1 2016-12-11 Iain Sandoe <iain@codesourcery.com>
3 PR rtl-optimization/71496
4 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
5 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
6 reload_macho_picbase_di): Likewise.
8 2012-12-11 John David Anglin <danglin@gcc.gnu.org>
10 * config/pa/pa.c (pa_callee_copies): New function.
11 * config/pa/pa.opt (mcaller-copies): New option.
12 * doc/invoke.texi (mcaller-copies): Document option.
14 2016-12-11 Uros Bizjak <ubizjak@gmail.com>
17 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
18 <case ASHIFT, case LSHIFTRT>: Consider all constant shifts.
20 (dimode_scalar_chain::compute_convert_gain): Reduce gain for
21 constant shifts larger or equal than 32.
23 2016-12-11 Roger Pau Monné <roger.pau@citrix.com>
25 * config/i386/x86-64.h: Append --32 to the assembler options when
26 -m16 is used on non-glibc systems as well.
28 2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io>
31 * config/i386/mmintrin.h (__m64_u): New type
32 * config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64):
33 Make the allowed unaligned memory access explicit.
35 2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com>
37 * config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD.
38 Generally use cpu generic.
40 2016-12-10 Jakub Jelinek <jakub@redhat.com>
41 Marc Glisse <marc.glisse@inria.fr>
43 PR tree-optimization/78720
44 * match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift
45 is negative, sign extend to @1's type and than AND with C.
47 2016-12-10 Jakub Jelinek <jakub@redhat.com>
50 * tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle
51 non-zero low bound or non-standard element sizes.
54 * lto-streamer-in.c (input_function): In addition to debug stmts
55 without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize
58 2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
60 * config/rs6000/rs6000-passes.def: New file.
61 * config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps.
62 * config/rs6000/rs6000.c (rs6000_option_override): Remove
63 registration of machine-specific passes.
64 (pass_analyze_swaps::clone): New function.
65 * config/rs6000/t-rs6000: Define PASSES_EXTRA.
67 2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org>
70 * ipa-cp.c (propagate_vr_accross_jump_function): Call
71 drop_tree_overflow after fold_convert.
73 2016-12-09 Jakub Jelinek <jakub@redhat.com>
76 * config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot,
77 *and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn
80 2016-12-09 Segher Boessenkool <segher@kernel.crashing.org>
83 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use
84 GET_MODE_BITSIZE. Return 2.
85 (CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle
86 TARGET_POPCNTD the same as TARGET_CTZ.
87 * config/rs6000/rs6000.md (ctz<mode>2): Reimplement.
88 (ffs<mode>2): Reimplement.
90 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
92 PR rtl-optimization/78255
93 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
94 NO_FUNCTION_CSE is true.
96 2016-12-09 Cesar Philippidis <cesar@codesourcery.com>
99 * ipa-icf.c (sem_function::parse): Don't process functions with
100 oacc decl attributes, as they may be OpenACC routines.
102 2016-12-09 David Malcolm <dmalcolm@redhat.com>
104 * rtl.h (get_mem_attrs): Add "const" qualifier to returned
107 2016-12-09 Nathan Sidwell <nathan@acm.org>
110 * convert.c (convert_to_integer_1): Maybe fold conversions to
111 integral types with fewer bits than its mode.
113 2016-12-09 Martin Liska <mliska@suse.cz>
115 * tree-pretty-print.c (pretty_print_string): Escape non-printable
118 2016-12-09 Jakub Jelinek <jakub@redhat.com>
120 PR tree-optimization/78726
121 * tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
122 argument. For lhs uses in debug stmts, don't replace lhs with
123 new_lhs, but with a debug temp set to new_lhs opcode op.
124 (make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
125 OP down to make_new_ssa_for_def.
126 (zero_one_operation): Call make_new_ssa_for_all_defs even when
127 stmts_to_fix is empty, if *def has not changed yet. Pass
128 OPCODE to make_new_ssa_for_all_defs.
130 2016-12-08 Martin Sebor <msebor@redhat.com>
133 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
134 identifier tree nodes.
135 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
136 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
137 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
138 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
139 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
140 * builtins.c (expand_builtin_alloca): Call
141 maybe_warn_alloc_args_overflow.
142 * builtins.def (aligned_alloc, calloc, malloc, realloc):
143 Add attribute alloc_size.
144 (alloca): Add attribute alloc_size and returns_nonnull.
145 * calls.h (maybe_warn_alloc_args_overflow): Declare.
146 * calls.c (alloc_max_size, operand_signed_p): New functions.
147 (maybe_warn_alloc_args_overflow): Define.
148 (initialize_argument_information): Diagnose overflow in functions
149 declared with attaribute alloc_size.
150 * doc/invoke.texi (Warning Options): Document -Walloc-zero and
151 -Walloc-size-larger-than.
153 2016-12-08 Vladimir Makarov <vmakarov@redhat.com>
155 PR rtl-optimization/78671
156 * lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an
159 2016-12-08 Uros Bizjak <ubizjak@gmail.com>
161 * config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
162 (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro.
164 2015-12-08 Wilco Dijkstra <wdijkstr@arm.com>
167 * config/aarch64/aarch64.c (aarch64_classify_address):
168 Set load_store_pair_p for TImode and TFmode.
170 2016-12-08 David Malcolm <dmalcolm@redhat.com>
172 * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
173 regno_reg_rtx resizing logic to...
174 (emit_status::ensure_regno_capacity): ...this new method,
175 and ensure that the buffers are large enough.
176 (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
177 rather than ggc_vec_alloc.
178 * function.h (emit_status::ensure_regno_capacity): New method.
180 2016-12-08 Dmitry Vyukov <dvyukov@google.com>
182 * opts.c (finish_options): Enable -fsanitize-address-use-after-scope
183 only if -fsanitize=address is enabled (not -fsanitize=kernel-address).
184 * doc/invoke.texi (-fsanitize=kernel-address):
185 Don't say that it enables -fsanitize-address-use-after-scope.
187 2016-12-08 Bin Cheng <bin.cheng@arm.com>
190 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
191 sign bit for index step of data reference.
193 2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
195 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
196 Handle SYMBOL_SMALL_TLSGD for ILP32.
197 * config/aarch64/aarch64.md : tlsgd_small modified into
198 tlsgd_small_<mode> to support SImode and DImode.
199 *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
202 2016-12-08 Andrew Pinski <apinski@cavium.com>
204 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
205 Access the lower part of RTX appropriately.
207 2016-12-07 David Malcolm <dmalcolm@redhat.com>
209 * genpreds.c (write_tm_constrs_h): Update for renaming of
210 rtx_reader_ptr to md_reader_ptr.
211 (write_tm_preds_h): Likewise.
212 (write_insn_preds_c): Likewise.
213 * read-md.c (rtx_reader_ptr): Rename to...
214 (md_reader_ptr): ...this, and convert from an
215 rtx_reader * to a md_reader *.
216 (rtx_reader::set_md_ptr_loc): Rename to...
217 (md_reader::set_md_ptr_loc): ...this.
218 (rtx_reader::get_md_ptr_loc): Rename to...
219 (md_reader::get_md_ptr_loc): ...this.
220 (rtx_reader::copy_md_ptr_loc): Rename to...
221 (md_reader::copy_md_ptr_loc): ...this.
222 (rtx_reader::fprint_md_ptr_loc): Rename to...
223 (md_reader::fprint_md_ptr_loc): ...this.
224 (rtx_reader::print_md_ptr_loc): Rename to...
225 (md_reader::print_md_ptr_loc): ...this.
226 (rtx_reader::join_c_conditions): Rename to...
227 (md_reader::join_c_conditions): ...this.
228 (rtx_reader::fprint_c_condition): ...this.
229 (rtx_reader::print_c_condition): Rename to...
230 (md_reader::print_c_condition): ...this.
231 (fatal_with_file_and_line): Update for renaming of
232 rtx_reader_ptr to md_reader_ptr.
233 (rtx_reader::require_char): Rename to...
234 (md_reader::require_char): ...this.
235 (rtx_reader::require_char_ws): Rename to...
236 (md_reader::require_char_ws): ...this.
237 (rtx_reader::require_word_ws): Rename to...
238 (md_reader::require_word_ws): ...this.
239 (rtx_reader::read_char): Rename to...
240 (md_reader::read_char): ...this.
241 (rtx_reader::unread_char): Rename to...
242 (md_reader::unread_char): ...this.
243 (rtx_reader::peek_char): Rename to...
244 (md_reader::peek_char): ...this.
245 (rtx_reader::read_name): Rename to...
246 (md_reader::read_name): ...this.
247 (rtx_reader::read_escape): Rename to...
248 (md_reader::read_escape): ...this.
249 (rtx_reader::read_quoted_string): Rename to...
250 (md_reader::read_quoted_string): ...this.
251 (rtx_reader::read_braced_string): Rename to...
252 (md_reader::read_braced_string): ...this.
253 (rtx_reader::read_string): Rename to...
254 (md_reader::read_string): ...this.
255 (rtx_reader::read_skip_construct): Rename to...
256 (md_reader::read_skip_construct): ...this.
257 (rtx_reader::handle_constants): Rename to...
258 (md_reader::handle_constants): ...this.
259 (rtx_reader::traverse_md_constants): Rename to...
260 (md_reader::traverse_md_constants): ...this.
261 (rtx_reader::handle_enum): Rename to...
262 (md_reader::handle_enum): ...this.
263 (rtx_reader::lookup_enum_type): Rename to...
264 (md_reader::lookup_enum_type): ...this.
265 (rtx_reader::traverse_enum_types): Rename to...
266 (md_reader::traverse_enum_types): ...this.
267 (rtx_reader::rtx_reader): Rename to...
268 (md_reader::md_reader): ...this, and update for renaming of
269 rtx_reader_ptr to md_reader_ptr.
270 (rtx_reader::~rtx_reader): Rename to...
271 (md_reader::~md_reader): ...this, and update for renaming of
272 rtx_reader_ptr to md_reader_ptr.
273 (rtx_reader::handle_include): Rename to...
274 (md_reader::handle_include): ...this.
275 (rtx_reader::handle_file): Rename to...
276 (md_reader::handle_file): ...this.
277 (rtx_reader::handle_toplevel_file): Rename to...
278 (md_reader::handle_toplevel_file): ...this.
279 (rtx_reader::get_current_location): Rename to...
280 (md_reader::get_current_location): ...this.
281 (rtx_reader::add_include_path): Rename to...
282 (md_reader::add_include_path): ...this.
283 (rtx_reader::read_md_files): Rename to...
284 (md_reader::read_md_files): ...this.
285 * read-md.h (class rtx_reader): Split into...
286 (class md_reader): ...new class.
287 (rtx_reader_ptr): Rename to...
288 (md_reader_ptr): ...this, and convert to a md_reader *.
289 (class noop_reader): Update base class to be md_reader.
290 (class rtx_reader): Reintroduce as a subclass of md_reader.
291 (rtx_reader_ptr): Reintroduce as a rtx_reader *.
292 (read_char): Update for renaming of rtx_reader_ptr to
294 (unread_char): Likewise.
295 * read-rtl.c (rtx_reader_ptr): New global.
296 (rtx_reader::apply_iterator_to_string): Rename to...
297 (md_reader::apply_iterator_to_string): ...this.
298 (rtx_reader::copy_rtx_for_iterators): Rename to...
299 (md_reader::copy_rtx_for_iterators): ...this.
300 (rtx_reader::read_conditions): Rename to...
301 (md_reader::read_conditions): ...this.
302 (rtx_reader::record_potential_iterator_use): Rename to...
303 (md_reader::record_potential_iterator_use): ...this.
304 (rtx_reader::read_mapping): Rename to...
305 (md_reader::read_mapping): ...this.
306 (rtx_reader::read_rtx): Use rtx_reader_ptr when calling
308 (rtx_reader::read_rtx_operand): Use get_string_obstack rather
309 than directly accessing m_string_obstack.
310 (rtx_reader::rtx_reader): New ctor.
311 (rtx_reader::~rtx_reader): New dtor.
313 2016-12-07 Martin Sebor <msebor@redhat.com>
319 * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
321 (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
322 (check_memop_sizes): Same.
323 (expand_builtin_memcpy): Call check memop_sizes.
324 (expand_builtin_mempcpy): Same.
325 (expand_builtin_memset): Same,
326 (expand_builtin_bzero): Same.
327 (expand_builtin_memory_chk): Call check_sizes.
328 (expand_builtin_strcpy): Same.
329 (expand_builtin_strncpy): Same.
330 (maybe_emit_sprintf_chk_warning): Same.
331 (expand_builtin): Handle strcat and strncat.
332 (fini_object_sizes): Reset pointers.
333 (compute_object_size): New function.
334 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
335 Avoid issuing warnings also issued during built-in expansion.
336 * doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
338 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
341 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
342 V2DImode elements are SUBREG's convert the result into DImode
343 rather than failing in emit_move_insn.
345 2016-12-07 Jakub Jelinek <jakub@redhat.com>
347 * builtins.c (fold_builtin_strstr): Removed.
348 (fold_builtin_2): Don't call fold_builtin_strstr.
349 * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
350 earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
351 (gimple_fold_builtin_strstr): New function.
352 (gimple_fold_builtin): Call it.
353 * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
356 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
357 var to lhs of new_stmt right before noreturn handling rather than to
358 lhs of e->call_stmt early.
360 2016-12-07 David Malcolm <dmalcolm@redhat.com>
362 * read-md.c (rtx_reader::require_char): New method.
363 (require_char_ws): Convert from function to...
364 (rtx_reader::require_char_ws): ...method.
365 (rtx_reader::require_word_ws): New method.
366 * read-md.h (rtx_reader::require_char): New method decl.
367 (require_char_ws): Remove global decl in favor of...
368 (rtx_reader::require_char_ws): ...new method decl.
369 (rtx_reader::require_word_ws): New method decl.
370 (rtx_reader::peek_char): New method decl.
372 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
374 PR rtl-optimization/78617
375 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
376 registers, also setting hard registers mapped to pseudo registers.
378 2016-12-07 David Malcolm <dmalcolm@redhat.com>
380 * cfgexpand.c (pass_expand::execute): Move stack initializations
381 to rtl_data::init_stack_alignment and call it.
382 * emit-rtl.c (rtl_data::init_stack_alignment): New method.
383 * emit-rtl.h (rtl_data::init_stack_alignment): New method.
385 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
387 * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
388 (ira): Move initialization of crtl->is_leaf earlier.
390 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
392 * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
393 (movtf_aarch64): Likewise.
394 * config/aarch64/aarch64.c (aarch64_classify_address):
395 Use correct intersection of offsets.
396 (aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
397 (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
398 Use 7-bit signed scaled mode for modes > 16 bytes.
400 2016-12-07 James Greenhalgh <james.greenhalgh@arm.com>
402 PR rtl-optimization/78561
403 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
404 constant_pool_empty_p in place of get_pool_size_upper_bound.
405 (rs6000_stack_info): Likewise.
406 (rs6000_emit_prologue): Likewise.
407 (rs6000_elf_declare_function_name): Likewise.
408 (rs6000_set_up_by_prologue): Likewise.
409 (rs6000_can_eliminate): Likewise.
410 * output.h (get_pool_size_upper_bound): Delete.
411 (constant_pool_empty_p): New.
412 * varasm.c (get_pool_size_upper_bound): Delete
413 (constant_pool_empty_p): New.
415 2016-12-07 Bin Cheng <bin.cheng@arm.com>
417 PR tree-optimization/78691
418 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
419 Require integral type for the outer expression.
421 2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
423 * config/aarch64/aarch64.c
424 (aarch64_builtin_support_vector_misalignment): New.
425 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
427 2016-12-06 David Malcolm <dmalcolm@redhat.com>
430 * config/i386/i386.c (ix86_test_dumping_memory_blockage):
431 Conditionalize the string comparison on Pmode == DImode.
433 2016-12-06 Tom de Vries <tom@codesourcery.com>
435 PR tree-optimization/67955
436 * tree-ssa-alias.c (same_addr_size_stores_p): New function.
437 (stmt_kills_ref_p): Use it.
439 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
442 * calls.c (expand_call): Move back call to prepare_call_address.
444 2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
447 * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
448 ?* constraints for the ISA 3.0 patterns, so the register allocator
449 is more likely to allocate QImode/HImode to vector registers for
450 conversion to floating point unless a reload is needed.
451 (zero_extendhi<mode>2): Likewise.
452 (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
453 first alternative which is converting QImode/HImode to floating
454 point and the QImode/HImode value is in a vector register, and
455 does not allocate the second pseudo register. Remove zero
456 extending into traditional floating point registers, since the
457 instruction used only works on traditional altivec registers.
458 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
460 2016-12-06 David Malcolm <dmalcolm@redhat.com>
462 * config/i386/i386.c: Include print-rtl.h.
463 (selftest::ix86_test_dumping_memory_blockage): New function.
464 (selftest::ix86_run_selftests): Call it.
465 * print-rtl-function.c (print_rtx_function): Create an
466 rtx_reuse_manager and use it.
467 * print-rtl.c: Include "rtl-iter.h".
468 (rtx_writer::rtx_writer): Add reuse_manager param.
469 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
470 (uses_rtx_reuse_p): New function.
471 (rtx_reuse_manager::preprocess): New function.
472 (rtx_reuse_manager::has_reuse_id): New function.
473 (rtx_reuse_manager::seen_def_p): New function.
474 (rtx_reuse_manager::set_seen_def): New function.
475 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
476 prefix the first time in_rtx is seen, and print reuse_rtx
478 (print_inline_rtx): Supply NULL for new reuse_manager param.
479 (debug_rtx): Likewise.
480 (print_rtl): Likewise.
481 (print_rtl_single): Likewise.
482 (rtx_writer::print_rtl_single_with_indent): Likewise.
483 * print-rtl.h: Include bitmap.h when building for host.
484 (rtx_writer::rtx_writer): Add reuse_manager param.
485 (rtx_writer::m_rtx_reuse_manager): New field.
486 (class rtx_reuse_manager): New class.
487 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
488 param and use it when constructing rtx_writer.
489 (selftest::test_dumping_rtx_reuse): New function.
490 (selftest::rtl_tests_c_tests): Call it.
491 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
492 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
493 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
494 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
496 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
499 * lra-lives.c (process_bb_lives): Update biggest mode for
500 implicitly used hard reg.
502 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
504 * config/i386/predicates.md (general_gr_operand): New predicate.
505 * config/i386/i386.md (TImode and DImode push_operand splitter):
506 Use general_gr_operand. Macroize using DWI mode macro.
507 (TImode and DImode nonimmediate_operand splitter): Use
508 nonimmediate_gr_operand and general_gr_operand. Macroize using
510 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
511 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
512 and general_gr_operand.
513 (XFmode nonimmediate_operand splitter): Ditto.
514 (DFmode nonimmediate_operand splitter): Ditto.
515 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
517 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
519 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
520 alphabetical order with respect to other ARMv8 processors.
521 * config/arm/arm-tables.opt: Regenerate.
522 * config/arm/arm-tune.md: Likewise.
524 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
526 * config/mips/mips.c (mips_expand_builtin_insn): Check input
527 ranges of literal integer arguments.
529 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
532 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
533 destroy_predicate_vecs.
534 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
536 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
539 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
540 argument type to a pred_chain.
541 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
543 (flatten_out_predicate_chains): Remove.
544 (uninit_uses_cannot_happen): Rename from
545 uninit_ops_invalidate_phi_use.
546 Change logic so that we are checking that the PHI use will
547 invalidate _ALL_ possibly uninitialized operands.
548 (is_use_properly_guarded): Rename call to
549 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
551 2016-12-06 Tamar Christina <tamar.christina@arm.com>
553 * gcc/config/aarch64/arm_neon.h
554 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
555 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
556 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
557 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
558 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
559 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
560 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
561 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
562 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
563 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
564 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
565 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
566 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
567 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
569 2016-12-06 Jakub Jelinek <jakub@redhat.com>
572 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
573 plus offset is non-zero. For maybe_nonzero_address decl base0,
574 require indirect_base0.
577 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
578 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
579 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
580 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
581 and arguments have no side-effects, return 0.
582 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
585 * fold-const-call.c (fold_const_call): Handle
586 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
588 PR tree-optimization/78675
589 * tree-vect-loop.c (vectorizable_live_operation): For
590 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
591 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
593 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
596 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
597 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
598 (copy_insn_1) <CLOBBER>: Likewise.
600 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
603 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
604 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
605 comparing signed to unsigned values.
606 (FUNCTION_ARG_REGNO_P): Likewise.
608 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
609 Stefan Freudenberger <stefan@reservoir.com>
611 PR tree-optimization/78646
612 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
613 addition used for the memory base expression should have the type
616 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
619 * config.gcc (*-*-uclinux*): Enable posix threads.
621 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
623 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
624 * config/i386/avx512dqintrin.h: Ditto.
625 * config/i386/avx512fintrin.h: Ditto.
626 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
627 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
628 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
629 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
630 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
631 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
633 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
634 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
635 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
636 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
637 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
638 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
639 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
640 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
641 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
643 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
645 * combine.c: Revert r243162.
647 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
649 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
650 X tests a single bit.
652 2016-12-05 Nathan Sidwell <nathan@acm.org>
654 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
655 (diagnostic_action_after_output): ... here.
656 (diagnostic_report_diagnostic): Call it for non-notes.
657 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
658 (diagnostic_check_max_errors): Declare.
660 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
662 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
663 (ENDFILE_SPEC): Likewise.
665 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
667 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
668 * config/arc/arc.c (arc_unspec_offset): New function.
669 (arc_finalize_pic): Change.
670 (arc_emit_call_tls_get_addr): Likewise.
671 (arc_legitimize_tls_address): Likewise.
672 (arc_legitimize_pic_address): Likewise.
673 (insn_is_tls_gd_dispatch): Remove.
674 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
675 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
676 (tls_gd_dispatch): Likewise.
678 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
680 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
683 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
685 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
686 (sparc_split_reg_mem_legitimate): ...this.
687 (sparc_split_reg_mem): Declare.
688 (sparc_split_mem_reg): Likewise.
689 (sparc_split_regreg_legitimate): Rename to...
690 (sparc_split_reg_reg_legitimate): ...this.
691 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
692 (sparc_split_reg_mem_legitimate): ...this.
693 (sparc_split_reg_mem): New function.
694 (sparc_split_mem_reg): Likewise.
695 (sparc_split_regreg_legitimate): Rename to...
696 (sparc_split_reg_reg_legitimate): ...this.
697 (sparc_split_reg_reg): New function.
698 * config/sparc/sparc.md (lra): Remove "none" value.
699 (enabled): Adjust to above change.
700 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
701 (DImode splitters): Adjust to above renamings and use new functions.
702 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
703 (DFmode splitters): Adjust to above renamings and use new functions.
704 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
705 constraint in conjunction with e.
706 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
707 alternative and reorder others.
708 (VM64:mode splitters): Adjust to above renamings and use new functions.
710 2016-12-04 Martin Sebor <msebor@redhat.com>
713 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
714 identifier tree nodes.
715 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
716 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
717 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
718 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
719 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
720 * builtins.def (aligned_alloc, calloc, malloc, realloc):
721 Add attribute alloc_size.
722 (alloca): Add attribute alloc_size and returns_nonnull.
724 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
727 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
728 (dimode_scalar_chain::compute_convert_gain): Ditto.
729 (dimode_scalar_chain::convert_insn): Ditto.
731 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
733 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
734 cases to build a lowpart SUBREG.
736 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
737 David S. Miller <davem@davemloft.net>
739 * config/sparc/constraints.md (U): Adjust comment.
740 * config/sparc/sparc.md (lra): New attribute.
741 (enabled): For base instructions, if the lra attribute is set,
742 return 1 if it is in keeping with TARGET_LRA.
743 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
744 constraint and duplicate them with U replaced by r.
745 (*movdf_insn_sp32): Likewise.
746 (*mov<VM64:mode>_insn_sp32): Likewise.
747 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
749 2016-12-02 Jeff Law <law@redhat.com>
751 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
752 variable main_variant.
754 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
756 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
757 default on PowerPC linux systems.
759 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
761 PR rtl-optimization/78638
762 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
763 GET_MODE (op). Fix this.
765 2016-12-02 David Malcolm <dmalcolm@redhat.com>
768 * selftest.c (selftest::assert_strndup_eq): Rename to...
769 (selftest::assert_xstrndup_eq): ...this, and remove call to
771 (selftest::test_strndup): Rename to...
772 (selftest::test_xstrndup): ...this, updating for above renaming.
773 (selftest::test_libiberty): Update for renaming.
775 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
778 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
779 subversion id 242679 that causes the wrong store instruction to be
780 generated if a DImode is in an Altivec register using REG+REG
783 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
786 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
787 and corresponding post-reload splitter.
789 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
791 * config/aarch64/aarch64.h (machine_function): Add
792 reg_is_wrapped_separately field.
793 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
794 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
796 (aarch64_save_callee_saves): Don't save registers that are wrapped
798 (aarch64_restore_callee_saves): Don't restore registers that are
800 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
801 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
802 (aarch64_get_separate_components): New function.
803 (aarch64_get_next_set_bit): Likewise.
804 (aarch64_components_for_bb): Likewise.
805 (aarch64_disqualify_components): Likewise.
806 (aarch64_emit_prologue_components): Likewise.
807 (aarch64_emit_epilogue_components): Likewise.
808 (aarch64_set_handled_components): Likewise.
809 (aarch64_process_components): Likewise.
810 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
811 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
812 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
813 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
814 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
815 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
817 2016-12-02 Martin Jambor <mjambor@suse.cz>
819 * passes.def: Move pass_rebuild_cgraph_edges to the end of
820 pass_build_ssa_passes.
822 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
824 * config/alpha/alpha.md (exception_receiver): Copy
825 alpha_gp_ave_rtx return value.
827 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
829 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
830 for several include directories that may be relative to sysroot.
831 * config/i386/x-mingw32 (gplus_includedir): Define.
832 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
833 (native_system_includedir): Likewise.
834 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
835 override if TARGET_SYSTEM_ROOT is defined.
836 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
838 2016-12-02 Jakub Jelinek <jakub@redhat.com>
841 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
842 (dimode_scalar_chain::compute_convert_gain): Likewise.
843 (dimode_scalar_chain::convert_insn): Likewise.
844 * config/i386/i386.md (*one_cmpldi2_doubleword): New
845 define_insn_and_split.
846 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
849 * rtl.c (copy_rtx): Don't clear used flag here.
850 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
852 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
853 'E' in format, copy all vectors.
854 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
855 * valtrack.c (cleanup_auto_inc_dec): Likewise.
856 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
858 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
859 Thomas Preud'homme <thomas.preudhomme@arm.com>
861 * config/arm/arm-builtins.c (arm_builtins): Define
862 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
863 (bdesc_2arg): Add line for cmse_nonsecure_caller.
864 (arm_init_builtins): Handle cmse_nonsecure_caller.
865 (arm_expand_builtin): Likewise.
866 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
868 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
869 Thomas Preud'homme <thomas.preudhomme@arm.com>
871 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
872 (cmse_nonsecure_call_clear_caller_saved): New.
873 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
874 (arm_function_ok_for_sibcall): Disable sibcalls for
876 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
877 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
878 (call_value): Likewise.
879 (nonsecure_call_internal): New.
880 (nonsecure_call_value_internal): New.
881 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
882 (*nonsecure_call_value_reg_thumb1_v5): New.
883 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
884 (*nonsecure_call_value_reg_thumb2): New.
885 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
887 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
888 Thomas Preud'homme <thomas.preudhomme@arm.com>
890 * config/arm/arm.c (gimplify.h): New include.
891 (arm_handle_cmse_nonsecure_call): New.
892 (arm_attribute_table): Added cmse_nonsecure_call.
893 (arm_comp_type_attributes): Deny compatibility of function types
894 with without the cmse_nonsecure_call attribute.
895 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
897 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
898 Thomas Preud'homme <thomas.preudhomme@arm.com>
900 * config/arm/arm.c (output_return_instruction): Clear
902 (thumb2_expand_return): Likewise.
903 (thumb1_expand_epilogue): Likewise.
904 (thumb_exit): Likewise.
905 (arm_expand_epilogue): Likewise.
906 (cmse_nonsecure_entry_clear_before_return): New.
907 (comp_not_to_clear_mask_str_un): New.
908 (compute_not_to_clear_mask): New.
909 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
910 * config/arm/thumb2.md (*thumb2_return): Disable for
911 cmse_nonsecure_entry functions.
912 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
913 cmse_nonsecure_entry functions.
915 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
916 Thomas Preud'homme <thomas.preudhomme@arm.com>
918 * config/arm/arm.c (use_return_insn): Change to return with bxns
919 when cmse_nonsecure_entry.
920 (output_return_instruction): Likewise.
921 (arm_output_function_prologue): Likewise.
922 (thumb_pop): Likewise.
923 (thumb_exit): Likewise.
924 (thumb2_expand_return): Assert that entry functions always have simple
926 (arm_expand_epilogue): Handle entry functions.
927 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
928 (arm_asm_declare_function_name): New.
929 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
930 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
931 use arm_asm_declare_function_name.
933 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
934 Thomas Preud'homme <thomas.preudhomme@arm.com>
936 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
937 (arm_attribute_table): Added cmse_nonsecure_entry
938 (arm_compute_func_type): Handle cmse_nonsecure_entry.
939 (cmse_func_args_or_return_in_stack): New.
940 (arm_handle_cmse_nonsecure_entry): New.
941 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
942 (IS_CMSE_ENTRY): Likewise.
943 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
945 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
946 Thomas Preud'homme <thomas.preudhomme@arm.com>
948 * config.gcc (extra_headers): Added arm_cmse.h.
949 * config/arm/arm-arches.def (ARM_ARCH):
950 (armv8-m): Add FL2_CMSE.
951 (armv8-m.main): Likewise.
952 (armv8-m.main+dsp): Likewise.
954 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
955 * config/arm/arm-flags.h: Define FL2_CMSE.
956 * config/arm.c (arm_arch_cmse): New.
957 (arm_option_override): New error for unsupported cmse target.
958 * config/arm/arm.h (arm_arch_cmse): New.
959 * config/arm/arm.opt (mcmse): New.
960 * config/arm/arm_cmse.h: New file.
961 * doc/invoke.texi (ARM Options): Add -mcmse.
962 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
963 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
965 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
967 * config/avr/avr.c: Fix coding rule glitches.
969 2016-12-02 Martin Jambor <mjambor@suse.cz>
971 * hsa.c (hsa_callable_function_p): Return false for artificial
974 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
976 PR rtl-optimization/78561
977 * varasm.c (recompute_pool_offsets): New.
978 (output_constant_pool): Call it.
980 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
982 PR rtl-optimization/78561
983 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
984 get_pool_size to get_pool_size_upper_bound.
985 (rs6000_stack_info): Likewise.
986 (rs6000_emit_prologue): Likewise.
987 (rs6000_elf_declare_function_name): Likewise.
988 (rs6000_set_up_by_prologue): Likewise.
989 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
990 * output.h (get_pool_size): Rename to...
991 (get_pool_size_upper_bound): ...This.
992 * varasm.c (get_pool_size): Rename to...
993 (get_pool_size_upper_bound): ...This.
995 2016-12-02 Bin Cheng <bin.cheng@arm.com>
997 * match.pd: Add new pattern:
998 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
1000 2016-12-02 Nathan Sidwell <nathan@acm.org>
1002 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
1005 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
1008 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
1011 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1013 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
1016 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1018 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
1019 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
1020 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
1021 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
1022 avr_mcu_types.flash_size to compute default value.
1023 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
1024 mcu->flash_size to compute value for spec.
1026 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1028 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
1029 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
1030 about linker description to avoid progmem altogether.
1031 [absdata]: Point to -mabsdata option.
1033 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1035 PR rtl-optimization/78547
1036 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
1037 DECL_INCOMING_RTL is not shared.
1038 * config/i386/i386.c (convert_scalars_to_vectors): If any
1039 insns have been converted, adjust all parameter's DEC_RTL and
1040 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
1043 PR rtl-optimization/78575
1044 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
1045 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
1046 if not already wrapped in a subreg. Make sure df_insn_rescan does not
1047 affect further iterations.
1049 2016-12-02 Martin Liska <mliska@suse.cz>
1052 * sreal.c (sreal::to_int): Make absolute value before shifting.
1053 (sreal::operator/): Likewise.
1054 (sreal_verify_negative_division): New test.
1055 (void sreal_c_tests): Call the new test.
1056 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
1058 (sreal::normalize_down): Likewise.
1060 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1062 * combine.c (combine_simplify_rtx): Suppress replacement of
1063 "(and (reg) (const_int bit))" with "if_then_else".
1065 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1068 * config/s390/s390.md ("extzv")
1069 ("*extzv<mode><clobbercc_or_nocc>")
1070 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
1071 ("*<risbg_n>_ior_and_sr_ze")
1072 ("*extract1bitdi<clobbercc_or_nocc>")
1073 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
1074 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
1075 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
1076 to validate the arguments of zero_extract and sign_extract.
1078 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1081 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
1083 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1085 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
1087 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
1090 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1092 * config/s390/vector.md (vec_halfhalf): New mode iterator.
1093 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
1094 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
1095 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
1096 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
1097 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
1098 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
1099 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
1100 ("vec_unpacku_lo_v4si"): New pattern definitions.
1101 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
1104 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1106 * config/s390/s390-protos.h (s390_reverse_condition): New
1108 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
1110 (s390_reverse_condition): New function.
1111 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
1114 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1116 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
1117 (CCVHUANY): Remove modes.
1118 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
1120 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
1121 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
1123 (s390_branch_condition_mask): Adjust to use the new cc consumer
1124 modes. The new modes allow for proper reversal in the middle-end.
1125 (s390_expand_vec_compare_cc): Determine the proper cc producer and
1126 consumer modes for a comparison.
1127 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
1128 throughout the file.
1129 * config/s390/vx-builtins.md: Likewise.
1131 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
1133 * asan.c (asan_global_struct): Refactor.
1134 (create_odr_indicator): New function.
1135 (asan_needs_odr_indicator_p): Likewise.
1136 (is_odr_indicator): Likewise.
1137 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
1139 (asan_protect_global): Do not protect odr indicators.
1141 2016-12-01 Jeff Law <law@redhat.com>
1143 * tree-ssa-threadedge.c
1144 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
1145 propagation of operands if there are no operands.
1147 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1149 PR tree-optimization/78586
1150 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
1151 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
1152 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
1153 type is INTEGER_TYPE or POINTER_TYPE.
1155 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1158 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
1159 (vextuhrx): Likewise.
1160 (vextuwlx): Likewise.
1161 (vextuwrx): Likewise.
1163 2016-12-01 David Malcolm <dmalcolm@redhat.com>
1165 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
1166 early_dwarf_finished.
1168 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
1169 David S. Miller <davem@davemloft.net>
1171 * config/sparc/sparc.opt (mlra): New target option.
1172 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
1173 (sparc_lra_p): ...this. New function.
1174 (D_MODES, DF_MODES): Add missing cast.
1175 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
1176 provide these insns when flag_pic.
1177 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
1178 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
1179 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
1180 embmedany_textulo, embmedany_textlo): Likewise.
1181 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
1183 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
1187 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
1189 2016-12-01 Richard Biener <rguenther@suse.de>
1190 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1192 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
1193 memset if len-oldlen != 0.
1194 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
1196 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
1198 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
1200 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
1202 * config/avr/avr.c: Fix coding rule glitches.
1204 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
1206 PR tree-optimization/78598
1207 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
1210 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
1212 PR rtl-optimization/78596
1213 * combine.c (simplify_comparison): Cast to unsigned to avoid
1214 left shifting of negative value.
1216 2016-12-01 Matthias Klose <doko@ubuntu.com>
1218 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
1220 2016-12-01 Richard Biener <rguenther@suse.de>
1222 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
1223 treat arrays with same type as objects that cannot overlap.
1225 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
1227 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
1228 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
1229 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
1231 2016-12-01 Jakub Jelinek <jakub@redhat.com>
1234 * dwarf2out.c (loc_descr_plus_const): For negative offset use
1235 uint_loc_descriptor instead of int_loc_descriptor and perform negation
1236 in unsigned HOST_WIDE_INT type.
1237 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
1240 * config/rs6000/rs6000.c (rs6000_frame_related): Call
1241 set_used_flags (pat) before any simplifications. Clear used flag on
1242 PARALLEL copy. Don't guard add_reg_note call. Call
1243 copy_rtx_if_shared on pat before storing it into
1244 REG_FRAME_RELATED_EXPR.
1246 2016-12-01 Alan Modra <amodra@gmail.com>
1248 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
1249 look inside UNSPEC_VSX_XXSPLTW vec.
1251 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
1253 PR rtl-optimization/78607
1254 * combine.c (try_combine): Emit a barrier after a unconditional trap.
1256 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1259 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
1260 element is not a constant or in a register, force it to a
1264 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
1265 that will be set to a vector element to be in a register.
1266 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
1267 the wrong multiplier to convert the element number to a byte
1270 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
1272 PR tree-optimization/77856
1273 * lra-constraints.c (inherit_in_ebb): Check original regno for
1274 invalid invariant regs too. Set only clobbered hard regs for the
1275 invalid invariant regs.
1277 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
1279 Commit files forgotten in r242966.
1281 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
1282 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
1283 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
1284 prefix check to find wrap-around value, instead use MCU flash size.
1285 For 8k flash devices, update link_pmem_wrap spec string to
1286 add --pmem-wrap-around=8k.
1287 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
1289 (LINK_SPEC): ...to here.
1291 2016-11-30 David Malcolm <dmalcolm@redhat.com>
1294 * selftest.c (selftest::assert_strndup_eq): New function.
1295 (selftest::test_strndup): New function.
1296 (selftest::test_libiberty): New function.
1297 (selftest::selftest_c_tests): Call test_libiberty.
1299 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1301 PR rtl-optimization/78610
1302 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
1305 2016-11-30 Bin Cheng <bin.cheng@arm.com>
1307 PR tree-optimization/78574
1308 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
1309 header PHI that doesn't define biv.
1311 2016-11-30 Jakub Jelinek <jakub@redhat.com>
1313 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
1316 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
1317 sharing the SUBREG rtx between move and following insn.
1319 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
1320 for REG_EQUIV argument.
1322 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
1324 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
1326 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
1329 * real.c (real_hash): Add cast to avoid left
1330 shifting of negative values.
1332 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1335 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
1336 from a subreg in operands[1] and don't call REGNO on a non-reg
1337 expression when deciding to force operands[2] into a reg.
1339 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
1340 Andrew Burgess <andrew.burgess@embecosm.com>
1342 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
1343 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
1344 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
1345 * config/arc/arc700.md: Add define_bypass for store/load.
1347 2016-11-30 Martin Liska <mliska@suse.cz>
1349 * cgraph.c (symbol_table::initialize): Initialize
1350 ipa_clones_dump_file.
1351 (cgraph_node::remove): Report to ipa_clones_dump_file.
1352 * cgraph.h: Add new argument (suffix) to cloning methods.
1353 * cgraphclones.c (dump_callgraph_transformation): New function.
1354 (cgraph_node::create_clone): New argument.
1355 (cgraph_node::create_virtual_clone): Likewise.
1356 (cgraph_node::create_version_clone): Likewise.
1357 * dumpfile.c: Add .ipa-clones dump file.
1358 * dumpfile.h (enum tree_dump_index): Add TDI_clones
1359 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
1360 to dump_callgraph_transformation.
1362 2016-11-30 Martin Liska <mliska@suse.cz>
1365 * asan.c (asan_expand_mark_ifn): Properly
1366 select a VAR_DECL from FRAME.* component reference.
1368 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1370 PR rtl-optimization/78583
1371 * simplify-rtx.c (simplify_truncation): Add check missing from the
1374 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1376 PR rtl-optimization/78590
1377 * combine.c (change_zero_ext): Transform zero_extend of subregs only
1378 if the subreg_reg is a scalar integer mode.
1380 2016-11-30 Jakub Jelinek <jakub@redhat.com>
1382 PR tree-optimization/78586
1383 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
1384 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
1385 Don't build_int_cst min/max twice. Formatting fix.
1387 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
1389 PR rtl-optimization/78588
1390 * combine.c (if_then_else_cond): Also guard against BLKmode.
1391 * rtlanal.c (num_sign_bit_copies1): Add assert.
1393 2016-11-29 Jeff Law <law@redhat.com>
1395 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
1398 * lra-constraints.c (check_and_process_move): Constrain the
1399 range of DCLASS and SCLASS to avoid false positive out of bounds
1400 array index warning.
1402 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1404 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
1406 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1408 PR preprocessor/78569
1409 * input.c (get_substring_ranges_for_loc): Fail gracefully if
1410 line directives were present.
1412 2016-11-30 Matthias Klose <doko@ubuntu.com>
1414 * doc/install.texi: Document configure options --enable-objc-gc
1415 and --with-target-bdw-gc.
1417 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1420 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
1421 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
1422 residing in traditional altivec registers can be stored
1425 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
1428 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
1429 overhead loop start between a call and its CALL_ARG_LOCATION
1432 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
1434 * config/bfin/linux.h (CPP_SPEC): Define.
1436 2016-11-29 Martin Sebor <msebor@redhat.com>
1438 PR tree-optimization/78512
1439 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
1440 * config/rs6000/linux.h: Same.
1441 * config/rs6000/linux64.h: Same.
1442 * config/sol2.h: Same.
1443 * config/sol2.c (solaris_printf_pointer_format): Remove.
1444 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
1445 * doc/tm.texi: Regenerate.
1446 * gimple-ssa-sprintf.c (format_pointer): Rempove.
1447 (pass_sprintf_length::compute_format_length): Return bool.
1448 (pass_sprintf_length::handle_gimple_call): Adjust.
1449 * target.def (printf_pointer_format): Remove.
1450 * targhooks.c (default_printf_pointer_format): Remove.
1451 (linux_printf_pointer_format): Same.
1452 * targhooks.h (default_printf_pointer_format): Remove.
1453 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
1455 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
1457 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
1459 (SWI1248_AVX512BWDQ): Ditto.
1460 (SWI1248_AVX512BW): Ditto.
1461 (k<any_logic:code><mode>): Ditto.
1462 (kandn<mode>): Ditto.
1463 (kxnor<mode>): Ditto.
1464 (knot<mode>): Ditto.
1465 (*k<any_lshift:code><mode>): Ditto.
1466 (kortestzhi, kortestchi): Ditto.
1467 (kunpckhi, kunpcksi, kunpckdi): Ditto.
1469 2016-11-29 Andrew Pinski <apinski@cavium.com>
1471 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
1474 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
1477 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
1478 to stack before call mcount.
1479 (tilegx_can_use_return_insn_p): Clean up code.
1481 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1483 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
1485 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1491 * spellcheck.c (selftest::test_find_closest_string): Verify that
1492 we don't offer the goal string as a suggestion.
1493 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
1494 offer the goal string as a suggestion.
1497 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
1499 * config/arc/arc.c (arc_override_options): Avoid selection of
1500 compact casesi for ARCv2.
1502 2016-11-29 Richard Biener <rguenther@suse.de>
1504 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
1505 PHIs after a regular stmt.
1506 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
1509 2016-11-29 Martin Liska <mliska@suse.cz>
1511 PR gcov-profile/78582
1512 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
1513 to prevent PHI argument clash.
1515 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
1517 * config/arc/arc.opt (marclinux): Fix typo.
1518 (marclinux_prof): Likewise.
1520 2016-11-29 Jiong Wang <jiong.wang@arm.com>
1522 * target.def (stack_protect_runtime_enabled_p): New.
1523 * function.c (expand_function_end): Guard stack_protect_epilogue with
1524 targetm.stack_protect_runtime_enabled_p.
1525 * cfgexpand.c (pass_expand::execute): Likewise.
1526 * calls.c (expand_call): Likewise.
1527 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
1528 * doc/tm.texi: Regenerate.
1530 2016-11-29 Richard Biener <rguenther@suse.de>
1533 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
1535 2016-11-29 Janus Weil <janus@gcc.gnu.org>
1537 * doc/contrib.texi: Add a few missing gfortran contributors.
1539 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
1541 * combine.c (change_zero_ext): Also handle extends from a subreg
1542 to a mode bigger than that of the operand of the subreg.
1544 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
1547 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
1548 stack_restore_tie insn instead of stack_tie, for the SVR4 and
1550 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
1552 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1554 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
1555 head_components and tail_components.
1556 (spread_components): New algorithm.
1557 (emit_common_tails_for_components): Clear head_components and
1559 (insert_prologue_epilogue_for_components): Write extra output to the
1560 dump file for sibcalls and abnormal exits.
1562 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1564 PR rtl-optimization/78342
1565 * combine.c: Include "cfghooks.h".
1566 (try_combine): If we create an unconditional trap, break the basic
1567 block in two just after it, and remove the edge between; also, set
1568 the *new_direct_jump_p flag so that cleanup_cfg is run.
1570 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1572 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
1575 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1577 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
1578 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
1579 output template string.
1580 (*anddi_1): Use multi-line output template string.
1583 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1586 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
1587 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
1588 note has been removed.
1589 * postreload.c (reload_combine_recognize_pattern): If
1590 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
1592 2016-11-28 Martin Sebor <msebor@redhat.com>
1595 * gimple-ssa-sprintf.c (target_max_value): Remove.
1596 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
1597 (get_width_and_precision): New function.
1598 (format_integer, format_floating, get_string_length, format_string):
1599 Correct handling of width and precision with unknown value.
1600 (format_directive): Add warning.
1601 (pass_sprintf_length::compute_format_length): Allow for precision
1602 to consist of a sole period with no asterisk or digits after it.
1604 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1606 PR rtl-optimization/78546
1607 * simplify-rtx.c (neg_const_int): When negating most negative
1608 number in mode wider than HOST_BITS_PER_WIDE_INT, use
1609 simplify_const_unary_operation to produce CONST_DOUBLE or
1611 (simplify_plus_minus): Handle the case where neg_const_int
1612 doesn't return a CONST_INT.
1614 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
1617 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
1618 left shifting of negative values.
1620 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1623 * tree-nested.c (convert_local_reference_stmt): After adding
1624 shared (FRAME.NN) clause to omp parallel, task or target,
1625 add it also to all outer omp parallel, task or target constructs.
1627 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1629 * config/i386/i386.md (UNSPEC_KMASKOP): New.
1630 (UNSPEC_KMOV): Remove.
1631 (kmovw): Expand to plain HImode move.
1632 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
1633 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
1634 Remove corresponding clobber-removing splitter.
1635 (*anddi_1): Remove mask register alternatives.
1639 (*<any_or:code><mode>_1): Ditto.
1640 (*<any_or:code>qi_1): Ditto.
1641 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
1642 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
1643 Remove corresponding splitter to operation with general registers.
1644 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
1645 (*andn<SWI12:mode>): New pattern.
1646 (*kxnor<mode>): Remove general register alternatives. Tag pattern
1647 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
1648 with general registers.
1649 (knot<mode>): New insn pattern.
1650 (*one_cmpl<mode>2_1): Remove mask register alternatives.
1651 (one_cmplqi2_1): Ditto.
1652 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
1653 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
1654 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
1655 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
1656 to generate kmaskop shift.
1657 (vec_unpacks_hi_<mode>): Ditto.
1658 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
1659 Use CODE_FOR_kandhi.
1660 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
1661 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
1662 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
1664 2016-11-28 Richard Biener <rguenther@suse.de>
1666 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
1667 to SSA names via extract_range_from_ssa_name if allowed.
1669 2016-11-28 Richard Biener <rguenther@suse.de>
1671 PR tree-optimization/78542
1672 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
1675 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
1677 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
1678 isolates a single bit, even if the condition involves subregs.
1680 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1682 * config/aarch64/aarch64-simd-builtins.def
1683 (BSL_P): Added di and v2di mode.
1684 * config/aarch64/arm_neon.h
1685 (vsriq_n_p64, vsri_n_p64): Added poly type.
1686 (vextq_p64, vext_p64): Likewise.
1687 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
1689 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1691 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
1692 (TYPES_GETREGP): Likewise.
1693 (TYPES_SHIFTINSERTP): Likewise.
1694 (TYPES_COMBINEP): Likewise.
1695 (TYPES_STORE1P): Likewise.
1696 * config/aarch64/aarch64-simd-builtins.def
1697 (combine): Added poly generator.
1698 (get_dregoi): Likewise.
1699 (get_dregci): Likewise.
1700 (get_dregxi): Likewise.
1704 * config/aarch64/arm_neon.h
1705 (poly64x1x2_t, poly64x1x3_t): New.
1706 (poly64x1x4_t, poly64x2x2_t): Likewise.
1707 (poly64x2x3_t, poly64x2x4_t): Likewise.
1708 (poly64x1_t): Likewise.
1709 (vcreate_p64, vcombine_p64): Likewise.
1710 (vdup_n_p64, vdupq_n_p64): Likewise.
1711 (vld2_p64, vld2q_p64): Likewise.
1712 (vld3_p64, vld3q_p64): Likewise.
1713 (vld4_p64, vld4q_p64): Likewise.
1714 (vld2_dup_p64, vld3_dup_p64): Likewise.
1715 (vld4_dup_p64, vsli_n_p64): Likewise.
1716 (vsliq_n_p64, vst1_p64): Likewise.
1717 (vst1q_p64, vst2_p64): Likewise.
1718 (vst3_p64, vst4_p64): Likewise.
1719 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
1720 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
1721 (vget_lane_p64, vgetq_lane_p64): Likewise.
1722 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
1723 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
1724 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
1725 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
1726 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
1727 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
1728 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
1729 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
1730 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
1731 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
1732 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
1733 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
1734 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
1735 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
1736 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
1737 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
1738 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
1739 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
1740 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
1741 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
1742 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
1743 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
1744 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
1745 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
1746 (vset_lane_p64, vsetq_lane_p64): Likewise.
1747 (vget_low_p64, vget_high_p64): Likewise.
1748 (vcombine_p64, vst2_lane_p64): Likewise.
1749 (vst3_lane_p64, vst4_lane_p64): Likewise.
1750 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
1751 (vst4q_lane_p64, vget_lane_p64): Likewise.
1752 (vget_laneq_p64, vset_lane_p64): Likewise.
1753 (vset_laneq_p64, vcopy_lane_p64): Likewise.
1754 (vcopy_laneq_p64, vdup_n_p64): Likewise.
1755 (vdupq_n_p64, vdup_lane_p64): Likewise.
1756 (vdup_laneq_p64, vld1_p64): Likewise.
1757 (vld1q_p64, vld1_dup_p64): Likewise.
1758 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
1759 (vmov_n_p64, vmovq_n_p64): Likewise.
1760 (vst3q_p64, vst4q_p64): Likewise.
1761 (vld1_lane_p64, vld1q_lane_p64): Likewise.
1762 (vst1_lane_p64, vst1q_lane_p64): Likewise.
1763 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
1764 (vdupq_laneq_p64): Likewise.
1766 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1768 * config/arm/arm_neon.h (vget_lane_p64): New.
1770 2016-11-28 Iain Sandoe <iain@codesourcery.com>
1773 * configure.ac (with_ld64): Use portable method to extract the
1774 major part of the version number.
1775 * configure: Regenerated.
1777 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1779 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
1780 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
1781 intmax_t couldn't be determined.
1782 (format_integer): Make {,u}intmax_type_node no longer static,
1783 initialize them only when needed. For z and t use
1784 signed_or_unsigned_type_for instead of assuming size_t and
1785 ptrdiff_t have the same precision.
1788 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
1789 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
1790 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
1791 vector instead of traversing m_classes hash table. Release
1793 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
1795 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
1796 add it also to m_classes_vec vector.
1797 (sem_item_optimizer::remove_symtab_node,
1798 sem_item_optimizer::build_hash_based_classes,
1799 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
1800 (sem_item_optimizer::subdivide_classes_by_equality,
1801 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
1802 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
1803 instead of traversing m_classes hash table. Formatting fixes.
1804 (sem_item_optimizer::traverse_congruence_split,
1805 sem_item_optimizer::do_congruence_step_for_index,
1806 sem_item_optimizer::do_congruence_step): Formatting fixes.
1807 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
1808 vector instead of traversing m_classes hash table.
1809 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
1810 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
1811 instead of traversing m_classes hash table.
1813 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1815 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
1816 X is not unused after.
1818 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
1820 PR rtl-optimization/78120
1821 * rtlanal.c (insn_rtx_cost): Revert previous change.
1823 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1826 * config/avr/avr.md (SPLIT34): New mode iterator.
1827 (bitop): New code iterator.
1828 (*iorhi3.ashift8-*). New insn-and-split patterns.
1829 (*movhi): Post-reload split reg = 0.
1830 [!MOVW]: Post-reload split reg = reg.
1831 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
1832 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
1833 (iorhi3, iorpsi3, iorsi3): Same.
1834 (xorhi3, xorpsi3, xorsi3): Same.
1835 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
1836 costs to *iorhi3.ashift8-* patterns.
1838 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1839 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1842 * config.in: Regenerate
1843 * config/darwin-driver.c (darwin_driver_init): Emit a version string
1845 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
1846 * config/darwin.opt(asm_macosx_version_min): New.
1847 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
1848 * configure: Regenerate
1849 * configure.ac: Check for mmacosx-version-min handling.
1851 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1854 * config/i386/i386.c (ix86_code_end): Note that we emitted code
1855 where the function might otherwise appear empty for picbase thunks.
1856 (ix86_output_function_epilogue): If we find a zero-sized function
1857 assume that reaching it is UB and trap. If we find a trailing label
1859 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
1860 find a zero-sized function assume that reaching it is UB and trap.
1861 If we find a trailing label, append a nop.
1863 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1866 * config/darwin-sections.def (picbase_thunk_section): New.
1867 * config/darwin.c (darwin_init_sections): Set up picbase thunk
1868 section. (darwin_rodata_section, darwin_objc2_section,
1869 machopic_select_section, darwin_asm_declare_constant_name,
1870 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
1871 coalesced with newer linkers.
1872 (darwin_override_options): Decide on usage of coalesed sections
1873 on the basis of the target linker version.
1874 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
1875 * config/darwin.opt (mtarget-linker): New.
1876 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
1877 a coalesced section, instead use a thunks section.
1879 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1882 * configure.ac (with-ld64): New var, set for Darwin, set on
1883 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
1884 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
1885 * config/darwin10.h(DEF_LD64): Update for this target version.
1886 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
1887 (DEF_LD64): Update for this target version.
1888 * configure: Regenerated.
1889 * config.in: Regenerated.
1891 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1894 * config/darwin.c (imachopic_indirection_name): Make data
1895 section indirections linker-visible.
1896 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
1897 constant labels linker-visible.
1899 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1901 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
1902 (free_lang_data): Remove assignment to ptrdiff_type_node.
1904 2016-11-25 Jakub Jelinek <jakub@redhat.com>
1906 PR rtl-optimization/78526
1907 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
1908 beyond val's precision.
1910 PR rtl-optimization/78527
1911 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
1912 out of bounds shift count.
1914 2016-11-25 Martin Liska <mliska@suse.cz>
1917 * doc/invoke.texi (-fprofile-use): Fix reference to a section
1918 where -fprofile-generate is documented.
1920 2016-11-25 Martin Liska <mliska@suse.cz>
1922 PR gcov-profile/78086
1923 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
1924 not supported by a target. Set priority to 100 if possible.
1925 (build_gcov_exit_decl): Likewise.
1927 2016-11-25 Richard Biener <rguenther@suse.de>
1930 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
1931 unary, binary and single RHSs.
1932 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
1934 2016-11-25 Bin Cheng <bin.cheng@arm.com>
1939 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
1940 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
1941 and set it to result code if transformation is valid. Use code EQ
1942 directly in last simplification case.
1944 2016-11-25 Richard Biener <rguenther@suse.de>
1946 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
1947 before valueizing return stmts.
1949 2016-11-24 Richard Biener <rguenther@suse.de>
1951 PR tree-optimization/78343
1952 * passes.def: Add CD-DCE pass after loop splitting.
1953 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
1954 SCEV init/finalize ...
1955 (perform_tree_ssa_dce): ... here. Deal with being
1956 executed inside the loop pipeline in aggressive mode.
1958 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1960 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
1962 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1964 PR tree-optimization/77673
1965 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
1966 (init_symbolic_number): Initialize src field from src parameter.
1967 (perform_symbolic_merge): Select most dominated statement as the
1968 source statement. Set src field of resulting n structure from the
1969 input src with the lowest address.
1970 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
1971 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
1972 of load from src field rather than insertion statement. Cancel
1973 optimization if statement analyzed is not dominated by the insertion
1975 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
1976 dominance information.
1978 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
1981 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1983 2016-11-25 Martin Jambor <mjambor@suse.cz>
1985 PR tree-optimization/70965
1986 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
1988 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
1991 * config/i386/i386.c (i386_excess_precision): Do not return
1992 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
1993 EXCESS_PRECISION_TYPE_STANDARD.
1994 * target.def (excess_precision): Document that targets should
1995 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
1996 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
1997 Fix typo in first sentence.
1998 * doc/tm.texi: Regenerate.
2000 2016-11-25 Richard Biener <rguenther@suse.de>
2002 PR tree-optimization/78396
2003 * tree-vectorizer.c (vectorize_loops): When the if-converted
2004 body contains masked loads or stores do not attempt to
2005 basic-block-vectorize it.
2007 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2008 Alan Hayward <alan.hayward@arm.com>
2009 David Sherwood <david.sherwood@arm.com>
2011 * function.h (spill_slot_alignment): Declare.
2012 * function.c (spill_slot_alignment): New function.
2013 * lra-spills.c (slot): Add align and size fields.
2014 (assign_mem_slot): Use them in the call to assign_stack_local.
2015 (add_pseudo_to_slot): Update the fields.
2016 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
2018 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2019 Alan Hayward <alan.hayward@arm.com>
2020 David Sherwood <david.sherwood@arm.com>
2022 * stor-layout.c (layout_type): Allow the caller to set the mode of
2023 a float type. Only choose one here if the mode is still VOIDmode.
2024 * tree.c (build_common_tree_nodes): Set the type mode of decimal
2025 floats before calling layout_type.
2026 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
2028 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2030 * tree-tailcall.c (find_tail_calls): Allow calls to reference
2031 local variables if all references are known to be direct.
2033 2016-11-25 Jakub Jelinek <jakub@redhat.com>
2034 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2037 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
2038 non null and it's precision matches precision of lhs's type.
2040 2016-11-24 Martin Sebor <msebor@redhat.com>
2042 PR tree-optimization/78476
2043 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
2045 (handle_gimple_call): Adjust signature.
2046 (try_substitute_return_value): Remove calls to bounded functions
2047 with zero buffer size whose result is known.
2048 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
2050 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2052 * varasm.c (assemble_start_function): Wrap align_log definition in
2053 ASM_OUTPUT_MAX_SKIP_ALIGN.
2055 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
2057 * config/i386/i386.md (wide AND insn to QImode splitter): Use
2058 explicit mode macros.
2059 (wide OR insn to QImode splitter): Ditto.
2061 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
2063 PR rtl-optimization/77541
2064 * lra-constraints.c (struct input_reload): Add field match_p.
2065 (get_reload_reg): Check modes of input reloads to generate unique
2066 value reload pseudo.
2067 (match_reload): Add input reload pseudo for the current insn.
2069 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2071 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
2072 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
2073 architecture levels.
2074 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
2075 the aarch64_fp16_type_node, not all HFmode types.
2076 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
2077 (aarch64_scalar_mode_supported_p): Likewise.
2078 (aarch64_excess_precision): New.
2079 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
2080 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
2081 (TARGET_C_EXCESS_PRECISION): Likewise.
2083 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2085 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
2086 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2088 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2090 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
2091 (<optab>dihf2): Likewise.
2092 (aarch64_fp16_<optab><mode>hf2): New.
2094 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
2097 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
2099 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2101 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
2102 Enable REE at -O2 and higher.
2103 * config/sparc/sparc.c (sparc_option_override): Disable it by default
2106 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2110 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
2111 (new_temp_expr_table): Initialise reg_vars_cnt.
2112 (free_temp_expr_table): Release reg_vars_cnt.
2113 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
2115 (find_replaceable_in_bb): Use the above to record register variable
2116 write occurrences and cancel replacement across them.
2118 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2120 PR rtl-optimization/78437
2121 * ree.c (get_uses): New function.
2122 (combine_reaching_defs): When a copy is needed, return false if any
2123 reaching use of the source register reads it in a mode larger than
2124 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
2126 2016-11-24 Martin Liska <mliska@suse.cz>
2128 * gimple-pretty-print.c (dump_edge_probability): New function.
2129 (dump_gimple_switch): Dump label edge probabilities.
2130 (dump_gimple_cond): Likewise.
2131 (dump_gimple_label): Dump
2132 (dump_gimple_bb_header): Dump basic block frequency.
2133 (pp_cfg_jump): Replace e->dest argument with e.
2134 (dump_implicit_edges): Likewise.
2135 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
2136 Use gimple_bb (at) instead of at->bb.
2138 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
2140 * common.opt (flimit-function-alignment): New.
2141 * doc/invoke.texi (-flimit-function-alignment): Document.
2142 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
2143 * final.c (shorten_branches): Set it.
2144 * varasm.c (assemble_start_function): Limit alignment if
2147 2016-11-24 Richard Biener <rguenther@suse.de>
2149 PR tree-optimization/71595
2150 * cfgloopmanip.h (remove_path): Add irred_invalidated and
2151 loop_closed_ssa_invalidated parameters, defaulted to NULL.
2152 * cfgloopmanip.c (remove_path): Likewise, pass them along to
2153 called functions. Only fix irred flags if the caller didn't
2155 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
2156 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
2159 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
2161 PR rtl-optimization/78120
2162 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
2163 cases, and additionally test against max_seq_cost for speed
2165 (noce_process_if_block): Compute an estimate for the original cost when
2166 optimizing for speed, using the minimum of then and else block costs.
2168 PR rtl-optimization/78120
2169 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
2171 PR rtl-optimization/78120
2172 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
2174 2016-11-24 Bin Cheng <bin.cheng@arm.com>
2176 * match.pd: Refine type conversion in result expr for below pattern:
2177 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2179 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2182 * tree.h (wi::fits_to_boolean_p): New predicate.
2183 (wi::fits_to_tree_p): Use it for boolean types.
2184 * tree.c (int_fits_type_p): Likewise.
2186 2016-11-24 Martin Liska <mliska@suse.cz>
2188 * print-tree.c (struct bucket): Remove.
2189 (print_node): Add new argument which drives whether a tree node
2190 is printed briefly or not.
2191 (debug_tree): Replace a custom hash table with hash_set<T>.
2192 * print-tree.h (print_node): Add the argument.
2194 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
2196 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
2198 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
2201 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
2202 if it is at least NREGS wide.
2204 2016-11-23 Joseph Myers <joseph@codesourcery.com>
2206 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
2207 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
2208 TFmode, IFmode and KFmode.
2210 2016-11-23 Joseph Myers <joseph@codesourcery.com>
2212 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
2215 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2217 * combine.c (change_zero_ext): Only change the mode of a hard register
2218 destination if can_change_dest_mode holds for that.
2220 2016-11-23 Jeff Law <law@redhat.com>
2222 * varasm.c (assemble_name): Increase buffer size for name.
2224 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
2226 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
2228 * doc/extend.texi: Constify first argument to __builtin_object_size.
2230 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
2232 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
2233 to be used. Add brackets around macro argument.
2235 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
2237 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
2239 2016-11-23 Jakub Jelinek <jakub@redhat.com>
2242 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
2243 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
2245 2016-11-23 Jakub Jelinek <jakub@redhat.com>
2248 * omp-low.c (build_outer_var_ref): Change lastprivate argument
2249 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
2250 on worksharing constructs, treat it like clauses on simd construct.
2252 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
2253 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
2254 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
2255 of true as last argument to build_outer_var_ref.
2257 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
2259 * config/i386/i386.md (*movqi_internal): Calculate mode
2260 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
2261 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
2262 (*k<logic><mode>): Calculate mode attribute depending on
2263 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
2264 (*andqi_1): Calculate mode attribute of alternative 3 depending
2265 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
2266 (kandn<mode>): Calculate mode attribute of alternative 2 depending
2267 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
2268 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
2269 iterator. Calculate mode attribute of alternative 1 depending
2270 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
2271 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
2272 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
2274 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2277 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
2278 * tree-vrp.c (extract_range_basic): Handle case for
2279 CFN_BUILT_IN_STRLEN.
2281 2016-11-23 Jeff Law <law@redhat.com>
2283 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
2285 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
2286 in boolean context warning.
2288 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
2290 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2293 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
2294 (arm_fp16_type_node): ...This, make visibile.
2295 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
2297 (arm_init_simd_builtin_types): Likewise.
2298 (arm_init_fp16_builtins): Likewise.
2299 * config/arm/arm.c (arm_excess_precision): New.
2300 (arm_floatn_mode): Likewise.
2301 (TARGET_C_EXCESS_PRECISION): Likewise.
2302 (TARGET_FLOATN_MODE): Likewise.
2303 (arm_promoted_type): Only promote arm_fp16_type_node.
2304 * config/arm/arm.h (arm_fp16_type_node): Declare.
2306 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2308 * config/arm/arm.c (arm_convert_to_type): Delete.
2309 (TARGET_CONVERT_TO_TYPE): Delete.
2310 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
2311 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
2312 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
2313 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
2314 are in fast math mode, and have no single step hardware instruction.
2315 (extendhfdf2): Only expand through SFmode if we don't have a
2316 single-step hardware instruction.
2317 * config/arm/vfp.md (*truncdfhf2): New.
2318 (extendhfdf2): Likewise.
2320 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2322 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
2325 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2327 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
2328 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
2329 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
2330 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
2331 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
2332 * doc/tm.texi: Regenerate.
2333 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
2335 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2337 * toplev.c (init_excess_precision): Delete most logic.
2338 * tree.c (excess_precision_type): Rewrite to use
2339 TARGET_EXCESS_PRECISION.
2340 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
2341 more generic fashion.
2342 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
2343 __STDC_WANT_IEC_60559_TYPES_EXT__.
2345 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2347 * common.opt (fpermitted-flt-eval-methods): New.
2348 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
2349 * flag_types.h (permitted_flt_eval_methods): New.
2351 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2353 * config/m68k/m68k.c (m68k_excess_precision): New.
2354 (TARGET_C_EXCESS_PRECISION): Define.
2356 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2358 * config/s390/s390.c (s390_excess_precision): New.
2359 (TARGET_C_EXCESS_PRECISION): Define.
2361 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2363 * config/i386/i386.c (ix86_excess_precision): New.
2364 (TARGET_C_EXCESS_PRECISION): Define.
2366 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2368 * target.def (excess_precision): New hook.
2369 * target.h (flt_eval_method): New.
2370 (excess_precision_type): Likewise.
2371 * targhooks.c (default_excess_precision): New.
2372 * targhooks.h (default_excess_precision): New.
2373 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
2374 * doc/tm.texi: Regenerate.
2376 2016-11-23 Martin Sebor <msebor@redhat.com>
2379 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
2380 set the minimum number of bytes for an unknown string to zero.
2382 2016-11-23 Martin Jambor <mjambor@suse.cz>
2383 Martin Liska <mliska@suse.cz>
2385 * hsa-builtins.def: New file.
2386 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
2387 * builtins.def: Include hsa-builtins.def.
2388 (DEF_HSA_BUILTIN): New macro.
2389 * dumpfile.h (OPTGROUP_OPENMP): Define.
2390 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
2391 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
2392 GF_OMP_FOR_GRID_GROUP_ITER.
2393 (gimple_omp_for_grid_phony): Added checking assert.
2394 (gimple_omp_for_set_grid_phony): Likewise.
2395 (gimple_omp_for_grid_intra_group): New function.
2396 (gimple_omp_for_set_grid_intra_group): Likewise.
2397 (gimple_omp_for_grid_group_iter): Likewise.
2398 (gimple_omp_for_set_grid_group_iter): Likewise.
2399 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
2400 previosuly only distribute loop was permitted.
2401 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
2402 (grid_get_kernel_launch_attributes): Support multiple HSA grid
2404 (grid_expand_omp_for_loop): Likewise and also support standalone
2405 distribute constructs. New parameter INTRA_GROUP, updated both users.
2406 (grid_expand_target_grid_body): Support standalone distribute
2408 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
2409 (pass_data_expand_omp_ssa): Likewise.
2410 (pass_data_omp_device_lower): Likewsie.
2411 (pass_data_lower_omp): Likewise.
2412 (pass_data_diagnose_omp_blocks): Likewise.
2413 (pass_data_oacc_device_lower): Likewise.
2414 (pass_data_omp_target_link): Likewise.
2415 (grid_lastprivate_predicate): New function.
2416 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
2418 (lower_omp_for): Support standalone distribute constructs.
2419 (grid_prop): New type.
2420 (grid_safe_assignment_p): Check for assignments to group_sizes, new
2422 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
2424 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
2425 optimization info messages.
2426 (grid_find_single_omp_among_assignments): Likewise.
2427 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
2428 (grid_parallel_clauses_gridifiable): New function.
2429 (grid_inner_loop_gridifiable_p): Likewise.
2430 (grid_dist_follows_simple_pattern): Likewise.
2431 (grid_gfor_follows_tiling_pattern): Likewise.
2432 (grid_call_permissible_in_distribute_p): Likewise.
2433 (grid_handle_call_in_distribute): Likewise.
2434 (grid_dist_follows_tiling_pattern): Likewise.
2435 (grid_target_follows_gridifiable_pattern): Support standalone
2436 distribute constructs.
2437 (grid_var_segment): New enum.
2438 (grid_mark_variable_segment): New function.
2439 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
2440 if a new argument says so.
2441 (grid_process_grid_body): New function.
2442 (grid_eliminate_combined_simd_part): Likewise.
2443 (grid_mark_tiling_loops): Likewise.
2444 (grid_mark_tiling_parallels_and_loops): Likewise.
2445 (grid_process_kernel_body_copy): Support standalone distribute
2447 (grid_attempt_target_gridification): New grid variable holding overall
2448 gridification state. Support standalone distribute constructs and
2450 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
2451 * hsa.h (hsa_bb): Add method method append_phi.
2452 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
2453 occurences in all files too.
2454 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
2455 (is_a_helper <hsa_insn_br *>::test): New function.
2456 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
2457 branch instructions.
2458 (hsa_insn_signal): Make a direct descendant of
2459 hsa_insn_basic. Add memorder constructor parameter and
2460 m_memory_order and m_signalop member variables.
2461 (hsa_insn_queue): Changed constructor parameters to common form.
2462 Added m_segment and m_memory_order member variables.
2463 (hsa_summary_t): Add private member function
2464 process_gpu_implementation_attributes.
2465 (hsa_function_summary): Rename m_binded_function to
2467 (hsa_insn_basic_p): Remove typedef.
2468 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
2469 (hsa_op_reg_p): Remove typedef.
2470 (hsa_function_representation): Change hsa_op_reg_p into plain
2472 (hsa_insn_phi): Removed new and delete operators.
2473 (hsa_insn_br): Likewise.
2474 (hsa_insn_cbr): Likewise.
2475 (hsa_insn_sbr): Likewise.
2476 (hsa_insn_cmp): Likewise.
2477 (hsa_insn_mem): Likewise.
2478 (hsa_insn_atomic): Likewise.
2479 (hsa_insn_signal): Likewise.
2480 (hsa_insn_seg): Likewise.
2481 (hsa_insn_call): Likewise.
2482 (hsa_insn_arg_block): Likewise.
2483 (hsa_insn_comment): Likewise.
2484 (hsa_insn_srctype): Likewise.
2485 (hsa_insn_packed): Likewise.
2486 (hsa_insn_cvt): Likewise.
2487 (hsa_insn_alloca): Likewise.
2488 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
2489 (process_gpu_implementation_attributes): New function.
2490 (link_functions): Move some functionality into it. Adjust after
2491 renaming m_binded_functions to m_bound_functions.
2492 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
2493 to the list of instructions with no output registers.
2494 (get_in_type): Return this if it is a register of
2496 (hsa_get_declaration_name): Moved to...
2497 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
2498 temporary string on an obstack instead from ggc.
2499 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
2500 down to two overloads.
2501 (hsa_allocp_operand_address): Removed.
2502 (hsa_allocp_operand_immed): Likewise.
2503 (hsa_allocp_operand_reg): Likewise.
2504 (hsa_allocp_operand_code_list): Likewise.
2505 (hsa_allocp_operand_operand_list): Likewise.
2506 (hsa_allocp_inst_basic): Likewise.
2507 (hsa_allocp_inst_phi): Likewise.
2508 (hsa_allocp_inst_mem): Likewise.
2509 (hsa_allocp_inst_atomic): Likewise.
2510 (hsa_allocp_inst_signal): Likewise.
2511 (hsa_allocp_inst_seg): Likewise.
2512 (hsa_allocp_inst_cmp): Likewise.
2513 (hsa_allocp_inst_br): Likewise.
2514 (hsa_allocp_inst_sbr): Likewise.
2515 (hsa_allocp_inst_call): Likewise.
2516 (hsa_allocp_inst_arg_block): Likewise.
2517 (hsa_allocp_inst_comment): Likewise.
2518 (hsa_allocp_inst_queue): Likewise.
2519 (hsa_allocp_inst_srctype): Likewise.
2520 (hsa_allocp_inst_packed): Likewise.
2521 (hsa_allocp_inst_cvt): Likewise.
2522 (hsa_allocp_inst_alloca): Likewise.
2523 (hsa_allocp_bb): Likewise.
2525 (hsa_init_data_for_cfun): Initialize obstack.
2526 (hsa_deinit_data_for_cfun): Release memory of the obstack.
2527 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
2528 (hsa_op_reg::operator new): Likewise.
2529 (hsa_op_address::operator new): Likewise.
2530 (hsa_op_code_list::operator new): Likewise.
2531 (hsa_op_operand_list::operator new): Likewise.
2532 (hsa_insn_basic::operator new): Likewise.
2533 (hsa_insn_phi::operator new): Likewise.
2534 (hsa_insn_br::operator new): Likewise.
2535 (hsa_insn_sbr::operator new): Likewise.
2536 (hsa_insn_cmp::operator new): Likewise.
2537 (hsa_insn_mem::operator new): Likewise.
2538 (hsa_insn_atomic::operator new): Likewise.
2539 (hsa_insn_signal::operator new): Likewise.
2540 (hsa_insn_seg::operator new): Likewise.
2541 (hsa_insn_call::operator new): Likewise.
2542 (hsa_insn_arg_block::operator new): Likewise.
2543 (hsa_insn_comment::operator new): Likewise.
2544 (hsa_insn_srctype::operator new): Likewise.
2545 (hsa_insn_packed::operator new): Likewise.
2546 (hsa_insn_cvt::operator new): Likewise.
2547 (hsa_insn_alloca::operator new): Likewise.
2548 (hsa_init_new_bb): Likewise.
2549 (hsa_bb::append_phi): New function.
2550 (gen_hsa_phi_from_gimple_phi): Use it.
2551 (get_symbol_for_decl): Fix dinstinguishing between
2552 global and local functions. Put local variables into a segment
2553 according to their attribute or static flag, if there is one.
2554 (hsa_insn_br::hsa_insn_br): New.
2555 (hsa_insn_br::operator new): Likewise.
2556 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
2557 (query_hsa_grid_nodim): New function.
2558 (multiply_grid_dim_characteristics): Likewise.
2559 (gen_get_num_threads): Likewise.
2560 (gen_get_num_teams): Reimplemented.
2561 (gen_get_team_num): Likewise.
2562 (gen_hsa_insns_for_known_library_call): Updated calls to the above
2564 (get_memory_order_name): Removed.
2565 (get_memory_order): Likewise.
2566 (hsa_memorder_from_tree): New function.
2567 (gen_hsa_ternary_atomic_for_builtin): Renamed to
2568 gen_hsa_atomic_for_builtin, can also create signals.
2569 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
2570 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
2571 (hsa_insn_atomic): Fix function comment.
2572 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
2573 ancestor constructor and initialization of new member variables.
2574 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
2576 (hsa_get_host_function): Handle functions with no bound CPU
2577 implementation. Fix binded to bound.
2578 (get_brig_function_name): Likewise.
2579 (HSA_SORRY_ATV): Remove semicolon after macro.
2580 (HSA_SORRY_AT): Likewise.
2581 (omp_simple_builtin::generate): Add missing semicolons.
2582 (hsa_insn_phi::operator new): Removed.
2583 (hsa_insn_br::operator new): Likewise.
2584 (hsa_insn_cbr::operator new): Likewise.
2585 (hsa_insn_sbr::operator new): Likewise.
2586 (hsa_insn_cmp::operator new): Likewise.
2587 (hsa_insn_mem::operator new): Likewise.
2588 (hsa_insn_atomic::operator new): Likewise.
2589 (hsa_insn_signal::operator new): Likewise.
2590 (hsa_insn_seg::operator new): Likewise.
2591 (hsa_insn_call::operator new): Likewise.
2592 (hsa_insn_arg_block::operator new): Likewise.
2593 (hsa_insn_comment::operator new): Likewise.
2594 (hsa_insn_srctype::operator new): Likewise.
2595 (hsa_insn_packed::operator new): Likewise.
2596 (hsa_insn_cvt::operator new): Likewise.
2597 (hsa_insn_alloca::operator new): Likewise.
2598 (get_symbol_for_decl): Accept CONST_DECLs, put them to
2600 (gen_hsa_addr): Also process CONST_DECLs.
2601 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
2603 (gen_hsa_unary_operation): Make sure the function does
2604 not use bittype source type for firstbit and lastbit operations.
2605 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
2607 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
2609 (emit_branch_insn): Renamed to emit_cond_branch_insn.
2610 Emit the width stored in the class.
2611 (emit_generic_branch_insn): New function.
2612 (emit_insn): Call emit_generic_branch_insn.
2613 (emit_signal_insn): Remove obsolete comment. Update
2614 member variable name, pick a type according to profile.
2615 (emit_alloca_insn): Remove obsolete comment.
2616 (emit_atomic_insn): Likewise.
2617 (emit_queue_insn): Get segment and memory order from the IR object.
2618 (hsa_brig_section): Make allocate_new_chunk, chunks
2619 and cur_chunk provate, add a default NULL parameter to add method.
2620 (hsa_brig_section::add): Added a new parameter, store pointer to
2621 output data there if it is non-NULL.
2622 (emit_function_directives): Use this new parameter instead of
2623 calculating the pointer itself, fix function comment.
2624 (hsa_brig_emit_function): Add forgotten endian conversion.
2625 (hsa_output_kernels): Remove unnecessary building of
2626 kernel_dependencies_vector_type.
2627 (emit_immediate_operand): Declare.
2628 (emit_directive_variable): Also emit initializers of CONST_DECLs.
2629 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
2630 (verify_function_arguments): Properly detect variadic
2632 * hsa-dump.c (hsa_width_specifier_name): New function.
2633 (dump_hsa_insn_1): Dump generic branch instructions, update signal
2634 member variable name. Special dumping for queue objects.
2635 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
2636 m_binded_functions to m_bound_functions. Copy externally visible flag
2638 (ipa_hsa_write_summary): Likewise.
2639 (ipa_hsa_read_section): Likewise.
2641 2016-11-23 Richard Biener <rguenther@suse.de>
2643 PR tree-optimization/78396
2644 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
2645 vectorize try vectorizing an if-converted body using BB vectorization.
2647 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2648 Alan Hayward <alan.hayward@arm.com>
2649 David Sherwood <david.sherwood@arm.com>
2651 * rtlanal.c (subreg_get_info): Use more local variables.
2652 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
2653 occupies at least one register. Assume that full hard registers
2654 have consistent endianness. Share previously-duplicated if block.
2655 Rework the main handling so that it operates on independently-
2656 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
2657 to check lowpart offsets, without trying to find an equivalent
2658 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
2659 as a final register-endianness correction.
2661 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2667 * combine.c (make_compound_operation_int): Do not convert a subreg of
2668 a non-constant logical shift right to a zero_extract. Handle the case
2669 where some zero bits have been shifted into the range covered by that
2672 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2673 Alan Hayward <alan.hayward@arm.com>
2674 David Sherwood <david.sherwood@arm.com>
2676 * rtl.h (subreg_size_offset_from_lsb): Declare.
2677 (subreg_offset_from_lsb): New function.
2678 (subreg_size_lowpart_offset): Declare.
2679 (subreg_lowpart_offset): Turn into an inline function.
2680 (subreg_size_highpart_offset): Declare.
2681 (subreg_highpart_offset): Turn into an inline function.
2682 * emit-rtl.c (subreg_size_lowpart_offset): New function.
2683 (subreg_size_highpart_offset): Likewise
2684 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
2686 2016-11-23 Richard Biener <rguenther@suse.de>
2688 PR tree-optimization/78482
2689 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
2690 (remove_forwarder_block_with_phi): When merging with a loop
2691 header creates a new latch reset number of iteration information
2694 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
2696 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
2697 (*ashrsi3_extend0): ...this. Accept constant integers.
2698 (*ashrsi3_extend2): Rename to...
2699 (*ashrsi3_extend1): ...this.
2700 (*ashrsi3_extend2): New pattern.
2701 (*lshrsi3_extend1): Accept constant integers.
2702 (*lshrsi3_extend2): Fix condition on operand 2.
2704 2016-11-23 Martin Liska <mliska@suse.cz>
2706 * config/i386/i386.c: Initialize function pointer to NULL.
2708 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2710 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2711 for A == C1 ? A : C2 to below.
2712 * match.pd: Move from above to here:
2713 (cond (eq (convert1? x) c1) (convert2? x) c2)
2714 -> (cond (eq x c1) c1 c2).
2716 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2718 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2719 for A cmp C1 ? A : C2 to below, also simplify remaining code.
2720 * match.pd: Move and extend simplification from above to here:
2721 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2722 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
2723 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
2725 2016-11-23 Martin Liska <mliska@suse.cz>
2726 Martin Jambor <mjambor@suse.cz>
2728 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
2730 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
2733 * opts.c (finish_options): Set -fsyntax-only if running self tests.
2735 2016-11-23 Richard Biener <rguenther@suse.de>
2738 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
2739 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
2741 2016-11-23 Richard Biener <rguenther@suse.de>
2744 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
2747 2016-11-23 Richard Biener <rguenther@suse.de>
2748 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
2750 PR tree-optimization/78154
2751 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
2752 returns it's argument and the argument is nonnull.
2753 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
2754 ATT_RETNONNULL_NOTHROW_LEAF.
2755 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
2756 ATTR_RETNONNULL_NOTHROW_LEAF.
2757 (BUILT_IN_STPCPY): Likewise.
2758 (BUILT_IN_STPNCPY): Likewise.
2759 (BUILT_IN_MEMPCPY_CHK): Likewise.
2760 (BUILT_IN_STPCPY_CHK): Likewise.
2761 (BUILT_IN_STPNCPY_CHK): Likewise.
2762 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
2763 (BUILT_IN_STRNCAT): Likewise.
2764 (BUILT_IN_STRNCPY): Likewise.
2765 (BUILT_IN_MEMSET_CHK): Likewise.
2766 (BUILT_IN_STRCAT_CHK): Likewise.
2767 (BUILT_IN_STRCPY_CHK): Likewise.
2768 (BUILT_IN_STRNCAT_CHK): Likewise.
2769 (BUILT_IN_STRNCPY_CHK): Likewise.
2771 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
2773 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
2774 * fold-const.h (tree_expr_nonzero_p) : Declare.
2775 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
2777 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
2779 * system.h (HAVE_DESIGNATED_INITIALIZERS,
2780 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
2781 "defined" in macros.
2782 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
2783 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
2784 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
2786 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
2789 * config/avr/constraints.md (Csp): Widen range to [-11..6].
2790 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
2791 of RCALLs in prologue to 3.
2793 2016-11-22 Michael Collison <michael.collison@arm.com>
2795 * config/aarch64/aarch64-protos.h
2796 (aarch64_and_split_imm1, aarch64_and_split_imm2)
2797 (aarch64_and_bitmask_imm): New prototypes
2798 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
2799 New overloaded function to create bit mask covering the
2800 lowest to highest bits set.
2801 (aarch64_and_split_imm2): New overloaded functions to create bit
2802 mask of zeros between first and last bit set.
2803 (aarch64_and_bitmask_imm): New function to determine if a integer
2804 is a valid two instruction "and" operation.
2805 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
2806 allowing wider range of constants with "and" operations.
2807 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
2808 "and" operator from matching restricted constant range used for
2809 ior and xor operators.
2810 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
2811 for constants in "and" operantions.
2812 (UsP constraint): New DImode constraint for constants
2813 in "and" operations.
2814 * config/aarch64/iterators.md (lconst2): New mode iterator.
2815 (LOGICAL2): New code iterator.
2816 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
2818 (aarch64_logical_and_operand): New predicate allowing extended
2819 constants for "and" operations.
2821 2016-11-22 Walter Lee <walt@tilera.com>
2823 * config/tilegx/tilegx.md (trap): New pattern.
2824 * config/tilepro/tilepro.md (trap): Likewise.
2826 2016-11-22 Walter Lee <walt@tilera.com>
2828 * config/tilegx/tilegx.md (*zero_extract): Use
2829 define_insn_and_split instead of define_insn; Handle pos + size >
2831 (*sign_extract): Likewise.
2833 2016-11-22 Marek Polacek <polacek@redhat.com>
2835 PR tree-optimization/78455
2836 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
2838 2016-11-22 Ian Lance Taylor <iant@golang.org>
2842 * godump.c (go_format_type): Always pass alignment as 1 when
2843 calling go_append_padding at end of struct/union.
2845 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2848 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
2849 _mm512_setzero_hi): Removed.
2850 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
2851 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
2852 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
2853 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
2854 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
2855 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
2856 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
2857 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
2858 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
2859 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
2860 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
2861 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
2862 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
2863 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
2864 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
2865 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
2866 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
2867 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
2868 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
2869 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
2870 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
2871 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
2872 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
2873 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
2874 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
2875 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
2876 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
2877 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
2878 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
2879 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
2880 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
2881 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
2882 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
2883 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
2884 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
2885 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
2886 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2887 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2888 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2889 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
2890 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
2891 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
2892 _mm512_setzero_qi or _mm512_setzero_hi.
2893 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
2894 _mm512_maskz_dbsad_epu8): Formatting fixes.
2895 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
2896 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2897 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2898 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2899 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
2900 _mm512_setzero_qi or _mm512_setzero_hi.
2902 2016-11-22 Nathan Sidwell <nathan@acm.org>
2904 * gcc-ar.c (main): Fix indentation.
2905 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
2906 * ggc-page.c (move_ptes_to_front): Fix formatting.
2907 * hsa-dump.c (dump_has_cfun): Fix indentation.
2908 * sel-sched-ir.h: Remove trailing blank lines.
2910 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2911 Alexander Monakov <amonakov@ispras.ru>
2913 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
2914 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
2915 (omp_clause_code_name): Add _simt_ name.
2916 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
2917 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
2918 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
2919 (scan_omp_simd): New function.
2920 (scan_omp_1_stmt): Use it in target regions if needed.
2921 (omp_max_vf): Don't max with omp_max_simt_vf.
2922 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
2923 OMP_CLAUSE__SIMT_ is present.
2924 (lower_rec_input_clauses): Compute maybe_simt from presence of
2926 (lower_lastprivate_clauses): Likewise.
2927 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
2928 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
2929 * internal-fn.def (GOMP_USE_SIMT): New internal function.
