 * gensupport.c (process_rtx): Likewise for calls to
7734 copy_md_ptr_loc and join_c_conditions.
7735 (alter_test_for_insn): Likewise for call to join_c_conditions.
7736 (process_substs_on_one_elem): Likewise.
7737 (gen_mnemonic_setattr): Update for move of string_obstack to a
7738 field of rtx_reader.
7739 (mnemonic_htab_callback): Likewise. Fix formatting.
7740 (gen_mnemonic_attr): Likewise.
7741 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
7742 to print_c_condition.
7743 * read-md.c: Include "statistics.h" and "vec.h".
7744 (string_obstack): Convert this global to field "m_string_obstack"
7745 of class rtx_reader.
7746 (ptr_locs): Likewise, as "m_ptr_locs".
7747 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
7748 (joined_conditions): Likewise, as "m_joined_conditions".
7749 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
7750 (md_constants): Likewise, as "m_md_constants".
7751 (enum_types): Likewise, as "m_enum_types".
7752 (set_md_ptr_loc): Convert to...
7753 (rtx_reader::set_md_ptr_loc): ...member function.
7754 (get_md_ptr_loc): Convert to...
7755 (rtx_reader::get_md_ptr_loc): ...member function.
7756 (copy_md_ptr_loc): Convert to...
7757 (rtx_reader::copy_md_ptr_loc): ...member function.
7758 (fprint_md_ptr_loc): Convert to...
7759 (rtx_reader::fprint_md_ptr_loc): ...member function.
7760 (print_md_ptr_loc): Convert to...
7761 (rtx_reader::print_md_ptr_loc): ...member function.
7762 (join_c_conditions): Convert to...
7763 (rtx_reader::join_c_conditions): ...member function.
7764 (fprint_c_condition): Convert to...
7765 (rtx_reader::fprint_c_condition): ...member function.
7766 (print_c_condition): Convert to...
7767 (rtx_reader::print_c_condition): ...member function.
7768 (read_name): Convert to...
7769 (rtx_reader::read_name): ...member function.
7770 (read_escape): Convert to...
7771 (rtx_reader::read_escape): ...member function.
7772 (read_quoted_string): Convert to...
7773 (rtx_reader::read_quoted_string): ...member function.
7774 (read_braced_string): Convert to...
7775 (rtx_reader::read_braced_string): ...member function.
7776 (read_string): Convert to...
7777 (rtx_reader::read_string): ...member function.
7778 (read_skip_construct): Convert to...
7779 (rtx_reader::read_skip_construct): ...member function.
7780 (handle_constants): Convert to...
7781 (rtx_reader::handle_constants): ...member function.
7782 (traverse_md_constants): Convert to...
7783 (rtx_reader::traverse_md_constants): ...member function.
7784 (handle_enum): Convert to...
7785 (rtx_reader::handle_enum): ...member function.
7786 (lookup_enum_type): Convert to...
7787 (rtx_reader::lookup_enum_type): ...member function.
7788 (traverse_enum_types): Convert to...
7789 (rtx_reader::traverse_enum_types): ...member function.
7790 (rtx_reader::rtx_reader): Move initializations
7791 of various former global data from rtx_reader::read_md_files to
7792 here, as fields, along with the call to unlock_std_streams.
7793 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
7795 (rtx_reader::read_md_files): Move initializations of various
7796 global data from here to the ctor.
7797 * read-md.h (read_name): Convert to...
7798 (rtx_reader::read_name): ...member function.
7799 (rtx_reader::read_escape): New method decl.
7800 (read_quoted_string): Convert to...
7801 (rtx_reader::read_quoted_string): ...member function.
7802 (rtx_reader::read_braced_string): New method decl.
7803 (read_string): Convert to...
7804 (rtx_reader::read_string): ...member function.
7805 (rtx_reader::read_skip_construct): New method decl.
7806 (rtx_reader::set_md_ptr_loc): New method decl.
7807 (rtx_reader::get_md_ptr_loc): New method decl.
7808 (copy_md_ptr_loc): Convert to...
7809 (rtx_reader::copy_md_ptr_loc): ...member function.
7810 (fprint_md_ptr_loc): Convert to...
7811 (rtx_reader::fprint_md_ptr_loc): ...member function.
7812 (print_md_ptr_loc): Convert to...
7813 (rtx_reader::print_md_ptr_loc): ...member function.
7814 (rtx_reader::lookup_enum_type): New method decl.
7815 (rtx_reader::traverse_enum_types): New method decl.
7816 (rtx_reader::handle_constants): New method decl.
7817 (traverse_md_constants): Convert to...
7818 (rtx_reader::traverse_md_constants): ...member function.
7819 (rtx_reader::handle_enum): New method decl.
7820 (rtx_reader::join_c_conditions): New method decl.
7821 (fprint_c_condition): Convert to...
7822 (rtx_reader::fprint_c_condition): ...member function.
7823 (print_c_condition): Convert to...
7824 (rtx_reader::print_c_condition): ...member function.
7825 (rtx_reader::apply_iterator_to_string): New method decl.
7826 (rtx_reader::copy_rtx_for_iterators): New method decl.
7827 (rtx_reader::read_conditions): New method decl.
7828 (rtx_reader::record_potential_iterator_use): New method decl.
7829 (rtx_reader::read_mapping): New method decl.
7830 (rtx_reader::read_rtx): New method decl.
7831 (rtx_reader::read_rtx_code): New method decl.
7832 (rtx_reader::read_rtx_operand): New method decl.
7833 (rtx_reader::read_nested_rtx): New method decl.
7834 (rtx_reader::read_rtx_variadic): New method decl.
7835 (rtx_reader::get_string_obstack): New method.
7836 (rtx_reader::get_md_constants): New method.
7837 (string_obstack): Convert global variable decl to...
7838 (rtx_reader::m_string_obstack): ...this new field.
7839 (rtx_reader::m_ptr_locs): New field.
7840 (rtx_reader::m_ptr_loc_obstack): New field.
7841 (rtx_reader::m_joined_conditions): New field.
7842 (rtx_reader::m_joined_conditions_obstack): New field.
7843 (rtx_reader::m_md_constants): New field.
7844 (rtx_reader::m_enum_types): New field.
7845 * read-rtl.c (apply_iterator_to_string): Convert to...
7846 (rtx_reader::apply_iterator_to_string): ...member function.
7847 (copy_rtx_for_iterators): Convert to...
7848 (rtx_reader::copy_rtx_for_iterators): ...member function.
7849 (add_condition_to_string): Use rtx_reader_ptr for
7850 calls join_c_conditions.
7851 (apply_iterators): Use rtx_reader_ptr for calls to
7852 join_c_conditions and copy_rtx_for_iterators.
7853 (read_conditions): Convert to...
7854 (rtx_reader::read_conditions): ...member function.
7855 (record_potential_iterator_use): Convert to...
7856 (rtx_reader::record_potential_iterator_use): ...member function.
7857 (read_mapping): Convert to...
7858 (rtx_reader::read_mapping): ...member function.
7859 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
7860 (read_rtx): Convert to...
7861 (rtx_reader::read_rtx): ...member function.
7862 (read_rtx_code): Convert to...
7863 (rtx_reader::read_rtx_code): ...member function.
7864 (read_rtx_operand): Convert to...
7865 (rtx_reader::read_rtx_operand): ...member function. Update for move
7866 of string_obstack to a field.
7867 (read_nested_rtx): Convert to..
7868 (rtx_reader::read_nested_rtx): ...member function.
7869 (read_rtx_variadic): Convert to..
7870 (rtx_reader::read_rtx_variadic): ...member function.
7872 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7874 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
7876 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7878 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
7879 for pointer type too.
7880 (ipcp_update_vr): set_ptr_nonnull for pointer.
7882 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7884 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
7885 pt_solution_singleton_p.
7886 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
7887 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
7888 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
7889 pointer nonnull computed by VRP.
7890 Also Conservatively set pt.null to 1.
7891 (pt_solution_reset): Conservatively set pt.null to 1.
7892 (pt_solution_singleton_or_null_p): Renamed from
7893 pt_solution_singleton_p.
7894 * tree-ssanames.h (set_ptr_nonnull): Declare.
7895 (get_ptr_nonnull): Likewise.
7896 * tree-ssanames.c (set_ptr_nonnull): New.
7897 (get_ptr_nonnull): Likewise.
7898 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
7899 (evrp_dom_walker::before_dom_children): Likewise.
7901 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7903 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7904 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7905 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7906 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7907 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
7908 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7909 (rs6000_option_override_internal): Clear it if ABI_AIX.
7910 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7911 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
7913 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7915 * gimple-ssa-strength-reduction.c (record_increment): Remove
7918 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7920 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
7921 that the result is non-zero if it is true.
7922 (maybe_expand_shift): New wrapper around expand_shift_1.
7923 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
7925 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7927 PR tree-optimization/77916
7928 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
7929 Don't allow a MINUS_EXPR for pointer arithmetic for either known
7931 (record_increment): Increments of -1 for unknown strides just use
7932 a multiply initializer like other negative values.
7933 (analyze_increments): Remove stopgap solution for -1 increment
7934 applied to pointer arithmetic.
7936 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
7938 * dominance.c (dom_info::dom_info): Add new constructor for region
7939 which is vector of basic blocks.
7940 (dom_init): New method to initialize members common for both
7942 (dom_info::dom_info): Invoke dom_init for partial initialization.
7943 (dom_info::get_idom): Add check to corner cases on basic blocks which
7945 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
7946 to detect unreachable bbs.
7947 (dom_info::calc_idoms): Likewise.
7948 (compute_dom_fast_query_in_region): New function.
7949 (calculate_dominance_info_for_region): Likewise.
7950 (free_dominance_info_for_region): Likewise.
7951 * dominance.h: Add prototypes for introduced region-based functions
7952 * tree-if-conv.c (build_region): New function.
7953 (if_convertible_loop_p_1): Invoke local version of post-dominators
7954 calculation before basic block predication with subsequent freeing
7955 post-dominator info.
7956 (tree_if_conversion): Remove free of post-dominator info
7957 (pass_if_conversion::execute): Delete detection of infinite loops
7958 and fake edges to exit block since post-dominator calculation is
7959 performed per if-converted loop only.
7961 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
7964 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
7965 register explicitly.
7966 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
7967 optimizing for size.
7969 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7971 * config/aarch64/aarch64.c: Delete inclusion of
7972 cortex-a57-fma-steering.h.
7973 (aarch64_override_options): Delete call
7974 to aarch64_register_fma_steering.
7975 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
7976 * config/aarch64/cortex-a57-fma-steering.h: Delete.
7977 * config/aarch64/aarch64-passes.def: New file.
7978 * config/aarch64/cortex-a57-fma-steering.c
7979 (aarch64_register_fma_steering): Delete definition.
7980 (make_pass_fma_steering): Remove static qualifier.
7981 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
7982 (cortex-a57-fma-steering.o): Remove dependency on
7983 cortex-a57-fma-steering.h.
7985 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7987 * explow.c (validize_mem): Do not modify the argument in-place.
7989 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
7991 * tree-streamer.c (record_common_node): Explicitly list expected
7994 2016-10-17 Richard Biener <rguenther@suse.de>
7996 PR tree-optimization/77988
7997 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
7999 2016-10-17 Marek Polacek <polacek@redhat.com>
8001 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
8003 2016-10-17 Richard Biener <rguenther@suse.de>
8005 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
8008 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8010 PR tree-optimization/71636
8011 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
8013 2016-10-17 Richard Biener <rguenther@suse.de>
8015 * gimplify.c (gimplify_function_tree): Do not move the outer
8018 2016-10-17 Jakub Jelinek <jakub@redhat.com>
8020 * langhooks.h (struct lang_hooks_for_decls): Remove
8021 function_decl_explicit_p, function_decl_deleted_p and
8022 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
8023 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
8024 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
8025 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
8026 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
8027 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
8028 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
8029 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
8030 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
8031 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
8032 * langhooks.c (lhd_decl_dwarf_attribute): New function.
8033 * dwarf2out.c (gen_subprogram_die): Use
8034 lang_hooks.decls.decl_dwarf_attribute instead of
8035 lang_hooks.decls.function_decl_*.
8037 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
8041 * common.opt (-ftrampolines): New option.
8042 * doc/invoke.texi (Code Gen Options): Document it.
8043 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
8044 * doc/tm.texi: Regenerate.
8045 * builtins.def: Add init_descriptor and adjust_descriptor.
8046 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
8047 on platforms with descriptors.
8048 (expand_builtin_init_descriptor): New function.
8049 (expand_builtin_adjust_descriptor): Likewise.
8050 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
8051 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
8052 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
8053 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
8054 Set STATIC_CHAIN_REG_P on the static chain register, if any.
8055 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
8056 (expand_call): Likewise. Move around call to prepare_call_address
8057 and pass all flags to it.
8058 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
8059 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
8060 (gimple_call_set_by_descriptor): New setter.
8061 (gimple_call_by_descriptor_p): New getter.
8062 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
8063 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
8064 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
8065 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8066 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
8067 * rtl.h (STATIC_CHAIN_REG_P): New macro.
8068 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
8069 * target.def (custom_function_descriptors): New POD hook.
8070 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
8071 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
8072 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
8073 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
8074 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
8075 (build_common_builtin_nodes): Initialize init_descriptor and
8077 * tree-nested.c: Include target.h.
8078 (struct nesting_info): Add 'any_descr_created' field.
8079 (get_descriptor_type): New function.
8080 (lookup_element_for_decl): New function extracted from...
8081 (create_field_for_decl): Likewise.
8082 (lookup_tramp_for_decl): ...here. Adjust.
8083 (lookup_descr_for_decl): New function.
8084 (convert_tramp_reference_op): Deal with descriptors.
8085 (build_init_call_stmt): New function extracted from...
8086 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
8087 * defaults.h (FUNCTION_ALIGNMENT): Define.
8088 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
8089 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8090 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
8091 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
8092 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
8094 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
8096 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
8097 constants in CONST_VECTORs.
8099 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
8101 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
8102 register as destination of bmask.
8103 (vector_init_bshuffle): Likewise.
8104 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
8105 (bmaskdi_vis): Enable only in 64-bit mode.
8107 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
8109 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
8110 make LR a separately shrink-wrapped component unless savres_strategy
8111 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
8112 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
8113 wrapping when not both {SAVE,REST}_INLINE_GPRS.
8115 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
8117 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
8118 and keep looping on failure.
8120 2016-10-14 David Malcolm <dmalcolm@redhat.com>
8122 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
8124 (print_rtx_function): Update example in comment for...
8125 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
8126 non-virtual pseudos with a '%' sigil followed by the regno, offset
8127 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
8128 pseudo is dumped as "%0".
8130 2016-10-14 Jakub Jelinek <jakub@redhat.com>
8133 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
8136 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
8138 * config/sparc/sparc-passes.def: New file.
8139 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
8140 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
8141 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
8143 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
8145 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
8146 loop peel to loops with exit test at the beginning.
8148 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
8150 PR rtl-optimization/68212
8151 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
8152 frequency when computing scale factor for peeled copies.
8153 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
8154 values for switch/peel blocks/edges.
8156 2016-10-14 Pedro Alves <palves@redhat.com>
8158 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
8160 2016-10-14 Catherine Moore <clm@codesourcery.com>
8162 * config/mips/mips.c (mips_prepare_pch_save): Initialize
8163 micromips_globals to zero.
8165 2016-10-14 Richard Biener <rguenther@suse.de>
8167 PR tree-optimization/77979
8168 * tree-vrp.c (compare_name_with_value): Handle released SSA names
8169 in the equivalency sets.
8170 (compare_names): Likewise.
8172 2016-10-14 Martin Liska <mliska@suse.cz>
8174 * builtins.h(target_char_cst_p): Declare the function.
8175 * builtins.c (fold_builtin_memchr): Remove.
8176 (target_char_cst_p): Move the function from gimple-fold.c.
8177 (fold_builtin_3): Do not call the function.
8178 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
8179 (gimple_fold_builtin): Call the function.
8180 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
8182 2016-10-14 Martin Liska <mliska@suse.cz>
8184 * builtins.c (fold_builtin_strcmp): Remove function.
8185 (fold_builtin_strncmp): Likewise.
8186 (fold_builtin_2): Remove call of the function.
8187 (fold_builtin_3): Likewise.
8188 * fold-const-call.c (fold_const_call): Add constant folding
8189 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
8190 * fold-const-call.h (build_cmp_result): Declare the function.
8191 * gimple-fold.c (gimple_load_first_char): New function.
8192 (gimple_fold_builtin_string_compare): Likewise.
8193 (gimple_fold_builtin): Call the function.
8195 2016-10-14 Nathan Sidwell <nathan@acm.org>
8197 * gcov-io.c (gcov_open): Deconstify 'mode'.
8199 2016-10-14 Martin Liska <mliska@suse.cz>
8201 * fold-const.c (c_getstr): Support of properly \0-terminated
8202 string constants. New argument is added.
8203 * fold-const.h: New argument is added.
8205 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8207 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
8209 (aarch64_print_hint_for_core): Likewise.
8210 (aarch64_print_hint_for_arch): Likewise.
8211 (aarch64_validate_march): Use it. Fix indentation in type signature.
8212 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
8213 (aarch64_validate_mtune): Likewise.
8214 (aarch64_handle_attr_arch): Likewise.
8215 (aarch64_handle_attr_cpu): Likewise.
8216 (aarch64_handle_attr_tune): Likewise.
8218 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8220 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
8223 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
8225 * config/m68k/m68k.c (m68k_option_override): Check
8226 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
8227 instead of stack_limit_rtx.
8229 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8231 * dwarf2out.c (gen_member_die): Handle inline static data member
8234 2016-10-13 Nathan Sidwell <nathan@acm.org>
8236 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
8237 gcov_var.mode. Remove unnecessary fstat.
8239 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
8242 * function.c (thread_prologue_and_epilogue_insns): Call all
8243 make_*logue_seq in the same order as traditional. Call them
8244 all a second time if shrink_wrapped_separate.
8246 2016-10-13 Marek Polacek <polacek@redhat.com>
8248 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8249 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
8252 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8254 PR tree-optimization/77937
8255 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
8256 to infinite when we have a pointer with an increment of -1.
8258 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8260 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
8262 * memmodel.h: This file.
8263 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
8264 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
8265 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
8266 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
8267 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
8268 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
8269 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
8270 compare-elim.c, config/aarch64/aarch64-builtins.c,
8271 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
8272 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
8273 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
8274 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
8275 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
8276 config/darwin.c, config/epiphany/epiphany.c,
8277 config/epiphany/mode-switch-use.c,
8278 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
8279 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
8280 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
8281 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
8282 config/m68k/m68k.c, config/mcore/mcore.c,
8283 config/microblaze/microblaze.c, config/mmix/mmix.c,
8284 config/mn10300/mn10300.c, config/moxie/moxie.c,
8285 config/msp430/msp430.c, config/nds32/nds32-cost.c,
8286 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
8287 config/nds32/nds32-memory-manipulation.c,
8288 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
8289 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
8290 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
8291 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
8292 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
8293 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
8294 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
8295 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
8296 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
8297 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
8298 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
8299 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
8300 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
8301 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
8302 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
8303 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
8304 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
8305 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
8306 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
8307 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
8308 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
8309 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
8310 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
8311 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
8312 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
8313 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
8314 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
8315 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
8316 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
8317 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
8318 var-tracking.c, varasm.c: Include memmodel.h.
8319 * genattrtab.c (write_header): Include memmodel.h in generated file.
8320 * genautomata.c (main): Likewise.
8321 * gengtype.c (open_base_files): Likewise.
8322 * genopinit.c (main): Likewise.
8323 * genconditions.c (write_header): Include memmodel.h earlier in
8325 * genemit.c (main): Likewise.
8326 * genoutput.c (output_prologue): Likewise.
8327 * genpeep.c (main): Likewise.
8328 * genpreds.c (write_insn_preds_c): Likewise.
8329 * genrecog.c (write_header): Likewise.
8330 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
8332 2016-10-13 David Malcolm <dmalcolm@redhat.com>
8334 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
8335 for new "compact" param of print_rtx_function. Check for "cinsn"
8337 * print-rtl-function.c (flag_compact): New decl.
8338 (print_rtx_function): Add param "compact" and use it to set
8339 flag_compact, adding a description of the effect to the leading
8340 comment, and updating the example output.
8341 * print-rtl.c (flag_compact): New variable.
8342 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
8344 (print_rtx_operand_code_i): When printing source locations, wrap
8345 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
8346 (print_rtx_operand_code_r): Don't print regnos for hard regs and
8347 virtuals in compact mode.
8348 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
8349 apart from in LABEL_REFs.
8350 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
8351 Don't print basic block ids in compact mode.
8352 (print_rtx): In compact mode, prefix the code of insns with "c",
8353 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
8354 * print-rtl.h (print_rtx_function): Add "compact" param.
8356 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
8358 * arm.h (TARGET_VFP): Delete.
8359 (TARGET_VFPD32): Remove references to TARGET_VFP.
8360 (TARGET_VFP3, TARGET_VFP5): Likewise.
8361 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
8362 (TARGET_NEON_FP16): Likewise.
8363 (TARGET_FMA): Likewise.
8364 (TARGET_CRYPTO): Likewise.
8365 (TARGET_NEON): Likewise.
8366 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
8367 (FUNCTION_ARG_REGNO_P): Likewise.
8368 * arm.c (arm_option_check_internal): Likewise.
8369 (arm_option_override): Likewise.
8370 (use_return_insn): Likewise.
8371 (arm_function_value_regno_p): Likewise.
8372 (arm_apply_result_size): Likewise.
8373 (use_vfp_abi): Likewise.
8374 (arm_legitimate_address_outer_p): Likewise.
8375 (thumb2_legitimate_address_p): Likewise.
8376 (arm_legitimate_index_p): Likewise.
8377 (thumb2_legitimate_index_p): Likewise.
8378 (arm_legitimate_address): Likewise.
8379 (arm_get_vfp_saved_size): Likewise.
8380 (arm_emit_vfp_multi_reg_pop): Likewise.
8381 (arm_get_frame_offsets): Likewise.
8382 (arm_save_coproc_regs): Likewise.
8383 (arm_hard_regno_mode_ok): Likewise.
8384 (arm_expand_epilogue_apcs_frame): Likewise.
8385 (arm_expand_epilogue): Likewise.
8386 (arm_file_start): Likewise.
8387 (arm_conditional_register_usage): Likewise.
8388 (arm_validize_comparison): Use vfp_compare_operand directly.
8389 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
8390 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
8392 (arm_atomic_assign_expand_fenv): Likewise.
8393 * arm.md (divsf3): Likewise.
8394 (arm_negsi2): Likewise.
8396 (arm_movdi): Likewise.
8397 (arm_movt): Likewise.
8398 (cbranchsf4): Change predicate to vfp_compare_operand.
8399 (cbranchdf4): Change predicate to vfp_compare_operand.
8400 (cstorehf4): Change predicate to vfp_compare_operand.
8401 (cstoresf4): Change predicate to vfp_compare_operand.
8402 (cstoredf4): Change predicate to vfp_compare_operand.
8403 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
8404 (movhi_insn_arch4, movhi_bytes): Likewise.
8405 * constraints.md (Dt): Likewise.
8407 * iterators.md (SDF): Likewise.
8408 * predicates.md (arm_float_compare_operand): Delete.
8409 (const_double_vcvt_power_of_two_reciprocal): Remove references to
8411 (const_double_vcvt_power_of_two): Likewise.
8412 * thumb2.md thumb2_movsi_insn): Likewise.
8413 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
8414 (movhf_vfp): Likewise.
8415 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
8416 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
8417 (movsf_vfp, thumb2_movsf_vfp): Likewise.
8418 (movdf_vfp, thumb2_movdf_vfp): Likewise.
8419 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
8420 (subsf3_vfp, divsf3_vfp): Likewise.
8421 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
8422 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
8423 (mulsf3negsfsubsf_vfp): Likewise.
8424 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
8425 (floatunssisf2, sqrtsf2_vfp): Likewise.
8426 (movcc_vfp): Likewise.
8427 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
8428 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
8429 (push_multi_vfp): Likewise.
8430 (set_fpscr, get_fpscr): Likewise.
8431 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
8433 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
8435 * arm.h (TARGET_VFP): Unconditionally define to 1.
8436 (arm_fpu_desc): Remove 'model' field.
8437 (TARGET_FPU_MODEL): Delete.
8438 * arm.c (all_fpus): Don't initialize the model field.
8439 (arm_can_inline_p): Don't check the FPU model.
8440 * arm-fpus.def: Remove redundant model field from all FPU
8443 2016-10-13 Richard Biener <rguenther@suse.de>
8446 * genmatch.c (struct capture): Add value_match member.
8447 (commutate): Preserve value_match.
8448 (lower_opt_convert): Likewise.
8449 (lower_cond): Likewise.
8450 (replace_id): Likewise.
8451 (struct dt_operand): Add value_match member.
8452 (decision_tree::cmp_node): Compare it.
8453 (decision_tree::insert_operand): Honor it when finding and
8454 when appending a DT_MATCH.
8455 (dt_operand::gen_match_op): Generate a type check after
8456 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
8457 (parser::get_internal_capture_id): New helper.
8458 (parser::finish_match_operand): New function lowering @@<id>.
8459 (parser::parse_capture): Parse @@<id> as value-match.
8460 (parser::parse_expr): Use get_internal_capture_id.
8461 (parser::parse_simplify): Call finish_match_operand.
8462 (walk_captures): New helper.
8463 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
8465 ((X /[ex] A) * A -> X): Likewise.
8466 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
8467 convert[12] and value-matching.
8468 ((A | B) & (A | C) -> A | (B & C)): Likewise.
8469 ((X | Y) | Y -> X | Y): Likewise.
8470 ((X ^ Y) ^ Y -> X): Likewise.
8471 (A - (A & B) -> ~B & A): Likewise.
8472 ((T)(P + A) - (T)P -> (T) A): Likewise.
8473 ((T)P - (T)(P + A) -> -(T) A): Likewise.
8474 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
8475 * doc/match-and-simplify.texi: Amend capture section.
8477 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
8479 * config/arc/arc.md (umul_600): Remove predicated variant.
8480 (umul64_600): Likewise.
8482 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
8484 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
8486 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8488 * tree-vect-loop.c (loop_niters_no_overflow): New func.
8489 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
8490 no-overflow information to vect_do_peeling_for_loop_bound and
8491 vect_gen_vector_loop_niters.
8493 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8495 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
8498 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8500 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
8501 adjust_vec automatically.
8502 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
8503 param exit_bb to guard_to.
8504 (slpeel_checking_verify_cfg_after_peeling):
8505 (set_prologue_iterations):
8506 (create_lcssa_for_virtual_phi): New func which is factored out from
8507 slpeel_tree_peel_loop_to_edge.
8508 (slpeel_tree_peel_loop_to_edge):
8509 (iv_phi_p): New func.
8510 (vect_can_advance_ivs_p): Call iv_phi_p.
8511 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
8512 new gimple stmts in basic block.
8513 (vect_gen_niters_for_prolog_loop): Rename to...
8514 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
8515 adjust implementation.
8516 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
8517 sizetype if necessary.
8518 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
8519 it to external function.
8520 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
8521 (vect_gen_vector_loop_niters_mult_vf): New.
8522 (slpeel_update_phi_nodes_for_loops): New.
8523 (slpeel_update_phi_nodes_for_guard1): Reimplement.
8524 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
8525 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
8526 * tree-vect-loop.c (vect_build_loop_niters): Move to file
8527 tree-vect-loop-manip.c
8528 (vect_generate_tmps_on_preheader): Delete.
8529 (vect_transform_loop): Rename vectorization_factor to vf. Call
8530 vect_do_peeling instead of vect_do_peeling-* functions.
8531 * tree-vectorizer.h (vect_do_peeling): New decl.
8532 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
8533 (vect_do_peeling_for_loop_bound): Delete.
8534 (vect_do_peeling_for_alignment): Delete.
8536 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8538 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
8539 duplicated loop after its preheader and after the original loop.
8541 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8543 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
8544 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
8546 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8548 * tree-vect-loop.c (vectorizable_live_operation): Support handling
8549 for live variable outside loop but not in lcssa form.
8551 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8553 * cfg.c (reset_original_copy_tables): New func.
8554 * cfg.h (reset_original_copy_tables): New decl.
8556 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8559 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
8561 * varasm.c (default_binds_local_p_3): Formatting fix.
8563 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8565 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
8567 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
8568 Remove useless code.
8570 2016-10-13 Martin Liska <mliska@suse.cz>
8572 PR tree-optimization/77943
8573 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
8574 a different EH landing pads.
8576 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8579 * hooks.h (hook_tree_void_null): Declare.
8580 * hooks.c (hook_tree_void_null): New function.
8581 * langhooks.c (lhd_return_null_tree_v): Remove.
8582 * langhooks-def.h (lhd_return_null_tree_v): Remove.
8583 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
8584 set y to const0_rtx.
8585 * function.c (stack_protect_epilogue): Likewise.
8586 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
8587 if TARGET_THREAD_SSP_OFFSET is defined.
8588 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8589 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8590 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8591 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8592 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8593 (ix86_stack_protect_guard): New function.
8595 2016-10-13 Richard Biener <rguenther@suse.de>
8597 * dwarf2out.c (tree_add_const_value_attribute): Do not try
8598 rtl_for_decl_init during early phase.
8599 (gen_variable_die): Do not create locations during early phase.
8600 (gen_label_die): Likewise.
8601 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
8604 2016-10-12 Richard Biener <rguenther@suse.de>
8606 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
8607 try_add_new_range and made to eturn new range.
8608 (evrp_dom_walker::before_dom_children): Push op1 value range before
8609 pushing op0 value range.
8611 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8613 PR tree-optimization/77937
8614 * gimple-ssa-strength-reduction.c (analyze_increments): Use
8615 POINTER_TYPE_P on the candidate type to determine whether
8616 candidates in this chain require pointer arithmetic.
8618 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
8620 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
8621 correction if the type is smaller than a word.
8622 (visium_select_cc_mode): Add ... fall through ... comment.
8624 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8626 * config/rs6000/rs6000.c (machine_function): Add new fields
8627 gpr_is_wrapped_separately and lr_is_wrapped_separately.
8628 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
8629 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
8630 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
8631 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
8632 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
8633 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
8634 (rs6000_get_separate_components): New function.
8635 (rs6000_components_for_bb): New function.
8636 (rs6000_disqualify_components): New function.
8637 (rs6000_emit_prologue_components): New function.
8638 (rs6000_emit_epilogue_components): New function.
8639 (rs6000_set_handled_components): New function.
8640 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
8641 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
8642 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
8643 (rs6000_emit_epilogue): Don't emit GPR restores if
8644 gpr_is_wrapped_separately for that register. Don't make a
8645 REG_CFA_RESTORE note for registers we did not restore, either.
8647 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8649 * function.c (thread_prologue_and_epilogue_insns): Call
8650 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
8651 if it has possibly changed. Compute the split_prologue_seq and
8652 epilogue_seq later, too.
8653 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
8654 (dump_components): New function.
8655 (struct sw): New struct.
8657 (init_separate_shrink_wrap): New function.
8658 (fini_separate_shrink_wrap): New function.
8659 (place_prologue_for_one_component): New function.
8660 (spread_components): New function.
8661 (disqualify_problematic_components): New function.
8662 (emit_common_heads_for_components): New function.
8663 (emit_common_tails_for_components): New function.
8664 (insert_prologue_epilogue_for_components): New function.
8665 (try_shrink_wrapping_separate): New function.
8666 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
8668 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8670 * regrename.c (build_def_use): Invalidate chains that have a
8671 REG_CFA_RESTORE on some instruction.
8673 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8675 * dce.c (delete_unmarked_insns): Don't delete instructions with
8676 a REG_CFA_RESTORE note.
8678 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8680 * common.opt (-fshrink-wrap-separate): New flag.
8681 * doc/invoke.texi: Document it.
8682 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
8683 * doc/tm.texi: Regenerate.
8684 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
8685 * target.def (shrink_wrap): New hook vector.
8686 (get_separate_components, components_for_bb, disqualify_components,
8687 emit_prologue_components, emit_epilogue_components,
8688 set_handled_components): New hooks.
8690 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8692 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
8693 vector return by reference only if -Wpsabi.
8694 (rs6000_pass_by_reference): Similarly, for argument passing.
8696 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8698 * function-tests.c: Include "print-rtl.h".
8699 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
8700 function, and verify what is dumped.
8701 * print-rtl-function.c (print_edge): New function.
8702 (begin_any_block): New function.
8703 (end_any_block): New function.
8704 (can_have_basic_block_p): New function.
8705 (print_rtx_function): Track the basic blocks of insns in the
8706 chain, wrapping those that are within blocks within "(block)"
8707 directives. Remove the "(cfg)" directive.
8709 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8711 * selftest.c (selftest::read_file): New function.
8712 (selftest::test_read_file): New function.
8713 (selftest::selftest_c_tests): Call test_read_file.
8714 * selftest.h (selftest::read_file): New decl.
8716 2016-10-12 Richard Biener <rguenther@suse.de>
8719 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
8722 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
8724 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
8726 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
8727 dwarf2out_assembly_start.
8729 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
8731 * Makefile.in (SELFTEST_FLAGS): New variable.
8732 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
8734 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
8737 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
8739 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
8740 dumped in RTL dumps.
8742 2016-10-12 Martin Liska <mliska@suse.cz>
8744 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
8745 (gimple_fold_builtin_memory_op): Use the function.
8746 (gimple_fold_builtin_strchr): Likewise.
8747 (gimple_fold_builtin_strcat): Likewise.
8748 (gimple_build): Likewise.
8750 2016-10-12 Nathan Sidwell <nathan@acm.org>
8752 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
8754 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8756 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
8757 equivalent 32-bit constant (modulo 2**32) when that yields
8758 smaller instructions.
8759 (size_of_int_loc_descriptor): Update accordingly.
8761 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8763 * dwarf2out.c (dwarf2out_early_global_decl): For nested
8764 functions, call dwarf2out_decl on the parent function first.
8766 2016-10-12 Richard Biener <rguenther@suse.de>
8768 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
8771 2016-10-12 Richard Biener <rguenther@suse.de>
8773 * tree-ssa-propagate.c
8774 (substitute_and_fold_dom_walker::before_dom_children): Do not
8775 ignore ASSERT_EXPRs but only preserve them.
8776 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
8777 that have been propagated into.
8778 (vrp_finalize): Enable DCE for substitute_and_fold.
8780 2016-10-12 Richard Biener <rguenther@suse.de>
8782 PR tree-optimization/77920
8783 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
8784 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
8785 (simplify_abs_using_ranges): Likewise.
8786 (simplify_conversion_using_ranges): Likewise.
8787 (simplify_stmt_using_ranges): Adjust.
8789 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8791 PR tree-optimization/77929
8792 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
8793 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
8795 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8798 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
8799 needs a base register for arg 1.
8801 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8803 * common.opt (Wimplicit-fallthrough) Turn into alias to
8804 -Wimplicit-fallthrough=3. Remove EnabledBy.
8805 (Wimplicit-fallthrough=): New option.
8806 * gimplify.c (warn_implicit_fallthrough_r): Use
8807 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
8808 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
8809 to -Wimplicit-fallthrough=3.
8810 (-Wimplicit-fallthrough=): Document.
8812 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8814 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
8815 and GEU in DImode if TARGET_SUBXC.
8816 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
8817 (seqdi<W:mode>_zero_subxc): Delete.
8818 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
8819 (neg_seqdi<W:mode>_zero_vis3): Delete.
8820 (plus_seqdi<W:mode>_zero): Likewise.
8821 (minus_seqdi<W:mode>_zero): Likewise.
8822 (plus_plus_sltu<W:mode>): Accept only register.
8823 (addx<W:mode>): Likewise.
8824 (plus_sltu<W:mode>_vis3): Likewise.
8825 (plus_plus_sltu<W:mode>_vis3): Likewise.
8826 (neg_sgeu<W:mode>_vis3): Delete.
8827 (minus_sgeu<W:mode>_vis3): Likewise.
8828 (addxc<W:mode>): Accept only registers.
8829 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8830 (minus_neg_sltu<W:mode>_subxc): Accept only register.
8831 (neg_plus_sltu<W:mode>_subxc): Likewise.
8832 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8833 (minus_minus_sltu<W:mode>_subxc): Accept only register.
8834 (sgeu<W:mode>_insn_subxc): Delete.
8835 (plus_sgeu<W:mode>_subxc): Likewise.
8836 (subxc<W:mode>): Accept only register.
8837 (scc splitter): Split always GEU again.
8839 2016-10-11 Jeff Law <law@redhat.com>
8841 PR tree-optimization/77424
8842 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
8843 dead conditionals. Assert that all e->aux fields are NULL.
8845 2016-10-11 David Malcolm <dmalcolm@redhat.com>
8847 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
8848 operand-printing "switch" statement into...
8849 (print_rtx_operand_code_0): ...this new function, ...
8850 (print_rtx_operand_code_e): ...this new function, ...
8851 (print_rtx_operand_codes_E_and_V): ...this new function, ...
8852 (print_rtx_operand_code_i): ...this new function, ...
8853 (print_rtx_operand_code_r): ...this new function, ...
8854 (print_rtx_operand_code_u): ...this new function, ...
8855 (print_rtx_operand): ...and this new function.
8857 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
8859 * config/alpha/alpha-passes.def: New file.
8860 * config/alpha/t-alpha: New file.
8861 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
8862 (make_pass_handle_trap_shadows): New prototype.
8863 (make_pass_align_insns): Ditto.
8864 * config/alpha/alpha.c (alpha_option_override): Don't register
8866 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
8868 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8871 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
8872 distinct __ibm128 IBM extended double type if long doubles are
8873 128-bits and the default format for long double is IEEE 128-bit.
8875 2016-10-11 Richard Biener <rguenther@suse.de>
8877 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
8878 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
8879 (verify_die): New function.
8880 (dwarf2out_finish): Call it.
8881 (output_line_info): Handle case of -gsplit-dwarf without
8882 DWARF2_ASM_LINE_DEBUG_INFO.
8884 2016-10-11 Richard Biener <rguenther@suse.de>
8887 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
8888 sub-chains of BLOCK_VARS and gimple_bind_vars.
8890 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8892 * config/i386/znver1.md : Fix imov/imovx load type reservations.
8894 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8896 * config/sparc/sparc.opt (msubxc): New option.
8897 * doc/invoke.texi (SPARC options): Document it and tidy up.
8898 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
8899 * doc/tm.texi: Regenerate.
8900 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
8902 (CCX_NOOV): Rename into...
8906 * config/sparc/predicates.m (fcc_register_operand): Simplify.
8907 (fcc0_register_operand): Likewise.
8908 (icc_register_operand): New.
8909 (icc_or_fcc_register_operand): Simplify.
8910 (nz_comparison_operator): New.
8911 (c_comparison_operator): Likewise.
8912 (noov_compare_operator): Rename into...
8913 (icc_comparison_operator): ...this. Use above predicates.
8914 (noov_compare64_operator): Rename into...
8915 (v9_comparison_operator): ...this and tidy up.
8916 (fcc_comparison_operator): New.
8917 (icc_or_fcc_comparison_operator): Likewise.
8918 (v9_register_compare_operator): Rename info...
8919 (v9_register_comparison_operator): ...this.
8920 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
8921 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
8923 (sparc_fixed_condition_code_regs): New function.
8924 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
8925 renaming and add support for CCC/CCXC.
8926 (output_cbranch): Likewise.
8927 (sparc_print_operand): Likewise.
8928 (gen_v9_scc): Remove obsolete assertion.
8929 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
8930 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
8931 (output_cbcond): Remove bogus handling of CC modes.
8932 (sparc_register_move_cost): Return 100 for NO_REGS.
8933 * config/sparc/sparc.md (W): New mode iterator.
8934 (length): Adjust for noov_compare64_operator renaming.
8935 (cmpsi_sne): New instruction.
8936 (cmpdi_sne): Likewise.
8937 (seqdi_special): Delete.
8938 (seqdi_special): Likewise.
8939 (snesi<P:mode>_special): Likewise.
8940 (snedi_special): Likewise.
8941 (snedi_special_vis3): Likewise.
8942 (snesi patterns): Use W iterator.
8943 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
8944 (sltu patterns): Likewise.
8945 (sgeu patterns): Likewise.
8946 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
8947 (normal_branch): Use icc_comparison_operator predicate.
8948 (inverted_branch): Likewise.
8949 (cbcond_sp32): Use comparison_operator predicate.
8950 (cbcond_sp64): Likewise.
8951 (normal_int_branch_sp64): Adjust for renaming
8952 (inverted_int_branch_sp64): Likewise.
8953 (mov<I:mode>_cc_reg_sp64): Likewise.
8954 (movsf_cc_reg_sp6): Likewise.
8955 (movdf_cc_reg_sp64): Likewise.
8956 (movtf_cc_reg_hq_sp64): Likewise.
8957 (movtf_cc_reg_sp64): Likewise.
8958 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
8959 (movsf_cc_v9): Likewise.
8960 (movdf_cc_v9): Likewise.
8961 (movtf_cc_hq_v9): Likewise.
8962 (movtf_cc_v9): Likewise.
8963 (adddi3): Call gen_adddi3_sp32.
8964 (adddi3_insn_sp32): Rename to...
8965 (adddi3_sp32): ...this. Accept only register_operand as operand #1
8966 and use CCCmode for the carry.
8967 (addx_extend_sp32): Use CCCmode for the carry.
8968 (addx_extend_sp64): Delete.
8969 (adddi3_extend_sp32): Use CCCmode for the carry.
8970 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
8971 (subdi3): Call gen_subdi3_sp32.
8972 (subdi3_insn_sp32): Rename to...
8973 (subdi3_sp32): ...this and use CCmode for the carry.
8974 (subx_extend_sp32): Use CCCmode for the carry.
8975 (subx_extend_sp64): Delete.
8976 (subdi3_extend_sp32): Use CCmode for the carry.
8977 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
8978 (negdi3): Call gen_negdi3_sp32.
8979 (negdi3_sp32): Use CCCmode for the carry.
8980 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
8981 (cmp_nz_ashift_1): Use CCNZ mode.
8982 (cmp_nz_set_ashift_1): Likewise.
8983 (ctrapsi4): Use comparison_operator predicate.
8984 (ctrapdi4): Likewise.
8985 (trapsi_insn): Use icc_comparison_operator predicate.
8986 (trapdi_insn): Likewise.
8987 (edge8 patterns): Use CCNZmode.
8988 (edge16 patterns): Likewise.
8989 (edge32 patterns): Likewise.
8991 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8993 * config/visium/visium-modes.def (CC_NOOV): Rename into...
8995 (CC_BTST): Rename into...
8997 * config/visium/predicates.md (real_add_operand): New.
8998 (visium_btst_operator): Rename into...
8999 (visium_equality_comparison_operator): ...this.
9000 (visium_noov_operator): Rename into...
9001 (visium_nz_comparison_operator): ...this.
9002 (visium_c_comparison_operator): New.
9003 (visium_branch_operator): Adjust and deal with all CC modes.
9004 * config/visium/visium.c (visium_adjust_cost): Adjust.
9005 (visium_split_double_add): Use the *_set_carry patterns.
9006 (visium_select_cc_mode): Add support for CCC mode and adjust.
9007 (output_cbranch): Adjust and use the carry-based operators for
9008 floating-point comparisons.
9009 * config/visium/visium.md (flags_subst_arith): Adjust.
9010 (addsi3_insn_set_carry): New instruction.
9011 (subsi3_insn_set_carry): Likewise.
9012 (negsi2_insn_set_carry): Likewise.
9014 (cmp<mode>_sne): Likewise.
9015 (cbranch<mode>4): Use ordered_comparison_operator.
9016 (cbranch<mode>4_insn): Likewise.
9017 (cbranchsi4_btst_insn): Adjust.
9019 2016-10-11 Tom de Vries <tom@codesourcery.com>
9022 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
9025 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9027 * tree.h (build_complex_type): Add second parameter with default.
9028 * tree.c (build_complex_type): Add NAMED second parameter and adjust
9029 recursive call. Create a TYPE_DECL only if NAMED is true.
9030 (build_common_tree_nodes): Pass true in calls to build_complex_type.
9032 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
9034 New avr-passes.def to register AVR specific passes.
9036 * config/avr/avr-passes.def: New file.
9037 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
9038 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
9039 (make_avr_pass_recompute_note): New proto.
9040 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
9041 (avr_pass_recompute_notes): Use anonymous namespace.
9042 (avr_register_passes): Remove function...
9043 (avr_option_override): ...and its call.
9045 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
9047 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
9048 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
9049 PTF_AVOID_BRANCHLIKELY_SPEED for others.
9050 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
9052 * config/mips/mips.c (mips_option_override): Enable the branch
9053 likely depending on the tune flags and optimization level.
9054 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
9055 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
9056 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
9057 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
9059 2016-10-11 Richard Biener <rguenther@suse.de>
9061 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
9062 (output_function): Properly stream the whole block tree.
9063 * lto-streamer-in.c (input_function): Likewise.
9065 2016-10-11 Marek Polacek <polacek@redhat.com>
9067 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
9069 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9071 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
9072 (evrp_dom_walker::before_dom_children): Infer and push new value
9073 ranges for x in y < x.
9075 2016-10-10 Joseph Myers <joseph@codesourcery.com>
9078 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
9079 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
9080 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
9081 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
9082 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
9083 (IA64_NO_LIBGCC_TFMODE): Likewise.
9085 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9087 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
9090 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
9092 * config.gcc: Add aarch64-*-freebsd* support.
9093 * config.host: Likewise.
9094 * config/aarch64/aarch64-freebsd.h: New file.
9095 * config/aarch64/t-aarch64-freebsd: Ditto.
9097 2016-10-10 Jeff Law <law@redhat.com>
9099 PR tree-optimization/71947
9100 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
9101 B with A within a single statement.
9103 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9105 PR tree-optimization/77824
9106 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
9107 zero cost for copies.
9108 (find_candidates_dom_walker::before_dom_children): Replace
9109 MODIFY_EXPR with SSA_NAME.
9110 (replace_mult_candidate): Likewise.
9111 (replace_profitable_candidates): Likewise.
9113 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9115 * config/s390/s390.h: Wrap more macros args in brackets and fix
9117 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
9119 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
9121 2016-10-10 Andreas Schwab <schwab@suse.de>
9124 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
9125 pseudo is not DImode.
9127 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
9129 * common/config/arc/arc-common.c (arc_option_optimization_table):
9130 Remove compact casesi option.
9131 * config/arc/arc.c (arc_override_options): Use compact casesi
9132 option only for pre-ARCv2 cores.
9133 * doc/invoke.texi (mcompact-casesi): Update text.
9135 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9137 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
9138 Add macro to say we can efficiently handle overlapping unaligned
9140 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
9141 poor code for processors older than p8.
9143 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
9145 * gen-pass-instances.awk: Remove GNUism.
9147 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9149 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
9150 NULL of (*ipcp_transformations)][node->uid].
9152 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
9154 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
9155 (MALLOC_ABI_ALIGNMENT): Define.
9157 2016-10-09 Jakub Jelinek <jakub@redhat.com>
9159 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
9160 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
9161 VAR_OR_FUNCTION_DECL_P macros.
9162 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
9163 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
9164 chkp_find_bounds_1): Likewise.
9165 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
9166 * hsa-gen.c (get_symbol_for_decl): Likewise.
9167 * cgraphunit.c (check_global_declaration, analyze_functions,
9168 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
9170 * gimple-fold.c (can_refer_decl_in_current_unit_p,
9171 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
9173 * tree.c (set_decl_section_name, copy_node_stat,
9174 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
9175 merge_dllimport_decl_attributes, handle_dll_attribute,
9176 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
9177 verify_type): Likewise.
9178 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
9179 find_explicit_erroneous_behavior): Likewise.
9180 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
9181 * ipa.c (process_references): Likewise.
9182 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
9183 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
9184 notice_global_symbol, assemble_variable, mark_decl_referenced,
9185 build_constant_desc, output_constant_def_contents, do_assemble_alias,
9186 make_decl_one_only, default_section_type_flags,
9187 categorize_decl_for_section, default_encode_section_info): Likewise.
9188 * trans-mem.c (requires_barrier): Likewise.
9189 * gimple-expr.c (mark_addressable): Likewise.
9190 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
9191 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
9192 expand_debug_expr): Likewise.
9193 * tree-dump.c (dequeue_and_dump): Likewise.
9194 * ubsan.c (instrument_bool_enum_load): Likewise.
9195 * tree-pretty-print.c (print_declaration): Likewise.
9196 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
9197 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
9198 * asan.c (asan_protect_global, instrument_derefs): Likewise.
9199 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
9200 pass_build_ssa::execute): Likewise.
9201 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
9202 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
9204 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
9206 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
9207 can_be_nonlocal, remap_decls, copy_debug_stmt,
9208 initialize_inlined_parameters, add_local_variables,
9209 reset_debug_binding, replace_locals_op): Likewise.
9210 * dse.c (can_escape): Likewise.
9211 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
9213 * tree-diagnostic.c (default_tree_printer): Likewise.
9214 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
9215 unpack_ts_decl_with_vis_value_fields,
9216 lto_input_ts_decl_common_tree_pointers): Likewise.
9217 * builtins.c (builtin_save_expr, fold_builtin_expect,
9218 readonly_data_expr): Likewise.
9219 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
9220 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
9222 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
9223 * gimplify.c (force_constant_size, gimplify_bind_expr,
9224 gimplify_decl_expr, gimplify_var_or_parm_decl,
9225 gimplify_compound_lval, gimplify_init_constructor,
9226 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
9227 gimplify_type_sizes): Likewise.
9228 * cgraphbuild.c (record_reference, record_type_list, mark_address,
9229 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
9230 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
9231 remove_unused_locals): Likewise.
9232 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
9233 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
9234 * function.c (instantiate_expr, instantiate_decls_1,
9235 setjmp_vars_warning, add_local_decl): Likewise.
9236 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
9238 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
9239 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
9240 optimize_va_list_gpr_fpr_size): Likewise.
9241 * tree-nrv.c (pass_nrv::execute): Likewise.
9242 * tsan.c (instrument_expr): Likewise.
9243 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
9244 * vtable-verify.c (verify_bb_vtables): Likewise.
9245 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
9246 get_ref_base_and_extent): Likewise.
9247 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
9249 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
9250 analyze_all_variable_accesses): Likewise.
9251 * tree-nested.c (get_nonlocal_debug_decl,
9252 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
9253 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
9254 get_local_debug_decl, convert_local_omp_clauses,
9255 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
9257 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
9258 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
9259 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
9260 dbxout_symbol, dbxout_common_check): Likewise.
9261 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
9262 string_constant): Likewise.
9263 * hsa.c (hsa_get_declaration_name): Likewise.
9264 * passes.c (rest_of_decl_compilation): Likewise.
9265 * tree-ssanames.c (make_ssa_name_fn): Likewise.
9266 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
9267 pack_ts_decl_with_vis_value_fields,
9268 write_ts_decl_common_tree_pointers): Likewise.
9269 * stor-layout.c (place_field): Likewise.
9270 * symtab.c (symtab_node::maybe_create_reference,
9271 symtab_node::verify_base, symtab_node::make_decl_local,
9272 symtab_node::copy_visibility_from,
9273 symtab_node::can_increase_alignment_p): Likewise.
9274 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
9275 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
9276 fortran_common, add_location_or_const_value_attribute,
9277 add_scalar_info, add_linkage_name, set_block_abstract_flags,
9278 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
9279 optimize_one_addr_into_implicit_ptr,
9280 optimize_location_into_implicit_ptr): Likewise.
9281 * gimple-low.c (record_vars_into): Likewise.
9282 * ipa-visibility.c (update_vtable_references): Likewise.
9283 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
9285 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
9286 DFS::DFS_write_tree_body, write_symbol): Likewise.
9287 * langhooks.c (lhd_warn_unused_global_decl,
9288 lhd_set_decl_assembler_name): Likewise.
9289 * attribs.c (decl_attributes): Likewise.
9290 * except.c (output_ttype): Likewise.
9291 * varpool.c (varpool_node::get_create, ctor_for_folding,
9292 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
9293 * fold-const.c (fold_unary_loc): Likewise.
9294 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
9295 ipa_find_agg_cst_from_init): Likewise.
9296 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
9297 expand_omp_target, lower_omp_regimplify_p,
9298 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
9299 find_link_var_op): Likewise.
9300 * tree-chrec.c (chrec_contains_symbols): Likewise.
9301 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
9302 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
9303 execute_fixup_cfg): Likewise.
9305 PR tree-optimization/77901
9306 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
9307 if ranges[i].exp is SSA_NAME when looking for >= and only when
9308 ranges[i].exp is NULL or SSA_NAME when looking for the other
9311 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9313 * ipa-cp.c (ipcp_alignment_lattice): Remove.
9314 (ipcp_param_lattices): Remove field alignment.
9315 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
9316 (set_all_contains_variable): Remove call to
9317 ipcp_alignment_lattice::set_to_bottom.
9318 (initialize_node_lattices): Likewise.
9319 (propagate_alignment_accross_jump_function): Remove.
9320 (propagate_constants_accross_call): Remove call to
9321 propagate_alignment_accross_jump_function.
9322 (ipcp_store_alignment_results): Remove.
9323 (ipcp_driver): Remove call to ipcp_store_alignment_results.
9324 (propagate_bits_accross_jump_function): Handle ancestor jump function.
9325 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
9326 pretty-printing of alignment jump function.
9327 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
9328 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
9329 alignments and remove computing ipa_alignment jump function.
9330 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
9331 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
9332 (ipa_read_jump_function): Remove reading of ipa_alignment.
9333 (write_ipcp_transformation_info): Remove streaming for alignment
9334 propagation summary.
9335 (read_ipcp_transformation_info): Remove reading of alignment
9336 propagation summary.
9337 (ipcp_update_alignments): Remove.
9338 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
9340 (ipcp_transform_function): Remove call to ipcp_update_alignments()
9341 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
9342 * ipa-prop.h (ipa_alignment): Remove.
9343 (ipa_jump_func): Remove field alignment.
9344 (ipcp_transformation_summary): Remove field alignments.
9345 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
9346 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
9347 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
9349 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
9351 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
9353 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
9355 (visium_expand_fp_cstore): Likewise.
9357 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9359 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
9360 * diagnostic.c (warning_at_rich_loc_n): New function.
9361 (diagnostic_n_impl_richloc): Likewise.
9362 (diagnostic_n_impl): Move most of the function to
9363 diagnostic_n_impl_richloc and call it.
9365 2016-10-08 Jakub Jelinek <jakub@redhat.com>
9367 * gen-pass-instances.awk: Rewritten.
9368 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
9369 $(PASSES_EXTRA) after passes.def to the script.
9370 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
9371 * config/i386/i386-passes.def: New file.
9372 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
9373 make_pass_stv): Declare.
9374 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
9376 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
9378 (pass_stv::clone, pass_stv::set_pass_param): New methods.
9379 (pass_stv::timode_p): New non-static data member.
9380 (ix86_option_override): Don't register passes here.
9382 * doc/invoke.texi: Document accepting Else, fallthrough.
9384 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
9387 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
9388 FALLTHRU comment styles.
9390 2016-10-07 Andrew Pinski <apinski@cavium.com>
9392 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
9393 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
9394 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
9396 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
9398 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
9400 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
9401 (AARCH64_ARCH): Likewise.
9402 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
9404 (AARCH64_CORE): Likewise.
9405 (AARCH64_ARCH): Likewise.
9406 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
9407 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
9408 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
9409 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
9410 (AARCH64_ARCH): Likewise.
9411 (AARCH64_CORE): Likewise.
9412 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
9413 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
9414 (AARCH64_CORE): Likewise.
9415 (AARCH64_ARCH): Likewise.
9417 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
9419 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
9420 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
9421 floating point type infrastructre, and -mfloat128 that enables the
9422 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
9423 if -mfloat128-type. Define __ibm128 to be long double by default.
9424 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
9425 the IEEE 128-bit floating point type infrastructure should
9426 automatically be enabled.
9427 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
9428 instead of -mfloat128 to enable KFmode.
9429 (rs6000_option_override_internal): Split the option -mfloat128
9430 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
9431 systems, automatically set -mfloat128-type, but don't enable it on
9432 other operating systems. Move setting the long double size and
9433 IEEE quad support before the IEEE 128-bit floating point changes.
9434 (rs6000_init_builtins): Do not create a unique type for __ibm128
9435 if long double is IBM extended double, instead rely on __ibm128
9436 being defined as 'long double'. If -mfloat128-type and not
9437 -mfloat128, create the KFmode type with an undocumented __ieee128
9439 (rs6000_init_libfuncs): Use -mfloat128-type instead of
9440 -mfloat128 for tests about the types, but keep tests for
9441 -mfloat128 to enable the keyword support.
9442 (rs6000_complex_function_value): Likewise.
9443 (rs6000_scalar_mode_supported_p): Likewise.
9444 (rs6000_floatn_mode): Likewise.
9445 (rs6000_c_mode_for_suffix): Likewise.
9446 (rs6000_opt_masks): Add -mfloat128-type.
9447 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
9448 -mfloat128-type being split from -mfloat128. Add
9449 -mfloat128-hardware, which was missing.
9450 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
9451 -mfloat128 and -mfloat128-type:
9452 (-mfloat128-type): Likewise.
9453 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
9454 that 64-bit Linux systems with enable -mfloat128-type by default
9456 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
9457 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
9458 -mfloat128-type instead of -mfloat128.
9459 (FLOAT128_2REG_P): Likewise.
9460 (MASK_FLOAT128_TYPE): Likewise.
9461 (ALTIVEC_ARG_MAX_RETURN): Likewise.
9462 (RS6000_BTM_FLOAT128): Likewise.
9463 (TARGET_FLOAT128): Poison old identifiers.
9464 (OPTION_MASK_FLOAT128): Likewise.
9465 (MASK_FLOAT128): Likewise.
9466 * config/rs6000/rs6000.md (FP): Likewise.
9467 (FLOAT128): Likewise.
9468 (fix_trunc<mode>di2): Likewise.
9469 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
9470 (floatdi<mode>2): Likewise.
9471 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
9472 (neg<mode>2, FLOAT128 iterator): Likewise.
9473 (abs<mode>2, FLOAT128 iterator): Likewise.
9474 (ieee_128bit_negative_zero): Likewise.
9475 (ieee_128bit_vsx_neg<mode>2): Likewise.
9476 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
9477 (ieee_128bit_vsx_abs<mode>2): Likewise.
9478 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
9479 (ieee_128bit_vsx_nabs<mode>2): Likewise.
9480 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
9481 (extendiftf2): Likewise.
9482 (extendifkf2): Likewise.
9483 (extendtfkf2): Likewise.
9484 (trunciftf2): Likewise.
9485 (truncifkf2): Likewise.
9486 (trunckftf2): Likewise.
9487 (trunctfif2): Likewise.
9488 (extendkftf2): Likewise.
9489 (trunctfkf2): Likewise.
9491 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9493 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
9494 before merging in bytes to pass down to real_from_target.
9496 2016-10-07 Richard Biener <rguenther@suse.de>
9498 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
9500 (substitute_and_fold_dom_walker::before_dom_children):
9501 Substitute and fold before pass specific folding to avoid
9502 feeding that with SSA names that will be later released.
9503 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
9504 introduced by folding and visited by evaluate_stmt called during
9506 (likely_value): Likewise.
9507 (evaluate_stmt): Likewise.
9508 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
9509 (simplify_div_or_mod_using_ranges): Likewise.
9510 (simplify_min_or_max_using_ranges): Likewise.
9511 (simplify_abs_using_ranges): Likewise.
9512 (simplify_conversion_using_ranges): Likewise.
9513 (simplify_float_conversion_using_ranges): Likewise.
9514 (simplify_stmt_using_ranges): Likewise.
9516 2016-10-07 Marek Polacek <polacek@redhat.com>
9518 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
9519 FALLTHROUGH_LABEL_P here...
9520 (warn_implicit_fallthrough_r): ...not here.
9522 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
9524 PR tree-optimization/77880
9525 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
9528 2016-10-07 Marek Polacek <polacek@redhat.com>
9531 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
9533 2016-10-07 Richard Biener <rguenther@suse.de>
9535 * bitmap.h: Document constraints on bitmap modification while
9538 2016-10-07 Richard Biener <rguenther@suse.de>
9540 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
9541 * bitmap.h (bmp_iter_set): When advancing to the next element
9542 check that we didn't remove the current one.
9543 (bmp_iter_and): Likewise.
9544 (bmp_iter_and_compl): Likewise.
9545 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
9546 we currently iterate on but keep a one-level queue.
9547 * sched-deps.c (remove_from_deps): Do not clear current bit
9548 but keep a one-level queue.
9550 2016-10-07 Jakub Jelinek <jakub@redhat.com>
9552 PR tree-optimization/77664
9553 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
9554 for the other ranges.
9555 (optimize_range_tests_diff): Fix up formatting.
9556 (optimize_range_tests_var_bound): New function.
9557 (optimize_range_tests): Use it.
9559 2016-10-07 Martin Liska <mliska@suse.cz>
9561 * coverage.c (build_gcov_exit_decl): Fix priority what
9562 should be really 99.
9564 2016-10-07 Richard Biener <rguenther@suse.de>
9566 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
9567 vars in gimple_bind_vars but not in BLOCK_VARS.
9569 2016-10-07 Richard Biener <rguenther@suse.de>
9571 PR tree-optimization/77879
9572 * tree-ssa-structalias.c (handle_const_call): Properly handle
9574 (handle_pure_call): Likewise.
9576 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9578 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
9579 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
9582 2016-10-06 Andrew Pinski <apinski@cavium.com>
9584 * config/aarch64/aarch64-cores.def: Add a comment before each
9587 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9589 PR tree-optimization/77862
9590 * tree-vrp.c (add_equivalence): Use get_value_range so that
9591 num_vr_values is checked before accessing vr_values.
9593 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9595 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
9598 2016-10-05 Jeff Law <law@redhat.com>
9600 PR tree-optimization/71661
9601 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
9602 removal of a forwarder exposes a new natural loop.
9604 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
9606 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
9607 Introduce ssesuffix variable.
9608 (<mask_codefor><code><mode>3<mask_name>): Ditto.
9609 (*<code><mode>3): Ditto.
9611 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
9613 * postreload.c (reload_cse_simplify): Skip also USE when detecting
9616 2016-10-06 Richard Biener <rguenther@suse.de>
9618 PR tree-optimization/77855
9619 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
9620 instead of removing the current item while iterating over the set
9623 2016-10-06 James Clarke <jrtc27@jrtc27.com>
9624 Eric Botcazou <ebotcazou@adacore.com>
9627 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
9628 (classify_registers): Don't set it
9629 (function_arg_slotno): Don't initialize and test it. Tidy up.
9631 2016-10-06 Richard Biener <rguenther@suse.de>
9633 PR tree-optimization/77839
9634 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
9637 2016-10-06 Martin Liska <mliska@suse.cz>
9639 * gcc.c: Set -fprofile-update=atomic when profiling is
9640 enabled and -pthread is set. Warn when one combines
9641 -pthread and -fprofile-update=single for an app using
9644 2016-10-06 Martin Liska <mliska@suse.cz>
9647 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
9648 * gimple-ssa-strength-reduction.c (slsr_process_cast):
9649 Initialize a pointer to NULL.
9650 (slsr_process_copy): Likewise.
9651 * input.c (location_get_source_line): Likewise.
9652 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
9654 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
9656 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
9657 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
9658 (ix86_handle_option): Deleted handle of OPT_mpcommit.
9659 * config.gcc: Deleted pcommitintrin.h
9660 * config/i386/pcommitintrin.h: Deleted file.
9661 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
9662 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
9664 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
9666 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
9667 (PTA_PCOMMIT): Deleted define.
9668 (ix86_option_override_internal): Deleted handle of option.
9669 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
9670 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
9671 __builtin_ia32_pcommit): Deleted.
9672 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
9673 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
9674 (pcommit): Deleted instruction.
9675 * config/i386/i386.opt: Mention -mpcommit deprecation.
9676 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
9678 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
9681 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
9682 Remove wrong assert.
9683 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
9684 Use <round_constraint> as operand 1 constraint.
9686 2016-10-05 Jakub Jelinek <jakub@redhat.com>
9689 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
9690 (ubsan_instrument_float_cast): And not here.
9693 * ubsan.c (ubsan_ids): New GTY(()) array.
9694 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
9695 instead of static local counters.
9697 2016-10-05 Martin Sebor <msebor@redhat.com>
9700 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
9701 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
9702 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
9703 (default_printf_pointer_format): Define function.
9704 * targhooks.c (linux_printf_pointer_format): Define new function.
9705 * targhooks.h (linux_printf_pointer_format): Declare.
9706 (gnu_libc_printf_pointer_format): Remove declaration.
9708 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9710 * fold-const.c (native_encode_real): Fix logic for selecting offset
9711 to write to when BYTES_BIG_ENDIAN.
9713 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
9715 * builtins.c (fold_builtin_strchr): Remove function.
9716 (fold_builtin_strrchr): Likewise.
9717 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
9718 * gimple-fold.c (target_char_cst_p): New function.
9719 (gimple_fold_builtin_strchr) Add more foldings.
9720 (gimple_fold_builtin): Add index, strrchr, rindex cases.
9722 2016-10-05 Richard Biener <rguenther@suse.de>
9725 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
9726 capture ids in c-exprs.
9728 2016-10-05 Richard Biener <rguenther@suse.de>
9731 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
9732 with types_match for GIMPLE code gen to handle type mismatched
9734 (dt_operand::gen): Adjust.
9735 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
9738 2016-10-05 Richard Biener <rguenther@suse.de>
9740 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
9742 2016-10-05 Richard Biener <rguenther@suse.de>
9745 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
9747 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
9749 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
9750 version check to protect only DW_TAG_imported_module generation.
9752 2016-10-05 Richard Biener <rguenther@suse.de>
9755 * match.pd (min(a,-a) -> -abs(a)): New pattern.
9757 2016-10-04 Ian Lance Taylor <iant@golang.org>
9759 * explow.c (allocate_dynamic_stack_space): Call
9760 do_pending_stack_adjust before handling flag_split_stack.
9762 2016-10-04 David Malcolm <dmalcolm@redhat.com>
9764 * genattrtab.c (make_internal_attr): Supply dummy column number to
9767 * genoutput.c (init_insn_for_nothing): Likewise.
9768 * gensupport.c (add_define_attr): Likewise.
9769 * read-md.c (message_at_1): Print column number.
9770 (fatal_with_file_and_line): Likewise.
9771 (rtx_reader::read_char): Track column numbers.
9772 (rtx_reader::unread_char): Likewise.
9773 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
9774 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
9775 (rtx_reader::handle_file): Initialize m_read_md_colno.
9776 (rtx_reader::get_current_location): Supply column number to
9778 * read-md.h (struct file_location): Add field "colno".
9779 (file_location::file_location): Likewise.
9780 (rtx_reader::get_colno): New accessor.
9781 (rtx_reader::m_read_md_colno): New field.
9782 (rtx_reader::m_last_line_colno): New field.
9784 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9786 * doc/extend.texi (Java Exceptions): Remove.
9787 (java_interface): Remove.
9789 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
9791 PR tree-optimization/77808
9792 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
9793 and addr are different before copying points-to information.
9795 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
9797 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
9798 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
9799 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
9800 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
9802 2016-10-04 Richard Biener <rguenther@suse.de>
9804 PR tree-optimization/77399
9805 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
9806 verify the target can convert.
9808 2016-10-04 Richard Biener <rguenther@suse.de>
9811 * explow.c (plus_constant): Verify the mode of the constant
9812 pool offset before calling plus_constant.
9814 2016-10-04 Richard Biener <rguenther@suse.de>
9817 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
9818 type support, mark with :C.
9819 (X / -X -> -1): Mark with :C.
9821 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9823 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
9824 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
9825 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
9826 * doc/tm.texi: Regenerated.
9827 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
9828 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
9829 * config/darwin.h (JCR_SECTION_NAME): Remove.
9830 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
9831 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
9832 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
9833 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
9834 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
9835 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
9837 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9839 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
9840 between "because" and "param" in dump message in call to fprintf.
9842 2016-10-03 Jeff Law <law@redhat.com>
9844 PR tree-optimization/71550
9845 PR tree-optimization/71403
9846 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
9847 (profitable_jump_thread_path): Also return boolean indicating if
9848 the realized path will create an irreducible loop.
9849 Remove loop depth tests from 71403.
9850 (fsm_find_control_statement_thread_paths): Remove loop depth tests
9851 from 71403. If threading will create an irreducible loop, then
9852 throw away loop iteration and related information.
9854 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
9856 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
9857 -Woverloaded-virtual checks for warning options.
9858 * configure: Regenerate.
9860 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9862 PR preprocessor/77699
9863 * input.c (maybe_grow): Don't allocate one byte extra headroom.
9864 (get_next_line): Return false on error.
9865 (read_next_line): Removed, use get_next_line instead.
9866 (read_line_num): Don't copy the line.
9867 (location_get_source_line): Don't use static data.
9868 (selftest::test_reading_source_line): Add more test cases.
9870 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9873 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9875 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9876 (noce_process_if_block): Use it.
9878 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9880 * doc/invoke.texi: Update -Wint-in-bool-context.
9882 2016-10-02 Jakub Jelinek <jakub@redhat.com>
9884 * dwarf2out.c (output_fde, output_call_frame_info,
9885 dwarf2out_do_cfi_startproc, set_indirect_string,
9886 gen_internal_sym, output_die, output_line_info): Use
9887 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
9888 ASM_GENERATE_INTERNAL_LABEL output.
9890 2016-10-01 Richard Biener <rguenther@suse.de>
9893 * genmatch.c (get_operand_type): Add operand position arg
9894 and handle COND_EXPR comparison operand with fixed boolean_type_node.
9895 (expr::gen_transform): Adjust.
9896 (dt_simplify::gen_1): Likewise.
9898 2016-10-01 Jakub Jelinek <jakub@redhat.com>
9900 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
9901 comments. Simplify asserts, remove unnecessary conditions.
9903 (*<code><mode>3): Likewise.
9905 2016-09-30 Jakub Jelinek <jakub@redhat.com>
9907 * doc/invoke.texi (-Wregister): Document.
9909 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
9911 * configure.ac: Split CHECKING_P into CHECKING_P and
9912 ENABLE_EXTRA_CHECKING.
9913 * configure: Regenerated.
9914 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
9915 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
9917 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
9920 * gcc.c (process_command): For @filename handling, output
9921 the correct name if the file does not exist.
9923 2016-09-30 Marek Polacek <polacek@redhat.com>
9925 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
9926 * config/alpha/predicates.md: Likewise.
9928 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9930 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9931 (noce_process_if_block): Use it.
9933 2016-09-30 Martin Liska <mliska@suse.cz>
9935 * doc/invoke.texi: Document asan-use-after-return that
9936 it's disabled by default in runtime.
9938 2016-09-30 Richard Biener <rguenther@suse.de>
9940 * tree-vrp.c (intersect_ranges): If we failed to handle
9941 the intersection choose a constant singleton range if available.
9943 2016-09-30 Richard Biener <rguenther@suse.de>
9945 PR tree-optimization/77399
9946 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
9947 float <-> int conversions.
9949 2016-09-30 Alan Modra <amodra@gmail.com>
9951 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
9953 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9955 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
9956 ext_level before calling CPUID with 0x80000008.
9957 Simplify xgetbv checks.
9959 2016-09-29 David Malcolm <dmalcolm@redhat.com>
9961 * Makefile.in (OBJS): Add print-rtl-function.o.
9962 * print-rtl-function.c: New file.
9963 * print-rtl.h (print_rtx_function): New decl.
9965 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9968 * config/i386/cpuid.h (__get_cpuid_count): New.
9969 (__get_cpuid): Rename __level to __leaf.
9971 2016-09-29 Marek Polacek <polacek@redhat.com>
9973 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
9975 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
9978 * builtins.c (expand_builtin_memcmp): Don't swap args unless
9979 result is only being compared with zero.
9981 2016-09-29 Marek Polacek <polacek@redhat.com>
9983 * dwarf2out.c (loc_descriptor): Add fall through comment.
9984 (add_const_value_attribute): Likewise.
9986 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
9988 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
9989 with "v6t2". Move "arch" attribute above "pool_range".
9990 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
9992 (*thumb2_movhi_vfp): Likewise.
9993 (*arm_movhi_fp16): Likewise.
9994 (*thumb2_movhi_fp16): Likewise.
9995 (*arm_movsi_vfp): Remove "arch" attribute.
9996 (*thumb2_movsi_vfp): Likewise.
9998 2016-09-29 Martin Liska <mliska@suse.cz>
10000 * doc/extend.texi: Remove limitation of Objective C for
10001 __attribute__((constructor)) and __attribute__((destructor)).
10003 2016-09-29 Richard Biener <rguenther@suse.de>
10005 PR tree-optimization/77768
10006 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10007 Handle stores to readonly memory when removing redundant stores.
10009 2016-09-29 Richard Biener <rguenther@suse.de>
10011 PR middle-end/77407
10012 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
10013 X / -X -> -1 simplifications.
10015 2016-09-29 Richard Biener <rguenther@suse.de>
10017 PR middle-end/55152
10018 * match.pd: Add max(a,-a) -> abs(a) pattern.
10019 * tree-ssa-phiopt.c (minmax_replacement): Disable for
10020 HONOR_SIGNED_ZEROS types.
10022 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
10024 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
10025 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
10027 2016-09-29 Richard Biener <rguenther@suse.de>
10029 * tree-vrp.c (set_defs_to_varying): New helper avoiding
10030 writing to vr_const_varying.
10031 (vrp_initialize): Call it.
10032 (vrp_visit_stmt): Likewise.
10033 (evrp_dom_walker::before_dom_children): Likewise.
10035 2016-09-29 Richard Biener <rguenther@suse.de>
10037 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
10038 constructors with vector elements.
10040 2016-09-29 Richard Biener <rguenther@suse.de>
10042 PR tree-optimization/77768
10043 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
10044 with stores to a place we know has a constant value.
10046 2016-09-29 Alan Modra <amodra@gmail.com>
10048 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
10049 * doc/invoke.texi: Document it.
10050 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
10051 (rs6000_passes_float): Comment.
10052 (rs6000_passes_long_double): New static var.
10053 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
10054 (init_cumulative_args): Set up to emit fp .gnu_attribute for
10055 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
10056 to include fp values returned in vectors.
10057 Set rs6000_passes_long_double.
10058 (rs6000_function_arg_advance_1): Likewise for function args.
10059 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
10060 and SPE. Emit long double tag value too.
10061 (rs6000_opt_vars): Add gnu-attr.
10062 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
10063 * configure: Regenerate.
10064 * config.in: Regenerate.
10066 2016-09-28 Jakub Jelinek <jakub@redhat.com>
10068 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
10070 (format_floating, format_string, format_directive,
10071 get_destination_size, pass_sprintf_length::handle_gimple_call):
10074 2016-09-28 Jakub Jelinek <jakub@redhat.com>
10076 * gimple-ssa-sprintf.c: Fix comment formatting.
10077 (format_integer): Use is_gimple_assign.
10078 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
10079 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
10080 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
10081 (pass_sprintf_length::execute): Use is_gimple_call.
10083 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
10085 * gimple-fold.c (gimple_fold_builtin): After failing to fold
10086 strchr, also try the generic folding.
10088 2016-09-28 Martin Sebor <msebor@redhat.com>
10091 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
10094 2016-09-28 Martin Sebor <msebor@redhat.com>
10096 PR middle-end/77683
10097 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
10098 length modifier is not expected.
10099 (format_floating): Ignore l length modifier and fail gracefuly
10100 when it isn't one of the other expected ones.
10102 2016-09-28 Martin Sebor <msebor@redhat.com>
10105 * varasm.c (assemble_addr_to_section): Increase local buffer size.
10107 2016-09-27 Richard Biener <rguenther@suse.de>
10109 * dwarf2out.c (cu_die_list): New global.
10110 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
10111 main_comp_unit_die to cu_die_list if we created it.
10112 Move break_out_includes ...
10113 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
10116 2016-09-28 Richard Biener <rguenther@suse.de>
10118 * dwarf2out.c (struct die_struct): Add removed flag.
10119 (lookup_type_die): If the DIE is marked as removed, clear
10120 TYPE_SYMTAB_DIE and return NULL.
10121 (lookup_decl_die): If the DIE is marked as removed, remove it
10122 from the hash and return NULL.
10123 (mark_removed): New helper.
10124 (prune_unused_types_prune): Call it for removed DIEs.
10125 (gen_subprogram_die): Move the premark_used_types call to after
10126 DIEs for the functions scopes are generated.
10127 (process_scope_var): Do not re-create pruned types or type decls.
10128 Make sure to also re-parent type decls.
10129 (dwarf2out_finish): Move unused type pruning and debug_types
10131 (dwarf2out_early_finish): ... here.
10133 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
10135 * config/arc/arc-c.c: New file.
10136 * config/arc/arc-c.def: Likewise.
10137 * config/arc/t-arc: Likewise.
10138 * config.gcc: Include arc-c.o as c and cpp object.
10139 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
10140 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
10141 arc_cpu_cpp_builtins.
10143 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
10145 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
10146 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
10148 2016-09-28 Nathan Sidwell <nathan@acm.org>
10150 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
10153 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
10155 PR tree-optimization/61056
10156 * gimple-fold.c (gimple_fold_builtin_strchr):
10157 New function to optimize strchr (s, 0) to strlen.
10158 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
10160 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
10162 PR tree-optimization/77724
10163 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
10164 Add tree_fits_shwi_p check.
10166 2016-09-27 Jakub Jelinek <jakub@redhat.com>
10168 * auto-inc-dec.c (try_merge): Remove break after return.
10169 * cselib.c (autoinc_split): Likewise.
10170 * explow.c (promote_mode): Likewise.
10171 * fixed-value.c (fixed_arithmetic): Likewise.
10172 * hsa.c (hsa_internal_fn::get_arity): Likewise.
10173 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
10174 * trans-mem.c (get_attrs_for): Likewise.
10175 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
10176 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
10177 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
10178 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
10179 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
10180 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
10181 * config/cris/cris.c (cris_op_str): Likewise.
10182 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
10183 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
10185 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
10187 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
10188 IFN_GOACC_REDUCTION_CODES): New.
10189 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
10190 ifn_goacc_reduction_kind): Use them.
10191 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
10192 of internal functions, when applicable.
10194 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
10196 * config/mips/constraints.md (d): Fix documentation.
10197 * doc/md.texi (Machine Constraints): Update accordingly.
10199 2016-09-27 Richard Biener <rguenther@suse.de>
10201 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
10202 cur_line_info_table initialization ...
10203 (dwarf2out_assembly_start): ... here.
10205 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
10207 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
10208 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
10209 (*thumb2_movhi_vfp): Likewise.
10210 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
10211 template. Expand predicable attribute to mark VMOV.F16 as not
10212 predicable. Add "arch" attribute.
10213 (*thumb2_movhi_fp16): Likewise.
10214 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
10215 (*thumb2_movsi_vfp): Add "arch" attribute.
10217 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
10219 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
10222 2016-09-27 Marek Polacek <polacek@redhat.com>
10224 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
10227 * config/c6x/c6x.h: Adjust fall through comment.
10228 * config/sh/sh.c (final_prescan_insn): Likewise.
10229 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
10230 (visium_expand_fp_cstore): Likewise.
10232 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10234 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
10235 expected by -Wimplicit-fallthrough.
10236 (thumb1_size_rtx_costs): Likewise.
10237 (thumb2_reorg): Likewise.
10238 (tls_mentioned_p): Add "Fall through" comment.
10239 (thumb2_reorg): Likewise.
10240 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
10241 comment form expected by -Wimplicit-fallthrough.
10243 2016-09-27 Martin Liska <mliska@suse.cz>
10245 PR gcov-profile/46266
10246 * input.h (RESERVED_LOCATION_P): New macro.
10247 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
10248 instread of comparison with UNKNOWN_LOCATION.
10250 2016-09-27 Richard Biener <rguenther@suse.de>
10252 PR tree-optimization/77745
10253 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10254 When removing redundant stores make sure to check compatibility
10255 of the TBAA state for downstream accesses.
10256 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
10257 value-numbering virtual operands for store matches.
10259 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
10262 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
10263 movrt patterns. Match them before anything else in the SET case.
10265 2016-09-27 Martin Liska <mliska@suse.cz>
10267 PR gcov-profile/7970
10268 PR gcov-profile/16855
10269 PR gcov-profile/44779
10270 * coverage.c (build_gcov_exit_decl): New function.
10271 (coverage_obj_init): Call the function and generate __gcov_exit
10273 * doc/gcov.texi: Document when __gcov_exit function is called.
10275 2016-09-27 Marek Polacek <polacek@redhat.com>
10278 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
10279 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
10280 -Wno-error instead of -Wno-implicit-fallthrough.
10282 2016-09-27 Martin Liska <mliska@suse.cz>
10285 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
10287 2016-09-27 Jakub Jelinek <jakub@redhat.com>
10289 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
10290 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
10291 comments. Remove break after return.
10292 (ix86_fp_compare_code_to_integer, has_dispatch,
10293 ix86_simd_clone_usable): Remove break after return.
10295 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
10297 PR rlt-optimization/77714
10298 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
10301 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
10304 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
10305 extract_range_from_unary_expr to convert value_range.
10306 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
10307 (extract_range_from_unary_expr): This.
10308 * tree-vrp.h (extract_range_from_unary_expr): Declare.
10310 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
10312 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
10314 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10316 * config/i386/i386.c (ix86_print_operand)
10317 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
10318 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
10319 (epilogue_renumber): Likewise.
10321 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
10323 PR middle-end/77719
10324 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
10325 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
10327 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
10329 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
10330 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
10331 is_mm_seq_cst, is_mm_sync): Move to ...
10332 * memmodel.h: This. New file.
10333 * builtins.c: Include memmodel.h.
10334 * optabs.c: Likewise.
10335 * tsan.c: Likewise.
10336 * config/aarch64/aarch64.c: Likewise.
10337 * config/alpha/alpha.c: Likewise.
10338 * config/arm/arm.c: Likewise.
10339 * config/i386/i386.c: Likewise.
10340 * config/ia64/ia64.c: Likewise.
10341 * config/mips/mips.c: Likewise.
10342 * config/rs6000/rs6000.c: Likewise.
10343 * config/sparc/sparc.c: Likewise.
10344 * genconditions.c: Include memmodel.h in generated file.
10345 * genemit.c: Likewise.
10346 * genoutput.c: Likewise.
10347 * genpeep.c: Likewise.
10348 * genpreds.c: Likewise.
10349 * genrecog.c: Likewise.
10351 2016-09-26 David Malcolm <dmalcolm@redhat.com>
10353 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
10354 "c" instead when parsing characters. Move operand parsing into...
10355 (read_rtx_operand): ...this new function, renaming "i" to "idx",
10356 and tightening the scope of various locals.
10358 2016-09-26 Liu Hao <lh_mouse@126.com>
10360 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
10362 2016-09-26 Marek Polacek <polacek@redhat.com>
10364 * system.h: Use __has_attribute to check whether the fallthrough
10365 attribute is supported.
10367 2016-09-26 Marek Polacek <polacek@redhat.com>
10369 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
10370 gimple_call_internal_p.
10371 * ipa-split.c (find_return_bb): Likewise.
10372 (execute_split_functions): Likewise.
10373 * omp-low.c (dump_oacc_loop_part): Likewise.
10374 (oacc_loop_xform_head_tail): Likewise.
10375 * predict.c (predict_loops): Likewise.
10376 * sanopt.c (pass_sanopt::execute): Likewise.
10377 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
10378 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
10379 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
10380 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
10381 (expand_ifn_va_arg): Likewise.
10382 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
10383 (optimize_mask_stores): Likewise.
10384 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
10385 (vect_transform_stmt): Likewise.
10386 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
10387 * tsan.c (instrument_memory_accesses): Likewise.
10389 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10390 Alexander Monakov <amonakov@ispras.ru>
10392 * regrename.c (rename_chains): Check
10393 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
10394 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
10395 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
10397 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10399 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
10400 (s390_sched_score): Likewise.
10402 2016-09-26 Martin Liska <mliska@suse.cz>
10404 * doc/gcov.texi: Update program output of gcov tool.
10406 2016-09-26 Martin Liska <mliska@suse.cz>
10408 PR gcov-profile/23332
10409 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
10410 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
10411 * value-prof.c (dump_histogram_value): Do not handle
10412 HIST_TYPE_CONST_DELTA.
10413 (stream_in_histogram_value): Likewise.
10414 (gimple_find_values_to_profile): Likewise.
10415 * value-prof.h (enum hist_type): Likewise.
10417 2016-09-26 Martin Liska <mliska@suse.cz>
10419 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
10420 from default sanitize recover values.
10421 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
10422 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
10423 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
10425 * opts.c (finish_options): Do a generic loop over options
10426 that can be recovered.
10427 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
10429 (common_handle_option): Likewise.
10430 * opts.h: Declare can_recover to sanitizer_opts_s.
10432 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
10434 * target.def(elf_flags_numeric): Change documentation to present tense.
10435 * doc/tm.texi: Regenerate.
10437 2016-09-26 Marek Polacek <polacek@redhat.com>
10440 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
10441 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
10442 -Wno-switch-fallthrough.
10443 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
10444 (expand_builtin): Likewise.
10445 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
10446 * convert.c (convert_to_real_1): Likewise.
10447 (convert_to_integer_1): Likewise.
10448 * final.c (output_alternate_entry_point): Likewise.
10449 * genattrtab.c (make_canonical): Likewise.
10450 (write_test_expr): Likewise.
10451 * genpreds.c (validate_exp): Likewise.
10452 * gimple-ssa-strength-reduction.c
10453 (find_candidates_dom_walker::before_dom_children): Likewise.
10454 * godump.c (go_format_type): Likewise.
10455 * reload1.c (elimination_effects): Likewise.
10456 * resource.c (mark_referenced_resources): Likewise.
10457 (mark_set_resources): Likewise.
10458 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
10459 * varasm.c (output_addressed_constants): Likewise.
10461 2016-09-26 Marek Polacek <polacek@redhat.com>
10464 * common.opt (Wimplicit-fallthrough): New option.
10465 * doc/extend.texi: Document statement attributes and the fallthrough
10467 * doc/invoke.texi: Document -Wimplicit-fallthrough.
10468 * gimple.h (gimple_call_internal_p): New function.
10469 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
10470 (struct label_entry): New struct.
10471 (find_label_entry): New function.
10472 (case_label_p): New function.
10473 (collect_fallthrough_labels): New function.
10474 (last_stmt_in_scope): New function.
10475 (should_warn_for_implicit_fallthrough): New function.
10476 (warn_implicit_fallthrough_r): New function.
10477 (maybe_warn_implicit_fallthrough): New function.
10478 (expand_FALLTHROUGH_r): New function.
10479 (expand_FALLTHROUGH): New function.
10480 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
10481 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
10482 (gimplify_label_expr): New function.
10483 (gimplify_case_label_expr): Set location.
10484 (gimplify_expr): Call gimplify_label_expr.
10485 * internal-fn.c (expand_FALLTHROUGH): New function.
10486 * internal-fn.def (FALLTHROUGH): New internal function.
10487 * langhooks.c (lang_GNU_OBJC): New function.
10488 * langhooks.h (lang_GNU_OBJC): Declare.
10489 * system.h (gcc_fallthrough): Define.
10490 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
10491 * tree.h (FALLTHROUGH_LABEL_P): Define.
10493 2016-09-26 Richard Biener <rguenther@suse.de>
10495 * dwarf2out.c (stripattributes): Remove unused function.
10496 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
10497 Push dwarf_split_debug_info handling into init_sections_and_labels.
10498 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
10499 (DEBUG_MACRO_SECTION_FLAGS): Remove.
10500 (debug_macinfo_section_name): New global.
10501 (output_macinfo): Use debug_macinfo_section_name.
10502 (init_sections_and_labels): Split out section and label generation
10503 from dwarf2out_init. Set debug_macinfo_section_name.
10504 (dwarf2out_init): Move text section label generation and emission
10506 (dwarf2out_assembly_start): ... here.
10507 (dwarf2out_finish): Call init_sections_and_labels before DWARF
10510 2016-09-26 Richard Biener <rguenther@suse.de>
10513 * cgraphunit.c (analyze_functions): Before early removing
10514 global vars calls the late_global_decl debug handler mark
10515 the variable as readonly.
10517 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
10520 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
10521 (sh_rtx_costs): Handle SET of movt and movrt patterns.
10522 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
10523 declare new overloads.
10524 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
10527 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10529 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
10530 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
10532 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
10534 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
10535 * configure: Regenerate.
10537 2016-09-24 Marek Polacek <polacek@redhat.com>
10540 * doc/invoke.texi: Document -Wbool-operation.
10542 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10544 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
10545 * config/rs6000/rs6000.c (expand_block_compare): New function used by
10546 cmpmemsi pattern to do builtin expansion of memcmp ().
10547 (compute_current_alignment): Add helper function for
10548 expand_block_compare used to compute alignment as the compare proceeds.
10549 (select_block_compare_mode): Used by expand_block_compare to select
10550 the mode used for reading the next chunk of bytes in the compare.
10551 (do_load_for_compare): Used by expand_block_compare to emit the load
10552 insns for the compare.
10553 (rs6000_emit_dot_insn): Moved this function to avoid a forward
10554 reference from expand_block_compare ().
10555 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
10556 prototype for this function.
10557 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
10558 target option for controlling how much code inline expansion of
10559 memcmp() will be allowed to generate.
10561 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10563 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
10564 hook_bool_mode_false, hook_bool_mode_true,
10565 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
10566 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
10567 hook_bool_const_rtx_insn_const_rtx_insn_true,
10568 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
10569 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
10570 hook_bool_const_tree_hwi_hwi_const_tree_false,
10571 hook_bool_const_tree_hwi_hwi_const_tree_true,
10572 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
10573 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
10574 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
10575 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
10576 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
10577 hook_bool_const_tree_true, hook_bool_tree_tree_false,
10578 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
10579 hook_bool_rtx_insn_true, hook_bool_rtx_false,
10580 hook_bool_uintp_uintp_false,
10581 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
10582 hook_rtx_tree_int_null, hook_uint_mode_0,
10583 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
10584 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
10585 hook_constcharptr_const_rtx_insn_null,
10586 hook_constcharptr_const_tree_const_tree_null,
10587 hook_constcharptr_int_const_tree_null,
10588 hook_constcharptr_int_const_tree_const_tree_null,
10589 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
10590 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
10591 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
10593 * vec.h (vNULL): Extend comment to say = vNULL initialization
10594 isn't needed for static vars.
10596 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
10597 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
10598 = vNULL initialization of file scope vec.
10599 * passes.c (pass_tab, enabled_pass_uid_range_tab,
10600 disabled_pass_uid_range_tab): Likewise.
10601 * haifa-sched.c (sched_luids, h_i_d): Likewise.
10602 * tree-chkp-opt.c (check_infos): Likewise.
10603 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
10605 * vec.h (vnull::operator vec): Add constexpr keyword for
10608 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
10610 PR tree-optimization/77654
10611 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
10612 to duplicate_ssa_name_ptr_info.
10614 2016-09-23 David Malcolm <dmalcolm@redhat.com>
10616 PR preprocessor/77672
10617 * input.c (selftest::test_lexer_string_locations_simple): Update
10618 test to expect location information of the terminator character
10619 at the location of the final closing quote.
10620 (selftest::test_lexer_string_locations_hex): Likewise.
10621 (selftest::test_lexer_string_locations_oct): Likewise.
10622 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
10623 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
10624 (selftest::test_lexer_string_locations_ucn4): Likewise.
10625 (selftest::test_lexer_string_locations_ucn8): Likewise.
10626 (selftest::test_lexer_string_locations_u8): Likewise.
10627 (selftest::test_lexer_string_locations_utf8_source): Likewise.
10628 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
10629 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
10630 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
10631 (selftest::test_lexer_string_locations_macro): Likewise.
10632 (selftest::test_lexer_string_locations_long_line): Likewise.
10634 2016-09-23 Richard Biener <rguenther@suse.de>
10636 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
10637 virtual definition to virtual use if the call devirtualizes
10638 to a const or pure function.
10639 (visit_use): Also visit calls we can devirtualize to a
10640 const or pure function.
10642 2016-09-23 Richard Biener <rguenther@suse.de>
10644 PR tree-optimization/77697
10645 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
10646 signal error if we have sth ternary or unhandled.
10648 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10650 * config/arm/arm_neon.h (vabd_f16): New.
10684 (vcvt_f16_s16): New.
10685 (vcvt_f16_u16): New.
10686 (vcvt_s16_f16): New.
10687 (vcvt_u16_f16): New.
10688 (vcvtq_f16_s16): New.
10689 (vcvtq_f16_u16): New.
10690 (vcvtq_s16_f16): New.
10691 (vcvtq_u16_f16): New.
10692 (vcvta_s16_f16): New.
10693 (vcvta_u16_f16): New.
10694 (vcvtaq_s16_f16): New.
10695 (vcvtaq_u16_f16): New.
10696 (vcvtm_s16_f16): New.
10697 (vcvtm_u16_f16): New.
10698 (vcvtmq_s16_f16): New.
10699 (vcvtmq_u16_f16): New.
10700 (vcvtn_s16_f16): New.
10701 (vcvtn_u16_f16): New.
10702 (vcvtnq_s16_f16): New.
10703 (vcvtnq_u16_f16): New.
10704 (vcvtp_s16_f16): New.
10705 (vcvtp_u16_f16): New.
10706 (vcvtpq_s16_f16): New.
10707 (vcvtpq_u16_f16): New.
10708 (vcvt_n_f16_s16): New.
10709 (vcvt_n_f16_u16): New.
10710 (vcvtq_n_f16_s16): New.
10711 (vcvtq_n_f16_u16): New.
10712 (vcvt_n_s16_f16): New.
10713 (vcvt_n_u16_f16): New.
10714 (vcvtq_n_s16_f16): New.
10715 (vcvtq_n_u16_f16): New.
10723 (vmaxnmq_f16): New.
10727 (vminnmq_f16): New.
10729 (vmul_lane_f16): New.
10732 (vmulq_lane_f16): New.
10733 (vmulq_n_f16): New.
10740 (vrecpeq_f16): New.
10753 (vrsqrte_f16): New.
10754 (vrsqrteq_f16): New.
10756 (vrecpsq_f16): New.
10757 (vrsqrts_f16): New.
10758 (vrsqrtsq_f16): New.
10762 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10764 * config.gcc (extra_headers): Add arm_fp16.h
10765 * config/arm/arm_fp16.h: New.
10766 * config/arm/arm_neon.h: Include "arm_fp16.h".
10768 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10770 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
10772 (vmulf): New (v8hf, v4hf variants).
10773 (vfma): New (v8hf, v4hf variants).
10774 (vfms): New (v8hf, v4hf variants).
10775 (vsub): New (v8hf, v4hf variants).
10776 (vcage): New (v8hf, v4hf variants).
10777 (vcagt): New (v8hf, v4hf variants).
10778 (vcale): New (v8hf, v4hf variants).
10779 (vcalt): New (v8hf, v4hf variants).
10780 (vceq): New (v8hf, v4hf variants).
10781 (vcgt): New (v8hf, v4hf variants).
10782 (vcge): New (v8hf, v4hf variants).
10783 (vcle): New (v8hf, v4hf variants).
10784 (vclt): New (v8hf, v4hf variants).
10785 (vceqz): New (v8hf, v4hf variants).
10786 (vcgez): New (v8hf, v4hf variants).
10787 (vcgtz): New (v8hf, v4hf variants).
10788 (vcltz): New (v8hf, v4hf variants).
10789 (vclez): New (v8hf, v4hf variants).
10790 (vabd): New (v8hf, v4hf variants).
10791 (vmaxf): New (v8hf, v4hf variants).
10792 (vmaxnm): New (v8hf, v4hf variants).
10793 (vminf): New (v8hf, v4hf variants).
10794 (vminnm): New (v8hf, v4hf variants).
10795 (vpmaxf): New (v4hf variant).
10796 (vpminf): New (v4hf variant).
10797 (vpadd): New (v4hf variant).
10798 (vrecps): New (v8hf, v4hf variants).
10799 (vrsqrts): New (v8hf, v4hf variants).
10800 (vabs): New (v8hf, v4hf variants).
10801 (vneg): New (v8hf, v4hf variants).
10802 (vrecpe): New (v8hf, v4hf variants).
10803 (vrnd): New (v8hf, v4hf variants).
10804 (vrnda): New (v8hf, v4hf variants).
10805 (vrndm): New (v8hf, v4hf variants).
10806 (vrndn): New (v8hf, v4hf variants).
10807 (vrndp): New (v8hf, v4hf variants).
10808 (vrndx): New (v8hf, v4hf variants).
10809 (vrsqrte): New (v8hf, v4hf variants).
10810 (vmul_lane): Add v4hf and v8hf variants.
10811 (vmul_n): Add v4hf and v8hf variants.
10812 (vext): New (v8hf, v4hf variants).
10813 (vcvts): New (v8hi, v4hi variants).
10814 (vcvts): New (v8hf, v4hf variants).
10815 (vcvtu): New (v8hi, v4hi variants).
10816 (vcvtu): New (v8hf, v4hf variants).
10817 (vcvts_n): New (v8hf, v4hf variants).
10818 (vcvtu_n): New (v8hi, v4hi variants).
10819 (vcvts_n): New (v8hi, v4hi variants).
10820 (vcvtu_n): New (v8hf, v4hf variants).
10821 (vbsl): New (v8hf, v4hf variants).
10822 (vcvtas): New (v8hf, v4hf variants).