2930 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
2932 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
2934 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
2935 (expand_GOMP_SIMT_VF): New.
2936 (expand_GOMP_SIMT_LAST_LANE): New.
2937 (expand_GOMP_SIMT_ORDERED_PRED): New.
2938 (expand_GOMP_SIMT_VOTE_ANY): New.
2939 (expand_GOMP_SIMT_XCHG_BFLY): New.
2940 (expand_GOMP_SIMT_XCHG_IDX): New.
2941 * internal-fn.def (GOMP_SIMT_LANE): New.
2942 (GOMP_SIMT_VF): New.
2943 (GOMP_SIMT_LAST_LANE): New.
2944 (GOMP_SIMT_ORDERED_PRED): New.
2945 (GOMP_SIMT_VOTE_ANY): New.
2946 (GOMP_SIMT_XCHG_BFLY): New.
2947 (GOMP_SIMT_XCHG_IDX): New.
2948 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
2949 (create_omp_child_function): ...here. Set "omp target entrypoint"
2950 or "omp declare target" attribute based on is_gimple_omp_offloaded.
2951 (omp_max_simt_vf): New. Use it...
2952 (omp_max_vf): ...here.
2953 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
2954 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
2955 (lower_omp_ordered): Likewise, for "ordered" lowering.
2956 (expand_omp_simd): Add SIMT transforms.
2957 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
2958 (execute_omp_device_lower): New.
2959 (pass_data_omp_device_lower): New.
2960 (pass_omp_device_lower): New pass.
2961 (make_pass_omp_device_lower): New.
2962 * passes.def (pass_omp_device_lower): Position new pass.
2963 * tree-pass.h (PROP_gimple_lomp_dev): Define.
2964 (make_pass_omp_device_lower): Declare.
2966 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2969 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
2970 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
2972 (_mm_maskz_load_epi64): Likewise.
2973 (_mm_setzero_hi): Removed.
2974 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
2976 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
2977 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
2978 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
2979 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
2980 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
2981 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
2982 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
2983 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
2984 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
2985 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
2986 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
2988 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
2989 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
2990 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
2991 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
2992 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
2993 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
2994 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
2995 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
2996 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
2997 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
2998 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
2999 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
3000 instead of _mm_setzero_hi.
3001 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
3002 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
3003 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
3004 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
3005 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
3006 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
3007 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
3008 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
3009 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
3010 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
3011 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
3012 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
3013 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
3014 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
3015 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
3016 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
3017 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
3018 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
3019 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
3020 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
3021 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
3022 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
3023 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
3024 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
3025 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
3026 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
3028 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
3029 instead of _mm_setzero_hi.
3030 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
3031 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
3032 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
3033 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
3034 _mm_setzero_si128 instead of _mm_setzero_di.
3035 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
3036 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
3037 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
3038 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
3039 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
3040 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
3041 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
3042 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
3043 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
3044 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
3045 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
3046 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
3047 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
3048 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
3049 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
3050 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
3051 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
3052 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
3053 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
3054 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
3055 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
3056 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
3057 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
3058 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
3059 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
3060 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
3061 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
3062 _mm512_maskz_insertf32x8): Formatting fixes.
3063 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
3064 _mm_setzero_si128 instead of _mm_setzero_di.
3065 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
3066 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
3067 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
3068 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
3069 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
3070 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
3071 _mm_setzero_si128 instead of _mm_setzero_di.
3072 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
3074 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
3075 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
3076 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
3077 _mm_setzero_si128 instead of _mm_setzero_hi.
3078 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
3079 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
3080 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
3081 instead of _mm_setzero_di.
3082 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
3083 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
3085 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
3086 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
3088 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
3090 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
3091 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
3092 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
3094 2016-11-22 Carl Love <cel@us.ibm.com>
3096 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
3097 equal and vector compare not equal. The vector compares take two
3098 arguments of type vector bool char, vector bool short, vector bool int,
3099 vector bool long long with the same return type.
3100 * doc/extend.texi: Update built-in documentation file for the new
3103 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
3105 * Makefile.in ($(lang_checks_parallelized)): Fix detection
3108 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3110 * config.gcc: Allow new rmprofile value for configure option
3111 --with-multilib-list.
3112 * config/arm/t-rmprofile: New file.
3113 * doc/install.texi (--with-multilib-list): Document new rmprofile value
3116 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3119 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
3120 register operand in alternatives 4,5,6.
3122 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3125 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
3126 in save register mask if it is needed.
3128 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3130 PR tree-optimization/78436
3131 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
3132 (shift_bytes_in_array, shift_bytes_in_array_right,
3133 merged_store_group::apply_stores): Formatting fixes.
3134 (clear_bit_region): Likewise. Use memset.
3135 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
3136 instead of EXPR and inerted instead of inserted. Use memset instead
3137 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
3141 * expmed.c (expand_divmod): Use wide_int for computation of
3142 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
3143 Use size <= HOST_BITS_PER_WIDE_INT instead of
3144 HOST_BITS_PER_WIDE_INT >= size.
3146 PR tree-optimization/78445
3147 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
3148 any_complicated_phi, version loop even if flag_tree_loop_if_convert
3149 is 1. Formatting fix.
3151 2016-11-22 Martin Liska <mliska@suse.cz>
3154 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
3155 (sem_function::get_hash): Use the new field.
3156 (sem_function::parse): Remove an argument from ctor.
3157 (sem_variable::parse): Likewise.
3158 (sem_variable::get_hash): Use the new field.
3159 (sem_item_optimizer::read_section): Use new ctor and set hash.
3160 * ipa-icf.h: _hash is removed from sem_item::sem_item,
3161 sem_variable::sem_variable, sem_function::sem_function.
3163 2016-11-21 Jeff Law <law@redhat.com>
3166 * config/cris/cris.md: Don't call copy_to_mode_reg unless
3167 can_create_pseudo_p is true.
3169 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
3172 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
3173 *rotldi3_insert_7): New define_insns.
3175 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3177 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
3178 so that DImode can be allocated to FP/vector registers in more
3179 cases, and we can avoid direct move operations. If the register
3180 needs reloading, prefer GPRs over FP/vector registers. In the
3181 case of FPR vs. Altivec registers, prefer FPR registers unless we
3182 have the ISA 3.0 reg+offset scalar instructions.
3183 (movdi_internal64): Likewise.
3185 2016-11-21 Jakub Jelinek <jakub@redhat.com>
3188 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
3189 for tmp simd array if DECL_NAME (parm) is NULL.
3191 2016-11-20 Jeff Law <law@redhat.com>
3194 * config/m68k/predicates.md (swap_peephole_relational_operator): New
3196 * config/m68k/m68k.md (relational tests against 65535/65536): New
3199 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3201 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
3203 2016-11-21 Martin Sebor <msebor@redhat.com>
3205 * doc/invoke.texi (-fprintf-return-value): Document that option
3206 is enabled by default.
3208 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3210 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
3211 for-loop declaration of loop variable.
3212 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
3213 * config/avr/avr.c (avr_popcount_each_byte)
3214 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
3215 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
3216 (avr_expand_epilogue, avr_function_arg_advance)
3217 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
3218 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
3219 (avr_adjust_reg_alloc_order, output_reload_in_const)
3220 (avr_conditional_register_usage, avr_find_unused_d_reg)
3221 (avr_map_decompose, avr_fold_builtin): Same.
3223 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3225 * config/avr/avr.c (avr_popcount): Remove static function.
3226 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
3228 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
3230 * arm.opt (mapcs-float): Delete option.
3231 * arm.c (arm_option_override): Remove hunk relating to
3233 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
3235 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
3237 * tree-tailcall.c (process_assignment): Simplify the check for
3238 a valid copy, allowing the source to be a local variable as
3239 well as an SSA name.
3240 (find_tail_calls): Allow copies between local variables to follow
3241 the call. Allow the result to be stored in any local variable,
3242 even if it's an aggregate.
3243 (eliminate_tail_call): Check whether the result is an SSA name
3244 before updating its SSA_NAME_DEF_STMT.
3246 2016-11-21 David Malcolm <dmalcolm@redhat.com>
3248 PR preprocessor/78324
3249 * input.c (get_substring_ranges_for_loc): Fail gracefully if
3250 -ftrack-macro-expansion has a value other than 2.
3252 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
3254 PR rtl-optimization/78400
3255 * shrink-wrap.c (try_shrink_wrapping_separate): Call
3256 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
3257 and df_update_exit_block_uses.
3259 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3262 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
3263 new default-enabled warning..
3264 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
3265 (BT_PTR_CONST_STRING): Updated.
3266 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
3267 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
3268 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
3269 (strftime): Update builtin function.
3270 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
3271 * tree.h (const_tm_ptr_type_node): New type node.
3272 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
3273 const_tm_ptr_type_node.
3275 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3277 PR tree-optimization/78413
3278 * tree-if-conv.c (versionable_outer_loop_p): Require that both
3279 inner and outer loop latches have single predecessors.
3281 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3284 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
3285 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
3287 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3289 * rtl.h: Adjust prototype.
3290 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
3291 (dead_or_set_regno_p): Likewise.
3293 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3295 * rtl.h: Adjust prototype.
3296 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
3298 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3300 * function.c (contains): Change argument type to rtx_insn *.
3301 (prologue_contains): Likewise.
3302 (epilogue_contains): Likewise.
3303 (prologue_epilogue_contains): Likewise.
3304 * function.h: Adjust prototype.
3306 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3308 * optabs.c (emit_libcall_block): Change argument type to
3310 * optabs.h: Adjust prototype.
3312 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3314 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
3315 (fixup_reorder_chain): Adjust.
3316 * cfgrtl.h: Adjust prototype.
3318 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3320 * rtl.h: Adjust prototype.
3321 * rtlanal.c (replace_label_in_insn): Change argument type to
3324 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3326 * config/v850/v850.c (expand_prologue): Adjust.
3327 (expand_epilogue): Likewise.
3328 * expr.c (init_expr_target): Likewise.
3329 * genrecog.c (print_subroutine): Always make the argument type
3331 * recog.h: Adjust prototype.
3333 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3335 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
3336 up variables to make some rtx_insn *.
3337 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
3338 * config/arc/arc.c: Likewise.
3339 * config/arm/arm.c: Likewise.
3340 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
3341 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
3343 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
3345 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3347 * config/arm/arm.c (legitimize_pic_address): Change to use
3348 rtx_insn * as the type of variables.
3349 (arm_pic_static_addr): Likewise.
3350 (arm_emit_movpair): Likewise.
3351 * config/c6x/c6x.c (reorg_split_calls): Likewise.
3352 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
3353 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
3354 * config/frv/frv.md: Likewise.
3355 * config/i386/i386-protos.h: Likewise.
3356 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
3357 (ix86_split_fp_branch): Likewise.
3358 (predict_jump): Likewise.
3359 * config/ia64/ia64.c: Likewise.
3360 * config/mcore/mcore.c: Likewise.
3361 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
3362 * config/s390/s390.c: Likewise.
3363 * config/s390/s390.md: Likewise.
3364 * config/spu/spu.md: Likewise.
3365 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
3366 * lower-subreg.c (resolve_simple_move): Likewise.
3368 2016-11-20 Jeff Law <law@redhat.com>
3371 * reload.h (struct target_reload): Make x_double_reg_address_ok
3373 * reload.c (find_reloads_address): Check if double_reg_address_ok
3374 is true for the mode of the memory reference.
3375 * reload1.c (init_reload): Initialize double_reg_address_ok for
3378 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
3381 * tree-ssa-uninit.c: Define new global max_phi_args.
3382 (compute_uninit_opnds_pos): Use max_phi_args.
3383 (prune_uninit_phi_opnds): Same.
3384 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
3385 missing NUM_PREDS in function comment.
3386 (can_one_predicate_be_invalidated_p): New.
3387 (can_chain_union_be_invalidated_p): New.
3388 (flatten_out_predicate_chains): New.
3389 (uninit_ops_invalidate_phi_use): New.
3390 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
3392 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
3394 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
3395 * match.pd (A /[ex] B CMP C): New simplifications.
3397 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
3399 * match.pd (0 / X, X / X, X % X): New simplifications.
3401 2016-11-19 Jakub Jelinek <jakub@redhat.com>
3403 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
3404 when checking if callee's isa flags are subset of caller's isa flags.
3405 Fix comment wording.
3407 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
3408 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
3409 instead and using = 0 instead of &= 0.
3411 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
3412 ix86_add_new_builtins): Formatting fixes.
3413 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
3414 (ix86_get_builtin): Likewise.
3416 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
3417 don't initialize it, don't use it for the case where it isn't
3418 provable %{z} nor using the same argument, instead move merge
3419 argument into a new pseudo and use that as target. Formatting fixes.
3421 2016-11-19 Jeff Law <law@redhat.com>
3424 * config/m68k/m68k.md (bsetdreg): New pattern.
3425 (bchgdreg, bclrdreg): Likewise.
3427 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
3430 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
3431 instead of force_reg.
3432 (sh_expand_setmem): Likewise.
3434 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
3436 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
3438 2016-11-18 Walter Lee <walt@tilera.com>
3440 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
3441 end-of-bundle marker for consecutive barriers.
3443 2016-11-18 Walter Lee <walt@tilera.com>
3445 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
3447 2016-11-18 Jakub Jelinek <jakub@redhat.com>
3450 * multiple_target.c (get_attr_len): Start with argnum and increment
3451 argnum on every arg. Use strchr in a loop instead of counting commas
3453 (get_attr_str): Increment argnum for every comma in the string.
3454 (separate_attrs): Use for instead of while loop, simplify.
3455 (expand_target_clones): Rename defenition argument to definition.
3456 Free attrs and attr_str even when diagnosing errors. Temporarily
3457 change input_location around targetm.target_option.valid_attribute_p
3458 calls. Don't emit warning or errors if that function fails.
3460 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
3463 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
3464 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
3465 abbrev_opt_base_type_end only by increasing die_abbrev, before
3467 (optimize_abbrev_table): Don't change abbrev numbers of
3468 base types and CU or optimize implicit consts in them if
3469 calc_base_type_die_sizes has been called during build_abbrev_table.
3470 (calc_base_type_die_sizes): If abbrev_opt_start, set
3471 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
3473 2016-11-18 Jeff Law <law@redhat.com>
3476 * config/m68k/m68k.c (moveq feeding equality comparison): New
3478 * config/m68k/predicates.md (addq_subq_operand): New predicate.
3479 (equality_comparison_operator): Likewise.
3481 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3483 * rtlanal.c (load_extend_op): Move to...
3484 * rtl.h: ...here and make inline.
3486 2016-11-18 Terry Guo <terry.guo@arm.com>
3487 Thomas Preud'homme <thomas.preudhomme@arm.com>
3489 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
3490 * config/arm/arm-opts.h: Include arm-flags.h.
3491 (struct arm_arch_core_flag): Define.
3492 (arm_arch_core_flags): Define.
3493 * config/arm/arm-protos.h: Include arm-flags.h
3494 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
3495 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
3496 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
3497 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
3498 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
3499 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
3500 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
3501 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
3502 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
3503 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
3504 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
3505 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
3506 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
3507 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
3508 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
3509 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
3510 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
3511 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
3512 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
3513 ARM_FSET_CPU_SUBSET): Move to ...
3514 * config/arm/arm-flags.h: This new file.
3515 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
3516 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
3517 (TARGET_MODE_SPECS): Define.
3518 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
3520 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
3522 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
3523 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
3524 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
3525 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
3526 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
3527 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
3528 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
3529 missing and make value unsigned.
3530 (arm_feature_set): Use unsigned entries instead of unsigned long.
3532 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3534 Re-apply after PR bootstrap/77359 is fixed:
3535 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3537 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3538 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
3541 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3544 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
3545 variables in functions calling alloca. Also update the ASCII
3547 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
3548 (STACK_DYNAMIC_OFFSET): Likewise.
3549 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
3550 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
3553 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3554 Alan Hayward <alan.hayward@arm.com>
3555 David Sherwood <david.sherwood@arm.com>
3557 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
3558 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
3559 (add_const_value_attribute): Likewise.
3560 * explow.c (plus_constant): Likewise.
3561 * expmed.c (expand_mult, make_tree): Likewise.
3562 * expr.c (convert_modes): Likewise.
3563 * loop-doloop.c (doloop_optimize): Likewise.
3564 * postreload.c (reload_cse_simplify_set): Likewise.
3565 * simplify-rtx.c (simplify_const_unary_operation): Likewise
3566 (simplify_binary_operation_1, simplify_const_binary_operation):
3568 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
3569 * wide-int.h: Update documentation to recommend rtx_mode_t
3570 instead of std::make_pair.
3572 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3573 Alan Hayward <alan.hayward@arm.com>
3574 David Sherwood <david.sherwood@arm.com>
3576 * tree.h (SET_DECL_MODE): New macro.
3577 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
3578 (expand_gimple_basic_block): Likewise.
3579 * function.c (split_complex_args): Likeise.
3580 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
3581 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
3582 * stor-layout.c (layout_decl, relayout_decl): Likewise.
3583 (finish_bitfield_representative): Likewise.
3584 * tree.c (make_node_stat): Likewise.
3585 * tree-inline.c (remap_ssa_name): Likewise.
3586 (tree_function_versioning): Likewise.
3587 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
3588 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
3589 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
3590 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
3591 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
3592 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
3593 * varasm.c (make_debug_expr_from_rtl): Likewise.
3595 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
3597 PR rtl-optimization/71785
3598 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
3599 (duplicate_computed_gotos): New function.
3600 (pass_duplicate_computed_gotos::execute): Rewrite.
3602 2016-11-17 Jeff Law <law@redhat.com>
3605 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
3606 barrier prior to deallocating the stack.
3608 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
3610 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
3611 to make better use of cmem loads in the case where a single bit is
3613 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
3615 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
3617 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
3619 (isa_names_table): Handle new features.
3621 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
3622 Andrew Senkevich <andrew.senkevich@intel.com>
3624 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
3625 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
3626 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
3627 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
3628 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
3629 * config/i386/avx5124fmapsintrin.h: New file.
3630 * config/i386/avx5124vnniwintrin.h: Ditto.
3631 * config/i386/constraints.md (h): New constraint.
3632 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
3633 * config/i386/driver-i386.c (host_detect_local_cpu):
3634 Detect avx5124fmaps, avx5124vnniw.
3635 * config/i386/i386-builtin-types.def: Add types
3636 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
3637 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
3638 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
3639 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
3640 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
3641 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
3642 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
3643 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
3644 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
3645 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
3646 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
3647 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
3648 __builtin_ia32_vp4dpwssds_mask): New.
3649 * config/i386/i386-c.c (ix86_target_macros_internal):
3650 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
3651 * config/i386/i386-modes.def: Fixed comment typos, added new
3652 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
3653 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
3655 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
3656 (ix86_option_override_internal): Handle new options.
3657 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
3659 (ix86_expand_builtin): Handle new builtins.
3660 (ix86_additional_allocno_class_p): New.
3661 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
3662 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
3663 (reg_class): Add MOD4_SSE_REGS.
3664 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
3665 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
3666 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
3667 avx5124vnniwintrin.h.
3668 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
3669 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
3670 (define_mode_iterator IMOD4): New.
3671 (define_mode_attr imod4_narrow): Ditto.
3672 (define_insn "mov<mode>"): Ditto.
3673 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
3674 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
3675 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
3676 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
3677 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
3678 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
3679 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
3680 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
3681 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
3682 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
3683 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
3684 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
3685 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
3686 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
3687 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
3688 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
3689 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
3690 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
3691 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
3692 * genmodes.c (mode_size_inline): Extend return type.
3693 * machmode.h (mode_size, mode_base_align): Extend type.
3695 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
3698 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
3699 the appropriate checks for SFmode/DFmode load/stores in GPR
3701 (fusion_addis_mem_combo_store): Likewise.
3702 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
3703 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
3704 d-form instructions for traditional Altivec registers.
3705 (emit_fusion_p9_load): Likewise.
3706 (emit_fusion_p9_store): Likewise.
3707 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
3708 early clobber from scratch register. Do not match if the register
3709 being stored is the scratch register.
3710 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
3711 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
3712 instructions for traditional Altivec registers.
3713 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
3714 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3715 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3717 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
3720 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
3721 being live in the function and lr needing to be saved. Distinguish
3722 between already saved pushable registers and registers to push.
3723 Check for LR being an available pushable register.
3725 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3727 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
3728 string input is a string constant.
3729 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
3730 via cmpstrnsi even if neither string is constant.
3732 2016-11-17 Jakub Jelinek <jakub@redhat.com>
3735 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
3736 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
3737 instead, return false if it is NULL, or doesn't fit into uhwi, or
3738 is larger or equal to targetm.max_anchor_offset.
3740 2016-11-17 Pip Cet <pipcet@gmail.com>
3741 Eric Botcazou <ebotcazou@adacore.com>
3743 PR rtl-optimization/78355
3744 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
3745 needs to deal with unaligned accesses.
3746 * doc/tm.texi: Regenerate.
3747 * lra-constraints.c (simplify_operand_subreg): Only invoke
3748 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
3750 2016-11-17 David Malcolm <dmalcolm@redhat.com>
3752 * input.c (selftest::test_lexer_string_locations_long_line): New
3754 (selftest::test_lexer_string_locations_raw_string_multiline): New
3756 (selftest::input_c_tests): Call the new functions, via
3757 for_each_line_table_case.
3759 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3761 * config/aarch64/aarch64.md (mov<mode>): Call
3762 aarch64_split_dimode_const_store on DImode constant stores.
3763 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
3765 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
3768 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3769 Richard Biener <rguenther@suse.de>
3771 PR tree-optimization/77848
3772 * tree-if-conv.c (tree_if_conversion): Always version loops unless
3773 the user specified -ftree-loop-if-convert.
3775 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
3778 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
3779 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
3780 *thumb2_strd_base_neg): Recognize insn regardless of
3781 current_tune->prefer_ldrd_strd.
3782 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
3785 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3787 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
3790 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3792 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
3794 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
3795 * config/arc/arc-cpus.def (quarkse_em): Add.
3796 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
3797 * config/arc/arc-opts.h (FPX_QK): Define.
3798 * config/arc/arc-tables.opt: Regenerate.
3799 * config/arc/arc.c (gen_compare_reg): Change.
3800 (arc_register_move_cost): Avoid Dy,Dx moves.
3801 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
3802 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
3803 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
3805 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
3806 (fix_truncsfsi2_fpu): Rename.
3807 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
3808 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
3809 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
3810 * config/arc/t-multilib: Regenerate.
3812 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
3814 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
3816 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
3817 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
3818 (avr_rtx_costs_1, extra_constraint_Q): Same.
3819 (avr_address_cost): Use SUBREG_P if possible.
3821 2016-11-17 Richard Biener <rguenther@suse.de>
3824 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
3825 non-local goto into CFG.
3827 2016-11-17 Richard Biener <rguenther@suse.de>
3829 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
3830 backward compatibility.
3831 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
3832 * tree-if-conv.c (pass_if_conversion::gate): Do not test
3833 flag_tree_loop_if_convert_stores.
3834 (pass_if_conversion::execute): Likewise.
3836 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3838 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
3839 const_double code before calling aarch64_float_const_zero_rtx_p.
3841 2016-11-17 Richard Biener <rguenther@suse.de>
3843 PR tree-optimization/78306
3844 * ipa-inline-analysis.c (initialize_inline_failed): Do not
3845 inhibit inlining if function calls cilk_spawn.
3846 (can_inline_edge_p): Likewise.
3848 2016-11-17 Richard Biener <rguenther@suse.de>
3851 * fold-const.c (negate_expr_p): Fix multiplication case.
3853 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
3856 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
3858 (TARGET_INIT_LIBFUNCS): Delete definition and...
3859 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
3862 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
3864 * config/netbsd-stdint.h: New.
3865 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
3866 (x86_64-*-netbsd*): Likewise.
3868 2016-11-16 Andrew PInski <apinski@cavium.com>
3870 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
3871 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
3872 flag_aarch64_verbose_cost instead of checking for details dump.
3873 (aarch64_rtx_costs_wrapper): Likewise.
3875 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3877 PR rtl-optimization/78378
3878 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
3879 inner only if pos is 0. Fix up formatting.
3881 2016-11-17 Alan Modra <amodra@gmail.com>
3883 PR rtl-optimization/78325
3884 PR rtl-optimization/70890
3885 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
3888 2016-11-16 Jason Merrill <jason@redhat.com>
3890 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
3892 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3893 Richard Biener <rguenther@suse.de>
3895 PR tree-optimization/77848
3896 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
3897 an outer loop, only save basic block aux information for the inner
3899 (versionable_outer_loop_p): New function.
3900 (tree_if_conversion): Version the outer loop instead of the inner
3901 one if the pattern will be recognized for outer-loop
3904 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
3906 * gcc/bb-reorder.c: Remove 'toplev.h' include.
3907 (pass_partition_blocks::gate): No longer check
3908 user_defined_section_attribute, instead check the function decl
3909 for a section attribute.
3910 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
3911 set user_defined_section_attribute.
3912 * gcc/final.c (rest_of_handle_final): Likewise.
3913 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
3914 * gcc/toplev.h: Remove declaration of
3915 user_defined_section_attribute.
3917 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3919 * config/mips/mips.md (casesi_internal_mips16_<mode>):
3920 Explicitly switch between JR and JRC for the table jump. Adjust
3923 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3925 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
3926 `insn_count' to 11 rather than 16.
3928 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3930 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
3931 `ltu' rather than `leu' operation in the RTL pattern
3933 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3935 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
3936 missing <d> instruction prefixes throughout. Correct
3939 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3941 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
3942 rather than R_MIPS_JALR relocation in microMIPS code. Do not
3943 cancel short delay slots in PIC call relaxation.
3945 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
3947 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
3948 general register with general register or ARM constant into SP
3951 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3954 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
3955 that loop->header == body_bb if broken_loop.
3957 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
3959 * tree-ssa-math-opts.c (bswap_replace): Remove test
3960 of SLOW_UNALIGNED_ACCESS.
3962 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
3964 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
3965 is selected. Pass -mgomp to offload compiler in OpenMP case.
3966 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
3967 declaration from nvptx.c.
3968 (nvptx_gen_shuffle): Declare.
3969 (nvptx_output_set_softstack): Declare.
3970 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
3971 (need_softstack_decl): New variable.
3972 (need_unisimt_decl): New variable.
3973 (diagnose_openacc_conflict): New. Use it...
3974 (nvptx_option_override): ...here. Handle TARGET_GOMP.
3975 (nvptx_encode_section_info): Handle "shared" attribute.
3976 (write_as_kernel): Restrict to OpenACC target regions.
3977 (init_softstack_frame): New.
3978 (nvptx_init_unisimt_predicate): New.
3979 (write_omp_entry): New. Use it...
3980 (nvptx_declare_function_name): ...here to emit OpenMP target region
3981 entrypoints. Handle TARGET_SOFT_STACK. Call
3982 nvptx_init_unisimt_predicate.
3983 (nvptx_output_set_softstack): New.
3984 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
3985 (nvptx_gen_shuffle): Export.
3986 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
3988 (nvptx_print_operand): Fix handling of instruction predicates.
3989 (nvptx_get_unisimt_master): New helper function.
3990 (nvptx_get_unisimt_predicate): Ditto.
3991 (nvptx_call_insn_is_syscall_p): Ditto.
3992 (nvptx_unisimt_handle_set): Ditto.
3993 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
3994 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
3995 (nvptx_handle_shared_attribute): New. Use it...
3996 (nvptx_attribute_table): ... here (new entry).
3997 (nvptx_record_offload_symbol): Handle NULL attributes.
3998 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
3999 (nvptx_simt_vf): New.
4000 (TARGET_SIMT_VF): Define.
4001 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
4002 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
4003 -muniform-simt option is active.
4004 (STACK_SIZE_MODE): Define.
4005 (FIXED_REGISTERS): Adjust.
4006 (SOFTSTACK_SLOT_REGNUM): New.
4007 (SOFTSTACK_PREV_REGNUM): New.
4008 (REGISTER_NAMES): Adjust.
4009 (struct machine_function): New fields.
4010 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
4011 (UNSPEC_VOTE_BALLOT): Ditto.
4012 (UNSPEC_LANEID): Ditto.
4013 (UNSPECV_NOUNROLL): Ditto.
4014 (atomic): New attribute.
4015 (predicable): New attribute. Generate predicated forms via
4017 (br_true): Mark as not predicable.
4019 (br_true_uni): Ditto.
4020 (br_false_uni): Ditto.
4022 (trap_if_true): Ditto.
4023 (trap_if_false): Ditto.
4024 (nvptx_fork): Ditto.
4025 (nvptx_forked): Ditto.
4026 (nvptx_joining): Ditto.
4027 (nvptx_join): Ditto.
4028 (nvptx_barsync): Ditto.
4029 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
4030 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
4031 (allocate_stack_<mode>): Remove unused pattern.
4032 (set_softstack_insn): New pattern.
4033 (restore_stack_block): Handle for TARGET_SOFT_STACK.
4034 (nvptx_vote_ballot): New pattern.
4035 (omp_simt_lane): Ditto.
4036 (omp_simt_last_lane): Ditto.
4037 (omp_simt_ordered): Ditto.
4038 (omp_simt_vote_any): Ditto.
4039 (omp_simt_xchg_bfly): Ditto.
4040 (omp_simt_xchg_idx): Ditto.
4041 (nvptx_nounroll): Ditto.
4042 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
4043 (atomic_exchange<mode>): Ditto.
4044 (atomic_fetch_add<mode>): Ditto.
4045 (atomic_fetch_addsf): Ditto.
4046 (atomic_fetch_<logic><mode>): Ditto.
4047 * config/nvptx/nvptx.opt (msoft-stack): New option.
4048 (muniform-simt): Ditto.
4050 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
4051 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
4052 * doc/invoke.texi (msoft-stack): Document.
4053 (muniform-simt): Document
4055 * doc/tm.texi: Regenerate.
4056 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
4057 * target.def: Define it.
4058 * target-insns.def (omp_simt_lane): New.
4059 (omp_simt_last_lane): New.
4060 (omp_simt_ordered): New.
4061 (omp_simt_vote_any): New.
4062 (omp_simt_xchg_bfly): New.
4063 (omp_simt_xchg_idx): New.
4065 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4067 * config/mips/mips-protos.h (mips_set_text_contents_type): New
4069 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
4070 (ASM_OUTPUT_CASE_END): Likewise.
4071 * config/mips/mips.c (mips_set_text_contents_type): New function.
4072 (mips16_emit_constants): Record the pool's initial label number
4073 with the `consttable' insn. Emit a `consttable_end' insn at the end.
4074 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
4075 for `consttable' insns.
4076 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
4077 for `consttable_end' insns.
4078 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
4079 (consttable): Add operand.
4080 (consttable_end): New insn.
4082 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
4084 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
4085 * tree-if-conv.c (tree_if_conversion): Make public.
4086 * * tree-if-conv.h: New file.
4087 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
4088 dynamic alias checks for epilogues.
4089 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
4090 * tree-vect-loop.c: include tree-if-conv.h.
4091 (new_loop_vec_info): Add zeroing orig_loop_info field.
4092 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
4093 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
4094 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
4095 using passed argument.
4096 (vect_transform_loop): Check if created epilogue should be returned
4097 for further vectorization with less vf. If-convert epilogue if
4098 required. Print vectorization success for epilogue.
4099 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
4100 if it is required, pass loop_vinfo produced during vectorization of
4101 loop body to vect_analyze_loop.
4102 * tree-vectorizer.h (struct _loop_vec_info): Add new field
4104 (LOOP_VINFO_ORIG_LOOP_INFO): New.
4105 (LOOP_VINFO_EPILOGUE_P): New.
4106 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
4107 (vect_do_peeling): Change prototype to return epilogue.
4108 (vect_analyze_loop): Add argument of loop_vec_info type.
4109 (vect_transform_loop): Return created loop.
4111 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
4113 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
4114 component as used also if LR_REGNO is a live input to the bb.
4115 * df-scan.c (df_get_entry_block_def_set): Return immediately after
4116 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
4117 (df_get_exit_block_use_set): Ditto.
4118 * df.h (df_scan_flags): New enum.
4119 * shrink-wrap.c (try_shrink_wrapping_separate): Set
4120 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
4121 df_update_entry_block_defs and df_update_exit_block_uses
4122 at the start; clear the flag and call those functions at the end.
4124 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4125 Alan Hayward <alan.hayward@arm.com>
4126 David Sherwood <david.sherwood@arm.com>
4128 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
4129 nb_iterations to the number of latch iterations rather than the
4130 number of loop iterations.
4132 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4133 Alan Hayward <alan.hayward@arm.com>
4134 David Sherwood <david.sherwood@arm.com>
4136 * combine.c (maybe_swap_commutative_operands): New function.
4137 (combine_simplify_rtx): Use it.
4138 (change_zero_ext): Likewise.
4139 (make_compound_operation_int): New function, split out of...
4140 (make_compound_operation): ...here. Use
4141 maybe_swap_commutative_operands for both.
4143 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
4145 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
4146 (neon-vfpv3): New FPU, currently an alias for 'neon'.
4147 * arm/arm-tables.opt: Regenerated.
4148 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
4150 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
4151 and 'neon' are aliases for specific implementations.
4153 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4154 Alan Hayward <alan.hayward@arm.com>
4155 David Sherwood <david.sherwood@arm.com>
4157 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
4158 and use it in the final call to gen_rtx_fmt_ee.
4159 (expand_vec_cond_expr): Update accordingly.
4160 (expand_vec_cmp_expr): Likewise.
4162 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4163 Alan Hayward <alan.hayward@arm.com>
4164 David Sherwood <david.sherwood@arm.com>
4166 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
4168 2016-11-16 Richard Biener <rguenther@suse.de>
4171 * gimplify.c (gimplify_function_tree): Do not instrument
4172 GNU extern inline functions.
4174 2016-11-16 Martin Liska <mliska@suse.cz>
4177 * gimplify.c (gimplify_switch_expr): Always save previous
4178 gimplify_ctxp->live_switch_vars.
4180 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
4182 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
4183 zero_extract operations to allow a movb to occur.
4184 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
4185 * testsuite/gcc.target/arc/movb-2.c: Likewise.
4186 * testsuite/gcc.target/arc/movb-5.c: Likewise.
4187 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
4190 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4191 Alan Hayward <alan.hayward@arm.com>
4192 David Sherwood <david.sherwood@arm.com>
4194 * expr.c (emit_group_load_1): Tighten check for whether an
4195 access involves only one operand of a CONCAT. Use extract_bit_field
4196 for constants if the bit range does span the whole operand.
4198 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4199 Alan Hayward <alan.hayward@arm.com>
4200 David Sherwood <david.sherwood@arm.com>
4202 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
4204 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4205 Alan Hayward <alan.hayward@arm.com>
4206 David Sherwood <david.sherwood@arm.com>
4208 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
4209 all three iteration counts with an any_* test. Use a single update
4210 for each count. Fix the calculation of nb_iterations_estimate.
4212 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4214 * config/pdp11/pdp11.c: Include dbxout.h.
4216 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4218 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
4220 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4223 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
4224 proper ranges for an SBFX instruction.
4225 (extzv_t2): Likewise for UBFX.
4227 2016-11-16 Richard Biener <rguenther@suse.de>
4229 PR tree-optimization/78348
4230 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
4231 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
4232 (classify_partition): Set PKIND_MEMCPY if dependence analysis
4233 revealed no dependency, PKIND_MEMMOVE otherwise.
4235 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4238 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
4239 it points to non-NULL tree, use it instead of ubsan_create_data.
4240 (instrument_si_overflow): Handle vector signed integer overflow
4242 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
4243 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
4244 vector IFN_UBSAN_CHECK_*.
4245 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
4246 pass it through to ubsan_build_overflow_builtin.
4247 (expand_neg_overflow, expand_mul_overflow): Likewise.
4248 (expand_vector_ubsan_overflow): New function.
4249 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
4250 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
4251 (expand_arith_overflow): Adjust expand_*_overflow callers.
4253 2016-11-16 Matthias Klose <doko@ubuntu.com>
4255 * doc/install.texi: Remove references to java/libjava.
4257 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
4259 * tree-ssa-coalesce.c (register_default_def): Remove
4260 register_ssa_partition.
4261 (create_outofssa_var_map): Likewise.
4262 * tree-ssa-live.c (register_ssa_partition_check): Remove.
4263 * tree-ssa-live.h (register_ssa_partition): Likewise.
4265 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
4267 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
4268 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
4269 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
4270 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
4271 rtx when all sub-rtx are also permanent.
4272 (attr_eq): Simplify.
4273 (attr_copy_rtx): Remove.
4274 (make_canonical, get_attr_value): Use attr_equal_p.
4275 (copy_boolean): Rehash NOT.
4276 (simplify_test_exp_in_temp,
4277 optimize_attrs): Remove call to attr_copy_rtx.
4278 (attr_alt_intersection, attr_alt_union,
4279 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
4280 (make_automaton_attrs): Use attr_eq.
4282 2016-11-15 Matthias Klose <doko@ubuntu.com>
4284 * doc/install.texi: Remove references to java/libjava.
4285 * doc/sourcebuild.texi: Likewise.
4286 * doc/invoke.texi: Likewise.
4287 * doc/standards.texi: Likewise.
4289 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4290 Alan Hayward <alan.hayward@arm.com>
4291 David Sherwood <david.sherwood@arm.com>
4293 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
4295 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4296 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4297 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4298 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4299 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4300 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4301 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4303 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4304 Alan Hayward <alan.hayward@arm.com>
4305 David Sherwood <david.sherwood@arm.com>
4307 * dce.c (check_argument_store): Pass the size instead of
4308 the memory reference.
4309 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
4311 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4312 Alan Hayward <alan.hayward@arm.com>
4313 David Sherwood <david.sherwood@arm.com>
4315 * alias.c (canon_rtx): Use simplify_gen_binary.
4317 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4318 Alan Hayward <alan.hayward@arm.com>
4319 David Sherwood <david.sherwood@arm.com>
4321 * rtl.h (load_extend_op): Declare.
4322 * rtlanal.c (load_extend_op): New function.
4323 (nonzero_bits1): Use it.
4324 (num_sign_bit_copies1): Likewise.
4325 * cse.c (cse_insn): Likewise.
4326 * fold-const.c (fold_single_bit_test): Likewise.
4327 (fold_unary_loc): Likewise.
4328 * fwprop.c (free_load_extend): Likewise.
4329 * postreload.c (reload_cse_simplify_set): Likewise.
4330 (reload_cse_simplify_operands): Likewise.
4331 * combine.c (try_combine): Likewise.
4332 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
4333 subreg_lowpart_p checks.
4335 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4336 Alan Hayward <alan.hayward@arm.com>
4337 David Sherwood <david.sherwood@arm.com>
4339 * combine.c (simplify_shift_const_1): Use the number of bits
4340 in the inner mode to determine the range of the shift.
4341 When handling shifts of vectors, skip any rules that apply
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 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
4351 2016-11-15 Matthias Klose <doko@ubuntu.com>
4353 * doc/install.texi: Remove references to gcj/libjava.
4354 * doc/invoke.texi: Likewise.
4356 2016-11-15 Jeff Law <law@redhat.com>
4358 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
4359 parameter. Callers changed.
4360 (check-subpath_and_update_thread_path): Extracted from
4361 fsm_find_control_statement_thread_paths.
4362 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
4363 (handle_phi, handle_assignment): Allow any constant node, not
4366 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
4368 * config/arc/arc-arch.h: New file.
4369 * config/arc/arc-arches.def: Likewise.
4370 * config/arc/arc-cpus.def: Likewise.
4371 * config/arc/arc-options.def: Likewise.
4372 * config/arc/t-multilib: Likewise.
4373 * config/arc/genmultilib.awk: Likewise.
4374 * config/arc/genoptions.awk: Likewise.
4375 * config/arc/arc-tables.opt: Likewise.
4376 * config/arc/driver-arc.c: Likewise.
4377 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
4378 * common/config/arc/arc-common.c (arc_handle_option): Trace
4380 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
4381 options; check for supported cpu against arc-cpus.def file.
4382 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
4383 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
4384 * config/arc/arc-c.def: Add emacs local variables.
4385 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
4386 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
4387 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
4388 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
4389 (DEFAULT_arc_fpu_build): Define.
4390 (DEFAULT_arc_mpy_option): Define.
4391 * config/arc/arc-protos.h (arc_init): Delete.
4392 * config/arc/arc.c (arc_cpu_name): New variable.
4393 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
4394 (arc_arc700, arc_arc600, arc_arc601): New variable.
4395 (arc_init): Add static; remove selection of default tune value,
4396 cleanup obsolete error messages.
4397 (arc_override_options): Make use of .def files for selecting the
4398 right cpu and option configurations.
4399 * config/arc/arc.h (stdbool.h): Include.
4400 (TARGET_CPU_DEFAULT): Define.
4401 (CPP_SPEC): Remove mcpu=NPS400 handling.
4402 (arc_cpu_to_as): Declare.
4403 (EXTRA_SPEC_FUNCTIONS): Define.
4404 (OPTION_DEFAULT_SPECS): Likewise.
4405 (ASM_DEFAULT): Remove.
4406 (ASM_SPEC): Use arc_cpu_to_as.
4407 (DRIVER_SELF_SPECS): Remove deprecated options.
4408 (arc_base_cpu): Declare.
4409 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
4410 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
4412 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
4413 * config/arc/arc.md (attr_cpu): Remove.
4414 * config/arc/arc.opt (mno-mpy): Deprecate.
4415 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
4416 (mcpu=ARCHS): Remove.
4417 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
4419 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
4420 (arc_fpu): Use new defines.
4421 (mpy-option): Change to use numeric or string like inputs.
4422 * config/arc/t-arc (driver-arc.o): New target.
4423 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
4424 * config/arc/t-arc-newlib: Delete.
4425 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
4426 * doc/invoke.texi (ARC): Update arc options.
4428 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
4430 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
4431 insn at the beginning of the constant pool.
4432 (mips_insert_insn_pseudos): New function.
4433 (mips_machine_reorg2): Call it.
4434 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
4435 UNSPEC_INSN_PSEUDO enum values.
4436 (insn_pseudo, consttable): New insns.
4438 2016-11-15 Michael Matz <matz@suse.de>
4440 PR missed-optimization/77881
4441 * combine.c (simplify_comparison): Remove useless subregs
4442 also inside the loop, not just after it.
4443 (make_compound_operation): Recognize some subregs as being
4446 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4447 Alan Hayward <alan.hayward@arm.com>
4448 David Sherwood <david.sherwood@arm.com>
4450 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
4453 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4455 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
4456 for using xxinsertw and vinsert{b,h} on ISA 3.0.
4458 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
4459 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
4460 vinsert{b,h} on ISA 3.0.
4462 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
4464 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
4465 and cmpnop in two steps: first the ones not accessed in original gimple
4466 expression in a endian independent way and then the ones not accessed
4467 in the final result in an endian-specific way.
4468 (bswap_replace): Stop doing big endian adjustment.
4470 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
4472 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
4473 (*ashl<mode>3_doubleword): Ditto.
4475 2016-11-14 Martin Liska <mliska@suse.cz>
4477 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
4479 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
4480 Richard Biener <rguenther@suse.de>
4482 * doc/invoke.texi (fgimple): Document.
4483 * dumpfile.h (TDF_GIMPLE): Add.
4484 * dumpfile.c (dump_options): Add gimple.
4485 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
4487 (dump_gimple_label): Likewise.
4488 (dump_gimple_phi): Likewise.
4489 (dump_gimple_bb_header): Likewise.
4490 (dump_phi_nodes): Likewise.
4491 (pp_cfg_jump): Likewise. Pass in dump flags.
4492 (dump_implicit_edges): Adjust.
4493 * passes.c (pass_init_dump_file): Do not dump function header
4495 * tree-cfg.c (dump_function_to_file): Dump function return type
4496 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
4498 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
4499 (dump_generic_node): Likewise.
4500 * function.h (struct function): Add pass_startwith member.
4501 * passes.c (execute_one_pass): Implement startwith.
4502 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
4503 and assign proper version for parsed ssa names.
4504 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
4505 * internal-fn.c (expand_PHI): New function.
4506 * internal-fn.h (expand_PHI): Declared here.
4507 * internal-fn.def: New defination for PHI.
4508 * tree-cfg.c (lower_phi_internal_fn): New function.
4509 (build_gimple_cfg): Call it.
4510 (verify_gimple_call): Condition for passing label as arg in internal
4512 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
4513 present PHIs with arguments.
4515 2016-11-14 Martin Liska <mliska@suse.cz>
4518 * common.opt: Add prefer-atomic as a new enum value for
4520 * coretypes.h: Likewise.
4521 * doc/invoke.texi: Document the new option value.
4522 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
4523 * tree-profile.c (tree_profiling): Select default value
4524 of -fprofile-update when 'prefer-atomic' is selected.
4526 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4528 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
4529 (cortex_a57_alu_shift): ...here.
4531 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4533 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
4535 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4536 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4537 (<optab>si3_insn_uxtw): Likewise.
4538 (<optab><mode>3_insn): Likewise.
4539 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
4540 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
4541 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
4542 (<optab><mode>): Likewise.
4543 (insv<mode>): Likewise.
4544 (andim_ashift<mode>_bfiz): Likewise.
4545 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
4546 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
4547 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
4548 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
4549 (exynos_m1_alu_p): Likewise.
4550 * config/arm/types.md: Add bfx.
4551 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
4553 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4555 * config/aarch64/aarch64.c (cortexa57_vector_cost):
4556 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
4558 2016-11-14 Richard Biener <rguenther@suse.de>
4560 PR tree-optimization/78312
4561 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
4562 flow-sensitive info.
4564 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
4567 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
4568 * config/avr/avr.opt (-mabsdata): New option.
4569 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
4570 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
4571 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
4572 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
4573 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
4574 spec depending on AVR_ISA_LDS.
4575 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
4577 2016-11-13 Jakub Jelinek <jakub@redhat.com>
4579 * match.pd: Don't try to compare addresses of variables with
4582 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
4584 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
4585 (propagate_vr_accross_jump_function): Handle unary expressions.
4586 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4587 (load_from_param_1): New.
4588 (load_from_unmodified_param): Factor common part into load_from_param_1.
4589 (load_from_param): New.
4590 (compute_complex_assign_jump_func): Handle unary expressions.
4591 (update_jump_functions_after_inlining): Likewise.
4592 (ipa_write_jump_function): Likewise.
4593 (ipa_read_jump_function): Likewise.
4595 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4598 * doc/invoke.texi: Document Wrestrict.
4599 * pretty-print.c (pp_format): Add case for "Z" specifier.
4600 (test_pp_format): Test "Z" specifier.
4602 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
4604 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
4605 original function needs a static chain.
4607 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
4610 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
4613 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
4616 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
4617 return early if !optional_tbtab.
4619 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
4621 PR rtl-optimization/59461
4622 * doc/rtl.texi (paradoxical subregs): Add missing word.
4623 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
4624 in modes with precision larger than that of last_set_mode.
4625 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
4626 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
4627 REGs to paradoxical SUBREGs.
4628 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
4629 larger than a word before invoking LOAD_EXTEND_OP on it.
4631 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4634 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
4635 element order for little endian ordering.
4637 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
4638 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
4641 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
4644 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
4645 when calculating operand 2.
4646 (rotate to rotatex zext splitter): Ditto.
4648 2016-11-11 Jeff Law <law@redhat.com>
4650 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
4652 (stmt_uses_name_in_undefined_way): New function, extracted from
4653 find_implicit_erroneous_behavior and extended for div/mod case.
4654 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
4655 find_explicit_erroneous_behavior and extended for div/mod case.
4656 (find_implicit_erroneous_behavior): Use new helper function.
4657 (find_explicit_erroneous_behavior): Use new helper function.
4659 2016-11-11 Richard Biener <rguenther@suse.de>
4661 PR tree-optimization/71575
4662 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
4665 2016-11-11 Richard Biener <rguenther@suse.de>
4668 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4669 about uninitialized destination arg of BIT_INSERT_EXPR.
4671 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
4674 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
4675 terminology. Expand to remove ambiguity.
4677 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4679 PR rtl-optimization/78232
4680 * combine.c (try_combine): Add a big comment about why reusing i2dest
4682 (change_zero_ext): Do not call simplify_gen_binary, do the
4683 simplifications manually.
4685 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
4687 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
4688 enable HImode and QImode to go in vector registers by default if
4689 the -mvsx-small-integer option is enabled.
4690 (rs6000_secondary_reload_simple_move): Likewise.
4691 (rs6000_preferred_reload_class): Don't force integer constants to
4692 be loaded into vector registers that we can easily make into
4693 memory (or being created in the GPRs and moved over with direct move).
4694 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
4695 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
4696 vector extraction on ISA 3.0 when the scalar integer can be
4697 allocated in vector registers. Generate the VEC_SELECT directy,
4698 and don't use UNSPEC's to avoid having the scalar type in a vector
4699 register. Make the expander target registers, and let the
4700 combiner fold in results storing to memory, if the machine
4702 (vsx_extract_<mode>_di): Likewise.
4703 (vsx_extract_<mode>_p9): Likewise.
4704 (vsx_extract_<mode>_di_p9): Likewise.
4705 (vsx_extract_<mode>_store_p9): Likewise.
4706 (vsx_extract_si): Likewise.
4707 (vsx_extract_<mode>_p8): Likewise.
4708 (p9_lxsi<wd>zx): Delete, no longer used.
4709 (p9_stxsi<wd>x): Likewise.
4710 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
4711 integers in vector registers for ISA 3.0.
4712 (QHI): Update comment.
4713 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
4714 vector extract instructions in sign/zero extend.
4715 (zero_extendhi<mode>): Likewise.
4716 (extendqi<mode>): Likewise.
4717 (extendhi<mode>2): Likewise.
4718 (HImode splitter for load/sign extend in vector register): Likewise.
4719 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
4720 optimizing floating point conversions to/from small data types and
4721 rewrite it to support QImode/HImode being allowed in vector
4722 registers on ISA 3.0.
4723 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4724 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
4725 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4726 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
4727 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4728 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
4729 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4730 VSPLITISW on ISA 2.07.
4731 (movhi_internal): Combine movhi_internal and movqi_internal into
4732 one mov<mode>_internal with an iterator. Add support for QImode
4733 and HImode being allowed in vector registers. Make large number
4734 of attributes and constraints easier to read.
4735 (movqi_internal): Likewise.
4736 (mov<mode>_internal): Likewise.
4737 (movdi_internal64): Fix constraint to allow loading -16..15 with
4738 VSPLITISW on ISA 2.07.
4739 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
4742 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
4744 PR rtl-optimization/78241
4745 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
4746 but emit initial peel copy if niter expr is not reliable.
4748 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4750 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
4751 (maybe_record_trace_start): If the CFI is different on the new and
4752 old paths, print out both to the dump file before ICEing.
4754 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
4756 * target.def (additional_allocno_class_p): New.
4757 * hooks.h (hook_bool_reg_class_t_false): New prototype.
4758 * hooks.c (hook_bool_reg_class_t_false): New.
4759 * ira.c (setup_allocno_and_important_classes): Use the new hook.
4760 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
4761 * doc/tm.texi: Update.
4763 2016-11-10 Jason Merrill <jason@redhat.com>
4765 * gengtype.c (new_structure): Append to structures list.
4766 (find_structure): Likewise.
4768 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
4770 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
4771 this_dir is 2. Check for this_dir non-zero before dir != this_dir
4774 2016-11-10 Jakub Jelinek <jakub@redhat.com>
4776 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
4777 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
4779 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
4780 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
4781 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
4782 teams distribute parallel for simd even to distribute and teams
4783 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
4784 OMP_CLAUSE_DEPEND_SINK case.
4785 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
4786 (omp_no_lastprivate): Removed.
4787 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
4788 (gimplify_omp_for): Likewise.
4789 (computable_teams_clause): Fail for automatic vars from current
4790 function not yet seen in bind expr.
4791 * langhooks.c (lhd_omp_scalar_p): New function.
4792 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
4793 * varpool.c (varpool_node::get_create): Set node->offloading
4794 even for DECL_EXTERNAL decls.
4795 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
4796 (LANG_HOOKS_OMP_SCALAR_P): Define.
4797 (LANG_HOOKS_DECLS): Use it.
4799 2016-11-10 Martin Liska <mliska@suse.cz>
4802 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
4803 only when SWITCH_BODY is a BIND_EXPR.
4805 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
4808 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
4809 on the context only when it has no DIE yet.
4811 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
4813 * arm.h (target_cpus): Delete.
4814 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
4815 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
4816 (all_architectures): Likewise.
4817 (arm_option_override): Adjust use of CPU enums.
4818 (arm_sched_reorder): Likewise.
4819 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
4820 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
4821 * arm/genopt.sh (processor_type): Prefix enumeration entries with
4823 * arm-tables.opt: Regenerated.
4825 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
4827 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
4829 * config/aarch64/aarch64-tune.md: Regenerated.
4830 * config/arm/arm-cores.def (falkor): New core.
4831 * config/arm/arm-tables.opt: Regenerated.
4832 * config/arm/arm-tune.md: Regenerated.
4833 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
4834 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
4835 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
4836 (ARM Options/-mtune): Likewise.
4838 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
4841 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4843 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4844 (propagate_vr_accross_jump_function): Likewise.
4845 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4846 (load_from_param_1): New.
4847 (load_from_unmodified_param): Factor common part into load_from_param_1.
4848 (load_from_param): New.
4849 (compute_complex_assign_jump_func): Handle unary expressions.
4850 (ipa_write_jump_function): Likewise.
4851 (ipa_read_jump_function): Likewise.
4853 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
4855 * simplify-rtx.c (simplify_binary_operation_1): Simplify
4856 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
4857 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
4860 2016-11-09 David Malcolm <dmalcolm@redhat.com>
4862 * print-rtl-function.c: Include varasm.h.
4863 (print_any_param_name): New function.
4864 (print_param): New function.
4865 (print_rtx_function): Call print_param for each argument.
4866 * print-rtl.c (rtx_writer::finish_directive): New function.
4867 * print-rtl.h (rtx_writer::finish_directive): New decl.
4869 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
4872 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
4873 operand 0 as earlyclobber.
4874 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
4876 2016-11-09 Martin Liska <mliska@suse.cz>
4878 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
4880 2016-11-09 Jakub Jelinek <jakub@redhat.com>
4883 * builtins.c (expand_builtin_memcmp): Formatting fix.
4885 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
4886 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
4887 or of them, renumber other enumerators.
4888 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
4889 * doc/invoke.texi: Document -fsanitize=shift-base and
4890 -fsanitize-shift-exponent, document -fsanitize=shift as
4891 having those 2 suboptions.
4893 2016-11-09 Richard Biener <rguenther@suse.de>
4895 * fold-const.c (tree_swap_operands_p): Remove unused arg.
4896 * fold-const.c (tree_swap_operands_p): Likewise.
4897 (fold_binary_loc): Adjust.
4898 (fold_ternary_loc): Likewise.
4899 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
4900 * gimple-fold.c (fold_stmt_1): Likewise.
4901 * gimple-match-head.c (gimple_resimplify2): Likewise.
4902 (gimple_resimplify3): Likewise.
4903 (gimple_simplify): Likewise.
4904 * tree-ssa-dom.c (record_equality): Likewise.
4905 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
4906 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4907 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
4909 2016-11-09 Richard Biener <rguenther@suse.de>
4911 * tree-ssa-dom.c (canonicalize_comparison): Remove.
4912 (optimize_stmt): Remove redundant pre-propagation canonicalization
4913 of comparison operand order.
4915 2016-11-09 Martin Liska <mliska@suse.cz>
4917 * fold-const-call.c (fold_const_call): Fix the folding.
4919 2016-11-09 Richard Biener <rguenther@suse.de>
4921 * common.opt (flag_evaluation_order): Remove.
4922 * expr.c (expand_operands): Remove code guarded by
4923 flag_evaluation_order.
4924 * fold-const.c (reorder_operands_p): Remove, it always returns
4926 (negate_expr_p): Remove calls to reorder_operands_p.
4927 (fold_negate_expr): Likewise.
4928 (tree_swap_operands_p): Likewise.
4929 (fold_binary_loc): Likewise.
4931 2016-11-09 Andreas Schwab <schwab@suse.de>
4934 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
4935 insns operating on a register.
4937 2016-11-09 Richard Biener <rguenther@suse.de>
4939 PR tree-optimization/78007
4940 * tree-vect-stmts.c (vectorizable_bswap): New function.
4941 (vectorizable_call): Call vectorizable_bswap for
4942 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
4944 2016-11-09 Richard Biener <rguenther@suse.de>
4946 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
4947 Look at the DR_BASE_ADDRESS object for forcing alignment.
4949 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4951 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4952 (propagate_vr_accross_jump_function): Likewise.
4953 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4954 (load_from_param_1): New.
4955 (load_from_unmodified_param): Factor common part into load_from_param_1.
4956 (load_from_param): New.
4957 (compute_complex_assign_jump_func): Handle unary expressions.
4958 (ipa_write_jump_function): Likewise.
4959 (ipa_read_jump_function): Likewise.
4961 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4964 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
4965 Also fold constant passed as argument while computing value range.
4966 (propagate_constants_accross_call): Pass param type.
4967 * ipa-prop.c: export ipa_get_callee_param_type.
4968 * ipa-prop.h: export ipa_get_callee_param_type.
4970 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
4972 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
4973 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
4975 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
4977 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
4978 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
4979 ASAN_STACK_MAGIC_MIDDLE.
4980 (asan_global_struct): Increase the size of fields.
4981 (asan_add_global): Add new field constructor.
4982 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
4983 __asan_version_mismatch_check_v8.
4985 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
4987 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
4990 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
4993 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4994 Handle ASHIFT and LSHIFTRT.
4995 (dimode_scalar_chain::compute_convert_gain): Ditto.
4996 (dimode_scalar_chain::convert_insn): Ditto.
4998 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5000 * gimple-ssa-store-merging.c: Include selftest.h
5001 (verify_array_eq): New function.
5002 (verify_shift_bytes_in_array): Likewise.
5003 (verify_shift_bytes_in_array_right): Likewise.
5004 (verify_clear_bit_region): Likewise.
5005 (verify_clear_bit_region_be): Likewise.
5006 (store_merging_c_tests): Likewise.
5007 * selftest.h (store_merging_c_tests): Declare prototype.
5008 * selftest-run-tests.c (selftest::run_tests): Run
5009 store_merging_c_tests.
5011 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5013 * config/arm/arm.opt (mold-rtx-costs): Delete.
5014 (mnew-generic-costs): Delete.
5015 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
5016 * config/arm/arm.c (arm_rtx_costs_1): Delete.
5017 (arm_size_rtx_costs): Likewise.
5018 (arm_slowmul_rtx_costs): Likewise.
5019 (arm_fastmul_rtx_costs): Likewise.
5020 (arm_xscale_rtx_costs): Likewise.
5021 (arm_9e_rtx_costs): Likewise.
5022 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
5023 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
5024 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
5025 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
5026 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
5027 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
5028 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
5029 arm_cortex_m7_tune):
5030 Delete rtx_costs field.
5031 (arm_new_rtx_costs): Rename to...
5032 (arm_rtx_costs_internal): ... This.
5033 (arm_rtx_costs): Remove old way of doing rtx costs.
5035 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5037 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
5038 (arm_fastmul_tune): Likewise.
5039 (arm_strongarm_tune): Likewise.
5040 (arm_xscale_tune): Likewise.
5041 (arm_9e_tune): Likewise.
5042 (arm_marvell_pj4_tune): Likewise.
5043 (arm_v6t2_tune): Likewise.
5044 (arm_v6m_tune): Likewise.
5045 (arm_fa726te_tune): Likewise.
5047 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5049 PR tree-optimization/78234
5050 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
5053 2016-11-08 Martin Liska <mliska@suse.cz>
5056 * dbgcnt.def: Add new debug counter asan_use_after_scope.
5057 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
5058 with a value expr. Do not add artificial variables to
5059 live_switch_vars. Use the debug counter.
5060 (gimplify_target_expr): Use the debug counter.
5061 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
5062 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
5063 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
5065 2016-11-08 Richard Biener <rguenther@suse.de>
5067 * tree-vect-stmts.c (get_group_load_store_type): If the
5068 access is aligned do not trigger peeling for gaps.
5069 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
5070 force alignment of vars with DECL_USER_ALIGN.
5072 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
5074 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
5076 2016-11-08 Richard Biener <rguenther@suse.de>
5078 PR tree-optimization/78205
5079 * tree-vect-stmts.c (vectorizable_load): Move check whether
5080 we may run into gaps when BB vectorizing SLP permutations ...
5081 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
5082 here where we can do a more precise check.
5084 2016-11-08 Richard Biener <rguenther@suse.de>
5086 PR tree-optimization/78224
5087 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5088 Split the fallthru edge in case its successor may have PHIs.
5089 Do not free dominance info.
5091 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5094 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
5095 EH info even for bzhi and pdep/pext.
5097 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
5099 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
5100 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
5102 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
5104 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
5106 * config/rs6000/vector.md (div<mode>3): Ditto.
5108 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
5110 * configure.ac (.hidden): Change to conftest_s string. Provide string
5112 (gcc_cv_ld_hidden): Yes for AIX.
5113 * configure: Regenerate.
5115 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
5117 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
5118 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
5119 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
5120 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
5121 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5122 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
5124 (rs6000_xcoff_visibility): New.
5125 (rs6000_xcoff_declare_function_name): Add visibility support.
5126 (rs6000_xcoff_asm_globalize_decl_name): New.
5127 (rs6000_xcoff_asm_output_aligned_decl_common): New.
5128 (rs6000_asm_weaken_decl): New.
5129 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
5130 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
5133 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
5136 * incpath.c (remove_dup): Also silently ignore EPERM.
5138 2016-11-07 Martin Jambor <mjambor@suse.cz>
5140 * tree.c (verify_type_variant): Use pointer comparison to check that
5141 TYPE_SIZE_UNIT match.
5143 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5146 * dse.c (dse_step5): Call scan_reads even if just
5147 insn_info->frame_read. Improve and fix dump file messages.
5150 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
5151 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
5153 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5156 * match.pd: Add following two patterns:
5157 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
5158 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
5160 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
5162 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
5163 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
5164 * rtl.h (duplicate_reg_notes): Declare.
5165 * rtlanal.c (duplicate_reg_note): New function.
5167 PR rtl-optimization/77309
5168 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
5169 don't assume an equality comparison for plain COMPARE.
5170 (simplify_comparison): Pass a more accurate code to
5171 make_compound_operation.
5173 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
5175 * target.def (compute_pressure_classes): New target hook.
5176 * doc/tm.texi.in: Document it.
5177 * doc/tm.texi: Regenerate.
5178 * ira.c (setup_pressure_classes): Call target hook if defined.
5180 2016-11-07 David Malcolm <dmalcolm@redhat.com>
5182 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
5184 (rtx_writer::print_rtx): In compact mode, omit trailing operands
5185 that have the default values.
5186 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
5188 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
5189 label string from expected dump.
5190 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
5193 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5196 * alias.c (nonoverlapping_memrefs_p): If one decl is
5197 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
5199 2016-11-07 Richard Biener <rguenther@suse.de>
5202 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
5205 2016-11-07 Richard Biener <rguenther@suse.de>
5207 PR tree-optimization/78218
5208 * gimple-ssa-store-merging.c
5209 (pass_store_merging::terminate_all_aliasing_chains):
5210 Drop unused argument, fix alias check to also consider uses.
5211 (pass_store_merging::execute): Adjust.
5213 2016-11-07 Richard Biener <rguenther@suse.de>
5215 PR tree-optimization/78228
5216 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
5219 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5222 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
5223 aarch64_simd_shift_imm_<mode> predicate for operand 1.
5224 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
5225 to restrict them to an appropriate range and add FAIL check if the
5226 region they specify is out of range. Delete useless constraint
5228 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
5229 2 and 3 to restrict their range and add pattern predicate.
5231 2016-11-07 Martin Liska <mliska@suse.cz>
5233 * asan.c (enum asan_check_flags): Move the enum to header file.
5234 (asan_init_shadow_ptr_types): Make type creation more generic.
5235 (shadow_mem_size): New function.
5236 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
5237 Rewritten stack unpoisoning code.
5238 (build_shadow_mem_access): Add new argument return_address.
5239 (instrument_derefs): Instrument local variables if use after scope
5240 sanitization is enabled.
5241 (asan_store_shadow_bytes): New function.
5242 (asan_expand_mark_ifn): Likewise.
5243 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
5244 * asan.h (enum asan_mark_flags): Moved here from asan.c
5245 (asan_protect_stack_decl): Protect all declaration that need
5247 (asan_sanitize_use_after_scope): New function.
5248 (asan_no_sanitize_address_p): Likewise.
5249 * cfgexpand.c (partition_stack_vars): Consider
5250 asan_sanitize_use_after_scope in condition.
5251 (expand_stack_vars): Likewise.
5252 * common.opt (-fsanitize-address-use-after-scope): New option.
5253 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5254 Explain the parameter.
5255 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
5256 * gimplify.c (build_asan_poison_call_expr): New function.
5257 (asan_poison_variable): Likewise.
5258 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
5259 variables that have address taken.
5260 (gimplify_decl_expr): Likewise.
5261 (gimplify_target_expr): Likewise for C++ temporaries.
5262 (sort_by_decl_uid): New function.
5263 (gimplify_expr): Unpoison all variables for a label we can jump
5264 from outside of a scope.
5265 (gimplify_switch_expr): Unpoison variables defined in the switch
5267 (gimplify_function_tree): Clear asan_poisoned_variables.
5268 (asan_poison_variables): New function.
5269 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
5270 * internal-fn.c (expand_ASAN_MARK): New function.
5271 * internal-fn.def (ASAN_MARK): Declare.
5272 * opts.c (finish_options): Handle -fstack-reuse if
5273 -fsanitize-address-use-after-scope is enabled.
5274 (common_handle_option): Enable address sanitization if
5275 -fsanitize-address-use-after-scope is enabled.
5276 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
5278 * params.h: Likewise.
5279 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
5280 * sanitizer.def: Define __asan_poison_stack_memory and
5281 __asan_unpoison_stack_memory functions.
5282 * asan.c (asan_mark_poison_p): New function.
5283 (transform_statements): Handle asan_mark_poison_p calls.
5284 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
5286 2016-11-07 Tamar Christina <tamar.christina@arm.com>
5289 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
5291 2016-11-07 Martin Liska <mliska@suse.cz>
5293 * tree-profile.c (gimple_gen_time_profiler): Set proper type
5294 to time_profiler_counter_ptr.
5296 2016-11-07 Richard Biener <rguenther@suse.de>
5298 PR tree-optimization/37150
5299 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
5301 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
5302 (vect_analyze_slp_cost_1): Account for the real number of
5303 permutations emitted and for dead loads.
5304 (vect_transform_slp_perm_load): Add n_perms parameter counting
5305 the number of emitted permutations.
5306 * tree-vect-stmts.c (vectorizable_load): Adjust.
5308 2016-11-07 Richard Biener <rguenther@suse.de>
5310 PR tree-optimization/78189
5311 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
5312 alignment computation.
5314 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
5316 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
5318 2016-11-05 Martin Sebor <msebor@redhat.com>
5320 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
5323 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
5327 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
5329 2016-11-04 Jakub Jelinek <jakub@redhat.com>
5332 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
5333 doesn't have rtl set.
5335 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5337 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
5338 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
5339 rs6000_gimple_fold_builtin.
5340 (rs6000_gimple_fold_builtin): New function. Add handling for
5341 early expansion of vector addition builtins.
5343 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
5345 * expr.h (copy_blkmode_from_reg): Delete.
5346 * expr.c (copy_blkmode_from_reg): Make static.
5348 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
5350 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
5351 * combine.c (LOAD_EXTEND_OP): Delete.
5352 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
5353 * cse.c (LOAD_EXTEND_OP): Delete.
5354 * fold-const.c (LOAD_EXTEND_OP): Likewise.
5355 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
5356 * postreload.c (LOAD_EXTEND_OP): Delete.
5357 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
5358 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
5359 (find_reloads): Likewise.
5360 * reload1.c (eliminate_regs_1): Likewise.
5361 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
5362 (num_sign_bit_copies1): Likewise.
5364 2016-11-04 David Malcolm <dmalcolm@redhat.com>
5366 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
5367 (selftest::ix86_test_dumping_hard_regs): New function.
5368 (selftest::ix86_run_selftests): New function.
5369 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
5370 selftest::ix86_run_selftests.
5371 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
5372 * doc/tm.texi: Regenerate
5373 * selftest-rtl.h: New file.
5374 * rtl-tests.c: Include "selftest-rtl.h".
5375 (selftest::assert_rtl_dump_eq): Make non-static.
5376 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
5377 (selftest::test_dumping_regs): Update comment.
5378 * selftest-run-tests.c: Include "target.h".
5379 (selftest::run_tests): If non-NULL, call
5380 targetm.run_target_selftests.
5381 * target.def (run_target_selftests): New hook.
5383 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5385 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
5386 representative core for this architecture.
5387 * config/arm/arm-cores.def (cortex-m33): Define new processor.
5388 * config/arm/arm-tables.opt: Regenerate.
5389 * config/arm/arm-tune.md: Likewise.
5390 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
5391 valid -mcpu options.
5392 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
5394 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5396 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
5397 representative core for this architecture.
5398 * config/arm/arm-cores.def (cortex-m23): Define new processor.
5399 * config/arm/arm-tables.opt: Regenerate.
5400 * config/arm/arm-tune.md: Likewise.
5401 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
5402 this tuning parameters apply to in the comment.
5403 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
5404 valid -mcpu options.
5405 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
5407 2016-11-04 Bin Cheng <bin.cheng@arm.com>
5409 * fold-const.c (fold_cond_expr_with_comparison): Remove call
5410 to pedantic_non_lvalue_loc. Remove useless code for lvalue
5411 where cond_expr can't be a lvalue.
5413 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
5415 * config/arc/arc.c (arc_process_double_reg_moves): Use
5417 * config/arc/arc.md (movsi_insn): Disable unsupported move
5418 instructions for ARCv2 cores.
5419 (movdi): Use prepare_move_operands.
5420 (movsf, movdf): Use move_dest_operand predicate.
5421 * config/arc/constraints.md (Chs): Enable when barrel shifter is
5423 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
5424 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
5426 (dexcl_3op_peep2_insn_nores): Likewise.
5427 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
5428 (LINK_COMMAND_SPEC): Remove.
5430 2016-11-04 Richard Biener <rguenther@suse.de>
5433 * loop-invariant.c (find_exits): Record entering inner
5434 loops as possibly exiting to handle infinite sub-loops.
5435 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
5436 (fill_always_executed_in_1): Honor infinite child loops.
5438 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5441 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
5442 has already been adjusted for endianness, so don't adjust it any
5446 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
5447 ICmode unless we have standard PowerPC floating point.
5448 * config/rs6000/rs6000.md (FP iterator): Likewise.
5449 (FMOVE128 iterator): Likewise.
5451 2016-11-03 Jakub Jelinek <jakub@redhat.com>
5452 Alexandre Oliva <aoliva@redhat.com>
5453 Jason Merrill <jason@redhat.com>
5457 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
5459 * langhooks.c (lhd_type_dwarf_attribute): New function.
5460 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
5461 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
5462 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
5463 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
5464 (check_qualified_type, check_aligned_type): Call it.
5465 * dwarf2out.c (modified_type_die): Don't use type_main_variant
5466 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
5467 check_base_type and check_lang_type.
5468 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
5469 return early. For pointer-to-data-member add DW_AT_use_location
5471 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
5473 (gen_type_die_with_usage): Don't use type_main_variant
5474 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
5475 check_base_type and check_lang_type. Formatting fixes. Call
5476 get_debug_type langhook.
5478 2016-11-03 Jason Merrill <jason@redhat.com>
5480 * tree.c (check_lang_type): New.
5481 (check_qualified_type): Use it.
5482 (check_aligned_type): Use it.
5483 * tree.h: Declare it.
5485 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
5487 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
5488 (arm*-freebsd*): Likewise.
5489 (arm*-*-netbsdelf*): Likewise.
5490 (arm*-*-linux*): Likewise.
5491 (arm*-*-uclinux*eabi*): Likewise.
5492 (arm*-*-phoenix*): Likewise.
5493 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
5494 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
5495 specified. Default to arm6 if target_cpu_cname is not set.
5496 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
5497 default cpu has been correctly configured.
5498 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
5499 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
5500 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
5501 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
5502 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
5503 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
5504 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
5506 2016-11-03 Jiong Wang <jiong.wang@arm.com>
5508 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
5509 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
5510 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
5511 (output_cfa_loc): Support DW_CFA_val_expression.
5512 (output_cfa_loc_raw): Likewise.
5513 (output_cfi): Likewise.
5514 (output_cfi_directive): Likewise.
5515 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
5516 (dw_cfi_oprnd2_desc): Likewise.
5517 (mem_loc_descriptor): Recognize new pattern generated for value
5520 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
5522 PR rtl-optimization/78186
5523 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
5524 well, when converting to IOR.
5526 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
5528 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
5529 (vec_interleave_highv8qi): Likewise.
5531 2016-11-03 Martin Liska <mliska@suse.cz>
5533 * profile.c (instrument_values): Fix coding style.
5534 (branch_prob): Use renamed function.
5535 * tree-profile.c (init_ic_make_global_vars): Likewise.
5536 (gimple_init_edge_profiler): Rename to
5537 gimple_init_gcov_profiler.
5538 tree_time_profiler_counter variable declaration.
5539 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
5541 * value-prof.h: Remove an argument.
5543 2016-11-03 Richard Biener <rguenther@suse.de>
5545 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
5546 symtab_node::get_create.
5548 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5550 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
5551 Move comments into more natural position.
5553 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
5555 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
5556 (PTRDIFF_TYPE): Define as int.
5558 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5560 * ccmp.c (expand_ccmp_expr_1): Adjust.
5561 (expand_ccmp_expr): Likewise.
5562 (expand_ccmp_next): Likewise.
5563 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
5564 (aarch64_gen_ccmp_first): Likewise.
5565 * doc/tm.texi: Regenerate.
5566 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
5567 (gen_ccmp_next): Likewise.
5569 2016-11-03 Bin Cheng <bin.cheng@arm.com>
5571 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
5572 (vect_is_simple_reduction): Swap cond_reduction by inversion.
5574 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
5576 * config/i386/i386.c (ix86_init_libfuncs): New. Call
5577 darwin_rename_builtins here.
5578 (ix86_expand_divmod_libfunc): New.
5579 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
5580 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
5582 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
5583 Nathan Sidwell <nathan@acm.org>
5585 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
5587 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
5589 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
5591 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
5592 to format MODE_INT and MODE_PARTIAL_INT literals.
5594 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
5597 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
5598 NULL if TARGET_SPE_ABI.
5600 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5602 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
5603 clear padding bits even when they're less than a byte.
5605 2016-11-02 Richard Biener <rguenther@suse.de>
5607 * gimple-ssa-store-merging.c: Include gimplify-me.h.
5608 (imm_store_chain_info::output_merged_stores): Force base_addr
5609 to be proper GIMPLE for a MEM_REF address.
5610 (pass_store_merging::execute): Restrict negative bitpos
5611 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
5612 check. Take into account non-NULL_TREE offset if the base
5613 is already addressable.
5615 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
5617 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
5619 (aarch64_be_crypto_sha1hv4si): New pattern.
5621 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
5623 * config/aarch64/aarch64.md (add<mode>3): Remove
5624 redundant code. Don't split frame based additions.
5626 2016-11-02 Richard Biener <rguenther@suse.de>
5628 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
5629 redundant val and dest members.
5630 (store_immediate_info::store_immediate_info): Adjust.
5631 (merged_store_group::merged_store_group): Adjust.
5632 (merged_store_group::apply_stores): Likewise.
5633 (struct imm_store_chain_info): Add base_addr field.
5634 (imm_store_chain_info::imm_store_chain_info): New constructor.
5635 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
5636 (imm_store_chain_info::output_merged_store): Likewise. Use
5637 addr_base which is already the address.
5638 (imm_store_chain_info::output_merged_stores): Likewise.
5639 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
5640 imm_store_chain_info instead of base. Fix alias check.
5641 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
5642 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
5643 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
5644 use the address of the base and adjust for other changes.
5646 2016-11-02 Martin Liska <mliska@suse.cz>
5648 * fold-const-call.c (host_size_t_cst_p): Test whether
5649 t is convertible to size_t.
5651 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5653 PR tree-optimization/78170
5654 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
5655 introduced by native_encode_expr on little-endian as well.
5657 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5659 PR tree-optimization/78162
5660 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
5663 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5665 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
5667 (aarch64_next_callee_save): Likewise.
5668 (aarch64_pushwb_single_reg): Likewise.
5669 (aarch64_gen_storewb_pair): Likewise.
5670 (aarch64_push_regs): Likewise.
5671 (aarch64_gen_loadwb_pair): Likewise.
5672 (aarch64_pop_regs): Likewise.
5673 (aarch64_gen_store_pair): Likewise.
5674 (aarch64_gen_load_pair): Likewise.
5675 (aarch64_save_callee_saves): Likewise.
5676 (aarch64_restore_callee_saves): Likewise.
5678 2016-11-02 Richard Biener <rguenther@suse.de>
5680 PR tree-optimization/78035
5681 PR tree-optimization/77964
5682 * gimple-pretty-print.c (pp_points_to_solution): Print
5683 vars_contains_interposable.
5684 * tree-ssa-alias.c: Include varasm.h.
5685 (ptrs_compare_unequal): Check vars_contains_interposable and
5686 decl_binds_to_current_def_p.
5687 (dump_points_to_solution): Dump vars_contains_interposable.
5688 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
5690 * tree-ssa-structalias.c: Include varasm.h.
5691 (set_uids_in_ptset): Record whether vars contains a
5692 not decl_binds_to_current_def_p variable in vars_contains_interposable.
5693 (ipa_escaped_pt): Update initializer.
5695 2016-11-02 Richard Biener <rguenther@suse.de>
5697 PR tree-optimization/78047
5698 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
5699 fake field at offset zero conservatively regarding to may_have_pointers.
5701 2016-11-02 Richard Biener <rguenther@suse.de>
5703 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
5704 infer_value_range on stmt ops and update value-ranges.
5705 Dump visited stmts and blocks.
5706 (evrp_dom_walker::push_value_range): Dump changes.
5707 (evrp_dom_walker::pop_value_range): Likewise.
5708 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
5710 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5712 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
5714 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
5716 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5718 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
5719 and adjust for that.
5720 * cfgrtl.h (delete_insn_chain): Adjust prototype.
5722 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5724 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
5726 (transcode_memory_rtx): Likewise.
5727 (move_to_acc): Likewise.
5728 (move_from_acc): Likewise.
5729 (move_acc_to_reg): Likewise.
5730 (move_to_x): Likewise.
5731 (move_to_hl): Likewise.
5732 (move_to_de): Likewise.
5733 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
5734 (rs6000_emit_savres_rtx): Likewise.
5735 (rs6000_emit_prologue): Likewise.
5736 * reorg.c (update_reg_unused_notes): Likewise.
5737 * rtl.h (remove_note): Adjust prototype.
5738 * rtlanal.c (remove_note): Make argument type rtx_insn *.
5740 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5742 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
5743 variables so some can be rtx_insn *.
5744 (alpha_emit_xfloating_libcall): Likewise.
5745 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
5746 (mips_legitimize_tls_address): Likewise.
5747 * optabs.c (expand_binop): Likewise.
5748 * reload1.c (gen_reload): Likewise.
5750 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5752 * reorg.c (relax_delay_slots): Split up the trial variable.
5754 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5756 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
5757 of variables rtx_insn *.
5758 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
5759 (legitimize_tls_address): Likewise.
5760 * config/bfin/bfin.c (hwloop_optimize): Likewise.
5761 (bfin_gen_bundles): Likewise.
5762 * config/c6x/c6x.c (reorg_split_calls): Likewise.
5763 (c6x_reorg): Likewise.
5764 * config/frv/frv.c (frv_reorder_packet): Likewise.
5765 * config/i386/i386.c (ix86_split_idivmod): Likewise.
5766 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
5767 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
5768 * config/mn10300/mn10300.c: Likewise.
5769 * config/rl78/rl78.c: Likewise.
5770 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
5771 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
5772 (sh_expand_cmpnstr): Likewise.
5773 (sh_expand_strlen): Likewise.
5774 (sh_expand_setmem): Likewise.
5775 * config/sh/sh.md: Likewise.
5776 * emit-rtl.c (emit_pattern_before): Likewise.
5777 * except.c: Likewise.
5778 * final.c: Likewise.
5781 2016-11-01 Jason Merrill <jason@redhat.com>
5783 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
5784 a COND_EXPR with constant condition.
5786 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5788 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
5789 and its initialization.
5791 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5793 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
5796 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5798 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
5799 argument, don't call add_linkage_name if it is true.
5800 (gen_variable_die): For C++ inline static data members, consider the
5801 initial call when old_die is NULL to be declaration and call
5802 add_name_and_src_coords_attributes in that case with true as
5803 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
5804 (gen_member_die): For C++ inline static data members, emit a
5805 definition DIE right away in DW_TAG_compile_unit context.
5807 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
5810 * config/pa/pa.md: Add new shift/add patterns to handle
5811 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
5813 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
5815 * config/xtensa/xtensa-protos.h
5816 (xtensa_use_return_instruction_p): New prototype.
5817 * config/xtensa/xtensa.c (xtensa_current_frame_size,
5818 xtensa_callee_save_size): Remove.
5819 (struct machine_function): Add new fields: current_frame_size,
5820 callee_save_size, frame_laid_out and epilogue_done.
5821 (compute_frame_size, xtensa_expand_prologue,
5822 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
5823 cfun->machine->callee_save_size and xtensa_current_frame_size
5824 with cfun->machine->current_frame_size.
5825 (compute_frame_size): Update cfun->machine->frame_laid_out and
5826 don't update frame layout after reload completion.
5827 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
5828 instead of zeroing xtensa_current_frame_size.
5829 (xtensa_use_return_instruction_p): New function.
5830 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
5832 (INITIAL_ELIMINATION_OFFSET): Use return value of
5833 compute_frame_size instead of xtensa_current_frame_size value.
5834 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
5835 function xtensa_use_return_instruction_p instead of inline code.
5837 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5839 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
5840 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
5841 * dwarf2out.c (rnglist_idx): New variable.
5842 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
5843 (DEBUG_RNGLISTS_SECTION): Define.
5844 (ranges_base_label): New variable.
5845 (size_of_die) <case dw_val_class_range_list>: If using
5846 DW_FORM_rnglistx, count size of uleb128 of range list index.
5847 (value_format) <case dw_val_class_range_list>: For
5848 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
5849 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
5850 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
5851 (add_ranges_num): Remove useless prototype. Don't multiply
5852 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
5853 for new fields added to dw_ranges struct.
5854 (add_ranges): Add maybe_new_sec argument and pass it
5855 through to add_ranges_num.
5856 (note_rnglist_head): New function.
5857 (add_ranges_by_labels): Pass true as maybe_new_sec to
5858 add_ranges_num, call note_rnglist_head on the head of the list.
5859 (output_ranges): Add function comment. Switch to
5860 .debug_ranges section here and emit .Ldebug_ranges0 label.
5861 (index_rnglists, output_rnglists): New functions.
5862 (gen_subprogram_die): Formatting fixes.
5863 (add_high_low_attributes): Don't divide offsets
5864 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
5865 first list element or when pointing into the middle of
5866 a list. Pass true as second argument to add_ranges on the
5867 first block fragment after cold/hot section switch.
5868 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
5869 section instead of .debug_ranges. Initialize
5870 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
5871 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
5872 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
5873 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
5874 Call output_rnglists for -gdwarf-5.
5875 (dwarf2out_c_finalize): Clear rnglist_idx.
5877 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
5879 * combine.c (simplify_compare_const): Add gcc_fallthrough.
5881 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
5882 Tamar Christina <tamar.christina@arm.com>
5884 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
5885 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
5886 (vmaxnmq_f32): Likewise.
5887 (vminnm_f32): Likewise.
5888 (vminnmq_f32): Likewise.
5889 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
5891 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
5894 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5896 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
5897 binary floating point types supported by the hardware except for
5899 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
5900 vector instruction for optimizing extracting a SImode from a
5901 V4SImode vector and converting it to floating point.
5902 (vsx_xvcvuxwdp_df): Likewise.
5903 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
5904 registers to be any VSX register. Move stores to the end of the
5906 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
5907 to optimize extracting a SImode from a V4SImode vector and
5908 converting it to a binary floating point type supported by the
5909 hardware. Use the vector converts instead of extracting the
5910 element, sign extending it, and then converting it to double.
5911 Other floating point types than double first convert to double,
5912 then the double is converted to that type.
5913 (vsx_extract_si_<uns>float_<mode>): Likewise.
5915 2016-10-31 Andrew Pinski <apinski@cavium.com>
5917 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
5918 Rewrite handling of part num to handle the case where
5919 multiple implementers share the same part num.
5921 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
5922 Jakub Jelinek <jakub@redhat.com>
5924 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
5925 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
5927 2016-10-31 Jakub Jelinek <jakub@redhat.com>
5929 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
5930 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
5931 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
5932 (is_cu_die, is_unit_die): Likewise.
5933 (should_move_die_to_comdat, break_out_comdat_types): Adjust
5934 comments for DWARF5 DW_UT_type units.
5935 (output_compilation_unit_header): Add UT argument, output
5936 start of DWARF5 .debug_info section header.
5937 (output_comp_unit): Add dwo_id argument. Adjust
5938 output_compilation_unit_header caller, for DW_UT_split_compile
5939 emit dwo_id field, otherwise padding1. Emit padding2 field.
5940 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
5941 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
5942 (output_skeleton_debug_sections): Add dwo_id argument, for
5943 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
5944 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
5945 DW_UT_type or DW_UT_split_type units rather than .debug_types.
5946 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
5947 DW_TAG_compile_unit for skeleton unit die. Don't add
5948 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
5949 address to output_comp_unit and output_skeleton_debug_sections.
5951 * dwarf2out.c (debug_line_str_section): New variable.
5952 (debug_line_str_hash): Likewise.
5953 (DEBUG_LINE_STR_SECTION): Define.
5954 (set_indirect_string): Handle DW_FORM_line_strp like
5956 (find_string_form): Fix up formatting.
5957 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
5959 (output_die): Handle DW_FORM_line_strp.
5960 (DWARF5_USE_DEBUG_LINE_STR): Define.
5961 (output_line_string): New function.
5962 (output_file_names): Add -gdwarf-5 support.
5963 (output_line_info): Likewise.
5964 (init_sections_and_labels): Initialize debug_line_str_section.
5965 (output_indirect_string): Change 2nd argument from void *
5966 to enum dwarf_form form, compare with form rather than
5968 (output_indirect_strings): Pass DW_FORM_strp to
5969 output_indirect_string traversion.
5970 (dwarf2out_finish): Output .debug_line_str strings.
5971 (dwarf2out_c_finalize): Clear debug_line_str_section and
5972 debug_line_str_hash.
5974 2016-10-31 Tom Tromey <tom@tromey.com>
5977 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
5978 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
5979 DW_OP_GNU_push_tls_address case.
5980 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
5982 2016-10-31 Jakub Jelinek <jakub@redhat.com>
5984 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
5985 for frame_offset_rel bit.
5986 (struct array_descr_info): Add rank field.
5987 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
5988 and placeholder_seen fields.