10823 (vcvtau): New (v8hf, v4hf variants).
10824 (vcvtms): New (v8hf, v4hf variants).
10825 (vcvtmu): New (v8hf, v4hf variants).
10826 (vcvtns): New (v8hf, v4hf variants).
10827 (vcvtnu): New (v8hf, v4hf variants).
10828 (vcvtps): New (v8hf, v4hf variants).
10829 (vcvtpu): New (v8hf, v4hf variants).
10831 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10833 * config/arm/arm-builtins.c (hf_UP): New.
10835 (vfp_builtin_data): New. Update comment.
10836 (enum arm_builtins): Include "arm_vfp_builtins.def".
10837 (ARM_BUILTIN_VFP_PATTERN_START): New.
10838 (arm_init_vfp_builtins): New.
10839 (arm_init_builtins): Add arm_init_vfp_builtins.
10840 (arm_expand_vfp_builtin): New.
10841 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
10843 * config/arm/arm_vfp_builtins.def: New file.
10844 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
10845 (arm-builtins.o): Likewise.
10847 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
10850 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
10851 from constant while creating value range.
10853 2016-09-23 Renlin Li <renlin.li@arm.com>
10855 * ira.c (ira): Move ira_use_lra_p initialization code to ...
10856 (ira_init_once): Here.
10858 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
10859 Jakub Jelinek <jakub@redhat.com>
10861 * hooks.h (hook_uint_uintp_false): Rename to...
10862 (hook_bool_uint_uintp_false): ... this.
10863 * hooks.c (hook_uint_uintp_false): Rename to...
10864 (hook_bool_uint_uintp_false): ... this.
10865 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
10866 instead of hook_uint_uintp_false.
10868 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10870 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
10871 (arm_init_builtins): Move body of a loop to the standalone
10872 function arm_init_neon_builtin.
10873 (arm_expand_neon_builtin_1): New. Update comment. Function body
10874 moved from arm_neon_builtin with some white-space fixes.
10875 (arm_expand_neon_builtin): Move code into the standalone function
10876 arm_expand_neon_builtin_1.
10878 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10880 * config/arm/iterators.md (VCVTHI): New.
10881 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
10882 (NEON_VAGLTE): New.
10883 (VFM_LANE_AS): New.
10885 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
10886 (V_HALF): Add V4HF. Fix white-space.
10887 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
10888 (V_s_elem): Likewise.
10889 (V_sz_elem): Fix white-space.
10890 (V_elem_ch): Likewise.
10892 (scalar_mul_constraint): Add V8HF and V4HF.
10893 (Is_float_mode): Fix white-space.
10894 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
10895 (q): Add HF. Fix white-space.
10898 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
10899 (neon_vfm_lane_as): New.
10900 * config/arm/neon.md (add<mode>3_fp16): New.
10901 (sub<mode>3_fp16): New.
10902 (mul<mode>3add<mode>_neon): New.
10903 (fma<VH:mode>4_intrinsic): New.
10904 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
10905 (fmsub<VH:mode>4_intrinsic): New.
10906 (<absneg_str><mode>2): New.
10907 (neon_v<absneg_str><mode>): New.
10908 (neon_v<fp16_rnd_str><mode>): New.
10909 (neon_vrsqrte<mode>): New.
10910 (neon_vpaddv4hf): New.
10911 (neon_vadd<mode>): New.
10912 (neon_vsub<mode>): New.
10913 (neon_vmulf<mode>): New.
10914 (neon_vfma<VH:mode>): New.
10915 (neon_vfms<VH:mode>): New.
10916 (neon_vc<cmp_op><mode>): New.
10917 (neon_vc<cmp_op><mode>_fp16insn): New
10918 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
10919 (neon_vca<cmp_op><mode>): New.
10920 (neon_vca<cmp_op><mode>_fp16insn): New.
10921 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
10922 (neon_vc<cmp_op>z<mode>): New.
10923 (neon_vabd<mode>): New.
10924 (neon_v<maxmin>f<mode>): New.
10925 (neon_vp<maxmin>fv4hf: New.
10926 (neon_<fmaxmin_op><mode>): New.
10927 (neon_vrecps<mode>): New.
10928 (neon_vrsqrts<mode>): New.
10929 (neon_vrecpe<mode>): New (VH variant).
10930 (neon_vdup_lane<mode>_internal): New.
10931 (neon_vdup_lane<mode>): New.
10932 (neon_vcvt<sup><mode>): New (VCVTHI variant).
10933 (neon_vcvt<sup><mode>): New (VH variant).
10934 (neon_vcvt<sup>_n<mode>): New (VH variant).
10935 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
10936 (neon_vcvt<vcvth_op><sup><mode>): New.
10937 (neon_vmul_lane<mode>): New.
10938 (neon_vmul_n<mode>): New.
10939 * config/arm/unspecs.md (UNSPEC_VCALE): New
10940 (UNSPEC_VCALT): New.
10941 (UNSPEC_VFMA_LANE): New.
10942 (UNSPECS_VFMS_LANE): New.
10944 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10946 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
10947 ("*extzv<mode><clobbercc_or_nocc>"):
10948 Correct a typo in a comment.
10950 ("*insv<mode>_zEC12", "*insv<mode>_z10")
10951 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
10952 ("*insv<mode>_zEC12_appendbitsleft")
10953 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
10954 ("*insv<mode>_z10_appendbitsleft"): Ditto.
10955 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
10956 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
10957 Provide pattern with operands switched.
10958 ("*pre_z10_extv<mode>"):
10959 Use new subst patterns.
10960 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
10961 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
10962 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
10963 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
10964 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
10965 ("*<risbg_n>_sidi_ior_and_lshiftrt")
10966 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
10968 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
10969 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
10970 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
10972 ("SINT"): New mode_iterator with SI, HI, QI.
10973 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
10974 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
10977 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10979 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
10980 new interface of s390_contiguous_bitmask_p.
10981 ("contiguous_bitmask_nowrap_operand"): New predicate.
10982 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
10983 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
10984 of s390_contiguous_bitmask_p.
10985 ("NxxDw"): Rename NxxDq constraint to NxxDw.
10986 ("NxxSw"): New constraint.
10987 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
10988 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
10990 (s390_contiguous_bitmask_nowrap_p): Export.
10991 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
10992 former s390_contiguous_bitmask_p.
10993 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
10994 detect contiguous bit ranges with wraparound. Change signature to
10995 return START and END position instead of POS and LENGTH.
10996 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
10997 ranges with wraparound.
10998 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
10999 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
11000 Adapt to new signature of s390_contiguous_bitmask_p.
11002 2016-09-23 Bin Cheng <bin.cheng@arm.com>
11004 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
11005 (create_intersect_range_checks): New.
11006 (vect_create_cond_for_alias_checks): Call above function.
11008 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11010 * config/arm/iterators.md (Code iterators): Fix some white-space
11014 (FCVT): Moved from vfp.md.
11015 (VCVT_HF_US_N): New.
11016 (VCVT_SI_US_N): New.
11021 (FCVTI32typename): Moved from vfp.md.
11022 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
11023 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
11024 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
11025 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
11026 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
11028 (fp16_rnd_str): New.
11029 (fp16_rnd_insn): New.
11030 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
11031 (UNSPEC_VCVT_HF_U_N): New.
11032 (UNSPEC_VCVT_SI_S_N): New.
11033 (UNSPEC_VCVT_SI_U_N): New.
11034 (UNSPEC_VCVTH_S): New.
11035 (UNSPEC_VCVTH_U): New.
11036 (UNSPEC_VCVTA_S): New.
11037 (UNSPEC_VCVTA_U): New.
11038 (UNSPEC_VCVTM_S): New.
11039 (UNSPEC_VCVTM_U): New.
11040 (UNSPEC_VCVTN_S): New.
11041 (UNSPEC_VCVTN_U): New.
11042 (UNSPEC_VCVTP_S): New.
11043 (UNSPEC_VCVTP_U): New.
11044 (UNSPEC_VCVTP_S): New.
11045 (UNSPEC_VCVTP_U): New.
11046 (UNSPEC_VRND): New.
11047 (UNSPEC_VRNDA): New.
11048 (UNSPEC_VRNDI): New.
11049 (UNSPEC_VRNDM): New.
11050 (UNSPEC_VRNDN): New.
11051 (UNSPEC_VRNDP): New.
11052 (UNSPEC_VRNDX): New.
11053 * config/arm/vfp.md (<absneg_str>hf2): New.
11054 (neon_vabshf): New.
11055 (neon_v<fp16_rnd_str>hf): New.
11056 (neon_vrndihf): New.
11061 (*mulsf3neghf_vfp): New.
11062 (*negmulhf3_vfp): New.
11063 (*mulsf3addhf_vfp): New.
11064 (*mulhf3subhf_vfp): New.
11065 (*mulhf3neghfaddhf_vfp): New.
11066 (*mulhf3neghfsubhf_vfp): New.
11068 (neon_vfmahf): New.
11069 (fmsubhf4_fp16): New.
11070 (neon_vfmshf): New.
11073 (neon_vsqrthf): New.
11074 (neon_vrsqrtshf): New.
11075 (FCVT): Move to iterators.md.
11076 (FCVTI32typename): Likewise.
11077 (neon_vcvth<sup>hf): New.
11078 (neon_vcvth<sup>si): New.
11079 (neon_vcvth<sup>_nhf_unspec): New.
11080 (neon_vcvth<sup>_nhf): New.
11081 (neon_vcvth<sup>_nsi_unspec): New.
11082 (neon_vcvth<sup>_nsi): New.
11083 (neon_vcvt<vcvth_op>h<sup>si): New.
11084 (neon_<fmaxmin_op>hf): New.
11086 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11088 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
11089 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
11090 ("*insv<mode>_zEC12_appendbitsleft")
11091 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
11092 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
11094 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11096 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
11097 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
11098 construct values without normalization.
11099 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
11100 static local lhs_ops to vNULL.
11102 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11103 Jiong Wang <jiong.wang@arm.com>
11105 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
11106 available when FP16 instructions are available.
11107 (output_move_vfp): Add support for 16-bit data moves.
11108 (arm_validize_comparison): Fix some white-space. Support HFmode
11109 by conversion to SFmode.
11110 * config/arm/arm.md (truncdfhf2): Fix a comment.
11111 (extendhfdf2): Likewise.
11113 (movsicc): Fix some white-space.
11115 (movsfcc): Fix some white-space.
11117 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
11118 instructions are available.
11119 (*thumb2_movhi_vfp): Likewise.
11120 (*arm_movhi_fp16): New.
11121 (*thumb2_movhi_fp16): New.
11122 (*movhf_vfp_fp16): New.
11123 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
11124 (*movhf_vfp): Likewise.
11125 (extendhfsf2): Enable when VFP FP16 instructions are available.
11126 (truncsfhf2): Enable when VFP FP16 instructions are available.
11128 2016-09-23 Martin Liska <mliska@suse.cz>
11130 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
11132 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11134 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
11136 (arm_evpc_neon_vtrn): Likewise.
11137 (arm_evpc_neon_vrev): Likewise.
11138 (arm_evpc_neon_vext): Likewise.
11139 * config/arm/arm_neon.h (vbsl_f16): New.
11142 (vdupq_n_f16): New.
11143 (vdup_lane_f16): New.
11144 (vdupq_lane_f16): New.
11148 (vmovq_n_f16): New.
11150 (vrev64q_f16): New.
11157 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
11158 (vdup_lane): New (v8hf, v4hf variants).
11159 (vext): New (v8hf, v4hf variants).
11160 (vbsl): New (v8hf, v4hf variants).
11161 * config/arm/iterators.md (VDQWH): New.
11163 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
11164 (Scalar_mul_8_16): Fix white-space.
11165 (Is_d_reg): Add V4HF and V8HF.
11166 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
11167 (neon_vdup_lane<mode>): New.
11168 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
11169 (*neon_vtrn<mode>_insn): Likewise.
11170 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
11171 (*neon_vzip<mode>_insn): Likewise
11172 (neon_vuzp<mode>_internal): Likewise.
11173 (*neon_vuzp<mode>_insn): Likewise
11174 * config/arm/vec-common.md (vec_perm_const<mode>): New.
11176 2016-09-23 Jiong Wang <jiong.wang@arm.com>
11177 Matthew Wahab <matthew.wahab@arm.com>
11179 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
11180 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
11181 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
11182 available. Also fix some white-space.
11183 * config/arm/vfp.md (*arm_movhi_vfp): New.
11184 (*thumb2_movhi_vfp): New.
11186 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11188 * config/arm/arm-c.c (arm_cpu_builtins): Define
11189 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
11190 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
11192 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11194 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
11195 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
11196 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
11197 arm_v8_2a_fp16_neon_hw.
11198 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
11201 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11203 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
11204 arm_fp16_alternative_ok and arm_fp16_none_ok.
11206 2016-09-23 Martin Liska <mliska@suse.cz>
11208 * ipa-icf.c (sem_variable::merge): Replace adress with address.
11210 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11212 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
11213 ("armv8.2-a"): New.
11214 ("armv8.2-a+fp16"): New.
11215 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
11216 (FL2_FP16INST): New.
11217 (FL2_FOR_ARCH8_2A): New.
11218 * config/arm/arm-tables.opt: Regenerate.
11219 * config/arm/arm.c (arm_arch8_2): New.
11220 (arm_fp16_inst): New.
11221 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
11222 for incompatible fp16-format settings.
11223 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
11224 (TARGET_NEON_FP16INST): New.
11225 (arm_arch8_2): Declare.
11226 (arm_fp16_inst): Declare.
11227 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
11228 march=armv8.2-a and march=armv8.2-a+fp16.
11229 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
11230 and armv8.2-a+fp16.
11231 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
11232 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
11234 2016-09-23 Martin Liska <mliska@suse.cz>
11236 * doc/extend.texi: Remove fused-madd from i386 target options.
11238 2016-09-23 Martin Liska <mliska@suse.cz>
11240 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
11243 2016-09-23 Martin Liska <mliska@suse.cz>
11245 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
11248 2016-09-23 Martin Liska <mliska@suse.cz>
11251 * config/i386/i386.c (ix86_option_override_internal): Change
11252 signature and return false when there's an error related to
11254 (release_options_strings): New function.
11255 (ix86_valid_target_attribute_tree): Call the function.
11257 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11259 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
11260 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
11261 (gen_hsa_ctor_assignment): Likewise.
11262 * print-tree.c (print_node): Likewise.
11263 * tree-dump.c (dequeue_and_dump): Likewise.
11264 * tree-sra.c (sra_modify_constructor_assign): Likewise.
11265 * expr.c (store_constructor): Likewise.
11266 * fold-const.c (operand_equal_p): Likewise.
11267 * tree-pretty-print.c (dump_generic_node): Likewise.
11268 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
11269 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
11271 2016-09-23 Richard Biener <rguenther@suse.de>
11273 * hooks.h (hook_uint_uintp_false): Declare.
11275 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11277 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
11278 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
11280 2016-09-22 Martin Sebor <msebor@redhat.com>
11283 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
11284 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
11285 (target_int_min): Correct computation.
11286 (format_integer): Use long long as the argument for the ll length
11288 (format_floating): Use target_int_max().
11289 (get_string_length): Same.
11290 (format_string): Avoid setting the bounded flag for strings
11292 (try_substitute_return_value): Avoid setting range info when
11293 the result isn't bounded.
11294 * varasm.c (assemble_name): Increase buffer size.
11296 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
11297 Terry Guo <terry.guo@arm.com>
11299 * target.def (elf_flags_numeric): New target hook.
11300 * targhooks.h (default_asm_elf_flags_numeric): New.
11301 * varasm.c (default_asm_elf_flags_numeric): New.
11302 (default_elf_asm_named_section): Use new target hook.
11303 * config/arm/arm.opt (mpure-code): New.
11304 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
11305 * config/arm/arm.c (arm_asm_init_sections): Add section
11306 attribute to default text section if -mpure-code.
11307 (arm_option_check_internal): Diagnose use of option with
11308 non supported targets and/or options.
11309 (arm_asm_elf_flags_numeric): New.
11310 (arm_function_section): New.
11311 (arm_elf_section_type_flags): New.
11312 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
11314 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
11315 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
11317 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
11319 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
11321 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11323 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
11324 * rtl.h: Adjust prototype.
11326 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11328 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
11329 (prev_active_insn): Likewise.
11330 (active_insn_p): Likewise.
11331 * rtl.h: Adjust prototypes.
11332 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
11333 * config/arc/arc.md: Likewise.
11334 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
11335 (branch_needs_nop_p): Likewise.
11336 (use_skip_p): Likewise.
11337 * config/sh/sh.c (gen_block_redirect): Likewise.
11338 (split_branches): Likewise.
11339 * reorg.c (optimize_skip): Likewise.
11340 (fill_simple_delay_slots): Likewise.
11341 (fill_slots_from_thread): Likewise.
11342 (relax_delay_slots): Likewise.
11343 * resource.c (mark_target_live_regs): Likewise.
11345 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11347 * config/cris/cris.c (cris_asm_output_case_end): Change argument
11348 type to rtx_insn *.
11349 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
11350 (prev_nonnote_nondebug_insn): Likewise.
11351 * config/cris/cris-protos.h: Adjust prototype.
11353 * jump.c (rtx_renumbered_equal_p): Adjust.
11355 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11357 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
11358 * rtl.h: Adjust prototype.
11359 * config/sh/sh.md: Adjust.
11360 * dwarf2out.c (add_var_loc_to_decl): Likewise.
11362 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11364 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
11365 (prev_nondebug_insn): Likewise.
11366 * loop-doloop.c (doloop_condition_get): Likewise.
11367 * rtl.h: Adjust prototype.
11368 * cfgloop.h: Likewise.
11370 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11372 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
11373 (prev_nonnote_insn): Likewise.
11374 * jump.c (reversed_comparison_code_parts): Likewise.
11375 (reversed_comparison): Likewise.
11376 * rtl.h: Adjust prototypes.
11377 * config/arc/arc.md: Adjust.
11378 * cse.c (find_comparison_args): Likewise.
11379 * reorg.c (redundant_insn): Change return type to rtx_insn *.
11380 (fix_reg_dead_note): Change argument type to rtx_insn *.
11381 (delete_prior_computation): Likewise.
11382 (delete_computation): Likewise.
11383 (fill_slots_from_thread): Adjust.
11384 (relax_delay_slots): Likewise.
11385 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
11386 (simplify_relational_operation_1): Likewise.
11387 (simplify_ternary_operation): Likewise.
11389 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11391 * config/arc/arc-protos.h (arc_label_align): Change type of
11392 variables from rtx to rtx_insn *.
11393 * config/arc/arc.c (arc_label_align): Likewise.
11394 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
11395 * config/bfin/bfin.c (workaround_speculation): Likewise.
11396 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
11397 (find_last_same_clock): Likewise.
11398 (reorg_split_calls): Likewise.
11399 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
11400 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
11401 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
11402 (same_cmp_following_p): Likewise.
11403 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
11404 (same_cmp_following_p): Likwise.
11405 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
11406 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
11407 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
11408 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
11409 (rl78_alloc_physical_registers_cmp): Likewise.
11410 (rl78_alloc_physical_registers_umul): Likewise.
11411 (rl78_calculate_death_notes): Likewise.
11412 * config/s390/s390-protos.h (s390_label_align): Likewise.
11413 * config/s390/s390.c (s390_label_align): Likewise.
11414 * config/sh/sh.c (barrier_align): Likewise.
11415 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
11416 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
11417 (emit_cbcond_nop): Likewise.
11419 2016-09-22 Martin Liska <mliska@suse.cz>
11422 * ipa-icf.c (sem_variable::merge): Yield merge operation if
11423 alias address matters, not necessarily address of original.
11425 2016-09-22 Richard Biener <rguenther@suse.de>
11427 PR middle-end/77697
11428 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
11431 2016-09-22 Richard Biener <rguenther@suse.de>
11433 PR middle-end/77677
11434 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
11435 from constant folding results.
11436 (gimple_resimplify2): Likewise.
11437 (gimple_resimplify3): Likewise.
11439 2016-09-22 Richard Biener <rguenther@suse.de>
11441 PR middle-end/77678
11442 * expr.c (expand_expr_real_1): Guard array access against negative
11445 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11447 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
11449 (format_floating): Likewise.
11451 2016-09-22 Jakub Jelinek <jakub@redhat.com>
11454 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
11455 for all IFN_GOMP_SIMD_* internal fns, not just for
11456 IFN_GOMP_SIMD_ORDERED_*.
11458 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11461 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
11462 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
11463 instructions when you want to invert the test.
11464 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
11465 correct order for XXSEL.
11466 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
11467 for using XSCMP{EQ,GT,GE}DP.
11469 2016-09-21 David Malcolm <dmalcolm@redhat.com>
11471 * genconstants.c (main): Introduce noop_reader and convert call
11472 to read_md_files to a method call.
11473 * genenums.c (main): Likewise.
11474 * genmddeps.c (main): Likewise.
11475 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
11476 rtx_reader_ptr->get_top_level_filename ().
11477 (write_tm_preds_h): Likewise.
11478 (write_insn_preds_c): Likewise.
11479 * gensupport.c (class gen_reader): New subclass of rtx_reader.
11480 (rtx_handle_directive): Convert to...
11481 (gen_reader::handle_unknown_directive): ...this.
11482 (init_rtx_reader_args_cb): Convert return type from bool to
11483 rtx_reader *. Create a gen_reader instance, using it for the
11484 call to read_md_files. Return it if no errors occur.
11485 (init_rtx_reader_args): Convert return type from bool to
11487 * gensupport.h (init_rtx_reader_args_cb): Likewise.
11488 (init_rtx_reader_args_cb): Likewise.
11489 * read-md.c (struct file_name_list): Move to class rtx_reader.
11490 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
11491 (read_md_filename): Delete in favor of
11492 rtx_reader::m_read_md_filename.
11493 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
11494 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
11495 (base_dir): Delete in favor of rtx_reader::m_base_dir.
11496 (first_dir_md_include): Delete in favor of
11497 rtx_reader::m_first_dir_md_include.
11498 (last_dir_md_include_ptr): Delete in favor of
11499 rtx_reader::m_last_dir_md_include_ptr.
11500 (max_include_len): Delete.
11501 (rtx_reader_ptr): New.
11502 (fatal_with_file_and_line): Use get_filename and get_lineno
11503 accessors of rtx_reader_ptr.
11504 (require_char_ws): Likewise.
11505 (rtx_reader::read_char): New method, based on ::read_char.
11506 (rtx_reader::unread_char): New method, based on ::unread_char.
11507 (read_escape): Use get_filename and get_lineno accessors of
11509 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
11510 (read_string): Use get_filename and get_lineno accessors of
11512 (rtx_reader::rtx_reader): New ctor.
11513 (rtx_reader::~rtx_reader): New dtor.
11514 (handle_include): Convert from a function to...
11515 (rtx_reader::handle_include): ...this method, converting
11516 handle_directive from a callback to a virtual function.
11517 (handle_file): Likewise, converting to...
11518 (rtx_reader::handle_file): ...this method.
11519 (handle_toplevel_file): Likewise, converting to...
11520 (rtx_reader::handle_toplevel_file): ...this method.
11521 (rtx_reader::get_current_location): New method.
11522 (parse_include): Convert from a function to...
11523 (rtx_reader::add_include_path): ...this method, dropping redundant
11524 update to unused max_include_len.
11525 (read_md_files): Convert from a function to...
11526 (rtx_reader::read_md_files): ...this method, converting
11527 handle_directive from a callback to a virtual function.
11528 (noop_reader::handle_unknown_directive): New method.
11529 * read-md.h (directive_handler_t): Delete this typedef.
11530 (in_fname): Delete.
11531 (read_md_file): Delete.
11532 (read_md_lineno): Delete.
11533 (read_md_filename): Delete.
11534 (class rtx_reader): New class.
11535 (rtx_reader_ptr): New decl.
11536 (class noop_reader): New subclass of rtx_reader.
11537 (read_char): Reimplement in terms of rtx_reader::read_char.
11538 (unread_char): Reimplement in terms of rtx_reader::unread_char.
11539 (read_md_files): Delete.
11540 * read-rtl.c (read_rtx_code): Update for deletion of globals
11541 read_md_filename and read_md_lineno.
11543 2016-09-21 Jason Merrill <jason@redhat.com>
11545 * input.h (from_macro_definition_at): New.
11547 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
11549 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
11551 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11553 PR tree-optimization/77550
11554 * tree-vect-stmts.c (create_array_ref): Change parameters.
11555 (get_group_alias_ptr_type): New function.
11556 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
11558 2016-09-21 Marek Polacek <polacek@redhat.com>
11560 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
11561 Add falls through comment.
11563 2016-09-21 Richard Biener <rguenther@suse.de>
11565 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
11566 (replace_child): Likewise.
11567 (remove_child_TAG): Adjust.
11568 (move_marked_base_types): Likewise.
11569 (prune_unused_types_prune): Clear die_sib of removed children.
11571 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
11574 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
11575 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
11577 2016-09-21 Richard Biener <rguenther@suse.de>
11579 PR tree-optimization/77648
11580 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
11582 (make_transitive_closure_constraints): Adjust comment.
11583 (make_any_offset_constraints): New function.
11584 (handle_rhs_call): Make sure to first expand a pointer to all
11585 subfields before transitively closing it.
11586 (handle_const_call): Likewise. Properly expand returned
11588 (handle_pure_call): Likewise.
11590 2016-09-21 Richard Biener <rguenther@suse.de>
11591 Jakub Jelinek <jakub@redhat.com>
11593 PR tree-optimization/77621
11594 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
11595 group at non-vectorizable stmts.
11597 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11599 PR tree-optimization/72835
11600 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
11601 (make_new_ssa_for_all_defs): Likewise.
11602 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
11604 2016-09-20 Martin Sebor <msebor@redhat.com>
11606 PR middle-end/49905
11607 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
11608 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
11609 * config/linux.c (gnu_libc_printf_pointer_format): New function.
11610 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
11611 * config/sol2.c (solaris_printf_pointer_format): New function.
11612 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
11614 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
11615 * doc/tm.texi: Regenerate.
11616 * gimple-fold.h (get_range_strlen): New function.
11617 (get_maxval_strlen): Declare existing function.
11618 * gimple-fold.c (get_range_strlen): Add arguments and compute both
11619 maximum and minimum.
11620 (get_range_strlen): Define overload.
11621 (get_maxval_strlen): Adjust.
11622 * gimple-ssa-sprintf.c: New file and pass.
11623 * passes.def (pass_sprintf_length): Add new pass.
11624 * targhooks.h (default_printf_pointer_format): Declare new function.
11625 (gnu_libc_printf_pointer_format): Same.
11626 (solaris_libc_printf_pointer_format): Same.
11627 * targhooks.c (default_printf_pointer_format): Define new function.
11628 * tree-pass.h (make_pass_sprintf_length): Declare new function.
11629 * print-tree.c: Increase buffer size.
11631 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11633 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
11635 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11637 * common.opt: New option -fipa-vrp.
11638 * ipa-cp.c (ipa_get_vr_lat): New.
11639 (ipcp_vr_lattice::print): Likewise.
11640 (print_all_lattices): Call ipcp_vr_lattice::print.
11641 (ipcp_vr_lattice::meet_with): New.
11642 (ipcp_vr_lattice::meet_with_1): Likewise.
11643 (ipcp_vr_lattice::top_p): Likewise.
11644 (ipcp_vr_lattice::bottom_p): Likewsie.
11645 (ipcp_vr_lattice::set_to_bottom): Likewise.
11646 (set_all_contains_variable): Call VR set_to_bottom.
11647 (initialize_node_lattices): Init VR lattices.
11648 (propagate_vr_accross_jump_function): New.
11649 (propagate_constants_accross_call): Call
11650 propagate_vr_accross_jump_function.
11651 (ipcp_store_vr_results): New.
11652 (ipcp_driver): Handle VR.
11653 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
11654 (ipa_set_jf_unknown): Likewise.
11655 (ipa_compute_jump_functions_for_edge): Likewise.
11656 (ipa_node_params_t::duplicate): Likewise.
11657 (ipa_write_jump_function): Likewise.
11658 (ipa_read_jump_function): Likewise.
11659 (write_ipcp_transformation_info): Likewise.
11660 (read_ipcp_transformation_info): Likewise.
11661 (ipcp_update_vr): New.
11662 (ipcp_transform_function): Handle VR.
11663 * ipa-prop.h (struct ipa_vr): New.
11664 * cgraph.c: Include tree-vrp.h.
11665 * cgraphunit.c: Likewise.
11666 * ipa-utils.c: Likewise.
11668 * opts.c: Likewise.
11669 * toplev.c: Likewise.
11670 * ipa-devirt.c: Likewise.
11671 * ipa-inline-transform.c: Likewise.
11672 * ipa-inline.c: Likewise.
11673 * ipa-profile.c: Likewise.
11675 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11677 * doc/invoke.texi: Document -fdump-tree-evrp.
11678 * passes.def: Define new pass_early_vrp.
11679 * timevar.def: Define new TV_TREE_EARLY_VRP.
11680 * tree-pass.h (make_pass_early_vrp): New.
11681 * tree-ssa-propagate.c: Make replace_uses_in non static.
11682 * tree-ssa-propagate.h: Export replace_uses_in.
11683 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
11684 (extract_range_from_assert): Factor out
11685 extract_range_for_var_from_comparison_expr.
11686 (vrp_initialize_lattice): New.
11687 (vrp_initialize): Factor out vrp_initialize_lattice.
11688 (vrp_valueize): Fix it to reject complex value ranges.
11689 (vrp_free_lattice): New.
11690 (evrp_dom_walker::before_dom_children): Likewise.
11691 (evrp_dom_walker::after_dom_children): Likewise.
11692 (evrp_dom_walker::push_value_range): Likewise.
11693 (evrp_dom_walker::pop_value_range): Likewise.
11694 (execute_early_vrp): Likewise.
11695 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
11696 (make_pass_early_vrp): New.
11698 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11700 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
11701 instead of exact_log2.
11703 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11706 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
11707 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
11708 (ix86_add_stmt_cost): Penalize DFmode vector operations
11709 for !TARGET_VECTORIZE_DOUBLE.
11711 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
11713 * doc/invoke.texi (Warning Options): Simplify language.
11714 (Optimize Options): Complete sentence.
11716 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
11718 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
11721 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
11724 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
11725 inits on power8 and above, use the VMRGEW instruction instead of a
11728 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
11729 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
11732 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11734 * config/aarch64/arm_neon.h
11735 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
11736 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
11737 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
11739 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
11741 * config/var/vax.h (ELIMINABLE_REGS): Define.
11742 (INITIAL_ELIMINATION_OFFSET): Define.
11744 2016-09-20 Jakub Jelinek <jakub@redhat.com>
11746 PR middle-end/77624
11747 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
11748 cast to void * if the cast is from some other pointer type.
11750 2016-09-20 Richard Biener <rguenther@suse.de>
11752 PR tree-optimization/77646
11753 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
11756 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11758 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
11759 attributes to all inlined functions and make them extern.
11761 2016-09-20 Richard Biener <rguenther@suse.de>
11763 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
11765 * debug.c (do_nothing_debug_hooks): Adjust.
11766 * dbxout.c (dbx_debug_hooks): Likewise.
11767 * sdbout.c (sdb_debug_hooks): Likewise.
11768 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
11769 (dwarf2out_finish): Move producer, filename and
11770 path annotation ...
11771 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
11772 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
11774 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
11777 * doc/invoke.texi: Document -Wint-in-bool-context.
11779 PR middle-end/77421
11780 * dwarf2out.c (output_loc_operands): Fix an assertion.
11782 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11784 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
11785 (CR_DECIMAL_DIG): New macro.
11787 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11789 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
11792 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
11794 PR rtl-optimization/77416
11795 * lra-remat.c (operand_to_remat): Process hard coded insn
11798 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11800 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
11801 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
11803 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
11805 * target.def (lra_p): Wordsmithing.
11806 * doc/tm.texi: Regenerate.
11808 2016-09-19 Jakub Jelinek <jakub@redhat.com>
11809 Jan Hubicka <jh@suse.cz>
11812 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
11813 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
11814 Call ultimate_alias_target just once, not up to 4 times.
11816 2016-09-19 Richard Biener <rguenther@suse.de>
11818 * dwarf2out.c (early_dwarf_finished): New global.
11819 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
11821 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
11822 if called from LTO exit early.
11823 (dwarf2out_late_global_decl): When being during the early
11824 debug phase do not add locations but only const value attributes.
11825 Adjust the way we generate early DIEs for LTO.
11827 2016-09-19 Richard Biener <rguenther@suse.de>
11829 PR middle-end/77605
11830 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
11831 proper niter to bound the loops.
11833 2016-09-19 Richard Biener <rguenther@suse.de>
11835 PR tree-optimization/77514
11836 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
11837 search for folded stmt.
11839 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
11841 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
11842 * tree-pass.h (make_pass_early_thread_jumps): Declare.
11843 * tree-ssa-threadbackward.c (fsm_find_thread_path,
11844 fsm_find_thread_path, profitable_jump_thread_path,
11845 fsm_find_control_statement_thread_paths,
11846 find_jump_threads_backwards): Add speed_p parameter.
11847 (pass_data_early_thread_jumps): New pass.
11848 (make_pass_early_thread_jumps): New function.
11850 2016-09-17 Andreas Schwab <schwab@suse.de>
11852 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
11853 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11855 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
11857 * recog.c (rest_of_handle_split_after_reload): Delete.
11858 (pass_split_after_reload::gate): New method.
11859 (pass_split_after_reload::execute): Call split_all_insns directly.
11861 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
11863 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
11864 parameters for functions taking long long arguments.
11866 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11869 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
11870 splat with truncate.
11872 2016-09-16 Jason Merrill <jason@redhat.com>
11874 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
11876 * hwint.c (exact_log2): Use pow2p_hwi.
11877 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
11878 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
11879 * builtins.c (get_object_alignment_2, get_object_alignment)
11880 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
11882 * calls.c (compute_argument_addresses, store_one_arg): Use
11884 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
11885 * combine.c (force_to_mode): Use least_bit_hwi.
11886 (contains_muldiv, find_split_point, combine_simplify_rtx)
11887 (simplify_if_then_else, simplify_set, force_to_mode)
11888 (if_then_else_cond, simplify_and_const_int_1)
11889 (simplify_compare_const): Use pow2p_hwi.
11890 * cse.c (fold_rtx): Use pow2p_hwi.
11891 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
11893 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
11894 (init_expmed_one_conv): Use pow2p_hwi.
11895 * expr.c (is_aligning_offset): Use pow2p_hwi.
11896 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
11897 (fold_binary_loc): Use pow2p_hwi.
11898 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
11899 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
11900 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
11901 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
11903 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
11904 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
11905 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
11906 * omp-low.c (oacc_loop_fixed_partitions)
11907 (oacc_loop_auto_partitions): Use least_bit_hwi.
11908 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
11909 * stor-layout.c (place_field): Use least_bit_hwi.
11910 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
11911 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
11912 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
11913 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
11914 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
11915 * tree-vect-data-refs.c (vect_analyze_group_access_1)
11916 (vect_grouped_store_supported, vect_grouped_load_supported)
11917 (vect_permute_load_chain, vect_shift_permute_load_chain)
11918 (vect_transform_grouped_load): Use pow2p_hwi.
11919 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
11920 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
11921 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
11923 * tsan.c (instrument_expr): Use least_bit_hwi.
11924 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
11926 2016-09-16 Andreas Schwab <schwab@suse.de>
11928 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
11929 OFFSET, not offset.
11930 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11932 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11935 * combine.c (rest_of_handle_combine): If any edges have been purged,
11936 free dominators if available.
11938 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11939 Eric Botcazou <ebotcazou@adacore.com>
11941 PR middle-end/77594
11942 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
11943 through into expand_addsub_overflow after expand_neg_overflow.
11945 2016-09-15 David Malcolm <dmalcolm@redhat.com>
11947 * diagnostic-show-locus.c
11948 (selftest::test_fixit_insert_containing_newline): New function.
11949 (selftest::test_fixit_replace_containing_newline): New function.
11950 (selftest::diagnostic_show_locus_c_tests): Call the above.
11952 2016-09-15 Bin Cheng <bin.cheng@arm.com>
11954 PR tree-optimization/77503
11955 * tree-vect-loop.c (vectorizable_reduction): Record reduction
11956 code for CONST_COND_REDUCTION at analysis stage and use it at
11958 * tree-vectorizer.h (struct _stmt_vec_info): New field.
11959 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
11960 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
11963 2016-09-15 Richard Biener <rguenther@suse.de>
11965 PR middle-end/77544
11966 * fold-const.c (split_tree): Do not split constant ~X.
11968 2016-09-15 Jakub Jelinek <jakub@redhat.com>
11970 PR rtl-optimization/77425
11971 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
11974 PR middle-end/77475
11975 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
11976 use %qs instead of %s where desirable, use argument instead of arg in
11977 the diagnostic wording, add list of supported strategies and
11979 (ix86_option_override_internal): Emit target("m...") instead of
11980 option("m...") in the diagnostic. Use %qs instead of %s in invalid
11981 -march/-mtune option diagnostic. Add list of supported arches/tunings
11982 and spellcheck hint. Remove prefix, suffix and sw variables, use
11983 main_args_p ? "..." : "..." in diagnostics to make translation
11986 2016-09-15 Richard Biener <rguenther@suse.de>
11988 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
11989 extra offset argument.
11990 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
11991 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
11992 to reflect new offset parameter.
11993 * doc/tm.texi: Regenerate.
11994 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
11995 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
11997 (darwin_asm_output_dwarf_offset): Likewise.
11998 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
12000 (darwin_asm_output_dwarf_offset): Pass offset argument through.
12001 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
12002 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
12004 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
12007 * ipa-icf.c (set_alias_uids): New function.
12008 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
12009 all the merged variable's referring aliases.
12011 2016-09-15 Richard Biener <rguenther@suse.de>
12013 PR tree-optimization/77514
12014 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
12015 only forced_stmts sequence.
12017 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
12019 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
12020 * cfgexpand.c (update_alias_info_with_stack_vars): Use
12021 FOR_EACH_SSA_NAME to iterate over SSA variables.
12022 (pass_expand::execute): Likewise.
12023 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
12024 * tree-cfg.c (dump_function_to_file): Likewise.
12025 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
12026 (update_ssa): Likewise.
12027 * tree-ssa-alias.c (dump_alias_info): Likewise.
12028 * tree-ssa-ccp.c (ccp_finalize): Likewise.
12029 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
12030 (create_outofssa_var_map): Likewise.
12031 (coalesce_ssa_name): Likewise.
12032 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
12033 * tree-ssa-pre.c (compute_avail): Likewise.
12034 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
12035 (scc_vn_restore_ssa_info): Likewise.
12036 (free_scc_vn): Likwise.
12037 (run_scc_vn): Likewise.
12038 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
12039 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
12040 * tree-ssa-copy.c (fini_copy_prop): Likewise.
12041 * tree-ssa.c (verify_ssa): Likewise.
12043 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
12045 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
12046 and mips64r2 as default 32-bit and 64-bit architectures.
12047 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
12048 as default 32-bit and 64-bit architectures.
12050 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
12052 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
12055 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12057 * target.def (lra_p): Change commentary (for the manual) for the
12059 * doc/tm.texi: Regenerate.
12061 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12063 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
12064 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
12065 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
12066 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
12068 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12070 * targhooks.c (default_lra_p): Return true instead of false.
12072 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12074 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
12075 hook_bool_void_false.
12076 * config/avr/avr.c: Ditto.
12077 * config/bfin/bfin.c: Ditto.
12078 * config/c6x/c6x.c: Ditto.
12079 * config/cr16/cr16.c: Ditto.
12080 * config/cris/cris.c: Ditto.
12081 * config/epiphany/epiphany.c: Ditto.
12082 * config/fr30/fr30.c: Ditto.
12083 * config/frv/frv.c: Ditto.
12084 * config/h8300/h8300.c: Ditto.
12085 * config/ia64/ia64.c: Ditto.
12086 * config/iq2000/iq2000.c: Ditto.
12087 * config/lm32/lm32.c: Ditto.
12088 * config/m32c/m32c.c: Ditto.
12089 * config/m32r/m32r.c: Ditto.
12090 * config/m68k/m68k.c: Ditto.
12091 * config/mcore/mcore.c: Ditto.
12092 * config/microblaze/microblaze.c: Ditto.
12093 * config/mmix/mmix.c: Ditto.
12094 * config/mn10300/mn10300.c: Ditto.
12095 * config/moxie/moxie.c: Ditto.
12096 * config/msp430/msp430.c: Ditto.
12097 * config/nios2/nios2.c: Ditto.
12098 * config/nvptx/nvptx.c: Ditto.
12099 * config/pa/pa.c: Ditto.
12100 * config/pdp11/pdp11.c: Ditto.
12101 * config/rl78/rl78.c: Ditto.
12102 * config/sparc/sparc.c: Ditto.
12103 * config/spu/spu.c: Ditto.
12104 * config/stormy16/stormy16.c: Ditto.
12105 * config/tilegx/tilegx.c: Ditto.
12106 * config/tilepro/tilepro.c: Ditto.
12107 * config/v850/v850.c: Ditto.
12108 * config/vax/vax.c: Ditto.
12109 * config/visium/visium.c: Ditto.
12110 * config/xtensa/xtensa.c: Ditto.
12112 2016-09-14 Jakub Jelinek <jakub@redhat.com>
12115 * tsan.c: Include target.h.
12116 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
12117 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
12118 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
12119 BUILT_IN_ATOMIC_TEST_AND_SET entries.
12120 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
12122 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
12123 Martin Liska <mliska@suse.cz>
12125 PR middle-end/77574
12126 * predict.c (force_edge_cold): Add braces to a condition.
12128 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
12130 PR rtl-optimization/77289
12131 * lra-constraints.c (get_final_hard_regno): Removed.
12132 (get_hard_regno): Add new parameter final_p.
12133 (get_reg_class): Directly call lra_get_elimination_hard_regno.
12134 (operands_match_p): Adjust call to get_hard_regno.
12135 (uses_hard_regs_p): Likewise.
12136 (process_alt_operands): Likewise.
12138 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
12141 * config/msp430/msp430.c (msp430_start_function): Emit an error
12142 if a function is both weak and specifies an interrupt number.
12144 2016-09-13 Jakub Jelinek <jakub@redhat.com>
12146 PR tree-optimization/77454
12147 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
12148 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
12151 2016-09-13 Tamar Christina <tamar.christina@arm.com>
12153 * config/aarch64/aarch64-builtins.c
12154 (aarch64_init_simd_builtins): Fix builtin type signature printing.
12156 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
12158 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
12159 SFmode and SCmode arguments by reference.
12161 2016-09-13 David Malcolm <dmalcolm@redhat.com>
12163 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
12165 (selftest::test_one_liner_fixit_insert_before): ...this, and update
12166 for renaming of add_fixit_insert to add_fixit_insert_before.
12167 (selftest::test_one_liner_fixit_insert_after): New function.
12168 (selftest::test_one_liner_fixit_validation_adhoc_locations):
12169 Update for renaming of add_fixit_insert to add_fixit_insert_before.
12170 (selftest::test_one_liner_many_fixits): Likewise.
12171 (selftest::test_diagnostic_show_locus_one_liner): Update for
12172 renaming, call new test function.
12173 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
12174 renaming of add_fixit_insert to add_fixit_insert_before.
12175 (selftest::test_fixit_consolidation): Likewise.
12176 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
12178 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
12179 (selftest::test_applying_fixits_insert_before): ...this.
12180 (selftest::test_applying_fixits_insert): Update for renaming of
12181 add_fixit_insert to add_fixit_insert_before.
12182 (selftest::test_applying_fixits_insert_after): New function.
12183 (selftest::test_applying_fixits_insert_after_at_line_end): New
12185 (selftest::test_applying_fixits_insert_after_failure): New function.
12186 (selftest::test_applying_fixits_multiple): Update for renaming of
12187 add_fixit_insert to add_fixit_insert_before.
12188 (selftest::change_line): Likewise.
12189 (selftest::test_applying_fixits_unreadable_file): Likewise.
12190 (selftest::test_applying_fixits_line_out_of_range): Likewise.
12191 (selftest::test_applying_fixits_column_validation): Likewise.
12192 (selftest::test_applying_fixits_column_validation): Likewise.
12193 (selftest::edit_context_c_tests): Update for renamed test function;
12194 call new test functions.
12196 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
12198 PR tree-optimization/77536
12199 PR rtl-optimization/68212
12200 * config/rs6000/rs6000.md (div->recip splitter): Remove
12201 optimize_insn_for_speed_p condition.
12203 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
12205 * optabs.c (prepare_cmp_insn): Update documentation comment.
12207 2016-09-13 Jakub Jelinek <jakub@redhat.com>
12208 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12210 PR middle-end/77475
12211 * opts.h (candidates_list_and_hint): Declare.
12212 * opts-common.c (candidates_list_and_hint): New function.
12213 (cmdline_handle_error): Use it.
12215 2016-09-12 David Malcolm <dmalcolm@redhat.com>
12217 * edit-context.c (edited_line::get_len): New accessor.
12218 (edited_file::print_diff): Split out hunk-printing into...
12219 (edited_file::print_diff_hunk): New method.
12220 (edited_file::print_diff_line): New method.
12222 2016-09-12 Andrew Pinski <apinski@cavium.com>
12224 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
12226 * config/aarch64/aarch64.c (thunderx_tunings): Enable
12227 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
12228 (aarch64_operands_ok_for_ldpstp): Return false if
12229 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
12230 was SImode and the alignment is less than 8 byte.
12231 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
12233 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
12236 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
12238 2016-09-12 Marek Polacek <polacek@redhat.com>
12240 * doc/extend.texi: Use lowercase "boolean".
12241 * doc/invoke.texi: Likewise.
12242 * doc/md.texi: Likewise.
12243 * target.def: Likewise.
12244 * doc/tm.texi: Regenerated.
12246 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12248 PR middle-end/77426
12249 * expmed.c (synth_mult): Delete duplicate mode check.
12251 2016-09-10 Tom de Vries <tom@codesourcery.com>
12254 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
12256 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
12257 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
12259 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
12261 PR rtl-optimization/77289
12262 * lra-constraints.c (get_final_hard_regno): Add support for non hard
12263 register numbers. Remove support for subregs.
12264 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
12265 (get_reg_class): Delete removed get_final_hard_regno() argument.
12266 (uses_hard_regs_p): Call get_final_hard_regno().
12268 2016-09-09 Martin Sebor <msebor@redhat.com>
12272 * pretty-print.c (pp_quoted_string): New function.
12273 (pp_format): Call it for %c and %s directives.
12275 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12277 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
12278 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
12279 INITIAL_ELIMINATION_OFFSET) : Update documentation.
12280 * target.def (frame_pointer_required, can_eliminate): Likewise.
12281 * doc/tm.texi: Regenerated.
12282 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
12284 * df-scan.c (df_hard_reg_init): Likewise.
12285 * ira.c (ira_setup_eliminable_regset): Likewise.
12286 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
12287 init_elim_table): Likewise.
12288 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
12289 set_initial_elim_offsets, update_eliminables,
12290 init_elim_table): Likewise.
12291 * rtlanal.c (get_initial_register_offset): Likewise.
12292 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
12293 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12294 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12295 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12296 * config/fr30/fr30.h: Fix comment.
12297 * config/frv/frv.c: Likewise.
12298 * config/frv/frv.h: Likewise.
12299 * config/ft32/ft32.h: Likewise.
12300 * config/visium/visium.h: Likewise.
12301 * config/pa/pa64-linux.h: Likewise.
12302 * config/v850/v850.h: Likewise.
12303 * config/cris/cris.c: Likewise.
12304 * config/ia64/ia64.h: Likewise.
12305 * config/moxie/moxie.h: Likewise.
12306 * config/m32r/m32r.h: Likewise.
12308 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
12311 * config.in: Regenerate.
12312 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
12314 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
12315 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
12316 static-libmpxwrappers case.
12317 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
12318 MPX_LD_AS_NEEDED_GUARD_POP.
12319 * configure: Regenerate.
12320 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
12321 defined if linker support "--push-state"/"--pop-state".
12323 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
12325 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
12327 2016-09-09 Joseph Myers <joseph@codesourcery.com>
12329 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
12330 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
12331 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
12332 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
12333 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
12334 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
12335 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
12337 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
12338 width macros from TS 18661-1.
12339 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
12341 2016-09-08 Jakub Jelinek <jakub@redhat.com>
12344 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
12345 OMP_CLAUSE_SAFELEN_EXPR.
12347 2016-09-07 David Malcolm <dmalcolm@redhat.com>
12349 * Makefile.in (OBJS): Add substring-locations.o.
12350 * langhooks-def.h (class substring_loc): New forward decl.
12351 (lhd_get_substring_location): New decl.
12352 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
12353 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
12354 * langhooks.c (lhd_get_substring_location): New function.
12355 * langhooks.h (class substring_loc): New forward decl.
12356 (struct lang_hooks): Add field get_substring_location.
12357 * substring-locations.c: New file, taking definition of
12358 format_warning_va and format_warning_at_substring from
12359 c-family/c-format.c, making them non-static.
12360 * substring-locations.h (class substring_loc): Move class here
12361 from c-family/c-common.h. Add and rewrite comments.
12362 (format_warning_va): New decl.
12363 (format_warning_at_substring): New decl.
12364 (get_source_location_for_substring): Add comment.
12366 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
12368 * config/i386/i386.c: Add 'U' suffix to processor feature bits
12369 to avoid -Wnarrowing warning.
12370 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
12371 * opts.c: Likewise for SANITIZER_OPT bitmasks.
12373 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
12375 * config/aarch64/aarch64.c (aarch64_legitimize_address):
12376 Avoid use of base_offset if offset already in range.
12378 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
12380 * config/sh/sh-protos.h (struct sh_atomic_model,
12381 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
12382 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
12383 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
12384 * config/sh/sh.h (struct sh_atomic_model,
12385 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
12386 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
12387 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
12388 Guard with __cplusplus.
12390 2016-09-06 Jakub Jelinek <jakub@redhat.com>
12393 * config/i386/i386.c (ix86_expand_builtin): For builtin with
12394 unsupported or unknown ISA, use expand_call.
12396 2016-09-06 Martin Liska <mliska@suse.cz>
12398 PR gcov-profile/77378
12399 PR gcov-profile/77466
12400 * tree-profile.c (tree_profiling): Detect whether target can use
12401 -fprofile-update=atomic.
12403 2016-09-06 Richard Biener <rguenther@suse.de>
12405 PR tree-optimization/77479
12406 * tree-vrp.c (update_value_range): Extend overflow handling to
12409 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12412 * config/i386/i386.md (isa): Add x64_avx512bw.
12413 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
12414 (kmov_isa): New mode attr.
12415 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
12416 (*zero_extend<mode>si2): Likewise.
12417 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
12419 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
12421 * doc/invoke.texi (SPU Options): nops -> NOPs.
12422 (x86 Options): Ditto.
12424 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12426 PR middle-end/77475
12427 * toplev.c (process_options): Temporarily set input_location
12428 to UNKNOWN_LOCATION around targetm.target_option.override () call.
12430 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
12432 PR rtl-optimization/77452
12433 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
12434 inner-mode reference to a CONST_VECTOR constant in the constant pool.
12436 2016-09-05 Marek Polacek <polacek@redhat.com>
12439 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
12441 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12444 * gensupport.c (alter_output_for_subst_insn): Remove redundant
12445 *insn_out == '*' test. Don't copy unnecessary to yet another
12446 memory buffer, and don't leak it.
12448 PR rtl-optimization/77425
12449 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
12451 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
12453 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
12455 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12457 * common.opt (fdiagnostics-generate-patch): New option.
12458 * diagnostic.c: Include "edit-context.h".
12459 (diagnostic_initialize): Initialize context->edit_context_ptr.
12460 (diagnostic_finish): Delete context->edit_context_ptr.
12461 (diagnostic_report_diagnostic): Add fix-it hints from the
12462 diagnostic to context->edit_context_ptr, if any.
12463 * diagnostic.h (class edit_context): Add forward decl.
12464 (struct diagnostic_context): Add field "edit_context_ptr".
12465 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
12466 -fdiagnostics-generate-patch.
12467 (-fdiagnostics-generate-patch): New item.
12468 * toplev.c: Include "edit-context.h".
12469 (process_options): Set global_dc->edit_context_ptr to a new
12470 edit_context if the options need one.
12471 (toplev::main): Handle -fdiagnostics-generate-patch by using
12472 global_dc->edit_context_ptr.
12474 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12477 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
12478 map and firstprivate clauses on target construct for _Atomic
12480 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
12481 on target construct for _Atomic qualified decls.
12482 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
12484 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
12485 _Atomic qualified arguments not mentioned in uniform clause.
12487 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12489 * Makefile.in (OBJS-libcommon): Add edit-context.o.
12490 * diagnostic-color.c (color_dict): Add "diff-filename",
12491 "diff-hunk", "diff-delete", and "diff-insert".
12492 (parse_gcc_colors): Update default value of GCC_COLORS in comment
12493 to reflect above changes.
12494 * doc/invoke.texi (-fdiagnostics-color): Update description of
12495 default GCC_COLORS, and of the supported capabilities.
12496 * edit-context.c: New file.
12497 * edit-context.h: New file.
12498 * input.c (struct fcache): Add field "missing_trailing_newline".
12499 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
12501 (add_file_to_cache_tab): Likewise.
12502 (fcache::fcache): Likewise.
12503 (get_next_line): Update c->missing_trailing_newline.
12504 (location_missing_trailing_newline): New function.
12505 * input.h (location_missing_trailing_newline): New decl.
12506 * selftest-run-tests.c (selftest::run_tests): Call
12507 edit_context_c_tests.
12508 * selftest.h (edit_context_c_tests): New decl.
12510 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12511 Richard Biener <rguenth@suse.de>
12513 PR tree-optimization/77444
12514 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
12515 as steptype, remove redundant initialization.
12517 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12520 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
12521 (sanopt_optimize_walker): Optimize away
12522 __asan_before_dynamic_init (...) followed by
12523 __asan_after_dynamic_init () without intervening memory loads/stores.
12524 * ipa-pure-const.c (special_builtin_state): Handle
12525 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
12526 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
12528 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12530 * cfg.c (free_original_copy_tables): Replace second assignment of
12531 bb_copy = NULL by bb_original = NULL.
12533 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12536 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
12537 assignment added in r216794.
12539 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12541 * Makefile.in (OBJS): Add typed-splay-tree.o.
12542 * selftest-run-tests.c (selftest::run_tests): Call
12543 typed_splay_tree_c_tests.
12544 * selftest.h (typed_splay_tree_c_tests): New decl.
12545 * typed-splay-tree.c: New file.
12546 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
12547 (typed_splay_tree::max): New method.
12548 (typed_splay_tree::min): New method.
12549 (typed_splay_tree::foreach): New method.
12550 (typed_splay_tree::closure): New struct.
12551 (typed_splay_tree::inner_foreach_fn): New function.
12553 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12555 * ipa-cp.c (ipcp_store_bits_results): Change option name from
12556 -fipa-cp-bit to -fipa-bit-cp.
12558 2016-09-01 Martin Sebor <msebor@redhat.com>
12560 PR tree-optimization/71831
12561 * tree-object-size.h: Return bool instead of the size and add
12562 argument for the size.
12563 * tree-object-size.c (compute_object_offset): Update signature.
12564 (addr_object_size): Same.
12565 (compute_builtin_object_size): Return bool instead of the size
12566 and add argument for the size. Handle POINTER_PLUS_EXPR when
12567 optimization is disabled.
12568 (expr_object_size): Adjust.
12569 (plus_stmt_object_size): Adjust.
12570 (pass_object_sizes::execute): Adjust.
12571 * builtins.c (fold_builtin_object_size): Adjust.
12572 * doc/extend.texi (Object Size Checking): Update.
12573 * ubsan.c (instrument_object_size): Adjust.
12575 2016-09-01 Martin Sebor <msebor@redhat.com>
12577 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
12578 it fits the output of the formatted function regardless of its
12580 * genmodes.c (parser::parse_expr): Same.
12581 * gimplify.c (gimplify_asm_expr): Same.
12582 * passes.c (pass_manager::register_one_dump_file): Same.
12583 * print-tree.c (print_node): Same.
12585 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12587 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
12589 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12591 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
12593 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12595 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
12596 * config/rs6000/vector.md: Ditto.
12597 * config/rs6000/vsx.md: Ditto.
12599 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12601 * ipa-inline-analysis.c (param_change_prob): Get to the base object
12602 first in all cases.
12604 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12606 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
12607 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
12608 *return_and_restore_gpregs_<mode>_r11,
12609 *return_and_restore_gpregs_<mode>_r12,
12610 *return_and_restore_gpregs_<mode>_r1,
12611 *return_and_restore_fpregs_<mode>_r11,
12612 *return_and_restore_fpregs_<mode>_r12,
12613 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
12614 directly instead of via the "l" constraint. Renumber operands.
12617 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12619 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
12620 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
12621 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
12622 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
12623 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
12624 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
12625 *call_value_nonlocal_darwin64, reload_macho_picbase,
12626 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
12627 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
12628 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
12629 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
12630 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
12631 *save_fpregs_<mode>_r1): Ditto.
12632 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
12633 *return_and_restore_gpregs_spe): Ditto.
12635 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12637 * config/rs6000/rs6000.md
12638 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
12639 the use of the link register.
12640 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
12642 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12643 Michael Meissner <meissner@linux.vnet.ibm.com>
12646 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
12647 reg+reg addressing for TImode.
12648 (rs6000_legitimate_address_p): Only allow register indirect
12649 addressing for TImode, even without TARGET_QUAD_MEMORY.
12651 2016-09-01 Richard Biener <rguenther@suse.de>
12653 PR middle-end/77436
12654 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
12655 check whether the result fits the desired result type.
12657 2016-09-01 Nathan Sidwell <nathan@acm.org>
12659 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
12661 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
12663 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
12665 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
12667 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12669 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
12670 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
12671 for comparisons of integer ZERO_EXTEND against zero.
12673 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12675 * config/i386/i386.c (ix86_option_override_internal): Also disable the
12676 STV pass if -mstackrealign is enabled.
12678 2016-08-31 Ilya Verbin <iverbin@gmail.com>
12680 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
12683 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12685 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
12686 (layout_range::intersects_line_p): New method.
12687 (test_range_contains_point_for_single_point): Rename to...
12688 (test_layout_range_for_single_point): ...this, and add testing
12689 for layout_range::intersects_line_p.
12690 (test_range_contains_point_for_single_line): Rename to...
12691 (test_layout_range_for_single_line): ...this, and add testing
12692 for layout_range::intersects_line_p.
12693 (test_range_contains_point_for_multiple_lines): Rename to...
12694 (test_layout_range_for_multiple_lines): ...this, and add testing
12695 for layout_range::intersects_line_p.
12696 (layout::layout): Populate m_fixit_hints.
12697 (layout::get_expanded_location): Handle the case of a line-span
12699 (layout::validate_fixit_hint_p): New method.
12700 (get_line_span_for_fixit_hint): New function.
12701 (layout::calculate_line_spans): Add spans for fixit-hints.
12702 (layout::should_print_annotation_line_p): New method.
12703 (layout::print_any_fixits): Drop param "richloc", instead using
12704 validated fixits in m_fixit_hints. Add "const" to hint pointers.
12705 (diagnostic_show_locus): Avoid printing blank annotation lines.
12706 (selftest::test_diagnostic_context::test_diagnostic_context):
12707 Initialize show_column and start_span.
12708 (selftest::test_diagnostic_context::start_span_cb): New static
12710 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
12711 (selftest::diagnostic_show_locus_c_tests): Update for function
12712 renamings. Call test_diagnostic_show_locus_fixit_lines.
12714 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12716 PR tree-optimization/73714
12717 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
12719 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12721 * selftest.c: Move "namespace selftest {" to top of file,
12722 removing explicit "selftest::" qualifiers throughout.
12724 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12726 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
12728 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
12729 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
12730 Replace builtin with vector extension.
12731 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
12733 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
12734 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
12735 Replace builtin with vector extension.
12736 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
12737 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
12738 Replace builtin with vector extension.
12739 * config/i386/xmmintrin.h (__m128_u): New type.
12740 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
12741 (_mm_load_ps, _mm_store_ps): Simplify.
12743 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
12745 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
12747 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12749 * diagnostic-show-locus.c (colorizer::begin_state): Support more
12750 than 3 ranges per diagnostic by alternating between color 1 and
12752 (layout::layout): Replace use of rich_location::MAX_RANGES
12753 with richloc->get_num_locations ().
12754 (layout::calculate_line_spans): Replace use of
12755 rich_location::MAX_RANGES with m_layout_ranges.length ().
12756 (layout::print_annotation_line): Handle arbitrary numbers of
12757 ranges in caret-printing by defaulting to '^'.
12758 (selftest::test_one_liner_many_fixits): New function.
12759 (test_diagnostic_show_locus_one_liner): Call it.
12760 * diagnostic.c (diagnostic_initialize): Update for renaming
12761 of rich_location::MAX_RANGES to
12762 rich_location::STATICALLY_ALLOCATED_RANGES.
12763 * diagnostic.h (struct diagnostic_context): Likewise.
12765 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12767 * selftest.c (selftest::named_temp_file::named_temp_file): New
12769 (selftest::temp_source_file::~temp_source_file): Move to...
12770 (selftest::named_temp_file::~named_temp_file): ...here.
12771 (selftest::test_named_temp_file): New function.
12772 (selftest::selftest_c_tests): Call test_named_temp_file.
12773 * selftest.h (class named_temp_file): New class.
12774 (class temp_source_file): Convert to a subclass of named_temp_file.
12776 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
12778 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
12779 USEs of LR_REGNO in returns and sibcalls.
12780 (rs6000_output_mi_thunk): Similar.
12781 (rs6000_sibcall_aix): Similar.
12782 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
12783 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
12784 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
12785 Remove the USE of LR_REGNO from the patterns as well. Delete an
12787 (return_internal_<mode>): Delete.
12789 2016-08-30 Tamar Christina <tamar.christina@arm.com>
12791 * config/aarch64/aarch64-simd.md
12792 (aarch64_ld2<mode>_dreg_le): New.
12793 (aarch64_ld2<mode>_dreg_be): New.
12794 (aarch64_ld2<mode>_dreg): Removed.
12795 (aarch64_ld3<mode>_dreg_le): New.
12796 (aarch64_ld3<mode>_dreg_be): New.
12797 (aarch64_ld3<mode>_dreg): Removed.
12798 (aarch64_ld4<mode>_dreg_le): New.
12799 (aarch64_ld4<mode>_dreg_be): New.
12800 (aarch64_ld4<mode>_dreg): Removed.
12801 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
12803 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12805 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
12806 redundant location param.
12807 (test_one_liner_fixit_remove): Likewise.
12808 (test_one_liner_fixit_replace): Likewise.
12809 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
12810 * gcc-rich-location.c
12811 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
12812 get_range_from_loc. Drop overload taking a const char *.
12813 * gcc-rich-location.h
12814 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
12817 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12819 * config/linux.c (linux_libc_has_function): Return true on musl.
12821 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12823 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
12825 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
12827 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
12828 used for abnormal egdes.
12830 2016-08-30 Jakub Jelinek <jakub@redhat.com>
12832 PR tree-optimization/72866
12833 * tree-vect-patterns.c (search_type_for_mask): Turn into
12834 a small wrapper, move all code to ...
12835 (search_type_for_mask_1): ... this new function. Add caching
12836 and adjust recursive calls.
12839 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
12840 instead of lookup_type_die (type_main_variant (type)) even for array
12843 PR middle-end/77377
12844 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
12845 constant pool reference return x instead of c.
12847 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
12849 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
12852 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12855 (selftest::test_make_location_nonpure_range_endpoints): Fix
12858 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12860 * diagnostic-show-locus.c
12861 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
12863 (selftest::test_diagnostic_show_locus_one_liner): Call it.
12864 * input.c (get_pure_location): Move to libcpp/line-map.c.
12865 * input.h (get_pure_location): Convert decl to an inline function
12866 calling implementation in libcpp.
12868 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
12871 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
12872 template for intel asm dialect.
12873 (vec_set_hi_<mode><mask_name>): Ditto.
12875 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12877 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
12878 (selftest::fail_formatted): Likewise.
12880 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12882 * input.c (make_location): Call get_start and get_finish
12883 on the endpoints to avoid storing packed ranges or ad-hoc
12885 (selftest::test_make_location_nonpure_range_endpoints): New function.
12886 (selftest::input_c_tests): Call it.
12887 * input.h (get_start): New inline function.
12889 2016-08-29 Tom de Vries <tom@codesourcery.com>
12892 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
12895 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
12897 * Makefile.in (gcov-iov.h): Add dummy recipe.
12899 2016-08-29 Nathan Sidwell <nathan@acm.org>
12901 * config/nvptx/nvptx.c: #include tree-vrp.h.
12903 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
12906 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
12907 HIGH+LO construct during reload.
12909 2016-08-28 Tom de Vries <tom@codesourcery.com>
12912 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
12913 'sysv_abi va_list' attribute.
12914 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
12915 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
12918 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12920 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
12921 * emit-rtl.c (unshare_all_rtl_1): Adjust.
12922 (unshare_all_rtl_again): Likewise.
12923 * function.c (assign_stack_local_1): Likewise.
12924 (assign_stack_temp_for_type): Likewise.
12926 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12928 * cfgbuild.c (make_edges): Adjust.
12929 * cfgrtl.c (can_delete_label_p): Likewise.
12930 * dwarf2cfi.c (create_trace_edges): Likewise.
12931 * except.c (sjlj_emit_dispatch_table): Likewise.
12932 * function.h (struct expr_status): make x_forced_labels a vector.
12933 * jump.c (rebuild_jump_labels_1): Adjust.
12934 * reload1.c (set_initial_label_offsets): Likewise.
12935 * stmt.c (force_label_rtx): Likewise.
12936 (expand_label): Likewise.
12938 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12940 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
12942 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
12944 PR tree-optimization/71077
12945 PR tree-optimization/68542
12946 * fold-const.c (fold_relational_const): Fix folding of
12947 VECTOR_CST comparisons that have a scalar boolean result type.
12948 (selftest::test_vector_folding): New static function.
12949 (selftest::fold_const_c_tests): Call it.
12951 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
12953 * doc/extend.texi (SPU Built-in Functions): Remove stale
12954 references to material formerly at IBM and Sony.
12956 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
12959 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
12961 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12963 * diagnostic-show-locus.c
12964 (selftest::test_fixit_consolidation): New function.
12965 (selftest::diagnostic_show_locus_c_tests): Call it.
12966 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
12967 constructor based on source_range.
12969 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12971 * diagnostic-color.c (color_dict): Add "fixit-insert" and
12973 (parse_gcc_colors): Update description of default GCC_COLORS.
12974 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
12975 (colorizer::set_fixit_insert): New method.
12976 (colorizer::set_fixit_delete): New method.
12977 (colorizer::get_color_by_name): New method.
12978 (colorizer::STATE_FIXIT_INSERT): New constant.
12979 (colorizer::STATE_FIXIT_DELETE): New constant.
12980 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
12981 fields in favor of new field "m_stop_color". Add fields
12982 "m_fixit_insert" and "m_fixit_delete".
12983 (colorizer::colorizer): Update for above changes. Replace
12984 colorize_start calls with calls to get_color_by_name.
12985 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
12986 STATE_FIXIT_DELETE. Update for field renamings.
12987 (colorizer::finish_state): Simplify by using m_stop_color,
12988 rather than multiple identical "*_ce" fields.
12989 (colorizer::get_color_by_name): New method.
12990 (layout::print_any_fixits): Print insertions and replacements
12991 using the "fixit-insert" color, and deletions using the
12992 "fixit-delete" color.
12993 * doc/invoke.texi (-fdiagnostics-color): Update description of
12994 default GCC_COLORS, and of the supported capabilities.
12996 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
12998 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
12999 current_function_static_stack_size variable with the static
13000 stack frame size of the current function when
13001 flag_stack_usage_info is enabled.
13003 2016-08-26 Nathan Sidwell <nathan@acm.org>
13005 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
13006 assignment inside if condition.
13008 2016-08-26 Richard Biener <rguenther@suse.de>
13010 PR tree-optimization/69047
13011 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
13012 extracts similar to what FRE does.
13013 (non_rewritable_mem_ref_base): Likewise.
13015 2016-08-26 Joseph Myers <joseph@codesourcery.com>
13017 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
13018 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
13019 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13020 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13021 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
13023 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13024 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13025 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13026 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
13027 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13029 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13032 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
13033 reservation duration to 15 cycles.
13034 (cortex_a8_vfp_macs): Likewise.
13035 (cortex_a8_vfp_macd): Likewise.
13036 (cortex_a8_vfp_divs): Likewise.
13037 (cortex_a8_vfp_divd): Likewise.
13039 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13041 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
13042 (aarch_macro_fusion_pair_p): Use above to avoid early return.
13044 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13045 Martin Jambhor <mjambor@suse.cz>
13047 * common.opt: New option -fipa-bit-cp.
13048 * doc/invoke.texi: Document -fipa-bit-cp.
13049 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
13050 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
13051 * tree-ssa-ccp.h: New header file.
13052 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
13053 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
13054 Replace all occurences of tree parameter by two new params: signop, int.
13055 (bit_value_unop_1): Change to bit_value_unop and export it.
13056 Replace all occurences of tree parameter by two new params: signop,
13058 (bit_value_binop): Change call from bit_value_binop_1 to
13060 (bit_value_assume_aligned): Likewise.
13061 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
13062 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
13064 (ccp_finalize): Skip processing if val->mask == 0.
13065 * ipa-cp.c: Include tree-ssa-ccp.h
13066 (ipcp_bits_lattice): New class.
13067 (ipcp_param_lattice (bits_lattice): New member.
13068 (print_all_lattices): Call ipcp_bits_lattice::print.
13069 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
13070 (initialize_node_lattices): Likewise.
13071 (propagate_bits_accross_jump_function): New function.
13072 (propagate_constants_accross_call): Call
13073 propagate_bits_accross_jump_function.
13074 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
13075 (ipcp_store_bits_results): New function.
13076 (ipcp_driver): Call ipcp_store_bits_results.
13077 * ipa-prop.h (ipa_bits): New struct.
13078 (ipa_jump_func): Add new member bits of type ipa_bits.
13079 (ipa_param_descriptor): Change decl to decl_or_type.
13080 (ipa_get_param): Change decl to decl_or_type and assert on
13082 (ipa_get_type): New function.
13083 (ipcp_transformation_summary): New member bits.
13084 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
13085 (ipa_populate_param_decls): Likewise.
13086 (ipa_dump_param): Likewise.
13087 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
13089 (ipa_set_jf_unknown): Set ipa_bits::known to false.
13090 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
13092 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
13093 (ipa_write_jump_function): Add streaming for ipa_bits.
13094 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
13095 (write_ipcp_transformation_info): Add streaming for ipa_bits
13096 summary for ltrans.
13097 (read_ipcp_transfomration_info): Add support for reading streamed
13099 (ipcp_update_bits): New function.
13100 (ipcp_transform_function): Call ipcp_update_bits.
13102 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
13104 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
13105 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
13107 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
13109 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
13111 2016-08-25 Richard Biener <rguenther@suse.de>
13113 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
13114 Only add locations in late dwarf.
13115 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
13116 (dwarf2out_early_finish): But do it here.
13118 2016-08-24 Michael Collison <michael.collison@linaro.org>
13119 Michael Collison <michael.collison@arm.com>
13121 * config/arm/arm-modes.def: Add new condition code mode CC_V
13122 to represent the overflow bit.
13123 * config/arm/arm.c (maybe_get_arm_condition_code):
13124 Add support for CC_Vmode.
13125 (arm_gen_unlikely_cbranch): New function to generate common
13126 rtl conditional branches for overflow patterns.
13127 * config/arm/arm-protos.h: Add prototype for
13128 arm_gen_unlikely_cbranch.
13129 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
13130 addsi3_compareV_upper): New patterns to support signed
13131 builtin overflow add operations.
13132 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
13133 New patterns to support unsigned builtin add overflow operations.
13134 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
13135 builtin overflow subtract operations,
13136 (usubv<mode>4): New patterns to support unsigned builtin subtract
13137 overflow operations.
13138 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
13139 to support builtin overflow negate operations.
13141 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13144 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13146 * explow.c (get_dynamic_stack_size): Take known alignment of stack
13147 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
13150 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
13152 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
13153 MULTILIB_OPTIONS should be used. Small wording fixes.
13154 * genmultilib: Memorize set of all option combinations in
13155 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
13156 found in MULTILIB_OPTIONS by checking if option set is listed in
13157 combination_space. Output new and existing error message to stderr.
13159 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
13161 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
13162 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
13163 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
13164 (MULTILIB_REUSE): Remove reuse rules for option set including
13165 -mfpu=fp-armv8 and -mfpu=vfpv4
13167 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
13169 * config/arm/t-rtems: Add vfp multilib.
13171 2016-08-23 Ian Lance Taylor <iant@golang.org>
13173 * config/s390/s390.c (s390_asm_file_start): Call
13174 default_file_start.
13176 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13178 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
13179 initialization of all 0's to the 0 constant, instead of directly
13180 generating XOR. Add support for V4SImode vector initialization on
13181 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
13182 initialization. Change variables used in V4SFmode vector
13183 intialization. For V4SFmode vector splat on ISA 3.0, make sure
13184 any memory addresses are in index form. Add support for using
13185 VSPLTH/VSPLTB to initialize vector short and vector char vectors
13186 with all of the same element.
13187 (regno_or_subregno): New helper function to return a register
13188 number for either REG or SUBREG.
13189 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
13190 Use regno_or_subregno where possible.
13191 (rs6000_split_v4si_init_di_reg): New helper function to build up a
13192 DImode value from two SImode values in order to generate V4SImode
13193 vector initialization on 64-bit systems with direct move.
13194 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
13196 (rtx_is_swappable_p): V4SImode vector initialization insn is not
13198 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
13200 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
13201 attributes to initialize V8HImode and V16QImode vectors with the
13203 (VSX_SPLAT_COUNT): Likewise.
13204 (VSX_SPLAT_SUFFIX): Likewise.
13205 (UNSPEC_VSX_VEC_INIT): New unspec.
13206 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
13207 Allow SFmode values to come from Altivec registers.
13208 (vsx_init_v4si): New insn/split for V4SImode vector initialization
13209 on 64-bit systems with direct move.
13210 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
13211 vector initializations, to allow V4SImode vector initializations
13212 on 64-bit systems with direct move.
13213 (vsx_splat_v4si): Likewise.
13214 (vsx_splat_v4si_di): Likewise.
13215 (vsx_splat_v4sf): Likewise.
13216 (vsx_splat_v4sf_internal): Likewise.
13217 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
13219 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
13220 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
13221 initializing V8HImode and V16QImode vectors with the same
13223 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
13224 optimization if -maltivec=be.
13226 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
13228 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
13229 attribute for alternatives 3 and 4.
13231 2016-08-23 David Malcolm <dmalcolm@redhat.com>
13233 * selftest.c (selftest::assert_str_contains): New function.
13234 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
13235 * selftest.h (selftest::assert_str_contains): New decl.
13236 (ASSERT_STR_CONTAINS): New macro.
13238 2016-08-23 Richard Biener <rguenther@suse.de>
13240 PR tree-optimization/77286
13241 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
13243 (vect_transform_loop): Split exit edges of loop and scalar
13244 loop if required and at the appropriate time.
13246 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13248 * explow.c (get_dynamic_stack_size): Take known alignment of stack
13249 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
13251 Correct a typo in a comment.
13253 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13255 * config/s390/s390.md ("*andc_split"): New splitter for and with
13258 2016-08-23 Richard Biener <rguenther@suse.de>
13260 PR tree-optimization/27336
13261 * tree-vrp.c (infer_value_range): Handle stmts that can throw
13262 by looking for a non-EH edge.
13263 (process_assert_insertions_for): Likewise.
13265 2016-08-23 Richard Biener <rguenther@suse.de>
13267 PR middle-end/77305
13268 * statistics.c (statistics_counter_event): Robustify against
13271 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13273 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
13274 for targets amdfam10 and barcelona.
13276 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
13278 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
13279 (zero_extend<mode>di2): Ditto.
13280 (*zero_extend<mode>si2): Ditto.
13281 (*zero_extendqihi2): Ditto.
13283 2016-08-22 Joseph Myers <joseph@codesourcery.com>
13285 PR middle-end/77269
13286 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
13287 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
13289 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
13291 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
13292 identical consecutive elements.
13293 [SSA_NAME]: Print the name's def stmt on its own line. When printing
13294 the node's def stmt, avoid printing an unwanted trailing newline by
13295 replacing the call to print_gimple_stmt() with its inlined body and
13296 adjusting it to not set pp_needs_newline and to call pp_flush()
13297 instead of pp_newline_and_flush().
13299 2016-08-22 Joseph Myers <joseph@codesourcery.com>
13301 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
13302 (float32_type_node, float64_type_node, float32x_type_node)
13303 (float128x_type_node): New macros.
13304 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
13305 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
13306 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
13307 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
13308 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
13309 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
13310 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
13311 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
13312 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
13313 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
13314 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
13315 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
13316 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
13317 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
13318 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
13319 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
13320 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
13321 (copysign, fabs, huge_val, inf, nan, nans): Use it.
13322 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
13324 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
13325 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
13326 * doc/extend.texi (Other Builtins): Document these built-in
13328 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
13331 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
13333 * doc/install.texi (Binaries): www.opencsw.org now uses https.
13335 2016-08-22 Richard Biener <rguenther@suse.de>
13337 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
13339 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
13342 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
13343 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
13344 non-SSE2 athlons only, otherwise prefer SSE prefetches.
13346 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13348 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
13349 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
13350 (vrp_visit_switch_stmt): Likewise.
13351 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
13352 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
13353 (vrp_visit_stmt): Use extract_range_from_stmt.
13354 (vrp_visit_phi_node): Use extract_range_from_phi_node.
13356 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13358 * Makefile.in: Add tree-vrp.h to GTFILES.
13359 * gengtype.c (open_base_files): Add tree-vrp.h.
13360 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
13361 * builtins.c: Likewise.
13362 * fold-const.c: Likewise.
13363 * gimple-builder.c: Likewise.
13364 * gimple-laddress.c: Likewise.
13365 * hsa-gen.c: Likewise.
13366 * internal-fn.c: Likewise.
13368 * targhooks.c: Liewise,
13369 * tree-ssa-address.c: Likewise.
13370 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
13371 * tree-vrp.c (struct value_range): Move to tree-vrp.h
13372 * tree-vrp.h: New file.
13374 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13376 PR tree-optimization/61839
13377 * tree-vrp.c (two_valued_val_range_p): New.
13378 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
13379 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
13380 Also Convert VAR BINOP CST where VAR is two-valued to
13381 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
13383 2016-08-19 David Malcolm <dmalcolm@redhat.com>
13385 * diagnostic-show-locus.c
13386 (layout::annotation_line_showed_range_p): New method.
13387 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
13388 Reimplement case fixit_hint::REPLACE to cover removals, and
13389 replacements where the range of the replacement isn't one
13390 of the ranges in the rich_location.
13391 (test_one_liner_fixit_replace): Likewise.
13392 (selftest::test_one_liner_fixit_replace_non_equal_range): New
13394 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
13396 (selftest::test_diagnostic_show_locus_one_liner): Call the new
13398 * diagnostic.c (print_parseable_fixits): Remove case
13399 fixit_hint::REMOVE.
13401 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
13404 * config/i386/i386.c (ix86_option_override_internal): Remove
13405 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
13406 Enable SSE prefetch also for TARGET_PREFETCHWT1.
13407 Do not try to enable TARGET_PRFCHW ISA flag here.
13408 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
13409 Rewrite expander function body.
13410 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
13412 2016-08-19 Joseph Myers <joseph@codesourcery.com>
13415 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
13416 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
13417 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
13418 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
13419 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
13420 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
13421 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
13422 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
13423 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
13425 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
13427 (struct floatn_type_info): New structure type.
13428 (floatn_nx_types): New variable declaration.
13429 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
13430 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
13431 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
13432 * tree.c (floatn_nx_types): New variable.
13433 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
13434 corresponding complex types.
13435 * target.def (floatn_mode): New hook.
13436 * targhooks.c: Include "real.h".
13437 (default_floatn_mode): New function.
13438 * targhooks.h (default_floatn_mode): New prototype.
13439 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
13441 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
13442 effective-target and dg-add-options keywords.
13443 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
13444 Document new effective-target keywords.
13445 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
13446 * doc/tm.texi: Regenerate.
13447 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
13448 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
13449 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
13451 * real.h (struct real_format): Add field ieee_bits.
13452 * real.c (ieee_single_format, mips_single_format)
13453 (motorola_single_format, spu_single_format, ieee_double_format)
13454 (mips_double_format, motorola_double_format)
13455 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
13456 (ieee_extended_intel_128_format)
13457 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
13458 (mips_extended_format, ieee_quad_format, mips_quad_format)
13459 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
13460 (decimal_double_format, decimal_quad_format, ieee_half_format)
13461 (arm_half_format, real_internal_format: Initialize ieee_bits
13463 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
13464 float128_type_node. Set float80_type_node to float64x_type_node
13465 if appropriate and long_double_type_node not appropriate.
13466 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
13467 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
13468 Initialize ieee_bits field.
13469 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
13470 (rs6000_init_builtins): Set ieee128_float_type_node to
13471 float128_type_node.
13472 (rs6000_floatn_mode): New function.
13474 2016-08-19 Jakub Jelinek <jakub@redhat.com>
13476 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
13477 _rdseed64_step): Uglify argument names and/or local variable names
13478 in inline functions.
13479 * config/i386/rtmintrin.h (_xabort): Likewise.
13480 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
13481 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
13482 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
13483 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
13484 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
13485 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
13486 _mm_maskz_ternarylogic_epi32): Likewise.
13487 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
13488 __lwpins32, __lwpins64): Likewise.
13489 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
13490 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
13491 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
13492 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
13493 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
13494 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
13495 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
13496 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
13497 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
13498 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
13499 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
13500 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
13501 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
13502 _mm256_mask_i64gather_epi32): Likewise.
13503 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
13504 * config/i386/ia32intrin.h (__writeeflags): Likewise.
13505 * config/i386/pkuintrin.h (_wrpkru): Likewise.
13506 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
13507 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
13508 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
13509 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
13510 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
13511 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
13512 _mm512_mask_prefetch_i64scatter_ps): Likewise.
13513 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
13514 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
13515 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
13516 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
13517 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
13518 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
13519 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
13520 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
13522 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
13524 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
13525 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
13527 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
13528 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
13530 (_rdpkru_u32): Add space after function name.
13532 * config/i386/t-i386 (i386-c.o): Don't depend on
13533 i386-builtin-types.inc.
13534 (i386.o): Depend on i386-builtin-types.inc.
13536 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
13539 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
13540 Use const_vec_duplicate to check for duplicated elements.
13542 2016-08-19 Richard Biener <rguenther@suse.de>
13544 PR tree-optimization/77290
13545 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13546 Fix flag_tree_parallelize_loops check.
13548 2016-08-19 Richard Biener <rguenther@suse.de>
13550 * match.pd (x | 0 -> x): Add.
13552 2016-08-19 Richard Biener <rguenther@suse.de>
13554 PR tree-optimization/77286
13555 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13556 Deal with virtual PHIs being out-of-order.
13558 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13560 * doc/invoke.texi (fverbose-asm): Note that source code lines
13561 are emitted, and provide an example.
13562 * final.c (asm_show_source): New function.
13563 (final_scan_insn): Call asm_show_source.
13565 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13567 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
13568 param with diagnostic_kind.
13569 (class colorizer): Similarly replace field m_diagnostic with
13571 (colorizer::colorizer): Replace diagnostic
13572 param with diagnostic_kind.
13573 (colorizer::begin_state): Update for above field change.
13574 (layout::layout): Replace diagnostic param with rich_location *
13575 and diagnostic_kind.
13576 (diagnostic_show_locus): Replace diagnostic param with richloc
13577 and diagnostic_kind.
13578 (class selftest::test_diagnostic_context): New class.
13579 (selftest::test_diagnostic_show_locus_unknown_location): New
13581 (selftest::test_one_liner_simple_caret): New function.
13582 (selftest::test_one_liner_caret_and_range): New function.
13583 (selftest::test_one_liner_multiple_carets_and_ranges): New
13585 (selftest::test_one_liner_fixit_remove): New function.
13586 (selftest::test_one_liner_fixit_replace): New function.
13587 (selftest::test_diagnostic_show_locus_one_liner): New function.
13588 (selftest::diagnostic_show_locus_c_tests): Call the new test
13590 * diagnostic.c (diagnostic_initialize): Initialize
13591 colorize_source_p, show_ruler_p and parseable_fixits_p.
13592 (default_diagnostic_finalizer): Update for change to
13593 diagnostic_show_locus.
13594 (diagnostic_append_note): Likewise.
13595 * diagnostic.h (diagnostic_show_locus): Replace
13596 const diagnostic_info * param with location * and diagnostic_t.
13598 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13600 * input.c (saved_line_table): New global.
13601 (class selftest::temp_line_table): Rename to line_table_test and
13602 move declaration to selftest.h, and drop field m_old_line_table.
13603 (selftest::temp_line_table::temp_line_table): Rename ctor to...
13604 (selftest::line_table_test::line_table_test): ...this. Add a
13605 default ctor. Store current value of line_table within
13607 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
13608 (selftest::line_table_test::~line_table_test): ...this, and
13609 restore line_table from the saved_line_table, rather than
13611 (selftest::test_accessing_ordinary_linemaps): Update for above
13613 (selftest::test_lexer): Likewise.
13614 (struct selftest::lexer_test): Likewise.
13615 (selftest::lexer_test::lexer_test): Likewise.
13616 (selftest::input_c_tests): Move the looping over test cases from
13618 (selftest::for_each_line_table_case): New function.
13619 * input.h (saved_line_table): New decl.
13620 * selftest.h (struct selftest::line_table_case): New forward decl.
13621 (class selftest::line_table_test): New class, moved here from
13622 selftest::temp_line_table in input.c, and renamed.
13623 (selftest::for_each_line_table_case): New decl.
13625 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
13628 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
13630 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
13632 PR middle-end/70895
13633 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
13634 enclosing parallel construct for reduction variables on OpenACC loop
13637 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
13639 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
13640 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
13642 (function_to_dwarf_procedure): Update comment.
13644 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13646 * input.c (diagnostics_file_cache_forcibly_evict_file): New
13648 * input.h (diagnostics_file_cache_forcibly_evict_file): New
13650 * selftest.c (selftest::temp_source_file::~temp_source_file):
13651 Evict m_filename from the diagnostic file cache.
13653 2016-08-18 Richard Biener <rguenther@suse.de>
13655 * tree-pass.h (make_pass_materialize_all_clones): Declare.
13656 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
13657 make_pass_materialize_all_clones): New simple IPA pass encapsulating
13658 clone materialization.
13659 * passes.def (all_late_ipa_passes): Start with
13660 pass_materialize_all_clones.
13661 * cgraphunit.c (symbol_table::compile): Remove call to
13662 materialize_all_clones.
13663 * tree-into-ssa.c: Include statistics.h.
13664 (update_ssa): Count number of times we do incremental/rewrite
13667 2016-08-18 Richard Biener <rguenther@suse.de>
13669 PR tree-optimization/77282
13670 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13671 When doing auto-parallelizing also prevent use of PHIs that
13672 carry dependences across loop backedges.
13674 2016-08-18 Tamar Christina <tamar.christina@arm.com>
13675 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13677 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
13679 2016-08-18 Richard Biener <rguenther@suse.de>
13681 * ssa-iterators.h (ssa_vuse_operand): New inline.
13682 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
13683 (predicate_all_scalar_phis): Use remove_phi_node to remove
13684 phi nodes predicated. Delay removing virtual PHIs.
13685 (predicate_mem_writes): Update virtual operands.
13686 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
13687 (tree_if_conversion): Do not rewrite virtual SSA form.
13688 * tree-phinodes.c (release_phi_node): Make static.
13689 * tree-phinodes.h (release_phi_node): Remove.
13691 2016-08-18 Jakub Jelinek <jakub@redhat.com>
13693 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
13694 codes that appear in bdesc_* arrays, instead include i386-builtin.def
13695 twice to define those.
13696 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
13697 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
13698 bdesc_multi_arg): Define by including i386-builtin.def the third time.
13699 * config/i386/i386-builtin.def: New file.
13701 2016-08-17 David Malcolm <dmalcolm@redhat.com>
13703 * input.c (get_source_range_for_char): Rename to...
13704 (selftest::get_source_range_for_char): ...this, and move within
13705 the #if CHECKING_P guard.
13706 (get_num_source_ranges_for_substring): Rename to...
13707 (selftest::get_num_source_ranges_for_substring): ...this, move
13708 within the #if CHECKING_P guard, and make static.
13709 (selftest::assert_num_substring_ranges): Initialize
13712 2016-08-18 Alan Modra <amodra@gmail.com>
13714 PR rtl-optimization/72771
13715 * reload.c (find_reloads): Don't assume that a subreg mem is OK
13716 when find_reloads_toplev returns address_reloaded==-1.
13717 (alternative_allows_const_pool_ref): Update comment.
13719 2015-08-17 Alan Hayward <alan.hayward@arm.com>
13721 PR tree-optimization/71752
13722 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
13723 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
13725 2016-08-17 Jakub Jelinek <jakub@redhat.com>
13727 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
13728 instead of testing ECF_NORETURN bit in gimple_call_flags.
13729 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
13730 * predict.c (tree_bb_level_predictions): Likewise.
13731 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
13733 PR middle-end/77259
13734 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
13735 turning a call into __builtin_unreachable-like noreturn call, adjust
13736 gimple_call_set_fntype.
13737 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
13738 gimple_call_fntype has void return type.
13740 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
13742 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
13743 maybe_lookup_decl, to handle nested acc loop directives.
13745 2016-08-17 Richard Biener <rguenther@suse.de>
13747 PR tree-optimization/76490
13748 * tree-vrp.c (update_value_range): Preserve overflow infinities
13749 when intersecting with ranges from get_range_info.
13750 (operand_less_p): Handle overflow infinities correctly.
13751 (value_range_constant_singleton): Use vrp_operand_equal_p
13752 to handle overflow max/min correctly.
13753 (vrp_valueize): Likewise.
13754 (union_ranges): Likewise.
13755 (intersect_ranges): Likewise.
13756 (vrp_visit_phi_node): Improve iteration limitation to only
13757 apply when we'll possibly re-visit the PHI via a changed argument
13760 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
13762 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
13763 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
13764 rather than those that should not be built.
13766 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
13769 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
13771 2016-08-17 Richard Biener <rguenther@suse.de>
13773 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
13774 (verify_vssa): New function verifying virtual SSA form.
13775 (verify_ssa): Call it.
13776 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
13777 Do not apply loop-closed SSA handling to virtuals.
13778 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
13779 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
13780 when rewriting their symbol.
13781 (prepare_def_site_for): Likewise.
13782 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
13783 operands of moved stmts.
13785 2016-08-17 Richard Biener <rguenther@suse.de>
13787 PR tree-optimization/23855
13788 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
13789 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
13790 find guards to hoist. Do not update SSA form but rewrite virtuals
13791 into loop closed SSA.
13792 (find_loop_guard): Adjust to skip already hoisted guards. Do
13793 not mark virtuals for renaming or update SSA form.
13795 2016-08-17 Martin Liska <mliska@suse.cz>
13797 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
13798 a LONG_LONG_TYPE_SIZE comparison.
13799 * gcov-io.h: Remove macro definitions.
13800 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
13801 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
13804 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13806 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
13807 that builtins not mentioned in bdesc_* arrays come first, then
13808 the ones mentioned in bdesc_* arrays in the order they appear in
13809 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
13810 IX86_BUILTIN__BDESC_*_LAST enumerator.
13811 (bdesc_mpx): Fix up a comment typo.
13812 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
13813 __builtin_ia32_vpcomneu[bwdq] builtins.
13814 (BDESC_VERIFY, BDESC_VERIFYS): Define.
13815 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
13816 enum ix86_builtins ordering.
13817 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
13818 for direct bdesc_* array member access instead of searching all the
13819 arrays until an fcode match is found.
13821 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
13823 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
13824 pattern as define_insn_and_split. Split insn before reload to
13826 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
13827 <shift_insn><mode>3_1.
13828 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
13829 <rotate_insn><mode>3_1.
13831 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13834 * input.c (get_source_range_for_substring): Rename to...
13835 (get_source_location_for_substring): ...this, adding param
13836 "caret_idx", and converting output param from source_range * to
13838 (get_source_range_for_char): New function.
13839 (get_num_source_ranges_for_substring): Update comment to reflect
13841 (assert_char_at_range): Update to use get_source_range_for_char
13842 rather than get_source_range_for_substring.
13843 (test_lexer_string_locations_concatenation_2): Likewise.
13844 * substring-locations.h (get_source_range_for_substring): Rename
13846 (get_source_location_for_substring): ...this, and adding param
13847 "caret_idx", and converting output param from source_range * to
13850 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13852 * input.c (class selftest::temp_source_file): Move to
13854 (selftest::temp_source_file::temp_source_file): Move to
13856 (selftest::temp_source_file::~temp_source_file): Likewise.
13857 * selftest.c (selftest::temp_source_file::temp_source_file): Move
13859 (selftest::temp_source_file::~temp_source_file): Likewise.
13860 * selftest.h (class selftest::temp_source_file): Move here from
13863 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13866 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
13867 inlining, add cgraph edge for the added __builtin_unreachable call.
13869 PR middle-end/67485
13870 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
13871 only cast it to SHWI for the final comparison.
13873 2016-08-16 Martin Liska <mliska@suse.cz>
13875 PR gcov-profile/36412
13876 * doc/gcov.texi: Document --hash-filenames(-x).
13877 * gcov.c (print_usage): Add the option.
13878 (process_args): Process the option, sort options alphabetically.
13879 (md5sum_to_hex): New function.
13880 (make_gcov_file_name): Do the md5sum and append it to a
13883 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13885 PR tree-optimization/69848
13886 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
13887 and swtich operands to avoid additional NOT instruction.
13888 (vcond<v_cmp_mixed><mode>): Ditto.
13889 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13891 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
13893 * doc/install.texi (*-*-solaris2*): Adjust latest change.
13895 2016-08-16 Richard Biener <rguenther@suse.de>
13897 PR tree-optimization/76783
13898 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
13899 BB visited flags at start.
13901 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13903 PR tree-optimization/72817
13904 PR tree-optimization/73450
13905 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
13906 multiple_of_p for adjusted IV.base.
13908 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
13911 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
13912 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
13913 for !flag_finite_math_only or flag_signed_zeros.
13914 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
13915 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
13916 depend on flag_finite_math_only.
13917 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
13919 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
13920 (*ieee_smin<mode>3): Ditto.
13921 (*ieee_smax<mode>3): Ditto.
13922 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
13923 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
13925 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
13926 depend on flag_finite_math_only.
13927 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
13928 (*mmx_<code>v2sf3): Remove.
13929 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
13930 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
13931 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
13933 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
13935 PR rtl-optimization/73650
13936 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
13937 it is not a simple move.
13939 2016-08-15 Martin Liska <mliska@suse.cz>
13942 * gcc.c (do_spec_1): Call save_string with the right size.
13943 (save_string): Do an assert about string we copy.
13945 2016-08-15 Richard Biener <rguenther@suse.de>
13947 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
13948 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
13950 (pass_data_stv): Likewise.
13952 2016-08-15 Richard Biener <rguenther@suse.de>
13954 PR tree-optimization/73434
13955 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
13956 TBAA info on the base when forwarding a non-invariant address.
13958 2016-08-15 Jakub Jelinek <jakub@redhat.com>
13960 * dwarf2out.c (struct checksum_attributes): Add
13961 at_string_length_bit_size and at_string_length_byte_size fields.
13962 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
13963 and DW_AT_string_length_byte_size.
13964 (die_checksum_ordered): Handle at_string_length_bit_size and
13965 at_string_length_byte_size.
13966 (gen_array_type_die): For dwarf_version >= 5 emit
13967 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13968 (adjust_string_types): For dwarf_version >= 5 remove
13969 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13970 (resolve_addr): Likewise.
13973 * dwarf2out.c (string_types): New variable.
13974 (gen_array_type_die): Change early_dwarf handling of
13975 DW_AT_string_length, create DW_OP_call4 referencing the
13976 length var temporarily. Handle parameters that are pointers
13978 (adjust_string_types): New function.
13979 (gen_subprogram_die): Temporarily set string_types to local var,
13980 call adjust_string_types if needed.
13981 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
13983 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
13985 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
13987 * doc/install.texi (*-*-solaris2*): Fix version number and document
13988 requirement on GNU make for building libjava with the Solaris linker.
13990 2016-08-15 Martin Liska <mliska@suse.cz>
13991 Jakub Jelinek <jakub@redhat.com>
13993 PR tree-optimization/72824
13994 * tree-loop-distribution.c (const_with_all_bytes_same)
13995 <case VECTOR_CST>: Fix a typo.
13997 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
14000 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
14001 Renamed from _mm512_undefined_si512.
14002 (_mm_undefined_si512): New definition.
14004 2016-08-13 Richard Biener <rguenther@suse.de>
14006 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
14007 into PHIs and update the lattice for its def.
14009 2016-08-12 Jakub Jelinek <jakub@redhat.com>
14012 * ubsan.c (instrument_si_overflow): Pass true instead of false
14014 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
14015 of bbs. Return TODO_cleanup_cfg if any returned true.
14017 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14019 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
14020 ISA 3.0 MTVSRDD instruction.
14021 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
14024 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
14026 PR tree-optimization/71083
14027 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
14028 bitfield access when possible.