5989 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
5990 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
5991 DW_OP_pick 1 into DW_OP_over.
5992 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
5993 gen_variant_part): Clear placeholder_{arg,seen}.
5994 (loc_list_from_tree_1): Drop const from context argument.
5995 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
5996 (loc_list_for_address_of_addr_expr_of_indirect_ref,
5997 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
5999 (add_scalar_info): Drop const from context argument. Handle
6000 context->placeholder_arg.
6001 (add_bound_info): Drop const from context argument.
6002 (gen_descr_array_type_die): Drop const from ctx variable.
6003 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
6004 attribute and use a single DW_TAG_generic_subrange instead of
6005 7 DW_TAG_subrange_type for assumed rank arrays.
6007 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
6008 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
6009 from bool to 1-bit uchar bitfield. Add num_assigned and
6010 offset_emitted bitfields.
6011 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
6012 for dw_val_class_lineptr and dw_val_class_macptr. Handle
6013 dw_val_class_loclistsptr.
6014 (new_addr_loc_descr): Fix up formatting.
6015 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
6016 (add_AT_low_high_pc): Fix up formatting.
6017 (add_AT_loclistsptr): New function.
6018 (AT_lbl): Allow dw_val_class_loclistsptr.
6019 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
6020 Handle dw_val_class_loclistsptr.
6021 (loc_list_idx): New variable.
6022 (output_loclists_offsets, assign_location_list_indexes): New
6024 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
6025 add size_of_uleb128 of the index. Drop never used
6026 dwarf_split_debug_info AT_index handling. Handle
6027 dw_val_class_loclistsptr.
6028 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
6029 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
6030 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
6031 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
6032 DW_FORM_loclistx indexes.
6033 (output_attr_index_or_value): Fix up formatting. Don't handle
6034 dw_val_class_loc_list here.
6035 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
6036 For dw_val_class_loc_list call output_loc_list_offset rather than
6037 output_attr_index_or_value.
6038 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
6039 or .debug_loclists.dwo section name for debug_loc_section.
6040 (resolve_addr_in_expr): Formatting fix.
6041 (index_location_lists): Likewise.
6042 (dwarf2out_finish): If there are any location lists, for
6043 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
6044 index_location_lists only if have_location_lists. Call
6045 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
6046 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
6047 -gsplit-dwarf also emit offset table.
6049 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
6050 (size_of_die, value_format, output_die): Use
6051 DW_FORM_data16 for 128-bit dw_val_class_const_double or
6052 dw_val_class_wide_int.
6054 * dwarf2out.c (dwarf_op): Renamed to ...
6055 (dwarf_OP): ... this.
6056 (convert_descriptor_to_mode, scompare_loc_descriptor,
6057 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
6058 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
6060 (dwarf_AT, dwarf_TAG): New functions.
6061 (check_die): Disallow DW_AT_call_all_calls next to
6062 DW_AT_GNU_all_call_sites.
6063 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
6064 and attributes instead of the corresponding GNU tag and attributes.
6065 (gen_subprogram_die): Likewise. Emit call site information even
6066 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
6067 DW_AT_defaulted in comment.
6068 (resolve_addr): Handle DW_AT_call_origin attribute on
6069 DW_TAG_call_site DIE like DW_AT_abstract_origin on
6070 DW_TAG_GNU_call_site DIE.
6072 * dwarf2out.c (dwarf_op): New function.
6073 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
6074 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
6075 (output_loc_operands, output_loc_operands_raw): Likewise.
6076 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
6077 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
6078 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
6079 if dwarf_version < 5.
6080 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
6082 (scompare_loc_descriptor, ucompare_loc_descriptor,
6083 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
6084 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
6085 optimize_location_into_implicit_ptr): Likewise. Only punt for
6086 !dwarf_strict if dwarf_version < 5.
6087 (string_cst_pool_decl): Adjust comment.
6088 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
6090 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
6091 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
6092 (struct dw_val_node): Add val_file_implicit field.
6093 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
6094 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
6095 output_die): Handle dw_val_class_const_implicit,
6096 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
6097 (abbrev_die_table): Change into va_gc vec.
6098 (abbrev_die_table_allocated, abbrev_die_table_in_use,
6099 ABBREV_DIE_TABLE_INCREMENT): Remove.
6100 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
6101 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
6103 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
6104 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
6106 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
6108 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
6110 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
6112 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
6113 unit. Call optimize_abbrev_table.
6114 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
6115 abbrev_die_table being a va_gc vec.
6117 PR tree-optimization/77860
6118 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
6119 also integral complex and vector constants.
6121 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
6122 optimize_macinfo_range, save_macinfo_strings): Replace
6123 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
6124 (output_macinfo): Likewise. Emit .debug_macro* rather than
6125 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
6126 (init_sections_and_labels): Use .debug_macro* labels rather than
6127 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
6128 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
6129 or DW_AT_GNU_macros for -gdwarf-5.
6131 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
6133 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
6135 2016-09-11 Le-Chun Wu <lcwu@google.com>
6136 Mark Wielaard <mjw@redhat.com>
6138 * common.opt (Wshadow=global): New option. Default for -Wshadow.
6139 (Wshadow=local): New option.
6140 (Wshadow-local): Hidden alias for -Wshadow=local.
6141 (Wshadow=compatible-local): New option.
6142 (Wshadow-compatible-local): Hidden alias for
6143 -Wshadow=compatible-local.
6144 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
6145 Wshadow=compatible-local.
6147 2016-10-31 Bin Cheng <bin.cheng@arm.com>
6149 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
6150 Check slp defs for COND_EXPR by swapping/inverting operands if the
6151 new parameter SWAP indicates so.
6152 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
6153 is isomorphic to the first stmt via swapping/inverting. Store swap
6154 information in the new parameter SWAP.
6155 (vect_build_slp_tree): New local array SWAP and pass it to function
6156 vect_build_slp_tree_1. Cleanup result handling code for function
6157 call to vect_get_and_check_slp_defs. Skip operand swapping if the
6158 order of operands has been fixed as indicated by SWAP[i].
6160 2016-10-31 Bin Cheng <bin.cheng@arm.com>
6162 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
6163 unnecessary data dependence check after visited store stmt.
6165 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6167 PR tree-optimization/71915
6168 PR tree-optimization/71490
6169 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
6171 (find_basis_for_base_expr): Require stride types to match when
6173 (alloc_cand_and_find_basis): Record the stride type.
6174 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
6175 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
6176 the expressions having those types.
6177 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
6178 (create_mul_ssa_cand): Likewise.
6179 (create_mul_imm_cand): Likewise.
6180 (create_add_ssa_cand): Likewise.
6181 (create_add_imm_cand): Likewise.
6182 (legal_cast_p_1): Change interface to accept types rather than the
6183 expressions having those types.
6184 (legal_cast_p): Pass types to legal_cast_p_1.
6185 (slsr_process_cast): Pass stride type to
6186 alloc_cand_and_find_basis.
6187 (slsr_process_copy): Likewise.
6188 (dump_candidate): Display stride type when a cast exists.
6189 (create_add_on_incoming_edge): Introduce a cast when necessary for
6191 (analyze_increments): Change the code checking for invalid casts
6192 to rely on the stride type, and update the documentation and
6193 example. Change the code checking for pointer multiplies to rely
6195 (insert_initializers): Introduce a cast when necessary for the
6196 stride type. Use the stride type for the type of the initializer.
6198 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6200 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
6202 2016-10-29 Jakub Jelinek <jakub@redhat.com>
6204 PR rtl-optimization/77919
6205 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
6206 into memory if both modes are complex and their inner modes have the
6207 same precision. If the two modes are different complex modes, convert
6208 each part separately and generate a new CONCAT.
6210 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
6212 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
6214 2016-10-29 Jakub Jelinek <jakub@redhat.com>
6217 * gimple-ssa-store-merging.c
6218 (imm_store_chain_info::output_merged_store): Use build_aligned_type
6219 instead of SET_TYPE_ALIGN on shared integral type.
6221 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
6223 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
6224 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
6227 2016-10-28 Jeff Law <law@redhat.com>
6229 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
6230 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
6232 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6234 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
6236 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6238 * target.def (min_arithmetic_precision): New hook.
6239 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
6240 * doc/tm.texi: Regenerate.
6241 * internal-fn.c (expand_arith_overflow): Adjust handling of target
6242 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
6243 * targhooks.c (default_min_arithmetic_precision): New function.
6244 * targhooks.h (default_min_arithmetic_precision): Declare.
6245 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
6246 (sparc_min_arithmetic_precision): New function.
6248 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
6251 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
6252 Swap commutative operands in new RTL if needed. Handle zero_ext
6254 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
6257 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6258 Kugan Vivekanandarajah <kuganv@linaro.org>
6259 Jim Wilson <jim.wilson@linaro.org>
6261 PR tree-optimization/43721
6262 * target.def: New hook expand_divmod_libfunc.
6263 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
6264 * doc/tm.texi: Regenerate.
6265 * internal-fn.def: Add new entry for DIVMOD ifn.
6266 * internal-fn.c (expand_DIVMOD): New.
6267 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
6269 (widen_mul_stats): Add new field divmod_calls_inserted.
6270 (target_supports_divmod_p): New.
6271 (divmod_candidate_p): Likewise.
6272 (convert_to_divmod): Likewise.
6273 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
6274 renumber_gimple_stmt_uids at beginning of function. Call
6275 convert_to_divmod and record stats for divmod.
6276 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
6277 TARGET_EXPAND_DIVMOD_LIBFUNC.
6278 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
6281 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6282 Segher Boessenkool <segher@kernel.crashing.org>
6284 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
6285 swapping the arms of the branch.
6286 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
6287 sequence for the generic signed-signed-signed case.
6289 2016-10-28 Jeff Law <law@redhat.com>
6291 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
6293 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
6295 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
6297 PR rtl-optimization/78029
6298 * function.c (prologue_contains, epilogue_contains): New functions.
6299 (record_prologue_seq, record_epilogue_seq): New functions.
6300 * function.h (prologue_contains, epilogue_contains,
6301 record_prologue_seq, record_epilogue_seq): New declarations.
6302 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
6303 mixing prologue and epilogue insns.
6304 (init_deps): Initialize the new fields in struct deps_desc.
6305 * sched-int.h (struct deps_desc): New fields last_prologue,
6306 last_epilogue, and last_logue_was_epilogue.
6307 * shrink-wrap.c (emit_common_heads_for_components): Record all
6308 emitted prologue and epilogue insns.
6309 (emit_common_tails_for_components): Ditto.
6310 (insert_prologue_epilogue_for_components): Ditto.
6312 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6315 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
6316 * common.opt (fstore-merging): New Optimization option.
6317 * opts.c (default_options_table): Add entry for
6318 OPT_ftree_store_merging.
6319 * fold-const.h (can_native_encode_type_p): Declare prototype.
6320 * fold-const.c (can_native_encode_type_p): Define.
6321 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
6322 (PARAM_MAX_STORES_TO_MERGE): Likewise.
6323 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
6324 * passes.def: Insert pass_tree_store_merging.
6325 * tree-pass.h (make_pass_store_merging): Declare extern
6327 * gimple-ssa-store-merging.c: New file.
6328 * doc/invoke.texi (Optimization Options): Document
6330 (--param documentation): Document store-merging-allow-unaligned
6331 and max-stores-to-merge.
6333 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
6336 * gimplify.c (gimplify_init_constructor): Move emit of constructor
6337 assignment to earlier in the if/else logic.
6339 2016-10-28 Richard Biener <rguenther@suse.de>
6343 * fold-const.c (make_bit_field_ref): Only adjust alias set
6344 when the original alias set was zero.
6346 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6348 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
6349 (s390_adjust_loops): New function.
6350 (s390_reorg): Invoke s390_adjust_loops.
6351 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
6352 ("osc_break"): New insn definition.
6354 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6356 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
6357 * config.gcc: Support alternate archXX cpu levels with
6358 --with-arch= and --with-tune=.
6359 * config/s390/linux.h: Translate new archXX cpu levels to the
6360 original names when calling GAS.
6361 * config/s390/tpf.h: Likewise.
6362 * doc/invoke.texi: Document the alternate cpu level names.
6364 2016-10-28 Jakub Jelinek <jakub@redhat.com>
6366 PR rtl-optimization/77919
6367 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
6368 MEM if mode1 is not a complex mode.
6370 PR rtl-optimization/78132
6371 * ree.c (combine_reaching_defs): Give up if copy_needed and
6372 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
6374 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
6376 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
6378 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
6380 * config/rs6000/constraints.md (wH constraint): Add new
6381 constraints for allowing 32-bit integers (and eventually 8/16-bit
6382 integers) into the vector registers.
6383 (wI constraint): Likewise.
6384 (wJ constraint): Likewise.
6385 (wK constraint): Likewise.
6386 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
6387 -mvsx-small-integer as a default option for ISA 2.07
6389 (POWERPC_MASKS): Likewise.
6390 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
6391 switch to turn off small integer support in vector registers.
6392 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
6393 test for -mupper-regs-di, since it is already done with the
6394 reg_add[mode].scalar_in_vsx_p. Add support for the switch
6395 -mvsx-small-integer.
6396 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
6398 (rs6000_setup_reg_addr_masks): Likewise.
6399 (rs6000_init_hard_regno_mode_ok): Likewise.
6400 (rs6000_option_override_internal): Add consistency checks for
6401 -mvsx-small-integer.
6402 (rs6000_secondary_reload_simple_move): SImode is a simple move if
6403 -mvsx-small-integer.
6404 (rs6000_secondary_reload): Use std::swap.
6405 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
6406 VSX_REGS for small integers in vector registers, since there is no
6407 D-FORM address mode for such types.
6408 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
6409 (rs6000_opt_masks): Add -mvsx-small-integer.
6410 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
6412 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
6413 extracts can be done on ISA 2.07.
6414 (vsx_extract_<mode>): Add support for small integers in vsx
6416 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
6417 longer support V4SImode in this pattern.
6418 (vsx_extract_si): New insn to support extraction of SImode in ISA
6419 2.07 using either xxextractuw or vspltw.
6420 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
6421 longer support V4SImode in this pattern.
6422 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
6423 wJ, and wK constraints.
6424 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
6425 storing SDmode with VSX instructions.
6426 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
6427 GPR load and before the FPR and VSX loads. Remove ??, ! from the
6428 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
6429 small integers in vector registers.
6430 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
6431 load and before the FPR and VSX loads. Remove ??, ! from the
6432 constraints. Add VEXTSW2D support for small integers in vector
6434 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
6435 integers in vector registers.
6436 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
6437 move instead of using an UNSPEC.
6438 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
6439 integers in vector registers.
6440 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
6441 move instead of using an UNSPEC.
6442 (movsi_internal1): Add support for -mvsx-small-integer. Align
6443 columns so that it is more readable.
6444 (SImode splitter for ISA 3.0 constants): Add splitter for
6445 -128..127 constants that can easily be constructed on ISA 3.0.
6446 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
6449 2016-10-27 Jakub Jelinek <jakub@redhat.com>
6452 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
6455 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
6457 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
6458 PIC_OFFSET_TABLE_REGNUM twice.
6460 2016-10-27 Bin Cheng <bin.cheng@arm.com>
6462 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
6463 support for constant operand for OP.
6465 2016-10-27 Jakub Jelinek <jakub@redhat.com>
6467 * dwarf2out.c (gen_member_die): Only reparent_child instead of
6468 splice_child_die if child doesn't have DW_AT_specification attribute.
6470 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6472 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
6473 (TARGET_HAVE_LDREXBH): Likewise.
6474 (TARGET_HAVE_LDACQ): Likewise.
6476 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6478 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
6479 logic to to decide whether to copy over old value to register for new
6481 * config/arm/sync.md: Add comments explaning why mode and code
6482 attribute are not defined in iterators.md
6483 (thumb1_atomic_op_str): New code attribute.
6484 (thumb1_atomic_newop_str): Likewise.
6485 (thumb1_atomic_fetch_op_str): Likewise.
6486 (thumb1_atomic_fetch_newop_str): Likewise.
6487 (thumb1_atomic_fetch_oldop_str): Likewise.
6488 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
6489 mirror the more restrictive constraints of the Thumb-1 insns after
6490 split compared to Thumb-2 counterpart insns.
6491 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
6492 in sync with non atomic version.
6493 (atomic_nand<mode>): Likewise.
6494 (atomic_fetch_<sync_optab><mode>): Likewise.
6495 (atomic_fetch_nand<mode>): Likewise.
6496 (atomic_<sync_optab>_fetch<mode>): Likewise.
6497 (atomic_nand_fetch<mode>): Likewise.
6498 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
6499 in sync with atomic version.
6500 (thumb1_subsi3_insn): Likewise.
6501 (thumb1_andsi3_insn): Likewise.
6502 (thumb1_iorsi3_insn): Likewise.
6503 (thumb1_xorsi3_insn): Likewise.
6505 2016-10-27 Nick Clifton <nickc@redhat.com>
6507 * plugin.c (register_plugin_info): Produce an error message if the
6508 plugin is not found in the hash table.
6510 2016-10-27 Bin Cheng <bin.cheng@arm.com>
6512 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
6515 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
6518 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
6519 define builtin functions from the bdesc_spe_predicates or
6520 bdesc_spe_evsel arrays if the builtin mask is not compatible with
6521 the current compiler configuration.
6522 (paired_init_builtins): Modify loop to not define define builtin
6523 functions from the bdesc_paried_preds array if the builtin mask is
6524 not compatible with the current compiler configuration.
6525 (altivec_init_builtins): Modify loops to not define the
6526 __builtin_altivec_stxvl function nor the builtin functions from
6527 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
6528 builtin mask is not compatible with the current compiler
6531 2016-10-26 Jeff Law <law@redhat.com>
6533 * config/sh/sh.c (output_branch): Add missing fallthru comments.
6534 (gen_shl_and): Likewise.
6535 * config/sh/sh.md (movsicc): Add missing fallthru comments.
6537 * config/mips/mips.c (mips16_constant_cost): Add missing
6539 (mips16_build_call_stub): Increase buffer size. Adjust
6542 2016-10-26 David Malcolm <dmalcolm@redhat.com>
6544 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
6545 INSN_UIDs for all insns in compact mode.
6546 (rtx_writer::print_rtx): Likewise.
6547 * print-rtl.h (rtx_writer::flag_compact): Update comment.
6548 * rtl-tests.c (selftest::test_dumping_insns): Update expected
6549 output to include INSN_UID.
6550 (selftest::test_uncond_jump): Likewise.
6552 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
6554 * haifa-sched.c (call_used_regs_num): Rename to...
6555 (call_saved_regs_num): ...this.
6556 (fixed_regs_num): New variable.
6557 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
6559 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
6561 2016-10-26 David Malcolm <dmalcolm@redhat.com>
6563 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
6565 * print-rtl.c (outfile): Delete global.
6566 (sawclose): Likewise.
6568 (in_call_function_usage): Likewise.
6569 (flag_compact): Likewise.
6570 (flag_simple): Likewise.
6571 (rtx_writer::rtx_writer): New ctor.
6572 (print_rtx_operand_code_0): Convert to...
6573 (rtx_writer::print_rtx_operand_code_0): ...this.
6574 (print_rtx_operand_code_e): Convert to...
6575 (rtx_writer::print_rtx_operand_code_e): ...this.
6576 (print_rtx_operand_codes_E_and_V): Convert to...
6577 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
6578 (print_rtx_operand_code_i): Convert to...
6579 (rtx_writer::print_rtx_operand_code_i): ...this.
6580 (print_rtx_operand_code_r): Convert to...
6581 (rtx_writer::print_rtx_operand_code_r): ...this.
6582 (print_rtx_operand_code_u): Convert to...
6583 (rtx_writer::print_rtx_operand_code_u): ...this.
6584 (print_rtx_operand): Convert to...
6585 (rtx_writer::print_rtx_operand): ...this.
6586 (print_rtx): Convert to...
6587 (rtx_writer::print_rtx): ...this.
6588 (print_inline_rtx): Rewrite in terms of class rtx_writer.
6589 (debug_rtx): Likewise.
6590 (print_rtl): Convert to...
6591 (rtx_writer::print_rtl): ...this.
6592 (print_rtl): Reimplement in terms of class rtx_writer.
6593 (print_rtl_single): Rewrite in terms of class rtx_writer.
6594 (print_rtl_single_with_indent): Convert to..
6595 (rtx_writer::print_rtl_single_with_indent): ...this.
6596 (print_simple_rtl): Rewrite in terms of class rtx_writer.
6597 * print-rtl.h (flag_compact): Delete decl.
6598 (class rtx_writer): New class.
6599 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
6602 2016-10-26 Jeff Law <law@redhat.com>
6604 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
6607 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
6608 (check_if_valid_sleep_operand): Add missing fallthru comment.
6609 (arc_register_move_cost): Increase buffer size.
6610 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
6612 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
6614 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
6615 comment. Add gcc_unreachable for path that should never happen.
6617 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
6620 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6621 Martin Liska <mliska@suse.cz>
6624 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
6625 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
6626 on outer context if any.
6628 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6630 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
6631 by increment rather than double it.
6632 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
6633 emit a space before args[4].
6634 (END): Don't emit a space before with_arg.
6636 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6638 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
6639 Baseline only alternatives to (i) hold store atomic success value in a
6640 return register rather than a scratch register, (ii) use a low register
6641 for it and to (iii) ensure the cbranchsi insn generated by the split
6642 respect the constraints of Thumb-1 cbranchsi4_insn and
6644 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
6645 constraints must match those in atomic_compare_and_swap.
6646 (cbranchsi4_scratch): Likewise.
6648 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6650 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
6651 variable. Add the new parameter to the insn generator. Set that
6652 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
6653 return value from the negation of that parameter for Thumb-1, keeping
6654 the logic unchanged otherwise except for using bdst as the destination
6655 register of the compare_and_swap insn.
6656 (arm_split_compare_and_swap): Add explanation about how is the value
6657 returned to the function comment. Rename scratch variable to
6658 neg_bval. Adapt initialization of variables holding operands to the
6659 new operand numbers. Use return register to hold result of store
6660 exclusive for Thumb-1, scratch register otherwise. Construct the
6661 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
6662 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
6663 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
6664 for strongly ordered compare_and_swap.
6665 * config/arm/predicates.md (cc_register_operand): New predicate.
6666 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
6667 match_operand with the new predicate to accept either the CC flag or a
6668 destination register for the boolean return value, restricting it to
6669 CC flag only via constraint. Adapt operand numbers accordingly.
6671 2016-10-26 Jeff Law <law@redhat.com>
6673 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
6675 * config/frv/frv.c (comparison_string): Do not fall through after
6678 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
6680 (expand_one_builtin): Add missing break.
6682 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
6683 (m32c_legitimate_address_p): Likewise.
6685 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
6687 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
6689 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
6692 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
6695 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
6697 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
6699 (rl78_asm_ctor_dtor): Increase buffer size.
6701 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
6703 (xstormy16_asm_output_constructor): Likewise.
6705 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
6708 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
6709 comment to silence warning.
6711 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
6712 (spu_legitimate_address_p): Fix logic error and add missing fallthru
6715 2016-10-26 Michael Matz <matz@suse.de>
6717 PR tree-optimization/78060
6718 PR tree-optimization/78061
6719 PR tree-optimization/78088
6720 * tree-ssa-loop-split.c (easy_exit_values): New function.
6721 (tree_ssa_split_loops): Use it.
6722 (compute_new_first_bound): Change order of operations,
6723 fix invalid use of types.
6725 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
6727 gen-pass-instances.awk is sensitive to the order in which
6728 passes are added; passes that appear later have to be added first.
6732 * config/avr/avr-passes.def: Swap order of directives for
6733 gen-pass-instances.awk.
6735 2016-10-25 Jeff Law <law@redhat.com>
6737 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
6738 (vax_notice_update_cc): Likewise.
6740 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6742 * config.gcc (sparc*-*-solaris2*): Adjust.
6743 (sparc64-*-linux*): Likewise.
6744 * config/sparc/default-64.h: Rename to...
6745 * config/sparc/default64.h: ...this.
6746 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
6748 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
6749 * config/sparc/sparc.h: Minor tweaks.
6750 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
6751 TARGET_ARCH32 throughout. Minor various tweaks throughout.
6753 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6755 * input.c (fcache::file_patch): Add comment about lifetime.
6756 (selftest::cpp_reader_ptr): New class.
6757 (selftest::lexer_test): Convert m_parser from cpp_reader *
6758 to a cpp_reader_ptr, and move m_tempfile to after it.
6759 (selftest::lexer_test::lexer_test): Update for above reordering.
6760 (lexer_test::~lexer_test): Move cleanup of m_parser to
6761 cpp_reader_ptr's dtor.
6763 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6765 * toplev.c (toplev::main): Remove call to
6766 location_adhoc_data_fini.
6768 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6770 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
6771 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
6773 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6775 * ggc-tests.c (forcibly_ggc_collect): Rename to...
6776 (selftest::forcibly_ggc_collect): ...this, and remove "static".
6777 (test_basic_struct): Update for above renaming.
6778 (test_length): Likewise.
6779 (test_union): Likewise.
6780 (test_finalization): Likewise.
6781 (test_deletable_global): Likewise.
6782 (test_inheritance): Likewise.
6783 (test_chain_next): Likewise.
6784 (test_user_struct): Likewise.
6785 (test_tree_marking): Likewise.
6786 * selftest-run-tests.c (selftest::run_tests): Call
6787 selftest::forcibly_ggc_collect at the end of the selftests.
6788 * selftest.h (selftest::forcibly_ggc_collect): New decl.
6790 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6793 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
6794 * optabs.c (expand_vec_cond_expr): For comparison codes
6795 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
6796 (expand_vec_cmp_expr): For comparison codes
6797 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
6798 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
6799 Add enum tree_code argument.
6800 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
6802 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
6803 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
6805 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
6806 NE_EXPR, attempt to use vcondeq_optab as fallback.
6807 * tree-vect-generic.c (expand_vector_comparison,
6808 expand_vector_divmod, expand_vector_condition): Adjust
6809 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
6810 * tree-vect-stmts.c (vectorizable_condition,
6811 vectorizable_comparison): Likewise.
6812 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
6813 check_bool_pattern, search_type_for_mask_1): Likewise.
6814 * expr.c (do_store_flag): Likewise.
6815 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
6816 @code{vcondeq@var{m}@var{n}}): Document.
6817 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
6820 2016-10-25 Jeff Law <law@redhat.com>
6822 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
6824 (v850_output_aligned_bss): Add missing break.
6826 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
6828 2016-10-25 Martin Liska <mliska@suse.cz>
6831 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
6832 statements as they can also contain possibly a freeing call.
6834 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
6835 Martin Liska <mliska@suse.cz>
6838 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
6839 * ipa-icf.c (sem_function::get_hash): Add target optimization
6842 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
6845 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
6846 Remove partial overlap check for shift by 1.
6847 (ashldi3_neon): Likewise.
6849 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
6851 * config/arm/constraints.md (Q constraint): Document its use for
6853 (Pf constraint): New constraint for relaxed, consume or relaxed memory
6855 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
6856 alternatives to allow any register when memory model matches Pf and
6857 thus lda is used, but only low registers otherwise. Use unpredicated
6858 output template for Thumb-1 targets.
6859 (atomic_store<mode>): Likewise for stl.
6860 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
6861 whose output template does not have predication.
6862 (arm_load_acquire_exclusive<mode>): Likewise.
6863 (arm_load_exclusivesi): Likewise.
6864 (arm_load_acquire_exclusivesi): Likewise.
6865 (arm_store_release_exclusive<mode>): Likewise.
6866 (arm_store_exclusive<mode>): Use unpredicated output template for
6869 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6871 * internal-fn.def (LAUNDER): New internal function.
6872 * internal-fn.c (expand_LAUNDER): New function.
6874 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6875 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6877 New avr target pass to work around performance loss by PR fix.
6881 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
6882 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
6883 * config/avr/predicates.md (extend_operator): New.
6884 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
6885 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
6886 (make_avr_pass_casesi): New prototypes.
6887 * config/avr/avr.c (print-rtl.h): Include it.
6888 (pass_data avr_pass_data_casesi): Data for new pass.
6889 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
6890 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
6891 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
6892 (avr_optimize_casesi): New functions.
6894 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6895 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6899 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
6901 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6903 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
6904 DW_AT_rvalue_reference attributes.
6906 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
6908 * doc/invoke.text (Wint-in-bool-context): Update documentation.
6909 * value-prof.c (stringop_block_profile): Fix a warning.
6911 2016-10-24 Martin Sebor <msebor@redhat.com>
6914 * builtins.c (string_length): New function.
6915 (c_strlen): Use string_length. Correctly handle wide strings.
6916 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
6918 (target_int_max): Call target_max_value.
6919 (format_result::knownrange): New data member.
6920 (fmtresult::fmtresult): Define default constructor.
6921 (format_integer): Use it and set format_result::knownrange.
6922 Handle global constants.
6923 (format_floating_max): Add third argument.
6924 (format_floating): Recompute maximum value for %a for each argument.
6925 (get_string_length): Use fmtresult default ctor.
6926 (format_string): Set format_result::knownrange.
6927 (format_directive): Check format_result::knownrange.
6928 (add_bytes): Same. Correct caret placement in diagnostics.
6929 (pass_sprintf_length::compute_format_length): Set
6930 format_result::knownrange.
6931 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
6933 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6935 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
6936 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
6938 2016-10-24 Ximin Luo <infinity0@pwned.gg>
6941 * dwarf2out.c (file_table_relative_p): Remove.
6942 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
6943 also for absolute paths.
6944 * doc/tm.texi: Update.
6945 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
6946 * target.def (force_at_comp_dir): Remove hook.
6947 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
6949 2016-10-24 Richard Biener <rguenther@suse.de>
6951 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
6952 backedges when identifying the single predecessor to take
6953 conditional info from. Use SCEV to get at ranges for loop IVs.
6954 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
6955 avoid false warning.
6957 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
6960 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
6961 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
6962 (avr_address_tiny_absdata_p): New static function.
6963 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
6964 it to determine validity of constant addresses.
6965 (avr_attribute_table) [absdata]: New variable attribute...
6966 (avr_handle_absdata_attribute): ...and handler.
6967 (avr_decl_absdata_p): New static function.
6968 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
6969 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
6970 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
6972 2016-10-24 Richard Biener <rguenther@suse.de>
6974 PR tree-optimization/78076
6975 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
6976 also on the loop tree root.
6978 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6980 * config/i386/i386.c (ix86_fold_builtin): Handle
6981 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
6982 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
6983 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
6984 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
6986 2016-10-24 Martin Liska <mliska@suse.cz>
6989 * opts.c (finish_options): Skip conditionally.
6991 2016-10-23 Martin Sebor <msebor@redhat.com>
6994 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
6995 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
6997 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
6999 * config/sparc/sparc.md (cpu_feature): Minor tweak.
7000 (enabled): Likewise.
7001 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
7002 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
7003 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
7004 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
7005 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
7006 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
7008 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
7010 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
7011 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
7013 2016-10-21 Andrew Pinski <apinski@cavium.com>
7015 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
7017 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
7018 implementer_id to unsigned char.
7019 Change part_no to unsigned int.
7020 (AARCH64_BIG_LITTLE): New define.
7021 (INVALID_IMP): New define.
7022 (INVALID_CORE): New define.
7023 (cpu_data): Change the last element's implementer_id and part_no to
7025 (valid_bL_string_p): Rewrite to ..
7026 (valid_bL_core_p): this for integers instead of strings.
7027 (parse_field): New function.
7028 (contains_string_p): Rewrite to ...
7029 (contains_core_p): this for integers and only for the part_no.
7030 (host_detect_local_cpu): Rewrite handling of implementation and
7031 par num to be integers; simplifying the code.
7033 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7035 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
7036 value range for pointers in more cases.
7038 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
7040 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
7041 Add extra argument to allow emitting the move immediate.
7042 Use add/sub with positive immediate.
7043 (aarch64_add_constant): Add inline function.
7044 (aarch64_add_sp): Likewise.
7045 (aarch64_sub_sp): Likewise.
7046 (aarch64_expand_prologue): Call aarch64_sub_sp.
7047 (aarch64_expand_epilogue): Call aarch64_add_sp.
7048 Decide when to leave out move.
7049 (aarch64_output_mi_thunk): Call aarch64_add_constant.
7051 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
7053 * config/aarch64/aarch64.c (aarch64_layout_frame):
7054 Align FP callee-saves.
7056 2016-10-21 Jakub Jelinek <jakub@redhat.com>
7058 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
7059 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
7061 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
7062 _rdseed64_step): Likewise.
7063 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
7066 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
7067 and tree-ssanames.h.
7068 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
7069 with INTEGER_CST argument.
7070 (ix86_gimple_fold_builtin): New function.
7071 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
7073 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
7074 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
7075 (ranges_table_allocated, ranges_table_in_use,
7076 ranges_by_label_allocated, ranges_by_label_in_use,
7077 RANGES_TABLE_INCREMENT): Removed.
7078 (add_ranges_num): Use vec_safe_push into ranges_table.
7079 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
7080 (output_ranges): Adjust for ranges_table and ranges_by_label
7081 conversion from arrays to vec.
7082 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
7083 conversion from arrays to vec.
7084 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
7085 ranges_table_in_use, ranges_by_label_allocated and
7086 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
7088 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
7089 if needed. Re-add origin_die variable and its initialization.
7091 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
7092 even for -fstack-reuse=none, or for volatile vars etc.
7094 2016-10-21 David Malcolm <dmalcolm@redhat.com>
7096 * print-rtl-function.c (flag_compact): Move extern decl to...
7097 * print-rtl.h (flag_compact): ...here.
7098 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
7099 (ASSERT_RTL_DUMP_EQ): New macro.
7100 (selftest::test_dumping_regs): New function.
7101 (selftest::test_dumping_insns): New function.
7102 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
7104 (selftest::rtl_tests_c_tests): Call the new test functions.
7106 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7108 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
7109 (outgoing_edges_match): Likewise.
7110 (try_crossjump_to_edge): Likewise.
7111 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
7112 (rtl_tidy_fallthru_edge): Likewise.
7113 * rtl.h (tablejump_p): Adjust prototype.
7114 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
7116 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7118 * rtl.h (label_ref_label): New function.
7119 (set_label_ref_label): New function.
7120 (LABEL_REF_LABEL): Delete.
7121 * alias.c (rtx_equal_for_memref_p): Adjust.
7122 * cfgbuild.c (make_edges): Likewise.
7123 (purge_dead_tablejump_edges): Likewise.
7124 * cfgexpand.c (convert_debug_memory_address): Likewise.
7125 * cfgrtl.c (patch_jump_insn): Likewise.
7126 * combine.c (distribute_notes): Likewise.
7127 * cse.c (hash_rtx_cb): Likewise.
7128 (exp_equiv_p): Likewise.
7129 (fold_rtx): Likewise.
7130 (check_for_label_ref): Likewise.
7131 * cselib.c (rtx_equal_for_cselib_1): Likewise.
7132 (cselib_hash_rtx): Likewise.
7133 * emit-rtl.c (mark_label_nuses): Likewise.
7134 * explow.c (convert_memory_address_addr_space_1): Likewise.
7135 * final.c (output_asm_label): Likewise.
7136 (output_addr_const): Likewise.
7137 * gcse.c (add_label_notes): Likewise.
7138 * genconfig.c (walk_insn_part): Likewise.
7139 * genrecog.c (validate_pattern): Likewise.
7140 * ifcvt.c (cond_exec_get_condition): Likewise.
7141 (noce_emit_store_flag): Likewise.
7142 (noce_get_alt_condition): Likewise.
7143 (noce_get_condition): Likewise.
7144 * jump.c (maybe_propagate_label_ref): Likewise.
7145 (mark_jump_label_1): Likewise.
7146 (redirect_exp_1): Likewise.
7147 (rtx_renumbered_equal_p): Likewise.
7148 * lra-constraints.c (operands_match_p): Likewise.
7149 * print-rtl.c (print_value): Likewise.
7150 * reload.c (find_reloads): Likewise.
7151 * reload1.c (set_label_offsets): Likewise.
7152 * reorg.c (get_branch_condition): Likewise.
7153 * rtl-tests.c (test_uncond_jump): Likewise.
7154 * rtl.c (rtx_equal_p_cb): Likewise.
7155 (rtx_equal_p): Likewise.
7156 * rtlanal.c (reg_mentioned_p): Likewise.
7157 (rtx_referenced_p): Likewise.
7158 (get_condition): Likewise.
7159 * varasm.c (const_hash_1): Likewise.
7160 (compare_constant): Likewise.
7161 (const_rtx_hash_1): Likewise.
7162 (output_constant_pool_1): Likewise.
7164 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7167 * reload.c (find_valid_class_1): Allow regclass if atleast one
7168 regno in regclass is ok. Compute and use rclass size based on
7169 actually available regnos for mode in rclass.
7171 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
7173 * config/sparc/sparc-modes.def (CCV): New.
7175 * config/sparc/predicates.md (v_comparison_operator): New.
7176 (icc_comparison_operator): Add support for CCV/CCXV.
7177 (xcc_comparison_operator): Likewise.
7178 * config/sparc/sparc.c (output_cbranch): Likewise.
7179 (sparc_print_operand): Likewise.
7180 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
7181 (uaddvdi4): New expander.
7182 (addvdi4): Likewise.
7183 (uaddvdi4_sp32): New instruction.
7184 (addvdi4_sp32): Likewise.
7185 (uaddvsi4): New expander.
7186 (addvsi4): Likewise.
7187 (cmp_ccc_plus_sltu_set): New instruction.
7188 (cmp_ccv_plus): Likewise.
7189 (cmp_ccxv_plus): Likewise.
7190 (cmp_ccv_plus_set): Likewise.
7191 (cmp_ccxv_plus_set): Likewise.
7192 (cmp_ccv_plus_sltu_set): Likewise.
7193 (uaddvdi4): New expander.
7194 (subvdi4): Likewise.
7195 (usubdi4_sp32): New instruction.
7196 (subvdi4_sp32): Likewise.
7197 (usubvsi4): New expander.
7198 (subvsi4): Likewise.
7199 (cmpsi_minus_sltu_set): New instruction.
7200 (cmp_ccv_minus): Likewise.
7201 (cmp_ccxv_minus): Likewise.
7202 (cmp_ccv_minus_set): Likewise.
7203 (cmp_ccxv_minus_set): Likewise.
7204 (cmp_ccv_minus_sltu_set): Likewise.
7205 (unegvdi3): New expander.
7206 (negvdi3): Likewise.
7207 (unegdi3_sp32): New instruction.
7208 (negvdi3_sp32): Likewise.
7209 (unegvsi3): New expander.
7210 (negvsi3): Likewise.
7211 (cmp_ccc_neg_sltu_set): New instruction.
7212 (cmp_ccv_neg): Likewise.
7213 (cmp_ccxv_neg): Likewise.
7214 (cmp_ccv_neg_set): Likewise.
7215 (cmp_ccxv_neg_set): Likewise.
7216 (cmp_ccv_neg_sltu_set): Likewise.
7218 * tree-ssa-loop-split.c: Remove trailing spaces.
7219 * match.pd: Likewise.
7221 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7223 PR rtl-optimization/78038
7224 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
7225 be deduced to set REG through the RTL structure.
7226 (make_defs_and_copies_lists): Return false on a failing get_defs call.
7228 2016-10-21 Richard Biener <rguenther@suse.de>
7230 PR tree-optimization/78051
7231 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
7232 and mark replaced if folding did something.
7234 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
7236 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
7237 and "protected" in visibility types.
7238 (rs6000_xcoff_declare_function_name): Fix formatting.
7239 (rs6000_xcoff_declare_object_name): Fix formatting.
7241 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
7243 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
7244 and IX86_BUILTIN_HUGE_VALQ here ...
7245 (ix86_expand_builtin): ... not here.
7247 2016-10-20 Jakub Jelinek <jakub@redhat.com>
7249 * doc/gty.texi (for_user): Use @item next to @findex.
7251 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
7254 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
7255 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
7256 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
7257 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
7258 __builtin_ia32_lzcnt_u16.
7259 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
7260 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
7261 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
7262 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
7263 (bmi_tzcnt_<mode>): New expander.
7264 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
7265 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
7266 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
7267 (lzcnt_<mode>): New expander.
7268 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
7269 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
7270 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
7271 (UINT64_FTYPE_UINT64): New.
7272 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
7273 (__builtin_ia32_lzcnt_u16): New description.
7274 (__builtin_ia32_lzcnt_u32): Ditto.
7275 (__builtin_ia32_lzcnt_u64): Ditto.
7276 (__builtin_ctzs): Remove description.
7277 (__builtin_ia32_tzcnt_u16): New description.
7278 (__builtin_ia32_tzcnt_u32): Ditto.
7279 (__builtin_ia32_tzcnt_u64): Ditto.
7280 * config/i386/i386.c (ix86_expand_args_builtin): Handle
7281 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
7283 2016-10-20 Martin Liska <mliska@suse.cz>
7286 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
7287 comparison with STMT_UID_NOT_IN_RANGE.
7288 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
7291 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
7293 * compare-elim.c (conforming_compare): Accept UNSPECs.
7294 (find_comparison_dom_walker::before_dom_children): Deal with
7295 instructions both using and killing the flags register.
7296 (equivalent_reg_at_start): New function extracted from...
7297 (try_eliminate_compare): ...here. Use it and add support for
7298 registers and UNSPECs as second operand of the compare.
7299 * config/visium/visium-modes.def (CCV): New.
7300 * config/visium/predicates.md (visium_v_comparison_operator): New.
7301 (visium_branch_operator): Deal with CCV mode.
7302 * config/visium/visium.c (visium_select_cc_mode): Likewise.
7303 (output_cbranch): Likewise.
7304 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
7305 (uaddv<mode>4): New expander.
7306 (addv<mode>4): Likewise.
7307 (add<mode>3_insn_set_carry): New instruction.
7308 (add<mode>3_insn_set_overflow): Likewise.
7309 (addsi3_insn_set_overflow): Likewise.
7310 (usubv<mode>4): New expander.
7311 (subv<mode>4): Likewise.
7312 (sub<mode>3_insn_set_carry): New instruction.
7313 (sub<mode>3_insn_set_overflow): Likewise.
7314 (subsi3_insn_set_overflow): Likewise.
7315 (unegv<mode>3): New expander.
7316 (negv<mode>3): Likewise.
7317 (neg<mode>2_insn_set_overflow): New instruction.
7318 (addv_tst<mode>): Likewise.
7319 (subv_tst<mode>): Likewise.
7320 (negv_tst<mode>): Likewise.
7321 (cbranch<mode>4_addv_insn): New splitter and instruction.
7322 (cbranch<mode>4_subv_insn): Likewise.
7323 (cbranch<mode>4_negv_insn): Likewise.
7325 2016-10-20 Richard Biener <rguenther@suse.de>
7327 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
7328 Handle decls possibly not bound.
7329 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
7330 nothing_id for decls that might not be bound if we are interested
7332 (get_constraint_for_component_ref): Deal with that.
7334 2016-10-20 Michael Matz <matz@suse.de>
7337 * common.opt (-fsplit-loops): New flag.
7338 * passes.def (pass_loop_split): Add.
7339 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
7340 (enable_fdo_optimizations): Add loop splitting.
7341 * timevar.def (TV_LOOP_SPLIT): Add.
7342 * tree-pass.h (make_pass_loop_split): Declare.
7343 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
7344 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
7345 * tree-ssa-loop-split.c: New file.
7346 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
7347 * doc/invoke.texi (fsplit-loops): Document.
7348 * doc/passes.texi (Loop optimization): Add paragraph about loop
7351 2016-10-20 Richard Biener <rguenther@suse.de>
7353 * cgraphunit.c (analyze_functions): Set node->definition to
7354 false to signal symbol removal to debug_hooks->late_global_decl.
7355 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
7356 WPA signal symbol removal to the debuginfo machinery.
7357 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
7358 using early_finised to guard the we're called for symbol
7359 removal case look at the symtabs definition flag.
7360 (gen_variable_die): Remove redundant check.
7362 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7364 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
7366 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7368 PR tree-optimization/53979
7369 * match.pd ((a ^ b) | a -> a | b): New pattern.
7371 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
7373 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
7374 config/pa/pa64-hpux-lib.h.
7375 (PA_CRTBEGIN_HACK): Likewise.
7376 (DTOR_LIST_BEGIN): Likewise.
7378 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
7380 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
7381 register only if "in" and "out" are different registers.
7383 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
7385 * omp-low.c (pass_oacc_device_lower::gate): New method.
7386 (execute): Always call execute_oacc_device_lower.
7388 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7390 PR tree-optimization/77916
7391 PR tree-optimization/77937
7392 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
7394 (insert_initializers): Requirement of initializer for -1 should be
7395 based on pointer-typedness of the candidate basis.
7397 2016-10-19 Bin Cheng <bin.cheng@arm.com>
7399 PR tree-optimization/78005
7400 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
7401 upper (included) bound for niters of prolog loop.
7402 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
7403 Compute niters of scalar loop above which vectorized loop is
7404 preferred, as well as the upper (included) bound for the niters.
7405 (vect_do_peeling): Record niter bound for loops accordingly.
7407 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
7410 * tree-core.h (enum tree_index): Put the complex types after their
7412 * tree-streamer.c (verify_common_node_recorded): New function.
7413 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
7415 2016-10-19 Martin Liska <mliska@suse.cz>
7417 * cgraph.h (cgraph_edge::binds_to_current_def_p):
7418 Replace NULL with false as a return value.
7420 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
7422 PR tree-optimization/78024
7423 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
7424 don't clear BB_VISITED after processing.
7426 2016-10-19 Richard Biener <rguenther@suse.de>
7428 * domwalk.c (dom_walker::walk): Use RPO order.
7430 2016-10-19 Richard Biener <rguenther@suse.de>
7432 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
7434 (evrp_dom_walker::~evrp_dom_walker): Free it.
7435 (evrp_dom_walker::stmts_to_remove): Add.
7436 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
7437 whose output we fully propagate for removal. Propagate
7438 into BB destination PHI arguments.
7439 (execute_early_vrp): Remove queued stmts. Dump value ranges
7440 before stmt removal.
7442 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
7444 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
7445 * passes.def: Add two instances of pass_walloca.
7446 * tree-pass.h (make_pass_walloca): New.
7447 * gimple-ssa-warn-alloca.c: New file.
7448 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
7449 -Wvla-larger-than= options.
7451 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
7453 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
7454 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
7456 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
7458 * config/rs6000/altivec.h (vec_xl_len): New macro.
7459 (vec_xst_len): New macro.
7460 (vec_cmpnez): New macro.
7461 (vec_cntlz_lsbb): New macro.
7462 (vec_cnttz_lsbb): New macro.
7463 (vec_xlx): New macro.
7464 (vec_xrx): New macro.
7465 (vec_all_nez): New C++ predicate template.
7466 (vec_any_eqz): New C++ predicate template.
7467 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
7468 conditional compilation.
7469 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
7470 conditional compilation.
7471 (vec_all_nez): New macro.
7472 (vec_any_eqz): New macro.
7473 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
7475 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
7477 * config/rs6000/vector.md (VI): Moved this mode iterator
7478 definition from altivec.md to vector.md.
7479 (UNSPEC_NEZ_P): New value.
7480 (vector_ne_<mode>_p): New expansion for implementation of
7481 vec_all_ne and vec_any_eq built-in functions.
7482 (vector_nez_<mode>_p): New expansion for implementation of
7483 vec_all_nez and vec_any_eqz built-in functions.
7484 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
7485 and vec_any_eq built-in function.
7486 (cr6_test_for_zero): New commentary to explain this expansion.
7487 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
7488 (cr6_test_for_lt): New commentary to explain this expansion.
7489 (cr6_test_for_lt_reverse): New commentary to explain this
7491 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7492 overloaded function prototypes for vec_all_ne, vec_all_nez,
7493 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
7494 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
7496 (altivec_resolve_overloaded_builtin): Modify the handling of
7497 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
7498 the compiler is configured to support TARGET_P9_VECTOR.
7499 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
7500 to explain the special processing that is given to predicate
7501 built-ins introduced using this macro.
7502 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
7503 the special processing given to predicate built-ins introduced
7505 (BU_VSX_P): Likewise.
7506 (BU_P8V_AV_P): Likewise.
7507 (BU_P9V_AV_P): Likewise.
7508 (BU_P9V_AV_X): New macro.
7509 (BU_P9V_64BIT_AV_X): New macro.
7510 (BU_P9V_VSX_3): New macro.
7511 (BU_P9V_OVERLOAD_P): New macro.
7512 (LXVL): New BU_P9V_64BIT_VSX_2.
7513 (VEXTUBLX): New BU_P9V_AV_2.
7514 (VEXTUBRX): Likewise.
7515 (VEXTUHLX): Likewise.
7516 (VEXTUHRX): Likewise.
7517 (VEXTUWLX): Likewise.
7518 (VEXTUWRX): Likewise.
7519 (STXVL): New BU_P9V_64BIT_AV_X.
7520 (VCLZLSBB): New BU_P9V_AV_1.
7521 (VCTZLSBB): Likewise.
7522 (CMPNEB): New BU_P9V_AV_2.
7527 (VCMPNEB_P): New BU_P9V_AV_P.
7528 (VCMPNEH_P): Likewise.
7529 (VCMPNEW_P): Likewise.
7530 (VCMPNED_P): Likewise.
7531 (VCMPNEFP_P): Likewise.
7532 (VCMPNEDP_P): Likewise.
7533 (CMPNEZB): New BU_P9V_AV_2.
7534 (CMPNEZH): Likewise.
7535 (CMPNEZW): Likewise.
7536 (VCMPNEZB_P): New BU_P9V_AV_P.
7537 (VCMPNEZH_P): Likewise.
7538 (VCMPNEZW_P): Likewise.
7539 (LXVL): New BU_P9V_OVERLOAD_2.
7540 (STXVL): New BU_P9V_OVERLOAD_3.
7541 (VEXTULX): New BU_P9V_OVERLOAD_2.
7542 (VEXTURX): Likewise.
7544 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
7545 (VCMPNE_P): Likewise.
7546 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
7547 (VCTZLSBB): Likewise.
7548 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
7549 comment to explain mode used for scratch register.
7550 (altivec_expand_stxvl_builtin): New function.
7551 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
7552 (altivec_init_builtins): Add initialized variable
7553 void_ftype_v16qi_pvoid_long and use this type to define the
7554 built-in function __builtin_altivec_stxvl.
7555 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
7556 (UNSPEC_STXVL): New value.
7557 (UNSPEC_VCLZLSBB): New value.
7558 (UNSPEC_VCTZLSBB): New value.
7559 (UNSPEC_VEXTUBLX): New value.
7560 (UNSPEC_VEXTUHLX): New value.
7561 (UNSPEC_VEXTUWLX): New value.
7562 (UNSPEC_VEXTUBRX): New value.
7563 (UNSPEC_VEXTUHRX): New value.
7564 (UNSPEC_VEXTUWRX): New value.
7565 (UNSPEC_VCMPNEB): New value.
7566 (UNSPEC_VCMPNEZB): New value.
7567 (UNSPEC_VCMPNEH): New value.
7568 (UNSPEC_VCMPNEZH): New value.
7569 (UNSPEC_VCMPNEW): New value.
7570 (UNSPEC_VCMPNEZW): New value.
7571 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7572 vector of integer modes.
7573 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7574 vector of float or double modes.
7575 (*vector_nez_<mode>_p): New insn for vector test all not equal or
7577 (lxvl): New expand for load VSX vector with length.
7578 (*lxvl): New insn for load VSX vector with length.
7579 (stxvl): New expand for store VSX vector with length.
7580 (*stxvl): New insn for store VSX vector with length.
7581 (vcmpneb): New insn for vector of byte compare not equal.
7582 (vcmpnezb): New insn for vector of byte compare not equal or zero.
7583 (vcmpneh): New insn for vector of half word compare not equal.
7584 (vcmpnezh): New insn for vector of half word compare not equal or
7586 (vcmpnew): New insn for vector of word compare not equal.
7587 (vcmpne<VSs>): New insn for vector of float or double compare not
7589 (vcmpnezw): New insn for vector of word compare not equal or zero.
7590 (vclzlsbb): New insn for vector count leading zero
7591 least-significant bits byte.
7592 (vctzlsbb): New insn for vector count trailing zero least
7593 signficant bits byte.
7594 (vextublx): New insn for vector extract unsigned byte left
7596 (vextubrx): New insn for vector extract unsigned byte right
7598 (vextuhlx): New insn for vector extract unsigned half word left
7600 (vextuhrx): New insn for vector extract unsigned half word right
7602 (vextuwlx): New insn for vector extract unsigned word left
7604 (vextuwrx): New insn for vector extract unsigned word right
7606 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
7607 clarify intent of this constant.
7608 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
7609 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
7610 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
7611 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
7612 and vec_xrx functions.
7614 2016-10-18 Andrew Pinski <apinski@cavium.com>
7617 * predict.c (is_exit_with_zero_arg): New function.
7618 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
7621 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
7624 * config/i386/i386.c (legitimize_tls_address)
7625 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
7626 convert dest to Pmode if different than Pmode.
7628 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7630 PR tree-optimization/77916
7631 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
7632 stopgap fix, as pointers with -1 increment are still broken.
7634 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
7636 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
7637 mapping class decoration from here...
7638 (rs6000_xcoff_encode_section): ...to here.
7640 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
7641 if shrink-wrapping and optimizing for speed.
7643 2016-10-18 Richard Biener <rguenther@suse.de>
7645 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
7646 not visited but non-executable predecessors. Return taken edge.
7647 Simplify conditions and refactor propagation vs. folding step.
7649 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
7651 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
7652 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
7653 (rs6000_get_separate_components): Assert we do not have those
7654 strategies selected.
7656 2016-10-18 Richard Biener <rguenther@suse.de>
7658 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
7659 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
7661 (substitute_and_fold_dom_walker): Adjust constructor.
7662 (substitute_and_fold_dom_walker::before_dom_children): Remove
7663 do_dce flag and handling (always true).
7664 (substitute_and_fold): Likewise.
7665 * tree-vrp.c (vrp_finalize): Adjust.
7666 (execute_early_vrp): Remove final BB_VISITED clearing.
7667 * tree-ssa-ccp.c (ccp_finalize): Adjust.
7668 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7669 * ira.c (ira): Call clear_bb_flags.
7671 2016-10-18 Richard Biener <rguenther@suse.de>
7673 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
7674 get at the operand to look at with TREE_OPERAND for generic
7677 2016-10-18 David Malcolm <dmalcolm@redhat.com>
7679 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
7681 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
7682 (write_test_expr): Use rtx_reader_ptr for calls to
7684 (write_attr_value): Likewise.
7685 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
7686 call to print_md_ptr_loc.
7687 (write_one_condition): Likewise for calls to print_c_condition.
7688 * genconstants.c: Include "statistics.h" and "vec.h".
7689 (main): Update for conversion to member functions.
7690 * genemit.c (emit_c_code): Use rtx_reader_ptr for
7691 call to print_md_ptr_loc.
7692 * genenums.c: Include "statistics.h" and "vec.h".
7693 (main): Update for conversion of traverse_enum_types to a method.
7694 * genmddeps.c: Include "statistics.h" and "vec.h".
7695 * genoutput.c (process_template): Use rtx_reader_ptr for call to
7697 * genpreds.c (write_predicate_subfunction): Likewise.
7698 (write_predicate_expr): Likewise for calls to print_c_condition.
7699 * genrecog.c (print_test): Likewise.
7700 * gensupport.c (process_rtx): Likewise for calls to
7701 copy_md_ptr_loc and join_c_conditions.
7702 (alter_test_for_insn): Likewise for call to join_c_conditions.
7703 (process_substs_on_one_elem): Likewise.
7704 (gen_mnemonic_setattr): Update for move of string_obstack to a
7705 field of rtx_reader.
7706 (mnemonic_htab_callback): Likewise. Fix formatting.
7707 (gen_mnemonic_attr): Likewise.
7708 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
7709 to print_c_condition.
7710 * read-md.c: Include "statistics.h" and "vec.h".
7711 (string_obstack): Convert this global to field "m_string_obstack"
7712 of class rtx_reader.
7713 (ptr_locs): Likewise, as "m_ptr_locs".
7714 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
7715 (joined_conditions): Likewise, as "m_joined_conditions".
7716 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
7717 (md_constants): Likewise, as "m_md_constants".
7718 (enum_types): Likewise, as "m_enum_types".
7719 (set_md_ptr_loc): Convert to...
7720 (rtx_reader::set_md_ptr_loc): ...member function.
7721 (get_md_ptr_loc): Convert to...
7722 (rtx_reader::get_md_ptr_loc): ...member function.
7723 (copy_md_ptr_loc): Convert to...
7724 (rtx_reader::copy_md_ptr_loc): ...member function.
7725 (fprint_md_ptr_loc): Convert to...
7726 (rtx_reader::fprint_md_ptr_loc): ...member function.
7727 (print_md_ptr_loc): Convert to...
7728 (rtx_reader::print_md_ptr_loc): ...member function.
7729 (join_c_conditions): Convert to...
7730 (rtx_reader::join_c_conditions): ...member function.
7731 (fprint_c_condition): Convert to...
7732 (rtx_reader::fprint_c_condition): ...member function.
7733 (print_c_condition): Convert to...
7734 (rtx_reader::print_c_condition): ...member function.
7735 (read_name): Convert to...
7736 (rtx_reader::read_name): ...member function.
7737 (read_escape): Convert to...
7738 (rtx_reader::read_escape): ...member function.
7739 (read_quoted_string): Convert to...
7740 (rtx_reader::read_quoted_string): ...member function.
7741 (read_braced_string): Convert to...
7742 (rtx_reader::read_braced_string): ...member function.
7743 (read_string): Convert to...
7744 (rtx_reader::read_string): ...member function.
7745 (read_skip_construct): Convert to...
7746 (rtx_reader::read_skip_construct): ...member function.
7747 (handle_constants): Convert to...
7748 (rtx_reader::handle_constants): ...member function.
7749 (traverse_md_constants): Convert to...
7750 (rtx_reader::traverse_md_constants): ...member function.
7751 (handle_enum): Convert to...
7752 (rtx_reader::handle_enum): ...member function.
7753 (lookup_enum_type): Convert to...
7754 (rtx_reader::lookup_enum_type): ...member function.
7755 (traverse_enum_types): Convert to...
7756 (rtx_reader::traverse_enum_types): ...member function.
7757 (rtx_reader::rtx_reader): Move initializations
7758 of various former global data from rtx_reader::read_md_files to
7759 here, as fields, along with the call to unlock_std_streams.
7760 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
7762 (rtx_reader::read_md_files): Move initializations of various
7763 global data from here to the ctor.
7764 * read-md.h (read_name): Convert to...
7765 (rtx_reader::read_name): ...member function.
7766 (rtx_reader::read_escape): New method decl.
7767 (read_quoted_string): Convert to...
7768 (rtx_reader::read_quoted_string): ...member function.
7769 (rtx_reader::read_braced_string): New method decl.
7770 (read_string): Convert to...
7771 (rtx_reader::read_string): ...member function.
7772 (rtx_reader::read_skip_construct): New method decl.
7773 (rtx_reader::set_md_ptr_loc): New method decl.
7774 (rtx_reader::get_md_ptr_loc): New method decl.
7775 (copy_md_ptr_loc): Convert to...
7776 (rtx_reader::copy_md_ptr_loc): ...member function.
7777 (fprint_md_ptr_loc): Convert to...
7778 (rtx_reader::fprint_md_ptr_loc): ...member function.
7779 (print_md_ptr_loc): Convert to...
7780 (rtx_reader::print_md_ptr_loc): ...member function.
7781 (rtx_reader::lookup_enum_type): New method decl.
7782 (rtx_reader::traverse_enum_types): New method decl.
7783 (rtx_reader::handle_constants): New method decl.
7784 (traverse_md_constants): Convert to...
7785 (rtx_reader::traverse_md_constants): ...member function.
7786 (rtx_reader::handle_enum): New method decl.
7787 (rtx_reader::join_c_conditions): New method decl.
7788 (fprint_c_condition): Convert to...
7789 (rtx_reader::fprint_c_condition): ...member function.
7790 (print_c_condition): Convert to...
7791 (rtx_reader::print_c_condition): ...member function.
7792 (rtx_reader::apply_iterator_to_string): New method decl.
7793 (rtx_reader::copy_rtx_for_iterators): New method decl.
7794 (rtx_reader::read_conditions): New method decl.
7795 (rtx_reader::record_potential_iterator_use): New method decl.
7796 (rtx_reader::read_mapping): New method decl.
7797 (rtx_reader::read_rtx): New method decl.
7798 (rtx_reader::read_rtx_code): New method decl.
7799 (rtx_reader::read_rtx_operand): New method decl.
7800 (rtx_reader::read_nested_rtx): New method decl.
7801 (rtx_reader::read_rtx_variadic): New method decl.
7802 (rtx_reader::get_string_obstack): New method.
7803 (rtx_reader::get_md_constants): New method.
7804 (string_obstack): Convert global variable decl to...
7805 (rtx_reader::m_string_obstack): ...this new field.
7806 (rtx_reader::m_ptr_locs): New field.
7807 (rtx_reader::m_ptr_loc_obstack): New field.
7808 (rtx_reader::m_joined_conditions): New field.
7809 (rtx_reader::m_joined_conditions_obstack): New field.
7810 (rtx_reader::m_md_constants): New field.
7811 (rtx_reader::m_enum_types): New field.
7812 * read-rtl.c (apply_iterator_to_string): Convert to...
7813 (rtx_reader::apply_iterator_to_string): ...member function.
7814 (copy_rtx_for_iterators): Convert to...
7815 (rtx_reader::copy_rtx_for_iterators): ...member function.
7816 (add_condition_to_string): Use rtx_reader_ptr for
7817 calls join_c_conditions.
7818 (apply_iterators): Use rtx_reader_ptr for calls to
7819 join_c_conditions and copy_rtx_for_iterators.
7820 (read_conditions): Convert to...
7821 (rtx_reader::read_conditions): ...member function.
7822 (record_potential_iterator_use): Convert to...
7823 (rtx_reader::record_potential_iterator_use): ...member function.
7824 (read_mapping): Convert to...
7825 (rtx_reader::read_mapping): ...member function.
7826 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
7827 (read_rtx): Convert to...
7828 (rtx_reader::read_rtx): ...member function.
7829 (read_rtx_code): Convert to...
7830 (rtx_reader::read_rtx_code): ...member function.
7831 (read_rtx_operand): Convert to...
7832 (rtx_reader::read_rtx_operand): ...member function. Update for move
7833 of string_obstack to a field.
7834 (read_nested_rtx): Convert to..
7835 (rtx_reader::read_nested_rtx): ...member function.
7836 (read_rtx_variadic): Convert to..
7837 (rtx_reader::read_rtx_variadic): ...member function.
7839 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7841 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
7843 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7845 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
7846 for pointer type too.
7847 (ipcp_update_vr): set_ptr_nonnull for pointer.
7849 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7851 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
7852 pt_solution_singleton_p.
7853 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
7854 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
7855 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
7856 pointer nonnull computed by VRP.
7857 Also Conservatively set pt.null to 1.
7858 (pt_solution_reset): Conservatively set pt.null to 1.
7859 (pt_solution_singleton_or_null_p): Renamed from
7860 pt_solution_singleton_p.
7861 * tree-ssanames.h (set_ptr_nonnull): Declare.
7862 (get_ptr_nonnull): Likewise.
7863 * tree-ssanames.c (set_ptr_nonnull): New.
7864 (get_ptr_nonnull): Likewise.
7865 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
7866 (evrp_dom_walker::before_dom_children): Likewise.
7868 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7870 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7871 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7872 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7873 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7874 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
7875 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7876 (rs6000_option_override_internal): Clear it if ABI_AIX.
7877 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7878 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
7880 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7882 * gimple-ssa-strength-reduction.c (record_increment): Remove
7885 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7887 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
7888 that the result is non-zero if it is true.
7889 (maybe_expand_shift): New wrapper around expand_shift_1.
7890 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
7892 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7894 PR tree-optimization/77916
7895 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
7896 Don't allow a MINUS_EXPR for pointer arithmetic for either known
7898 (record_increment): Increments of -1 for unknown strides just use
7899 a multiply initializer like other negative values.
7900 (analyze_increments): Remove stopgap solution for -1 increment
7901 applied to pointer arithmetic.
7903 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
7905 * dominance.c (dom_info::dom_info): Add new constructor for region
7906 which is vector of basic blocks.
7907 (dom_init): New method to initialize members common for both
7909 (dom_info::dom_info): Invoke dom_init for partial initialization.
7910 (dom_info::get_idom): Add check to corner cases on basic blocks which
7912 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
7913 to detect unreachable bbs.
7914 (dom_info::calc_idoms): Likewise.
7915 (compute_dom_fast_query_in_region): New function.
7916 (calculate_dominance_info_for_region): Likewise.
7917 (free_dominance_info_for_region): Likewise.
7918 * dominance.h: Add prototypes for introduced region-based functions
7919 * tree-if-conv.c (build_region): New function.
7920 (if_convertible_loop_p_1): Invoke local version of post-dominators
7921 calculation before basic block predication with subsequent freeing
7922 post-dominator info.
7923 (tree_if_conversion): Remove free of post-dominator info
7924 (pass_if_conversion::execute): Delete detection of infinite loops
7925 and fake edges to exit block since post-dominator calculation is
7926 performed per if-converted loop only.
7928 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
7931 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
7932 register explicitly.
7933 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
7934 optimizing for size.
7936 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7938 * config/aarch64/aarch64.c: Delete inclusion of
7939 cortex-a57-fma-steering.h.
7940 (aarch64_override_options): Delete call
7941 to aarch64_register_fma_steering.
7942 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
7943 * config/aarch64/cortex-a57-fma-steering.h: Delete.
7944 * config/aarch64/aarch64-passes.def: New file.
7945 * config/aarch64/cortex-a57-fma-steering.c
7946 (aarch64_register_fma_steering): Delete definition.
7947 (make_pass_fma_steering): Remove static qualifier.
7948 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
7949 (cortex-a57-fma-steering.o): Remove dependency on
7950 cortex-a57-fma-steering.h.
7952 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7954 * explow.c (validize_mem): Do not modify the argument in-place.
7956 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
7958 * tree-streamer.c (record_common_node): Explicitly list expected
7961 2016-10-17 Richard Biener <rguenther@suse.de>
7963 PR tree-optimization/77988
7964 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
7966 2016-10-17 Marek Polacek <polacek@redhat.com>
7968 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
7970 2016-10-17 Richard Biener <rguenther@suse.de>
7972 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
7975 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7977 PR tree-optimization/71636
7978 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
7980 2016-10-17 Richard Biener <rguenther@suse.de>
7982 * gimplify.c (gimplify_function_tree): Do not move the outer
7985 2016-10-17 Jakub Jelinek <jakub@redhat.com>
7987 * langhooks.h (struct lang_hooks_for_decls): Remove
7988 function_decl_explicit_p, function_decl_deleted_p and
7989 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
7990 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
7991 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
7992 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
7993 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
7994 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
7995 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
7996 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
7997 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
7998 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
7999 * langhooks.c (lhd_decl_dwarf_attribute): New function.
8000 * dwarf2out.c (gen_subprogram_die): Use
8001 lang_hooks.decls.decl_dwarf_attribute instead of
8002 lang_hooks.decls.function_decl_*.
8004 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
8008 * common.opt (-ftrampolines): New option.
8009 * doc/invoke.texi (Code Gen Options): Document it.
8010 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
8011 * doc/tm.texi: Regenerate.
8012 * builtins.def: Add init_descriptor and adjust_descriptor.
8013 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
8014 on platforms with descriptors.
8015 (expand_builtin_init_descriptor): New function.
8016 (expand_builtin_adjust_descriptor): Likewise.
8017 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
8018 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
8019 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
8020 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
8021 Set STATIC_CHAIN_REG_P on the static chain register, if any.
8022 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
8023 (expand_call): Likewise. Move around call to prepare_call_address
8024 and pass all flags to it.
8025 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
8026 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
8027 (gimple_call_set_by_descriptor): New setter.
8028 (gimple_call_by_descriptor_p): New getter.
8029 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
8030 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
8031 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
8032 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8033 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
8034 * rtl.h (STATIC_CHAIN_REG_P): New macro.
8035 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
8036 * target.def (custom_function_descriptors): New POD hook.
8037 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
8038 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
8039 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
8040 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
8041 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
8042 (build_common_builtin_nodes): Initialize init_descriptor and
8044 * tree-nested.c: Include target.h.
8045 (struct nesting_info): Add 'any_descr_created' field.
8046 (get_descriptor_type): New function.
8047 (lookup_element_for_decl): New function extracted from...
8048 (create_field_for_decl): Likewise.
8049 (lookup_tramp_for_decl): ...here. Adjust.
8050 (lookup_descr_for_decl): New function.
8051 (convert_tramp_reference_op): Deal with descriptors.
8052 (build_init_call_stmt): New function extracted from...
8053 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
8054 * defaults.h (FUNCTION_ALIGNMENT): Define.
8055 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
8056 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8057 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
8058 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
8059 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
8061 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
8063 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
8064 constants in CONST_VECTORs.
8066 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
8068 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
8069 register as destination of bmask.
8070 (vector_init_bshuffle): Likewise.
8071 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
8072 (bmaskdi_vis): Enable only in 64-bit mode.
8074 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
8076 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
8077 make LR a separately shrink-wrapped component unless savres_strategy
8078 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
8079 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
8080 wrapping when not both {SAVE,REST}_INLINE_GPRS.
8082 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
8084 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
8085 and keep looping on failure.
8087 2016-10-14 David Malcolm <dmalcolm@redhat.com>
8089 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
8091 (print_rtx_function): Update example in comment for...
8092 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
8093 non-virtual pseudos with a '%' sigil followed by the regno, offset
8094 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
8095 pseudo is dumped as "%0".
8097 2016-10-14 Jakub Jelinek <jakub@redhat.com>
8100 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
8103 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
8105 * config/sparc/sparc-passes.def: New file.
8106 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
8107 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
8108 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
8110 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
8112 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
8113 loop peel to loops with exit test at the beginning.
8115 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
8117 PR rtl-optimization/68212
8118 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
8119 frequency when computing scale factor for peeled copies.
8120 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
8121 values for switch/peel blocks/edges.
8123 2016-10-14 Pedro Alves <palves@redhat.com>
8125 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
8127 2016-10-14 Catherine Moore <clm@codesourcery.com>
8129 * config/mips/mips.c (mips_prepare_pch_save): Initialize
8130 micromips_globals to zero.
8132 2016-10-14 Richard Biener <rguenther@suse.de>
8134 PR tree-optimization/77979
8135 * tree-vrp.c (compare_name_with_value): Handle released SSA names
8136 in the equivalency sets.
8137 (compare_names): Likewise.
8139 2016-10-14 Martin Liska <mliska@suse.cz>
8141 * builtins.h(target_char_cst_p): Declare the function.
8142 * builtins.c (fold_builtin_memchr): Remove.
8143 (target_char_cst_p): Move the function from gimple-fold.c.
8144 (fold_builtin_3): Do not call the function.
8145 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
8146 (gimple_fold_builtin): Call the function.
8147 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
8149 2016-10-14 Martin Liska <mliska@suse.cz>
8151 * builtins.c (fold_builtin_strcmp): Remove function.
8152 (fold_builtin_strncmp): Likewise.
8153 (fold_builtin_2): Remove call of the function.
8154 (fold_builtin_3): Likewise.
8155 * fold-const-call.c (fold_const_call): Add constant folding
8156 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
8157 * fold-const-call.h (build_cmp_result): Declare the function.
8158 * gimple-fold.c (gimple_load_first_char): New function.
8159 (gimple_fold_builtin_string_compare): Likewise.
8160 (gimple_fold_builtin): Call the function.
8162 2016-10-14 Nathan Sidwell <nathan@acm.org>
8164 * gcov-io.c (gcov_open): Deconstify 'mode'.
8166 2016-10-14 Martin Liska <mliska@suse.cz>
8168 * fold-const.c (c_getstr): Support of properly \0-terminated
8169 string constants. New argument is added.
8170 * fold-const.h: New argument is added.
8172 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8174 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
8176 (aarch64_print_hint_for_core): Likewise.
8177 (aarch64_print_hint_for_arch): Likewise.
8178 (aarch64_validate_march): Use it. Fix indentation in type signature.
8179 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
8180 (aarch64_validate_mtune): Likewise.
8181 (aarch64_handle_attr_arch): Likewise.
8182 (aarch64_handle_attr_cpu): Likewise.
8183 (aarch64_handle_attr_tune): Likewise.
8185 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8187 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
8190 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
8192 * config/m68k/m68k.c (m68k_option_override): Check
8193 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
8194 instead of stack_limit_rtx.
8196 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8198 * dwarf2out.c (gen_member_die): Handle inline static data member
8201 2016-10-13 Nathan Sidwell <nathan@acm.org>
8203 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
8204 gcov_var.mode. Remove unnecessary fstat.
8206 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
8209 * function.c (thread_prologue_and_epilogue_insns): Call all
8210 make_*logue_seq in the same order as traditional. Call them
8211 all a second time if shrink_wrapped_separate.
8213 2016-10-13 Marek Polacek <polacek@redhat.com>
8215 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8216 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
8219 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8221 PR tree-optimization/77937
8222 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
8223 to infinite when we have a pointer with an increment of -1.
8225 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8227 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
8229 * memmodel.h: This file.
8230 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
8231 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
8232 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
8233 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
8234 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
8235 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
8236 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
8237 compare-elim.c, config/aarch64/aarch64-builtins.c,
8238 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
8239 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
8240 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
8241 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
8242 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
8243 config/darwin.c, config/epiphany/epiphany.c,
8244 config/epiphany/mode-switch-use.c,
8245 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
8246 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
8247 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
8248 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
8249 config/m68k/m68k.c, config/mcore/mcore.c,
8250 config/microblaze/microblaze.c, config/mmix/mmix.c,
8251 config/mn10300/mn10300.c, config/moxie/moxie.c,
8252 config/msp430/msp430.c, config/nds32/nds32-cost.c,
8253 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
8254 config/nds32/nds32-memory-manipulation.c,
8255 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
8256 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
8257 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
8258 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
8259 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
8260 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
8261 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
8262 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
8263 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
8264 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
8265 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
8266 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
8267 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
8268 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
8269 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
8270 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
8271 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
8272 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
8273 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
8274 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
8275 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
8276 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
8277 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
8278 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
8279 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
8280 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
8281 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
8282 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
8283 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
8284 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
8285 var-tracking.c, varasm.c: Include memmodel.h.
8286 * genattrtab.c (write_header): Include memmodel.h in generated file.
8287 * genautomata.c (main): Likewise.
8288 * gengtype.c (open_base_files): Likewise.
8289 * genopinit.c (main): Likewise.
8290 * genconditions.c (write_header): Include memmodel.h earlier in
8292 * genemit.c (main): Likewise.
8293 * genoutput.c (output_prologue): Likewise.
8294 * genpeep.c (main): Likewise.
8295 * genpreds.c (write_insn_preds_c): Likewise.
8296 * genrecog.c (write_header): Likewise.
8297 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
8299 2016-10-13 David Malcolm <dmalcolm@redhat.com>
8301 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
8302 for new "compact" param of print_rtx_function. Check for "cinsn"
8304 * print-rtl-function.c (flag_compact): New decl.
8305 (print_rtx_function): Add param "compact" and use it to set
8306 flag_compact, adding a description of the effect to the leading
8307 comment, and updating the example output.
8308 * print-rtl.c (flag_compact): New variable.
8309 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
8311 (print_rtx_operand_code_i): When printing source locations, wrap
8312 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
8313 (print_rtx_operand_code_r): Don't print regnos for hard regs and
8314 virtuals in compact mode.
8315 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
8316 apart from in LABEL_REFs.
8317 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
8318 Don't print basic block ids in compact mode.
8319 (print_rtx): In compact mode, prefix the code of insns with "c",
8320 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
8321 * print-rtl.h (print_rtx_function): Add "compact" param.
8323 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
8325 * arm.h (TARGET_VFP): Delete.
8326 (TARGET_VFPD32): Remove references to TARGET_VFP.
8327 (TARGET_VFP3, TARGET_VFP5): Likewise.
8328 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
8329 (TARGET_NEON_FP16): Likewise.
8330 (TARGET_FMA): Likewise.
8331 (TARGET_CRYPTO): Likewise.
8332 (TARGET_NEON): Likewise.
8333 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
8334 (FUNCTION_ARG_REGNO_P): Likewise.
8335 * arm.c (arm_option_check_internal): Likewise.
8336 (arm_option_override): Likewise.
8337 (use_return_insn): Likewise.
8338 (arm_function_value_regno_p): Likewise.
8339 (arm_apply_result_size): Likewise.
8340 (use_vfp_abi): Likewise.
8341 (arm_legitimate_address_outer_p): Likewise.
8342 (thumb2_legitimate_address_p): Likewise.
8343 (arm_legitimate_index_p): Likewise.
8344 (thumb2_legitimate_index_p): Likewise.
8345 (arm_legitimate_address): Likewise.
8346 (arm_get_vfp_saved_size): Likewise.
8347 (arm_emit_vfp_multi_reg_pop): Likewise.
8348 (arm_get_frame_offsets): Likewise.
8349 (arm_save_coproc_regs): Likewise.
8350 (arm_hard_regno_mode_ok): Likewise.
8351 (arm_expand_epilogue_apcs_frame): Likewise.
8352 (arm_expand_epilogue): Likewise.
8353 (arm_file_start): Likewise.
8354 (arm_conditional_register_usage): Likewise.
8355 (arm_validize_comparison): Use vfp_compare_operand directly.
8356 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
8357 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
8359 (arm_atomic_assign_expand_fenv): Likewise.
8360 * arm.md (divsf3): Likewise.
8361 (arm_negsi2): Likewise.
8363 (arm_movdi): Likewise.
8364 (arm_movt): Likewise.
8365 (cbranchsf4): Change predicate to vfp_compare_operand.
8366 (cbranchdf4): Change predicate to vfp_compare_operand.
8367 (cstorehf4): Change predicate to vfp_compare_operand.
8368 (cstoresf4): Change predicate to vfp_compare_operand.
8369 (cstoredf4): Change predicate to vfp_compare_operand.
8370 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
8371 (movhi_insn_arch4, movhi_bytes): Likewise.
8372 * constraints.md (Dt): Likewise.
8374 * iterators.md (SDF): Likewise.
8375 * predicates.md (arm_float_compare_operand): Delete.
8376 (const_double_vcvt_power_of_two_reciprocal): Remove references to
8378 (const_double_vcvt_power_of_two): Likewise.
8379 * thumb2.md thumb2_movsi_insn): Likewise.
8380 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
8381 (movhf_vfp): Likewise.
8382 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
8383 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
8384 (movsf_vfp, thumb2_movsf_vfp): Likewise.
8385 (movdf_vfp, thumb2_movdf_vfp): Likewise.
8386 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
8387 (subsf3_vfp, divsf3_vfp): Likewise.
8388 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
8389 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
8390 (mulsf3negsfsubsf_vfp): Likewise.
8391 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
8392 (floatunssisf2, sqrtsf2_vfp): Likewise.
8393 (movcc_vfp): Likewise.
8394 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
8395 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
8396 (push_multi_vfp): Likewise.
8397 (set_fpscr, get_fpscr): Likewise.
8398 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
8400 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
8402 * arm.h (TARGET_VFP): Unconditionally define to 1.
8403 (arm_fpu_desc): Remove 'model' field.
8404 (TARGET_FPU_MODEL): Delete.
8405 * arm.c (all_fpus): Don't initialize the model field.
8406 (arm_can_inline_p): Don't check the FPU model.
8407 * arm-fpus.def: Remove redundant model field from all FPU
8410 2016-10-13 Richard Biener <rguenther@suse.de>
8413 * genmatch.c (struct capture): Add value_match member.
8414 (commutate): Preserve value_match.
8415 (lower_opt_convert): Likewise.
8416 (lower_cond): Likewise.
8417 (replace_id): Likewise.
8418 (struct dt_operand): Add value_match member.
8419 (decision_tree::cmp_node): Compare it.
8420 (decision_tree::insert_operand): Honor it when finding and
8421 when appending a DT_MATCH.
8422 (dt_operand::gen_match_op): Generate a type check after
8423 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
8424 (parser::get_internal_capture_id): New helper.
8425 (parser::finish_match_operand): New function lowering @@<id>.
8426 (parser::parse_capture): Parse @@<id> as value-match.
8427 (parser::parse_expr): Use get_internal_capture_id.
8428 (parser::parse_simplify): Call finish_match_operand.
8429 (walk_captures): New helper.
8430 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
8432 ((X /[ex] A) * A -> X): Likewise.
8433 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
8434 convert[12] and value-matching.
8435 ((A | B) & (A | C) -> A | (B & C)): Likewise.
8436 ((X | Y) | Y -> X | Y): Likewise.
8437 ((X ^ Y) ^ Y -> X): Likewise.
8438 (A - (A & B) -> ~B & A): Likewise.
8439 ((T)(P + A) - (T)P -> (T) A): Likewise.
8440 ((T)P - (T)(P + A) -> -(T) A): Likewise.
8441 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
8442 * doc/match-and-simplify.texi: Amend capture section.
8444 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
8446 * config/arc/arc.md (umul_600): Remove predicated variant.
8447 (umul64_600): Likewise.
8449 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
8451 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
8453 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8455 * tree-vect-loop.c (loop_niters_no_overflow): New func.
8456 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
8457 no-overflow information to vect_do_peeling_for_loop_bound and
8458 vect_gen_vector_loop_niters.
8460 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8462 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
8465 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8467 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
8468 adjust_vec automatically.
8469 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
8470 param exit_bb to guard_to.
8471 (slpeel_checking_verify_cfg_after_peeling):
8472 (set_prologue_iterations):
8473 (create_lcssa_for_virtual_phi): New func which is factored out from
8474 slpeel_tree_peel_loop_to_edge.
8475 (slpeel_tree_peel_loop_to_edge):
8476 (iv_phi_p): New func.
8477 (vect_can_advance_ivs_p): Call iv_phi_p.
8478 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
8479 new gimple stmts in basic block.
8480 (vect_gen_niters_for_prolog_loop): Rename to...
8481 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
8482 adjust implementation.
8483 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
8484 sizetype if necessary.
8485 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
8486 it to external function.
8487 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
8488 (vect_gen_vector_loop_niters_mult_vf): New.
8489 (slpeel_update_phi_nodes_for_loops): New.
8490 (slpeel_update_phi_nodes_for_guard1): Reimplement.
8491 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
8492 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
8493 * tree-vect-loop.c (vect_build_loop_niters): Move to file
8494 tree-vect-loop-manip.c
8495 (vect_generate_tmps_on_preheader): Delete.
8496 (vect_transform_loop): Rename vectorization_factor to vf. Call
8497 vect_do_peeling instead of vect_do_peeling-* functions.
8498 * tree-vectorizer.h (vect_do_peeling): New decl.
8499 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
8500 (vect_do_peeling_for_loop_bound): Delete.
8501 (vect_do_peeling_for_alignment): Delete.
8503 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8505 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
8506 duplicated loop after its preheader and after the original loop.
8508 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8510 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
8511 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
8513 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8515 * tree-vect-loop.c (vectorizable_live_operation): Support handling
8516 for live variable outside loop but not in lcssa form.
8518 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8520 * cfg.c (reset_original_copy_tables): New func.
8521 * cfg.h (reset_original_copy_tables): New decl.
8523 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8526 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
8528 * varasm.c (default_binds_local_p_3): Formatting fix.
8530 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8532 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
8534 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
8535 Remove useless code.
8537 2016-10-13 Martin Liska <mliska@suse.cz>
8539 PR tree-optimization/77943
8540 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
8541 a different EH landing pads.
8543 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8546 * hooks.h (hook_tree_void_null): Declare.
8547 * hooks.c (hook_tree_void_null): New function.
8548 * langhooks.c (lhd_return_null_tree_v): Remove.
8549 * langhooks-def.h (lhd_return_null_tree_v): Remove.
8550 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
8551 set y to const0_rtx.
8552 * function.c (stack_protect_epilogue): Likewise.
8553 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
8554 if TARGET_THREAD_SSP_OFFSET is defined.
8555 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8556 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8557 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8558 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8559 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8560 (ix86_stack_protect_guard): New function.
8562 2016-10-13 Richard Biener <rguenther@suse.de>
8564 * dwarf2out.c (tree_add_const_value_attribute): Do not try
8565 rtl_for_decl_init during early phase.
8566 (gen_variable_die): Do not create locations during early phase.
8567 (gen_label_die): Likewise.
8568 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
8571 2016-10-12 Richard Biener <rguenther@suse.de>
8573 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
8574 try_add_new_range and made to eturn new range.
8575 (evrp_dom_walker::before_dom_children): Push op1 value range before
8576 pushing op0 value range.
8578 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8580 PR tree-optimization/77937
8581 * gimple-ssa-strength-reduction.c (analyze_increments): Use
8582 POINTER_TYPE_P on the candidate type to determine whether
8583 candidates in this chain require pointer arithmetic.
8585 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
8587 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
8588 correction if the type is smaller than a word.
8589 (visium_select_cc_mode): Add ... fall through ... comment.
8591 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8593 * config/rs6000/rs6000.c (machine_function): Add new fields
8594 gpr_is_wrapped_separately and lr_is_wrapped_separately.
8595 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
8596 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
8597 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
8598 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
8599 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
8600 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
8601 (rs6000_get_separate_components): New function.
8602 (rs6000_components_for_bb): New function.
8603 (rs6000_disqualify_components): New function.
8604 (rs6000_emit_prologue_components): New function.
8605 (rs6000_emit_epilogue_components): New function.
8606 (rs6000_set_handled_components): New function.
8607 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
8608 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
8609 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
8610 (rs6000_emit_epilogue): Don't emit GPR restores if
8611 gpr_is_wrapped_separately for that register. Don't make a
8612 REG_CFA_RESTORE note for registers we did not restore, either.
8614 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8616 * function.c (thread_prologue_and_epilogue_insns): Call
8617 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
8618 if it has possibly changed. Compute the split_prologue_seq and
8619 epilogue_seq later, too.
8620 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
8621 (dump_components): New function.
8622 (struct sw): New struct.
8624 (init_separate_shrink_wrap): New function.
8625 (fini_separate_shrink_wrap): New function.
8626 (place_prologue_for_one_component): New function.
8627 (spread_components): New function.
8628 (disqualify_problematic_components): New function.
8629 (emit_common_heads_for_components): New function.
8630 (emit_common_tails_for_components): New function.
8631 (insert_prologue_epilogue_for_components): New function.
8632 (try_shrink_wrapping_separate): New function.
8633 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
8635 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8637 * regrename.c (build_def_use): Invalidate chains that have a
8638 REG_CFA_RESTORE on some instruction.
8640 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8642 * dce.c (delete_unmarked_insns): Don't delete instructions with
8643 a REG_CFA_RESTORE note.
8645 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8647 * common.opt (-fshrink-wrap-separate): New flag.
8648 * doc/invoke.texi: Document it.
8649 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
8650 * doc/tm.texi: Regenerate.
8651 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
8652 * target.def (shrink_wrap): New hook vector.
8653 (get_separate_components, components_for_bb, disqualify_components,
8654 emit_prologue_components, emit_epilogue_components,
8655 set_handled_components): New hooks.
8657 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8659 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
8660 vector return by reference only if -Wpsabi.