14030 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
14032 PR middle-end/71654
14033 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
14034 sign-changing cast from a shorter unsigned type to a wider
14037 2016-08-12 Jakub Jelinek <jakub@redhat.com>
14039 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
14040 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
14041 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
14043 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14045 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
14046 Correct costs for vec_construct.
14048 2016-08-12 Bin Cheng <bin.cheng@arm.com>
14050 PR tree-optimization/69848
14051 * tree-vectorizer.h (enum vect_def_type): New condition reduction
14052 type CONST_COND_REDUCTION.
14053 * tree-vect-loop.c (vectorizable_reduction): Support new condition
14054 reudction type CONST_COND_REDUCTION.
14056 2016-08-12 Richard Biener <rguenther@suse.de>
14058 PR tree-optimization/57326
14059 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
14060 returning an SSA name.
14061 (phi_translate_1): When fully_constant_expression returns a NAME
14062 make sure we have a leader for it.
14064 2016-08-12 Martin Liska <mliska@suse.cz>
14065 Adam Fineman <afineman@afineman.com>
14067 * gcov.c (process_file): Create .gcov file when .gcda
14070 2016-08-12 Marek Polacek <polacek@redhat.com>
14073 * alias.c (find_base_value): Adjust fall through comment.
14074 * cfgexpand.c (expand_debug_expr): Likewise.
14075 * combine.c (find_split_point): Likewise.
14076 (expand_compound_operation): Likewise. Add FALLTHRU.
14077 (make_compound_operation): Adjust fall through comment.
14078 (canon_reg_for_combine): Add FALLTHRU.
14079 (force_to_mode): Adjust fall through comment.
14080 (simplify_shift_const_1): Likewise.
14081 (simplify_comparison): Likewise.
14082 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
14084 * config/aarch64/predicates.md: Likewise.
14085 * config/i386/i386.c (function_arg_advance_32): Likewise.
14086 (ix86_gimplify_va_arg): Likewise.
14087 (print_reg): Likewise.
14088 (ix86_print_operand): Likewise.
14089 (ix86_build_const_vector): Likewise.
14090 (ix86_expand_branch): Likewise.
14091 (ix86_sched_init_global): Adjust fall through comment.
14092 (ix86_expand_args_builtin): Add FALLTHRU.
14093 (ix86_expand_builtin): Likewise.
14094 (ix86_expand_vector_init_one_var): Likewise.
14095 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
14096 (rs6000_adjust_cost): Likewise.
14097 (insn_must_be_first_in_group): Likewise.
14098 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
14099 * dbxout.c (dbxout_symbol): Adjust fall through comment.
14100 * df-scan.c (df_uses_record): Likewise.
14101 * dojump.c (do_jump): Add FALLTHRU.
14102 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
14104 (resolve_args_picking_1): Adjust fall through comment.
14105 (loc_list_from_tree_1): Likewise.
14106 * expmed.c (make_tree): Likewise.
14107 * expr.c (expand_expr_real_2): Add FALLTHRU.
14108 (expand_expr_real_1): Likewise. Adjust fall through comment.
14109 * fold-const.c (const_binop): Adjust fall through comment.
14110 (fold_truth_not_expr): Likewise.
14111 (fold_cond_expr_with_comparison): Add FALLTHRU.
14112 (fold_binary_loc): Likewise.
14113 (contains_label_1): Adjust fall through comment.
14114 (multiple_of_p): Likewise.
14115 * gcov-tool.c (process_args): Add FALLTHRU.
14116 * genattrtab.c (check_attr_test): Likewise.
14117 (write_test_expr): Likewise.
14118 * genconfig.c (walk_insn_part): Likewise.
14119 * genpreds.c (validate_exp): Adjust fall through comment.
14120 (needs_variable): Likewise.
14121 * gensupport.c (get_alternatives_number): Add FALLTHRU.
14122 (subst_dup): Likewise.
14123 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
14124 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
14125 (gimplify_scan_omp_clauses): Add FALLTHRU.
14126 (goa_stabilize_expr): Likewise.
14127 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
14129 * hsa-gen.c (get_address_from_value): Likewise.
14130 * ipa-icf.c (sem_function::hash_stmt): Likewise.
14131 * ira.c (ira_setup_alts): Add FALLTHRU.
14132 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
14134 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
14135 * opts.c (common_handle_option): Likewise.
14136 * read-rtl.c (read_rtx_code): Likewise.
14137 * real.c (round_for_format): Likewise.
14138 * recog.c (asm_operand_ok): Likewise.
14139 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
14140 * reload1.c (set_label_offsets): Likewise.
14141 (eliminate_regs_1): Likewise.
14142 (reload_reg_reaches_end_p): Likewise.
14143 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
14144 (rtx_cost): Likewise.
14145 * sched-rgn.c (is_exception_free): Likewise.
14146 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
14147 * stor-layout.c (int_mode_for_mode): Likewise.
14148 * toplev.c (print_to_asm_out_file): Likewise.
14149 (print_to_stderr): Likewise.
14150 * tree-cfg.c (gimple_verify_flow_info): Likewise.
14151 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
14152 (chrec_fold_multiply): Likewise.
14153 (evolution_function_is_invariant_rec_p): Likewise.
14154 (for_each_scev_op): Likewise.
14155 * tree-data-ref.c (siv_subscript_p): Likewise.
14156 (get_references_in_stmt): Likewise.
14157 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
14158 (substitute_in_expr): Likewise.
14159 (type_cache_hasher::equal): Likewise.
14160 (walk_type_fields): Likewise.
14161 * var-tracking.c (adjust_mems): Add FALLTHRU.
14162 (set_dv_changed): Adjust fall through comment.
14163 * varasm.c (default_function_section): Add FALLTHRU.
14165 2016-08-12 Marek Polacek <polacek@redhat.com>
14168 * tree-complex.c (expand_complex_division): Add missing break.
14170 2016-08-12 Richard Biener <rguenther@suse.de>
14172 * passes.c (execute_todo): Do not push/pop TV_TODO.
14173 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
14174 (execute_one_pass): Likewise.
14175 * common.opt (ftime-report-details): New switch.
14176 * doc/invoke.texi (ftime-report-details): Document.
14177 * timevar.h (timer::print_row): Adjust signature.
14178 (timer::all_zero): New static helper.
14179 (timer::child_map_t): New typedef.
14180 (timer::time_var_def): Add children field.
14181 * timevar.c (timer::named_items::print): Adjust.
14182 (timer::~timer): Free timevar recorded children.
14183 (timer::pop_internal): When -ftime-report-details record
14184 time spent in sub-timevars.
14185 (timer::print_row): Adjust.
14186 (timer::print): Print sub-timevar stats, use all_zero.
14187 * timevar.def (TV_TODO): Remove.
14189 2016-08-12 Richard Biener <rguenther@suse.de>
14191 PR tree-optimization/72851
14192 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
14193 worklists to use bitmaps indexed in execution order.
14194 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
14195 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
14196 (cfg_blocks): Make a bitmap.
14197 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
14199 (cfg_blocks_empty_p): Adjust.
14200 (cfg_blocks_add): Likewise.
14201 (cfg_blocks_get): Likewise.
14202 (add_ssa_edge): Likewise.
14203 (add_control_edge): Likewise.
14204 (simulate_stmt): Likewise.
14205 (process_ssa_edge_worklist): Likewise.
14206 (simulate_block): Likewise.
14207 (ssa_prop_init): Compute PRE order and stmt UIDs.
14208 (ssa_prop_fini): Adjust.
14209 (ssa_propagate): Adjust.
14211 2016-08-12 Richard Biener <rguenther@suse.de>
14213 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
14214 the currently executable edges have fixed ranges. Always
14215 go through update_value_range.
14217 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
14221 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
14222 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
14223 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
14224 (LANG_HOOKS_DECLS): Add it.
14225 * langhooks.h (struct lang_hooks_for_decls): Add
14226 function_decl_defaulted. Const_tree-ify
14227 function_decl_explicit_p and function_decl_deleted_p.
14228 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
14229 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
14230 also at strict DWARF v5.
14233 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
14234 TYPE_QUAL_CONST in reference-typed decls.
14237 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
14238 in DW_OP_pieces, just enough to handle pointers to member
14240 (gen_remaining_tmpl_value_param_die_attribute): Use a location
14241 expression on DWARFv5 if a constant value doesn't work.
14243 2016-08-11 David Malcolm <dmalcolm@redhat.com>
14245 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
14246 * selftest.c (selftest::test_assertions): New function.
14247 (selftest::selftest_c_tests): New function.
14248 * selftest.h (selftest::selftest_c_tests): New declaration.
14250 2016-08-11 Richard Biener <rguenther@suse.de>
14251 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14253 PR rtl-optimization/72855
14254 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
14256 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14259 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
14260 (vsx_store_<mode>): Likewise.
14262 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
14264 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
14265 TImode CONST_WIDE_INT store.
14266 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
14268 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
14270 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
14271 mode if unaligned SSE load and store are optimal.
14273 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
14275 PR tree-optimization/71083
14276 * tree-predcom.c (ref_at_iteration): Correctly align the
14279 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14281 * config/s390/s390-builtin-types.def: Add INT128 types.
14282 * config/s390/s390-builtins.def: Add INT128 variants for the add
14283 sub low-level builtins dealing with TImode.
14284 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
14285 via subreg when expanding a builtin.
14286 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
14287 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
14289 * config/s390/vecintrin.h: Adjust builtin names accordingly.
14290 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
14291 ("vec_addc<mode>", "vec_addc_u128"): Merge to
14292 "vacc<bhfgq>_<mode>".
14293 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
14294 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
14295 ("vec_subc<mode>", "vec_subc_u128"): Merge to
14296 "vscbi<bhfgq>_<mode>".
14297 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
14298 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
14300 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14302 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
14304 2016-08-11 Bin Cheng <bin.cheng@arm.com>
14306 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
14307 unused declaration.
14308 (vcond<v_cmp_mixed><mode>): Ditto.
14309 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
14311 2016-08-11 Bin Cheng <bin.cheng@arm.com>
14313 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
14314 variable explicitly, also assert on it before use.
14316 2016-08-11 Richard Biener <rguenther@suse.de>
14318 PR tree-optimization/72772
14319 * cfgloopmanip.c (create_preheader): Use split_edge if there
14320 is a single loop entry, avoiding degenerate PHIs.
14322 2016-08-11 Richard Biener <rguenther@suse.de>
14324 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
14325 unconditional TODO_cleanup_cfg.
14326 (pass_thread_jumps::execute): Initialize loops, perform a CFG
14327 cleanup only if we threaded a jump.
14329 2016-08-11 Alan Modra <amodra@gmail.com>
14332 * lra-constraints.c (simplify_operand_subreg): Allow subreg
14333 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
14334 slow. Emit two reloads for slow mem case, first loading in
14335 fast innermode, then converting to required mode.
14337 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
14339 * config/rs6000/altivec.h (vec_extract_exp): New macro.
14340 (vec_extract_sig): New macro.
14341 (vec_insert_exp): New macro.
14342 (vec_test_data_class): New macro.
14343 (scalar_extract_exp): New macro.
14344 (scalar_extract_sig): New macro.
14345 (scalar_insert_exp): New macro.
14346 (scalar_test_data_class): New macro.
14347 (scalar_test_neg): New macro.
14348 (scalar_cmp_exp_gt): New macro.
14349 (scalar_cmp_exp_lt): New macro.
14350 (scalar_cmp_exp_eq): New macro.
14351 (scalar_cmp_exp_unordered): New macro.
14352 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
14353 to enforce constraint that operand is a 7-bit unsigned literal.
14354 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
14355 for power9 built-ins.
14356 (BU_P9V_VSX_2): Likewise.
14357 (BU_P9V_64BIT_VSX_2): Likewise.
14358 (VSEEDP): Add scalar extract exponent support.
14359 (VSEESP): Add scalar extract signature support.
14360 (VSTDCNDP): Add scalar test negative support.
14361 (VSTDCNSP): Likewise.
14362 (VSIEDP): Add scalar insert exponent support.
14363 (VSCEDPGT): Add scalar compare exponent greater than support.
14364 (VSCEDPLT): Add scalar compare exponent less than support.
14365 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
14366 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
14367 (VSTDCDP): Add scalar test data class support.
14368 (VSTDCSP): Likewise.
14369 (VSEEDP): Add overload support for scalar extract exponent
14371 (VSESDP): Add overload support for scalar extract signature
14373 (VSTDCN): Add overload support for scalar test negative
14375 (VSTDCNDP): Add overload support for scalar test negative
14377 (VSTDCNSP): Add overload support for scalar test negative
14379 (VSIEDP): Add overload support for scalar insert exponent
14381 (VSTDC): Add overload support for scalar test data class
14383 (VSTDCDP): Add overload support for scalar test data class
14385 (VSTDCSP): Add overload support for scalar test data class
14387 (VSCEDPGT): Add overload support for scalar compare exponent
14388 greater than operation.
14389 (VSCEDPLT): Add overload support for scalar compare exponent
14390 less than operation.
14391 (VSCEDPEQ): Add overload support for scalar compare exponent
14392 test-for-equality operation.
14393 (VSCEDPUO): Add overload support for scalar compare exponent
14394 test-for-unordered operation.
14395 (VEEDP): Add vector extract exponent support.
14397 (VESDP): Add vector extract significand support.
14399 (VIEDP): Add vector insert exponent support.
14401 (VTDCDP): Add vector test data class support.
14402 (VTDCSP): Likewise.
14403 (VES): Add overload support for vector extract significand operation.
14406 (VEE): Add overload support for vector extract exponent operation.
14409 (VTDC): Add overload support for vector test data class operation.
14410 (VTDCDP): Likewise.
14411 (VTDCSP): Likewise.
14412 (VIE): Add overload support for vector insert exponent operation.
14415 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14416 overloaded binary floating point functions.
14417 (altivec_resolve_overloaded_builtin): Improve error messages to
14418 distinguish between functions not supported in the current
14419 compiler configuration and functions that were invoked with an
14420 invalid parameter combination, and include the built-in function
14421 name in both error messages.
14422 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
14424 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
14426 (rs6000_expand_binop_builtin): Add check to enforce that argument
14427 2 of the test data class operations is a 7-bit unsigned literal.
14428 (rs6000_invalid_builtin): Add code to issue an error message if a
14429 built-in function that requires the power9_vector and -m32
14430 command-line options is compiled without these options.
14431 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
14432 (UNSPEC_VSX_SXSIGDP): New value.
14433 (UNSPEC_VSX_SXSIGPDP): New value.
14434 (UNSPEC_VSX_SIEXPDP): New value.
14435 (UNSPEC_VSX_SCMPEXPDP): New value.
14436 (UNSPEC_VSX_STSTDC): New value.
14437 (UNSPEC_VSX_VXEXP): New value.
14438 (UNSPEC_VSX_VXSIG): New value.
14439 (UNSPEC_VSX_VIEXP): New value.
14440 (UNSPEC_VSX_VTSTDC): New value.
14441 (xsxexpdp): New insn for scalar extract exponent.
14442 (xsxsigdp): New insn for scalar extract significand.
14443 (xsiexpdp): New insn for scalar insert exponent.
14444 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
14445 (*xscmpexpdp): New insn for scalar compare exponents.
14446 (xststdc<Fvsx): New expansion for both single- and
14447 double-precision scalar test data class operations.
14448 (xststdcneg<Fvsx>): New expansion for both single- and
14449 double-precision scalar test for negative value operations.
14450 (*xststdc<Fvsx>): New insn for scalar test data class
14452 (xvxexp<VSs>): New insn for single- and double-precision
14453 vector extract exponent operation.
14454 (xvxsig<VSs>): New insn for single- and double-precision
14455 vector extract significand operation.
14456 (xviexp<VSs>): New insn for single- and double-precision
14457 vector insert exponent operation.
14458 (xvtstdc<VSs>): New insn for single- and double-precision
14459 vector test data class operation.
14460 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14461 built-in functions to represent the Power9 binary floating-point
14462 support instructions.
14464 2016-08-10 bin cheng <bin.cheng@arm.com>
14466 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
14468 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
14469 Renlin Li <renlin.li@arm.com>
14470 Bin Cheng <bin.cheng@arm.com>
14472 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
14473 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
14474 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
14475 (aarch64_vcond_internal<mode><mode>): Delete pattern.
14476 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
14477 (vcond<v_cmp_result><mode>): Ditto.
14478 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
14479 (vcondu<mode><mode>): Ditto.
14480 (vcond<v_cmp_mixed><mode>): New pattern.
14481 (vcondu<mode><v_cmp_mixed>): New pattern.
14482 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
14483 of aarch64_vcond_internal.
14485 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
14486 Renlin Li <renlin.li@arm.com>
14487 Bin Cheng <bin.cheng@arm.com>
14489 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
14490 (vec_cmp<mode><v_cmp_result>): New pattern.
14491 (vec_cmpu<mode><mode>): New pattern.
14492 (vcond_mask_<mode><v_cmp_result>): New pattern.
14494 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14496 PR tree-optimization/71734
14497 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
14498 REF_LOOP, invoke ref_indep_loop_p_1.
14499 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
14500 to ref_indep_loop_p.
14501 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
14502 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
14503 is inside LOOP, do not cache dpendence value for loops with
14505 (ref_indep_loop_p_2): Delete function.
14506 (can_sm_ref_p): Pass LOOP as additional argument to
14509 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
14512 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
14513 being an offsettable address.
14515 2016-08-10 Martin Liska <mliska@suse.cz>
14517 PR gcov-profile/58306
14518 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
14519 atomic variants of profile update functions.
14521 2016-08-10 Martin Liska <mliska@suse.cz>
14523 Cherry picked (and modified) from google-4_7 branch
14524 2012-12-26 Rong Xu <xur@google.com>
14525 * common.opt (fprofile-update): Add new flag.
14526 * coretypes.h: Define enum profile_update.
14527 * doc/invoke.texi: Document -fprofile-update.
14528 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
14529 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
14530 * tree-profile.c (gimple_init_edge_profiler): Generate
14531 also atomic profiler update.
14532 (gimple_gen_edge_profiler): Likewise.
14534 2016-08-10 David Malcolm <dmalcolm@redhat.com>
14536 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
14537 stack_usage_file to NULL after fclose calls.
14539 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14542 * reload.c (push_reload): Compute subreg_in_class for
14543 subregs of constants and plus expressions. Remove special
14544 handling of SYMBOL_REFs.
14546 2016-08-10 Alan Modra <amodra@gmail.com>
14549 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
14550 SImode for TARGET_E500_DOUBLE when given SImode.
14552 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
14554 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
14555 unused variable __O.
14557 2016-08-09 Martin Liska <mliska@suse.cz>
14559 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
14560 _gcov_reset to __gcov_reset.
14561 * doc/gcov-tool.texi: Fix typo.
14563 2016-08-09 Martin Liska <mliska@suse.cz>
14565 * value-prof.c (gimple_divmod_values_to_profile): Do not
14566 instrument MOD histogram if a value is not a SSA name.
14568 2016-08-09 Martin Liska <mliska@suse.cz>
14570 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
14573 2016-08-09 Renlin Li <renlin.li@arm.com>
14575 PR middle-end/64971
14576 * calls.c (prepare_call_address): Convert funexp to Pmode when
14578 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
14579 (sibcall_value): Likewise.
14581 2016-08-09 Marek Polacek <polacek@redhat.com>
14584 * cselib.c (cselib_expand_value_rtx_1): Add return.
14585 * gengtype.c (dbgprint_count_type_at): Likewise.
14586 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
14587 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
14589 2016-08-09 Martin Jambor <mjambor@suse.cz>
14592 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
14593 if instance is a MEM_REF.
14595 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
14598 * config/i386/i386.md (*movtf_internal): Use
14599 lra_in_progress || reload_completed instead of !can_create_pseudo_p
14600 in the insn constraint.
14601 (*movxf_internal): Ditto.
14602 (*movdf_internal): Ditto.
14603 (*movsf_internal): Ditto.
14605 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14607 PR tree-optimization/72772
14608 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
14611 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14613 PR tree-optimization/72772
14614 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
14616 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
14617 parameter STOP and update calls. Move expand_simple_operations
14618 function call from here...
14619 (simplify_using_initial_conditions): ...to here. Delete parameter
14621 (tree_simplify_using_condition): Delete parameter STOP.
14622 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
14623 simplify_using_initial_conditions.
14625 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
14628 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
14629 Use create_tmp_var_raw instead of create_tmp_var.
14631 2016-08-09 Richard Biener <rguenther@suse.de>
14633 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
14634 Treat same SSA names related.
14636 2016-08-09 Jakub Jelinek <jakub@redhat.com>
14638 PR tree-optimization/72824
14639 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
14640 real_zerop is not negative.
14642 2016-08-09 Richard Biener <rguenther@suse.de>
14644 PR tree-optimization/71802
14645 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
14646 all merge opportunities with the predecessor.
14648 2016-08-09 Richard Biener <rguenther@suse.de>
14651 * ipa-prop.c (ipa_modify_formal_parameters): Build
14652 parameter types with natural alignment also for the
14655 2016-08-08 Andi Kleen <ak@linux.intel.com>
14657 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
14659 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14662 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
14663 do-nothing langhook.
14664 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
14665 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
14666 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
14667 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
14669 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14672 * input.c: Ensure that HAVE_ICONV is defined.
14674 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14676 PR middle-end/72781
14677 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
14678 private vars for lastprivate and for linear iterator.
14680 PR middle-end/68762
14681 * omp-simd-clone.c: Include varasm.h.
14682 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
14683 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
14684 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
14685 update function name.
14687 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14689 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
14690 (avr_diagnose_devicespecs_error): Remove.
14691 (avr_devicespecs_file): Remove composing absolute path for specfile
14692 and its verbose info. Remove conditions to check specs-file,
14694 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14696 PR rtl-optimization/72821
14697 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
14698 just return false for them.
14700 2016-08-08 Alan Modra <amodra@gmail.com>
14703 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
14704 toc refs created during reload. Update function comment.
14706 2016-08-08 Alan Modra <amodra@gmail.com>
14709 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
14710 alternatives. Put loads first, then stores, and reg/reg moves
14711 within same class later. Delete attr length.
14713 2016-08-08 Alan Modra <amodra@gmail.com>
14716 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
14717 (mem_operand_ds_form): New predicate.
14718 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
14719 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
14720 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
14721 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
14722 (extendsfdf2_fpr): Replace o constraint with wY.
14724 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
14726 * tree-ssa-threadbackward.c: Include tree-inline.h
14727 (profitable_jump_thread_path): Use estimate_num_insns to estimate
14728 size of copied block; for cold paths reduce duplication.
14729 (find_jump_threads_backwards): Remove redundant tests.
14730 (pass_thread_jumps::gate): Enable for -Os.
14732 2016-08-07 Jakub Jelinek <jakub@redhat.com>
14735 * stor-layout.c (layout_decl): Fix up formatting.
14736 (relayout_decl): Allow DECL to be FIELD_DECL.
14738 2016-08-07 Alan Modra <amodra@gmail.com>
14740 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
14742 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
14744 * data-streamer-in.c (streamer_read_wide_int): New.
14745 (streamer_read_widest_int): Renamed function.
14746 * data-streamer-out.c (streamer_write_wide_int): New
14747 (streamer_write_widest_int): Renamed function.
14748 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
14750 (input_cfg): Call renamed function.
14751 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
14753 (output_cfg): Call renamed function.
14754 * data-streamer.h: Add declarations.
14756 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14758 * tree-ssa-ccp.c (extend_mask): New param sgn.
14759 Remove ORing with wi::mask.
14760 (get_default_value): Adjust call to extend_mask to pass sign.
14761 (evaluate_stmt): Likewise.
14763 2016-08-06 Jakub Jelinek <jakub@redhat.com>
14765 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
14768 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14770 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
14771 transform if operand's type is pointer to function or method.
14773 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14775 PR tree-optimization/18046
14776 * tree-ssa-threadedge.c: Include cfganal.h.
14777 (simplify_control_statement_condition): If simplifying a
14778 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
14779 with the dominating ASSERT_EXPR before handing it off to VRP.
14780 Mention that a CASE_LABEL_EXPR may be returned.
14781 (thread_around_empty_blocks): Adjust to handle
14782 simplify_control_statement_condition() returning a
14784 (thread_through_normal_block): Likewise.
14785 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
14786 a switch statement by trying to determine which case label
14789 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
14791 PR rtl-optimization/69847
14792 * lra-constraints.c (process_invariant_for_inheritance): Save
14793 pattern instead of src.
14794 (remove_inheritance_pseudos): Use the pattern. Add assert.
14796 2016-08-05 David Malcolm <dmalcolm@redhat.com>
14798 * input.c (string_concat::string_concat): New constructor.
14799 (string_concat_db::string_concat_db): New constructor.
14800 (string_concat_db::record_string_concatenation): New method.
14801 (string_concat_db::get_string_concatenation): New method.
14802 (string_concat_db::get_key_loc): New method.
14803 (class auto_cpp_string_vec): New class.
14804 (get_substring_ranges_for_loc): New function.
14805 (get_source_range_for_substring): New function.
14806 (get_num_source_ranges_for_substring): New function.
14807 (class selftest::lexer_test_options): New class.
14808 (struct selftest::lexer_test): New struct.
14809 (class selftest::ebcdic_execution_charset): New class.
14810 (selftest::ebcdic_execution_charset::s_singleton): New variable.
14811 (selftest::lexer_test::lexer_test): New constructor.
14812 (selftest::lexer_test::~lexer_test): New destructor.
14813 (selftest::lexer_test::get_token): New method.
14814 (selftest::assert_char_at_range): New function.
14815 (ASSERT_CHAR_AT_RANGE): New macro.
14816 (selftest::assert_num_substring_ranges): New function.
14817 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
14818 (selftest::assert_has_no_substring_ranges): New function.
14819 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
14820 (selftest::test_lexer_string_locations_simple): New function.
14821 (selftest::test_lexer_string_locations_ebcdic): New function.
14822 (selftest::test_lexer_string_locations_hex): New function.
14823 (selftest::test_lexer_string_locations_oct): New function.
14824 (selftest::test_lexer_string_locations_letter_escape_1): New function.
14825 (selftest::test_lexer_string_locations_letter_escape_2): New function.
14826 (selftest::test_lexer_string_locations_ucn4): New function.
14827 (selftest::test_lexer_string_locations_ucn8): New function.
14828 (selftest::uint32_from_big_endian): New function.
14829 (selftest::test_lexer_string_locations_wide_string): New function.
14830 (selftest::uint16_from_big_endian): New function.
14831 (selftest::test_lexer_string_locations_string16): New function.
14832 (selftest::test_lexer_string_locations_string32): New function.
14833 (selftest::test_lexer_string_locations_u8): New function.
14834 (selftest::test_lexer_string_locations_utf8_source): New function.
14835 (selftest::test_lexer_string_locations_concatenation_1): New
14837 (selftest::test_lexer_string_locations_concatenation_2): New
14839 (selftest::test_lexer_string_locations_concatenation_3): New
14841 (selftest::test_lexer_string_locations_macro): New function.
14842 (selftest::test_lexer_string_locations_stringified_macro_argument):
14844 (selftest::test_lexer_string_locations_non_string): New function.
14845 (selftest::test_lexer_string_locations_long_line): New function.
14846 (selftest::test_lexer_char_constants): New function.
14847 (selftest::input_c_tests): Call the new test functions once per
14848 case within the line_table test matrix.
14849 * input.h (struct string_concat): New struct.
14850 (struct location_hash): New struct.
14851 (class string_concat_db): New class.
14852 * substring-locations.h: New header.
14854 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14856 PR tree-optimization/72810
14857 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
14858 the type of the case labels when truncating.
14860 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
14863 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
14864 (aarch64_fp16_ptr_type_node): Likewise.
14865 * config/aarch64/aarch64-simd-builtins.c
14866 (aarch64_fp16_ptr_type_node): Define.
14867 (aarch64_init_fp16_types): New, refactored out of...
14868 (aarch64_init_builtins): ...here, update to call
14869 aarch64_init_fp16_types.
14870 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
14872 (aapcs_vfp_sub_candidate): Likewise.
14874 2016-08-05 Martin Liska <mliska@suse.cz>
14875 Joshua Cranmer <Pidgeot18@gmail.com>
14877 * gcov.c (line_t::has_block): New function.
14878 (enum loop_type): New enum.
14879 (handle_cycle): New function.
14880 (unblock): Likewise.
14881 (circuit): Likewise.
14882 (get_cycles_count): Likewise.
14883 (accumulate_line_counts): Use new loop detection algorithm.
14885 2016-08-05 Martin Liska <mliska@suse.cz>
14887 * gcov.c (output_intermediate_file): Rename
14888 function_info::line_next to next_file_fn.
14889 (process_file): Likewise.
14890 (read_graph_file): Likewise.
14891 (accumulate_line_counts): Likewise.
14892 (output_lines): Likewise.
14894 2016-08-05 Richard Biener <rguenther@suse.de>
14896 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
14897 restriction on threading to a loop header.
14899 2016-08-05 Richard Biener <rguenther@suse.de>
14901 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
14902 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
14903 adjust loop info accordingly.
14905 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
14907 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
14908 before folding call to __builtin_constant_p with parameters to false.
14910 2016-08-05 Alan Modra <amodra@gmail.com>
14912 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
14913 code accidentally committed 2016-05-02 providing class when given
14916 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14918 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
14919 the case label ranges that partially overlap with OP's value
14922 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
14925 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
14926 Cast builtin function result to __mmask16 instead of __mmask8.
14927 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14928 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
14929 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14931 2016-08-04 David Malcolm <dmalcolm@redhat.com>
14933 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
14934 (ASSERT_TRUE_AT): New macro.
14935 (ASSERT_FALSE): Reimplement in terms of...
14936 (ASSERT_FALSE_AT): New macro.
14937 (ASSERT_STREQ_AT): Fix typo in comment.
14939 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14941 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
14942 labels are exhaustive, designate the label with the widest
14943 range to be the default label.
14945 2016-08-04 Andrew Pinski <apinski@cavium.com>
14947 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
14948 (thunderx_tunings): Use thunderx_vector_cost instead of
14949 generic_vector_cost.
14951 2016-08-04 Martin Liska <mliska@suse.cz>
14953 * gcov.c (main): Fix GNU coding style.
14954 (output_intermediate_file): Likewise.
14955 (process_file): Likewise.
14956 (generate_results): Likewise.
14957 (release_structures): Likewise.
14958 (create_file_names): Likewise.
14959 (find_source): Likewise.
14960 (read_graph_file): Likewise.
14961 (find_exception_blocks): Likewise.
14962 (canonicalize_name): Likewise.
14963 (make_gcov_file_name): Likewise.
14964 (mangle_name): Likewise.
14965 (accumulate_line_counts): Likewise.
14966 (output_branch_count): Likewise.
14967 (read_line): Likewise.
14969 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
14971 PR rtl-optimization/71779
14972 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
14973 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
14974 or if it was truncated.
14976 PR rtl-optimization/70903
14977 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
14979 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
14981 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
14982 accessing SSA_NAME_PTR_INFO.
14984 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
14987 * common/config/avr/avr-common.c (avr_option_optimization_table)
14988 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
14990 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
14993 * config/avr/avr.md: New pattern to work around do_store_flag
14994 generating shift instructions for bit extractions.
14996 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
14998 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
15000 (add_equivalence): Likewise.
15001 (get_value_range): Allocate value range with vrp_value_range_pool.
15002 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
15003 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
15005 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
15007 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
15008 the default for the rs6000 port.
15010 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
15012 PR middle-end/71876
15013 * calls.c (special_function_p): Remove special handling of
15014 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
15015 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
15016 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
15018 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
15020 PR middle-end/72778
15021 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
15022 Don't stop on regular insns.
15024 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
15026 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
15027 size to DImode boundary.
15028 (nvptx_propagate): Likewise.
15030 2016-08-03 Alan Modra <amodra@gmail.com>
15032 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
15033 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
15034 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
15035 from -mefficient-unaligned-vector. Note that this affects fp too.
15037 2016-08-03 Alan Modra <amodra@gmail.com>
15039 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
15042 2016-08-03 Alan Modra <amodra@gmail.com>
15044 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
15045 to a reg. Localize vars.
15047 2016-08-03 Alan Modra <amodra@gmail.com>
15049 * config/rs6000/rs6000.opt: Remove negatives from help strings
15052 2016-08-03 Alan Modra <amodra@gmail.com>
15054 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
15055 Delete duplicated code.
15057 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
15059 PR middle-end/72778
15060 * lra-spills.c (regno_in_use_p): New.
15061 (lra_final_code_change): Use it.
15063 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
15065 PR rtl-optimization/69847
15066 * lra-int.h (struct lra-reg): Use restore_rtx instead of
15068 (lra_rtx_hash): New.
15069 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
15071 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
15072 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
15073 * lra-spills.c (lra_final_code_change): Don't delete insn when the
15074 next insn is USE with the same reg as the current insn source.
15075 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
15077 (lra_constraints_init): Call initiate_invariants.
15078 (lra_constraints_finish): Call finish_invariants.
15079 (struct invariant, invariant_t, invariant_ptr_t): New.
15080 (const_invariant_ptr_t, invariants, invariants_pool): New.
15081 (invariant_table, invariant_hash, invariant_eq_p): New.
15082 (insert_invariant, initiate_invariants, finish_invariants): New.
15083 (clear_invariants, invalid_invariant_regs): New.
15084 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
15085 instead of restore_regno.
15086 (invariant_p, process_invariant_for_inheritance): New.
15087 (inherit_in_ebb): Implement invariant inheritance.
15088 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
15089 (remove_inheritance_pseudos): Implement undoing invariant
15091 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
15092 instead of restore_regno.
15093 * lra-assigns.c (regno_live_length): New.
15094 (reload_pseudo_compare_func): Use regno_live_length.
15095 (assign_by_spills): Use restore_rtx instead of restore_regno.
15096 (lra_assign): Ditto. Initiate regno_live_length.
15098 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
15100 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
15101 __builtin_aarch64_fmindf.
15103 2016-08-02 Bin Cheng <bin.cheng@arm.com>
15105 PR tree-optimization/34114
15106 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
15107 information for more control IVs.
15109 2016-08-02 Bin Cheng <bin.cheng@arm.com>
15111 PR tree-optimization/34114
15112 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
15113 PLUS_EXPR case. Handle SSA_NAME case.
15115 2016-08-02 Tamar Christina <tamar.christina@arm.com>
15117 * config/aarch64/aarch64-simd-builtins.def
15118 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
15119 (__builtin_aarch64_fmaxdf): Likewise.
15120 (__builtin_aarch64_smin_nandf): Likewise.
15121 (__builtin_aarch64_smax_nandf): Likewise.
15122 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
15123 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
15124 (<fmaxmin><mode>3): ...this.
15125 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
15126 (vminnm_f64): Likewise.
15127 (vmin_f64): Likewise.
15128 (vmax_f64): Likewise.
15129 * config/aarch64/iterators.md (FMAXMIN): Merge with...
15130 (FMAXMIN_UNS): ...this.
15131 (fmaxmin): Merged with
15132 (fmaxmin_op): ...this...
15133 (maxmin_uns_op): ...in to this.
15135 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15137 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15138 Add support for vec_extract on vector float, vector int, vector
15139 short, and vector char vector types.
15140 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
15141 vector float, vector int, vector short, and vector char
15142 optimizations on 64-bit ISA 2.07 systems for both constant and
15143 variable element numbers.
15144 (rs6000_split_vec_extract_var): Likewise.
15145 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
15146 Altivec registers on ISA 2.07 and above.
15147 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
15148 which never was matched due to the split occuring before register
15149 allocation (and the code would not have worked on little endian
15150 systems if it did match). Allow extracts to go to the Altivec
15151 registers if ISA 2.07 (power8). Change from using "" around the
15152 C++ code to using {}'s.
15153 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
15154 vec_extracts when the vector is in memory.
15155 (vsx_extract_v4sf_var): New insn to optimize vector float
15156 vec_extracts when the element number is variable on 64-bit ISA
15158 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
15159 for 64-bit ISA 2.07 as well as ISA 3.0.
15160 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
15161 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
15162 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
15163 optimize vector int, vector short, and vector char vec_extracts
15164 when the vector is in memory.
15165 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
15166 optimize vector int, vector short, and vector char vec_extracts
15167 when the element number is variable.
15169 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15172 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
15173 does not overlap with other symbol flags.
15175 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
15177 * config/aarch64/aarch64.h (aarch64_frame):
15178 Remove padding0 and hardfp_offset. Add locals_offset,
15179 initial_adjust, callee_adjust, callee_offset and final_adjust.
15180 * config/aarch64/aarch64.c (aarch64_layout_frame):
15181 Remove unused padding0 and hardfp_offset initializations.
15182 Choose frame layout and set frame variables accordingly.
15183 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
15184 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
15185 (aarch64_pop_regs): Likewise.
15186 (aarch64_expand_prologue): Remove all decision code, just emit
15187 prolog according to frame variables.
15188 (aarch64_expand_epilogue): Remove all decision code, just emit
15189 epilog according to frame variables.
15190 (aarch64_initial_elimination_offset): Use offset to local/arg area.
15192 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
15195 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
15196 fix_debug_reg_uses after changing source register mode to
15197 V1TImode if source register is undefined.
15199 2015-08-01 Alan Hayward <alan.hayward@arm.com>
15201 PR tree-optimization/71818
15202 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
15203 with non invariant evolutions
15205 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15208 * config/avr/avr.md (length) [branch]: Correct insn length
15209 attribute for forward branches.
15211 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15213 * doc/extend.texi (AVR Built-in Functions): Document
15214 __builtin_avr_nops.
15215 * config/avr/builtins.def (NOPS): New.
15216 * config/avr/avr.c (avr_expand_nops): New static function.
15217 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
15219 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15221 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
15222 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
15225 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
15227 * config/aarch64/aarch64.c (vulcan_tunings): Update
15228 vulcan L1 cache_line_size.
15230 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
15232 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
15233 function that takes a vector memory address, a hard register, an
15234 element number and a temporary base register, and recreates an
15235 address that points to the appropriate element within the vector.
15236 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
15237 (rs6000_split_vec_extract_var): Add support for the target of a
15238 vec_extract with variable element number being a scalar memory
15240 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
15242 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
15243 vsx_extract_<mode>_load insn with a new insn that optimizes
15244 storing either element to a memory location, using scratch
15245 registers to pick apart the vector and reconstruct the address.
15246 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
15247 (vsx_extract_<mode>_store): Rework alternatives to more correctly
15248 support Altivec registers. Add support for ISA 3.0 Altivec d-form
15250 (vsx_extract_<mode>_var): Add support for extracting a variable
15251 element number from memory.
15253 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
15255 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
15256 when testing for compares against constants of the form 0xabab.
15258 2016-07-29 Bin Cheng <bin.cheng@arm.com>
15260 PR tree-optimization/57558
15261 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
15263 (vect_loop_versioning): Support versioning with niter assumptions.
15264 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
15265 (vect_get_loop_niters): New parameter. Reimplement to support
15266 assumptions in loop niter info.
15267 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
15268 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
15269 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
15270 Support loop versioning for niters.
15271 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
15272 (vect_free_loop_info_assumptions): New function.
15273 (vectorize_loops): Free loop niter info for loops with flag
15274 LOOP_F_ASSUMPTIONS set if vectorization failed.
15275 * tree-vectorizer.h (struct _loop_vec_info): New field
15276 num_iters_assumptions.
15277 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
15278 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
15279 (LOOP_REQUIRES_VERSIONING): New macro.
15280 (vect_free_loop_info_assumptions): New decl.
15282 2016-07-29 Bin Cheng <bin.cheng@arm.com>
15284 * cfgloop.h (struct loop): New field constraints.
15285 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
15286 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
15288 * cfgloop.c (alloc_loop): Initialize new field.
15289 * cfgloopmanip.c (copy_loop_info): Copy constraints.
15290 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
15291 Adjust niter analysis wrto loop constraints.
15292 * doc/loop.texi (@node Number of iterations): Add description for loop
15295 2016-07-29 Marek Polacek <polacek@redhat.com>
15298 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
15299 (ix86_expand_round_builtin): Likewise.
15301 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
15302 Georg-Johann Lay <avr@gjlay.de>
15304 PR rtl-optimization/71976
15305 * combine.c (get_last_value): Return 0 if the argument for which
15306 the function is called has a wider mode than the recorded value.
15308 2016-07-29 Marek Polacek <polacek@redhat.com>
15311 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
15312 (altivec_expand_st_builtin): Likewise.
15314 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
15316 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
15317 introduced in r238381.
15319 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
15321 PR middle-end/68217
15322 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
15323 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
15325 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
15327 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
15329 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15330 Add support for vec_extract of vector double or vector long having
15331 a variable element number on 64-bit ISA 2.07 systems or newer.
15332 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
15334 (rs6000_split_vec_extract_var): New function to split a
15335 vec_extract built-in function with variable element number.
15336 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
15338 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
15339 (UNSPEC_VSX_EXTRACT): Likewise.
15340 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
15341 direct move instructions to be generated on 64-bit ISA 2.07
15342 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
15344 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
15345 arguments for vec_extract variable element.
15346 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
15347 vec_extract with variable element on V2DFmode and V2DImode
15349 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
15350 -mupper-regs-df requirement, since it isn't needed.
15351 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
15352 do direct moves on 64-bit systems, which allows optimization of
15353 vec_extract on 64-bit ISA 2.07 systems and newer.
15355 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
15356 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
15358 * config/aarch64/aarch64.md
15359 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
15360 statement and type.
15361 (<optab>qihi2_aarch64): Likewise, and split into two.
15362 (extendqihi2_aarch64): New.
15363 (zero_extendqihi2_aarch64): New.
15364 * config/aarch64/iterators.md (ldrxt): Remove.
15365 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
15368 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
15370 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
15372 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
15374 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
15375 (aarch64_push_reg): New function to push 1 or 2 registers.
15376 (aarch64_pop_reg): New function to pop 1 or 2 registers.
15377 (aarch64_expand_prologue): Use aarch64_push_regs.
15378 (aarch64_expand_epilogue): Use aarch64_pop_regs.
15380 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
15382 PR tree-optimization/71734
15383 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
15384 attribute instead of REF_LOOP and use it.
15385 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
15386 set it for Loops having non-zero safelen attribute.
15387 (ref_indep_loop_p): Pass zero as initial value for safelen.
15389 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
15391 PR middle-end/72657
15393 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
15394 call using chkp_gimple_call_builtin_p.
15395 (chkp_copy_bounds_for_assign): Likewise.
15397 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15399 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
15400 * config/arm/arm-protos.h (struct tune_params): Likewise.
15401 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
15402 (cortex_a9_sched_adjust_cost): Likewise.
15403 (fa726te_sched_adjust_cost): Likewise.
15404 (arm_adjust_cost): Likewise.
15405 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
15406 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
15407 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
15408 * config/i386/i386.c (ix86_adjust_cost): Likewise.
15409 * config/ia64/ia64.c: Likewise.
15410 * config/m68k/m68k.c: Likewise.
15411 * config/mep/mep.c (mep_adjust_cost): Likewise.
15412 * config/microblaze/microblaze.c (microblaze_adjust_cost):
15414 * config/mips/mips.c (mips_adjust_cost): Likewise.
15415 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
15417 * config/pa/pa.c (pa_adjust_cost): Likewise.
15418 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
15419 (rs6000_debug_adjust_cost): Likewise.
15420 * config/sh/sh.c (sh_adjust_cost): Likewise.
15421 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
15422 (hypersparc_adjust_cost): Likewise.
15423 (sparc_adjust_cost): Likewise.
15424 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
15425 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
15426 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
15428 * config/visium/visium.c (visium_adjust_cost): Likewise.
15429 * doc/tm.texi: Regenerate.
15430 * haifa-sched.c (dep_cost_1): Adjust.
15431 * target.def: Merge adjust_cost and adjust_cost_2.
15433 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15435 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
15437 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15439 * store-motion.c (struct st_expr): Make pattern_regs a vector.
15440 (extract_mentioned_regs): Append to a vector instead of
15441 returning a rtx_expr_list.
15442 (st_expr_entry): Adjust.
15443 (free_st_expr_entry): Likewise.
15444 (store_ops_ok): Likewise.
15445 (store_killed_in_insn): Likewise.
15446 (find_moveable_store): Likewise.
15448 2016-07-28 Martin Liska <mliska@suse.cz>
15450 PR gcov-profile/68025
15451 * tree-profile.c (tree_profiling): Respect
15452 no_profile_instrument_function attribute.
15453 * doc/extend.texi: Document no_profile_instrument_function
15456 2016-07-28 Martin Liska <mliska@suse.cz>
15458 PR rtl-optimization/70944
15459 * combine.c (make_compound_operation):
15460 Do not allow make_compound_operation for vector mode
15462 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
15464 PR middle-end/71994
15465 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
15466 before calling get_ops.
15468 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
15470 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
15471 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
15472 (BITS_PER_UNIT_LOG): Remove.
15473 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
15474 * expr.c (expand_assignment): Likewise.
15475 * stor-layout.c (initialize_sizetypes): Likewise.
15477 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
15479 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
15480 signature of rs6000_expand_vector_extract so that the element
15481 number is a RTX instead of a constant integer.
15482 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
15484 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
15485 (altivec_expand_vec_ext_builtin): Likewise.
15486 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
15487 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
15488 MFVSRLD instruction.
15490 2016-07-27 David Malcolm <dmalcolm@redhat.com>
15492 * input.c (get_pure_location): Move here from tree.c.
15493 (make_location): Likewise. Add header comment.
15494 (selftest::test_accessing_ordinary_linemaps): Verify
15495 pure_location_p, make_location, get_location_from_adhoc_loc and
15496 get_range_from_loc.
15497 * input.h (get_pure_location): Move declaration here from tree.h.
15498 (get_finish): Likewise for inline function.
15499 (make_location): Likewise for declaration.
15500 * tree.c (get_pure_location): Move to input.c.
15501 (make_location): Likewise.
15502 * tree.h (get_pure_location): Move declaration to tree.h.
15503 (get_finish): Likewise for inline function.
15504 (make_location): Likewise for declaration.
15506 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15508 PR middle-end/71078
15509 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
15511 2016-07-27 David Malcolm <dmalcolm@redhat.com>
15513 * system.h (STATIC_ASSERT): Use static_assert if building
15514 with C++11 onwards.
15516 2016-07-27 Richard Biener <rguenther@suse.de>
15518 PR tree-optimization/72517
15519 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
15520 Revert change to not compute read-read dependences.
15522 2016-07-27 Richard Biener <rguenther@suse.de>
15524 * predict.c (set_even_probabilities): Make nedges unsigned.
15526 2016-07-27 Martin Liska <mliska@suse.cz>
15528 * predict.c (set_even_probabilities): Handle unlikely edges.
15529 (combine_predictions_for_bb): Likewise.
15531 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
15534 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
15535 __float128 support when we don't have hardware support, so that
15536 the IEEE built-in functions like isgreater, first call __unordkf3
15537 to make sure neither operand is a NaN, and if both operands are
15538 ordered, do the normal comparison.
15540 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
15542 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
15544 (extract_code_and_val_from_cond_with_ops): Verify that name is
15545 either cond_op0 or cond_op1.
15547 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
15549 PR tree-optimization/18046
15550 * genmodes.c (emit_mode_size_inline): Emit an assert that
15551 verifies that mode is a valid array index.
15552 (emit_mode_nuinits_inline): Likewise.
15553 (emit_mode_inner_inline): Likewise.
15554 (emit_mode_unit_size_inline): Likewise.
15555 (emit_mode_unit_precision_inline): Likewise.
15556 * tree-vrp.c: Include params.h.
15557 (find_switch_asserts): Register edge assertions for the default
15558 label which correspond to the anti-ranges of each case label.
15559 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
15560 * doc/invoke.texi: Document it.
15562 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15564 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
15565 and unnecessary call to gimple_bb.
15567 2016-07-26 Richard Biener <rguenther@suse.de>
15569 PR rtl-optimization/71984
15570 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
15573 2016-07-26 Richard Biener <rguenther@suse.de>
15575 PR middle-end/72517
15576 * expmed.c (extract_bit_field_1): Constrain the vector mode
15577 with element size matching the extraction mode size when
15578 choosing a better vector mode to do the extraction from.
15580 2016-07-26 Richard Biener <rguenther@suse.de>
15581 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15583 PR middle-end/70920
15584 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
15587 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15589 * tree-ssa-structalias.c (struct scc_info): Change types of
15590 members to auto_sbitmap and auto_vec.
15591 (scc_info::scc_info): New constructor.
15592 (scc_info::~scc_info): New destructor.
15593 (init_scc_info): Remove.
15594 (free_scc_info): Remove.
15595 (find_indirect_cycles): Adjust.
15596 (perform_var_substitution): Likewise.
15597 (free_var_substitution_info): Likewise.
15599 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15601 * tree-outof-ssa.c (struct elim_graph): Change type of members
15602 to auto_vec and auto_sbitmap.
15603 (elim_graph::elim_graph): New constructor.
15604 (delete_elim_graph): Remove.
15605 (expand_phi_nodes): Adjust.
15607 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15609 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
15610 (new_elim_graph): Adjust.
15611 (clear_elim_graph): Likewise.
15612 (delete_elim_graph): Likewise.
15613 (elim_graph_size): Likewise.
15614 (elim_graph_add_node): Likewise.
15615 (elim_graph_add_edge): Likewise.
15616 (elim_graph_remove_succ_edge): Likewise.
15617 (eliminate_name): Likewise.
15618 (eliminate_build): Likewise.
15619 (elim_forward): Likewise.
15620 (elim_unvisited_predecessor): Likewise.
15621 (elim_backward): Likewise.
15622 (elim_create): Likewise.
15623 (eliminate_phi): Likewise.
15624 (expand_phi_nodes): Likewise.
15626 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15628 * bt-load.c (compute_out): Use auto_sbitmap class.
15629 (link_btr_uses): Likewise.
15630 * cfganal.c (mark_dfs_back_edges): Likewise.
15631 (post_order_compute): Likewise.
15632 (inverted_post_order_compute): Likewise.
15633 (pre_and_rev_post_order_compute_fn): Likewise.
15634 (single_pred_before_succ_order): Likewise.
15635 * cfgexpand.c (pass_expand::execute): Likewise.
15636 * cfgloop.c (verify_loop_structure): Likewise.
15637 * cfgloopmanip.c (fix_bb_placements): Likewise.
15638 (remove_path): Likewise.
15639 (update_dominators_in_loop): Likewise.
15640 * cfgrtl.c (break_superblocks): Likewise.
15641 * ddg.c (check_sccs): Likewise.
15642 (create_ddg_all_sccs): Likewise.
15643 * df-core.c (df_worklist_dataflow): Likewise.
15644 * dse.c (dse_step3): Likewise.
15645 * except.c (eh_region_outermost): Likewise.
15646 * function.c (thread_prologue_and_epilogue_insns): Likewise.
15647 * gcse.c (prune_expressions): Likewise.
15648 (prune_insertions_deletions): Likewise.
15649 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
15650 * graph.c (draw_cfg_nodes_no_loops): Likewise.
15651 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
15652 * lcm.c (compute_earliest): Likewise.
15653 (compute_farthest): Likewise.
15654 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
15655 (unroll_loop_runtime_iterations): Likewise.
15656 (unroll_loop_stupid): Likewise.
15657 * lower-subreg.c (decompose_multiword_subregs): Likewise.
15658 * lra-lives.c: Likewise.
15659 * lra.c (lra): Likewise.
15660 * modulo-sched.c (schedule_reg_moves): Likewise.
15661 (optimize_sc): Likewise.
15662 (get_sched_window): Likewise.
15663 (sms_schedule_by_order): Likewise.
15664 (check_nodes_order): Likewise.
15665 (order_nodes_of_sccs): Likewise.
15666 (order_nodes_in_scc): Likewise.
15667 * recog.c (split_all_insns): Likewise.
15668 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
15669 * reload1.c (reload): Likewise.
15670 * sched-rgn.c (haifa_find_rgns): Likewise.
15671 (split_edges): Likewise.
15672 (compute_trg_info): Likewise.
15673 * sel-sched.c (init_seqno): Likewise.
15674 * store-motion.c (remove_reachable_equiv_notes): Likewise.
15675 * tree-into-ssa.c (update_ssa): Likewise.
15676 * tree-ssa-live.c (live_worklist): Likewise.
15677 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
15678 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
15680 (try_peel_loop): Likewise.
15681 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
15683 * tree-ssa-pre.c (compute_antic): Likewise.
15684 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
15685 * tree-stdarg.c (reachable_at_most_once): Likewise.
15686 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
15687 * var-tracking.c (vt_find_locations): Likewise.
15689 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15691 * sbitmap.h (auto_sbitmap): New class.
15693 2016-07-26 Alan Modra <amodra@gmail.com>
15696 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
15699 2016-07-25 David Malcolm <dmalcolm@redhat.com>
15701 * input.c (selftest::temp_source_file::temp_source_file): Fix
15702 missing "%s" in fprintf.
15704 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
15706 PR middle-end/71732
15707 * cselib.c (cselib_process_insn): Invalidate argument slots for
15710 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15712 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
15713 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
15714 vmulxh_lane_f16, vmulxh_laneq_f16): New.
15716 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15718 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15719 * config/aarch64/aarch64.md (fma, fnma): Support HF.
15720 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
15722 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15724 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15725 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
15727 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
15728 (add<mode>3): Likewise.
15729 (sub<mode>3): Likewise.
15730 (mul<mode>3): Likewise.
15731 (div<mode>3): Likewise.
15732 (*div<mode>3): Likewise.
15733 (<fmaxmin><mode>3): Extend to HF.
15734 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
15735 (fabd<mode>3): Likewise.
15736 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
15737 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
15738 (aarch64_fmulx<mode>): Likewise.
15739 (aarch64_fac<optab><mode>): Likewise.
15740 (aarch64_frecps<mode>): Likewise.
15741 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
15742 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
15743 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
15744 (VSDQ_HSDI): Support HI.
15745 (fcvt_target, FCVT_TARGET): Likewise.
15746 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
15747 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
15748 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
15749 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
15750 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
15751 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
15752 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
15753 vrsqrtsh_f16): New.
15755 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15757 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
15758 * config/aarch64/aarch64-builtins.c (hi_UP): New.
15759 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15760 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
15762 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
15763 (aarch64_cm<optab><mode>): Likewise.
15764 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
15765 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
15766 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
15767 (sqrt<mode>2): Likewise.
15768 (*sqrt<mode>2): Likewise.
15769 (abs<mode>2): Likewise.
15770 (<optab><mode>hf2): New pattern for HF mode.
15771 (<optab>hihf2): Likewise.
15772 * config/aarch64/arm_neon.h: Include arm_fp16.h.
15773 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
15774 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
15776 * config/aarch64/arm_fp16.h: New file.
15777 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
15778 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
15779 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
15780 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
15781 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
15782 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
15783 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
15784 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
15785 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
15786 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
15787 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
15788 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
15791 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15793 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
15794 reduc_smin_scal_): Use VDQIF_F16.
15795 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
15796 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
15798 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
15799 * config/aarch64/iterators.md (VDQIF_F16): New.
15800 (vp): Support HF modes.
15801 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
15802 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
15804 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15806 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
15807 "*aarch64_mulx_elt_from_dup<mode>".
15808 (*aarch64_mul3_elt<mode>): Update schedule type.
15809 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
15810 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
15811 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
15812 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
15813 (f, fp): Support HF modes.
15814 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
15815 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
15816 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
15817 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
15818 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
15819 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
15821 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15823 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15824 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
15826 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
15829 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15831 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15832 * config/aarch64/aarch64-simd.md
15833 (aarch64_rsqrts<mode>): Extend to HF modes.
15834 (fabd<mode>3): Likewise.
15835 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
15836 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
15837 (aarch64_<maxmin_uns>p<mode>): Likewise.
15838 (<su><maxmin><mode>3): Likewise.
15839 (<maxmin_uns><mode>3): Likewise.
15840 (<fmaxmin><mode>3): Likewise.
15841 (aarch64_faddp<mode>): Likewise.
15842 (aarch64_fmulx<mode>): Likewise.
15843 (aarch64_frecps<mode>): Likewise.
15844 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
15845 (add<mode>3): Extend to HF modes.
15846 (sub<mode>3): Likewise.
15847 (mul<mode>3): Likewise.
15848 (div<mode>3): Likewise.
15849 (*div<mode>3): Likewise.
15850 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
15852 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
15853 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
15854 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
15855 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
15856 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
15857 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
15858 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
15859 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
15860 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
15861 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
15862 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
15863 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
15864 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
15865 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
15867 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15869 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
15870 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15871 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
15872 (neg<mode>2): Likewise.
15873 (abs<mode>2): Likewise.
15874 (<frint_pattern><mode>2): Likewise.
15875 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
15876 (<optab><VDQF:mode><fcvt_target>2): Likewise.
15877 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
15878 (ftrunc<VDQF:mode>2): Likewise.
15879 (<optab><fcvt_target><VDQF:mode>2): Likewise.
15880 (sqrt<mode>2): Likewise.
15881 (*sqrt<mode>2): Likewise.
15882 (aarch64_frecpe<mode>): Likewise.
15883 (aarch64_cm<optab><mode>): Likewise.
15884 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
15886 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
15887 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
15889 * config/aarch64/arm_neon.h (vdup_n_f16): New.
15890 (vdupq_n_f16): Likewise.
15891 (vld1_dup_f16): Use vdup_n_f16.
15892 (vld1q_dup_f16): Use vdupq_n_f16.
15893 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
15894 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
15895 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
15896 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
15897 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
15898 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
15899 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
15900 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
15901 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
15902 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
15903 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
15904 vsqrt_f16, vsqrtq_f16): New.
15906 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15908 * config/aarch64/aarch64-simd.md
15909 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
15910 (aarch64_ext<mode>): Likewise.
15911 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
15912 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
15913 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
15915 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
15917 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
15918 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
15919 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
15920 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
15921 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
15922 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
15923 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
15925 (vmov_n_f16): Reimplement using vdup_n_f16.
15926 (vmovq_n_f16): Reimplement using vdupq_n_f16..
15928 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15930 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
15931 "frame_related_p". Generate CFA annotation when it's necessary.
15932 (aarch64_expand_prologue): Use aarch64_add_constant.
15933 (aarch64_expand_epilogue): Likewise.
15934 (aarch64_output_mi_thunk): Pass "false" when calling
15935 aarch64_add_constant.
15937 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15939 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
15942 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15944 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
15945 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
15946 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
15947 (aarch64_build_constant): Delete.
15949 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
15952 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15954 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15955 flag_toplevel_reorder.
15957 2016-07-25 Richard Biener <rguenther@suse.de>
15959 * cgraph.c (cgraph_node::verify_node): Compare against builtin
15960 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
15961 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
15962 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
15963 (streamer_get_builtin_tree): Likewise.
15964 (streamer_write_builtin): Likewise.
15965 * lto-streamer.h (LTO_builtin_decl): Remove.
15966 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
15967 (lto_input_scc): Remove LTO_builtin_decl handling.
15968 (lto_input_tree_1): Liekwise.
15969 * lto-streamer-out.c (lto_output_tree_1): Remove special
15970 handling of builtins.
15971 (DFS::DFS): Likewise.
15972 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
15973 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
15975 (streamer_write_builtin): Remove.
15977 2016-07-25 Martin Liska <mliska@suse.cz>
15979 * lto-cgraph.c (input_symtab): Don't call get_working_sets
15980 if flag_auto_profile is set to true.
15982 2016-07-25 Martin Liska <mliska@suse.cz>
15984 PR gcov-profile/71868
15985 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
15986 have a function with multiple latches, count them all.
15988 2016-07-25 Martin Liska <mliska@suse.cz>
15990 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
15992 2016-07-25 Martin Liska <mliska@suse.cz>
15994 PR tree-optimization/71987
15995 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
15996 just for SSA_NAMEs. Fix GNU coding style.
15998 2016-07-25 Martin Liska <mliska@suse.cz>
16000 PR gcov-profile/64874
16001 * gcov-io.h: Update command about file format.
16002 * gcov-iov.c (main): Adapt the numbering scheme.
16004 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
16006 PR middle-end/66726
16007 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
16008 whose result is used in PHI.
16009 (final_range_test_p): Likewise.
16010 (maybe_optimize_range_tests): Likewise.
16012 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
16014 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16015 Reformat two multi-line strings.
16017 2016-07-22 Martin Sebor <msebor@redhat.com>
16019 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
16021 2016-07-22 Martin Sebor <msebor@redhat.com>
16024 * doc/extend.texi (Compound Literals): Correct and clarify.
16025 (Cast to Union): Same.
16027 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
16029 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
16030 comments to explain why certain error messages make mention of
16031 undocumented options.
16032 (rs6000_invalid_builtin): Change error messages to replace mention
16033 of undocumented options with mention of the -mcpu=power9 option
16034 that enables those undocumented options.
16035 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
16036 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
16037 definition of this macro to correct an existing error.
16038 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
16039 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
16040 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
16041 descriptions of built-in functions so that they depend on
16042 -mcpu=power9 instead of on the corresponding undocumented flags.
16043 * doc/invoke.texi (Option Summary): Remove all mention of newly
16044 undocumented flags.
16045 (IBM RS/6000 and PowerPC Options): Likewise.
16046 * doc/md.texi (Constraints for Particuliar Machines): Remove all
16047 mention of newly undocumented flags.
16049 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
16051 * ipa-cp.c (determine_versionability): Do not create constprop clones,
16052 when target_clones attribute is set.
16054 2016-07-22 Bin Cheng <bin.cheng@arm.com>
16056 * common.opt (funsafe-loop-optimizations): Mark ignore.
16057 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
16058 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
16060 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
16061 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
16063 2016-07-22 Bin Cheng <bin.cheng@arm.com>
16065 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
16067 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
16069 (number_of_iterations_exit): Warn missed loop optimization for
16070 possible infinite loops.
16072 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
16075 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
16076 when to emit a ".machine" pseudo-op.
16078 2016-07-22 Martin Liska <mliska@suse.cz>
16080 PR gcov-profile/69028
16081 PR gcov-profile/62047
16082 * coverage.c (coverage_compute_lineno_checksum): Do not
16083 calculate checksum for fns w/o xloc.file.
16084 (coverage_compute_profile_id): Likewise.
16086 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
16088 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
16089 (avr_secondary_reload): ...and implementation.
16090 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
16091 * config/avr/avr.md (reload_in<mode>): Remove insns.
16092 (adjust_len) [lpm]: Remove insn attribute value.
16093 * config/avr/predicates.md (flash_operand): Remove insn predicate.
16095 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16097 PR middle-end/71876
16098 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
16100 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
16101 * calls.c (special_function_p): Remove the special handling of the
16102 "__builtin_" prefix.
16104 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16106 PR middle-end/71876
16107 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
16108 if STMT may be an alloca call.
16109 (gimple_alloca_call_p, alloca_call_p): Return only true for the
16110 builtin alloca call.
16111 * calls.h (gimple_maybe_alloca_call_p): New function.
16112 * tree-inline.c (inline_forbidden_p_stmt): Use
16113 gimple_maybe_alloca_call_p here.
16115 2016-07-21 David Malcolm <dmalcolm@redhat.com>
16117 * spellcheck-tree.c (best_macro_match::best_macro_match):
16118 Explictly specify the template arguments when invoking the base
16119 class constructor, to help older C++ compilers.
16121 2016-07-21 Jakub Jelinek <jakub@redhat.com>
16124 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
16125 before builtin_decl_implicit.
16127 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16129 * optabs.c (emit_condiitonal_move): Short circuit for identical
16132 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16134 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
16135 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
16136 (noce_conversion_profitable_p): New.
16137 (noce_try_store_flag_constants): Use it.
16138 (noce_try_addcc): Likewise.
16139 (noce_try_store_flag_mask): Likewise.
16140 (noce_try_cmove): Likewise.
16141 (noce_try_cmove_arith): Likewise.
16142 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
16144 (noce_convert_multiple_sets): Move cost model to here, from...
16145 (bb_ok_for_noce_convert_multiple_sets) ...here.
16146 (noce_process_if_block): Update calls for above changes.
16147 (noce_find_if_block): Record new noce_if_info parameters.
16149 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16151 * target.def (max_noce_ifcvt_seq_cost): New.
16152 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
16153 * doc/tm.texi: Regenerate.
16154 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
16155 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
16156 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
16157 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
16158 * doc/invoke.texi: Document new params.
16160 2016-07-21 Richard Biener <rguenther@suse.de>
16162 PR tree-optimization/71947
16163 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
16164 ranges have useful limit_vr information.
16166 2016-07-21 Richard Biener <rguenther@suse.de>
16168 * function-tests.c (build_trivial_generic_function): Set
16169 BLOCK_SUPERCONTEXT of DECL_INITIAL.
16170 * omp-low.c (create_omp_child_function): Likewise.
16171 (grid_expand_target_grid_body): Likewise.
16172 * cgraphunit.c (init_lowered_empty_function): Likewise.
16173 (cgraph_node::expand_thunk): Likewise.
16174 * tree-parloops.c (create_loop_fn): Likewise.
16175 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
16177 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16179 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
16182 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
16184 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
16185 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
16186 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
16187 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
16188 values for insn attribute.
16189 * config/avr/avr.c (avr_out_insert_notbit): New function.
16190 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
16191 ADJUST_LEN_INSV_NOTBIT_0/_7.
16192 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
16194 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16196 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
16197 (chrec_convert_1, chrec_convert): Ditto.
16198 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
16199 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
16200 * tree-vrp.c (adjust_range_with_scev): Ditto.
16201 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
16202 (scev_var_range_cant_overflow): New function.
16203 (scev_probably_wraps_p): New parameter. Call above function.
16204 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
16206 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16208 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
16209 by removing computation of may_be_zero.
16211 2016-07-21 Jakub Jelinek <jakub@redhat.com>
16213 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
16215 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
16217 Improving concepts performance and diagnostics.
16218 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
16219 for constraint satisfaction and subsumption.
16220 * timevar.h (auto_timevar): New constructor that matches the push/pop
16221 pattern of usage in pt.c.
16223 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
16225 * hwint.h (HOST_WIDE_INT_0): New define.
16226 (HOST_WIDE_INT_0U): Ditto.
16227 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
16228 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
16229 * simplify-rtx.c: Ditto.
16230 * tree-object-size.c: Ditto.
16232 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16234 * config/s390/s390.c (s390_encode_section_info): Remove mode size
16237 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
16239 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
16240 * combine.c: Use HOST_WIDE_INT_M1U instead of
16241 ~(unsigned HOST_WIDE_INT) 0.
16242 * double-int.h: Ditto.
16244 * dwarf2asm.c:Ditto.
16246 * genmodes.c: Ditto.
16248 * read-rtl.c: Ditto.
16249 * tree-ssa-loop-ivopts.c: Ditto.
16250 * tree-ssa-loop-prefetch.c: Ditto.
16251 * tree-vect-generic.c: Ditto.
16252 * tree-vect-patterns.c: Ditto.
16255 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16257 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
16258 constant addresses outside [0,0xc0] into a register.
16259 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
16260 cases where the base address register is unused after.
16261 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
16262 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
16263 (avr_out_store_psi_reg_disp_tiny): Same.
16265 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16267 Implement attribute progmem on reduced Tiny cores by adding
16268 flash offset 0x4000 to respective symbols.
16271 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
16272 documentation how it works on reduced Tiny cores.
16273 (AVR Named Address Spaces): No support for reduced Tiny.
16274 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
16275 (avr_address_tiny_pm_p): New static function.
16276 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
16277 if the address is in progmem.
16278 (avr_assemble_integer): Same.
16279 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
16280 for symbol_ref in progmem.
16281 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
16282 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
16283 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
16285 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
16287 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
16288 * configure: Regenerate.
16289 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
16290 (USE_THIN_ARCHIVES): New variable.
16291 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
16292 this archive as a thin archive.
16294 2016-07-20 David Malcolm <dmalcolm@redhat.com>
16296 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
16297 same location as last time, don't skip if we have fix-it hints.
16298 Clarify the skipping logic by converting it from one "if" clause
16299 to repeated "if" clauses.
16300 * spellcheck-tree.c: Include "cpplib.h".
16301 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
16302 (best_macro_match::best_macro_match): New constructor.
16303 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
16304 Move here from c/c-decl.c.
16305 (class best_macro_match): Move here from c/c-decl.c, converting
16306 from a typedef to a subclass, gaining a ctor.
16308 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16310 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
16311 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
16313 (avr_addr_space_diagnose_usage): ...and implementation.
16314 (avr_addr_space_supported_p): New function.
16315 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
16316 report bad address space usage if that space is supported.
16317 (avr_insert_attributes): Same. No more complain about unsupported
16319 * config/avr/avr-c.c (tm_p.h): Include it.
16320 (avr_cpu_cpp_builtins): Only define addr-space related built-in
16321 macro if avr_addr_space_supported_p.
16323 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
16325 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
16326 flag_toplevel_reorder.
16328 2016-07-20 David Malcolm <dmalcolm@redhat.com>
16330 * gcc-rich-location.c
16331 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
16333 * gcc-rich-location.h
16334 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
16336 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16338 * target.def (addr_space): Add new diagnose_usage to hook vector.
16339 * targhooks.c (default_addr_space_diagnose_usage): Add default
16340 implementation and...
16341 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
16342 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
16343 is some address space, call targetm.addr_space.diagnose_usage.
16344 * doc/tm.texi.in (Named Address Spaces): Add anchor for
16345 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
16346 * doc/tm.texi: Regenerate.
16348 2016-07-20 Martin Liska <mliska@suse.cz>
16350 PR middle-end/71898
16351 * graphite-isl-ast-to-gimple.c (later_of_the_two):
16352 Properly handly PHI stmts.
16354 2016-07-20 Bin Cheng <bin.cheng@arm.com>
16356 PR tree-optimization/71503
16357 PR tree-optimization/71683
16358 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
16361 2016-07-20 Martin Liska <mliska@suse.cz>
16363 * doc/invoke.texi (-fipa-ra): Document when the option is
16364 disabled. Fix a typo.
16366 2016-07-20 Martin Liska <mliska@suse.cz>
16368 * Makefile.in: Include fibonacci_heap.c
16369 * fibonacci_heap.c: New file.
16370 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
16371 (fibonacci_heap::union_with): Fix deletion of the second heap.
16372 * selftest-run-tests.c (selftest::run_tests): Incorporate
16373 fibonacci heap tests.
16374 * selftest.h: Declare fibonacci_heap_c_tests.
16376 2016-07-20 Martin Liska <mliska@suse.cz>
16378 * selftest-run-tests.c (selftest::run_tests): New function.
16379 * selftest.h (sreal_c_tests): Declare.
16380 * sreal.c (sreal_verify_basics): New function.
16381 (verify_aritmetics): Likewise.
16382 (sreal_verify_arithmetics): Likewise.
16383 (verify_shifting): Likewise.
16384 (sreal_verify_shifting): Likewise.
16385 (void sreal_c_tests): Likewise.
16387 2016-07-19 Jakub Jelinek <jakub@redhat.com>
16389 PR rtl-optimization/71916
16390 * cfgrtl.c (contains_no_active_insn_p): Return false also for
16391 bb which have a single succ fake edge.
16393 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
16396 * dwarf2out.c (gen_subprogram_die): Only call
16397 gen_unspecified_parameters_die while dumping early dwarf.
16399 2016-07-19 Jakub Jelinek <jakub@redhat.com>
16401 PR middle-end/71874
16402 * gimple-fold.c (fold_builtin_memory_op): Use
16403 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
16405 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
16407 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
16408 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
16409 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
16410 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
16411 * combine.c: Ditto.
16414 * double-int.c: Ditto.
16416 * dwarf2out.c: Ditto.
16419 * fold-const.c: Ditto.
16420 * function.c: Ditto.
16422 * genmodes.c: Ditto.
16426 * loop-doloop.c: Ditto.
16427 * loop-invariant.c: Ditto.
16428 * loop-iv.c: Ditto.
16433 * rtlanal.c: Ditto.
16434 * simplify-rtx.c: Ditto.
16435 * stor-layout.c: Ditto.
16437 * tree-ssa-loop-ivopts.c: Ditto.
16438 * tree-vect-generic.c: Ditto.
16439 * tree-vect-patterns.c: Ditto.
16444 * wide-int-print.cc: Ditto.
16445 * wide-int.cc: Ditto.
16446 * wide-int.h: Ditto.
16448 2016-07-19 David Malcolm <dmalcolm@redhat.com>
16450 * selftest.c (selftest::assert_streq): Handle NULL values of
16451 val_actual and val_expected.
16453 2016-07-19 Martin Jambor <mjambor@suse.cz>
16456 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
16457 rather than cgraph_create_node to get a call graph node.
16459 2016-07-19 Richard Biener <rguenther@suse.de>
16461 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
16462 handle all tcc_constant bases and valueize SSA names.
16463 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
16464 tcc_constant bases.
16466 2016-07-19 David Malcolm <dmalcolm@redhat.com>
16468 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
16469 the flags of the exit block and bb2, not just the entry block.
16471 2016-07-19 Richard Biener <rguenther@suse.de>
16473 PR tree-optimization/71901
16474 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
16475 align member, group stuff with the bitfield.
16476 (vn_ref_op_align_unit): New inline.
16477 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
16478 record element alignment and operand 3 unchanged.
16479 (ao_ref_init_from_vn_reference): Adjust.
16480 (valueize_refs_1): Likewise.
16481 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
16483 2016-07-19 Richard Biener <rguenther@suse.de>
16485 PR tree-optimization/71908
16486 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
16487 symbolic constants in a more reliable way.
16489 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
16491 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
16493 (vect_update_inits_of_drs): Likewise.
16494 (vect_create_cond_for_alias_checks): Likewise.
16495 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
16497 2016-07-19 Richard Biener <rguenther@suse.de>
16500 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
16501 with an abstract origin that is not an inlined function outer
16502 scope add a self-reference as abstract origin.
16503 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
16505 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
16508 * config/rs6000/rs6000.c (rs6000_function_value): Fix
16509 unintentional System V.4 structure return breakage for structures
16510 with a single floating point element.
16512 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16514 PR tree-optimization/71734
16515 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
16516 contains REF, use it to check safelen, assume that safelen value
16517 must be greater 1, fix style.
16518 (ref_indep_loop_p_2): Add REF_LOOP argument.
16519 (ref_indep_loop_p): Pass LOOP as additional argument to
16520 ref_indep_loop_p_2.
16522 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
16524 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
16525 allocation in the prologue.
16526 * explow.c (get_dynamic_stack_base): New function to return an address
16527 expression for the dynamic stack base.
16528 (get_dynamic_stack_size): New function to do the required dynamic stack
16529 space size calculations.
16530 (allocate_dynamic_stack_space): Use new functions.
16531 (align_dynamic_address): Move some code from
16532 allocate_dynamic_stack_space to new function.
16533 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
16535 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16537 * config/s390/s390.c (s390_encode_section_info): Always set
16538 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
16541 2016-07-18 Richard Biener <rguenther@suse.de>
16543 PR tree-optimization/71893
16544 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
16545 for sizetype cast added by array_ref_element_size.
16546 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16548 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
16550 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
16551 register parameters. Remove code to initialize argument pointer
16552 on TARGET_64BIT. Optimize call to _mcount when it can be reached
16553 using a pc-relative branch. Cleanup conditional code.
16554 * config/pa/pa.md (call_mcount): New expander.
16555 (call_mcount_nonpic): New insn.
16556 (call_mcount_pic): New insn and split.
16557 (call_mcount_pic_post_reload): New insn.
16558 (call_mcount_64bit): New insn and split.
16559 (call_mcount_64bit_post_reload): New insn.
16561 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
16563 * config/avr/predicates.md (const_m255_to_m1_operand): New.
16564 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
16565 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
16566 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
16567 (*usum_widenqihi3, *udiff_widenqihi3)
16568 (*addhi3_zero_extend.const): New combiner insns.
16569 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
16570 just 1 bit is affected.
16571 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
16572 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
16574 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
16576 * omp-low.c (lower_omp_target): Mark data clauses with
16577 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
16578 zero-length subarrays.
16580 2016-07-15 Richard Biener <rguenther@suse.de>
16582 PR tree-optimization/71881
16583 * tree-loop-distribution.c (destroy_loop): Remove blocks in
16584 reverse DOM order to make debug temp generation happy.
16586 2016-07-15 Richard Biener <rguenther@suse.de>
16588 PR tree-optimization/71887
16589 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
16590 verify it is not zero for division / modulo handling.
16591 (value_replacement): Adjust.
16593 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
16594 Julian Brown <julian@codesourcery.com>
16596 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
16597 * config/aarch64/aarch64-cost-tables.h
16598 (vulcan_extra_costs): New variable.
16599 * config/aarch64/aarch64.c
16600 (vulcan_addrcost_table): Likewise.
16601 (vulcan_regmove_cost): Likewise.
16602 (vulcan_vector_cost): Likewise.
16603 (vulcan_branch_cost): Likewise.
16604 (vulcan_tunings): Likewise.
16606 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
16608 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
16609 (output_in_order): Loop over undefined variables too. Output them
16610 via assemble_undefined_decl. Skip variables that correspond to hard
16611 registers or have value-exprs.
16612 * varpool.c (symbol_table::output_variables): Handle undefined
16613 variables together with defined ones.
16615 2016-07-15 Richard Biener <rguenther@suse.de>
16617 * tree-ssa-pre.c (get_representative_for): Make sure to return
16618 the value number of SSA names.
16619 (phi_translate_1): get_representative_for cannot return NULL.
16620 (do_pre_regular_insertion): Remove redundant call to
16621 fully_constant_expression.
16622 (do_pre_partial_partial_insertion): Likewise.
16624 2016-07-15 Bin Cheng <bin.cheng@arm.com>
16626 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
16627 (derive_simple_iv_with_niters): New function.
16628 (simple_iv): Rewrite using simple_iv_with_niters.
16629 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
16630 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
16632 (number_of_iterations_exit): Rewrite using above function.
16633 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
16636 2016-07-15 Richard Biener <rguenther@suse.de>
16638 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
16639 vec_construct cost.
16641 2016-07-14 Jakub Jelinek <jakub@redhat.com>
16643 PR tree-optimization/71872
16644 * tree-data-ref.c (get_references_in_stmt): Ignore references
16645 with is_gimple_constant get_base_address.
16647 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16649 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
16650 (TARGET_HAVE_LDACQD): New macro.
16651 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
16652 than TARGET_HAVE_LDACQ.
16653 (arm_load_acquire_exclusivedi): Likewise.
16654 (arm_store_release_exclusivedi): Likewise.
16656 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16658 PR rtl-optimization/71878
16659 * lra-constraints.c (match_reload): Pass information about other
16660 output operands. Create new unique register value if matching input
16661 operand shares same register value as output operand being considered.
16662 (curr_insn_transform): Record output operands already processed.
16664 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16667 PR tree-optimization/70923
16668 * tree-vect-patterns.c: Include mult-synthesis.h.
16669 (target_supports_mult_synth_alg): New function.
16670 (synth_lshift_by_additions): Likewise.
16671 (apply_binop_and_append_stmt): Likewise.
16672 (vect_synth_mult_by_constant): Likewise.
16673 (target_has_vecop_for_code): Likewise.
16674 (vect_recog_mult_pattern): Use above functions to synthesize vector
16675 multiplication by integer constants.
16677 2016-07-14 Alan Modra <amodra@gmail.com>
16679 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
16680 gpr alternatives. Correct '*' placement on Y,r alternative.
16681 Add '*' on operand 1 of r,r alternative.
16683 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16685 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
16686 * expmed.h: ... Here.
16688 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
16690 * gimple.h (stmt_can_terminate_bb_p): New function.
16691 * tree-cfg.c (need_fake_edge_p): Rename to ...
16692 (stmt_can_terminate_bb_p): ... this; return true if stmt can
16693 throw external; handle const and pure calls.
16694 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
16696 2016-07-14 Richard Biener <rguenther@suse.de>
16698 PR tree-optimization/71866
16699 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
16700 (do_hoist_insertion): Avoid endless recursion when we
16701 didn't insert anything because we managed to simplify
16702 things down to a constant or SSA name.
16703 (fully_constant_expression): Re-write in terms of ...
16704 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
16705 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
16706 vn_nary_build_or_lookup_1.
16707 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
16708 (vn_nary_build_or_lookup): ... this which now wraps it.
16710 2016-07-14 Alan Modra <amodra@gmail.com>
16713 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
16714 with p9_vector override before power9-dform override.
16716 2016-07-13 Andi Kleen <ak@linux.intel.com>
16718 * value-prof.c (gimple_value_profile_transformations): Don't run
16719 when auto_profile is on.
16721 2016-07-13 Andi Kleen <ak@linux.intel.com>
16723 * auto-profile.c (update_inlined_ind_target,
16724 afdo_indirect_call): Print information to dump file.
16726 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
16728 * genrecog.c (special_predicate_operand_p): New function.
16729 (predicate_name): Move function.
16730 (validate_pattern): Don't warn about missing mode for all
16731 define_special_predicate predicates.
16733 2016-07-13 Bin Cheng <bin.cheng@arm.com>
16735 * tree-vect-data-refs.c (vect_no_alias_p): New function.
16736 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
16737 resolve alias checks which are known at compilation time.
16738 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
16739 alias checks are resolved. Move dump info for too many runtime
16740 alias checks to here...
16741 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
16743 2016-07-13 Richard Biener <rguenther@suse.de>
16745 PR tree-optimization/24574
16746 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
16747 position and add shift, rotate, divison and modulo support
16749 (value_replacement): Pass in argument position to absorbing_element_p.
16751 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
16754 * ipa-inline-transform.c (inline_call): Support
16755 instrumented thunks.
16757 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16759 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
16760 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
16762 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
16763 Baseline. Make initial alternative TARGET_32BIT only.
16764 (udivsi3): Likewise.
16765 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
16766 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
16769 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16771 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
16772 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
16773 availability with TARGET_HAVE_MOVT.
16774 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
16775 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
16776 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
16778 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
16779 extra instruction if MOVW is available. Use a cost variable
16780 incremented by COSTS_N_INSNS (1) when the condition match rather than
16781 returning an arithmetic expression based on COSTS_N_INSNS. Make
16782 constant with bottom half word zero cost 2 instruction if MOVW is
16784 * config/arm/arm.md (define_attr "arch"): Add v8mb.
16785 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
16786 target is ARMv8-M Baseline.
16787 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
16788 (arm_movtas_ze): Likewise.
16789 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
16790 alternative for constants satisfying j constraint.
16791 (thumb1_movsi_insn): Likewise.
16792 (movsi splitter for K alternative): Tighten condition to not trigger
16793 if movt is available and j constraint is satisfied.
16794 (Pe immediate splitter): Likewise.
16795 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
16796 constant fitting in an halfword to use MOVW.
16797 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
16800 2016-07-13 Richard Biener <rguenther@suse.de>
16802 PR middle-end/71104
16803 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
16804 gimplifying the LHS. Make sure to gimplify a returning twice
16805 call LHS without using SSA names.
16807 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16809 * tree-data-ref.c (find_data_references_in_stmt): Remove
16810 unnecessary call to vec::release.
16811 (graphite_find_data_references_in_stmt): Likewise.
16812 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
16813 * tree-vect-stmts.c (vectorizable_condition): Likewise.
16815 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16817 * cfgexpand.c (expand_used_vars): Make the type of a local
16819 * genmatch.c (lower_for): Likewise.
16820 * haifa-sched.c (haifa_sched_init): Likewise.
16821 (add_to_speculative_block): Likewise.
16822 (create_check_block_twin): Likewise.
16823 * predict.c (handle_missing_profiles): Likewise.
16824 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
16825 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
16826 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
16828 (maybe_lower_iteration_bound): Likewise.
16829 * tree-ssa-sccvn.c (DFS): Likewise.
16830 * tree-stdarg.c (reachable_at_most_once): Likewise.
16831 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
16832 (vectorizable_store): Likewise.
16834 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16836 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
16837 (sccvn_dom_walker): make cond_stack an auto_vec.
16839 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16841 * ree.c (struct ext_state): Make type of members auto_vec.
16842 (find_and_remove_re): Adjust.
16844 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16846 * cfgexpand.c (struct stack_vars_data): Make type of fields
16848 (expand_used_vars): Adjust.
16850 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16852 * ipa.c (record_cdtor_fn): Adjust.
16853 (build_cdtor_fns): Likewise.
16854 (ipa_cdtor_merge): Make static_ctors and static_dtors local
16857 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16859 * genextract.c (struct accum_extract): Add constructor and make
16861 (gen_insn): Adjust.
16863 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16865 * tree.c (struct free_lang_data_d): Add constructor and change
16866 types of members to ones that automatically manage resources.
16867 (fld_worklist_push): Adjust.
16868 (find_decls_types): Likewise.
16869 (find_decls_types_in_eh_region): Likewise.
16870 (free_lang_data_in_cgraph): Stop manually creating and
16871 destroying members of free_lang_data_d.
16873 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
16875 PR rtl-optimization/68961
16876 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
16877 peephole variant. Use sse_reg_operand predicates.
16879 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
16881 * config/i386/predicates.md (x86_64_immediate_operand)
16882 <case CONST_INT>: Remove unneeded truncation to DImode.
16883 <case CONST>: Ditto.
16884 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16886 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16889 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
16890 The xxperm and xxpermr instructions require that the 2nd input
16891 operand overlap with the output operand, and not the 1st.
16892 (altivec_vperm_v8hiv16qi): Likewise.
16893 (altivec_vperm_<mode>_uns_internal): Likewise.
16894 (altivec_vpermr_<mode>_internal): Likewise.
16895 (vperm_v8hiv4si): Likewise.
16896 (vperm_v16qiv8hi): Likewise.
16898 2016-07-12 Nathan Sidwell <nathan@acm.org>
16900 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
16901 when -mno-pic-data-is-text-relative is in effect, by default.
16902 * doc/invoke.texi (mpic-data-is-text-relative): Document new
16903 behavior and clarify.
16905 2016-07-12 Martin Liska <mliska@suse.cz>
16907 * params.def: Add avg-loop niter.
16908 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
16909 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
16910 * doc/invoke.texi: Document the new parameter.
16912 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16914 PR middle-end/71700
16915 * expr.c (store_constructor): Mask sign-extended bits when widening
16916 sub-word constructor element at the start of a word.
16918 2016-07-12 Martin Liska <mliska@suse.cz>
16920 * Makefile.in: Append rule for params-options.h.
16921 * params-options.h: New file.
16923 2016-07-12 Martin Liska <mliska@suse.cz>
16925 * ira-build.c (mark_loops_for_removal): Properly iterate
16928 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
16929 Richard Biener <rguenther@suse.de>
16931 PR tree-optimization/23286
16932 PR tree-optimization/70159
16933 * doc/invoke.texi: Document -fcode-hoisting.
16934 * common.opt (fcode-hoisting): New flag.
16935 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
16936 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
16937 (do_regular_insertion): Rename to ...
16938 (do_pre_regular_insertion): ... this and amend general comments
16939 on insertion strathegy.
16940 (do_partial_partial_insertion): Rename to ...
16941 (do_pre_partial_partial_insertion): ... this.
16942 (do_hoist_insertion): New function.
16943 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
16944 and call do_hoist_insertion properly.
16946 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
16947 (pass_pre::execute): Register hoist_insert stats.
16949 2016-07-12 Jakub Jelinek <jakub@redhat.com>
16951 PR middle-end/71716
16952 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
16953 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
16954 is different from mode's bitsize. Small cleanup.
16956 2016-07-12 Richard Biener <rguenther@suse.de>
16958 PR rtl-optimization/68961
16959 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
16960 to simplify to a non-constant.
16962 2016-07-11 Jakub Jelinek <jakub@redhat.com>
16964 PR middle-end/71758
16965 * omp-low.c (expand_omp_target): Gimplify device.
16967 PR tree-optimization/71823
16968 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
16969 to get vec_oprnds2 from op2.
16971 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
16973 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
16974 Hoist common subexpressions.
16975 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16977 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
16980 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
16981 prevent generation of 'stxsiwx' on pre Power8 hardware.
16983 2016-07-11 David Malcolm <dmalcolm@redhat.com>
16985 * input.c: Include cpplib.h.
16986 (selftest::temp_source_file): New class.
16987 (selftest::temp_source_file::temp_source_file): New ctor.
16988 (selftest::temp_source_file::~temp_source_file): New dtor.
16989 (selftest::should_have_column_data_p): New function.
16990 (selftest::test_should_have_column_data_p): New function.
16991 (selftest::temp_line_table): New class.
16992 (selftest::temp_line_table::temp_line_table): New ctor.
16993 (selftest::temp_line_table::~temp_line_table): New dtor.
16994 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
16995 it to create a temp_line_table.
16996 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
16997 locations that are known to have column data.
16998 (selftest::line_table_case): New struct.
16999 (selftest::test_reading_source_line): Move tempfile handling
17000 to class temp_source_file.
17001 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
17002 (selftest::assert_token_loc_eq): New function.
17003 (ASSERT_TOKEN_LOC_EQ): New macro.
17004 (selftest::test_lexer): New function.
17005 (selftest::boundary_locations): New array.
17006 (selftest::input_c_tests): Call test_should_have_column_data_p.
17007 Loop over a test matrix of interesting values of location and
17008 default_range_bits, calling test_lexer on each case in the matrix.
17009 Move call to test_accessing_ordinary_linemaps into the matrix.
17010 * selftest.h (ASSERT_EQ): Reimplement in terms of...
17011 (ASSERT_EQ_AT): New macro.
17013 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
17016 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
17017 Don't convert TImode in debug insn.
17019 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
17021 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
17022 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
17023 (tree_type_common::lang_flag_7): New.
17024 (tree_type_common::spare): Reduce size.
17025 * tree.h (TYPE_ALIGN_OK): Remove.
17026 (TYPE_LANG_FLAG_7): New.
17027 (get_inner_reference): Adjust header.
17028 * print-tree.c (print_node): Adjust.
17029 * expr.c (get_inner_reference): Remove parameter keep_aligning.
17030 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
17031 calls to get_inner_reference.
17032 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
17033 handling of TYPE_ALIGN_OK.
17034 * builtins.c (get_object_alignment_2): Adjust call to
17035 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
17036 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
17038 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
17039 * cfgexpand.c (expand_debug_expr): Likewise.
17040 * dbxout.c (dbxout_expand_expr): Likewise.
17041 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
17042 loc_list_from_tree, fortran_common): Likewise.
17043 * fold-const.c (optimize_bit_field_compare,
17044 decode_field_reference, fold_unary_loc, fold_comparison,
17045 split_address_to_core_and_offset): Likewise.
17046 * gimple-laddress.c (execute): Likewise.
17047 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
17048 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
17049 * hsa-gen.c (gen_hsa_addr): Likewise.
17050 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
17051 * tsan.c (instrument_expr): Likewise.
17052 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
17053 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
17054 * tree-affine.c (tree_to_aff_combination,
17055 get_inner_reference_aff): Adjust calls to get_inner_reference.
17056 * tree-data-ref.c (split_constant_offset_1,
17057 dr_analyze_innermost): Likewise.
17058 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
17059 * tree-sra.c (ipa_sra_check_caller): Likewise.
17060 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
17061 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
17062 bswap_replace): Likewise.
17063 * tree-vect-data-refs.c (vect_check_gather,
17064 vect_analyze_data_refs): Likewise.
17065 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
17066 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
17069 2016-07-11 David Malcolm <dmalcolm@redhat.com>
17071 * Makefile.in (selftest-valgrind): New phony target.
17072 * function-tests.c (selftest::build_cfg): Delete pass instances
17073 created by the test.
17074 (selftest::convert_to_ssa): Likewise.
17075 (selftest::test_expansion_to_rtl): Likewise.
17076 * tree-cfg.c (selftest::test_linear_chain): Release dominator
17078 (selftest::test_diamond): Likewise.
17080 2016-07-11 Richard Biener <rguenther@suse.de>
17082 PR tree-optimization/71816
17083 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
17084 than replacing all of its operands.
17086 2016-07-11 Alan Modra <amodra@gmail.com>
17088 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
17089 (ctr<mode>): Add unspec.
17090 (ctr<mode>_internal*): Likewise.
17092 2016-07-08 James Bowman <james.bowman@ftdichip.com>
17094 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
17095 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
17097 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
17099 PR rtl-optimization/71621
17100 * lra-constraints.c (process_alt_operands): Check combination of
17101 reg class and mode.
17103 2016-07-08 Jason Merrill <jason@redhat.com>
17104 Richard Biener <rguenther@suse.de>
17106 P0145: Refining Expression Order for C++.
17107 * gimplify.c (initial_rhs_predicate_for): New.
17108 (gimplfy_modify_expr): Gimplify RHS before LHS.
17110 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17113 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17114 Allow standard error handling to take over when a wrong number
17115 of arguments is presented to __builtin_vec_ld () or
17116 __builtin_vec_st ().
17118 2016-07-08 Jiong Wang <jiong.wang@arm.com>
17120 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
17125 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
17126 __builtin_aarch64_fmaxv2sf.
17127 (vmaxnmq_f32): Likewise.
17128 (vmaxnmq_f64): Likewise.
17129 (vminnm_f32): Likewise.
17130 (vminnmq_f32): Likewise.
17131 (vminnmq_f64): Likewise.
17133 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
17136 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
17137 enable -mfloat128-hardware by default.
17138 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
17139 that IEEE 128-bit hardware support needs.
17140 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
17141 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
17142 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
17143 floating point requires.
17144 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
17145 -mfloat128 and -mfloat128-hardware changes.
17147 2016-07-08 Alan Hayward <alan.hayward@arm.com>
17149 PR tree-optimization/71667
17150 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
17152 2016-07-08 Martin Liska <mliska@suse.cz>
17154 PR middle-end/71606
17155 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
17156 folding produces SAVE_EXPRs, thus return false for the type.
17158 2016-07-07 Martin Liska <mliska@suse.cz>
17160 * file-find.c (remove_prefix): New function.
17161 * file-find.h (remove_prefix): Declare the function.
17162 * gcc-ar.c (main): Skip a folder of the wrapper if
17163 a wrapped binary would point to the same file.
17165 2016-07-07 Jan Hubicka <jh@suse.cz>
17167 * tree-scalar-evolution.c (iv_can_overflow_p): export.
17168 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
17169 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
17171 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
17174 * ipa-inline-analysis.c (compute_inline_parameters): Set
17175 local.can_change_signature to false for intrumentation
17178 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17180 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
17181 with TARGET_HAVE_MOVT.
17182 (TARGET_HAVE_MOVT): Define.
17183 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
17184 availability with TARGET_HAVE_MOVT.
17185 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
17187 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
17189 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
17190 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
17191 * config/arm/constraints.md (define_constraint "j"): Use
17192 TARGET_HAVE_MOVT to check MOVT availability.
17194 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17196 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
17198 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17200 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
17201 (armv8-m.main): Likewise.
17202 (armv8-m.main+dsp): Likewise.
17203 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
17204 (FL_FOR_ARCH8M_MAIN): Likewise.
17205 * config/arm/arm-tables.opt: Regenerate.
17206 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
17207 armv8-m.main+dsp to BE8_LINK_SPEC.
17208 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
17209 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
17210 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
17211 Baseline and Mainline.
17212 (arm_option_override_internal): Also disable arm_restrict_it when
17213 !arm_arch_notm. Update comment for -munaligned-access to also cover
17215 (arm_file_start): Increase buffer size for printing architecture name.
17216 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
17217 and armv8-m.main+dsp.
17218 (mno-unaligned-access): Clarify that this is disabled by default for
17219 ARMv8-M Baseline architectures as well.
17221 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17223 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
17224 decide whether to prevent some libgcc routines being included for some
17225 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
17226 link between this condition and the one in
17227 libgcc/config/arm/lib1func.S.
17229 2016-07-07 Richard Biener <rguenther@suse.de>
17231 * tree-ssa-pre.c: Include alias.h.
17232 (compute_avail): If we have multiple VN_REFERENCEs with the
17233 same hashtable entry adjust that to make it a valid replacement
17234 for all of them with respect to alignment and aliasing
17235 when doing insertion.
17236 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
17237 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
17239 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
17243 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
17244 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
17247 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17249 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
17250 (adjust_mems): Adjust.
17251 (adjust_insn): Likewise.
17252 (prepare_call_arguments): Likewise.
17254 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17256 * gcse.c (struct ls_expr): Make stores field a vector.
17257 (ldst_entry): Adjust.
17258 (free_ldst_entry): Likewise.
17259 (print_ldst_list): Likewise.
17260 (compute_ld_motion_mems): Likewise.
17261 (update_ld_motion_stores): Likewise.
17263 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17265 * gcse.c (struct ls_expr): Remove loads field.
17266 (ldst_entry): Adjust.
17267 (free_ldst_entry): Likewise.
17268 (print_ldst_list): Likewise.
17269 (compute_ld_motion_mems): Likewise.
17271 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17273 * store-motion.c (struct st_expr): Make antic_stores a vector.
17274 (st_expr_entry): Adjust.
17275 (free_st_expr_entry): Likewise.
17276 (print_store_motion_mems): Likewise.
17277 (find_moveable_store): Likewise.
17278 (compute_store_table): Likewise.
17279 (remove_reachable_equiv_notes): Likewise.
17280 (replace_store_insn): Likewise.
17281 (build_store_vectors): Likewise.
17283 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17285 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
17286 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
17288 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
17290 PR tree-optimization/71518
17291 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
17292 misalign also for outer loops with negative step.
17294 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
17296 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
17297 (cortex_a53_shift): Add mov_shift.
17298 (cortex_a53_shift_reg): Add new reservation for register shifts.
17299 (cortex_a53_alu): Remove bfm.
17300 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
17301 (cortex_a53_alu_extr): Add new reservation for EXTR.
17302 (bypasses): Improve bypass modelling.
17304 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17307 * config/avr/avr.c (avr_asm_select_section): Strip off
17308 SECTION_DECLARED from flags when calling get_section.
17310 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17312 * tree-vectorizer.h (vect_memory_access_type): Add
17313 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
17314 * tree-vect-stmts.c (compare_step_with_zero): New function.
17315 (perm_mask_for_reverse): Move further up file.
17316 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
17318 (get_negative_load_store_type): New function.
17319 (get_load_store_type): Call it. Add an ncopies argument.
17320 (vectorizable_mask_load_store): Update call accordingly and
17321 remove tests for negative steps.
17322 (vectorizable_store, vectorizable_load): Likewise. Handle new
17323 memory_access_types.
17325 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17327 * tree-vectorizer.h (vect_memory_access_type): New enum.
17328 (_stmt_vec_info): Add a memory_access_type field.
17329 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
17330 (vect_model_store_cost): Take an access type instead of a boolean.
17331 (vect_model_load_cost): Likewise.
17332 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
17333 vect_model_store_cost and vect_model_load_cost.
17334 * tree-vect-stmts.c (vec_load_store_type): New enum.
17335 (vect_model_store_cost): Take an access type instead of a
17336 store_lanes_p boolean. Simplify tests.
17337 (vect_model_load_cost): Likewise, but for load_lanes_p.
17338 (get_group_load_store_type, get_load_store_type): New functions.
17339 (vectorizable_store): Use get_load_store_type. Record the access
17340 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
17341 (vectorizable_load): Likewise.
17342 (vectorizable_mask_load_store): Likewise. Replace is_store
17343 variable with vls_type.
17345 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17347 * tree-vectorizer.h (vect_grouped_load_supported): Add a
17348 single_element_p parameter.
17349 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
17350 Check the PR65518 case here rather than in vectorizable_load.
17351 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
17352 * tree-vect-stmts.c (vectorizable_load): Likewise.
17354 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17356 * tree-vectorizer.h (gather_scatter_info): New structure.
17357 (vect_check_gather_scatter): Return a bool rather than a decl.
17358 Replace return-by-pointer arguments with a single
17359 gather_scatter_info *.
17360 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
17361 (vect_analyze_data_refs): Update call accordingly.
17362 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
17363 (vectorizable_mask_load_store): Likewise. Also record the
17364 offset dt and vectype in the gather_scatter_info.
17365 (vectorizable_store): Likewise.
17366 (vectorizable_load): Likewise.
17368 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17370 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
17371 strided groups, use the cost of N scalar accesses instead
17372 of ncopies vector accesses.
17373 (vect_model_load_cost): Likewise.
17375 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17377 * tree-vect-stmts.c (vect_cost_group_size): Delete.
17378 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
17379 variable to indicate when once-per-group costs are being used.
17380 (vect_model_load_cost): Likewise. Fix comment and misindented code.
17382 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17384 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
17385 peeling-for-gaps condition.
17387 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17389 * config/s390/s390.c (s390_expand_vec_init): Force initializer
17390 element to register if it doesn't match general_operand.
17392 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
17393 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17395 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
17397 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
17398 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
17399 (SIGNBIT): New mode iterator.
17400 (Fsignbit): New mode attribute.
17401 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
17402 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
17403 when direct moves are available.
17404 (signbit<mode>2_dm): New define_insn_and_split).
17405 (signbit<mode>2_dm2): New define_insn.
17407 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17409 PR rtl-optimization/71594
17410 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
17411 into subregs of appropriate mode before trying to emit a conditional
17414 2016-07-05 Jan Hubicka <jh@suse.cz>
17416 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
17417 (simple_iv): Use it.
17419 2016-07-05 Jan Hubicka <jh@suse.cz>
17421 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
17423 2016-07-05 Jiong Wang <jiong.wang@arm.com>
17425 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
17428 2016-07-05 Jan Hubicka <jh@suse.cz>
17430 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
17433 2016-07-05 Richard Biener <rguenther@suse.de>
17435 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
17436 Handle empty else block.
17437 (is_feasible_trace): Likewise.
17438 (split_paths): Likewise.
17440 2016-07-05 Richard Biener <rguenther@suse.de>
17442 * tree-loop-distribution.c (distribute_loop): Fix issue with
17443 the cost model loop.
17445 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
17447 * config/arm/neon-testgen.ml: Delete.
17448 * config/arm/neon.ml: Delete.
17450 2016-07-04 Jakub Jelinek <jakub@redhat.com>
17453 * tree.c (attribute_value_equal): Use get_attribute_name instead of
17454 directly using TREE_PURPOSE.
17456 2016-07-04 Jiong Wang <jiong.wang@arm.com>
17458 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
17459 * config/aarch64/aarch64_neon.h: Likewise.
17460 * config/aarch64/arm_neon.h: Likewise.
17461 * config/aarch64/atomics.md: Likewise.
17462 * config/aarch64/aarch64-simd-builtins.def: Likewise.
17463 * doc/invoke.texi: Likewise.
17465 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
17467 * config/s390/s390.md: Add "z13" cpu_facility.
17468 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
17469 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
17470 condition" type instructions.
17472 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
17473 Jeff Law <law@redhat.com>
17475 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
17476 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
17478 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
17480 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
17481 permutation for TARGET_AVX512F.
17482 (ix86_expand_vec_one_operand_perm_avx512): New function.
17483 (expand_vec_perm_1): Invoke introduced function.
17484 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17485 it may be not valid after vectorization.
17487 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17490 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
17491 typo in comment. Only force to memory if it is a weak
17492 external reference.
17494 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
17495 Jiong Wang <jiong.wang@arm.com>
17497 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
17498 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
17499 (AARCH64_FL_F16): New.
17500 (AARCH64_FL_FOR_ARCH8_2): New.
17501 (AARCH64_ISA_8_2): New.
17502 (AARCH64_ISA_F16): New.
17503 (TARGET_FP_F16INST): New.
17504 (TARGET_SIMD_F16INST): New.
17505 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
17506 ("fp"): Disabling "fp" also disables "fp16".
17507 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
17508 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
17509 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
17510 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
17512 2016-07-04 Jan Beulich <jbeulich@suse.com>
17514 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
17516 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
17519 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
17520 the insns, use an insn form that does not adjust the offset on
17521 little endian systems.
17523 2016-07-01 Jan Beulich <jbeulich@suse.com>
17525 * varasm.c (get_variable_section): Validate initializer in
17526 named .bss-like sections.
17528 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
17530 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
17531 Exchange the order of the second and third operands in the vpermr
17532 instruction tmeplate.
17534 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
17537 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
17538 Disallow TDmode values.
17540 2016-07-01 Alan Modra <amodra@gmail.com>
17542 PR rtl-optimization/71709
17543 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
17544 being set, not referenced.
17546 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
17548 PR tree-optimization/70729
17549 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
17550 of loop since it can be not valid after transformation.
17552 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17554 * config/arm/arm.c (thumb_reload_in_hi): Delete.
17555 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
17557 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
17559 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
17562 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
17565 * config/rs6000/constraints.md (wY constraint): New constraint to
17566 match the requirements for the LXSD and STXSD instructions.
17567 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
17568 predicate to match the requirements for the LXSD and STXSD
17570 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
17571 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
17572 to make sure that the bottom 2 bits of offset are 0, the address
17573 form is offsettable, and no updating is done in the address mode.
17574 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
17575 (movdi_internal32): Likewise
17576 (movdi_internal64): Likewise.
17578 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17580 PR tree-optimization/71707
17581 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
17582 strinfo even for ADDR_EXPR ptr.
17584 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
17586 * config/rs6000/altivec.md (darn_32): Change the condition to
17587 TARGET_P9_MISC instead of TARGET_MODULO.
17588 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
17589 condition expression.
17590 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
17591 condition expression.
17592 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
17593 (DFP_TEST): New code iterator.
17594 (dfptstsfi_<code>_mode>): New define_expand.
17595 (*dfp_sgnfcnc_<mode>): New define_insn.
17596 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
17597 definition next to BU_P9_MISC_1 definition and change the MASK
17598 value to RS6000_BTM_P9_MISC.
17599 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
17600 (BU_P9_64BIT_MISC_0): Likewise.
17601 (BU_P9_DFP_MISC_0): New macro definition.
17602 (BU_P9_DFP_MISC_1): New macro definition.
17603 (BU_P9_DFP_MISC_2): New macro definition.
17604 (BU_P9_DFP_OVERLOAD_1): New macro definition.
17605 (BU_P9_DFP_OVERLOAD_2): New macro definition.
17606 (BU_P9_DFP_OVERLOAD_3): New macro definition.
17607 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
17608 (TSTSFI_LT_TD): Likewise.
17609 (TSTSFI_EQ_DD): Likewise.
17610 (TSTSFI_EQ_TD): Likewise.
17611 (TSTSFI_GT_DD): Likewise.
17612 (TSTSFI_GT_TD): Likewise.
17613 (TSTSFI_OV_DD): Likewise.
17614 (TSTSFI_OV_TD): Likewise.
17615 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
17616 (TSTSFI_LT_DD): Likewise.
17617 (TSTSFI_LT_TD): Likewise.
17618 (TSTSFI_EQ): Likewise.
17619 (TSTSFI_EQ_DD): Likewise.
17620 (TSTSFI_EQ_TD): Likewise.
17621 (TSTSFI_GT): Likewise.
17622 (TSTSFI_GT_DD): Likewise.
17623 (TSTSFI_GT_TD): Likewise.
17624 (TSTSFI_OV): Likewise.
17625 (TSTSFI_OV_DD): Likewise.
17626 (TSTSFI_OV_TD): Likewise.
17627 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17628 overloaded test significance functions.
17629 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17630 OPTION_MASK_P9_MISC into the representation of this mask.
17631 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
17633 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
17634 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
17636 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
17637 argument is a 6-bit unsigned literal value if the icode argument
17638 represents a DFP test significance built-in call.
17639 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
17640 flag used independently and in combination with the
17641 RS6000_BTM_64BIT flag.
17642 (rs6000_opt_masks): Add entry for power9-misc command-line option.
17643 (rs6000_builtin_mask_names): Add entry for power9-misc
17644 command-line option.
17645 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
17646 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
17647 RS6000_BTM_P9_MISC macros.
17648 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
17649 option and change the description of the -mpower9-vector option to
17650 enable only vector instructions, removing its erroneously claimed
17651 support for scalar instructions.
17652 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17653 the ISA 3.0 digital floating point test significance built-in
17656 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
17658 * config/aarch64/aarch64.c (cortexa35_tunings):
17659 Enable AES fusion. Use cortexa57_branch_cost.
17660 (cortexa53_tunings): Use cortexa57_branch_cost.
17661 (cortexa72_tunings): Use cortexa57_branch_cost.
17662 Use AUTOPREFETCHER_WEAK.
17663 (cortexa73_tunings): Use cortexa57_branch_cost.
17665 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17666 James Greenhalgh <james.greenhalgh@arm.com>
17668 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
17669 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
17670 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
17671 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
17672 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
17673 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
17674 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
17675 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
17676 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
17677 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
17678 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
17679 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
17680 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
17683 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
17684 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17686 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
17688 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
17690 2016-06-30 David Malcolm <dmalcolm@redhat.com>
17693 * gcc.c (driver::build_option_suggestions): Pass "option" to
17694 add_misspelling_candidates.
17695 * opts-common.c (add_misspelling_candidates): Add "option" param;
17696 use it to avoid adding negated forms for options marked with
17698 * opts.h (add_misspelling_candidates): Add "option" param.
17700 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17702 PR middle-end/71693
17703 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
17704 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
17705 first when permuting bitwise operation with rotate. Cast
17706 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
17708 2016-06-29 David Malcolm <dmalcolm@redhat.com>
17710 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
17711 for misspelled param names.
17712 * params.c: Include spellcheck.h.
17713 (find_param_fuzzy): New function.
17714 * params.h (find_param_fuzzy): New prototype.
17715 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
17716 * spellcheck.h (struct edit_distance_traits<const char *>):
17719 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
17721 * config/rs6000/predicates.md (const_0_to_7_operand): New
17722 predicate, recognize 0..7.
17723 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
17724 support for doing extracts from V16QImode, V8HImode, V4SImode
17726 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
17727 vector extract support.
17728 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
17729 for ISA 3.0 vector extract.
17730 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
17731 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
17732 extracts of a constant element number from small integer vectors
17733 on 64-bit ISA 3.0 systems.
17734 (vsx_extract_<mode>_di): Likewise.
17735 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
17736 say when we can do ISA 3.0 vector extracts.
17737 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
17738 registers, using the stxsiwx instruction.
17740 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
17742 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
17743 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
17744 qdf24xx_regmove_cost, qdf24xx_tunings): New.
17745 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
17746 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
17747 * config/arm/arm.c (arm_qdf24xx_tune): New.
17749 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
17751 * config/aarch64/aarch64.c (cortexa53_tunings):
17752 Increase loop alignment to 8. Set function alignment to 16.
17753 (cortexa35_tunings): Likewise.
17754 (cortexa57_tunings): Increase loop alignment to 8.
17755 (cortexa72_tunings): Likewise.
17756 (cortexa73_tunings): Likewise.
17758 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
17760 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
17761 for arm_fp16_ok and arm_fp16_hw.
17762 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
17763 arm_fp16_alternative.
17765 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
17767 PR tree-optimization/71655
17768 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
17769 types when swapping operands.
17771 2016-06-29 Martin Liska <mliska@suse.cz>
17773 PR middle-end/71585
17774 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
17775 * ipa-inline-transform.c (inline_call): Remove unnecessary call
17776 of build_optimization_node.
17778 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
17780 PR tree-optimization/70729
17781 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
17782 independent in loops having positive safelen value.
17783 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17784 it may be not valid after vectorization.
17786 2016-06-29 Jakub Jelinek <jakub@redhat.com>
17788 PR tree-optimization/71625
17789 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
17790 is sorted by ascending list->offset. If PTR is non-NULL and there is
17791 previous strinfo, call get_stridx_plus_constant.
17792 (get_stridx): Pass exp as second argument to get_addr_stridx.
17793 (addr_stridxptr): Add missing list = list->next, so that there can be
17794 more than one entries in the list. Bump limit from 16 to 32. Ensure
17795 the list is sorted by ascending list->offset.
17796 (get_stridx_plus_constant): Adjust so that it can be also called with
17797 ADDR_EXPR instead of SSA_NAME as PTR.
17798 (handle_char_store): Pass NULL_TREE as second argument to
17801 2016-06-29 Richard Biener <rguenther@suse.de>
17803 PR rtl-optimization/68961
17804 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
17806 2016-06-29 Richard Biener <rguenther@suse.de>
17808 PR middle-end/71002
17809 * alias.c (component_uses_parent_alias_set_from): Handle
17810 type punning through union accesses by using the union alias set.
17811 * gimple.c (gimple_get_alias_set): Remove union type punning case.
17813 2016-07-29 Richard Biener <rguenther@suse.de>
17815 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
17816 precision not matching mode precision.
17818 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
17820 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
17821 pa_output_arg_descriptor.
17822 (call_val_symref_64bit_post_reload): Likewise.
17823 (call_val_powf_64bit_post_reload): Likewise.
17824 (sibcall_internal_symref_64bit): Likewise.
17825 (sibcall_value_internal_symref_64bit): Likewise.
17827 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17829 PR middle-end/71626
17830 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
17831 a constant, force its SUBREG_REG into memory or register instead
17834 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17837 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
17838 * doc/invoke.texi (AVR Options): Document it.
17840 2016-06-28 Walter Lee <walt@tilera.com>
17842 * config/tilegx/linux.h: Do not include arch/icache.h
17843 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17844 * config/tilepro/linux.h: Do not include arch/icache.h
17845 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17847 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
17849 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
17850 for big-endian BIT_FIELD_REF.
17852 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
17854 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
17855 ('size' attribute): Add '128'.
17857 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
17858 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
17859 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
17860 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
17861 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
17862 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
17863 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
17864 *trunc<mode>df2_odd): Set size attribute to '128'.
17865 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
17866 * config/rs6000/power6.md (power6-fp): Include dfp type.
17867 * config/rs6000/power7.md (power7-fp): Likewise.
17868 * config/rs6000/power8.md (power8-fp): Likewise.
17869 * config/rs6000/power9.md: New file.
17870 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
17871 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
17872 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
17874 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
17875 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
17876 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
17877 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
17878 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
17879 dfp_dscri_<mode>): Change type attribute to dfp.
17880 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
17881 attribute to vecsimple.
17882 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
17883 and prefetch streams.
17884 (rs6000_option_override_internal): Remove temporary code setting
17885 tuning to power8. Don't set rs6000_sched_groups for power9.
17886 (last_scheduled_insn): Change to rtx_insn *.
17887 (divide_cnt, vec_load_pendulum): New variables.
17888 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
17889 (rs6000_issue_rate): Set issue rate for Power9.
17890 (is_power9_pairable_vec_type): New.
17891 (power9_sched_reorder2): New.
17892 (rs6000_sched_reorder2): Call new function for Power9 specific
17894 (insn_must_be_first_in_group): Remove Power9.
17895 (insn_must_be_last_in_group): Likewise.
17896 (force_new_group): Likewise.
17897 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
17898 Initialize divide_cnt/vec_load_pendulum.
17899 (_rs6000_sched_context, rs6000_init_sched_context,
17900 rs6000_set_sched_context): Handle context save/restore of new
17903 2016-06-28 Richard Biener <rguenther@suse.de>
17905 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
17906 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
17907 COMPONENT_REF operand.
17908 (nonoverlapping_component_refs_p): Likewise.
17909 * stor-layout.c (start_bitfield_representative): Mark
17910 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
17912 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17914 * Makefile.in: Don't cat ../stage_current if it does not exist.
17916 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
17917 last argument is a bit-field.
17919 PR rtl-optimization/71673
17920 * internal-fn.c (expand_arith_overflow_result_store): Use
17921 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
17922 expand_simple_binop.
17924 PR middle-end/66867
17925 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
17926 expand_ifn_atomic_compare_exchange): New functions.
17927 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
17928 * tree.h (build_call_expr_internal_loc): Rename to ...
17929 (build_call_expr_internal_loc_array): ... this. Fix up type of
17931 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
17932 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
17933 ATOMIC_COMPARE_EXCHANGE result.
17934 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
17935 * gimple-fold.h (optimize_atomic_compare_exchange_p,
17936 fold_builtin_atomic_compare_exchange): New prototypes.
17937 * gimple-fold.c (optimize_atomic_compare_exchange_p,
17938 fold_builtin_atomic_compare_exchange): New functions..
17939 * tree-ssa.c (execute_update_addresses_taken): If
17940 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
17941 of call when finding addressable vars, and if such var becomes
17942 non-addressable, call fold_builtin_atomic_compare_exchange.
17944 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
17947 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
17948 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
17950 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
17952 * config/rs6000/rs6000.md ('type' attribute): Add
17953 veclogical,veccmpfx,vecexts,vecmove insn types.
17954 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
17955 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
17956 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
17957 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
17958 *nabs<mode>2_hw): Change type to vecmove.
17959 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
17960 *boolcc<mode>3_internal, *eqv<mode>3_internal,
17961 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
17962 *ieee_128bit_vsx_abs<mode>2_internal,
17963 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
17964 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
17965 *ieee128_mtvsrd_32bit): Change type to veclogical.
17966 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
17967 *movdi_internal32, *movdi_internal64): Update insn types.
17968 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
17969 vsx_extract_<mode>): Change type to veclogical.
17970 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
17971 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
17972 *vsx_sign_extend_si_v2di): Change type to vecexts.
17973 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
17974 type to veclogical.
17975 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
17976 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
17977 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
17978 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
17979 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
17980 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
17981 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
17982 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
17983 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
17984 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
17985 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
17986 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
17987 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
17988 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
17989 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
17990 (ppc7450-vecsimple): Add veclogical, vecmove.
17991 (ppc7450-veccmp): Add veccmpfx.
17992 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
17994 (ppc8540_vector_compare): Add veccmpfx.
17995 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
17996 * config/rs6000/cell.md (cell-fp): Add fpsimple.
17997 (cell-vecsimple): Add veclogical, vecmove.
17998 (cell-veccmp): Add veccmpfx.
17999 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
18000 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
18002 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
18003 * config/rs6000/power4.md (power4-fp): Add fpsimple.
18004 (power4-vecsimple): Add veclogical, vecmove.
18005 (power4-veccmp): Add veccmpfx.
18006 * config/rs6000/power5.md (power5-fp): Add fpsimple.
18007 * config/rs6000/power6.md (power6-fp): Add fpsimple.
18008 (power6-vecsimple): Add veclogical, vecmove.
18009 (power6-veccmp): Add veccmpfx.
18010 * config/rs6000/power7.md (power7-fp): Add fpsimple.
18011 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
18012 * config/rs6000/power8.md (power8-fp): Add fpsimple.
18013 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
18014 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
18015 * config/rs6000/titan.md (titan_fp): Add fpsimple.
18016 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
18018 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
18020 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
18023 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18024 OPTION_MASK_P9_DFORM_VECTOR.
18025 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
18026 disable -mpower9-dform-vector when using reload.
18027 (quad_address_p): Remove 'gpr_p' argument and all associated code.
18028 New 'strict' argument. Update all callers. Add strict addressing
18030 (rs6000_legitimate_offset_address_p): Remove call to
18031 virtual_stack_registers_memory_p.
18032 (rs6000_legitimize_reload_address): Add quad address support.
18033 (rs6000_legitimate_address_p): Move call to quad_address_p above
18034 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
18035 to account for new strict usage.
18036 (rs6000_output_move_128bit): Adjust quad_address_p args to account
18037 for new strict usage.
18038 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
18040 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
18047 * config/i386/i386.c (ix86_spill_class): Disable condition to
18048 always return NO_REGS.
18050 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
18052 * predict.c: Include gimple-pretty-print.h
18053 (predicted_by_loop_heuristics_p): Check also
18054 PRED_LOOP_EXIT_WITH_RECURSION
18055 (predict_loops): Find self recursive calls and use special purpose
18056 predictors for them; dump log about decisions.
18057 (pass_profile::execute): Dump info about #of iterations.
18058 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
18059 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
18061 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
18063 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
18064 output_asm_insn calls and shorten long lines. Output .CALL
18065 argument descriptor using pa_output_arg_descriptor. Add various
18066 inline $$dyncall and other optimizations.
18067 (pa_attr_length_indirect_call): Adjust ordering and lengths.
18069 2016-06-25 Jakub Jelinek <jakub@redhat.com>
18071 PR tree-optimization/71643
18072 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
18075 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
18076 leak a bitmap if dep_bb is NULL.
18078 PR tree-optimization/71631
18079 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
18080 to rewrite_expr_tree even if negate_result, move new_lhs var
18081 declaration and initialization earlier, for powi_result set afterwards
18082 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
18083 if new_lhs != lhs, and don't shadow gsi var.
18085 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
18087 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
18088 Add in_loop parameter.
18089 (predict_loops): Add loop guard heuristics.
18090 * predict.def (PRED_LOOP_GUARD): New heuristics.
18092 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
18094 * predict.c: Include ipa-utils.h
18095 (tree_bb_level_prediction): Predict recursive calls.
18096 (tree_estimate_probability_bb): Skip inexpensive calls for call
18098 * predict.def (PRED_RECURSIVE_CALL): New.
18100 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18102 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
18103 (BU_FLOAT128_1): Likewise.
18105 (COPYSIGNQ): Likewise.
18106 (RS6000_BUILTIN_NANQ): Likewise.
18107 (RS6000_BUILTIN_NANSQ): Likewise.
18108 (RS6000_BUILTIN_INFQ): Likewise.
18109 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
18110 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
18111 (TARGET_FOLD_BUILTIN): New #define.
18112 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
18113 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
18114 (rs6000_fold_builtin): New target hook implementation, handling
18115 folding of 128-bit NaNs and infinities.
18116 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
18117 entries are filled in to avoid problems during bootstrap
18118 self-test; define builtins for 128-bit NaNs and infinities.
18119 (rs6000_opt_mask): Add entry for float128.
18120 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
18121 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
18122 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
18123 (const_str_type_node): New #define.
18124 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
18125 to a define_expand that dispatches to either copysign<mode>3_soft
18126 or copysign<mode>3_hard.
18127 (copysign<mode>3_hard): Rename from copysign<mode>3.
18128 (copysign<mode>3_soft): New define_insn.
18129 * doc/extend.texi: Document new builtins.
18131 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18133 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
18134 PRIu64 instead of lu.
18136 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
18139 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
18140 copy the type name.
18142 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18144 PR tree-optimization/71647
18145 * omp-low.c (lower_rec_input_clauses): Convert
18146 omp_clause_aligned_alignment (c) to size_type_node for the
18147 last argument of __builtin_assume_aligned.
18149 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
18151 * configure.ac (calling ___tls_get_addr via GOT): New
18152 assembler/linker check.
18153 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
18154 assembler and linker supports calling ___tls_get_addr via GOT.
18155 Otherise, defined to 0.
18156 * config.in: Regenerated.
18157 * configure: Likewise.
18158 * config/i386/constraints.md (Yb): New constraint.
18159 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
18160 (REG_CLASS_NAMES): Likewise.
18161 (REG_CLASS_CONTENTS): Likewise.
18162 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
18163 the b constraint with the Yb constraint. Call ___tls_get_addr
18164 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
18166 (*tls_local_dynamic_base_32_gnu): Likewise.
18167 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
18168 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
18169 (*tls_local_dynamic_base_64_<mode>): Likewise.
18171 2016-06-24 Martin Liska <mliska@suse.cz>
18173 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
18174 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
18176 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
18177 argument to true if the expected number of iterations is
18180 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
18182 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
18183 assemble for 32bit target.
18184 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
18185 and $ld_ix86_gld_32_opt to link for 32bit target.
18186 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
18187 * configure: Regenerate.
18189 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18191 * config/arm/arm.c (int_log2): Delete definition and prototype.
18192 (shift_op): Use exact_log2 instead of int_log2.
18193 (vfp3_const_double_for_fract_bits): Likewise.
18195 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18197 * internal-fn.c (expand_arith_set_overflow): New function.
18198 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
18200 (expand_arith_overflow_result_store): Likewise. Handle precision
18201 smaller than mode precision.
18202 * tree-vrp.c (extract_range_basic): For imag part, handle
18203 properly signed 1-bit precision result.
18204 * doc/extend.texi (__builtin_add_overflow): Document that last
18205 argument can't be pointer to enumerated or boolean type.
18206 (__builtin_add_overflow_p): Document that last argument can't
18207 have enumerated or boolean type.
18209 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18210 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18212 * config/rs6000/predicates.md (splat_input_operand): Rework.
18213 Don't allow constants, since the insns that use this predicate
18214 don't support constants. Constants are handled by other insns
18215 that are created via combine. During and after register
18216 allocation, only allow indexed or indirect addresses, and not
18217 general addresses. Only allow modes supported by the hardware.
18218 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
18219 comment. Move check for using VSPLTIS<x> to a common location,
18220 instead of doing it in two different places.
18222 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
18224 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18225 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
18226 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
18227 signature_CENTAUR_ebx.
18229 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
18233 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
18234 (as_ix86_gas_32_opt): This.
18235 (ld_ix86_tls_ldm_opt): Renamed to ...
18236 (ld_ix86_gld_32_opt): This.
18237 (R_386_TLS_LDM reloc): Updated.
18238 (R_386_GOT32X reloc): New assembler/linker check.
18239 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
18240 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
18242 * config.in: Regenerated.
18243 * configure: Likewise.
18244 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
18245 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
18246 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
18247 if ix86_force_load_from_GOT_p returns true.
18248 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
18249 ix86_force_load_from_GOT_p returns true.
18250 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
18251 the external function address via the GOT slot.
18252 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
18253 HAVE_AS_IX86_GOT32X before returning false.
18254 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
18255 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
18257 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
18259 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
18261 2016-06-23 Andi Kleen <ak@linux.intel.com>
18263 * Makefile.in: Regenerate.
18264 * doc/install.texi: Document autoprofiledbootstrap.
18266 2016-06-23 Andi Kleen <ak@linux.intel.com>
18268 * config/i386/gcc-auto-profile: New file.
18270 2016-06-23 Martin Liska <mliska@suse.cz>
18272 PR middle-end/71619
18273 * predict.c (predict_loops): Revert the hunk that was removed
18276 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
18278 * config.gcc: Add support for arm*-*-phoenix* targets.
18279 * config/arm/t-phoenix: New.
18280 * config/phoenix.h: New.
18282 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
18283 H.J. Lu <hongjiu.lu@intel.com>
18286 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
18287 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
18288 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
18289 ix86_force_load_from_GOT_p returns true.
18290 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
18291 ix86_force_load_from_GOT_p returns true.
18292 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
18293 ix86_force_load_from_GOT_p returns true.
18294 (ix86_expand_move): Load the external function address via the
18295 GOT slot if ix86_force_load_from_GOT_p returns true.
18296 * config/i386/predicates.md (x86_64_immediate_operand): Return
18297 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
18298 (x86_64_zext_immediate_operand): Ditto.
18300 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
18302 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
18304 2016-06-22 David Malcolm <dmalcolm@redhat.com>
18307 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
18308 * diagnostic.c (pedwarn_at_rich_loc): New function.
18309 * spellcheck.h (best_match::best_match): Add a
18310 "best_distance_so_far" optional parameter.
18311 (best_match::set_best_so_far): New method.
18312 (best_match::get_best_distance): New accessor.
18313 (best_match::get_best_candidate_length): New accessor.
18315 2016-06-22 Nick Clifton <nickc@redhat.com>
18317 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
18318 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
18319 modes are accepted as well.
18320 (ucompare_loc_descriptor): Likewise.
18321 (minmax_loc_descriptor): Likewise.
18322 (clz_loc_descriptor): Likewise.
18323 (popcount_loc_descriptor): Likewise.
18324 (bswap_loc_descriptor): Likewise.
18325 (rotate_loc_descriptor): Likewise.
18326 (mem_loc_descriptor): Likewise.
18327 (loc_descriptor): Likewise.
18329 2016-06-22 David Malcolm <dmalcolm@redhat.com>
18331 * common.opt (fdiagnostics-parseable-fixits): New option.
18332 * diagnostic.c: Include "selftest.h".
18333 (print_escaped_string): New function.
18334 (print_parseable_fixits): New function.
18335 (diagnostic_report_diagnostic): Call print_parseable_fixits.
18336 (selftest::assert_print_escaped_string): New function.
18337 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
18338 (selftest::test_print_escaped_string): New function.
18339 (selftest::test_print_parseable_fixits_none): New function.
18340 (selftest::test_print_parseable_fixits_insert): New function.
18341 (selftest::test_print_parseable_fixits_remove): New function.
18342 (selftest::test_print_parseable_fixits_replace): New function.
18343 (selftest::diagnostic_c_tests): New function.
18344 * diagnostic.h (struct diagnostic_context): Add field
18345 "parseable_fixits_p".
18346 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
18347 -fdiagnostics-parseable-fixits.
18348 (-fdiagnostics-parseable-fixits): New option.
18349 * opts.c (common_handle_option): Handle
18350 -fdiagnostics-parseable-fixits.
18351 * selftest-run-tests.c (selftest::run_tests): Call
18352 selftest::diagnostic_c_tests.
18353 * selftest.h (selftest::diagnostic_c_tests): New prototype.
18355 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
18357 PR tree-optimization/71488
18358 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
18359 comparison of boolean vectors.
18360 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
18361 of boolean vectors using bitwise operations.
18363 2016-06-22 Andreas Schwab <schwab@suse.de>
18365 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
18366 Remove declaration.
18368 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
18370 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
18372 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
18374 * config/i386/i386.c (print_reg): Emit an error message on attempt to
18377 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18379 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
18380 * config/arm/arm-cores.def (cortex-a73): New entry.
18381 (cortex-a73.cortex-a35): Likewise.
18382 (cortex-a73.cortex-a53): Likewise.
18383 * config/arm/arm-tables.opt: Regenerate.
18384 * config/arm/arm-tune.md: Likewise.
18385 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
18386 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
18387 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
18388 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
18389 * doc/invoke.texi (ARM Options): Document cortex-a73,
18390 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
18392 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18394 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
18395 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
18396 (cortex-a73.cortex-a35): Likewise.
18397 (cortex-a73.cortex-a53): Likewise.
18398 * config/aarch64/aarch64-tune.md: Regenerate.
18399 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
18400 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
18403 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18405 * configure.ac (gcc_cv_as_compress_debug): Remove
18406 --compress-debug-sections as extra as switch.
18407 Handle gas --compress-debug-sections=type.
18408 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
18409 Handle gld --compress-debug-sections=type.
18410 * configure: Regenerate.
18412 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
18414 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
18416 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
18418 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
18419 (do_rewrite): likewise.
18421 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18423 * common/config/mep/mep-common.c: Remove.
18424 * config.gcc: Remove mep-* support.
18425 * config/mep/constraints.md: Remove.
18426 * config/mep/default.h: Remove.
18427 * config/mep/intrinsics.h: Remove.
18428 * config/mep/intrinsics.md: Remove.
18429 * config/mep/ivc2-template.h: Remove.
18430 * config/mep/mep-c5.cpu: Remove.
18431 * config/mep/mep-core.cpu: Remove.
18432 * config/mep/mep-default.cpu: Remove.
18433 * config/mep/mep-ext-cop.cpu: Remove.
18434 * config/mep/mep-intrin.h: Remove.
18435 * config/mep/mep-ivc2.cpu: Remove.
18436 * config/mep/mep-pragma.c: Remove.
18437 * config/mep/mep-protos.h: Remove.
18438 * config/mep/mep.c: Remove.
18439 * config/mep/mep.cpu: Remove.
18440 * config/mep/mep.h: Remove.
18441 * config/mep/mep.md: Remove.
18442 * config/mep/mep.opt: Remove.
18443 * config/mep/predicates.md: Remove.
18444 * config/mep/t-mep: Remove.
18445 * doc/install.texi: Remove mep-* documentation.
18446 * doc/md.texi: Likewise.
18448 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18450 * config.gcc: Remove support for avr-rtems.
18451 * config/avr/gen-avr-mmcu-specs.c: Likewise.
18452 * config/avr/rtems.h: Remove.
18453 * config/avr/t-rtems: Remove.
18455 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18457 * config.gcc: Remove m32r-rtems support.
18458 * config/m32r/rtems.h: Remove.
18460 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18462 * config.gcc: Remove h8300-rtems support.
18463 * config/h8300/rtems.h: Remove.
18464 * config/h8300/t-rtems: Remove.
18466 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18468 * config.gcc: Remove support for knetbsd.
18469 * configure.ac: Likewise.
18470 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
18471 * config/knetbsd-gnu.h: Remove.
18472 * configure: Regenerate.
18474 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18476 * config.gcc: Remove support for openbsd 2 and 3.
18477 * config/openbsd-oldgas.h: Remove.
18479 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18481 * config.gcc: Remove interix support.
18482 * config/i386/i386-interix.h: Remove.
18483 * config/i386/interix.opt: Remove.
18484 * config/i386/t-interix: Remove.
18485 * configure: Regenerate.
18486 * configure.ac: Remove interix support.
18487 * doc/install.texi: Remove interix documentation.
18489 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
18491 * config/rs6000/rs6000.h: Add conditional preprocessing directives
18492 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
18495 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
18497 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
18498 they are both PLACEHOLDER_EXPRs.
18500 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18502 * stor-layout.c (layout_type): Move setting complex MODE to
18503 layout_type, instead of setting it ahead of time by the caller.
18504 * tree.c (build_complex_type): Likewise.
18506 2016-06-21 Martin Liska <mliska@suse.cz>
18508 * predict.c (force_edge_cold): Replace imposisble with
18511 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
18513 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
18514 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
18516 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
18518 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
18520 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
18521 Ilya Enkovich <ilya.enkovich@intel.com>
18524 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
18525 New member function to convert V1TImode register to SUBREG
18526 TImode in debug insn.
18527 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
18528 after changing register mode to V1TImode.
18530 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
18532 * config/aarch64/aarch64-cores.def (vulcan): New core.
18533 * config/aarch64/aarch64-tune.md: Regenerate.
18534 * doc/invoke.texi: Document vulcan as an available option.
18536 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
18538 * cse.c (canon_asm_operands): New function extracted from...
18539 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
18540 either standalone or member of a PARALLEL.
18542 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
18545 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
18546 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
18547 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
18549 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
18552 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
18553 constant addresses if can_create_pseudo_p.
18555 2016-06-21 Jakub Jelinek <jakub@redhat.com>
18557 PR tree-optimization/71588
18558 * tree-ssa-strlen.c (valid_builtin_call): New function.
18559 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
18562 2016-06-20 Jakub Jelinek <jakub@redhat.com>
18564 PR middle-end/71581
18565 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
18566 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
18567 for conversion of scalar user var to complex type and use the
18568 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
18571 PR rtl-optimization/71591
18572 * toplev.c (toplev::run_self_tests): If no_backend, complain and
18573 don't run any tests.
18575 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
18578 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
18579 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
18580 space for PIC with non-v32 and the common non-PIC "jump".
18582 2016-06-20 Jakub Jelinek <jakub@redhat.com>
18585 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
18586 returned values and add UN*/LTGT/*ORDERED cases with values matching
18587 D operand modifier on vcmp for AVX.
18589 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18591 * config/aarch64/aarch64.opt
18592 (mpc-relative-literal-loads): Rename internal option name.
18593 * config/aarch64/aarch64.c
18594 (aarch64_nopcrelative_literal_loads): Rename to
18595 aarch64_pcrelative_literal_loads.
18596 (aarch64_expand_mov_immediate): Likewise.
18597 (aarch64_secondary_reload): Likewise.
18598 (aarch64_can_use_per_function_literal_pools_p): Likewise.
18599 (aarch64_override_options_after_change_1): Rename and simplify logic.
18600 (aarch64_classify_symbol): Merge large model checks into switch,
18601 remove pc-relative load check.
18603 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18605 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
18606 costs relative to the cost of a register move.
18608 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18610 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
18611 (vcvt_n_f64_u64): Likewise.
18612 (vcvt_n_s64_f64): Likewise.
18613 (vcvt_n_u64_f64): Likewise.
18614 (vcvt_f64_s64): Likewise.
18615 (vrecpe_f64): Likewise.
18616 (vcvt_f64_u64): Likewise.
18617 (vrecps_f64): Likewise.
18619 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18621 * config/aarch64/aarch64.md
18622 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
18624 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
18626 * config/aarch64/aarch64-builtins.c
18627 (aarch64_types_binop_uss_qualifiers): Delete.
18628 (TYPES_BINOP_USS): Likewise.
18629 (aarch64_types_binop_sus_qualifiers): Likewise.
18630 (TYPES_BINOP_SUS): Likewise.
18631 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
18632 (TYPES_FCVTIMM_SUS): Likewise.
18633 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
18635 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
18636 (fcvtzs): Use SHIFTIMM rather than BINOP.
18637 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
18639 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18641 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
18642 costs relative to the cost of a register move.
18644 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18646 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
18647 Allow scalar/single vector modes to be tieable.
18649 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18651 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
18653 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18655 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
18657 * tree.h (TYPE_ALIGN): Likewise.
18659 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18662 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
18664 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18666 * config/avr/avr.c (avr_print_operand): Fix "format not a string
18667 literal" build warnings.
18668 (avr_print_operand_address): Dito.
18670 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
18673 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
18674 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
18676 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
18678 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
18680 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
18683 * reload1.c (reload): Pass 0 to finish_spills when called because
18684 update_eliminables_and_spill returns true and remove did_spill.
18685 (finish_spills): Adjust comment and document GLOBAL parameter.
18687 2016-06-17 DJ Delorie <dj@redhat.com>
18690 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
18691 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
18692 (umulqihi3_virt): Likewise.
18693 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
18694 (umulqihi3_real): Likewise.
18696 2016-06-17 Martin Liska <mliska@suse.cz>
18698 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
18700 2016-06-17 Martin Liska <mliska@suse.cz>
18702 * predict.def: PRED_LOOP_EXIT from 92 to 85.
18704 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
18706 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
18708 (vaddq_f32): Likewise.
18709 (vmul_f32): Likewise.
18710 (vmulq_f32): Likewise.
18711 (vsub_f32): Likewise.
18712 (vsubq_f32): Likewise.
18714 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18716 PR tree-optimization/71347
18717 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
18718 cost for all uses in group.
18720 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18722 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
18723 insert gimple seq if it's not empty.
18725 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18727 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
18729 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
18730 rather than OFFSET.
18731 (comp_dr_with_seg_len_pair): Ditto.
18732 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
18733 struct dr_with_seg_len_pair against DR_OFFSET.
18734 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
18735 DR_OFFSET directly.
18737 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
18739 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
18741 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
18743 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
18744 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
18745 (pa_output_millicode_call): Likewise.
18746 (pa_output_call): Likewise.
18747 (pa_output_indirect_call): Likewise.
18748 (pa_asm_output_mi_thunk): Likewise.
18750 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18752 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
18754 2016-06-16 Martin Liska <mliska@suse.cz>
18756 * predict.c (combine_predictions_for_insn): When we find a first
18757 match predictor, we should consider just predictors with
18758 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
18759 DS theory predictor.
18760 (combine_predictions_for_bb): Likewise.
18762 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18764 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
18765 with base of reference to struct.
18767 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18769 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
18771 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18774 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
18775 progmem_swtable_section.
18776 (progmem_swtable_section): Remove.
18777 (avr_asm_function_rodata_section): Remove.
18778 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
18779 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
18781 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
18783 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18784 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
18785 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
18786 signature_CENTAUR_ebx.
18787 * config/i386/i386.c (ix86_option_override_internal): Add
18788 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
18789 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
18790 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
18792 2016-06-16 Martin Liska <mliska@suse.cz>
18794 * predict.def: Add fortran loop preheader predictor.
18795 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
18796 fold IFN_BUILTIN_EXPECT with a known constant argument.
18798 2016-06-16 Martin Liska <mliska@suse.cz>
18800 * predict.def: Add 'Fortran' to display text of all
18801 PRED_FORTRAN_* predictors.
18803 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18806 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
18807 [IA64_BUILTIN_NANSQ]: Ditto.
18808 (ia64_fold_builtin): New function.
18809 (TARGET_FOLD_BUILTIN): New define.
18810 (ia64_init_builtins) Declare const_string_type node.
18811 Add __builtin_nanq and __builtin_nansq builtin functions.
18812 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
18814 2016-06-16 Nick Clifton <nickc@redhat.com>
18816 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
18817 MSP430_HWMULT_ prefix to enum values.
18818 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
18819 * config/msp430/msp430.c: Update use of enum values.
18820 * config/msp430/msp430.md: Likewise.
18821 * config/msp430/msp430.opt: Likewise.
18823 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
18825 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
18826 of comparsions in the last iteration.
18828 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18829 Joern Rennecke <joern.rennecke@embecosm.com>
18831 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
18833 (arc_needs_pcl_p): Add GOTOFFPC.
18834 (arc_legitimate_pic_addr_p): Likewise.
18835 (arc_output_pic_addr_const): Likewise.
18836 (arc_legitimize_pic_address): Generate a pc-relative address using
18838 (arc_output_libcall): Use @pcl syntax.
18839 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
18840 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
18841 (*movsi_insn): Use @pcl syntax.
18842 (doloop_begin_i): Likewise.
18844 2016-06-16 Martin Liska <mliska@suse.cz>
18846 * predict.def: Define a new predictor.
18848 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18850 * config/arc/arc.opt (mtp-regno): Update text.
18852 2016-06-16 Renlin Li <renlin.li@arm.com>
18854 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
18856 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18859 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
18860 (setcc + and peephole2): Likewise.
18862 PR rtl-optimization/71532
18863 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
18866 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
18868 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
18869 DImode constants with XXSPLTIB in vector registers.
18870 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
18871 vsx_extract_<mode>_internal{1,2} into a single insn that handles
18872 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
18873 extraction of the element at the top of the register as a scalar
18875 (vsx_extract_<mode>_internal1): Likewise.
18876 (vsx_extract_<mode>_internal2): Likewise.
18877 * config/rs6000/constraints.md (wi constraint): Remove a comment
18878 about DImode not being allowed in Altivec registers.
18879 (wB constraint): New constraint for constants that can be
18880 generated in Altivec registers with VSPLTISW/VUPKHSW.
18881 * config/rs6000/predicates.md (xxspltib_constant_split): Update
18883 (xxspltib_constant_nosplit): Likewise.
18884 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
18885 support for -mupper-regs-di to enable DImode to go into Altivec
18887 (POWERPC_MASKS): Likewise.
18888 (power7 cpu): Likewise.
18889 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
18890 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
18891 for DImode being allowed in Altivec registers. Update wi/wj
18892 constraints. Set scalar_in_vmx_p flag.
18893 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
18894 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
18895 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
18896 (rs6000_opt_masks): Add -mupper-regs-di.
18897 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
18898 direct move to use wi and not wj.
18899 (lfiwzx): Likewise.
18900 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
18902 (floatunssi<mode>2_lfiwzx_mem): Likewise.
18903 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
18904 any VSX register, instead of just Altivec registers, to allow
18905 either operand to be an Altivec register or both.
18906 (fixuns_trunc<mode>di2_fctiduz): Likewise.
18907 (movdi_internal32): Add support for -mupper-regs-di. Add support
18908 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
18909 the alternatives and attributes to be lined up to be easier to
18911 (movdi_internal64): Likewise.
18912 (64-bit DImode splitters): Change predicates to only split loading
18913 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
18914 load constants in ISA 3.0 or ISA 2.07 respectively.
18915 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
18916 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
18917 mention -mcpu=power9 sets these options.
18918 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
18921 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
18924 * config/avr/avr.c (avr_set_current_function): Warn misspelled
18925 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
18926 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
18927 by default to warn misspelled interrupt/ signal handler.
18928 * doc/invoke.texi (AVR Options): Document it. Update description
18929 for -nodevicelib option.
18931 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18933 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
18934 up parentheses. Use GET_MODE_UNIT_BITSIZE.
18935 (aarch64_<sur>shll2_n<mode>): Likewise.
18937 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
18939 PR middle-end/71529
18940 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
18941 DECL_CONTEXT for copied arguments.
18943 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18945 PR tree-optimization/71483
18946 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
18949 2016-06-15 Martin Liska <mliska@suse.cz>
18951 * predict.c (tree_predict_by_opcode): Call predict_edge_def
18952 instead of predict_edge w/o a probability.
18954 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18956 PR tree-optimization/71439
18957 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
18960 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18962 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
18963 register subregs in SET_SRC.
18965 2016-06-15 Richard Biener <rguenther@suse.de>
18967 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
18968 store restrictions.
18970 2016-06-15 Richard Biener <rguenther@suse.de>
18972 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
18973 not consider dependences between accesses that belong to the
18975 (vect_analyze_data_ref_dependences): Do not analyze read-read
18976 or self-dependences.
18978 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18980 * spellcheck-tree.c: Include spellcheck-tree.h rather than
18982 (find_closest_identifier): Reimplement in terms of
18983 best_match<tree,tree>.
18984 * spellcheck-tree.h: New file.
18985 * spellcheck.c (struct edit_distance_traits<const char *>): New
18987 (find_closest_string): Reimplement in terms of
18988 best_match<const char *, const char *>.
18989 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
18990 overload to spellcheck-tree.h.
18991 (find_closest_identifier): Likewise.
18992 (struct edit_distance_traits<T>): New template.
18993 (class best_match): New class.
18995 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18997 * selftest-run-tests.c (selftest::run_tests): Call
18998 selftest::spellcheck_tree_c_tests.
18999 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
19000 * spellcheck-tree.c: Include selftest.h and stringpool.h.
19001 (selftest::test_find_closest_identifier): New function.
19002 (selftest::spellcheck_tree_c_tests): New function.
19003 * spellcheck.c (selftest::test_find_closest_string): Verify that
19004 the order of the vec does not affect the results for this case.
19005 (selftest::test_data): New array.
19006 (selftest::test_metric_conditions): New function.
19007 (selftest::spellcheck_c_tests): Add a test of case-comparison.
19008 Call selftest::test_metric_conditions.
19010 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19012 * config/rs6000/rs6000-builtin.def (commentary): Typo.
19013 (BU_P9_MISC_1): Likewise.
19014 (BU_P9_64BIT_MISC_0): Likewise.
19015 (BU_P9_MISC_0): Likewise.
19017 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19019 * gcc-rich-location.c
19020 (gcc_rich_location::add_fixit_misspelled_id): New method.
19021 * gcc-rich-location.h
19022 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
19024 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
19026 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
19027 FreeBSD 11 and above.
19029 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
19031 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
19033 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19035 * expmed.h: Close parenthesis in "at your option" in copyright
19037 * lower-subreg.h: Likewise.
19039 2016-06-14 Richard Biener <rguenther@suse.de>
19041 PR middle-end/71526
19042 * genmatch.c (expr::gen_transform): Use in_type for comparisons
19045 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19047 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
19049 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
19050 mask+shift version.
19051 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
19053 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
19054 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
19056 2016-06-14 Richard Biener <rguenther@suse.de>
19058 PR tree-optimization/71522
19059 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
19060 copying into float copying.
19062 2016-06-14 Jakub Jelinek <jakub@redhat.com>
19064 PR tree-optimization/71520
19065 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
19066 (replace_block_by): Move user labels from bb1 to bb2.
19068 2016-06-14 Richard Biener <rguenther@suse.de>
19070 PR middle-end/71310
19072 * expr.h (get_bit_range): Declare.
19073 * expr.c (get_bit_range): Export.
19074 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
19075 word_mode again to constrain the bitfield access.
19077 2016-06-14 Richard Biener <rguenther@suse.de>
19079 PR tree-optimization/71521
19080 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
19081 division int_const_binop against zero divisor.
19083 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19085 * config/i386/i386.md (signbittf2): New expander.
19086 * config/i386/sse.md (ptesttf2): New insn pattern.
19088 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19091 * input.c (selftest::test_reading_source_line): Avoid reading from
19092 __FILE__ by creating a tempfile with known content and reading
19095 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19097 * pretty-print.c (assert_pp_format_colored): Skip the test if
19099 (test_pp_format): Remove comment about GCC_COLORS.
19101 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19103 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
19104 * pretty-print.c (assert_pp_format_va): Add location param and use
19105 it with ASSERT_STREQ_AT.
19106 (assert_pp_format): Add location param and pass it to
19107 assert_pp_format_va.
19108 (assert_pp_format_colored): Likewise.
19109 (ASSERT_PP_FORMAT_1): New.
19110 (ASSERT_PP_FORMAT_2): New.
19111 (ASSERT_PP_FORMAT_3): New.
19112 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
19113 explicitly, or implicitly via the above macros.
19114 * selftest.c (selftest::pass): Use a selftest::location rather
19115 than file and line.
19116 (selftest::fail): Likewise. Print the function name.
19117 (selftest::fail_formatted): Likewise.
19118 (selftest::assert_streq): Use a selftest::location rather than
19120 * selftest.h (selftest::location): New struct.
19121 (SELFTEST_LOCATION): New macro.
19122 (selftest::pass): Accept a const location & rather than file
19124 (selftest::fail): Likewise.
19125 (selftest::fail_formatted): Likewise.
19126 (selftest::assert_streq): Likewise.
19127 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
19128 (ASSERT_FALSE): Likewise.
19129 (ASSERT_EQ): Likewise.
19130 (ASSERT_NE): Likewise.
19131 (ASSERT_STREQ): Likewise.
19132 (ASSERT_PRED1): Likewise.
19133 (ASSERT_STREQ_AT): New macro.
19135 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19137 * selftest.c (selftest::fail_formatted): New function.
19138 (selftest::assert_streq): New function.
19139 * selftest.h (selftests::fail_formatted): New decl.
19140 (selftest::assert_streq): New decl.
19141 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
19143 2016-06-13 Jeff Law <law@redhat.com>
19145 PR tree-optimization/71403
19146 * tree-ssa-threadbackward.c
19147 (convert_and_register_jump_thread_path): No longer accept reference
19148 to path. Do not pop items off the path anymore.
19149 (fsm_find_control_statement_thread_paths): Do not allow threading
19150 to a deeper loop nest. Pop the last item off the path here rather
19151 than in convert_and_register_jump_thread_path.
19153 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19154 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
19156 [AArch64] Emit division using the Newton series
19158 * config/aarch64/aarch64-protos.h
19159 (cpu_approx_modes): Add new member "division".
19160 (aarch64_emit_approx_div): Declare new function.
19161 * config/aarch64/aarch64.c
19162 (generic_approx_modes): New member "division".
19163 (exynosm1_approx_modes): Likewise.
19164 (xgene1_approx_modes): Likewise.
19165 (aarch64_emit_approx_div): Define new function.
19166 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
19167 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
19168 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
19169 * doc/invoke.texi (-mlow-precision-div): Describe new option.
19171 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19172 Wilco Dijkstra <wilco.dijkstra@arm.com>
19174 [AArch64] Emit square root using the Newton series
19176 * config/aarch64/aarch64-protos.h
19177 (aarch64_emit_approx_rsqrt): Replace with new function
19178 "aarch64_emit_approx_sqrt".
19179 (cpu_approx_modes): New member "sqrt".
19180 * config/aarch64/aarch64.c
19181 (generic_approx_modes): New member "sqrt".
19182 (exynosm1_approx_modes): Likewise.
19183 (xgene1_approx_modes): Likewise.
19184 (aarch64_emit_approx_rsqrt): Replace with new function
19185 "aarch64_emit_approx_sqrt".
19186 (aarch64_override_options_after_change_1): Handle new option.
19187 * config/aarch64/aarch64-simd.md
19188 (rsqrt<mode>2): Use new function instead.
19189 (sqrt<mode>2): New expansion and insn definitions.
19190 * config/aarch64/aarch64.md: Likewise.
19191 * config/aarch64/aarch64.opt
19192 (mlow-precision-sqrt): Add new option description.
19193 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
19195 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19197 [AArch64] Add more choices for the reciprocal square root approximation
19199 Allow a target to prefer such operation depending on the operation mode.
19201 * config/aarch64/aarch64-protos.h
19202 (AARCH64_APPROX_MODE): New macro.
19203 (AARCH64_APPROX_{NONE,ALL}): Likewise.
19204 (cpu_approx_modes): New structure.
19205 (tune_params): New member "approx_modes".
19206 * config/aarch64/aarch64-tuning-flags.def
19207 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
19208 * config/aarch64/aarch64.c
19209 (generic_approx_modes): New core "cpu_approx_modes" structure.
19210 (exynosm1_approx_modes): Likewise.
19211 (xgene1_approx_modes): Likewise.
19212 (generic_tunings): New member "approx_modes".
19213 (cortexa35_tunings): Likewise.
19214 (cortexa53_tunings): Likewise.
19215 (cortexa57_tunings): Likewise.
19216 (cortexa72_tunings): Likewise.
19217 (exynosm1_tunings): Likewise.
19218 (thunderx_tunings): Likewise.
19219 (xgene1_tunings): Likewise.
19220 (use_rsqrt_p): New argument for the mode and use new member from
19222 (aarch64_builtin_reciprocal): Devise mode from builtin.
19223 (aarch64_optab_supported_p): New argument for the mode.
19224 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
19226 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
19228 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
19229 RS6000_BTM_MODULO flag into the set of flags that are considered
19230 to be part of the common configuration.
19232 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
19234 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
19235 difference unsigned.
19236 (vec_absdb): New macro for vector absolute difference unsigned
19238 (vec_absdh): New macro for vector absolute difference unsigned
19240 (vec_absdw): New macro for vector absolute difference unsigned word.
19241 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
19242 (vadu<mode>3): New insn.
19243 (*p9_vadu<mode>3): New insn.
19244 * config/rs6000/rs6000-builtin.def (vadub): New built-in
19246 (vaduh): New built-in definition.
19247 (vaduw): New built-in definition.
19248 (vadu): New overloaded built-in definition.
19249 (vadub): New overloaded built-in definition.
19250 (vaduh): New overloaded built-in definition.
19251 (vaduw): New overloaded built-in definition.
19252 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19253 overloaded vector absolute difference unsigned functions.
19254 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
19255 the ISA 3.0 vector absolute difference unsigned built-in functions.
19257 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
19259 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
19260 update shared_lookup_references only once after changing operands.
19262 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
19264 PR middle-end/71373
19265 * tree-nested.c (convert_nonlocal_omp_clauses)
19266 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
19268 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
19269 * tree.def (CASE_LABEL_EXPR): Likewise.
19271 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
19274 * input.c (test_builtins): Fix an assertion.
19276 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19278 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
19279 (paritysi2): Ditto.
19281 (isinf<mode>2): Ditto.
19283 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19285 * ggc-tests.c (test_finalization): Only test need_finalization_p
19286 for GCC_VERSION >= 4003.
19288 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19290 * config/s390/vecintrin.h: Fix file description in comment.
19292 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19294 * config/s390/s390-builtin-types.def: Change builtin type naming
19295 scheme to match builtin-types.def.
19297 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
19299 * fold-const.c (optimize_minmax_comparison): Remove.
19300 (fold_comparison): Remove call to the above.
19301 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
19302 New transformations.
19304 2016-06-13 Alan Hayward <alan.hayward@arm.com>
19306 PR tree-optimization/71416
19307 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
19310 2016-06-13 Martin Liska <mliska@suse.cz>
19312 * predict.c (enum predictor_reason): Prefix enum with REASON_.
19313 (combine_predictions_for_insn): Likewise.
19314 (prune_predictions_for_bb): Likewise.
19315 (combine_predictions_for_bb): Likewise.
19317 2016-06-13 Richard Biener <rguenther@suse.de>
19319 PR tree-optimization/71505
19320 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
19321 assert match comment.
19323 2016-06-13 Marek Polacek <polacek@redhat.com>
19325 PR middle-end/71476
19326 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
19327 gimplify_switch_expr.
19328 (warn_switch_unreachable_r): New function.
19330 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19333 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
19336 2016-06-13 Richard Biener <rguenther@suse.de>
19338 PR middle-end/64516
19339 * fold-const.c (fold_unary_loc): Preserve alignment when
19340 folding a VIEW_CONVERT_EXPR into a MEM_REF.
19342 2016-06-13 Martin Liska <mliska@suse.cz>
19345 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
19346 w/ -fsanitize=bounds.
19348 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
19350 * config/i386/i386.c (ix86_init_builtins): Calculate
19351 FLOAT128_FTYPE_CONST_STRING function type only once.
19352 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
19353 built-in functions are available for x86-32 and x86-64 targets.
19355 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
19358 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
19359 New primitive type.
19360 (FLOAT128_FTYPE_CONST_STRING): New function type.
19361 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
19362 [IX86_BUILTIN_NANSQ]: Ditto.
19363 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
19364 (ix86_init_builtin_types): Declare const_string_type_node.
19365 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
19367 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
19368 * doc/extend.texi (x86 Built-in Functions): Document
19369 __builtin_nanq and __builtin_nansq.
19371 2016-06-11 Jiong Wang <jiong.wang@arm.com>
19374 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
19375 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
19376 length for pop patterns.
19377 (arm_attr_length_push_multi): Update comments.
19378 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
19380 (*pop_multiple_with_writeback_and_return): Likewise.
19381 (*pop_multiple_with_return): Likewise.
19383 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
19385 PR middle-end/71310
19386 * fold-const.c (optimize_bit_field_compare): Don't try to use
19387 word_mode unconditionally for reading the bit field, look at
19388 DECL_BIT_FIELD_REPRESENTATIVE instead.
19390 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
19392 PR middle-end/71478
19393 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
19394 vector integer type.
19396 2016-06-10 Jakub Jelinek <jakub@redhat.com>
19398 PR middle-end/71494
19399 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
19400 without LABEL_DECL, set *handled_ops_p to false instead of true.
19402 2016-06-10 Martin Sebor <msebor@redhat.com>
19405 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
19406 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
19407 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
19409 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
19410 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
19411 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
19412 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
19413 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
19414 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
19415 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
19416 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
19418 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
19420 * config/arm/arm.h (pool_vector_label,
19421 return_used_this_function): Remove.
19423 2016-06-10 Jeff Law <law@redhat.com>
19425 PR tree-optimization/71335
19426 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
19427 zero length paths here.
19428 (convert_and_register_jump_thread_path): Remove hacks related to
19429 duplicated blocks in the jump thread path.
19430 (fsm_find_control_statement_thread_paths): Avoid putting the same
19431 block on the thread path twice, but ensure the thread path is
19432 unchanged from the caller's point of view.
19434 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
19436 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
19437 * predict.def (PRED_LOOP_BRANCH): Remove.
19439 2016-06-10 David Malcolm <dmalcolm@redhat.com>
19441 * Makefile.in (OBJS): Add ggc-tests.o.
19442 (GTFILES): Add ggc-tests.c.
19443 * ggc-tests.c: New file.
19444 * selftest-run-tests.c (selftest::run_tests): Call
19445 selftest::ggc_tests_c_tests.
19446 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
19448 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
19450 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
19452 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
19455 * varasm.c (place_block_symbol): Adjust alignment for asan protected
19456 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
19458 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
19460 * profile.c: Include cfgloop.h.
19461 (branch_prob): Compute estimated number of iterations.
19462 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
19463 recompute estimate number of iterations from profile.
19465 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
19467 PR inline-asm/68843
19468 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
19469 must be grouped on top of stack. Don't force early clobber
19470 on ordinary reg outputs.
19472 2016-06-10 Richard Biener <rguenther@suse.de>
19474 * targhooks.c (default_builtin_vectorization_cost): Adjust
19475 vec_construct cost.
19477 2016-06-10 Richard Biener <rguenther@suse.de>
19479 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
19480 to fold the RHS to a constant if possible.
19482 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
19484 PR middle-end/71373
19485 * tree-nested.c (convert_nonlocal_omp_clauses)
19486 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
19487 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
19488 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
19490 * gimplify.c (gimplify_adjust_omp_clauses): Discard
19492 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
19494 * omp-low.c (scan_sharing_clauses): Don't expect
19495 OMP_CLAUSE__CACHE_.
19497 2016-06-10 Alan Hayward <alan.hayward@arm.com>
19499 PR tree-optimization/71407
19500 PR tree-optimization/71416
19501 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
19502 BIT_FIELD_REF type.
19504 2016-06-10 Richard Biener <rguenther@suse.de>
19506 PR middle-end/71477
19507 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
19509 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
19511 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
19513 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
19514 Jiong Wang <jiong.wang@arm.com>
19516 PR rtl-optimization/70751
19517 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
19518 spilled into memory.
19520 2016-06-09 Jonathan Yong <10walls@gmail.com>
19523 2015-09-21 Jonathan Yong <10walls@gmail.com>
19525 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
19526 sysroot/usr/lib/32api for additional win32 libraries,
19527 fixes failing Cygwin bootstrapping.
19529 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
19531 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
19534 2016-06-09 David Malcolm <dmalcolm@redhat.com>
19537 * pretty-print.c (pp_indent): Specify that %p is printed in a
19538 host-dependent manner.
19539 (test_pp_format): Remove the test for %p.
19541 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
19543 * config/mips/mips.c (mips_output_jump): Fix formatting.
19545 2016-06-09 Richard Biener <rguenther@suse.de>
19547 PR tree-optimization/71462
19548 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
19551 2016-06-09 Martin Liska <mliska@suse.cz>
19553 * predict.c (dump_prediction): Add new argument.
19554 (enum predictor_reason): New enum.
19555 (struct predictor_hash): New struct.
19556 (predictor_hash::hash): New function.
19557 (predictor_hash::equal): Likewise.
19558 (not_removed_prediction_p): New function.
19559 (prune_predictions_for_bb): Likewise.
19560 (combine_predictions_for_bb): Prune predictions.
19562 2016-06-09 Martin Liska <mliska@suse.cz>
19564 * predict.c (filter_predictions): New function.
19565 (remove_predictions_associated_with_edge): Use the filter
19567 (equal_edge_p): New function.
19569 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
19571 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
19572 Correct usage of @samp vs @option, add @samp where appropriate.
19573 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
19574 Add armv6s-m and document it, as it is no official ARM name.
19576 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19578 * ifcvt.c (struct noce_if_info): Add transform_name field.
19579 (noce_try_move): Set if_info->transform_name to the function name.
19580 (noce_try_ifelse_collapse): Likewise.
19581 (noce_try_store_flag): Likewise.
19582 (noce_try_inverse_constants): Likewise.
19583 (noce_try_store_flag_constants): Likewise.
19584 (noce_try_addcc): Likewise.
19585 (noce_try_store_flag_mask): Likewise.
19586 (noce_try_cmove): Likewise.
19587 (noce_try_cmove_arith): Likewise.
19588 (noce_try_minmax): Likewise.
19589 (noce_try_abs): Likewise.
19590 (noce_try_sign_mask): Likewise.
19591 (noce_try_bitop): Likewise.
19592 (noce_convert_multiple_sets): Likewise.
19593 (noce_process_if_block): Print if_info->transform_name to
19594 dump_file if transformation succeeded.
19596 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19598 * config/arm/cortex-a57.md (cortex_a57_alu):
19601 2016-06-08 Martin Sebor <msebor@redhat.com>
19602 Jakub Jelinek <jakub@redhat.com>
19606 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
19607 BUILT_IN_MUL_OVERFLOW_P): New builtins.
19608 * builtins.c: Include gimple-fold.h.
19609 (fold_builtin_arith_overflow): Handle
19610 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
19611 (fold_builtin_3): Likewise.
19612 * doc/extend.texi (Integer Overflow Builtins): Document
19613 __builtin_{add,sub,mul}_overflow_p.
19615 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
19617 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
19618 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
19620 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
19622 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
19623 Rewrite, looking one level down for records and arrays.
19625 2016-06-08 David Malcolm <dmalcolm@redhat.com>
19627 * pretty-print.c: Include "selftest.h".
19628 (pp_format): Fix comment.
19629 (identifier_to_locale): Likewise.
19630 (selftest::test_basic_printing): New function.
19631 (selftest::assert_pp_format): New function.
19632 (selftest::test_pp_format): New function.
19633 (selftest::pretty_print_c_tests): New function.
19634 * selftest-run-tests.c (selftest::run_tests): Call
19635 selftest::pretty_print_c_tests.
19636 * selftest.h (pretty_print_c_tests): New declaration.
19638 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19640 * invoke.texi (max-loop-headers-insns): Document.
19641 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
19642 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
19643 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
19645 2016-06-08 Richard Biener <rguenther@suse.de>
19647 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
19648 on strided SLP loads and fall back to scalar loads in case
19649 we can't chunk them.
19651 2016-06-08 Richard Biener <rguenther@suse.de>
19653 PR tree-optimization/71452
19654 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
19655 type used for the SSA rewrite has enough precision to cover
19656 the dynamic type of the location.
19658 2016-06-08 Jakub Jelinek <jakub@redhat.com>
19659 Richard Biener <rguenther@suse.de>
19662 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
19663 the same as DECL_P (base0) for indirect_base0. Use equality_code
19664 in one further place.
19666 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
19668 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
19669 to one word if the field is known to overlap other words.
19670 (extract_bit_field_1): Likewise.
19671 (store_split_bit_field): Remove compensating code.
19672 (extract_split_bit_field): Likewise.
19674 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
19678 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
19680 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19682 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
19684 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
19685 (arch64_addpv4sf): Delete.
19686 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
19687 "gen_aarch64_addpv4sf".
19688 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
19690 (vpadds_f32): Likewise.
19691 (vpaddq_f32): Likewise.
19692 (vpaddq_f64): Likewise.
19694 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19696 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
19698 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
19699 to VALLF. Rename to "fabd<mode>3".
19700 "*fabd_scalar<mode>3): Delete.
19701 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
19703 (vabdd_f64): Likewise.
19704 (vabd_f32): Likewise.
19705 (vabd_f64): Likewise.
19706 (vabdq_f32): Likewise.
19707 (vabdq_f64): Likewise.
19709 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19711 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
19713 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
19714 "aarch64_rsqrts<mode>".
19715 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
19716 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
19718 (vrsqrtsd_f64): Likewise.
19719 (vrsqrts_f32): Likewise.
19720 (vrsqrts_f64): Likewise.
19721 (vrsqrtsq_f32): Likewise.
19722 (vrsqrtsq_f64): Likewise.
19724 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19726 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
19728 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
19729 "aarch64_rsqrte<mode>".
19730 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
19731 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
19733 (vrsqrted_f64): Likewise.
19734 (vrsqrte_f32): Likewise.
19735 (vrsqrte_f64): Likewise.
19736 (vrsqrteq_f32): Likewise.
19737 (vrsqrteq_f64): Likewise.
19739 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19741 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
19743 (fcvtzs): Likewise.
19744 (fcvtzu): Likewise.
19745 * config/aarch64/aarch64-simd.md
19746 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
19747 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
19748 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
19750 (vcvt_n_f32_u32): Likewise.
19751 (vcvt_n_s32_f32): Likewise.
19752 (vcvt_n_u32_f32): Likewise.
19753 (vcvtq_n_f32_s32): Likewise.
19754 (vcvtq_n_f32_u32): Likewise.
19755 (vcvtq_n_f64_s64): Likewise.
19756 (vcvtq_n_f64_u64): Likewise.
19757 (vcvtq_n_s32_f32): Likewise.
19758 (vcvtq_n_s64_f64): Likewise.
19759 (vcvtq_n_u32_f32): Likewise.
19760 (vcvtq_n_u64_f64): Likewise.
19761 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
19762 (VSDQ_SDI): Likewise.
19763 (fcvt_target): Support V4DI, V4SI and V2SI.
19764 (FCVT_TARGET): Likewise.
19766 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19768 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
19769 (TYPES_BINOP_SUS): Likewise.
19770 (aarch64_simd_builtin_data): Update include file name.
19771 (aarch64_builtins): Likewise.
19772 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
19773 for conversion between scalar float-point and fixed-point.
19775 (fcvtzs): Likewise.
19776 (fcvtzu): Likewise.
19777 * config/aarch64/aarch64.md
19778 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
19779 pattern for conversion between scalar float to fixed-pointer.
19780 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
19781 (UNSPEC_FCVTZS): New UNSPEC enumeration.
19782 (UNSPEC_FCVTZU): Likewise.
19783 (UNSPEC_SCVTF): Likewise.
19784 (UNSPEC_UCVTF): Likewise.
19785 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
19787 (vcvtd_n_f64_u64): Likewise.
19788 (vcvtd_n_s64_f64): Likewise.
19789 (vcvtd_n_u64_f64): Likewise.
19790 (vcvtd_n_f32_s32): Likewise.
19791 (vcvts_n_f32_u32): Likewise.
19792 (vcvtd_n_s32_f32): Likewise.
19793 (vcvts_n_u32_f32): Likewise.
19794 * config/aarch64/iterators.md (fcvt_target): Support integer to float
19796 (FCVT_TARGET): Likewise.
19797 (FCVT_FIXED2F): New iterator.
19798 (FCVT_F2FIXED): Likewise.
19799 (fcvt_fixed_insn): New define_int_attr.
19801 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19803 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
19804 some statements was removed.
19806 2016-06-08 Alan Hayward <alan.hayward@arm.com>
19808 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
19809 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
19810 (vect_can_advance_ivs_p): likewise.
19811 (vect_update_ivs_after_vectorizer): likewise.
19812 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
19813 (vect_analyze_scalar_cycles_1): likewise.
19814 (vect_analyze_loop_operations): likewise.
19815 (report_vect_op): likewise.
19816 (vect_is_slp_reduction): likewise.
19817 (vect_is_simple_reduction): likewise.
19818 (get_initial_def_for_induction): likewise.
19819 (vect_transform_loop): likewise.
19820 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
19821 (vect_recog_sad_pattern): likewise.
19822 (vect_recog_widen_sum_pattern): likewise.
19823 (vect_recog_widening_pattern): likewise.
19824 (vect_recog_divmod_pattern): likewise.
19825 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
19826 (vect_analyze_slp_instance): likewise.
19827 (vect_transform_slp_perm_load): likewise.
19828 (vect_schedule_slp_instance): likewise.
19830 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19832 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
19833 (return_prediction): PRED_CONST_RETURN predict return as not taken.
19834 * predict.def (PRED_CONTINUE): Change hitrate 50->67
19835 (PRED_LOOP_BRANCH): Document predictor as broken.
19836 (PRED_LOOP_EXIT): Change hitrate 91->92.
19837 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
19838 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
19839 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
19840 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
19841 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
19842 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
19843 (PRED_CALL): Chane hitrate 71->67.
19844 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
19845 (PRED_GOTO): Document as unused right now.
19846 (PRED_CONST_RETURN): Change hitrate 67->69
19847 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
19848 (PRED_NULL_RETURN): Change hitrate 91->90.
19849 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
19850 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
19851 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
19853 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
19855 * config/rs6000/altivec.h: Add __builtin_vec_mul.
19856 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
19857 special case Altivec builtin.
19858 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
19859 VSX_BUILTIN_VEC_MUL (replaced with special case code).
19860 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19861 code for ALTIVEC_BUILTIN_VEC_MUL.
19862 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19863 for __builtin_vec_mul.
19865 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
19867 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
19870 2016-06-07 David Malcolm <dmalcolm@redhat.com>
19872 * spellcheck.c (selftest::test_find_closest_string): New function.
19873 (spellcheck_c_tests): Call the above.
19875 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19877 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
19879 2016-06-07 Jakub Jelinek <jakub@redhat.com>
19881 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
19882 Yv=Yv,C alternatives.
19884 2016-06-07 Richard Biener <rguenther@suse.de>
19887 * common.opt (ffast-math): Make Optimization.
19889 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
19890 Prachi Godbole <prachi.godbole@imgtec.com>
19892 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
19893 `fabs' and `fneg' type attributes.
19894 (p5600_fpu_fabs): Add `fmove' to the comment.
19896 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19898 * gimple.c: Include builtins.h
19899 (gimple_inexpensive_call_p): New function.
19900 * gimple.h (gimple_inexpensive_call_p): Declare.
19901 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
19902 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
19905 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
19907 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
19908 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
19909 warning_at_rich_loc, warning_n, pedwarn, permerror,
19910 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
19911 sorry, fatal_error, internal_error, internal_error_no_backtrace):
19914 2016-06-07 Richard Biener <rguenther@suse.de>
19916 PR tree-optimization/71428
19917 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
19918 BIT_FIELD_REF op vs. load.
19920 2016-06-07 Richard Biener <rguenther@suse.de>
19922 PR middle-end/71423
19923 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
19926 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19928 * config/pa/pa.md (call): Generate indirect long calls to non-local
19929 functions on TARGET_64BIT.
19930 (call_value): Likewise.
19932 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19934 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
19935 pattern and subsequent splitters.
19936 (call_val_reg_64bit_post_reload): Likewise.
19938 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19940 PR middle-end/71408
19941 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
19942 propagate_op_to_single_use.
19944 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19946 PR middle-end/71281
19947 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
19949 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
19951 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
19952 (enum x86_dirflag_state): New enum.
19953 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
19954 (machine_function): Remove needs_cld.
19955 (ix86_current_function_needs_cld): Remove.
19956 * config/i386/i386.c (ix86_set_func_type): Set
19957 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
19958 (ix86_expand_prologue): Do not emit CLD here.
19959 (ix86_dirflag_mode_needed): New function.
19960 (ix86_dirflag_mode_entry): Ditto.
19961 (ix86_mode_needed): Handle X86_DIRFLAG entity.
19962 (ix86_mode_after): Ditto.
19963 (ix86_mode_entry): Ditto.
19964 (ix86_mode_exit): Ditto.
19965 (ix86_emit_mode_set): Ditto.
19966 * config/i386/i386.md (strmov_singleop): Set
19967 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
19968 Do not set ix86_current_function_needs_cld.
19970 (strset_singleop): Ditto.
19972 (cmpstrnqi_nz_1): Ditto.
19973 (cmpstrnqi_1): Ditto.
19974 (strlenqi_1): Ditto.
19976 2016-06-06 Jakub Jelinek <jakub@redhat.com>
19978 PR tree-optimization/71259
19979 * tree-vect-slp.c (vect_get_constant_vectors): For
19980 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
19981 one for constant op, and use COND_EXPR for non-constant.
19983 2016-06-06 David Malcolm <dmalcolm@redhat.com>
19985 * Makefile.in (OBJS): Add function-tests.o,
19986 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
19987 selftest-run-tests.o.
19988 (OBJS-libcommon): Add selftest.o.
19989 (OBJS-libcommon-target): Add selftest.o.
19990 (all.internal): Add "selftest".
19991 (all.cross): Likewise.
19992 (selftest): New phony target.
19993 (s-selftest): New target.
19994 (selftest-gdb): New phony target.
19995 (COLLECT2_OBJS): Add selftest.o.
19996 * bitmap.c: Include "selftest.h".
19997 (selftest::test_gc_alloc): New function.
19998 (selftest::test_set_range): New function.
19999 (selftest::test_clear_bit_in_middle): New function.
20000 (selftest::test_copying): New function.
20001 (selftest::test_bitmap_single_bit_set_p): New function.
20002 (selftest::bitmap_c_tests): New function.
20003 * common.opt (fself-test): New.
20004 * diagnostic-show-locus.c: Include "selftest.h".
20005 (make_range): New function.
20006 (test_range_contains_point_for_single_point): New function.
20007 (test_range_contains_point_for_single_line): New function.
20008 (test_range_contains_point_for_multiple_lines): New function.
20009 (assert_eq): New function.
20010 (test_get_line_width_without_trailing_whitespace): New function.
20011 (selftest::diagnostic_show_locus_c_tests): New function.
20012 * et-forest.c: Include "selftest.h".
20013 (selftest::test_single_node): New function.
20014 (selftest::test_simple_tree): New function.
20015 (selftest::test_disconnected_nodes): New function.
20016 (selftest::et_forest_c_tests): New function.
20017 * fold-const.c: Include "selftest.h".
20018 (selftest::assert_binop_folds_to_const): New function.
20019 (selftest::assert_binop_folds_to_nonlvalue): New function.
20020 (selftest::test_arithmetic_folding): New function.
20021 (selftest::fold_const_c_tests): New function.
20022 * function-tests.c: New file.
20023 * gimple.c: Include "selftest.h".
20024 Include "gimple-pretty-print.h".
20025 (selftest::verify_gimple_pp): New function.
20026 (selftest::test_assign_single): New function.
20027 (selftest::test_assign_binop): New function.
20028 (selftest::test_nop_stmt): New function.
20029 (selftest::test_return_stmt): New function.
20030 (selftest::test_return_without_value): New function.
20031 (selftest::gimple_c_tests): New function.
20032 * hash-map-tests.c: New file.
20033 * hash-set-tests.c: New file.
20034 * input.c: Include "selftest.h".
20035 (selftest::assert_loceq): New function.
20036 (selftest::test_accessing_ordinary_linemaps): New function.
20037 (selftest::test_unknown_location): New function.
20038 (selftest::test_builtins): New function.
20039 (selftest::test_reading_source_line): New function.
20040 (selftest::input_c_tests): New function.
20041 * rtl-tests.c: New file.
20042 * selftest-run-tests.c: New file.
20043 * selftest.c: New file.
20044 * selftest.h: New file.
20045 * spellcheck.c: Include "selftest.h".
20046 (selftest::levenshtein_distance_unit_test_oneway): New function,
20047 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
20048 (selftest::levenshtein_distance_unit_test): Likewise.
20049 (selftest::spellcheck_c_tests): Likewise.
20050 * toplev.c: Include selftest.h.
20051 (toplev::run_self_tests): New.
20052 (toplev::main): Handle -fself-test.
20053 * toplev.h (toplev::run_self_tests): New.
20054 * tree.c: Include "selftest.h".
20055 (selftest::test_integer_constants): New function.
20056 (selftest::test_identifiers): New function.
20057 (selftest::test_labels): New function.
20058 (selftest::tree_c_tests): New function.
20059 * tree-cfg.c: Include "selftest.h".
20060 (selftest::push_fndecl): New function.
20061 (selftest::test_linear_chain): New function.
20062 (selftest::test_diamond): New function.
20063 (selftest::test_fully_connected): New function.
20064 (selftest::tree_cfg_c_tests): New function.
20065 * vec.c: Include "selftest.h".
20066 (selftest::safe_push_range): New function.
20067 (selftest::test_quick_push): New function.
20068 (selftest::test_safe_push): New function.
20069 (selftest::test_truncate): New function.
20070 (selftest::test_safe_grow_cleared): New function.
20071 (selftest::test_pop): New function.
20072 (selftest::test_safe_insert): New function.
20073 (selftest::test_ordered_remove): New function.
20074 (selftest::test_unordered_remove): New function.
20075 (selftest::test_block_remove): New function.
20076 (selftest::reverse_cmp): New function.
20077 (selftest::test_qsort): New function.
20078 (selftest::vec_c_tests): New function.c.
20079 * wide-int.cc: Include selftest.h and wide-int-print.h.
20080 (selftest::from_int <wide_int>): New function.
20081 (selftest::from_int <offset_int>): New function.
20082 (selftest::from_int <widest_int>): New function.
20083 (selftest::assert_deceq): New function.
20084 (selftest::assert_hexeq): New function.
20085 (selftest::test_printing <VALUE_TYPE>): New function template.
20086 (selftest::test_ops <VALUE_TYPE>): New function template.
20087 (selftest::test_comparisons <VALUE_TYPE>): New function template.
20088 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
20090 (selftest::wide_int_cc_tests): New function.
20092 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20094 PR middle-end/37780
20095 * ifcvt.c (noce_try_ifelse_collapse): New function.
20097 (noce_process_if_block): Call noce_try_ifelse_collapse.
20098 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
20099 (simplify_ternary_operation): Use the above to simplify
20100 conditional CLZ/CTZ expressions.
20102 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20104 PR middle-end/37780
20105 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
20106 define_insn_and_split.
20108 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20110 PR middle-end/37780
20111 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
20113 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
20116 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
20117 Implicitly clobber memory for basic asm with non-empty assembler
20118 string. Use targetm.md_asm_adjust also here.
20119 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
20120 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
20121 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
20122 non-empty assembler string.
20123 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
20124 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
20125 (decode_asm_operands): Handle basic asm in PARALLEL block.
20126 (extract_insn): Handle basic asm in PARALLEL block.
20127 * doc/extend.texi: Mention new behavior of basic asm.
20128 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
20129 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
20130 branch_needs_nop_p): Use asm_noperands.
20132 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
20134 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
20135 Include the M7 SPARC DFA scheduler.
20136 New attribute v3pipe.
20137 Annotate insns with v3pipe where appropriate.
20138 Define cpu_feature vis4.
20139 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
20140 Add (V8QI "8") to vbits.
20141 Add insns {add,sub}v8qi3
20142 Add insns ss{add,sub}v8qi3
20143 Add insns us{add,sub}{v8qi,v4hi}3
20144 Add insns {min,max}{v8qi,v4hi,v2si}3
20145 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
20146 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
20147 * config/sparc/niagara4.md: Add a comment explaining the
20148 discrepancy between the documented latenty numbers and the
20150 * config/sparc/niagara7.md: New file.
20151 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
20152 supports SPARC5 and VIS 4.0 instructions.
20153 * configure: Regenerate.
20154 * config.in: Likewise.
20155 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
20156 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
20157 TARGET_CPU_niagara7.
20158 (ASM_CPU64_DEFAULT_SPEC): Likewise.
20159 (CPP_CPU_SPEC): Handle niagara7.
20160 (ASM_CPU_SPEC): Likewise.
20161 * config/sparc/sparc-opts.h (processor_type): Add
20162 PROCESSOR_NIAGARA7.
20163 (mvis4): New option.
20164 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
20165 (AS_NIAGARA7_FLAG): Define.
20166 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
20167 (CPP_CPU64_DEFAULT_SPEC): Likewise.
20168 (CPP_CPU_SPEC): Handle niagara7.
20169 (ASM_CPU_SPEC): Likewise.
20170 * config/sparc/sparc.c (niagara7_costs): Define.
20171 (sparc_option_override): Handle niagara7 and adjust cache-related
20172 parameters with better values for niagara cpus. Also support VIS4.
20173 (sparc32_initialize_trampoline): Likewise.
20174 (sparc_use_sched_lookahead): Likewise.
20175 (sparc_issue_rate): Likewise.
20176 (sparc_register_move_cost): Likewise.
20177 (dump_target_flag_bits): Support VIS4.
20178 (sparc_vis_init_builtins): Likewise.
20179 (sparc_builtins): Likewise.
20180 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
20182 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
20184 * config/sparc/sparc.opt (sparc_processor_type): New value
20186 * config/sparc/visintrin.h (__attribute__): Prototypes for the
20188 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
20190 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
20193 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
20195 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
20197 2016-06-06 Richard Biener <rguenther@suse.de>
20199 PR tree-optimization/71398
20200 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
20203 2016-06-05 James Bowman <james.bowman@ftdichip.com>
20205 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
20206 ft32_expand_prolog, ft32_expand_epilogue):
20207 Handle pretend_args.
20208 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
20209 * config/ft32/ft32.md: Add pretend_returner.
20211 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
20214 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
20215 Copy op1 RTX to avoid invalid sharing.
20216 (ix86_expand_vector_move_misalign): Ditto.
20218 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
20220 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
20223 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
20225 * predict.c (predicted_by_loop_heuristics_p): New function.
20226 (predict_iv_comparison): Use it.
20227 (predict_loops): Walk from innermost loops; do not predict edges
20228 leaving multiple loops multiple times; implement
20229 PRED_LOOP_ITERATIONS_MAX heuristics.
20230 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
20232 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
20234 * cfg.c (check_bb_profile): Do not report mismatched profiles when
20235 only edges out of BB are EH edges.
20237 2016-06-04 Martin Sebor <msebor@redhat.com>
20238 Marcin Baczyński <marbacz@gmail.com>
20241 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
20242 a void expression in a void function.
20244 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
20246 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
20247 aux; dump reasons of decisions.
20248 (should_duplicate_loop_header_p): Likewise.
20249 (do_while_loop_p): Likewise.
20250 (ch_base::copy_headers): Dump asi num insns duplicated.
20252 2016-06-04 Jakub Jelinek <jakub@redhat.com>
20254 PR tree-optimization/71405
20255 * tree-ssa.c (execute_update_addresses_taken): For clobber with
20256 incompatible type, build a new clobber with the right type instead
20257 of building a VIEW_CONVERT_EXPR around it.
20259 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
20261 PR tree-optimization/52171
20262 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
20263 by_pieces_ninsns instead of move_by_pieces_ninsns.
20265 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
20267 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
20268 for reg+reg addressing mode.
20270 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20272 * rs6000-c.c (c/c-tree.h): Add #include.
20273 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
20274 in C++ when found in the base position of vec_ld or vec_st.
20276 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
20278 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
20279 use of profile unless profile status is PROFILE_READ.
20280 * profile.c (compute_branch_probabilities): Set profile status
20281 only after reporting predictor hitrates.
20283 2016-06-03 Joseph Myers <joseph@codesourcery.com>
20287 * common.opt (ffp-int-builtin-inexact): New option.
20288 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
20289 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
20290 (ceil@var{m}2): Document dependence on this option.
20291 * ipa-inline-transform.c (inline_call): Handle
20292 flag_fp_int_builtin_inexact.
20293 * ipa-inline.c (can_inline_edge_p): Likewise.
20294 * config/i386/i386.md (rintxf2): Do not test
20295 flag_unsafe_math_optimizations.
20296 (rint<mode>2_frndint): New define_insn.
20297 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
20298 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
20299 for 387 instead of extending and truncating.
20300 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
20301 !flag_trapping_math instead of flag_unsafe_math_optimizations.
20302 Change to frndint<mode>2_<rounding>.
20303 (frndintxf2_<rounding>_i387): Likewise. Change to
20304 frndint<mode>2_<rounding>_i387.
20305 (<rounding_insn>xf2): Likewise.
20306 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
20307 !flag_trapping_math instead of flag_unsafe_math_optimizations for
20308 x87. Test TARGET_ROUND || !flag_trapping_math ||
20309 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
20310 SSE. Use ROUND_NO_EXC in constant operand of
20311 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
20312 for 387 instead of extending and truncating.
20314 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
20315 Julia Koval <julia.koval@intel.com>
20327 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
20328 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
20329 all registers, except for function return registers if there are
20330 no caller-saved registers.
20331 (ix86_set_func_type): New function.
20332 (ix86_set_current_function): Call ix86_set_func_type to set
20333 no_caller_saved_registers and func_type. Call reinit_regs if
20334 caller-saved registers are changed. Don't allow MPX, SSE, MMX
20335 nor x87 instructions in interrupt handler nor function with
20336 no_caller_saved_registers attribute.
20337 (ix86_function_ok_for_sibcall): Return false if there are no
20338 caller-saved registers.
20339 (type_natural_mode): Don't warn ABI change for MMX in interrupt
20341 (ix86_function_arg_advance): Skip for callee in interrupt handler.
20342 (ix86_function_arg): Return special arguments in interrupt handler.
20343 (ix86_promote_function_mode): Promote pointer to word_mode only
20344 for normal functions.
20345 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
20347 (ix86_epilogue_uses): New function.
20348 (ix86_hard_regno_scratch_ok): Likewise.
20349 (ix86_save_reg): Preserve all registers in interrupt handler
20350 after reload. Preserve all registers, except for function return
20351 registers, if there are no caller-saved registers after reload.
20352 (find_drap_reg): Always use callee-saved register if there are
20353 no caller-saved registers.
20354 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
20355 for interrupt handler.
20356 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
20357 Emit cld instruction if stringops are used in interrupt handler
20358 or interrupt handler isn't a leaf function.
20359 (ix86_expand_epilogue): Generate interrupt return for interrupt
20360 handler and pop the 'ERROR_CODE' off the stack before interrupt
20361 return in exception handler.
20362 (ix86_expand_call): Disallow calling interrupt handler directly.
20363 If there are no caller-saved registers, mark all registers that
20364 are clobbered by the call which returns as clobbered.
20365 (ix86_handle_no_caller_saved_registers_attribute): New function.
20366 (ix86_handle_interrupt_attribute): Likewise.
20367 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
20369 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
20370 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
20371 accumulation in interrupt function if stack may be realigned to
20373 (EPILOGUE_USES): New.
20374 (function_type): New enum.
20375 (machine_function): Add func_type and no_caller_saved_registers.
20376 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
20377 (interrupt_return): New pattern.
20378 * doc/extend.texi: Document x86 interrupt and
20379 no_caller_saved_registers attributes.
20381 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
20383 PR tree-optimization/52171
20384 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
20385 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
20386 Look for constant strings. Move some code to emit_block_cmp_hints
20388 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
20389 * defaults.h (COMPARE_MAX_PIECES): New macro.
20390 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
20391 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
20392 (clear_by_pieces_1): Don't declare. Move definition before use.
20393 (can_do_by_pieces): New static function.
20394 (can_move_by_pieces): Use it. Return bool.
20395 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
20396 OP. All callers changed. Handle COMPARE_BY_PIECES.
20397 (class pieces_addr); New.
20398 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
20399 pieces_addr::adjust, pieces_addr::increment_address,
20400 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
20402 (class op_by_pieces_d): New.
20403 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
20405 (class move_by_pieces_d, class compare_by_pieces_d,
20406 class store_by_pieces_d): New subclasses of op_by_pieces_d.
20407 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
20408 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
20409 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
20410 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
20411 compare_by_pieces_d::finish_mode): New member functions.
20412 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
20414 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
20415 (emit_block_cmp_hints): New function.
20416 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
20417 use the newly defined classes.
20418 * expr.h (by_pieces_constfn): New typedef.
20419 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
20420 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
20421 (move_by_pieces_ninsns): Don't declare.
20422 (can_move_by_pieces): Change return value to bool.
20423 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
20424 (compare_by_pieces_branch_ratio): New hook.
20425 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
20426 (by_pieces_ninsns): Declare.
20427 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
20429 (default_compare_by_pieces_branch_ratio): New function.
20430 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
20431 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
20432 * doc/tm.texi: Regenerate.
20433 * tree-ssa-strlen.c: Include "builtins.h".
20434 (handle_builtin_memcmp): New static function.
20435 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
20436 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
20438 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20440 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
20441 relevant stmts which are simple and invariant.
20442 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
20443 instead of simple and invariant
20445 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20447 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
20448 (vectorizable_reduction): Check for new relevant state.
20449 (vectorizable_live_operation): vectorize live stmts using
20450 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
20451 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
20452 (vect_stmt_relevant_p): Check for stmts which are only used live.
20453 (process_use): Use of a stmt does not inherit it's live value.
20454 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
20455 (vect_analyze_stmt): Check for new relevant state.
20456 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
20457 outside the loop, but not inside it.
20459 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20461 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
20462 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
20463 (vect_get_vec_def_for_operand): Split out code.
20465 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
20467 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
20469 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20471 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
20473 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20475 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
20477 2016-06-03 Jakub Jelinek <jakub@redhat.com>
20479 PR middle-end/71387
20480 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
20481 to noreturn e->callee->decl that has void return type and void
20482 arguments, adjust gimple_call_fntype and remove lhs even if it had
20483 previously addressable type.
20485 2016-06-02 Jeff Law <law@redhat.com>
20487 PR tree-optimization/71328
20488 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
20489 error when checking for a jump back onto the copied path.
20491 2016-06-02 David Malcolm <dmalcolm@redhat.com>
20493 * config/microblaze/microblaze.c (get_branch_target): Add return
20494 NULL_RTX for the non-CALL_P case.
20495 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
20496 (insert_wic): Remove unused local "j".
20498 2016-06-02 Martin Liska <mliska@suse.cz>
20500 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
20502 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
20503 Julia Koval <julia.koval@intel.com>
20505 * function.c (assign_parm_setup_stack): Force source into a
20506 register if needed.
20507 * target.def (function_incoming_arg): Update documentation to
20508 allow arbitrary address computation based on hard register.
20509 * doc/tm.texi: Regenerated.
20511 2016-06-02 Martin Liska <mliska@suse.cz>
20513 * predict.c (combine_predictions_for_bb): Fix first match in
20514 cases where a first predictor contains more than one occurence
20515 in list of predictors. Take the best value in such case.
20517 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20519 PR rtl-optimization/71295
20520 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
20521 offset would go over the size of the inner mode reject it.
20523 2016-06-02 Jakub Jelinek <jakub@redhat.com>
20525 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
20526 x=x,x and v=v,m instead of x=x,m.
20528 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
20529 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
20530 alternative to v=rm,C.
20532 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
20533 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
20534 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
20535 instead of vex for the last two above mentioned alternatives.
20537 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20540 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
20542 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
20544 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
20546 2016-06-01 David Malcolm <dmalcolm@redhat.com>
20548 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
20549 from int to unsigned.
20551 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
20553 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
20554 alternatives, eliminating preferred register class. Add support
20555 for the MTVSRDD instruction in ISA 3.0.
20556 (vsx_splat_v4si_internal): Use splat_input_operand instead of
20557 reg_or_indexed_operand.
20558 (vsx_splat_v4sf_internal): Likewise.
20560 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
20563 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
20564 for loading up all 0's or all 1's.
20566 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
20568 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
20570 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
20572 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
20574 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
20575 * gcc.c (set_source_date_epoch_envvar): New function, sets
20576 the SOURCE_DATE_EPOCH environment variable to the current time.
20578 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20580 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
20581 the factor for live Phi nodes.
20583 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20585 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
20586 * tree-parloops.c (parallelize_loops): likewise.
20587 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
20588 tree_unswitch_outer_loop): likewise.
20590 2016-06-01 Jakub Jelinek <jakub@redhat.com>
20592 PR middle-end/71371
20593 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
20594 around creation of the temporary.
20596 2016-06-01 Richard Biener <rguenther@suse.de>
20598 PR tree-optimization/71366
20599 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
20600 (unloop_loops): Move removing edges here ...
20601 (try_unroll_loop_completely): ... from here.
20602 (try_peel_loop): ... and here.
20603 (tree_unroll_loops_completely_1): Track parent loops via
20604 bitmap of header BBs.
20605 (tree_unroll_loops_completely): Adjust for that.
20607 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
20609 * config/rs6000/altivec.h (vec_slv): New macro.
20610 (vec_srv): New macro.
20611 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
20612 (UNSPEC_VSRV): New value.
20615 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
20616 (vsrv): New builtin definition.
20617 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
20618 define argument types for new builtin.
20619 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
20621 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
20624 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
20625 Jocelyn Mayer <l_indien@magic.fr>
20628 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
20629 detect processor family for signature_CENTAUR_ebx.
20630 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
20631 signature_CENTAUR_ebx.
20632 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
20633 <default>: Pass x86-64 for has_longmode.
20635 2016-06-01 Nathan Sidwell <nathan@acm.org>
20637 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
20640 2016-06-01 Richard Biener <rguenther@suse.de>
20642 PR tree-optimization/71261
20643 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
20644 of stmts successfully put in the bool pattern. Remove
20645 single-use restriction.
20646 (adjust_bool_pattern_cast): Add cast at the use site via the
20647 pattern def sequence.
20648 (adjust_bool_pattern): Remove recursion, maintain a hash-map
20649 of patterned defs. Use the pattern def seqence instead of
20650 multiple independent patterns.
20651 (sort_after_uid): New qsort compare function.
20652 (adjust_bool_stmts): New function to process stmts in the bool
20653 pattern in IL order.
20654 (vect_recog_bool_pattern): Adjust.
20655 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
20656 (ifcvt_walk_pattern_tree): Likewise.
20657 (stmt_is_root_of_bool_pattern): Likewise.
20658 (ifcvt_repair_bool_pattern): Likewise.
20659 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
20661 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20663 * loop-unroll.c (decide_unroll_constant_iterations,
20664 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
20665 likely upper bounds.