8661 (rs6000_pass_by_reference): Similarly, for argument passing.
8663 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8665 * function-tests.c: Include "print-rtl.h".
8666 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
8667 function, and verify what is dumped.
8668 * print-rtl-function.c (print_edge): New function.
8669 (begin_any_block): New function.
8670 (end_any_block): New function.
8671 (can_have_basic_block_p): New function.
8672 (print_rtx_function): Track the basic blocks of insns in the
8673 chain, wrapping those that are within blocks within "(block)"
8674 directives. Remove the "(cfg)" directive.
8676 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8678 * selftest.c (selftest::read_file): New function.
8679 (selftest::test_read_file): New function.
8680 (selftest::selftest_c_tests): Call test_read_file.
8681 * selftest.h (selftest::read_file): New decl.
8683 2016-10-12 Richard Biener <rguenther@suse.de>
8686 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
8689 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
8691 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
8693 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
8694 dwarf2out_assembly_start.
8696 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
8698 * Makefile.in (SELFTEST_FLAGS): New variable.
8699 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
8701 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
8704 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
8706 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
8707 dumped in RTL dumps.
8709 2016-10-12 Martin Liska <mliska@suse.cz>
8711 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
8712 (gimple_fold_builtin_memory_op): Use the function.
8713 (gimple_fold_builtin_strchr): Likewise.
8714 (gimple_fold_builtin_strcat): Likewise.
8715 (gimple_build): Likewise.
8717 2016-10-12 Nathan Sidwell <nathan@acm.org>
8719 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
8721 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8723 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
8724 equivalent 32-bit constant (modulo 2**32) when that yields
8725 smaller instructions.
8726 (size_of_int_loc_descriptor): Update accordingly.
8728 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8730 * dwarf2out.c (dwarf2out_early_global_decl): For nested
8731 functions, call dwarf2out_decl on the parent function first.
8733 2016-10-12 Richard Biener <rguenther@suse.de>
8735 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
8738 2016-10-12 Richard Biener <rguenther@suse.de>
8740 * tree-ssa-propagate.c
8741 (substitute_and_fold_dom_walker::before_dom_children): Do not
8742 ignore ASSERT_EXPRs but only preserve them.
8743 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
8744 that have been propagated into.
8745 (vrp_finalize): Enable DCE for substitute_and_fold.
8747 2016-10-12 Richard Biener <rguenther@suse.de>
8749 PR tree-optimization/77920
8750 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
8751 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
8752 (simplify_abs_using_ranges): Likewise.
8753 (simplify_conversion_using_ranges): Likewise.
8754 (simplify_stmt_using_ranges): Adjust.
8756 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8758 PR tree-optimization/77929
8759 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
8760 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
8762 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8765 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
8766 needs a base register for arg 1.
8768 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8770 * common.opt (Wimplicit-fallthrough) Turn into alias to
8771 -Wimplicit-fallthrough=3. Remove EnabledBy.
8772 (Wimplicit-fallthrough=): New option.
8773 * gimplify.c (warn_implicit_fallthrough_r): Use
8774 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
8775 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
8776 to -Wimplicit-fallthrough=3.
8777 (-Wimplicit-fallthrough=): Document.
8779 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8781 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
8782 and GEU in DImode if TARGET_SUBXC.
8783 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
8784 (seqdi<W:mode>_zero_subxc): Delete.
8785 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
8786 (neg_seqdi<W:mode>_zero_vis3): Delete.
8787 (plus_seqdi<W:mode>_zero): Likewise.
8788 (minus_seqdi<W:mode>_zero): Likewise.
8789 (plus_plus_sltu<W:mode>): Accept only register.
8790 (addx<W:mode>): Likewise.
8791 (plus_sltu<W:mode>_vis3): Likewise.
8792 (plus_plus_sltu<W:mode>_vis3): Likewise.
8793 (neg_sgeu<W:mode>_vis3): Delete.
8794 (minus_sgeu<W:mode>_vis3): Likewise.
8795 (addxc<W:mode>): Accept only registers.
8796 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8797 (minus_neg_sltu<W:mode>_subxc): Accept only register.
8798 (neg_plus_sltu<W:mode>_subxc): Likewise.
8799 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8800 (minus_minus_sltu<W:mode>_subxc): Accept only register.
8801 (sgeu<W:mode>_insn_subxc): Delete.
8802 (plus_sgeu<W:mode>_subxc): Likewise.
8803 (subxc<W:mode>): Accept only register.
8804 (scc splitter): Split always GEU again.
8806 2016-10-11 Jeff Law <law@redhat.com>
8808 PR tree-optimization/77424
8809 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
8810 dead conditionals. Assert that all e->aux fields are NULL.
8812 2016-10-11 David Malcolm <dmalcolm@redhat.com>
8814 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
8815 operand-printing "switch" statement into...
8816 (print_rtx_operand_code_0): ...this new function, ...
8817 (print_rtx_operand_code_e): ...this new function, ...
8818 (print_rtx_operand_codes_E_and_V): ...this new function, ...
8819 (print_rtx_operand_code_i): ...this new function, ...
8820 (print_rtx_operand_code_r): ...this new function, ...
8821 (print_rtx_operand_code_u): ...this new function, ...
8822 (print_rtx_operand): ...and this new function.
8824 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
8826 * config/alpha/alpha-passes.def: New file.
8827 * config/alpha/t-alpha: New file.
8828 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
8829 (make_pass_handle_trap_shadows): New prototype.
8830 (make_pass_align_insns): Ditto.
8831 * config/alpha/alpha.c (alpha_option_override): Don't register
8833 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
8835 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8838 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
8839 distinct __ibm128 IBM extended double type if long doubles are
8840 128-bits and the default format for long double is IEEE 128-bit.
8842 2016-10-11 Richard Biener <rguenther@suse.de>
8844 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
8845 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
8846 (verify_die): New function.
8847 (dwarf2out_finish): Call it.
8848 (output_line_info): Handle case of -gsplit-dwarf without
8849 DWARF2_ASM_LINE_DEBUG_INFO.
8851 2016-10-11 Richard Biener <rguenther@suse.de>
8854 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
8855 sub-chains of BLOCK_VARS and gimple_bind_vars.
8857 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8859 * config/i386/znver1.md : Fix imov/imovx load type reservations.
8861 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8863 * config/sparc/sparc.opt (msubxc): New option.
8864 * doc/invoke.texi (SPARC options): Document it and tidy up.
8865 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
8866 * doc/tm.texi: Regenerate.
8867 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
8869 (CCX_NOOV): Rename into...
8873 * config/sparc/predicates.m (fcc_register_operand): Simplify.
8874 (fcc0_register_operand): Likewise.
8875 (icc_register_operand): New.
8876 (icc_or_fcc_register_operand): Simplify.
8877 (nz_comparison_operator): New.
8878 (c_comparison_operator): Likewise.
8879 (noov_compare_operator): Rename into...
8880 (icc_comparison_operator): ...this. Use above predicates.
8881 (noov_compare64_operator): Rename into...
8882 (v9_comparison_operator): ...this and tidy up.
8883 (fcc_comparison_operator): New.
8884 (icc_or_fcc_comparison_operator): Likewise.
8885 (v9_register_compare_operator): Rename info...
8886 (v9_register_comparison_operator): ...this.
8887 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
8888 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
8890 (sparc_fixed_condition_code_regs): New function.
8891 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
8892 renaming and add support for CCC/CCXC.
8893 (output_cbranch): Likewise.
8894 (sparc_print_operand): Likewise.
8895 (gen_v9_scc): Remove obsolete assertion.
8896 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
8897 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
8898 (output_cbcond): Remove bogus handling of CC modes.
8899 (sparc_register_move_cost): Return 100 for NO_REGS.
8900 * config/sparc/sparc.md (W): New mode iterator.
8901 (length): Adjust for noov_compare64_operator renaming.
8902 (cmpsi_sne): New instruction.
8903 (cmpdi_sne): Likewise.
8904 (seqdi_special): Delete.
8905 (seqdi_special): Likewise.
8906 (snesi<P:mode>_special): Likewise.
8907 (snedi_special): Likewise.
8908 (snedi_special_vis3): Likewise.
8909 (snesi patterns): Use W iterator.
8910 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
8911 (sltu patterns): Likewise.
8912 (sgeu patterns): Likewise.
8913 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
8914 (normal_branch): Use icc_comparison_operator predicate.
8915 (inverted_branch): Likewise.
8916 (cbcond_sp32): Use comparison_operator predicate.
8917 (cbcond_sp64): Likewise.
8918 (normal_int_branch_sp64): Adjust for renaming
8919 (inverted_int_branch_sp64): Likewise.
8920 (mov<I:mode>_cc_reg_sp64): Likewise.
8921 (movsf_cc_reg_sp6): Likewise.
8922 (movdf_cc_reg_sp64): Likewise.
8923 (movtf_cc_reg_hq_sp64): Likewise.
8924 (movtf_cc_reg_sp64): Likewise.
8925 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
8926 (movsf_cc_v9): Likewise.
8927 (movdf_cc_v9): Likewise.
8928 (movtf_cc_hq_v9): Likewise.
8929 (movtf_cc_v9): Likewise.
8930 (adddi3): Call gen_adddi3_sp32.
8931 (adddi3_insn_sp32): Rename to...
8932 (adddi3_sp32): ...this. Accept only register_operand as operand #1
8933 and use CCCmode for the carry.
8934 (addx_extend_sp32): Use CCCmode for the carry.
8935 (addx_extend_sp64): Delete.
8936 (adddi3_extend_sp32): Use CCCmode for the carry.
8937 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
8938 (subdi3): Call gen_subdi3_sp32.
8939 (subdi3_insn_sp32): Rename to...
8940 (subdi3_sp32): ...this and use CCmode for the carry.
8941 (subx_extend_sp32): Use CCCmode for the carry.
8942 (subx_extend_sp64): Delete.
8943 (subdi3_extend_sp32): Use CCmode for the carry.
8944 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
8945 (negdi3): Call gen_negdi3_sp32.
8946 (negdi3_sp32): Use CCCmode for the carry.
8947 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
8948 (cmp_nz_ashift_1): Use CCNZ mode.
8949 (cmp_nz_set_ashift_1): Likewise.
8950 (ctrapsi4): Use comparison_operator predicate.
8951 (ctrapdi4): Likewise.
8952 (trapsi_insn): Use icc_comparison_operator predicate.
8953 (trapdi_insn): Likewise.
8954 (edge8 patterns): Use CCNZmode.
8955 (edge16 patterns): Likewise.
8956 (edge32 patterns): Likewise.
8958 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8960 * config/visium/visium-modes.def (CC_NOOV): Rename into...
8962 (CC_BTST): Rename into...
8964 * config/visium/predicates.md (real_add_operand): New.
8965 (visium_btst_operator): Rename into...
8966 (visium_equality_comparison_operator): ...this.
8967 (visium_noov_operator): Rename into...
8968 (visium_nz_comparison_operator): ...this.
8969 (visium_c_comparison_operator): New.
8970 (visium_branch_operator): Adjust and deal with all CC modes.
8971 * config/visium/visium.c (visium_adjust_cost): Adjust.
8972 (visium_split_double_add): Use the *_set_carry patterns.
8973 (visium_select_cc_mode): Add support for CCC mode and adjust.
8974 (output_cbranch): Adjust and use the carry-based operators for
8975 floating-point comparisons.
8976 * config/visium/visium.md (flags_subst_arith): Adjust.
8977 (addsi3_insn_set_carry): New instruction.
8978 (subsi3_insn_set_carry): Likewise.
8979 (negsi2_insn_set_carry): Likewise.
8981 (cmp<mode>_sne): Likewise.
8982 (cbranch<mode>4): Use ordered_comparison_operator.
8983 (cbranch<mode>4_insn): Likewise.
8984 (cbranchsi4_btst_insn): Adjust.
8986 2016-10-11 Tom de Vries <tom@codesourcery.com>
8989 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
8992 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8994 * tree.h (build_complex_type): Add second parameter with default.
8995 * tree.c (build_complex_type): Add NAMED second parameter and adjust
8996 recursive call. Create a TYPE_DECL only if NAMED is true.
8997 (build_common_tree_nodes): Pass true in calls to build_complex_type.
8999 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
9001 New avr-passes.def to register AVR specific passes.
9003 * config/avr/avr-passes.def: New file.
9004 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
9005 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
9006 (make_avr_pass_recompute_note): New proto.
9007 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
9008 (avr_pass_recompute_notes): Use anonymous namespace.
9009 (avr_register_passes): Remove function...
9010 (avr_option_override): ...and its call.
9012 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
9014 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
9015 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
9016 PTF_AVOID_BRANCHLIKELY_SPEED for others.
9017 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
9019 * config/mips/mips.c (mips_option_override): Enable the branch
9020 likely depending on the tune flags and optimization level.
9021 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
9022 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
9023 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
9024 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
9026 2016-10-11 Richard Biener <rguenther@suse.de>
9028 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
9029 (output_function): Properly stream the whole block tree.
9030 * lto-streamer-in.c (input_function): Likewise.
9032 2016-10-11 Marek Polacek <polacek@redhat.com>
9034 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
9036 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9038 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
9039 (evrp_dom_walker::before_dom_children): Infer and push new value
9040 ranges for x in y < x.
9042 2016-10-10 Joseph Myers <joseph@codesourcery.com>
9045 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
9046 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
9047 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
9048 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
9049 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
9050 (IA64_NO_LIBGCC_TFMODE): Likewise.
9052 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9054 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
9057 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
9059 * config.gcc: Add aarch64-*-freebsd* support.
9060 * config.host: Likewise.
9061 * config/aarch64/aarch64-freebsd.h: New file.
9062 * config/aarch64/t-aarch64-freebsd: Ditto.
9064 2016-10-10 Jeff Law <law@redhat.com>
9066 PR tree-optimization/71947
9067 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
9068 B with A within a single statement.
9070 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9072 PR tree-optimization/77824
9073 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
9074 zero cost for copies.
9075 (find_candidates_dom_walker::before_dom_children): Replace
9076 MODIFY_EXPR with SSA_NAME.
9077 (replace_mult_candidate): Likewise.
9078 (replace_profitable_candidates): Likewise.
9080 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9082 * config/s390/s390.h: Wrap more macros args in brackets and fix
9084 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
9086 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
9088 2016-10-10 Andreas Schwab <schwab@suse.de>
9091 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
9092 pseudo is not DImode.
9094 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
9096 * common/config/arc/arc-common.c (arc_option_optimization_table):
9097 Remove compact casesi option.
9098 * config/arc/arc.c (arc_override_options): Use compact casesi
9099 option only for pre-ARCv2 cores.
9100 * doc/invoke.texi (mcompact-casesi): Update text.
9102 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9104 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
9105 Add macro to say we can efficiently handle overlapping unaligned
9107 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
9108 poor code for processors older than p8.
9110 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
9112 * gen-pass-instances.awk: Remove GNUism.
9114 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9116 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
9117 NULL of (*ipcp_transformations)][node->uid].
9119 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
9121 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
9122 (MALLOC_ABI_ALIGNMENT): Define.
9124 2016-10-09 Jakub Jelinek <jakub@redhat.com>
9126 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
9127 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
9128 VAR_OR_FUNCTION_DECL_P macros.
9129 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
9130 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
9131 chkp_find_bounds_1): Likewise.
9132 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
9133 * hsa-gen.c (get_symbol_for_decl): Likewise.
9134 * cgraphunit.c (check_global_declaration, analyze_functions,
9135 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
9137 * gimple-fold.c (can_refer_decl_in_current_unit_p,
9138 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
9140 * tree.c (set_decl_section_name, copy_node_stat,
9141 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
9142 merge_dllimport_decl_attributes, handle_dll_attribute,
9143 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
9144 verify_type): Likewise.
9145 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
9146 find_explicit_erroneous_behavior): Likewise.
9147 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
9148 * ipa.c (process_references): Likewise.
9149 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
9150 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
9151 notice_global_symbol, assemble_variable, mark_decl_referenced,
9152 build_constant_desc, output_constant_def_contents, do_assemble_alias,
9153 make_decl_one_only, default_section_type_flags,
9154 categorize_decl_for_section, default_encode_section_info): Likewise.
9155 * trans-mem.c (requires_barrier): Likewise.
9156 * gimple-expr.c (mark_addressable): Likewise.
9157 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
9158 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
9159 expand_debug_expr): Likewise.
9160 * tree-dump.c (dequeue_and_dump): Likewise.
9161 * ubsan.c (instrument_bool_enum_load): Likewise.
9162 * tree-pretty-print.c (print_declaration): Likewise.
9163 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
9164 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
9165 * asan.c (asan_protect_global, instrument_derefs): Likewise.
9166 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
9167 pass_build_ssa::execute): Likewise.
9168 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
9169 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
9171 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
9173 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
9174 can_be_nonlocal, remap_decls, copy_debug_stmt,
9175 initialize_inlined_parameters, add_local_variables,
9176 reset_debug_binding, replace_locals_op): Likewise.
9177 * dse.c (can_escape): Likewise.
9178 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
9180 * tree-diagnostic.c (default_tree_printer): Likewise.
9181 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
9182 unpack_ts_decl_with_vis_value_fields,
9183 lto_input_ts_decl_common_tree_pointers): Likewise.
9184 * builtins.c (builtin_save_expr, fold_builtin_expect,
9185 readonly_data_expr): Likewise.
9186 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
9187 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
9189 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
9190 * gimplify.c (force_constant_size, gimplify_bind_expr,
9191 gimplify_decl_expr, gimplify_var_or_parm_decl,
9192 gimplify_compound_lval, gimplify_init_constructor,
9193 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
9194 gimplify_type_sizes): Likewise.
9195 * cgraphbuild.c (record_reference, record_type_list, mark_address,
9196 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
9197 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
9198 remove_unused_locals): Likewise.
9199 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
9200 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
9201 * function.c (instantiate_expr, instantiate_decls_1,
9202 setjmp_vars_warning, add_local_decl): Likewise.
9203 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
9205 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
9206 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
9207 optimize_va_list_gpr_fpr_size): Likewise.
9208 * tree-nrv.c (pass_nrv::execute): Likewise.
9209 * tsan.c (instrument_expr): Likewise.
9210 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
9211 * vtable-verify.c (verify_bb_vtables): Likewise.
9212 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
9213 get_ref_base_and_extent): Likewise.
9214 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
9216 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
9217 analyze_all_variable_accesses): Likewise.
9218 * tree-nested.c (get_nonlocal_debug_decl,
9219 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
9220 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
9221 get_local_debug_decl, convert_local_omp_clauses,
9222 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
9224 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
9225 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
9226 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
9227 dbxout_symbol, dbxout_common_check): Likewise.
9228 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
9229 string_constant): Likewise.
9230 * hsa.c (hsa_get_declaration_name): Likewise.
9231 * passes.c (rest_of_decl_compilation): Likewise.
9232 * tree-ssanames.c (make_ssa_name_fn): Likewise.
9233 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
9234 pack_ts_decl_with_vis_value_fields,
9235 write_ts_decl_common_tree_pointers): Likewise.
9236 * stor-layout.c (place_field): Likewise.
9237 * symtab.c (symtab_node::maybe_create_reference,
9238 symtab_node::verify_base, symtab_node::make_decl_local,
9239 symtab_node::copy_visibility_from,
9240 symtab_node::can_increase_alignment_p): Likewise.
9241 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
9242 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
9243 fortran_common, add_location_or_const_value_attribute,
9244 add_scalar_info, add_linkage_name, set_block_abstract_flags,
9245 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
9246 optimize_one_addr_into_implicit_ptr,
9247 optimize_location_into_implicit_ptr): Likewise.
9248 * gimple-low.c (record_vars_into): Likewise.
9249 * ipa-visibility.c (update_vtable_references): Likewise.
9250 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
9252 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
9253 DFS::DFS_write_tree_body, write_symbol): Likewise.
9254 * langhooks.c (lhd_warn_unused_global_decl,
9255 lhd_set_decl_assembler_name): Likewise.
9256 * attribs.c (decl_attributes): Likewise.
9257 * except.c (output_ttype): Likewise.
9258 * varpool.c (varpool_node::get_create, ctor_for_folding,
9259 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
9260 * fold-const.c (fold_unary_loc): Likewise.
9261 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
9262 ipa_find_agg_cst_from_init): Likewise.
9263 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
9264 expand_omp_target, lower_omp_regimplify_p,
9265 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
9266 find_link_var_op): Likewise.
9267 * tree-chrec.c (chrec_contains_symbols): Likewise.
9268 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
9269 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
9270 execute_fixup_cfg): Likewise.
9272 PR tree-optimization/77901
9273 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
9274 if ranges[i].exp is SSA_NAME when looking for >= and only when
9275 ranges[i].exp is NULL or SSA_NAME when looking for the other
9278 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9280 * ipa-cp.c (ipcp_alignment_lattice): Remove.
9281 (ipcp_param_lattices): Remove field alignment.
9282 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
9283 (set_all_contains_variable): Remove call to
9284 ipcp_alignment_lattice::set_to_bottom.
9285 (initialize_node_lattices): Likewise.
9286 (propagate_alignment_accross_jump_function): Remove.
9287 (propagate_constants_accross_call): Remove call to
9288 propagate_alignment_accross_jump_function.
9289 (ipcp_store_alignment_results): Remove.
9290 (ipcp_driver): Remove call to ipcp_store_alignment_results.
9291 (propagate_bits_accross_jump_function): Handle ancestor jump function.
9292 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
9293 pretty-printing of alignment jump function.
9294 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
9295 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
9296 alignments and remove computing ipa_alignment jump function.
9297 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
9298 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
9299 (ipa_read_jump_function): Remove reading of ipa_alignment.
9300 (write_ipcp_transformation_info): Remove streaming for alignment
9301 propagation summary.
9302 (read_ipcp_transformation_info): Remove reading of alignment
9303 propagation summary.
9304 (ipcp_update_alignments): Remove.
9305 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
9307 (ipcp_transform_function): Remove call to ipcp_update_alignments()
9308 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
9309 * ipa-prop.h (ipa_alignment): Remove.
9310 (ipa_jump_func): Remove field alignment.
9311 (ipcp_transformation_summary): Remove field alignments.
9312 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
9313 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
9314 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
9316 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
9318 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
9320 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
9322 (visium_expand_fp_cstore): Likewise.
9324 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9326 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
9327 * diagnostic.c (warning_at_rich_loc_n): New function.
9328 (diagnostic_n_impl_richloc): Likewise.
9329 (diagnostic_n_impl): Move most of the function to
9330 diagnostic_n_impl_richloc and call it.
9332 2016-10-08 Jakub Jelinek <jakub@redhat.com>
9334 * gen-pass-instances.awk: Rewritten.
9335 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
9336 $(PASSES_EXTRA) after passes.def to the script.
9337 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
9338 * config/i386/i386-passes.def: New file.
9339 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
9340 make_pass_stv): Declare.
9341 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
9343 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
9345 (pass_stv::clone, pass_stv::set_pass_param): New methods.
9346 (pass_stv::timode_p): New non-static data member.
9347 (ix86_option_override): Don't register passes here.
9349 * doc/invoke.texi: Document accepting Else, fallthrough.
9351 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
9354 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
9355 FALLTHRU comment styles.
9357 2016-10-07 Andrew Pinski <apinski@cavium.com>
9359 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
9360 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
9361 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
9363 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
9365 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
9367 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
9368 (AARCH64_ARCH): Likewise.
9369 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
9371 (AARCH64_CORE): Likewise.
9372 (AARCH64_ARCH): Likewise.
9373 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
9374 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
9375 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
9376 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
9377 (AARCH64_ARCH): Likewise.
9378 (AARCH64_CORE): Likewise.
9379 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
9380 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
9381 (AARCH64_CORE): Likewise.
9382 (AARCH64_ARCH): Likewise.
9384 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
9386 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
9387 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
9388 floating point type infrastructre, and -mfloat128 that enables the
9389 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
9390 if -mfloat128-type. Define __ibm128 to be long double by default.
9391 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
9392 the IEEE 128-bit floating point type infrastructure should
9393 automatically be enabled.
9394 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
9395 instead of -mfloat128 to enable KFmode.
9396 (rs6000_option_override_internal): Split the option -mfloat128
9397 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
9398 systems, automatically set -mfloat128-type, but don't enable it on
9399 other operating systems. Move setting the long double size and
9400 IEEE quad support before the IEEE 128-bit floating point changes.
9401 (rs6000_init_builtins): Do not create a unique type for __ibm128
9402 if long double is IBM extended double, instead rely on __ibm128
9403 being defined as 'long double'. If -mfloat128-type and not
9404 -mfloat128, create the KFmode type with an undocumented __ieee128
9406 (rs6000_init_libfuncs): Use -mfloat128-type instead of
9407 -mfloat128 for tests about the types, but keep tests for
9408 -mfloat128 to enable the keyword support.
9409 (rs6000_complex_function_value): Likewise.
9410 (rs6000_scalar_mode_supported_p): Likewise.
9411 (rs6000_floatn_mode): Likewise.
9412 (rs6000_c_mode_for_suffix): Likewise.
9413 (rs6000_opt_masks): Add -mfloat128-type.
9414 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
9415 -mfloat128-type being split from -mfloat128. Add
9416 -mfloat128-hardware, which was missing.
9417 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
9418 -mfloat128 and -mfloat128-type:
9419 (-mfloat128-type): Likewise.
9420 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
9421 that 64-bit Linux systems with enable -mfloat128-type by default
9423 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
9424 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
9425 -mfloat128-type instead of -mfloat128.
9426 (FLOAT128_2REG_P): Likewise.
9427 (MASK_FLOAT128_TYPE): Likewise.
9428 (ALTIVEC_ARG_MAX_RETURN): Likewise.
9429 (RS6000_BTM_FLOAT128): Likewise.
9430 (TARGET_FLOAT128): Poison old identifiers.
9431 (OPTION_MASK_FLOAT128): Likewise.
9432 (MASK_FLOAT128): Likewise.
9433 * config/rs6000/rs6000.md (FP): Likewise.
9434 (FLOAT128): Likewise.
9435 (fix_trunc<mode>di2): Likewise.
9436 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
9437 (floatdi<mode>2): Likewise.
9438 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
9439 (neg<mode>2, FLOAT128 iterator): Likewise.
9440 (abs<mode>2, FLOAT128 iterator): Likewise.
9441 (ieee_128bit_negative_zero): Likewise.
9442 (ieee_128bit_vsx_neg<mode>2): Likewise.
9443 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
9444 (ieee_128bit_vsx_abs<mode>2): Likewise.
9445 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
9446 (ieee_128bit_vsx_nabs<mode>2): Likewise.
9447 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
9448 (extendiftf2): Likewise.
9449 (extendifkf2): Likewise.
9450 (extendtfkf2): Likewise.
9451 (trunciftf2): Likewise.
9452 (truncifkf2): Likewise.
9453 (trunckftf2): Likewise.
9454 (trunctfif2): Likewise.
9455 (extendkftf2): Likewise.
9456 (trunctfkf2): Likewise.
9458 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9460 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
9461 before merging in bytes to pass down to real_from_target.
9463 2016-10-07 Richard Biener <rguenther@suse.de>
9465 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
9467 (substitute_and_fold_dom_walker::before_dom_children):
9468 Substitute and fold before pass specific folding to avoid
9469 feeding that with SSA names that will be later released.
9470 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
9471 introduced by folding and visited by evaluate_stmt called during
9473 (likely_value): Likewise.
9474 (evaluate_stmt): Likewise.
9475 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
9476 (simplify_div_or_mod_using_ranges): Likewise.
9477 (simplify_min_or_max_using_ranges): Likewise.
9478 (simplify_abs_using_ranges): Likewise.
9479 (simplify_conversion_using_ranges): Likewise.
9480 (simplify_float_conversion_using_ranges): Likewise.
9481 (simplify_stmt_using_ranges): Likewise.
9483 2016-10-07 Marek Polacek <polacek@redhat.com>
9485 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
9486 FALLTHROUGH_LABEL_P here...
9487 (warn_implicit_fallthrough_r): ...not here.
9489 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
9491 PR tree-optimization/77880
9492 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
9495 2016-10-07 Marek Polacek <polacek@redhat.com>
9498 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
9500 2016-10-07 Richard Biener <rguenther@suse.de>
9502 * bitmap.h: Document constraints on bitmap modification while
9505 2016-10-07 Richard Biener <rguenther@suse.de>
9507 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
9508 * bitmap.h (bmp_iter_set): When advancing to the next element
9509 check that we didn't remove the current one.
9510 (bmp_iter_and): Likewise.
9511 (bmp_iter_and_compl): Likewise.
9512 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
9513 we currently iterate on but keep a one-level queue.
9514 * sched-deps.c (remove_from_deps): Do not clear current bit
9515 but keep a one-level queue.
9517 2016-10-07 Jakub Jelinek <jakub@redhat.com>
9519 PR tree-optimization/77664
9520 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
9521 for the other ranges.
9522 (optimize_range_tests_diff): Fix up formatting.
9523 (optimize_range_tests_var_bound): New function.
9524 (optimize_range_tests): Use it.
9526 2016-10-07 Martin Liska <mliska@suse.cz>
9528 * coverage.c (build_gcov_exit_decl): Fix priority what
9529 should be really 99.
9531 2016-10-07 Richard Biener <rguenther@suse.de>
9533 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
9534 vars in gimple_bind_vars but not in BLOCK_VARS.
9536 2016-10-07 Richard Biener <rguenther@suse.de>
9538 PR tree-optimization/77879
9539 * tree-ssa-structalias.c (handle_const_call): Properly handle
9541 (handle_pure_call): Likewise.
9543 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9545 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
9546 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
9549 2016-10-06 Andrew Pinski <apinski@cavium.com>
9551 * config/aarch64/aarch64-cores.def: Add a comment before each
9554 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9556 PR tree-optimization/77862
9557 * tree-vrp.c (add_equivalence): Use get_value_range so that
9558 num_vr_values is checked before accessing vr_values.
9560 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9562 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
9565 2016-10-05 Jeff Law <law@redhat.com>
9567 PR tree-optimization/71661
9568 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
9569 removal of a forwarder exposes a new natural loop.
9571 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
9573 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
9574 Introduce ssesuffix variable.
9575 (<mask_codefor><code><mode>3<mask_name>): Ditto.
9576 (*<code><mode>3): Ditto.
9578 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
9580 * postreload.c (reload_cse_simplify): Skip also USE when detecting
9583 2016-10-06 Richard Biener <rguenther@suse.de>
9585 PR tree-optimization/77855
9586 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
9587 instead of removing the current item while iterating over the set
9590 2016-10-06 James Clarke <jrtc27@jrtc27.com>
9591 Eric Botcazou <ebotcazou@adacore.com>
9594 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
9595 (classify_registers): Don't set it
9596 (function_arg_slotno): Don't initialize and test it. Tidy up.
9598 2016-10-06 Richard Biener <rguenther@suse.de>
9600 PR tree-optimization/77839
9601 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
9604 2016-10-06 Martin Liska <mliska@suse.cz>
9606 * gcc.c: Set -fprofile-update=atomic when profiling is
9607 enabled and -pthread is set. Warn when one combines
9608 -pthread and -fprofile-update=single for an app using
9611 2016-10-06 Martin Liska <mliska@suse.cz>
9614 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
9615 * gimple-ssa-strength-reduction.c (slsr_process_cast):
9616 Initialize a pointer to NULL.
9617 (slsr_process_copy): Likewise.
9618 * input.c (location_get_source_line): Likewise.
9619 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
9621 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
9623 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
9624 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
9625 (ix86_handle_option): Deleted handle of OPT_mpcommit.
9626 * config.gcc: Deleted pcommitintrin.h
9627 * config/i386/pcommitintrin.h: Deleted file.
9628 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
9629 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
9631 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
9633 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
9634 (PTA_PCOMMIT): Deleted define.
9635 (ix86_option_override_internal): Deleted handle of option.
9636 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
9637 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
9638 __builtin_ia32_pcommit): Deleted.
9639 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
9640 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
9641 (pcommit): Deleted instruction.
9642 * config/i386/i386.opt: Mention -mpcommit deprecation.
9643 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
9645 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
9648 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
9649 Remove wrong assert.
9650 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
9651 Use <round_constraint> as operand 1 constraint.
9653 2016-10-05 Jakub Jelinek <jakub@redhat.com>
9656 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
9657 (ubsan_instrument_float_cast): And not here.
9660 * ubsan.c (ubsan_ids): New GTY(()) array.
9661 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
9662 instead of static local counters.
9664 2016-10-05 Martin Sebor <msebor@redhat.com>
9667 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
9668 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
9669 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
9670 (default_printf_pointer_format): Define function.
9671 * targhooks.c (linux_printf_pointer_format): Define new function.
9672 * targhooks.h (linux_printf_pointer_format): Declare.
9673 (gnu_libc_printf_pointer_format): Remove declaration.
9675 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9677 * fold-const.c (native_encode_real): Fix logic for selecting offset
9678 to write to when BYTES_BIG_ENDIAN.
9680 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
9682 * builtins.c (fold_builtin_strchr): Remove function.
9683 (fold_builtin_strrchr): Likewise.
9684 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
9685 * gimple-fold.c (target_char_cst_p): New function.
9686 (gimple_fold_builtin_strchr) Add more foldings.
9687 (gimple_fold_builtin): Add index, strrchr, rindex cases.
9689 2016-10-05 Richard Biener <rguenther@suse.de>
9692 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
9693 capture ids in c-exprs.
9695 2016-10-05 Richard Biener <rguenther@suse.de>
9698 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
9699 with types_match for GIMPLE code gen to handle type mismatched
9701 (dt_operand::gen): Adjust.
9702 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
9705 2016-10-05 Richard Biener <rguenther@suse.de>
9707 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
9709 2016-10-05 Richard Biener <rguenther@suse.de>
9712 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
9714 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
9716 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
9717 version check to protect only DW_TAG_imported_module generation.
9719 2016-10-05 Richard Biener <rguenther@suse.de>
9722 * match.pd (min(a,-a) -> -abs(a)): New pattern.
9724 2016-10-04 Ian Lance Taylor <iant@golang.org>
9726 * explow.c (allocate_dynamic_stack_space): Call
9727 do_pending_stack_adjust before handling flag_split_stack.
9729 2016-10-04 David Malcolm <dmalcolm@redhat.com>
9731 * genattrtab.c (make_internal_attr): Supply dummy column number to
9734 * genoutput.c (init_insn_for_nothing): Likewise.
9735 * gensupport.c (add_define_attr): Likewise.
9736 * read-md.c (message_at_1): Print column number.
9737 (fatal_with_file_and_line): Likewise.
9738 (rtx_reader::read_char): Track column numbers.
9739 (rtx_reader::unread_char): Likewise.
9740 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
9741 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
9742 (rtx_reader::handle_file): Initialize m_read_md_colno.
9743 (rtx_reader::get_current_location): Supply column number to
9745 * read-md.h (struct file_location): Add field "colno".
9746 (file_location::file_location): Likewise.
9747 (rtx_reader::get_colno): New accessor.
9748 (rtx_reader::m_read_md_colno): New field.
9749 (rtx_reader::m_last_line_colno): New field.
9751 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9753 * doc/extend.texi (Java Exceptions): Remove.
9754 (java_interface): Remove.
9756 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
9758 PR tree-optimization/77808
9759 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
9760 and addr are different before copying points-to information.
9762 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
9764 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
9765 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
9766 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
9767 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
9769 2016-10-04 Richard Biener <rguenther@suse.de>
9771 PR tree-optimization/77399
9772 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
9773 verify the target can convert.
9775 2016-10-04 Richard Biener <rguenther@suse.de>
9778 * explow.c (plus_constant): Verify the mode of the constant
9779 pool offset before calling plus_constant.
9781 2016-10-04 Richard Biener <rguenther@suse.de>
9784 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
9785 type support, mark with :C.
9786 (X / -X -> -1): Mark with :C.
9788 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9790 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
9791 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
9792 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
9793 * doc/tm.texi: Regenerated.
9794 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
9795 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
9796 * config/darwin.h (JCR_SECTION_NAME): Remove.
9797 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
9798 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
9799 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
9800 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
9801 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
9802 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
9804 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9806 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
9807 between "because" and "param" in dump message in call to fprintf.
9809 2016-10-03 Jeff Law <law@redhat.com>
9811 PR tree-optimization/71550
9812 PR tree-optimization/71403
9813 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
9814 (profitable_jump_thread_path): Also return boolean indicating if
9815 the realized path will create an irreducible loop.
9816 Remove loop depth tests from 71403.
9817 (fsm_find_control_statement_thread_paths): Remove loop depth tests
9818 from 71403. If threading will create an irreducible loop, then
9819 throw away loop iteration and related information.
9821 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
9823 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
9824 -Woverloaded-virtual checks for warning options.
9825 * configure: Regenerate.
9827 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9829 PR preprocessor/77699
9830 * input.c (maybe_grow): Don't allocate one byte extra headroom.
9831 (get_next_line): Return false on error.
9832 (read_next_line): Removed, use get_next_line instead.
9833 (read_line_num): Don't copy the line.
9834 (location_get_source_line): Don't use static data.
9835 (selftest::test_reading_source_line): Add more test cases.
9837 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9840 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9842 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9843 (noce_process_if_block): Use it.
9845 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9847 * doc/invoke.texi: Update -Wint-in-bool-context.
9849 2016-10-02 Jakub Jelinek <jakub@redhat.com>
9851 * dwarf2out.c (output_fde, output_call_frame_info,
9852 dwarf2out_do_cfi_startproc, set_indirect_string,
9853 gen_internal_sym, output_die, output_line_info): Use
9854 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
9855 ASM_GENERATE_INTERNAL_LABEL output.
9857 2016-10-01 Richard Biener <rguenther@suse.de>
9860 * genmatch.c (get_operand_type): Add operand position arg
9861 and handle COND_EXPR comparison operand with fixed boolean_type_node.
9862 (expr::gen_transform): Adjust.
9863 (dt_simplify::gen_1): Likewise.
9865 2016-10-01 Jakub Jelinek <jakub@redhat.com>
9867 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
9868 comments. Simplify asserts, remove unnecessary conditions.
9870 (*<code><mode>3): Likewise.
9872 2016-09-30 Jakub Jelinek <jakub@redhat.com>
9874 * doc/invoke.texi (-Wregister): Document.
9876 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
9878 * configure.ac: Split CHECKING_P into CHECKING_P and
9879 ENABLE_EXTRA_CHECKING.
9880 * configure: Regenerated.
9881 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
9882 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
9884 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
9887 * gcc.c (process_command): For @filename handling, output
9888 the correct name if the file does not exist.
9890 2016-09-30 Marek Polacek <polacek@redhat.com>
9892 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
9893 * config/alpha/predicates.md: Likewise.
9895 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9897 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9898 (noce_process_if_block): Use it.
9900 2016-09-30 Martin Liska <mliska@suse.cz>
9902 * doc/invoke.texi: Document asan-use-after-return that
9903 it's disabled by default in runtime.
9905 2016-09-30 Richard Biener <rguenther@suse.de>
9907 * tree-vrp.c (intersect_ranges): If we failed to handle
9908 the intersection choose a constant singleton range if available.
9910 2016-09-30 Richard Biener <rguenther@suse.de>
9912 PR tree-optimization/77399
9913 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
9914 float <-> int conversions.
9916 2016-09-30 Alan Modra <amodra@gmail.com>
9918 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
9920 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9922 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
9923 ext_level before calling CPUID with 0x80000008.
9924 Simplify xgetbv checks.
9926 2016-09-29 David Malcolm <dmalcolm@redhat.com>
9928 * Makefile.in (OBJS): Add print-rtl-function.o.
9929 * print-rtl-function.c: New file.
9930 * print-rtl.h (print_rtx_function): New decl.
9932 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9935 * config/i386/cpuid.h (__get_cpuid_count): New.
9936 (__get_cpuid): Rename __level to __leaf.
9938 2016-09-29 Marek Polacek <polacek@redhat.com>
9940 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
9942 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
9945 * builtins.c (expand_builtin_memcmp): Don't swap args unless
9946 result is only being compared with zero.
9948 2016-09-29 Marek Polacek <polacek@redhat.com>
9950 * dwarf2out.c (loc_descriptor): Add fall through comment.
9951 (add_const_value_attribute): Likewise.
9953 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
9955 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
9956 with "v6t2". Move "arch" attribute above "pool_range".
9957 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
9959 (*thumb2_movhi_vfp): Likewise.
9960 (*arm_movhi_fp16): Likewise.
9961 (*thumb2_movhi_fp16): Likewise.
9962 (*arm_movsi_vfp): Remove "arch" attribute.
9963 (*thumb2_movsi_vfp): Likewise.
9965 2016-09-29 Martin Liska <mliska@suse.cz>
9967 * doc/extend.texi: Remove limitation of Objective C for
9968 __attribute__((constructor)) and __attribute__((destructor)).
9970 2016-09-29 Richard Biener <rguenther@suse.de>
9972 PR tree-optimization/77768
9973 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9974 Handle stores to readonly memory when removing redundant stores.
9976 2016-09-29 Richard Biener <rguenther@suse.de>
9979 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
9980 X / -X -> -1 simplifications.
9982 2016-09-29 Richard Biener <rguenther@suse.de>
9985 * match.pd: Add max(a,-a) -> abs(a) pattern.
9986 * tree-ssa-phiopt.c (minmax_replacement): Disable for
9987 HONOR_SIGNED_ZEROS types.
9989 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
9991 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
9992 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
9994 2016-09-29 Richard Biener <rguenther@suse.de>
9996 * tree-vrp.c (set_defs_to_varying): New helper avoiding
9997 writing to vr_const_varying.
9998 (vrp_initialize): Call it.
9999 (vrp_visit_stmt): Likewise.
10000 (evrp_dom_walker::before_dom_children): Likewise.
10002 2016-09-29 Richard Biener <rguenther@suse.de>
10004 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
10005 constructors with vector elements.
10007 2016-09-29 Richard Biener <rguenther@suse.de>
10009 PR tree-optimization/77768
10010 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
10011 with stores to a place we know has a constant value.
10013 2016-09-29 Alan Modra <amodra@gmail.com>
10015 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
10016 * doc/invoke.texi: Document it.
10017 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
10018 (rs6000_passes_float): Comment.
10019 (rs6000_passes_long_double): New static var.
10020 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
10021 (init_cumulative_args): Set up to emit fp .gnu_attribute for
10022 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
10023 to include fp values returned in vectors.
10024 Set rs6000_passes_long_double.
10025 (rs6000_function_arg_advance_1): Likewise for function args.
10026 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
10027 and SPE. Emit long double tag value too.
10028 (rs6000_opt_vars): Add gnu-attr.
10029 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
10030 * configure: Regenerate.
10031 * config.in: Regenerate.
10033 2016-09-28 Jakub Jelinek <jakub@redhat.com>
10035 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
10037 (format_floating, format_string, format_directive,
10038 get_destination_size, pass_sprintf_length::handle_gimple_call):
10041 2016-09-28 Jakub Jelinek <jakub@redhat.com>
10043 * gimple-ssa-sprintf.c: Fix comment formatting.
10044 (format_integer): Use is_gimple_assign.
10045 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
10046 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
10047 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
10048 (pass_sprintf_length::execute): Use is_gimple_call.
10050 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
10052 * gimple-fold.c (gimple_fold_builtin): After failing to fold
10053 strchr, also try the generic folding.
10055 2016-09-28 Martin Sebor <msebor@redhat.com>
10058 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
10061 2016-09-28 Martin Sebor <msebor@redhat.com>
10063 PR middle-end/77683
10064 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
10065 length modifier is not expected.
10066 (format_floating): Ignore l length modifier and fail gracefuly
10067 when it isn't one of the other expected ones.
10069 2016-09-28 Martin Sebor <msebor@redhat.com>
10072 * varasm.c (assemble_addr_to_section): Increase local buffer size.
10074 2016-09-27 Richard Biener <rguenther@suse.de>
10076 * dwarf2out.c (cu_die_list): New global.
10077 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
10078 main_comp_unit_die to cu_die_list if we created it.
10079 Move break_out_includes ...
10080 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
10083 2016-09-28 Richard Biener <rguenther@suse.de>
10085 * dwarf2out.c (struct die_struct): Add removed flag.
10086 (lookup_type_die): If the DIE is marked as removed, clear
10087 TYPE_SYMTAB_DIE and return NULL.
10088 (lookup_decl_die): If the DIE is marked as removed, remove it
10089 from the hash and return NULL.
10090 (mark_removed): New helper.
10091 (prune_unused_types_prune): Call it for removed DIEs.
10092 (gen_subprogram_die): Move the premark_used_types call to after
10093 DIEs for the functions scopes are generated.
10094 (process_scope_var): Do not re-create pruned types or type decls.
10095 Make sure to also re-parent type decls.
10096 (dwarf2out_finish): Move unused type pruning and debug_types
10098 (dwarf2out_early_finish): ... here.
10100 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
10102 * config/arc/arc-c.c: New file.
10103 * config/arc/arc-c.def: Likewise.
10104 * config/arc/t-arc: Likewise.
10105 * config.gcc: Include arc-c.o as c and cpp object.
10106 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
10107 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
10108 arc_cpu_cpp_builtins.
10110 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
10112 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
10113 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
10115 2016-09-28 Nathan Sidwell <nathan@acm.org>
10117 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
10120 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
10122 PR tree-optimization/61056
10123 * gimple-fold.c (gimple_fold_builtin_strchr):
10124 New function to optimize strchr (s, 0) to strlen.
10125 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
10127 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
10129 PR tree-optimization/77724
10130 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
10131 Add tree_fits_shwi_p check.
10133 2016-09-27 Jakub Jelinek <jakub@redhat.com>
10135 * auto-inc-dec.c (try_merge): Remove break after return.
10136 * cselib.c (autoinc_split): Likewise.
10137 * explow.c (promote_mode): Likewise.
10138 * fixed-value.c (fixed_arithmetic): Likewise.
10139 * hsa.c (hsa_internal_fn::get_arity): Likewise.
10140 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
10141 * trans-mem.c (get_attrs_for): Likewise.
10142 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
10143 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
10144 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
10145 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
10146 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
10147 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
10148 * config/cris/cris.c (cris_op_str): Likewise.
10149 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
10150 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
10152 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
10154 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
10155 IFN_GOACC_REDUCTION_CODES): New.
10156 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
10157 ifn_goacc_reduction_kind): Use them.
10158 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
10159 of internal functions, when applicable.
10161 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
10163 * config/mips/constraints.md (d): Fix documentation.
10164 * doc/md.texi (Machine Constraints): Update accordingly.
10166 2016-09-27 Richard Biener <rguenther@suse.de>
10168 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
10169 cur_line_info_table initialization ...
10170 (dwarf2out_assembly_start): ... here.
10172 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
10174 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
10175 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
10176 (*thumb2_movhi_vfp): Likewise.
10177 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
10178 template. Expand predicable attribute to mark VMOV.F16 as not
10179 predicable. Add "arch" attribute.
10180 (*thumb2_movhi_fp16): Likewise.
10181 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
10182 (*thumb2_movsi_vfp): Add "arch" attribute.
10184 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
10186 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
10189 2016-09-27 Marek Polacek <polacek@redhat.com>
10191 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
10194 * config/c6x/c6x.h: Adjust fall through comment.
10195 * config/sh/sh.c (final_prescan_insn): Likewise.
10196 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
10197 (visium_expand_fp_cstore): Likewise.
10199 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10201 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
10202 expected by -Wimplicit-fallthrough.
10203 (thumb1_size_rtx_costs): Likewise.
10204 (thumb2_reorg): Likewise.
10205 (tls_mentioned_p): Add "Fall through" comment.
10206 (thumb2_reorg): Likewise.
10207 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
10208 comment form expected by -Wimplicit-fallthrough.
10210 2016-09-27 Martin Liska <mliska@suse.cz>
10212 PR gcov-profile/46266
10213 * input.h (RESERVED_LOCATION_P): New macro.
10214 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
10215 instread of comparison with UNKNOWN_LOCATION.
10217 2016-09-27 Richard Biener <rguenther@suse.de>
10219 PR tree-optimization/77745
10220 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10221 When removing redundant stores make sure to check compatibility
10222 of the TBAA state for downstream accesses.
10223 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
10224 value-numbering virtual operands for store matches.
10226 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
10229 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
10230 movrt patterns. Match them before anything else in the SET case.
10232 2016-09-27 Martin Liska <mliska@suse.cz>
10234 PR gcov-profile/7970
10235 PR gcov-profile/16855
10236 PR gcov-profile/44779
10237 * coverage.c (build_gcov_exit_decl): New function.
10238 (coverage_obj_init): Call the function and generate __gcov_exit
10240 * doc/gcov.texi: Document when __gcov_exit function is called.
10242 2016-09-27 Marek Polacek <polacek@redhat.com>
10245 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
10246 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
10247 -Wno-error instead of -Wno-implicit-fallthrough.
10249 2016-09-27 Martin Liska <mliska@suse.cz>
10252 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
10254 2016-09-27 Jakub Jelinek <jakub@redhat.com>
10256 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
10257 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
10258 comments. Remove break after return.
10259 (ix86_fp_compare_code_to_integer, has_dispatch,
10260 ix86_simd_clone_usable): Remove break after return.
10262 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
10264 PR rlt-optimization/77714
10265 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
10268 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
10271 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
10272 extract_range_from_unary_expr to convert value_range.
10273 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
10274 (extract_range_from_unary_expr): This.
10275 * tree-vrp.h (extract_range_from_unary_expr): Declare.
10277 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
10279 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
10281 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10283 * config/i386/i386.c (ix86_print_operand)
10284 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
10285 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
10286 (epilogue_renumber): Likewise.
10288 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
10290 PR middle-end/77719
10291 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
10292 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
10294 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
10296 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
10297 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
10298 is_mm_seq_cst, is_mm_sync): Move to ...
10299 * memmodel.h: This. New file.
10300 * builtins.c: Include memmodel.h.
10301 * optabs.c: Likewise.
10302 * tsan.c: Likewise.
10303 * config/aarch64/aarch64.c: Likewise.
10304 * config/alpha/alpha.c: Likewise.
10305 * config/arm/arm.c: Likewise.
10306 * config/i386/i386.c: Likewise.
10307 * config/ia64/ia64.c: Likewise.
10308 * config/mips/mips.c: Likewise.
10309 * config/rs6000/rs6000.c: Likewise.
10310 * config/sparc/sparc.c: Likewise.
10311 * genconditions.c: Include memmodel.h in generated file.
10312 * genemit.c: Likewise.
10313 * genoutput.c: Likewise.
10314 * genpeep.c: Likewise.
10315 * genpreds.c: Likewise.
10316 * genrecog.c: Likewise.
10318 2016-09-26 David Malcolm <dmalcolm@redhat.com>
10320 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
10321 "c" instead when parsing characters. Move operand parsing into...
10322 (read_rtx_operand): ...this new function, renaming "i" to "idx",
10323 and tightening the scope of various locals.
10325 2016-09-26 Liu Hao <lh_mouse@126.com>
10327 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
10329 2016-09-26 Marek Polacek <polacek@redhat.com>
10331 * system.h: Use __has_attribute to check whether the fallthrough
10332 attribute is supported.
10334 2016-09-26 Marek Polacek <polacek@redhat.com>
10336 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
10337 gimple_call_internal_p.
10338 * ipa-split.c (find_return_bb): Likewise.
10339 (execute_split_functions): Likewise.
10340 * omp-low.c (dump_oacc_loop_part): Likewise.
10341 (oacc_loop_xform_head_tail): Likewise.
10342 * predict.c (predict_loops): Likewise.
10343 * sanopt.c (pass_sanopt::execute): Likewise.
10344 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
10345 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
10346 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
10347 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
10348 (expand_ifn_va_arg): Likewise.
10349 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
10350 (optimize_mask_stores): Likewise.
10351 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
10352 (vect_transform_stmt): Likewise.
10353 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
10354 * tsan.c (instrument_memory_accesses): Likewise.
10356 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10357 Alexander Monakov <amonakov@ispras.ru>
10359 * regrename.c (rename_chains): Check
10360 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
10361 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
10362 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
10364 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10366 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
10367 (s390_sched_score): Likewise.
10369 2016-09-26 Martin Liska <mliska@suse.cz>
10371 * doc/gcov.texi: Update program output of gcov tool.
10373 2016-09-26 Martin Liska <mliska@suse.cz>
10375 PR gcov-profile/23332
10376 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
10377 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
10378 * value-prof.c (dump_histogram_value): Do not handle
10379 HIST_TYPE_CONST_DELTA.
10380 (stream_in_histogram_value): Likewise.
10381 (gimple_find_values_to_profile): Likewise.
10382 * value-prof.h (enum hist_type): Likewise.
10384 2016-09-26 Martin Liska <mliska@suse.cz>
10386 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
10387 from default sanitize recover values.
10388 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
10389 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
10390 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
10392 * opts.c (finish_options): Do a generic loop over options
10393 that can be recovered.
10394 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
10396 (common_handle_option): Likewise.
10397 * opts.h: Declare can_recover to sanitizer_opts_s.
10399 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
10401 * target.def(elf_flags_numeric): Change documentation to present tense.
10402 * doc/tm.texi: Regenerate.
10404 2016-09-26 Marek Polacek <polacek@redhat.com>
10407 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
10408 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
10409 -Wno-switch-fallthrough.
10410 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
10411 (expand_builtin): Likewise.
10412 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
10413 * convert.c (convert_to_real_1): Likewise.
10414 (convert_to_integer_1): Likewise.
10415 * final.c (output_alternate_entry_point): Likewise.
10416 * genattrtab.c (make_canonical): Likewise.
10417 (write_test_expr): Likewise.
10418 * genpreds.c (validate_exp): Likewise.
10419 * gimple-ssa-strength-reduction.c
10420 (find_candidates_dom_walker::before_dom_children): Likewise.
10421 * godump.c (go_format_type): Likewise.
10422 * reload1.c (elimination_effects): Likewise.
10423 * resource.c (mark_referenced_resources): Likewise.
10424 (mark_set_resources): Likewise.
10425 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
10426 * varasm.c (output_addressed_constants): Likewise.
10428 2016-09-26 Marek Polacek <polacek@redhat.com>
10431 * common.opt (Wimplicit-fallthrough): New option.
10432 * doc/extend.texi: Document statement attributes and the fallthrough
10434 * doc/invoke.texi: Document -Wimplicit-fallthrough.
10435 * gimple.h (gimple_call_internal_p): New function.
10436 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
10437 (struct label_entry): New struct.
10438 (find_label_entry): New function.
10439 (case_label_p): New function.
10440 (collect_fallthrough_labels): New function.
10441 (last_stmt_in_scope): New function.
10442 (should_warn_for_implicit_fallthrough): New function.
10443 (warn_implicit_fallthrough_r): New function.
10444 (maybe_warn_implicit_fallthrough): New function.
10445 (expand_FALLTHROUGH_r): New function.
10446 (expand_FALLTHROUGH): New function.
10447 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
10448 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
10449 (gimplify_label_expr): New function.
10450 (gimplify_case_label_expr): Set location.
10451 (gimplify_expr): Call gimplify_label_expr.
10452 * internal-fn.c (expand_FALLTHROUGH): New function.
10453 * internal-fn.def (FALLTHROUGH): New internal function.
10454 * langhooks.c (lang_GNU_OBJC): New function.
10455 * langhooks.h (lang_GNU_OBJC): Declare.
10456 * system.h (gcc_fallthrough): Define.
10457 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
10458 * tree.h (FALLTHROUGH_LABEL_P): Define.
10460 2016-09-26 Richard Biener <rguenther@suse.de>
10462 * dwarf2out.c (stripattributes): Remove unused function.
10463 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
10464 Push dwarf_split_debug_info handling into init_sections_and_labels.
10465 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
10466 (DEBUG_MACRO_SECTION_FLAGS): Remove.
10467 (debug_macinfo_section_name): New global.
10468 (output_macinfo): Use debug_macinfo_section_name.
10469 (init_sections_and_labels): Split out section and label generation
10470 from dwarf2out_init. Set debug_macinfo_section_name.
10471 (dwarf2out_init): Move text section label generation and emission
10473 (dwarf2out_assembly_start): ... here.
10474 (dwarf2out_finish): Call init_sections_and_labels before DWARF
10477 2016-09-26 Richard Biener <rguenther@suse.de>
10480 * cgraphunit.c (analyze_functions): Before early removing
10481 global vars calls the late_global_decl debug handler mark
10482 the variable as readonly.
10484 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
10487 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
10488 (sh_rtx_costs): Handle SET of movt and movrt patterns.
10489 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
10490 declare new overloads.
10491 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
10494 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10496 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
10497 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
10499 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
10501 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
10502 * configure: Regenerate.
10504 2016-09-24 Marek Polacek <polacek@redhat.com>
10507 * doc/invoke.texi: Document -Wbool-operation.
10509 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10511 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
10512 * config/rs6000/rs6000.c (expand_block_compare): New function used by
10513 cmpmemsi pattern to do builtin expansion of memcmp ().
10514 (compute_current_alignment): Add helper function for
10515 expand_block_compare used to compute alignment as the compare proceeds.
10516 (select_block_compare_mode): Used by expand_block_compare to select
10517 the mode used for reading the next chunk of bytes in the compare.
10518 (do_load_for_compare): Used by expand_block_compare to emit the load
10519 insns for the compare.
10520 (rs6000_emit_dot_insn): Moved this function to avoid a forward
10521 reference from expand_block_compare ().
10522 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
10523 prototype for this function.
10524 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
10525 target option for controlling how much code inline expansion of
10526 memcmp() will be allowed to generate.
10528 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10530 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
10531 hook_bool_mode_false, hook_bool_mode_true,
10532 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
10533 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
10534 hook_bool_const_rtx_insn_const_rtx_insn_true,
10535 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
10536 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
10537 hook_bool_const_tree_hwi_hwi_const_tree_false,
10538 hook_bool_const_tree_hwi_hwi_const_tree_true,
10539 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
10540 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
10541 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
10542 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
10543 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
10544 hook_bool_const_tree_true, hook_bool_tree_tree_false,
10545 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
10546 hook_bool_rtx_insn_true, hook_bool_rtx_false,
10547 hook_bool_uintp_uintp_false,
10548 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
10549 hook_rtx_tree_int_null, hook_uint_mode_0,
10550 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
10551 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
10552 hook_constcharptr_const_rtx_insn_null,
10553 hook_constcharptr_const_tree_const_tree_null,
10554 hook_constcharptr_int_const_tree_null,
10555 hook_constcharptr_int_const_tree_const_tree_null,
10556 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
10557 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
10558 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
10560 * vec.h (vNULL): Extend comment to say = vNULL initialization
10561 isn't needed for static vars.
10563 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
10564 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
10565 = vNULL initialization of file scope vec.
10566 * passes.c (pass_tab, enabled_pass_uid_range_tab,
10567 disabled_pass_uid_range_tab): Likewise.
10568 * haifa-sched.c (sched_luids, h_i_d): Likewise.
10569 * tree-chkp-opt.c (check_infos): Likewise.
10570 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
10572 * vec.h (vnull::operator vec): Add constexpr keyword for
10575 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
10577 PR tree-optimization/77654
10578 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
10579 to duplicate_ssa_name_ptr_info.
10581 2016-09-23 David Malcolm <dmalcolm@redhat.com>
10583 PR preprocessor/77672
10584 * input.c (selftest::test_lexer_string_locations_simple): Update
10585 test to expect location information of the terminator character
10586 at the location of the final closing quote.
10587 (selftest::test_lexer_string_locations_hex): Likewise.
10588 (selftest::test_lexer_string_locations_oct): Likewise.
10589 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
10590 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
10591 (selftest::test_lexer_string_locations_ucn4): Likewise.
10592 (selftest::test_lexer_string_locations_ucn8): Likewise.
10593 (selftest::test_lexer_string_locations_u8): Likewise.
10594 (selftest::test_lexer_string_locations_utf8_source): Likewise.
10595 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
10596 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
10597 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
10598 (selftest::test_lexer_string_locations_macro): Likewise.
10599 (selftest::test_lexer_string_locations_long_line): Likewise.
10601 2016-09-23 Richard Biener <rguenther@suse.de>
10603 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
10604 virtual definition to virtual use if the call devirtualizes
10605 to a const or pure function.
10606 (visit_use): Also visit calls we can devirtualize to a
10607 const or pure function.
10609 2016-09-23 Richard Biener <rguenther@suse.de>
10611 PR tree-optimization/77697
10612 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
10613 signal error if we have sth ternary or unhandled.
10615 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10617 * config/arm/arm_neon.h (vabd_f16): New.
10651 (vcvt_f16_s16): New.
10652 (vcvt_f16_u16): New.
10653 (vcvt_s16_f16): New.
10654 (vcvt_u16_f16): New.
10655 (vcvtq_f16_s16): New.
10656 (vcvtq_f16_u16): New.
10657 (vcvtq_s16_f16): New.
10658 (vcvtq_u16_f16): New.
10659 (vcvta_s16_f16): New.
10660 (vcvta_u16_f16): New.
10661 (vcvtaq_s16_f16): New.
10662 (vcvtaq_u16_f16): New.
10663 (vcvtm_s16_f16): New.
10664 (vcvtm_u16_f16): New.
10665 (vcvtmq_s16_f16): New.
10666 (vcvtmq_u16_f16): New.
10667 (vcvtn_s16_f16): New.
10668 (vcvtn_u16_f16): New.
10669 (vcvtnq_s16_f16): New.
10670 (vcvtnq_u16_f16): New.
10671 (vcvtp_s16_f16): New.
10672 (vcvtp_u16_f16): New.
10673 (vcvtpq_s16_f16): New.
10674 (vcvtpq_u16_f16): New.
10675 (vcvt_n_f16_s16): New.
10676 (vcvt_n_f16_u16): New.
10677 (vcvtq_n_f16_s16): New.
10678 (vcvtq_n_f16_u16): New.
10679 (vcvt_n_s16_f16): New.
10680 (vcvt_n_u16_f16): New.
10681 (vcvtq_n_s16_f16): New.
10682 (vcvtq_n_u16_f16): New.
10690 (vmaxnmq_f16): New.
10694 (vminnmq_f16): New.
10696 (vmul_lane_f16): New.
10699 (vmulq_lane_f16): New.
10700 (vmulq_n_f16): New.
10707 (vrecpeq_f16): New.
10720 (vrsqrte_f16): New.
10721 (vrsqrteq_f16): New.
10723 (vrecpsq_f16): New.
10724 (vrsqrts_f16): New.
10725 (vrsqrtsq_f16): New.
10729 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10731 * config.gcc (extra_headers): Add arm_fp16.h
10732 * config/arm/arm_fp16.h: New.
10733 * config/arm/arm_neon.h: Include "arm_fp16.h".
10735 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10737 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
10739 (vmulf): New (v8hf, v4hf variants).
10740 (vfma): New (v8hf, v4hf variants).
10741 (vfms): New (v8hf, v4hf variants).
10742 (vsub): New (v8hf, v4hf variants).
10743 (vcage): New (v8hf, v4hf variants).
10744 (vcagt): New (v8hf, v4hf variants).
10745 (vcale): New (v8hf, v4hf variants).
10746 (vcalt): New (v8hf, v4hf variants).
10747 (vceq): New (v8hf, v4hf variants).
10748 (vcgt): New (v8hf, v4hf variants).
10749 (vcge): New (v8hf, v4hf variants).
10750 (vcle): New (v8hf, v4hf variants).
10751 (vclt): New (v8hf, v4hf variants).
10752 (vceqz): New (v8hf, v4hf variants).
10753 (vcgez): New (v8hf, v4hf variants).
10754 (vcgtz): New (v8hf, v4hf variants).
10755 (vcltz): New (v8hf, v4hf variants).
10756 (vclez): New (v8hf, v4hf variants).
10757 (vabd): New (v8hf, v4hf variants).
10758 (vmaxf): New (v8hf, v4hf variants).
10759 (vmaxnm): New (v8hf, v4hf variants).
10760 (vminf): New (v8hf, v4hf variants).
10761 (vminnm): New (v8hf, v4hf variants).
10762 (vpmaxf): New (v4hf variant).
10763 (vpminf): New (v4hf variant).
10764 (vpadd): New (v4hf variant).
10765 (vrecps): New (v8hf, v4hf variants).
10766 (vrsqrts): New (v8hf, v4hf variants).
10767 (vabs): New (v8hf, v4hf variants).
10768 (vneg): New (v8hf, v4hf variants).
10769 (vrecpe): New (v8hf, v4hf variants).
10770 (vrnd): New (v8hf, v4hf variants).
10771 (vrnda): New (v8hf, v4hf variants).
10772 (vrndm): New (v8hf, v4hf variants).
10773 (vrndn): New (v8hf, v4hf variants).
10774 (vrndp): New (v8hf, v4hf variants).
10775 (vrndx): New (v8hf, v4hf variants).
10776 (vrsqrte): New (v8hf, v4hf variants).
10777 (vmul_lane): Add v4hf and v8hf variants.
10778 (vmul_n): Add v4hf and v8hf variants.
10779 (vext): New (v8hf, v4hf variants).
10780 (vcvts): New (v8hi, v4hi variants).
10781 (vcvts): New (v8hf, v4hf variants).
10782 (vcvtu): New (v8hi, v4hi variants).
10783 (vcvtu): New (v8hf, v4hf variants).
10784 (vcvts_n): New (v8hf, v4hf variants).
10785 (vcvtu_n): New (v8hi, v4hi variants).
10786 (vcvts_n): New (v8hi, v4hi variants).
10787 (vcvtu_n): New (v8hf, v4hf variants).
10788 (vbsl): New (v8hf, v4hf variants).
10789 (vcvtas): New (v8hf, v4hf variants).
10790 (vcvtau): New (v8hf, v4hf variants).
10791 (vcvtms): New (v8hf, v4hf variants).
10792 (vcvtmu): New (v8hf, v4hf variants).
10793 (vcvtns): New (v8hf, v4hf variants).
10794 (vcvtnu): New (v8hf, v4hf variants).
10795 (vcvtps): New (v8hf, v4hf variants).
10796 (vcvtpu): New (v8hf, v4hf variants).
10798 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10800 * config/arm/arm-builtins.c (hf_UP): New.
10802 (vfp_builtin_data): New. Update comment.
10803 (enum arm_builtins): Include "arm_vfp_builtins.def".
10804 (ARM_BUILTIN_VFP_PATTERN_START): New.
10805 (arm_init_vfp_builtins): New.
10806 (arm_init_builtins): Add arm_init_vfp_builtins.
10807 (arm_expand_vfp_builtin): New.
10808 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
10810 * config/arm/arm_vfp_builtins.def: New file.
10811 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
10812 (arm-builtins.o): Likewise.
10814 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
10817 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
10818 from constant while creating value range.
10820 2016-09-23 Renlin Li <renlin.li@arm.com>
10822 * ira.c (ira): Move ira_use_lra_p initialization code to ...
10823 (ira_init_once): Here.
10825 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
10826 Jakub Jelinek <jakub@redhat.com>
10828 * hooks.h (hook_uint_uintp_false): Rename to...
10829 (hook_bool_uint_uintp_false): ... this.
10830 * hooks.c (hook_uint_uintp_false): Rename to...
10831 (hook_bool_uint_uintp_false): ... this.
10832 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
10833 instead of hook_uint_uintp_false.
10835 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10837 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
10838 (arm_init_builtins): Move body of a loop to the standalone
10839 function arm_init_neon_builtin.
10840 (arm_expand_neon_builtin_1): New. Update comment. Function body
10841 moved from arm_neon_builtin with some white-space fixes.
10842 (arm_expand_neon_builtin): Move code into the standalone function
10843 arm_expand_neon_builtin_1.
10845 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10847 * config/arm/iterators.md (VCVTHI): New.
10848 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
10849 (NEON_VAGLTE): New.
10850 (VFM_LANE_AS): New.
10852 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
10853 (V_HALF): Add V4HF. Fix white-space.
10854 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
10855 (V_s_elem): Likewise.
10856 (V_sz_elem): Fix white-space.
10857 (V_elem_ch): Likewise.
10859 (scalar_mul_constraint): Add V8HF and V4HF.
10860 (Is_float_mode): Fix white-space.
10861 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
10862 (q): Add HF. Fix white-space.
10865 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
10866 (neon_vfm_lane_as): New.
10867 * config/arm/neon.md (add<mode>3_fp16): New.
10868 (sub<mode>3_fp16): New.
10869 (mul<mode>3add<mode>_neon): New.
10870 (fma<VH:mode>4_intrinsic): New.
10871 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
10872 (fmsub<VH:mode>4_intrinsic): New.
10873 (<absneg_str><mode>2): New.
10874 (neon_v<absneg_str><mode>): New.
10875 (neon_v<fp16_rnd_str><mode>): New.
10876 (neon_vrsqrte<mode>): New.
10877 (neon_vpaddv4hf): New.
10878 (neon_vadd<mode>): New.
10879 (neon_vsub<mode>): New.
10880 (neon_vmulf<mode>): New.
10881 (neon_vfma<VH:mode>): New.
10882 (neon_vfms<VH:mode>): New.
10883 (neon_vc<cmp_op><mode>): New.
10884 (neon_vc<cmp_op><mode>_fp16insn): New
10885 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
10886 (neon_vca<cmp_op><mode>): New.
10887 (neon_vca<cmp_op><mode>_fp16insn): New.
10888 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
10889 (neon_vc<cmp_op>z<mode>): New.
10890 (neon_vabd<mode>): New.
10891 (neon_v<maxmin>f<mode>): New.
10892 (neon_vp<maxmin>fv4hf: New.
10893 (neon_<fmaxmin_op><mode>): New.
10894 (neon_vrecps<mode>): New.
10895 (neon_vrsqrts<mode>): New.
10896 (neon_vrecpe<mode>): New (VH variant).
10897 (neon_vdup_lane<mode>_internal): New.
10898 (neon_vdup_lane<mode>): New.
10899 (neon_vcvt<sup><mode>): New (VCVTHI variant).
10900 (neon_vcvt<sup><mode>): New (VH variant).
10901 (neon_vcvt<sup>_n<mode>): New (VH variant).
10902 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
10903 (neon_vcvt<vcvth_op><sup><mode>): New.
10904 (neon_vmul_lane<mode>): New.
10905 (neon_vmul_n<mode>): New.
10906 * config/arm/unspecs.md (UNSPEC_VCALE): New
10907 (UNSPEC_VCALT): New.
10908 (UNSPEC_VFMA_LANE): New.
10909 (UNSPECS_VFMS_LANE): New.
10911 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10913 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
10914 ("*extzv<mode><clobbercc_or_nocc>"):
10915 Correct a typo in a comment.
10917 ("*insv<mode>_zEC12", "*insv<mode>_z10")
10918 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
10919 ("*insv<mode>_zEC12_appendbitsleft")
10920 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
10921 ("*insv<mode>_z10_appendbitsleft"): Ditto.
10922 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
10923 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
10924 Provide pattern with operands switched.
10925 ("*pre_z10_extv<mode>"):
10926 Use new subst patterns.
10927 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
10928 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
10929 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
10930 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
10931 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
10932 ("*<risbg_n>_sidi_ior_and_lshiftrt")
10933 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
10935 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
10936 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
10937 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
10939 ("SINT"): New mode_iterator with SI, HI, QI.
10940 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
10941 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
10944 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10946 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
10947 new interface of s390_contiguous_bitmask_p.
10948 ("contiguous_bitmask_nowrap_operand"): New predicate.
10949 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
10950 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
10951 of s390_contiguous_bitmask_p.
10952 ("NxxDw"): Rename NxxDq constraint to NxxDw.
10953 ("NxxSw"): New constraint.
10954 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
10955 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
10957 (s390_contiguous_bitmask_nowrap_p): Export.
10958 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
10959 former s390_contiguous_bitmask_p.
10960 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
10961 detect contiguous bit ranges with wraparound. Change signature to
10962 return START and END position instead of POS and LENGTH.
10963 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
10964 ranges with wraparound.
10965 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
10966 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
10967 Adapt to new signature of s390_contiguous_bitmask_p.
10969 2016-09-23 Bin Cheng <bin.cheng@arm.com>
10971 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
10972 (create_intersect_range_checks): New.
10973 (vect_create_cond_for_alias_checks): Call above function.
10975 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10977 * config/arm/iterators.md (Code iterators): Fix some white-space
10981 (FCVT): Moved from vfp.md.
10982 (VCVT_HF_US_N): New.
10983 (VCVT_SI_US_N): New.
10988 (FCVTI32typename): Moved from vfp.md.
10989 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
10990 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
10991 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
10992 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
10993 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
10995 (fp16_rnd_str): New.
10996 (fp16_rnd_insn): New.
10997 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
10998 (UNSPEC_VCVT_HF_U_N): New.
10999 (UNSPEC_VCVT_SI_S_N): New.
11000 (UNSPEC_VCVT_SI_U_N): New.
11001 (UNSPEC_VCVTH_S): New.
11002 (UNSPEC_VCVTH_U): New.
11003 (UNSPEC_VCVTA_S): New.
11004 (UNSPEC_VCVTA_U): New.
11005 (UNSPEC_VCVTM_S): New.
11006 (UNSPEC_VCVTM_U): New.
11007 (UNSPEC_VCVTN_S): New.
11008 (UNSPEC_VCVTN_U): New.
11009 (UNSPEC_VCVTP_S): New.
11010 (UNSPEC_VCVTP_U): New.
11011 (UNSPEC_VCVTP_S): New.
11012 (UNSPEC_VCVTP_U): New.
11013 (UNSPEC_VRND): New.
11014 (UNSPEC_VRNDA): New.
11015 (UNSPEC_VRNDI): New.
11016 (UNSPEC_VRNDM): New.
11017 (UNSPEC_VRNDN): New.
11018 (UNSPEC_VRNDP): New.
11019 (UNSPEC_VRNDX): New.
11020 * config/arm/vfp.md (<absneg_str>hf2): New.
11021 (neon_vabshf): New.
11022 (neon_v<fp16_rnd_str>hf): New.
11023 (neon_vrndihf): New.
11028 (*mulsf3neghf_vfp): New.
11029 (*negmulhf3_vfp): New.
11030 (*mulsf3addhf_vfp): New.
11031 (*mulhf3subhf_vfp): New.
11032 (*mulhf3neghfaddhf_vfp): New.
11033 (*mulhf3neghfsubhf_vfp): New.
11035 (neon_vfmahf): New.
11036 (fmsubhf4_fp16): New.
11037 (neon_vfmshf): New.
11040 (neon_vsqrthf): New.
11041 (neon_vrsqrtshf): New.
11042 (FCVT): Move to iterators.md.
11043 (FCVTI32typename): Likewise.
11044 (neon_vcvth<sup>hf): New.
11045 (neon_vcvth<sup>si): New.
11046 (neon_vcvth<sup>_nhf_unspec): New.
11047 (neon_vcvth<sup>_nhf): New.
11048 (neon_vcvth<sup>_nsi_unspec): New.
11049 (neon_vcvth<sup>_nsi): New.
11050 (neon_vcvt<vcvth_op>h<sup>si): New.
11051 (neon_<fmaxmin_op>hf): New.
11053 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11055 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
11056 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
11057 ("*insv<mode>_zEC12_appendbitsleft")
11058 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
11059 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
11061 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11063 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
11064 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
11065 construct values without normalization.
11066 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
11067 static local lhs_ops to vNULL.
11069 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11070 Jiong Wang <jiong.wang@arm.com>
11072 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
11073 available when FP16 instructions are available.
11074 (output_move_vfp): Add support for 16-bit data moves.
11075 (arm_validize_comparison): Fix some white-space. Support HFmode
11076 by conversion to SFmode.
11077 * config/arm/arm.md (truncdfhf2): Fix a comment.
11078 (extendhfdf2): Likewise.
11080 (movsicc): Fix some white-space.
11082 (movsfcc): Fix some white-space.
11084 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
11085 instructions are available.
11086 (*thumb2_movhi_vfp): Likewise.
11087 (*arm_movhi_fp16): New.
11088 (*thumb2_movhi_fp16): New.
11089 (*movhf_vfp_fp16): New.
11090 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
11091 (*movhf_vfp): Likewise.
11092 (extendhfsf2): Enable when VFP FP16 instructions are available.
11093 (truncsfhf2): Enable when VFP FP16 instructions are available.
11095 2016-09-23 Martin Liska <mliska@suse.cz>
11097 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
11099 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11101 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
11103 (arm_evpc_neon_vtrn): Likewise.
11104 (arm_evpc_neon_vrev): Likewise.
11105 (arm_evpc_neon_vext): Likewise.
11106 * config/arm/arm_neon.h (vbsl_f16): New.
11109 (vdupq_n_f16): New.
11110 (vdup_lane_f16): New.
11111 (vdupq_lane_f16): New.
11115 (vmovq_n_f16): New.
11117 (vrev64q_f16): New.
11124 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
11125 (vdup_lane): New (v8hf, v4hf variants).
11126 (vext): New (v8hf, v4hf variants).
11127 (vbsl): New (v8hf, v4hf variants).
11128 * config/arm/iterators.md (VDQWH): New.
11130 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
11131 (Scalar_mul_8_16): Fix white-space.
11132 (Is_d_reg): Add V4HF and V8HF.
11133 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
11134 (neon_vdup_lane<mode>): New.
11135 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
11136 (*neon_vtrn<mode>_insn): Likewise.
11137 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
11138 (*neon_vzip<mode>_insn): Likewise
11139 (neon_vuzp<mode>_internal): Likewise.
11140 (*neon_vuzp<mode>_insn): Likewise
11141 * config/arm/vec-common.md (vec_perm_const<mode>): New.
11143 2016-09-23 Jiong Wang <jiong.wang@arm.com>
11144 Matthew Wahab <matthew.wahab@arm.com>
11146 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
11147 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
11148 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
11149 available. Also fix some white-space.
11150 * config/arm/vfp.md (*arm_movhi_vfp): New.
11151 (*thumb2_movhi_vfp): New.
11153 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11155 * config/arm/arm-c.c (arm_cpu_builtins): Define
11156 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
11157 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
11159 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11161 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
11162 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
11163 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
11164 arm_v8_2a_fp16_neon_hw.
11165 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
11168 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11170 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
11171 arm_fp16_alternative_ok and arm_fp16_none_ok.
11173 2016-09-23 Martin Liska <mliska@suse.cz>
11175 * ipa-icf.c (sem_variable::merge): Replace adress with address.
11177 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11179 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
11180 ("armv8.2-a"): New.
11181 ("armv8.2-a+fp16"): New.
11182 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
11183 (FL2_FP16INST): New.
11184 (FL2_FOR_ARCH8_2A): New.
11185 * config/arm/arm-tables.opt: Regenerate.
11186 * config/arm/arm.c (arm_arch8_2): New.
11187 (arm_fp16_inst): New.
11188 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
11189 for incompatible fp16-format settings.
11190 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
11191 (TARGET_NEON_FP16INST): New.
11192 (arm_arch8_2): Declare.
11193 (arm_fp16_inst): Declare.
11194 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
11195 march=armv8.2-a and march=armv8.2-a+fp16.
11196 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
11197 and armv8.2-a+fp16.
11198 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
11199 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
11201 2016-09-23 Martin Liska <mliska@suse.cz>
11203 * doc/extend.texi: Remove fused-madd from i386 target options.
11205 2016-09-23 Martin Liska <mliska@suse.cz>
11207 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
11210 2016-09-23 Martin Liska <mliska@suse.cz>
11212 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
11215 2016-09-23 Martin Liska <mliska@suse.cz>
11218 * config/i386/i386.c (ix86_option_override_internal): Change
11219 signature and return false when there's an error related to
11221 (release_options_strings): New function.
11222 (ix86_valid_target_attribute_tree): Call the function.
11224 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11226 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
11227 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
11228 (gen_hsa_ctor_assignment): Likewise.
11229 * print-tree.c (print_node): Likewise.
11230 * tree-dump.c (dequeue_and_dump): Likewise.
11231 * tree-sra.c (sra_modify_constructor_assign): Likewise.
11232 * expr.c (store_constructor): Likewise.
11233 * fold-const.c (operand_equal_p): Likewise.
11234 * tree-pretty-print.c (dump_generic_node): Likewise.
11235 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
11236 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
11238 2016-09-23 Richard Biener <rguenther@suse.de>
11240 * hooks.h (hook_uint_uintp_false): Declare.
11242 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11244 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
11245 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
11247 2016-09-22 Martin Sebor <msebor@redhat.com>
11250 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
11251 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
11252 (target_int_min): Correct computation.
11253 (format_integer): Use long long as the argument for the ll length
11255 (format_floating): Use target_int_max().
11256 (get_string_length): Same.
11257 (format_string): Avoid setting the bounded flag for strings
11259 (try_substitute_return_value): Avoid setting range info when
11260 the result isn't bounded.
11261 * varasm.c (assemble_name): Increase buffer size.
11263 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
11264 Terry Guo <terry.guo@arm.com>
11266 * target.def (elf_flags_numeric): New target hook.
11267 * targhooks.h (default_asm_elf_flags_numeric): New.
11268 * varasm.c (default_asm_elf_flags_numeric): New.
11269 (default_elf_asm_named_section): Use new target hook.
11270 * config/arm/arm.opt (mpure-code): New.
11271 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
11272 * config/arm/arm.c (arm_asm_init_sections): Add section
11273 attribute to default text section if -mpure-code.
11274 (arm_option_check_internal): Diagnose use of option with
11275 non supported targets and/or options.
11276 (arm_asm_elf_flags_numeric): New.
11277 (arm_function_section): New.
11278 (arm_elf_section_type_flags): New.
11279 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
11281 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
11282 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
11284 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
11286 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
11288 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11290 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
11291 * rtl.h: Adjust prototype.
11293 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11295 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
11296 (prev_active_insn): Likewise.
11297 (active_insn_p): Likewise.
11298 * rtl.h: Adjust prototypes.
11299 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
11300 * config/arc/arc.md: Likewise.
11301 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
11302 (branch_needs_nop_p): Likewise.
11303 (use_skip_p): Likewise.
11304 * config/sh/sh.c (gen_block_redirect): Likewise.
11305 (split_branches): Likewise.
11306 * reorg.c (optimize_skip): Likewise.
11307 (fill_simple_delay_slots): Likewise.
11308 (fill_slots_from_thread): Likewise.
11309 (relax_delay_slots): Likewise.
11310 * resource.c (mark_target_live_regs): Likewise.
11312 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11314 * config/cris/cris.c (cris_asm_output_case_end): Change argument
11315 type to rtx_insn *.
11316 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
11317 (prev_nonnote_nondebug_insn): Likewise.
11318 * config/cris/cris-protos.h: Adjust prototype.
11320 * jump.c (rtx_renumbered_equal_p): Adjust.
11322 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11324 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
11325 * rtl.h: Adjust prototype.
11326 * config/sh/sh.md: Adjust.
11327 * dwarf2out.c (add_var_loc_to_decl): Likewise.
11329 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11331 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
11332 (prev_nondebug_insn): Likewise.
11333 * loop-doloop.c (doloop_condition_get): Likewise.
11334 * rtl.h: Adjust prototype.
11335 * cfgloop.h: Likewise.
11337 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11339 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
11340 (prev_nonnote_insn): Likewise.
11341 * jump.c (reversed_comparison_code_parts): Likewise.
11342 (reversed_comparison): Likewise.
11343 * rtl.h: Adjust prototypes.
11344 * config/arc/arc.md: Adjust.
11345 * cse.c (find_comparison_args): Likewise.
11346 * reorg.c (redundant_insn): Change return type to rtx_insn *.
11347 (fix_reg_dead_note): Change argument type to rtx_insn *.
11348 (delete_prior_computation): Likewise.
11349 (delete_computation): Likewise.
11350 (fill_slots_from_thread): Adjust.
11351 (relax_delay_slots): Likewise.
11352 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
11353 (simplify_relational_operation_1): Likewise.
11354 (simplify_ternary_operation): Likewise.
11356 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11358 * config/arc/arc-protos.h (arc_label_align): Change type of
11359 variables from rtx to rtx_insn *.
11360 * config/arc/arc.c (arc_label_align): Likewise.
11361 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
11362 * config/bfin/bfin.c (workaround_speculation): Likewise.
11363 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
11364 (find_last_same_clock): Likewise.
11365 (reorg_split_calls): Likewise.
11366 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
11367 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
11368 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
11369 (same_cmp_following_p): Likewise.
11370 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
11371 (same_cmp_following_p): Likwise.
11372 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
11373 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
11374 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
11375 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
11376 (rl78_alloc_physical_registers_cmp): Likewise.
11377 (rl78_alloc_physical_registers_umul): Likewise.
11378 (rl78_calculate_death_notes): Likewise.
11379 * config/s390/s390-protos.h (s390_label_align): Likewise.
11380 * config/s390/s390.c (s390_label_align): Likewise.
11381 * config/sh/sh.c (barrier_align): Likewise.
11382 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
11383 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
11384 (emit_cbcond_nop): Likewise.
11386 2016-09-22 Martin Liska <mliska@suse.cz>
11389 * ipa-icf.c (sem_variable::merge): Yield merge operation if
11390 alias address matters, not necessarily address of original.
11392 2016-09-22 Richard Biener <rguenther@suse.de>
11394 PR middle-end/77697
11395 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
11398 2016-09-22 Richard Biener <rguenther@suse.de>
11400 PR middle-end/77677
11401 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
11402 from constant folding results.
11403 (gimple_resimplify2): Likewise.
11404 (gimple_resimplify3): Likewise.
11406 2016-09-22 Richard Biener <rguenther@suse.de>
11408 PR middle-end/77678
11409 * expr.c (expand_expr_real_1): Guard array access against negative
11412 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11414 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
11416 (format_floating): Likewise.
11418 2016-09-22 Jakub Jelinek <jakub@redhat.com>
11421 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
11422 for all IFN_GOMP_SIMD_* internal fns, not just for
11423 IFN_GOMP_SIMD_ORDERED_*.
11425 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11428 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
11429 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
11430 instructions when you want to invert the test.
11431 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
11432 correct order for XXSEL.
11433 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
11434 for using XSCMP{EQ,GT,GE}DP.
11436 2016-09-21 David Malcolm <dmalcolm@redhat.com>
11438 * genconstants.c (main): Introduce noop_reader and convert call
11439 to read_md_files to a method call.
11440 * genenums.c (main): Likewise.
11441 * genmddeps.c (main): Likewise.
11442 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
11443 rtx_reader_ptr->get_top_level_filename ().
11444 (write_tm_preds_h): Likewise.
11445 (write_insn_preds_c): Likewise.
11446 * gensupport.c (class gen_reader): New subclass of rtx_reader.
11447 (rtx_handle_directive): Convert to...
11448 (gen_reader::handle_unknown_directive): ...this.
11449 (init_rtx_reader_args_cb): Convert return type from bool to
11450 rtx_reader *. Create a gen_reader instance, using it for the
11451 call to read_md_files. Return it if no errors occur.
11452 (init_rtx_reader_args): Convert return type from bool to
11454 * gensupport.h (init_rtx_reader_args_cb): Likewise.
11455 (init_rtx_reader_args_cb): Likewise.
11456 * read-md.c (struct file_name_list): Move to class rtx_reader.
11457 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
11458 (read_md_filename): Delete in favor of
11459 rtx_reader::m_read_md_filename.
11460 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
11461 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
11462 (base_dir): Delete in favor of rtx_reader::m_base_dir.
11463 (first_dir_md_include): Delete in favor of
11464 rtx_reader::m_first_dir_md_include.