20666 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
20668 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
20670 * tree-core.h (enum omp_clause_code): Remove
20671 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
20673 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20675 * config/arm/sync.md (arm_store_exclusive<mode>):
20676 Use 'H' output modifier on operands[2] rather than creating a new
20677 entry in out-of-bounds memory of the operands array.
20678 (arm_store_release_exclusivedi): Likewise.
20680 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20682 * config/arm/arm.c (arm_fusion_enabled_p): New function.
20683 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
20684 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
20685 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
20687 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20689 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
20690 into account live statements for mask producers.
20692 2016-06-01 Richard Biener <rguenther@suse.de>
20694 PR tree-optimization/71311
20695 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
20696 restrict to non-INTEGER_CST @0.
20698 2016-06-01 Richard Biener <rguenther@suse.de>
20700 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
20701 (relational patterns): Use :c to avoid pattern duplications.
20703 2016-06-01 Richard Biener <rguenther@suse.de>
20705 * genmatch.c (comparison_code_p): New predicate.
20706 (swap_tree_comparison): New function.
20707 (commutate): Add for_vec parameter to append new for entries.
20708 Support commutating relational operators by swapping it alongside
20710 (lower_commutative): Adjust.
20711 (dt_simplify::gen): Do not pass artificial operators to gen
20713 (decision_tree::gen): Do not add artificial operators as parameters.
20714 (parser::parse_expr): Verify operator commutativity when :c is
20715 applied. Allow :C to override this.
20716 * match.pd: Adjust patterns to use :C instead of :c where required.
20718 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
20720 PR tree-optimization/71077
20721 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
20722 the combining step, use boolean_false_node and boolean_true_node
20723 as the designated false/true return values.
20725 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20727 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
20728 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
20729 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
20732 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20734 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
20735 of flags impliying the register renaming.
20736 * toplev.c (process_options): Do not imply flag_rename_registers with
20739 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20741 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
20742 default implementation.
20744 2016-05-31 Nathan Sidwell <nathan@acm.org>
20746 * dwarf2out.c (cur_line_info_table): Add GTY marker.
20748 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20750 * config/sh/constraints.md (b): Remove constraint.
20751 * config/sh/predicates.md (arith_reg_operand): Remove
20753 * config/sh/sh-modes.def (PDI): Remove.
20754 * config/sh/sh.c (sh_target_reg_class,
20755 sh_optimize_target_register_callee_saved): Remove functions.
20756 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
20757 (sh_expand_epilogue): Update comment.
20758 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
20759 sh_secondary_reload): Remove TARGET_REGS related code.
20760 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
20761 TARGET_REGISTER_P): Remove macros.
20762 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
20763 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
20764 TR1_REG, TR2_REG): Remove constants.
20765 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
20767 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20769 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
20770 define_expand patterns.
20771 (adddi3_compact): Rename to adddi3.
20772 (subdi3_compact): Rename to subdi3.
20773 (*negdi2): Rename to negdi2.
20774 (*abs<mode>2): Rename to abs<mode>2.
20776 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20778 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
20779 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
20780 (atomic_sub_fetchsi): ... this new pattern.
20781 (mvtc): Add CC_REG clobber.
20783 2016-05-31 Marek Polacek <polacek@redhat.com>
20785 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
20787 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20789 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
20790 aarch64_fusion_enabled_p to check for fusion capabilities.
20792 2016-05-31 Richard Biener <rguenther@suse.de>
20794 PR tree-optimization/71352
20795 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
20796 minus one and a negate.
20798 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20800 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
20801 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
20803 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
20804 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
20805 Remove use of aarch64_simd_attr_length_move, set length attribute
20807 (*aarch64_be_movoi): Likewise.
20808 (*aarch64_be_movci): Likewise.
20809 (*aarch64_be_movxi): Likewise.
20811 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20813 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
20814 It no longer does that.
20815 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
20817 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
20819 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
20820 attribute __unused__.
20822 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
20824 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
20825 * config/arm/arm.c (arm_arch_thumb1): Define.
20826 (arm_option_override): Initialize arm_arch_thumb1.
20827 * config/arm/arm.h (arm_arch_thumb1): Declare.
20828 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
20829 support Thumb-1 ISA.
20831 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
20834 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
20835 `Yv' for scalar operand.
20837 2016-05-31 Tom de Vries <tom@codesourcery.com>
20839 PR tree-optimization/69068
20840 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
20841 phis with more than two args.
20843 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
20845 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
20846 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
20849 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
20851 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
20853 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
20855 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
20856 cpu_32, cpu_64, tune_32 and tune_64.
20857 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
20859 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
20861 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
20863 2016-05-30 Andi Kleen <ak@linux.intel.com>
20865 * auto-profile.c (read_profile): Replace asserts with errors
20866 when file does not exist.
20867 * gcov-io.c (gcov_read_words): Dito.
20869 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20871 * tree-cfg.c (print_loop): Print likely upper bounds.
20873 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20875 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
20876 * opts.c (default_options): Enable peel loops at -O3.
20877 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
20878 (try_peel_loop): Do not re-peel already peeled loops;
20879 use likely upper bounds; fix profile updating.
20880 (pass_complete_unroll::execute): Initialize peeled_loops.
20882 2016-05-30 Martin Liska <mliska@suse.cz>
20884 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
20885 computed costs by frequency of BB they belong to.
20886 (get_scaled_computation_cost_at): New function.
20888 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
20889 Marc Glisse <marc.glisse@inria.fr>
20891 PR tree-optimization/71289
20892 * match.pd (-1 / B < A, A > -1 / B): New transformations.
20894 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20896 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
20898 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20900 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
20901 for peeled copies; avoid underflow when updating estimates; correctly
20902 scale loop profile.
20904 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20906 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
20907 r236875. Corrected oe3 to oe2 as obvious.
20909 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20911 PR middle-end/71269
20912 PR middle-end/71252
20913 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
20914 that inserted stmt will not dominate stmts that defines its operand.
20915 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
20916 (rewrite_expr_tree_parallel): Likewise.
20918 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20920 PR middle-end/71252
20921 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
20922 all fields including stmt_to_insert are swapped.
20924 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20926 * predict.h (force_edge_cold): Declare.
20927 * predict.c (force_edge_cold): New function.
20928 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
20930 (canonicalize_loop_induction_variables): Fix formating.
20932 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
20934 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
20935 (visium_expand_copysign): Use gen_int_mode directly.
20936 (visium_compute_frame_size): Minor tweaks.
20938 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20940 * tree-vect-loop.c (vect_analyze_loop_2): Use
20941 likely_max_stmt_executions_int.
20943 2016-05-30 Tom de Vries <tom@codesourcery.com>
20945 PR tree-optimization/69067
20946 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
20948 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
20951 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
20952 New peepholes to remove unneeded fild/fistp pairs.
20953 (define_peephole2 atomic_loaddi_fpu): Ditto.
20955 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20957 * predict.c (maybe_hot_frequency_p): Avoid division.
20959 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
20961 * doc/install.texi: Use https for shop.fsf.org.
20963 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20965 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
20966 likely_max_stmt_executions_int.
20968 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20970 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
20971 likely_max_stmt_executions_int.
20973 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20975 * profile.c (compute_branch_probabilities): Do not report hitrates
20977 (branch_prob): Report hitrates here.
20978 * predict.c (gimple_predict_edge): Do not assert profile status;
20979 fix formatting issues.
20981 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20983 * predict.c (edge_predicted_by_p): New function.
20984 (predict_paths_for_bb): Do not put multiple predictions of the same type
20987 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20989 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
20992 2016-05-28 Alan Modra <amodra@gmail.com>
20994 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
20996 2016-05-28 Alan Modra <amodra@gmail.com>
20998 PR rtl-optimization/71275
20999 * ira.c (ira): Free dominance info.
21001 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
21003 * doc/sourcebuild.texi: New address for upstream Go repository.
21005 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
21007 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
21008 (TARGET_ARM_V7M): Likewise.
21010 2016-05-26 Jeff Law <law@redhat.com>
21012 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
21013 (thread_across_edge): Remove calls to find_jump_threads_backwards.
21014 * passes.def: Add jump threading passes before DOM/VRP.
21015 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
21016 argument to a basic block from an edge. Remove tests which are
21018 (pass_data_thread_jumps, class pass_thread_jumps): New.
21019 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
21020 (make_pass_thread_jumps): Likewise.
21021 * tree-pass.h (make_pass_thread_jumps): Declare.
21023 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
21025 * config/visium/visium-protos.h (split_double_move): Rename into...
21026 (visium_split_double_move): ...this.
21027 (visium_split_double_add): Declare.
21028 * config/visium/visium.c (split_double_move): Rename into...
21029 (visium_split_double_move): ...this.
21030 (visium_split_double_add): New function.
21031 (visium_expand_copysign): Renumber operands for consistency.
21032 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
21033 (DFmode move splitter): Likewise.
21034 (*addi3_insn): Split by means of visium_split_double_add.
21035 (*adddi3_insn_flags): Delete.
21036 (*plus_plus_sltu<subst_arith>): New insn.
21037 (*subdi3_insn): Split by means of visium_split_double_add.
21038 (subdi3_insn_flags): Delete.
21039 (*minus_minus_sltu<subst_arith>): New insn.
21040 (*negdi2_insn): Split by means of visium_split_double_add.
21041 (*negdi2_insn_flags): Delete.
21043 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
21045 * configure.ac: Treat a --with-headers option without argument
21046 the same as the default (i.e. consult sys-include directory).
21047 * configure: Regenerate.
21049 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21051 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
21052 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
21054 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
21055 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
21057 2016-05-27 Jiong Wang <jiong.wang@arm.com>
21060 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
21061 tree-stdarg analysis results.
21062 (aarch64_setup_incoming_varargs): Likewise.
21064 2016-05-27 Jiong Wang <jiong.wang@arm.com>
21066 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
21067 va_list_gpr_counter_field and va_list_fpr_counter_field.
21069 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
21072 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
21073 * config/aarch64/aarch64.c
21074 (aarch64_cannot_change_mode_class): Remove function.
21075 * config/aarch64/aarch64-protos.h
21076 (aarch64_cannot_change_mode_class): Remove.
21078 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21080 * cfgloop.c (record_niter_bound): Record likely upper bounds.
21081 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
21082 get_likely_max_loop_iterations_int): New.
21083 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
21084 any_likely_upper_bound.
21085 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
21087 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
21088 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
21090 (unroll_loop_constant_iterations): Likewise.
21091 (unroll_loop_runtime_iterations): Likewise.
21092 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
21093 * lto-streamer-out.c (output_cfg): Likewise.
21094 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
21096 (canonicalize_loop_induction_variables): Dump likely upper bounds.
21097 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
21098 (likely_max_loop_iterations): New.
21099 (likely_max_loop_iterations_int): New.
21100 (likely_max_stmt_executions): New.
21101 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
21102 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
21103 likely_max_stmt_executions): Declare.
21105 2016-05-27 Marek Polacek <polacek@redhat.com>
21107 PR middle-end/71308
21108 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
21110 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21112 * config/s390/s390.md (2x risbg splitters): Use
21113 reg_overlap_mentioned_p instead of rtx_equal_p.
21115 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
21117 * combine.c (make_compound_operation): Take known zero bits into
21118 account when checking for possible zero_extend.
21120 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21122 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
21123 Use const_int_operand for operand 2 predicate. Simplify expand code
21126 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
21128 PR middle-end/71279
21129 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
21132 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21134 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
21135 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
21136 that returns CC_SESWPmode and CC_ZESWPmode.
21137 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
21139 (aarch64_rtx_costs): Likewise.
21141 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
21143 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
21144 for ISA 3.0 min/max support.
21145 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
21146 conditional move support.
21147 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
21148 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
21150 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
21151 conditional moves where the comparison type is different from move
21153 (fp_minmax): New code iterator for smin/smax.
21154 (minmax): New code attributes for min/max.
21155 (SMINMAX): Likewise.
21156 (smax<mode>3): Combine min, max insns into one insn using the
21157 fp_minmax code iterator. Add support for ISA 3.0 min/max
21158 instructions that don't need -ffast-math.
21159 (s<minmax><mode>3): Likewise.
21160 (smax<mode>3_vsx): Likewise.
21161 (smin<mode>3): Likewise.
21162 (s<minmax><mode>3_vsx): Likewise.
21163 (smin<mode>3_vsx): Likewise.
21164 (pre-VSX min/max splitters): Likewise.
21165 (s<minmax><mode>3_fpr): Likewise.
21166 (movsfcc): Rewrite floating point conditional moves to combine
21167 SFmode/DFmode into a single insn.
21168 (mov<mode>cc): Likewise.
21169 (movdfcc): Likewise.
21170 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
21171 SFDF2 iterators to handle all combinations.
21172 (fseldfsf4): Likewise.
21173 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
21174 (fseldfdf4): Likewise.
21175 (fselsfdf4): Likewise.
21176 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
21177 comparison instructions that set a 0/-1 mask, and use it for
21178 floating point conditional move via XXSEL.
21179 (fpmask<mode>): Likewise.
21180 (xxsel<mode>): Likewise.
21181 * config/rs6000/predicates.md (min_max_operator): Delete, no
21183 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
21184 instructions that generate a 0/-1 mask for use with XXSEL.
21185 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
21186 say whether floating point min/max is available, either through
21187 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
21188 (TARGET_MINMAX_DF): Likewise.
21190 2016-05-27 Alan Modra <amodra@gmail.com>
21192 PR rtl-optimization/71275
21193 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
21194 for update_equiv_regs and combine_and_move_insns.
21196 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
21198 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
21199 if_then_else or cond RTXes to calculate attribute value.
21200 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
21201 <attr "length_immediate>: Ditto.
21202 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
21203 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
21204 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
21205 <attr "type">: Ditto.
21206 <attr "prefix_data16">: Ditto.
21207 <attr "prefix_extra">: Ditto.
21208 <attr "length_immediate">: Ditto.
21209 <attr "prefix">: Ditto.
21210 (vec_set<mode>_0) <attr "isa">: Ditto.
21211 <attr "prefix_extra">: Ditto.
21212 <attr "length_immediate">: Ditto.
21213 <attr "prefix">: Ditto.
21214 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
21215 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
21216 (sse2_storelpd) <attr "prefix_data16">: Ditto.
21217 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
21218 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
21219 <attr "length_immediate">: Ditto.
21220 <attr "prefix">: Ditto.
21221 (sse2_movsd) <attr "length_immediate">: Ditto.
21222 <attr "prefix">: Ditto.
21223 (vec_concatv2df) <attr "isa">: Ditto.
21224 <attr "prefix">: Ditto.
21225 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
21226 (*vec_extractv2di_1) <attr "isa">: Ditto.
21227 <attr "type">: Ditto.
21228 <attr "length_immediate">: Ditto.
21229 <attr "prefix_rex">: Ditto.
21230 <attr "prefix_extra">: Ditto.
21231 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
21232 <attr "prefix_extra">: Ditto.
21233 <attr "length_immediate">: Ditto.
21234 (vec_concatv2di) <attr "isa">: Ditto.
21235 <attr "prefix_extra">: Ditto.
21236 <attr "length_immediate">: Ditto.
21237 <attr "prefix">: Ditto.
21239 2016-05-26 Martin Liska <mliska@suse.cz>
21241 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
21243 (operator+): Likewise.
21244 (operator-): Likewise.
21245 (comp_cost::operator+=): Likewise.
21246 (comp_cost::operator-=): Likewise.
21247 (comp_cost::operator/=): Likewise.
21248 (comp_cost::operator*=): Likewise.
21249 (operator<): Likewise.
21250 (operator==): Likewise.
21251 (operator<=): Likewise.
21252 (new_cost): Remove.
21253 (infinite_cost_p): Likewise.
21254 (add_costs): Likewise.
21255 (sub_costs): Likewise.
21256 (compare_costs): Likewise.
21257 (set_group_iv_cost): Use the newly introduced functions.
21258 (get_address_cost): Likewise.
21259 (get_shiftadd_cost): Likewise.
21260 (force_expr_to_var_cost): Likewise.
21261 (split_address_cost): Likewise.
21262 (ptr_difference_cost): Likewise.
21263 (difference_cost): Likewise.
21264 (get_computation_cost_at): Likewise.
21265 (determine_group_iv_cost_generic): Likewise.
21266 (determine_group_iv_cost_address): Likewise.
21267 (determine_group_iv_cost_cond): Likewise.
21268 (autoinc_possible_for_pair): Likewise.
21269 (determine_group_iv_costs): Likewise.
21270 (cheaper_cost_pair): Likewise.
21271 (iv_ca_recount_cost): Likewise.
21272 (iv_ca_set_no_cp): Likewise.
21273 (iv_ca_set_cp): Likewise.
21274 (iv_ca_cost): Likewise.
21275 (iv_ca_new): Likewise.
21276 (iv_ca_dump): Likewise.
21277 (iv_ca_narrow): Likewise.
21278 (iv_ca_prune): Likewise.
21279 (iv_ca_replace): Likewise.
21280 (try_add_cand_for): Likewise.
21281 (try_improve_iv_set): Likewise.
21282 (find_optimal_iv_set): Likewise.
21284 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
21286 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
21287 that internal functions will clobber all caller-saved registers.
21289 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
21291 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
21292 Return a better case_values_threshold when optimizing.
21294 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
21296 * config/aarch64/aarch64-simd.md (aarch64_combinez):
21297 Add ? to integer variant.
21298 (aarch64_combinez_be): Likewise.
21300 2016-05-26 Jakub Jelinek <jakub@redhat.com>
21302 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
21303 instead of x constraint.
21304 (vcvtps2ph256<mask_name>): Likewise.
21306 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
21307 alternative. Formatting fix.
21309 * config/i386/sse.md
21310 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
21312 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
21313 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
21314 maybe_evex prefix instead of vex.
21315 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
21316 EXT_REX_SSE_REG_P (op0) case in the splitter.
21318 2016-05-25 Jeff Law <law@redhat.com>
21320 PR tree-optimization/71272
21321 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
21322 Update comments. Add test for empty path.
21324 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
21326 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
21327 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
21328 special case builtin.
21329 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21330 code for ALTIVEC_BUILTIN_VEC_CMPNE.
21331 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21332 for __builtin_vec_cmpne.
21334 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
21336 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
21337 redundant test and bail out if the type of the new operand is not
21338 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
21340 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
21342 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
21343 (x_ix86_target_flags_explicit): Remove.
21344 * config/i386/i386.c (ix86_function_specific_save): Do not copy
21345 x_ix86_target_flags_explicit.
21346 (ix86_function_specific_restore): Ditto.
21348 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
21349 H.J. Lu <hongjiu.lu@intel.com>
21352 * common/config/i386/i386-common.c
21353 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
21354 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
21355 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
21356 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
21357 (-mgeneral-regs-only): Add new option.
21358 * config/i386/i386.c (ix86_option_override_internal): Don't enable
21359 x87 instructions if only general registers are allowed.
21360 (ix86_target_string): Add ix86_flags argument. Handle additional
21361 flags options through ix86_flags argument. Update all callers.
21362 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
21364 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21366 PR rtl-optimization/66940
21367 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
21368 decrementing desired_val will not overflow before performing these
21371 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
21373 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
21374 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
21375 * config/i386/i386.c (enum ix86_builtins): Add
21376 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
21377 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
21378 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
21379 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
21380 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
21381 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
21382 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
21383 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
21384 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
21385 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
21386 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
21387 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
21388 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
21389 __builtin_ia32_cvtps2dq512_mask.
21390 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
21391 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
21392 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
21393 * config/i386/sse.md
21394 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
21396 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
21397 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
21399 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
21400 (avx512f_vec_pack_sfix_v8df): New define_expand.
21401 (avx512f_roundpd512): Rename to ...
21402 (avx512f_round<castmode>512): ... this. Change iterator.
21403 (avx512f_roundps512_sfix): New define_expand.
21404 (round<mode>2_sfix): Change iterator.
21406 2016-05-25 Nick Clifton <nickc@redhat.com>
21408 * config/msp430/msp430.c (msp430_attr): Produce an error if a
21409 static interrupt handler is detected.
21410 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
21411 default linker script.
21412 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
21413 the low part of a symbolic pointer.
21415 2016-05-25 Richard Biener <rguenther@suse.de>
21417 PR tree-optimization/71261
21418 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
21419 interesting stmt instead of immediate uses when looking
21420 for the use operand to replace.
21422 2016-05-25 Martin Liska <mliska@suse.cz>
21424 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
21426 2016-05-25 Richard Biener <rguenther@suse.de>
21428 PR tree-optimization/71264
21429 * tree-vect-stmts.c (vect_init_vector): Properly deal with
21432 2016-05-25 Martin Liska <mliska@suse.cz>
21434 PR tree-optimization/71239
21435 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
21436 if DECL_SIZE is NULL.
21438 2016-05-25 Richard Biener <rguenther@suse.de>
21440 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
21441 * tree-if-conv.c (pass_data_if_conversion): Use it.
21443 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
21445 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
21446 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
21447 * varpool.c (varpool_node::get_availability): Likewise.
21449 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
21451 * config/rs6000/altivec.md (VNEG iterator): New iterator for
21452 VNEGW/VNEGD instructions.
21453 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
21454 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
21455 support for ISA 3.0 VNEGW/VNEGD instructions.
21457 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
21459 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
21460 pointers inside OACC_DATA regions.
21461 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
21462 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
21463 (gimplify_adjust_omp_clauses): Fix typo in comment.
21465 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
21467 * config/rs6000/altivec.md (VParity): New mode iterator for vector
21468 parity built-in functions.
21469 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
21471 (p9v_parity<mode>2): Likewise.
21472 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
21474 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
21475 (parity<mode>2): ISA 3.0 expander for vector parity.
21476 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
21478 (BU_P9_64BIT_MISC_0): Likewise.
21479 (BU_P9_MISC_0): Likewise.
21480 (BU_P9V_AV_1): Likewise.
21481 (BU_P9V_AV_2): Likewise.
21482 (BU_P9V_AV_3): Likewise.
21483 (BU_P9V_AV_P): Likewise.
21484 (BU_P9V_VSX_1): Likewise.
21485 (BU_P9V_OVERLOAD_1): Likewise.
21486 (BU_P9V_OVERLOAD_2): Likewise.
21487 (BU_P9V_OVERLOAD_3): Likewise.
21488 (VCTZB): Add vector count trailing zeros support.
21492 (VPRTYBD): Add vector parity support.
21493 (VPRTYBQ): Likewise.
21494 (VPRTYBW): Likewise.
21495 (VCTZ): Add overloaded vector count trailing zeros support.
21496 (VPRTYB): Add overloaded vector parity support.
21497 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21498 overloaded vector count trailing zeros and parity instructions.
21499 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
21500 vector parity support.
21501 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
21502 trailing zeros support.
21503 (vec_cntlz): Likewise.
21504 (vec_vctzb): Likewise.
21505 (vec_vctzd): Likewise.
21506 (vec_vctzh): Likewise.
21507 (vec_vctzw): Likewise.
21508 (vec_vprtyb): Add ISA 3.0 vector parity support.
21509 (vec_vprtybd): Likewise.
21510 (vec_vprtybw): Likewise.
21511 (vec_vprtybq): Likewise.
21512 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
21513 the ISA 3.0 vector count trailing zeros and vector parity built-in
21516 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21518 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
21519 when there is stmt_to_insert.
21521 2016-05-24 Martin Sebor <msebor@redhat.com>
21524 * tree.h (complete_or_array_type_p): New inline function.
21526 2016-05-24 Jakub Jelinek <jakub@redhat.com>
21528 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
21529 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
21530 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
21532 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
21533 Limit 1st alternative to noavx isa, split 2nd alternative into one
21534 noavx and one avx alternative, use *x and Bm in the former and
21535 x and m in the latter.
21537 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
21538 of sse4 for the first alternative, drop %v from the template
21539 and d operand modifier. Split second alternative into one sse4_noavx
21540 and one avx alternative, use *x instead of *v in the former and v
21541 instead of *v in the latter.
21542 (*sse4_1_extractps): Use noavx isa instead of * for the first
21543 alternative, drop %v from the template. Split second alternative into
21544 one noavx and one avx alternative, use *x instead of *v in the
21545 former and v instead of *v in the latter.
21546 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
21547 with noavx and the last one with avx.
21548 (sse4_1_phminposuw): Guard first alternative with noavx isa,
21549 split the second one into one noavx and one avx alternative,
21550 use *x and Bm in the former and x and m in the latter one.
21551 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
21554 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
21555 first two alternatives to noavx, use *x instead of *v in the second
21556 one, add avx alternative without *.
21557 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
21558 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
21559 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
21561 2016-05-24 Jeff Law <law@redhat.com>
21563 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
21564 New function, extracted from...
21565 (fsm_find_control_statement_thread_paths): Here. Use the new function.
21566 Allow simple copies and constant initializations in the SSA chain.
21568 2016-05-24 Marek Polacek <polacek@redhat.com>
21571 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
21574 2016-05-24 Jakub Jelinek <jakub@redhat.com>
21577 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
21578 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
21579 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
21580 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
21581 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
21583 2016-05-24 Richard Biener <rguenther@suse.de>
21585 PR tree-optimization/71240
21586 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
21589 2016-05-24 Richard Biener <rguenther@suse.de>
21591 PR tree-optimization/71230
21592 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
21594 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21596 * tree-vectorizer.h (vectorizable_comparison): Delete.
21597 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
21598 PURE_SLP_STMT check.
21599 * tree-vect-stmts.c (vectorizable_call): Likewise.
21600 (vectorizable_simd_clone_call): Likewise.
21601 (vectorizable_conversion): Likewise.
21602 (vectorizable_assignment): Likewise.
21603 (vectorizable_shift): Likewise.
21604 (vectorizable_operation): Likewise.
21605 (vectorizable_load): Likewise.
21606 (vectorizable_condition): Likewise.
21607 (vectorizable_store): Likewise. Assert that we don't have
21609 (vectorizable_comparison): Make static. Remove redundant
21610 PURE_SLP_STMT check.
21611 (vect_transform_stmt): Assert that we always have an slp_node
21614 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21616 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
21617 operands[2] against 1 with comparison against CONST1_RTX.
21618 (<shift>di3_neon): Likewise.
21619 * config/arm/predicates.md (const0_operand): Replace with comparison
21620 against CONST0_RTX.
21622 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21624 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
21625 operands[2] against 1 with comparison against CONST1_RTX.
21626 (ashrdi3): Likewise.
21627 (lshrdi3): Likewise.
21628 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
21630 (ashrsi3): Likewise.
21631 (lshrsi3): Likewise.
21632 (rotrsi3): Likewise.
21633 (define_split above *compareqi_eq0): Likewise.
21634 (define_split above "prologue"): Likewise.
21635 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
21636 * config/arm/predicates.md (shift_operator): Likewise.
21637 (shift_nomul_operator): Likewise.
21638 (sat_shift_operator): Likewise.
21639 (thumb1_cmp_operand): Likewise.
21640 (const_neon_scalar_shift_amount_operand): Replace manual range
21641 check with IN_RANGE.
21642 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
21643 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
21645 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21647 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
21648 with HOST_WIDE_INT_1.
21650 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
21651 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
21652 (arm_canonicalize_comparison): Likewise.
21653 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
21655 (thumb1_size_rtx_costs): Likewise.
21656 (vfp_const_double_index): Replace cast of 1 to unsigned
21657 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21658 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
21660 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
21661 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21662 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
21663 HOST_WIDE_INT with HOST_WIDE_INT_1.
21665 2016-05-24 Marek Polacek <polacek@redhat.com>
21667 * tree-cfg.h (should_remove_lhs_p): New predicate.
21668 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
21669 * gimplify.c (gimplify_modify_expr): Likewise.
21670 * tree-cfg.c (verify_gimple_call): Likewise.
21671 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
21672 * gimple-fold.c: Include "tree-cfg.h".
21673 (gimple_fold_call): Use should_remove_lhs_p.
21675 2016-05-24 Richard Biener <rguenther@suse.de>
21677 PR tree-optimization/71253
21678 * cfganal.h (control_dependences): Make robust against edge
21680 (control_dependences::control_dependences): Remove edge_list argument.
21681 (control_dependences::get_edge): Remove.
21682 (control_dependences::get_edge_src): Add.
21683 (control_dependences::get_edge_dest): Likewise.
21684 (control_dependences::m_el): Make a vector of edge src/dest index.
21685 * cfganal.c (control_dependences::find_control_dependence): Adjust.
21686 (control_dependences::control_dependences): Likewise.
21687 (control_dependences::~control_dependence): Likewise.
21688 (control_dependences::get_edge): Remove.
21689 (control_dependences::get_edge_src): Add.
21690 (control_dependences::get_edge_dest): Likewise.
21691 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
21693 (perform_tree_ssa_dce): Adjust.
21694 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
21696 (pass_loop_distribution::execute): Adjust. Do loop destroying
21697 conditional on changed.
21699 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21702 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
21703 return. Reindent transformation comment and mention the ARM state
21706 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21708 PR middle-end/71252
21709 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
21710 after build_and_add_sum creates new use stmt.
21712 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21714 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
21715 load_lanes/grouped_load classification comes first. Don't check
21716 whether the vectorization factor is a multiple of the group size
21719 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21721 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
21722 GROUP_GAP for single-element interleaving.
21723 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
21726 2016-05-24 Richard Biener <rguenther@suse.de>
21728 PR middle-end/70434
21730 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
21731 bases which are accessed with non-invariant indices.
21732 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
21733 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
21735 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21737 PR middle-end/71170
21738 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
21739 (add_to_ops_vec): Add stmt_to_insert.
21740 (add_repeat_to_ops_vec): Init stmt_to_insert.
21741 (insert_stmt_before_use): New.
21742 (transform_add_to_multiply): Remove mult_stmt insertion and add it
21744 (get_ops): Init stmt_to_insert.
21745 (maybe_optimize_range_tests): Likewise.
21746 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
21747 (rewrite_expr_tree_parallel): Likewise.
21748 (reassociate_bb): Likewise.
21750 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21753 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
21754 ISA 3.0 xxperm fusion alternative.
21755 (altivec_vperm_v8hiv16qi): Likewise.
21756 (altivec_vperm_<mode>_uns_internal): Likewise.
21757 (vperm_v8hiv4si): Likewise.
21758 (vperm_v16qiv8hi): Likewise.
21760 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21761 Kelvin Nilsen <kelvin@gcc.gnu.org>
21763 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
21764 vpermr/xxpermr on ISA 3.0.
21765 (altivec_expand_vec_perm_le): Likewise.
21766 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
21767 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
21770 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
21772 * config/i386/i386.h (IS_STACK_MODE): Enable for
21773 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
21774 SSE_FLOAT_MODE_P macros.
21775 * config/i386/i386.c (ix86_preferred_reload_class): Use
21776 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
21777 Cleanup regclass processing for CONST_DOUBLE_P.
21778 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
21779 (ix86_rtx_costs): Remove redundant TARGET_80387 check
21780 with IS_STACK_MODE macro.
21781 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
21783 (*movdf_internal): Use IS_STACK_MODE macro.
21784 (*movsf_internal): Ditto.
21786 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
21788 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
21789 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
21791 2016-05-23 Jeff Law <law@redhat.com>
21793 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
21795 (fsm_find_control_statement_thread_paths): Call it.
21797 2016-05-23 Martin Jambor <mjambor@suse.cz>
21800 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
21801 from_global_constant if t is not NULL.
21803 2016-05-23 Marek Polacek <polacek@redhat.com>
21806 * common.opt (Wswitch-unreachable): New option.
21807 * doc/invoke.texi: Document -Wswitch-unreachable.
21808 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
21811 2016-05-23 Bin Cheng <bin.cheng@arm.com>
21813 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
21814 TMR_INDEX is non-NULL.
21816 2016-05-23 Richard Biener <rguenther@suse.de>
21818 PR tree-optimization/71230
21819 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
21820 (try_special_add_to_ops): ... here. Always test for single-use.
21822 2016-05-23 Martin Jambor <mjambor@suse.cz>
21824 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
21825 default block if a PHI node in the original one would be resized.
21827 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21829 PR tree-optimization/58135
21830 * tree-vect-slp.c: When group size is not multiple
21831 of vector size, allow splitting of store group at
21834 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
21836 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
21838 2016-05-22 Jakub Jelinek <jakub@redhat.com>
21840 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
21841 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
21842 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
21845 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
21846 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
21847 v constraint instead of x and vinserti32x4 insn.
21849 * config/i386/sse.md (i128vldq): New mode iterator.
21850 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
21851 avx512dq and avx512vl alternatives.
21853 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
21854 constraint, use maybe_evex prefix instead of vex.
21855 (vec_dupv4sf): Use v constraint instead of x for output
21856 operand except for noavx alternative, use Yv constraint
21857 instead of x for input. Use maybe_evex prefix instead of vex.
21858 (*vec_dupv4si): Likewise.
21859 (*vec_dupv2di): Likewise.
21861 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
21863 PR middle-end/40921
21864 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
21865 (linearize_expr_tree): Call try_special_add_to_ops.
21866 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
21868 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21870 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
21871 to computed stack_usage.
21873 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
21876 * config/avr/avr.md (define_expand "mov<mode>"): If the source
21877 operand is subreg (symbol_ref) then move the symbol ref to register.
21879 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
21881 * tree.c (array_at_struct_end_p): Look through MEM_REF.
21883 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
21885 PR middle-end/71179
21886 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
21889 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21891 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
21892 ranges by calling get_single_symbol and tidy up. Look more closely
21893 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
21895 2016-05-20 Jeff Law <law@redhat.com>
21897 * bitmap.c (bitmap_find_bit): Remove useless test.
21899 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
21901 * function.c (thread_prologue_and_epilogue_insns): Commit the
21902 insertion of the epilogue.
21904 2016-05-20 Martin Jambor <mjambor@suse.cz>
21906 PR tree-optimization/70884
21907 * tree-sra.c (initialize_constant_pool_replacements): Do not check
21908 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
21909 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
21910 of constant pool data as a reason for scalarization.
21912 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21914 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
21915 for naked functions.
21916 (thumb1_expand_prologue): Likewise.
21918 2016-05-20 Nathan Sidwell <nathan@acm.org>
21920 * config/nvptx/nptx.c (nvptx_option_override): Only set
21921 flag_toplevel_reorder, if not explicitly specified. Set
21922 flag_no_common, unless explicitly specified.
21924 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21926 * calls.c (can_implement_as_sibling_call_p): Mark param
21927 reg_parm_stack_space with ATTRIBUTE_UNUSED.
21929 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
21931 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
21932 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
21933 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
21935 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
21936 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
21937 and CASE_CONST_ANY.
21939 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
21941 * config/nvptx/nvptx.md (sincossf3): New pattern.
21943 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21945 * calls.c (maybe_complain_about_tail_call): New function.
21946 (initialize_argument_information): Call
21947 maybe_complain_about_tail_call when clearing *may_tailcall.
21948 (can_implement_as_sibling_call_p): Call
21949 maybe_complain_about_tail_call when returning false.
21950 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
21951 ensure try_tail_call is set. Call maybe_complain_about_tail_call
21952 if tail-call optimization fails.
21953 * cfgexpand.c (expand_call_stmt): Initialize
21954 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
21955 * gimple-pretty-print.c (dump_gimple_call): Dump
21956 gimple_call_must_tail_p.
21957 * gimple.c (gimple_build_call_from_tree): Call
21958 gimple_call_set_must_tail with the value of
21959 CALL_EXPR_MUST_TAIL_CALL.
21960 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
21961 (gimple_call_set_must_tail): New function.
21962 (gimple_call_must_tail_p): New function.
21963 * print-tree.c (print_node): Update printing of TREE_STATIC
21964 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
21965 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
21966 trailing comment listing applicable flags.
21967 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
21969 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21971 * calls.c (expand_call): Move "Rest of purposes for tail call
21972 optimizations to fail" to...
21973 (can_implement_as_sibling_call_p): ...this new function, and
21974 split into multiple "if" statements.
21976 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21978 * cfgloop.h (expected_loop_iterations_unbounded,
21979 expected_loop_iterations): Unconstify.
21980 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
21981 profile with known upper bound; return 3 when profile is absent.
21982 (expected_loop_iterations): Update.
21984 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21986 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
21987 and get_max_loop_iterations_int.
21989 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21991 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
21992 realistic upper bounds here.
21994 2016-05-20 Jakub Jelinek <jakub@redhat.com>
21997 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
21998 calls if the LHS is variable length or has addressable type.
21999 If targets[0]->decl is a noreturn call with void return type and
22000 zero arguments, adjust fntype and remove lhs in that case.
22002 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
22004 PR tree-optimization/71079
22005 PR tree-optimization/71206
22006 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
22008 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22010 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
22011 (get_vec_alignment_for_array_decl): Likewise.
22012 (get_vec_alignment_for_record_decl): Likewise.
22013 (increase_alignment::execute): Move code to find alignment to
22014 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
22015 (type_align_map): New hash_map.
22017 2016-05-20 Richard Guenther <rguenther@suse.de>
22019 PR tree-optimization/29756
22020 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
22021 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
22022 * fold-const.c (operand_equal_p): Likewise.
22023 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
22024 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
22025 * tree-inline.c (estimate_operator_cost): Likewise.
22026 * tree-pretty-print.c (dump_generic_node): Likewise.
22027 * tree-ssa-operands.c (get_expr_operands): Likewise.
22028 * cfgexpand.c (expand_debug_expr): Likewise.
22029 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
22030 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
22031 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
22032 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
22033 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
22034 (execute_update_addresses_taken): Do it.
22036 2016-05-20 Richard Biener <rguenther@suse.de>
22038 PR tree-optimization/71185
22039 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
22040 register operations.
22042 2016-05-20 Richard Biener <rguenther@suse.de>
22044 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
22045 gimple_seq_add_seq_without_update.
22046 (release_bb_predicate): Assert we have no operands to free.
22047 (if_convertible_loop_p_1): Calculate post dominators later.
22048 Do not free BB predicates here.
22049 (combine_blocks): Do not recompute BB predicates.
22050 (version_loop_for_if_conversion): Save BB predicates around
22053 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
22055 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
22056 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
22057 code. Ignore sibcalls on EDGE_IGNORE edges.
22058 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
22059 on edges for sibcalls that run without prologue. The rest of the
22060 function is combined from...
22061 (fix_fake_fallthrough_edge): ... this, and ...
22062 (try_shrink_wrapping): ... a part of this. Remove the bb_with
22063 function argument, make it a local variable.
22065 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
22067 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
22068 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
22069 for 32-bit mode and SEH for 64-bit.
22070 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
22071 TARGET_64BIT_DEFAULT.
22073 2016-05-19 Ryan Burn <contact@rnburn.com>
22075 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
22076 * gengtype.c (open_base_files): Add cilk.h to ifiles.
22078 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
22080 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
22081 force pending loads from memory.
22083 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
22085 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
22086 (UNSPEC_DARN_32): New unspec constant.
22087 (UNSPEC_DARN_RAW): New unspec constant.
22088 (darn_32): New instruction.
22089 (darn_raw): New instruction.
22090 (darn): New instruction.
22091 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
22092 support and documentation for this macro.
22093 (BU_P9_MISC_1): New macro definition.
22094 (BU_P9_64BIT_MISC_0): New macro definition.
22095 (BU_P9_MISC_0): New macro definition.
22096 (darn_32): New builtin definition.
22097 (darn_raw): New builtin definition.
22098 (darn): New builtin definition.
22099 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
22100 RS6000_BUILTIN_0 directives to surround each occurrence of
22101 #include "rs6000-builtin.def".
22102 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
22103 RS6000_BTM_64BIT flags to the returned mask, depending on
22105 (def_builtin): Correct an error in the assignments made to the
22106 debugging variable attr_string.
22107 (rs6000_expand_builtin): Add support for no-operand built-in
22109 (builtin_function_type): Remove fatal_error assertion that is no
22111 (rs6000_common_init_builtins): Add support for no-operand built-in
22113 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
22115 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
22117 (RS6000_BTM_64BIT): New macro definition.
22118 * doc/extend.texi: Document __builtin_darn (void),
22119 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
22122 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
22124 * tree-vect-loop.c (vect_analyze_loop_2): Use also
22125 max_loop_iterations_int.
22127 2016-05-19 Marek Polacek <polacek@redhat.com>
22129 PR tree-optimization/71031
22130 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
22131 condition and adjust the code a bit.
22133 2016-05-19 Martin Liska <mliska@suse.cz>
22135 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
22136 auto_vec instead of vec.
22138 2016-05-19 Martin Liska <mliska@suse.cz>
22140 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
22142 2016-05-19 Martin Liska <mliska@suse.cz>
22144 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
22146 2016-05-19 Martin Liska <mliska@suse.cz>
22148 * ipa-pure-const.c (set_function_state): Remove an existing
22150 (remove_node_data): Do not free it as it's released
22151 in set_function_state.
22153 2016-05-19 Martin Liska <mliska@suse.cz>
22155 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
22158 2016-05-19 Martin Liska <mliska@suse.cz>
22160 * omp-simd-clone.c (simd_clone_adjust): Release vector.
22162 2016-05-19 Martin Liska <mliska@suse.cz>
22164 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
22165 an auto_vec instead of re-creating it.
22167 2016-05-19 Martin Liska <mliska@suse.cz>
22169 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
22170 auto_vec instead of vec.
22172 2016-05-19 Martin Liska <mliska@suse.cz>
22174 * lto-section-in.c (lto_get_section_data): Call
22175 lto_check_version with additional argument.
22176 * lto-streamer.c (lto_check_version): Add new argument.
22177 * lto-streamer.h (lto_check_version): Likewise.
22179 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22181 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
22182 Don't add cost of inner memory when handling sign-extended loads.
22184 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
22186 PR rtl-optimization/71148
22187 * cse.c (cse_main): Free dominance info.
22188 (rest_of_handle_cse): Don't free dominance info.
22189 (rest_of_handle_cse2): Likewise.
22190 (rest_of_handle_cse_after_global_opts): Likewise.
22192 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22195 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
22196 NULL_TREE early if NEON is not available. Remove now redundant check
22197 in ARM_CHECK_BUILTIN_MODE.
22199 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
22202 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
22203 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
22204 * doc/cpp.texi: Document new macros.
22206 2016-05-19 Bin Cheng <bin.cheng@arm.com>
22208 PR tree-optimization/69848
22209 * tree-vect-loop.c (vectorizable_reduction): Don't factor
22210 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
22212 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
22214 * function.c (thread_prologue_and_epilogue_insn): Move the
22215 "goto epilogue_done" one block later.
22217 2016-05-19 Richard Biener <rguenther@suse.de>
22219 PR tree-optimization/70729
22220 * passes.def: Move LIM pass before PRE. Remove no longer
22221 required copyprop and move first DCE out of the loop pipeline.
22223 2016-05-18 David Malcolm <dmalcolm@redhat.com>
22226 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
22227 (OBJS-libcommon-target): ...here.
22228 * opts-common.c: Include spellcheck.h.
22229 (cmdline_handle_error): Build a vec of valid options and use it
22230 to suggest provide hints for misspelled arguments.
22232 2016-05-18 Jakub Jelinek <jakub@redhat.com>
22235 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
22236 lhs if it has TREE_ADDRESSABLE type.
22238 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
22241 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
22242 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
22244 2016-05-18 Martin Jambor <mjambor@suse.cz>
22247 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
22248 input for NOP_EXPR pass-through functions.
22249 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
22250 aggregate global constant VAR_DECLs in constant jump functions.
22252 2016-05-18 Martin Jambor <mjambor@suse.cz>
22255 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
22256 from TREE_READONLY parameters.
22258 2016-05-18 Martin Jambor <mjambor@suse.cz>
22261 * cgraph.h (cgraph_indirect_call_info): New field
22262 guaranteed_unmodified.
22263 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
22264 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
22266 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
22267 pass the parameter value to ipa_find_agg_cst_for_param.
22268 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
22269 guaranteed_unmodified, store AA results there instead of bailing out
22271 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
22272 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
22273 (find_constructor_constant_at_offset): New function.
22274 (ipa_find_agg_cst_from_init): Likewise.
22275 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
22276 static initializers of contants, report back through a new paameter
22277 from_global_constant if that was the case.
22278 (try_make_edge_direct_simple_call): Also pass parameter value to
22279 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
22281 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
22282 (ipa_read_indirect_edge_info): Likewise.
22283 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
22284 (ipa_load_from_parm_agg): Likewise.
22286 2016-05-18 Jiong Wang <jiong.wang@arm.com>
22288 PR rtl-optimization/71150
22289 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
22292 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
22295 * config/rs6000/constraints.md (wE constraint): New constraint
22296 for a vector constant that can be loaded with XXSPLTIB.
22297 (wM constraint): New constraint for a vector constant of a 1's.
22298 (wS constraint): New constraint for a vector constant that can be
22299 loaded with XXSPLTIB and a vector sign extend instruction.
22300 * config/rs6000/predicates.md (xxspltib_constant_split): New
22301 predicates for wE/wS constraints.
22302 (xxspltib_constant_nosplit): Likewise.
22303 (easy_vector_constant): Add support for constants that can be
22304 loaded via XXSPLTIB.
22305 (all_ones_constant): New predicate for vector constant with all
22307 (splat_input_operand): Add support for ISA 3.0 word splat operations.
22308 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
22309 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
22310 instruction and possibly with a sign extension.
22311 (output_vec_const_move): Add support for XXSPLTIB. If we are
22312 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
22313 instead of XXLXOR/XXLORC.
22314 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
22316 (rs6000_legitimize_reload_address): Likewise.
22317 (rs6000_output_move_128bit): Use output_vec_const_move to emit
22319 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
22320 combine VSX_M and VSX_M2 into one iterator.
22321 (VSX_M2): Likewise.
22322 (VSINT_84): New iterators for loading constants with XXSPLTIB.
22323 (VSINT_842): Likewise.
22324 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
22325 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
22326 XXSPLTIB instruction.
22327 (xxspltib_<mode>_nosplit): Likewise.
22328 (xxspltib_<mode>_split): New insn to load up constants with
22329 XXSPLTIB and a sign extend instruction.
22330 (vsx_mov<mode>): Replace single move that handled all vector types
22331 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
22332 moves (when -mvsx-timode is in effect) into the main vector
22333 moves. Eliminate separate moves for <VSr> <VSa>, where the
22334 preferred register class (<VSr>) is listed first, and the
22335 secondary register class (<VSa>) is listed second with a '?' to
22336 discourage use. Prefer loading 0/-1 in any VSX register for ISA
22337 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
22338 that if the register was involved in a slow operation, the
22339 clear/set operation does not wait for the slow operation to
22340 finish. Adjust the length attributes for 32-bit mode. Use
22341 rs6000_output_move_128bit and drop the use of the string
22342 instructions for 32-bit movti when -mvsx-timode is in effect. Use
22343 spacing so that the alternatives and attributes don't generate
22344 long lines, and put things in columns, so that it is easier to
22345 match up the operands and attributes with the insn alternatives.
22346 (vsx_mov<mode>_64bit): Likewise.
22347 (vsx_mov<mode>_32bit): Likewise.
22348 (vsx_movti_64bit): Fold movti into normal vector moves.
22349 (vsx_movti_32bit): Likewise.
22350 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
22351 splat instructions.
22352 (vsx_splat_v4si_internal): Likewise.
22353 (vsx_splat_v4sf_internal): Likewise.
22354 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
22355 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
22356 extend vector elements.
22357 (vsx_sign_extend_hi_<mode>): Likewise.
22358 (vsx_sign_extend_si_v2di): Likewise.
22359 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
22361 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
22362 constraints. Add trailing period to wL documentation.
22364 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
22366 PR middle-end/71020
22367 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
22368 * tree-dfa.c (replace_abnormal_ssa_names): New function.
22369 * tree-call-cdce.c: Include tree-dfa.h.
22370 (can_guard_call_p): New function, extracted from...
22371 (can_use_internal_fn): ...here.
22372 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
22374 (shrink_wrap_one_built_in_call): Likewise.
22375 (use_internal_fn): Likewise.
22376 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
22377 and return void. Call replace_abnormal_ssa_names.
22378 (pass_call_cdce::execute): Check can_guard_call_p during the
22379 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
22380 will always change something.
22382 2016-05-18 Martin Jambor <mjambor@suse.cz>
22385 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
22386 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
22388 2016-05-18 Martin Jambor <mjambor@suse.cz>
22391 * ipa-inline.h (condition): New field size.
22392 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
22393 for comaprison and store it into the new condition.
22394 (evaluate_conditions_for_known_args): Use condition size to check
22395 access sizes for all but CHANGED conditions.
22396 (unmodified_parm_1): New parameter size_p, store access size into it.
22397 (unmodified_parm): Likewise.
22398 (unmodified_parm_or_parm_agg_item): Likewise.
22399 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
22400 (set_cond_stmt_execution_predicate): Extract access sizes and store
22401 them to conditions.
22402 (set_switch_stmt_execution_predicate): Likewise.
22403 (will_be_nonconstant_expr_predicate): Likewise.
22404 (will_be_nonconstant_predicate): Likewise.
22405 (inline_read_section): Stream condition size.
22406 (inline_write_summary): Likewise.
22408 2016-05-18 Richard Biener <rguenther@suse.de>
22410 * tree-ssa-loop-im.c (determine_max_movement): Properly add
22411 condition cost to PHI cost instead of total_cost.
22413 2016-05-18 Martin Liska <mliska@suse.cz>
22416 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
22419 2016-05-18 Richard Biener <rguenther@suse.de>
22421 * lto-streamer.h (LTO_major_version): Bump to 6.
22423 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
22425 * function.c (make_split_prologue_seq, make_prologue_seq,
22426 make_epilogue_seq): New functions, factored out from...
22427 (thread_prologue_and_epilogue_insns): Here.
22429 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
22431 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
22432 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
22433 of before. Add a comment.
22435 2016-05-18 Bin Cheng <bin.cheng@arm.com>
22437 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
22438 expression pointer, not pointer to the pointer.
22440 2016-05-18 Jakub Jelinek <jakub@redhat.com>
22442 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
22443 (avx2_pbroadcast<mode>): Add another alternative with v instead
22444 of x constraints in it, using <pbroadcast_evex_isa> isa.
22445 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
22447 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
22448 constraint x instead of v in second alternative, add avx512bw
22451 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
22452 constraint x instead of v in second alternative, add avx512bw
22455 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
22456 constraint x instead of v in second alternative, add avx512bw
22459 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
22460 avx512bw alternative.
22462 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
22464 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
22465 array to 128 chars.
22466 (define_insn "*andnottf3"): Ditto.
22467 (define_insn "*<code><mode>3"/any_logic): Ditto.
22468 (define_insn "*<code>tf3"/any_logic): Ditto.
22469 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
22470 operand to block AVX-512VL insn variant emit when it is not enabled.
22472 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
22474 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
22475 constraint fot SF mode.
22477 2016-05-18 Petr Murzin <petr.murzin@intel.com>
22478 Kirill Yukhin <kirill.yukhin@intel.com>
22480 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
22482 (define_insn "rsqrt14<mode>"): Ditto.
22483 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
22484 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
22485 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
22486 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
22487 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
22489 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
22490 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
22491 * config/i386/i386.c (ix86_print_operand): Expand check for size
22492 override codes for Intel syntax.
22494 2016-05-18 Richard Biener <rguenther@suse.de>
22496 PR tree-optimization/71168
22497 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
22498 initialization earlier.
22500 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
22502 * config/aarch64/aarch64-simd.md
22503 (aarch64_reduc_plus_internal<mode>): Rename to...
22504 (reduc_plus_scal): ...This, and remove previous implementation.
22506 2016-05-18 Richard Biener <rguenther@suse.de>
22508 * passes.def: Put late dse and cd_dce in canonical order.
22510 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
22512 * ipa-inline-transform.c (preserve_function_body_p): Look for
22513 first non-thunk clone.
22514 (save_function_body): Save into first non-thunk.
22515 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
22517 (lto_output_node): Inline thunks don't need body in every
22519 * lto-streamer-in.c: Do not fixup thunk clones.
22520 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
22522 * tree-inline.c (copy_bb): Be prepared for target node to be new after
22525 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
22527 PR middle-end/63586
22528 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
22529 (reassociate_bb): Call transform_add_to_multiply.
22531 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
22533 * config/aarch64/aarch64.c (all_extensions): Removed unused
22536 2016-05-17 Nathan Sidwell <nathan@acm.org>
22538 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
22539 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
22541 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
22543 PR tree-optimization/54579
22544 PR middle-end/55299
22545 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
22547 2016-05-17 Marek Polacek <polacek@redhat.com>
22550 * tree-inline.c (expand_call_inline): Call
22551 maybe_remove_unused_call_args.
22553 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
22555 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
22556 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
22557 * doc/md.texi (fmin@var{m}3): Likewise.
22559 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22561 * match.pd (X & C): New transformation.
22563 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22565 * match.pd (~X & Y): New transformation.
22567 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22569 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
22570 information for new SSA_NAME.
22571 (simplify_conversion_using_ranges): Get range through get_range_info
22572 instead of get_value_range.
22574 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22576 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
22577 Remove inline assembly.
22578 (vmvn_s16): Likewise.
22579 (vmvn_s32): Likewise.
22580 (vmvn_u8): Likewise.
22581 (vmvn_u16): Likewise.
22582 (vmvn_u32): Likewise.
22583 (vmvnq_s8): Likewise.
22584 (vmvnq_s16): Likewise.
22585 (vmvnq_s32): Likewise.
22586 (vmvnq_u8): Likewise.
22587 (vmvnq_u16): Likewise.
22588 (vmvnq_u32): Likewise.
22589 (vmvn_p8): Likewise.
22590 (vmvnq_p16): Likewise.
22592 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22594 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
22596 (vmul_n_s16): Likewise.
22597 (vmul_n_s32): Likewise.
22598 (vmul_n_u16): Likewise.
22599 (vmul_n_u32): Likewise.
22600 (vmulq_n_f32): Likewise.
22601 (vmulq_n_f64): Likewise.
22602 (vmulq_n_s16): Likewise.
22603 (vmulq_n_s32): Likewise.
22604 (vmulq_n_u16): Likewise.
22605 (vmulq_n_u32): Likewise.
22607 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22609 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
22610 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
22612 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22614 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
22615 to *aarch64_fma4_elt_from_dup<mode>.
22616 (*aarch64_fnma4_elt_to_128df): Rename to
22617 *aarch64_fnma4_elt_from_dup<mode>.
22618 * config/aarch64/arm_neon.h (vfma_n_f64): New.
22619 (vfms_n_f32): Likewise.
22620 (vfms_n_f64): Likewise.
22621 (vfmsq_n_f32): Likewise.
22622 (vfmsq_n_f64): Likewise.
22624 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
22626 * wide-int.h: Change fixed_wide_int_storage from class to struct.
22628 2016-05-17 Richard Biener <rguenther@suse.de>
22630 PR tree-optimization/71132
22631 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
22632 Only add control dependences for blocks in the loop.
22633 (build_rdg): Adjust.
22634 (generate_code_for_partition): Return whether loop should
22635 be destroyed and delay that.
22636 (distribute_loop): Likewise.
22637 (pass_loop_distribution::execute): Record loops to be destroyed
22638 and perform delayed destroying of loops.
22640 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22643 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
22645 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22647 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
22649 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
22652 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
22653 insertion point for instructions generated by validize_mem.
22655 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22657 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
22660 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22662 * config/aarch64/aarch64.c
22663 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
22664 rather than a macro.
22666 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22668 * doc/invoke.texi (AArch64 Options): Various updates.
22670 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22672 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
22673 into instrumentation thunks.
22674 * cif-code.def (CIF_CHKP): New.
22676 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
22678 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
22680 2016-05-16 Martin Jambor <mjambor@suse.cz>
22682 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
22683 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
22685 2016-05-16 Marek Polacek <polacek@redhat.com>
22687 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
22690 2016-05-16 Martin Jambor <mjambor@suse.cz>
22693 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
22694 the outlined kernel function.
22696 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
22698 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
22699 (ISA_HAS_DLSA): Ditto.
22701 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22703 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
22705 2016-05-16 Nathan Sidwell <nathan@acm.org>
22707 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
22708 (nvptx_name_replacement): Restore. Add comment.
22709 (write_fn_proto, write_fn_proto_from_insn,
22710 nvptx_output_call_insn): Restore
22711 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
22713 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22715 * config/aarch64/aarch64.md
22716 (add<mode>3_compareC_cconly_imm): Remove use of %w.
22717 (add<mode>3_compareC_imm): Likewise.
22718 (<optab>si3_uxtw): Split into register and immediate variants.
22719 (andsi3_compare0_uxtw): Likewise.
22720 (and<mode>3_compare0): Likewise.
22721 (and<mode>3nr_compare0): Likewise.
22722 (stack_protect_test_<mode>): Don't use %x for memory operands.
22724 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22726 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
22728 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22730 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
22731 Split integer shifts into shift_reg and bfm.
22732 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
22733 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
22734 (ror<mode>3_insn): Likewise.
22735 (<optab>si3_insn_uxtw): Likewise.
22736 (<optab><mode>3_insn): Change to rotate_imm.
22737 (extr<mode>5_insn_alt): Likewise.
22738 (extrsi5_insn_uxtw): Likewise.
22739 (extrsi5_insn_uxtw_alt): Likewise.
22741 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22743 * doc/tm.texi: Regenerate.
22744 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
22745 (TARGET_INVALID_RETURN_TYPE): Remove.
22746 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
22747 TARGET_INVALID_RETURN_TYPE.
22748 * target.def (invalid_parameter_type): Remove.
22749 (invalid_return_type): Remove.
22751 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22753 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
22754 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
22756 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
22758 (preserve_function_body_p): No need to preserve function body
22759 * cif-codes.def (CIF_THUNK): Remove.
22760 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
22762 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22764 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
22766 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22768 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
22771 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22773 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
22774 (inline_small_functions): Do not look for function symbol when
22777 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22779 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
22782 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22783 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22784 Jiong Wang <jiong.wang@arm.com>
22786 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
22787 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
22788 Define __ARM_FP16_ARGS when appropriate.
22789 * config/arm/arm.c (arm_invalid_parameter_type): Remove
22791 (arm_invalid_return_type): Likewise.
22792 (TARGET_INVALID_PARAMETER_TYPE): Remove.
22793 (TARGET_INVALID_RETURN_TYPE): Remove.
22794 (aapcs_vfp_sub_candidate): Allow HFmode.
22795 (aapcs_vfp_allocate): Add comment. Support HFmode.
22796 (aapcs_vfp_allocate_return_reg): Likewise.
22797 (struct aapcs_cp_arg_layout): Slightly reword comments for
22798 is_return_candidate and allocate_return_reg.
22799 (output_mov_vfp): Update assert.
22800 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
22802 (arm_invalid_parameter_type): Remove.
22803 (amr_invalid_return_type): Remove.
22804 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
22805 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
22806 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
22808 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22810 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
22811 * config/aarch64/arch64-protos.h
22812 (aarch64_legitimize_reload_address): Remove.
22813 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
22816 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
22818 * configure.ac: Add ACX_NONCANONICAL_HOST.
22819 * configure: Regenerate.
22820 * Makefile.in: Set host_noncanonical.
22822 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
22825 * config/i386/i386.md (*movtf_internal): Before register allocation,
22826 do not allow FP constants for CM_MEDIUM memory model, allow only
22827 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
22828 (*movxf_internal): Ditto.
22829 (*movdf_internal): Ditto.
22830 (*movsf_internal): Ditto.
22832 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
22834 PR rtl-optimization/67483
22835 * combine.c (make_compound_operation): Don't call extract_left_shift
22836 with negative shift amounts.
22838 2016-05-13 Jakub Jelinek <jakub@redhat.com>
22841 * fold-const.c (fold_checksum_tree): Allow modification
22842 of TYPE_ALIAS_SET during folding.
22844 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
22845 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
22846 (ix86_split_to_parts): Likewise. Fix up formatting.
22848 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
22850 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
22851 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
22854 2016-05-13 Nathan Sidwell <nathan@acm.org>
22856 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
22857 (nvptx_name_replacement): Delete.
22858 (write_fn_proto, write_fn_proto_from_insn,
22859 nvptx_output_call_insn): Remove nvptx_name_replacement call.
22860 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
22861 * langhooks.c (add_builtin_funcction_common): Call
22862 targetm.mangle_decl_assembler_name.
22864 * config/nvptx/nvptx.c (write_fn_proto): Handle
22865 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
22867 2016-05-13 Martin Liska <mliska@suse.cz>
22869 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
22870 and PRIu64 in printf format.
22872 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22874 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
22877 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22879 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
22880 Change --param max-completely-peeled-times to
22881 --param max-completely-peel-times in dump file printing.
22883 2016-05-13 Richard Biener <rguenther@suse.de>
22885 PR tree-optimization/42587
22886 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
22887 (find_bswap_or_nop_1): Likewise.
22888 (bswap_replace): Likewise.
22890 2016-05-13 Martin Liska <mliska@suse.cz>
22892 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
22893 Initialize a variable with default value.
22895 2016-05-13 Martin Liska <mliska@suse.cz>
22897 * doc/invoke.texi: Enhance explanation of error recovery
22900 2016-05-13 Martin Liska <mliska@suse.cz>
22902 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
22903 (struct cost_pair): Change inv_expr_id (int) to inv_expr
22904 (iv_inv_expr_ent *).
22905 (struct iv_inv_expr_ent): Comment struct fields.
22906 (sort_iv_inv_expr_ent): New function.
22907 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
22908 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
22909 a hash_map between iv_inv_expr_ent and number of usages.
22910 (niter_for_exit): Fix coding style.
22911 (tree_ssa_iv_optimize_init): Use renamed variable.
22912 (determine_base_object): Fix coding style.
22913 (alloc_iv): Likewise.
22914 (find_interesting_uses_outside): Likewise.
22915 (add_candidate_1): Likewise.
22916 (add_standard_iv_candidates): Likewise.
22917 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
22918 (prepare_decl_rtl): Fix coding style.
22919 (get_address_cost): Likewise.
22920 (get_shiftadd_cost): Likewise.
22921 (force_expr_to_var_cost): Likewise.
22922 (compare_aff_trees): Likewise.
22923 (get_expr_id): Restructure the function.
22924 (get_loop_invariant_expr_id): Renamed to
22925 get_loop_invariant_expr.
22926 (get_computation_cost_at): Replace usage of inv_expr_id with
22928 (get_computation_cost): Likewise.
22929 (determine_group_iv_cost_generic): Likewise.
22930 (determine_group_iv_cost_address): Likewise.
22931 (iv_period): Fix coding style.
22932 (iv_elimination_compare_lt): Likewise.
22933 (may_eliminate_iv): Likewise.
22934 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
22936 (determine_group_iv_costs): Dump invariant expressions.
22937 (iv_ca_recount_cost): Use the newly added hash_map.
22938 (iv_ca_set_remove_invariants): Fix coding style.
22939 (iv_ca_set_add_invariants): Fix coding style.
22940 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
22942 (iv_ca_set_cp): Likewise.
22943 (iv_ca_new): Initialize the newly added hash_map and remove
22944 initialization of fields.
22945 (iv_ca_free): Delete the hash_map.
22946 (iv_ca_dump): Dump invariant expressions.
22947 (iv_ca_extend): Fix coding style.
22948 (try_add_cand_for): Likewise.
22949 (create_new_ivs): Dump information about # of avg iterations and
22950 # of used invariant expressions.
22951 (rewrite_use_compare): Fix coding style.
22952 (free_loop_data): Set default value for max_inv_expr_id.
22954 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
22956 * cse.c (rest_of_handle_cse): Use cleanup_cfg
22957 returned value cse_cfg_altered computation.
22958 (rest_of_handle_cse2): Likewise.
22959 (rest_of_handle_cse_after_global_opts): Likewise.
22961 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22964 * config/arm/arm.c (arm32_output_mi_thunk): New.
22965 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
22966 to split Thumb1 vs TARGET_32BIT functionality.
22967 (arm_thumb1_mi_thunk): New.
22969 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22971 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
22974 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22977 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
22979 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
22981 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
22982 (expand_builtin_trap): Emit a regular call.
22983 (set_builtin_user_assembler_name): Remove obsolete cases.
22984 * dse.c (scan_insn): Adjust.
22985 * except.c: Include calls.h.
22986 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
22987 emit a regular call to setjmp.
22988 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
22989 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
22990 (emit_block_move_via_libcall): Delete.
22991 (block_move_fn): Delete.
22992 (init_block_move_fn): Likewise.
22993 (emit_block_move_libcall_fn): Likewise.
22994 (emit_block_op_via_libcall): New function.
22995 (set_storage_via_libcall): Tidy up and use memset builtin.
22996 (block_clear_fn): Delete.
22997 (init_block_clear_fn): Likewise.
22998 (clear_storage_libcall_fn): Likewise.
22999 (expand_assignment): Call emit_block_move_via_libcall.
23000 Do not include gt-expr.h.
23001 * expr.h (emit_block_op_via_libcall): Declare.
23002 (emit_block_copy_via_libcall): New inline function.
23003 (emit_block_move_via_libcall): Likewise.
23004 (emit_block_comp_via_libcall): Likewise.
23005 (block_clear_fn): Delete.
23006 (init_block_move_fn): Likewise.
23007 (init_block_clear_fn): Likewise.
23008 (emit_block_move_via_libcall): Likewise.
23009 (set_storage_via_libcall): Add default parameter value.
23010 * libfuncs.h (enum libfunc_index): Remove obsolete values.
23011 (abort_libfunc): Delete.
23012 (memcpy_libfunc): Likewise.
23013 (memmove_libfunc): Likewise.
23014 (memcmp_libfunc): Likewise.
23015 (memset_libfunc): Likewise.
23016 (setbits_libfunc): Likewise.
23017 (setjmp_libfunc): Likewise.
23018 (longjmp_libfunc): Likewise.
23019 (profile_function_entry_libfunc): Likewise.
23020 (profile_function_exit_libfunc): Likewise.
23021 (gcov_flush_libfunc): Likewise.
23022 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
23023 and DECL_VISIBILITY on the declaration.
23024 (init_optabs): Do not initialize obsolete libfuncs.
23025 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
23026 * tree-core.h (ECF_RET1): Define.
23027 (ECF_TM_PURE): Adjust.
23028 (ECF_TM_BUILTIN): Likewise.
23029 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
23030 (build_common_builtin_nodes): Initialize abort builtin.
23031 Add ECF_RET1 on memcpy, memmove and memset builtins.
23032 Pass final flags for alloca and alloca_with_align builtins.
23033 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
23035 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
23036 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
23037 set_storage_via_libcall and call emit_block_copy_via_libcall.
23039 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
23041 * config/i386/i386.md (*call_got_x32): Change operand 0 to
23042 DImode before it is passed to ix86_output_call_operand.
23043 (*call_value_got_x32): Ditto for operand 1.
23045 2016-05-12 Jiong Wang <jiong.wang@arm.com>
23047 PR rtl-optimization/70904
23048 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
23049 reload for wide mode.
23051 2016-05-12 Marek Polacek <polacek@redhat.com>
23054 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
23055 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
23056 * langhooks.h (incomplete_type_error): Likewise.
23057 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
23058 parameter, pass it down to incomplete_type_error.
23059 * tree.h (size_in_bytes): New inline overload.
23060 (size_in_bytes_loc): Renamed from size_in_bytes.
23062 2016-05-12 Richard Biener <rguenther@suse.de>
23064 PR tree-optimization/71059
23065 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
23066 nary before looking up or entering the expression into the VN
23068 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
23069 Make sure to re-use NARYs without result as inserted by
23072 2016-05-12 Richard Biener <rguenther@suse.de>
23074 PR tree-optimization/71062
23075 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
23077 * tree-ssa-structalias.c (set_uids_in_ptset): Set
23078 vars_contains_restrict if the var is a restrict tag.
23079 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
23080 do not disambiguate pointers against it.
23081 (dump_points_to_solution): Re-structure and adjust for new
23082 vars_contains_restrict flag.
23083 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
23085 2016-05-12 Martin Liska <mliska@suse.cz>
23087 * doc/invoke.texi: Explain connection between
23088 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
23090 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
23092 PR tree-optimization/71006
23093 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
23094 consider COND_EXPR as a mask producer.
23096 2016-05-12 Marek Polacek <polacek@redhat.com>
23099 * opts.c (common_handle_option): Detect missing argument for --help^.
23101 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23104 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
23105 when popping the PC and within an interrupt handler routine.
23106 Add missing tab to output of "ldmfd".
23107 (output_return_instruction): Output LDMFD with SP update rather
23108 than POP when returning from interrupt handler.
23110 2016-05-12 Jakub Jelinek <jakub@redhat.com>
23112 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
23113 TARGET_64BIT && TARGET_AVX512DQ.
23114 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
23115 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
23116 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
23117 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
23118 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
23119 (*vec_extractv4si_zext): Add avx512dq alternative.
23120 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
23121 use v instead of x constraint in other alternatives where possible.
23123 * config/i386/sse.md (sse2_loadld): Use v instead of x
23124 constraint in alternatives 0,1,4.
23126 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
23127 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
23128 v constraints instead of x and <pinsr_evex_isa> isa attribute.
23131 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
23132 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
23133 is not emitted unless TARGET_AVX512BW.
23134 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
23135 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
23136 for the result operand.
23138 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
23139 constraint instead of x in avx alternatives. Use maybe_evex instead
23142 * config/i386/constraints.md (Yv): New constraint.
23143 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
23144 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
23145 * config/i386/i386.md (avx512fvecmode): New mode attr.
23146 (*pushtf): Use v constraint instead of x.
23147 (*movtf_internal): Likewise. For TARGET_AVX512VL and
23148 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
23149 (*absneg<mode>2): Use Yv constraint instead of x constraint.
23150 (*absnegtf2_sse): Likewise.
23151 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
23152 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
23153 avx512f alternatives.
23154 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
23156 2016-05-12 Richard Biener <rguenther@suse.de>
23158 PR tree-optimization/71060
23159 * tree-data-ref.c (initialize_data_dependence_relation): Do not
23160 require exact match of DR_BASE_OBJECT but only matching address and
23163 2016-05-12 Richard Biener <rguenther@suse.de>
23165 PR tree-optimization/70986
23166 * cfganal.c: Include cfgloop.h.
23167 (dfs_find_deadend): Prefer to take edges exiting loops.
23169 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23171 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
23172 compile and run time.
23174 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
23177 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
23179 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
23181 * config/i386/i386.c (legitimize_pic_address): Use
23182 copy_to_suggested_reg instead of gen_movsi.
23184 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
23186 * config/rs6000/predicates.md (quad_memory_operand): Move most of
23187 the code into quad_address_p and call it to share code with
23188 vsx_quad_dform_memory_operand.
23189 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
23191 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
23192 bit instead of being a separate word. Split -mpower9-dform into
23193 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
23194 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
23195 for the register class supporting 128-bit quad word memory offsets.
23196 (mode_supports_vsx_dform_quad): Helper function to return if the
23197 register class uses quad word memory offsets.
23198 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
23199 (rs6000_debug_reg_global): Always print if we are using LRA or not.
23200 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
23201 instructions are enabled, set up the appropriate addr_masks for
23203 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
23204 -mpower9-dform-scalar, instead of -mpower9-dform.
23205 (rs6000_option_override_internal): Split -mpower9-dform into two
23206 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
23207 -mpower9-dform switch sets or clears both. If we are not using
23208 the LRA register allocator, do not enable -mpower9-dform-vector by
23209 default. If we are using LRA, enable -mpower9-dform-vector and
23210 -mvsx-timode if it is appropriate. Issue a warning if either
23211 -mpower9-dform-vector or -mvsx-timode are explicitly used without
23213 (quad_address_offset_p): New helper function to return if the
23214 offset is legal for quad word memory instructions.
23215 (quad_address_p): New function to determin if GPR or vector
23216 register quad word memory addresses are legal.
23217 (mem_operand_gpr): Validate quad word address offsets.
23218 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
23219 d-form (register + offset) instructions.
23220 (offsettable_ok_by_alignment): Likewise.
23221 (rs6000_legitimate_offset_address_p): Likewise.
23222 (legitimate_lo_sum_address_p): Likewise.
23223 (rs6000_legitimize_address): Likewise.
23224 (rs6000_legitimize_reload_address): Add more debug statements for
23226 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
23227 d-form instructions.
23228 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
23229 d-form instructions. Distinguish different cases in debug
23230 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
23231 d-form instructions.
23232 (rs6000_preferred_reload_class): Likewise.
23233 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
23234 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
23235 of the ISA 2.06 indexed memory instructions.
23236 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
23237 use them to save/restore the saved vector registers instead of
23238 using Altivec instructions.
23239 (rs6000_emit_epilogue): Likewise.
23240 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
23241 (rs6000_opt_masks): Split -mpower9-dform into
23242 -mpower9-dform-scalar and -mpower9-dform-vector.
23243 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
23245 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
23246 ISA 3.0 vector indexed memory instructions, and fold the code into
23247 the normal mov<mode> patterns.
23248 (p9_vecstore_<mode>): Likewise.
23249 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
23251 (vsx_movti_64bit): Likewise.
23252 (vsx_movti_32bit): Likewise.
23253 * config/rs6000/constraints.md (wO constraint): New constraint for
23254 ISA 3.0 vector d-form support.
23255 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
23256 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
23257 include -mpower9-dform-vector until we switch over to LRA.
23258 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
23259 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
23260 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
23261 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23262 for -mpower9-dform and -mlra.
23263 * doc/md.texi (wO constraint): Document wO constraint.
23265 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
23267 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
23268 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
23269 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
23270 Move handling of non-insn arguments inline into the sole user:
23271 (output_trans_func): ...here.
23272 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
23273 in emitted function prototype.
23274 (output_internal_insn_latency_func): Ditto. Simplify.
23275 (output_internal_maximal_insn_latency_func): Ditto. Delete
23276 always-unused argument.
23277 (output_insn_latency_func): Ditto.
23278 (output_maximal_insn_latency_func): Ditto.
23280 2016-05-11 Richard Biener <rguenther@suse.de>
23282 PR tree-optimization/71055
23283 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
23284 sth with precision not equal to access size verify we don't chop
23287 2016-05-11 Richard Biener <rguenther@suse.de>
23290 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
23291 (dwarf2out_finish): Move retry_incomplete_types call ...
23292 (dwarf2out_early_finish): ... here.
23294 2016-05-11 Richard Biener <rguenther@suse.de>
23296 PR middle-end/71002
23297 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
23298 if the langhook insists on it.
23299 * fold-const.c (make_bit_field_ref): Add arg for the original
23300 reference and preserve its alias-set.
23301 (decode_field_reference): Take exp by reference and adjust it
23302 to the original memory reference.
23303 (optimize_bit_field_compare): Adjust callers.
23304 (fold_truth_andor_1): Likewise.
23305 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
23307 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
23309 PR middle-end/70807
23310 * cfgrtl.h (delete_insn_and_edges): Now return bool.
23311 * cfgrtl.c (delete_insn_and_edges): Likewise.
23312 * config/i386/i386.c (convert_scalars_to_vector): Remove
23314 * cse.c (cse_insn): Compute cse_cfg_altered.
23315 (delete_trivially_dead_insns): Likewise.
23316 (cse_cc_succs): Likewise.
23317 (rest_of_handle_cse): Free dominance info if required.
23318 (rest_of_handle_cse2): Likewise.
23319 (rest_of_handle_cse_after_global_opts): Likewise.
23321 2016-05-11 Alan Modra <amodra@gmail.com>
23323 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
23324 abi_v4_pass_in_fpr): New functions.
23325 (rs6000_function_arg_boundary): Exclude complex IBM long double
23326 from 64-bit alignment when ABI_V4.
23327 (rs6000_function_arg, rs6000_function_arg_advance_1,
23328 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
23330 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
23332 PR rtl-optimization/71028
23333 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
23334 jump with just a return in the fallthrough block if the branch
23335 block contains just a return as well.
23337 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
23339 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
23340 * match.pd ((X & Y) ^ Y): ... this.
23341 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
23342 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
23344 2016-05-10 David Malcolm <dmalcolm@redhat.com>
23346 * read-md.c (require_char_ws): New function.
23347 (read_string): Simplify using require_char_ws.
23348 (handle_constants): Likewise.
23349 (handle_enum): Likewise.
23350 (handle_file): Likewise.
23351 * read-md.h (require_char_ws): New declaration.
23352 * read-rtl.c (read_conditions): Simplify using require_char_ws.
23353 (read_mapping): Likewise.
23354 (read_rtx_code): Likewise.
23355 (read_nested_rtx): Likewise.
23357 2016-05-10 James Norris <jnorris@codesourcery.com>
23359 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
23360 if offloading is enabled and -fopenacc or -fopenmp is specified.
23361 (CRTOFFLOADEND): Likewise.
23362 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
23363 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
23365 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
23367 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
23368 gotoff_operand code paths. Use copy_to_suggested_regs and
23369 expand_simple_binop where appropriate. Cleanup.
23371 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23374 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
23376 (dimode_scalar_chain::vector_const_cost): New.
23377 (dimode_scalar_chain::compute_convert_gain): Handle constants.
23378 (dimode_scalar_chain::convert_op): Likewise.
23379 (dimode_scalar_chain::convert_insn): Likewise.
23381 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
23383 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
23384 unary operation, not a binary one.
23386 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23388 PR middle-end/70877
23389 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
23390 calls with type casted fndecl.
23392 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23394 PR tree-optimization/70786
23395 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
23396 * calls.c (initialize_argument_information): Bind bounds
23397 with corresponding args passed by reference.
23399 2016-05-10 Jakub Jelinek <jakub@redhat.com>
23402 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
23403 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
23404 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
23407 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23410 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
23411 code for a zero scale factor.
23412 (vsx_xvcvdpuxds_scale): Likewise.
23414 2016-05-10 David Malcolm <dmalcolm@redhat.com>
23416 * diagnostic-show-locus.c (layout::layout): Call show_ruler
23417 if show_ruler_p was set on the context.
23418 (layout::show_ruler): New method.
23419 * diagnostic.h (struct diagnostic_context): Add field
23422 2016-05-10 Richard Biener <rguenther@suse.de>
23424 PR tree-optimization/71039
23425 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
23426 (chk_uses): New function.
23427 (propagate_with_phi): Verify we can safely replicate the lhs of an
23428 aggregate assignment on all incoming edges.
23430 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
23432 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
23434 (rx_atomic_sequence): New class.
23435 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
23436 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
23438 (rx_atomic_sequence::rx_atomic_sequence,
23439 rx_atomic_sequence::~rx_atomic_sequence): New functions.
23440 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
23441 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
23442 CTRLREG_INTB): New constants.
23443 (FETCHOP): New code iterator.
23444 (fethcop_name, fetchop_name2): New iterator code attributes.
23445 (QIHI): New mode iterator.
23446 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
23447 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
23448 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
23450 2016-05-10 Martin Liska <mliska@suse.cz>
23452 * tree-inline.c (remap_dependence_clique): Do not remap
23453 debugging statements.
23455 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23457 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
23458 ("*fixuns_truncdfdi2_z13")
23459 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
23460 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
23461 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
23463 2016-05-10 Richard Biener <rguenther@suse.de>
23465 PR tree-optimization/70497
23466 PR tree-optimization/28367
23467 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
23469 (visit_reference_op_load): ... here.
23470 (vn_reference_lookup_3): Use it to handle subreg-like accesses
23471 with simplified BIT_FIELD_REFs.
23472 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
23473 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
23476 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
23478 * dwarf2out.c (add_abstract_origin_attribute): Adjust
23479 documentation comment. For BLOCK nodes, add a
23480 DW_AT_abstract_origin attribute that points to the DIE generated
23481 for the origin BLOCK.
23482 (gen_lexical_block_die): Call add_abstract_origin_attribute for
23483 blocks from inlined functions.
23485 2016-05-10 Alan Modra <amodra@gmail.com>
23488 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
23489 regrename modifying insns saving lr before __morestack call.
23490 * config/rs6000/rs6000.md (split_stack_return): Similarly for
23491 insns restoring lr after __morestack call.
23493 2016-05-09 Jakub Jelinek <jakub@redhat.com>
23495 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
23496 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
23498 * config/i386/sse.md (vec_interleave_high<mode>,
23499 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
23500 <avx512>_vpermt2var<mode>3_maskz): Likewise.
23502 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
23504 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
23505 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
23506 parallel reassociation for power8 and forward.
23508 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
23510 * config/i386/i386.md (absneg splitters with general regs): Use
23511 general_reg_operand predicate.
23512 (btsq peephole2): Use x86_64_immediate_operand to check if new
23513 value is suitable for immediate operand. Generate emitted insn
23514 using RTL expressions.
23515 (btcq peephole2): Ditto.
23516 (btrq peephole2): Ditto. Generate correct immediate operand
23519 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
23521 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
23524 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
23526 * tree-affine.c (wide_int_constant_multiple_p): Add missing
23527 pointer dereference.
23529 2016-05-09 Richard Biener <rguenther@suse.de>
23531 PR tree-optimization/70985
23532 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
23533 op0 isn't a gimple register.
23535 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
23537 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
23538 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
23539 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
23540 (i6400_fpu_mult): New cpu units.
23541 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
23542 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
23543 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
23544 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
23545 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
23546 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
23547 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
23548 (i6400_msa_long_float4, i6400_msa_long_float5)
23549 (i6400_msa_long_float8, i6400_msa_fdiv_df)
23550 (i6400_msa_fdiv_sf): New reservations.
23551 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
23552 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
23553 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
23554 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
23555 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
23556 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
23557 (msa_short_cmp, msa_short_float2, msa_short_logic3)
23558 (msa_short_store4, msa_long_load, msa_short_store)
23559 (msa_long_logic, msa_long_float2, msa_long_float4)
23560 (msa_long_float5, msa_long_float8, msa_long_mult)
23561 (msa_long_fdiv, msa_long_div): New reservations.
23563 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
23564 Sameera Deshpande <sameera.deshpande@imgtec.com>
23565 Matthew Fortune <matthew.fortune@imgtec.com>
23566 Graham Stott <graham.stott@imgtec.com>
23567 Chao-ying Fu <chao-ying.fu@imgtec.com>
23569 * config.gcc: Add MSA header file for mips*-*-* target.
23570 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
23571 (Ubv8i, Urv8): New constraints.
23572 * config/mips/mips-ftypes.def: Add function types for MSA
23574 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
23575 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
23576 * config/mips/mips-msa.md: New file.
23577 * config/mips/mips-protos.h
23578 (mips_split_128bit_const_insns): New prototype.
23579 (mips_msa_idiv_insns): Likewise.
23580 (mips_split_128bit_move): Likewise.
23581 (mips_split_128bit_move_p): Likewise.
23582 (mips_split_msa_copy_d): Likewise.
23583 (mips_split_msa_insert_d): Likewise.
23584 (mips_split_msa_fill_d): Likewise.
23585 (mips_expand_msa_branch): Likewise.
23586 (mips_const_vector_same_val_p): Likewise.
23587 (mips_const_vector_same_bytes_p): Likewise.
23588 (mips_const_vector_same_int_p): Likewise.
23589 (mips_const_vector_shuffle_set_p): Likewise.
23590 (mips_const_vector_bitimm_set_p): Likewise.
23591 (mips_const_vector_bitimm_clr_p): Likewise.
23592 (mips_msa_vec_parallel_const_half): Likewise.
23593 (mips_msa_output_division): Likewise.
23594 (mips_ldst_scaled_shift): Likewise.
23595 (mips_expand_vec_cond_expr): Likewise.
23596 * config/mips/mips.c (enum mips_builtin_type): Add
23597 MIPS_BUILTIN_MSA_TEST_BRANCH.
23598 (mips_gen_const_int_vector_shuffle): New prototype.
23599 (mips_const_vector_bitimm_set_p): New function.
23600 (mips_const_vector_bitimm_clr_p): Likewise.
23601 (mips_const_vector_same_val_p): Likewise.
23602 (mips_const_vector_same_bytes_p): Likewise.
23603 (mips_const_vector_same_int_p): Likewise.
23604 (mips_const_vector_shuffle_set_p): Likewise.
23605 (mips_symbol_insns): Forbid loading symbols via immediate for
23607 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
23609 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
23611 (mips_lx_address_p): Add support load indexed address for MSA.
23612 (mips_address_insns): Add calculation of instructions needed for
23613 stores and loads for MSA.
23614 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
23615 CONST_VECTOR for MSA and let it fall through.
23616 (mips_ldst_scaled_shift): New function.
23617 (mips_subword_at_byte): Likewise.
23618 (mips_msa_idiv_insns): Likewise.
23619 (mips_legitimize_move): Validate MSA moves.
23620 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
23621 calculation of costs for MSA division.
23622 (mips_split_move_p): Check if MSA moves need splitting.
23623 (mips_split_move): Split MSA moves if necessary.
23624 (mips_split_128bit_move_p): New function.
23625 (mips_split_128bit_move): Likewise.
23626 (mips_split_msa_copy_d): Likewise.
23627 (mips_split_msa_insert_d): Likewise.
23628 (mips_split_msa_fill_d): Likewise.
23629 (mips_output_move): Handle MSA moves.
23630 (mips_expand_msa_branch): New function.
23631 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
23632 Reinstate 'y' modifier.
23633 (mips_file_start): Add MSA .gnu_attribute.
23634 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
23636 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
23637 (mips_class_max_nregs): Add register size for MSA supported mode.
23638 (mips_cannot_change_mode_class): Allow conversion between MSA
23639 vector modes and TImode.
23640 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
23642 (mips_secondary_reload_class): Force MSA loads/stores via memory.
23643 (mips_preferred_simd_mode): Add preffered modes for MSA.
23644 (mips_vector_mode_supported_p): Add MSA supported modes.
23645 (mips_autovectorize_vector_sizes): New function.
23646 (mips_msa_output_division): Likewise.
23647 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
23648 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
23649 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
23650 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
23651 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
23652 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
23653 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
23654 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
23655 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
23656 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
23657 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
23658 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
23659 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
23660 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
23661 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
23662 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
23663 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
23664 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
23665 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
23666 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
23667 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
23668 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
23669 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
23670 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
23671 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
23672 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
23673 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
23674 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
23675 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
23676 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
23677 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
23678 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
23679 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
23680 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
23681 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
23682 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
23683 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
23684 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
23685 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
23686 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
23687 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
23688 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
23689 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
23690 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
23691 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23692 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23693 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23694 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23695 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23696 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23697 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23698 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23699 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
23700 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
23701 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
23702 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
23703 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
23704 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
23705 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
23706 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
23707 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
23708 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
23709 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
23710 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
23711 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
23712 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
23713 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
23714 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
23715 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
23716 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
23717 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
23718 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
23719 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
23720 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
23721 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
23722 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
23723 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
23724 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
23725 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
23726 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
23727 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
23728 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
23729 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
23730 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
23731 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
23732 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
23733 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
23734 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
23735 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
23736 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
23737 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
23738 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
23739 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
23740 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
23741 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
23742 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
23743 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
23744 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
23745 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
23746 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
23747 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
23748 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
23749 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
23750 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
23751 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
23752 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
23753 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
23754 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
23755 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
23756 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
23757 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
23758 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
23759 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
23760 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
23761 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
23762 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
23763 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
23764 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
23765 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
23766 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
23767 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
23768 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
23769 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
23770 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
23771 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
23772 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
23773 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
23774 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
23775 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
23776 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
23777 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
23778 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
23779 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
23780 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
23781 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
23782 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
23783 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
23784 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
23785 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
23786 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
23787 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
23788 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
23789 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
23790 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
23791 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
23792 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
23793 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
23794 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
23795 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
23796 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
23797 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
23799 (mips_get_builtin_decl_index): New array.
23800 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
23801 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
23802 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
23803 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
23804 (mips_init_builtins): Initialize mips_get_builtin_decl_index
23806 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
23808 (mips_expand_builtin_insn): Prepare operands for
23809 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
23810 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
23811 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
23812 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
23813 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
23814 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
23815 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
23816 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
23817 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
23818 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
23819 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
23820 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
23821 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
23822 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
23823 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
23824 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
23825 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
23826 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
23827 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
23828 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
23829 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
23830 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
23831 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
23832 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
23833 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
23834 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
23835 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
23836 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
23837 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
23838 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
23839 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
23840 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
23841 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
23842 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
23843 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
23844 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
23845 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
23846 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
23847 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
23848 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
23849 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
23850 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
23851 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
23852 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
23853 These are set implicitly and an error is reported if overridden.
23854 (mips_expand_builtin_msa_test_branch): New function.
23855 (mips_expand_msa_shuffle): Likewise.
23856 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
23857 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
23858 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
23859 (mips_expand_vec_unpack): Add support for MSA.
23860 (mips_expand_vector_init): Likewise.
23861 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
23862 instead of const0_rtx.
23863 (mips_msa_vec_parallel_const_half): New function.
23864 (mips_gen_const_int_vector): Likewise.
23865 (mips_gen_const_int_vector_shuffle): Likewise.
23866 (mips_expand_msa_cmp): Likewise.
23867 (mips_expand_vec_cond_expr): Likewise.
23868 * config/mips/mips.h
23869 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
23870 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
23872 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
23873 (ISA_HAS_MSA): New macro.
23874 (UNITS_PER_MSA_REG): Likewise.
23875 (BITS_PER_MSA_REG): Likewise.
23876 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
23877 (MSA_REG_FIRST): New macro.
23878 (MSA_REG_LAST): Likewise.
23879 (MSA_REG_NUM): Likewise.
23880 (MSA_REG_P): Likewise.
23881 (MSA_REG_RTX_P): Likewise.
23882 (MSA_SUPPORTED_MODE_P): Likewise.
23883 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
23884 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
23885 * config/mips/mips.md: Include mips-msa.md.
23886 (alu_type): Add simd_add.
23887 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
23888 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
23889 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
23890 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
23891 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
23892 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
23893 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
23894 simd_move, simd_load, simd_store. Choose "multi" for moves
23896 (qword_mode): New attribute.
23897 (insn_count): Add instruction count for quad moves.
23898 Increase the count for MIPS SIMD division.
23899 (UNITMODE): Add UNITMODEs for vector types.
23900 (addsub): New code iterator.
23901 * config/mips/mips.opt (mmsa): New option.
23902 * config/mips/msa.h: New file.
23903 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
23905 * config/mips/mti-linux.h: Likewise.
23906 * config/mips/predicates.md
23907 (const_msa_branch_operand): New constraint.
23908 (const_uimm3_operand): Likewise.
23909 (const_uimm4_operand): Likewise.
23910 (const_uimm5_operand): Likewise.
23911 (const_uimm8_operand): Likewise.
23912 (const_imm5_operand): Likewise.
23913 (aq10b_operand): Likewise.
23914 (aq10h_operand): Likewise.
23915 (aq10w_operand): Likewise.
23916 (aq10d_operand): Likewise.
23917 (const_m1_operand): Likewise.
23918 (reg_or_m1_operand): Likewise.
23919 (const_exp_2_operand): Likewise.
23920 (const_exp_4_operand): Likewise.
23921 (const_exp_8_operand): Likewise.
23922 (const_exp_16_operand): Likewise.
23923 (const_vector_same_val_operand): Likewise.
23924 (const_vector_same_simm5_operand): Likewise.
23925 (const_vector_same_uimm5_operand): Likewise.
23926 (const_vector_same_uimm6_operand): Likewise.
23927 (const_vector_same_uimm8_operand): Likewise.
23928 (par_const_vector_shf_set_operand): Likewise.
23929 (reg_or_vector_same_val_operand): Likewise.
23930 (reg_or_vector_same_simm5_operand): Likewise.
23931 (reg_or_vector_same_uimm6_operand): Likewise.
23932 * doc/extend.texi (MIPS SIMD Architecture Functions): New
23934 * doc/invoke.texi (-mmsa): Document new option.
23936 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23938 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
23939 * configure: Regenerate.
23940 * config.in: Regenerate.
23941 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
23942 on -fvtable-verify.
23943 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
23944 (ENDFILE_VTV_SPEC): Define.
23946 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
23948 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
23949 registers in all interrupt handlers if necessary.
23950 (rl78_option_override): Add warning.
23951 (MUST_SAVE_MDUC_REGISTERS): New macro.
23952 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
23953 * config/rl78/rl78.c (check_mduc_usage): New function.
23954 (mduc_regs): New structure to hold MDUC register data.
23955 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
23956 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
23957 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
23958 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
23959 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
23960 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
23962 2016-05-09 Bin Cheng <bin.cheng@arm.com>
23964 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
23965 (tree-ssa-loop-niter.h): Ditto.
23966 (idx_within_array_bound, ref_within_array_bound): New functions.
23967 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
23968 Factor out check on writable base object to ...
23969 (base_object_writable): ... here.
23971 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23973 * config/arm/arm.md (probe_stack): Add modes to set source
23976 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
23978 * regrename.c (base_reg_class_for_rename): New static function.
23979 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
23981 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
23983 * cgraph.c (thunk_adjust): Export.
23984 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
23985 * cgraphunit.c (thunk_adjust): Export.
23986 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
23988 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
23990 * tree-inline.c (expand_call_inline): Expand thunks inline.
23992 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
23995 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
23996 (*sse2_vd_cvtss2sd): Ditto.
23997 * config/i386/i386.md
23998 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
23999 Generate *sse2_vd_cvtsd2ss pattern.
24000 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
24001 Generate *sse2_vd_cvtss2sd pattern.
24003 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
24005 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
24006 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
24009 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
24011 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
24012 * config/sh/sh.c: Define and declare variables on first use throughout
24014 (current_function_interrupt): Change to bool type.
24015 (frame_insn): Rename to emit_frame_insn and update users.
24016 (push_regs): Use bool for 'interrupt_handler' argument.
24017 (save_schedule_s): Remove.
24018 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
24019 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
24020 targetm.asm_out.unaligned_op.di.
24021 (gen_far_branch): Remove redundant forward declaration.
24022 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
24023 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
24024 (sh_set_return_address, sh_function_ok_for_sibcall,
24025 scavenge_reg): Update comments.
24026 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
24027 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
24028 (sh_attr_renesas_p): Remove unnecessary parentheses.
24029 (branch_dest): Simplify.
24030 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
24031 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
24032 (CUMULATIVE_ARGS): Change macro to typedef.
24033 (current_function_interrupt): Change to bool type.
24034 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
24035 Surround with __cplusplus ifdef.
24036 (sh_compare_op0, sh_compare_op1): Remove.
24037 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
24039 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
24041 * config/arm/arm.md (arch): Add neon.
24042 (arch_enabled): Return yes for arch neon when TARGET_NEON.
24043 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
24044 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
24045 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
24046 attributes for alt renumbering. Mark alt 3 as non-predicable.
24047 (thumb2_movdf_vfp): Likewise.
24049 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
24051 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
24052 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
24053 (*andqi_1): Add preferred_for_speed attribute to disparage
24054 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
24055 (*<code>qi_1): Ditto.
24056 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
24057 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
24058 (*ashlqi3_1): Ditto.
24059 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
24060 Add preferred_for_size attribute to disparage alternative 0 and
24061 preferred_for_speed attribute to disparage alternative 1 for
24062 TARGET_PARTIAL_REG_STALL targets.
24064 2016-05-07 Tom de Vries <tom@codesourcery.com>
24066 PR tree-optimization/70956
24067 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
24070 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
24072 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
24073 * config/sh/sh.c (sh_cbranch_distance): Implement it.
24074 * config/sh/sh.md (branch_zero): Remove define_attr.
24075 (define_delay): Disable delay slot if branch distance is one insn.
24077 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24079 * config/i386/i386.md (LEAMODE): New mode attribute.
24080 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
24081 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
24082 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
24083 operand 2 predicate.
24084 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
24085 (*lea<mode>_general_3): Ditto.
24086 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
24088 2016-05-06 Jakub Jelinek <jakub@redhat.com>
24090 * genmddump.c (main): Convert argv from char ** to const char **.
24092 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24094 * coretypes.h (OVERRIDE): New macro.
24095 (FINAL): New macro.
24097 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
24099 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
24100 allow coalescing if the types are compatible.
24102 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24104 * pass_manager.h (pass_manager::register_pass_name): New method.
24105 (pass_manager::get_pass_by_name): New method.
24106 (pass_manager::create_pass_tab): New method.
24107 (pass_manager::m_name_to_pass_map): New field.
24108 * passes.c (name_to_pass_map): Delete global in favor of field
24109 "m_name_to_pass_map" of pass_manager.
24110 (register_pass_name): Rename from a function to...
24111 (pass_manager::register_pass_name): ...this method, updating
24112 for renaming of global "name_to_pass_map" to field
24113 "m_name_to_pass_map".
24114 (create_pass_tab): Rename from a function to...
24115 (pass_manager::create_pass_tab): ...this method, updating
24116 for renaming of global "name_to_pass_map" to field.
24117 (get_pass_by_name): Rename from a function to...
24118 (pass_manager::get_pass_by_name): ...this method.
24119 (enable_disable_pass): Convert use of get_pass_by_name to
24120 a method call, locating the pass_manager singleton.
24122 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24124 * genattr-common.c (main): Convert argv from char ** to const char **.
24125 * genattr.c (main): Likewise.
24126 * genattrtab.c (main): Likewise.
24127 * genautomata.c (initiate_automaton_gen): Likewise.
24129 * gencodes.c (main): Likewise.
24130 * genconditions.c (main): Likewise.
24131 * genconfig.c (main): Likewise.
24132 * genconstants.c (main): Likewise.
24133 * genemit.c (main): Likewise.
24134 * genenums.c (main): Likewise.
24135 * genextract.c (main): Likewise.
24136 * genflags.c (main): Likewise.
24137 * genmddeps.c (main): Likewise.
24138 * genopinit.c (main): Likewise.
24139 * genoutput.c (main): Likewise.
24140 * genpeep.c (main): Likewise.
24141 * genpreds.c (main): Likewise.
24142 * genrecog.c (main): Likewise.
24143 * gensupport.c (init_rtx_reader_args_cb): Likewise.