11465 (last_dir_md_include_ptr): Delete in favor of
11466 rtx_reader::m_last_dir_md_include_ptr.
11467 (max_include_len): Delete.
11468 (rtx_reader_ptr): New.
11469 (fatal_with_file_and_line): Use get_filename and get_lineno
11470 accessors of rtx_reader_ptr.
11471 (require_char_ws): Likewise.
11472 (rtx_reader::read_char): New method, based on ::read_char.
11473 (rtx_reader::unread_char): New method, based on ::unread_char.
11474 (read_escape): Use get_filename and get_lineno accessors of
11476 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
11477 (read_string): Use get_filename and get_lineno accessors of
11479 (rtx_reader::rtx_reader): New ctor.
11480 (rtx_reader::~rtx_reader): New dtor.
11481 (handle_include): Convert from a function to...
11482 (rtx_reader::handle_include): ...this method, converting
11483 handle_directive from a callback to a virtual function.
11484 (handle_file): Likewise, converting to...
11485 (rtx_reader::handle_file): ...this method.
11486 (handle_toplevel_file): Likewise, converting to...
11487 (rtx_reader::handle_toplevel_file): ...this method.
11488 (rtx_reader::get_current_location): New method.
11489 (parse_include): Convert from a function to...
11490 (rtx_reader::add_include_path): ...this method, dropping redundant
11491 update to unused max_include_len.
11492 (read_md_files): Convert from a function to...
11493 (rtx_reader::read_md_files): ...this method, converting
11494 handle_directive from a callback to a virtual function.
11495 (noop_reader::handle_unknown_directive): New method.
11496 * read-md.h (directive_handler_t): Delete this typedef.
11497 (in_fname): Delete.
11498 (read_md_file): Delete.
11499 (read_md_lineno): Delete.
11500 (read_md_filename): Delete.
11501 (class rtx_reader): New class.
11502 (rtx_reader_ptr): New decl.
11503 (class noop_reader): New subclass of rtx_reader.
11504 (read_char): Reimplement in terms of rtx_reader::read_char.
11505 (unread_char): Reimplement in terms of rtx_reader::unread_char.
11506 (read_md_files): Delete.
11507 * read-rtl.c (read_rtx_code): Update for deletion of globals
11508 read_md_filename and read_md_lineno.
11510 2016-09-21 Jason Merrill <jason@redhat.com>
11512 * input.h (from_macro_definition_at): New.
11514 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
11516 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
11518 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11520 PR tree-optimization/77550
11521 * tree-vect-stmts.c (create_array_ref): Change parameters.
11522 (get_group_alias_ptr_type): New function.
11523 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
11525 2016-09-21 Marek Polacek <polacek@redhat.com>
11527 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
11528 Add falls through comment.
11530 2016-09-21 Richard Biener <rguenther@suse.de>
11532 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
11533 (replace_child): Likewise.
11534 (remove_child_TAG): Adjust.
11535 (move_marked_base_types): Likewise.
11536 (prune_unused_types_prune): Clear die_sib of removed children.
11538 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
11541 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
11542 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
11544 2016-09-21 Richard Biener <rguenther@suse.de>
11546 PR tree-optimization/77648
11547 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
11549 (make_transitive_closure_constraints): Adjust comment.
11550 (make_any_offset_constraints): New function.
11551 (handle_rhs_call): Make sure to first expand a pointer to all
11552 subfields before transitively closing it.
11553 (handle_const_call): Likewise. Properly expand returned
11555 (handle_pure_call): Likewise.
11557 2016-09-21 Richard Biener <rguenther@suse.de>
11558 Jakub Jelinek <jakub@redhat.com>
11560 PR tree-optimization/77621
11561 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
11562 group at non-vectorizable stmts.
11564 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11566 PR tree-optimization/72835
11567 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
11568 (make_new_ssa_for_all_defs): Likewise.
11569 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
11571 2016-09-20 Martin Sebor <msebor@redhat.com>
11573 PR middle-end/49905
11574 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
11575 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
11576 * config/linux.c (gnu_libc_printf_pointer_format): New function.
11577 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
11578 * config/sol2.c (solaris_printf_pointer_format): New function.
11579 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
11581 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
11582 * doc/tm.texi: Regenerate.
11583 * gimple-fold.h (get_range_strlen): New function.
11584 (get_maxval_strlen): Declare existing function.
11585 * gimple-fold.c (get_range_strlen): Add arguments and compute both
11586 maximum and minimum.
11587 (get_range_strlen): Define overload.
11588 (get_maxval_strlen): Adjust.
11589 * gimple-ssa-sprintf.c: New file and pass.
11590 * passes.def (pass_sprintf_length): Add new pass.
11591 * targhooks.h (default_printf_pointer_format): Declare new function.
11592 (gnu_libc_printf_pointer_format): Same.
11593 (solaris_libc_printf_pointer_format): Same.
11594 * targhooks.c (default_printf_pointer_format): Define new function.
11595 * tree-pass.h (make_pass_sprintf_length): Declare new function.
11596 * print-tree.c: Increase buffer size.
11598 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11600 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
11602 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11604 * common.opt: New option -fipa-vrp.
11605 * ipa-cp.c (ipa_get_vr_lat): New.
11606 (ipcp_vr_lattice::print): Likewise.
11607 (print_all_lattices): Call ipcp_vr_lattice::print.
11608 (ipcp_vr_lattice::meet_with): New.
11609 (ipcp_vr_lattice::meet_with_1): Likewise.
11610 (ipcp_vr_lattice::top_p): Likewise.
11611 (ipcp_vr_lattice::bottom_p): Likewsie.
11612 (ipcp_vr_lattice::set_to_bottom): Likewise.
11613 (set_all_contains_variable): Call VR set_to_bottom.
11614 (initialize_node_lattices): Init VR lattices.
11615 (propagate_vr_accross_jump_function): New.
11616 (propagate_constants_accross_call): Call
11617 propagate_vr_accross_jump_function.
11618 (ipcp_store_vr_results): New.
11619 (ipcp_driver): Handle VR.
11620 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
11621 (ipa_set_jf_unknown): Likewise.
11622 (ipa_compute_jump_functions_for_edge): Likewise.
11623 (ipa_node_params_t::duplicate): Likewise.
11624 (ipa_write_jump_function): Likewise.
11625 (ipa_read_jump_function): Likewise.
11626 (write_ipcp_transformation_info): Likewise.
11627 (read_ipcp_transformation_info): Likewise.
11628 (ipcp_update_vr): New.
11629 (ipcp_transform_function): Handle VR.
11630 * ipa-prop.h (struct ipa_vr): New.
11631 * cgraph.c: Include tree-vrp.h.
11632 * cgraphunit.c: Likewise.
11633 * ipa-utils.c: Likewise.
11635 * opts.c: Likewise.
11636 * toplev.c: Likewise.
11637 * ipa-devirt.c: Likewise.
11638 * ipa-inline-transform.c: Likewise.
11639 * ipa-inline.c: Likewise.
11640 * ipa-profile.c: Likewise.
11642 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11644 * doc/invoke.texi: Document -fdump-tree-evrp.
11645 * passes.def: Define new pass_early_vrp.
11646 * timevar.def: Define new TV_TREE_EARLY_VRP.
11647 * tree-pass.h (make_pass_early_vrp): New.
11648 * tree-ssa-propagate.c: Make replace_uses_in non static.
11649 * tree-ssa-propagate.h: Export replace_uses_in.
11650 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
11651 (extract_range_from_assert): Factor out
11652 extract_range_for_var_from_comparison_expr.
11653 (vrp_initialize_lattice): New.
11654 (vrp_initialize): Factor out vrp_initialize_lattice.
11655 (vrp_valueize): Fix it to reject complex value ranges.
11656 (vrp_free_lattice): New.
11657 (evrp_dom_walker::before_dom_children): Likewise.
11658 (evrp_dom_walker::after_dom_children): Likewise.
11659 (evrp_dom_walker::push_value_range): Likewise.
11660 (evrp_dom_walker::pop_value_range): Likewise.
11661 (execute_early_vrp): Likewise.
11662 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
11663 (make_pass_early_vrp): New.
11665 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11667 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
11668 instead of exact_log2.
11670 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11673 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
11674 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
11675 (ix86_add_stmt_cost): Penalize DFmode vector operations
11676 for !TARGET_VECTORIZE_DOUBLE.
11678 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
11680 * doc/invoke.texi (Warning Options): Simplify language.
11681 (Optimize Options): Complete sentence.
11683 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
11685 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
11688 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
11691 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
11692 inits on power8 and above, use the VMRGEW instruction instead of a
11695 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
11696 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
11699 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11701 * config/aarch64/arm_neon.h
11702 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
11703 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
11704 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
11706 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
11708 * config/var/vax.h (ELIMINABLE_REGS): Define.
11709 (INITIAL_ELIMINATION_OFFSET): Define.
11711 2016-09-20 Jakub Jelinek <jakub@redhat.com>
11713 PR middle-end/77624
11714 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
11715 cast to void * if the cast is from some other pointer type.
11717 2016-09-20 Richard Biener <rguenther@suse.de>
11719 PR tree-optimization/77646
11720 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
11723 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11725 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
11726 attributes to all inlined functions and make them extern.
11728 2016-09-20 Richard Biener <rguenther@suse.de>
11730 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
11732 * debug.c (do_nothing_debug_hooks): Adjust.
11733 * dbxout.c (dbx_debug_hooks): Likewise.
11734 * sdbout.c (sdb_debug_hooks): Likewise.
11735 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
11736 (dwarf2out_finish): Move producer, filename and
11737 path annotation ...
11738 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
11739 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
11741 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
11744 * doc/invoke.texi: Document -Wint-in-bool-context.
11746 PR middle-end/77421
11747 * dwarf2out.c (output_loc_operands): Fix an assertion.
11749 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11751 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
11752 (CR_DECIMAL_DIG): New macro.
11754 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11756 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
11759 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
11761 PR rtl-optimization/77416
11762 * lra-remat.c (operand_to_remat): Process hard coded insn
11765 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11767 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
11768 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
11770 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
11772 * target.def (lra_p): Wordsmithing.
11773 * doc/tm.texi: Regenerate.
11775 2016-09-19 Jakub Jelinek <jakub@redhat.com>
11776 Jan Hubicka <jh@suse.cz>
11779 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
11780 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
11781 Call ultimate_alias_target just once, not up to 4 times.
11783 2016-09-19 Richard Biener <rguenther@suse.de>
11785 * dwarf2out.c (early_dwarf_finished): New global.
11786 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
11788 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
11789 if called from LTO exit early.
11790 (dwarf2out_late_global_decl): When being during the early
11791 debug phase do not add locations but only const value attributes.
11792 Adjust the way we generate early DIEs for LTO.
11794 2016-09-19 Richard Biener <rguenther@suse.de>
11796 PR middle-end/77605
11797 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
11798 proper niter to bound the loops.
11800 2016-09-19 Richard Biener <rguenther@suse.de>
11802 PR tree-optimization/77514
11803 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
11804 search for folded stmt.
11806 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
11808 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
11809 * tree-pass.h (make_pass_early_thread_jumps): Declare.
11810 * tree-ssa-threadbackward.c (fsm_find_thread_path,
11811 fsm_find_thread_path, profitable_jump_thread_path,
11812 fsm_find_control_statement_thread_paths,
11813 find_jump_threads_backwards): Add speed_p parameter.
11814 (pass_data_early_thread_jumps): New pass.
11815 (make_pass_early_thread_jumps): New function.
11817 2016-09-17 Andreas Schwab <schwab@suse.de>
11819 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
11820 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11822 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
11824 * recog.c (rest_of_handle_split_after_reload): Delete.
11825 (pass_split_after_reload::gate): New method.
11826 (pass_split_after_reload::execute): Call split_all_insns directly.
11828 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
11830 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
11831 parameters for functions taking long long arguments.
11833 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11836 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
11837 splat with truncate.
11839 2016-09-16 Jason Merrill <jason@redhat.com>
11841 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
11843 * hwint.c (exact_log2): Use pow2p_hwi.
11844 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
11845 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
11846 * builtins.c (get_object_alignment_2, get_object_alignment)
11847 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
11849 * calls.c (compute_argument_addresses, store_one_arg): Use
11851 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
11852 * combine.c (force_to_mode): Use least_bit_hwi.
11853 (contains_muldiv, find_split_point, combine_simplify_rtx)
11854 (simplify_if_then_else, simplify_set, force_to_mode)
11855 (if_then_else_cond, simplify_and_const_int_1)
11856 (simplify_compare_const): Use pow2p_hwi.
11857 * cse.c (fold_rtx): Use pow2p_hwi.
11858 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
11860 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
11861 (init_expmed_one_conv): Use pow2p_hwi.
11862 * expr.c (is_aligning_offset): Use pow2p_hwi.
11863 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
11864 (fold_binary_loc): Use pow2p_hwi.
11865 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
11866 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
11867 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
11868 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
11870 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
11871 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
11872 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
11873 * omp-low.c (oacc_loop_fixed_partitions)
11874 (oacc_loop_auto_partitions): Use least_bit_hwi.
11875 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
11876 * stor-layout.c (place_field): Use least_bit_hwi.
11877 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
11878 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
11879 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
11880 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
11881 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
11882 * tree-vect-data-refs.c (vect_analyze_group_access_1)
11883 (vect_grouped_store_supported, vect_grouped_load_supported)
11884 (vect_permute_load_chain, vect_shift_permute_load_chain)
11885 (vect_transform_grouped_load): Use pow2p_hwi.
11886 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
11887 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
11888 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
11890 * tsan.c (instrument_expr): Use least_bit_hwi.
11891 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
11893 2016-09-16 Andreas Schwab <schwab@suse.de>
11895 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
11896 OFFSET, not offset.
11897 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11899 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11902 * combine.c (rest_of_handle_combine): If any edges have been purged,
11903 free dominators if available.
11905 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11906 Eric Botcazou <ebotcazou@adacore.com>
11908 PR middle-end/77594
11909 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
11910 through into expand_addsub_overflow after expand_neg_overflow.
11912 2016-09-15 David Malcolm <dmalcolm@redhat.com>
11914 * diagnostic-show-locus.c
11915 (selftest::test_fixit_insert_containing_newline): New function.
11916 (selftest::test_fixit_replace_containing_newline): New function.
11917 (selftest::diagnostic_show_locus_c_tests): Call the above.
11919 2016-09-15 Bin Cheng <bin.cheng@arm.com>
11921 PR tree-optimization/77503
11922 * tree-vect-loop.c (vectorizable_reduction): Record reduction
11923 code for CONST_COND_REDUCTION at analysis stage and use it at
11925 * tree-vectorizer.h (struct _stmt_vec_info): New field.
11926 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
11927 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
11930 2016-09-15 Richard Biener <rguenther@suse.de>
11932 PR middle-end/77544
11933 * fold-const.c (split_tree): Do not split constant ~X.
11935 2016-09-15 Jakub Jelinek <jakub@redhat.com>
11937 PR rtl-optimization/77425
11938 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
11941 PR middle-end/77475
11942 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
11943 use %qs instead of %s where desirable, use argument instead of arg in
11944 the diagnostic wording, add list of supported strategies and
11946 (ix86_option_override_internal): Emit target("m...") instead of
11947 option("m...") in the diagnostic. Use %qs instead of %s in invalid
11948 -march/-mtune option diagnostic. Add list of supported arches/tunings
11949 and spellcheck hint. Remove prefix, suffix and sw variables, use
11950 main_args_p ? "..." : "..." in diagnostics to make translation
11953 2016-09-15 Richard Biener <rguenther@suse.de>
11955 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
11956 extra offset argument.
11957 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
11958 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
11959 to reflect new offset parameter.
11960 * doc/tm.texi: Regenerate.
11961 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
11962 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
11964 (darwin_asm_output_dwarf_offset): Likewise.
11965 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
11967 (darwin_asm_output_dwarf_offset): Pass offset argument through.
11968 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
11969 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11971 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
11974 * ipa-icf.c (set_alias_uids): New function.
11975 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
11976 all the merged variable's referring aliases.
11978 2016-09-15 Richard Biener <rguenther@suse.de>
11980 PR tree-optimization/77514
11981 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
11982 only forced_stmts sequence.
11984 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
11986 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
11987 * cfgexpand.c (update_alias_info_with_stack_vars): Use
11988 FOR_EACH_SSA_NAME to iterate over SSA variables.
11989 (pass_expand::execute): Likewise.
11990 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
11991 * tree-cfg.c (dump_function_to_file): Likewise.
11992 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
11993 (update_ssa): Likewise.
11994 * tree-ssa-alias.c (dump_alias_info): Likewise.
11995 * tree-ssa-ccp.c (ccp_finalize): Likewise.
11996 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
11997 (create_outofssa_var_map): Likewise.
11998 (coalesce_ssa_name): Likewise.
11999 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
12000 * tree-ssa-pre.c (compute_avail): Likewise.
12001 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
12002 (scc_vn_restore_ssa_info): Likewise.
12003 (free_scc_vn): Likwise.
12004 (run_scc_vn): Likewise.
12005 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
12006 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
12007 * tree-ssa-copy.c (fini_copy_prop): Likewise.
12008 * tree-ssa.c (verify_ssa): Likewise.
12010 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
12012 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
12013 and mips64r2 as default 32-bit and 64-bit architectures.
12014 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
12015 as default 32-bit and 64-bit architectures.
12017 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
12019 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
12022 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12024 * target.def (lra_p): Change commentary (for the manual) for the
12026 * doc/tm.texi: Regenerate.
12028 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12030 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
12031 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
12032 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
12033 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
12035 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12037 * targhooks.c (default_lra_p): Return true instead of false.
12039 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12041 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
12042 hook_bool_void_false.
12043 * config/avr/avr.c: Ditto.
12044 * config/bfin/bfin.c: Ditto.
12045 * config/c6x/c6x.c: Ditto.
12046 * config/cr16/cr16.c: Ditto.
12047 * config/cris/cris.c: Ditto.
12048 * config/epiphany/epiphany.c: Ditto.
12049 * config/fr30/fr30.c: Ditto.
12050 * config/frv/frv.c: Ditto.
12051 * config/h8300/h8300.c: Ditto.
12052 * config/ia64/ia64.c: Ditto.
12053 * config/iq2000/iq2000.c: Ditto.
12054 * config/lm32/lm32.c: Ditto.
12055 * config/m32c/m32c.c: Ditto.
12056 * config/m32r/m32r.c: Ditto.
12057 * config/m68k/m68k.c: Ditto.
12058 * config/mcore/mcore.c: Ditto.
12059 * config/microblaze/microblaze.c: Ditto.
12060 * config/mmix/mmix.c: Ditto.
12061 * config/mn10300/mn10300.c: Ditto.
12062 * config/moxie/moxie.c: Ditto.
12063 * config/msp430/msp430.c: Ditto.
12064 * config/nios2/nios2.c: Ditto.
12065 * config/nvptx/nvptx.c: Ditto.
12066 * config/pa/pa.c: Ditto.
12067 * config/pdp11/pdp11.c: Ditto.
12068 * config/rl78/rl78.c: Ditto.
12069 * config/sparc/sparc.c: Ditto.
12070 * config/spu/spu.c: Ditto.
12071 * config/stormy16/stormy16.c: Ditto.
12072 * config/tilegx/tilegx.c: Ditto.
12073 * config/tilepro/tilepro.c: Ditto.
12074 * config/v850/v850.c: Ditto.
12075 * config/vax/vax.c: Ditto.
12076 * config/visium/visium.c: Ditto.
12077 * config/xtensa/xtensa.c: Ditto.
12079 2016-09-14 Jakub Jelinek <jakub@redhat.com>
12082 * tsan.c: Include target.h.
12083 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
12084 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
12085 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
12086 BUILT_IN_ATOMIC_TEST_AND_SET entries.
12087 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
12089 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
12090 Martin Liska <mliska@suse.cz>
12092 PR middle-end/77574
12093 * predict.c (force_edge_cold): Add braces to a condition.
12095 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
12097 PR rtl-optimization/77289
12098 * lra-constraints.c (get_final_hard_regno): Removed.
12099 (get_hard_regno): Add new parameter final_p.
12100 (get_reg_class): Directly call lra_get_elimination_hard_regno.
12101 (operands_match_p): Adjust call to get_hard_regno.
12102 (uses_hard_regs_p): Likewise.
12103 (process_alt_operands): Likewise.
12105 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
12108 * config/msp430/msp430.c (msp430_start_function): Emit an error
12109 if a function is both weak and specifies an interrupt number.
12111 2016-09-13 Jakub Jelinek <jakub@redhat.com>
12113 PR tree-optimization/77454
12114 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
12115 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
12118 2016-09-13 Tamar Christina <tamar.christina@arm.com>
12120 * config/aarch64/aarch64-builtins.c
12121 (aarch64_init_simd_builtins): Fix builtin type signature printing.
12123 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
12125 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
12126 SFmode and SCmode arguments by reference.
12128 2016-09-13 David Malcolm <dmalcolm@redhat.com>
12130 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
12132 (selftest::test_one_liner_fixit_insert_before): ...this, and update
12133 for renaming of add_fixit_insert to add_fixit_insert_before.
12134 (selftest::test_one_liner_fixit_insert_after): New function.
12135 (selftest::test_one_liner_fixit_validation_adhoc_locations):
12136 Update for renaming of add_fixit_insert to add_fixit_insert_before.
12137 (selftest::test_one_liner_many_fixits): Likewise.
12138 (selftest::test_diagnostic_show_locus_one_liner): Update for
12139 renaming, call new test function.
12140 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
12141 renaming of add_fixit_insert to add_fixit_insert_before.
12142 (selftest::test_fixit_consolidation): Likewise.
12143 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
12145 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
12146 (selftest::test_applying_fixits_insert_before): ...this.
12147 (selftest::test_applying_fixits_insert): Update for renaming of
12148 add_fixit_insert to add_fixit_insert_before.
12149 (selftest::test_applying_fixits_insert_after): New function.
12150 (selftest::test_applying_fixits_insert_after_at_line_end): New
12152 (selftest::test_applying_fixits_insert_after_failure): New function.
12153 (selftest::test_applying_fixits_multiple): Update for renaming of
12154 add_fixit_insert to add_fixit_insert_before.
12155 (selftest::change_line): Likewise.
12156 (selftest::test_applying_fixits_unreadable_file): Likewise.
12157 (selftest::test_applying_fixits_line_out_of_range): Likewise.
12158 (selftest::test_applying_fixits_column_validation): Likewise.
12159 (selftest::test_applying_fixits_column_validation): Likewise.
12160 (selftest::edit_context_c_tests): Update for renamed test function;
12161 call new test functions.
12163 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
12165 PR tree-optimization/77536
12166 PR rtl-optimization/68212
12167 * config/rs6000/rs6000.md (div->recip splitter): Remove
12168 optimize_insn_for_speed_p condition.
12170 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
12172 * optabs.c (prepare_cmp_insn): Update documentation comment.
12174 2016-09-13 Jakub Jelinek <jakub@redhat.com>
12175 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12177 PR middle-end/77475
12178 * opts.h (candidates_list_and_hint): Declare.
12179 * opts-common.c (candidates_list_and_hint): New function.
12180 (cmdline_handle_error): Use it.
12182 2016-09-12 David Malcolm <dmalcolm@redhat.com>
12184 * edit-context.c (edited_line::get_len): New accessor.
12185 (edited_file::print_diff): Split out hunk-printing into...
12186 (edited_file::print_diff_hunk): New method.
12187 (edited_file::print_diff_line): New method.
12189 2016-09-12 Andrew Pinski <apinski@cavium.com>
12191 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
12193 * config/aarch64/aarch64.c (thunderx_tunings): Enable
12194 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
12195 (aarch64_operands_ok_for_ldpstp): Return false if
12196 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
12197 was SImode and the alignment is less than 8 byte.
12198 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
12200 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
12203 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
12205 2016-09-12 Marek Polacek <polacek@redhat.com>
12207 * doc/extend.texi: Use lowercase "boolean".
12208 * doc/invoke.texi: Likewise.
12209 * doc/md.texi: Likewise.
12210 * target.def: Likewise.
12211 * doc/tm.texi: Regenerated.
12213 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12215 PR middle-end/77426
12216 * expmed.c (synth_mult): Delete duplicate mode check.
12218 2016-09-10 Tom de Vries <tom@codesourcery.com>
12221 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
12223 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
12224 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
12226 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
12228 PR rtl-optimization/77289
12229 * lra-constraints.c (get_final_hard_regno): Add support for non hard
12230 register numbers. Remove support for subregs.
12231 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
12232 (get_reg_class): Delete removed get_final_hard_regno() argument.
12233 (uses_hard_regs_p): Call get_final_hard_regno().
12235 2016-09-09 Martin Sebor <msebor@redhat.com>
12239 * pretty-print.c (pp_quoted_string): New function.
12240 (pp_format): Call it for %c and %s directives.
12242 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12244 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
12245 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
12246 INITIAL_ELIMINATION_OFFSET) : Update documentation.
12247 * target.def (frame_pointer_required, can_eliminate): Likewise.
12248 * doc/tm.texi: Regenerated.
12249 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
12251 * df-scan.c (df_hard_reg_init): Likewise.
12252 * ira.c (ira_setup_eliminable_regset): Likewise.
12253 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
12254 init_elim_table): Likewise.
12255 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
12256 set_initial_elim_offsets, update_eliminables,
12257 init_elim_table): Likewise.
12258 * rtlanal.c (get_initial_register_offset): Likewise.
12259 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
12260 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12261 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12262 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12263 * config/fr30/fr30.h: Fix comment.
12264 * config/frv/frv.c: Likewise.
12265 * config/frv/frv.h: Likewise.
12266 * config/ft32/ft32.h: Likewise.
12267 * config/visium/visium.h: Likewise.
12268 * config/pa/pa64-linux.h: Likewise.
12269 * config/v850/v850.h: Likewise.
12270 * config/cris/cris.c: Likewise.
12271 * config/ia64/ia64.h: Likewise.
12272 * config/moxie/moxie.h: Likewise.
12273 * config/m32r/m32r.h: Likewise.
12275 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
12278 * config.in: Regenerate.
12279 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
12281 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
12282 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
12283 static-libmpxwrappers case.
12284 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
12285 MPX_LD_AS_NEEDED_GUARD_POP.
12286 * configure: Regenerate.
12287 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
12288 defined if linker support "--push-state"/"--pop-state".
12290 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
12292 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
12294 2016-09-09 Joseph Myers <joseph@codesourcery.com>
12296 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
12297 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
12298 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
12299 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
12300 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
12301 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
12302 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
12304 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
12305 width macros from TS 18661-1.
12306 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
12308 2016-09-08 Jakub Jelinek <jakub@redhat.com>
12311 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
12312 OMP_CLAUSE_SAFELEN_EXPR.
12314 2016-09-07 David Malcolm <dmalcolm@redhat.com>
12316 * Makefile.in (OBJS): Add substring-locations.o.
12317 * langhooks-def.h (class substring_loc): New forward decl.
12318 (lhd_get_substring_location): New decl.
12319 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
12320 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
12321 * langhooks.c (lhd_get_substring_location): New function.
12322 * langhooks.h (class substring_loc): New forward decl.
12323 (struct lang_hooks): Add field get_substring_location.
12324 * substring-locations.c: New file, taking definition of
12325 format_warning_va and format_warning_at_substring from
12326 c-family/c-format.c, making them non-static.
12327 * substring-locations.h (class substring_loc): Move class here
12328 from c-family/c-common.h. Add and rewrite comments.
12329 (format_warning_va): New decl.
12330 (format_warning_at_substring): New decl.
12331 (get_source_location_for_substring): Add comment.
12333 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
12335 * config/i386/i386.c: Add 'U' suffix to processor feature bits
12336 to avoid -Wnarrowing warning.
12337 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
12338 * opts.c: Likewise for SANITIZER_OPT bitmasks.
12340 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
12342 * config/aarch64/aarch64.c (aarch64_legitimize_address):
12343 Avoid use of base_offset if offset already in range.
12345 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
12347 * config/sh/sh-protos.h (struct sh_atomic_model,
12348 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
12349 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
12350 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
12351 * config/sh/sh.h (struct sh_atomic_model,
12352 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
12353 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
12354 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
12355 Guard with __cplusplus.
12357 2016-09-06 Jakub Jelinek <jakub@redhat.com>
12360 * config/i386/i386.c (ix86_expand_builtin): For builtin with
12361 unsupported or unknown ISA, use expand_call.
12363 2016-09-06 Martin Liska <mliska@suse.cz>
12365 PR gcov-profile/77378
12366 PR gcov-profile/77466
12367 * tree-profile.c (tree_profiling): Detect whether target can use
12368 -fprofile-update=atomic.
12370 2016-09-06 Richard Biener <rguenther@suse.de>
12372 PR tree-optimization/77479
12373 * tree-vrp.c (update_value_range): Extend overflow handling to
12376 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12379 * config/i386/i386.md (isa): Add x64_avx512bw.
12380 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
12381 (kmov_isa): New mode attr.
12382 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
12383 (*zero_extend<mode>si2): Likewise.
12384 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
12386 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
12388 * doc/invoke.texi (SPU Options): nops -> NOPs.
12389 (x86 Options): Ditto.
12391 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12393 PR middle-end/77475
12394 * toplev.c (process_options): Temporarily set input_location
12395 to UNKNOWN_LOCATION around targetm.target_option.override () call.
12397 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
12399 PR rtl-optimization/77452
12400 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
12401 inner-mode reference to a CONST_VECTOR constant in the constant pool.
12403 2016-09-05 Marek Polacek <polacek@redhat.com>
12406 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
12408 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12411 * gensupport.c (alter_output_for_subst_insn): Remove redundant
12412 *insn_out == '*' test. Don't copy unnecessary to yet another
12413 memory buffer, and don't leak it.
12415 PR rtl-optimization/77425
12416 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
12418 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
12420 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
12422 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12424 * common.opt (fdiagnostics-generate-patch): New option.
12425 * diagnostic.c: Include "edit-context.h".
12426 (diagnostic_initialize): Initialize context->edit_context_ptr.
12427 (diagnostic_finish): Delete context->edit_context_ptr.
12428 (diagnostic_report_diagnostic): Add fix-it hints from the
12429 diagnostic to context->edit_context_ptr, if any.
12430 * diagnostic.h (class edit_context): Add forward decl.
12431 (struct diagnostic_context): Add field "edit_context_ptr".
12432 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
12433 -fdiagnostics-generate-patch.
12434 (-fdiagnostics-generate-patch): New item.
12435 * toplev.c: Include "edit-context.h".
12436 (process_options): Set global_dc->edit_context_ptr to a new
12437 edit_context if the options need one.
12438 (toplev::main): Handle -fdiagnostics-generate-patch by using
12439 global_dc->edit_context_ptr.
12441 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12444 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
12445 map and firstprivate clauses on target construct for _Atomic
12447 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
12448 on target construct for _Atomic qualified decls.
12449 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
12451 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
12452 _Atomic qualified arguments not mentioned in uniform clause.
12454 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12456 * Makefile.in (OBJS-libcommon): Add edit-context.o.
12457 * diagnostic-color.c (color_dict): Add "diff-filename",
12458 "diff-hunk", "diff-delete", and "diff-insert".
12459 (parse_gcc_colors): Update default value of GCC_COLORS in comment
12460 to reflect above changes.
12461 * doc/invoke.texi (-fdiagnostics-color): Update description of
12462 default GCC_COLORS, and of the supported capabilities.
12463 * edit-context.c: New file.
12464 * edit-context.h: New file.
12465 * input.c (struct fcache): Add field "missing_trailing_newline".
12466 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
12468 (add_file_to_cache_tab): Likewise.
12469 (fcache::fcache): Likewise.
12470 (get_next_line): Update c->missing_trailing_newline.
12471 (location_missing_trailing_newline): New function.
12472 * input.h (location_missing_trailing_newline): New decl.
12473 * selftest-run-tests.c (selftest::run_tests): Call
12474 edit_context_c_tests.
12475 * selftest.h (edit_context_c_tests): New decl.
12477 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12478 Richard Biener <rguenth@suse.de>
12480 PR tree-optimization/77444
12481 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
12482 as steptype, remove redundant initialization.
12484 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12487 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
12488 (sanopt_optimize_walker): Optimize away
12489 __asan_before_dynamic_init (...) followed by
12490 __asan_after_dynamic_init () without intervening memory loads/stores.
12491 * ipa-pure-const.c (special_builtin_state): Handle
12492 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
12493 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
12495 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12497 * cfg.c (free_original_copy_tables): Replace second assignment of
12498 bb_copy = NULL by bb_original = NULL.
12500 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12503 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
12504 assignment added in r216794.
12506 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12508 * Makefile.in (OBJS): Add typed-splay-tree.o.
12509 * selftest-run-tests.c (selftest::run_tests): Call
12510 typed_splay_tree_c_tests.
12511 * selftest.h (typed_splay_tree_c_tests): New decl.
12512 * typed-splay-tree.c: New file.
12513 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
12514 (typed_splay_tree::max): New method.
12515 (typed_splay_tree::min): New method.
12516 (typed_splay_tree::foreach): New method.
12517 (typed_splay_tree::closure): New struct.
12518 (typed_splay_tree::inner_foreach_fn): New function.
12520 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12522 * ipa-cp.c (ipcp_store_bits_results): Change option name from
12523 -fipa-cp-bit to -fipa-bit-cp.
12525 2016-09-01 Martin Sebor <msebor@redhat.com>
12527 PR tree-optimization/71831
12528 * tree-object-size.h: Return bool instead of the size and add
12529 argument for the size.
12530 * tree-object-size.c (compute_object_offset): Update signature.
12531 (addr_object_size): Same.
12532 (compute_builtin_object_size): Return bool instead of the size
12533 and add argument for the size. Handle POINTER_PLUS_EXPR when
12534 optimization is disabled.
12535 (expr_object_size): Adjust.
12536 (plus_stmt_object_size): Adjust.
12537 (pass_object_sizes::execute): Adjust.
12538 * builtins.c (fold_builtin_object_size): Adjust.
12539 * doc/extend.texi (Object Size Checking): Update.
12540 * ubsan.c (instrument_object_size): Adjust.
12542 2016-09-01 Martin Sebor <msebor@redhat.com>
12544 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
12545 it fits the output of the formatted function regardless of its
12547 * genmodes.c (parser::parse_expr): Same.
12548 * gimplify.c (gimplify_asm_expr): Same.
12549 * passes.c (pass_manager::register_one_dump_file): Same.
12550 * print-tree.c (print_node): Same.
12552 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12554 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
12556 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12558 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
12560 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12562 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
12563 * config/rs6000/vector.md: Ditto.
12564 * config/rs6000/vsx.md: Ditto.
12566 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12568 * ipa-inline-analysis.c (param_change_prob): Get to the base object
12569 first in all cases.
12571 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12573 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
12574 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
12575 *return_and_restore_gpregs_<mode>_r11,
12576 *return_and_restore_gpregs_<mode>_r12,
12577 *return_and_restore_gpregs_<mode>_r1,
12578 *return_and_restore_fpregs_<mode>_r11,
12579 *return_and_restore_fpregs_<mode>_r12,
12580 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
12581 directly instead of via the "l" constraint. Renumber operands.
12584 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12586 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
12587 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
12588 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
12589 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
12590 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
12591 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
12592 *call_value_nonlocal_darwin64, reload_macho_picbase,
12593 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
12594 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
12595 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
12596 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
12597 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
12598 *save_fpregs_<mode>_r1): Ditto.
12599 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
12600 *return_and_restore_gpregs_spe): Ditto.
12602 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12604 * config/rs6000/rs6000.md
12605 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
12606 the use of the link register.
12607 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
12609 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12610 Michael Meissner <meissner@linux.vnet.ibm.com>
12613 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
12614 reg+reg addressing for TImode.
12615 (rs6000_legitimate_address_p): Only allow register indirect
12616 addressing for TImode, even without TARGET_QUAD_MEMORY.
12618 2016-09-01 Richard Biener <rguenther@suse.de>
12620 PR middle-end/77436
12621 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
12622 check whether the result fits the desired result type.
12624 2016-09-01 Nathan Sidwell <nathan@acm.org>
12626 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
12628 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
12630 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
12632 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
12634 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12636 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
12637 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
12638 for comparisons of integer ZERO_EXTEND against zero.
12640 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12642 * config/i386/i386.c (ix86_option_override_internal): Also disable the
12643 STV pass if -mstackrealign is enabled.
12645 2016-08-31 Ilya Verbin <iverbin@gmail.com>
12647 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
12650 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12652 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
12653 (layout_range::intersects_line_p): New method.
12654 (test_range_contains_point_for_single_point): Rename to...
12655 (test_layout_range_for_single_point): ...this, and add testing
12656 for layout_range::intersects_line_p.
12657 (test_range_contains_point_for_single_line): Rename to...
12658 (test_layout_range_for_single_line): ...this, and add testing
12659 for layout_range::intersects_line_p.
12660 (test_range_contains_point_for_multiple_lines): Rename to...
12661 (test_layout_range_for_multiple_lines): ...this, and add testing
12662 for layout_range::intersects_line_p.
12663 (layout::layout): Populate m_fixit_hints.
12664 (layout::get_expanded_location): Handle the case of a line-span
12666 (layout::validate_fixit_hint_p): New method.
12667 (get_line_span_for_fixit_hint): New function.
12668 (layout::calculate_line_spans): Add spans for fixit-hints.
12669 (layout::should_print_annotation_line_p): New method.
12670 (layout::print_any_fixits): Drop param "richloc", instead using
12671 validated fixits in m_fixit_hints. Add "const" to hint pointers.
12672 (diagnostic_show_locus): Avoid printing blank annotation lines.
12673 (selftest::test_diagnostic_context::test_diagnostic_context):
12674 Initialize show_column and start_span.
12675 (selftest::test_diagnostic_context::start_span_cb): New static
12677 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
12678 (selftest::diagnostic_show_locus_c_tests): Update for function
12679 renamings. Call test_diagnostic_show_locus_fixit_lines.
12681 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12683 PR tree-optimization/73714
12684 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
12686 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12688 * selftest.c: Move "namespace selftest {" to top of file,
12689 removing explicit "selftest::" qualifiers throughout.
12691 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12693 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
12695 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
12696 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
12697 Replace builtin with vector extension.
12698 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
12700 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
12701 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
12702 Replace builtin with vector extension.
12703 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
12704 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
12705 Replace builtin with vector extension.
12706 * config/i386/xmmintrin.h (__m128_u): New type.
12707 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
12708 (_mm_load_ps, _mm_store_ps): Simplify.
12710 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
12712 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
12714 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12716 * diagnostic-show-locus.c (colorizer::begin_state): Support more
12717 than 3 ranges per diagnostic by alternating between color 1 and
12719 (layout::layout): Replace use of rich_location::MAX_RANGES
12720 with richloc->get_num_locations ().
12721 (layout::calculate_line_spans): Replace use of
12722 rich_location::MAX_RANGES with m_layout_ranges.length ().
12723 (layout::print_annotation_line): Handle arbitrary numbers of
12724 ranges in caret-printing by defaulting to '^'.
12725 (selftest::test_one_liner_many_fixits): New function.
12726 (test_diagnostic_show_locus_one_liner): Call it.
12727 * diagnostic.c (diagnostic_initialize): Update for renaming
12728 of rich_location::MAX_RANGES to
12729 rich_location::STATICALLY_ALLOCATED_RANGES.
12730 * diagnostic.h (struct diagnostic_context): Likewise.
12732 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12734 * selftest.c (selftest::named_temp_file::named_temp_file): New
12736 (selftest::temp_source_file::~temp_source_file): Move to...
12737 (selftest::named_temp_file::~named_temp_file): ...here.
12738 (selftest::test_named_temp_file): New function.
12739 (selftest::selftest_c_tests): Call test_named_temp_file.
12740 * selftest.h (class named_temp_file): New class.
12741 (class temp_source_file): Convert to a subclass of named_temp_file.
12743 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
12745 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
12746 USEs of LR_REGNO in returns and sibcalls.
12747 (rs6000_output_mi_thunk): Similar.
12748 (rs6000_sibcall_aix): Similar.
12749 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
12750 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
12751 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
12752 Remove the USE of LR_REGNO from the patterns as well. Delete an
12754 (return_internal_<mode>): Delete.
12756 2016-08-30 Tamar Christina <tamar.christina@arm.com>
12758 * config/aarch64/aarch64-simd.md
12759 (aarch64_ld2<mode>_dreg_le): New.
12760 (aarch64_ld2<mode>_dreg_be): New.
12761 (aarch64_ld2<mode>_dreg): Removed.
12762 (aarch64_ld3<mode>_dreg_le): New.
12763 (aarch64_ld3<mode>_dreg_be): New.
12764 (aarch64_ld3<mode>_dreg): Removed.
12765 (aarch64_ld4<mode>_dreg_le): New.
12766 (aarch64_ld4<mode>_dreg_be): New.
12767 (aarch64_ld4<mode>_dreg): Removed.
12768 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
12770 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12772 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
12773 redundant location param.
12774 (test_one_liner_fixit_remove): Likewise.
12775 (test_one_liner_fixit_replace): Likewise.
12776 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
12777 * gcc-rich-location.c
12778 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
12779 get_range_from_loc. Drop overload taking a const char *.
12780 * gcc-rich-location.h
12781 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
12784 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12786 * config/linux.c (linux_libc_has_function): Return true on musl.
12788 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12790 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
12792 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
12794 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
12795 used for abnormal egdes.
12797 2016-08-30 Jakub Jelinek <jakub@redhat.com>
12799 PR tree-optimization/72866
12800 * tree-vect-patterns.c (search_type_for_mask): Turn into
12801 a small wrapper, move all code to ...
12802 (search_type_for_mask_1): ... this new function. Add caching
12803 and adjust recursive calls.
12806 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
12807 instead of lookup_type_die (type_main_variant (type)) even for array
12810 PR middle-end/77377
12811 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
12812 constant pool reference return x instead of c.
12814 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
12816 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
12819 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12822 (selftest::test_make_location_nonpure_range_endpoints): Fix
12825 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12827 * diagnostic-show-locus.c
12828 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
12830 (selftest::test_diagnostic_show_locus_one_liner): Call it.
12831 * input.c (get_pure_location): Move to libcpp/line-map.c.
12832 * input.h (get_pure_location): Convert decl to an inline function
12833 calling implementation in libcpp.
12835 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
12838 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
12839 template for intel asm dialect.
12840 (vec_set_hi_<mode><mask_name>): Ditto.
12842 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12844 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
12845 (selftest::fail_formatted): Likewise.
12847 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12849 * input.c (make_location): Call get_start and get_finish
12850 on the endpoints to avoid storing packed ranges or ad-hoc
12852 (selftest::test_make_location_nonpure_range_endpoints): New function.
12853 (selftest::input_c_tests): Call it.
12854 * input.h (get_start): New inline function.
12856 2016-08-29 Tom de Vries <tom@codesourcery.com>
12859 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
12862 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
12864 * Makefile.in (gcov-iov.h): Add dummy recipe.
12866 2016-08-29 Nathan Sidwell <nathan@acm.org>
12868 * config/nvptx/nvptx.c: #include tree-vrp.h.
12870 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
12873 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
12874 HIGH+LO construct during reload.
12876 2016-08-28 Tom de Vries <tom@codesourcery.com>
12879 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
12880 'sysv_abi va_list' attribute.
12881 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
12882 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
12885 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12887 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
12888 * emit-rtl.c (unshare_all_rtl_1): Adjust.
12889 (unshare_all_rtl_again): Likewise.
12890 * function.c (assign_stack_local_1): Likewise.
12891 (assign_stack_temp_for_type): Likewise.
12893 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12895 * cfgbuild.c (make_edges): Adjust.
12896 * cfgrtl.c (can_delete_label_p): Likewise.
12897 * dwarf2cfi.c (create_trace_edges): Likewise.
12898 * except.c (sjlj_emit_dispatch_table): Likewise.
12899 * function.h (struct expr_status): make x_forced_labels a vector.
12900 * jump.c (rebuild_jump_labels_1): Adjust.
12901 * reload1.c (set_initial_label_offsets): Likewise.
12902 * stmt.c (force_label_rtx): Likewise.
12903 (expand_label): Likewise.
12905 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12907 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
12909 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
12911 PR tree-optimization/71077
12912 PR tree-optimization/68542
12913 * fold-const.c (fold_relational_const): Fix folding of
12914 VECTOR_CST comparisons that have a scalar boolean result type.
12915 (selftest::test_vector_folding): New static function.
12916 (selftest::fold_const_c_tests): Call it.
12918 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
12920 * doc/extend.texi (SPU Built-in Functions): Remove stale
12921 references to material formerly at IBM and Sony.
12923 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
12926 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
12928 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12930 * diagnostic-show-locus.c
12931 (selftest::test_fixit_consolidation): New function.
12932 (selftest::diagnostic_show_locus_c_tests): Call it.
12933 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
12934 constructor based on source_range.
12936 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12938 * diagnostic-color.c (color_dict): Add "fixit-insert" and
12940 (parse_gcc_colors): Update description of default GCC_COLORS.
12941 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
12942 (colorizer::set_fixit_insert): New method.
12943 (colorizer::set_fixit_delete): New method.
12944 (colorizer::get_color_by_name): New method.
12945 (colorizer::STATE_FIXIT_INSERT): New constant.
12946 (colorizer::STATE_FIXIT_DELETE): New constant.
12947 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
12948 fields in favor of new field "m_stop_color". Add fields
12949 "m_fixit_insert" and "m_fixit_delete".
12950 (colorizer::colorizer): Update for above changes. Replace
12951 colorize_start calls with calls to get_color_by_name.
12952 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
12953 STATE_FIXIT_DELETE. Update for field renamings.
12954 (colorizer::finish_state): Simplify by using m_stop_color,
12955 rather than multiple identical "*_ce" fields.
12956 (colorizer::get_color_by_name): New method.
12957 (layout::print_any_fixits): Print insertions and replacements
12958 using the "fixit-insert" color, and deletions using the
12959 "fixit-delete" color.
12960 * doc/invoke.texi (-fdiagnostics-color): Update description of
12961 default GCC_COLORS, and of the supported capabilities.
12963 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
12965 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
12966 current_function_static_stack_size variable with the static
12967 stack frame size of the current function when
12968 flag_stack_usage_info is enabled.
12970 2016-08-26 Nathan Sidwell <nathan@acm.org>
12972 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
12973 assignment inside if condition.
12975 2016-08-26 Richard Biener <rguenther@suse.de>
12977 PR tree-optimization/69047
12978 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
12979 extracts similar to what FRE does.
12980 (non_rewritable_mem_ref_base): Likewise.
12982 2016-08-26 Joseph Myers <joseph@codesourcery.com>
12984 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
12985 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
12986 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12987 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12988 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
12990 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12991 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12992 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12993 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
12994 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12996 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12999 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
13000 reservation duration to 15 cycles.
13001 (cortex_a8_vfp_macs): Likewise.
13002 (cortex_a8_vfp_macd): Likewise.
13003 (cortex_a8_vfp_divs): Likewise.
13004 (cortex_a8_vfp_divd): Likewise.
13006 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13008 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
13009 (aarch_macro_fusion_pair_p): Use above to avoid early return.
13011 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13012 Martin Jambhor <mjambor@suse.cz>
13014 * common.opt: New option -fipa-bit-cp.
13015 * doc/invoke.texi: Document -fipa-bit-cp.
13016 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
13017 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
13018 * tree-ssa-ccp.h: New header file.
13019 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
13020 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
13021 Replace all occurences of tree parameter by two new params: signop, int.
13022 (bit_value_unop_1): Change to bit_value_unop and export it.
13023 Replace all occurences of tree parameter by two new params: signop,
13025 (bit_value_binop): Change call from bit_value_binop_1 to
13027 (bit_value_assume_aligned): Likewise.
13028 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
13029 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
13031 (ccp_finalize): Skip processing if val->mask == 0.
13032 * ipa-cp.c: Include tree-ssa-ccp.h
13033 (ipcp_bits_lattice): New class.
13034 (ipcp_param_lattice (bits_lattice): New member.
13035 (print_all_lattices): Call ipcp_bits_lattice::print.
13036 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
13037 (initialize_node_lattices): Likewise.
13038 (propagate_bits_accross_jump_function): New function.
13039 (propagate_constants_accross_call): Call
13040 propagate_bits_accross_jump_function.
13041 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
13042 (ipcp_store_bits_results): New function.
13043 (ipcp_driver): Call ipcp_store_bits_results.
13044 * ipa-prop.h (ipa_bits): New struct.
13045 (ipa_jump_func): Add new member bits of type ipa_bits.
13046 (ipa_param_descriptor): Change decl to decl_or_type.
13047 (ipa_get_param): Change decl to decl_or_type and assert on
13049 (ipa_get_type): New function.
13050 (ipcp_transformation_summary): New member bits.
13051 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
13052 (ipa_populate_param_decls): Likewise.
13053 (ipa_dump_param): Likewise.
13054 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
13056 (ipa_set_jf_unknown): Set ipa_bits::known to false.
13057 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
13059 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
13060 (ipa_write_jump_function): Add streaming for ipa_bits.
13061 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
13062 (write_ipcp_transformation_info): Add streaming for ipa_bits
13063 summary for ltrans.
13064 (read_ipcp_transfomration_info): Add support for reading streamed
13066 (ipcp_update_bits): New function.
13067 (ipcp_transform_function): Call ipcp_update_bits.
13069 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
13071 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
13072 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
13074 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
13076 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
13078 2016-08-25 Richard Biener <rguenther@suse.de>
13080 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
13081 Only add locations in late dwarf.
13082 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
13083 (dwarf2out_early_finish): But do it here.
13085 2016-08-24 Michael Collison <michael.collison@linaro.org>
13086 Michael Collison <michael.collison@arm.com>
13088 * config/arm/arm-modes.def: Add new condition code mode CC_V
13089 to represent the overflow bit.
13090 * config/arm/arm.c (maybe_get_arm_condition_code):
13091 Add support for CC_Vmode.
13092 (arm_gen_unlikely_cbranch): New function to generate common
13093 rtl conditional branches for overflow patterns.
13094 * config/arm/arm-protos.h: Add prototype for
13095 arm_gen_unlikely_cbranch.
13096 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
13097 addsi3_compareV_upper): New patterns to support signed
13098 builtin overflow add operations.
13099 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
13100 New patterns to support unsigned builtin add overflow operations.
13101 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
13102 builtin overflow subtract operations,
13103 (usubv<mode>4): New patterns to support unsigned builtin subtract
13104 overflow operations.
13105 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
13106 to support builtin overflow negate operations.
13108 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13111 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13113 * explow.c (get_dynamic_stack_size): Take known alignment of stack
13114 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
13117 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
13119 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
13120 MULTILIB_OPTIONS should be used. Small wording fixes.
13121 * genmultilib: Memorize set of all option combinations in
13122 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
13123 found in MULTILIB_OPTIONS by checking if option set is listed in
13124 combination_space. Output new and existing error message to stderr.
13126 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
13128 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
13129 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
13130 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
13131 (MULTILIB_REUSE): Remove reuse rules for option set including
13132 -mfpu=fp-armv8 and -mfpu=vfpv4
13134 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
13136 * config/arm/t-rtems: Add vfp multilib.
13138 2016-08-23 Ian Lance Taylor <iant@golang.org>
13140 * config/s390/s390.c (s390_asm_file_start): Call
13141 default_file_start.
13143 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13145 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
13146 initialization of all 0's to the 0 constant, instead of directly
13147 generating XOR. Add support for V4SImode vector initialization on
13148 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
13149 initialization. Change variables used in V4SFmode vector
13150 intialization. For V4SFmode vector splat on ISA 3.0, make sure
13151 any memory addresses are in index form. Add support for using
13152 VSPLTH/VSPLTB to initialize vector short and vector char vectors
13153 with all of the same element.
13154 (regno_or_subregno): New helper function to return a register
13155 number for either REG or SUBREG.
13156 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
13157 Use regno_or_subregno where possible.
13158 (rs6000_split_v4si_init_di_reg): New helper function to build up a
13159 DImode value from two SImode values in order to generate V4SImode
13160 vector initialization on 64-bit systems with direct move.
13161 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
13163 (rtx_is_swappable_p): V4SImode vector initialization insn is not
13165 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
13167 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
13168 attributes to initialize V8HImode and V16QImode vectors with the
13170 (VSX_SPLAT_COUNT): Likewise.
13171 (VSX_SPLAT_SUFFIX): Likewise.
13172 (UNSPEC_VSX_VEC_INIT): New unspec.
13173 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
13174 Allow SFmode values to come from Altivec registers.
13175 (vsx_init_v4si): New insn/split for V4SImode vector initialization
13176 on 64-bit systems with direct move.
13177 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
13178 vector initializations, to allow V4SImode vector initializations
13179 on 64-bit systems with direct move.
13180 (vsx_splat_v4si): Likewise.
13181 (vsx_splat_v4si_di): Likewise.
13182 (vsx_splat_v4sf): Likewise.
13183 (vsx_splat_v4sf_internal): Likewise.
13184 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
13186 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
13187 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
13188 initializing V8HImode and V16QImode vectors with the same
13190 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
13191 optimization if -maltivec=be.
13193 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
13195 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
13196 attribute for alternatives 3 and 4.
13198 2016-08-23 David Malcolm <dmalcolm@redhat.com>
13200 * selftest.c (selftest::assert_str_contains): New function.
13201 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
13202 * selftest.h (selftest::assert_str_contains): New decl.
13203 (ASSERT_STR_CONTAINS): New macro.
13205 2016-08-23 Richard Biener <rguenther@suse.de>
13207 PR tree-optimization/77286
13208 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
13210 (vect_transform_loop): Split exit edges of loop and scalar
13211 loop if required and at the appropriate time.
13213 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13215 * explow.c (get_dynamic_stack_size): Take known alignment of stack
13216 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
13218 Correct a typo in a comment.
13220 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13222 * config/s390/s390.md ("*andc_split"): New splitter for and with
13225 2016-08-23 Richard Biener <rguenther@suse.de>
13227 PR tree-optimization/27336
13228 * tree-vrp.c (infer_value_range): Handle stmts that can throw
13229 by looking for a non-EH edge.
13230 (process_assert_insertions_for): Likewise.
13232 2016-08-23 Richard Biener <rguenther@suse.de>
13234 PR middle-end/77305
13235 * statistics.c (statistics_counter_event): Robustify against
13238 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13240 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
13241 for targets amdfam10 and barcelona.
13243 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
13245 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
13246 (zero_extend<mode>di2): Ditto.
13247 (*zero_extend<mode>si2): Ditto.
13248 (*zero_extendqihi2): Ditto.
13250 2016-08-22 Joseph Myers <joseph@codesourcery.com>
13252 PR middle-end/77269
13253 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
13254 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
13256 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
13258 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
13259 identical consecutive elements.
13260 [SSA_NAME]: Print the name's def stmt on its own line. When printing
13261 the node's def stmt, avoid printing an unwanted trailing newline by
13262 replacing the call to print_gimple_stmt() with its inlined body and
13263 adjusting it to not set pp_needs_newline and to call pp_flush()
13264 instead of pp_newline_and_flush().
13266 2016-08-22 Joseph Myers <joseph@codesourcery.com>
13268 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
13269 (float32_type_node, float64_type_node, float32x_type_node)
13270 (float128x_type_node): New macros.
13271 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
13272 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
13273 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
13274 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
13275 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
13276 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
13277 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
13278 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
13279 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
13280 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
13281 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
13282 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
13283 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
13284 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
13285 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
13286 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
13287 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
13288 (copysign, fabs, huge_val, inf, nan, nans): Use it.
13289 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
13291 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
13292 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
13293 * doc/extend.texi (Other Builtins): Document these built-in
13295 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
13298 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
13300 * doc/install.texi (Binaries): www.opencsw.org now uses https.
13302 2016-08-22 Richard Biener <rguenther@suse.de>
13304 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
13306 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
13309 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
13310 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
13311 non-SSE2 athlons only, otherwise prefer SSE prefetches.
13313 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13315 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
13316 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
13317 (vrp_visit_switch_stmt): Likewise.
13318 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
13319 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
13320 (vrp_visit_stmt): Use extract_range_from_stmt.
13321 (vrp_visit_phi_node): Use extract_range_from_phi_node.
13323 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13325 * Makefile.in: Add tree-vrp.h to GTFILES.
13326 * gengtype.c (open_base_files): Add tree-vrp.h.
13327 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
13328 * builtins.c: Likewise.
13329 * fold-const.c: Likewise.
13330 * gimple-builder.c: Likewise.
13331 * gimple-laddress.c: Likewise.
13332 * hsa-gen.c: Likewise.
13333 * internal-fn.c: Likewise.
13335 * targhooks.c: Liewise,
13336 * tree-ssa-address.c: Likewise.
13337 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
13338 * tree-vrp.c (struct value_range): Move to tree-vrp.h
13339 * tree-vrp.h: New file.
13341 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13343 PR tree-optimization/61839
13344 * tree-vrp.c (two_valued_val_range_p): New.
13345 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
13346 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
13347 Also Convert VAR BINOP CST where VAR is two-valued to
13348 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
13350 2016-08-19 David Malcolm <dmalcolm@redhat.com>
13352 * diagnostic-show-locus.c
13353 (layout::annotation_line_showed_range_p): New method.
13354 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
13355 Reimplement case fixit_hint::REPLACE to cover removals, and
13356 replacements where the range of the replacement isn't one
13357 of the ranges in the rich_location.
13358 (test_one_liner_fixit_replace): Likewise.
13359 (selftest::test_one_liner_fixit_replace_non_equal_range): New
13361 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
13363 (selftest::test_diagnostic_show_locus_one_liner): Call the new
13365 * diagnostic.c (print_parseable_fixits): Remove case
13366 fixit_hint::REMOVE.
13368 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
13371 * config/i386/i386.c (ix86_option_override_internal): Remove
13372 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
13373 Enable SSE prefetch also for TARGET_PREFETCHWT1.
13374 Do not try to enable TARGET_PRFCHW ISA flag here.
13375 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
13376 Rewrite expander function body.
13377 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
13379 2016-08-19 Joseph Myers <joseph@codesourcery.com>
13382 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
13383 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
13384 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
13385 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
13386 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
13387 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
13388 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
13389 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
13390 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
13392 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
13394 (struct floatn_type_info): New structure type.
13395 (floatn_nx_types): New variable declaration.
13396 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
13397 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
13398 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
13399 * tree.c (floatn_nx_types): New variable.
13400 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
13401 corresponding complex types.
13402 * target.def (floatn_mode): New hook.
13403 * targhooks.c: Include "real.h".
13404 (default_floatn_mode): New function.
13405 * targhooks.h (default_floatn_mode): New prototype.
13406 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
13408 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
13409 effective-target and dg-add-options keywords.
13410 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
13411 Document new effective-target keywords.
13412 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
13413 * doc/tm.texi: Regenerate.
13414 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
13415 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
13416 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
13418 * real.h (struct real_format): Add field ieee_bits.
13419 * real.c (ieee_single_format, mips_single_format)
13420 (motorola_single_format, spu_single_format, ieee_double_format)
13421 (mips_double_format, motorola_double_format)
13422 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
13423 (ieee_extended_intel_128_format)
13424 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
13425 (mips_extended_format, ieee_quad_format, mips_quad_format)
13426 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
13427 (decimal_double_format, decimal_quad_format, ieee_half_format)
13428 (arm_half_format, real_internal_format: Initialize ieee_bits
13430 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
13431 float128_type_node. Set float80_type_node to float64x_type_node
13432 if appropriate and long_double_type_node not appropriate.
13433 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
13434 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
13435 Initialize ieee_bits field.
13436 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
13437 (rs6000_init_builtins): Set ieee128_float_type_node to
13438 float128_type_node.
13439 (rs6000_floatn_mode): New function.
13441 2016-08-19 Jakub Jelinek <jakub@redhat.com>
13443 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
13444 _rdseed64_step): Uglify argument names and/or local variable names
13445 in inline functions.
13446 * config/i386/rtmintrin.h (_xabort): Likewise.
13447 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
13448 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
13449 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
13450 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
13451 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
13452 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
13453 _mm_maskz_ternarylogic_epi32): Likewise.
13454 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
13455 __lwpins32, __lwpins64): Likewise.
13456 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
13457 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
13458 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
13459 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
13460 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
13461 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
13462 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
13463 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
13464 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
13465 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
13466 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
13467 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
13468 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
13469 _mm256_mask_i64gather_epi32): Likewise.
13470 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
13471 * config/i386/ia32intrin.h (__writeeflags): Likewise.
13472 * config/i386/pkuintrin.h (_wrpkru): Likewise.
13473 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
13474 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
13475 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
13476 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
13477 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
13478 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
13479 _mm512_mask_prefetch_i64scatter_ps): Likewise.
13480 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
13481 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
13482 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
13483 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
13484 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
13485 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
13486 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
13487 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
13489 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
13491 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
13492 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
13494 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
13495 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
13497 (_rdpkru_u32): Add space after function name.
13499 * config/i386/t-i386 (i386-c.o): Don't depend on
13500 i386-builtin-types.inc.
13501 (i386.o): Depend on i386-builtin-types.inc.
13503 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
13506 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
13507 Use const_vec_duplicate to check for duplicated elements.
13509 2016-08-19 Richard Biener <rguenther@suse.de>
13511 PR tree-optimization/77290
13512 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13513 Fix flag_tree_parallelize_loops check.
13515 2016-08-19 Richard Biener <rguenther@suse.de>
13517 * match.pd (x | 0 -> x): Add.
13519 2016-08-19 Richard Biener <rguenther@suse.de>
13521 PR tree-optimization/77286
13522 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13523 Deal with virtual PHIs being out-of-order.
13525 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13527 * doc/invoke.texi (fverbose-asm): Note that source code lines
13528 are emitted, and provide an example.
13529 * final.c (asm_show_source): New function.
13530 (final_scan_insn): Call asm_show_source.
13532 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13534 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
13535 param with diagnostic_kind.
13536 (class colorizer): Similarly replace field m_diagnostic with
13538 (colorizer::colorizer): Replace diagnostic
13539 param with diagnostic_kind.
13540 (colorizer::begin_state): Update for above field change.
13541 (layout::layout): Replace diagnostic param with rich_location *
13542 and diagnostic_kind.
13543 (diagnostic_show_locus): Replace diagnostic param with richloc
13544 and diagnostic_kind.
13545 (class selftest::test_diagnostic_context): New class.
13546 (selftest::test_diagnostic_show_locus_unknown_location): New
13548 (selftest::test_one_liner_simple_caret): New function.
13549 (selftest::test_one_liner_caret_and_range): New function.
13550 (selftest::test_one_liner_multiple_carets_and_ranges): New
13552 (selftest::test_one_liner_fixit_remove): New function.
13553 (selftest::test_one_liner_fixit_replace): New function.
13554 (selftest::test_diagnostic_show_locus_one_liner): New function.
13555 (selftest::diagnostic_show_locus_c_tests): Call the new test
13557 * diagnostic.c (diagnostic_initialize): Initialize
13558 colorize_source_p, show_ruler_p and parseable_fixits_p.
13559 (default_diagnostic_finalizer): Update for change to
13560 diagnostic_show_locus.
13561 (diagnostic_append_note): Likewise.
13562 * diagnostic.h (diagnostic_show_locus): Replace
13563 const diagnostic_info * param with location * and diagnostic_t.
13565 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13567 * input.c (saved_line_table): New global.
13568 (class selftest::temp_line_table): Rename to line_table_test and
13569 move declaration to selftest.h, and drop field m_old_line_table.
13570 (selftest::temp_line_table::temp_line_table): Rename ctor to...
13571 (selftest::line_table_test::line_table_test): ...this. Add a
13572 default ctor. Store current value of line_table within
13574 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
13575 (selftest::line_table_test::~line_table_test): ...this, and
13576 restore line_table from the saved_line_table, rather than
13578 (selftest::test_accessing_ordinary_linemaps): Update for above
13580 (selftest::test_lexer): Likewise.
13581 (struct selftest::lexer_test): Likewise.
13582 (selftest::lexer_test::lexer_test): Likewise.
13583 (selftest::input_c_tests): Move the looping over test cases from
13585 (selftest::for_each_line_table_case): New function.
13586 * input.h (saved_line_table): New decl.
13587 * selftest.h (struct selftest::line_table_case): New forward decl.
13588 (class selftest::line_table_test): New class, moved here from
13589 selftest::temp_line_table in input.c, and renamed.
13590 (selftest::for_each_line_table_case): New decl.
13592 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
13595 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
13597 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
13599 PR middle-end/70895
13600 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
13601 enclosing parallel construct for reduction variables on OpenACC loop
13604 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
13606 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
13607 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
13609 (function_to_dwarf_procedure): Update comment.
13611 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13613 * input.c (diagnostics_file_cache_forcibly_evict_file): New
13615 * input.h (diagnostics_file_cache_forcibly_evict_file): New
13617 * selftest.c (selftest::temp_source_file::~temp_source_file):
13618 Evict m_filename from the diagnostic file cache.
13620 2016-08-18 Richard Biener <rguenther@suse.de>
13622 * tree-pass.h (make_pass_materialize_all_clones): Declare.
13623 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
13624 make_pass_materialize_all_clones): New simple IPA pass encapsulating
13625 clone materialization.
13626 * passes.def (all_late_ipa_passes): Start with
13627 pass_materialize_all_clones.
13628 * cgraphunit.c (symbol_table::compile): Remove call to
13629 materialize_all_clones.
13630 * tree-into-ssa.c: Include statistics.h.
13631 (update_ssa): Count number of times we do incremental/rewrite
13634 2016-08-18 Richard Biener <rguenther@suse.de>
13636 PR tree-optimization/77282
13637 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13638 When doing auto-parallelizing also prevent use of PHIs that
13639 carry dependences across loop backedges.
13641 2016-08-18 Tamar Christina <tamar.christina@arm.com>
13642 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13644 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
13646 2016-08-18 Richard Biener <rguenther@suse.de>
13648 * ssa-iterators.h (ssa_vuse_operand): New inline.
13649 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
13650 (predicate_all_scalar_phis): Use remove_phi_node to remove
13651 phi nodes predicated. Delay removing virtual PHIs.
13652 (predicate_mem_writes): Update virtual operands.
13653 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
13654 (tree_if_conversion): Do not rewrite virtual SSA form.
13655 * tree-phinodes.c (release_phi_node): Make static.
13656 * tree-phinodes.h (release_phi_node): Remove.
13658 2016-08-18 Jakub Jelinek <jakub@redhat.com>
13660 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
13661 codes that appear in bdesc_* arrays, instead include i386-builtin.def
13662 twice to define those.
13663 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
13664 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
13665 bdesc_multi_arg): Define by including i386-builtin.def the third time.
13666 * config/i386/i386-builtin.def: New file.
13668 2016-08-17 David Malcolm <dmalcolm@redhat.com>
13670 * input.c (get_source_range_for_char): Rename to...
13671 (selftest::get_source_range_for_char): ...this, and move within
13672 the #if CHECKING_P guard.
13673 (get_num_source_ranges_for_substring): Rename to...
13674 (selftest::get_num_source_ranges_for_substring): ...this, move
13675 within the #if CHECKING_P guard, and make static.
13676 (selftest::assert_num_substring_ranges): Initialize
13679 2016-08-18 Alan Modra <amodra@gmail.com>
13681 PR rtl-optimization/72771
13682 * reload.c (find_reloads): Don't assume that a subreg mem is OK
13683 when find_reloads_toplev returns address_reloaded==-1.
13684 (alternative_allows_const_pool_ref): Update comment.
13686 2015-08-17 Alan Hayward <alan.hayward@arm.com>
13688 PR tree-optimization/71752
13689 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
13690 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
13692 2016-08-17 Jakub Jelinek <jakub@redhat.com>
13694 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
13695 instead of testing ECF_NORETURN bit in gimple_call_flags.
13696 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
13697 * predict.c (tree_bb_level_predictions): Likewise.
13698 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
13700 PR middle-end/77259
13701 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
13702 turning a call into __builtin_unreachable-like noreturn call, adjust
13703 gimple_call_set_fntype.
13704 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
13705 gimple_call_fntype has void return type.
13707 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
13709 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
13710 maybe_lookup_decl, to handle nested acc loop directives.
13712 2016-08-17 Richard Biener <rguenther@suse.de>
13714 PR tree-optimization/76490
13715 * tree-vrp.c (update_value_range): Preserve overflow infinities
13716 when intersecting with ranges from get_range_info.
13717 (operand_less_p): Handle overflow infinities correctly.
13718 (value_range_constant_singleton): Use vrp_operand_equal_p
13719 to handle overflow max/min correctly.
13720 (vrp_valueize): Likewise.
13721 (union_ranges): Likewise.
13722 (intersect_ranges): Likewise.
13723 (vrp_visit_phi_node): Improve iteration limitation to only
13724 apply when we'll possibly re-visit the PHI via a changed argument
13727 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
13729 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
13730 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
13731 rather than those that should not be built.
13733 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
13736 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
13738 2016-08-17 Richard Biener <rguenther@suse.de>
13740 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
13741 (verify_vssa): New function verifying virtual SSA form.
13742 (verify_ssa): Call it.
13743 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
13744 Do not apply loop-closed SSA handling to virtuals.
13745 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
13746 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
13747 when rewriting their symbol.
13748 (prepare_def_site_for): Likewise.
13749 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
13750 operands of moved stmts.
13752 2016-08-17 Richard Biener <rguenther@suse.de>
13754 PR tree-optimization/23855
13755 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
13756 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
13757 find guards to hoist. Do not update SSA form but rewrite virtuals
13758 into loop closed SSA.
13759 (find_loop_guard): Adjust to skip already hoisted guards. Do
13760 not mark virtuals for renaming or update SSA form.
13762 2016-08-17 Martin Liska <mliska@suse.cz>
13764 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
13765 a LONG_LONG_TYPE_SIZE comparison.
13766 * gcov-io.h: Remove macro definitions.
13767 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
13768 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
13771 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13773 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
13774 that builtins not mentioned in bdesc_* arrays come first, then
13775 the ones mentioned in bdesc_* arrays in the order they appear in
13776 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
13777 IX86_BUILTIN__BDESC_*_LAST enumerator.
13778 (bdesc_mpx): Fix up a comment typo.
13779 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
13780 __builtin_ia32_vpcomneu[bwdq] builtins.
13781 (BDESC_VERIFY, BDESC_VERIFYS): Define.
13782 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
13783 enum ix86_builtins ordering.
13784 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
13785 for direct bdesc_* array member access instead of searching all the
13786 arrays until an fcode match is found.
13788 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
13790 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
13791 pattern as define_insn_and_split. Split insn before reload to
13793 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
13794 <shift_insn><mode>3_1.
13795 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
13796 <rotate_insn><mode>3_1.
13798 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13801 * input.c (get_source_range_for_substring): Rename to...
13802 (get_source_location_for_substring): ...this, adding param
13803 "caret_idx", and converting output param from source_range * to
13805 (get_source_range_for_char): New function.
13806 (get_num_source_ranges_for_substring): Update comment to reflect
13808 (assert_char_at_range): Update to use get_source_range_for_char
13809 rather than get_source_range_for_substring.
13810 (test_lexer_string_locations_concatenation_2): Likewise.
13811 * substring-locations.h (get_source_range_for_substring): Rename
13813 (get_source_location_for_substring): ...this, and adding param
13814 "caret_idx", and converting output param from source_range * to
13817 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13819 * input.c (class selftest::temp_source_file): Move to
13821 (selftest::temp_source_file::temp_source_file): Move to
13823 (selftest::temp_source_file::~temp_source_file): Likewise.
13824 * selftest.c (selftest::temp_source_file::temp_source_file): Move
13826 (selftest::temp_source_file::~temp_source_file): Likewise.
13827 * selftest.h (class selftest::temp_source_file): Move here from
13830 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13833 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
13834 inlining, add cgraph edge for the added __builtin_unreachable call.
13836 PR middle-end/67485
13837 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
13838 only cast it to SHWI for the final comparison.
13840 2016-08-16 Martin Liska <mliska@suse.cz>
13842 PR gcov-profile/36412
13843 * doc/gcov.texi: Document --hash-filenames(-x).
13844 * gcov.c (print_usage): Add the option.
13845 (process_args): Process the option, sort options alphabetically.
13846 (md5sum_to_hex): New function.
13847 (make_gcov_file_name): Do the md5sum and append it to a
13850 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13852 PR tree-optimization/69848
13853 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
13854 and swtich operands to avoid additional NOT instruction.
13855 (vcond<v_cmp_mixed><mode>): Ditto.
13856 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13858 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
13860 * doc/install.texi (*-*-solaris2*): Adjust latest change.
13862 2016-08-16 Richard Biener <rguenther@suse.de>
13864 PR tree-optimization/76783
13865 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
13866 BB visited flags at start.
13868 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13870 PR tree-optimization/72817
13871 PR tree-optimization/73450
13872 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
13873 multiple_of_p for adjusted IV.base.
13875 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
13878 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
13879 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
13880 for !flag_finite_math_only or flag_signed_zeros.
13881 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
13882 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
13883 depend on flag_finite_math_only.
13884 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
13886 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
13887 (*ieee_smin<mode>3): Ditto.
13888 (*ieee_smax<mode>3): Ditto.
13889 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
13890 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
13892 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
13893 depend on flag_finite_math_only.
13894 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
13895 (*mmx_<code>v2sf3): Remove.
13896 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
13897 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
13898 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
13900 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
13902 PR rtl-optimization/73650
13903 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
13904 it is not a simple move.
13906 2016-08-15 Martin Liska <mliska@suse.cz>
13909 * gcc.c (do_spec_1): Call save_string with the right size.
13910 (save_string): Do an assert about string we copy.
13912 2016-08-15 Richard Biener <rguenther@suse.de>
13914 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
13915 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
13917 (pass_data_stv): Likewise.
13919 2016-08-15 Richard Biener <rguenther@suse.de>
13921 PR tree-optimization/73434
13922 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
13923 TBAA info on the base when forwarding a non-invariant address.
13925 2016-08-15 Jakub Jelinek <jakub@redhat.com>
13927 * dwarf2out.c (struct checksum_attributes): Add
13928 at_string_length_bit_size and at_string_length_byte_size fields.
13929 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
13930 and DW_AT_string_length_byte_size.
13931 (die_checksum_ordered): Handle at_string_length_bit_size and
13932 at_string_length_byte_size.
13933 (gen_array_type_die): For dwarf_version >= 5 emit
13934 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13935 (adjust_string_types): For dwarf_version >= 5 remove
13936 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13937 (resolve_addr): Likewise.
13940 * dwarf2out.c (string_types): New variable.
13941 (gen_array_type_die): Change early_dwarf handling of
13942 DW_AT_string_length, create DW_OP_call4 referencing the
13943 length var temporarily. Handle parameters that are pointers
13945 (adjust_string_types): New function.
13946 (gen_subprogram_die): Temporarily set string_types to local var,
13947 call adjust_string_types if needed.
13948 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
13950 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
13952 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
13954 * doc/install.texi (*-*-solaris2*): Fix version number and document
13955 requirement on GNU make for building libjava with the Solaris linker.
13957 2016-08-15 Martin Liska <mliska@suse.cz>
13958 Jakub Jelinek <jakub@redhat.com>
13960 PR tree-optimization/72824
13961 * tree-loop-distribution.c (const_with_all_bytes_same)
13962 <case VECTOR_CST>: Fix a typo.
13964 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
13967 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
13968 Renamed from _mm512_undefined_si512.
13969 (_mm_undefined_si512): New definition.
13971 2016-08-13 Richard Biener <rguenther@suse.de>
13973 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
13974 into PHIs and update the lattice for its def.
13976 2016-08-12 Jakub Jelinek <jakub@redhat.com>
13979 * ubsan.c (instrument_si_overflow): Pass true instead of false
13981 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
13982 of bbs. Return TODO_cleanup_cfg if any returned true.
13984 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13986 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
13987 ISA 3.0 MTVSRDD instruction.
13988 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
13991 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
13993 PR tree-optimization/71083
13994 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
13995 bitfield access when possible.
13997 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
13999 PR middle-end/71654
14000 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
14001 sign-changing cast from a shorter unsigned type to a wider
14004 2016-08-12 Jakub Jelinek <jakub@redhat.com>
14006 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
14007 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
14008 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
14010 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14012 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
14013 Correct costs for vec_construct.
14015 2016-08-12 Bin Cheng <bin.cheng@arm.com>
14017 PR tree-optimization/69848
14018 * tree-vectorizer.h (enum vect_def_type): New condition reduction
14019 type CONST_COND_REDUCTION.
14020 * tree-vect-loop.c (vectorizable_reduction): Support new condition
14021 reudction type CONST_COND_REDUCTION.
14023 2016-08-12 Richard Biener <rguenther@suse.de>
14025 PR tree-optimization/57326
14026 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
14027 returning an SSA name.
14028 (phi_translate_1): When fully_constant_expression returns a NAME
14029 make sure we have a leader for it.
14031 2016-08-12 Martin Liska <mliska@suse.cz>
14032 Adam Fineman <afineman@afineman.com>
14034 * gcov.c (process_file): Create .gcov file when .gcda
14037 2016-08-12 Marek Polacek <polacek@redhat.com>
14040 * alias.c (find_base_value): Adjust fall through comment.
14041 * cfgexpand.c (expand_debug_expr): Likewise.
14042 * combine.c (find_split_point): Likewise.
14043 (expand_compound_operation): Likewise. Add FALLTHRU.
14044 (make_compound_operation): Adjust fall through comment.
14045 (canon_reg_for_combine): Add FALLTHRU.
14046 (force_to_mode): Adjust fall through comment.
14047 (simplify_shift_const_1): Likewise.
14048 (simplify_comparison): Likewise.
14049 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
14051 * config/aarch64/predicates.md: Likewise.
14052 * config/i386/i386.c (function_arg_advance_32): Likewise.
14053 (ix86_gimplify_va_arg): Likewise.
14054 (print_reg): Likewise.
14055 (ix86_print_operand): Likewise.
14056 (ix86_build_const_vector): Likewise.
14057 (ix86_expand_branch): Likewise.
14058 (ix86_sched_init_global): Adjust fall through comment.
14059 (ix86_expand_args_builtin): Add FALLTHRU.
14060 (ix86_expand_builtin): Likewise.
14061 (ix86_expand_vector_init_one_var): Likewise.
14062 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
14063 (rs6000_adjust_cost): Likewise.
14064 (insn_must_be_first_in_group): Likewise.
14065 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
14066 * dbxout.c (dbxout_symbol): Adjust fall through comment.
14067 * df-scan.c (df_uses_record): Likewise.
14068 * dojump.c (do_jump): Add FALLTHRU.
14069 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
14071 (resolve_args_picking_1): Adjust fall through comment.
14072 (loc_list_from_tree_1): Likewise.
14073 * expmed.c (make_tree): Likewise.
14074 * expr.c (expand_expr_real_2): Add FALLTHRU.
14075 (expand_expr_real_1): Likewise. Adjust fall through comment.
14076 * fold-const.c (const_binop): Adjust fall through comment.
14077 (fold_truth_not_expr): Likewise.
14078 (fold_cond_expr_with_comparison): Add FALLTHRU.
14079 (fold_binary_loc): Likewise.
14080 (contains_label_1): Adjust fall through comment.
14081 (multiple_of_p): Likewise.
14082 * gcov-tool.c (process_args): Add FALLTHRU.
14083 * genattrtab.c (check_attr_test): Likewise.
14084 (write_test_expr): Likewise.
14085 * genconfig.c (walk_insn_part): Likewise.
14086 * genpreds.c (validate_exp): Adjust fall through comment.
14087 (needs_variable): Likewise.
14088 * gensupport.c (get_alternatives_number): Add FALLTHRU.
14089 (subst_dup): Likewise.
14090 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
14091 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
14092 (gimplify_scan_omp_clauses): Add FALLTHRU.
14093 (goa_stabilize_expr): Likewise.
14094 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
14096 * hsa-gen.c (get_address_from_value): Likewise.
14097 * ipa-icf.c (sem_function::hash_stmt): Likewise.
14098 * ira.c (ira_setup_alts): Add FALLTHRU.
14099 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
14101 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
14102 * opts.c (common_handle_option): Likewise.
14103 * read-rtl.c (read_rtx_code): Likewise.
14104 * real.c (round_for_format): Likewise.
14105 * recog.c (asm_operand_ok): Likewise.
14106 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
14107 * reload1.c (set_label_offsets): Likewise.
14108 (eliminate_regs_1): Likewise.
14109 (reload_reg_reaches_end_p): Likewise.
14110 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
14111 (rtx_cost): Likewise.
14112 * sched-rgn.c (is_exception_free): Likewise.
14113 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
14114 * stor-layout.c (int_mode_for_mode): Likewise.
14115 * toplev.c (print_to_asm_out_file): Likewise.
14116 (print_to_stderr): Likewise.
14117 * tree-cfg.c (gimple_verify_flow_info): Likewise.
14118 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
14119 (chrec_fold_multiply): Likewise.
14120 (evolution_function_is_invariant_rec_p): Likewise.
14121 (for_each_scev_op): Likewise.
14122 * tree-data-ref.c (siv_subscript_p): Likewise.
14123 (get_references_in_stmt): Likewise.
14124 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
14125 (substitute_in_expr): Likewise.
14126 (type_cache_hasher::equal): Likewise.
14127 (walk_type_fields): Likewise.
14128 * var-tracking.c (adjust_mems): Add FALLTHRU.
14129 (set_dv_changed): Adjust fall through comment.
14130 * varasm.c (default_function_section): Add FALLTHRU.
14132 2016-08-12 Marek Polacek <polacek@redhat.com>
14135 * tree-complex.c (expand_complex_division): Add missing break.
14137 2016-08-12 Richard Biener <rguenther@suse.de>
14139 * passes.c (execute_todo): Do not push/pop TV_TODO.
14140 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
14141 (execute_one_pass): Likewise.
14142 * common.opt (ftime-report-details): New switch.
14143 * doc/invoke.texi (ftime-report-details): Document.
14144 * timevar.h (timer::print_row): Adjust signature.
14145 (timer::all_zero): New static helper.
14146 (timer::child_map_t): New typedef.
14147 (timer::time_var_def): Add children field.
14148 * timevar.c (timer::named_items::print): Adjust.
14149 (timer::~timer): Free timevar recorded children.
14150 (timer::pop_internal): When -ftime-report-details record
14151 time spent in sub-timevars.
14152 (timer::print_row): Adjust.
14153 (timer::print): Print sub-timevar stats, use all_zero.
14154 * timevar.def (TV_TODO): Remove.
14156 2016-08-12 Richard Biener <rguenther@suse.de>
14158 PR tree-optimization/72851
14159 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
14160 worklists to use bitmaps indexed in execution order.
14161 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
14162 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
14163 (cfg_blocks): Make a bitmap.
14164 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
14166 (cfg_blocks_empty_p): Adjust.
14167 (cfg_blocks_add): Likewise.
14168 (cfg_blocks_get): Likewise.
14169 (add_ssa_edge): Likewise.
14170 (add_control_edge): Likewise.
14171 (simulate_stmt): Likewise.
14172 (process_ssa_edge_worklist): Likewise.
14173 (simulate_block): Likewise.
14174 (ssa_prop_init): Compute PRE order and stmt UIDs.
14175 (ssa_prop_fini): Adjust.
14176 (ssa_propagate): Adjust.
14178 2016-08-12 Richard Biener <rguenther@suse.de>
14180 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
14181 the currently executable edges have fixed ranges. Always
14182 go through update_value_range.
14184 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
14188 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
14189 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
14190 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
14191 (LANG_HOOKS_DECLS): Add it.
14192 * langhooks.h (struct lang_hooks_for_decls): Add
14193 function_decl_defaulted. Const_tree-ify
14194 function_decl_explicit_p and function_decl_deleted_p.
14195 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
14196 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
14197 also at strict DWARF v5.
14200 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
14201 TYPE_QUAL_CONST in reference-typed decls.
14204 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
14205 in DW_OP_pieces, just enough to handle pointers to member
14207 (gen_remaining_tmpl_value_param_die_attribute): Use a location
14208 expression on DWARFv5 if a constant value doesn't work.
14210 2016-08-11 David Malcolm <dmalcolm@redhat.com>
14212 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
14213 * selftest.c (selftest::test_assertions): New function.
14214 (selftest::selftest_c_tests): New function.
14215 * selftest.h (selftest::selftest_c_tests): New declaration.
14217 2016-08-11 Richard Biener <rguenther@suse.de>
14218 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14220 PR rtl-optimization/72855
14221 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
14223 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14226 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
14227 (vsx_store_<mode>): Likewise.
14229 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
14231 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
14232 TImode CONST_WIDE_INT store.
14233 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
14235 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
14237 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
14238 mode if unaligned SSE load and store are optimal.
14240 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
14242 PR tree-optimization/71083
14243 * tree-predcom.c (ref_at_iteration): Correctly align the
14246 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14248 * config/s390/s390-builtin-types.def: Add INT128 types.
14249 * config/s390/s390-builtins.def: Add INT128 variants for the add
14250 sub low-level builtins dealing with TImode.
14251 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
14252 via subreg when expanding a builtin.
14253 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
14254 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
14256 * config/s390/vecintrin.h: Adjust builtin names accordingly.
14257 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
14258 ("vec_addc<mode>", "vec_addc_u128"): Merge to
14259 "vacc<bhfgq>_<mode>".
14260 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
14261 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
14262 ("vec_subc<mode>", "vec_subc_u128"): Merge to
14263 "vscbi<bhfgq>_<mode>".
14264 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
14265 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
14267 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14269 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
14271 2016-08-11 Bin Cheng <bin.cheng@arm.com>
14273 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
14274 unused declaration.
14275 (vcond<v_cmp_mixed><mode>): Ditto.
14276 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
14278 2016-08-11 Bin Cheng <bin.cheng@arm.com>
14280 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
14281 variable explicitly, also assert on it before use.
14283 2016-08-11 Richard Biener <rguenther@suse.de>
14285 PR tree-optimization/72772
14286 * cfgloopmanip.c (create_preheader): Use split_edge if there
14287 is a single loop entry, avoiding degenerate PHIs.
14289 2016-08-11 Richard Biener <rguenther@suse.de>
14291 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
14292 unconditional TODO_cleanup_cfg.
14293 (pass_thread_jumps::execute): Initialize loops, perform a CFG
14294 cleanup only if we threaded a jump.
14296 2016-08-11 Alan Modra <amodra@gmail.com>
14299 * lra-constraints.c (simplify_operand_subreg): Allow subreg
14300 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
14301 slow. Emit two reloads for slow mem case, first loading in
14302 fast innermode, then converting to required mode.
14304 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
14306 * config/rs6000/altivec.h (vec_extract_exp): New macro.
14307 (vec_extract_sig): New macro.
14308 (vec_insert_exp): New macro.
14309 (vec_test_data_class): New macro.
14310 (scalar_extract_exp): New macro.
14311 (scalar_extract_sig): New macro.
14312 (scalar_insert_exp): New macro.
14313 (scalar_test_data_class): New macro.
14314 (scalar_test_neg): New macro.
14315 (scalar_cmp_exp_gt): New macro.
14316 (scalar_cmp_exp_lt): New macro.
14317 (scalar_cmp_exp_eq): New macro.
14318 (scalar_cmp_exp_unordered): New macro.
14319 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
14320 to enforce constraint that operand is a 7-bit unsigned literal.
14321 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
14322 for power9 built-ins.
14323 (BU_P9V_VSX_2): Likewise.