24144 (init_rtx_reader_args): Likewise.
24145 * gensupport.h (init_rtx_reader_args_cb): Likewise.
24146 (init_rtx_reader_args): Likewise.
24147 * gentarget-def.c (main): Likewise.
24148 * read-md.c (read_md_files): Likewise.
24149 * read-md.h (read_md_files): Likewise.
24151 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24153 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
24154 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
24155 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
24156 Remove unused predicate.
24157 (register_and_not_fp_reg_operand): Ditto.
24159 2016-05-06 Martin Liska <mliska@suse.cz>
24161 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
24162 instead of vec as the vector is local to the function.
24164 2016-05-06 Jakub Jelinek <jakub@redhat.com>
24166 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
24167 avx512bw alternative.
24169 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
24170 before the ashr<mode>3 pattern.
24172 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
24173 v instead of x in vex or maybe_vex alternatives, use
24174 maybe_evex instead of vex in prefix.
24176 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
24177 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
24178 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
24179 in vex or maybe_vex alternatives, use maybe_evex instead of vex
24182 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
24183 v instead of x in vex or maybe_vex alternatives, use
24184 maybe_evex instead of vex in prefix.
24186 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
24187 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
24188 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
24189 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
24190 alternatives, use maybe_evex instead of vex in prefix.
24192 * config/i386/sse.md (vec_interleave_lowv4sf,
24193 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
24194 v instead of x in vex or maybe_vex alternatives, use
24195 maybe_evex instead of vex in prefix.
24197 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
24198 v instead of x in vex or maybe_vex alternatives, use
24199 maybe_evex instead of vex in prefix.
24201 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
24202 v constraint instead of x.
24204 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
24206 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
24207 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
24210 2016-05-06 Richard Biener <rguenther@suse.de>
24212 PR tree-optimization/70948
24213 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
24214 Properly clobber all fields of va_list for __builtin_va_start.
24216 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
24219 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
24220 loop latch destination.
24222 2016-05-06 Martin Liska <mliska@suse.cz>
24224 * tree-ssa-uninit.c: Apply manual changes
24225 to the GNU coding style.
24226 (prune_uninit_phi_opnds): Rename from
24227 prune_uninit_phi_opnds_in_unrealizable_paths.
24229 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24231 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
24232 mspace): Remove deprecated options.
24233 * doc/invoke.texi (SH options): Remove -mspace.
24235 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24237 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
24239 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24241 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
24242 corresponding combine split pattern.
24244 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24247 * config/sh/predicates.md (long_displacement_mem_operand): New.
24248 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
24249 Add movi20, movi20s alternatives. Adjust length attribute for
24251 (movsi_ie): Allow for any FPU. Adjust length attribute for
24253 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
24254 attribute for alternatives.
24255 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
24256 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
24257 length attribute for alternatives.
24259 2016-05-06 Richard Biener <rguenther@suse.de>
24261 PR tree-optimization/70960
24262 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
24264 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24267 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
24268 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
24270 2016-05-06 Marek Polacek <polacek@redhat.com>
24273 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
24275 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24278 * config/sh/sh.md (*rotcr): Add another variant.
24280 2016-05-06 Richard Biener <rguenther@suse.de>
24282 PR middle-end/70931
24283 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
24285 2016-05-06 Richard Biener <rguenther@suse.de>
24287 PR middle-end/70941
24288 * fold-const.c (split_tree): Always convert to the original type
24291 2016-05-06 Richard Biener <rguenther@suse.de>
24293 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
24294 (fwprop_addr): Likewise.
24296 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24299 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
24301 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
24302 * config/i386/i386.md (push mem splitter): Use find_constant_src in
24303 the splitter condition.
24304 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
24305 the splitter condition.
24306 (FP float_extend load splitter): Ditto.
24308 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
24310 * config/i386/i386.md (peehole2 patterns): Change true_regnum
24311 to REGNO in all peephole2 patterns.
24312 (post-reload splitters): Change true_regnum to REGNO in
24313 post-reload splitters.
24314 (zero_extend splitters): Use general_reg_operand and
24315 nonimmediate_gr_operand predicates.
24317 2016-05-05 Jakub Jelinek <jakub@redhat.com>
24319 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
24320 v constraint instead of x.
24322 2016-05-05 Alan Modra <amodra@gmail.com>
24325 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
24326 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
24327 TARGET_NO_FP_IN_TOC for -mrelocatable.
24328 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
24329 TARGET_RELOCATABLE test.
24330 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24331 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24332 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
24333 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24334 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24335 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
24336 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24337 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24338 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
24339 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
24341 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
24342 (rs6000_stack_info): Likewise.
24343 (rs6000_elf_asm_out_constructor): Likewise.
24344 (rs6000_elf_asm_out_destructor): Likewise.
24345 (rs6000_elf_declare_function_name): Likewise.
24346 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
24347 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
24350 2016-05-05 Alan Modra <amodra@gmail.com>
24352 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
24354 2016-05-05 Alan Modra <amodra@gmail.com>
24356 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
24357 out-of-line gpr restore for one or two regs if that would add
24360 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
24363 * config/i386/i386.md
24364 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
24365 Change to post-epilogue_completed late splitter. Use sse_reg_operand
24366 as operand 0 predicate.
24367 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
24369 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
24370 Ditto. Emit the pattern using RTX.
24372 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
24373 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
24374 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
24375 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
24377 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
24378 sse_reg_operand as operand 0 predicate.
24380 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
24381 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
24382 instead of gen_rtx_REG.
24383 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
24386 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24388 * function.c (emit_use_return_register_into_block): Delete.
24389 (gen_return_pattern): Delete.
24390 (emit_return_into_block): Delete.
24391 (active_insn_between): Delete.
24392 (convert_jumps_to_returns): Delete.
24393 (emit_return_for_exit): Delete.
24394 (thread_prologue_and_epilogue_insns): Delete all code dealing with
24395 simple_return for shrink-wrapped blocks.
24396 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
24397 end of blocks that need one.
24398 (get_unconverted_simple_return): Delete.
24399 (convert_to_simple_return): Delete.
24400 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
24401 (convert_to_simple_return): Ditto.
24403 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24405 * cfgcleanup.c (bb_is_just_return): New function.
24406 (try_optimize_cfg): Simplify jumps to return, branches to return,
24407 and branches around return.
24409 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24411 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
24412 branch to a return.
24414 2016-05-04 Jakub Jelinek <jakub@redhat.com>
24418 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
24419 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
24420 assert flags & OEP_HASH_CHECK, instead of asserting it
24421 never happens. Handle TARGET_EXPR.
24422 * fold-const.c (operand_equal_p): For hash verification,
24423 or in OEP_HASH_CHECK into flags.
24425 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
24427 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
24429 (compute_samebase_partition_bases): Fix typo.
24431 2016-05-04 Jakub Jelinek <jakub@redhat.com>
24433 * config/i386/sse.md (vec_interleave_highv8sf,
24434 vec_interleave_lowv8sf, vec_interleave_highv4df,
24435 vec_interleave_lowv4df): Remove constraints from expanders.
24437 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
24439 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
24441 * tree-inline.c (expand_call_inline): Fix path dealing with
24442 making lhs of call statement undefined.
24444 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
24446 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
24447 Check availability on NODE, too.
24448 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
24449 (cgraph_node::call_for_symbol_and_aliases): Likewise.
24450 (varpool_node::call_for_symbol_and_aliase): Likewise.
24451 * ipa-pure-const.c (add_new_function): Analyze all bodies.
24452 (propagate_pure_const): Propagate across interposable functions, too.
24453 (skip_function_for_local_pure_const): Do not skip interposable bodies
24455 (pass_local_pure_const::execute): Update.
24457 2016-05-04 Marek Polacek <polacek@redhat.com>
24459 * doc/invoke.texi: Document -Wdangling-else.
24461 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
24463 * config.gcc: Error out when conflicting multilib is detected. Do not
24464 loop over multilibs since no combination is legal.
24466 2016-05-04 Alan Modra <amodra@gmail.com>
24468 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
24469 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
24470 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
24473 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
24475 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
24476 Clean up p5600 comments.
24478 2016-05-04 Richard Biener <rguenther@suse.de>
24480 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
24481 constructor simplifications.
24482 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
24484 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
24486 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
24487 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
24488 result.set_rtx is null instead of aborting.
24489 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
24491 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
24492 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
24493 *mov<mode>_store_postinc): New patterns.
24495 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
24497 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
24498 as commutative. Check both conversions are NOP.
24499 ((A & B) OP (C & B)): Remove.
24501 2016-05-04 Alan Modra <amodra@gmail.com>
24503 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
24505 2016-05-04 Alan Modra <amodra@gmail.com>
24508 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
24509 when cr2,3,4 are all fixed regs.
24511 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
24513 PR rtl-optimization/57193
24514 * opts.c (default_options_table): Revert OPT_frename_registers change.
24515 * doc/invoke.texi (-frename-registers, -O2): Likewise.
24517 2016-05-03 Martin Sebor <msebor@redhat.com>
24520 * builtins.c (fold_builtin_FILE): New function.
24521 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
24522 (fold_builtin_0): Call them.
24523 * gimplify.c (gimplify_call_expr): Remove the handling of
24524 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
24527 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
24528 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
24532 * doc/extend.texi (Function Names as Strings): Update __func__,
24533 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
24536 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24537 Richard Biener <rguenther@suse.de>
24539 PR tree-optimization/70916
24540 * tree-if-conv.c: Include cfganal.h.
24541 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
24542 and remove_fake_exit_edges around the optimization pass.
24544 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
24546 * cgraph.c (symbol_table::create_edge): Set inline_failed.
24547 (cgraph_edge::make_direct): Likewise.
24548 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
24549 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
24550 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
24551 (CIF_THUNK): New code.
24552 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
24553 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
24554 (compute_inline_parameters): Set inline_failed for thunks.
24555 (inline_analyze_function): Cleanup.
24556 * ipa-inline.c (can_inline_edge_p): Do not deal with
24557 call_stmt_cannot_inline_p.
24558 (can_early_inline_edge_p): Likewise.
24559 (early_inliner): Initialize inline_failed.
24560 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
24562 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
24564 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
24565 from nonimm_ssenomem_operand.
24566 (nonimm_ssenomem_operand): New predicate.
24567 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
24568 as operand 0 predicate.
24569 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
24570 Disable unsupported alternatives using "enabled" attribute.
24571 Use register_ssemem_operand as operand 0 predicate.
24572 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
24574 2016-05-03 Marek Polacek <polacek@redhat.com>
24577 * input.c (expansion_point_location): New function.
24578 * input.h (expansion_point_location): Declare.
24580 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
24582 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
24583 occurence with frame_offset_ ones.
24585 2016-05-03 Alan Modra <amodra@gmail.com>
24587 PR rtl-optimization/70890
24588 * ira.c (combine_and_move_insns): When moving def_insn, remove
24589 equivs on use_insn.
24591 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
24593 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
24594 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
24595 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
24596 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
24598 2016-05-03 Alan Modra <amodra@gmail.com>
24600 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
24601 for SAVE_MULTIPLE/STORE_MULTIPLE.
24603 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24605 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
24606 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
24608 2016-05-03 Richard Biener <rguenther@suse.de>
24610 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
24612 (gimplify_arg): Likewise.
24613 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
24614 re-writing the result to a decl if required.
24615 (internal_get_tmp_var): Add allow_ssa parameter
24616 and override into_ssa with it.
24617 (get_formal_tmp_var): Adjust.
24618 (get_initialized_tmp_var): Add allow_ssa parameter.
24619 (gimplify_arg): Add allow_ssa parameter and avoid generating
24620 SSA names for the result false.
24621 (gimplify_call_expr): If the call may return twice do not
24622 gimplify parameters into SSA.
24623 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
24624 (gimplify_modify_expr): Adjust assert. For noreturn calls
24625 with a SSA name LHS adjust its def.
24626 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
24627 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
24628 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
24629 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
24630 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
24631 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
24632 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
24633 (optimize_target_teams): Do not allow SSA names for clause operands.
24634 (gimplify_expr): Likewise for where we mark the result addressable.
24635 * passes.def (pass_init_datastructures): Remove.
24636 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
24637 (rewrite_stmt): Likewise.
24638 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
24639 (replace_locals_op): Replace SSA names.
24640 (copy_gimple_seq_and_replace_locals): Init src_cfun.
24641 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
24642 * cgraph.c (release_function_body): Free CFG annotations only
24643 when we have a CFG. Simplify.
24644 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
24645 force_gimple_operand instead of get_initialized_tmp_var.
24646 * tree-pass.h (make_pass_init_datastructures): Remove.
24647 * tree-ssa.c (execute_init_datastructures): Remove.
24648 (pass_data_init_datastructures): Likewise.
24649 (class pass_init_datastructures): Likewise.
24650 (make_pass_init_datastructures): Likewise.
24651 * omp-low.c (create_omp_child_function): Init SSA data structures.
24652 (grid_expand_target_grid_body): Likewise.
24653 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
24654 name before adding it to names_to_release.
24655 (remove_bb): Always release SSA defs.
24656 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
24657 before dereferencing it.
24658 * cgraphunit.c (init_lowered_empty_function): Always
24659 int SSA data structures.
24660 * tree-ssanames.c (release_defs): Remove assert that we are in
24662 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
24664 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24665 Uros Bizjak <ubizjak@gmail.com>
24667 PR rtl-optimization/70467
24668 * config/i386/predicates.md (x86_64_hilo_int_operand,
24669 x86_64_hilo_general_operand): New predicates.
24670 * config/i386/constraints.md (Wd): New constraint.
24671 * config/i386/i386.md (mode attr di): Use Wd instead of e.
24672 (general_hilo_operand): New mode attr.
24673 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
24674 instead of <general_operand>.
24675 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
24676 x86_64_hilo_general_operand instead of <general_operand>.
24678 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24680 PR tree-optimization/70916
24681 * tree-if-conv.c (constant_or_ssa_name): Removed.
24682 (fold_build_cond_expr): Use is_gimple_val instead of
24683 constant_or_ssa_name.
24685 PR tree-optimization/70916
24686 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
24687 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
24690 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
24691 (optimize_atomic_bit_test_and): New function.
24692 (pass_fold_builtins::execute): Use it.
24693 * optabs.def (atomic_bit_test_and_set_optab,
24694 atomic_bit_test_and_complement_optab,
24695 atomic_bit_test_and_reset_optab): New optabs.
24696 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
24697 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
24698 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
24699 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
24700 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
24701 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
24702 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
24703 * doc/md.texi (atomic_bit_test_and_set@var{mode},
24704 atomic_bit_test_and_complement@var{mode},
24705 atomic_bit_test_and_reset@var{mode}): Document.
24706 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
24707 atomic_bit_test_and_complement<mode>,
24708 atomic_bit_test_and_reset<mode>): New expanders.
24709 (atomic_bit_test_and_set<mode>_1,
24710 atomic_bit_test_and_complement<mode>_1,
24711 atomic_bit_test_and_reset<mode>_1): New insns.
24713 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
24715 PR rtl-optimization/70687
24716 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
24717 instead of unsigned HOST_WIDE_INT.
24719 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
24721 PR rtl-optimization/44281
24722 * hard-reg-set.h (struct target_hard_regs): New field
24723 x_fixed_nonglobal_reg_set.
24724 (fixed_nonglobal_reg_set): New macro.
24725 * reginfo.c (init_reg_sets_1): Initialize it.
24726 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
24728 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
24730 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24732 PR tree-optimization/56541
24733 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
24734 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
24735 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
24736 (any_complicated_phi): new static variable.
24737 (aggressive_if_conv): delete.
24738 (if_convertible_phi_p): support phis with more than two arguments.
24739 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
24740 critical pred edges.
24741 (ifcvt_split_critical_edges): support phis with more than two
24742 arguments by checking new parameter. only split critical edges
24744 (tree_if_conversion): handle simd pragma marked loop using new
24745 local variable aggressive_if_conv. check any_complicated_phi.
24747 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24749 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
24752 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24754 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
24757 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
24759 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
24760 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
24761 define_insn_and_split.
24762 (mulsi3_i): New define_insn_and_split.
24763 (mulsi3_call): Convert to define_insn.
24764 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
24765 Remove constraints.
24767 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24769 * machmode.h (mode_complex): Add support to give the complex mode
24771 (GET_MODE_COMPLEX_MODE): Likewise.
24772 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
24773 stored by build_complex_type and gfc_build_complex_type instead of
24774 trying to figure out the appropriate mode based on the size. Raise
24775 an assertion error, if the type was not set.
24776 * genmodes.c (struct mode_data): Add field for the complex type of
24778 (blank_mode): Likewise.
24779 (make_complex_modes): Remember the complex mode created in the
24781 (emit_mode_complex): Write out the mode_complex array to map a
24782 type mode to the complex version.
24783 (emit_insn_modes_c): Likewise.
24784 * tree.c (build_complex_type): Set the complex type to use before
24785 calling layout_type.
24786 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
24787 support for __float128 complex datatypes.
24788 (rs6000_hard_regno_mode_ok): Likewise.
24789 (rs6000_setup_reg_addr_masks): Likewise.
24790 (rs6000_complex_function_value): Likewise.
24791 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
24792 __float128 and __ibm128 complex.
24793 (FLOAT128_IBM_P): Likewise.
24794 (ALTIVEC_ARG_MAX_RETURN): Likewise.
24795 * doc/extend.texi (Additional Floating Types): Document that
24796 -mfloat128 must be used to enable __float128. Document complex
24797 __float128 and __ibm128 support.
24799 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24802 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
24803 char/short arguments promoted to int because of promote_prototypes.
24805 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24807 * config/i386/predicates.md (register_ssemem_operand): New predicate.
24808 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
24809 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
24810 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
24811 alternatives using "enabled" attribute. Use register_ssemem_operand
24812 as operand 1 predicate.
24813 (*cmpi<unord>xf_i387): Split XFmode pattern from
24814 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
24815 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
24816 *absneg<mode>2_i387. Disable unsupported alternatives using
24817 "enabled" attribute.
24818 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
24820 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24822 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
24824 (oacc_loop_process): Check mask for loop termination.
24826 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24828 * cif-code.def (CIF_THUNK): Add.
24829 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
24832 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24834 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
24835 (dump_inline_summary): Dump it.
24836 (fp_expression_p): New predicate.
24837 (estimate_function_body_sizes): Use it.
24838 (inline_merge_summary): Merge fp_expressions.
24839 (inline_read_section): Read fp_expressions.
24840 (inline_write_summary): Write fp_expressions.
24841 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
24842 codegen boundary if either caller or callee is !fp_expressions.
24843 * ipa-inline.h (inline_summary): Add fp_expressions.
24844 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
24845 to fp_expressions be sure the fp generation flags are updated.
24847 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24849 PR rtl-optimization/70467
24850 * cse.c (cse_insn): Handle no-op MEM moves after folding.
24852 PR rtl-optimization/70467
24853 * ipa-pure-const.c (check_call): Handle internal calls even in
24854 ipa mode like in local mode.
24856 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
24858 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
24860 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24862 * match.pd (X u< X, X u> X): New transformations.
24864 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24866 * flag-types.h (enum warn_strict_overflow_code): Move ...
24867 * coretypes.h: ... here.
24868 * fold-const.h (fold_overflow_warning): Declare.
24869 * fold-const.c (fold_overflow_warning): Make non-static.
24870 (fold_comparison): Move the transformation of X +- C1 CMP C2
24871 into X CMP C2 -+ C1 ...
24872 * match.pd: ... here.
24873 * gimple-fold.c (fold_stmt_1): Protect with
24874 fold_defer_overflow_warnings.
24876 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24878 * omp-low.c (struct oacc_loop): Add 'inner' field.
24879 (new_oacc_loop_raw): Initialize it to zero.
24880 (oacc_loop_fixed_partitions): Initialize it.
24881 (oacc_loop_auto_partitions): Partition outermost loop to outermost
24882 available partitioning.
24884 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24886 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
24888 (umulsidi3): Likewise.
24889 (indirect_jump): Fix jump instruction assembly patterns.
24891 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
24894 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
24895 (nvptx_function_value): Assert non-NULL cfun.
24897 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
24899 PR rtl-optimization/70886
24900 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
24902 * cselib.h (rtx_equal_for_cselib_1): Declare.
24903 (rtx_equal_for_cselib_p: New inline function.
24904 * cselib.c (rtx_equal_for_cselib_p): Delete.
24905 (rtx_equal_for_cselib_1): Make public.
24907 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24909 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
24910 (register_mixssei387nonimm_operand): Remove predicate.
24911 * config/i386/i386.md (*fop_<mode>_comm): Merge from
24912 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
24913 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
24914 for TARGET_MIX_SSE_I387 alternatives.
24915 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
24916 Disable unsupported alternatives using "enabled" attribute. Use
24917 nonimm_ssenomem_operand as operand 1 predicate. Also check
24918 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
24920 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24922 * tree.c (cst_and_fits_in_hwi): Simplify.
24924 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24926 * tree.h (wi::to_wide): New function.
24927 * expr.c (expand_expr_real_1): Use wi::to_wide.
24928 * fold-const.c (int_const_binop_1): Likewise.
24929 (extract_muldiv_1): Likewise.
24931 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24933 * wide-int.h: Update offset_int and widest_int documentation.
24934 (WI_SIGNED_SHIFT_RESULT): New macro.
24935 (wi::binary_shift): Define signed_shift_result_type for
24936 shifts on offset_int- and widest_int-like types.
24937 (generic_wide_int): Support <<= and >>= if << and >> are supported.
24938 * tree.h (int_bit_position): Use shift operators instead of wi::
24940 * alias.c (adjust_offset_for_component_ref): Likewise.
24941 * expr.c (get_inner_reference): Likewise.
24942 * fold-const.c (fold_comparison): Likewise.
24943 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
24944 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
24945 * tree-dfa.c (get_ref_base_and_extent): Likewise.
24946 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
24947 (stmt_kills_ref_p): Likewise.
24948 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
24949 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
24950 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24951 (ao_ref_init_from_vn_reference): Likewise.
24953 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24955 * wide-int.h: Update offset_int and widest_int documentation.
24956 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
24957 (wi::binary_traits): Allow ordered comparisons between offset_int and
24958 offset_int, between widest_int and widest_int, and between either
24959 of these types and basic C types.
24960 (operator <, <=, >, >=): Define for the same combinations.
24961 * tree.h (tree_int_cst_lt): Use comparison operators instead
24962 of wi:: comparisons.
24963 (tree_int_cst_le): Likewise.
24964 * gimple-fold.c (fold_array_ctor_reference): Likewise.
24965 (fold_nonarray_ctor_reference): Likewise.
24966 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
24967 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
24968 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
24969 * tree-sra.c (completely_scalarize): Likewise.
24970 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
24971 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
24972 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
24973 (check_for_binary_op_overflow): Likewise.
24974 (search_for_addr_array): Likewise.
24975 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
24977 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24979 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
24980 (arc_save_restore): Likewise.
24981 (arc_dwarf_register_span): Likewise.
24982 (arc_output_pic_addr_const): Initialize suffix variable.
24984 2016-05-02 Martin Liska <mliska@suse.cz>
24986 * symbol-summary.h (function_summary::function_summary):
24987 Remove checking assert for all cgraph nodes.
24988 (function_summary::get): Check summary_uid.
24989 (symtab_insertion): Check summary_uid.
24991 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24993 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
24994 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
24995 bmaskn instruction.
24996 (arc_dwarf_register_span): Remove enum keyword.
24997 (compact_memory_operand_p): New function.
24998 * config/arc/arc.h (reg_class): Add code density register classes.
24999 (REG_CLASS_NAMES): Likewise.
25000 (REG_CLASS_CONTENTS): Likewise.
25001 * config/arc/arc.md (*movqi_insn): Add code density instructions.
25002 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
25003 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
25004 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
25005 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
25007 (h, Rcd, Rsd, Rzd): New register constraints.
25008 (T): Use compact_memory_operand_p function.
25009 * config/arc/predicates.md (compact_load_memory_operand): Remove.
25011 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
25013 * config/sh/sh.md (*negnegt, *movtt): Remove.
25015 2016-05-02 Marek Polacek <polacek@redhat.com>
25016 Tom de Vries <tom@codesourcery.com>
25018 PR tree-optimization/70700
25019 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
25020 bigger than FIRST_REF_NODE.
25022 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
25025 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
25027 (prepare_cbranch_operands): Don't use scratch register. Assume that
25028 function is used when pseudos can be created.
25029 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
25030 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
25031 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
25032 define_expand. Allow it only when pseudos can be created.
25033 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
25035 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
25037 * config/i386/constraints.md (BC): Only allow -1 operands.
25038 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
25039 Add "enabled" attribute. Update XI mode attribute calculation.
25040 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
25041 (*movoi_internal_avx): Update XI mode attribute calculation.
25042 (*movti_internal): Ditto.
25044 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25046 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
25047 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
25049 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
25051 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
25052 statement on instruction code. Remove trailing spaces.
25053 (altivec_expand_stv_builtin): Likewise.
25055 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25057 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
25058 (TARGET_FPU_DOUBLE): Simplify.
25059 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
25060 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
25061 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
25062 with 'TARGET_FPU_DOUBLE'.
25063 * config/sh/sh.md: Likewise.
25065 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
25067 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
25068 SH_DIV_STR_FOR_SIZE): Remove.
25069 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
25070 SH_DIV_STR_FOR_SIZE): Remove.
25072 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25074 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
25075 logical_reg_operand): Delete.
25076 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
25077 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
25078 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
25079 match_operand and match_test.
25080 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
25081 variables on their first use. Return bool values.
25082 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
25083 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
25084 arith_reg_operand for input operand. Remove empty constraints.
25086 (*xorsi3_compact): Rename to xorsi3.
25087 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
25088 (*zero_extend<mode>si2_disp_mem): Update comment.
25091 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
25093 * config/sh/t-sh: Remove SH5 support.
25094 * config.gcc: Likewise.
25095 * configure: Likewise.
25097 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25099 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
25101 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
25103 * config/sh/sh.c (register_sh_passes, sh_option_override,
25104 sh_print_operand, prepare_move_operands,
25105 sh_can_follow_jump): Remove TARGET_SH1 checks.
25106 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
25107 PROMOTE_MODE): Likewise.
25108 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
25111 2016-04-30 Alan Modra <amodra@gmail.com>
25113 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
25114 restoring when fixed_reg_p, but allow out-of-line or stmw save.
25115 Check for user regs later to avoid unnecessary looping over regs.
25116 Merge user reg check with non-saved reg check. Don't force
25117 inline VR restore when static chain used.
25118 (rs6000_frame_related): Omit eh_frame info for user regs when
25120 (fixed_regs_p): Delete.
25122 2016-04-30 Alan Modra <amodra@gmail.com>
25124 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
25125 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
25128 2016-04-30 Alan Modra <amodra@gmail.com>
25131 * config/rs6000/rs6000.c (fixed_reg_p): New function.
25132 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
25135 2016-04-30 Alan Modra <amodra@gmail.com>
25137 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
25138 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
25139 flag_pic test for Darwin.
25141 2016-04-30 Alan Modra <amodra@gmail.com>
25143 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
25144 throw_calls_crossed.
25145 (REG_FREQ_CALLS_CROSSED): Delete.
25146 (REG_N_THROWING_CALLS_CROSSED): Delete.
25147 * regstat.c (regstat_bb_compute_ri): Don't calculate
25148 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
25149 (dump_reg_info): Don't print call cross frequency.
25150 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
25151 and REG_N_THROWING_CALLS_CROSSED.
25153 2016-04-30 Alan Modra <amodra@gmail.com>
25155 * regs.h (struct reg_info_t): Delete live_length.
25156 (REG_LIVE_LENGTH): Delete macro.
25157 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
25158 local_live, local_processed and local_live_last_luid params.
25159 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
25161 (regstat_compute_ri): Adjust for above. Don't set
25163 (dump_reg_info): Don't print live length.
25164 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
25165 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
25166 Localize loop_depth var.
25168 2016-04-30 Alan Modra <amodra@gmail.com>
25170 * ira.c (enum valid_equiv): New.
25171 (validate_equiv_mem): Return enum.
25172 (update_equiv_mem): Create replacement in more cases.
25173 (add_store_equivs): Update validate_equiv_mem call.
25175 2016-04-30 Alan Modra <amodra@gmail.com>
25177 * ira.c (combine_and_move_insns): Rather than scanning insns,
25178 use DF infrastucture to find use and def insns.
25180 2016-04-30 Alan Modra <amodra@gmail.com>
25182 ira.c (combine_and_move_insns): Move invariant conditions..
25183 (ira.c): ..to here. Call combine_and_move_insns before
25184 add_store_equivs. Call grow_reg_equivs later. Allocate
25185 req_equiv later using max_reg_num() rather than global max_regno.
25186 (contains_replace_regs): Delete.
25187 (add_store_equivs): Remove contains_replace_regs test.
25189 2016-04-30 Alan Modra <amodra@gmail.com>
25191 * ira.c (struct equiv_mem_data): New.
25192 (equiv_mem, equiv_mem_modified): Delete static vars.
25193 (validate_equiv_mem_from_store): Use "data" param to communicate..
25194 (validate_equiv_mem): ..from here.
25196 2016-04-30 Alan Modra <amodra@gmail.com>
25198 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
25200 (update_reg_equivs): ..here. Move allocation and freeing of
25201 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
25202 end_alias_analysis to..
25205 2016-04-30 Alan Modra <amodra@gmail.com>
25207 * ira.c (pdx_subregs): Delete.
25208 (struct equivalence): Add pdx_subregs field.
25209 (set_paradoxical_subreg): Remove pdx_subregs param. Update
25210 pdx_subregs access.
25211 (update_equiv_regs): Don't create or free pdx_subregs. Update
25212 pdx_subregs access.
25214 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25216 * config/rs6000/altivec.h: Change definitions of vec_xl and
25218 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
25219 (LD_ELEMREV_V2DI): New.
25220 (LD_ELEMREV_V4SF): New.
25221 (LD_ELEMREV_V4SI): New.
25222 (LD_ELEMREV_V8HI): New.
25223 (LD_ELEMREV_V16QI): New.
25224 (ST_ELEMREV_V2DF): New.
25225 (ST_ELEMREV_V2DI): New.
25226 (ST_ELEMREV_V4SF): New.
25227 (ST_ELEMREV_V4SI): New.
25228 (ST_ELEMREV_V8HI): New.
25229 (ST_ELEMREV_V16QI): New.
25232 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
25233 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
25234 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
25235 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
25236 (altivec_expand_builtin): Add handling for
25237 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
25238 (rs6000_invalid_builtin): Add error-checking for
25239 RS6000_BTM_P9_VECTOR.
25240 (altivec_init_builtins): Define builtins used to implement vec_xl
25242 (rs6000_builtin_mask_names): Define power9-vector.
25243 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
25244 (RS6000_BTM_P9_VECTOR): Define.
25245 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
25246 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
25247 (vsx_ld_elemrev_v2df): Likewise.
25248 (vsx_ld_elemrev_v4sf): Likewise.
25249 (vsx_ld_elemrev_v4si): Likewise.
25250 (vsx_ld_elemrev_v8hi): Likewise.
25251 (vsx_ld_elemrev_v16qi): Likewise.
25252 (vsx_st_elemrev_v2df): Likewise.
25253 (vsx_st_elemrev_v2di): Likewise.
25254 (vsx_st_elemrev_v4sf): Likewise.
25255 (vsx_st_elemrev_v4si): Likewise.
25256 (vsx_st_elemrev_v8hi): Likewise.
25257 (vsx_st_elemrev_v16qi): Likewise.
25258 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
25261 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
25263 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
25265 (simplify_control_stmt_condition_1): ... here. Recurse into
25266 BIT_AND_EXPRs and BIT_IOR_EXPRs.
25268 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
25271 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
25272 (zero_extendqi<mode>2_dot): Revert earlier conversion from
25273 define_insn_and_split to define_insn.
25274 (zero_extendqi<mode>2_dot2): Same.
25275 (extendqi<mode>2_dot): Same.
25276 (extendqi<mode>2_dot2): Same.
25278 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25280 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
25281 (probe_stack): New expander.
25282 (probe_stack_<mode>): New insn pattern.
25284 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25286 * config/i386/i386.md
25287 (operations with memory inputs setting flags peephole2):
25288 Remove uneeded REG_P checks. Cleanup pattern generation.
25290 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
25292 * tree-vect-loop.c (vect_transform_loop): Fix
25293 nb_iterations_upper_bound computation for vectorized loop.
25295 2016-04-29 Marek Polacek <polacek@redhat.com>
25296 Jakub Jelinek <jakub@redhat.com>
25299 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
25300 TARGET_EXPR_SLOT as a base.
25302 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
25304 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
25305 with 'rCm2' constraints to limit possible immediate size.
25306 (*load_zeroextendqisi_update): Likewise.
25307 (*load_signextendqisi_update): Likewise.
25308 (*loadhi_update): Likewise.
25309 (*load_zeroextendhisi_update): Likewise.
25310 (*load_signextendhisi_update): Likewise.
25311 (*loadsi_update): Likewise.
25312 (*loadsf_update): Likewise.
25314 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25316 * config/i386/predicates.md (constm1_operand): Fix comparison.
25318 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
25320 * testsuite/gcc.target/arc/ieee_eq.c: New test.
25322 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
25324 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
25325 remaining SH5 related settings.
25326 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
25327 shmedia_prepare_call_address): Delete.
25328 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
25329 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
25330 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
25331 UNSUPPORTED_SH2A): Remove m5 checks.
25332 (sh_divide_strategy_e): Remove SH5 division strategies.
25333 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
25334 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
25336 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
25338 * config/s390/s390.c (s390_rtx_costs): Update documentation.
25340 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25342 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
25343 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
25344 Change lder to ldr.
25345 * config/s390/vector.md ("mov<mode>"): Likewise.
25347 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
25349 * config/s390/constraints.md ("U", "W"): Invoke
25350 s390_mem_constraint with "ZR" and "ZT".
25351 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
25352 addresses when using LRA. Accept also short displacements for S
25353 and T constraints. Do not check for long displacement target for
25354 S and T constraints.
25355 (s390_mem_constraint): Remove handling of U and W constraints.
25356 * config/s390/s390.md (various patterns): Remove the short
25357 displacement constraints (Q and R) if a long displacement
25358 constraint is present. Add longdisp as required CPU capability.
25359 * config/s390/vector.md: Likewise.
25360 * config/s390/vx-builtins.md: Likewise.
25362 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
25365 * reload1.c (reload): Call finish_spills before
25366 restarting reload loop. Skip select_reload_regs
25367 if update_eliminables_and_spill returns true.
25369 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
25371 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
25372 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
25373 (umulhisi3_imm): Update predicates and constraint letters.
25374 (umulhisi3_reg): Declare instruction as commutative.
25375 * config/arc/constraints.md (J12, J16): New constraints.
25376 * config/arc/predicates.md (short_unsigned_const_operand): New
25378 (arc_short_operand): Likewise.
25379 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
25381 2016-04-29 Richard Biener <rguenther@suse.de>
25383 PR tree-optimization/13962
25384 PR tree-optimization/65686
25385 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
25386 * tree-ssa-alias.c (ptrs_compare_unequal): New function
25387 using PTA to compare pointers.
25388 * match.pd: Add pattern for pointer equality compare simplification
25389 using ptrs_compare_unequal.
25391 2016-04-29 Richard Biener <rguenther@suse.de>
25393 * stor-layout.c (layout_type): Do not build a pointer-to-element
25396 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25398 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
25399 Use SWI mode iterator. Use general_reg_operand predicate.
25400 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
25401 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
25404 2016-04-29 Jakub Jelinek <jakub@redhat.com>
25406 PR middle-end/70843
25407 * fold-const.c (operand_equal_p): Don't verify hash value equality
25409 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
25412 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25415 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
25416 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
25417 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
25418 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
25419 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
25421 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25423 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
25424 to info. Don't initialize separate fields to 0. Clean up
25427 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25429 * config/i386/i386.md (peephole2s for operations with memory inputs):
25430 Use SWI mode iterator.
25431 (peephole2s for operations with memory outputs): Ditto.
25432 Do not check for stack checking probe.
25434 (probe_stack): Remove expander.
25436 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25437 Andrew Burgess <andrew.burgess@embecosm.com>
25439 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
25440 operands as 32-bits.
25442 2016-04-28 Jason Merrill <jason@redhat.com>
25444 * gdbinit.in: Skip line-map.h.
25446 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25447 Andrew Burgess <andrew.burgess@embecosm.com>
25449 * config/arc/arc.c (arc_conditional_register_usage): Take
25450 TARGET_RRQ_CLASS into account.
25451 (arc_print_operand): Support printing 'p' and 's' operands.
25452 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
25454 (TARGET_RRQ_CLASS): Define.
25455 (IS_POWEROF2_OR_0_P): Define.
25456 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
25458 (*tst_movb): New define_insn.
25459 (*tst): Avoid recognition if it could prevent '*tst_movb'
25460 combination; replace c/CnL with c/Chs alternative.
25461 (*tst_bitfield_tst): New define_insn.
25462 (*tst_bitfield_asr): New define_insn.
25463 (*tst_bitfield): New define_insn.
25464 (andsi3_i): Add Rrq variant.
25465 (extzv): New define_expand.
25466 (insv): New define_expand.
25467 (*insv_i): New define_insn.
25468 (*movb): New define_insn.
25469 (*movb_signed): New define_insn.
25470 (*movb_high): New define_insn.
25471 (*movb_high_signed): New define_insn.
25472 (*movb_high_signed + 1): New define_split pattern.
25473 (*mrgb): New define_insn.
25474 (*mrgb + 1): New define_peephole2 pattern.
25475 (*mrgb + 2): New define_peephole2 pattern.
25476 * config/arc/arc.opt (mbitops): New option for nps400, uses
25477 TARGET_NPS_BITOPS_DEFAULT.
25478 * config/arc/constraints.md (q): Make register class conditional.
25479 (Rrq): New register constraint.
25480 (Chs): New constraint.
25481 (Clo): New constraint.
25482 (Chi): New constraint.
25483 (Cbf): New constraint.
25484 (Cbn): New constraint.
25485 (C18): New constraint.
25486 (Cbi): New constraint.
25488 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25490 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
25492 (bitmap_intersection_of_preds): Ditto.
25493 (bitmap_union_of_succs): Ditto.
25494 (bitmap_union_of_preds): Ditto.
25495 * sbitmap.c (do_popcount): Delete.
25496 (BITMAP_DEBUGGING): Delete.
25497 (sbitmap_verify_popcount): Delete.
25498 (sbitmap_alloc): Don't initialize the popcount field.
25499 (sbitmap_alloc_with_popcount): Delete.
25500 (sbitmap_resize): Don't resize the popcount array.
25501 (sbitmap_vector_alloc): Don't initialize the popcount field.
25502 (bitmap_copy): Don't copy the popcount array.
25503 (bitmap_clear): Don't clear the popcount array.
25504 (bitmap_clear): Delete the popcount array handling.
25505 (bitmap_ior_and_compl): Delete the popcount assert.
25506 (bitmap_not): Ditto.
25507 (bitmap_and_compl): Ditto.
25508 (bitmap_and): Delete the popcount array handling.
25509 (bitmap_xor): Ditto.
25510 (bitmap_ior): Ditto.
25511 (bitmap_or_and): Delete the popcount assert.
25512 (bitmap_and_or): Ditto.
25513 (popcount_table): Delete.
25514 (sbitmap_elt_popcount): Delete.
25515 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
25516 (bitmap_set_bit): Delete the popcount assert.
25517 (bitmap_clear_bit): Ditto.
25518 (sbitmap_free): Don't free the popcount array.
25519 (sbitmap_alloc_with_popcount): Delete declaration.
25520 (sbitmap_popcount): Ditto.
25522 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25523 Andrew Burgess <andrew.burgess@embecosm.com>
25525 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
25526 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
25527 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
25528 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
25529 * config/arc/arc.opt (mcmem): New option.
25530 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
25531 supply length for r/m alternative.
25532 (*extendqisi2_ac): Likewise.
25533 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
25535 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
25536 (movhi_insn): Likewise.
25537 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
25538 (*zero_extendqihi2_i): Add r/Ucm alternative.
25539 (*zero_extendqisi2_ac): Likewise.
25540 (*zero_extendhisi2_i): Likewise.
25541 * config/arc/constraints.md (Uex): New memory constraint.
25542 (Ucm): New define_constraint.
25543 * config/arc/predicates.md (long_immediate_loadstore_operand):
25544 Return 0 for MEM with cmem_address address.
25545 (cmem_address_0): New predicates.
25546 (cmem_address_1): Likewise.
25547 (cmem_address_2): Likewise.
25548 (cmem_address): Likewise.
25550 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25552 * config/rs6000/rs6000.c (machine_function): Rename
25553 insn_chain_scanned_p to spe_insn_chain_scanned_p.
25554 (rs6000_stack_info): Adjust.
25556 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25557 Andrew Burgess <andrew.burgess@embecosm.com>
25559 * config/arc/constraints.md (Usd): Convert to define_constraint.
25563 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25566 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
25567 Add new peephole2 where the first insn is *mov<mode>_or instead of
25568 *mov<mode>_internal.
25570 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
25572 * tracer.c (bb_seen): Make static.
25574 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
25576 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
25577 support, setup defaults.
25578 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
25579 * config/arc/arc.c (arc_init): Add NPS400 support.
25580 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
25581 (TARGET_ARC700): NPS400 is also an ARC700.
25582 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
25584 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25587 * config/nds32/nds32.md (casesi): Don't access the operands array
25590 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25592 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
25593 (or $-1,reg peephole2): Ditto.
25594 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
25596 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
25598 * doc/extend.texi (Common Function Attributes) [optimize]:
25599 Discourage use of the optimize attribute.
25601 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
25603 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
25604 special case builtin.
25605 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
25606 ALTIVEC_BUILTIN_VEC_ADDE.
25607 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
25608 support for ALTIVEC_BUILTIN_VEC_ADDE.
25609 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
25610 for __builtin_vec_adde.
25612 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25614 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
25615 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
25617 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25620 * doc/sourcebuild.texi (Effective-Target Keywords, Other
25621 attributes): Document cilkplus_runtime.
25623 2016-04-28 Martin Jambor <mjambor@suse.cz>
25625 * tree-cfg.c (verify_expr): Verify that local declarations belong to
25626 this function. Call verify_expr on MEM_REFs and bases of other
25627 handled_components.
25629 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25631 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
25632 for WORD_REGISTER_OPERATIONS to runtime check.
25634 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25636 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
25638 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25640 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
25641 big-endian compilation.
25642 * config/arc/arc.md (addf3): Likewise.
25643 (subdf3): Likewise.
25644 (muldf3): Likewise.
25646 2016-04-28 Richard Biener <rguenther@suse.de>
25648 PR tree-optimization/70840
25649 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
25650 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
25651 Mark x * pow(x,c) -> pow(x,c+1) commutative.
25652 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
25654 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25656 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
25657 and explain why in a comment.
25659 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25661 * config/arc/arc.md (cpu_facility): Add fpx variant.
25662 (subdf3): Prohibit use reverse sub when assist operations option
25664 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
25665 instructions only when FPX is enabled.
25666 * testsuite/gcc.target/arc/trsub.c: New test.
25668 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25670 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
25671 mult_operator when calculating "type" attribute.
25672 (*fop_<mode>_1_i387): Ditto.
25673 (*fop_xf_1_i387): Ditto.
25674 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
25675 Use std::swap to swap operands. Use RTL expressions to generate
25678 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25679 Joern Rennecke <joern.rennecke@embecosm.com>
25681 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
25683 (emit_pic_move): Remove.
25684 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
25685 * config/arc/arc.c (emit_pic_move): Removed.
25686 (TARGET_HAVE_TLS): Define.
25687 (arc_conditional_register_usage): Test for arc_tp_regno.
25688 (arc_print_operand, arc_print_operand_address): Handle TLS
25690 (arc_needs_pcl_p): New function.
25691 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
25692 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
25693 (arc_raw_symbolic_reference_mentioned_p): Likewise.
25694 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
25695 (arc_legitimize_tls_address): Likewise.
25696 (DTPOFF_ZERO_SYM): Define.
25697 (arc_legitimize_pic_address): Make it static, handle TLS cases.
25698 (arc_output_pic_addr_const): Print TLS unspecs.
25699 (prepare_pic_move): New function, replaces emit_pic_move.
25700 (arc_legitimate_constant_p): Handle TLS unspecs.
25701 (arc_legitimate_address_p): Likewise.
25702 (arc_rewrite_small_data_p): Use assert for TLS constants.
25703 (prepare_move_operands): Use prepare_pic_move.
25704 (arc_legitimize_address): Legitimize tls addresses.
25705 (arc_epilogue_uses): Check for arc_tp_regno.
25706 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
25707 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
25709 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
25711 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
25712 %(arc_tls_extra_start_spec).
25713 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
25714 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
25716 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
25717 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
25718 (UNSPEC_TLS_OFF): Add.
25720 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
25721 (get_thread_pointersi): New patterns.
25722 * config/arc/arc.opt (mtp-regno): New option.
25723 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
25724 (move_dest_operand): Likewise.
25725 * configure: Regenerate.
25726 * configure.ac: Add arc*-*-* case to test for tls.
25727 * doc/invoke.texi (ARC options): Document mtp-regno.
25729 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25731 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
25732 the new ARC HS SIMD instructions.
25733 (arc_preferred_simd_mode): New function.
25734 (arc_autovectorize_vector_sizes): Likewise.
25735 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
25736 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
25737 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
25738 (arc_init_builtins): Add new SIMD builtin types.
25739 (arc_split_move): Handle 64 bit vector moves.
25740 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
25741 (TARGET_PLUS_QMACW): Define.
25742 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
25743 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
25744 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
25745 (VSUBADD4H): New builtins.
25746 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
25747 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
25749 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
25750 Matthias Klose <doko@debian.org>
25752 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
25754 2016-04-28 Richard Biener <rguenther@suse.de>
25756 PR middle-end/70777
25757 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
25760 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
25762 * common/config/sh/sh-common.c: Remove SH5 support.
25763 * config/sh/constraints.md: Likewise.
25764 * config/sh/config/sh/elf.h: Likewise.
25765 * config/sh/linux.h: Likewise.
25766 * config/sh/netbsd-elf.h: Likewise.
25767 * config/sh/predicates.md: Likewise.
25768 * config/sh/sh-c.c: Likewise.
25769 * config/sh/sh-protos.h: Likewise.
25770 * config/sh/sh.c: Likewise.
25771 * config/sh/sh.h: Likewise.
25772 * config/sh/sh.md: Likewise.
25773 * config/sh/sh.opt: Likewise.
25774 * config/sh/sync.md: Likewise.
25775 * config/sh/sh64.h: Delete.
25776 * config/sh/shmedia.h: Likewise.
25777 * config/sh/shmedia.md: Likewise.
25778 * config/sh/sshmedia.h: Likewise.
25779 * config/sh/t-netbsd-sh5-64: Likewise.
25780 * config/sh/t-sh64: Likewise.
25781 * config/sh/ushmedia.h: Likewise.
25783 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25785 * config/i386/i386.md (sign_extend to memory peephole2s): Use
25786 general_reg_operand instead of register_operand predicate.
25788 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25790 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
25792 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
25794 * match.pd (A - B > A, A + B < A): New transformations.
25796 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
25798 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
25799 which defaults to true. Emit an outer pair of parentheses only if
25800 EMIT_PARENS. When continuing a chain of && or || (or & or |),
25801 don't emit parentheses for the right-hand operand.
25803 2016-04-27 Jeff Law <law@redhat.com>
25805 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
25807 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25809 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
25810 (altivec_lvx_<mode>_internal): Document.
25811 (altivec_lvx_<mode>_2op): New define_insn.
25812 (altivec_lvx_<mode>_1op): Likewise.
25813 (altivec_lvx_<mode>_2op_si): Likewise.
25814 (altivec_lvx_<mode>_1op_si): Likewise.
25815 (altivec_stvx_<mode>): Remove.
25816 (altivec_stvx_<mode>_internal): Document.
25817 (altivec_stvx_<mode>_2op): New define_insn.
25818 (altivec_stvx_<mode>_1op): Likewise.
25819 (altivec_stvx_<mode>_2op_si): Likewise.
25820 (altivec_stvx_<mode>_1op_si): Likewise.
25821 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25822 Expand vec_ld and vec_st during parsing.
25823 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
25825 (altivec_expand_stvx_be): Likewise.
25826 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
25827 address-masking behavior in RTL.
25828 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
25829 address-masking behavior in RTL.
25830 (altivec_expand_builtin): Change builtin code arguments for calls
25831 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
25832 (insn_is_swappable_p): Avoid incorrect swap optimization in the
25833 presence of lvx/stvx patterns.
25834 (alignment_with_canonical_addr): New function.
25835 (alignment_mask): Likewise.
25836 (find_alignment_op): Likewise.
25837 (recombine_lvx_pattern): Likewise.
25838 (recombine_stvx_pattern): Likewise.
25839 (recombine_lvx_stvx_patterns): Likewise.
25840 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
25841 stvx patterns from expand.
25842 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
25844 (vector_altivec_store_<mode>): Likewise.
25846 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
25848 * config/aarch64/aarch64.md
25849 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
25850 remove the "fp" attributes.
25851 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
25852 add the "simd" attributes.
25853 (*movdf_aarch64): Likewise.
25854 (*movtf_aarch64): Remove the "fp" attributes.
25855 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
25856 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
25858 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25860 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
25861 rtx to rtx_code_label *.
25862 * rtl.h (maybe_set_first_label_num): Likewise.
25864 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25866 * df-core.c (df_add_problem): Make the problem param be const.
25867 (df_remove_problem): Make local "problem" be const.
25868 * df-problems.c (problem_RD): Make const.
25869 (problem_LR): Likewise.
25870 (problem_LIVE): Likewise.
25871 (problem_MIR): Likewise.
25872 (problem_CHAIN): Likewise.
25873 (problem_WORD_LR): Likewise.
25874 (problem_NOTE): Likewise.
25875 (problem_MD): Likewise.
25876 * df-scan.c (problem_SCAN): Likewise.
25877 * df.h (struct df_problem): Make field "dependent_problem" be
25879 (struct dataflow): Likewise for field "problem".
25880 (df_add_problem): Make param const.
25882 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25884 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
25885 inter-unit moves to/from vector registers are enabled. Do not disable
25888 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25890 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
25891 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
25893 (enum df_problem_id): ...this new enum.
25894 (struct df_problem): Convert field "id" from "int" to
25895 enum df_problem_id.
25897 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25899 * rtl.def: Update comment for "things in the instruction chain" to
25900 reflect the removal of the leading "i" field for INSN_UID in
25901 r210360. Fix bogus apostrophe.
25903 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25905 * config/i386/i386.md
25906 (lea arith with mem operand + setcc peephole2): Set operator mode.
25908 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
25911 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
25912 (dimode_scalar_to_vector_candidate_p): This.
25913 (timode_scalar_to_vector_candidate_p): New function.
25914 (scalar_to_vector_candidate_p): Likewise.
25915 (timode_check_non_convertible_regs): Likewise.
25916 (timode_remove_non_convertible_regs): Likewise.
25917 (remove_non_convertible_regs): Likewise.
25918 (remove_non_convertible_regs): Renamed to ...
25919 (dimode_remove_non_convertible_regs): This.
25920 (scalar_chain::~scalar_chain): Make it virtual.
25921 (scalar_chain::compute_convert_gain): Make it pure virtual.
25922 (scalar_chain::mark_dual_mode_def): Likewise.
25923 (scalar_chain::convert_insn): Likewise.
25924 (scalar_chain::convert_registers): Likewise.
25925 (scalar_chain::add_to_queue): Make it protected.
25926 (scalar_chain::emit_conversion_insns): Likewise.
25927 (scalar_chain::replace_with_subreg): Likewise.
25928 (scalar_chain::replace_with_subreg_in_insn): Likewise.
25929 (scalar_chain::convert_op): Likewise.
25930 (scalar_chain::convert_reg): Likewise.
25931 (scalar_chain::make_vector_copies): Likewise.
25932 (scalar_chain::convert_registers): New pure virtual function.
25933 (class dimode_scalar_chain): New class.
25934 (class timode_scalar_chain): Likewise.
25935 (scalar_chain::mark_dual_mode_def): Renamed to ...
25936 (dimode_scalar_chain::mark_dual_mode_def): This.
25937 (timode_scalar_chain::mark_dual_mode_def): New function.
25938 (timode_scalar_chain::convert_insn): Likewise.
25939 (dimode_scalar_chain::convert_registers): Likewise.
25940 (scalar_chain::compute_convert_gain): Renamed to ...
25941 (dimode_scalar_chain::compute_convert_gain): This.
25942 (scalar_chain::replace_with_subreg): Renamed to ...
25943 (dimode_scalar_chain::replace_with_subreg): This.
25944 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
25945 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
25946 (scalar_chain::make_vector_copies): Renamed to ...
25947 (dimode_scalar_chain::make_vector_copies): This.
25948 (scalar_chain::convert_reg): Renamed to ...
25949 (dimode_scalar_chain::convert_reg ): This.
25950 (scalar_chain::convert_op): Renamed to ...
25951 (dimode_scalar_chain::convert_op): This.
25952 (scalar_chain::convert_insn): Renamed to ...
25953 (dimode_scalar_chain::convert_insn): This.
25954 (scalar_chain::convert): Call convert_registers.
25955 (convert_scalars_to_vector): Change to scalar_chain pointer to
25956 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
25957 in 32-bit mode. Delete scalar_chain pointer. Call
25958 free_dominance_info in 64-bit mode.
25959 (pass_stv::gate): Remove TARGET_64BIT check.
25960 (ix86_option_override): Put the 64-bit STV pass before the CSE
25963 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
25965 * dwarf2out.h (struct dw_loc_descr_node): Remove the
25966 dw_loc_frame_offset field.
25967 * dwarf2out.c (new_loc_descr): Likewise.
25968 (resolve_args_picking_1): Turn the VISITED hash set into a
25969 FRAME_OFFSET hash map. Use it to associate a frame offset to
25970 visited nodes. Remove uses of the CHECKING_P macro.
25971 (resolve_args_picking): Update call to resolve_args_picking_1.
25973 2016-04-27 Martin Liska <mliska@suse.cz>
25975 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
25976 (free_loop_data): Release vuses of groups.
25978 2016-04-27 Bin Cheng <bin.cheng@arm.com>
25980 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
25981 instead of redundant use_id and boolean have_use_for.
25982 (struct iv_use): Change sub_id into group_id. Remove field next.
25983 Move fields: related_cands, n_map_members, cost_map and selected
25985 (struct iv_group): ... here. New structure.
25986 (struct iv_common_cand): Use structure declaration directly.
25987 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
25988 (MAX_CONSIDERED_USES): Rename macro to ...
25989 (MAX_CONSIDERED_GROUPS): ... here.
25990 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
25991 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
25992 (dump_uses): Rename to ...
25993 (dump_groups): ... here. Update all uses.
25994 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
25995 (find_induction_variables): Refactor format of dump information.
25996 (record_sub_use): Delete.
25997 (record_use): Update all uses.
25998 (record_group): New function.
25999 (record_group_use, find_interesting_uses_op): Call above functions.
26001 (find_interesting_uses_cond): Ditto.
26002 (group_compare_offset): New function.
26003 (split_all_small_groups): Rename to ...
26004 (split_small_address_groups_p): ... here. Update all uses.
26005 (split_address_groups): Update all uses.
26006 (find_interesting_uses): Refactor format of dump information.
26007 (add_candidate_1): Update all uses. Remove redundant check on iv,
26009 (add_candidate, record_common_cand): Remove redundant assert.
26010 (add_iv_candidate_for_biv): Update use.
26011 (add_iv_candidate_derived_from_uses): Update all uses.
26012 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
26013 (alloc_use_cost_map): Ditto.
26014 (set_use_iv_cost, get_use_iv_cost): Rename to ...
26015 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
26016 (determine_use_iv_cost_generic): Ditto.
26017 (determine_group_iv_cost_generic): Ditto.
26018 (determine_use_iv_cost_address): Ditto.
26019 (determine_group_iv_cost_address): Ditto.
26020 (determine_use_iv_cost_condition): Ditto.
26021 (determine_group_iv_cost_cond): Ditto.
26022 (determine_use_iv_cost): Ditto.
26023 (determine_group_iv_cost): Ditto.
26024 (set_autoinc_for_original_candidates): Update all uses.
26025 (find_iv_candidates): Update all uses. Refactor dump information.
26026 (determine_use_iv_costs): Ditto.
26027 (determine_iv_costs): Ditto.
26028 (iv_ca_cand_for_use): Rename to ...
26029 (iv_ca_cand_for_group): ... here. Update all uses.
26030 (iv_ca_add_use, iv_ca_add_group): Ditto.
26031 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
26032 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
26033 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
26034 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
26035 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
26036 (create_new_iv, adjust_iv_update_pos): Ditto.
26037 (rewrite_use_address): Delete.
26038 (rewrite_use_address_1): Rename to ...
26039 (rewrite_use_address): ... here.
26040 (rewrite_use_compare): Update all uses.
26041 (rewrite_use): Delete.
26042 (rewrite_uses): Rename to ...
26043 (rewrite_groups): ... here. Update all uses.
26044 (remove_unused_ivs, free_loop_data): Update all uses.
26045 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
26047 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26049 * rtlanal.c (nonzero_bits1): Convert preprocessor check
26050 for WORD_REGISTER_OPERATIONS to runtime check.
26052 2016-04-27 Richard Biener <rguenther@suse.de>
26055 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
26056 aggregate_value_p to determine if a function result is
26057 returned by reference.
26058 (ipa_pta_execute): Functions having their address taken are
26059 not automatically nonlocal.
26061 2016-04-27 Jakub Jelinek <jakub@redhat.com>
26064 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
26065 * fold-const.c (operand_equal_p): If flag_checking and
26066 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
26067 and if it returns non-zero, assert iterative_hash_expr on both
26070 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
26072 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
26074 2016-04-27 Nick Clifton <nickc@redhat.com>
26076 PR middle-end/49889
26077 * varasm.c (merge_weak): Generate an error if an attempt is made
26078 to convert a non-weak static function into a weak, public function.
26080 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26082 * params.def (MAX_PARTITION_SIZE): New param.
26083 * doc/invoke.texi: Document lto-max-partition.
26085 2016-04-27 Richard Biener <rguenther@suse.de>
26088 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
26089 function cummulating used_from_other_partition, externally_visible
26090 and force_output from aliases.
26091 (refered_from_nonlocal_var): Likewise.
26092 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
26093 node flags properly.
26095 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
26097 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
26098 (-Wmemset-elt-size): New item.
26100 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
26103 * stor-layout.h (internal_reference_types): Delete.
26104 * stor-layout.c (reference_types_internal): Likewise.
26105 (internal_reference_types): Likewise.
26106 (layout_type) <REFERENCE_TYPE>: Adjust.
26108 2016-04-27 Jakub Jelinek <jakub@redhat.com>
26111 * tree.h (inchash::add_expr): Add FLAGS argument.
26112 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
26113 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
26114 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
26115 Formatting fix. Adjust recursive calls. For tcc_comparison,
26116 if swap_tree_comparison (code) is smaller than code, hash that
26117 and arguments in the other order. Hash CONVERT_EXPR the same
26118 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
26119 of ADDR_EXPR of decl as the decl itself. Add or remove
26120 OEP_ADDRESS_OF from recursive flags as needed. For
26121 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
26122 operands commutatively and only the third one normally.
26123 For internal CALL_EXPR hash in CALL_EXPR_IFN.
26125 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
26127 * config/rtems.h (LIB_SPEC): Add -latomic.
26129 2016-04-27 Joel Sherrill <joel@rtems.org>
26131 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
26132 xilink.ld and flags not relevant to RTEMS.
26134 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
26136 * toplev.c (backend_init_target): Avoid calling init_reload when using
26139 2016-04-26 Jakub Jelinek <jakub@redhat.com>
26141 * reorg.c (try_merge_delay_insns): Declare i and j inside the
26142 for loops rather than one for the whole function.
26144 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
26146 * match.pd (X + CST CMP X): New transformation.
26148 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
26150 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
26151 * fold-const.c (fold_binary_loc): Remove 2 transformations
26152 superseded by match.pd.
26153 * match.pd (x+x -> x*2): Generalize to integers.
26155 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
26157 * config/i386/i386.md (operation on memory peephole): Duplicate an
26158 existing peephole and adapt it to match lea rather than an operation
26161 PR rtl-optimization/57193
26162 * opts.c (default_options_table): Add OPT_frename_registers at -O2
26164 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
26166 2016-04-26 Bin Cheng <bin.cheng@arm.com>
26168 * tree-if-conv.c (any_pred_load_store): New static variable.
26169 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
26170 any_pred_load_store instead of and_mask_load_store.
26171 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
26172 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
26173 (combine_blocks, tree_if_conversion): Ditto.
26175 2016-04-26 Bin Cheng <bin.cheng@arm.com>
26177 PR tree-optimization/70771
26178 PR tree-optimization/70775
26179 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
26180 virtual PHI nodes. Delete parameter.
26181 (if_convertible_loop_p_1): Delete argument to above function.
26182 (predicate_all_scalar_phis): Delete code handling single-argument
26184 (tree_if_conversion): Mark and update virtual SSA.
26186 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26189 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
26190 (x86_elf_aligned_common): Rename to ...
26191 (x86_elf_aligned_decl_common): ... this.
26192 Add decl arg. Switch to .lbss for largecomm object. Use
26193 LARGECOMM_SECTION_ASM_OP.
26194 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
26196 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
26197 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
26199 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
26200 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
26202 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26205 * config/i386/i386.c (SECTION_LARGE): Define.
26206 (x86_64_elf_select_section): Set it for large data/bss sections.
26207 Only clear SECTION_WRITE for .lrodata.
26208 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
26210 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
26211 * varasm.c (default_elf_asm_named_section): Grow flagchars.
26212 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
26214 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
26215 * doc/tm.texi: Regenerate.
26217 2016-04-26 Jakub Jelinek <jakub@redhat.com>
26220 * configure.ac (--enable-checking): Document extra flag, for
26221 non-release builds default to --enable-checking=yes,extra.
26222 If misc checking and extra checking, define CHECKING_P to 2 instead
26224 * common.opt (fchecking=): Add.
26225 * doc/invoke.texi (-fchecking=): Document.
26226 * doc/install.texi: Document --enable-checking changes.
26227 * configure: Regenerated.
26228 * config.in: Regenerated.
26230 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26232 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
26233 attribute instead of which_alternative.
26234 * config/i386/sse.md (*mov<mode>_internal): Ditto.
26235 Use EXT_REX_SSE_REG_P where appropriate.
26237 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26239 * config/i386/predicates.md (const0_operand): Do not match
26240 const_wide_int code.
26241 (const1_operand): Ditto.
26243 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26245 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
26246 for SSE constm1 operands and TARGET_AVX512VL.
26247 (*movti_internal): Ditto.
26248 (*mov<mode>_or): Use constm1_operand predicate.
26249 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
26250 for SSE vector_all_ones operands and TARGET_AVX512VL.
26251 * config/i386/predicates.md (constm1_operand): New predicate.
26252 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
26253 emission of constant -1 load.
26255 2016-04-25 Jason Merrill <jason@redhat.com>
26257 * gdbinit.in: Skip is-a.h.
26259 * attribs.c (register_scoped_attributes): Fix logic.
26260 * attribs.h: Declare register_scoped_attributes.
26262 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26264 * config/rs6000/rs6000-builtin.def: Correct pasto error for
26265 stxvd2x and stxvw4x built-in functions.
26267 2016-04-25 DJ Delorie <dj@redhat.com>
26269 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
26270 (ashrhi3): Likewise.
26271 (lshrhi3): Likewise.
26273 2016-04-25 Richard Biener <rguenther@suse.de>
26275 PR tree-optimization/70780
26276 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
26277 wasn't visited yet.
26278 (compute_antic): Mark blocks with abnormal preds as visited as
26279 they have a final empty antic-in solution already.
26281 2016-04-25 Michael Collison <michael.collison@linaro.org>
26283 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
26285 2016-04-25 Michael Collison <michael.collison@linaro.org>
26287 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
26288 mode is VQI to improve mixed mode vectorization.
26289 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
26290 define_insn to match low half of signed vaddw.
26291 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
26292 define_insn to match high half of signed vaddw.
26293 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
26294 define_insn to match low half of unsigned vaddw.
26295 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
26296 define_insn to match high half of unsigned vaddw.
26297 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
26298 (arm_simd_check_vect_par_cnst_half_p): Likewise.
26299 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
26301 (arm_simd_check_vect_par_cnst_half_p): Likewise.
26302 * config/arm/predicates.md (vect_par_constant_high): Support
26303 big endian and simplify by calling
26304 arm_simd_check_vect_par_cnst_half
26305 (vect_par_constant_low): Likewise.
26307 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26309 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
26310 predicate for operand 2.
26312 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
26313 H.J. Lu <hongjiu.lu@intel.com>
26315 * config/i386/i386-protos.h (standard_sse_constant_p): Add
26316 machine_mode argument.
26317 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
26318 constm1_rtx operands. For VOIDmode constants, get mode from
26319 pred_mode. Check mode size if the mode is supported by ABI.
26320 (standard_sse_constant_opcode): Do not use standard_constant_p.
26321 Strictly check ABI support for all-ones operands.
26322 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
26323 immediates. Update calls to standard_sse_constant_p.
26324 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
26325 (ix86_rtx_costs): Ditto.
26326 * config/i386/i386.md (*movxi_internal_avx512f): Use
26327 nonimmediate_or_sse_const_operand instead of vector_move_operand.
26328 Use (v,BC) alternative instead of (v,C). Use register_operand
26329 checks instead of MEM_P.
26330 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
26331 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
26332 isa attribute. Use register_operand checks instead of MEM_P.
26333 (*movti_internal): Use nonimmediate_or_sse_const_operand for
26334 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
26335 alternative and corresponding sse2 isa attribute.
26336 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
26337 to standard_sse_constant_p.
26338 (FP constant splitters): Ditto.
26339 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
26341 * config/i386/predicates.md (constm1_operand): Remove.
26342 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
26343 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
26344 vector_all_ones_operand instead of constm1_operand.
26346 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26348 * print-rtl.c (print_rtx_insn_vec): New function.
26349 * print-rtl.h: New prototype.
26350 * store-motion.c (struct st_expr): Make avail_stores a vector.
26351 (st_expr_entry): Adjust.
26352 (free_st_expr_entry): Likewise.
26353 (print_store_motion_mems): Likewise.
26354 (find_moveable_store): Likewise.
26355 (compute_store_table): Likewise.
26356 (delete_store): Likewise.
26357 (build_store_vectors): Likewise.
26359 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26361 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
26363 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26365 * vec.h (vec_safe_contains): New function.
26366 (vec::contains): Likewise.
26367 (vec::begin): Likewise.
26368 (vec::end): Likewise.
26370 2016-04-23 Jakub Jelinek <jakub@redhat.com>
26373 * cfgexpand.c (expand_stack_vars): Fix typo.
26375 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
26377 * system.h (list, map, set, vector): Include conditionally.
26378 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
26379 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
26380 * ipa-icf.c (INCLUDE_LIST): Define.
26381 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
26382 * config/sh/sh.c (INCLUDE_VECTOR): Define.
26383 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
26384 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
26385 * cp/logic.cc (INCLUDE_LIST): Define.
26386 * fortran/trans-common.c (INCLUDE_MAP): Define.
26388 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
26390 * auto-profile.c: Remove <string.h> include.
26391 * ipa-icf-gimple.c: Remove <list> include.
26392 * diagnostic.c: Remove <new> include.
26393 * genmatch.c: Likewise.
26394 * pretty-print.c: Likewise.
26395 * toplev.c: Likewise
26396 * c/c-objc-common.c: Likewise.
26397 * cp/error.c: Likewise.
26398 * fortran/error.c: Likewise.
26400 2016-04-22 Richard Biener <rguenther@suse.de>
26402 * lto-streamer-in.c (input_ssa_names): Do not allocate
26403 GIMPLE_NOP for all SSA names.
26404 * lto-streamer-out.c (output_ssa_names): Do not output
26405 SSA names that should have been released.
26407 2016-04-22 Richard Biener <rguenther@suse.de>
26409 PR tree-optimization/70740
26410 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
26413 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
26416 * config/i386/predicates.md (call_insn_operand): Replace
26417 sibcall_memory_operand with memory_operand.
26419 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
26421 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
26422 has_single_use() tests.
26423 (register_edge_assert_for_1): Likewise.
26424 (find_assert_locations_1): Check the liveness bitmap instead of
26425 checking has_single_use().
26427 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
26430 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
26431 Extract AVX-512BW constraint from AVX.
26433 2016-04-21 Richard Biener <rguenther@suse.de>
26435 PR tree-optimization/70725
26436 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
26437 for phi_convertible_by_degenerating_args.
26438 (predicate_all_scalar_phis): Handle single-argument PHIs.
26440 2016-04-21 Richard Biener <rguenther@suse.de>
26442 PR middle-end/70747
26443 * fold-const.c (fold_comparison): Return properly typed
26446 2016-04-21 Bin Cheng <bin.cheng@arm.com>
26448 PR tree-optimization/70715
26449 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
26450 after expanding BASE using expand_simple_operations.
26452 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
26454 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
26455 New transformations.
26457 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
26459 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
26461 2016-04-20 Jan Hubicka <jh@suse.cz>
26463 * ipa-inline.c (can_inline_edge_p): Pass caller info to
26464 ultiimate_alias_target.
26465 (update_callee_keys): Likewise.
26466 (lookup_recursive_calls): Likewise.
26467 (speculation_useful_p): Likewise.
26469 2016-04-20 Jan Hubicka <jh@suse.cz>
26472 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
26473 (set_nothrow_flag_1): ... this; handle interposition correctly;
26474 recurse on aliases and thunks.
26475 (cgraph_node::set_nothrow_flag): New.
26476 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
26477 functions compiled with non-call exceptions that binds to current
26479 (propagate_nothrow): Be safe WRT interposition.
26480 * cgraph.h (set_nothrow_flag): Update prototype.
26482 2016-04-18 Jan Hubicka <jh@suse.cz>
26484 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26485 max_loop_iterations_int.
26486 (tree_unswitch_outer_loop): Likewise.
26488 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26490 PR tree-optimization/69489
26491 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
26492 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
26493 Revise dump message.
26494 (if_convertible_bb_p): Remove check on edge count of basic block's
26497 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26499 PR tree-optimization/56625
26500 PR tree-optimization/69489
26501 * tree-data-ref.h (DR_INNERMOST): New macro.
26502 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
26503 hashing struct innermost_loop_behavior.
26504 (ref_DR_map): Remove.
26505 (innermost_DR_map): New map.
26506 (baseref_DR_map): Revise comment.
26507 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
26508 to innermost_DR_map accroding to its innermost loop behavior.
26509 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
26510 to its innermost loop behavior.
26511 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
26512 Add initialization for innermost_DR_map. Record memory reference
26513 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
26514 have innermost loop behavior.
26515 (if_convertible_loop_p): Remove release for ref_DR_map. Release
26518 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
26520 * config/i386/i386.md (*lea<mode>_general_1): Rename from
26521 *lea_general_1. Use explicit SWI12 mode interator.
26522 (*lea<mode>_general_2): Rename from *lea_general_2.
26523 Use explicit SWI12 mode interator.
26524 (*lea<mode>_general_3): Rename from *lea_general_3.
26525 Use explicit SWI12 mode interator.
26526 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
26527 Use explicit SWI12 mode interator.
26528 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
26529 Use explicit SWI48 mode interator.
26531 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
26533 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
26534 Short-cut unaligned load and store cases. Handle all integer
26536 (ix86_expand_vector_move_misalign): Short-cut unaligned load
26537 and store cases. Call ix86_avx256_split_vector_move_misalign
26538 directly without checking mode class.
26540 2016-04-20 Andrew Pinski <apinski@cavium.com>
26541 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26544 * config/aarch64/aarch64.md (sibcall): Force call
26545 address to be DImode for ILP32.
26546 (sibcall_value): Likewise.
26548 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
26550 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
26552 2016-04-20 Richard Biener <rguenther@suse.de>
26554 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
26555 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
26556 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
26557 (maybe_push_res_to_seq): Adjust.
26558 * gimple-fold.c (maybe_build_generic_op): Likewise.
26560 2016-04-20 Marek Polacek <polacek@redhat.com>
26562 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
26565 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
26567 * config/i386/sse.md (vec_unpacks_lo_hi): Always
26568 use kmovw to support AVX512F target.
26570 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26572 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
26574 2016-04-20 Marek Polacek <polacek@redhat.com>
26576 PR tree-optimization/70725
26577 * tree-if-conv.c (is_false_predicate): New function.
26578 (predicate_mem_writes): Use it.
26580 2016-04-20 Richard Biener <rguenther@suse.de>
26582 PR tree-optimization/70726
26583 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
26584 shift amounts from a pattern stmt operand.
26586 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26589 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
26590 stack_restore_from_fpr pattern when restoring r15.
26591 (s390_optimize_prologue): Strip away the memory barrier in the
26592 parallel when trying to get rid of restore insns.
26593 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
26594 definition for loading the stack pointer from an FPR. Compared to
26595 the normal move insn this pattern includes a full memory barrier.
26597 2016-04-19 Jakub Jelinek <jakub@redhat.com>
26599 PR middle-end/70680
26600 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
26601 implicitly linear or lastprivate iterator on the outer context.
26603 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26605 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
26607 * config/i386/i386.md (ssememalign): Removed.
26608 * config/i386/sse.md: Remove ssememalign attribute from patterns.
26610 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26613 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
26614 const short * to __builtin_ia32_loaddquhi512_mask.
26615 (_mm512_maskz_loadu_epi16): Likewise.
26616 (_mm512_mask_storeu_epi16): Pass short * to
26617 __builtin_ia32_storedquhi512_mask.
26618 (_mm512_mask_loadu_epi8): Pass const char * to
26619 __builtin_ia32_loaddquqi512_mask.
26620 (_mm512_maskz_loadu_epi8): Likewise.
26621 (_mm512_mask_storeu_epi8): Pass char * to
26622 __builtin_ia32_storedquqi512_mask.
26623 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
26624 const double * to __builtin_ia32_loadupd512_mask.
26625 (_mm512_mask_loadu_pd): Likewise.
26626 (_mm512_maskz_loadu_pd): Likewise.
26627 (_mm512_storeu_pd): Pass double * to
26628 __builtin_ia32_storeupd512_mask.
26629 (_mm512_mask_storeu_pd): Likewise.
26630 (_mm512_loadu_ps): Pass const float * to
26631 __builtin_ia32_loadups512_mask.
26632 (_mm512_mask_loadu_ps): Likewise.
26633 (_mm512_maskz_loadu_ps): Likewise.
26634 (_mm512_storeu_ps): Pass float * to
26635 __builtin_ia32_storeups512_mask.
26636 (_mm512_mask_storeu_ps): Likewise.
26637 (_mm512_mask_loadu_epi64): Pass const long long * to
26638 __builtin_ia32_loaddqudi512_mask.
26639 (_mm512_maskz_loadu_epi64): Likewise.
26640 (_mm512_mask_storeu_epi64): Pass long long *
26641 to __builtin_ia32_storedqudi512_mask.
26642 (_mm512_loadu_si512): Pass const int * to
26643 __builtin_ia32_loaddqusi512_mask.
26644 (_mm512_mask_loadu_epi32): Likewise.
26645 (_mm512_maskz_loadu_epi32): Likewise.
26646 (_mm512_storeu_si512): Pass int * to
26647 __builtin_ia32_storedqusi512_mask.
26648 (_mm512_mask_storeu_epi32): Likewise.
26649 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
26650 char * to __builtin_ia32_storedquqi256_mask.
26651 (_mm_mask_storeu_epi8): Likewise.
26652 (_mm256_mask_loadu_epi16): Pass const short * to
26653 __builtin_ia32_loaddquhi256_mask.
26654 (_mm256_maskz_loadu_epi16): Likewise.
26655 (_mm_mask_loadu_epi16): Pass const short * to
26656 __builtin_ia32_loaddquhi128_mask.
26657 (_mm_maskz_loadu_epi16): Likewise.
26658 (_mm256_mask_loadu_epi8): Pass const char * to
26659 __builtin_ia32_loaddquqi256_mask.
26660 (_mm256_maskz_loadu_epi8): Likewise.
26661 (_mm_mask_loadu_epi8): Pass const char * to
26662 __builtin_ia32_loaddquqi128_mask.
26663 (_mm_maskz_loadu_epi8): Likewise.
26664 (_mm256_mask_storeu_epi16): Pass short * to.
26665 __builtin_ia32_storedquhi256_mask.
26666 (_mm_mask_storeu_epi16): Pass short * to.
26667 __builtin_ia32_storedquhi128_mask.
26668 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
26669 const double * to __builtin_ia32_loadupd256_mask.
26670 (_mm256_maskz_loadu_pd): Likewise.
26671 (_mm_mask_loadu_pd): Pass onst double * to
26672 __builtin_ia32_loadupd128_mask.
26673 (_mm_maskz_loadu_pd): Likewise.
26674 (_mm256_mask_storeu_pd): Pass double * to
26675 __builtin_ia32_storeupd256_mask.
26676 (_mm_mask_storeu_pd): Pass double * to
26677 __builtin_ia32_storeupd128_mask.
26678 (_mm256_mask_loadu_ps): Pass const float * to
26679 __builtin_ia32_loadups256_mask.
26680 (_mm256_maskz_loadu_ps): Likewise.
26681 (_mm_mask_loadu_ps): Pass const float * to
26682 __builtin_ia32_loadups128_mask.
26683 (_mm_maskz_loadu_ps): Likewise.
26684 (_mm256_mask_storeu_ps): Pass float * to
26685 __builtin_ia32_storeups256_mask.
26686 (_mm_mask_storeu_ps): ass float * to
26687 __builtin_ia32_storeups128_mask.
26688 (_mm256_mask_loadu_epi64): Pass const long long * to
26689 __builtin_ia32_loaddqudi256_mask.
26690 (_mm256_maskz_loadu_epi64): Likewise.
26691 (_mm_mask_loadu_epi64): Pass const long long * to
26692 __builtin_ia32_loaddqudi128_mask.
26693 (_mm_maskz_loadu_epi64): Likewise.
26694 (_mm256_mask_storeu_epi64): Pass long long * to
26695 __builtin_ia32_storedqudi256_mask.
26696 (_mm_mask_storeu_epi64): Pass long long * to
26697 __builtin_ia32_storedqudi128_mask.
26698 (_mm256_mask_loadu_epi32): Pass const int * to
26699 __builtin_ia32_loaddqusi256_mask.
26700 (_mm256_maskz_loadu_epi32): Likewise.
26701 (_mm_mask_loadu_epi32): Pass const int * to
26702 __builtin_ia32_loaddqusi128_mask.
26703 (_mm_maskz_loadu_epi32): Likewise.
26704 (_mm256_mask_storeu_epi32): Pass int * to
26705 __builtin_ia32_storedqusi256_mask.
26706 (_mm_mask_storeu_epi32): Pass int * to
26707 __builtin_ia32_storedqusi128_mask.
26708 * config/i386/i386-builtin-types.def (PCSHORT): New.
26709 (PINT64): Likewise.
26710 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
26711 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
26712 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
26713 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
26714 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
26715 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
26716 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
26717 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
26718 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
26719 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
26720 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
26721 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
26722 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
26723 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
26724 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
26725 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
26726 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
26727 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
26728 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
26729 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
26730 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
26731 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
26732 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
26733 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
26734 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
26735 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
26736 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
26737 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
26738 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
26739 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
26740 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
26741 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
26742 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
26743 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
26744 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
26745 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
26746 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
26747 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
26748 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
26749 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
26750 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
26751 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
26752 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
26753 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
26754 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
26755 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
26756 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
26757 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
26758 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
26760 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
26761 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
26763 (ix86_expand_vector_move_misalign): Likewise.
26764 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
26765 to scalar function prototype for unaligned load/store builtins.
26766 (ix86_expand_special_args_builtin): Updated.
26767 * config/i386/sse.md (UNSPEC_LOADU): Removed.
26768 (UNSPEC_STOREU): Likewise.
26769 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
26770 (VI_ULOADSTORE_F_AVX512VL): Likewise.
26771 (ssescalarsize): Handle V4TI, V2TI and V1TI.
26772 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26773 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26774 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
26775 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
26776 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
26777 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
26778 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
26779 (<avx512>_storedqu<mode>_mask): Likewise.
26780 (*sse4_2_pcmpestr_unaligned): Likewise.
26781 (*sse4_2_pcmpistr_unaligned): Likewise.
26782 (*mov<mode>_internal): Renamed to ...
26783 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
26784 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
26785 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
26786 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
26788 2016-04-19 Richard Biener <rguenther@suse.de>
26790 PR tree-optimization/70171
26791 * tree-ssa-phiprop.c: Include stor-layout.h.
26792 (phiprop_insert_phi): Handle the aggregate copy case.
26793 (propagate_with_phi): Likewise.
26795 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
26797 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
26798 instead of simplify_gen_subreg (... , 0).
26799 (ix86_delegitimize_address): Ditto.
26800 (ix86_split_divmod): Ditto.
26801 (ix86_split_copysign_const): Ditto.
26802 (ix86_split_copysign_var): Ditto.
26803 (ix86_expand_args_builtin): Ditto.
26804 (ix86_expand_round_builtin): Ditto.
26805 (ix86_expand_special_args_builtin): Ditto.
26806 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
26807 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
26808 (udivmodqi4): Ditto.
26809 (absneg splitters): Ditto.
26810 (*jcc_bt<mode>_1): Ditto.
26812 2016-04-19 Richard Biener <rguenther@suse.de>
26814 PR tree-optimization/70724
26815 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
26816 restoring out from ...
26817 (free_scc_vn): ... here.
26818 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
26819 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
26821 (pass_fre::execute): Restore SSA info.
26823 2016-04-19 Richard Biener <rguenther@suse.de>
26825 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
26826 * gimple-walk.c (walk_gimple_op): Initialize it.
26827 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
26828 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
26829 remapping SSA names of defs.
26830 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
26833 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
26835 PR middle-end/70689
26836 * lra-constraints.c (equiv_substition_p): New.
26837 (process_alt_operands): Use it.
26838 (swap_operands): Swap it.
26839 (curr_insn_transform): Update it.
26841 2016-04-18 Michael Matz <matz@suse.de>
26843 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
26844 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
26845 * tree-core.h (tree_type_common.align): Use bit-field.
26846 (tree_type_common.spare): New.
26847 (tree_decl_common.off_align): Make smaller.
26848 (tree_decl_common.align): Use bit-field.
26850 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
26851 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
26852 (scan_sharing_clauses): Ditto.
26853 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26854 (omp_finish_file): Ditto.
26855 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
26856 (layout_decl): Ditto.
26857 (relayout_decl): Ditto.
26858 (finalize_record_size): Use SET_TYPE_ALIGN.
26859 (finalize_type_size): Ditto.
26860 (finish_builtin_struct): Ditto.
26861 (layout_type): Ditto.
26862 (initialize_sizetypes): Ditto.
26863 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
26864 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
26865 (lookup_field_for_decl): Use SET_DECL_ALIGN.
26866 (get_chain_field): Ditto.
26867 (get_trampoline_type): Ditto.
26868 (get_nl_goto_field): Ditto.
26869 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
26871 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
26872 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
26873 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26874 (build_qualified_type): Use SET_TYPE_ALIGN.
26875 (build_aligned_type, build_range_type_1): Ditto.
26876 (build_atomic_base): Ditto.
26877 (build_common_tree_nodes): Ditto.
26878 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
26879 (expand_one_stack_var_at): Ditto.
26880 * coverage.c (build_var): Use SET_DECL_ALIGN.
26881 * except.c (init_eh): Ditto.
26882 * function.c (assign_parm_setup_block): Ditto.
26883 * symtab.c (increase_alignment_1): Ditto.
26884 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
26885 * tree-vect-stmts.c (ensure_base_align): Ditto.
26886 * varasm.c (align_variable): Ditto.
26887 (assemble_variable): Ditto.
26888 (build_constant_desc): Ditto.
26889 (output_constant_def_contents): Ditto.
26891 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
26892 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
26893 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
26894 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
26895 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
26897 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
26900 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
26901 replace %vmovsd with "%vmovq".
26902 (vec_concatv2df): Likewise.
26904 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
26906 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
26907 (*vec_extractv2si_0): Ditto.
26908 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
26909 (zero_extended_scalar_load_operand splitters): Ditto.
26910 (vec_extract splitters): Ditto.
26911 (*vec_extractv4si_0_zext): Ditto.
26912 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
26913 and lowpart_subreg.
26914 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
26915 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
26916 (*sse4_1_extractps): Use lowpart_subreg.
26917 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
26919 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26921 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
26923 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
26924 Mention Solaris 11 packaging changes.
26925 Update gas and gld requirements.
26926 Remove reference to pre-Solaris 10 bug.
26927 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
26929 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
26932 2016-04-17 Jan Hubicka <jh@suse.cz>
26934 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
26935 max_loop_iterations_int.
26937 2016-04-18 Richard Biener <rguenther@suse.de>
26939 PR tree-optimization/43434
26940 * tree-ssa-structalias.c (struct vls_data): New.
26941 (visit_loadstore): Handle all pointer-based accesses.
26942 (compute_dependence_clique): Compute a bitmap of restrict tags
26943 assigned bases and pass it to visit_loadstore.
26945 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
26948 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
26949 armv8.1-a and armv8.1-a+crc.
26951 2016-04-18 Richard Biener <rguenther@suse.de>
26953 PR tree-optimization/70701
26954 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
26955 references after translating through a memcpy.
26957 2016-04-18 Richard Biener <rguenther@suse.de>
26959 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
26960 (compute_antic): ... here. For partial antic use regular
26961 postorder and scrap iteration.
26962 (compute_partial_antic_aux): Remove unused return value.
26963 (init_pre): Do not allocate postorder.
26964 (fini_pre): Do not free postorder.
26966 2016-04-18 Richard Biener <rguenther@suse.de>
26968 PR middle-end/37870
26969 * expmed.c (extract_bit_field_1): Remove broken case
26970 using a wider MODE_INT mode.
26972 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
26974 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
26975 unless compiling with at least GCC-4.8.
26977 2016-04-17 Jan Hubicka <jh@suse.cz>
26980 * graphite.c (graphite_finalize): Update call to
26981 tree_estimate_probability.
26982 * predict.h (tree_estimate_probability): Update prototype.
26984 2016-04-17 Jan Hubicka <jh@suse.cz>
26986 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
26987 (tree_estimate_probability): Likewise.
26988 (pass_profile::execute): Update.
26989 (report_predictor_hitrates): New function.
26990 * profile.c (compute_branch_probabilities): Use it.
26991 * predict.h (report_predictor_hitrates): Declare.
26993 2016-04-17 Jan Hubicka <jh@suse.cz>
26996 * cgraph.h (cgraph_node::set_const_flag,
26997 cgraph_node::set_pure_flag): Update prototype to return bool;
26999 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
27000 of interposable symbol are interposable, too.
27001 (cgraph_set_const_flag_1): Rename to ...
27002 (set_const_flag_1): ... this one; change to self recursive function
27003 instead of call_for_symbol_thunks_and_aliases. Handle correctly
27004 clearnig the flag in all variants and also virtual thunks of const
27005 functions are pure; track if any change was done.
27006 (cgraph_node::set_const_flag): Update.
27007 (struct set_pure_flag_info): New struct.
27008 (cgraph_set_pure_flag_1): Rename to ...
27009 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
27010 rather than pointer encoded flags; track if any changes was done;
27011 handle correctly clearning flag and setting flag of aliases already
27013 (cgraph_node::set_pure_flag): Update.
27014 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
27016 2016-04-17 Tom de Vries <tom@codesourcery.com>
27019 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
27020 backslash in label.
27022 2016-04-17 Tom de Vries <tom@codesourcery.com>
27024 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
27025 '{}<> ' as escape-for-record.
27027 2016-04-17 Tom de Vries <tom@codesourcery.com>
27029 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
27032 2016-04-17 Tom de Vries <tom@codesourcery.com>
27035 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
27036 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
27037 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
27038 * passes.c (finish_optimization_passes): Only call
27039 finish_graph_dump_file if dfi->graph_dump_initialized.
27040 (execute_function_dump, pass_init_dump_file): Use
27041 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
27043 2016-04-17 Tom de Vries <tom@codesourcery.com>
27045 PR tree-optimization/70256
27046 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
27047 (debug_varmap): New function.
27049 2016-04-17 Tom de Vries <tom@codesourcery.com>
27052 * passes.c (pass_manager::register_pass): Propagate pflags.
27054 2016-04-17 Tom de Vries <tom@codesourcery.com>
27057 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
27058 * passes.c (pass_manager::pass_manager): Declare and init p_start in
27059 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
27060 check if it's equal to p_start.
27061 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
27063 2016-04-15 Jan Hubicka <jh@suse.cz>
27066 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
27067 function does not bind to current def.
27068 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
27069 handle conservatively calls to functions that does not need to bind
27071 (check_call): Update call of worse_state.
27072 (ignore_edge_for_nothrow): Update.
27073 (ignore_edge_for_pure_const): Likewise.
27074 (propagate_pure_const): Update calls to worse_state.
27075 (skip_function_for_local_pure_const): Reformat comments.
27077 2016-04-15 Jan Hubicka <jh@suse.cz>
27080 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
27081 (cgraph_node::function_symbol): Likewise.
27082 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
27083 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
27084 (symtab_node::ultimate_alias_target): Add REF parameter.
27085 (symtab_node::binds_to_current_def_p): Declare.
27086 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
27087 (cgraph_node::function_symbol): Likewise.
27088 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
27089 (cgraph_node::get_availability): Likewise.
27090 (cgraph_edge::binds_to_current_def_p): New inline function.
27091 (varpool_node::get_availability): Add REF parameter.
27092 (varpool_node::ultimate_alias_target): Likewise.
27093 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
27094 (symtab_node::binds_to_current_def_p): Likewise.
27095 * varpool.c (varpool_node::get_availability): Likewise.
27097 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
27100 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
27101 Fix mode size check.
27103 2016-04-15 Jakub Jelinek <jakub@redhat.com>
27105 * BASE-VER: Set to 7.0.0.
27107 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
27109 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
27111 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27113 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
27114 architecture revisions.
27116 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
27118 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
27119 * config/i386/i386.c (ix86_using_red_zone): No longer static.
27120 * config/i386/i386.md (stack decrement to push peepholes): Guard
27121 with !x86_using_red_zone ().
27123 2016-04-15 Jakub Jelinek <jakub@redhat.com>
27126 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
27127 to dump_generic_node.
27128 (NIY): Pass also flags to do_niy.
27130 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
27132 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
27133 (simd_clone_vector_of_formal_parm_types)
27134 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
27135 (simd_clone_mangle, simd_clone_create)
27136 (simd_clone_adjust_return_type, create_tmp_simd_array)
27137 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
27138 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
27139 (ipa_simd_modify_function_body, simd_clone_linear_addend)
27140 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
27141 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
27142 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
27143 * omp-simd-clone.c: ... this new file.
27144 (simd_clone_vector_of_formal_parm_types): Make it static.
27145 * Makefile.in (OBJS): Add omp-simd-clone.o.
27147 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
27150 * config/i386/sse.md: Use proper memory operand modifiers.
27153 2016-04-15 Richard Biener <rguenther@suse.de>
27154 Alan Modra <amodra@gmail.com>
27156 PR tree-optimization/70130
27157 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
27158 when alignment stays not the same and no not use the realign
27161 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
27164 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
27165 direct move handlers for KFmode. Change TFmode handlers test from
27166 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
27168 2016-04-14 Jakub Jelinek <jakub@redhat.com>
27171 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
27172 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
27173 (inlined_polymorphic_ctor_dtor_block_p): Use it.
27174 * tree-ssa-live.c (remove_unused_scope_block_p): When
27175 in_ctor_dtor_block, avoid discarding not just BLOCKs with
27176 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
27177 block_ultimate_origin is FUNCTION_DECL.
27178 (remove_unused_locals): If current_function_decl is
27179 polymorphic_ctor_dtor_p, pass initial true to
27180 remove_unused_scope_block_p' is_ctor_dtor_block.
27182 2016-04-14 Martin Sebor <msebor@redhat.com>
27187 * doc/extend.texi (Variable Length): Revert.
27189 2016-04-14 Marek Polacek <polacek@redhat.com>
27190 Jan Hubicka <hubicka@ucw.cz>
27193 * tree.c (verify_type): Disable the canonical type of main variant
27196 2016-04-14 Jason Merrill <jason@redhat.com>
27198 * cfgexpand.c, expr.c: Revert previous change.
27200 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
27202 PR middle-end/70643
27203 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
27204 when building a mem ref for the incoming reduction variable.
27206 2016-04-14 Richard Biener <rguenther@suse.de>
27208 PR tree-optimization/70614
27209 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
27210 loop if the evolution dropped to chrec_dont_know.
27211 (interpret_condition_phi): Likewise.
27213 2016-04-14 Richard Biener <rguenther@suse.de>
27215 PR tree-optimization/70623
27216 * tree-ssa-pre.c (changed_blocks): Make global ...
27217 (compute_antic): ... local here. Move and fix worklist
27218 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
27219 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
27220 worklist handling, dump when ANTIC_IN changed.
27221 (compute_partial_antic_aux): Remove worklist handling.
27222 (init_pre): Do not compute post dominators. Add a comment about
27223 the CFG order chosen.
27224 (fini_pre): Do not free post dominators.
27226 2016-04-13 Martin Sebor <msebor@redhat.com>
27231 * doc/extend.texi (Variable Length): Document C++ specifics.
27233 2016-04-13 Jakub Jelinek <jakub@redhat.com>
27236 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
27237 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
27238 eh edges have been purged.
27241 * tree-sra.c (create_access_replacement,
27242 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
27244 * tree-pretty-print.c (dump_fancy_name): New function.
27245 (dump_decl_name, dump_generic_node): Use it.
27247 2016-04-13 Jason Merrill <jason@redhat.com>
27249 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
27250 * expr.c (expand_expr_real_1): Likewise.
27252 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
27254 * config/i386/i386.md (kunpckhi): Swap operands.
27255 (kunpcksi): Likewise.
27256 (kunpckdi): Likewise.
27257 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
27258 (vec_pack_trunc_<mode>): Likewise.
27260 2016-04-13 Jakub Jelinek <jakub@redhat.com>
27263 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
27265 PR middle-end/70633
27266 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
27267 gimplification turns some element into non-constant.
27270 * rtl.h (convert_memory_address_addr_space_1): New prototype.
27271 * explow.c (convert_memory_address_addr_space_1): No longer static,
27272 add NO_EMIT argument and don't call convert_modes if true, pass
27273 it down recursively, remove break after return.
27274 (convert_memory_address_addr_space): Adjust caller.
27275 * simplify-rtx.c (simplify_unary_operation_1): Call
27276 convert_memory_address_addr_space_1 instead of convert_memory_address,
27277 if it returns NULL, don't simplify.
27279 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
27282 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
27284 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27286 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27287 Bump the upper SIMDLEN limits, so that if the return type or
27288 characteristic type if the return type is void can be passed in
27289 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
27292 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
27295 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
27296 Do not use "=" constraint on an input constraint.
27297 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
27298 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
27299 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
27300 generates (neg (abs ...)) instead of (abs ...).
27302 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27304 PR rtl-optimization/70596
27305 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
27306 just invalidate LRA data and reset them. Adjust dump wording.
27308 2016-04-12 Martin Liska <mliska@suse.cz>
27311 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27313 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27315 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27316 max_loop_iterations_int.
27317 (tree_unswitch_outer_loop): Likewise.
27318 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27319 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27321 2016-04-12 Tom de Vries <tom@codesourcery.com>
27323 PR tree-optimization/68756
27324 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
27325 instead of new_name.
27327 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27329 PR tree-optimization/70602
27330 * tree-sra.c (generate_subtree_copies): Don't write anything into
27331 constant pool decls.
27333 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
27334 regardless whether there are depend clauses or not.
27336 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
27339 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
27340 target attribute and pragma from changing the -mfloat128
27341 and -mfloat128-hardware options.
27343 * doc/extend.texi (Additional Floating Types): Document PowerPC
27344 __float128 restrictions.
27346 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27349 * config/aarch64/driver-aarch64.c
27350 (aarch64_get_extension_string_for_isa_flags): New.
27351 (arch_extension): Rename to...
27352 (aarch64_arch_extension): ...This.
27353 (ext_to_feat_string): Rename to...
27354 (aarch64_extensions): ...This.
27355 (aarch64_core_data): Keep track of architecture extension flags.
27356 (cpu_data): Rename to...
27357 (aarch64_cpu_data): ...This.
27358 (aarch64_arch_driver_info): Keep track of architecture extension
27360 (get_arch_name_from_id): Rename to...
27361 (get_arch_from_id): ...This, change return type.
27362 (host_detect_local_cpu): Update and reformat for renames, handle
27363 extensions through common infrastructure.
27365 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27368 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
27369 track of a canonical flag name.
27370 (all_extensions): Likewise.
27371 (arch_to_arch_name): Also track extension flags enabled by the arch.
27372 (all_architectures): Likewise.
27373 (aarch64_parse_extension): Move to here.
27374 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
27376 (aarch64_rewrite_selected_cpu): Update for above change.
27377 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
27378 are handled, such that the single explicit value enabled by an
27379 extension is kept seperate from the implicit values it also enables.
27380 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
27382 (aarch64_parse_extension): New.
27383 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
27384 here to config/aarch64/aarch64-protos.h.
27385 (aarch64_parse_extension): Move from here to
27386 common/config/aarch64/aarch64-common.c.