14324 (BU_P9V_64BIT_VSX_2): Likewise.
14325 (VSEEDP): Add scalar extract exponent support.
14326 (VSEESP): Add scalar extract signature support.
14327 (VSTDCNDP): Add scalar test negative support.
14328 (VSTDCNSP): Likewise.
14329 (VSIEDP): Add scalar insert exponent support.
14330 (VSCEDPGT): Add scalar compare exponent greater than support.
14331 (VSCEDPLT): Add scalar compare exponent less than support.
14332 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
14333 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
14334 (VSTDCDP): Add scalar test data class support.
14335 (VSTDCSP): Likewise.
14336 (VSEEDP): Add overload support for scalar extract exponent
14338 (VSESDP): Add overload support for scalar extract signature
14340 (VSTDCN): Add overload support for scalar test negative
14342 (VSTDCNDP): Add overload support for scalar test negative
14344 (VSTDCNSP): Add overload support for scalar test negative
14346 (VSIEDP): Add overload support for scalar insert exponent
14348 (VSTDC): Add overload support for scalar test data class
14350 (VSTDCDP): Add overload support for scalar test data class
14352 (VSTDCSP): Add overload support for scalar test data class
14354 (VSCEDPGT): Add overload support for scalar compare exponent
14355 greater than operation.
14356 (VSCEDPLT): Add overload support for scalar compare exponent
14357 less than operation.
14358 (VSCEDPEQ): Add overload support for scalar compare exponent
14359 test-for-equality operation.
14360 (VSCEDPUO): Add overload support for scalar compare exponent
14361 test-for-unordered operation.
14362 (VEEDP): Add vector extract exponent support.
14364 (VESDP): Add vector extract significand support.
14366 (VIEDP): Add vector insert exponent support.
14368 (VTDCDP): Add vector test data class support.
14369 (VTDCSP): Likewise.
14370 (VES): Add overload support for vector extract significand operation.
14373 (VEE): Add overload support for vector extract exponent operation.
14376 (VTDC): Add overload support for vector test data class operation.
14377 (VTDCDP): Likewise.
14378 (VTDCSP): Likewise.
14379 (VIE): Add overload support for vector insert exponent operation.
14382 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14383 overloaded binary floating point functions.
14384 (altivec_resolve_overloaded_builtin): Improve error messages to
14385 distinguish between functions not supported in the current
14386 compiler configuration and functions that were invoked with an
14387 invalid parameter combination, and include the built-in function
14388 name in both error messages.
14389 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
14391 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
14393 (rs6000_expand_binop_builtin): Add check to enforce that argument
14394 2 of the test data class operations is a 7-bit unsigned literal.
14395 (rs6000_invalid_builtin): Add code to issue an error message if a
14396 built-in function that requires the power9_vector and -m32
14397 command-line options is compiled without these options.
14398 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
14399 (UNSPEC_VSX_SXSIGDP): New value.
14400 (UNSPEC_VSX_SXSIGPDP): New value.
14401 (UNSPEC_VSX_SIEXPDP): New value.
14402 (UNSPEC_VSX_SCMPEXPDP): New value.
14403 (UNSPEC_VSX_STSTDC): New value.
14404 (UNSPEC_VSX_VXEXP): New value.
14405 (UNSPEC_VSX_VXSIG): New value.
14406 (UNSPEC_VSX_VIEXP): New value.
14407 (UNSPEC_VSX_VTSTDC): New value.
14408 (xsxexpdp): New insn for scalar extract exponent.
14409 (xsxsigdp): New insn for scalar extract significand.
14410 (xsiexpdp): New insn for scalar insert exponent.
14411 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
14412 (*xscmpexpdp): New insn for scalar compare exponents.
14413 (xststdc<Fvsx): New expansion for both single- and
14414 double-precision scalar test data class operations.
14415 (xststdcneg<Fvsx>): New expansion for both single- and
14416 double-precision scalar test for negative value operations.
14417 (*xststdc<Fvsx>): New insn for scalar test data class
14419 (xvxexp<VSs>): New insn for single- and double-precision
14420 vector extract exponent operation.
14421 (xvxsig<VSs>): New insn for single- and double-precision
14422 vector extract significand operation.
14423 (xviexp<VSs>): New insn for single- and double-precision
14424 vector insert exponent operation.
14425 (xvtstdc<VSs>): New insn for single- and double-precision
14426 vector test data class operation.
14427 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14428 built-in functions to represent the Power9 binary floating-point
14429 support instructions.
14431 2016-08-10 bin cheng <bin.cheng@arm.com>
14433 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
14435 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
14436 Renlin Li <renlin.li@arm.com>
14437 Bin Cheng <bin.cheng@arm.com>
14439 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
14440 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
14441 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
14442 (aarch64_vcond_internal<mode><mode>): Delete pattern.
14443 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
14444 (vcond<v_cmp_result><mode>): Ditto.
14445 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
14446 (vcondu<mode><mode>): Ditto.
14447 (vcond<v_cmp_mixed><mode>): New pattern.
14448 (vcondu<mode><v_cmp_mixed>): New pattern.
14449 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
14450 of aarch64_vcond_internal.
14452 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
14453 Renlin Li <renlin.li@arm.com>
14454 Bin Cheng <bin.cheng@arm.com>
14456 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
14457 (vec_cmp<mode><v_cmp_result>): New pattern.
14458 (vec_cmpu<mode><mode>): New pattern.
14459 (vcond_mask_<mode><v_cmp_result>): New pattern.
14461 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14463 PR tree-optimization/71734
14464 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
14465 REF_LOOP, invoke ref_indep_loop_p_1.
14466 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
14467 to ref_indep_loop_p.
14468 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
14469 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
14470 is inside LOOP, do not cache dpendence value for loops with
14472 (ref_indep_loop_p_2): Delete function.
14473 (can_sm_ref_p): Pass LOOP as additional argument to
14476 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
14479 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
14480 being an offsettable address.
14482 2016-08-10 Martin Liska <mliska@suse.cz>
14484 PR gcov-profile/58306
14485 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
14486 atomic variants of profile update functions.
14488 2016-08-10 Martin Liska <mliska@suse.cz>
14490 Cherry picked (and modified) from google-4_7 branch
14491 2012-12-26 Rong Xu <xur@google.com>
14492 * common.opt (fprofile-update): Add new flag.
14493 * coretypes.h: Define enum profile_update.
14494 * doc/invoke.texi: Document -fprofile-update.
14495 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
14496 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
14497 * tree-profile.c (gimple_init_edge_profiler): Generate
14498 also atomic profiler update.
14499 (gimple_gen_edge_profiler): Likewise.
14501 2016-08-10 David Malcolm <dmalcolm@redhat.com>
14503 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
14504 stack_usage_file to NULL after fclose calls.
14506 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14509 * reload.c (push_reload): Compute subreg_in_class for
14510 subregs of constants and plus expressions. Remove special
14511 handling of SYMBOL_REFs.
14513 2016-08-10 Alan Modra <amodra@gmail.com>
14516 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
14517 SImode for TARGET_E500_DOUBLE when given SImode.
14519 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
14521 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
14522 unused variable __O.
14524 2016-08-09 Martin Liska <mliska@suse.cz>
14526 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
14527 _gcov_reset to __gcov_reset.
14528 * doc/gcov-tool.texi: Fix typo.
14530 2016-08-09 Martin Liska <mliska@suse.cz>
14532 * value-prof.c (gimple_divmod_values_to_profile): Do not
14533 instrument MOD histogram if a value is not a SSA name.
14535 2016-08-09 Martin Liska <mliska@suse.cz>
14537 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
14540 2016-08-09 Renlin Li <renlin.li@arm.com>
14542 PR middle-end/64971
14543 * calls.c (prepare_call_address): Convert funexp to Pmode when
14545 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
14546 (sibcall_value): Likewise.
14548 2016-08-09 Marek Polacek <polacek@redhat.com>
14551 * cselib.c (cselib_expand_value_rtx_1): Add return.
14552 * gengtype.c (dbgprint_count_type_at): Likewise.
14553 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
14554 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
14556 2016-08-09 Martin Jambor <mjambor@suse.cz>
14559 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
14560 if instance is a MEM_REF.
14562 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
14565 * config/i386/i386.md (*movtf_internal): Use
14566 lra_in_progress || reload_completed instead of !can_create_pseudo_p
14567 in the insn constraint.
14568 (*movxf_internal): Ditto.
14569 (*movdf_internal): Ditto.
14570 (*movsf_internal): Ditto.
14572 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14574 PR tree-optimization/72772
14575 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
14578 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14580 PR tree-optimization/72772
14581 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
14583 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
14584 parameter STOP and update calls. Move expand_simple_operations
14585 function call from here...
14586 (simplify_using_initial_conditions): ...to here. Delete parameter
14588 (tree_simplify_using_condition): Delete parameter STOP.
14589 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
14590 simplify_using_initial_conditions.
14592 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
14595 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
14596 Use create_tmp_var_raw instead of create_tmp_var.
14598 2016-08-09 Richard Biener <rguenther@suse.de>
14600 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
14601 Treat same SSA names related.
14603 2016-08-09 Jakub Jelinek <jakub@redhat.com>
14605 PR tree-optimization/72824
14606 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
14607 real_zerop is not negative.
14609 2016-08-09 Richard Biener <rguenther@suse.de>
14611 PR tree-optimization/71802
14612 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
14613 all merge opportunities with the predecessor.
14615 2016-08-09 Richard Biener <rguenther@suse.de>
14618 * ipa-prop.c (ipa_modify_formal_parameters): Build
14619 parameter types with natural alignment also for the
14622 2016-08-08 Andi Kleen <ak@linux.intel.com>
14624 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
14626 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14629 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
14630 do-nothing langhook.
14631 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
14632 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
14633 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
14634 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
14636 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14639 * input.c: Ensure that HAVE_ICONV is defined.
14641 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14643 PR middle-end/72781
14644 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
14645 private vars for lastprivate and for linear iterator.
14647 PR middle-end/68762
14648 * omp-simd-clone.c: Include varasm.h.
14649 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
14650 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
14651 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
14652 update function name.
14654 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14656 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
14657 (avr_diagnose_devicespecs_error): Remove.
14658 (avr_devicespecs_file): Remove composing absolute path for specfile
14659 and its verbose info. Remove conditions to check specs-file,
14661 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14663 PR rtl-optimization/72821
14664 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
14665 just return false for them.
14667 2016-08-08 Alan Modra <amodra@gmail.com>
14670 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
14671 toc refs created during reload. Update function comment.
14673 2016-08-08 Alan Modra <amodra@gmail.com>
14676 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
14677 alternatives. Put loads first, then stores, and reg/reg moves
14678 within same class later. Delete attr length.
14680 2016-08-08 Alan Modra <amodra@gmail.com>
14683 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
14684 (mem_operand_ds_form): New predicate.
14685 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
14686 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
14687 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
14688 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
14689 (extendsfdf2_fpr): Replace o constraint with wY.
14691 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
14693 * tree-ssa-threadbackward.c: Include tree-inline.h
14694 (profitable_jump_thread_path): Use estimate_num_insns to estimate
14695 size of copied block; for cold paths reduce duplication.
14696 (find_jump_threads_backwards): Remove redundant tests.
14697 (pass_thread_jumps::gate): Enable for -Os.
14699 2016-08-07 Jakub Jelinek <jakub@redhat.com>
14702 * stor-layout.c (layout_decl): Fix up formatting.
14703 (relayout_decl): Allow DECL to be FIELD_DECL.
14705 2016-08-07 Alan Modra <amodra@gmail.com>
14707 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
14709 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
14711 * data-streamer-in.c (streamer_read_wide_int): New.
14712 (streamer_read_widest_int): Renamed function.
14713 * data-streamer-out.c (streamer_write_wide_int): New
14714 (streamer_write_widest_int): Renamed function.
14715 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
14717 (input_cfg): Call renamed function.
14718 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
14720 (output_cfg): Call renamed function.
14721 * data-streamer.h: Add declarations.
14723 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14725 * tree-ssa-ccp.c (extend_mask): New param sgn.
14726 Remove ORing with wi::mask.
14727 (get_default_value): Adjust call to extend_mask to pass sign.
14728 (evaluate_stmt): Likewise.
14730 2016-08-06 Jakub Jelinek <jakub@redhat.com>
14732 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
14735 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14737 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
14738 transform if operand's type is pointer to function or method.
14740 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14742 PR tree-optimization/18046
14743 * tree-ssa-threadedge.c: Include cfganal.h.
14744 (simplify_control_statement_condition): If simplifying a
14745 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
14746 with the dominating ASSERT_EXPR before handing it off to VRP.
14747 Mention that a CASE_LABEL_EXPR may be returned.
14748 (thread_around_empty_blocks): Adjust to handle
14749 simplify_control_statement_condition() returning a
14751 (thread_through_normal_block): Likewise.
14752 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
14753 a switch statement by trying to determine which case label
14756 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
14758 PR rtl-optimization/69847
14759 * lra-constraints.c (process_invariant_for_inheritance): Save
14760 pattern instead of src.
14761 (remove_inheritance_pseudos): Use the pattern. Add assert.
14763 2016-08-05 David Malcolm <dmalcolm@redhat.com>
14765 * input.c (string_concat::string_concat): New constructor.
14766 (string_concat_db::string_concat_db): New constructor.
14767 (string_concat_db::record_string_concatenation): New method.
14768 (string_concat_db::get_string_concatenation): New method.
14769 (string_concat_db::get_key_loc): New method.
14770 (class auto_cpp_string_vec): New class.
14771 (get_substring_ranges_for_loc): New function.
14772 (get_source_range_for_substring): New function.
14773 (get_num_source_ranges_for_substring): New function.
14774 (class selftest::lexer_test_options): New class.
14775 (struct selftest::lexer_test): New struct.
14776 (class selftest::ebcdic_execution_charset): New class.
14777 (selftest::ebcdic_execution_charset::s_singleton): New variable.
14778 (selftest::lexer_test::lexer_test): New constructor.
14779 (selftest::lexer_test::~lexer_test): New destructor.
14780 (selftest::lexer_test::get_token): New method.
14781 (selftest::assert_char_at_range): New function.
14782 (ASSERT_CHAR_AT_RANGE): New macro.
14783 (selftest::assert_num_substring_ranges): New function.
14784 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
14785 (selftest::assert_has_no_substring_ranges): New function.
14786 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
14787 (selftest::test_lexer_string_locations_simple): New function.
14788 (selftest::test_lexer_string_locations_ebcdic): New function.
14789 (selftest::test_lexer_string_locations_hex): New function.
14790 (selftest::test_lexer_string_locations_oct): New function.
14791 (selftest::test_lexer_string_locations_letter_escape_1): New function.
14792 (selftest::test_lexer_string_locations_letter_escape_2): New function.
14793 (selftest::test_lexer_string_locations_ucn4): New function.
14794 (selftest::test_lexer_string_locations_ucn8): New function.
14795 (selftest::uint32_from_big_endian): New function.
14796 (selftest::test_lexer_string_locations_wide_string): New function.
14797 (selftest::uint16_from_big_endian): New function.
14798 (selftest::test_lexer_string_locations_string16): New function.
14799 (selftest::test_lexer_string_locations_string32): New function.
14800 (selftest::test_lexer_string_locations_u8): New function.
14801 (selftest::test_lexer_string_locations_utf8_source): New function.
14802 (selftest::test_lexer_string_locations_concatenation_1): New
14804 (selftest::test_lexer_string_locations_concatenation_2): New
14806 (selftest::test_lexer_string_locations_concatenation_3): New
14808 (selftest::test_lexer_string_locations_macro): New function.
14809 (selftest::test_lexer_string_locations_stringified_macro_argument):
14811 (selftest::test_lexer_string_locations_non_string): New function.
14812 (selftest::test_lexer_string_locations_long_line): New function.
14813 (selftest::test_lexer_char_constants): New function.
14814 (selftest::input_c_tests): Call the new test functions once per
14815 case within the line_table test matrix.
14816 * input.h (struct string_concat): New struct.
14817 (struct location_hash): New struct.
14818 (class string_concat_db): New class.
14819 * substring-locations.h: New header.
14821 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14823 PR tree-optimization/72810
14824 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
14825 the type of the case labels when truncating.
14827 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
14830 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
14831 (aarch64_fp16_ptr_type_node): Likewise.
14832 * config/aarch64/aarch64-simd-builtins.c
14833 (aarch64_fp16_ptr_type_node): Define.
14834 (aarch64_init_fp16_types): New, refactored out of...
14835 (aarch64_init_builtins): ...here, update to call
14836 aarch64_init_fp16_types.
14837 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
14839 (aapcs_vfp_sub_candidate): Likewise.
14841 2016-08-05 Martin Liska <mliska@suse.cz>
14842 Joshua Cranmer <Pidgeot18@gmail.com>
14844 * gcov.c (line_t::has_block): New function.
14845 (enum loop_type): New enum.
14846 (handle_cycle): New function.
14847 (unblock): Likewise.
14848 (circuit): Likewise.
14849 (get_cycles_count): Likewise.
14850 (accumulate_line_counts): Use new loop detection algorithm.
14852 2016-08-05 Martin Liska <mliska@suse.cz>
14854 * gcov.c (output_intermediate_file): Rename
14855 function_info::line_next to next_file_fn.
14856 (process_file): Likewise.
14857 (read_graph_file): Likewise.
14858 (accumulate_line_counts): Likewise.
14859 (output_lines): Likewise.
14861 2016-08-05 Richard Biener <rguenther@suse.de>
14863 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
14864 restriction on threading to a loop header.
14866 2016-08-05 Richard Biener <rguenther@suse.de>
14868 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
14869 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
14870 adjust loop info accordingly.
14872 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
14874 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
14875 before folding call to __builtin_constant_p with parameters to false.
14877 2016-08-05 Alan Modra <amodra@gmail.com>
14879 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
14880 code accidentally committed 2016-05-02 providing class when given
14883 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14885 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
14886 the case label ranges that partially overlap with OP's value
14889 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
14892 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
14893 Cast builtin function result to __mmask16 instead of __mmask8.
14894 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14895 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
14896 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14898 2016-08-04 David Malcolm <dmalcolm@redhat.com>
14900 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
14901 (ASSERT_TRUE_AT): New macro.
14902 (ASSERT_FALSE): Reimplement in terms of...
14903 (ASSERT_FALSE_AT): New macro.
14904 (ASSERT_STREQ_AT): Fix typo in comment.
14906 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14908 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
14909 labels are exhaustive, designate the label with the widest
14910 range to be the default label.
14912 2016-08-04 Andrew Pinski <apinski@cavium.com>
14914 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
14915 (thunderx_tunings): Use thunderx_vector_cost instead of
14916 generic_vector_cost.
14918 2016-08-04 Martin Liska <mliska@suse.cz>
14920 * gcov.c (main): Fix GNU coding style.
14921 (output_intermediate_file): Likewise.
14922 (process_file): Likewise.
14923 (generate_results): Likewise.
14924 (release_structures): Likewise.
14925 (create_file_names): Likewise.
14926 (find_source): Likewise.
14927 (read_graph_file): Likewise.
14928 (find_exception_blocks): Likewise.
14929 (canonicalize_name): Likewise.
14930 (make_gcov_file_name): Likewise.
14931 (mangle_name): Likewise.
14932 (accumulate_line_counts): Likewise.
14933 (output_branch_count): Likewise.
14934 (read_line): Likewise.
14936 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
14938 PR rtl-optimization/71779
14939 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
14940 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
14941 or if it was truncated.
14943 PR rtl-optimization/70903
14944 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
14946 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
14948 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
14949 accessing SSA_NAME_PTR_INFO.
14951 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
14954 * common/config/avr/avr-common.c (avr_option_optimization_table)
14955 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
14957 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
14960 * config/avr/avr.md: New pattern to work around do_store_flag
14961 generating shift instructions for bit extractions.
14963 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
14965 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
14967 (add_equivalence): Likewise.
14968 (get_value_range): Allocate value range with vrp_value_range_pool.
14969 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
14970 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
14972 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
14974 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
14975 the default for the rs6000 port.
14977 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
14979 PR middle-end/71876
14980 * calls.c (special_function_p): Remove special handling of
14981 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
14982 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
14983 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
14985 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
14987 PR middle-end/72778
14988 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
14989 Don't stop on regular insns.
14991 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
14993 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
14994 size to DImode boundary.
14995 (nvptx_propagate): Likewise.
14997 2016-08-03 Alan Modra <amodra@gmail.com>
14999 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
15000 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
15001 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
15002 from -mefficient-unaligned-vector. Note that this affects fp too.
15004 2016-08-03 Alan Modra <amodra@gmail.com>
15006 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
15009 2016-08-03 Alan Modra <amodra@gmail.com>
15011 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
15012 to a reg. Localize vars.
15014 2016-08-03 Alan Modra <amodra@gmail.com>
15016 * config/rs6000/rs6000.opt: Remove negatives from help strings
15019 2016-08-03 Alan Modra <amodra@gmail.com>
15021 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
15022 Delete duplicated code.
15024 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
15026 PR middle-end/72778
15027 * lra-spills.c (regno_in_use_p): New.
15028 (lra_final_code_change): Use it.
15030 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
15032 PR rtl-optimization/69847
15033 * lra-int.h (struct lra-reg): Use restore_rtx instead of
15035 (lra_rtx_hash): New.
15036 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
15038 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
15039 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
15040 * lra-spills.c (lra_final_code_change): Don't delete insn when the
15041 next insn is USE with the same reg as the current insn source.
15042 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
15044 (lra_constraints_init): Call initiate_invariants.
15045 (lra_constraints_finish): Call finish_invariants.
15046 (struct invariant, invariant_t, invariant_ptr_t): New.
15047 (const_invariant_ptr_t, invariants, invariants_pool): New.
15048 (invariant_table, invariant_hash, invariant_eq_p): New.
15049 (insert_invariant, initiate_invariants, finish_invariants): New.
15050 (clear_invariants, invalid_invariant_regs): New.
15051 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
15052 instead of restore_regno.
15053 (invariant_p, process_invariant_for_inheritance): New.
15054 (inherit_in_ebb): Implement invariant inheritance.
15055 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
15056 (remove_inheritance_pseudos): Implement undoing invariant
15058 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
15059 instead of restore_regno.
15060 * lra-assigns.c (regno_live_length): New.
15061 (reload_pseudo_compare_func): Use regno_live_length.
15062 (assign_by_spills): Use restore_rtx instead of restore_regno.
15063 (lra_assign): Ditto. Initiate regno_live_length.
15065 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
15067 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
15068 __builtin_aarch64_fmindf.
15070 2016-08-02 Bin Cheng <bin.cheng@arm.com>
15072 PR tree-optimization/34114
15073 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
15074 information for more control IVs.
15076 2016-08-02 Bin Cheng <bin.cheng@arm.com>
15078 PR tree-optimization/34114
15079 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
15080 PLUS_EXPR case. Handle SSA_NAME case.
15082 2016-08-02 Tamar Christina <tamar.christina@arm.com>
15084 * config/aarch64/aarch64-simd-builtins.def
15085 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
15086 (__builtin_aarch64_fmaxdf): Likewise.
15087 (__builtin_aarch64_smin_nandf): Likewise.
15088 (__builtin_aarch64_smax_nandf): Likewise.
15089 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
15090 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
15091 (<fmaxmin><mode>3): ...this.
15092 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
15093 (vminnm_f64): Likewise.
15094 (vmin_f64): Likewise.
15095 (vmax_f64): Likewise.
15096 * config/aarch64/iterators.md (FMAXMIN): Merge with...
15097 (FMAXMIN_UNS): ...this.
15098 (fmaxmin): Merged with
15099 (fmaxmin_op): ...this...
15100 (maxmin_uns_op): ...in to this.
15102 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15104 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15105 Add support for vec_extract on vector float, vector int, vector
15106 short, and vector char vector types.
15107 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
15108 vector float, vector int, vector short, and vector char
15109 optimizations on 64-bit ISA 2.07 systems for both constant and
15110 variable element numbers.
15111 (rs6000_split_vec_extract_var): Likewise.
15112 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
15113 Altivec registers on ISA 2.07 and above.
15114 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
15115 which never was matched due to the split occuring before register
15116 allocation (and the code would not have worked on little endian
15117 systems if it did match). Allow extracts to go to the Altivec
15118 registers if ISA 2.07 (power8). Change from using "" around the
15119 C++ code to using {}'s.
15120 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
15121 vec_extracts when the vector is in memory.
15122 (vsx_extract_v4sf_var): New insn to optimize vector float
15123 vec_extracts when the element number is variable on 64-bit ISA
15125 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
15126 for 64-bit ISA 2.07 as well as ISA 3.0.
15127 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
15128 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
15129 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
15130 optimize vector int, vector short, and vector char vec_extracts
15131 when the vector is in memory.
15132 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
15133 optimize vector int, vector short, and vector char vec_extracts
15134 when the element number is variable.
15136 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15139 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
15140 does not overlap with other symbol flags.
15142 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
15144 * config/aarch64/aarch64.h (aarch64_frame):
15145 Remove padding0 and hardfp_offset. Add locals_offset,
15146 initial_adjust, callee_adjust, callee_offset and final_adjust.
15147 * config/aarch64/aarch64.c (aarch64_layout_frame):
15148 Remove unused padding0 and hardfp_offset initializations.
15149 Choose frame layout and set frame variables accordingly.
15150 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
15151 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
15152 (aarch64_pop_regs): Likewise.
15153 (aarch64_expand_prologue): Remove all decision code, just emit
15154 prolog according to frame variables.
15155 (aarch64_expand_epilogue): Remove all decision code, just emit
15156 epilog according to frame variables.
15157 (aarch64_initial_elimination_offset): Use offset to local/arg area.
15159 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
15162 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
15163 fix_debug_reg_uses after changing source register mode to
15164 V1TImode if source register is undefined.
15166 2015-08-01 Alan Hayward <alan.hayward@arm.com>
15168 PR tree-optimization/71818
15169 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
15170 with non invariant evolutions
15172 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15175 * config/avr/avr.md (length) [branch]: Correct insn length
15176 attribute for forward branches.
15178 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15180 * doc/extend.texi (AVR Built-in Functions): Document
15181 __builtin_avr_nops.
15182 * config/avr/builtins.def (NOPS): New.
15183 * config/avr/avr.c (avr_expand_nops): New static function.
15184 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
15186 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15188 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
15189 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
15192 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
15194 * config/aarch64/aarch64.c (vulcan_tunings): Update
15195 vulcan L1 cache_line_size.
15197 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
15199 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
15200 function that takes a vector memory address, a hard register, an
15201 element number and a temporary base register, and recreates an
15202 address that points to the appropriate element within the vector.
15203 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
15204 (rs6000_split_vec_extract_var): Add support for the target of a
15205 vec_extract with variable element number being a scalar memory
15207 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
15209 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
15210 vsx_extract_<mode>_load insn with a new insn that optimizes
15211 storing either element to a memory location, using scratch
15212 registers to pick apart the vector and reconstruct the address.
15213 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
15214 (vsx_extract_<mode>_store): Rework alternatives to more correctly
15215 support Altivec registers. Add support for ISA 3.0 Altivec d-form
15217 (vsx_extract_<mode>_var): Add support for extracting a variable
15218 element number from memory.
15220 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
15222 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
15223 when testing for compares against constants of the form 0xabab.
15225 2016-07-29 Bin Cheng <bin.cheng@arm.com>
15227 PR tree-optimization/57558
15228 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
15230 (vect_loop_versioning): Support versioning with niter assumptions.
15231 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
15232 (vect_get_loop_niters): New parameter. Reimplement to support
15233 assumptions in loop niter info.
15234 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
15235 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
15236 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
15237 Support loop versioning for niters.
15238 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
15239 (vect_free_loop_info_assumptions): New function.
15240 (vectorize_loops): Free loop niter info for loops with flag
15241 LOOP_F_ASSUMPTIONS set if vectorization failed.
15242 * tree-vectorizer.h (struct _loop_vec_info): New field
15243 num_iters_assumptions.
15244 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
15245 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
15246 (LOOP_REQUIRES_VERSIONING): New macro.
15247 (vect_free_loop_info_assumptions): New decl.
15249 2016-07-29 Bin Cheng <bin.cheng@arm.com>
15251 * cfgloop.h (struct loop): New field constraints.
15252 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
15253 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
15255 * cfgloop.c (alloc_loop): Initialize new field.
15256 * cfgloopmanip.c (copy_loop_info): Copy constraints.
15257 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
15258 Adjust niter analysis wrto loop constraints.
15259 * doc/loop.texi (@node Number of iterations): Add description for loop
15262 2016-07-29 Marek Polacek <polacek@redhat.com>
15265 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
15266 (ix86_expand_round_builtin): Likewise.
15268 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
15269 Georg-Johann Lay <avr@gjlay.de>
15271 PR rtl-optimization/71976
15272 * combine.c (get_last_value): Return 0 if the argument for which
15273 the function is called has a wider mode than the recorded value.
15275 2016-07-29 Marek Polacek <polacek@redhat.com>
15278 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
15279 (altivec_expand_st_builtin): Likewise.
15281 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
15283 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
15284 introduced in r238381.
15286 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
15288 PR middle-end/68217
15289 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
15290 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
15292 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
15294 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
15296 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15297 Add support for vec_extract of vector double or vector long having
15298 a variable element number on 64-bit ISA 2.07 systems or newer.
15299 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
15301 (rs6000_split_vec_extract_var): New function to split a
15302 vec_extract built-in function with variable element number.
15303 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
15305 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
15306 (UNSPEC_VSX_EXTRACT): Likewise.
15307 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
15308 direct move instructions to be generated on 64-bit ISA 2.07
15309 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
15311 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
15312 arguments for vec_extract variable element.
15313 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
15314 vec_extract with variable element on V2DFmode and V2DImode
15316 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
15317 -mupper-regs-df requirement, since it isn't needed.
15318 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
15319 do direct moves on 64-bit systems, which allows optimization of
15320 vec_extract on 64-bit ISA 2.07 systems and newer.
15322 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
15323 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
15325 * config/aarch64/aarch64.md
15326 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
15327 statement and type.
15328 (<optab>qihi2_aarch64): Likewise, and split into two.
15329 (extendqihi2_aarch64): New.
15330 (zero_extendqihi2_aarch64): New.
15331 * config/aarch64/iterators.md (ldrxt): Remove.
15332 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
15335 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
15337 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
15339 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
15341 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
15342 (aarch64_push_reg): New function to push 1 or 2 registers.
15343 (aarch64_pop_reg): New function to pop 1 or 2 registers.
15344 (aarch64_expand_prologue): Use aarch64_push_regs.
15345 (aarch64_expand_epilogue): Use aarch64_pop_regs.
15347 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
15349 PR tree-optimization/71734
15350 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
15351 attribute instead of REF_LOOP and use it.
15352 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
15353 set it for Loops having non-zero safelen attribute.
15354 (ref_indep_loop_p): Pass zero as initial value for safelen.
15356 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
15358 PR middle-end/72657
15360 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
15361 call using chkp_gimple_call_builtin_p.
15362 (chkp_copy_bounds_for_assign): Likewise.
15364 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15366 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
15367 * config/arm/arm-protos.h (struct tune_params): Likewise.
15368 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
15369 (cortex_a9_sched_adjust_cost): Likewise.
15370 (fa726te_sched_adjust_cost): Likewise.
15371 (arm_adjust_cost): Likewise.
15372 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
15373 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
15374 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
15375 * config/i386/i386.c (ix86_adjust_cost): Likewise.
15376 * config/ia64/ia64.c: Likewise.
15377 * config/m68k/m68k.c: Likewise.
15378 * config/mep/mep.c (mep_adjust_cost): Likewise.
15379 * config/microblaze/microblaze.c (microblaze_adjust_cost):
15381 * config/mips/mips.c (mips_adjust_cost): Likewise.
15382 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
15384 * config/pa/pa.c (pa_adjust_cost): Likewise.
15385 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
15386 (rs6000_debug_adjust_cost): Likewise.
15387 * config/sh/sh.c (sh_adjust_cost): Likewise.
15388 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
15389 (hypersparc_adjust_cost): Likewise.
15390 (sparc_adjust_cost): Likewise.
15391 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
15392 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
15393 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
15395 * config/visium/visium.c (visium_adjust_cost): Likewise.
15396 * doc/tm.texi: Regenerate.
15397 * haifa-sched.c (dep_cost_1): Adjust.
15398 * target.def: Merge adjust_cost and adjust_cost_2.
15400 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15402 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
15404 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15406 * store-motion.c (struct st_expr): Make pattern_regs a vector.
15407 (extract_mentioned_regs): Append to a vector instead of
15408 returning a rtx_expr_list.
15409 (st_expr_entry): Adjust.
15410 (free_st_expr_entry): Likewise.
15411 (store_ops_ok): Likewise.
15412 (store_killed_in_insn): Likewise.
15413 (find_moveable_store): Likewise.
15415 2016-07-28 Martin Liska <mliska@suse.cz>
15417 PR gcov-profile/68025
15418 * tree-profile.c (tree_profiling): Respect
15419 no_profile_instrument_function attribute.
15420 * doc/extend.texi: Document no_profile_instrument_function
15423 2016-07-28 Martin Liska <mliska@suse.cz>
15425 PR rtl-optimization/70944
15426 * combine.c (make_compound_operation):
15427 Do not allow make_compound_operation for vector mode
15429 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
15431 PR middle-end/71994
15432 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
15433 before calling get_ops.
15435 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
15437 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
15438 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
15439 (BITS_PER_UNIT_LOG): Remove.
15440 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
15441 * expr.c (expand_assignment): Likewise.
15442 * stor-layout.c (initialize_sizetypes): Likewise.
15444 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
15446 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
15447 signature of rs6000_expand_vector_extract so that the element
15448 number is a RTX instead of a constant integer.
15449 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
15451 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
15452 (altivec_expand_vec_ext_builtin): Likewise.
15453 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
15454 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
15455 MFVSRLD instruction.
15457 2016-07-27 David Malcolm <dmalcolm@redhat.com>
15459 * input.c (get_pure_location): Move here from tree.c.
15460 (make_location): Likewise. Add header comment.
15461 (selftest::test_accessing_ordinary_linemaps): Verify
15462 pure_location_p, make_location, get_location_from_adhoc_loc and
15463 get_range_from_loc.
15464 * input.h (get_pure_location): Move declaration here from tree.h.
15465 (get_finish): Likewise for inline function.
15466 (make_location): Likewise for declaration.
15467 * tree.c (get_pure_location): Move to input.c.
15468 (make_location): Likewise.
15469 * tree.h (get_pure_location): Move declaration to tree.h.
15470 (get_finish): Likewise for inline function.
15471 (make_location): Likewise for declaration.
15473 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15475 PR middle-end/71078
15476 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
15478 2016-07-27 David Malcolm <dmalcolm@redhat.com>
15480 * system.h (STATIC_ASSERT): Use static_assert if building
15481 with C++11 onwards.
15483 2016-07-27 Richard Biener <rguenther@suse.de>
15485 PR tree-optimization/72517
15486 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
15487 Revert change to not compute read-read dependences.
15489 2016-07-27 Richard Biener <rguenther@suse.de>
15491 * predict.c (set_even_probabilities): Make nedges unsigned.
15493 2016-07-27 Martin Liska <mliska@suse.cz>
15495 * predict.c (set_even_probabilities): Handle unlikely edges.
15496 (combine_predictions_for_bb): Likewise.
15498 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
15501 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
15502 __float128 support when we don't have hardware support, so that
15503 the IEEE built-in functions like isgreater, first call __unordkf3
15504 to make sure neither operand is a NaN, and if both operands are
15505 ordered, do the normal comparison.
15507 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
15509 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
15511 (extract_code_and_val_from_cond_with_ops): Verify that name is
15512 either cond_op0 or cond_op1.
15514 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
15516 PR tree-optimization/18046
15517 * genmodes.c (emit_mode_size_inline): Emit an assert that
15518 verifies that mode is a valid array index.
15519 (emit_mode_nuinits_inline): Likewise.
15520 (emit_mode_inner_inline): Likewise.
15521 (emit_mode_unit_size_inline): Likewise.
15522 (emit_mode_unit_precision_inline): Likewise.
15523 * tree-vrp.c: Include params.h.
15524 (find_switch_asserts): Register edge assertions for the default
15525 label which correspond to the anti-ranges of each case label.
15526 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
15527 * doc/invoke.texi: Document it.
15529 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15531 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
15532 and unnecessary call to gimple_bb.
15534 2016-07-26 Richard Biener <rguenther@suse.de>
15536 PR rtl-optimization/71984
15537 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
15540 2016-07-26 Richard Biener <rguenther@suse.de>
15542 PR middle-end/72517
15543 * expmed.c (extract_bit_field_1): Constrain the vector mode
15544 with element size matching the extraction mode size when
15545 choosing a better vector mode to do the extraction from.
15547 2016-07-26 Richard Biener <rguenther@suse.de>
15548 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15550 PR middle-end/70920
15551 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
15554 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15556 * tree-ssa-structalias.c (struct scc_info): Change types of
15557 members to auto_sbitmap and auto_vec.
15558 (scc_info::scc_info): New constructor.
15559 (scc_info::~scc_info): New destructor.
15560 (init_scc_info): Remove.
15561 (free_scc_info): Remove.
15562 (find_indirect_cycles): Adjust.
15563 (perform_var_substitution): Likewise.
15564 (free_var_substitution_info): Likewise.
15566 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15568 * tree-outof-ssa.c (struct elim_graph): Change type of members
15569 to auto_vec and auto_sbitmap.
15570 (elim_graph::elim_graph): New constructor.
15571 (delete_elim_graph): Remove.
15572 (expand_phi_nodes): Adjust.
15574 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15576 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
15577 (new_elim_graph): Adjust.
15578 (clear_elim_graph): Likewise.
15579 (delete_elim_graph): Likewise.
15580 (elim_graph_size): Likewise.
15581 (elim_graph_add_node): Likewise.
15582 (elim_graph_add_edge): Likewise.
15583 (elim_graph_remove_succ_edge): Likewise.
15584 (eliminate_name): Likewise.
15585 (eliminate_build): Likewise.
15586 (elim_forward): Likewise.
15587 (elim_unvisited_predecessor): Likewise.
15588 (elim_backward): Likewise.
15589 (elim_create): Likewise.
15590 (eliminate_phi): Likewise.
15591 (expand_phi_nodes): Likewise.
15593 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15595 * bt-load.c (compute_out): Use auto_sbitmap class.
15596 (link_btr_uses): Likewise.
15597 * cfganal.c (mark_dfs_back_edges): Likewise.
15598 (post_order_compute): Likewise.
15599 (inverted_post_order_compute): Likewise.
15600 (pre_and_rev_post_order_compute_fn): Likewise.
15601 (single_pred_before_succ_order): Likewise.
15602 * cfgexpand.c (pass_expand::execute): Likewise.
15603 * cfgloop.c (verify_loop_structure): Likewise.
15604 * cfgloopmanip.c (fix_bb_placements): Likewise.
15605 (remove_path): Likewise.
15606 (update_dominators_in_loop): Likewise.
15607 * cfgrtl.c (break_superblocks): Likewise.
15608 * ddg.c (check_sccs): Likewise.
15609 (create_ddg_all_sccs): Likewise.
15610 * df-core.c (df_worklist_dataflow): Likewise.
15611 * dse.c (dse_step3): Likewise.
15612 * except.c (eh_region_outermost): Likewise.
15613 * function.c (thread_prologue_and_epilogue_insns): Likewise.
15614 * gcse.c (prune_expressions): Likewise.
15615 (prune_insertions_deletions): Likewise.
15616 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
15617 * graph.c (draw_cfg_nodes_no_loops): Likewise.
15618 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
15619 * lcm.c (compute_earliest): Likewise.
15620 (compute_farthest): Likewise.
15621 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
15622 (unroll_loop_runtime_iterations): Likewise.
15623 (unroll_loop_stupid): Likewise.
15624 * lower-subreg.c (decompose_multiword_subregs): Likewise.
15625 * lra-lives.c: Likewise.
15626 * lra.c (lra): Likewise.
15627 * modulo-sched.c (schedule_reg_moves): Likewise.
15628 (optimize_sc): Likewise.
15629 (get_sched_window): Likewise.
15630 (sms_schedule_by_order): Likewise.
15631 (check_nodes_order): Likewise.
15632 (order_nodes_of_sccs): Likewise.
15633 (order_nodes_in_scc): Likewise.
15634 * recog.c (split_all_insns): Likewise.
15635 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
15636 * reload1.c (reload): Likewise.
15637 * sched-rgn.c (haifa_find_rgns): Likewise.
15638 (split_edges): Likewise.
15639 (compute_trg_info): Likewise.
15640 * sel-sched.c (init_seqno): Likewise.
15641 * store-motion.c (remove_reachable_equiv_notes): Likewise.
15642 * tree-into-ssa.c (update_ssa): Likewise.
15643 * tree-ssa-live.c (live_worklist): Likewise.
15644 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
15645 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
15647 (try_peel_loop): Likewise.
15648 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
15650 * tree-ssa-pre.c (compute_antic): Likewise.
15651 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
15652 * tree-stdarg.c (reachable_at_most_once): Likewise.
15653 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
15654 * var-tracking.c (vt_find_locations): Likewise.
15656 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15658 * sbitmap.h (auto_sbitmap): New class.
15660 2016-07-26 Alan Modra <amodra@gmail.com>
15663 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
15666 2016-07-25 David Malcolm <dmalcolm@redhat.com>
15668 * input.c (selftest::temp_source_file::temp_source_file): Fix
15669 missing "%s" in fprintf.
15671 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
15673 PR middle-end/71732
15674 * cselib.c (cselib_process_insn): Invalidate argument slots for
15677 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15679 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
15680 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
15681 vmulxh_lane_f16, vmulxh_laneq_f16): New.
15683 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15685 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15686 * config/aarch64/aarch64.md (fma, fnma): Support HF.
15687 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
15689 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15691 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15692 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
15694 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
15695 (add<mode>3): Likewise.
15696 (sub<mode>3): Likewise.
15697 (mul<mode>3): Likewise.
15698 (div<mode>3): Likewise.
15699 (*div<mode>3): Likewise.
15700 (<fmaxmin><mode>3): Extend to HF.
15701 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
15702 (fabd<mode>3): Likewise.
15703 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
15704 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
15705 (aarch64_fmulx<mode>): Likewise.
15706 (aarch64_fac<optab><mode>): Likewise.
15707 (aarch64_frecps<mode>): Likewise.
15708 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
15709 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
15710 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
15711 (VSDQ_HSDI): Support HI.
15712 (fcvt_target, FCVT_TARGET): Likewise.
15713 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
15714 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
15715 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
15716 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
15717 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
15718 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
15719 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
15720 vrsqrtsh_f16): New.
15722 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15724 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
15725 * config/aarch64/aarch64-builtins.c (hi_UP): New.
15726 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15727 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
15729 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
15730 (aarch64_cm<optab><mode>): Likewise.
15731 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
15732 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
15733 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
15734 (sqrt<mode>2): Likewise.
15735 (*sqrt<mode>2): Likewise.
15736 (abs<mode>2): Likewise.
15737 (<optab><mode>hf2): New pattern for HF mode.
15738 (<optab>hihf2): Likewise.
15739 * config/aarch64/arm_neon.h: Include arm_fp16.h.
15740 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
15741 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
15743 * config/aarch64/arm_fp16.h: New file.
15744 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
15745 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
15746 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
15747 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
15748 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
15749 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
15750 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
15751 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
15752 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
15753 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
15754 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
15755 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
15758 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15760 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
15761 reduc_smin_scal_): Use VDQIF_F16.
15762 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
15763 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
15765 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
15766 * config/aarch64/iterators.md (VDQIF_F16): New.
15767 (vp): Support HF modes.
15768 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
15769 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
15771 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15773 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
15774 "*aarch64_mulx_elt_from_dup<mode>".
15775 (*aarch64_mul3_elt<mode>): Update schedule type.
15776 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
15777 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
15778 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
15779 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
15780 (f, fp): Support HF modes.
15781 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
15782 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
15783 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
15784 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
15785 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
15786 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
15788 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15790 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15791 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
15793 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
15796 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15798 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15799 * config/aarch64/aarch64-simd.md
15800 (aarch64_rsqrts<mode>): Extend to HF modes.
15801 (fabd<mode>3): Likewise.
15802 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
15803 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
15804 (aarch64_<maxmin_uns>p<mode>): Likewise.
15805 (<su><maxmin><mode>3): Likewise.
15806 (<maxmin_uns><mode>3): Likewise.
15807 (<fmaxmin><mode>3): Likewise.
15808 (aarch64_faddp<mode>): Likewise.
15809 (aarch64_fmulx<mode>): Likewise.
15810 (aarch64_frecps<mode>): Likewise.
15811 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
15812 (add<mode>3): Extend to HF modes.
15813 (sub<mode>3): Likewise.
15814 (mul<mode>3): Likewise.
15815 (div<mode>3): Likewise.
15816 (*div<mode>3): Likewise.
15817 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
15819 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
15820 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
15821 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
15822 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
15823 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
15824 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
15825 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
15826 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
15827 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
15828 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
15829 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
15830 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
15831 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
15832 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
15834 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15836 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
15837 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15838 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
15839 (neg<mode>2): Likewise.
15840 (abs<mode>2): Likewise.
15841 (<frint_pattern><mode>2): Likewise.
15842 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
15843 (<optab><VDQF:mode><fcvt_target>2): Likewise.
15844 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
15845 (ftrunc<VDQF:mode>2): Likewise.
15846 (<optab><fcvt_target><VDQF:mode>2): Likewise.
15847 (sqrt<mode>2): Likewise.
15848 (*sqrt<mode>2): Likewise.
15849 (aarch64_frecpe<mode>): Likewise.
15850 (aarch64_cm<optab><mode>): Likewise.
15851 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
15853 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
15854 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
15856 * config/aarch64/arm_neon.h (vdup_n_f16): New.
15857 (vdupq_n_f16): Likewise.
15858 (vld1_dup_f16): Use vdup_n_f16.
15859 (vld1q_dup_f16): Use vdupq_n_f16.
15860 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
15861 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
15862 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
15863 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
15864 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
15865 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
15866 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
15867 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
15868 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
15869 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
15870 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
15871 vsqrt_f16, vsqrtq_f16): New.
15873 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15875 * config/aarch64/aarch64-simd.md
15876 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
15877 (aarch64_ext<mode>): Likewise.
15878 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
15879 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
15880 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
15882 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
15884 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
15885 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
15886 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
15887 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
15888 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
15889 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
15890 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
15892 (vmov_n_f16): Reimplement using vdup_n_f16.
15893 (vmovq_n_f16): Reimplement using vdupq_n_f16..
15895 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15897 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
15898 "frame_related_p". Generate CFA annotation when it's necessary.
15899 (aarch64_expand_prologue): Use aarch64_add_constant.
15900 (aarch64_expand_epilogue): Likewise.
15901 (aarch64_output_mi_thunk): Pass "false" when calling
15902 aarch64_add_constant.
15904 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15906 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
15909 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15911 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
15912 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
15913 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
15914 (aarch64_build_constant): Delete.
15916 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
15919 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15921 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15922 flag_toplevel_reorder.
15924 2016-07-25 Richard Biener <rguenther@suse.de>
15926 * cgraph.c (cgraph_node::verify_node): Compare against builtin
15927 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
15928 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
15929 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
15930 (streamer_get_builtin_tree): Likewise.
15931 (streamer_write_builtin): Likewise.
15932 * lto-streamer.h (LTO_builtin_decl): Remove.
15933 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
15934 (lto_input_scc): Remove LTO_builtin_decl handling.
15935 (lto_input_tree_1): Liekwise.
15936 * lto-streamer-out.c (lto_output_tree_1): Remove special
15937 handling of builtins.
15938 (DFS::DFS): Likewise.
15939 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
15940 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
15942 (streamer_write_builtin): Remove.
15944 2016-07-25 Martin Liska <mliska@suse.cz>
15946 * lto-cgraph.c (input_symtab): Don't call get_working_sets
15947 if flag_auto_profile is set to true.
15949 2016-07-25 Martin Liska <mliska@suse.cz>
15951 PR gcov-profile/71868
15952 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
15953 have a function with multiple latches, count them all.
15955 2016-07-25 Martin Liska <mliska@suse.cz>
15957 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
15959 2016-07-25 Martin Liska <mliska@suse.cz>
15961 PR tree-optimization/71987
15962 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
15963 just for SSA_NAMEs. Fix GNU coding style.
15965 2016-07-25 Martin Liska <mliska@suse.cz>
15967 PR gcov-profile/64874
15968 * gcov-io.h: Update command about file format.
15969 * gcov-iov.c (main): Adapt the numbering scheme.
15971 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
15973 PR middle-end/66726
15974 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
15975 whose result is used in PHI.
15976 (final_range_test_p): Likewise.
15977 (maybe_optimize_range_tests): Likewise.
15979 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
15981 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15982 Reformat two multi-line strings.
15984 2016-07-22 Martin Sebor <msebor@redhat.com>
15986 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
15988 2016-07-22 Martin Sebor <msebor@redhat.com>
15991 * doc/extend.texi (Compound Literals): Correct and clarify.
15992 (Cast to Union): Same.
15994 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
15996 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
15997 comments to explain why certain error messages make mention of
15998 undocumented options.
15999 (rs6000_invalid_builtin): Change error messages to replace mention
16000 of undocumented options with mention of the -mcpu=power9 option
16001 that enables those undocumented options.
16002 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
16003 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
16004 definition of this macro to correct an existing error.
16005 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
16006 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
16007 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
16008 descriptions of built-in functions so that they depend on
16009 -mcpu=power9 instead of on the corresponding undocumented flags.
16010 * doc/invoke.texi (Option Summary): Remove all mention of newly
16011 undocumented flags.
16012 (IBM RS/6000 and PowerPC Options): Likewise.
16013 * doc/md.texi (Constraints for Particuliar Machines): Remove all
16014 mention of newly undocumented flags.
16016 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
16018 * ipa-cp.c (determine_versionability): Do not create constprop clones,
16019 when target_clones attribute is set.
16021 2016-07-22 Bin Cheng <bin.cheng@arm.com>
16023 * common.opt (funsafe-loop-optimizations): Mark ignore.
16024 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
16025 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
16027 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
16028 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
16030 2016-07-22 Bin Cheng <bin.cheng@arm.com>
16032 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
16034 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
16036 (number_of_iterations_exit): Warn missed loop optimization for
16037 possible infinite loops.
16039 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
16042 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
16043 when to emit a ".machine" pseudo-op.
16045 2016-07-22 Martin Liska <mliska@suse.cz>
16047 PR gcov-profile/69028
16048 PR gcov-profile/62047
16049 * coverage.c (coverage_compute_lineno_checksum): Do not
16050 calculate checksum for fns w/o xloc.file.
16051 (coverage_compute_profile_id): Likewise.
16053 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
16055 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
16056 (avr_secondary_reload): ...and implementation.
16057 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
16058 * config/avr/avr.md (reload_in<mode>): Remove insns.
16059 (adjust_len) [lpm]: Remove insn attribute value.
16060 * config/avr/predicates.md (flash_operand): Remove insn predicate.
16062 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16064 PR middle-end/71876
16065 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
16067 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
16068 * calls.c (special_function_p): Remove the special handling of the
16069 "__builtin_" prefix.
16071 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16073 PR middle-end/71876
16074 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
16075 if STMT may be an alloca call.
16076 (gimple_alloca_call_p, alloca_call_p): Return only true for the
16077 builtin alloca call.
16078 * calls.h (gimple_maybe_alloca_call_p): New function.
16079 * tree-inline.c (inline_forbidden_p_stmt): Use
16080 gimple_maybe_alloca_call_p here.
16082 2016-07-21 David Malcolm <dmalcolm@redhat.com>
16084 * spellcheck-tree.c (best_macro_match::best_macro_match):
16085 Explictly specify the template arguments when invoking the base
16086 class constructor, to help older C++ compilers.
16088 2016-07-21 Jakub Jelinek <jakub@redhat.com>
16091 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
16092 before builtin_decl_implicit.
16094 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16096 * optabs.c (emit_condiitonal_move): Short circuit for identical
16099 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16101 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
16102 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
16103 (noce_conversion_profitable_p): New.
16104 (noce_try_store_flag_constants): Use it.
16105 (noce_try_addcc): Likewise.
16106 (noce_try_store_flag_mask): Likewise.
16107 (noce_try_cmove): Likewise.
16108 (noce_try_cmove_arith): Likewise.
16109 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
16111 (noce_convert_multiple_sets): Move cost model to here, from...
16112 (bb_ok_for_noce_convert_multiple_sets) ...here.
16113 (noce_process_if_block): Update calls for above changes.
16114 (noce_find_if_block): Record new noce_if_info parameters.
16116 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16118 * target.def (max_noce_ifcvt_seq_cost): New.
16119 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
16120 * doc/tm.texi: Regenerate.
16121 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
16122 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
16123 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
16124 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
16125 * doc/invoke.texi: Document new params.
16127 2016-07-21 Richard Biener <rguenther@suse.de>
16129 PR tree-optimization/71947
16130 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
16131 ranges have useful limit_vr information.
16133 2016-07-21 Richard Biener <rguenther@suse.de>
16135 * function-tests.c (build_trivial_generic_function): Set
16136 BLOCK_SUPERCONTEXT of DECL_INITIAL.
16137 * omp-low.c (create_omp_child_function): Likewise.
16138 (grid_expand_target_grid_body): Likewise.
16139 * cgraphunit.c (init_lowered_empty_function): Likewise.
16140 (cgraph_node::expand_thunk): Likewise.
16141 * tree-parloops.c (create_loop_fn): Likewise.
16142 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
16144 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16146 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
16149 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
16151 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
16152 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
16153 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
16154 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
16155 values for insn attribute.
16156 * config/avr/avr.c (avr_out_insert_notbit): New function.
16157 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
16158 ADJUST_LEN_INSV_NOTBIT_0/_7.
16159 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
16161 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16163 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
16164 (chrec_convert_1, chrec_convert): Ditto.
16165 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
16166 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
16167 * tree-vrp.c (adjust_range_with_scev): Ditto.
16168 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
16169 (scev_var_range_cant_overflow): New function.
16170 (scev_probably_wraps_p): New parameter. Call above function.
16171 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
16173 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16175 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
16176 by removing computation of may_be_zero.
16178 2016-07-21 Jakub Jelinek <jakub@redhat.com>
16180 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
16182 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
16184 Improving concepts performance and diagnostics.
16185 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
16186 for constraint satisfaction and subsumption.
16187 * timevar.h (auto_timevar): New constructor that matches the push/pop
16188 pattern of usage in pt.c.
16190 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
16192 * hwint.h (HOST_WIDE_INT_0): New define.
16193 (HOST_WIDE_INT_0U): Ditto.
16194 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
16195 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
16196 * simplify-rtx.c: Ditto.
16197 * tree-object-size.c: Ditto.
16199 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16201 * config/s390/s390.c (s390_encode_section_info): Remove mode size
16204 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
16206 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
16207 * combine.c: Use HOST_WIDE_INT_M1U instead of
16208 ~(unsigned HOST_WIDE_INT) 0.
16209 * double-int.h: Ditto.
16211 * dwarf2asm.c:Ditto.
16213 * genmodes.c: Ditto.
16215 * read-rtl.c: Ditto.
16216 * tree-ssa-loop-ivopts.c: Ditto.
16217 * tree-ssa-loop-prefetch.c: Ditto.
16218 * tree-vect-generic.c: Ditto.
16219 * tree-vect-patterns.c: Ditto.
16222 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16224 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
16225 constant addresses outside [0,0xc0] into a register.
16226 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
16227 cases where the base address register is unused after.
16228 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
16229 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
16230 (avr_out_store_psi_reg_disp_tiny): Same.
16232 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16234 Implement attribute progmem on reduced Tiny cores by adding
16235 flash offset 0x4000 to respective symbols.
16238 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
16239 documentation how it works on reduced Tiny cores.
16240 (AVR Named Address Spaces): No support for reduced Tiny.
16241 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
16242 (avr_address_tiny_pm_p): New static function.
16243 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
16244 if the address is in progmem.
16245 (avr_assemble_integer): Same.
16246 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
16247 for symbol_ref in progmem.
16248 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
16249 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
16250 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
16252 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
16254 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
16255 * configure: Regenerate.
16256 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
16257 (USE_THIN_ARCHIVES): New variable.
16258 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
16259 this archive as a thin archive.
16261 2016-07-20 David Malcolm <dmalcolm@redhat.com>
16263 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
16264 same location as last time, don't skip if we have fix-it hints.
16265 Clarify the skipping logic by converting it from one "if" clause
16266 to repeated "if" clauses.
16267 * spellcheck-tree.c: Include "cpplib.h".
16268 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
16269 (best_macro_match::best_macro_match): New constructor.
16270 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
16271 Move here from c/c-decl.c.
16272 (class best_macro_match): Move here from c/c-decl.c, converting
16273 from a typedef to a subclass, gaining a ctor.
16275 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16277 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
16278 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
16280 (avr_addr_space_diagnose_usage): ...and implementation.
16281 (avr_addr_space_supported_p): New function.
16282 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
16283 report bad address space usage if that space is supported.
16284 (avr_insert_attributes): Same. No more complain about unsupported
16286 * config/avr/avr-c.c (tm_p.h): Include it.
16287 (avr_cpu_cpp_builtins): Only define addr-space related built-in
16288 macro if avr_addr_space_supported_p.
16290 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
16292 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
16293 flag_toplevel_reorder.
16295 2016-07-20 David Malcolm <dmalcolm@redhat.com>
16297 * gcc-rich-location.c
16298 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
16300 * gcc-rich-location.h
16301 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
16303 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16305 * target.def (addr_space): Add new diagnose_usage to hook vector.
16306 * targhooks.c (default_addr_space_diagnose_usage): Add default
16307 implementation and...
16308 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
16309 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
16310 is some address space, call targetm.addr_space.diagnose_usage.
16311 * doc/tm.texi.in (Named Address Spaces): Add anchor for
16312 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
16313 * doc/tm.texi: Regenerate.
16315 2016-07-20 Martin Liska <mliska@suse.cz>
16317 PR middle-end/71898
16318 * graphite-isl-ast-to-gimple.c (later_of_the_two):
16319 Properly handly PHI stmts.
16321 2016-07-20 Bin Cheng <bin.cheng@arm.com>
16323 PR tree-optimization/71503
16324 PR tree-optimization/71683
16325 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
16328 2016-07-20 Martin Liska <mliska@suse.cz>
16330 * doc/invoke.texi (-fipa-ra): Document when the option is
16331 disabled. Fix a typo.
16333 2016-07-20 Martin Liska <mliska@suse.cz>
16335 * Makefile.in: Include fibonacci_heap.c
16336 * fibonacci_heap.c: New file.
16337 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
16338 (fibonacci_heap::union_with): Fix deletion of the second heap.
16339 * selftest-run-tests.c (selftest::run_tests): Incorporate
16340 fibonacci heap tests.
16341 * selftest.h: Declare fibonacci_heap_c_tests.
16343 2016-07-20 Martin Liska <mliska@suse.cz>
16345 * selftest-run-tests.c (selftest::run_tests): New function.
16346 * selftest.h (sreal_c_tests): Declare.
16347 * sreal.c (sreal_verify_basics): New function.
16348 (verify_aritmetics): Likewise.
16349 (sreal_verify_arithmetics): Likewise.
16350 (verify_shifting): Likewise.
16351 (sreal_verify_shifting): Likewise.
16352 (void sreal_c_tests): Likewise.
16354 2016-07-19 Jakub Jelinek <jakub@redhat.com>
16356 PR rtl-optimization/71916
16357 * cfgrtl.c (contains_no_active_insn_p): Return false also for
16358 bb which have a single succ fake edge.
16360 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
16363 * dwarf2out.c (gen_subprogram_die): Only call
16364 gen_unspecified_parameters_die while dumping early dwarf.
16366 2016-07-19 Jakub Jelinek <jakub@redhat.com>
16368 PR middle-end/71874
16369 * gimple-fold.c (fold_builtin_memory_op): Use
16370 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
16372 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
16374 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
16375 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
16376 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
16377 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
16378 * combine.c: Ditto.
16381 * double-int.c: Ditto.
16383 * dwarf2out.c: Ditto.
16386 * fold-const.c: Ditto.
16387 * function.c: Ditto.
16389 * genmodes.c: Ditto.
16393 * loop-doloop.c: Ditto.
16394 * loop-invariant.c: Ditto.
16395 * loop-iv.c: Ditto.
16400 * rtlanal.c: Ditto.
16401 * simplify-rtx.c: Ditto.
16402 * stor-layout.c: Ditto.
16404 * tree-ssa-loop-ivopts.c: Ditto.
16405 * tree-vect-generic.c: Ditto.
16406 * tree-vect-patterns.c: Ditto.
16411 * wide-int-print.cc: Ditto.
16412 * wide-int.cc: Ditto.
16413 * wide-int.h: Ditto.
16415 2016-07-19 David Malcolm <dmalcolm@redhat.com>
16417 * selftest.c (selftest::assert_streq): Handle NULL values of
16418 val_actual and val_expected.
16420 2016-07-19 Martin Jambor <mjambor@suse.cz>
16423 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
16424 rather than cgraph_create_node to get a call graph node.
16426 2016-07-19 Richard Biener <rguenther@suse.de>
16428 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
16429 handle all tcc_constant bases and valueize SSA names.
16430 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
16431 tcc_constant bases.
16433 2016-07-19 David Malcolm <dmalcolm@redhat.com>
16435 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
16436 the flags of the exit block and bb2, not just the entry block.
16438 2016-07-19 Richard Biener <rguenther@suse.de>
16440 PR tree-optimization/71901
16441 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
16442 align member, group stuff with the bitfield.
16443 (vn_ref_op_align_unit): New inline.
16444 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
16445 record element alignment and operand 3 unchanged.
16446 (ao_ref_init_from_vn_reference): Adjust.
16447 (valueize_refs_1): Likewise.
16448 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
16450 2016-07-19 Richard Biener <rguenther@suse.de>
16452 PR tree-optimization/71908
16453 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
16454 symbolic constants in a more reliable way.
16456 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
16458 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
16460 (vect_update_inits_of_drs): Likewise.
16461 (vect_create_cond_for_alias_checks): Likewise.
16462 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
16464 2016-07-19 Richard Biener <rguenther@suse.de>
16467 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
16468 with an abstract origin that is not an inlined function outer
16469 scope add a self-reference as abstract origin.
16470 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
16472 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
16475 * config/rs6000/rs6000.c (rs6000_function_value): Fix
16476 unintentional System V.4 structure return breakage for structures
16477 with a single floating point element.
16479 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16481 PR tree-optimization/71734
16482 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
16483 contains REF, use it to check safelen, assume that safelen value
16484 must be greater 1, fix style.
16485 (ref_indep_loop_p_2): Add REF_LOOP argument.
16486 (ref_indep_loop_p): Pass LOOP as additional argument to
16487 ref_indep_loop_p_2.
16489 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
16491 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
16492 allocation in the prologue.
16493 * explow.c (get_dynamic_stack_base): New function to return an address
16494 expression for the dynamic stack base.
16495 (get_dynamic_stack_size): New function to do the required dynamic stack
16496 space size calculations.
16497 (allocate_dynamic_stack_space): Use new functions.
16498 (align_dynamic_address): Move some code from
16499 allocate_dynamic_stack_space to new function.
16500 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
16502 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16504 * config/s390/s390.c (s390_encode_section_info): Always set
16505 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
16508 2016-07-18 Richard Biener <rguenther@suse.de>
16510 PR tree-optimization/71893
16511 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
16512 for sizetype cast added by array_ref_element_size.
16513 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16515 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
16517 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
16518 register parameters. Remove code to initialize argument pointer
16519 on TARGET_64BIT. Optimize call to _mcount when it can be reached
16520 using a pc-relative branch. Cleanup conditional code.
16521 * config/pa/pa.md (call_mcount): New expander.
16522 (call_mcount_nonpic): New insn.
16523 (call_mcount_pic): New insn and split.
16524 (call_mcount_pic_post_reload): New insn.
16525 (call_mcount_64bit): New insn and split.
16526 (call_mcount_64bit_post_reload): New insn.
16528 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
16530 * config/avr/predicates.md (const_m255_to_m1_operand): New.
16531 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
16532 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
16533 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
16534 (*usum_widenqihi3, *udiff_widenqihi3)
16535 (*addhi3_zero_extend.const): New combiner insns.
16536 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
16537 just 1 bit is affected.
16538 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
16539 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
16541 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
16543 * omp-low.c (lower_omp_target): Mark data clauses with
16544 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
16545 zero-length subarrays.
16547 2016-07-15 Richard Biener <rguenther@suse.de>
16549 PR tree-optimization/71881
16550 * tree-loop-distribution.c (destroy_loop): Remove blocks in
16551 reverse DOM order to make debug temp generation happy.
16553 2016-07-15 Richard Biener <rguenther@suse.de>
16555 PR tree-optimization/71887
16556 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
16557 verify it is not zero for division / modulo handling.
16558 (value_replacement): Adjust.
16560 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
16561 Julian Brown <julian@codesourcery.com>
16563 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
16564 * config/aarch64/aarch64-cost-tables.h
16565 (vulcan_extra_costs): New variable.
16566 * config/aarch64/aarch64.c
16567 (vulcan_addrcost_table): Likewise.
16568 (vulcan_regmove_cost): Likewise.
16569 (vulcan_vector_cost): Likewise.
16570 (vulcan_branch_cost): Likewise.
16571 (vulcan_tunings): Likewise.
16573 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
16575 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
16576 (output_in_order): Loop over undefined variables too. Output them
16577 via assemble_undefined_decl. Skip variables that correspond to hard
16578 registers or have value-exprs.
16579 * varpool.c (symbol_table::output_variables): Handle undefined
16580 variables together with defined ones.
16582 2016-07-15 Richard Biener <rguenther@suse.de>
16584 * tree-ssa-pre.c (get_representative_for): Make sure to return
16585 the value number of SSA names.
16586 (phi_translate_1): get_representative_for cannot return NULL.
16587 (do_pre_regular_insertion): Remove redundant call to
16588 fully_constant_expression.
16589 (do_pre_partial_partial_insertion): Likewise.
16591 2016-07-15 Bin Cheng <bin.cheng@arm.com>
16593 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
16594 (derive_simple_iv_with_niters): New function.
16595 (simple_iv): Rewrite using simple_iv_with_niters.
16596 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
16597 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
16599 (number_of_iterations_exit): Rewrite using above function.
16600 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
16603 2016-07-15 Richard Biener <rguenther@suse.de>
16605 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
16606 vec_construct cost.
16608 2016-07-14 Jakub Jelinek <jakub@redhat.com>
16610 PR tree-optimization/71872
16611 * tree-data-ref.c (get_references_in_stmt): Ignore references
16612 with is_gimple_constant get_base_address.
16614 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16616 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
16617 (TARGET_HAVE_LDACQD): New macro.
16618 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
16619 than TARGET_HAVE_LDACQ.
16620 (arm_load_acquire_exclusivedi): Likewise.
16621 (arm_store_release_exclusivedi): Likewise.
16623 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16625 PR rtl-optimization/71878
16626 * lra-constraints.c (match_reload): Pass information about other
16627 output operands. Create new unique register value if matching input
16628 operand shares same register value as output operand being considered.
16629 (curr_insn_transform): Record output operands already processed.
16631 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16634 PR tree-optimization/70923
16635 * tree-vect-patterns.c: Include mult-synthesis.h.
16636 (target_supports_mult_synth_alg): New function.
16637 (synth_lshift_by_additions): Likewise.
16638 (apply_binop_and_append_stmt): Likewise.
16639 (vect_synth_mult_by_constant): Likewise.
16640 (target_has_vecop_for_code): Likewise.
16641 (vect_recog_mult_pattern): Use above functions to synthesize vector
16642 multiplication by integer constants.
16644 2016-07-14 Alan Modra <amodra@gmail.com>
16646 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
16647 gpr alternatives. Correct '*' placement on Y,r alternative.
16648 Add '*' on operand 1 of r,r alternative.
16650 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16652 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
16653 * expmed.h: ... Here.
16655 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
16657 * gimple.h (stmt_can_terminate_bb_p): New function.
16658 * tree-cfg.c (need_fake_edge_p): Rename to ...
16659 (stmt_can_terminate_bb_p): ... this; return true if stmt can
16660 throw external; handle const and pure calls.
16661 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
16663 2016-07-14 Richard Biener <rguenther@suse.de>
16665 PR tree-optimization/71866
16666 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
16667 (do_hoist_insertion): Avoid endless recursion when we
16668 didn't insert anything because we managed to simplify
16669 things down to a constant or SSA name.
16670 (fully_constant_expression): Re-write in terms of ...
16671 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
16672 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
16673 vn_nary_build_or_lookup_1.
16674 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
16675 (vn_nary_build_or_lookup): ... this which now wraps it.
16677 2016-07-14 Alan Modra <amodra@gmail.com>
16680 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
16681 with p9_vector override before power9-dform override.
16683 2016-07-13 Andi Kleen <ak@linux.intel.com>
16685 * value-prof.c (gimple_value_profile_transformations): Don't run
16686 when auto_profile is on.
16688 2016-07-13 Andi Kleen <ak@linux.intel.com>
16690 * auto-profile.c (update_inlined_ind_target,
16691 afdo_indirect_call): Print information to dump file.
16693 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
16695 * genrecog.c (special_predicate_operand_p): New function.
16696 (predicate_name): Move function.
16697 (validate_pattern): Don't warn about missing mode for all
16698 define_special_predicate predicates.
16700 2016-07-13 Bin Cheng <bin.cheng@arm.com>
16702 * tree-vect-data-refs.c (vect_no_alias_p): New function.
16703 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
16704 resolve alias checks which are known at compilation time.
16705 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
16706 alias checks are resolved. Move dump info for too many runtime
16707 alias checks to here...
16708 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
16710 2016-07-13 Richard Biener <rguenther@suse.de>
16712 PR tree-optimization/24574
16713 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
16714 position and add shift, rotate, divison and modulo support
16716 (value_replacement): Pass in argument position to absorbing_element_p.
16718 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
16721 * ipa-inline-transform.c (inline_call): Support
16722 instrumented thunks.
16724 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16726 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
16727 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
16729 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
16730 Baseline. Make initial alternative TARGET_32BIT only.
16731 (udivsi3): Likewise.
16732 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
16733 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
16736 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16738 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
16739 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
16740 availability with TARGET_HAVE_MOVT.
16741 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
16742 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
16743 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
16745 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
16746 extra instruction if MOVW is available. Use a cost variable
16747 incremented by COSTS_N_INSNS (1) when the condition match rather than
16748 returning an arithmetic expression based on COSTS_N_INSNS. Make
16749 constant with bottom half word zero cost 2 instruction if MOVW is
16751 * config/arm/arm.md (define_attr "arch"): Add v8mb.
16752 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
16753 target is ARMv8-M Baseline.
16754 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
16755 (arm_movtas_ze): Likewise.
16756 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
16757 alternative for constants satisfying j constraint.
16758 (thumb1_movsi_insn): Likewise.
16759 (movsi splitter for K alternative): Tighten condition to not trigger
16760 if movt is available and j constraint is satisfied.
16761 (Pe immediate splitter): Likewise.
16762 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
16763 constant fitting in an halfword to use MOVW.
16764 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
16767 2016-07-13 Richard Biener <rguenther@suse.de>
16769 PR middle-end/71104
16770 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
16771 gimplifying the LHS. Make sure to gimplify a returning twice
16772 call LHS without using SSA names.
16774 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16776 * tree-data-ref.c (find_data_references_in_stmt): Remove
16777 unnecessary call to vec::release.
16778 (graphite_find_data_references_in_stmt): Likewise.
16779 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
16780 * tree-vect-stmts.c (vectorizable_condition): Likewise.
16782 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16784 * cfgexpand.c (expand_used_vars): Make the type of a local
16786 * genmatch.c (lower_for): Likewise.
16787 * haifa-sched.c (haifa_sched_init): Likewise.
16788 (add_to_speculative_block): Likewise.
16789 (create_check_block_twin): Likewise.
16790 * predict.c (handle_missing_profiles): Likewise.
16791 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
16792 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
16793 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
16795 (maybe_lower_iteration_bound): Likewise.
16796 * tree-ssa-sccvn.c (DFS): Likewise.
16797 * tree-stdarg.c (reachable_at_most_once): Likewise.
16798 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
16799 (vectorizable_store): Likewise.
16801 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16803 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
16804 (sccvn_dom_walker): make cond_stack an auto_vec.
16806 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16808 * ree.c (struct ext_state): Make type of members auto_vec.
16809 (find_and_remove_re): Adjust.
16811 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16813 * cfgexpand.c (struct stack_vars_data): Make type of fields
16815 (expand_used_vars): Adjust.
16817 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16819 * ipa.c (record_cdtor_fn): Adjust.
16820 (build_cdtor_fns): Likewise.
16821 (ipa_cdtor_merge): Make static_ctors and static_dtors local
16824 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16826 * genextract.c (struct accum_extract): Add constructor and make
16828 (gen_insn): Adjust.
16830 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16832 * tree.c (struct free_lang_data_d): Add constructor and change
16833 types of members to ones that automatically manage resources.
16834 (fld_worklist_push): Adjust.
16835 (find_decls_types): Likewise.
16836 (find_decls_types_in_eh_region): Likewise.
16837 (free_lang_data_in_cgraph): Stop manually creating and
16838 destroying members of free_lang_data_d.
16840 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
16842 PR rtl-optimization/68961
16843 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
16844 peephole variant. Use sse_reg_operand predicates.
16846 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
16848 * config/i386/predicates.md (x86_64_immediate_operand)
16849 <case CONST_INT>: Remove unneeded truncation to DImode.
16850 <case CONST>: Ditto.
16851 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16853 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16856 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
16857 The xxperm and xxpermr instructions require that the 2nd input
16858 operand overlap with the output operand, and not the 1st.
16859 (altivec_vperm_v8hiv16qi): Likewise.
16860 (altivec_vperm_<mode>_uns_internal): Likewise.
16861 (altivec_vpermr_<mode>_internal): Likewise.
16862 (vperm_v8hiv4si): Likewise.
16863 (vperm_v16qiv8hi): Likewise.
16865 2016-07-12 Nathan Sidwell <nathan@acm.org>
16867 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
16868 when -mno-pic-data-is-text-relative is in effect, by default.
16869 * doc/invoke.texi (mpic-data-is-text-relative): Document new
16870 behavior and clarify.
16872 2016-07-12 Martin Liska <mliska@suse.cz>
16874 * params.def: Add avg-loop niter.
16875 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
16876 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
16877 * doc/invoke.texi: Document the new parameter.
16879 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16881 PR middle-end/71700
16882 * expr.c (store_constructor): Mask sign-extended bits when widening
16883 sub-word constructor element at the start of a word.
16885 2016-07-12 Martin Liska <mliska@suse.cz>
16887 * Makefile.in: Append rule for params-options.h.
16888 * params-options.h: New file.
16890 2016-07-12 Martin Liska <mliska@suse.cz>
16892 * ira-build.c (mark_loops_for_removal): Properly iterate
16895 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
16896 Richard Biener <rguenther@suse.de>
16898 PR tree-optimization/23286
16899 PR tree-optimization/70159
16900 * doc/invoke.texi: Document -fcode-hoisting.
16901 * common.opt (fcode-hoisting): New flag.
16902 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
16903 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
16904 (do_regular_insertion): Rename to ...
16905 (do_pre_regular_insertion): ... this and amend general comments
16906 on insertion strathegy.
16907 (do_partial_partial_insertion): Rename to ...
16908 (do_pre_partial_partial_insertion): ... this.
16909 (do_hoist_insertion): New function.
16910 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
16911 and call do_hoist_insertion properly.
16913 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
16914 (pass_pre::execute): Register hoist_insert stats.
16916 2016-07-12 Jakub Jelinek <jakub@redhat.com>
16918 PR middle-end/71716
16919 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
16920 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
16921 is different from mode's bitsize. Small cleanup.
16923 2016-07-12 Richard Biener <rguenther@suse.de>
16925 PR rtl-optimization/68961
16926 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
16927 to simplify to a non-constant.
16929 2016-07-11 Jakub Jelinek <jakub@redhat.com>
16931 PR middle-end/71758
16932 * omp-low.c (expand_omp_target): Gimplify device.
16934 PR tree-optimization/71823
16935 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
16936 to get vec_oprnds2 from op2.
16938 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
16940 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
16941 Hoist common subexpressions.
16942 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16944 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
16947 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
16948 prevent generation of 'stxsiwx' on pre Power8 hardware.
16950 2016-07-11 David Malcolm <dmalcolm@redhat.com>
16952 * input.c: Include cpplib.h.
16953 (selftest::temp_source_file): New class.
16954 (selftest::temp_source_file::temp_source_file): New ctor.
16955 (selftest::temp_source_file::~temp_source_file): New dtor.
16956 (selftest::should_have_column_data_p): New function.
16957 (selftest::test_should_have_column_data_p): New function.
16958 (selftest::temp_line_table): New class.
16959 (selftest::temp_line_table::temp_line_table): New ctor.
16960 (selftest::temp_line_table::~temp_line_table): New dtor.
16961 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
16962 it to create a temp_line_table.
16963 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
16964 locations that are known to have column data.
16965 (selftest::line_table_case): New struct.
16966 (selftest::test_reading_source_line): Move tempfile handling
16967 to class temp_source_file.
16968 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
16969 (selftest::assert_token_loc_eq): New function.
16970 (ASSERT_TOKEN_LOC_EQ): New macro.
16971 (selftest::test_lexer): New function.
16972 (selftest::boundary_locations): New array.
16973 (selftest::input_c_tests): Call test_should_have_column_data_p.
16974 Loop over a test matrix of interesting values of location and
16975 default_range_bits, calling test_lexer on each case in the matrix.
16976 Move call to test_accessing_ordinary_linemaps into the matrix.
16977 * selftest.h (ASSERT_EQ): Reimplement in terms of...
16978 (ASSERT_EQ_AT): New macro.
16980 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
16983 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
16984 Don't convert TImode in debug insn.
16986 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
16988 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
16989 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
16990 (tree_type_common::lang_flag_7): New.
16991 (tree_type_common::spare): Reduce size.
16992 * tree.h (TYPE_ALIGN_OK): Remove.
16993 (TYPE_LANG_FLAG_7): New.
16994 (get_inner_reference): Adjust header.
16995 * print-tree.c (print_node): Adjust.
16996 * expr.c (get_inner_reference): Remove parameter keep_aligning.
16997 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
16998 calls to get_inner_reference.
16999 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
17000 handling of TYPE_ALIGN_OK.
17001 * builtins.c (get_object_alignment_2): Adjust call to
17002 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
17003 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
17005 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
17006 * cfgexpand.c (expand_debug_expr): Likewise.
17007 * dbxout.c (dbxout_expand_expr): Likewise.
17008 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
17009 loc_list_from_tree, fortran_common): Likewise.
17010 * fold-const.c (optimize_bit_field_compare,
17011 decode_field_reference, fold_unary_loc, fold_comparison,
17012 split_address_to_core_and_offset): Likewise.
17013 * gimple-laddress.c (execute): Likewise.
17014 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
17015 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
17016 * hsa-gen.c (gen_hsa_addr): Likewise.
17017 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
17018 * tsan.c (instrument_expr): Likewise.
17019 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
17020 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
17021 * tree-affine.c (tree_to_aff_combination,
17022 get_inner_reference_aff): Adjust calls to get_inner_reference.
17023 * tree-data-ref.c (split_constant_offset_1,
17024 dr_analyze_innermost): Likewise.
17025 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
17026 * tree-sra.c (ipa_sra_check_caller): Likewise.
17027 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
17028 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
17029 bswap_replace): Likewise.
17030 * tree-vect-data-refs.c (vect_check_gather,
17031 vect_analyze_data_refs): Likewise.
17032 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
17033 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
17036 2016-07-11 David Malcolm <dmalcolm@redhat.com>
17038 * Makefile.in (selftest-valgrind): New phony target.
17039 * function-tests.c (selftest::build_cfg): Delete pass instances
17040 created by the test.
17041 (selftest::convert_to_ssa): Likewise.
17042 (selftest::test_expansion_to_rtl): Likewise.
17043 * tree-cfg.c (selftest::test_linear_chain): Release dominator
17045 (selftest::test_diamond): Likewise.
17047 2016-07-11 Richard Biener <rguenther@suse.de>
17049 PR tree-optimization/71816
17050 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
17051 than replacing all of its operands.
17053 2016-07-11 Alan Modra <amodra@gmail.com>
17055 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
17056 (ctr<mode>): Add unspec.
17057 (ctr<mode>_internal*): Likewise.
17059 2016-07-08 James Bowman <james.bowman@ftdichip.com>
17061 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
17062 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
17064 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
17066 PR rtl-optimization/71621
17067 * lra-constraints.c (process_alt_operands): Check combination of
17068 reg class and mode.
17070 2016-07-08 Jason Merrill <jason@redhat.com>
17071 Richard Biener <rguenther@suse.de>
17073 P0145: Refining Expression Order for C++.
17074 * gimplify.c (initial_rhs_predicate_for): New.
17075 (gimplfy_modify_expr): Gimplify RHS before LHS.
17077 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17080 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17081 Allow standard error handling to take over when a wrong number
17082 of arguments is presented to __builtin_vec_ld () or
17083 __builtin_vec_st ().
17085 2016-07-08 Jiong Wang <jiong.wang@arm.com>
17087 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
17092 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
17093 __builtin_aarch64_fmaxv2sf.
17094 (vmaxnmq_f32): Likewise.
17095 (vmaxnmq_f64): Likewise.
17096 (vminnm_f32): Likewise.
17097 (vminnmq_f32): Likewise.
17098 (vminnmq_f64): Likewise.
17100 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
17103 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
17104 enable -mfloat128-hardware by default.
17105 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
17106 that IEEE 128-bit hardware support needs.
17107 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
17108 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
17109 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
17110 floating point requires.
17111 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
17112 -mfloat128 and -mfloat128-hardware changes.
17114 2016-07-08 Alan Hayward <alan.hayward@arm.com>
17116 PR tree-optimization/71667
17117 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
17119 2016-07-08 Martin Liska <mliska@suse.cz>
17121 PR middle-end/71606
17122 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
17123 folding produces SAVE_EXPRs, thus return false for the type.
17125 2016-07-07 Martin Liska <mliska@suse.cz>
17127 * file-find.c (remove_prefix): New function.
17128 * file-find.h (remove_prefix): Declare the function.
17129 * gcc-ar.c (main): Skip a folder of the wrapper if
17130 a wrapped binary would point to the same file.
17132 2016-07-07 Jan Hubicka <jh@suse.cz>
17134 * tree-scalar-evolution.c (iv_can_overflow_p): export.
17135 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
17136 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
17138 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
17141 * ipa-inline-analysis.c (compute_inline_parameters): Set
17142 local.can_change_signature to false for intrumentation
17145 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17147 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
17148 with TARGET_HAVE_MOVT.
17149 (TARGET_HAVE_MOVT): Define.
17150 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
17151 availability with TARGET_HAVE_MOVT.
17152 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
17154 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
17156 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
17157 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
17158 * config/arm/constraints.md (define_constraint "j"): Use
17159 TARGET_HAVE_MOVT to check MOVT availability.
17161 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17163 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
17165 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17167 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
17168 (armv8-m.main): Likewise.
17169 (armv8-m.main+dsp): Likewise.
17170 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
17171 (FL_FOR_ARCH8M_MAIN): Likewise.
17172 * config/arm/arm-tables.opt: Regenerate.
17173 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
17174 armv8-m.main+dsp to BE8_LINK_SPEC.
17175 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
17176 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
17177 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
17178 Baseline and Mainline.
17179 (arm_option_override_internal): Also disable arm_restrict_it when
17180 !arm_arch_notm. Update comment for -munaligned-access to also cover
17182 (arm_file_start): Increase buffer size for printing architecture name.
17183 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
17184 and armv8-m.main+dsp.
17185 (mno-unaligned-access): Clarify that this is disabled by default for
17186 ARMv8-M Baseline architectures as well.
17188 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17190 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
17191 decide whether to prevent some libgcc routines being included for some
17192 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
17193 link between this condition and the one in
17194 libgcc/config/arm/lib1func.S.
17196 2016-07-07 Richard Biener <rguenther@suse.de>
17198 * tree-ssa-pre.c: Include alias.h.
17199 (compute_avail): If we have multiple VN_REFERENCEs with the
17200 same hashtable entry adjust that to make it a valid replacement
17201 for all of them with respect to alignment and aliasing
17202 when doing insertion.
17203 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
17204 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
17206 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
17210 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
17211 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
17214 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17216 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
17217 (adjust_mems): Adjust.
17218 (adjust_insn): Likewise.
17219 (prepare_call_arguments): Likewise.
17221 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17223 * gcse.c (struct ls_expr): Make stores field a vector.
17224 (ldst_entry): Adjust.
17225 (free_ldst_entry): Likewise.
17226 (print_ldst_list): Likewise.
17227 (compute_ld_motion_mems): Likewise.
17228 (update_ld_motion_stores): Likewise.
17230 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17232 * gcse.c (struct ls_expr): Remove loads field.
17233 (ldst_entry): Adjust.
17234 (free_ldst_entry): Likewise.
17235 (print_ldst_list): Likewise.
17236 (compute_ld_motion_mems): Likewise.
17238 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17240 * store-motion.c (struct st_expr): Make antic_stores a vector.
17241 (st_expr_entry): Adjust.
17242 (free_st_expr_entry): Likewise.
17243 (print_store_motion_mems): Likewise.
17244 (find_moveable_store): Likewise.
17245 (compute_store_table): Likewise.
17246 (remove_reachable_equiv_notes): Likewise.
17247 (replace_store_insn): Likewise.
17248 (build_store_vectors): Likewise.
17250 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17252 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
17253 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
17255 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
17257 PR tree-optimization/71518
17258 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
17259 misalign also for outer loops with negative step.
17261 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
17263 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
17264 (cortex_a53_shift): Add mov_shift.
17265 (cortex_a53_shift_reg): Add new reservation for register shifts.
17266 (cortex_a53_alu): Remove bfm.
17267 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
17268 (cortex_a53_alu_extr): Add new reservation for EXTR.
17269 (bypasses): Improve bypass modelling.
17271 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17274 * config/avr/avr.c (avr_asm_select_section): Strip off
17275 SECTION_DECLARED from flags when calling get_section.
17277 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17279 * tree-vectorizer.h (vect_memory_access_type): Add
17280 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
17281 * tree-vect-stmts.c (compare_step_with_zero): New function.
17282 (perm_mask_for_reverse): Move further up file.
17283 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
17285 (get_negative_load_store_type): New function.
17286 (get_load_store_type): Call it. Add an ncopies argument.
17287 (vectorizable_mask_load_store): Update call accordingly and
17288 remove tests for negative steps.
17289 (vectorizable_store, vectorizable_load): Likewise. Handle new
17290 memory_access_types.
17292 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17294 * tree-vectorizer.h (vect_memory_access_type): New enum.
17295 (_stmt_vec_info): Add a memory_access_type field.
17296 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
17297 (vect_model_store_cost): Take an access type instead of a boolean.
17298 (vect_model_load_cost): Likewise.
17299 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
17300 vect_model_store_cost and vect_model_load_cost.
17301 * tree-vect-stmts.c (vec_load_store_type): New enum.