27387 (aarch64_option_print): Update.
27388 (aarch64_declare_function_name): Likewise.
27389 (aarch64_start_file): Likewise.
27390 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
27391 the canonical flag for extensions.
27392 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
27395 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27397 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
27400 2016-04-09 Tom de Vries <tom@codesourcery.com>
27402 PR tree-optimization/68953
27403 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
27404 first to last subscript.
27406 2016-04-09 Jakub Jelinek <jakub@redhat.com>
27408 PR tree-optimization/70586
27409 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
27412 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
27416 PR tree-optimization/70373
27417 PR middle-end/70533
27418 PR middle-end/70534
27419 PR middle-end/70535
27420 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
27421 clauses for acc parallel reductions as necessary. Error on those
27423 * omp-low.c (scan_sharing_clauses): Don't install variables which
27424 are used in acc parallel reductions.
27425 (lower_rec_input_clauses): Remove dead code.
27426 (lower_oacc_reductions): Add support for reference reductions.
27427 (lower_reduction_clauses): Remove dead code.
27428 (lower_omp_target): Don't remap variables appearing in acc parallel
27430 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
27432 2016-04-08 Jakub Jelinek <jakub@redhat.com>
27434 PR middle-end/70593
27435 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
27436 with multiple SSA_NAME defs, force the outputs other than first
27437 to be live before calling live_track_process_def on each output.
27439 PR rtl-optimization/70574
27440 * fwprop.c (forward_propagate_and_simplify): Don't add
27441 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
27442 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
27443 paradoxical subregs within *loc.
27445 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
27447 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
27448 -ftree-parallelize-loops={0,1}.
27449 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
27450 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
27451 * config/ia64/hpux.h (LIB_SPEC): Likewise.
27452 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
27453 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
27455 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
27458 * asan.c (instrument_derefs): If we get unknown location, extract it
27459 with EXPR_LOCATION.
27460 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
27462 2016-04-08 Tom de Vries <tom@codesourcery.com>
27464 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
27465 implicit firstprivate clause.
27467 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27470 * config/arm/thumb2.md (tst + branch-> lsls + branch
27471 peephole below *orsi_not_shiftsi_si): Require that condition
27472 register is dead after the peephole.
27473 (second peephole after the above): Likewise.
27475 2016-04-08 Alan Modra <amodra@gmail.com>
27478 * builtins.c (fold_builtin_classify): For IBM extended precision,
27479 look at just the high-order double to test for NaN.
27480 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
27481 test just the high double for Inf but both doubles for subnormal
27484 2016-04-07 Jakub Jelinek <jakub@redhat.com>
27486 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
27487 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
27488 node->simdclone->mask_mode != VOIDmode masks.
27489 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
27490 earlier, use it instead of node->simdclone.
27491 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27492 Set clonei->mask_mode.
27494 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
27497 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
27498 Pass it through to cp_parser_already_scoped_statement.
27499 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
27500 it through to cp_parser_statement.
27501 (cp_parser_statement): Pass IF_P through to
27502 cp_parser_iteration_statement.
27503 (cp_parser_pragma): Adjust call to
27504 cp_parser_iteration_statement.
27506 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
27509 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
27510 resolve a future -Wparentheses warning.
27511 * omp-low.c (scan_sharing_clauses): Likewise.
27512 * tree-parloops.c (eliminate_local_variables): Likewise.
27514 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
27516 PR rtl-optimization/70398
27517 * lra-constraints.c (process_address_1): Check zero scale and code
27518 for reloading with zero scale.
27520 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
27522 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
27523 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
27525 2016-04-06 Jakub Jelinek <jakub@redhat.com>
27527 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27528 Add support for AVX512F clones, include them by default for
27529 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
27530 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
27533 PR middle-end/70550
27534 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
27535 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
27536 firstprivate clauses.
27537 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
27538 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
27539 (lower_omp_target): Set TREE_NO_WARNING for
27540 non-addressable possibly uninitialized vars which are copied into
27541 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
27543 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
27545 * config/pa/predicates.md (integer_store_memory_operand): Accept
27546 REG+D operands with a large offset when reload_in_progress is true.
27547 (floating_point_store_memory_operand): Likewise.
27549 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27552 * match.pd (nested int casts): Limit to GIMPLE.
27554 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
27557 * ipa-devirt.c (maybe_record_node): Fix comment; use
27558 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
27560 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27562 PR rtl-optimization/70542
27563 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
27564 if there are any uses other than insn or debug insns.
27566 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
27567 Jakub Jelinek <jakub@redhat.com>
27569 PR tree-optimization/70509
27570 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
27571 Shift HOST_WIDE_INT_1U instead of 1.
27573 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
27575 PR tree-optimization/70509
27576 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
27577 of the vector base type for index.
27579 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
27582 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
27584 2016-04-05 Richard Biener <rguenther@suse.de>
27586 PR tree-optimization/70526
27587 * tree-sra.c (build_ref_for_offset): Use prev_base to
27588 extract the alias pointer type.
27590 2016-04-05 Richard Biener <rguenther@suse.de>
27592 * dse.c (struct store_info): Remove alias_set member.
27593 (struct read_info_type): Likewise.
27594 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
27595 spill_deleted, clear_alias_set_lookup): Remove.
27596 (get_group_info): Remove dead base == NULL_RTX case.
27597 (dse_step0): Remove initialization of removed variables.
27598 (delete_dead_store_insn): Reomve alias set dumping.
27599 (free_read_records): Remove alias_set handling.
27600 (canon_address): Remove alias_set_out parameter.
27601 (record_store): Remove spill_alias_set, it's always zero.
27602 (check_mem_read_rtx): Likewise.
27603 (dse_step2): Rename from ...
27604 (dse_step2_nospill): ... this. Adjust.
27605 (scan_stores): Rename from ...
27606 (scan_stores_nospill): ... this.
27607 (scan_reads): Rename from ...
27608 (scan_reads_nospill): ... this.
27609 (scan_stores_spill, scan_reads_spill): Remove.
27610 (dse_step3_scan): Remove for_spills argument which is always false.
27611 (dse_step3): Likewise.
27612 (dse_step5): Rename from ...
27613 (dse_step5_nospill): ... this. Remove alias_set handling.
27614 (rest_of_handle_dse): Adjust.
27616 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27619 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
27620 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
27621 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
27622 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
27624 2016-04-05 Richard Biener <rguenther@suse.de>
27626 PR middle-end/70499
27627 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
27628 non-register type temporaries into SSA.
27630 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
27633 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
27634 calls when sanitizing.
27635 (possible_polymorphic_call_target_p): Fix formatting.
27637 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27638 Jakub Jelinek <jakub@redhat.com>
27640 PR middle-end/70457
27641 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
27642 to ensure a call statement is compatible with a built-in's
27644 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
27647 2016-04-04 Richard Biener <rguenther@suse.de>
27649 PR rtl-optimization/70484
27650 * rtl.h (canon_output_dependence): Declare.
27651 * alias.c (canon_output_dependence): New function.
27652 * dse.c (record_store): Use canon_output_dependence rather
27653 than canon_true_dependence.
27655 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27658 * cgraph.h (symtab_node::copy_visibility_from): New function.
27659 * symtab.c (symtab_node::copy_visibility_from): New function.
27660 * ipa-visibility.c (optimize_weakref): New function.
27661 (function_and_variable_visibility): Use it.
27663 2016-04-04 Martin Liska <mliska@suse.cz>
27666 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
27667 value that is really in range handled by SBR instruction.
27668 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
27669 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
27670 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
27672 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
27676 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
27677 set, but not for SP_REG operands.
27679 2016-04-02 Martin Sebor <msebor@redhat.com>
27682 * fold-const.c (maybe_nonzero_address): New function.
27683 (fold_comparison): Call it. Fold equality and relational
27684 expressions involving null pointers.
27685 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
27687 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
27689 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
27690 the "Y" constraint (scalar FP 0.0 immediate).
27692 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
27693 Add the "const_double" to the list of operand constraints.
27695 2016-04-01 Jakub Jelinek <jakub@redhat.com>
27697 PR rtl-optimization/70467
27698 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
27699 If low word of the last operand is 0, just emit addition/subtraction
27702 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27705 * config/s390/s390.c (s390_expand_insv): Check for everything
27706 constant instead of just VOIDmode stuff.
27708 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27711 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
27713 2016-04-01 Nathan Sidwell <nathan@acm.org>
27715 * tree.def (TRY_CATCH_EXPR): Correct documentation.
27717 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
27719 PR rtl-optimization/70461
27720 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
27723 2016-03-31 Martin Liska <mliska@suse.cz>
27726 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
27727 a tree value or an immediate integer value to a buffer
27728 that is eventually copied to a BRIG section.
27729 (emit_immediate_operand): Call the function here.
27730 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
27731 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
27732 of class' fields that are removed.
27733 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
27734 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
27735 m_brig_repr_size fields.
27737 2016-03-31 Martin Liska <mliska@suse.cz>
27740 * hsa-gen.c (hsa_function_representation::update_dominance): New
27742 (convert_addr_to_flat_segment): Likewise.
27743 (gen_hsa_memory_set): New alignment argument.
27744 (gen_hsa_ctor_assignment): Likewise.
27745 (gen_hsa_insns_for_single_assignment): Provide alignment
27746 to gen_hsa_ctor_assignment.
27747 (gen_hsa_insns_for_direct_call): Add new argument.
27748 (expand_lhs_of_string_op): New function.
27749 (expand_string_operation_builtin): Likewise.
27750 (expand_memory_copy): New function.
27751 (expand_memory_set): New function.
27752 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
27753 (convert_switch_statements): Change signature.
27754 (generate_hsa): Use a return value of the function.
27755 (pass_gen_hsail::execute): Do not call
27756 convert_switch_statements here.
27757 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
27758 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
27759 (hsa_function_representation::update_dominance): New function.
27761 2016-03-31 Martin Liska <mliska@suse.cz>
27764 * hsa-brig.c (emit_directive_variable): Emit alignment
27765 according to hsa_symbol::m_align.
27766 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
27767 (dump_hsa_symbol): Dump alignment of HSA symbols.
27768 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
27769 (gen_hsa_addr_with_align): New function.
27770 (hsa_bitmemref_alignment): Use newly added function.
27771 (gen_hsa_insns_for_load): Likewise.
27772 (gen_hsa_insns_for_store): Likewise.
27773 (gen_hsa_memory_copy): New argument added.
27774 (gen_hsa_insns_for_single_assignment): Respect
27775 alignment for assignments processed via gen_hsa_memory_copy.
27776 (gen_hsa_insns_for_direct_call): Likewise.
27777 (gen_hsa_insns_for_return): Likewise.
27778 (gen_function_def_parameters): Set default alignment.
27779 * hsa.c (hsa_object_alignment): New function.
27780 (hsa_byte_alignment): Pasted function.
27781 * hsa.h (hsa_symbol::m_align): New field.
27783 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27785 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
27786 scratch field for goto case.
27788 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
27790 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
27792 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
27795 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
27796 (scalar_chain::convert_insn): Call convert_op for reg
27797 moves to handle undefined registers.
27799 2016-03-31 Nathan Sidwell <nathan@acm.org>
27802 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
27803 Assert we don't want to move backwards.
27805 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
27808 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
27810 2016-03-31 Jakub Jelinek <jakub@redhat.com>
27812 PR rtl-optimization/70460
27813 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
27814 with operand from REG_LABEL_OPERAND, instead substitute
27815 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
27816 Don't do anything for REG_NON_LOCAL_GOTO jumps.
27818 2016-03-31 Martin Liska <mliska@suse.cz>
27820 * passes.c (execute_one_pass): Do not call
27821 todo_after for a discarded function.
27823 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27825 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
27826 (no_cost, infinite_cost): Initialize the new field.
27827 (get_computation_cost_at): Record setup cost.
27828 (determine_use_iv_cost_address): Skip cost computation for sub
27829 uses if we can estimate it without losing accuracy.
27831 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27833 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27835 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27836 max_loop_iterations_int.
27837 (tree_unswitch_outer_loop): Likewise.
27838 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27839 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27841 2016-03-30 Richard Biener <rguenther@suse.de>
27843 PR middle-end/70450
27844 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
27846 2016-03-30 Jakub Jelinek <jakub@redhat.com>
27849 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
27850 in gen_blendm expander.
27852 2016-03-30 Nick Clifton <nickc@redhat.com>
27855 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
27856 case where we are already provided with an SImode SUBREG.
27858 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
27861 * config/i386/i386.c (ix86_expand_epilogue): Properly check
27862 conflict between DRAP register and __builtin_eh_return.
27864 2016-03-30 Michael Matz <matz@suse.de>
27865 Richard Biener <rguenther@suse.de>
27868 * ipa-polymorphic-call.c (struct type_change_info): Change
27869 speculative to an unsigned allowing to limit the work we do.
27870 (csftc_abort_walking_p): New inline function..
27871 (check_stmt_for_type_change): Limit the number of may-defs
27872 skipped for speculative devirtualization to
27873 max-speculative-devirt-maydefs.
27874 * params.def (max-speculative-devirt-maydefs): New param.
27875 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
27877 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
27880 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
27883 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
27885 PR tree-optimization/59124
27886 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
27887 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
27889 2016-03-29 Jeff Law <law@redhat.com>
27891 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
27893 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27895 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
27898 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
27900 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
27901 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
27902 gcrt0.o if linking dynamically.
27904 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27907 * ipa-devirt.c (methods_equal_p): New function.
27908 (compare_virtual_tables): Use it.
27909 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
27910 * cgraphclones.c (clone_function_name_1): Use
27911 symbol_table::symbol_suffix_separator.
27912 * coverage.c (build_var): Likewise.
27913 * symtab.c (symbol_table::symbol_suffix_separator): New.
27915 2016-03-29 Jakub Jelinek <jakub@redhat.com>
27917 PR rtl-optimization/70429
27918 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
27919 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
27920 mode != result_mode.
27923 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
27925 PR tree-optimization/70405
27926 * ssa-iterators.h (num_imm_uses): Add missing braces.
27928 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
27930 PR rtl-optimization/68695
27931 * ira-color.c (allocno_copy_cost_saving): New.
27932 (improve_allocation): Use it.
27934 2016-03-29 Richard Henderson <rth@redhat.com>
27936 PR middle-end/70355
27937 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
27939 2016-03-29 Richard Biener <rguenther@suse.de>
27941 PR middle-end/70424
27942 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
27943 use alignment returned by get_pointer_alignment_1 if it is
27944 bigger than BITS_PER_UNIT.
27945 * builtins.c (get_pointer_alignment_1): Do not return true
27946 for alignment extracted from SSA info.
27948 2016-03-28 James Bowman <james.bowman@ftdichip.com>
27950 * config/ft32/ft32.opt (mnodiv): New.
27951 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
27952 * doc/invoke.texi (FT32 Options -mnodiv): New.
27954 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
27957 * config/i386/i386.md (define_split, andn): Fix modes.
27959 2016-03-26 Richard Biener <rguenther@suse.de>
27960 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27963 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
27965 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
27966 as 2nd argument to cl_optimization_restore().
27968 2016-03-25 Richard Henderson <rth@redhat.com>
27971 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
27972 * config/aarch64/aarch64-protos.h: Declare it.
27973 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
27975 2016-03-25 Alan Modra <amodra@gmail.com>
27978 * config/rs6000/constraints.md (j): Simplify.
27979 * config/rs6000/predicates.md (easy_fp_constant): Exclude
27981 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
27982 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
27983 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
27984 in all constraint alternatives.
27985 (movtd_64bit_nodm): Delete "j" constraint alternative.
27987 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
27989 * tree-ssa-propagate.c: Enhance docs for
27990 SSA_PROP_NOT_INTERESTING.
27992 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
27994 * doc/extend.texi: Fix typo in documentation to pure attribute.
27996 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
27999 * config/pa/pa.md (bswapdi2): Use a scratch register.
28001 2016-03-24 Richard Henderson <rth@redhat.com>
28003 PR middle-end/69845
28004 * fold-const.c (extract_muldiv_1): Correct test for multiplication
28007 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
28009 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
28010 using ix86_expand_binary_operator instead of gen_andsi3.
28012 2016-03-24 Richard Biener <rguenther@suse.de>
28014 PR tree-optimization/70396
28015 * tree-vect-stmts.c (vectorizable_comparison): Use
28016 get_vectype_for_scalar_type.
28018 2016-03-24 Richard Biener <rguenther@suse.de>
28020 PR middle-end/70370
28021 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
28022 with register bases.
28024 2016-03-24 Richard Biener <rguenther@suse.de>
28026 PR tree-optimization/70372
28027 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
28028 build_all_ones_cst to also handle vector types correctly.
28030 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
28033 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
28036 2016-03-23 Marek Polacek <polacek@redhat.com>
28039 * doc/invoke.texi: Document -Wignored-attributes.
28041 2016-03-23 Bin Cheng <bin.cheng@arm.com>
28043 PR tree-optimization/69042
28044 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
28045 parameter from 30 to 40.
28047 2016-03-23 Bin Cheng <bin.cheng@arm.com>
28049 PR tree-optimization/69042
28050 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
28051 for use with constant offset stripped in base.
28053 2016-03-23 Richard Biener <rguenther@suse.de>
28055 PR middle-end/70251
28056 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
28057 mode compatibility check.
28058 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28060 2016-03-23 Jeff Law <law@redhat.com>
28062 PR tree-optimization/64058
28063 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
28065 (struct ssa_conflicts): Move up earlier in the file.
28066 (conflicts_, var_map_): New static variables.
28067 (initialize_conflict_count): New function to initialize the
28068 CONFLICT_COUNT field for each conflict pair.
28069 (compare_pairs): Lazily initialize the conflict count and use it
28070 as the first tie-breaker.
28071 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
28072 and wipe conflicts_ and map_ around the call to qsort. Remove
28073 special case for 2 coalesce pairs.
28074 * bitmap.c (bitmap_count_unique_bits): New function.
28075 (bitmap_count_bits_in_word): New function, extracted from
28077 (bitmap_count_bits): Use bitmap_count_bits_in_word.
28078 * bitmap.h (bitmap_count_unique_bits): Declare it.
28080 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
28083 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
28084 transparent alias chain for decl assembler name.
28085 * config/sol2.c (solaris_assemble_visibility): Likewise.
28087 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28089 * config/arm/arm1020e.md (1020call_op): Reduce reservation
28091 (v10_fdivs): Likewise.
28092 (v10_fdivd): Likewise.
28094 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28097 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
28098 to not call fclose twice on file.
28100 2016-03-23 Jakub Jelinek <jakub@redhat.com>
28102 PR tree-optimization/70354
28103 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
28104 oprnd0 is wider than oprnd1 and there is a cast from the wider
28105 type to oprnd1, mask it with the mask of the narrower type.
28108 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
28109 Optimize TARGET_STV splitters, if high or low word of last argument
28112 2016-03-22 Jeff Law <law@redhat.com>
28115 tree-ssa-threadbackward.c
28116 (fsm_find_control_statement_thread_paths): Correctly distinguish
28117 between old style jump threads vs FSM jump threads.
28119 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
28122 * config/i386/i386.c (scalar_chain::convert_op): Support
28123 uninitialized register usage case.
28125 2016-03-22 Richard Biener <rguenther@suse.de>
28127 PR middle-end/70251
28128 * genmatch.c (gen_transform): Adjust last parameter to a three-state
28130 (capture::gen_transform): ... to change behavior when substituting
28131 a condition into cond or not-cond expr context.
28132 (dt_simplify::gen_1): Adjust.
28133 * gimple-match-head.c: Include gimplify.h for unshare_expr.
28134 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
28135 last change and instead change to
28136 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
28137 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28139 2016-03-22 Anthony Green <green@moxielogic.com>
28141 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
28142 issue for moxiebox targets.
28143 (CC1PLUS_SPEC): Ditto.
28145 2016-03-22 Richard Biener <rguenther@suse.de>
28147 PR middle-end/70333
28148 * fold-const.c (extract_muldiv_1): Properly perform multiplication
28151 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
28153 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
28155 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
28158 * config/i386/i386.c (def_builtin): Handle
28159 OPTION_MASK_ISA_AVX512VL to be and-ed with other
28161 (const struct builtin_description bdesc_special_args[]):
28162 Remove duplicate ISA bits.
28164 2016-03-22 Jakub Jelinek <jakub@redhat.com>
28167 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
28168 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
28169 in a way that works also for AVX512BW.
28172 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
28173 instead of source if operands[1] is xmm16 and above and
28174 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
28175 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
28178 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
28179 on assign if (*from_p) is a comparison, set it to
28180 TREE_NO_WARNING (*from_p).
28182 2016-03-21 Jakub Jelinek <jakub@redhat.com>
28184 PR middle-end/70326
28185 * lra.c (restore_scratches): Ignore deleted insns.
28187 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
28188 Jakub Jelinek <jakub@redhat.com>
28190 PR tree-optimization/70317
28191 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
28194 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
28197 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
28198 of ix86_expand_move.
28200 (movti): Use general_operand for operand 1 predicate.
28202 2016-03-21 Martin Liska <mliska@suse.cz>
28204 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
28206 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
28208 2016-03-21 Martin Liska <mliska@suse.cz>
28211 * ipa-icf.c (sem_function::parse): Skip static
28212 constructors and destructors.
28214 2016-03-21 Jakub Jelinek <jakub@redhat.com>
28217 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
28218 function-like macro, peek following token(s) if it is followed
28219 by CPP_OPEN_PAREN token with optional padding in between, and
28220 if not, don't treat it like a macro.
28222 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
28223 Alexander Monakov <amonakov@ispras.ru>
28225 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
28226 for the stabs debug format.
28228 2016-03-21 Richard Biener <rguenther@suse.de>
28230 PR tree-optimization/70310
28231 * tree-vect-generic.c (expand_vector_condition): Fold the built
28234 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
28237 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
28238 Block third alternative for AVX-512VL target,
28240 2016-03-21 Martin Liska <mliska@suse.cz>
28243 * hsa-brig.c (emit_function_directives): Mark unemitted
28244 global variables for emission.
28245 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
28246 (get_symbol_for_decl): Likewise.
28247 * hsa.h (struct hsa_symbol): New flag.
28249 2016-03-21 Richard Biener <rguenther@suse.de>
28251 PR tree-optimization/70288
28252 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
28253 we do not estimate unsimplified all-constant conditionals or
28254 switches as optimized away.
28256 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
28258 PR rtl-optimization/69102
28259 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
28260 when we have a readonly dependency context.
28262 2016-03-18 Jeff Law <law@redhat.com>
28264 PR rtl-optimization/70263
28265 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
28266 (update_equiv_regs): When trying to move a store to after the insn
28267 that sets the source of the store, make sure the store occurs after
28268 the insn that sets the source of the store. When successful note
28269 the REG_EQUIV note created in the dump file.
28271 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
28272 Bernd Schmidt <bschmidt@redhat.com>
28274 * doc/extend.texi: Document more potential problems with basic asms.
28276 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
28278 PR rtl-optimization/70278
28279 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
28282 2016-03-18 Jason Merrill <jason@redhat.com>
28284 * calls.c (load_register_parameters): Fix zero size sibcall logic.
28286 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
28288 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
28289 values to 128b regs.
28291 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
28293 PR tree-optimization/70252
28294 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
28295 boolean vector has a proper number of elements.
28296 (supportable_narrowing_operation): Likewise.
28298 2016-03-18 Tom de Vries <tom@codesourcery.com>
28301 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
28303 2016-03-18 Jakub Jelinek <jakub@redhat.com>
28305 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
28306 instead of replace_rtx for DEBUG_INSNs.
28308 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28310 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
28311 load type reservations.
28313 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
28316 * config/pa/constraints.md: Revert 2015-02-13 change. Use
28317 define_constraint for "Q" and "T" constraints.
28319 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
28321 Tweak the pipeline model for Exynos M1
28323 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
28326 2016-03-17 David Malcolm <dmalcolm@redhat.com>
28329 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
28330 where one or both locations aren't within a line_map.
28332 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
28335 * opts.c (finish_options): Don't set flag_pie to the default if
28336 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
28339 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
28341 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
28342 true as ALL_REGS argument to replace_rtx.
28344 2016-03-17 Richard Biener <rguenther@suse.de>
28347 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
28350 2016-03-17 Jakub Jelinek <jakub@redhat.com>
28353 * rtl.h (replace_rtx): Add ALL_REGS argument.
28354 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
28355 equality and assert mode is the same, instead of just rtx pointer
28357 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
28358 true as ALL_REGS argument to replace_rtx.
28360 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
28362 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
28363 for boolean vector with vector mode only.
28364 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28366 2016-03-17 Nick Clifton <nickc@redhat.com>
28369 * config/rx/rx.c (rx_print_integer): Print negative constants in
28372 2016-03-17 Jakub Jelinek <jakub@redhat.com>
28375 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
28377 2016-03-16 Richard Henderson <rth@redhat.com>
28378 Richard Biener <rguenth@suse.de>
28380 PR middle-end/70240
28381 PR middle-end/68215
28383 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
28384 first operand as is_gimple_condexpr.
28386 PR middle-end/70240
28387 PR middle-end/68215
28389 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
28390 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
28391 Do not gimplify the result.
28392 (do_unop): Adjust call to tree_vec_extract.
28393 (do_binop): Likewise.
28394 (do_compare): Likewise.
28395 (do_plus_minus): Likewise.
28396 (do_negate): Likewise.
28397 (expand_vector_condition): Likewise.
28398 (do_cond): Likewise.
28400 2016-03-16 Richard Henderson <rth@redhat.com>
28403 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
28404 (aarch64_classify_address): Use it.
28405 (aarch64_legitimize_address): Force all subexpressions of PLUS
28406 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
28408 2016-03-16 Jakub Jelinek <jakub@redhat.com>
28409 Richard Biener <rguenth@suse.de>
28412 * rtlanal.c (replace_rtx): For REG, if from is a REG,
28413 return to even if only REGNO is equal, and assert
28416 2016-03-11 Jeff Law <law@redhat.com>
28418 PR rtl-optimization/70224
28419 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
28421 2016-03-16 Richard Henderson <rth@redhat.com>
28423 PR middle-end/70199
28424 * function.h (struct function): Add has_forced_label_in_static.
28425 * gimplify.c (force_labels_r): Set it.
28426 * lto-streamer-in.c (input_struct_function_base): Read it.
28427 * lto-streamer-out.c (output_struct_function_base): Write it.
28428 * tree-inline.c (has_label_address_in_static_1): Remove.
28429 (copy_forbidden): Remove fndecl parameter; test
28430 has_forced_label_in_static.
28431 (inline_forbidden_p): Update call to copy_forbidden.
28432 (tree_versionable_function_p): Likewise.
28433 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
28434 (chkp_versioning): Likewise.
28435 * tree-inline.h (copy_forbidden): Update decl.
28437 2016-03-16 Marek Polacek <polacek@redhat.com>
28440 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
28441 function being thunked if the result type doesn't have fixed size.
28442 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
28443 doesn't have fixed size.
28445 2016-03-16 Bin Cheng <bin.cheng@arm.com>
28447 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
28448 reporting malformed loop nest.
28450 2016-03-16 Tom de Vries <tom@codesourcery.com>
28453 * ipa-devirt.c (possible_polymorphic_call_targets): Move
28454 nodes.length () == 1 test to before first nodes[0] access.
28456 2016-03-16 Tom de Vries <tom@codesourcery.com>
28458 PR tree-optimization/68715
28459 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
28460 single_pred_p test.
28462 2016-03-16 Tom de Vries <tom@codesourcery.com>
28464 PR tree-optimization/68809
28465 * graphite-scop-detection.c (same_close_phi_node): Test if result types
28468 2016-03-16 Carlos O'Donell <carlos@redhat.com>
28469 Sandra Loosemore <sandra@codesourcery.com>
28471 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
28472 on leaf attribute. Mention ELF interposition problems.
28474 2016-03-16 Alan Modra <amodra@gmail.com>
28476 PR rtl-optimization/69195
28477 PR rtl-optimization/47992
28478 * ira.c (indirect_jump_optimize): Ignore artificial defs.
28481 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
28484 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
28486 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
28488 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
28490 2016-03-15 Jakub Jelinek <jakub@redhat.com>
28492 PR rtl-optimization/70222
28493 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
28494 optimization if mode is different from result_mode, queue up masking
28495 of the result in outer_op. Formatting fix.
28497 PR middle-end/70239
28498 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
28501 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28503 PR rtl-optimization/69032
28504 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
28505 looping backwards over basic block insns.
28507 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28510 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
28511 to non-speculative when propagating trap bits.
28513 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28515 PR rtl-optimization/63384
28516 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
28517 DEBUG_INSN_P insns.
28519 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28522 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
28523 factored out from ...
28524 (sched_analyze_insn): ... here.
28525 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
28526 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
28527 get_implicit_reg_pending_clobbers in it.
28528 (setup_id_reg_sets): Use setup_id_implicit_regs.
28529 (deps_init_id): Ditto.
28531 2016-03-15 Tom de Vries <tom@codesourcery.com>
28534 * cgraph.c (cgraph_node::get_body): Save, reset and restore
28536 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
28537 execute_function_dump.
28538 (execute_one_pass): Don't dump function if it will be dumped after ipa
28541 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
28543 * genrecog.c (match_pattern_2): If pred is NULL don't call
28544 safe_predicate_mode on it.
28546 2016-03-14 Jakub Jelinek <jakub@redhat.com>
28548 PR middle-end/70219
28549 * lra-constraints.c (delete_move_and_clobber): Change assertion
28550 to also allow dregno == 0.
28552 2016-03-14 Richard Henderson <rth@redhat.com>
28555 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
28556 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
28557 (reassociate_bb): Use optimize_vec_cond_expr; avoid
28558 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
28561 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
28564 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
28566 (lra_create_live_ranges_1): initialize hard register biggest_mode to
28568 * lra-constraints.c (split_reg): For hard regs, try to find the
28569 biggest single-register mode used in the function.
28571 2016-03-14 Richard Biener <rguenther@suse.de>
28573 PR tree-optimization/56365
28574 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
28575 constants to compare against.
28577 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
28580 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
28581 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
28582 (define_split for the GPR case): Use int_reg_operand instead of
28583 gpc_reg_operand for the output.
28585 2016-03-14 Tom de Vries <tom@codesourcery.com>
28587 PR tree-optimization/70045
28588 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
28589 create_empty_if_region_on_edge argument.
28591 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
28593 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
28594 (STACK_CHECK_PROTECT): Likewise.
28595 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28596 (STACK_CHECK_PROTECT): Likewise.
28597 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28598 (STACK_CHECK_PROTECT): Likewise.
28599 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
28600 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
28601 (STACK_CHECK_PROTECT): Likewise.
28603 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
28605 PR rtl-optimization/69307
28606 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
28607 registers in modes that span more than one register.
28609 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
28612 * lra-constraints.c (delete_move_and_clobber): New.
28613 (remove_inheritance_pseudos): Use it.
28615 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
28618 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
28619 the libcall is LCT_THROW.
28620 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
28621 for the checking routine.
28623 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28626 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
28627 optimization if we have direct move.
28628 (roundu32<mode>2_fprs): Likewise.
28630 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
28633 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
28635 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
28636 Arguments swapped. All callers changed. Take reg_renumber into
28637 account, and Calculate and compare register ranges for hard regs.
28639 2016-03-11 Jeff Law <law@redhat.com>
28641 PR tree-optimization/70190
28642 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28643 Handle cases where we can not extract the taken edge, even though we
28644 found a constant value.
28646 PR tree-optimization/64058
28647 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
28648 (num_coalesce_pairs): Move up earlier in file.
28649 (find_coalesce_pair): Initialize the INDEX field for each pair
28651 (compare_pairs): No longer sort on the elements in each pair.
28652 Instead break ties with the index of the coalesce pair.
28654 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28657 * config/aarch64/aarch64-protos.h
28658 (aarch64_save_restore_target_globals): New prototype.
28659 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
28660 Call the above when popping pragma.
28661 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
28663 (aarch64_set_current_function): Rewrite using the above.
28665 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28667 PR tree-optimization/70177
28668 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
28669 (extract_ops_from_tree): ... this. In the 2 argument
28670 overload remove _1 suffix.
28671 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
28672 (extract_ops_from_tree): ... this.
28673 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
28675 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
28676 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
28677 extract_ops_from_tree instead of 2 operand one.
28679 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
28681 PR tree-optimization/70013
28682 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
28683 for constant-pool entries.
28685 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28687 PR rtl-optimization/70174
28688 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
28689 followed by gen_lowpart on force_reg instead of just gen_lowpart.
28691 PR tree-optimization/70169
28692 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
28693 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
28696 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
28697 Jakub Jelinek <jakub@redhat.com>
28700 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
28701 of uninitialized values.
28703 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28705 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
28707 ("*trunctddd2"): New pattern definition.
28708 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
28711 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28713 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
28714 definitions for BFP and DFP rounding modes.
28715 ("fixuns_truncdddi2", "fixuns_trunctddi2")
28716 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
28717 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
28718 ("fix_trunctf<mode>2"): Use the new constants instead of magic
28721 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28723 * config/s390/constraints.md: Adjust comment.
28724 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
28725 s390_decompose_addrstyle_without_index.
28726 * config/s390/predicates.md (shift_count_or_setmem_operand):
28727 Rename to setmem_operand.
28728 * config/s390/s390-protos.h
28729 (s390_decompose_shift_count): Rename to
28730 s390_decompose_addrstyle_without_index.
28731 * config/s390/s390.c (s390_decompose_shift_count)
28732 (s390_mem_constraint, print_shift_count_operand)
28733 (print_operand_address, print_operand): Rename
28734 s390_decompose_shift_count to
28735 s390_decompose_addrstyle_without_index and rename
28736 print_shift_count_operand to print_addrstyle_operand troughout the
28738 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
28739 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
28740 Rename shift_count_or_setmem_operand to setmem_operand.
28741 * config/s390/vx-builtins.md ("vec_insert<mode>")
28742 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
28745 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28748 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
28749 Handle overlapping retval and newval.
28751 2016-03-10 Nick Clifton <nickc@redhat.com>
28754 * config/aarch64/aarch64.c
28755 (aarch64_override_options_after_change_1): When forcing
28756 flag_omit_frame_pointer to be true, use a special value that can
28757 be detected if this function is called again, thus preventing
28758 flag_omit_leaf_frame_pointer from being forced to be false.
28760 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28762 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
28763 Set x_flag_omit_leaf_frame_pointer when handling
28764 -momit-leaf-frame-pointer.
28766 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28769 * cgraph.c (cgraph_node::dump): Dump split_part and
28770 indirect_call_target.
28771 * cgraph.h (cgraph_node): Add indirect_call_target flag.
28772 * ipa.c (has_addr_references_p): Cleanup.
28773 (is_indirect_call_target_p): New.
28774 (walk_polymorphic_call_targets): Do not mark virtuals that may be
28775 called indirectly as local.
28776 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
28778 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28781 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28782 on cxa_pure_virtual.
28784 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28787 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
28789 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28792 * tree.c (need_assembler_name_p): Only record main variant type names.
28794 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28797 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
28798 Always define to 0 or 1.
28799 (TARGET_FIX_ERR_A53_843419): New macro.
28800 * config/aarch64/aarch64-elf-raw.h
28801 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
28802 * config/aarch64/aarch64-linux.h: Likewise.
28803 * config/aarch64/aarch64.c
28804 (aarch64_override_options_after_change_1): Do not default
28805 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
28807 (aarch64_attributes): Handle fix-cortex-a53-843419.
28808 (aarch64_can_inline_p): Likewise.
28809 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
28811 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
28812 Jakub Jelinek <jakub@redhat.com>
28814 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
28815 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
28816 DECL_COMMONS if flag_unconstrained_commons is set.
28817 * tree-dfa.c (get_ref_base_and_extent): Likewise.
28818 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
28819 (funconstrained-commons): Document.
28821 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28823 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
28824 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
28826 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
28828 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
28829 has a proper number of elements.
28831 2016-03-10 Alan Modra <amodra@gmail.com>
28833 PR rtl-optimization/69195
28834 PR rtl-optimization/47992
28835 * ira.c (recorded_label_ref): Delete.
28836 (update_equiv_regs): Return void.
28837 (indirect_jump_optimize): New function.
28838 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
28839 before regstat_compute_ri. Don't rebuild_jump_labels here.
28840 Delete update_regstat.
28842 2016-03-10 Richard Biener <rguenther@suse.de>
28844 PR tree-optimization/70128
28845 * tree-ssa-structalias.c (set_uids_in_ptset): Set
28846 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
28848 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28850 PR tree-optimization/70152
28851 * tree-sra.c (replace_removed_params_ssa_names): Copy over
28852 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
28855 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
28856 instead of gen_sse2_loadlpd.
28857 * config/i386/sse.md (*vec_concatv2df): Rename to...
28858 (vec_concatv2df): ... this.
28860 PR tree-optimization/70127
28861 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
28863 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28867 * diagnostic-show-locus.c (compatible_locations_p): New function.
28868 (layout::layout): Sanitize ranges using compatible_locations_p.
28870 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28874 * diagnostic-show-locus.c (layout_range::layout_range): Replace
28875 location_range param with three const expanded_locations * and a
28877 (layout::layout): Replace call to
28878 rich_location::lazily_expand_location with get_expanded_location.
28879 Extract the range and perform location expansion here, passing
28880 the results to the layout_range ctor.
28881 * diagnostic.c (source_range::debug): Delete.
28882 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
28883 of rich_location::get_expanded_location.
28884 * gcc-rich-location.c (get_range_for_expr): Delete.
28885 (gcc_rich_location::add_expr): Reimplement to avoid the
28886 rich_location::add_range overload that took a location_range,
28887 passing a location_t instead.
28889 2016-03-09 Richard Biener <rguenther@suse.de>
28890 Jakub Jelinek <jakub@redhat.com>
28892 PR tree-optimization/70138
28893 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
28894 Also skip vect_double_reduction_def.
28896 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28899 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
28900 if the operand is "m".
28902 2016-03-09 Nathan Sidwell <nathan@acm.org>
28904 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
28906 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28908 * config/i386/i386.c (processor_target_table): Fix cost table
28909 intialization order for znver1.
28911 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28913 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
28914 - becuase -> because.
28915 * ipa-reference.c (ignore_module_statics): Likewise.
28916 * cgraph.c (cgraph_node::get_body): Likewise.
28917 * ipa-inline.c (early_inliner): Likewise.
28918 * ipa-devirt.c (types_same_for_odr): Likewise.
28919 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
28920 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
28922 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28924 * tree-ssa-math-opts.c: Fix typo in comment.
28926 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28929 * config/i386/i386.c (scalar_chain::make_vector_copies,
28930 scalar_chain::convert_reg): Call end_sequence in between
28931 get_insns and emit_conversion_insns rather than after both
28934 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
28937 * config/i386/i386.h (machine_function): Add
28938 pc_thunk_call_expanded flag.
28939 (ix86_pc_thunk_call_expanded): New define.
28940 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
28941 (*set_got): Rename insn pattern from set_got.
28942 (*set_got_labelled): Rename inst pattern from set_got_labelled.
28943 * config/i386/i386.c (ix86_compute_frame_layout): Use
28944 ix86_pc_thunk_call_expanded to prevent red-zone.
28946 2016-03-07 Martin Jambor <mjambor@suse.cz>
28948 * hsa.h (hsa_get_ctor_statements): Declare.
28949 (hsa_get_dtor_statements): Likewise.
28950 (hsa_get_kernel_dispatch_type): Likewise.
28951 * hsa.c (hsa_get_ctor_statements): New function.
28952 (hsa_get_dtor_statements): Likewise.
28953 (hsa_get_kernel_dispatch_type): Likewise.
28954 * hsa-brig.c (hsa_cdtor_statements): Removed.
28955 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
28956 hsa_get_dtor_statements.
28957 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
28958 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
28960 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
28962 * config/arm/arm-cores.def (cortex-r8): New.
28963 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
28964 * config/arm/arm-tune.md: Likewise.
28965 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
28967 2016-03-07 Martin Sebor <msebor@redhat.com>
28969 PR rtl-optimization/19705
28970 * doc/invoke.texi (Options That Control Optimization): Clarify
28971 -fno-branch-count-reg.
28973 2016-02-26 Richard Biener <rguenther@suse.de>
28974 Jeff Law <law@redhat.com>
28976 PR tree-optimization/69740
28977 * cfghooks.c (remove_edge): Request loop fixups if we delete
28978 an edge that might turn an irreducible loop into a natural
28980 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
28981 Move after definition of loops_state_clear.
28983 2016-03-07 Bin Cheng <bin.cheng@arm.com>
28985 PR rtl-optimization/69052
28986 * rtlanal.c (commutative_operand_precedence): Set higher precedence
28989 2016-03-07 Tom de Vries <tom@codesourcery.com>
28991 PR tree-optimization/70116
28992 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
28993 is_tm_ending stmts and ubsan/asan internal functions.
28994 (find_duplicate): Use it. Don't test is_tm_ending here.
28996 2016-03-07 Richard Biener <rguenther@suse.de>
28998 PR tree-optimization/70115
28999 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
29000 (propagate_constants_for_unrolling): Use replace_uses_by.
29002 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
29004 PR middle-end/69916
29005 * omp-low.c (struct oacc_loop): Add ifns.
29006 (new_oacc_loop_raw): Initialize it.
29007 (finish_oacc_loop): Clear mask & flags if no ifns.
29008 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
29009 (oacc_loop_xform_loop): Add ifns arg & adjust.
29010 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
29012 2016-03-07 Richard Henderson <rth@redhat.com>
29015 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
29016 (insert_value_copy_on_edge): Likewise.
29018 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29020 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
29022 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29025 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
29027 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
29029 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
29031 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
29033 Fix sseimul type attribute.
29034 * config/i386/znver1.md
29035 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
29036 znver1_sseimul_avx256_load) : Fix the type attribute.
29037 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
29038 pipe usage and latency.
29040 2016-03-05 Jakub Jelinek <jakub@redhat.com>
29043 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
29044 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
29047 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
29050 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
29052 PR rtl-optimization/69941
29053 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
29054 the reg share its mode.
29056 2016-03-04 Jeff Law <law@redhat.com>
29058 PR tree-optimization/69196
29059 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29060 If the both SSA_NAMEs are anonymous, then consider them unassociated
29061 and include the PHI in the statement count.
29063 2016-03-05 Tom de Vries <tom@codesourcery.com>
29065 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
29066 construct in oacc routine. Check for oacc region in oacc routine.
29068 2016-03-04 Jakub Jelinek <jakub@redhat.com>
29071 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
29072 2016-02-22 changes, instead don't recurse if RECUR is already true.
29073 Don't change *dynamic_check if RECUR. Adjust recursive caller
29074 to pass true to the new argument.
29075 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
29078 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
29079 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
29081 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
29083 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
29085 PR rtl-optimization/57676
29086 * lra-assigns.c (lra_assign): Guard test for maximum iterations
29087 with flag_checking.
29089 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
29091 * tree-vect-patterns.c (search_type_for_mask): Handle
29092 comparison of booleans.
29094 2016-03-04 Jakub Jelinek <jakub@redhat.com>
29096 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
29100 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
29101 all other ops that have dw_val_class_die_ref operands,
29102 and DW_OP_GNU_entry_value.
29104 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29106 PR rtl-optimization/69904
29107 * config/arm/arm.c (arm_cannot_copy_insn_p):
29108 Return true for load-exclusive instructions.
29110 2016-03-03 Jakub Jelinek <jakub@redhat.com>
29113 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
29114 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
29115 the pattern no matter if it is used just by non-pattern, pattern
29117 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
29118 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
29119 oprnd1 def_stmt is in pattern, don't look through it.
29121 2016-03-03 Marek Polacek <polacek@redhat.com>
29123 PR middle-end/70050
29124 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
29126 2016-03-03 Martin Liska <mliska@suse.cz>
29128 PR tree-optimization/70043
29129 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
29130 previous statement if we see a debug statement.
29132 2016-03-03 Richard Biener <rguenther@suse.de>
29134 PR tree-optimization/55936
29135 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
29136 parameter and guard unsafe equivalence use.
29137 (vrp_evaluate_conditional_warnv_with_ops): Always use
29138 safe equivalences but not via the quadratic compare_names
29141 2016-03-03 Michael Collison <michael.collison@linaro.org>
29144 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
29145 for operand 1 to s_register_operand. Change predicate for operand
29146 2 to arm_not_immediate_operand.
29148 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
29150 * doc/tm.texi: Regenerated.
29152 2016-03-02 Richard Henderson <rth@redhat.com>
29155 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
29156 simplification when all args are positive non-fixed registers.
29158 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29160 * target.def (lra_p): Specify that new ports should use LRA.
29162 2016-03-02 Jakub Jelinek <jakub@redhat.com>
29165 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
29166 gimplify_type_sizes the type they refer to.
29167 (omp_notice_variable): Handle reference vars to VLAs.
29168 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
29169 reference to VLA decls in the second pass instead of first pass.
29171 2016-03-02 Tom de Vries <tom@codesourcery.com>
29173 PR tree-optimization/68659
29174 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
29175 new_expr == NULL_TREE.
29176 (get_new_name): Handle ADDR_EXPR.
29178 2016-03-02 Bin Cheng <bin.cheng@arm.com>
29180 PR rtl-optimization/69052
29181 * loop-invariant.c (canonicalize_address): New function.
29182 (inv_can_prop_to_addr_use): Check validity of address expression
29183 which is canonicalized by above function.
29185 2016-03-02 Alan Modra <amodra@gmail.com>
29188 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
29191 2016-03-02 Jakub Jelinek <jakub@redhat.com>
29194 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
29195 (*movhi_internal): Put mask moves from and to memory separately
29196 from moves from/to GPRs.
29198 2016-03-02 Richard Biener <rguenther@suse.de>
29200 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
29201 GENERIC expressions in GIMPLE.
29203 2016-03-02 Richard Biener <rguenther@suse.de>
29205 * config/i386/i386.c (type_natural_mode): Fix typo.
29207 2016-03-02 Nick Clifton <nickc@redhat.com>
29209 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
29211 2016-03-02 Richard Biener <rguenther@suse.de>
29212 Uros Bizjak <ubizjak@gmail.com>
29215 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
29217 2016-03-02 Richard Biener <rguenther@suse.de>
29219 PR middle-end/67278
29220 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
29222 2016-03-02 Marek Polacek <polacek@redhat.com>
29225 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
29226 "is promoted to" warning.
29228 2016-03-01 DJ Delorie <dj@redhat.com>
29230 * config.gcc: Deprecate mep-*.
29232 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
29234 PR middle-end/70025
29235 * lra-constraints.c (regno_val_use_in): New.
29236 (match_reload): Use it instead of regno_use_in.
29238 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
29240 PR rtl-optimization/70007
29241 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
29242 references present in REG_EQUAL notes attached to non-SET patterns.
29244 2016-03-01 Jeff Law <law@redhat.com>
29246 PR tree-optimization/69196
29247 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29248 Appropriately clamp the number of statements to copy when the
29249 thread path does not traverse a loop backedge.
29251 PR tree-optimization/69196
29252 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29253 Do count some PHIs in the thread path against the insn count. Decrease
29254 final statement count by one as the control statement in the last
29255 block will get removed. Remove special cased code for handling PHIs
29258 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
29261 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
29262 asm dialect alternatives to explicit GOTPCREL calls.
29264 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
29267 * ira.c (do_reload): Issue warning for generic stack checking here...
29268 * reload1.c (reload): ...instead of here and streamline it.
29270 2016-03-01 Nick Clifton <nickc@redhat.com>
29272 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
29274 2016-03-01 Richard Biener <rguenther@suse.de>
29276 PR tree-optimization/69983
29277 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
29278 types and fall back to operand_equal_p.
29280 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29283 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29285 * config/s390/constraints.md ("jm8"): New constraint.
29286 * config/s390/predicates.md ("const_int_8bitset_operand"): New
29288 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
29290 ("*setmem_long<setmem_and>"): New pattern.
29291 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
29293 ("*setmem_long_31z<setmem_and>"): New pattern.
29294 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
29295 New substitution rules with the required attributes.
29298 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29301 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29303 * gensupport.c (process_substs_on_one_elem): Split loop to
29304 complete mark_operands_used_in_match_dup on all expressions in the
29306 (adjust_operands_numbers): Inline into process_substs_on_one_elem
29307 and remove function.
29309 2016-03-01 Richard Biener <rguenther@suse.de>
29311 PR middle-end/70022
29312 * fold-const.c (fold_indirect_ref_1): Fix range checking for
29313 vector BIT_FIELD_REF extract.
29315 2016-03-01 Richard Biener <rguenther@suse.de>
29317 PR tree-optimization/69994
29318 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
29320 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
29322 PR tree-optimization/69956
29323 * tree-vect-stmts.c (supportable_widening_operation): Support
29324 multi-step conversion of boolean vectors.
29325 (supportable_narrowing_operation): Likewise.
29327 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29329 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
29332 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29334 * config/s390/subst.md (DSI_VI): New mode iterator.
29335 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
29336 * config/s390/vector.md ("vec_set<mode>"): Move expander before
29337 the insn definition.
29338 ("*vec_set<mode>"): Change predicate and add alternative to
29339 support only either register or const_int operands as element
29341 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
29343 ("vec_extract<mode>"): New expander.
29344 ("*vec_extract<mode>"): New insn definition supporting reg and
29345 const_int element selectors.
29346 ("*vec_extract<mode>_plus"): New insn definition supporting
29347 reg+const_int element selectors.
29348 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
29349 following expander+insn definition.
29350 ("<vec_shifts_name><mode>3"): New expander.
29351 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
29353 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29355 * config/s390/s390.md ("*tabort_1"): Change predicate to
29356 nonmemory_operand. Add a second alternative to cover
29357 register as well as const int operands.
29358 ("*tabort_1_plus"): New pattern definition.
29360 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29362 * config/s390/s390.md ("*ashrdi3_cc_31")
29363 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
29364 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
29365 Merge insn definitions into ...
29366 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
29367 New pattern definition.
29368 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
29369 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
29370 ("*ashr<mode>3_and"): Merge insn definitions into ...
29371 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
29372 New pattern definition.
29373 * config/s390/subst.md ("addr_style_op_cc_subst")
29374 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
29375 substitutions patterns plus attributes.
29376 Add ashiftrt to SUBST iterator.
29378 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29380 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
29381 op2 to nonmemory_operand.
29382 ("*<shift>di3_31", "*<shift>di3_31_and"):
29383 Merge into single pattern definition ...
29384 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
29385 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
29386 pattern definition ...
29387 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
29388 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
29391 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29393 * config/s390/predicates.md (const_int_6bitset_operand): New
29395 * config/s390/s390.md: Include subst.md.
29396 ("rotl<mode>3"): New expander.
29397 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
29399 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
29400 * config/s390/subst.md: New file.
29402 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29404 * config/s390/s390.md ("op_type", "atype", "length" attributes):
29405 Remove RRR type. It doesn't really exist.
29406 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
29408 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
29409 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
29410 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
29411 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
29412 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
29413 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
29414 `enabled' attribute.
29416 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29418 * gensupport.c (process_substs_on_one_elem): Split loop to
29419 complete mark_operands_used_in_match_dup on all expressions in the
29421 (adjust_operands_numbers): Inline into process_substs_on_one_elem
29422 and remove function.
29424 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
29427 * config/sparc/sparc.c (NWORDS_UP): Rename to...
29428 (CEIL_NWORDS): ...this. Use CEIL macro.
29429 (compute_fp_layout): Adjust to above renaming.
29430 (function_arg_union_value): Likewise.
29431 (sparc_arg_partial_bytes): Likewise.
29432 (sparc_function_arg_advance): Likewise.
29434 2016-02-29 Jeff Law <law@redhat.com>
29436 PR tree-optimization/70005
29437 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
29438 where an object with a boolean range is compared against a value
29441 PR tree-optimization/69999
29442 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
29443 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
29446 2016-02-29 Richard Biener <rguenther@suse.de>
29448 PR tree-optimization/69994
29449 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
29450 (get_unary_op): Look through nop conversions.
29451 (ops_equal_values_p): New function, look for equality diregarding
29453 (eliminate_plus_minus_pair): Use ops_equal_values_p
29454 (repropagate_negates): Do not use get_unary_op here.
29456 2016-02-29 Martin Liska <mliska@suse.cz>
29458 * system.h: Poison ENABLE_CHECKING macro.
29460 2016-02-29 Martin Liska <mliska@suse.cz>
29462 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
29463 is presented in dump flags.
29464 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
29465 (hsa_regalloc): Likewise.
29467 2016-02-19 Richard Biener <rguenther@suse.de>
29469 PR tree-optimization/69980
29470 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
29471 permutation of those we need to keep.
29473 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
29476 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
29477 (NWORDS_UP): ...this
29478 (init_cumulative_args): Minor tweaks.
29479 (sparc_promote_function_mode): Likewise.
29480 (scan_record_type): Delete.
29481 (traverse_record_type): New function template.
29482 (classify_data_t): New structure type.
29483 (classify_registers): New inline function.
29484 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
29485 exhausted. Instantiate traverse_record_type on classify_registers and
29486 deal with the case of a structure passed in slot #15 with no FP field
29488 (assign_data_t): New structure type.
29489 (compute_int_layout): New static function.
29490 (compute_fp_layout): Likewise.
29491 (count_registers): New inline function.
29492 (assign_int_registers): New static function.
29493 (assign_fp_registers): Likewise.
29494 (assign_registers): New inline function.
29495 (function_arg_record_value_1): Delete.
29496 (function_arg_record_value_2): Likewise.
29497 (function_arg_record_value_3): Likewise.
29498 (function_arg_record_value): Adjust to above changes. Instantiate
29499 traverse_record_type on count_registers to first count the number of
29500 registers to be used and then on assign_registers to assign them.
29501 (function_arg_union_value): Adjust to above renaming.
29502 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
29503 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
29504 case of a structure passed in slot #15
29505 (sparc_function_arg_advance): Likewise.
29506 (function_arg_padding): Minor tweak.
29508 2016-02-29 Richard Biener <rguenther@suse.de>
29510 PR tree-optimization/69720
29511 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
29512 the adjustment_def path for possibly vectorized defs.
29513 (vect_create_epilog_for_reduction): Handle vectorized initial
29516 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
29518 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
29520 2016-02-27 Jeff Law <law@redhat.com>
29523 2016-02-26 Richard Biener <rguenther@suse.de>
29524 Jeff Law <law@redhat.com>
29526 PR tree-optimization/69740
29527 * cfghooks.c (remove_edge): Request loop fixups if we delete
29528 an edge that might turn an irreducible loop into a natural
29531 2016-02-27 Jakub Jelinek <jakub@redhat.com>
29533 PR rtl-optimization/69896
29534 * tree-vect-generic.c (get_compute_type): Avoid single element
29537 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
29539 Rename the AArch64 tuning option and related functions to enable the
29540 Newton series for the reciprocal square root to reflect its
29541 approximative characteristic.
29543 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
29544 function to "aarch64_emit_approx_rsqrt".
29545 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
29546 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
29547 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
29548 (xgene1_tunings): Likewise.
29549 (use_rsqrt_p): Likewise.
29550 (aarch64_emit_swrsqrt): Use new function name.
29551 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
29552 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
29553 text explaining this option.
29554 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
29556 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29559 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
29560 complain about -mallow-movmisalign without -mvsx if
29561 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
29563 2016-02-26 Joel Sherrill <joel@rtems.org>
29565 * config.gcc: Add x86_64-*-rtems*.
29566 * config/i386/rtems-64.h: New file.
29568 2016-02-26 Joel Sherrill <joel@rtems.org>
29570 * config.gcc: Add aarch64-*-rtems*.
29571 * config/aarch64/rtems.h: New file.
29573 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
29576 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
29577 shift amount using %h. Add comment.
29579 2016-02-26 Richard Biener <rguenther@suse.de>
29580 Jeff Law <law@redhat.com>
29582 PR tree-optimization/69740
29583 * cfghooks.c (remove_edge): Request loop fixups if we delete
29584 an edge that might turn an irreducible loop into a natural
29587 2016-02-26 Martin Jambor <mjambor@suse.cz>
29589 PR middle-end/69920
29590 * tree-sra.c (sra_modify_assign): Do not remove loads of
29591 uninitialized aggregates to SSA_NAMEs.
29593 2016-02-26 Richard Henderson <rth@redhat.com>
29596 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
29597 pseudo in case the target rtx matches the source of the left
29600 2016-02-26 Martin Jambor <mjambor@suse.cz>
29603 * hsa.h (hsa_type_packed_p): Declare.
29604 * hsa.c (hsa_type_packed_p): New function.
29605 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
29607 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
29608 * hsa-brig.c (emit_basic_insn): Likewise.
29610 2016-02-26 Martin Jambor <mjambor@suse.cz>
29613 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
29615 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
29617 2016-02-26 Martin Jambor <mjambor@suse.cz>
29619 * hsa.h (is_a_helper): New overload for hsa_op_immed for
29620 hsa_op_with_type operands.
29621 (hsa_unsigned_type_for_type): Declare.
29622 * hsa.c (hsa_unsigned_type_for_type): New function.
29623 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
29624 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
29625 the finalizer. Do not emit extra move.
29627 2016-02-26 Martin Jambor <mjambor@suse.cz>
29629 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
29630 atomic operations in private segment.
29632 2016-02-26 Martin Jambor <mjambor@suse.cz>
29634 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
29635 statements to wi->info. Also disallow omp simd constructs.
29636 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
29637 for not gridifying. Dump special string for omp_for.
29639 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29642 * config/aarch64/aarch64.c (aarch64_set_current_function):
29643 Save/restore target globals when switching to
29644 target_option_default_node.
29646 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29649 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
29650 Return 0 if !SHIFT_COUNT_TRUNCATED.
29652 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29653 Eric Botcazou <ebotcazou@adacore.com>
29655 PR rtl-optimization/69891
29656 * dse.c (scan_insn): If we can't figure out memset arguments
29657 or they are non-constant, call clear_rhs_from_active_local_stores.
29659 2016-02-26 Martin Liska <mliska@suse.cz>
29661 * doc/extend.texi: Mention clog10, clog10f an clog10l
29662 in Builtins section.
29664 2016-02-26 Martin Liska <mliska@suse.cz>
29666 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
29668 (resolve_args_picking_1): Likewise.
29669 * dwarf2out.h (struct GTY): Likewise.
29671 2016-02-26 Martin Liska <mliska@suse.cz>
29673 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
29674 with flag_checking.
29675 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
29677 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
29678 Martin Liska <mliska@suse.cz>
29680 * doc/install.texi: Mention --enable-valgrind-annotations.
29682 2016-02-26 Richard Biener <rguenther@suse.de>
29684 PR tree-optimization/69551
29685 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
29686 looking through aliases adjust DECL_PT_UID to refer to the
29687 ultimate alias target.
29689 2016-02-25 Martin Liska <mliska@suse.cz>
29691 PR middle-end/69919
29692 * alloc-pool.c (after_memory_report): New variable.
29693 * alloc-pool.h (base_pool_allocator ::release): Do not use
29694 the infrastructure if after_memory_report.
29695 * toplev.c (toplev::main): Mark after memory report.
29697 2016-02-25 Richard Biener <rguenther@suse.de>
29699 PR tree-optimization/48795
29700 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
29702 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
29705 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
29706 offloading is enabled and -fopenacc or -fopenmp is specified.
29707 (CRTOFFLOADEND): Likewise.
29708 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
29709 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
29710 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
29711 (offload_objects_file_name): New static var.
29712 (tool_cleanup): Remove offload_objects_file_name file.
29713 (find_offloadbeginend): Replace with ...
29714 (find_crtoffloadtable): ... this.
29715 (run_gcc): Remove offload_argc and offload_argv.
29716 Get offload_objects_file_name from -foffload-objects=... option.
29717 Read names of object files with offload from this file, pass them to
29718 compile_images_for_offload_targets. Don't call find_offloadbeginend and
29719 don't pass offloadbegin and offloadend to the linker. Don't pass
29720 offload non-LTO files to the linker, because now they're not claimed.
29722 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
29725 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
29726 on builtin_unreachable.
29728 2016-02-25 Jakub Jelinek <jakub@redhat.com>
29730 PR rtl-optimization/69896
29731 * regcprop.c: Include cfgrtl.h.
29732 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
29733 than remembered mode, either delete it (if noop_move_p), or
29734 treat like copy_p but not noop_p instruction.
29736 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29739 * dwarf2out.c (gen_variable_die): Work around buggy LTO
29740 - allow NULL decl for Fortran DW_TAG_common_block variables.
29742 2016-02-24 Jason Merrill <jason@redhat.com>
29744 * common.opt (flifetime-dse): Add -flifetime-dse=1.
29746 2016-02-24 Richard Biener <rguenther@suse.de>
29747 Jakub Jelinek <jakub@redhat.com>
29749 PR middle-end/69760
29750 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
29751 conditionally executed ops to well-defined overflow behavior.
29753 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29755 PR middle-end/69915
29756 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
29759 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29761 PR rtl-optimization/69886
29762 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
29763 argument. Use it when checking validity of set instructions.
29764 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
29765 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
29767 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
29768 * store-motion.c (find_moveable_store): Update
29769 can_assign_to_reg_without_clobbers_p callsite.
29771 2016-02-24 Richard Biener <rguenther@suse.de>
29773 PR middle-end/68963
29774 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
29776 (record_nonwrapping_iv): Do not fall back to the low/high bound
29777 for non-constant IV bases if the stmt is not always executed.
29779 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29781 * config/arm/arm-cores.def (cortex-a32): New entry.
29782 * config/arm/arm-tables.opt: Regenerate.
29783 * config/arm/arm-tune.md: Regenerate.
29784 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
29785 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
29786 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
29787 for -mcpu and -mtune.
29789 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29792 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
29793 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
29794 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
29795 (atomic_loaddi_1): Delete.
29796 (atomic_loaddi): Rewrite expander using the above changes.
29798 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29801 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
29804 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29805 Richard Biener <rguenth@suse.de>
29807 PR middle-end/69909
29808 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
29809 set_mem_attributes if tem is SSA_NAME which got expanded
29812 2016-02-24 Richard Biener <rguenther@suse.de>
29814 PR tree-optimization/69907
29815 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
29816 end of permutations for BB vectorization.
29818 2016-02-24 Christian Bruel <christian.bruel@st.com>
29820 * config/arm/arm-c.c (arm_option_override): Initialize
29821 target_option_current_node.
29822 * config/arm/arm.c (arm_pragma_target_parse): Replace
29823 build_target_option_node call by target_option_current_node.
29824 Set target_option_current_node.
29827 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
29830 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
29831 define_insn_and_split to define_insn.
29832 (zero_extendqi<mode>2_dot2): Same.
29833 (extendqi<mode>2_dot): Same.
29834 (extendqi<mode>2_dot2): Same.
29836 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29838 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
29839 and add bypass for AES{D,E} and AESMC pairs.
29840 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
29843 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29845 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
29846 series for reciprocal square root in Exynos M1.
29848 2016-02-23 Martin Sebor <msebor@redhat.com>
29851 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
29852 __builtin_alloca_with_align.
29854 2016-02-23 Richard Henderson <rth@redhat.com>
29856 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
29857 (ix86_register_pragmas): Remove __seg_tls.
29858 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
29859 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
29860 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
29861 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
29862 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
29863 * doc/extend.texi (__seg_tls): Remove item.
29865 2016-02-23 Richard Biener <rguenther@suse.de>
29867 * alloc-pool.h (struct allocation_object): Make id member
29868 conditional on CHECKING_P again.
29869 (get_instance): Adjust.
29870 (base_pool_allocator): Likewise.
29872 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
29874 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
29875 (parallelize_loops): In OpenACC kernels mode, set n_threads to
29877 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
29879 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
29881 2016-02-23 Richard Biener <rguenther@suse.de>
29883 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
29884 * bitmap.h (struct bitmap_usage): Likewise.
29885 (bitmap_move): Declare.
29886 * bitmap.c (register_overhead): Take size_t argument.
29887 (bitmap_move): New function.
29888 * df-problems.c (df_rd_transfer_function): Use bitmap_move
29889 to properly account overhead.
29890 * tree.c (free_node): Use tree_size.
29892 2016-02-23 Jakub Jelinek <jakub@redhat.com>
29895 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
29896 when inverting comparison.
29899 * common.opt (Wunreachable-code): Add Warning flag.
29901 2016-02-23 Mark Wielaard <mjw@redhat.com>
29902 Jakub Jelinek <jakub@redhat.com>
29905 * cgraphunit.c (check_global_declaration): Check main_input_filename
29906 and DECL_SOURCE_FILE are not NULL.
29908 2016-02-23 Martin Jambor <mjambor@suse.cz>
29910 PR tree-optimization/69666
29911 * tree-sra.c (sra_modify_assign): Do not attempt to create
29912 default_def replacements for unscalarizable regions.
29914 2016-02-20 Mark Wielaard <mjw@redhat.com>
29917 * cgraphunit.c (check_global_declaration): Check level of
29918 warn_unused_const_variable and main_input_filename.
29919 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
29920 (-Wunused-variable): For C implies -Wunused-const-variable=1.
29921 (-Wunused-const-variable): Explain levels 1 and 2.
29923 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29926 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
29927 identical arguments. Formatting and spelling fixes.
29930 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
29935 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
29936 and m68k-devices.def.
29937 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
29938 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
29940 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
29942 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
29943 and HImode registers.
29945 2016-02-22 Richard Biener <rguenther@suse.de>
29947 PR tree-optimization/69882
29948 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
29949 preserve permutations present because of gaps.
29950 (vect_supported_load_permutation_p): Always continue checking
29951 permutations after vect_attempt_slp_rearrange_stmts.
29953 2016-02-22 Bin Cheng <bin.cheng@arm.com>
29955 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
29956 min_profitable_estimate, rather than min_profitable_iters.
29958 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29961 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
29962 SImode for last match_operand.
29964 2016-02-22 Martin Liska <mliska@suse.cz>
29966 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
29967 return bitsize - 1 as the return value.
29969 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
29973 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
29974 Handle negative shift counts.
29975 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
29976 force_reg on the shift constant.
29977 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
29978 (lshrsi3_d): Handle negative shift counts.
29980 2016-02-22 Richard Biener <rguenther@suse.de>
29981 Tom de Vries <tom@codesourcery.com>
29983 * graph.c: Include dumpfile.h.
29984 (print_graph_cfg): Split into three overloads.
29985 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
29987 2016-02-22 Tom de Vries <tom@codesourcery.com>
29989 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
29992 2016-02-22 Richard Biener <rguenther@suse.de>
29995 * ipa-inline-transform.c (inline_call): When not updating
29996 overall summaries adjust self size by the growth estimate.
29997 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
29998 hash-set, do not update overall summaries here. Renamed from ...
29999 (inline_to_all_callers): ... this which is now wrapping the
30000 above and performing delayed overall summary update.
30001 (early_inline_small_functions): Delay updating of the overall
30004 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
30006 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
30009 2016-02-19 Jakub Jelinek <jakub@redhat.com>
30012 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
30013 :%* in %:gt() argument.
30014 (greater_than_spec_func): Adjust for expecting only numbers,
30015 if there are more than two numbers, compare the last two.
30017 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
30019 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
30020 -Wnarrowing with -std.
30022 2016-02-19 Jakub Jelinek <jakub@redhat.com>
30025 * expr.c (store_field): Don't use bit-field path if exp is
30026 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
30027 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
30028 and the assignment can be performed by bitwise copy. Formatting
30031 PR middle-end/69838
30032 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
30033 call copy_reg_eh_region_note_forward on before and/or after sequences
30034 and remove note from insn if it no longer can throw.
30037 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
30038 if TARGET_AVX512BW.
30040 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30042 * config/s390/vector.md: Add missing commutative operand markers
30043 to the patterns which qualify for one.
30044 * config/s390/vx-builtins.md: Likewise.
30046 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30048 * config/s390/vector.md (VI, VI_QHS): Add single element vector
30049 types to mode iterators.
30050 (vec_double): ... and mode attribute.
30051 * config/s390/vx-builtins.md (non_vec_int): Likewise.
30053 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30055 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
30056 Change the predicate of op2 from nonimmediate to general and let
30057 reload fix it if necessary.
30059 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30061 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
30063 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30065 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
30068 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30070 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
30071 * config/s390/s390.c (s390_expand_vec_movstr): New function.
30072 * config/s390/s390.md ("movstr<P:mode>"): Call
30073 s390_expand_vec_movstr.
30075 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30077 * config/s390/s390.md: Add missing output modifier for operand 1
30078 to print it as address properly.
30080 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30082 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
30083 * config/s390/2964.md: New file.
30084 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
30085 of insn grouping attributes depending on the CPU level.
30086 (s390_get_unit_mask): New function.
30087 (s390_sched_score): Remove the OOO from the scheduling macros.
30088 Add loop to calculate a score for the instruction mix.
30089 (s390_sched_reorder): Likewise plus improve debug output.
30090 (s390_sched_variable_issue): Rename macros as above. Calculate
30091 the unit distances after actually scheduling an insn. Improve
30093 (s390_sched_init): Clear last_scheduled_unit_distance array.
30094 * config/s390/s390.md: Include 2964.md.
30096 2016-02-18 Jakub Jelinek <jakub@redhat.com>
30099 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
30100 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
30101 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
30102 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
30103 *avx512f_<code>v8div16qi2_mask_1): New insns.
30105 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
30108 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
30111 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
30112 earlyclobber from target. Use wF constraint for fused memory
30114 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
30116 2016-02-18 Jakub Jelinek <jakub@redhat.com>
30117 Martin Liska <mliska@suse.cz>
30120 * cfgexpand.c (asan_sanitize_stack_p): New function.
30121 (partition_stack_vars): Use the function.
30122 (expand_stack_vars): Likewise.
30123 (defer_stack_allocation): Likewise.
30124 (expand_used_vars): Likewise.
30126 2016-02-18 Richard Biener <rguenther@suse.de>
30128 PR middle-end/69553
30129 * fold-const.c (operand_equal_p): Properly compare offsets for
30130 IMAGPART_EXPR and ARRAY_REF.
30132 2016-02-18 Nick Clifton <nickc@redhat.com>
30136 * config/arm/arm.c (arm_option_override_internal): Disable
30137 interworking if the target does not support thumb instructions.
30138 (arm_reload_in_hi): Handle the case where a register to register
30139 move needs reloading because there is no simple pattern to handle
30141 (arm_reload_out_hi): Likewise.
30143 2016-02-18 Richard Biener <rguenther@suse.de>
30145 PR middle-end/69854
30146 * match.pd: Don't use fold_binary or fold_unary for folding
30149 2016-02-17 Jakub Jelinek <jakub@redhat.com>
30152 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
30153 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
30154 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
30155 warn on gimple_no_warning_p statements.
30157 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
30159 * doc/extend.texi (C++ Attributes): Correct description of
30160 warn_unused type attribute.
30162 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30164 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
30165 correct instruction.
30167 2016-02-17 Richard Biener <rguenther@suse.de>
30169 PR rtl-optimization/69609
30170 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
30171 (find_traces_1_round): When ending a trace update cached priority
30173 (bb_to_key): Use cached priority when available.
30174 (copy_bb): Initialize cached priority.
30175 (reorder_basic_blocks_software_trace_cache): Likewise.
30177 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30180 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
30182 (aarch64_comparison_operator): Break overly long line into two.
30183 (aarch64_comparison_operation): Likewise.
30184 * config/aarch64/aarch64.md (cstorecc4): Use
30185 aarch64_comparison_operator_mode instead of
30186 aarch64_comparison_operator.
30187 (cstore<mode>4): Likewise.
30188 (aarch64_cstore<mode>): Likewise.
30189 (*cstoresi_insn_uxtw): Likewise.
30190 (cstore<mode>_neg): Likewise.
30191 (*cstoresi_neg_uxtw): Likewise.
30193 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30196 * config/arm/predicates.md (arm_comparison_operator_mode):
30198 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
30199 instead of arm_comparison_operator.
30200 (*mov_negscc): Likewise.
30201 (*mov_notscc): Likewise.
30202 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
30203 (*thumb2_mov_negscc): Likewise.
30204 (*thumb2_mov_negscc_strict_it): Likewise.
30205 (*thumb2_mov_notscc): Likewise.
30206 (*thumb2_mov_notscc_strict_it): Likewise.
30208 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
30210 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
30211 Add missing return.
30213 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
30215 * config/visium/visium.c (machine_libfunc_index): New enum.
30216 (machine_libfuncs): New structure.
30217 (visium_libfuncs): New static variable.
30218 (TARGET_INIT_LIBFUNCS): Define to...
30219 (visium_init_libfuncs): ...this. New function.
30220 (expand_block_move_4): Use the appropriate libfunc.
30221 (expand_block_move_2): Likewise.
30222 (expand_block_move_1): Likewise.
30223 (expand_block_set_4): Likewise.
30224 (expand_block_set_2): Likewise.
30225 (expand_block_set_1): Likewise.
30226 (visium_trampoline_init): Likewise.
30228 2016-02-17 Nick Clifton <nickc@redhat.com>
30230 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
30231 TI's devices.csv file as of March 2016.
30233 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
30236 * opts-global.c (handle_common_deferred_options): Introduce and
30237 initialize two global variables to remember command-line options
30238 specifying a stack-limiting register.
30239 * opts.h: Add extern declarations of the two new global variables.
30240 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
30241 variable based on the values of the two new global variables.
30243 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30246 * common.opt (Wnonnull-compare): New warning.
30247 * doc/invoke.texi (-Wnonnull): Remove text about comparison
30248 of arguments against NULL.
30249 (-Wnonnull-compare): Document.
30250 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
30251 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
30252 * passes.def (pass_warn_nonnull_compare): Add.
30253 * gimple-ssa-nonnull-compare.c: New file.
30255 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30257 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
30258 AARCH64_EXTRA_TUNE_RECIP_SQRT.
30260 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30262 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
30263 reciprocal sqrt for -mlow-precision-recip-sqrt.
30265 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30266 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30268 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
30269 always use lane loads to construct non-constant vectors.
30271 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30273 * config/aarch64/aarch64.md
30274 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
30275 constraints for operand 3.
30276 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
30278 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30279 Richard Biener <rguenther@suse.de>
30281 PR tree-optimization/69820
30282 * tree-vect-patterns.c (type_conversion_p): Return false if
30283 *orig_type is unsigned single precision or boolean.
30284 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
30287 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30289 PR rtl-optimization/69764
30290 PR rtl-optimization/69771
30291 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
30292 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
30294 2016-02-16 Richard Biener <rguenther@suse.de>
30296 PR tree-optimization/69776
30297 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
30299 (indirect_refs_may_alias_p): Likewise.
30300 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
30301 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
30302 according to tbaa_p.
30303 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
30304 (optimize_stmt): For redundant store discovery do not allow tbaa.
30306 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
30308 PR tree-optimization/69714
30309 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
30310 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
30312 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
30314 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
30315 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
30316 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
30317 * config/arc/arc.c (arc_init): Check FPU options.
30318 (get_arc_condition_code): Handle new CC_FPU* modes.
30319 (arc_select_cc_mode): Likewise.
30320 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
30321 register pair only. Allow access for ARCv2 accumulator.
30322 (gen_compare_reg): Whenever we have FPU support use FPU compare
30324 (arc_reorg): Don't generate brcc insns when FPU compare
30325 instructions are involved.
30326 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
30327 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
30328 floating point emulation.
30329 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
30330 (REVERSE_CONDITION): Add new CC_FPU* modes.
30331 (TARGET_FP_SP_BASE): Define.
30332 (TARGET_FP_DP_BASE): Likewise.
30333 (TARGET_FP_SP_FUSED): Likewise.
30334 (TARGET_FP_DP_FUSED): Likewise.
30335 (TARGET_FP_SP_CONV): Likewise.
30336 (TARGET_FP_DP_CONV): Likewise.
30337 (TARGET_FP_SP_SQRT): Likewise.
30338 (TARGET_FP_DP_SQRT): Likewise.
30339 (TARGET_FP_DP_AX): Likewise.
30340 * config/arc/arc.md (ARCV2_ACC): New constant.
30341 (type): New fpu type attribute.
30342 (SDF): Conditional iterator.
30343 (cstore<mode>, cbranch<mode>): Change expand condition.
30344 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
30345 handles FPU/FPX cases as well.
30346 * config/arc/arc.opt (mfpu): New option.
30347 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
30349 (adddf3, muldf3, subdf3): Removed.
30350 * config/arc/predicates.md (proper_comparison_operator): Recognize
30352 * config/arc/fpu.md: New file.
30353 * doc/invoke.texi (ARC Options): Document mfpu option.
30355 2016-02-16 Richard Biener <rguenther@suse.de>
30357 PR rtl-optimization/69291
30358 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
30359 noce_operand_ok check.
30361 2016-02-16 Tom de Vries <tom@codesourcery.com>
30364 * omp-low.c (simd_clone_create): Remove call to
30365 symtab->call_cgraph_insertion_hooks.
30367 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30369 PR tree-optimization/69802
30370 * tree-ssa-reassoc.c (update_range_test): If op is
30371 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
30372 op == 1 test of precision 1 integral op, otherwise handle
30373 that case as op itself. Fix up formatting.
30374 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
30377 2016-02-16 Richard Biener <rguenther@suse.de>
30379 PR tree-optimization/69586
30380 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
30381 types for conversion sources.
30383 2016-02-16 Richard Biener <rguenther@suse.de>
30385 PR middle-end/69801
30386 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
30387 mask OEP_ADDRESS_OF.
30389 2016-02-16 Alan Modra <amodra@gmail.com>
30392 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
30393 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
30394 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
30396 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
30397 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
30398 (p8_fmrgow_<mode>): Likewise.
30399 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
30401 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
30402 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
30403 to use movdi_internal64. Remove op0_di.
30404 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
30406 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
30408 Add support for the FCCMP insn types
30410 * config/aarch64/aarch64.md (fccmp): Change insn type.
30411 (fccmpe): Likewise.
30412 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
30413 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
30414 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
30415 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
30416 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
30417 * config/arm/types.md (fccmps): Add new insn type.
30418 (fccmpd): Likewise.
30420 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
30422 * alias.c (get_alias_set): Fix a typo in comment.
30424 2016-02-15 Richard Biener <rguenther@suse.de>
30426 PR tree-optimization/69595
30427 * match.pd: Complete range test simplification to true.
30429 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
30431 PR rtl-optimization/69648
30432 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
30433 pic_offset_table_rtx.
30435 PR rtl-optimization/69752
30436 * ira.c (update_equiv_regs): When looking for more than a single SET,
30437 also take other side effects into account.
30439 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
30441 * config/s390/s390.c (s390_function_profiler): Add a new sequence
30442 for z900+ CPUs in 31-bit mode.
30444 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
30446 * common/config/s390/s390-common.c (s390_supports_split_stack):
30448 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
30449 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
30450 * config/s390/s390.c (struct machine_function): New field
30451 split_stack_varargs_pointer.
30452 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
30453 in s390_emit_prologue.
30454 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
30456 (morestack_ref): New global.
30457 (SPLIT_STACK_AVAILABLE): New macro.
30458 (s390_expand_split_stack_prologue): New function.
30459 (s390_live_on_entry): New function.
30460 (s390_va_start): Use split-stack vararg pointer if appropriate.
30461 (s390_asm_file_end): Emit the split-stack note sections.
30462 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
30463 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
30464 (UNSPECV_SPLIT_STACK_CALL): New unspec.
30465 (UNSPECV_SPLIT_STACK_DATA): New unspec.
30466 (split_stack_prologue): New expand.
30467 (split_stack_space_check): New expand.
30468 (split_stack_data): New insn.
30469 (split_stack_call): New expand.
30470 (split_stack_call_*): New insn.
30471 (split_stack_cond_call): New expand.
30472 (split_stack_cond_call_*): New insn.
30474 2016-02-15 Richard Biener <rguenther@suse.de>
30476 PR tree-optimization/69783
30477 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30478 Add trivially correct cases.
30480 2016-02-15 Tom de Vries <tom@codesourcery.com>
30483 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
30485 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
30487 2016-02-15 Richard Biener <rguenther@suse.de>
30489 PR tree-optimization/69776
30490 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
30491 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
30492 indicate whether we can use TBAA to disambiguate against stores.
30493 Use alias-set zero if not.
30494 (visit_reference_op_store): Do not use TBAA when looking up
30496 * tree-ssa-pre.c (compute_avail): Use TBAA here.
30497 (eliminate_dom_walker::before_dom_children): But not when looking
30498 up redundant stores.
30500 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
30502 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
30504 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
30506 * config/i386/znver1.md
30507 (znver1_pop, znver1_pop_mem,
30508 znver1_load_imov_double_store,
30509 znver1_load_imov_direct_store,
30510 znver1_load_imov_direct_load,
30511 znver1_load_imov_double_load): Add new.
30512 (znver1_insn, znver1_insn_load): Add icmov type.
30513 (znver1_sseavx_fma,
30514 znver1_sseavx_fma_load,
30516 znver1_avx256_fma_load): Fix pipe usage.
30518 2016-02-14 Alan Modra <amodra@gmail.com>
30521 * reload.c (find_reloads_address_1): For pre/post-inc/dec
30522 with an invalid hard reg, reload just the reg not the entire
30523 pre/post-inc/dec address expression.
30525 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
30528 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
30529 fixed R1_REG scratch reg.
30530 (sibcall_value_pcrel_fdpic): Likewise.
30532 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
30536 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
30538 2016-02-12 Walter Lee <walt@tilera.com>
30540 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
30541 * config/tilegx/t-tilegx: Likewise.
30543 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30546 * diagnostic-show-locus.c (struct line_span): New struct.
30547 (layout::get_first_line): Delete.
30548 (layout::get_last_line): Delete.
30549 (layout::get_num_line_spans): New member function.
30550 (layout::get_line_span): Likewise.
30551 (layout::print_heading_for_line_span_index_p): Likewise.
30552 (layout::get_expanded_location): Likewise.
30553 (layout::calculate_line_spans): Likewise.
30554 (layout::m_first_line): Delete.
30555 (layout::m_last_line): Delete.
30556 (layout::m_line_spans): New field.
30557 (layout::layout): Update comment. Replace m_first_line and
30558 m_last_line with m_line_spans, replacing their initialization
30559 with a call to calculate_line_spans.
30560 (diagnostic_show_locus): When printing source lines and
30561 annotations, rather than looping over a single span
30562 of lines, instead loop over each line_span within
30563 the layout, with an inner loop over the lines within them.
30564 Call the context's start_span callback when changing line spans.
30565 * diagnostic.c (diagnostic_initialize): Initialize start_span.
30566 (diagnostic_build_prefix): Break out the building of the location
30567 part of the string into...
30568 (diagnostic_get_location_text): ...this new function, rewriting
30569 it from nested ternary expressions to a sequence of "if"
30571 (default_diagnostic_start_span_fn): New function.
30572 * diagnostic.h (diagnostic_start_span_fn): New typedef.
30573 (diagnostic_context::start_span): New field.
30574 (default_diagnostic_start_span_fn): New prototype.
30576 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30579 * gcc.c (driver::finalize): Fix cleanup of "specs".
30581 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30585 * gcc.c (driver::driver): Initialize m_option_suggestions.
30586 (driver::~driver): Clean up m_option_suggestions.
30587 (suggest_option): Convert to...
30588 (driver::suggest_option): ...this, and split out into
30589 driver::build_option_suggestions and find_closest_string.
30590 (driver::build_option_suggestions): New function, from
30591 first half of suggest_option. Special-case
30592 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
30593 the sanitizer_opts array. For options of enum types, add the
30594 various enum values to the candidate strings.
30595 (driver::handle_unrecognized_options): Remove "const".
30596 * gcc.h (driver::handle_unrecognized_options): Likewise.
30597 (driver::build_option_suggestions): New decl.
30598 (driver::suggest_option): New decl.
30599 (driver::m_option_suggestions): New field.
30600 * opts-common.c (add_misspelling_candidates): New function.
30601 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
30602 and make non-static.
30603 * opts.h (sanitizer_opts): New array decl.
30604 (add_misspelling_candidates): New function decl.
30605 * spellcheck.c (find_closest_string): New function.
30606 * spellcheck.h (find_closest_string): New function decl.
30608 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30610 PR rtl-optimization/69764
30611 PR rtl-optimization/69771
30612 * optabs.c (expand_binop_directly): For shift_optab_p, force
30613 convert_modes with VOIDmode if xop1 has VOIDmode.
30615 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
30618 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
30619 to correctly determine instrumentation thunks.
30621 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30624 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
30625 type by reference, force lhs on the call.
30628 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
30629 Compute retval and retbnd early in all cases if split_part_return_p
30630 and return_bb is not EXIT. Remove all clobber stmts and reset
30631 all debug stmts that refer to SSA_NAMEs defined in split part,
30632 except if it is retval, in that case replace the old retval with the
30633 lhs of the call to the split part.
30635 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30638 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30640 PR middle-end/66726
30641 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30642 whose result is used in PHI.
30643 (maybe_optimize_range_tests): Likewise.
30644 (final_range_test_p): Likweise.
30646 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30648 PR middle-end/66726
30649 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30650 whose result is used in PHI.
30651 (maybe_optimize_range_tests): Likewise.
30652 (final_range_test_p): Likweise.
30654 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30656 * cgraph.c: Spelling fixes - behaviour -> behavior and
30657 neighbour -> neighbor.
30658 * target.def: Likewise.
30659 * sel-sched.c: Likewise.
30660 * config/mips/mips.c: Likewise.
30661 * config/arc/arc.md: Likewise.
30662 * config/arm/cortex-a57.md: Likewise.
30663 * config/arm/arm.c: Likewise.
30664 * config/arm/neon.md: Likewise.
30665 * config/arm/arm-c.c: Likewise.
30666 * config/vms/vms-c.c: Likewise.
30667 * config/s390/s390.c: Likewise.
30668 * config/i386/znver1.md: Likewise.
30669 * config/i386/i386.c: Likewise.
30670 * config/ia64/hpux-unix2003.h: Likewise.
30671 * config/msp430/msp430.md: Likewise.
30672 * config/rx/rx.c: Likewise.
30673 * config/rx/rx.md: Likewise.
30674 * config/aarch64/aarch64-simd.md: Likewise.
30675 * config/aarch64/aarch64.c: Likewise.
30676 * config/nvptx/nvptx.c: Likewise.
30677 * config/bfin/bfin.c: Likewise.
30678 * config/cris/cris.opt: Likewise.
30679 * config/rs6000/rs6000.c: Likewise.
30680 * target.h: Likewise.
30681 * spellcheck.c: Likewise.
30682 * ira-build.c: Likewise.
30683 * tree-inline.c: Likewise.
30684 * builtins.c: Likewise.
30685 * lra-constraints.c: Likewise.
30686 * explow.c: Likewise.
30687 * hwint.h: Likewise.
30688 * targhooks.c: Likewise.
30689 * tree-vect-data-refs.c: Likewise.
30690 * expr.c: Likewise.
30691 * doc/tm.texi: Likewise.
30692 * doc/extend.texi: Likewise.
30693 * doc/install.texi: Likewise.
30694 * doc/md.texi: Likewise.
30695 * tree-ssa-tail-merge.c: Likewise.
30696 * sched-int.h: Likewise.
30697 * match.pd: Likewise.
30698 * sched-ebb.c: Likewise.
30699 * target.def (omit_struct_return_reg): Likewise.
30700 * gimple-ssa-isolate-paths.c: Likewise.
30701 (find_implicit_erroneous_behaviour): Renamed to...
30702 (find_implicit_erroneous_behavior): ... this.
30703 (find_explicit_erroneous_behaviour): Renamed to...
30704 (find_explicit_erroneous_behavior): ... this.
30705 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
30707 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
30709 PR rtl-optimization/64682
30710 PR rtl-optimization/69567
30711 PR rtl-optimization/69737
30712 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
30713 in I2 as well, just lose it.
30715 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30717 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
30719 (aarch64_last_printed_tune_string): Likewise.
30720 (aarch64_declare_function_name): Only output .arch assembler
30721 directive if it will be different from the previously output
30722 directive. Same for .tune comment but only if -dA is set.
30723 (aarch64_start_file): New function.
30724 (TARGET_ASM_FILE_START): Define.
30726 2016-02-11 David Malcolm <dmalcolm@redhat.com>
30729 * Makefile.in (PLUGIN_HEADERS): Add params.list.
30731 2016-02-11 Jakub Jelinek <jakub@redhat.com>
30734 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
30735 -Wmaybe-uninitialized warning.
30737 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
30740 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
30742 2016-02-11 Richard Biener <rguenther@suse.de>
30744 PR rtl-optimization/69291
30745 * ifcvt.c (noce_try_store_flag_constants): Do not allow
30746 subexpressions affected by changing the result.
30748 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
30751 * lra-constraints.c (curr_insn_transform): Find in/out operands
30752 for secondary memory moves. Update dups.
30754 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
30756 PR tree-optimization/69652
30757 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
30758 to nested loop, did source re-formatting, skip debug statements,
30759 add check on statement with volatile operand, remove dead scalar
30762 2016-02-10 Jakub Jelinek <jakub@redhat.com>
30763 Patrick Palka <ppalka@gcc.gnu.org>
30767 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
30768 calls if the return type is TREE_ADDRESSABLE.
30769 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
30770 * ipa-split.c (split_function): Fix doubled "we" in comment.
30771 Use void return type for the split part even if
30772 !split_point->split_part_set_retval.
30774 2016-02-10 Bin Cheng <bin.cheng@arm.com>
30776 PR tree-optimization/68021
30777 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
30778 when computing the value of biv cand by itself.
30780 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30782 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
30783 (cortexa57_tunings): Likewise.
30784 (cortexa72_tunings): Likewise.
30785 (arch_macro_fusion_pair_p): Add support for AES fusion.
30786 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
30787 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
30788 Allow virtual registers before reload so early scheduling works.
30789 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
30790 correct latency and pipeline.
30791 (cortex_a57_crypto_complex): Likewise.
30792 (cortex_a57_crypto_xor): Likewise.
30793 (define_bypass): Add AES bypass.
30795 2016-02-10 Richard Biener <rguenther@suse.de>
30797 PR tree-optimization/69726
30798 * passes.def: Add DCE pass before late uninit.
30799 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
30800 really fixup if-conversions job.
30802 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30804 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
30805 (arm_cortex_a57_tune): Likewise.
30806 (aarch_macro_fusion_pair_p): Add support for AES fusion.
30807 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
30809 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
30811 * timevar.def (TV_PHASE_DBGINFO): Delete.
30812 (TV_PHASE_CHECK_DBGINFO): Likewise.
30813 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
30815 2016-02-10 Richard Biener <rguenther@suse.de>
30817 PR tree-optimization/69719
30818 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30819 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
30821 2016-02-09 Andrew Pinski <apinski@cavium.com>
30824 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
30825 get_vcond_mask_icode returns false.
30827 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
30830 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
30831 an ADDIS that adds a pointer to a large constant that sets the
30832 upper16 bits with a load operation.
30834 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30837 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
30839 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
30841 (vzipq_s16): Likewise.
30842 (vzipq_s32): Likewise.
30843 (vzipq_f32): Likewise.
30844 (vzipq_u8): Likewise.
30845 (vzipq_u16): Likewise.
30846 (vzipq_u32): Likewise.
30847 (vzipq_p8): Likewise.
30848 (vzipq_p16): Likewise.
30850 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30853 * config/arm/arm.c (neon_endian_lane_map): New function.
30854 (neon_vector_pair_endian_lane_map): New function.
30855 (arm_evpc_neon_vuzp): Allow for big endian lane order.
30856 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
30858 (vuzpq_s16): Likewise.
30859 (vuzpq_s32): Likewise.
30860 (vuzpq_f32): Likewise.
30861 (vuzpq_u8): Likewise.
30862 (vuzpq_u16): Likewise.
30863 (vuzpq_u32): Likewise.
30864 (vuzpq_p8): Likewise.
30865 (vuzpq_p16): Likewise.
30867 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
30870 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
30873 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
30875 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
30876 truncate const_int operand 1 to QImode.
30878 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
30880 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
30881 corresponding to an abnormal edge.
30883 2016-02-09 Tom de Vries <tom@codesourcery.com>
30885 PR tree-optimization/69599
30886 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
30888 (find_func_aliases_for_builtin_call, find_func_clobbers)
30889 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
30892 2016-02-09 Richard Biener <rguenther@suse.de>
30894 PR tree-optimization/69715
30895 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
30896 LHS on calls as non-rewritable.
30898 2016-02-09 Tom de Vries <tom@codesourcery.com>
30901 * lto-wrapper.c (append_diag_options): New function.
30902 (compile_offload_image): Call append_diag_options.
30904 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
30907 * doc/extend.texi (Flag Output Operands): Correct sectioning.
30908 Minor copy-edit to fix verb tenses.
30910 2016-02-08 Jakub Jelinek <jakub@redhat.com>
30912 PR tree-optimization/69209
30913 * ipa-split.c (split_function): If split part is not
30914 returning retval, retval has gimple type but is not
30915 gimple value, force it into a SSA_NAME first.
30917 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
30919 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
30922 2016-02-08 Jason Merrill <jason@redhat.com>
30925 * convert.c (convert_to_integer_1): Check dofold on truncation
30927 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
30928 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
30929 Rename from *_nofold.
30930 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
30931 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
30933 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
30936 * tree.c (build_common_tree_nodes): Remove short_double argument.
30937 All callers changed.
30938 * tree.h (build_common_tree_nodes): Adjust declaration.
30939 * doc/invoke.texi (-fshort-double): Remove documentation.
30940 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
30941 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
30942 * lto-wrapper.c (merge_and_complain, append_compiler_options)
30943 (append_linker_options): Don't handle OPT_fshort_double.
30945 PR rtl-optimization/68730
30946 * lra-remat.c (insn_to_cand_activation): New static variable.
30947 (lra_remat): Allocate and free it.
30948 (create_cand): New arg activation. Initialize a field in
30949 insn_to_cand_activation if it is nonnull.
30950 (create_cands): Pass the activation insn to create_cand when making
30951 a candidate involving an output reload. Reorganize code a little.
30952 (do_remat): Keep track of active status of candidates in a separate
30955 2016-02-08 Richard Biener <rguenther@suse.de>
30957 PR tree-optimization/69719
30958 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30959 Properly use absolute of the difference of the two offsets to
30960 compare or adjust the segment length.
30962 2016-02-08 Richard Biener <rguenther@suse.de>
30963 Jeff Law <law@redhat.com>
30966 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
30967 types for anonymous SSA names.
30969 2016-02-08 Richard Biener <rguenther@suse.de>
30971 PR rtl-optimization/69274
30972 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
30974 2016-02-08 Jeff Law <law@redhat.com>
30976 PR tree-optimization/65917
30977 * tree-ssa-dom.c (record_temporary_equivalences): Record both
30978 equivalences from if (x == y) style conditionals.
30979 (loop_depth_of_name): Remove.
30980 (record_equality): Remove loop depth check.
30981 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
30982 (const_and_copies::record_const_or_copy_raw): New member function.
30983 * tree-ssa-scopedtables.c
30984 (const_and_copies::record_const_or_copy_raw): New, factored out of
30985 (const_and_copies::record_const_or_copy): Call new member function.
30987 2016-02-05 Jeff Law <law@redhat.com>
30989 PR tree-optimization/68541
30990 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
30991 (count_stmts_in_block): New function.
30992 (poor_ifcvt_candidate_code): Likewise.
30993 (is_feasible_trace): Add some heuristics to determine when path
30994 splitting is profitable.
30995 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
30996 is a diamond with a single exit.
30998 2016-02-05 Martin Sebor <msebor@redhat.com>
31001 * doc/invoke.texi: Update -Wplacement-new to take an optional
31004 2016-02-06 Richard Henderson <rth@redhat.com>
31007 * tree.c (tree_nop_conversion_p): Do not strip casts into or
31008 out of non-standard address spaces.
31010 2016-02-05 Jakub Jelinek <jakub@redhat.com>
31012 PR rtl-optimization/69691
31013 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
31015 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
31017 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
31018 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
31019 (*ieee128_mfvsrd_64bit): Likewise.
31020 (*ieee128_mfvsrd_32bit): Likewise.
31022 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
31026 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31028 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
31029 instrumented_version.
31031 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
31033 * doc/invoke.texi (Optimize Options): In table of --param options
31034 rename second occurrence of tracer-min-branch-ratio to
31035 tracer-min-branch-probability, rename
31036 tracer-min-branch-ratio-feedback to
31037 tracer-min-branch-probability-feedback and clarify description,
31038 rename sched-spec-state-edge-prob-cutoff to
31039 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
31040 to selsched-insns-to-rename, rename lto-minpartition to
31041 lto-min-partition, delete reorder-blocks-duplicate and
31042 reorder-blocks-duplicate-feedback.
31044 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31046 * config/s390/s390.c (s390_register_info_set_ranges): Remove
31049 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
31051 * doc/extend.texi: S/390: Correct some typos.
31053 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31055 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
31057 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31060 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
31061 (s390_register_info_gprtofpr): Use new macros above.
31062 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
31064 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
31065 its name. Adjust restore and save gpr ranges.
31066 (s390_register_info_set_ranges): New function.
31067 (s390_register_info): Use new macros above. Call
31068 s390_register_info_set_ranges.
31069 (s390_optimize_register_info): Likewise.
31070 (s390_hard_regno_rename_ok): Use new macros.
31071 (s390_hard_regno_scratch_ok): Likewise.
31072 (s390_emit_epilogue): Likewise.
31073 (s390_can_use_return_insn): Likewise.
31074 (s390_optimize_prologue): Likewise.
31075 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
31077 2016-02-05 Jakub Jelinek <jakub@redhat.com>
31080 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
31082 (ix86_option_override_internal): Disable TARGET_STV even for
31083 -m{incoming,preferred}-stack-boundary=3.
31085 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
31087 * config.gcc: Mark deprecated rtems targets as obsolete.
31089 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
31091 PR rtl-optimization/64682
31092 PR rtl-optimization/69567
31093 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
31094 before I2 only if the register is both used and set in I2.
31096 2016-02-04 DJ Delorie <dj@redhat.com>
31098 * config/msp430/msp430.c (msp430_start_function): Add function type.
31100 2016-02-04 Jakub Jelinek <jakub@redhat.com>
31103 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
31105 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
31107 PR rtl-optimization/69577
31109 2015-10-29 Richard Henderson <rth@redhat.com>
31113 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
31114 sse check to the exact conditions of PR 67609.
31116 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
31119 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
31120 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
31121 not allowed into the traditional Altivec registers.
31122 (movtd_64bit_nodm): Likewise.
31123 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
31125 2016-02-04 David Malcolm <dmalcolm@redhat.com>
31127 * config/aarch64/cortex-a57-fma-steering.c
31128 (aarch64_register_fma_steering): Remove "static" from arguments
31131 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
31134 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
31135 twice when complex.
31137 2016-02-04 Mike Frysinger <vapier@gentoo.org>
31139 * doc/invoke.texi: Delete -mno-fma4.
31141 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
31143 PR rtl-optimization/69577
31144 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
31145 (find_subregs_of_mode): Update accordingly. Iterate over partial
31148 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
31150 * config/arm/arm-protos.h (neon_reinterpret): Remove.
31151 * config/arm/arm.c (neon_reinterpret): Remove.
31152 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
31153 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
31154 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
31155 vreinterpretti): Remove.
31156 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
31157 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
31158 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
31159 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
31160 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
31161 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
31162 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
31163 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
31164 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
31165 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
31166 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
31167 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
31168 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
31169 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
31170 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
31171 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
31172 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
31173 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
31174 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
31175 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
31176 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
31177 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
31178 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
31179 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
31180 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
31181 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
31182 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
31183 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
31184 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
31185 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
31186 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
31187 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
31188 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
31189 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
31190 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
31191 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
31192 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
31193 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
31194 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
31195 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
31196 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
31197 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
31198 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
31199 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
31200 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
31201 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
31202 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
31203 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
31204 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
31205 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
31206 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
31207 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
31208 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
31209 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
31210 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
31211 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
31212 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
31213 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
31214 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
31215 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
31216 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
31217 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
31218 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
31219 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
31220 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
31221 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
31222 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
31223 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
31224 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
31225 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
31226 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
31227 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
31228 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
31229 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
31230 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
31231 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
31232 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
31233 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
31234 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
31235 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
31236 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
31237 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
31238 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
31239 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
31240 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
31241 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
31242 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
31243 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
31244 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
31245 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
31246 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
31247 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
31248 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
31249 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
31250 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
31251 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
31252 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
31253 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
31254 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
31255 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
31256 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
31257 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
31258 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
31260 2016-02-04 Martin Liska <mliska@suse.cz>
31263 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
31264 that are gimple_store_p.
31265 (maybe_instrument_call): Likewise.
31267 2016-02-04 Bin Cheng <bin.cheng@arm.com>
31269 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
31270 register scaling out of memory reference and comment why.
31272 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31276 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
31277 folding the source of a SET.
31279 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31283 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
31284 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
31286 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
31290 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
31293 2016-02-04 Christian Bruel <christian.bruel@st.com>
31295 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
31296 * config/arm/arm.c (arm_set_current_function): Likewise.
31298 2016-02-04 Jakub Jelinek <jakub@redhat.com>
31299 Ilya Enkovich <enkovich.gnu@gmail.com>
31300 H.J. Lu <hongjiu.lu@intel.com>
31303 * config/i386/i386.c (convert_scalars_to_vector): Remove
31304 stack alignment fixes.
31305 (ix86_option_override_internal): Disable TARGET_STV if stack
31306 might not be aligned enough.
31307 (ix86_minimum_alignment): Assert that TARGET_STV is false.
31309 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
31311 * config/i386/x86-tune.def: Disable default prefetching
31314 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
31315 Vladimir Makarov <vmakarov@redhat.com>
31318 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
31319 in validating fused toc addresses.
31321 2016-02-03 Jakub Jelinek <jakub@redhat.com>
31324 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
31325 range->m_caret fields if range->m_show_caret_p is false.
31328 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
31329 Force oldval into register if it does not satisfy reg_or_short_operand
31330 predicate. Fix up formatting.
31332 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
31333 Alexandre Oliva <aoliva@redhat.com>
31336 * lra-constraints.c (simplify_operand_subreg): Check additionally
31337 address validity after potential reloading.
31338 (process_address_1): Check insns validity. In case of failure do
31341 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
31344 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
31347 2016-02-02 Jakub Jelinek <jakub@redhat.com>
31349 * wide-int.cc (canonize_uhwi): New function.
31350 (wi::divmod_internal): Use it.
31352 2016-02-02 James Norris <jnorris@codesourcery.com>
31354 * gimplify.c (omp_notice_variable): Add usage check.
31356 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
31358 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
31359 like LE, GE, LT, GT when emitting relational operator.
31361 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
31363 * ira-costs.c (find_costs_and_classes): Add extra argument.
31364 * target.def (ira_change_pseudo_allocno_class): Add parameter.
31365 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
31366 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
31367 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
31368 Add best_class parameter, and return it if not ALL_REGS.
31369 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
31371 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
31372 Update target hook.
31374 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
31376 * config/aarch64/aarch64.c
31377 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
31378 (aarch64_ira_change_pseudo_allocno_class): New function.
31380 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
31383 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
31385 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
31387 * config/avr/avr.c (avr_option_override): Set
31388 PARAM_ALLOW_STORE_DATA_RACES to 1.
31390 2016-02-02 Richard Biener <rguenther@suse.de>
31392 PR tree-optimization/69595
31393 * match.pd: Add range test simplifications to true/false.
31395 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
31397 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
31398 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
31401 2016-02-02 Richard Biener <rguenther@suse.de>
31403 PR tree-optimization/69606
31404 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
31405 info on the result before moving a stmt.
31407 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
31409 PR middle-end/68542
31410 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
31411 branch with vector comparison.
31412 * config/i386/sse.md (VI48_AVX): New mode iterator.
31413 (define_expand "cbranch<mode>4): Add support for conditional branch
31414 with vector comparison.
31415 * tree-vect-loop.c (optimize_mask_stores): New function.
31416 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
31417 has_mask_store field of vect_info.
31418 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
31419 vectorized loops having masked stores after vec_info destroy.
31420 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
31421 correspondent macros.
31422 (optimize_mask_stores): Add prototype.
31424 2016-02-02 Alan Modra <amodra@gmail.com>
31427 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
31430 2016-02-02 Alan Modra <amodra@gmail.com>
31433 * config/rs6000/rs6000.c (need_toc_init): New var, set it
31434 whenever toc_label_name used.
31435 (rs6000_file_start): Don't set up toc section here,
31436 (rs6000_output_function_epilogue): do so here instead,
31437 (rs6000_xcoff_file_start): and here.
31438 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
31439 (load_toc_aix_di): Likewise.
31441 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31443 PR rtl-optimization/69592
31444 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
31445 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
31446 (num_sign_bit_copies_binary_arith_p): New inline function.
31447 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
31449 2016-02-01 Jeff Law <law@redhat.com>
31451 PR tree-optimization/69580
31452 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
31453 * tree-ssa-threadbackward.c
31454 (fsm_find_control_statement_thread_paths): Do not try to walk
31455 through large PHI nodes.
31457 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31459 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
31460 when count is incremented above limit, don't analyze further
31463 * omp-low.c (oacc_parse_default_dims): Avoid
31464 -Wsign-compare warning, make sure value fits into int
31465 rather than just unsigned int.
31467 2016-02-01 Bin Cheng <bin.cheng@arm.com>
31469 PR tree-optimization/67921
31470 * fold-const.c (split_tree): New parameters. Convert pointer
31471 type variable part to proper type before negating.
31472 (fold_binary_loc): Pass new arguments to split_tree.
31474 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
31476 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
31477 (nvptx_goacc_validate_dims): Extend to handle global defaults.
31478 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
31479 * doc/tm.texti: Rebuilt.
31480 * doc/invoke.texi (fopenacc-dim): Document.
31481 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
31482 (append_compiler_options): Likewise.
31483 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
31484 (oacc_parse_default_dims): New.
31485 (oacc_validate_dims): Add USED arg. Select non-unity default when
31487 (oacc_loop_fixed_partitions): Return mask of used partitions.
31488 (oacc_loop_auto_partitions): Emit dump info.
31489 (oacc_loop_partition): Return mask of used partitions.
31490 (execute_oacc_device_lower): Parse default dimension arg. Adjust
31491 loop partitioning and validation calls.
31493 2016-02-01 Richard Biener <rguenther@suse.de>
31495 PR middle-end/69556
31496 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
31498 2016-02-01 Richard Biener <rguenther@suse.de>
31500 PR tree-optimization/69574
31501 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
31502 of asserting return chrec_dont_know.
31504 2016-02-01 Martin Liska <mliska@suse.cz>
31506 * mem-stats-traits.h: Add copyright header.
31507 * mem-stats.h: Likewise.
31509 2016-02-01 Richard Biener <rguenther@suse.de>
31511 PR tree-optimization/69579
31512 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
31513 Do not propagate through abnormal PHI results.
31515 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
31517 * postreload.c (reload_cse_simplify): Remove dead code.
31519 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31521 PR rtl-optimization/69570
31522 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
31523 if there is more than one set, not if there is a single set.
31525 2016-02-01 Richard Henderson <rth@redhat.com>
31528 * combine.c (make_compound_operation): When looking through a
31529 subreg, make sure to re-extend to the width of the outer mode.
31531 2016-01-30 Jakub Jelinek <jakub@redhat.com>
31533 PR tree-optimization/69546
31534 * wide-int.cc (wi::divmod_internal): For unsigned division
31535 where both operands fit into uhwi, if o1 is 1 and o0 has
31536 msb set, if divident_prec is larger than bits per hwi,
31537 clear another quotient word and return 2 instead of 1.
31538 Similarly for remainder with msb in HWI set, if dividend_prec
31539 is larger than bits per hwi.
31541 2016-01-29 Martin Jambor <mjambor@suse.cz>
31543 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
31544 Use short lowercase names.
31545 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
31546 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
31547 acq_rel one. Protect warning agains segfaults if
31548 get_memory_order_name returns NULL.
31549 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
31550 with release semantics. Do not warn if get_memory_order already did.
31551 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
31552 semantics. Fix check for relaxed or acquire semantics. Do not warn
31553 if get_memory_order already did.
31555 2016-01-29 Sebastian Pop <s.pop@samsung.com>
31557 * doc/install.texi: Document that isl-0.16 is supported.
31559 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
31562 * config/i386/constraints.md (Bm): Describe as special memory
31564 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
31565 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31566 * genpreds.c (struct constraint_data): Add is_special_memory.
31567 (have_special_memory_constraints, special_memory_start): New
31569 (special_memory_end): Ditto.
31570 (add_constraint): Add new arg is_special_memory. Add code to
31571 process its true value. Update have_special_memory_constraints.
31572 (process_define_constraint): Pass the new arg.
31573 (process_define_register_constraint): Ditto.
31574 (choose_enum_order): Process special memory.
31575 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
31576 function insn_extra_special_memory_constraint.
31577 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31578 * gensupport.c (process_rtx): Process
31579 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31580 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
31581 * ira-lives.c (single_reg_class): Use
31582 insn_extra_special_memory_constraint.
31583 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
31584 * lra-constraints.c (process_alt_operands): Ditto.
31585 (curr_insn_transform): Use insn_extra_special_memory_constraint.
31586 * recog.c (asm_operand_ok, preprocess_constraints): Process
31588 * reload.c (find_reloads): Ditto.
31589 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
31590 * stmt.c (parse_input_constraint): Use
31591 insn_extra_special_memory_constraint.
31593 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31596 * lra-splill.c (lra_final_code_change): Revert r229087 by
31597 removing all sub-registers.
31599 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
31602 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
31604 2016-01-29 Jakub Jelinek <jakub@redhat.com>
31607 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
31608 SSE1, copy target into the temporary reg first before recursing
31611 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31613 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
31616 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31618 * ginclude/stdarg.h: Test __cplusplus instead of
31619 __GXX_EXPERIMENTAL_CXX0X__.
31621 2016-01-29 Richard Biener <rguenther@suse.de>
31623 PR tree-optimization/69547
31624 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
31625 Do not mark clobbers necessary.
31626 (mark_all_reaching_defs_necessary_1): Likewise.
31628 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31630 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
31631 declaration name with %qs and print it in both error messages.
31632 Also fix indentation.
31634 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31637 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
31638 trailing blank line from error message.
31640 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31643 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
31646 2016-01-29 Richard Biener <rguenther@suse.de>
31648 PR middle-end/69537
31649 * match.pd: Allow all integral types when simplifying a
31650 widening or sign-changing conversion.
31652 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31654 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
31655 back to setting codegen_error to fail codegen.
31657 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
31660 * config/i386/constraints.md (C): Only accept constant zero operand.
31661 (BC): New constraint.
31662 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
31663 instead of C constraint.
31664 * doc/md.texi (Machine Constraints): Update description
31667 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
31670 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
31672 2016-01-28 Jakub Jelinek <jakub@redhat.com>
31674 PR middle-end/69542
31675 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
31678 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
31680 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
31681 branches if using guessed profile.
31683 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
31685 * graphite-optimize-isl.c (optimize_isl): Fix dump.
31687 2016-01-28 Richard Henderson <rth@redhat.com>
31690 * config/aarch64/aarch64-modes.def (CC_Cmode): New
31691 * config/aarch64/aarch64-protos.h: Update.
31692 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
31693 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
31694 (aarch64_get_condition_code_1): Handle CC_Cmode.
31695 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
31696 (*add<mode>3_compareC_cconly_imm): New.
31697 (*add<mode>3_compareC_cconly): New.
31698 (*add<mode>3_compareC_imm): New.
31699 (add<mode>3_compareC): New.
31700 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
31701 to be first. Use aarch64_carry_operation.
31702 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
31703 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
31704 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
31705 (subti3): Use subdi3_compare1.
31706 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
31707 (sub<mode>3_compare1): New.
31708 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
31709 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
31710 (*subsi3_carryin_uxtw): Likewise.
31711 (*ngc<mode>, *ngcsi_uxtw): Likewise.
31712 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
31713 * config/aarch64/iterators.md (DWI): New.
31714 * config/aarch64/predicates.md (aarch64_carry_operation): New.
31715 (aarch64_borrow_operation): New.
31717 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31719 * graphite-optimize-isl.c (optimize_isl): Print a different debug
31720 message when isl does not return a valid schedule.
31722 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31724 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
31725 Remove comments from class declarations: they are already in the code
31728 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31730 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
31732 (ternary_op_to_tree): Same.
31733 (unary_op_to_tree): Same.
31734 (nary_op_to_tree): Same.
31735 (gcc_expression_from_isl_expr_op): Same.
31736 (gcc_expression_from_isl_expression): Same.
31737 (graphite_create_new_loop): Same.
31738 (graphite_create_new_loop_guard): Same.
31739 (build_iv_mapping): Same.
31740 (graphite_create_new_guard): Same.
31741 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
31742 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
31744 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31746 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
31747 instead of setting codegen_error to fail codegen.
31749 2016-01-28 Jason Merrill <jason@redhat.com>
31751 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
31753 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31755 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
31756 Remove CONST_INT_P check in CCMP cost calculation.
31758 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31760 * config/aarch64/aarch64.c (generic_vector_cost):
31761 Set vec_permute_cost.
31762 (cortexa57_vector_cost): Likewise.
31763 (exynosm1_vector_cost): Likewise.
31764 (xgene1_vector_cost): Likewise.
31765 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
31766 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
31767 Add vec_permute_cost entry.
31769 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31771 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
31773 (add<mode>3_compare0): Likewise.
31774 (addsi3_compare0_uxtw): Likewise.
31775 (add<mode>3nr_compare0): Likewise.
31776 (compare_neg<mode>): Likewise.
31777 (<optab><mode>3): Likewise.
31779 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
31781 * tree-vect-stmts.c (vectorizable_comparison): Add
31782 NULL check for vectype.
31784 2016-01-28 Richard Biener <rguenther@suse.de>
31786 PR tree-optimization/69466
31787 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
31788 Account for PHIs we couldn't duplicate.
31790 2016-01-28 Martin Liska <mliska@suse.cz>
31793 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
31794 instead of ENABLE_VALGRIND_CHECKING.
31796 2016-01-27 Richard Henderson <rth@redhat.com>
31799 * lra-remat.c (subreg_regs): New.
31800 (dump_candidates_and_remat_bb_data): Dump it.
31801 (operand_to_remat): Reject if operand in subreg_regs.
31802 (set_bb_regs): Collect subreg_regs.
31803 (lra_remat): Init and free subreg_regs. Compute
31804 calculate_local_reg_remat_bb_data before create_cands.
31806 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
31809 * config/i386/i386.c (ix86_update_stack_boundary): Don't
31810 change stack_alignment_needed for __tls_get_addr call.
31812 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
31814 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
31816 2016-01-27 Jeff Law <law@redhat.com>
31818 PR tree-optimization/68398
31819 PR tree-optimization/69196
31820 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
31821 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
31822 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31823 Only count PHIs in the last block in the path. The others will
31824 const/copy propagate away. Add heuristic to allow more irreducible
31825 subloops to be created when it is likely profitable to do so.
31827 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31828 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
31829 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
31831 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31834 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
31835 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
31836 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
31837 * tree-streamer-in.c: Include asan.h.
31838 (streamer_get_builtin_tree): For builtins in sanitizer
31839 range call initialize_sanitizer_builtins and retry.
31841 2016-01-27 Ian Lance Taylor <iant@google.com>
31843 * common.opt (fkeep-gc-roots-live): New undocumented option.
31844 * tree-ssa-loop-ivopts.c (add_candidate_1): If
31845 -fkeep-gc-roots-live, skip pointers.
31846 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
31849 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
31852 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
31853 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
31855 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
31858 * configure.ac: NetBSD provides SSP in its C library.
31859 * configure: Updated.
31861 2016-01-27 Richard Biener <rguenther@suse.de>
31863 PR tree-optimization/69166
31864 * tree-vect-loop.c (vect_is_simple_reduction): Always check
31865 reduction code for commutativity / associativity.
31867 2016-01-27 Martin Jambor <mjambor@suse.cz>
31869 PR tree-optimization/69355
31870 * tree-sra.c (analyze_access_subtree): Correct hole detection when
31871 total_scalarization fails.
31873 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
31875 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
31878 2016-01-27 Christian Bruel <christian.bruel@st.com>
31881 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
31882 Move arm_reset_previous_fndecl and set_target_option_current_node in
31883 the conditional part. Call save_restore_target_globals.
31884 * config/arm/arm.c (arm_set_current_function):
31885 Refactor to better support #pragma target and attribute mix.
31886 Call save_restore_target_globals.
31887 * config/arm/arm-protos.h (save_restore_target_globals): New function.
31889 2016-01-27 Martin Liska <mliska@suse.cz>
31891 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
31892 reference for an HSA kernel and its host function.
31894 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31896 PR tree-optimization/69399
31897 * wide-int.h (wi::lrshift): For larger precisions, only
31898 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
31900 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
31902 * config/arc/predicates.md (proper_comparison_operator): Reject
31903 constant-constant comparison.
31905 2016-01-26 Tom de Vries <tom@codesourcery.com>
31907 PR tree-optimization/69110
31908 * tree-data-ref.c (initialize_data_dependence_relation): Handle
31909 DR_NUM_DIMENSIONS == 0.
31911 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31912 Sebastian Pop <s.pop@samsung.com>
31914 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
31915 isl_ast_op_cond and isl_ast_op_select.
31916 (gcc_expression_from_isl_expr_op): Same.
31918 2016-01-26 Jason Merrill <jason@redhat.com>
31921 * tree.c (recompute_constructor_flags): Split out from
31923 (verify_constructor_flags): New.
31924 * tree.h: Declare them.
31926 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
31928 PR rtl-optimization/69217
31929 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
31930 are no TYPE_FIELDS set for the record type.
31932 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31935 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
31936 toc_label_name unconditionally.
31937 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
31938 SYMBOL_REF string. Use toc_label_name instead of constructing
31940 (rs6000_elf_declare_function_name): Use toc_label_name instead of
31941 constructing LCTOC1.
31943 2016-01-26 Martin Sebor <msebor@redhat.com>
31946 * doc/extend.texi (Common Type Attributes): Move text that talks about
31947 attribute packed from attribute aligned to the section discussing
31948 the former attribute for clarity.
31950 2016-01-26 Richard Henderson <rth@redhat.com>
31952 PR middle-end/60908
31953 * trans-mem.c (tm_region_init): Mark entry block as visited.
31955 2016-01-26 David Malcolm <dmalcolm@redhat.com>
31958 * diagnostic-show-locus.c (layout::print_source_line): Replace
31959 call to pp_newline with call to layout::print_newline.
31960 (layout::print_annotation_line): Likewise.
31961 (layout::move_to_column): Likewise.
31962 (layout::print_any_fixits): After printing any fixits, print a
31963 trailing newline, if necessary.
31964 (layout::print_newline): New method, resetting any colorization
31966 (diagnostic_show_locus): Move the pp_newline to before the
31967 early bailout. Remove dummy block enclosing the layout instance.
31968 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
31969 of pp_newline_and_flush with pp_flush.
31970 (diagnostic_append_note): Delete use of pp_newline.
31971 (diagnostic_append_note_at_rich_loc): Delete.
31972 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
31973 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
31974 when newline characters are added to the buffer.
31976 2016-01-26 Michael Matz <matz@suse.de>
31978 * configure.ac (ac_cv_std_swap_in_utility): New test.
31979 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
31980 * configure: Regenerate.
31981 * config.in: Regenerate.
31983 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
31985 * config/arc/arc.md (cstoresi4): Force operand into register.
31986 (arcset<code>): Fix predicate.
31987 (arcsetltu): Likewise.
31988 (arcsetgeu): Likewise.
31989 (arcsethi): Likewise.
31990 (arcsetls): Likewise.
31992 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31994 PR tree-optimization/69483
31995 * gimple-fold.c (canonicalize_constructor_val): Return NULL
31996 if base has error_mark_node type.
31998 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
32001 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
32002 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
32004 (vget_lane_f16): Handle big-endian.
32005 (vgetq_lane_f16): Likewise.
32006 (vset_lane_f16): Likewise.
32007 (vsetq_lane_f16): Likewise.
32008 * config/arm/iterators.md (VQXMOV): Add V8HF.
32009 (VDQ): Add V4HF and V8HF.
32010 (V_reg): Handle V4HF and V8HF.
32011 (Is_float_mode): Likewise.
32012 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
32013 neon_vdup_nv8hf): New patterns.
32014 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
32015 Use VD_LANE iterator.
32016 (neon_vld1_dup<mode>): Use VQ2 iterator.
32018 2016-01-26 Nathan Sidwell <nathan@acm.org>
32020 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
32021 (set_oacc_fn_attrib): Add IS_KERNEL arg.
32022 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
32023 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
32024 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
32025 (oacc_validate_dims): Add LEVEL arg, don't return level.
32026 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
32027 oacc_validate_dims.
32028 (execute_oacc_device_lower): Adjust, add more dump output.
32029 * tree-ssa-loop.c (gate_oacc_kernels): Use
32030 oacc_fn_attrib_kernels_p.
32031 * tree-parloops.c (create_parallel_loop): Adjust
32032 set_oacc_fn_attrib call.
32034 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32037 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
32038 (append_compiler_options): Handle -fcilkplus.
32039 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
32041 2016-01-26 Nick Clifton <nickc@redhat.com>
32044 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
32045 been marked as DECL_ONE_ONLY but we do not the means to make it
32046 so, then do not allow it to bind locally.
32048 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32051 * opts.h (parse_sanitizer_options): New prototype.
32052 * opts.c (sanitizer_opts): New array.
32053 (parse_sanitizer_options): New function.
32054 (common_handle_option): Use parse_sanitizer_options.
32056 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
32059 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
32060 alignment adjustment to ...
32061 (ix86_update_stack_boundary): Here. Don't over-align stack for
32063 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
32064 if __tls_get_addr is called.
32066 2016-01-26 Christian Bruel <christian.bruel@st.com>
32068 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
32070 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
32072 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
32074 2016-01-26 Richard Biener <rguenther@suse.de>
32076 PR middle-end/69467
32077 * match.pd: Guard X * CST CMP 0 pattern with single_use.
32079 2016-01-26 Richard Biener <rguenther@suse.de>
32081 PR tree-optimization/69452
32082 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
32083 (move_computations_dom_walker::before_dom_children): Rename
32085 (move_computations_worker): This.
32086 (move_computations): Perform an RPO rather than a DOM walk.
32088 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32091 * combine.c (combine_instructions): For REG_EQUAL note with
32092 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
32093 to the underlying register.
32094 * doc/rtl.texi (REG_EQUAL): Document the behavior of
32095 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
32097 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
32100 * config/aarch64/aarch64-builtins.c
32101 (aarch64_init_simd_builtin_types): Do not set structural
32102 equality to __Poly{8,16,64,128}_t types.
32104 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
32106 PR tree-optimization/69400
32107 * wide-int.cc (wi_pack): Take the precision as argument and
32108 perform canonicalization here rather than in the callers.
32109 Use the main loop to handle all full-width HWIs. Add a
32110 zero HWI if in_len isn't a full result.
32111 (wi::divmod_internal): Update accordingly.
32112 (wi::mul_internal): Likewise. Simplify.
32114 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
32115 Sebastian Pop <s.pop@samsung.com>
32117 * graphite-poly.c (apply_poly_transforms): Simplify.
32118 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
32119 (print_isl_map): Same.
32120 (print_isl_union_map): Same.
32121 (print_isl_schedule): New.
32122 (debug_isl_schedule): New.
32123 * graphite-dependences.c (scop_get_reads): Do not call
32124 isl_union_map_add_map that is undocumented isl functionality.
32125 (scop_get_must_writes): Same.
32126 (scop_get_may_writes): Same.
32127 (scop_get_original_schedule): Remove.
32128 (scop_get_dependences): Do not call isl_union_map_compute_flow that
32129 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
32130 (compute_deps): Remove.
32131 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
32132 (debug_schedule_ast): New.
32133 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
32134 set_separate_option.
32135 (graphite_regenerate_ast_isl): Add dump.
32136 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
32137 from scop->transformed_schedule.
32138 (graphite_regenerate_ast_isl): Add more dump.
32139 * graphite-optimize-isl.c (optimize_isl): Set
32140 scop->transformed_schedule. Check whether schedules are equal.
32141 (apply_poly_transforms): Move here.
32142 * graphite-poly.c (apply_poly_transforms): ... from here.
32143 (free_poly_bb): Static.
32144 (free_scop): Static.
32145 (pbb_number_of_iterations_at_time): Remove.
32146 (print_isl_ast): New.
32147 (debug_isl_ast): New.
32148 (debug_scop_pbb): New.
32149 * graphite-scop-detection.c (print_edge): Move.
32150 (print_sese): Move.
32151 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
32152 (build_scop_scattering): Remove.
32153 (create_pw_aff_from_tree): Assert instead of bailing out.
32154 (add_condition_to_pbb): Remove unused code, do not fail.
32155 (add_conditions_to_domain): Same.
32156 (add_conditions_to_constraints): Remove.
32157 (build_scop_context): New.
32158 (add_iter_domain_dimension): New.
32159 (build_iteration_domains): Initialize pbb->iterators.
32160 Call add_conditions_to_domain.
32163 (index_outermost_in_loop): New.
32164 (index_pbb_in_loop): New.
32165 (outermost_pbb_in): New.
32166 (add_in_sequence): New.
32167 (add_outer_projection): New.
32168 (outer_projection_mupa): New.
32169 (add_loop_schedule): New.
32170 (build_schedule_pbb): New.
32171 (build_schedule_loop): New.
32172 (embed_in_surrounding_loops): New.
32173 (build_schedule_loop_nest): New.
32174 (build_original_schedule): New.
32175 (build_poly_scop): Call build_original_schedule.
32176 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
32177 (free_poly_dr): Remove.
32178 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
32179 (free_poly_bb): Remove.
32180 (debug_loop_vec): Remove.
32181 (print_isl_ast): Declare.
32182 (debug_isl_ast): Declare.
32183 (scop_do_interchange): Remove.
32184 (scop_do_strip_mine): Remove.
32185 (scop_do_block): Remove.
32186 (flatten_all_loops): Remove.
32187 (optimize_isl): Remove.
32188 (pbb_number_of_iterations_at_time): Remove.
32189 (debug_scop_pbb): Declare.
32190 (print_schedule_ast): Declare.
32191 (debug_schedule_ast): Declare.
32192 (struct scop): Remove schedule. Add original_schedule,
32193 transformed_schedule.
32194 (free_gimple_poly_bb): Remove.
32195 (print_generated_program): Remove.
32196 (debug_generated_program): Remove.
32197 (unify_scattering_dimensions): Remove.
32198 * sese.c (print_edge): ... here.
32199 (print_sese): ... here.
32200 (debug_edge): ... here.
32201 (debug_sese): ... here.
32202 * sese.h (print_edge): Declare.
32203 (print_sese): Declare.
32204 (dump_edge): Declare.
32205 (dump_sese): Declare.
32207 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
32208 Sebastian Pop <s.pop@samsung.com>
32210 * Makefile.in: Set ISLVER in site.exp.
32212 2016-01-25 Jakub Jelinek <jakub@redhat.com>
32214 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
32215 DECL_VALUE_EXPR of new_var even for the non-array case. Look
32216 through DECL_VALUE_EXPR for expansion.
32218 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
32220 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
32221 the frame info after reload completed.
32223 2016-01-25 Jeff Law <law@redhat.com>
32225 PR tree-optimization/69196
32226 PR tree-optimization/68398
32227 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
32228 tree-ssa-threadupdate.c.
32229 (determine_bb_domination_status): Prototype
32230 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
32231 (determine_bb_domination_status): No longer static.
32232 (valid_jump_thread_path): Remove code to detect characteristics
32233 of the jump thread path not associated with correctness.
32234 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
32235 Correct test for thread path length. Count PHIs for real operands as
32236 statements that need to be copied. Do not count ASSERT_EXPRs.
32237 Look at all the blocks in the thread path. Compute and selectively
32238 filter thread paths based on threading through the latch, threading
32239 a multiway branch or crossing a multiway branch.
32241 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32243 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
32244 decl with __attribute__ ((unused)) annotation.
32246 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
32249 * tree-vect-stmts.c (vectorizable_condition): Check vectype
32250 of operands is compatible with a statement vectype.
32252 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
32254 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
32255 improve wording for mixed storage order support.
32257 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
32259 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
32260 (vcvt_u64_f64): Likewise.
32261 (vcvta_s64_f64): Likewise.
32262 (vcvta_u64_f64): Likewise.
32263 (vcvtm_s64_f64): Likewise.
32264 (vcvtm_u64_f64): Likewise.
32265 (vcvtn_s64_f64): Likewise.
32266 (vcvtn_u64_f64): Likewise.
32267 (vcvtp_s64_f64): Likewise.
32268 (vcvtp_u64_f64): Likewise.
32270 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
32272 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
32273 (arc_init): Check validity mll64 option.
32274 (arc_save_restore): Use double load/store instruction.
32275 (arc_expand_movmem): Likewise.
32276 (arc_split_move): Don't split if we have double load/store
32277 instructions. Returns a boolean.
32278 (arc_process_double_reg_moves): Change function to return boolean
32279 instead of a sequence of instructions.
32280 (arc_dwarf_register_span): New function.
32281 * config/arc/arc-protos.h (arc_split_move): Change prototype.
32282 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
32283 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
32284 (*movdf_insn): Likewise.
32285 * config/arc/arc.opt (mll64): New option.
32286 * config/arc/predicates.md (even_register_operand): New predicate.
32287 * doc/invoke.texi (ARC Options): Add mll64 documentation.
32289 2016-01-25 Richard Biener <rguenther@suse.de>
32292 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
32293 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
32295 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
32297 2016-01-25 Richard Biener <rguenther@suse.de>
32299 PR tree-optimization/69376
32300 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
32302 (VN_INFO_ANTI_RANGE_P): New inline.
32303 (VN_INFO_RANGE_TYPE): Likewise.
32304 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
32305 SSA_NAME_ANTI_RANGE_P.
32306 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
32307 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32308 Properly query VN_INFO_RANGE_TYPE.
32310 2016-01-25 Nick Clifton <nickc@redhat.com>
32313 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
32315 2016-01-23 Tom de Vries <tom@codesourcery.com>
32317 PR tree-optimization/69426
32318 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
32321 2016-01-23 Jakub Jelinek <jakub@redhat.com>
32323 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
32324 "the the" with "the" in the comments.
32325 * ipa-devirt.c (build_type_inheritance_graph,
32326 update_type_inheritance_graph): Likewise.
32327 * tree.c (build_function_type_list_1): Likewise.
32328 * cfgloopmanip.c (scale_loop_profile): Likewise.
32329 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
32330 * gimple-ssa-split-paths.c
32331 (find_block_to_duplicate_for_splitting_paths): Likewise.
32332 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
32333 * expr.c (convert_move): Likewise.
32334 * var-tracking.c (vt_stack_adjustments): Likewise.
32335 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
32336 * tree-vrp.c (test_for_singularity): Likewise.
32338 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
32339 directly instead of building a temporary tree.
32342 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
32343 remove <algorithm> include.
32345 2016-01-22 Jakub Jelinek <jakub@redhat.com>
32348 * config/i386/i386.c: Include dojump.h.
32349 (expand_small_movmem_or_setmem,
32350 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
32352 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
32353 if dynamic_check != -1.
32355 2016-01-21 Jeff Law <law@redhat.com>
32357 PR middle-end/69347
32358 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
32359 record_temporary_equivalences. Rewritten to avoid unnecessary calls
32360 into dominated_by_p.
32361 (cprop_into_successor_phis): Avoid unnecessary tests.
32363 2016-01-22 Richard Henderson <rth@redhat.com>
32366 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
32367 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
32369 2016-01-22 Michael Matz <matz@suse.de>
32371 * system.h (string, algorithm): Include only conditionally.
32372 (new): Include always under C++.
32373 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
32374 * final.c (toplevel): Ditto.
32375 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
32376 * genconditions.c (write_header): Make gencondmd.c define
32378 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
32380 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
32381 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
32383 2016-01-22 Christian Bruel <christian.bruel@st.com>
32386 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
32388 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32391 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
32392 define_insn_and_split. Ensure operands[1] and operands[0] do not
32393 get assigned the same register.
32395 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
32397 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
32399 2016-01-22 Christian Bruel <christian.bruel@st.com>
32401 * config/arm/arm-c.c (arm_pragma_target_parse):
32402 Remove warn_builtin_macro_redefined overwrite.
32404 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
32406 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
32407 flag_non_call_exceptions compatibility.
32409 2016-01-22 Jakub Jelinek <jakub@redhat.com>
32412 * dwarf2out.c (add_child_die_after): New function.
32413 (dwarf_qual_info_t): New type.
32414 (dwarf_qual_info): New variable.
32415 (qualified_die_p): New function.
32416 (modified_type_die): For -fdebug-types-section, ensure
32417 canonical order of qualifiers. Put qualified DIEs adjacent
32418 to the corresponding non-qualified type DIE and search there
32419 for existing qualified DIEs.
32421 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
32423 * doc/extend.texi (scalar_storage_order type attribute): Document
32424 restriction on type punning and aliasing, and remove future tense.
32426 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
32429 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
32432 2016-01-21 Jeff Law <law@redhat.com>
32434 PR middle-end/69347
32435 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
32436 useless call to record_temporary_equivalences.
32437 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
32438 allocate 10 slots in the bb_path vector and let it grow as needed.
32439 (fsm_find_control_statement_thread_paths): Similarly for the next_path
32442 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
32444 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
32446 * configure: Regenerate.
32448 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
32450 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
32451 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
32453 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
32455 PR middle-end/66178
32456 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
32457 drop EXPAND_INITIALIZER.
32458 * rtl.h (contains_symbolic_reference_p): Declare.
32459 * rtlanal.c (contains_symbolic_reference_p): New function.
32460 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
32461 a subtraction into a NOT if symbolic constants are involved.
32463 2016-01-21 Anton Blanchard <anton@samba.org>
32464 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32467 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
32469 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
32472 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
32474 * config/microblaze/microblaze.c
32475 (get_branch_target): New.
32476 (insert_wic_for_ilb_runout): New.
32478 (microblaze_machine_dependent_reorg): New.
32479 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
32480 * config/microblaze/microblaze.md
32481 (UNSPEC_IPREFETCH): Define.
32482 (iprefetch): New pattern
32483 * config/microblaze/microblaze.opt
32484 (mxl-prefetch): New flag.
32486 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
32488 * config/microblaze/microblaze.h
32489 (FIXED_REGISTERS): Update in macro.
32490 (CALL_USED_REGISTERS): Update in macro.
32492 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
32494 PR rtl-optimization/68920
32495 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
32498 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
32500 PR rtl-optimization/68990
32501 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
32502 pseudo instead of inheritance ones.
32504 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
32505 Nick Clifton <nickc@redhat.com>
32509 * config/mips/mips.c (mips_compute_frame_info): Initialise
32510 args_size and hard_frame_pointer_offset fields of the frame
32511 structure before calling mips_global_pointer.
32513 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
32515 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
32517 * configure: Regenerate.
32519 2016-01-21 Richard Biener <rguenther@suse.de>
32521 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
32523 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
32525 * config/s390/s390.c (s390_asm_declare_function_size): Add code
32526 to actually emit the .size directive.
32528 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
32529 Jakub Jelinek <jakub@redhat.com>
32533 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
32534 args array size by one to avoid buffer overflow.
32536 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
32538 * config/s390/s390.md (pool_section_start): Use switch_to_section
32539 to select proper read-only data section instead of hardcoding
32541 (pool_section_end): Use switch_to_section to match the above.
32543 2016-01-21 Richard Biener <rguenther@suse.de>
32545 PR tree-optimization/69378
32546 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
32547 (set_ssa_val_to): Use it for dominance checks taking into
32548 account not executable edges.
32550 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32553 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
32554 for bitsize instead of GET_MODE_PRECISION (mode).
32556 2016-01-20 Martin Sebor <msebor@redhat.com>
32559 * extend.texi (__sync Builtins): Clarify the semantics of
32560 __sync_fetch_and_OP built-ins on pointers.
32561 (__atomic Builtins): Same.
32563 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32564 Sebastian Pop <s.pop@samsung.com>
32566 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
32567 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
32568 (is_valid_rename): Same.
32569 (translate_isl_ast_to_gimple::get_rename): Same.
32570 (translate_isl_ast_to_gimple::rename_all_uses): Same.
32571 (translate_isl_ast_to_gimple::rename_uses): Same.
32572 (get_new_name): Check for close_phi nodes.
32573 (copy_loop_phi_args): Use phi_node_kind.
32574 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
32575 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
32577 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32578 Sebastian Pop <s.pop@samsung.com>
32580 Revert commit r229783.
32581 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
32582 Remove use of parameter_rename_map.
32583 (copy_def): Remove.
32584 (copy_internal_parameters): Remove.
32585 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
32586 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
32587 (free_sese_info): Do not free parameter_rename_map.
32588 (set_rename): Do not use parameter_rename_map.
32589 (rename_uses): Update call to set_rename.
32590 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
32591 * sese.h (parameter_rename_map_t): Remove.
32592 (struct sese_info_t): Remove field parameter_rename_map.
32594 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32595 Sebastian Pop <s.pop@samsung.com>
32597 * graphite-isl-ast-to-gimple.c: Fix comment.
32598 * graphite-scop-detection.c (defined_in_loop_p): New.
32599 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
32600 names defined in loop.
32602 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32603 Sebastian Pop <s.pop@samsung.com>
32605 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
32606 Discard unstructured if-then-else regions.
32608 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32609 Sebastian Pop <s.pop@samsung.com>
32611 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
32612 (cleanup_loop_iter_dom): Remove.
32613 (build_loop_iteration_domains): Remove.
32614 (build_scop_context): Remove.
32615 (build_scop_iteration_domain): Remove.
32616 (add_loop_constraints): New.
32617 (build_iteration_domains): New.
32618 (build_poly_scop): Call build_iteration_domains.
32620 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32621 Sebastian Pop <s.pop@samsung.com>
32623 * graphite-scop-detection.c
32624 (scop_detection::harmful_loop_in_region): Free dom and loops.
32625 (scop_detection::loop_body_is_valid_scop): Free bbs.
32627 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32628 Sebastian Pop <s.pop@samsung.com>
32630 * graphite-scop-detection.c (record_loop_in_sese): New.
32631 (gather_bbs::before_dom_children): Call record_loop_in_sese.
32632 (build_scops): Remove call to build_sese_loop_nests.
32633 * sese.c (sese_record_loop): Remove.
32634 (build_sese_loop_nests): Remove.
32635 (new_sese_info): Remove region->loops.
32636 (free_sese_info): Same.
32637 * sese.h (sese_contains_loop): Same.
32638 (build_sese_loop_nests): Remove.
32639 (sese_contains_loop): Remove.
32641 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32642 Sebastian Pop <s.pop@samsung.com>
32644 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
32645 loop_is_valid_in_scop.
32646 (scop_detection::harmful_stmt_in_region): Renamed
32647 harmful_loop_in_region.
32648 Call loop_is_valid_in_scop.
32650 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32651 Sebastian Pop <s.pop@samsung.com>
32653 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
32656 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32657 Sebastian Pop <s.pop@samsung.com>
32659 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
32660 * graphite.h (struct poly_bb): Remove field is_reduction.
32661 (PBB_IS_REDUCTION): Remove.
32663 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32664 Sebastian Pop <s.pop@samsung.com>
32666 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
32667 (add_pdr_constraints): Same.
32668 (scop_get_reads): Same.
32669 (scop_get_must_writes): Same.
32670 (scop_get_may_writes): Same.
32671 (scop_get_original_schedule): Same.
32672 (extend_schedule): Same.
32673 (apply_schedule_on_deps): Same.
32674 (carries_deps): Same.
32675 (compute_deps): Same.
32676 (scop_get_dependences): Same.
32677 * graphite-isl-ast-to-gimple.c
32678 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
32679 * graphite-optimize-isl.c (get_schedule_for_band): Same.
32680 (get_schedule_for_band_list): Same.
32681 (get_schedule_map): Same.
32682 (apply_schedule_map_to_scop): Same.
32683 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
32684 (build_loop_iteration_domains): Same.
32685 (add_condition_to_pbb): Same.
32686 (add_param_constraints): Same.
32687 (pdr_add_memory_accesses): Same.
32688 (pdr_add_data_dimensions): Same.
32690 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32692 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
32695 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32697 * common.opt (feliminate-dwarf2-dups): Replace references to
32698 "DWARF 2" with just "DWARF".
32699 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
32700 * doc/extend.texi: Likewise.
32701 * doc/cpp.texi: Likewise.
32702 * doc/invoke.texi: Likewise.
32703 (Option Summary): Add -gdwarf to list of Debugging Options.
32704 (Debugging Options): Document -gdwarf.
32705 * doc/contrib.texi: Spell "DWARF" like that.
32707 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32709 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
32710 warning. Fix up formatting.
32712 PR middle-end/67653
32713 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
32714 attempt to mark memory input operand addressable and
32715 call prepare_gimple_addressable in that case. Don't adjust
32716 input_location for diagnostics, use error_at instead.
32718 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
32720 * config/rs6000/ppc-auxv.h: New file.
32721 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
32722 (cpu_is): Likewise.
32723 (cpu_supports): Likewise.
32724 * config/rs6000/rs6000.c: include "ppc-auxv.h".
32725 (cpu_is_info): New variable.
32726 (cpu_supports_info): Likewise.
32727 (tcb_verification_symbol): Likewise.
32728 (cpu_builtin_p): Likewise.
32729 (cpu_expand_builtin): New function.
32730 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
32731 (rs6000_init_builtins): Likewise.
32732 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
32733 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
32734 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
32735 * configure: Regenerate.
32736 * config.in: Likewise.
32737 * doc/extend.texi (PowerPC Built-in Functions): Document
32738 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
32740 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
32743 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
32745 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
32748 2016-01-20 Richard Henderson <rth@redhat.com>
32754 * tree.c (tm_define_builtin): New.
32755 (find_tm_vector_type): New.
32756 (build_tm_vector_builtins): New.
32757 (build_common_builtin_nodes): Call it.
32759 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
32761 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
32762 (arm_fp_ok): Likewise.
32763 (arm_fp): Likewise.
32764 (arm_crypto): Likewise.
32766 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
32767 Richard Biener <rguenther@suse.de>
32769 PR tree-optimization/69328
32770 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
32771 vectors have same number of elements.
32772 (vectorizable_condition): Fix masked version recognition.
32774 2016-01-20 Richard Biener <rguenther@suse.de>
32776 PR tree-optimization/69345
32777 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
32778 (VN_INFO_PTR_INFO): Likewise.
32779 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
32780 info when it is equal between non-dominating SSA names.
32781 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32782 Make sure to look at original SSA infos.
32784 2016-01-20 Jeff Law <law@redhat.com>
32787 * config/m68k/predicates.md (pow2_m1_operand): New predicate
32789 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
32790 (pc_or_label_operand): New predicate.
32791 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
32792 tests for small integers that are 2^n - 1.
32794 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
32796 * doc/invoke.texi (Options Summary): Add '.' after @xref.
32798 2016-01-19 Jeff Law <law@redhat.com>
32800 PR middle-end/69347
32801 * tree-ssa-threadbackwards.c
32802 (fsm_find_control_statement_thread_paths): Do not try to lookup
32803 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
32805 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
32807 * doc/lto.texi: Remove text that says only Gold has linker plugin
32810 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
32812 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
32813 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
32814 the DIE accordingly.
32815 (modified_type_die): Add REVERSE parameter and pass it recursively,
32816 as well as to base_type_die. Adjust presence check accordingly.
32817 (base_type_for_mode): Adjust call to modified_type_die.
32818 (add_type_attribute): Add REVERSE parameter and pass it to
32820 (generic_parameter_die): Adjust call to add_type_attribute.
32821 (add_scalar_info): Likewise.
32822 (add_subscript_info): Likewise.
32823 (gen_array_type_die): Likewise.
32824 (gen_descr_array_type_die): Likewise.
32825 (gen_entry_point_die): Likewise.
32826 (gen_enumeration_type_die): Likewise.
32827 (gen_formal_parameter_die): Likewise.
32828 (gen_subprogram_die): Likewise.
32829 (gen_variable_die ): Likewise.
32830 (gen_const_die): Likewise.
32831 (gen_field_die): Likewise.
32832 (gen_pointer_type_die): Likewise.
32833 (gen_reference_type_die): Likewise.
32834 (gen_ptr_to_mbr_type_die): Likewise.
32835 (gen_inheritance_die): Likewise.
32836 (gen_subroutine_type_die): Likewise.
32837 (gen_typedef_die): Likewise.
32838 (force_type_die): Adjust call to modified_type_die.
32840 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
32842 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
32843 flow throughout the file. Fix broken link to Objective-C 2.0
32845 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
32848 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32850 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
32852 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32855 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
32856 (maybe_record_node): Record cxa_pure_virtual as the only possible
32857 target if there are not ohter candidates.
32858 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
32860 2016-01-19 Richard Biener <rguenther@suse.de>
32862 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
32863 (get_memory_order): Likewise.
32865 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
32867 * tree-vect-stmts.c (vectorizable_store): Check
32870 2016-01-19 David Malcolm <dmalcolm@redhat.com>
32873 * gcc.c (driver::decode_argv): Add call to
32874 init_opts_obstack before init_options_struct.
32875 * opts.c (init_opts_obstack): Remove idempotency.
32876 (init_options_struct): Replace call to init_opts_obstack
32877 with a gcc_assert to verify that it has already been called.
32878 * toplev.c (toplev::main): Add call to init_opts_obstack before
32879 calls to init_options_struct.
32880 (toplev::finalize): Move cleanup of opts_obstack next to
32881 cleanup of save_decoded_options, clearing the latter, and
32882 save_decoded_options_count.
32884 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32887 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
32888 attribute to unconditional. Remove %? from output template.
32890 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32891 Jiong Wang <jiong.wang@arm.com>
32893 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
32894 generated from different expand order.
32896 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32898 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
32899 Add support for CCMP costing.
32901 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32903 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
32904 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
32905 (fccmpe<mode>): Likewise.
32906 (fcmp): Rename to fcmp and globalize pattern.
32908 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
32909 (aarch64_gen_ccmp_next): Add FP support.
32911 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32913 * target.def (gen_ccmp_first): Update documentation.
32914 (gen_ccmp_next): Likewise.
32915 * doc/tm.texi (gen_ccmp_first): Update documentation.
32916 (gen_ccmp_next): Likewise.
32917 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
32918 expand_ccmp_expr_1. Improve comments.
32919 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
32920 (ccmp_ior<mode>): Remove pattern.
32921 (cmp<mode>): Remove expand.
32922 (cmp): Globalize pattern.
32923 (cstorecc4): Use cc_register.
32924 (mov<mode>cc): Remove ccmp_cc_register check.
32925 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
32926 Simplify after removal of CC_DNE/* modes.
32927 (aarch64_ccmp_mode_to_code): Remove.
32928 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
32929 In 'k' case use integer as condition.
32930 (aarch64_nzcv_codes): Remove inverted cases.
32931 (aarch64_code_to_ccmode): Remove.
32932 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
32933 comparison with CC register to be used in folowing CCMP/branch/CSEL.
32934 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
32935 pattern. Return the comparison with CC register. Invert conditions
32936 when bitcode is OR.
32937 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
32938 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
32940 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32942 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
32943 instrumented_version.
32945 2016-01-19 Richard Biener <rguenther@suse.de>
32947 PR tree-optimization/69336
32948 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
32949 handled components with get_ref_base_and_extent.
32950 (equal_mem_array_ref_p): Adjust.
32952 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32955 * shrink-wrap.c: Include valtrack.h.
32956 (move_insn_for_shrink_wrap): Add DEBUG argument. If
32957 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
32958 in between insn and where it will be moved to. Call
32959 dead_debug_insert_temp.
32960 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
32961 first and dead_debug_local_finish at the end.
32962 For uses and defs bitmap, handle all regs in between REGNO and
32963 END_REGNO, not just the first one.
32965 2016-01-19 Richard Biener <rguenther@suse.de>
32967 PR tree-optimization/69352
32968 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
32969 (equal_mem_array_ref_p): Constrain size and max size properly.
32970 Compare the reverse flag.
32972 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
32974 * ira.c (ira): Update regstat data if we deleted insns.
32976 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32978 PR rtl-optimization/68955
32979 PR rtl-optimization/64557
32980 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
32981 here. Fix up formatting.
32982 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
32984 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32987 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
32988 assume that the node has body.
32989 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
32992 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32994 * lto-streamer-out.c (lto_output): Do not stream instrumentation
32997 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32999 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
33000 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
33002 2016-01-19 Martin Jambor <mjambor@suse.cz>
33003 Martin Liska <mliska@suse.cz>
33004 Michael Matz <matz@suse.de>
33006 * Makefile.in (OBJS): Add new source files.
33007 (GTFILES): Add hsa.c.
33008 * common.opt (disable_hsa): New variable.
33009 (-Whsa): New warning.
33010 * config.in (ENABLE_HSA): New.
33011 * configure.ac: Treat hsa differently from other accelerators.
33012 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
33013 $enable_offloading.
33014 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
33015 * doc/install.texi (Configuration): Document --with-hsa-runtime,
33016 --with-hsa-runtime-include, --with-hsa-runtime-lib and
33017 --with-hsa-kmt-lib.
33018 * doc/invoke.texi (-Whsa): Document.
33019 (hsa-gen-debug-stores): Likewise.
33020 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
33021 to invoke offload compiler for hsa acclerator.
33022 * opts.c (common_handle_option): Determine whether HSA offloading
33023 should be performed.
33024 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
33025 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
33026 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
33027 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
33028 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
33029 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
33030 GF_OMP_FOR_KIND_GRID_LOOP.
33031 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
33032 (pp_gimple_stmt_1): Likewise.
33033 * gimple-walk.c (walk_gimple_stmt): Likewise.
33034 * gimple.c (gimple_build_omp_grid_body): New function.
33035 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
33036 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
33037 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
33038 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
33039 GF_OMP_TEAMS_GRID_PHONY.
33040 (gimple_statement_omp_single_layout): Updated comments.
33041 (gimple_build_omp_grid_body): New function.
33042 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
33043 (gimple_omp_for_grid_phony): New function.
33044 (gimple_omp_for_set_grid_phony): Likewise.
33045 (gimple_omp_parallel_grid_phony): Likewise.
33046 (gimple_omp_parallel_set_grid_phony): Likewise.
33047 (gimple_omp_teams_grid_phony): Likewise.
33048 (gimple_omp_teams_set_grid_phony): Likewise.
33049 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
33050 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
33051 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
33052 (BUILT_IN_GOMP_TARGET): Updated type.
33053 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
33054 (adjust_for_condition): New function.
33055 (get_omp_for_step_from_incr): Likewise.
33056 (extract_omp_for_data): Moved parts to adjust_for_condition and
33057 get_omp_for_step_from_incr.
33058 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
33059 (fixup_child_record_type): Bail out if receiver_decl is NULL.
33060 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
33061 (scan_omp_parallel): Do not create child functions for phony
33063 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
33064 (scan_omp_1_op): Checking assert we are not remapping to
33065 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
33066 (parallel_needs_hsa_kernel_p): New function.
33067 (expand_parallel_call): Register apprpriate parallel child
33068 functions as HSA kernels.
33069 (grid_launch_attributes_trees): New type.
33070 (grid_attr_trees): New variable.
33071 (grid_create_kernel_launch_attr_types): New function.
33072 (grid_insert_store_range_dim): Likewise.
33073 (grid_get_kernel_launch_attributes): Likewise.
33074 (get_target_argument_identifier_1): Likewise.
33075 (get_target_argument_identifier): Likewise.
33076 (get_target_argument_value): Likewise.
33077 (push_target_argument_according_to_value): Likewise.
33078 (get_target_arguments): Likewise.
33079 (expand_omp_target): Call get_target_arguments instead of looking
33080 up for teams and thread limit.
33081 (grid_expand_omp_for_loop): New function.
33082 (grid_arg_decl_map): New type.
33083 (grid_remap_kernel_arg_accesses): New function.
33084 (grid_expand_target_kernel_body): New function.
33085 (expand_omp): Call it.
33086 (lower_omp_for): Do not emit phony constructs.
33087 (lower_omp_taskreg): Do not emit phony constructs but create for them
33088 a temporary variable receiver_decl.
33089 (lower_omp_taskreg): Do not emit phony constructs.
33090 (lower_omp_teams): Likewise.
33091 (lower_omp_grid_body): New function.
33092 (lower_omp_1): Call it.
33093 (grid_reg_assignment_to_local_var_p): New function.
33094 (grid_seq_only_contains_local_assignments): Likewise.
33095 (grid_find_single_omp_among_assignments_1): Likewise.
33096 (grid_find_single_omp_among_assignments): Likewise.
33097 (grid_find_ungridifiable_statement): Likewise.
33098 (grid_target_follows_gridifiable_pattern): Likewise.
33099 (grid_remap_prebody_decls): Likewise.
33100 (grid_copy_leading_local_assignments): Likewise.
33101 (grid_process_kernel_body_copy): Likewise.
33102 (grid_attempt_target_gridification): Likewise.
33103 (grid_gridify_all_targets_stmt): Likewise.
33104 (grid_gridify_all_targets): Likewise.
33105 (execute_lower_omp): Call grid_gridify_all_targets.
33106 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
33107 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
33108 (tree_omp_clause): Added union field dimension.
33109 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
33110 * tree.c (omp_clause_num_ops): Added number of arguments of
33111 OMP_CLAUSE__GRIDDIM_.
33112 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
33113 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
33114 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
33115 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
33116 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
33117 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
33118 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
33119 * tree-pass.h (make_pass_gen_hsail): Declare.
33120 (make_pass_ipa_hsa): Likewise.
33121 * ipa-hsa.c: New file.
33122 * lto-section-in.c (lto_section_name): Add hsa section name.
33123 * lto-streamer.h (lto_section_type): Add hsa section.
33124 * timevar.def (TV_IPA_HSA): New.
33125 * hsa-brig-format.h: New file.
33126 * hsa-brig.c: New file.
33127 * hsa-dump.c: Likewise.
33128 * hsa-gen.c: Likewise.
33131 * toplev.c (compile_file): Call hsa_output_brig.
33132 * hsa-regalloc.c: New file.
33134 2016-01-18 Jeff Law <law@redhat.com>
33136 PR tree-optimization/69320
33137 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
33138 ranged object, do nothing if the RHS constant is not [0..1].
33139 (optimize_stmt): Comparing a boolean ranged object against a
33140 constant outside [0..1] results in a compile-time constant.
33142 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
33145 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
33147 * doc/invoke.texi (Invoking GCC): Add new section to menu.
33148 (Option Summary): Update to reflect new section and moved options.
33149 (C++ Dialect Options): Move -fstats to new section.
33150 (Debugging Options): Move all dump, statistics, and other GCC
33151 developer options to new section. Rewrite section introduction
33152 and re-order remaining options to put the more basic ones first.
33153 (Optimization Options): Move -fira-verbose and -flto-report* to
33155 (Developer Options): New section incorporating moved options.
33156 * doc/cppopts.texi (-dM): Update cross-reference.
33158 2016-01-18 Richard Henderson <rth@redhat.com>
33161 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
33162 operands to pseudo only if CSE is expected. Split long immediate
33163 operands only after reload, and for the stack pointer.
33164 (*add<GPI>3_pluslong): Remove.
33165 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
33166 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
33167 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
33168 (*add<GPI>3 peepholes): New.
33169 (*add<GPI>3 splitters): New.
33170 * config/aarch64/constraints.md (Upl): New.
33171 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
33173 2016-01-18 Richard Biener <rguenther@suse.de>
33175 PR tree-optimization/69297
33176 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
33178 (vect_bb_vectorization_profitable_p): Clear visited flag again.
33180 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
33182 PR middle-end/68542
33183 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
33184 of mixind vector and scalar types.
33185 (fold_relational_const): Add handling of vector
33186 comparison with boolean result.
33187 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
33188 comparison of vector operands with boolean result for EQ/NE only.
33189 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
33190 (verify_gimple_cond): Likewise.
33191 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
33194 2016-01-18 Joseph Myers <joseph@codesourcery.com>
33196 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
33199 2016-01-18 Richard Biener <rguenther@suse.de>
33201 PR middle-end/69308
33202 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
33204 2016-01-18 Tom de Vries <tom@codesourcery.com>
33206 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
33208 2016-01-18 Tom de Vries <tom@codesourcery.com>
33210 * omp-low.c (set_oacc_fn_attrib): Make extern.
33211 * omp-low.h (set_oacc_fn_attrib): Declare.
33212 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
33213 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
33214 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
33215 Add and handle function parameter oacc_kernels_p.
33216 (find_reduc_addr, get_omp_data_i_param): New function.
33217 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
33218 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
33219 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
33220 Calculate dominance info. Skip loops that are not in a kernels region
33221 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
33222 (pass_parallelize_loops::execute): Call parallelize_loops with
33223 oacc_kernels_p argument.
33224 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
33225 New member function.
33226 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
33227 * passes.def: Add argument to pass_parallelize_loops instantation.
33229 2016-01-18 Tom de Vries <tom@codesourcery.com>
33231 * tree-parloops.c (pass_parallelize_loops::execute): Allow
33232 pass_parallelize_loops to be run outside the loop pipeline.
33234 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33236 * tree-scalar-evolution.c (follow_copies_to_constant): New.
33237 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
33239 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33242 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
33243 using get_ref_base_and_extent.
33244 (equal_mem_array_ref_p): New.
33245 (hashable_expr_equal_p): Add call to previous.
33247 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33250 * tree-sra.c (disqualified_constants, constant_decl_p): New.
33251 (sra_initialize): Allocate disqualified_constants.
33252 (sra_deinitialize): Free disqualified_constants.
33253 (disqualify_candidate): Update disqualified_constants when appropriate.
33254 (create_access): Scan for constant-pool entries as we go along.
33255 (scalarizable_type_p): Add check against type_contains_placeholder_p.
33256 (maybe_add_sra_candidate): Allow constant-pool entries.
33257 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
33258 (initialize_constant_pool_replacements): New.
33259 (sra_modify_assign): Avoid mangling assignments created by previous,
33260 and don't generate writes into constant pool.
33261 (sra_modify_function_body): Call initialize_constant_pool_replacements.
33263 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
33265 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
33266 andnot instruction.
33267 (scalar_chain::convert_op): Likewise.
33268 * config/i386/i386.md (*andndi3_doubleword): New.
33270 2016-01-18 Richard Biener <rguenther@suse.de>
33272 PR tree-optimization/69170
33273 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
33274 building a vector from scalar results of a pattern stmt.
33276 2016-01-18 Jakub Jelinek <jakub@redhat.com>
33278 * haifa-sched.c (autopref_multipass_init): Work around
33279 -Wmaybe-uninitialized warning.
33281 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
33283 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
33284 against the constant 0.
33286 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33288 PR tree-optimization/68799
33289 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
33290 look up phi candidates in the statement-candidate map.
33291 (phi_add_costs): Likewise.
33292 (record_phi_increments): Likewise.
33293 (phi_incr_cost): Likewise.
33294 (ncd_with_phi): Likewise.
33295 (all_phi_incrs_profitable): Likewise.
33297 2016-01-17 Jakub Jelinek <jakub@redhat.com>
33299 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
33300 -Wmaybe-uninitialized warning.
33302 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
33304 * doc/invoke.texi (Invoking GCC): Add new section to menu.
33305 (Option Summary): Update to reflect new section and moved options.
33306 (C++ Dialect Options): Move -fvtable-verify and related options.
33307 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
33308 and profiling-related options.
33309 (Optimization Options): Move profile generation options and
33310 -fstack-protector and related options.
33311 (Instrumentation Options): New section incorporating moved options.
33312 (Code Generation Options): Move -finstrument-functions and
33313 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
33315 2016-01-16 Tom de Vries <tom@codesourcery.com>
33317 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
33319 2016-01-16 Tom de Vries <tom@codesourcery.com>
33321 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
33323 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
33325 * hash-table.h (hash_table::empty): Turn into an inline wrapper
33326 that checks whether the table is already empty. Rename the
33327 original implementation to...
33328 (hash_table::empty_slot): ...this new private function.
33330 2016-01-15 David Malcolm <dmalcolm@redhat.com>
33332 PR diagnostic/68899
33333 * diagnostic-show-locus.c (layout::print_source_line): Move x
33334 offset of line until after call to
33335 get_line_width_without_trailing_whitespace.
33337 2016-01-15 Jeff Law <law@redhat.com>
33339 PR tree-optimization/69270
33340 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
33341 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
33342 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
33343 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
33344 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
33345 ssa_name_has_boolean_range and constant_boolean_node.
33347 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
33349 PR rtl-optimization/69030
33350 * lra-spills.c (remove_pseudos): Check nrefs and make the function
33352 (spill_pseudos): Delete debug insn for dead pseudo.
33353 (lra_spill): Initiate spill_hard_reg and slots memory separately.
33355 2016-01-15 Jiong Wang <jiong.wang@arm.com>
33357 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
33359 (TYPES_UNOPUS): Likewise.
33360 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
33361 builtin type, from UNOP to UNOPUS.
33362 (lbtruncuv4sf): Likewise.
33363 (lbtruncuv2df): Likewise.
33364 (lrounduv2sf): Likewise.
33365 (lrounduv4sf): Likewise.
33366 (lrounduv2df): Likewise.
33367 (lroundusf): Likewise.
33368 (lroundusf): Likewise.
33369 (lceiluv2sf): Likewise.
33370 (lceiluv4sf): Likewise.
33371 (lceiluv2df): Likewise.
33372 (lceilusf): Likewise.
33373 (lceiludf): Likewise.
33374 (lflooruv2sf): Likewise.
33375 (lflooruv4sf): Likewise.
33376 (lflooruv2df): Likewise.
33377 (lfloorusf): Likewise.
33378 (lfloorudf): Likewise.
33379 (lfrintnuv2sf): Likewise.
33380 (lfrintnuv4sf): Likewise.
33381 (lfrintnuv2df): Likewise.
33382 (lfrintnusf): Likewise.
33383 (lfrintnudf): Likewise.
33384 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
33386 (vcvtq_u32_f32): Likewise.
33387 (vcvtq_u64_f64): Likewise.
33388 (vcvta_u32_f32): Likewise.
33389 (vcvtaq_u32_f32): Likewise.
33390 (vcvtaq_u64_f64): Likewise.
33391 (vcvtm_u32_f32): Likewise.
33392 (vcvtmq_u32_f32): Likewise.
33393 (vcvtmq_u64_f64): Likewise.
33394 (vcvtn_u32_f32): Likwise.
33395 (vcvtnq_u32_f32): Likewise.
33396 (vcvtnq_u64_f64): Likewise.
33397 (vcvtp_u32_f32): Likewise.
33398 (vcvtpq_u32_f32): Likewise.
33399 (vcvtpq_u64_f64): Likewise.
33400 (vcvtmd_u64_f64): Likewise.
33401 (vcvtms_u32_f32): Likewise.
33402 (vcvtad_u64_f64): Likewise.
33403 (vcvtas_u32_f32): Likewise.
33404 (vcvtnd_u64_f64): Likewise.
33405 (vcvtns_u32_f32): Likewise.
33406 (vcvtpd_u64_f64): Likewise.
33407 (vcvtps_u32_f32): Likewise.
33409 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33411 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
33412 CSEL of zero_extended registers.
33414 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33416 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
33417 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
33419 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33421 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
33422 false when argument string is not found in the attributes table
33425 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
33428 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
33429 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
33430 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
33431 precision estimate.
33433 2016-01-15 Richard Biener <rguenther@suse.de>
33435 PR tree-optimization/66856
33436 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
33437 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
33438 (vect_create_new_slp_node): Increment stmt reference count.
33439 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
33440 an SLP tree before swapping operands.
33441 (vect_build_slp_tree): Likewise.
33442 (destroy_bb_vec_info): Free stmt info after SLP instances.
33443 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
33444 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
33445 (STMT_VINFO_NUM_SLP_USES): New macro.
33447 2016-01-15 Richard Biener <rguenther@suse.de>
33450 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
33451 (add_linkage_name): ... here.
33452 (gen_typedef_die): Use add_linkage_name_raw instead of
33453 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
33456 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
33458 * gimplify.c (oacc_default_clause): Decode reference and pointer
33459 types for both kernels and parallel regions.
33461 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
33463 PR middle-end/69246
33464 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
33466 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
33468 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
33469 (convert_scalars_to_vector): Likewise.
33471 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
33473 * doc/extend.texi (Type Traits): Fix grammar.
33475 2016-01-15 Martin Jambor <mjambor@suse.cz>
33477 * tree-inline.c (remap_decl): Use existing dclarations if
33478 remapping a type and prevent_decl_creation_for_types.
33479 (replace_locals_stmt): Do an initial remapping of non-VLA typed
33480 decls first. Do real remapping with
33481 prevent_decl_creation_for_types set.
33482 * tree-inline.h (copy_body_data): New field
33483 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
33486 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
33488 * config/s390/s390.opt (mmvcle): More verbose help text.
33490 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
33492 * config/s390/s390.opt: Add period to -mzvector option text.
33494 2016-01-15 Richard Biener <rguenther@suse.de>
33496 PR tree-optimization/68961
33497 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
33498 of invariants in stores again.
33500 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
33502 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
33504 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
33506 * config/i386/i386.c (ix86_expand_branch): Don't split
33507 DI mode xor instruction to SI mode.
33509 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
33512 * ipa-icf.c (sem_function::merge): Virtual functions may become
33513 reachable even if they address is not taken and there are no
33516 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
33518 * lto-streamer-out.c (subtract_estimated_size): New function.
33519 (get_symbol_initial_value): Use it.
33521 2016-01-15 Christian Bruel <christian.bruel@st.com>
33524 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
33525 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
33526 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
33527 use add_builtin_function_ext_scope instead of add_builtin_function.
33528 (neon_set_p, neon_crypto_set_p): Remove.
33529 (arm_init_builtins): Always call arm_init_neon_builtins and
33530 arm_init_crypto_builtins.
33531 (arm_expand_builtin): Check that builtins are allowed for the arch.
33532 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
33533 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
33534 arm_init_neon_builtins call.
33536 2016-01-15 Richard Biener <rguenther@suse.de>
33538 PR tree-optimization/69117
33539 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
33540 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
33541 of the leader conservatively.
33542 (free_scc_vn): Restore original SSA name infos.
33544 2016-01-14 Jeff Law <law@redhat.com>
33546 PR tree-optimization/69270
33547 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
33548 single bit of precision, verify it's also unsigned.
33549 (record_edge_info): Use constant_boolean_node rather than fold_convert
33550 to convert boolean_true/boolean_false to the right type.
33552 2016-01-14 Richard Henderson <rth@redhat.com>
33555 * loop-doloop.c (record_reg_sets): New.
33556 (doloop_optimize): Reject the transform if the sequence
33557 clobbers registers live at the end of the loop block.
33558 (doloop_optimize_loops): Enable df_live if needed.
33560 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
33562 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
33563 * config/rs6000/rs6000.c: Likewise.
33564 * config/rs6000/rs6000.h: Likewise.
33565 * config/rs6000/rs6000.md: Likewise.
33566 * doc/extend.texi: Likewsie.
33568 2016-01-14 Jeff Law <law@redhat.com>
33570 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
33573 2016-01-14 Richard Henderson <rth@redhat.com>
33577 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
33578 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
33579 instead of builtin_decl_declared_p to test for declaration.
33581 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
33583 * doc/loop.texi (Loop Analysis and Representation): Document
33584 loop_depth function.
33586 2016-01-14 Tom de Vries <tom@codesourcery.com>
33588 PR tree-optimization/68773
33589 * omp-low.c (expand_omp_target): Don't set force_output.
33590 * varpool.c (varpool_node::get_create): Same.
33591 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
33592 offload_funcs with force_output.
33594 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33597 * lra-eliminations.c (move_plus_up): Don't change anything if either
33598 the outer or inner subreg mode is not MODE_INT.
33599 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
33600 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
33602 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33604 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
33605 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
33606 reduc_uplus_@var{m}): Remove.
33607 * expr.c (expand_expr_real_2): Remove expansion path for
33608 reduc_[us](min|max|plus) optabs.
33609 * optabs-tree.c (scalar_reduc_to_vector): Remove.
33610 * optabs-tree.h (scalar_reduc_to_vector): Remove.
33611 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
33612 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
33613 * tree-vect-loop.c (vectorizable_reduction): Remove test for
33614 reduc_[us](min|max|plus) optabs.
33616 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33618 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
33619 (reduc_plus_scal_v2sf): New.
33620 (reduc_smax_v2sf): Rename to...
33621 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
33622 (reduc_smin_v2sf): Rename to...
33623 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
33625 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
33627 * alias.c (compare_base_symbol_refs): New function.
33628 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
33631 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33633 PR middle-end/68146
33634 PR tree-optimization/69155
33635 * tree-complex.c: Include cfganal.h.
33636 (phis_to_revisit): New variable.
33637 (extract_component): Add phiarg_p argument. Assert that returned
33638 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
33639 (update_phi_components): Partly rewrite to use loop over real/imag
33640 components instead of code duplication. If extract_component returns
33641 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
33642 create_tmp_reg into the PHI node instead, and mention the phi triplet
33643 in phis_to_revisit.
33644 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
33645 in phis_to_revisit at the end.
33647 2016-01-14 Richard Biener <rguenther@suse.de>
33649 PR tree-optimization/68060
33650 * tree-vect-loop.c (vect_is_simple_reduction): Check the
33651 outer loop reduction is only used in the inner loop before
33652 detecting a double reduction.
33654 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33657 * combine.c (expand_field_assignment): Punt if compute_mode is
33658 unsupported scalar mode.
33660 2016-01-14 Richard Biener <rguenther@suse.de>
33662 PR tree-optimization/66856
33663 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
33664 SLP node only if it built successfully.
33665 (vect_analyze_slp_instance): Adjust.
33667 2016-01-14 Jeff Law <law@redhat.com>
33669 PR tree-optimization/69270
33670 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
33671 (record_edge_info): Use it. Convert boolean_{true,false}_node
33672 to the type of op0.
33674 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
33677 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
33678 use block_ultimate_origin
33679 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
33681 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33683 * doc/invoke.texi (Submodel Options): Rename section to
33684 "Machine-Dependent Options" to better reflect its content.
33685 Rewrite introductory text to remove archaic CPU names.
33688 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33690 * doc/invoke.texi (Code Gen Options): Move section up in file,
33691 before target-specific options. Update menu and option summary
33692 to reflect the new section ordering.
33694 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33696 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
33697 (C++ Dialect Options): Add cross-reference to -std option.
33698 * doc/standards.texi (C++ Language): Document C++14 support.
33700 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
33702 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
33703 for pack/unpack functions for __ibm128.
33704 (PACK_IF): Likewise.
33705 (UNPACK_IF): Likewise.
33707 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
33708 support for __ibm128 pack/unpack functions.
33709 (rs6000_invalid_builtin): Likewise.
33710 (rs6000_init_builtins): Likewise.
33711 (rs6000_opt_masks): Likewise.
33713 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
33714 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
33716 (RS6000_BTM_COMMON): Likewise.
33718 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
33719 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
33720 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
33721 128-bit floating point. Add support for the double values to be
33722 in Altivec registers for TF/IF packing and unpacking, but restrict
33723 TD packing sub-fields to be FPR registers. Don't allow overlapped
33724 register support for packing. Allow pack inputs to be memory
33725 locations. Don't build generator functions for unpack<mode>_dm
33726 and unpack<mode>_nodm.
33727 (unpack<mode>_dm): Likewise.
33728 (unpack<mode>_nodm): Likewise.
33729 (pack<mode>): Likewise.
33731 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
33732 built-in functions to pack/unpack explicit __ibm128 values.
33733 (__builtin_unpack_ibm128): Likewise.
33735 * doc/extend.texi (PowerPC Built-in Functions): Document
33736 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
33738 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
33741 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
33742 Add new arg loc and pass it down as context.
33743 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
33744 to the location to use for the warning.
33745 (check_function_arguments): New arg loc. All callers changed. Pass
33746 it to check_function_nonnull.
33747 * c-common.h (check_function_arguments): Adjust declaration.
33749 2016-01-13 Jakub Jelinek <jakub@redhat.com>
33751 PR tree-optimization/69156
33752 * gimple.c (validate_type): Removed.
33753 (gimple_builtin_call_types_compatible_p): Use
33754 useless_type_conversion_p instead of validate_type.
33755 * value-prof.c (gimple_stringop_fixed_value): Fold
33756 icall_size to correct type.
33758 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33760 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
33763 2016-01-13 Richard Henderson <rth@redhat.com>
33766 * target.def (builtin_tm_load, builtin_tm_store): Remove.
33767 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
33768 (ix86_builtin_tm_store): Remove.
33769 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33770 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33771 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33772 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33773 * doc/tm.texi: Rebuild.
33775 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
33776 (BUILT_IN_TM_MEMCPY_RTWN): New.
33777 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
33778 fallback from vector to integer helpers.
33779 (build_tm_load): Handle vector types directly, instead of
33781 (build_tm_store): Likewise.
33782 (expand_assign_tm): Prepare for register types not handled by
33783 the above. Copy them to memory and use memcpy.
33784 * tree.c (tm_define_builtin): New.
33785 (find_tm_vector_type): New.
33786 (build_tm_vector_builtins): New.
33787 (build_common_builtin_nodes): Call it.
33789 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
33791 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
33792 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
33794 2016-01-13 Tom de Vries <tom@codesourcery.com>
33796 PR tree-optimization/69169
33797 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
33798 handled_struct_type param.
33799 (create_variable_info_for, intra_create_variable_infos): Call
33800 create_variable_info_for_1 with extra arg.
33802 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
33804 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
33805 and "armv8.1-a+crc" entries.
33807 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
33810 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
33811 Change first operand predicate from register_or_constm1_operand
33812 to register_operand.
33813 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
33814 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
33815 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
33816 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
33817 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
33818 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
33819 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
33820 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
33821 comparison with constm1_rtx from vec_prefetch_gen part.
33823 2016-01-13 Richard Biener <rguenther@suse.de>
33825 PR tree-optimization/69013
33826 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
33827 Exchange assert for a test.
33829 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33832 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
33834 2016-01-13 Richard Biener <rguenther@suse.de>
33836 PR tree-optimization/69242
33837 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
33838 assert with a check.
33840 2016-01-13 Richard Biener <rguenther@suse.de>
33842 PR tree-optimization/69186
33843 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
33844 Properly guard vect_update_misalignment_for_peel call.
33846 2016-01-12 Jeff Law <law@redhat.com>
33848 PR tree-optimization/pr67755
33849 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
33850 "need_profile_correction".
33851 (thread_block_1): Initialize new field to false by default. If we
33852 have multiple thread paths through a common joiner to different
33853 final targets, then set new field to true.
33854 (compute_path_counts): Only do count adjustment when it's really
33857 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33859 * doc/invoke.texi (Spec Files): Move section down in file, past
33860 all command-line option descriptions.
33862 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
33864 PR middle-end/54809
33865 * doc/gty.texi: Remove documentation of mark_hook.
33866 * gengtype.c (struct write_types_data): Remove code to support
33867 mark_hook attribute.
33868 (walk_type): Likewise.
33869 (write_func_for_structure): Likewise.
33871 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33873 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
33874 Directory Options, and -specs= to Overall Options.
33875 (Overall Options): Adjust similarly. Reorder to group related
33876 options together. Make -specs= cross-reference the spec file details.
33877 (Directory Options): Adjust similarly.
33879 2016-01-12 Jeff Law <law@redhat.com>
33881 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
33883 2016-01-12 Olivier Hainque <hainque@adacore.com>
33885 * gcc.c (spec_undefvar_allowed): New global.
33886 (process_command): Set to true when running for --version or --help,
33888 (getenv_spec_function): When the variable is not defined, use the
33889 variable name as the variable value if we're allowed not to issue
33892 2016-01-12 Bin Cheng <bin.cheng@arm.com>
33894 PR tree-optimization/68911
33895 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
33896 information computed for expression "init + nit * step".
33898 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33900 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
33901 about name of GCC executable. Remove deleted node from menu.
33902 (Directory Options) <-B>: Remove cross-reference to deleted node.
33903 (Target Options): Delete section.
33905 2016-01-12 Christian Bruel <christian.bruel@st.com>
33908 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
33909 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
33911 2016-01-12 Jakub Jelinek <jakub@redhat.com>
33914 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
33915 aligned_mem is properly set for AVX512-VL floating point masked
33919 * ifcvt.c (cond_exec_process_if_block): When removing the last
33920 insn from then_bb, remove also any possible barriers that follow it.
33922 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
33926 * config/i386/iamcu.h (SIZE_TYPE): New macro.
33927 (PTRDIFF_TYPE): Likewise.
33928 (WCHAR_TYPE): Likewise.
33929 (WCHAR_TYPE_SIZE): Likewise.
33930 (STDINT_LONG32): Likewise.
33932 2016-01-12 Richard Biener <rguenther@suse.de>
33934 PR tree-optimization/69053
33935 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
33936 convert initial value for cond reductions.
33938 2016-01-12 Richard Biener <rguenther@suse.de>
33940 PR tree-optimization/69007
33941 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
33942 widen_sum after dot_prod and sad.
33944 2016-01-12 Richard Biener <rguenther@suse.de>
33946 PR tree-optimization/69168
33947 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
33948 pattern stmt SLP type.
33949 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
33950 end up unused so cope with that case.
33952 2016-01-12 Richard Biener <rguenther@suse.de>
33954 PR tree-optimization/69157
33955 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
33956 stmts def type only during analyze phase.
33957 (vectorizable_call): Likewise.
33958 (vectorizable_simd_clone_call): Likewise.
33959 (vectorizable_conversion): Likewise.
33960 (vectorizable_assignment): Likewise.
33961 (vectorizable_shift): Likewise.
33962 (vectorizable_operation): Likewise.
33963 (vectorizable_store): Likewise.
33964 (vectorizable_load): Likewise.
33966 2016-01-12 Richard Biener <rguenther@suse.de>
33968 PR tree-optimization/69174
33969 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
33971 (vectorizable_load): Properly compute the number of loads needed
33972 for permuted strided SLP loads and do not spuriously assign
33973 to SLP_TREE_VEC_STMTS.
33975 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
33977 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
33978 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
33979 (MD_EXEC_PREFIX): Remove.
33980 (MD_STARTFILE_PREFIX) Removee.
33981 (FILE_NAME_ABSOLUTE_P): Remove.
33982 (CPP_SPEC): Do not read macros from sys/version.h.
33983 (LINK_COMMAND_SPEC): Remove.
33984 (LOCAL_INCLUDE_DIR): Remove.
33985 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
33986 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
33987 (POST_LINK_SPEC): Define to invoke stubify after linker
33988 (LIBSTDCXX): Remove define
33989 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
33990 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
33991 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
33992 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
33993 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
33994 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
33995 (i386_djgpp_asm_named_section): Add propotype of new procedure
33997 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
33998 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
33999 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
34000 in config/i386/djgpp.h).
34001 (STANDARD_STARTFILE_PREFIX_2): Define identical to
34002 STANDARD_STARTFILE_PREFIX_1.
34003 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
34004 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
34005 installation errors.
34006 (MAX_OFILE_ALIGNMENT): Define to 128.
34007 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
34009 * config/i386/djgpp.c: New file. Add implementation of
34010 i386_djgpp_asm_named_section.
34012 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
34014 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
34015 Add rule for building djgpp.o.
34017 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34019 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
34020 (rtx_is_swappable_p): Reductions are swappable.
34021 (insn_is_swappable_p): V2DF reductions are swappable.
34023 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
34025 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
34026 reloads for other unsupported memory operands.
34028 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
34029 Jim Wilson <jim.wilson@linaro.org>
34032 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
34033 copy_to_mode_reg instead of force_reg.
34035 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
34038 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
34039 TARGET_80387 is true.
34041 2016-01-11 Jakub Jelinek <jakub@redhat.com>
34044 * lra-eliminations.c (move_plus_up): Only move plus up
34045 if subreg of the constant can be simplified into constant
34046 and use the simplified subreg of the constant instead of
34047 the original constant.
34049 * fold-const.c (fold_convertible_p): Don't return true
34050 for conversion of VECTOR_TYPE to same sized integral type.
34051 (fold_convert_loc): Fix up formatting. Fold conversion of
34052 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
34053 instead of NOP_EXPR.
34055 PR tree-optimization/69214
34056 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
34057 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
34060 PR tree-optimization/69207
34061 * tree-vect-slp.c (vect_get_constant_vectors): For
34062 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
34063 fold_convertible_p to vector_type's element type, and always
34064 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
34066 2016-01-11 Richard Biener <rguenther@suse.de>
34068 PR tree-optimization/69173
34069 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
34070 fixup the cycle if all stmts are in a pattern.
34072 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
34074 PR middle-end/68999
34075 * alias.c (base_alias_check): Move check for addresses with
34076 alignment ANDs before the call for compare_base_decls.
34077 (memrefs_conflict_p): Return -1 for different decls
34078 that went through alignment adjustments.
34080 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34082 PR rtl-optimization/68796
34083 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
34084 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
34085 and QImode comparisons against zero with CC_NZmode.
34086 * config/aarch64/iterators.md (short_mask): New mode_attr.
34088 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
34090 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
34091 (<avx512>_store<mode>_mask): Likewise.
34093 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
34094 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34096 PR rtl-optimization/68841
34097 * ifcvt.c (struct noce_if_info): Add orig_x field.
34098 (bbs_ok_for_cmove_arith): Add to_rename parameter.
34099 Don't record conflicts on to_rename if it's present.
34100 Allow memory destinations in sets.
34101 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
34102 blocks, passing orig_x to the checks.
34103 (noce_process_if_block): Set if_info->orig_x appropriately.
34105 2016-01-11 Tom de Vries <tom@codesourcery.com>
34107 PR tree-optimization/69069
34108 * tree-parloops.c (create_parallel_loop): Add missing phi args.
34110 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
34112 PR rtl-optimization/68920
34113 * config/i386/i386.c (ix86_option_override_internal): Restrict number
34114 of conditional moves for RTL if-conversion to 1 for
34115 TARGET_ONE_IF_CONV_INSN.
34116 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
34117 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
34118 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
34119 parameter to restirct number of conditional moves for
34121 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
34122 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
34125 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
34128 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
34129 onepart vars. Fix typo in comment. Fix reversed condition in
34131 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
34134 * var-tracking.c (dump_onepart_variable_differences): New.
34135 (dataflow_set_different): If a detailed dump is requested,
34136 delay early returns and dump differences between onepart
34137 variables present before and after, and added variables.
34139 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
34142 * expr.c (expand_expr_real_1): For boolean vector constants
34143 with a scalar mode use const_scalar_mask_from_tree.
34144 (const_scalar_mask_from_tree): New.
34145 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
34146 assigned to a mask type to handle constants.
34148 2016-01-11 Martin Jambor <mjambor@suse.cz>
34151 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
34152 useless parameters if we cannot change function signature.
34154 2016-01-11 Martin Jambor <mjambor@suse.cz>
34157 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
34160 2016-01-11 Tom de Vries <tom@codesourcery.com>
34162 PR tree-optimization/69109
34163 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
34166 2016-01-11 Tom de Vries <tom@codesourcery.com>
34168 PR tree-optimization/69108
34169 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
34170 res is not used in a phi.
34172 2016-01-11 Yury Gribov <y.gribov@samsung.com>
34175 * common.opt (frandom-seed): Fix parameter name.
34176 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
34178 2016-01-11 Tom de Vries <tom@codesourcery.com>
34180 PR tree-optimization/69058
34181 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
34184 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
34186 * config/arc/arc.opt (mdiv-rem): Add period to the end.
34187 (mcode-density): Likewise.
34189 2016-01-10 Tom de Vries <tom@codesourcery.com>
34191 PR tree-optimization/69062
34192 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
34193 (parallelize_loops): Don't paralelize loop that has phi with address
34196 2016-01-10 Tom de Vries <tom@codesourcery.com>
34198 PR tree-optimization/69039
34199 * tree-parloops.c (try_create_reduction_list): Only allow single exit
34202 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
34204 PR middle-end/68743
34205 * match.pd: Require target has function_c99_misc before doing
34206 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
34208 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
34210 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
34212 * configure: Regenerate.
34214 2016-01-09 Jakub Jelinek <jakub@redhat.com>
34216 PR middle-end/50865
34217 PR tree-optimization/69097
34218 * fold-const.h (expr_not_equal_to): New prototype.
34219 * fold-const.c: Include stringpool.h and tree-ssanames.h.
34220 (expr_not_equal_to): New function.
34221 * match.pd (X % -Y is the same as X % Y): Don't optimize
34222 unless X is known not to be equal to minimum or Y is known
34223 not to be equal to -1.
34224 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
34225 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
34226 (simplify_stmt_using_ranges): Adjust caller.
34227 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
34228 substitute_and_fold.
34230 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
34232 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
34235 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34237 PR tree-optimization/69167
34238 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
34239 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
34241 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
34243 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
34244 Richard Biener <rguenther@suse.de>
34246 PR tree-optimization/68707
34247 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
34248 instances that can be handled via vect_load_lanes.
34250 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
34252 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
34253 if we can't determine address equivalence.
34254 * alias.c (compare_base_decl): Update for changed return value of
34255 symtab_node::equal_address_to.
34257 2016-01-08 Jason Merrill <jason@redhat.com>
34261 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
34262 * expr.c (store_field): Not here.
34263 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
34264 call with TREE_ADDRESSABLE type.
34265 * tree-cfg.c (verify_gimple_call): Adjust.
34267 2016-01-08 Olivier Hainque <hainque@adacore.com>
34269 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
34272 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
34274 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
34275 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
34276 (reduc_smin_v2sf): Rename to...
34277 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
34278 (reduc_splus_v2sf): Rename to...
34279 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
34281 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34283 PR tree-optimization/69162
34284 * gimplify.c (gimplify_va_arg_expr): Encode original type of
34285 valist argument in another argument.
34286 (gimplify_modify_expr): Adjust for the above change. Cleanup.
34287 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
34288 to determine the va_list type, build a MEM_REF instead of
34289 build_fold_indirect_ref.
34291 PR tree-optimization/69172
34292 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
34295 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
34297 PR tree-optimization/67781
34298 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
34299 and cmpnop in two steps: first the ones not accessed in original
34300 gimple expression in a endian independent way and then the ones not
34301 accessed in the final result in an endian-specific way.
34303 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34305 PR tree-optimization/69083
34306 * tree-vect-slp.c (vect_get_constant_vectors): For
34307 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
34308 element type. If op is fold_convertible_p to vector_type's element
34309 type, use NOP_EXPR instead of VCE.
34311 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
34313 PR rtl-optimization/67778
34314 PR rtl-optimization/68634
34315 PR rtl-optimization/68909
34316 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
34317 block from the stack until done with it. Remove a superfluous
34318 bitmap set. Remove a superfluous bitmap test.
34320 2016-01-07 Martin Sebor <msebor@redhat.com>
34323 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
34324 constraint on the type of arguments.
34326 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
34328 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
34329 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
34330 unaligned_access on the gcc_options set.
34331 * config/arm/arm.c (arm_option_override_internal): Use
34332 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
34334 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
34337 * config/i386/i386.c (ix86_frame_pointer_required): Enable
34338 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
34340 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
34343 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
34346 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
34347 depending on frame_pointer_needed before remaining integer and SSE
34348 registers are saved.
34350 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
34353 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
34355 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
34358 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
34359 Use the "xBm" constraint.
34360 (float<sseintvecmodelower><mode>2<mask_name><round_name):
34362 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
34363 (sse_cvtsi2ssq<round_name>): Likewise.
34364 (sse_cvtss2si<round_name>): Likewise.
34365 (sse_cvtss2siq<round_name>): Likewise.
34366 (sse2_cvtsi2sdq<round_name>): Likewise.
34367 (sse2_cvtsd2si<round_name>): Likewise.
34368 (sse2_cvtsd2siq<round_name>): Likewise.
34369 * config/i386/subst.md (round_nimm_scalar_predicate): New
34372 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
34374 PR middle-end/67639
34375 * varasm.c (make_decl_rtl): Mark invalid register vars as
34378 PR rtl-optimization/66206
34379 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
34380 All callers changed.
34382 2016-01-07 Jakub Jelinek <jakub@redhat.com>
34384 PR tree-optimization/69141
34385 * tree-ssa-pre.c: Include langhooks.h.
34386 (eliminate_dom_walker::before_dom_children): Use
34387 lang_hooks.decl_printable_name instead of
34388 cgraph_node::get ()->name ().
34390 PR middle-end/68960
34391 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
34392 it and DECL_ALIGN too.
34394 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
34396 * config/mips/mips-ftypes.def: Sort to lexicographical order.
34398 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
34401 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
34402 depending on frame_pointer_needed before remaining integer and SSE
34403 registers are saved.
34405 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34407 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
34408 mode iterator with VSX_M2.
34409 (*p9_vecstore_<mode>): Likewise.
34410 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
34411 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
34412 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
34413 (define_split for VSX_LE128 stores): Likewise.
34414 (define_peephole2 for TImode LE swaps): Likewise.
34415 (define_split for VSX_LE128 post-reload stores): Likewise.
34417 2016-01-06 Marek Polacek <polacek@redhat.com>
34420 * convert.c (convert_to_integer_1): Adjust call to
34421 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
34422 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
34423 EXPR instead of ARG.
34424 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
34426 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34429 * doc/extend.texi (RL78 Variable Attributes): New section.
34431 2016-01-05 Marek Polacek <polacek@redhat.com>
34434 * builtins.c (get_memmodel): Use expansion point location rather than
34435 the input location. Call warning_at rather than warning.
34436 (expand_builtin_atomic_compare_exchange): Likewise.
34437 (expand_builtin_atomic_load): Likewise.
34438 (expand_builtin_atomic_store): Likewise.
34439 (expand_builtin_atomic_clear): Likewise.
34441 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
34444 * config/i386/i386.c (ix86_expand_vector_logical_operator):
34445 Replace nonimmediate_operand with vector_operand.
34446 * config/i386/predicates.md (vector_operand): New predicate.
34447 (general_vector_operand): Replace nonimmediate_operand with
34449 * config/i386/sse.md: Replace nonimmediate_operand with
34450 vector_operand and m constraint with Bm constraint on SSE
34451 patterns with 16-byte memory operand.
34452 * config/i386/subst.md (round_nimm_predicate): Replace
34453 nonimmediate_operand with vector_operand.
34454 (round_saeonly_nimm_predicate): Likewise.
34455 (round_saeonly_nimm_scalar_predicate): New.
34457 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
34460 * config/i386/constraints.md (Bm): New constraint.
34461 * config/i386/predicates.md (vector_memory_operand): New
34463 * config/i386/sse.md: Replace xm with xBm in plusminus and
34464 any_logic patterns.
34466 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34469 * doc/extend.texi (V850 Function Attributes): New section.
34470 (V850 Variable Attributes): New section.
34472 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34475 * doc/extend.texi (MicroBlaze Function Attributes): Document
34476 interrupt_handler and fast_interrupt attributes.
34478 2016-01-05 Sergei Trofimovich <siarheit@google.com>
34481 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
34482 for local symbolic operands.
34483 * config/ia64/predicates.md (local_symbolic_operand64): New
34486 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34488 PR rtl-optimization/68651
34489 * combine.c (combine_simplify_rtx): Canonicalize x + x into
34492 2016-01-05 Nathan Sidwell <nathan@acm.org>
34494 * alias.c (compare_base_decls): Use symtab_node::get.
34496 2016-01-05 Nick Clifton <nickc@redhat.com>
34499 * ira-costs.c (copy_cost): Initialise the t_icode field of the
34500 secondary_reload_info structure.
34503 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
34504 decls if weak support is available.
34506 2016-01-04 Martin Sebor <msebor@redhat.com>
34508 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
34510 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
34512 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
34513 OPTION_MASK_P9_DFORM.
34515 * config/rs6000/constraints.md (wo constraint): New constraint for
34518 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
34520 (rs6000_init_hard_regno_mode_ok): Likewise.
34522 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
34525 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
34526 expanders not to have constraints. Add support for ISA 3.0 xxperm
34527 instruction. Add support for fusing xxlor with xxperm.
34528 (altivec_vperm_<mode>_internal): Likewise.
34529 (altivec_vperm_v8hiv16qi): Likewise.
34530 (altivec_vperm_<mode>v16q): Likewise.
34531 (altivec_vperm_<mode>_uns): Likewise.
34532 (vperm_v8hiv4si): Likewise.
34533 (vperm_v16qiv8hi): Likewise.
34535 * doc/md.texi (RS/6000 constraints): Document wo constraint.
34537 2016-01-04 Jakub Jelinek <jakub@redhat.com>
34539 Update copyright years.
34541 * gcc.c (process_command): Update copyright notice dates.
34542 * gcov-dump.c (print_version): Ditto.
34543 * gcov.c (print_version): Ditto.
34544 * gcov-tool.c (print_version): Ditto.
34545 * gengtype.c (create_file): Ditto.
34546 * doc/cpp.texi: Bump @copying's copyright year.
34547 * doc/cppinternals.texi: Ditto.
34548 * doc/gcc.texi: Ditto.
34549 * doc/gccint.texi: Ditto.
34550 * doc/gcov.texi: Ditto.
34551 * doc/install.texi: Ditto.
34552 * doc/invoke.texi: Ditto.
34554 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34556 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
34557 modes larger than TImode as TImode if NEON is not enabled.
34559 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34562 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
34563 mode for %f0-%f31 only if TARGET_FPU.
34565 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34568 * config/sparc/sparc.c (scan_record_type): Take into account subfields
34569 to compute the PACKED_P predicate.
34570 (function_arg_record_value): Minor tweaks.
34572 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
34574 * doc/install.texi (--with-multilib-list): Describe the meaning of the
34575 option for arm*-*-* targets.
34577 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
34579 * doc/extend.texi (Common Function Attributes): Move docs for
34580 MSP430-specific attributes to....
34581 (MSP430 Function Attributes): ...here. Delete the redundant
34582 entries and copy-edit the remaining text.
34583 (MSP430 Variable Attributes): Use uniform format for index
34584 entries and add a cross-reference to the corresponding function
34587 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
34589 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
34591 (x86 Options): Likewise.
34593 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34597 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
34598 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
34599 to corresponding attribute.
34601 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34603 * doc/extend.texi (Common Function Attributes) <noplt>: Move
34604 to correct alphabetization of table. Copy-edit and correct
34606 <stack_protect>: Likewise.
34607 <target_clones>: Likewise.
34609 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
34610 Correct punctuation.
34611 (Code Gen Options) <-fno-plt>: Copy-edit.
34613 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
34616 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
34617 SI values. Explicitly convert SI to DI and vice-versa.
34619 2016-01-01 Jakub Jelinek <jakub@redhat.com>
34621 PR tree-optimization/69070
34622 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
34623 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
34626 * ubsan.c (ubsan_instrument_float_cast): Call
34627 initialize_sanitizer_builtins.
34630 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
34632 Copyright (C) 2016 Free Software Foundation, Inc.
34634 Copying and distribution of this file, with or without modification,
34635 are permitted in any medium without royalty provided the copyright
34636 notice and this notice are preserved.