17302 (vect_model_store_cost): Take an access type instead of a
17303 store_lanes_p boolean. Simplify tests.
17304 (vect_model_load_cost): Likewise, but for load_lanes_p.
17305 (get_group_load_store_type, get_load_store_type): New functions.
17306 (vectorizable_store): Use get_load_store_type. Record the access
17307 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
17308 (vectorizable_load): Likewise.
17309 (vectorizable_mask_load_store): Likewise. Replace is_store
17310 variable with vls_type.
17312 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17314 * tree-vectorizer.h (vect_grouped_load_supported): Add a
17315 single_element_p parameter.
17316 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
17317 Check the PR65518 case here rather than in vectorizable_load.
17318 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
17319 * tree-vect-stmts.c (vectorizable_load): Likewise.
17321 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17323 * tree-vectorizer.h (gather_scatter_info): New structure.
17324 (vect_check_gather_scatter): Return a bool rather than a decl.
17325 Replace return-by-pointer arguments with a single
17326 gather_scatter_info *.
17327 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
17328 (vect_analyze_data_refs): Update call accordingly.
17329 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
17330 (vectorizable_mask_load_store): Likewise. Also record the
17331 offset dt and vectype in the gather_scatter_info.
17332 (vectorizable_store): Likewise.
17333 (vectorizable_load): Likewise.
17335 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17337 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
17338 strided groups, use the cost of N scalar accesses instead
17339 of ncopies vector accesses.
17340 (vect_model_load_cost): Likewise.
17342 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17344 * tree-vect-stmts.c (vect_cost_group_size): Delete.
17345 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
17346 variable to indicate when once-per-group costs are being used.
17347 (vect_model_load_cost): Likewise. Fix comment and misindented code.
17349 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17351 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
17352 peeling-for-gaps condition.
17354 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17356 * config/s390/s390.c (s390_expand_vec_init): Force initializer
17357 element to register if it doesn't match general_operand.
17359 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
17360 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17362 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
17364 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
17365 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
17366 (SIGNBIT): New mode iterator.
17367 (Fsignbit): New mode attribute.
17368 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
17369 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
17370 when direct moves are available.
17371 (signbit<mode>2_dm): New define_insn_and_split).
17372 (signbit<mode>2_dm2): New define_insn.
17374 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17376 PR rtl-optimization/71594
17377 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
17378 into subregs of appropriate mode before trying to emit a conditional
17381 2016-07-05 Jan Hubicka <jh@suse.cz>
17383 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
17384 (simple_iv): Use it.
17386 2016-07-05 Jan Hubicka <jh@suse.cz>
17388 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
17390 2016-07-05 Jiong Wang <jiong.wang@arm.com>
17392 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
17395 2016-07-05 Jan Hubicka <jh@suse.cz>
17397 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
17400 2016-07-05 Richard Biener <rguenther@suse.de>
17402 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
17403 Handle empty else block.
17404 (is_feasible_trace): Likewise.
17405 (split_paths): Likewise.
17407 2016-07-05 Richard Biener <rguenther@suse.de>
17409 * tree-loop-distribution.c (distribute_loop): Fix issue with
17410 the cost model loop.
17412 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
17414 * config/arm/neon-testgen.ml: Delete.
17415 * config/arm/neon.ml: Delete.
17417 2016-07-04 Jakub Jelinek <jakub@redhat.com>
17420 * tree.c (attribute_value_equal): Use get_attribute_name instead of
17421 directly using TREE_PURPOSE.
17423 2016-07-04 Jiong Wang <jiong.wang@arm.com>
17425 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
17426 * config/aarch64/aarch64_neon.h: Likewise.
17427 * config/aarch64/arm_neon.h: Likewise.
17428 * config/aarch64/atomics.md: Likewise.
17429 * config/aarch64/aarch64-simd-builtins.def: Likewise.
17430 * doc/invoke.texi: Likewise.
17432 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
17434 * config/s390/s390.md: Add "z13" cpu_facility.
17435 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
17436 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
17437 condition" type instructions.
17439 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
17440 Jeff Law <law@redhat.com>
17442 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
17443 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
17445 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
17447 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
17448 permutation for TARGET_AVX512F.
17449 (ix86_expand_vec_one_operand_perm_avx512): New function.
17450 (expand_vec_perm_1): Invoke introduced function.
17451 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17452 it may be not valid after vectorization.
17454 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17457 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
17458 typo in comment. Only force to memory if it is a weak
17459 external reference.
17461 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
17462 Jiong Wang <jiong.wang@arm.com>
17464 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
17465 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
17466 (AARCH64_FL_F16): New.
17467 (AARCH64_FL_FOR_ARCH8_2): New.
17468 (AARCH64_ISA_8_2): New.
17469 (AARCH64_ISA_F16): New.
17470 (TARGET_FP_F16INST): New.
17471 (TARGET_SIMD_F16INST): New.
17472 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
17473 ("fp"): Disabling "fp" also disables "fp16".
17474 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
17475 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
17476 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
17477 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
17479 2016-07-04 Jan Beulich <jbeulich@suse.com>
17481 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
17483 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
17486 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
17487 the insns, use an insn form that does not adjust the offset on
17488 little endian systems.
17490 2016-07-01 Jan Beulich <jbeulich@suse.com>
17492 * varasm.c (get_variable_section): Validate initializer in
17493 named .bss-like sections.
17495 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
17497 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
17498 Exchange the order of the second and third operands in the vpermr
17499 instruction tmeplate.
17501 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
17504 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
17505 Disallow TDmode values.
17507 2016-07-01 Alan Modra <amodra@gmail.com>
17509 PR rtl-optimization/71709
17510 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
17511 being set, not referenced.
17513 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
17515 PR tree-optimization/70729
17516 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
17517 of loop since it can be not valid after transformation.
17519 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17521 * config/arm/arm.c (thumb_reload_in_hi): Delete.
17522 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
17524 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
17526 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
17529 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
17532 * config/rs6000/constraints.md (wY constraint): New constraint to
17533 match the requirements for the LXSD and STXSD instructions.
17534 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
17535 predicate to match the requirements for the LXSD and STXSD
17537 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
17538 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
17539 to make sure that the bottom 2 bits of offset are 0, the address
17540 form is offsettable, and no updating is done in the address mode.
17541 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
17542 (movdi_internal32): Likewise
17543 (movdi_internal64): Likewise.
17545 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17547 PR tree-optimization/71707
17548 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
17549 strinfo even for ADDR_EXPR ptr.
17551 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
17553 * config/rs6000/altivec.md (darn_32): Change the condition to
17554 TARGET_P9_MISC instead of TARGET_MODULO.
17555 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
17556 condition expression.
17557 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
17558 condition expression.
17559 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
17560 (DFP_TEST): New code iterator.
17561 (dfptstsfi_<code>_mode>): New define_expand.
17562 (*dfp_sgnfcnc_<mode>): New define_insn.
17563 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
17564 definition next to BU_P9_MISC_1 definition and change the MASK
17565 value to RS6000_BTM_P9_MISC.
17566 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
17567 (BU_P9_64BIT_MISC_0): Likewise.
17568 (BU_P9_DFP_MISC_0): New macro definition.
17569 (BU_P9_DFP_MISC_1): New macro definition.
17570 (BU_P9_DFP_MISC_2): New macro definition.
17571 (BU_P9_DFP_OVERLOAD_1): New macro definition.
17572 (BU_P9_DFP_OVERLOAD_2): New macro definition.
17573 (BU_P9_DFP_OVERLOAD_3): New macro definition.
17574 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
17575 (TSTSFI_LT_TD): Likewise.
17576 (TSTSFI_EQ_DD): Likewise.
17577 (TSTSFI_EQ_TD): Likewise.
17578 (TSTSFI_GT_DD): Likewise.
17579 (TSTSFI_GT_TD): Likewise.
17580 (TSTSFI_OV_DD): Likewise.
17581 (TSTSFI_OV_TD): Likewise.
17582 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
17583 (TSTSFI_LT_DD): Likewise.
17584 (TSTSFI_LT_TD): Likewise.
17585 (TSTSFI_EQ): Likewise.
17586 (TSTSFI_EQ_DD): Likewise.
17587 (TSTSFI_EQ_TD): Likewise.
17588 (TSTSFI_GT): Likewise.
17589 (TSTSFI_GT_DD): Likewise.
17590 (TSTSFI_GT_TD): Likewise.
17591 (TSTSFI_OV): Likewise.
17592 (TSTSFI_OV_DD): Likewise.
17593 (TSTSFI_OV_TD): Likewise.
17594 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17595 overloaded test significance functions.
17596 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17597 OPTION_MASK_P9_MISC into the representation of this mask.
17598 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
17600 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
17601 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
17603 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
17604 argument is a 6-bit unsigned literal value if the icode argument
17605 represents a DFP test significance built-in call.
17606 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
17607 flag used independently and in combination with the
17608 RS6000_BTM_64BIT flag.
17609 (rs6000_opt_masks): Add entry for power9-misc command-line option.
17610 (rs6000_builtin_mask_names): Add entry for power9-misc
17611 command-line option.
17612 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
17613 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
17614 RS6000_BTM_P9_MISC macros.
17615 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
17616 option and change the description of the -mpower9-vector option to
17617 enable only vector instructions, removing its erroneously claimed
17618 support for scalar instructions.
17619 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17620 the ISA 3.0 digital floating point test significance built-in
17623 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
17625 * config/aarch64/aarch64.c (cortexa35_tunings):
17626 Enable AES fusion. Use cortexa57_branch_cost.
17627 (cortexa53_tunings): Use cortexa57_branch_cost.
17628 (cortexa72_tunings): Use cortexa57_branch_cost.
17629 Use AUTOPREFETCHER_WEAK.
17630 (cortexa73_tunings): Use cortexa57_branch_cost.
17632 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17633 James Greenhalgh <james.greenhalgh@arm.com>
17635 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
17636 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
17637 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
17638 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
17639 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
17640 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
17641 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
17642 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
17643 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
17644 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
17645 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
17646 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
17647 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
17650 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
17651 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17653 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
17655 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
17657 2016-06-30 David Malcolm <dmalcolm@redhat.com>
17660 * gcc.c (driver::build_option_suggestions): Pass "option" to
17661 add_misspelling_candidates.
17662 * opts-common.c (add_misspelling_candidates): Add "option" param;
17663 use it to avoid adding negated forms for options marked with
17665 * opts.h (add_misspelling_candidates): Add "option" param.
17667 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17669 PR middle-end/71693
17670 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
17671 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
17672 first when permuting bitwise operation with rotate. Cast
17673 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
17675 2016-06-29 David Malcolm <dmalcolm@redhat.com>
17677 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
17678 for misspelled param names.
17679 * params.c: Include spellcheck.h.
17680 (find_param_fuzzy): New function.
17681 * params.h (find_param_fuzzy): New prototype.
17682 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
17683 * spellcheck.h (struct edit_distance_traits<const char *>):
17686 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
17688 * config/rs6000/predicates.md (const_0_to_7_operand): New
17689 predicate, recognize 0..7.
17690 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
17691 support for doing extracts from V16QImode, V8HImode, V4SImode
17693 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
17694 vector extract support.
17695 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
17696 for ISA 3.0 vector extract.
17697 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
17698 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
17699 extracts of a constant element number from small integer vectors
17700 on 64-bit ISA 3.0 systems.
17701 (vsx_extract_<mode>_di): Likewise.
17702 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
17703 say when we can do ISA 3.0 vector extracts.
17704 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
17705 registers, using the stxsiwx instruction.
17707 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
17709 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
17710 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
17711 qdf24xx_regmove_cost, qdf24xx_tunings): New.
17712 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
17713 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
17714 * config/arm/arm.c (arm_qdf24xx_tune): New.
17716 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
17718 * config/aarch64/aarch64.c (cortexa53_tunings):
17719 Increase loop alignment to 8. Set function alignment to 16.
17720 (cortexa35_tunings): Likewise.
17721 (cortexa57_tunings): Increase loop alignment to 8.
17722 (cortexa72_tunings): Likewise.
17723 (cortexa73_tunings): Likewise.
17725 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
17727 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
17728 for arm_fp16_ok and arm_fp16_hw.
17729 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
17730 arm_fp16_alternative.
17732 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
17734 PR tree-optimization/71655
17735 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
17736 types when swapping operands.
17738 2016-06-29 Martin Liska <mliska@suse.cz>
17740 PR middle-end/71585
17741 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
17742 * ipa-inline-transform.c (inline_call): Remove unnecessary call
17743 of build_optimization_node.
17745 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
17747 PR tree-optimization/70729
17748 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
17749 independent in loops having positive safelen value.
17750 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17751 it may be not valid after vectorization.
17753 2016-06-29 Jakub Jelinek <jakub@redhat.com>
17755 PR tree-optimization/71625
17756 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
17757 is sorted by ascending list->offset. If PTR is non-NULL and there is
17758 previous strinfo, call get_stridx_plus_constant.
17759 (get_stridx): Pass exp as second argument to get_addr_stridx.
17760 (addr_stridxptr): Add missing list = list->next, so that there can be
17761 more than one entries in the list. Bump limit from 16 to 32. Ensure
17762 the list is sorted by ascending list->offset.
17763 (get_stridx_plus_constant): Adjust so that it can be also called with
17764 ADDR_EXPR instead of SSA_NAME as PTR.
17765 (handle_char_store): Pass NULL_TREE as second argument to
17768 2016-06-29 Richard Biener <rguenther@suse.de>
17770 PR rtl-optimization/68961
17771 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
17773 2016-06-29 Richard Biener <rguenther@suse.de>
17775 PR middle-end/71002
17776 * alias.c (component_uses_parent_alias_set_from): Handle
17777 type punning through union accesses by using the union alias set.
17778 * gimple.c (gimple_get_alias_set): Remove union type punning case.
17780 2016-07-29 Richard Biener <rguenther@suse.de>
17782 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
17783 precision not matching mode precision.
17785 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
17787 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
17788 pa_output_arg_descriptor.
17789 (call_val_symref_64bit_post_reload): Likewise.
17790 (call_val_powf_64bit_post_reload): Likewise.
17791 (sibcall_internal_symref_64bit): Likewise.
17792 (sibcall_value_internal_symref_64bit): Likewise.
17794 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17796 PR middle-end/71626
17797 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
17798 a constant, force its SUBREG_REG into memory or register instead
17801 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17804 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
17805 * doc/invoke.texi (AVR Options): Document it.
17807 2016-06-28 Walter Lee <walt@tilera.com>
17809 * config/tilegx/linux.h: Do not include arch/icache.h
17810 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17811 * config/tilepro/linux.h: Do not include arch/icache.h
17812 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17814 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
17816 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
17817 for big-endian BIT_FIELD_REF.
17819 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
17821 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
17822 ('size' attribute): Add '128'.
17824 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
17825 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
17826 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
17827 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
17828 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
17829 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
17830 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
17831 *trunc<mode>df2_odd): Set size attribute to '128'.
17832 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
17833 * config/rs6000/power6.md (power6-fp): Include dfp type.
17834 * config/rs6000/power7.md (power7-fp): Likewise.
17835 * config/rs6000/power8.md (power8-fp): Likewise.
17836 * config/rs6000/power9.md: New file.
17837 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
17838 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
17839 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
17841 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
17842 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
17843 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
17844 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
17845 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
17846 dfp_dscri_<mode>): Change type attribute to dfp.
17847 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
17848 attribute to vecsimple.
17849 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
17850 and prefetch streams.
17851 (rs6000_option_override_internal): Remove temporary code setting
17852 tuning to power8. Don't set rs6000_sched_groups for power9.
17853 (last_scheduled_insn): Change to rtx_insn *.
17854 (divide_cnt, vec_load_pendulum): New variables.
17855 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
17856 (rs6000_issue_rate): Set issue rate for Power9.
17857 (is_power9_pairable_vec_type): New.
17858 (power9_sched_reorder2): New.
17859 (rs6000_sched_reorder2): Call new function for Power9 specific
17861 (insn_must_be_first_in_group): Remove Power9.
17862 (insn_must_be_last_in_group): Likewise.
17863 (force_new_group): Likewise.
17864 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
17865 Initialize divide_cnt/vec_load_pendulum.
17866 (_rs6000_sched_context, rs6000_init_sched_context,
17867 rs6000_set_sched_context): Handle context save/restore of new
17870 2016-06-28 Richard Biener <rguenther@suse.de>
17872 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
17873 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
17874 COMPONENT_REF operand.
17875 (nonoverlapping_component_refs_p): Likewise.
17876 * stor-layout.c (start_bitfield_representative): Mark
17877 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
17879 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17881 * Makefile.in: Don't cat ../stage_current if it does not exist.
17883 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
17884 last argument is a bit-field.
17886 PR rtl-optimization/71673
17887 * internal-fn.c (expand_arith_overflow_result_store): Use
17888 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
17889 expand_simple_binop.
17891 PR middle-end/66867
17892 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
17893 expand_ifn_atomic_compare_exchange): New functions.
17894 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
17895 * tree.h (build_call_expr_internal_loc): Rename to ...
17896 (build_call_expr_internal_loc_array): ... this. Fix up type of
17898 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
17899 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
17900 ATOMIC_COMPARE_EXCHANGE result.
17901 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
17902 * gimple-fold.h (optimize_atomic_compare_exchange_p,
17903 fold_builtin_atomic_compare_exchange): New prototypes.
17904 * gimple-fold.c (optimize_atomic_compare_exchange_p,
17905 fold_builtin_atomic_compare_exchange): New functions..
17906 * tree-ssa.c (execute_update_addresses_taken): If
17907 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
17908 of call when finding addressable vars, and if such var becomes
17909 non-addressable, call fold_builtin_atomic_compare_exchange.
17911 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
17914 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
17915 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
17917 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
17919 * config/rs6000/rs6000.md ('type' attribute): Add
17920 veclogical,veccmpfx,vecexts,vecmove insn types.
17921 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
17922 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
17923 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
17924 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
17925 *nabs<mode>2_hw): Change type to vecmove.
17926 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
17927 *boolcc<mode>3_internal, *eqv<mode>3_internal,
17928 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
17929 *ieee_128bit_vsx_abs<mode>2_internal,
17930 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
17931 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
17932 *ieee128_mtvsrd_32bit): Change type to veclogical.
17933 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
17934 *movdi_internal32, *movdi_internal64): Update insn types.
17935 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
17936 vsx_extract_<mode>): Change type to veclogical.
17937 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
17938 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
17939 *vsx_sign_extend_si_v2di): Change type to vecexts.
17940 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
17941 type to veclogical.
17942 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
17943 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
17944 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
17945 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
17946 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
17947 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
17948 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
17949 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
17950 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
17951 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
17952 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
17953 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
17954 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
17955 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
17956 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
17957 (ppc7450-vecsimple): Add veclogical, vecmove.
17958 (ppc7450-veccmp): Add veccmpfx.
17959 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
17961 (ppc8540_vector_compare): Add veccmpfx.
17962 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
17963 * config/rs6000/cell.md (cell-fp): Add fpsimple.
17964 (cell-vecsimple): Add veclogical, vecmove.
17965 (cell-veccmp): Add veccmpfx.
17966 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
17967 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
17969 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
17970 * config/rs6000/power4.md (power4-fp): Add fpsimple.
17971 (power4-vecsimple): Add veclogical, vecmove.
17972 (power4-veccmp): Add veccmpfx.
17973 * config/rs6000/power5.md (power5-fp): Add fpsimple.
17974 * config/rs6000/power6.md (power6-fp): Add fpsimple.
17975 (power6-vecsimple): Add veclogical, vecmove.
17976 (power6-veccmp): Add veccmpfx.
17977 * config/rs6000/power7.md (power7-fp): Add fpsimple.
17978 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
17979 * config/rs6000/power8.md (power8-fp): Add fpsimple.
17980 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
17981 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
17982 * config/rs6000/titan.md (titan_fp): Add fpsimple.
17983 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
17985 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
17987 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
17990 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17991 OPTION_MASK_P9_DFORM_VECTOR.
17992 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
17993 disable -mpower9-dform-vector when using reload.
17994 (quad_address_p): Remove 'gpr_p' argument and all associated code.
17995 New 'strict' argument. Update all callers. Add strict addressing
17997 (rs6000_legitimate_offset_address_p): Remove call to
17998 virtual_stack_registers_memory_p.
17999 (rs6000_legitimize_reload_address): Add quad address support.
18000 (rs6000_legitimate_address_p): Move call to quad_address_p above
18001 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
18002 to account for new strict usage.
18003 (rs6000_output_move_128bit): Adjust quad_address_p args to account
18004 for new strict usage.
18005 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
18007 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
18014 * config/i386/i386.c (ix86_spill_class): Disable condition to
18015 always return NO_REGS.
18017 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
18019 * predict.c: Include gimple-pretty-print.h
18020 (predicted_by_loop_heuristics_p): Check also
18021 PRED_LOOP_EXIT_WITH_RECURSION
18022 (predict_loops): Find self recursive calls and use special purpose
18023 predictors for them; dump log about decisions.
18024 (pass_profile::execute): Dump info about #of iterations.
18025 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
18026 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
18028 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
18030 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
18031 output_asm_insn calls and shorten long lines. Output .CALL
18032 argument descriptor using pa_output_arg_descriptor. Add various
18033 inline $$dyncall and other optimizations.
18034 (pa_attr_length_indirect_call): Adjust ordering and lengths.
18036 2016-06-25 Jakub Jelinek <jakub@redhat.com>
18038 PR tree-optimization/71643
18039 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
18042 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
18043 leak a bitmap if dep_bb is NULL.
18045 PR tree-optimization/71631
18046 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
18047 to rewrite_expr_tree even if negate_result, move new_lhs var
18048 declaration and initialization earlier, for powi_result set afterwards
18049 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
18050 if new_lhs != lhs, and don't shadow gsi var.
18052 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
18054 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
18055 Add in_loop parameter.
18056 (predict_loops): Add loop guard heuristics.
18057 * predict.def (PRED_LOOP_GUARD): New heuristics.
18059 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
18061 * predict.c: Include ipa-utils.h
18062 (tree_bb_level_prediction): Predict recursive calls.
18063 (tree_estimate_probability_bb): Skip inexpensive calls for call
18065 * predict.def (PRED_RECURSIVE_CALL): New.
18067 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18069 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
18070 (BU_FLOAT128_1): Likewise.
18072 (COPYSIGNQ): Likewise.
18073 (RS6000_BUILTIN_NANQ): Likewise.
18074 (RS6000_BUILTIN_NANSQ): Likewise.
18075 (RS6000_BUILTIN_INFQ): Likewise.
18076 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
18077 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
18078 (TARGET_FOLD_BUILTIN): New #define.
18079 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
18080 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
18081 (rs6000_fold_builtin): New target hook implementation, handling
18082 folding of 128-bit NaNs and infinities.
18083 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
18084 entries are filled in to avoid problems during bootstrap
18085 self-test; define builtins for 128-bit NaNs and infinities.
18086 (rs6000_opt_mask): Add entry for float128.
18087 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
18088 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
18089 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
18090 (const_str_type_node): New #define.
18091 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
18092 to a define_expand that dispatches to either copysign<mode>3_soft
18093 or copysign<mode>3_hard.
18094 (copysign<mode>3_hard): Rename from copysign<mode>3.
18095 (copysign<mode>3_soft): New define_insn.
18096 * doc/extend.texi: Document new builtins.
18098 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18100 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
18101 PRIu64 instead of lu.
18103 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
18106 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
18107 copy the type name.
18109 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18111 PR tree-optimization/71647
18112 * omp-low.c (lower_rec_input_clauses): Convert
18113 omp_clause_aligned_alignment (c) to size_type_node for the
18114 last argument of __builtin_assume_aligned.
18116 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
18118 * configure.ac (calling ___tls_get_addr via GOT): New
18119 assembler/linker check.
18120 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
18121 assembler and linker supports calling ___tls_get_addr via GOT.
18122 Otherise, defined to 0.
18123 * config.in: Regenerated.
18124 * configure: Likewise.
18125 * config/i386/constraints.md (Yb): New constraint.
18126 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
18127 (REG_CLASS_NAMES): Likewise.
18128 (REG_CLASS_CONTENTS): Likewise.
18129 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
18130 the b constraint with the Yb constraint. Call ___tls_get_addr
18131 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
18133 (*tls_local_dynamic_base_32_gnu): Likewise.
18134 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
18135 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
18136 (*tls_local_dynamic_base_64_<mode>): Likewise.
18138 2016-06-24 Martin Liska <mliska@suse.cz>
18140 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
18141 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
18143 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
18144 argument to true if the expected number of iterations is
18147 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
18149 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
18150 assemble for 32bit target.
18151 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
18152 and $ld_ix86_gld_32_opt to link for 32bit target.
18153 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
18154 * configure: Regenerate.
18156 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18158 * config/arm/arm.c (int_log2): Delete definition and prototype.
18159 (shift_op): Use exact_log2 instead of int_log2.
18160 (vfp3_const_double_for_fract_bits): Likewise.
18162 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18164 * internal-fn.c (expand_arith_set_overflow): New function.
18165 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
18167 (expand_arith_overflow_result_store): Likewise. Handle precision
18168 smaller than mode precision.
18169 * tree-vrp.c (extract_range_basic): For imag part, handle
18170 properly signed 1-bit precision result.
18171 * doc/extend.texi (__builtin_add_overflow): Document that last
18172 argument can't be pointer to enumerated or boolean type.
18173 (__builtin_add_overflow_p): Document that last argument can't
18174 have enumerated or boolean type.
18176 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18177 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18179 * config/rs6000/predicates.md (splat_input_operand): Rework.
18180 Don't allow constants, since the insns that use this predicate
18181 don't support constants. Constants are handled by other insns
18182 that are created via combine. During and after register
18183 allocation, only allow indexed or indirect addresses, and not
18184 general addresses. Only allow modes supported by the hardware.
18185 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
18186 comment. Move check for using VSPLTIS<x> to a common location,
18187 instead of doing it in two different places.
18189 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
18191 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18192 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
18193 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
18194 signature_CENTAUR_ebx.
18196 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
18200 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
18201 (as_ix86_gas_32_opt): This.
18202 (ld_ix86_tls_ldm_opt): Renamed to ...
18203 (ld_ix86_gld_32_opt): This.
18204 (R_386_TLS_LDM reloc): Updated.
18205 (R_386_GOT32X reloc): New assembler/linker check.
18206 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
18207 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
18209 * config.in: Regenerated.
18210 * configure: Likewise.
18211 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
18212 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
18213 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
18214 if ix86_force_load_from_GOT_p returns true.
18215 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
18216 ix86_force_load_from_GOT_p returns true.
18217 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
18218 the external function address via the GOT slot.
18219 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
18220 HAVE_AS_IX86_GOT32X before returning false.
18221 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
18222 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
18224 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
18226 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
18228 2016-06-23 Andi Kleen <ak@linux.intel.com>
18230 * Makefile.in: Regenerate.
18231 * doc/install.texi: Document autoprofiledbootstrap.
18233 2016-06-23 Andi Kleen <ak@linux.intel.com>
18235 * config/i386/gcc-auto-profile: New file.
18237 2016-06-23 Martin Liska <mliska@suse.cz>
18239 PR middle-end/71619
18240 * predict.c (predict_loops): Revert the hunk that was removed
18243 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
18245 * config.gcc: Add support for arm*-*-phoenix* targets.
18246 * config/arm/t-phoenix: New.
18247 * config/phoenix.h: New.
18249 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
18250 H.J. Lu <hongjiu.lu@intel.com>
18253 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
18254 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
18255 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
18256 ix86_force_load_from_GOT_p returns true.
18257 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
18258 ix86_force_load_from_GOT_p returns true.
18259 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
18260 ix86_force_load_from_GOT_p returns true.
18261 (ix86_expand_move): Load the external function address via the
18262 GOT slot if ix86_force_load_from_GOT_p returns true.
18263 * config/i386/predicates.md (x86_64_immediate_operand): Return
18264 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
18265 (x86_64_zext_immediate_operand): Ditto.
18267 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
18269 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
18271 2016-06-22 David Malcolm <dmalcolm@redhat.com>
18274 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
18275 * diagnostic.c (pedwarn_at_rich_loc): New function.
18276 * spellcheck.h (best_match::best_match): Add a
18277 "best_distance_so_far" optional parameter.
18278 (best_match::set_best_so_far): New method.
18279 (best_match::get_best_distance): New accessor.
18280 (best_match::get_best_candidate_length): New accessor.
18282 2016-06-22 Nick Clifton <nickc@redhat.com>
18284 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
18285 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
18286 modes are accepted as well.
18287 (ucompare_loc_descriptor): Likewise.
18288 (minmax_loc_descriptor): Likewise.
18289 (clz_loc_descriptor): Likewise.
18290 (popcount_loc_descriptor): Likewise.
18291 (bswap_loc_descriptor): Likewise.
18292 (rotate_loc_descriptor): Likewise.
18293 (mem_loc_descriptor): Likewise.
18294 (loc_descriptor): Likewise.
18296 2016-06-22 David Malcolm <dmalcolm@redhat.com>
18298 * common.opt (fdiagnostics-parseable-fixits): New option.
18299 * diagnostic.c: Include "selftest.h".
18300 (print_escaped_string): New function.
18301 (print_parseable_fixits): New function.
18302 (diagnostic_report_diagnostic): Call print_parseable_fixits.
18303 (selftest::assert_print_escaped_string): New function.
18304 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
18305 (selftest::test_print_escaped_string): New function.
18306 (selftest::test_print_parseable_fixits_none): New function.
18307 (selftest::test_print_parseable_fixits_insert): New function.
18308 (selftest::test_print_parseable_fixits_remove): New function.
18309 (selftest::test_print_parseable_fixits_replace): New function.
18310 (selftest::diagnostic_c_tests): New function.
18311 * diagnostic.h (struct diagnostic_context): Add field
18312 "parseable_fixits_p".
18313 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
18314 -fdiagnostics-parseable-fixits.
18315 (-fdiagnostics-parseable-fixits): New option.
18316 * opts.c (common_handle_option): Handle
18317 -fdiagnostics-parseable-fixits.
18318 * selftest-run-tests.c (selftest::run_tests): Call
18319 selftest::diagnostic_c_tests.
18320 * selftest.h (selftest::diagnostic_c_tests): New prototype.
18322 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
18324 PR tree-optimization/71488
18325 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
18326 comparison of boolean vectors.
18327 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
18328 of boolean vectors using bitwise operations.
18330 2016-06-22 Andreas Schwab <schwab@suse.de>
18332 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
18333 Remove declaration.
18335 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
18337 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
18339 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
18341 * config/i386/i386.c (print_reg): Emit an error message on attempt to
18344 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18346 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
18347 * config/arm/arm-cores.def (cortex-a73): New entry.
18348 (cortex-a73.cortex-a35): Likewise.
18349 (cortex-a73.cortex-a53): Likewise.
18350 * config/arm/arm-tables.opt: Regenerate.
18351 * config/arm/arm-tune.md: Likewise.
18352 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
18353 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
18354 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
18355 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
18356 * doc/invoke.texi (ARM Options): Document cortex-a73,
18357 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
18359 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18361 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
18362 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
18363 (cortex-a73.cortex-a35): Likewise.
18364 (cortex-a73.cortex-a53): Likewise.
18365 * config/aarch64/aarch64-tune.md: Regenerate.
18366 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
18367 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
18370 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18372 * configure.ac (gcc_cv_as_compress_debug): Remove
18373 --compress-debug-sections as extra as switch.
18374 Handle gas --compress-debug-sections=type.
18375 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
18376 Handle gld --compress-debug-sections=type.
18377 * configure: Regenerate.
18379 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
18381 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
18383 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
18385 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
18386 (do_rewrite): likewise.
18388 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18390 * common/config/mep/mep-common.c: Remove.
18391 * config.gcc: Remove mep-* support.
18392 * config/mep/constraints.md: Remove.
18393 * config/mep/default.h: Remove.
18394 * config/mep/intrinsics.h: Remove.
18395 * config/mep/intrinsics.md: Remove.
18396 * config/mep/ivc2-template.h: Remove.
18397 * config/mep/mep-c5.cpu: Remove.
18398 * config/mep/mep-core.cpu: Remove.
18399 * config/mep/mep-default.cpu: Remove.
18400 * config/mep/mep-ext-cop.cpu: Remove.
18401 * config/mep/mep-intrin.h: Remove.
18402 * config/mep/mep-ivc2.cpu: Remove.
18403 * config/mep/mep-pragma.c: Remove.
18404 * config/mep/mep-protos.h: Remove.
18405 * config/mep/mep.c: Remove.
18406 * config/mep/mep.cpu: Remove.
18407 * config/mep/mep.h: Remove.
18408 * config/mep/mep.md: Remove.
18409 * config/mep/mep.opt: Remove.
18410 * config/mep/predicates.md: Remove.
18411 * config/mep/t-mep: Remove.
18412 * doc/install.texi: Remove mep-* documentation.
18413 * doc/md.texi: Likewise.
18415 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18417 * config.gcc: Remove support for avr-rtems.
18418 * config/avr/gen-avr-mmcu-specs.c: Likewise.
18419 * config/avr/rtems.h: Remove.
18420 * config/avr/t-rtems: Remove.
18422 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18424 * config.gcc: Remove m32r-rtems support.
18425 * config/m32r/rtems.h: Remove.
18427 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18429 * config.gcc: Remove h8300-rtems support.
18430 * config/h8300/rtems.h: Remove.
18431 * config/h8300/t-rtems: Remove.
18433 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18435 * config.gcc: Remove support for knetbsd.
18436 * configure.ac: Likewise.
18437 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
18438 * config/knetbsd-gnu.h: Remove.
18439 * configure: Regenerate.
18441 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18443 * config.gcc: Remove support for openbsd 2 and 3.
18444 * config/openbsd-oldgas.h: Remove.
18446 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18448 * config.gcc: Remove interix support.
18449 * config/i386/i386-interix.h: Remove.
18450 * config/i386/interix.opt: Remove.
18451 * config/i386/t-interix: Remove.
18452 * configure: Regenerate.
18453 * configure.ac: Remove interix support.
18454 * doc/install.texi: Remove interix documentation.
18456 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
18458 * config/rs6000/rs6000.h: Add conditional preprocessing directives
18459 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
18462 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
18464 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
18465 they are both PLACEHOLDER_EXPRs.
18467 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18469 * stor-layout.c (layout_type): Move setting complex MODE to
18470 layout_type, instead of setting it ahead of time by the caller.
18471 * tree.c (build_complex_type): Likewise.
18473 2016-06-21 Martin Liska <mliska@suse.cz>
18475 * predict.c (force_edge_cold): Replace imposisble with
18478 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
18480 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
18481 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
18483 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
18485 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
18487 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
18488 Ilya Enkovich <ilya.enkovich@intel.com>
18491 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
18492 New member function to convert V1TImode register to SUBREG
18493 TImode in debug insn.
18494 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
18495 after changing register mode to V1TImode.
18497 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
18499 * config/aarch64/aarch64-cores.def (vulcan): New core.
18500 * config/aarch64/aarch64-tune.md: Regenerate.
18501 * doc/invoke.texi: Document vulcan as an available option.
18503 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
18505 * cse.c (canon_asm_operands): New function extracted from...
18506 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
18507 either standalone or member of a PARALLEL.
18509 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
18512 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
18513 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
18514 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
18516 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
18519 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
18520 constant addresses if can_create_pseudo_p.
18522 2016-06-21 Jakub Jelinek <jakub@redhat.com>
18524 PR tree-optimization/71588
18525 * tree-ssa-strlen.c (valid_builtin_call): New function.
18526 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
18529 2016-06-20 Jakub Jelinek <jakub@redhat.com>
18531 PR middle-end/71581
18532 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
18533 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
18534 for conversion of scalar user var to complex type and use the
18535 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
18538 PR rtl-optimization/71591
18539 * toplev.c (toplev::run_self_tests): If no_backend, complain and
18540 don't run any tests.
18542 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
18545 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
18546 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
18547 space for PIC with non-v32 and the common non-PIC "jump".
18549 2016-06-20 Jakub Jelinek <jakub@redhat.com>
18552 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
18553 returned values and add UN*/LTGT/*ORDERED cases with values matching
18554 D operand modifier on vcmp for AVX.
18556 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18558 * config/aarch64/aarch64.opt
18559 (mpc-relative-literal-loads): Rename internal option name.
18560 * config/aarch64/aarch64.c
18561 (aarch64_nopcrelative_literal_loads): Rename to
18562 aarch64_pcrelative_literal_loads.
18563 (aarch64_expand_mov_immediate): Likewise.
18564 (aarch64_secondary_reload): Likewise.
18565 (aarch64_can_use_per_function_literal_pools_p): Likewise.
18566 (aarch64_override_options_after_change_1): Rename and simplify logic.
18567 (aarch64_classify_symbol): Merge large model checks into switch,
18568 remove pc-relative load check.
18570 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18572 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
18573 costs relative to the cost of a register move.
18575 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18577 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
18578 (vcvt_n_f64_u64): Likewise.
18579 (vcvt_n_s64_f64): Likewise.
18580 (vcvt_n_u64_f64): Likewise.
18581 (vcvt_f64_s64): Likewise.
18582 (vrecpe_f64): Likewise.
18583 (vcvt_f64_u64): Likewise.
18584 (vrecps_f64): Likewise.
18586 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18588 * config/aarch64/aarch64.md
18589 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
18591 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
18593 * config/aarch64/aarch64-builtins.c
18594 (aarch64_types_binop_uss_qualifiers): Delete.
18595 (TYPES_BINOP_USS): Likewise.
18596 (aarch64_types_binop_sus_qualifiers): Likewise.
18597 (TYPES_BINOP_SUS): Likewise.
18598 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
18599 (TYPES_FCVTIMM_SUS): Likewise.
18600 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
18602 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
18603 (fcvtzs): Use SHIFTIMM rather than BINOP.
18604 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
18606 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18608 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
18609 costs relative to the cost of a register move.
18611 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18613 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
18614 Allow scalar/single vector modes to be tieable.
18616 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18618 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
18620 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18622 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
18624 * tree.h (TYPE_ALIGN): Likewise.
18626 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18629 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
18631 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18633 * config/avr/avr.c (avr_print_operand): Fix "format not a string
18634 literal" build warnings.
18635 (avr_print_operand_address): Dito.
18637 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
18640 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
18641 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
18643 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
18645 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
18647 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
18650 * reload1.c (reload): Pass 0 to finish_spills when called because
18651 update_eliminables_and_spill returns true and remove did_spill.
18652 (finish_spills): Adjust comment and document GLOBAL parameter.
18654 2016-06-17 DJ Delorie <dj@redhat.com>
18657 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
18658 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
18659 (umulqihi3_virt): Likewise.
18660 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
18661 (umulqihi3_real): Likewise.
18663 2016-06-17 Martin Liska <mliska@suse.cz>
18665 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
18667 2016-06-17 Martin Liska <mliska@suse.cz>
18669 * predict.def: PRED_LOOP_EXIT from 92 to 85.
18671 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
18673 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
18675 (vaddq_f32): Likewise.
18676 (vmul_f32): Likewise.
18677 (vmulq_f32): Likewise.
18678 (vsub_f32): Likewise.
18679 (vsubq_f32): Likewise.
18681 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18683 PR tree-optimization/71347
18684 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
18685 cost for all uses in group.
18687 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18689 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
18690 insert gimple seq if it's not empty.
18692 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18694 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
18696 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
18697 rather than OFFSET.
18698 (comp_dr_with_seg_len_pair): Ditto.
18699 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
18700 struct dr_with_seg_len_pair against DR_OFFSET.
18701 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
18702 DR_OFFSET directly.
18704 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
18706 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
18708 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
18710 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
18711 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
18712 (pa_output_millicode_call): Likewise.
18713 (pa_output_call): Likewise.
18714 (pa_output_indirect_call): Likewise.
18715 (pa_asm_output_mi_thunk): Likewise.
18717 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18719 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
18721 2016-06-16 Martin Liska <mliska@suse.cz>
18723 * predict.c (combine_predictions_for_insn): When we find a first
18724 match predictor, we should consider just predictors with
18725 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
18726 DS theory predictor.
18727 (combine_predictions_for_bb): Likewise.
18729 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18731 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
18732 with base of reference to struct.
18734 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18736 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
18738 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18741 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
18742 progmem_swtable_section.
18743 (progmem_swtable_section): Remove.
18744 (avr_asm_function_rodata_section): Remove.
18745 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
18746 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
18748 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
18750 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18751 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
18752 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
18753 signature_CENTAUR_ebx.
18754 * config/i386/i386.c (ix86_option_override_internal): Add
18755 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
18756 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
18757 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
18759 2016-06-16 Martin Liska <mliska@suse.cz>
18761 * predict.def: Add fortran loop preheader predictor.
18762 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
18763 fold IFN_BUILTIN_EXPECT with a known constant argument.
18765 2016-06-16 Martin Liska <mliska@suse.cz>
18767 * predict.def: Add 'Fortran' to display text of all
18768 PRED_FORTRAN_* predictors.
18770 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18773 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
18774 [IA64_BUILTIN_NANSQ]: Ditto.
18775 (ia64_fold_builtin): New function.
18776 (TARGET_FOLD_BUILTIN): New define.
18777 (ia64_init_builtins) Declare const_string_type node.
18778 Add __builtin_nanq and __builtin_nansq builtin functions.
18779 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
18781 2016-06-16 Nick Clifton <nickc@redhat.com>
18783 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
18784 MSP430_HWMULT_ prefix to enum values.
18785 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
18786 * config/msp430/msp430.c: Update use of enum values.
18787 * config/msp430/msp430.md: Likewise.
18788 * config/msp430/msp430.opt: Likewise.
18790 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
18792 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
18793 of comparsions in the last iteration.
18795 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18796 Joern Rennecke <joern.rennecke@embecosm.com>
18798 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
18800 (arc_needs_pcl_p): Add GOTOFFPC.
18801 (arc_legitimate_pic_addr_p): Likewise.
18802 (arc_output_pic_addr_const): Likewise.
18803 (arc_legitimize_pic_address): Generate a pc-relative address using
18805 (arc_output_libcall): Use @pcl syntax.
18806 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
18807 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
18808 (*movsi_insn): Use @pcl syntax.
18809 (doloop_begin_i): Likewise.
18811 2016-06-16 Martin Liska <mliska@suse.cz>
18813 * predict.def: Define a new predictor.
18815 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18817 * config/arc/arc.opt (mtp-regno): Update text.
18819 2016-06-16 Renlin Li <renlin.li@arm.com>
18821 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
18823 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18826 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
18827 (setcc + and peephole2): Likewise.
18829 PR rtl-optimization/71532
18830 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
18833 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
18835 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
18836 DImode constants with XXSPLTIB in vector registers.
18837 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
18838 vsx_extract_<mode>_internal{1,2} into a single insn that handles
18839 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
18840 extraction of the element at the top of the register as a scalar
18842 (vsx_extract_<mode>_internal1): Likewise.
18843 (vsx_extract_<mode>_internal2): Likewise.
18844 * config/rs6000/constraints.md (wi constraint): Remove a comment
18845 about DImode not being allowed in Altivec registers.
18846 (wB constraint): New constraint for constants that can be
18847 generated in Altivec registers with VSPLTISW/VUPKHSW.
18848 * config/rs6000/predicates.md (xxspltib_constant_split): Update
18850 (xxspltib_constant_nosplit): Likewise.
18851 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
18852 support for -mupper-regs-di to enable DImode to go into Altivec
18854 (POWERPC_MASKS): Likewise.
18855 (power7 cpu): Likewise.
18856 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
18857 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
18858 for DImode being allowed in Altivec registers. Update wi/wj
18859 constraints. Set scalar_in_vmx_p flag.
18860 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
18861 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
18862 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
18863 (rs6000_opt_masks): Add -mupper-regs-di.
18864 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
18865 direct move to use wi and not wj.
18866 (lfiwzx): Likewise.
18867 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
18869 (floatunssi<mode>2_lfiwzx_mem): Likewise.
18870 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
18871 any VSX register, instead of just Altivec registers, to allow
18872 either operand to be an Altivec register or both.
18873 (fixuns_trunc<mode>di2_fctiduz): Likewise.
18874 (movdi_internal32): Add support for -mupper-regs-di. Add support
18875 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
18876 the alternatives and attributes to be lined up to be easier to
18878 (movdi_internal64): Likewise.
18879 (64-bit DImode splitters): Change predicates to only split loading
18880 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
18881 load constants in ISA 3.0 or ISA 2.07 respectively.
18882 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
18883 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
18884 mention -mcpu=power9 sets these options.
18885 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
18888 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
18891 * config/avr/avr.c (avr_set_current_function): Warn misspelled
18892 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
18893 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
18894 by default to warn misspelled interrupt/ signal handler.
18895 * doc/invoke.texi (AVR Options): Document it. Update description
18896 for -nodevicelib option.
18898 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18900 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
18901 up parentheses. Use GET_MODE_UNIT_BITSIZE.
18902 (aarch64_<sur>shll2_n<mode>): Likewise.
18904 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
18906 PR middle-end/71529
18907 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
18908 DECL_CONTEXT for copied arguments.
18910 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18912 PR tree-optimization/71483
18913 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
18916 2016-06-15 Martin Liska <mliska@suse.cz>
18918 * predict.c (tree_predict_by_opcode): Call predict_edge_def
18919 instead of predict_edge w/o a probability.
18921 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18923 PR tree-optimization/71439
18924 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
18927 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18929 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
18930 register subregs in SET_SRC.
18932 2016-06-15 Richard Biener <rguenther@suse.de>
18934 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
18935 store restrictions.
18937 2016-06-15 Richard Biener <rguenther@suse.de>
18939 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
18940 not consider dependences between accesses that belong to the
18942 (vect_analyze_data_ref_dependences): Do not analyze read-read
18943 or self-dependences.
18945 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18947 * spellcheck-tree.c: Include spellcheck-tree.h rather than
18949 (find_closest_identifier): Reimplement in terms of
18950 best_match<tree,tree>.
18951 * spellcheck-tree.h: New file.
18952 * spellcheck.c (struct edit_distance_traits<const char *>): New
18954 (find_closest_string): Reimplement in terms of
18955 best_match<const char *, const char *>.
18956 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
18957 overload to spellcheck-tree.h.
18958 (find_closest_identifier): Likewise.
18959 (struct edit_distance_traits<T>): New template.
18960 (class best_match): New class.
18962 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18964 * selftest-run-tests.c (selftest::run_tests): Call
18965 selftest::spellcheck_tree_c_tests.
18966 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
18967 * spellcheck-tree.c: Include selftest.h and stringpool.h.
18968 (selftest::test_find_closest_identifier): New function.
18969 (selftest::spellcheck_tree_c_tests): New function.
18970 * spellcheck.c (selftest::test_find_closest_string): Verify that
18971 the order of the vec does not affect the results for this case.
18972 (selftest::test_data): New array.
18973 (selftest::test_metric_conditions): New function.
18974 (selftest::spellcheck_c_tests): Add a test of case-comparison.
18975 Call selftest::test_metric_conditions.
18977 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18979 * config/rs6000/rs6000-builtin.def (commentary): Typo.
18980 (BU_P9_MISC_1): Likewise.
18981 (BU_P9_64BIT_MISC_0): Likewise.
18982 (BU_P9_MISC_0): Likewise.
18984 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18986 * gcc-rich-location.c
18987 (gcc_rich_location::add_fixit_misspelled_id): New method.
18988 * gcc-rich-location.h
18989 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
18991 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
18993 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
18994 FreeBSD 11 and above.
18996 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
18998 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
19000 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19002 * expmed.h: Close parenthesis in "at your option" in copyright
19004 * lower-subreg.h: Likewise.
19006 2016-06-14 Richard Biener <rguenther@suse.de>
19008 PR middle-end/71526
19009 * genmatch.c (expr::gen_transform): Use in_type for comparisons
19012 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19014 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
19016 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
19017 mask+shift version.
19018 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
19020 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
19021 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
19023 2016-06-14 Richard Biener <rguenther@suse.de>
19025 PR tree-optimization/71522
19026 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
19027 copying into float copying.
19029 2016-06-14 Jakub Jelinek <jakub@redhat.com>
19031 PR tree-optimization/71520
19032 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
19033 (replace_block_by): Move user labels from bb1 to bb2.
19035 2016-06-14 Richard Biener <rguenther@suse.de>
19037 PR middle-end/71310
19039 * expr.h (get_bit_range): Declare.
19040 * expr.c (get_bit_range): Export.
19041 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
19042 word_mode again to constrain the bitfield access.
19044 2016-06-14 Richard Biener <rguenther@suse.de>
19046 PR tree-optimization/71521
19047 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
19048 division int_const_binop against zero divisor.
19050 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19052 * config/i386/i386.md (signbittf2): New expander.
19053 * config/i386/sse.md (ptesttf2): New insn pattern.
19055 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19058 * input.c (selftest::test_reading_source_line): Avoid reading from
19059 __FILE__ by creating a tempfile with known content and reading
19062 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19064 * pretty-print.c (assert_pp_format_colored): Skip the test if
19066 (test_pp_format): Remove comment about GCC_COLORS.
19068 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19070 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
19071 * pretty-print.c (assert_pp_format_va): Add location param and use
19072 it with ASSERT_STREQ_AT.
19073 (assert_pp_format): Add location param and pass it to
19074 assert_pp_format_va.
19075 (assert_pp_format_colored): Likewise.
19076 (ASSERT_PP_FORMAT_1): New.
19077 (ASSERT_PP_FORMAT_2): New.
19078 (ASSERT_PP_FORMAT_3): New.
19079 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
19080 explicitly, or implicitly via the above macros.
19081 * selftest.c (selftest::pass): Use a selftest::location rather
19082 than file and line.
19083 (selftest::fail): Likewise. Print the function name.
19084 (selftest::fail_formatted): Likewise.
19085 (selftest::assert_streq): Use a selftest::location rather than
19087 * selftest.h (selftest::location): New struct.
19088 (SELFTEST_LOCATION): New macro.
19089 (selftest::pass): Accept a const location & rather than file
19091 (selftest::fail): Likewise.
19092 (selftest::fail_formatted): Likewise.
19093 (selftest::assert_streq): Likewise.
19094 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
19095 (ASSERT_FALSE): Likewise.
19096 (ASSERT_EQ): Likewise.
19097 (ASSERT_NE): Likewise.
19098 (ASSERT_STREQ): Likewise.
19099 (ASSERT_PRED1): Likewise.
19100 (ASSERT_STREQ_AT): New macro.
19102 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19104 * selftest.c (selftest::fail_formatted): New function.
19105 (selftest::assert_streq): New function.
19106 * selftest.h (selftests::fail_formatted): New decl.
19107 (selftest::assert_streq): New decl.
19108 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
19110 2016-06-13 Jeff Law <law@redhat.com>
19112 PR tree-optimization/71403
19113 * tree-ssa-threadbackward.c
19114 (convert_and_register_jump_thread_path): No longer accept reference
19115 to path. Do not pop items off the path anymore.
19116 (fsm_find_control_statement_thread_paths): Do not allow threading
19117 to a deeper loop nest. Pop the last item off the path here rather
19118 than in convert_and_register_jump_thread_path.
19120 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19121 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
19123 [AArch64] Emit division using the Newton series
19125 * config/aarch64/aarch64-protos.h
19126 (cpu_approx_modes): Add new member "division".
19127 (aarch64_emit_approx_div): Declare new function.
19128 * config/aarch64/aarch64.c
19129 (generic_approx_modes): New member "division".
19130 (exynosm1_approx_modes): Likewise.
19131 (xgene1_approx_modes): Likewise.
19132 (aarch64_emit_approx_div): Define new function.
19133 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
19134 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
19135 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
19136 * doc/invoke.texi (-mlow-precision-div): Describe new option.
19138 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19139 Wilco Dijkstra <wilco.dijkstra@arm.com>
19141 [AArch64] Emit square root using the Newton series
19143 * config/aarch64/aarch64-protos.h
19144 (aarch64_emit_approx_rsqrt): Replace with new function
19145 "aarch64_emit_approx_sqrt".
19146 (cpu_approx_modes): New member "sqrt".
19147 * config/aarch64/aarch64.c
19148 (generic_approx_modes): New member "sqrt".
19149 (exynosm1_approx_modes): Likewise.
19150 (xgene1_approx_modes): Likewise.
19151 (aarch64_emit_approx_rsqrt): Replace with new function
19152 "aarch64_emit_approx_sqrt".
19153 (aarch64_override_options_after_change_1): Handle new option.
19154 * config/aarch64/aarch64-simd.md
19155 (rsqrt<mode>2): Use new function instead.
19156 (sqrt<mode>2): New expansion and insn definitions.
19157 * config/aarch64/aarch64.md: Likewise.
19158 * config/aarch64/aarch64.opt
19159 (mlow-precision-sqrt): Add new option description.
19160 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
19162 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19164 [AArch64] Add more choices for the reciprocal square root approximation
19166 Allow a target to prefer such operation depending on the operation mode.
19168 * config/aarch64/aarch64-protos.h
19169 (AARCH64_APPROX_MODE): New macro.
19170 (AARCH64_APPROX_{NONE,ALL}): Likewise.
19171 (cpu_approx_modes): New structure.
19172 (tune_params): New member "approx_modes".
19173 * config/aarch64/aarch64-tuning-flags.def
19174 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
19175 * config/aarch64/aarch64.c
19176 (generic_approx_modes): New core "cpu_approx_modes" structure.
19177 (exynosm1_approx_modes): Likewise.
19178 (xgene1_approx_modes): Likewise.
19179 (generic_tunings): New member "approx_modes".
19180 (cortexa35_tunings): Likewise.
19181 (cortexa53_tunings): Likewise.
19182 (cortexa57_tunings): Likewise.
19183 (cortexa72_tunings): Likewise.
19184 (exynosm1_tunings): Likewise.
19185 (thunderx_tunings): Likewise.
19186 (xgene1_tunings): Likewise.
19187 (use_rsqrt_p): New argument for the mode and use new member from
19189 (aarch64_builtin_reciprocal): Devise mode from builtin.
19190 (aarch64_optab_supported_p): New argument for the mode.
19191 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
19193 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
19195 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
19196 RS6000_BTM_MODULO flag into the set of flags that are considered
19197 to be part of the common configuration.
19199 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
19201 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
19202 difference unsigned.
19203 (vec_absdb): New macro for vector absolute difference unsigned
19205 (vec_absdh): New macro for vector absolute difference unsigned
19207 (vec_absdw): New macro for vector absolute difference unsigned word.
19208 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
19209 (vadu<mode>3): New insn.
19210 (*p9_vadu<mode>3): New insn.
19211 * config/rs6000/rs6000-builtin.def (vadub): New built-in
19213 (vaduh): New built-in definition.
19214 (vaduw): New built-in definition.
19215 (vadu): New overloaded built-in definition.
19216 (vadub): New overloaded built-in definition.
19217 (vaduh): New overloaded built-in definition.
19218 (vaduw): New overloaded built-in definition.
19219 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19220 overloaded vector absolute difference unsigned functions.
19221 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
19222 the ISA 3.0 vector absolute difference unsigned built-in functions.
19224 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
19226 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
19227 update shared_lookup_references only once after changing operands.
19229 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
19231 PR middle-end/71373
19232 * tree-nested.c (convert_nonlocal_omp_clauses)
19233 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
19235 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
19236 * tree.def (CASE_LABEL_EXPR): Likewise.
19238 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
19241 * input.c (test_builtins): Fix an assertion.
19243 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19245 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
19246 (paritysi2): Ditto.
19248 (isinf<mode>2): Ditto.
19250 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19252 * ggc-tests.c (test_finalization): Only test need_finalization_p
19253 for GCC_VERSION >= 4003.
19255 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19257 * config/s390/vecintrin.h: Fix file description in comment.
19259 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19261 * config/s390/s390-builtin-types.def: Change builtin type naming
19262 scheme to match builtin-types.def.
19264 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
19266 * fold-const.c (optimize_minmax_comparison): Remove.
19267 (fold_comparison): Remove call to the above.
19268 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
19269 New transformations.
19271 2016-06-13 Alan Hayward <alan.hayward@arm.com>
19273 PR tree-optimization/71416
19274 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
19277 2016-06-13 Martin Liska <mliska@suse.cz>
19279 * predict.c (enum predictor_reason): Prefix enum with REASON_.
19280 (combine_predictions_for_insn): Likewise.
19281 (prune_predictions_for_bb): Likewise.
19282 (combine_predictions_for_bb): Likewise.
19284 2016-06-13 Richard Biener <rguenther@suse.de>
19286 PR tree-optimization/71505
19287 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
19288 assert match comment.
19290 2016-06-13 Marek Polacek <polacek@redhat.com>
19292 PR middle-end/71476
19293 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
19294 gimplify_switch_expr.
19295 (warn_switch_unreachable_r): New function.
19297 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19300 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
19303 2016-06-13 Richard Biener <rguenther@suse.de>
19305 PR middle-end/64516
19306 * fold-const.c (fold_unary_loc): Preserve alignment when
19307 folding a VIEW_CONVERT_EXPR into a MEM_REF.
19309 2016-06-13 Martin Liska <mliska@suse.cz>
19312 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
19313 w/ -fsanitize=bounds.
19315 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
19317 * config/i386/i386.c (ix86_init_builtins): Calculate
19318 FLOAT128_FTYPE_CONST_STRING function type only once.
19319 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
19320 built-in functions are available for x86-32 and x86-64 targets.
19322 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
19325 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
19326 New primitive type.
19327 (FLOAT128_FTYPE_CONST_STRING): New function type.
19328 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
19329 [IX86_BUILTIN_NANSQ]: Ditto.
19330 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
19331 (ix86_init_builtin_types): Declare const_string_type_node.
19332 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
19334 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
19335 * doc/extend.texi (x86 Built-in Functions): Document
19336 __builtin_nanq and __builtin_nansq.
19338 2016-06-11 Jiong Wang <jiong.wang@arm.com>
19341 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
19342 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
19343 length for pop patterns.
19344 (arm_attr_length_push_multi): Update comments.
19345 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
19347 (*pop_multiple_with_writeback_and_return): Likewise.
19348 (*pop_multiple_with_return): Likewise.
19350 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
19352 PR middle-end/71310
19353 * fold-const.c (optimize_bit_field_compare): Don't try to use
19354 word_mode unconditionally for reading the bit field, look at
19355 DECL_BIT_FIELD_REPRESENTATIVE instead.
19357 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
19359 PR middle-end/71478
19360 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
19361 vector integer type.
19363 2016-06-10 Jakub Jelinek <jakub@redhat.com>
19365 PR middle-end/71494
19366 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
19367 without LABEL_DECL, set *handled_ops_p to false instead of true.
19369 2016-06-10 Martin Sebor <msebor@redhat.com>
19372 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
19373 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
19374 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
19376 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
19377 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
19378 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
19379 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
19380 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
19381 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
19382 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
19383 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
19385 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
19387 * config/arm/arm.h (pool_vector_label,
19388 return_used_this_function): Remove.
19390 2016-06-10 Jeff Law <law@redhat.com>
19392 PR tree-optimization/71335
19393 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
19394 zero length paths here.
19395 (convert_and_register_jump_thread_path): Remove hacks related to
19396 duplicated blocks in the jump thread path.
19397 (fsm_find_control_statement_thread_paths): Avoid putting the same
19398 block on the thread path twice, but ensure the thread path is
19399 unchanged from the caller's point of view.
19401 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
19403 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
19404 * predict.def (PRED_LOOP_BRANCH): Remove.
19406 2016-06-10 David Malcolm <dmalcolm@redhat.com>
19408 * Makefile.in (OBJS): Add ggc-tests.o.
19409 (GTFILES): Add ggc-tests.c.
19410 * ggc-tests.c: New file.
19411 * selftest-run-tests.c (selftest::run_tests): Call
19412 selftest::ggc_tests_c_tests.
19413 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
19415 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
19417 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
19419 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
19422 * varasm.c (place_block_symbol): Adjust alignment for asan protected
19423 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
19425 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
19427 * profile.c: Include cfgloop.h.
19428 (branch_prob): Compute estimated number of iterations.
19429 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
19430 recompute estimate number of iterations from profile.
19432 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
19434 PR inline-asm/68843
19435 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
19436 must be grouped on top of stack. Don't force early clobber
19437 on ordinary reg outputs.
19439 2016-06-10 Richard Biener <rguenther@suse.de>
19441 * targhooks.c (default_builtin_vectorization_cost): Adjust
19442 vec_construct cost.
19444 2016-06-10 Richard Biener <rguenther@suse.de>
19446 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
19447 to fold the RHS to a constant if possible.
19449 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
19451 PR middle-end/71373
19452 * tree-nested.c (convert_nonlocal_omp_clauses)
19453 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
19454 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
19455 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
19457 * gimplify.c (gimplify_adjust_omp_clauses): Discard
19459 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
19461 * omp-low.c (scan_sharing_clauses): Don't expect
19462 OMP_CLAUSE__CACHE_.
19464 2016-06-10 Alan Hayward <alan.hayward@arm.com>
19466 PR tree-optimization/71407
19467 PR tree-optimization/71416
19468 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
19469 BIT_FIELD_REF type.
19471 2016-06-10 Richard Biener <rguenther@suse.de>
19473 PR middle-end/71477
19474 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
19476 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
19478 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
19480 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
19481 Jiong Wang <jiong.wang@arm.com>
19483 PR rtl-optimization/70751
19484 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
19485 spilled into memory.
19487 2016-06-09 Jonathan Yong <10walls@gmail.com>
19490 2015-09-21 Jonathan Yong <10walls@gmail.com>
19492 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
19493 sysroot/usr/lib/32api for additional win32 libraries,
19494 fixes failing Cygwin bootstrapping.
19496 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
19498 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
19501 2016-06-09 David Malcolm <dmalcolm@redhat.com>
19504 * pretty-print.c (pp_indent): Specify that %p is printed in a
19505 host-dependent manner.
19506 (test_pp_format): Remove the test for %p.
19508 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
19510 * config/mips/mips.c (mips_output_jump): Fix formatting.
19512 2016-06-09 Richard Biener <rguenther@suse.de>
19514 PR tree-optimization/71462
19515 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
19518 2016-06-09 Martin Liska <mliska@suse.cz>
19520 * predict.c (dump_prediction): Add new argument.
19521 (enum predictor_reason): New enum.
19522 (struct predictor_hash): New struct.
19523 (predictor_hash::hash): New function.
19524 (predictor_hash::equal): Likewise.
19525 (not_removed_prediction_p): New function.
19526 (prune_predictions_for_bb): Likewise.
19527 (combine_predictions_for_bb): Prune predictions.
19529 2016-06-09 Martin Liska <mliska@suse.cz>
19531 * predict.c (filter_predictions): New function.
19532 (remove_predictions_associated_with_edge): Use the filter
19534 (equal_edge_p): New function.
19536 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
19538 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
19539 Correct usage of @samp vs @option, add @samp where appropriate.
19540 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
19541 Add armv6s-m and document it, as it is no official ARM name.
19543 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19545 * ifcvt.c (struct noce_if_info): Add transform_name field.
19546 (noce_try_move): Set if_info->transform_name to the function name.
19547 (noce_try_ifelse_collapse): Likewise.
19548 (noce_try_store_flag): Likewise.
19549 (noce_try_inverse_constants): Likewise.
19550 (noce_try_store_flag_constants): Likewise.
19551 (noce_try_addcc): Likewise.
19552 (noce_try_store_flag_mask): Likewise.
19553 (noce_try_cmove): Likewise.
19554 (noce_try_cmove_arith): Likewise.
19555 (noce_try_minmax): Likewise.
19556 (noce_try_abs): Likewise.
19557 (noce_try_sign_mask): Likewise.
19558 (noce_try_bitop): Likewise.
19559 (noce_convert_multiple_sets): Likewise.
19560 (noce_process_if_block): Print if_info->transform_name to
19561 dump_file if transformation succeeded.
19563 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19565 * config/arm/cortex-a57.md (cortex_a57_alu):
19568 2016-06-08 Martin Sebor <msebor@redhat.com>
19569 Jakub Jelinek <jakub@redhat.com>
19573 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
19574 BUILT_IN_MUL_OVERFLOW_P): New builtins.
19575 * builtins.c: Include gimple-fold.h.
19576 (fold_builtin_arith_overflow): Handle
19577 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
19578 (fold_builtin_3): Likewise.
19579 * doc/extend.texi (Integer Overflow Builtins): Document
19580 __builtin_{add,sub,mul}_overflow_p.
19582 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
19584 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
19585 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
19587 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
19589 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
19590 Rewrite, looking one level down for records and arrays.
19592 2016-06-08 David Malcolm <dmalcolm@redhat.com>
19594 * pretty-print.c: Include "selftest.h".
19595 (pp_format): Fix comment.
19596 (identifier_to_locale): Likewise.
19597 (selftest::test_basic_printing): New function.
19598 (selftest::assert_pp_format): New function.
19599 (selftest::test_pp_format): New function.
19600 (selftest::pretty_print_c_tests): New function.
19601 * selftest-run-tests.c (selftest::run_tests): Call
19602 selftest::pretty_print_c_tests.
19603 * selftest.h (pretty_print_c_tests): New declaration.
19605 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19607 * invoke.texi (max-loop-headers-insns): Document.
19608 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
19609 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
19610 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
19612 2016-06-08 Richard Biener <rguenther@suse.de>
19614 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
19615 on strided SLP loads and fall back to scalar loads in case
19616 we can't chunk them.
19618 2016-06-08 Richard Biener <rguenther@suse.de>
19620 PR tree-optimization/71452
19621 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
19622 type used for the SSA rewrite has enough precision to cover
19623 the dynamic type of the location.
19625 2016-06-08 Jakub Jelinek <jakub@redhat.com>
19626 Richard Biener <rguenther@suse.de>
19629 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
19630 the same as DECL_P (base0) for indirect_base0. Use equality_code
19631 in one further place.
19633 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
19635 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
19636 to one word if the field is known to overlap other words.
19637 (extract_bit_field_1): Likewise.
19638 (store_split_bit_field): Remove compensating code.
19639 (extract_split_bit_field): Likewise.
19641 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
19645 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
19647 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19649 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
19651 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
19652 (arch64_addpv4sf): Delete.
19653 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
19654 "gen_aarch64_addpv4sf".
19655 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
19657 (vpadds_f32): Likewise.
19658 (vpaddq_f32): Likewise.
19659 (vpaddq_f64): Likewise.
19661 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19663 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
19665 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
19666 to VALLF. Rename to "fabd<mode>3".
19667 "*fabd_scalar<mode>3): Delete.
19668 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
19670 (vabdd_f64): Likewise.
19671 (vabd_f32): Likewise.
19672 (vabd_f64): Likewise.
19673 (vabdq_f32): Likewise.
19674 (vabdq_f64): Likewise.
19676 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19678 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
19680 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
19681 "aarch64_rsqrts<mode>".
19682 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
19683 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
19685 (vrsqrtsd_f64): Likewise.
19686 (vrsqrts_f32): Likewise.
19687 (vrsqrts_f64): Likewise.
19688 (vrsqrtsq_f32): Likewise.
19689 (vrsqrtsq_f64): Likewise.
19691 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19693 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
19695 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
19696 "aarch64_rsqrte<mode>".
19697 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
19698 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
19700 (vrsqrted_f64): Likewise.
19701 (vrsqrte_f32): Likewise.
19702 (vrsqrte_f64): Likewise.
19703 (vrsqrteq_f32): Likewise.
19704 (vrsqrteq_f64): Likewise.
19706 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19708 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
19710 (fcvtzs): Likewise.
19711 (fcvtzu): Likewise.
19712 * config/aarch64/aarch64-simd.md
19713 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
19714 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
19715 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
19717 (vcvt_n_f32_u32): Likewise.
19718 (vcvt_n_s32_f32): Likewise.
19719 (vcvt_n_u32_f32): Likewise.
19720 (vcvtq_n_f32_s32): Likewise.
19721 (vcvtq_n_f32_u32): Likewise.
19722 (vcvtq_n_f64_s64): Likewise.
19723 (vcvtq_n_f64_u64): Likewise.
19724 (vcvtq_n_s32_f32): Likewise.
19725 (vcvtq_n_s64_f64): Likewise.
19726 (vcvtq_n_u32_f32): Likewise.
19727 (vcvtq_n_u64_f64): Likewise.
19728 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
19729 (VSDQ_SDI): Likewise.
19730 (fcvt_target): Support V4DI, V4SI and V2SI.
19731 (FCVT_TARGET): Likewise.
19733 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19735 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
19736 (TYPES_BINOP_SUS): Likewise.
19737 (aarch64_simd_builtin_data): Update include file name.
19738 (aarch64_builtins): Likewise.
19739 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
19740 for conversion between scalar float-point and fixed-point.
19742 (fcvtzs): Likewise.
19743 (fcvtzu): Likewise.
19744 * config/aarch64/aarch64.md
19745 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
19746 pattern for conversion between scalar float to fixed-pointer.
19747 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
19748 (UNSPEC_FCVTZS): New UNSPEC enumeration.
19749 (UNSPEC_FCVTZU): Likewise.
19750 (UNSPEC_SCVTF): Likewise.
19751 (UNSPEC_UCVTF): Likewise.
19752 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
19754 (vcvtd_n_f64_u64): Likewise.
19755 (vcvtd_n_s64_f64): Likewise.
19756 (vcvtd_n_u64_f64): Likewise.
19757 (vcvtd_n_f32_s32): Likewise.
19758 (vcvts_n_f32_u32): Likewise.
19759 (vcvtd_n_s32_f32): Likewise.
19760 (vcvts_n_u32_f32): Likewise.
19761 * config/aarch64/iterators.md (fcvt_target): Support integer to float
19763 (FCVT_TARGET): Likewise.
19764 (FCVT_FIXED2F): New iterator.
19765 (FCVT_F2FIXED): Likewise.
19766 (fcvt_fixed_insn): New define_int_attr.
19768 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19770 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
19771 some statements was removed.
19773 2016-06-08 Alan Hayward <alan.hayward@arm.com>
19775 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
19776 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
19777 (vect_can_advance_ivs_p): likewise.
19778 (vect_update_ivs_after_vectorizer): likewise.
19779 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
19780 (vect_analyze_scalar_cycles_1): likewise.
19781 (vect_analyze_loop_operations): likewise.
19782 (report_vect_op): likewise.
19783 (vect_is_slp_reduction): likewise.
19784 (vect_is_simple_reduction): likewise.
19785 (get_initial_def_for_induction): likewise.
19786 (vect_transform_loop): likewise.
19787 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
19788 (vect_recog_sad_pattern): likewise.
19789 (vect_recog_widen_sum_pattern): likewise.
19790 (vect_recog_widening_pattern): likewise.
19791 (vect_recog_divmod_pattern): likewise.
19792 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
19793 (vect_analyze_slp_instance): likewise.
19794 (vect_transform_slp_perm_load): likewise.
19795 (vect_schedule_slp_instance): likewise.
19797 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19799 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
19800 (return_prediction): PRED_CONST_RETURN predict return as not taken.
19801 * predict.def (PRED_CONTINUE): Change hitrate 50->67
19802 (PRED_LOOP_BRANCH): Document predictor as broken.
19803 (PRED_LOOP_EXIT): Change hitrate 91->92.
19804 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
19805 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
19806 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
19807 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
19808 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
19809 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
19810 (PRED_CALL): Chane hitrate 71->67.
19811 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
19812 (PRED_GOTO): Document as unused right now.
19813 (PRED_CONST_RETURN): Change hitrate 67->69
19814 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
19815 (PRED_NULL_RETURN): Change hitrate 91->90.
19816 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
19817 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
19818 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
19820 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
19822 * config/rs6000/altivec.h: Add __builtin_vec_mul.
19823 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
19824 special case Altivec builtin.
19825 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
19826 VSX_BUILTIN_VEC_MUL (replaced with special case code).
19827 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19828 code for ALTIVEC_BUILTIN_VEC_MUL.
19829 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19830 for __builtin_vec_mul.
19832 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
19834 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
19837 2016-06-07 David Malcolm <dmalcolm@redhat.com>
19839 * spellcheck.c (selftest::test_find_closest_string): New function.
19840 (spellcheck_c_tests): Call the above.
19842 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19844 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
19846 2016-06-07 Jakub Jelinek <jakub@redhat.com>
19848 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
19849 Yv=Yv,C alternatives.
19851 2016-06-07 Richard Biener <rguenther@suse.de>
19854 * common.opt (ffast-math): Make Optimization.
19856 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
19857 Prachi Godbole <prachi.godbole@imgtec.com>
19859 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
19860 `fabs' and `fneg' type attributes.
19861 (p5600_fpu_fabs): Add `fmove' to the comment.
19863 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19865 * gimple.c: Include builtins.h
19866 (gimple_inexpensive_call_p): New function.
19867 * gimple.h (gimple_inexpensive_call_p): Declare.
19868 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
19869 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
19872 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
19874 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
19875 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
19876 warning_at_rich_loc, warning_n, pedwarn, permerror,
19877 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
19878 sorry, fatal_error, internal_error, internal_error_no_backtrace):
19881 2016-06-07 Richard Biener <rguenther@suse.de>
19883 PR tree-optimization/71428
19884 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
19885 BIT_FIELD_REF op vs. load.
19887 2016-06-07 Richard Biener <rguenther@suse.de>
19889 PR middle-end/71423
19890 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
19893 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19895 * config/pa/pa.md (call): Generate indirect long calls to non-local
19896 functions on TARGET_64BIT.
19897 (call_value): Likewise.
19899 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19901 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
19902 pattern and subsequent splitters.
19903 (call_val_reg_64bit_post_reload): Likewise.
19905 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19907 PR middle-end/71408
19908 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
19909 propagate_op_to_single_use.
19911 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19913 PR middle-end/71281
19914 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
19916 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
19918 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
19919 (enum x86_dirflag_state): New enum.
19920 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
19921 (machine_function): Remove needs_cld.
19922 (ix86_current_function_needs_cld): Remove.
19923 * config/i386/i386.c (ix86_set_func_type): Set
19924 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
19925 (ix86_expand_prologue): Do not emit CLD here.
19926 (ix86_dirflag_mode_needed): New function.
19927 (ix86_dirflag_mode_entry): Ditto.
19928 (ix86_mode_needed): Handle X86_DIRFLAG entity.
19929 (ix86_mode_after): Ditto.
19930 (ix86_mode_entry): Ditto.
19931 (ix86_mode_exit): Ditto.
19932 (ix86_emit_mode_set): Ditto.
19933 * config/i386/i386.md (strmov_singleop): Set
19934 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
19935 Do not set ix86_current_function_needs_cld.
19937 (strset_singleop): Ditto.
19939 (cmpstrnqi_nz_1): Ditto.
19940 (cmpstrnqi_1): Ditto.
19941 (strlenqi_1): Ditto.
19943 2016-06-06 Jakub Jelinek <jakub@redhat.com>
19945 PR tree-optimization/71259
19946 * tree-vect-slp.c (vect_get_constant_vectors): For
19947 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
19948 one for constant op, and use COND_EXPR for non-constant.
19950 2016-06-06 David Malcolm <dmalcolm@redhat.com>
19952 * Makefile.in (OBJS): Add function-tests.o,
19953 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
19954 selftest-run-tests.o.
19955 (OBJS-libcommon): Add selftest.o.
19956 (OBJS-libcommon-target): Add selftest.o.
19957 (all.internal): Add "selftest".
19958 (all.cross): Likewise.
19959 (selftest): New phony target.
19960 (s-selftest): New target.
19961 (selftest-gdb): New phony target.
19962 (COLLECT2_OBJS): Add selftest.o.
19963 * bitmap.c: Include "selftest.h".
19964 (selftest::test_gc_alloc): New function.
19965 (selftest::test_set_range): New function.
19966 (selftest::test_clear_bit_in_middle): New function.
19967 (selftest::test_copying): New function.
19968 (selftest::test_bitmap_single_bit_set_p): New function.
19969 (selftest::bitmap_c_tests): New function.
19970 * common.opt (fself-test): New.
19971 * diagnostic-show-locus.c: Include "selftest.h".
19972 (make_range): New function.
19973 (test_range_contains_point_for_single_point): New function.
19974 (test_range_contains_point_for_single_line): New function.
19975 (test_range_contains_point_for_multiple_lines): New function.
19976 (assert_eq): New function.
19977 (test_get_line_width_without_trailing_whitespace): New function.
19978 (selftest::diagnostic_show_locus_c_tests): New function.
19979 * et-forest.c: Include "selftest.h".
19980 (selftest::test_single_node): New function.
19981 (selftest::test_simple_tree): New function.
19982 (selftest::test_disconnected_nodes): New function.
19983 (selftest::et_forest_c_tests): New function.
19984 * fold-const.c: Include "selftest.h".
19985 (selftest::assert_binop_folds_to_const): New function.
19986 (selftest::assert_binop_folds_to_nonlvalue): New function.
19987 (selftest::test_arithmetic_folding): New function.
19988 (selftest::fold_const_c_tests): New function.
19989 * function-tests.c: New file.
19990 * gimple.c: Include "selftest.h".
19991 Include "gimple-pretty-print.h".
19992 (selftest::verify_gimple_pp): New function.
19993 (selftest::test_assign_single): New function.
19994 (selftest::test_assign_binop): New function.
19995 (selftest::test_nop_stmt): New function.
19996 (selftest::test_return_stmt): New function.
19997 (selftest::test_return_without_value): New function.
19998 (selftest::gimple_c_tests): New function.
19999 * hash-map-tests.c: New file.
20000 * hash-set-tests.c: New file.
20001 * input.c: Include "selftest.h".
20002 (selftest::assert_loceq): New function.
20003 (selftest::test_accessing_ordinary_linemaps): New function.
20004 (selftest::test_unknown_location): New function.
20005 (selftest::test_builtins): New function.
20006 (selftest::test_reading_source_line): New function.
20007 (selftest::input_c_tests): New function.
20008 * rtl-tests.c: New file.
20009 * selftest-run-tests.c: New file.
20010 * selftest.c: New file.
20011 * selftest.h: New file.
20012 * spellcheck.c: Include "selftest.h".
20013 (selftest::levenshtein_distance_unit_test_oneway): New function,
20014 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
20015 (selftest::levenshtein_distance_unit_test): Likewise.
20016 (selftest::spellcheck_c_tests): Likewise.
20017 * toplev.c: Include selftest.h.
20018 (toplev::run_self_tests): New.
20019 (toplev::main): Handle -fself-test.
20020 * toplev.h (toplev::run_self_tests): New.
20021 * tree.c: Include "selftest.h".
20022 (selftest::test_integer_constants): New function.
20023 (selftest::test_identifiers): New function.
20024 (selftest::test_labels): New function.
20025 (selftest::tree_c_tests): New function.
20026 * tree-cfg.c: Include "selftest.h".
20027 (selftest::push_fndecl): New function.
20028 (selftest::test_linear_chain): New function.
20029 (selftest::test_diamond): New function.
20030 (selftest::test_fully_connected): New function.
20031 (selftest::tree_cfg_c_tests): New function.
20032 * vec.c: Include "selftest.h".
20033 (selftest::safe_push_range): New function.
20034 (selftest::test_quick_push): New function.
20035 (selftest::test_safe_push): New function.
20036 (selftest::test_truncate): New function.
20037 (selftest::test_safe_grow_cleared): New function.
20038 (selftest::test_pop): New function.
20039 (selftest::test_safe_insert): New function.
20040 (selftest::test_ordered_remove): New function.
20041 (selftest::test_unordered_remove): New function.
20042 (selftest::test_block_remove): New function.
20043 (selftest::reverse_cmp): New function.
20044 (selftest::test_qsort): New function.
20045 (selftest::vec_c_tests): New function.c.
20046 * wide-int.cc: Include selftest.h and wide-int-print.h.
20047 (selftest::from_int <wide_int>): New function.
20048 (selftest::from_int <offset_int>): New function.
20049 (selftest::from_int <widest_int>): New function.
20050 (selftest::assert_deceq): New function.
20051 (selftest::assert_hexeq): New function.
20052 (selftest::test_printing <VALUE_TYPE>): New function template.
20053 (selftest::test_ops <VALUE_TYPE>): New function template.
20054 (selftest::test_comparisons <VALUE_TYPE>): New function template.
20055 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
20057 (selftest::wide_int_cc_tests): New function.
20059 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20061 PR middle-end/37780
20062 * ifcvt.c (noce_try_ifelse_collapse): New function.
20064 (noce_process_if_block): Call noce_try_ifelse_collapse.
20065 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
20066 (simplify_ternary_operation): Use the above to simplify
20067 conditional CLZ/CTZ expressions.
20069 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20071 PR middle-end/37780
20072 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
20073 define_insn_and_split.
20075 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20077 PR middle-end/37780
20078 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
20080 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
20083 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
20084 Implicitly clobber memory for basic asm with non-empty assembler
20085 string. Use targetm.md_asm_adjust also here.
20086 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
20087 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
20088 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
20089 non-empty assembler string.
20090 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
20091 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
20092 (decode_asm_operands): Handle basic asm in PARALLEL block.
20093 (extract_insn): Handle basic asm in PARALLEL block.
20094 * doc/extend.texi: Mention new behavior of basic asm.
20095 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
20096 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
20097 branch_needs_nop_p): Use asm_noperands.
20099 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
20101 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
20102 Include the M7 SPARC DFA scheduler.
20103 New attribute v3pipe.
20104 Annotate insns with v3pipe where appropriate.
20105 Define cpu_feature vis4.
20106 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
20107 Add (V8QI "8") to vbits.
20108 Add insns {add,sub}v8qi3
20109 Add insns ss{add,sub}v8qi3
20110 Add insns us{add,sub}{v8qi,v4hi}3
20111 Add insns {min,max}{v8qi,v4hi,v2si}3
20112 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
20113 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
20114 * config/sparc/niagara4.md: Add a comment explaining the
20115 discrepancy between the documented latenty numbers and the
20117 * config/sparc/niagara7.md: New file.
20118 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
20119 supports SPARC5 and VIS 4.0 instructions.
20120 * configure: Regenerate.
20121 * config.in: Likewise.
20122 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
20123 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
20124 TARGET_CPU_niagara7.
20125 (ASM_CPU64_DEFAULT_SPEC): Likewise.
20126 (CPP_CPU_SPEC): Handle niagara7.
20127 (ASM_CPU_SPEC): Likewise.
20128 * config/sparc/sparc-opts.h (processor_type): Add
20129 PROCESSOR_NIAGARA7.
20130 (mvis4): New option.
20131 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
20132 (AS_NIAGARA7_FLAG): Define.
20133 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
20134 (CPP_CPU64_DEFAULT_SPEC): Likewise.
20135 (CPP_CPU_SPEC): Handle niagara7.
20136 (ASM_CPU_SPEC): Likewise.
20137 * config/sparc/sparc.c (niagara7_costs): Define.
20138 (sparc_option_override): Handle niagara7 and adjust cache-related
20139 parameters with better values for niagara cpus. Also support VIS4.
20140 (sparc32_initialize_trampoline): Likewise.
20141 (sparc_use_sched_lookahead): Likewise.
20142 (sparc_issue_rate): Likewise.
20143 (sparc_register_move_cost): Likewise.
20144 (dump_target_flag_bits): Support VIS4.
20145 (sparc_vis_init_builtins): Likewise.
20146 (sparc_builtins): Likewise.
20147 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
20149 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
20151 * config/sparc/sparc.opt (sparc_processor_type): New value
20153 * config/sparc/visintrin.h (__attribute__): Prototypes for the
20155 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
20157 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
20160 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
20162 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
20164 2016-06-06 Richard Biener <rguenther@suse.de>
20166 PR tree-optimization/71398
20167 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
20170 2016-06-05 James Bowman <james.bowman@ftdichip.com>
20172 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
20173 ft32_expand_prolog, ft32_expand_epilogue):
20174 Handle pretend_args.
20175 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
20176 * config/ft32/ft32.md: Add pretend_returner.
20178 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
20181 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
20182 Copy op1 RTX to avoid invalid sharing.
20183 (ix86_expand_vector_move_misalign): Ditto.
20185 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
20187 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
20190 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
20192 * predict.c (predicted_by_loop_heuristics_p): New function.
20193 (predict_iv_comparison): Use it.
20194 (predict_loops): Walk from innermost loops; do not predict edges
20195 leaving multiple loops multiple times; implement
20196 PRED_LOOP_ITERATIONS_MAX heuristics.
20197 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
20199 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
20201 * cfg.c (check_bb_profile): Do not report mismatched profiles when
20202 only edges out of BB are EH edges.
20204 2016-06-04 Martin Sebor <msebor@redhat.com>
20205 Marcin Baczyński <marbacz@gmail.com>
20208 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
20209 a void expression in a void function.
20211 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
20213 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
20214 aux; dump reasons of decisions.
20215 (should_duplicate_loop_header_p): Likewise.
20216 (do_while_loop_p): Likewise.
20217 (ch_base::copy_headers): Dump asi num insns duplicated.
20219 2016-06-04 Jakub Jelinek <jakub@redhat.com>
20221 PR tree-optimization/71405
20222 * tree-ssa.c (execute_update_addresses_taken): For clobber with
20223 incompatible type, build a new clobber with the right type instead
20224 of building a VIEW_CONVERT_EXPR around it.
20226 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
20228 PR tree-optimization/52171
20229 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
20230 by_pieces_ninsns instead of move_by_pieces_ninsns.
20232 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
20234 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
20235 for reg+reg addressing mode.
20237 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20239 * rs6000-c.c (c/c-tree.h): Add #include.
20240 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
20241 in C++ when found in the base position of vec_ld or vec_st.
20243 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
20245 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
20246 use of profile unless profile status is PROFILE_READ.
20247 * profile.c (compute_branch_probabilities): Set profile status
20248 only after reporting predictor hitrates.
20250 2016-06-03 Joseph Myers <joseph@codesourcery.com>
20254 * common.opt (ffp-int-builtin-inexact): New option.
20255 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
20256 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
20257 (ceil@var{m}2): Document dependence on this option.
20258 * ipa-inline-transform.c (inline_call): Handle
20259 flag_fp_int_builtin_inexact.
20260 * ipa-inline.c (can_inline_edge_p): Likewise.
20261 * config/i386/i386.md (rintxf2): Do not test
20262 flag_unsafe_math_optimizations.
20263 (rint<mode>2_frndint): New define_insn.
20264 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
20265 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
20266 for 387 instead of extending and truncating.
20267 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
20268 !flag_trapping_math instead of flag_unsafe_math_optimizations.
20269 Change to frndint<mode>2_<rounding>.
20270 (frndintxf2_<rounding>_i387): Likewise. Change to
20271 frndint<mode>2_<rounding>_i387.
20272 (<rounding_insn>xf2): Likewise.
20273 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
20274 !flag_trapping_math instead of flag_unsafe_math_optimizations for
20275 x87. Test TARGET_ROUND || !flag_trapping_math ||
20276 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
20277 SSE. Use ROUND_NO_EXC in constant operand of
20278 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
20279 for 387 instead of extending and truncating.
20281 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
20282 Julia Koval <julia.koval@intel.com>
20294 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
20295 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
20296 all registers, except for function return registers if there are
20297 no caller-saved registers.
20298 (ix86_set_func_type): New function.
20299 (ix86_set_current_function): Call ix86_set_func_type to set
20300 no_caller_saved_registers and func_type. Call reinit_regs if
20301 caller-saved registers are changed. Don't allow MPX, SSE, MMX
20302 nor x87 instructions in interrupt handler nor function with
20303 no_caller_saved_registers attribute.
20304 (ix86_function_ok_for_sibcall): Return false if there are no
20305 caller-saved registers.
20306 (type_natural_mode): Don't warn ABI change for MMX in interrupt
20308 (ix86_function_arg_advance): Skip for callee in interrupt handler.
20309 (ix86_function_arg): Return special arguments in interrupt handler.
20310 (ix86_promote_function_mode): Promote pointer to word_mode only
20311 for normal functions.
20312 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
20314 (ix86_epilogue_uses): New function.
20315 (ix86_hard_regno_scratch_ok): Likewise.
20316 (ix86_save_reg): Preserve all registers in interrupt handler
20317 after reload. Preserve all registers, except for function return
20318 registers, if there are no caller-saved registers after reload.
20319 (find_drap_reg): Always use callee-saved register if there are
20320 no caller-saved registers.
20321 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
20322 for interrupt handler.
20323 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
20324 Emit cld instruction if stringops are used in interrupt handler
20325 or interrupt handler isn't a leaf function.
20326 (ix86_expand_epilogue): Generate interrupt return for interrupt
20327 handler and pop the 'ERROR_CODE' off the stack before interrupt
20328 return in exception handler.
20329 (ix86_expand_call): Disallow calling interrupt handler directly.
20330 If there are no caller-saved registers, mark all registers that
20331 are clobbered by the call which returns as clobbered.
20332 (ix86_handle_no_caller_saved_registers_attribute): New function.
20333 (ix86_handle_interrupt_attribute): Likewise.
20334 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
20336 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
20337 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
20338 accumulation in interrupt function if stack may be realigned to
20340 (EPILOGUE_USES): New.
20341 (function_type): New enum.
20342 (machine_function): Add func_type and no_caller_saved_registers.
20343 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
20344 (interrupt_return): New pattern.
20345 * doc/extend.texi: Document x86 interrupt and
20346 no_caller_saved_registers attributes.
20348 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
20350 PR tree-optimization/52171
20351 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
20352 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
20353 Look for constant strings. Move some code to emit_block_cmp_hints
20355 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
20356 * defaults.h (COMPARE_MAX_PIECES): New macro.
20357 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
20358 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
20359 (clear_by_pieces_1): Don't declare. Move definition before use.
20360 (can_do_by_pieces): New static function.
20361 (can_move_by_pieces): Use it. Return bool.
20362 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
20363 OP. All callers changed. Handle COMPARE_BY_PIECES.
20364 (class pieces_addr); New.
20365 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
20366 pieces_addr::adjust, pieces_addr::increment_address,
20367 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
20369 (class op_by_pieces_d): New.
20370 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
20372 (class move_by_pieces_d, class compare_by_pieces_d,
20373 class store_by_pieces_d): New subclasses of op_by_pieces_d.
20374 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
20375 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
20376 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
20377 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
20378 compare_by_pieces_d::finish_mode): New member functions.
20379 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
20381 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
20382 (emit_block_cmp_hints): New function.
20383 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
20384 use the newly defined classes.
20385 * expr.h (by_pieces_constfn): New typedef.
20386 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
20387 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
20388 (move_by_pieces_ninsns): Don't declare.
20389 (can_move_by_pieces): Change return value to bool.
20390 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
20391 (compare_by_pieces_branch_ratio): New hook.
20392 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
20393 (by_pieces_ninsns): Declare.
20394 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
20396 (default_compare_by_pieces_branch_ratio): New function.
20397 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
20398 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
20399 * doc/tm.texi: Regenerate.
20400 * tree-ssa-strlen.c: Include "builtins.h".
20401 (handle_builtin_memcmp): New static function.
20402 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
20403 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
20405 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20407 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
20408 relevant stmts which are simple and invariant.
20409 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
20410 instead of simple and invariant
20412 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20414 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
20415 (vectorizable_reduction): Check for new relevant state.
20416 (vectorizable_live_operation): vectorize live stmts using
20417 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
20418 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
20419 (vect_stmt_relevant_p): Check for stmts which are only used live.
20420 (process_use): Use of a stmt does not inherit it's live value.
20421 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
20422 (vect_analyze_stmt): Check for new relevant state.
20423 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
20424 outside the loop, but not inside it.
20426 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20428 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
20429 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
20430 (vect_get_vec_def_for_operand): Split out code.
20432 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
20434 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
20436 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20438 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
20440 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20442 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
20444 2016-06-03 Jakub Jelinek <jakub@redhat.com>
20446 PR middle-end/71387
20447 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
20448 to noreturn e->callee->decl that has void return type and void
20449 arguments, adjust gimple_call_fntype and remove lhs even if it had
20450 previously addressable type.
20452 2016-06-02 Jeff Law <law@redhat.com>
20454 PR tree-optimization/71328
20455 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
20456 error when checking for a jump back onto the copied path.
20458 2016-06-02 David Malcolm <dmalcolm@redhat.com>
20460 * config/microblaze/microblaze.c (get_branch_target): Add return
20461 NULL_RTX for the non-CALL_P case.
20462 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
20463 (insert_wic): Remove unused local "j".
20465 2016-06-02 Martin Liska <mliska@suse.cz>
20467 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
20469 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
20470 Julia Koval <julia.koval@intel.com>
20472 * function.c (assign_parm_setup_stack): Force source into a
20473 register if needed.
20474 * target.def (function_incoming_arg): Update documentation to
20475 allow arbitrary address computation based on hard register.
20476 * doc/tm.texi: Regenerated.
20478 2016-06-02 Martin Liska <mliska@suse.cz>
20480 * predict.c (combine_predictions_for_bb): Fix first match in
20481 cases where a first predictor contains more than one occurence
20482 in list of predictors. Take the best value in such case.
20484 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20486 PR rtl-optimization/71295
20487 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
20488 offset would go over the size of the inner mode reject it.
20490 2016-06-02 Jakub Jelinek <jakub@redhat.com>
20492 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
20493 x=x,x and v=v,m instead of x=x,m.
20495 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
20496 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
20497 alternative to v=rm,C.
20499 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
20500 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
20501 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
20502 instead of vex for the last two above mentioned alternatives.
20504 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20507 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
20509 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
20511 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
20513 2016-06-01 David Malcolm <dmalcolm@redhat.com>
20515 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
20516 from int to unsigned.
20518 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
20520 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
20521 alternatives, eliminating preferred register class. Add support
20522 for the MTVSRDD instruction in ISA 3.0.
20523 (vsx_splat_v4si_internal): Use splat_input_operand instead of
20524 reg_or_indexed_operand.
20525 (vsx_splat_v4sf_internal): Likewise.
20527 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
20530 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
20531 for loading up all 0's or all 1's.
20533 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
20535 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
20537 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
20539 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
20541 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
20542 * gcc.c (set_source_date_epoch_envvar): New function, sets
20543 the SOURCE_DATE_EPOCH environment variable to the current time.
20545 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20547 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
20548 the factor for live Phi nodes.
20550 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20552 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
20553 * tree-parloops.c (parallelize_loops): likewise.
20554 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
20555 tree_unswitch_outer_loop): likewise.
20557 2016-06-01 Jakub Jelinek <jakub@redhat.com>
20559 PR middle-end/71371
20560 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
20561 around creation of the temporary.
20563 2016-06-01 Richard Biener <rguenther@suse.de>
20565 PR tree-optimization/71366
20566 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
20567 (unloop_loops): Move removing edges here ...
20568 (try_unroll_loop_completely): ... from here.
20569 (try_peel_loop): ... and here.
20570 (tree_unroll_loops_completely_1): Track parent loops via
20571 bitmap of header BBs.
20572 (tree_unroll_loops_completely): Adjust for that.
20574 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
20576 * config/rs6000/altivec.h (vec_slv): New macro.
20577 (vec_srv): New macro.
20578 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
20579 (UNSPEC_VSRV): New value.
20582 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
20583 (vsrv): New builtin definition.
20584 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
20585 define argument types for new builtin.
20586 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
20588 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
20591 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
20592 Jocelyn Mayer <l_indien@magic.fr>
20595 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
20596 detect processor family for signature_CENTAUR_ebx.
20597 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
20598 signature_CENTAUR_ebx.
20599 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
20600 <default>: Pass x86-64 for has_longmode.
20602 2016-06-01 Nathan Sidwell <nathan@acm.org>
20604 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
20607 2016-06-01 Richard Biener <rguenther@suse.de>
20609 PR tree-optimization/71261
20610 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
20611 of stmts successfully put in the bool pattern. Remove
20612 single-use restriction.
20613 (adjust_bool_pattern_cast): Add cast at the use site via the
20614 pattern def sequence.
20615 (adjust_bool_pattern): Remove recursion, maintain a hash-map
20616 of patterned defs. Use the pattern def seqence instead of
20617 multiple independent patterns.
20618 (sort_after_uid): New qsort compare function.
20619 (adjust_bool_stmts): New function to process stmts in the bool
20620 pattern in IL order.
20621 (vect_recog_bool_pattern): Adjust.
20622 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
20623 (ifcvt_walk_pattern_tree): Likewise.
20624 (stmt_is_root_of_bool_pattern): Likewise.
20625 (ifcvt_repair_bool_pattern): Likewise.
20626 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
20628 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20630 * loop-unroll.c (decide_unroll_constant_iterations,
20631 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
20632 likely upper bounds.
20633 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
20635 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
20637 * tree-core.h (enum omp_clause_code): Remove
20638 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
20640 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20642 * config/arm/sync.md (arm_store_exclusive<mode>):
20643 Use 'H' output modifier on operands[2] rather than creating a new
20644 entry in out-of-bounds memory of the operands array.
20645 (arm_store_release_exclusivedi): Likewise.
20647 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20649 * config/arm/arm.c (arm_fusion_enabled_p): New function.
20650 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
20651 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
20652 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
20654 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20656 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
20657 into account live statements for mask producers.
20659 2016-06-01 Richard Biener <rguenther@suse.de>
20661 PR tree-optimization/71311
20662 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
20663 restrict to non-INTEGER_CST @0.
20665 2016-06-01 Richard Biener <rguenther@suse.de>
20667 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
20668 (relational patterns): Use :c to avoid pattern duplications.
20670 2016-06-01 Richard Biener <rguenther@suse.de>
20672 * genmatch.c (comparison_code_p): New predicate.
20673 (swap_tree_comparison): New function.
20674 (commutate): Add for_vec parameter to append new for entries.
20675 Support commutating relational operators by swapping it alongside
20677 (lower_commutative): Adjust.
20678 (dt_simplify::gen): Do not pass artificial operators to gen
20680 (decision_tree::gen): Do not add artificial operators as parameters.
20681 (parser::parse_expr): Verify operator commutativity when :c is
20682 applied. Allow :C to override this.
20683 * match.pd: Adjust patterns to use :C instead of :c where required.
20685 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
20687 PR tree-optimization/71077
20688 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
20689 the combining step, use boolean_false_node and boolean_true_node
20690 as the designated false/true return values.
20692 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20694 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
20695 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
20696 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
20699 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20701 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
20702 of flags impliying the register renaming.
20703 * toplev.c (process_options): Do not imply flag_rename_registers with
20706 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20708 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
20709 default implementation.
20711 2016-05-31 Nathan Sidwell <nathan@acm.org>
20713 * dwarf2out.c (cur_line_info_table): Add GTY marker.
20715 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20717 * config/sh/constraints.md (b): Remove constraint.
20718 * config/sh/predicates.md (arith_reg_operand): Remove
20720 * config/sh/sh-modes.def (PDI): Remove.
20721 * config/sh/sh.c (sh_target_reg_class,
20722 sh_optimize_target_register_callee_saved): Remove functions.
20723 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
20724 (sh_expand_epilogue): Update comment.
20725 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
20726 sh_secondary_reload): Remove TARGET_REGS related code.
20727 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
20728 TARGET_REGISTER_P): Remove macros.
20729 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
20730 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
20731 TR1_REG, TR2_REG): Remove constants.
20732 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
20734 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20736 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
20737 define_expand patterns.
20738 (adddi3_compact): Rename to adddi3.
20739 (subdi3_compact): Rename to subdi3.
20740 (*negdi2): Rename to negdi2.
20741 (*abs<mode>2): Rename to abs<mode>2.
20743 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20745 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
20746 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
20747 (atomic_sub_fetchsi): ... this new pattern.
20748 (mvtc): Add CC_REG clobber.
20750 2016-05-31 Marek Polacek <polacek@redhat.com>
20752 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
20754 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20756 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
20757 aarch64_fusion_enabled_p to check for fusion capabilities.
20759 2016-05-31 Richard Biener <rguenther@suse.de>
20761 PR tree-optimization/71352
20762 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
20763 minus one and a negate.
20765 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20767 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
20768 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
20770 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
20771 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
20772 Remove use of aarch64_simd_attr_length_move, set length attribute
20774 (*aarch64_be_movoi): Likewise.
20775 (*aarch64_be_movci): Likewise.
20776 (*aarch64_be_movxi): Likewise.
20778 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20780 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
20781 It no longer does that.
20782 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
20784 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
20786 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
20787 attribute __unused__.
20789 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
20791 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
20792 * config/arm/arm.c (arm_arch_thumb1): Define.
20793 (arm_option_override): Initialize arm_arch_thumb1.
20794 * config/arm/arm.h (arm_arch_thumb1): Declare.
20795 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
20796 support Thumb-1 ISA.
20798 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
20801 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
20802 `Yv' for scalar operand.
20804 2016-05-31 Tom de Vries <tom@codesourcery.com>
20806 PR tree-optimization/69068
20807 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
20808 phis with more than two args.
20810 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
20812 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
20813 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
20816 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
20818 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
20820 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
20822 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
20823 cpu_32, cpu_64, tune_32 and tune_64.
20824 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
20826 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
20828 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
20830 2016-05-30 Andi Kleen <ak@linux.intel.com>
20832 * auto-profile.c (read_profile): Replace asserts with errors
20833 when file does not exist.
20834 * gcov-io.c (gcov_read_words): Dito.
20836 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20838 * tree-cfg.c (print_loop): Print likely upper bounds.
20840 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20842 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
20843 * opts.c (default_options): Enable peel loops at -O3.
20844 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
20845 (try_peel_loop): Do not re-peel already peeled loops;
20846 use likely upper bounds; fix profile updating.
20847 (pass_complete_unroll::execute): Initialize peeled_loops.
20849 2016-05-30 Martin Liska <mliska@suse.cz>
20851 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
20852 computed costs by frequency of BB they belong to.
20853 (get_scaled_computation_cost_at): New function.
20855 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
20856 Marc Glisse <marc.glisse@inria.fr>
20858 PR tree-optimization/71289
20859 * match.pd (-1 / B < A, A > -1 / B): New transformations.
20861 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20863 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
20865 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20867 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
20868 for peeled copies; avoid underflow when updating estimates; correctly
20869 scale loop profile.
20871 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20873 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
20874 r236875. Corrected oe3 to oe2 as obvious.
20876 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20878 PR middle-end/71269
20879 PR middle-end/71252
20880 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
20881 that inserted stmt will not dominate stmts that defines its operand.
20882 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
20883 (rewrite_expr_tree_parallel): Likewise.
20885 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20887 PR middle-end/71252
20888 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
20889 all fields including stmt_to_insert are swapped.
20891 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20893 * predict.h (force_edge_cold): Declare.
20894 * predict.c (force_edge_cold): New function.
20895 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
20897 (canonicalize_loop_induction_variables): Fix formating.
20899 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
20901 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
20902 (visium_expand_copysign): Use gen_int_mode directly.
20903 (visium_compute_frame_size): Minor tweaks.
20905 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20907 * tree-vect-loop.c (vect_analyze_loop_2): Use
20908 likely_max_stmt_executions_int.
20910 2016-05-30 Tom de Vries <tom@codesourcery.com>
20912 PR tree-optimization/69067
20913 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
20915 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
20918 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
20919 New peepholes to remove unneeded fild/fistp pairs.
20920 (define_peephole2 atomic_loaddi_fpu): Ditto.
20922 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20924 * predict.c (maybe_hot_frequency_p): Avoid division.
20926 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
20928 * doc/install.texi: Use https for shop.fsf.org.
20930 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20932 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
20933 likely_max_stmt_executions_int.
20935 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20937 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
20938 likely_max_stmt_executions_int.
20940 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20942 * profile.c (compute_branch_probabilities): Do not report hitrates
20944 (branch_prob): Report hitrates here.
20945 * predict.c (gimple_predict_edge): Do not assert profile status;
20946 fix formatting issues.
20948 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20950 * predict.c (edge_predicted_by_p): New function.
20951 (predict_paths_for_bb): Do not put multiple predictions of the same type
20954 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20956 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
20959 2016-05-28 Alan Modra <amodra@gmail.com>
20961 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
20963 2016-05-28 Alan Modra <amodra@gmail.com>
20965 PR rtl-optimization/71275
20966 * ira.c (ira): Free dominance info.
20968 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
20970 * doc/sourcebuild.texi: New address for upstream Go repository.
20972 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
20974 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
20975 (TARGET_ARM_V7M): Likewise.
20977 2016-05-26 Jeff Law <law@redhat.com>
20979 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
20980 (thread_across_edge): Remove calls to find_jump_threads_backwards.
20981 * passes.def: Add jump threading passes before DOM/VRP.
20982 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
20983 argument to a basic block from an edge. Remove tests which are
20985 (pass_data_thread_jumps, class pass_thread_jumps): New.
20986 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
20987 (make_pass_thread_jumps): Likewise.
20988 * tree-pass.h (make_pass_thread_jumps): Declare.
20990 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
20992 * config/visium/visium-protos.h (split_double_move): Rename into...
20993 (visium_split_double_move): ...this.
20994 (visium_split_double_add): Declare.
20995 * config/visium/visium.c (split_double_move): Rename into...
20996 (visium_split_double_move): ...this.
20997 (visium_split_double_add): New function.
20998 (visium_expand_copysign): Renumber operands for consistency.
20999 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
21000 (DFmode move splitter): Likewise.
21001 (*addi3_insn): Split by means of visium_split_double_add.
21002 (*adddi3_insn_flags): Delete.
21003 (*plus_plus_sltu<subst_arith>): New insn.
21004 (*subdi3_insn): Split by means of visium_split_double_add.
21005 (subdi3_insn_flags): Delete.
21006 (*minus_minus_sltu<subst_arith>): New insn.
21007 (*negdi2_insn): Split by means of visium_split_double_add.
21008 (*negdi2_insn_flags): Delete.
21010 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
21012 * configure.ac: Treat a --with-headers option without argument
21013 the same as the default (i.e. consult sys-include directory).
21014 * configure: Regenerate.
21016 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21018 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
21019 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
21021 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
21022 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
21024 2016-05-27 Jiong Wang <jiong.wang@arm.com>
21027 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
21028 tree-stdarg analysis results.
21029 (aarch64_setup_incoming_varargs): Likewise.
21031 2016-05-27 Jiong Wang <jiong.wang@arm.com>
21033 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
21034 va_list_gpr_counter_field and va_list_fpr_counter_field.
21036 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
21039 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
21040 * config/aarch64/aarch64.c
21041 (aarch64_cannot_change_mode_class): Remove function.
21042 * config/aarch64/aarch64-protos.h
21043 (aarch64_cannot_change_mode_class): Remove.
21045 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21047 * cfgloop.c (record_niter_bound): Record likely upper bounds.
21048 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
21049 get_likely_max_loop_iterations_int): New.
21050 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
21051 any_likely_upper_bound.
21052 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
21054 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
21055 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
21057 (unroll_loop_constant_iterations): Likewise.
21058 (unroll_loop_runtime_iterations): Likewise.
21059 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
21060 * lto-streamer-out.c (output_cfg): Likewise.
21061 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
21063 (canonicalize_loop_induction_variables): Dump likely upper bounds.
21064 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
21065 (likely_max_loop_iterations): New.
21066 (likely_max_loop_iterations_int): New.
21067 (likely_max_stmt_executions): New.
21068 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
21069 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
21070 likely_max_stmt_executions): Declare.
21072 2016-05-27 Marek Polacek <polacek@redhat.com>
21074 PR middle-end/71308
21075 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
21077 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21079 * config/s390/s390.md (2x risbg splitters): Use
21080 reg_overlap_mentioned_p instead of rtx_equal_p.
21082 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
21084 * combine.c (make_compound_operation): Take known zero bits into
21085 account when checking for possible zero_extend.
21087 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21089 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
21090 Use const_int_operand for operand 2 predicate. Simplify expand code
21093 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
21095 PR middle-end/71279
21096 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
21099 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21101 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
21102 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
21103 that returns CC_SESWPmode and CC_ZESWPmode.
21104 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
21106 (aarch64_rtx_costs): Likewise.
21108 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
21110 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
21111 for ISA 3.0 min/max support.
21112 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
21113 conditional move support.
21114 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
21115 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
21117 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
21118 conditional moves where the comparison type is different from move
21120 (fp_minmax): New code iterator for smin/smax.
21121 (minmax): New code attributes for min/max.
21122 (SMINMAX): Likewise.
21123 (smax<mode>3): Combine min, max insns into one insn using the
21124 fp_minmax code iterator. Add support for ISA 3.0 min/max
21125 instructions that don't need -ffast-math.
21126 (s<minmax><mode>3): Likewise.
21127 (smax<mode>3_vsx): Likewise.
21128 (smin<mode>3): Likewise.
21129 (s<minmax><mode>3_vsx): Likewise.
21130 (smin<mode>3_vsx): Likewise.
21131 (pre-VSX min/max splitters): Likewise.
21132 (s<minmax><mode>3_fpr): Likewise.
21133 (movsfcc): Rewrite floating point conditional moves to combine
21134 SFmode/DFmode into a single insn.
21135 (mov<mode>cc): Likewise.
21136 (movdfcc): Likewise.
21137 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
21138 SFDF2 iterators to handle all combinations.
21139 (fseldfsf4): Likewise.
21140 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
21141 (fseldfdf4): Likewise.
21142 (fselsfdf4): Likewise.
21143 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
21144 comparison instructions that set a 0/-1 mask, and use it for
21145 floating point conditional move via XXSEL.
21146 (fpmask<mode>): Likewise.
21147 (xxsel<mode>): Likewise.
21148 * config/rs6000/predicates.md (min_max_operator): Delete, no
21150 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
21151 instructions that generate a 0/-1 mask for use with XXSEL.
21152 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
21153 say whether floating point min/max is available, either through
21154 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
21155 (TARGET_MINMAX_DF): Likewise.
21157 2016-05-27 Alan Modra <amodra@gmail.com>
21159 PR rtl-optimization/71275
21160 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
21161 for update_equiv_regs and combine_and_move_insns.
21163 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
21165 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
21166 if_then_else or cond RTXes to calculate attribute value.
21167 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
21168 <attr "length_immediate>: Ditto.
21169 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
21170 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
21171 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
21172 <attr "type">: Ditto.
21173 <attr "prefix_data16">: Ditto.
21174 <attr "prefix_extra">: Ditto.
21175 <attr "length_immediate">: Ditto.
21176 <attr "prefix">: Ditto.
21177 (vec_set<mode>_0) <attr "isa">: Ditto.
21178 <attr "prefix_extra">: Ditto.
21179 <attr "length_immediate">: Ditto.
21180 <attr "prefix">: Ditto.
21181 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
21182 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
21183 (sse2_storelpd) <attr "prefix_data16">: Ditto.
21184 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
21185 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
21186 <attr "length_immediate">: Ditto.
21187 <attr "prefix">: Ditto.
21188 (sse2_movsd) <attr "length_immediate">: Ditto.
21189 <attr "prefix">: Ditto.
21190 (vec_concatv2df) <attr "isa">: Ditto.
21191 <attr "prefix">: Ditto.
21192 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
21193 (*vec_extractv2di_1) <attr "isa">: Ditto.
21194 <attr "type">: Ditto.
21195 <attr "length_immediate">: Ditto.
21196 <attr "prefix_rex">: Ditto.
21197 <attr "prefix_extra">: Ditto.
21198 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
21199 <attr "prefix_extra">: Ditto.
21200 <attr "length_immediate">: Ditto.
21201 (vec_concatv2di) <attr "isa">: Ditto.
21202 <attr "prefix_extra">: Ditto.
21203 <attr "length_immediate">: Ditto.
21204 <attr "prefix">: Ditto.
21206 2016-05-26 Martin Liska <mliska@suse.cz>
21208 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
21210 (operator+): Likewise.
21211 (operator-): Likewise.
21212 (comp_cost::operator+=): Likewise.
21213 (comp_cost::operator-=): Likewise.
21214 (comp_cost::operator/=): Likewise.
21215 (comp_cost::operator*=): Likewise.
21216 (operator<): Likewise.
21217 (operator==): Likewise.
21218 (operator<=): Likewise.
21219 (new_cost): Remove.
21220 (infinite_cost_p): Likewise.
21221 (add_costs): Likewise.
21222 (sub_costs): Likewise.
21223 (compare_costs): Likewise.
21224 (set_group_iv_cost): Use the newly introduced functions.
21225 (get_address_cost): Likewise.
21226 (get_shiftadd_cost): Likewise.
21227 (force_expr_to_var_cost): Likewise.
21228 (split_address_cost): Likewise.
21229 (ptr_difference_cost): Likewise.
21230 (difference_cost): Likewise.
21231 (get_computation_cost_at): Likewise.
21232 (determine_group_iv_cost_generic): Likewise.
21233 (determine_group_iv_cost_address): Likewise.
21234 (determine_group_iv_cost_cond): Likewise.
21235 (autoinc_possible_for_pair): Likewise.
21236 (determine_group_iv_costs): Likewise.
21237 (cheaper_cost_pair): Likewise.
21238 (iv_ca_recount_cost): Likewise.
21239 (iv_ca_set_no_cp): Likewise.
21240 (iv_ca_set_cp): Likewise.
21241 (iv_ca_cost): Likewise.
21242 (iv_ca_new): Likewise.
21243 (iv_ca_dump): Likewise.
21244 (iv_ca_narrow): Likewise.
21245 (iv_ca_prune): Likewise.
21246 (iv_ca_replace): Likewise.
21247 (try_add_cand_for): Likewise.
21248 (try_improve_iv_set): Likewise.
21249 (find_optimal_iv_set): Likewise.
21251 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
21253 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
21254 that internal functions will clobber all caller-saved registers.
21256 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
21258 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
21259 Return a better case_values_threshold when optimizing.
21261 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
21263 * config/aarch64/aarch64-simd.md (aarch64_combinez):
21264 Add ? to integer variant.
21265 (aarch64_combinez_be): Likewise.
21267 2016-05-26 Jakub Jelinek <jakub@redhat.com>
21269 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
21270 instead of x constraint.
21271 (vcvtps2ph256<mask_name>): Likewise.
21273 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
21274 alternative. Formatting fix.
21276 * config/i386/sse.md
21277 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
21279 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
21280 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
21281 maybe_evex prefix instead of vex.
21282 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
21283 EXT_REX_SSE_REG_P (op0) case in the splitter.
21285 2016-05-25 Jeff Law <law@redhat.com>
21287 PR tree-optimization/71272
21288 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
21289 Update comments. Add test for empty path.
21291 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
21293 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
21294 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
21295 special case builtin.
21296 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21297 code for ALTIVEC_BUILTIN_VEC_CMPNE.
21298 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21299 for __builtin_vec_cmpne.
21301 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
21303 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
21304 redundant test and bail out if the type of the new operand is not
21305 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
21307 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
21309 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
21310 (x_ix86_target_flags_explicit): Remove.
21311 * config/i386/i386.c (ix86_function_specific_save): Do not copy
21312 x_ix86_target_flags_explicit.
21313 (ix86_function_specific_restore): Ditto.
21315 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
21316 H.J. Lu <hongjiu.lu@intel.com>
21319 * common/config/i386/i386-common.c
21320 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
21321 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
21322 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
21323 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
21324 (-mgeneral-regs-only): Add new option.
21325 * config/i386/i386.c (ix86_option_override_internal): Don't enable
21326 x87 instructions if only general registers are allowed.
21327 (ix86_target_string): Add ix86_flags argument. Handle additional
21328 flags options through ix86_flags argument. Update all callers.
21329 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
21331 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21333 PR rtl-optimization/66940
21334 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
21335 decrementing desired_val will not overflow before performing these
21338 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
21340 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
21341 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
21342 * config/i386/i386.c (enum ix86_builtins): Add
21343 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
21344 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
21345 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
21346 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
21347 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
21348 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
21349 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
21350 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
21351 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
21352 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
21353 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
21354 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
21355 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
21356 __builtin_ia32_cvtps2dq512_mask.
21357 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
21358 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
21359 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
21360 * config/i386/sse.md
21361 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
21363 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
21364 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
21366 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
21367 (avx512f_vec_pack_sfix_v8df): New define_expand.
21368 (avx512f_roundpd512): Rename to ...
21369 (avx512f_round<castmode>512): ... this. Change iterator.
21370 (avx512f_roundps512_sfix): New define_expand.
21371 (round<mode>2_sfix): Change iterator.
21373 2016-05-25 Nick Clifton <nickc@redhat.com>
21375 * config/msp430/msp430.c (msp430_attr): Produce an error if a
21376 static interrupt handler is detected.
21377 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
21378 default linker script.
21379 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
21380 the low part of a symbolic pointer.
21382 2016-05-25 Richard Biener <rguenther@suse.de>
21384 PR tree-optimization/71261
21385 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
21386 interesting stmt instead of immediate uses when looking
21387 for the use operand to replace.
21389 2016-05-25 Martin Liska <mliska@suse.cz>
21391 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
21393 2016-05-25 Richard Biener <rguenther@suse.de>
21395 PR tree-optimization/71264
21396 * tree-vect-stmts.c (vect_init_vector): Properly deal with
21399 2016-05-25 Martin Liska <mliska@suse.cz>
21401 PR tree-optimization/71239
21402 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
21403 if DECL_SIZE is NULL.
21405 2016-05-25 Richard Biener <rguenther@suse.de>
21407 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
21408 * tree-if-conv.c (pass_data_if_conversion): Use it.
21410 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
21412 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
21413 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
21414 * varpool.c (varpool_node::get_availability): Likewise.
21416 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
21418 * config/rs6000/altivec.md (VNEG iterator): New iterator for
21419 VNEGW/VNEGD instructions.
21420 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
21421 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
21422 support for ISA 3.0 VNEGW/VNEGD instructions.
21424 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
21426 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
21427 pointers inside OACC_DATA regions.
21428 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
21429 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
21430 (gimplify_adjust_omp_clauses): Fix typo in comment.
21432 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
21434 * config/rs6000/altivec.md (VParity): New mode iterator for vector
21435 parity built-in functions.
21436 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
21438 (p9v_parity<mode>2): Likewise.
21439 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
21441 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
21442 (parity<mode>2): ISA 3.0 expander for vector parity.
21443 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
21445 (BU_P9_64BIT_MISC_0): Likewise.
21446 (BU_P9_MISC_0): Likewise.
21447 (BU_P9V_AV_1): Likewise.
21448 (BU_P9V_AV_2): Likewise.
21449 (BU_P9V_AV_3): Likewise.
21450 (BU_P9V_AV_P): Likewise.
21451 (BU_P9V_VSX_1): Likewise.
21452 (BU_P9V_OVERLOAD_1): Likewise.
21453 (BU_P9V_OVERLOAD_2): Likewise.
21454 (BU_P9V_OVERLOAD_3): Likewise.
21455 (VCTZB): Add vector count trailing zeros support.
21459 (VPRTYBD): Add vector parity support.
21460 (VPRTYBQ): Likewise.
21461 (VPRTYBW): Likewise.
21462 (VCTZ): Add overloaded vector count trailing zeros support.
21463 (VPRTYB): Add overloaded vector parity support.
21464 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21465 overloaded vector count trailing zeros and parity instructions.
21466 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
21467 vector parity support.
21468 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
21469 trailing zeros support.
21470 (vec_cntlz): Likewise.
21471 (vec_vctzb): Likewise.
21472 (vec_vctzd): Likewise.
21473 (vec_vctzh): Likewise.
21474 (vec_vctzw): Likewise.
21475 (vec_vprtyb): Add ISA 3.0 vector parity support.
21476 (vec_vprtybd): Likewise.
21477 (vec_vprtybw): Likewise.
21478 (vec_vprtybq): Likewise.
21479 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
21480 the ISA 3.0 vector count trailing zeros and vector parity built-in
21483 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21485 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
21486 when there is stmt_to_insert.
21488 2016-05-24 Martin Sebor <msebor@redhat.com>
21491 * tree.h (complete_or_array_type_p): New inline function.
21493 2016-05-24 Jakub Jelinek <jakub@redhat.com>
21495 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
21496 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
21497 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
21499 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
21500 Limit 1st alternative to noavx isa, split 2nd alternative into one
21501 noavx and one avx alternative, use *x and Bm in the former and
21502 x and m in the latter.
21504 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
21505 of sse4 for the first alternative, drop %v from the template
21506 and d operand modifier. Split second alternative into one sse4_noavx
21507 and one avx alternative, use *x instead of *v in the former and v
21508 instead of *v in the latter.
21509 (*sse4_1_extractps): Use noavx isa instead of * for the first
21510 alternative, drop %v from the template. Split second alternative into
21511 one noavx and one avx alternative, use *x instead of *v in the
21512 former and v instead of *v in the latter.
21513 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
21514 with noavx and the last one with avx.
21515 (sse4_1_phminposuw): Guard first alternative with noavx isa,
21516 split the second one into one noavx and one avx alternative,
21517 use *x and Bm in the former and x and m in the latter one.
21518 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
21521 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
21522 first two alternatives to noavx, use *x instead of *v in the second
21523 one, add avx alternative without *.
21524 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
21525 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
21526 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
21528 2016-05-24 Jeff Law <law@redhat.com>
21530 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
21531 New function, extracted from...
21532 (fsm_find_control_statement_thread_paths): Here. Use the new function.
21533 Allow simple copies and constant initializations in the SSA chain.
21535 2016-05-24 Marek Polacek <polacek@redhat.com>
21538 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
21541 2016-05-24 Jakub Jelinek <jakub@redhat.com>
21544 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
21545 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
21546 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
21547 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
21548 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
21550 2016-05-24 Richard Biener <rguenther@suse.de>
21552 PR tree-optimization/71240
21553 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
21556 2016-05-24 Richard Biener <rguenther@suse.de>
21558 PR tree-optimization/71230
21559 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
21561 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21563 * tree-vectorizer.h (vectorizable_comparison): Delete.
21564 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
21565 PURE_SLP_STMT check.
21566 * tree-vect-stmts.c (vectorizable_call): Likewise.
21567 (vectorizable_simd_clone_call): Likewise.
21568 (vectorizable_conversion): Likewise.
21569 (vectorizable_assignment): Likewise.
21570 (vectorizable_shift): Likewise.
21571 (vectorizable_operation): Likewise.
21572 (vectorizable_load): Likewise.
21573 (vectorizable_condition): Likewise.
21574 (vectorizable_store): Likewise. Assert that we don't have
21576 (vectorizable_comparison): Make static. Remove redundant
21577 PURE_SLP_STMT check.
21578 (vect_transform_stmt): Assert that we always have an slp_node
21581 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21583 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
21584 operands[2] against 1 with comparison against CONST1_RTX.
21585 (<shift>di3_neon): Likewise.
21586 * config/arm/predicates.md (const0_operand): Replace with comparison
21587 against CONST0_RTX.
21589 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21591 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
21592 operands[2] against 1 with comparison against CONST1_RTX.
21593 (ashrdi3): Likewise.
21594 (lshrdi3): Likewise.
21595 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
21597 (ashrsi3): Likewise.
21598 (lshrsi3): Likewise.
21599 (rotrsi3): Likewise.
21600 (define_split above *compareqi_eq0): Likewise.
21601 (define_split above "prologue"): Likewise.
21602 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
21603 * config/arm/predicates.md (shift_operator): Likewise.
21604 (shift_nomul_operator): Likewise.
21605 (sat_shift_operator): Likewise.
21606 (thumb1_cmp_operand): Likewise.
21607 (const_neon_scalar_shift_amount_operand): Replace manual range
21608 check with IN_RANGE.
21609 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
21610 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
21612 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21614 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
21615 with HOST_WIDE_INT_1.
21617 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
21618 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
21619 (arm_canonicalize_comparison): Likewise.
21620 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
21622 (thumb1_size_rtx_costs): Likewise.
21623 (vfp_const_double_index): Replace cast of 1 to unsigned
21624 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21625 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
21627 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
21628 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21629 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
21630 HOST_WIDE_INT with HOST_WIDE_INT_1.
21632 2016-05-24 Marek Polacek <polacek@redhat.com>
21634 * tree-cfg.h (should_remove_lhs_p): New predicate.
21635 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
21636 * gimplify.c (gimplify_modify_expr): Likewise.
21637 * tree-cfg.c (verify_gimple_call): Likewise.
21638 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
21639 * gimple-fold.c: Include "tree-cfg.h".
21640 (gimple_fold_call): Use should_remove_lhs_p.
21642 2016-05-24 Richard Biener <rguenther@suse.de>
21644 PR tree-optimization/71253
21645 * cfganal.h (control_dependences): Make robust against edge
21647 (control_dependences::control_dependences): Remove edge_list argument.
21648 (control_dependences::get_edge): Remove.
21649 (control_dependences::get_edge_src): Add.
21650 (control_dependences::get_edge_dest): Likewise.
21651 (control_dependences::m_el): Make a vector of edge src/dest index.
21652 * cfganal.c (control_dependences::find_control_dependence): Adjust.
21653 (control_dependences::control_dependences): Likewise.
21654 (control_dependences::~control_dependence): Likewise.
21655 (control_dependences::get_edge): Remove.
21656 (control_dependences::get_edge_src): Add.
21657 (control_dependences::get_edge_dest): Likewise.
21658 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
21660 (perform_tree_ssa_dce): Adjust.
21661 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
21663 (pass_loop_distribution::execute): Adjust. Do loop destroying
21664 conditional on changed.
21666 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21669 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
21670 return. Reindent transformation comment and mention the ARM state
21673 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21675 PR middle-end/71252
21676 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
21677 after build_and_add_sum creates new use stmt.
21679 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21681 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
21682 load_lanes/grouped_load classification comes first. Don't check
21683 whether the vectorization factor is a multiple of the group size
21686 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21688 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
21689 GROUP_GAP for single-element interleaving.
21690 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
21693 2016-05-24 Richard Biener <rguenther@suse.de>
21695 PR middle-end/70434
21697 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
21698 bases which are accessed with non-invariant indices.
21699 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
21700 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
21702 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21704 PR middle-end/71170
21705 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
21706 (add_to_ops_vec): Add stmt_to_insert.
21707 (add_repeat_to_ops_vec): Init stmt_to_insert.
21708 (insert_stmt_before_use): New.
21709 (transform_add_to_multiply): Remove mult_stmt insertion and add it
21711 (get_ops): Init stmt_to_insert.
21712 (maybe_optimize_range_tests): Likewise.
21713 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
21714 (rewrite_expr_tree_parallel): Likewise.
21715 (reassociate_bb): Likewise.
21717 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21720 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
21721 ISA 3.0 xxperm fusion alternative.
21722 (altivec_vperm_v8hiv16qi): Likewise.
21723 (altivec_vperm_<mode>_uns_internal): Likewise.
21724 (vperm_v8hiv4si): Likewise.
21725 (vperm_v16qiv8hi): Likewise.
21727 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21728 Kelvin Nilsen <kelvin@gcc.gnu.org>
21730 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
21731 vpermr/xxpermr on ISA 3.0.
21732 (altivec_expand_vec_perm_le): Likewise.
21733 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
21734 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
21737 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
21739 * config/i386/i386.h (IS_STACK_MODE): Enable for
21740 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
21741 SSE_FLOAT_MODE_P macros.
21742 * config/i386/i386.c (ix86_preferred_reload_class): Use
21743 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
21744 Cleanup regclass processing for CONST_DOUBLE_P.
21745 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
21746 (ix86_rtx_costs): Remove redundant TARGET_80387 check
21747 with IS_STACK_MODE macro.
21748 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
21750 (*movdf_internal): Use IS_STACK_MODE macro.
21751 (*movsf_internal): Ditto.
21753 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
21755 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
21756 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
21758 2016-05-23 Jeff Law <law@redhat.com>
21760 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
21762 (fsm_find_control_statement_thread_paths): Call it.
21764 2016-05-23 Martin Jambor <mjambor@suse.cz>
21767 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
21768 from_global_constant if t is not NULL.
21770 2016-05-23 Marek Polacek <polacek@redhat.com>
21773 * common.opt (Wswitch-unreachable): New option.
21774 * doc/invoke.texi: Document -Wswitch-unreachable.
21775 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
21778 2016-05-23 Bin Cheng <bin.cheng@arm.com>
21780 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
21781 TMR_INDEX is non-NULL.
21783 2016-05-23 Richard Biener <rguenther@suse.de>
21785 PR tree-optimization/71230
21786 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
21787 (try_special_add_to_ops): ... here. Always test for single-use.
21789 2016-05-23 Martin Jambor <mjambor@suse.cz>
21791 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
21792 default block if a PHI node in the original one would be resized.
21794 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21796 PR tree-optimization/58135
21797 * tree-vect-slp.c: When group size is not multiple
21798 of vector size, allow splitting of store group at
21801 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
21803 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
21805 2016-05-22 Jakub Jelinek <jakub@redhat.com>
21807 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
21808 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
21809 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
21812 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
21813 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
21814 v constraint instead of x and vinserti32x4 insn.
21816 * config/i386/sse.md (i128vldq): New mode iterator.
21817 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
21818 avx512dq and avx512vl alternatives.
21820 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
21821 constraint, use maybe_evex prefix instead of vex.
21822 (vec_dupv4sf): Use v constraint instead of x for output
21823 operand except for noavx alternative, use Yv constraint
21824 instead of x for input. Use maybe_evex prefix instead of vex.
21825 (*vec_dupv4si): Likewise.
21826 (*vec_dupv2di): Likewise.
21828 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
21830 PR middle-end/40921
21831 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
21832 (linearize_expr_tree): Call try_special_add_to_ops.
21833 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
21835 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21837 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
21838 to computed stack_usage.
21840 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
21843 * config/avr/avr.md (define_expand "mov<mode>"): If the source
21844 operand is subreg (symbol_ref) then move the symbol ref to register.
21846 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
21848 * tree.c (array_at_struct_end_p): Look through MEM_REF.
21850 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
21852 PR middle-end/71179
21853 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
21856 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21858 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
21859 ranges by calling get_single_symbol and tidy up. Look more closely
21860 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
21862 2016-05-20 Jeff Law <law@redhat.com>
21864 * bitmap.c (bitmap_find_bit): Remove useless test.
21866 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
21868 * function.c (thread_prologue_and_epilogue_insns): Commit the
21869 insertion of the epilogue.
21871 2016-05-20 Martin Jambor <mjambor@suse.cz>
21873 PR tree-optimization/70884
21874 * tree-sra.c (initialize_constant_pool_replacements): Do not check
21875 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
21876 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
21877 of constant pool data as a reason for scalarization.
21879 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21881 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
21882 for naked functions.
21883 (thumb1_expand_prologue): Likewise.
21885 2016-05-20 Nathan Sidwell <nathan@acm.org>
21887 * config/nvptx/nptx.c (nvptx_option_override): Only set
21888 flag_toplevel_reorder, if not explicitly specified. Set
21889 flag_no_common, unless explicitly specified.
21891 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21893 * calls.c (can_implement_as_sibling_call_p): Mark param
21894 reg_parm_stack_space with ATTRIBUTE_UNUSED.
21896 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
21898 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
21899 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
21900 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
21902 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
21903 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
21904 and CASE_CONST_ANY.
21906 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
21908 * config/nvptx/nvptx.md (sincossf3): New pattern.
21910 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21912 * calls.c (maybe_complain_about_tail_call): New function.
21913 (initialize_argument_information): Call
21914 maybe_complain_about_tail_call when clearing *may_tailcall.
21915 (can_implement_as_sibling_call_p): Call
21916 maybe_complain_about_tail_call when returning false.
21917 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
21918 ensure try_tail_call is set. Call maybe_complain_about_tail_call
21919 if tail-call optimization fails.
21920 * cfgexpand.c (expand_call_stmt): Initialize
21921 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
21922 * gimple-pretty-print.c (dump_gimple_call): Dump
21923 gimple_call_must_tail_p.
21924 * gimple.c (gimple_build_call_from_tree): Call
21925 gimple_call_set_must_tail with the value of
21926 CALL_EXPR_MUST_TAIL_CALL.
21927 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
21928 (gimple_call_set_must_tail): New function.
21929 (gimple_call_must_tail_p): New function.
21930 * print-tree.c (print_node): Update printing of TREE_STATIC
21931 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
21932 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
21933 trailing comment listing applicable flags.
21934 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
21936 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21938 * calls.c (expand_call): Move "Rest of purposes for tail call
21939 optimizations to fail" to...
21940 (can_implement_as_sibling_call_p): ...this new function, and
21941 split into multiple "if" statements.
21943 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21945 * cfgloop.h (expected_loop_iterations_unbounded,
21946 expected_loop_iterations): Unconstify.
21947 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
21948 profile with known upper bound; return 3 when profile is absent.
21949 (expected_loop_iterations): Update.
21951 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21953 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
21954 and get_max_loop_iterations_int.
21956 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21958 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
21959 realistic upper bounds here.
21961 2016-05-20 Jakub Jelinek <jakub@redhat.com>
21964 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
21965 calls if the LHS is variable length or has addressable type.
21966 If targets[0]->decl is a noreturn call with void return type and
21967 zero arguments, adjust fntype and remove lhs in that case.
21969 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
21971 PR tree-optimization/71079
21972 PR tree-optimization/71206
21973 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
21975 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21977 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
21978 (get_vec_alignment_for_array_decl): Likewise.
21979 (get_vec_alignment_for_record_decl): Likewise.
21980 (increase_alignment::execute): Move code to find alignment to
21981 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
21982 (type_align_map): New hash_map.
21984 2016-05-20 Richard Guenther <rguenther@suse.de>
21986 PR tree-optimization/29756
21987 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
21988 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
21989 * fold-const.c (operand_equal_p): Likewise.
21990 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
21991 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
21992 * tree-inline.c (estimate_operator_cost): Likewise.
21993 * tree-pretty-print.c (dump_generic_node): Likewise.
21994 * tree-ssa-operands.c (get_expr_operands): Likewise.
21995 * cfgexpand.c (expand_debug_expr): Likewise.
21996 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
21997 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
21998 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
21999 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
22000 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
22001 (execute_update_addresses_taken): Do it.
22003 2016-05-20 Richard Biener <rguenther@suse.de>
22005 PR tree-optimization/71185
22006 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
22007 register operations.
22009 2016-05-20 Richard Biener <rguenther@suse.de>
22011 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
22012 gimple_seq_add_seq_without_update.
22013 (release_bb_predicate): Assert we have no operands to free.
22014 (if_convertible_loop_p_1): Calculate post dominators later.
22015 Do not free BB predicates here.
22016 (combine_blocks): Do not recompute BB predicates.
22017 (version_loop_for_if_conversion): Save BB predicates around
22020 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
22022 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
22023 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
22024 code. Ignore sibcalls on EDGE_IGNORE edges.
22025 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
22026 on edges for sibcalls that run without prologue. The rest of the
22027 function is combined from...
22028 (fix_fake_fallthrough_edge): ... this, and ...
22029 (try_shrink_wrapping): ... a part of this. Remove the bb_with
22030 function argument, make it a local variable.
22032 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
22034 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
22035 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
22036 for 32-bit mode and SEH for 64-bit.
22037 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
22038 TARGET_64BIT_DEFAULT.
22040 2016-05-19 Ryan Burn <contact@rnburn.com>
22042 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
22043 * gengtype.c (open_base_files): Add cilk.h to ifiles.
22045 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
22047 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
22048 force pending loads from memory.
22050 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
22052 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
22053 (UNSPEC_DARN_32): New unspec constant.
22054 (UNSPEC_DARN_RAW): New unspec constant.
22055 (darn_32): New instruction.
22056 (darn_raw): New instruction.
22057 (darn): New instruction.
22058 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
22059 support and documentation for this macro.
22060 (BU_P9_MISC_1): New macro definition.
22061 (BU_P9_64BIT_MISC_0): New macro definition.
22062 (BU_P9_MISC_0): New macro definition.
22063 (darn_32): New builtin definition.
22064 (darn_raw): New builtin definition.
22065 (darn): New builtin definition.
22066 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
22067 RS6000_BUILTIN_0 directives to surround each occurrence of
22068 #include "rs6000-builtin.def".
22069 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
22070 RS6000_BTM_64BIT flags to the returned mask, depending on
22072 (def_builtin): Correct an error in the assignments made to the
22073 debugging variable attr_string.
22074 (rs6000_expand_builtin): Add support for no-operand built-in
22076 (builtin_function_type): Remove fatal_error assertion that is no
22078 (rs6000_common_init_builtins): Add support for no-operand built-in
22080 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
22082 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
22084 (RS6000_BTM_64BIT): New macro definition.
22085 * doc/extend.texi: Document __builtin_darn (void),
22086 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
22089 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
22091 * tree-vect-loop.c (vect_analyze_loop_2): Use also
22092 max_loop_iterations_int.
22094 2016-05-19 Marek Polacek <polacek@redhat.com>
22096 PR tree-optimization/71031
22097 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
22098 condition and adjust the code a bit.
22100 2016-05-19 Martin Liska <mliska@suse.cz>
22102 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
22103 auto_vec instead of vec.
22105 2016-05-19 Martin Liska <mliska@suse.cz>
22107 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
22109 2016-05-19 Martin Liska <mliska@suse.cz>
22111 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
22113 2016-05-19 Martin Liska <mliska@suse.cz>
22115 * ipa-pure-const.c (set_function_state): Remove an existing
22117 (remove_node_data): Do not free it as it's released
22118 in set_function_state.
22120 2016-05-19 Martin Liska <mliska@suse.cz>
22122 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
22125 2016-05-19 Martin Liska <mliska@suse.cz>
22127 * omp-simd-clone.c (simd_clone_adjust): Release vector.
22129 2016-05-19 Martin Liska <mliska@suse.cz>
22131 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
22132 an auto_vec instead of re-creating it.
22134 2016-05-19 Martin Liska <mliska@suse.cz>
22136 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
22137 auto_vec instead of vec.
22139 2016-05-19 Martin Liska <mliska@suse.cz>
22141 * lto-section-in.c (lto_get_section_data): Call
22142 lto_check_version with additional argument.
22143 * lto-streamer.c (lto_check_version): Add new argument.
22144 * lto-streamer.h (lto_check_version): Likewise.
22146 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22148 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
22149 Don't add cost of inner memory when handling sign-extended loads.
22151 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
22153 PR rtl-optimization/71148
22154 * cse.c (cse_main): Free dominance info.
22155 (rest_of_handle_cse): Don't free dominance info.
22156 (rest_of_handle_cse2): Likewise.
22157 (rest_of_handle_cse_after_global_opts): Likewise.
22159 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22162 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
22163 NULL_TREE early if NEON is not available. Remove now redundant check
22164 in ARM_CHECK_BUILTIN_MODE.
22166 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
22169 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
22170 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
22171 * doc/cpp.texi: Document new macros.
22173 2016-05-19 Bin Cheng <bin.cheng@arm.com>
22175 PR tree-optimization/69848
22176 * tree-vect-loop.c (vectorizable_reduction): Don't factor
22177 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
22179 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
22181 * function.c (thread_prologue_and_epilogue_insn): Move the
22182 "goto epilogue_done" one block later.
22184 2016-05-19 Richard Biener <rguenther@suse.de>
22186 PR tree-optimization/70729
22187 * passes.def: Move LIM pass before PRE. Remove no longer
22188 required copyprop and move first DCE out of the loop pipeline.
22190 2016-05-18 David Malcolm <dmalcolm@redhat.com>
22193 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
22194 (OBJS-libcommon-target): ...here.
22195 * opts-common.c: Include spellcheck.h.
22196 (cmdline_handle_error): Build a vec of valid options and use it
22197 to suggest provide hints for misspelled arguments.
22199 2016-05-18 Jakub Jelinek <jakub@redhat.com>
22202 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
22203 lhs if it has TREE_ADDRESSABLE type.
22205 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
22208 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
22209 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
22211 2016-05-18 Martin Jambor <mjambor@suse.cz>
22214 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
22215 input for NOP_EXPR pass-through functions.
22216 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
22217 aggregate global constant VAR_DECLs in constant jump functions.
22219 2016-05-18 Martin Jambor <mjambor@suse.cz>
22222 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
22223 from TREE_READONLY parameters.
22225 2016-05-18 Martin Jambor <mjambor@suse.cz>
22228 * cgraph.h (cgraph_indirect_call_info): New field
22229 guaranteed_unmodified.
22230 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
22231 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
22233 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
22234 pass the parameter value to ipa_find_agg_cst_for_param.
22235 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
22236 guaranteed_unmodified, store AA results there instead of bailing out
22238 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
22239 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
22240 (find_constructor_constant_at_offset): New function.
22241 (ipa_find_agg_cst_from_init): Likewise.
22242 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
22243 static initializers of contants, report back through a new paameter
22244 from_global_constant if that was the case.
22245 (try_make_edge_direct_simple_call): Also pass parameter value to
22246 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
22248 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
22249 (ipa_read_indirect_edge_info): Likewise.
22250 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
22251 (ipa_load_from_parm_agg): Likewise.
22253 2016-05-18 Jiong Wang <jiong.wang@arm.com>
22255 PR rtl-optimization/71150
22256 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
22259 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
22262 * config/rs6000/constraints.md (wE constraint): New constraint
22263 for a vector constant that can be loaded with XXSPLTIB.
22264 (wM constraint): New constraint for a vector constant of a 1's.
22265 (wS constraint): New constraint for a vector constant that can be
22266 loaded with XXSPLTIB and a vector sign extend instruction.
22267 * config/rs6000/predicates.md (xxspltib_constant_split): New
22268 predicates for wE/wS constraints.
22269 (xxspltib_constant_nosplit): Likewise.
22270 (easy_vector_constant): Add support for constants that can be
22271 loaded via XXSPLTIB.
22272 (all_ones_constant): New predicate for vector constant with all
22274 (splat_input_operand): Add support for ISA 3.0 word splat operations.
22275 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
22276 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
22277 instruction and possibly with a sign extension.
22278 (output_vec_const_move): Add support for XXSPLTIB. If we are
22279 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
22280 instead of XXLXOR/XXLORC.
22281 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
22283 (rs6000_legitimize_reload_address): Likewise.
22284 (rs6000_output_move_128bit): Use output_vec_const_move to emit
22286 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
22287 combine VSX_M and VSX_M2 into one iterator.
22288 (VSX_M2): Likewise.
22289 (VSINT_84): New iterators for loading constants with XXSPLTIB.
22290 (VSINT_842): Likewise.
22291 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
22292 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
22293 XXSPLTIB instruction.
22294 (xxspltib_<mode>_nosplit): Likewise.
22295 (xxspltib_<mode>_split): New insn to load up constants with
22296 XXSPLTIB and a sign extend instruction.
22297 (vsx_mov<mode>): Replace single move that handled all vector types
22298 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
22299 moves (when -mvsx-timode is in effect) into the main vector
22300 moves. Eliminate separate moves for <VSr> <VSa>, where the
22301 preferred register class (<VSr>) is listed first, and the
22302 secondary register class (<VSa>) is listed second with a '?' to
22303 discourage use. Prefer loading 0/-1 in any VSX register for ISA
22304 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
22305 that if the register was involved in a slow operation, the
22306 clear/set operation does not wait for the slow operation to
22307 finish. Adjust the length attributes for 32-bit mode. Use
22308 rs6000_output_move_128bit and drop the use of the string
22309 instructions for 32-bit movti when -mvsx-timode is in effect. Use
22310 spacing so that the alternatives and attributes don't generate
22311 long lines, and put things in columns, so that it is easier to
22312 match up the operands and attributes with the insn alternatives.
22313 (vsx_mov<mode>_64bit): Likewise.
22314 (vsx_mov<mode>_32bit): Likewise.
22315 (vsx_movti_64bit): Fold movti into normal vector moves.
22316 (vsx_movti_32bit): Likewise.
22317 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
22318 splat instructions.
22319 (vsx_splat_v4si_internal): Likewise.
22320 (vsx_splat_v4sf_internal): Likewise.
22321 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
22322 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
22323 extend vector elements.
22324 (vsx_sign_extend_hi_<mode>): Likewise.
22325 (vsx_sign_extend_si_v2di): Likewise.
22326 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
22328 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
22329 constraints. Add trailing period to wL documentation.
22331 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
22333 PR middle-end/71020
22334 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
22335 * tree-dfa.c (replace_abnormal_ssa_names): New function.
22336 * tree-call-cdce.c: Include tree-dfa.h.
22337 (can_guard_call_p): New function, extracted from...
22338 (can_use_internal_fn): ...here.
22339 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
22341 (shrink_wrap_one_built_in_call): Likewise.
22342 (use_internal_fn): Likewise.
22343 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
22344 and return void. Call replace_abnormal_ssa_names.
22345 (pass_call_cdce::execute): Check can_guard_call_p during the
22346 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
22347 will always change something.
22349 2016-05-18 Martin Jambor <mjambor@suse.cz>
22352 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
22353 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
22355 2016-05-18 Martin Jambor <mjambor@suse.cz>
22358 * ipa-inline.h (condition): New field size.
22359 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
22360 for comaprison and store it into the new condition.
22361 (evaluate_conditions_for_known_args): Use condition size to check
22362 access sizes for all but CHANGED conditions.
22363 (unmodified_parm_1): New parameter size_p, store access size into it.
22364 (unmodified_parm): Likewise.
22365 (unmodified_parm_or_parm_agg_item): Likewise.
22366 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
22367 (set_cond_stmt_execution_predicate): Extract access sizes and store
22368 them to conditions.
22369 (set_switch_stmt_execution_predicate): Likewise.
22370 (will_be_nonconstant_expr_predicate): Likewise.
22371 (will_be_nonconstant_predicate): Likewise.
22372 (inline_read_section): Stream condition size.
22373 (inline_write_summary): Likewise.
22375 2016-05-18 Richard Biener <rguenther@suse.de>
22377 * tree-ssa-loop-im.c (determine_max_movement): Properly add
22378 condition cost to PHI cost instead of total_cost.
22380 2016-05-18 Martin Liska <mliska@suse.cz>
22383 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
22386 2016-05-18 Richard Biener <rguenther@suse.de>
22388 * lto-streamer.h (LTO_major_version): Bump to 6.
22390 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
22392 * function.c (make_split_prologue_seq, make_prologue_seq,
22393 make_epilogue_seq): New functions, factored out from...
22394 (thread_prologue_and_epilogue_insns): Here.
22396 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
22398 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
22399 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
22400 of before. Add a comment.
22402 2016-05-18 Bin Cheng <bin.cheng@arm.com>
22404 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
22405 expression pointer, not pointer to the pointer.
22407 2016-05-18 Jakub Jelinek <jakub@redhat.com>
22409 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
22410 (avx2_pbroadcast<mode>): Add another alternative with v instead
22411 of x constraints in it, using <pbroadcast_evex_isa> isa.
22412 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
22414 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
22415 constraint x instead of v in second alternative, add avx512bw
22418 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
22419 constraint x instead of v in second alternative, add avx512bw
22422 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
22423 constraint x instead of v in second alternative, add avx512bw
22426 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
22427 avx512bw alternative.
22429 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
22431 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
22432 array to 128 chars.
22433 (define_insn "*andnottf3"): Ditto.
22434 (define_insn "*<code><mode>3"/any_logic): Ditto.
22435 (define_insn "*<code>tf3"/any_logic): Ditto.
22436 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
22437 operand to block AVX-512VL insn variant emit when it is not enabled.
22439 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
22441 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
22442 constraint fot SF mode.
22444 2016-05-18 Petr Murzin <petr.murzin@intel.com>
22445 Kirill Yukhin <kirill.yukhin@intel.com>
22447 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
22449 (define_insn "rsqrt14<mode>"): Ditto.
22450 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
22451 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
22452 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
22453 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
22454 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
22456 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
22457 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
22458 * config/i386/i386.c (ix86_print_operand): Expand check for size
22459 override codes for Intel syntax.
22461 2016-05-18 Richard Biener <rguenther@suse.de>
22463 PR tree-optimization/71168
22464 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
22465 initialization earlier.
22467 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
22469 * config/aarch64/aarch64-simd.md
22470 (aarch64_reduc_plus_internal<mode>): Rename to...
22471 (reduc_plus_scal): ...This, and remove previous implementation.
22473 2016-05-18 Richard Biener <rguenther@suse.de>
22475 * passes.def: Put late dse and cd_dce in canonical order.
22477 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
22479 * ipa-inline-transform.c (preserve_function_body_p): Look for
22480 first non-thunk clone.
22481 (save_function_body): Save into first non-thunk.
22482 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
22484 (lto_output_node): Inline thunks don't need body in every
22486 * lto-streamer-in.c: Do not fixup thunk clones.
22487 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
22489 * tree-inline.c (copy_bb): Be prepared for target node to be new after
22492 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
22494 PR middle-end/63586
22495 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
22496 (reassociate_bb): Call transform_add_to_multiply.
22498 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
22500 * config/aarch64/aarch64.c (all_extensions): Removed unused
22503 2016-05-17 Nathan Sidwell <nathan@acm.org>
22505 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
22506 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
22508 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
22510 PR tree-optimization/54579
22511 PR middle-end/55299
22512 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
22514 2016-05-17 Marek Polacek <polacek@redhat.com>
22517 * tree-inline.c (expand_call_inline): Call
22518 maybe_remove_unused_call_args.
22520 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
22522 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
22523 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
22524 * doc/md.texi (fmin@var{m}3): Likewise.
22526 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22528 * match.pd (X & C): New transformation.
22530 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22532 * match.pd (~X & Y): New transformation.
22534 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22536 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
22537 information for new SSA_NAME.
22538 (simplify_conversion_using_ranges): Get range through get_range_info
22539 instead of get_value_range.
22541 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22543 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
22544 Remove inline assembly.
22545 (vmvn_s16): Likewise.
22546 (vmvn_s32): Likewise.
22547 (vmvn_u8): Likewise.
22548 (vmvn_u16): Likewise.
22549 (vmvn_u32): Likewise.
22550 (vmvnq_s8): Likewise.
22551 (vmvnq_s16): Likewise.
22552 (vmvnq_s32): Likewise.
22553 (vmvnq_u8): Likewise.
22554 (vmvnq_u16): Likewise.
22555 (vmvnq_u32): Likewise.
22556 (vmvn_p8): Likewise.
22557 (vmvnq_p16): Likewise.
22559 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22561 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
22563 (vmul_n_s16): Likewise.
22564 (vmul_n_s32): Likewise.
22565 (vmul_n_u16): Likewise.
22566 (vmul_n_u32): Likewise.
22567 (vmulq_n_f32): Likewise.
22568 (vmulq_n_f64): Likewise.
22569 (vmulq_n_s16): Likewise.
22570 (vmulq_n_s32): Likewise.
22571 (vmulq_n_u16): Likewise.
22572 (vmulq_n_u32): Likewise.
22574 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22576 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
22577 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
22579 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22581 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
22582 to *aarch64_fma4_elt_from_dup<mode>.
22583 (*aarch64_fnma4_elt_to_128df): Rename to
22584 *aarch64_fnma4_elt_from_dup<mode>.
22585 * config/aarch64/arm_neon.h (vfma_n_f64): New.
22586 (vfms_n_f32): Likewise.
22587 (vfms_n_f64): Likewise.
22588 (vfmsq_n_f32): Likewise.
22589 (vfmsq_n_f64): Likewise.
22591 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
22593 * wide-int.h: Change fixed_wide_int_storage from class to struct.
22595 2016-05-17 Richard Biener <rguenther@suse.de>
22597 PR tree-optimization/71132
22598 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
22599 Only add control dependences for blocks in the loop.
22600 (build_rdg): Adjust.
22601 (generate_code_for_partition): Return whether loop should
22602 be destroyed and delay that.
22603 (distribute_loop): Likewise.
22604 (pass_loop_distribution::execute): Record loops to be destroyed
22605 and perform delayed destroying of loops.
22607 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22610 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
22612 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22614 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
22616 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
22619 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
22620 insertion point for instructions generated by validize_mem.
22622 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22624 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
22627 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22629 * config/aarch64/aarch64.c
22630 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
22631 rather than a macro.
22633 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22635 * doc/invoke.texi (AArch64 Options): Various updates.
22637 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22639 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
22640 into instrumentation thunks.
22641 * cif-code.def (CIF_CHKP): New.
22643 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
22645 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
22647 2016-05-16 Martin Jambor <mjambor@suse.cz>
22649 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
22650 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
22652 2016-05-16 Marek Polacek <polacek@redhat.com>
22654 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
22657 2016-05-16 Martin Jambor <mjambor@suse.cz>
22660 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
22661 the outlined kernel function.
22663 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
22665 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
22666 (ISA_HAS_DLSA): Ditto.
22668 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22670 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
22672 2016-05-16 Nathan Sidwell <nathan@acm.org>
22674 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
22675 (nvptx_name_replacement): Restore. Add comment.
22676 (write_fn_proto, write_fn_proto_from_insn,
22677 nvptx_output_call_insn): Restore
22678 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
22680 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22682 * config/aarch64/aarch64.md
22683 (add<mode>3_compareC_cconly_imm): Remove use of %w.
22684 (add<mode>3_compareC_imm): Likewise.
22685 (<optab>si3_uxtw): Split into register and immediate variants.
22686 (andsi3_compare0_uxtw): Likewise.
22687 (and<mode>3_compare0): Likewise.
22688 (and<mode>3nr_compare0): Likewise.
22689 (stack_protect_test_<mode>): Don't use %x for memory operands.
22691 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22693 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
22695 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22697 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
22698 Split integer shifts into shift_reg and bfm.
22699 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
22700 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
22701 (ror<mode>3_insn): Likewise.
22702 (<optab>si3_insn_uxtw): Likewise.
22703 (<optab><mode>3_insn): Change to rotate_imm.
22704 (extr<mode>5_insn_alt): Likewise.
22705 (extrsi5_insn_uxtw): Likewise.
22706 (extrsi5_insn_uxtw_alt): Likewise.
22708 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22710 * doc/tm.texi: Regenerate.
22711 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
22712 (TARGET_INVALID_RETURN_TYPE): Remove.
22713 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
22714 TARGET_INVALID_RETURN_TYPE.
22715 * target.def (invalid_parameter_type): Remove.
22716 (invalid_return_type): Remove.
22718 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22720 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
22721 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
22723 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
22725 (preserve_function_body_p): No need to preserve function body
22726 * cif-codes.def (CIF_THUNK): Remove.
22727 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
22729 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22731 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
22733 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22735 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
22738 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22740 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
22741 (inline_small_functions): Do not look for function symbol when
22744 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22746 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
22749 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22750 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22751 Jiong Wang <jiong.wang@arm.com>
22753 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
22754 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
22755 Define __ARM_FP16_ARGS when appropriate.
22756 * config/arm/arm.c (arm_invalid_parameter_type): Remove
22758 (arm_invalid_return_type): Likewise.
22759 (TARGET_INVALID_PARAMETER_TYPE): Remove.
22760 (TARGET_INVALID_RETURN_TYPE): Remove.
22761 (aapcs_vfp_sub_candidate): Allow HFmode.
22762 (aapcs_vfp_allocate): Add comment. Support HFmode.
22763 (aapcs_vfp_allocate_return_reg): Likewise.
22764 (struct aapcs_cp_arg_layout): Slightly reword comments for
22765 is_return_candidate and allocate_return_reg.
22766 (output_mov_vfp): Update assert.
22767 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
22769 (arm_invalid_parameter_type): Remove.
22770 (amr_invalid_return_type): Remove.
22771 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
22772 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
22773 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
22775 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22777 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
22778 * config/aarch64/arch64-protos.h
22779 (aarch64_legitimize_reload_address): Remove.
22780 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
22783 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
22785 * configure.ac: Add ACX_NONCANONICAL_HOST.
22786 * configure: Regenerate.
22787 * Makefile.in: Set host_noncanonical.
22789 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
22792 * config/i386/i386.md (*movtf_internal): Before register allocation,
22793 do not allow FP constants for CM_MEDIUM memory model, allow only
22794 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
22795 (*movxf_internal): Ditto.
22796 (*movdf_internal): Ditto.
22797 (*movsf_internal): Ditto.
22799 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
22801 PR rtl-optimization/67483
22802 * combine.c (make_compound_operation): Don't call extract_left_shift
22803 with negative shift amounts.
22805 2016-05-13 Jakub Jelinek <jakub@redhat.com>
22808 * fold-const.c (fold_checksum_tree): Allow modification
22809 of TYPE_ALIAS_SET during folding.
22811 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
22812 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
22813 (ix86_split_to_parts): Likewise. Fix up formatting.
22815 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
22817 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
22818 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
22821 2016-05-13 Nathan Sidwell <nathan@acm.org>
22823 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
22824 (nvptx_name_replacement): Delete.
22825 (write_fn_proto, write_fn_proto_from_insn,
22826 nvptx_output_call_insn): Remove nvptx_name_replacement call.
22827 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
22828 * langhooks.c (add_builtin_funcction_common): Call
22829 targetm.mangle_decl_assembler_name.
22831 * config/nvptx/nvptx.c (write_fn_proto): Handle
22832 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
22834 2016-05-13 Martin Liska <mliska@suse.cz>
22836 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
22837 and PRIu64 in printf format.
22839 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22841 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
22844 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22846 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
22847 Change --param max-completely-peeled-times to
22848 --param max-completely-peel-times in dump file printing.
22850 2016-05-13 Richard Biener <rguenther@suse.de>
22852 PR tree-optimization/42587
22853 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
22854 (find_bswap_or_nop_1): Likewise.
22855 (bswap_replace): Likewise.
22857 2016-05-13 Martin Liska <mliska@suse.cz>
22859 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
22860 Initialize a variable with default value.
22862 2016-05-13 Martin Liska <mliska@suse.cz>
22864 * doc/invoke.texi: Enhance explanation of error recovery
22867 2016-05-13 Martin Liska <mliska@suse.cz>
22869 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
22870 (struct cost_pair): Change inv_expr_id (int) to inv_expr
22871 (iv_inv_expr_ent *).
22872 (struct iv_inv_expr_ent): Comment struct fields.
22873 (sort_iv_inv_expr_ent): New function.
22874 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
22875 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
22876 a hash_map between iv_inv_expr_ent and number of usages.
22877 (niter_for_exit): Fix coding style.
22878 (tree_ssa_iv_optimize_init): Use renamed variable.
22879 (determine_base_object): Fix coding style.
22880 (alloc_iv): Likewise.
22881 (find_interesting_uses_outside): Likewise.
22882 (add_candidate_1): Likewise.
22883 (add_standard_iv_candidates): Likewise.
22884 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
22885 (prepare_decl_rtl): Fix coding style.
22886 (get_address_cost): Likewise.
22887 (get_shiftadd_cost): Likewise.
22888 (force_expr_to_var_cost): Likewise.
22889 (compare_aff_trees): Likewise.
22890 (get_expr_id): Restructure the function.
22891 (get_loop_invariant_expr_id): Renamed to
22892 get_loop_invariant_expr.
22893 (get_computation_cost_at): Replace usage of inv_expr_id with
22895 (get_computation_cost): Likewise.
22896 (determine_group_iv_cost_generic): Likewise.
22897 (determine_group_iv_cost_address): Likewise.
22898 (iv_period): Fix coding style.
22899 (iv_elimination_compare_lt): Likewise.
22900 (may_eliminate_iv): Likewise.
22901 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
22903 (determine_group_iv_costs): Dump invariant expressions.
22904 (iv_ca_recount_cost): Use the newly added hash_map.
22905 (iv_ca_set_remove_invariants): Fix coding style.
22906 (iv_ca_set_add_invariants): Fix coding style.
22907 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
22909 (iv_ca_set_cp): Likewise.
22910 (iv_ca_new): Initialize the newly added hash_map and remove
22911 initialization of fields.
22912 (iv_ca_free): Delete the hash_map.
22913 (iv_ca_dump): Dump invariant expressions.
22914 (iv_ca_extend): Fix coding style.
22915 (try_add_cand_for): Likewise.
22916 (create_new_ivs): Dump information about # of avg iterations and
22917 # of used invariant expressions.
22918 (rewrite_use_compare): Fix coding style.
22919 (free_loop_data): Set default value for max_inv_expr_id.
22921 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
22923 * cse.c (rest_of_handle_cse): Use cleanup_cfg
22924 returned value cse_cfg_altered computation.
22925 (rest_of_handle_cse2): Likewise.
22926 (rest_of_handle_cse_after_global_opts): Likewise.
22928 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22931 * config/arm/arm.c (arm32_output_mi_thunk): New.
22932 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
22933 to split Thumb1 vs TARGET_32BIT functionality.
22934 (arm_thumb1_mi_thunk): New.
22936 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22938 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
22941 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22944 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
22946 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
22948 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
22949 (expand_builtin_trap): Emit a regular call.
22950 (set_builtin_user_assembler_name): Remove obsolete cases.
22951 * dse.c (scan_insn): Adjust.
22952 * except.c: Include calls.h.
22953 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
22954 emit a regular call to setjmp.
22955 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
22956 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
22957 (emit_block_move_via_libcall): Delete.
22958 (block_move_fn): Delete.
22959 (init_block_move_fn): Likewise.
22960 (emit_block_move_libcall_fn): Likewise.
22961 (emit_block_op_via_libcall): New function.
22962 (set_storage_via_libcall): Tidy up and use memset builtin.
22963 (block_clear_fn): Delete.
22964 (init_block_clear_fn): Likewise.
22965 (clear_storage_libcall_fn): Likewise.
22966 (expand_assignment): Call emit_block_move_via_libcall.
22967 Do not include gt-expr.h.
22968 * expr.h (emit_block_op_via_libcall): Declare.
22969 (emit_block_copy_via_libcall): New inline function.
22970 (emit_block_move_via_libcall): Likewise.
22971 (emit_block_comp_via_libcall): Likewise.
22972 (block_clear_fn): Delete.
22973 (init_block_move_fn): Likewise.
22974 (init_block_clear_fn): Likewise.
22975 (emit_block_move_via_libcall): Likewise.
22976 (set_storage_via_libcall): Add default parameter value.
22977 * libfuncs.h (enum libfunc_index): Remove obsolete values.
22978 (abort_libfunc): Delete.
22979 (memcpy_libfunc): Likewise.
22980 (memmove_libfunc): Likewise.
22981 (memcmp_libfunc): Likewise.
22982 (memset_libfunc): Likewise.
22983 (setbits_libfunc): Likewise.
22984 (setjmp_libfunc): Likewise.
22985 (longjmp_libfunc): Likewise.
22986 (profile_function_entry_libfunc): Likewise.
22987 (profile_function_exit_libfunc): Likewise.
22988 (gcov_flush_libfunc): Likewise.
22989 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
22990 and DECL_VISIBILITY on the declaration.
22991 (init_optabs): Do not initialize obsolete libfuncs.
22992 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
22993 * tree-core.h (ECF_RET1): Define.
22994 (ECF_TM_PURE): Adjust.
22995 (ECF_TM_BUILTIN): Likewise.
22996 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
22997 (build_common_builtin_nodes): Initialize abort builtin.
22998 Add ECF_RET1 on memcpy, memmove and memset builtins.
22999 Pass final flags for alloca and alloca_with_align builtins.
23000 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
23002 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
23003 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
23004 set_storage_via_libcall and call emit_block_copy_via_libcall.
23006 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
23008 * config/i386/i386.md (*call_got_x32): Change operand 0 to
23009 DImode before it is passed to ix86_output_call_operand.
23010 (*call_value_got_x32): Ditto for operand 1.
23012 2016-05-12 Jiong Wang <jiong.wang@arm.com>
23014 PR rtl-optimization/70904
23015 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
23016 reload for wide mode.
23018 2016-05-12 Marek Polacek <polacek@redhat.com>
23021 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
23022 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
23023 * langhooks.h (incomplete_type_error): Likewise.
23024 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
23025 parameter, pass it down to incomplete_type_error.
23026 * tree.h (size_in_bytes): New inline overload.
23027 (size_in_bytes_loc): Renamed from size_in_bytes.
23029 2016-05-12 Richard Biener <rguenther@suse.de>
23031 PR tree-optimization/71059
23032 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
23033 nary before looking up or entering the expression into the VN
23035 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
23036 Make sure to re-use NARYs without result as inserted by
23039 2016-05-12 Richard Biener <rguenther@suse.de>
23041 PR tree-optimization/71062
23042 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
23044 * tree-ssa-structalias.c (set_uids_in_ptset): Set
23045 vars_contains_restrict if the var is a restrict tag.
23046 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
23047 do not disambiguate pointers against it.
23048 (dump_points_to_solution): Re-structure and adjust for new
23049 vars_contains_restrict flag.
23050 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
23052 2016-05-12 Martin Liska <mliska@suse.cz>
23054 * doc/invoke.texi: Explain connection between
23055 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
23057 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
23059 PR tree-optimization/71006
23060 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
23061 consider COND_EXPR as a mask producer.
23063 2016-05-12 Marek Polacek <polacek@redhat.com>
23066 * opts.c (common_handle_option): Detect missing argument for --help^.
23068 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23071 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
23072 when popping the PC and within an interrupt handler routine.
23073 Add missing tab to output of "ldmfd".
23074 (output_return_instruction): Output LDMFD with SP update rather
23075 than POP when returning from interrupt handler.
23077 2016-05-12 Jakub Jelinek <jakub@redhat.com>
23079 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
23080 TARGET_64BIT && TARGET_AVX512DQ.
23081 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
23082 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
23083 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
23084 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
23085 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
23086 (*vec_extractv4si_zext): Add avx512dq alternative.
23087 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
23088 use v instead of x constraint in other alternatives where possible.
23090 * config/i386/sse.md (sse2_loadld): Use v instead of x
23091 constraint in alternatives 0,1,4.
23093 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
23094 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
23095 v constraints instead of x and <pinsr_evex_isa> isa attribute.
23098 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
23099 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
23100 is not emitted unless TARGET_AVX512BW.
23101 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
23102 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
23103 for the result operand.
23105 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
23106 constraint instead of x in avx alternatives. Use maybe_evex instead
23109 * config/i386/constraints.md (Yv): New constraint.
23110 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
23111 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
23112 * config/i386/i386.md (avx512fvecmode): New mode attr.
23113 (*pushtf): Use v constraint instead of x.
23114 (*movtf_internal): Likewise. For TARGET_AVX512VL and
23115 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
23116 (*absneg<mode>2): Use Yv constraint instead of x constraint.
23117 (*absnegtf2_sse): Likewise.
23118 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
23119 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
23120 avx512f alternatives.
23121 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
23123 2016-05-12 Richard Biener <rguenther@suse.de>
23125 PR tree-optimization/71060
23126 * tree-data-ref.c (initialize_data_dependence_relation): Do not
23127 require exact match of DR_BASE_OBJECT but only matching address and
23130 2016-05-12 Richard Biener <rguenther@suse.de>
23132 PR tree-optimization/70986
23133 * cfganal.c: Include cfgloop.h.
23134 (dfs_find_deadend): Prefer to take edges exiting loops.
23136 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23138 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
23139 compile and run time.
23141 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
23144 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
23146 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
23148 * config/i386/i386.c (legitimize_pic_address): Use
23149 copy_to_suggested_reg instead of gen_movsi.
23151 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
23153 * config/rs6000/predicates.md (quad_memory_operand): Move most of
23154 the code into quad_address_p and call it to share code with
23155 vsx_quad_dform_memory_operand.
23156 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
23158 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
23159 bit instead of being a separate word. Split -mpower9-dform into
23160 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
23161 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
23162 for the register class supporting 128-bit quad word memory offsets.
23163 (mode_supports_vsx_dform_quad): Helper function to return if the
23164 register class uses quad word memory offsets.
23165 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
23166 (rs6000_debug_reg_global): Always print if we are using LRA or not.
23167 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
23168 instructions are enabled, set up the appropriate addr_masks for
23170 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
23171 -mpower9-dform-scalar, instead of -mpower9-dform.
23172 (rs6000_option_override_internal): Split -mpower9-dform into two
23173 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
23174 -mpower9-dform switch sets or clears both. If we are not using
23175 the LRA register allocator, do not enable -mpower9-dform-vector by
23176 default. If we are using LRA, enable -mpower9-dform-vector and
23177 -mvsx-timode if it is appropriate. Issue a warning if either
23178 -mpower9-dform-vector or -mvsx-timode are explicitly used without
23180 (quad_address_offset_p): New helper function to return if the
23181 offset is legal for quad word memory instructions.
23182 (quad_address_p): New function to determin if GPR or vector
23183 register quad word memory addresses are legal.
23184 (mem_operand_gpr): Validate quad word address offsets.
23185 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
23186 d-form (register + offset) instructions.
23187 (offsettable_ok_by_alignment): Likewise.
23188 (rs6000_legitimate_offset_address_p): Likewise.
23189 (legitimate_lo_sum_address_p): Likewise.
23190 (rs6000_legitimize_address): Likewise.
23191 (rs6000_legitimize_reload_address): Add more debug statements for
23193 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
23194 d-form instructions.
23195 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
23196 d-form instructions. Distinguish different cases in debug
23197 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
23198 d-form instructions.
23199 (rs6000_preferred_reload_class): Likewise.
23200 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
23201 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
23202 of the ISA 2.06 indexed memory instructions.
23203 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
23204 use them to save/restore the saved vector registers instead of
23205 using Altivec instructions.
23206 (rs6000_emit_epilogue): Likewise.
23207 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
23208 (rs6000_opt_masks): Split -mpower9-dform into
23209 -mpower9-dform-scalar and -mpower9-dform-vector.
23210 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
23212 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
23213 ISA 3.0 vector indexed memory instructions, and fold the code into
23214 the normal mov<mode> patterns.
23215 (p9_vecstore_<mode>): Likewise.
23216 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
23218 (vsx_movti_64bit): Likewise.
23219 (vsx_movti_32bit): Likewise.
23220 * config/rs6000/constraints.md (wO constraint): New constraint for
23221 ISA 3.0 vector d-form support.
23222 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
23223 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
23224 include -mpower9-dform-vector until we switch over to LRA.
23225 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
23226 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
23227 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
23228 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23229 for -mpower9-dform and -mlra.
23230 * doc/md.texi (wO constraint): Document wO constraint.
23232 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
23234 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
23235 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
23236 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
23237 Move handling of non-insn arguments inline into the sole user:
23238 (output_trans_func): ...here.
23239 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
23240 in emitted function prototype.
23241 (output_internal_insn_latency_func): Ditto. Simplify.
23242 (output_internal_maximal_insn_latency_func): Ditto. Delete
23243 always-unused argument.
23244 (output_insn_latency_func): Ditto.
23245 (output_maximal_insn_latency_func): Ditto.
23247 2016-05-11 Richard Biener <rguenther@suse.de>
23249 PR tree-optimization/71055
23250 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
23251 sth with precision not equal to access size verify we don't chop
23254 2016-05-11 Richard Biener <rguenther@suse.de>
23257 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
23258 (dwarf2out_finish): Move retry_incomplete_types call ...
23259 (dwarf2out_early_finish): ... here.
23261 2016-05-11 Richard Biener <rguenther@suse.de>
23263 PR middle-end/71002
23264 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
23265 if the langhook insists on it.
23266 * fold-const.c (make_bit_field_ref): Add arg for the original
23267 reference and preserve its alias-set.
23268 (decode_field_reference): Take exp by reference and adjust it
23269 to the original memory reference.
23270 (optimize_bit_field_compare): Adjust callers.
23271 (fold_truth_andor_1): Likewise.
23272 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
23274 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
23276 PR middle-end/70807
23277 * cfgrtl.h (delete_insn_and_edges): Now return bool.
23278 * cfgrtl.c (delete_insn_and_edges): Likewise.
23279 * config/i386/i386.c (convert_scalars_to_vector): Remove
23281 * cse.c (cse_insn): Compute cse_cfg_altered.
23282 (delete_trivially_dead_insns): Likewise.
23283 (cse_cc_succs): Likewise.
23284 (rest_of_handle_cse): Free dominance info if required.
23285 (rest_of_handle_cse2): Likewise.
23286 (rest_of_handle_cse_after_global_opts): Likewise.
23288 2016-05-11 Alan Modra <amodra@gmail.com>
23290 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
23291 abi_v4_pass_in_fpr): New functions.
23292 (rs6000_function_arg_boundary): Exclude complex IBM long double
23293 from 64-bit alignment when ABI_V4.
23294 (rs6000_function_arg, rs6000_function_arg_advance_1,
23295 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
23297 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
23299 PR rtl-optimization/71028
23300 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
23301 jump with just a return in the fallthrough block if the branch
23302 block contains just a return as well.
23304 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
23306 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
23307 * match.pd ((X & Y) ^ Y): ... this.
23308 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
23309 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
23311 2016-05-10 David Malcolm <dmalcolm@redhat.com>
23313 * read-md.c (require_char_ws): New function.
23314 (read_string): Simplify using require_char_ws.
23315 (handle_constants): Likewise.
23316 (handle_enum): Likewise.
23317 (handle_file): Likewise.
23318 * read-md.h (require_char_ws): New declaration.
23319 * read-rtl.c (read_conditions): Simplify using require_char_ws.
23320 (read_mapping): Likewise.
23321 (read_rtx_code): Likewise.
23322 (read_nested_rtx): Likewise.
23324 2016-05-10 James Norris <jnorris@codesourcery.com>
23326 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
23327 if offloading is enabled and -fopenacc or -fopenmp is specified.
23328 (CRTOFFLOADEND): Likewise.
23329 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
23330 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
23332 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
23334 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
23335 gotoff_operand code paths. Use copy_to_suggested_regs and
23336 expand_simple_binop where appropriate. Cleanup.
23338 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23341 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
23343 (dimode_scalar_chain::vector_const_cost): New.
23344 (dimode_scalar_chain::compute_convert_gain): Handle constants.
23345 (dimode_scalar_chain::convert_op): Likewise.
23346 (dimode_scalar_chain::convert_insn): Likewise.
23348 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
23350 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
23351 unary operation, not a binary one.
23353 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23355 PR middle-end/70877
23356 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
23357 calls with type casted fndecl.
23359 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23361 PR tree-optimization/70786
23362 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
23363 * calls.c (initialize_argument_information): Bind bounds
23364 with corresponding args passed by reference.
23366 2016-05-10 Jakub Jelinek <jakub@redhat.com>
23369 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
23370 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
23371 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
23374 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23377 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
23378 code for a zero scale factor.
23379 (vsx_xvcvdpuxds_scale): Likewise.
23381 2016-05-10 David Malcolm <dmalcolm@redhat.com>
23383 * diagnostic-show-locus.c (layout::layout): Call show_ruler
23384 if show_ruler_p was set on the context.
23385 (layout::show_ruler): New method.
23386 * diagnostic.h (struct diagnostic_context): Add field
23389 2016-05-10 Richard Biener <rguenther@suse.de>
23391 PR tree-optimization/71039
23392 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
23393 (chk_uses): New function.
23394 (propagate_with_phi): Verify we can safely replicate the lhs of an
23395 aggregate assignment on all incoming edges.
23397 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
23399 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
23401 (rx_atomic_sequence): New class.
23402 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
23403 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
23405 (rx_atomic_sequence::rx_atomic_sequence,
23406 rx_atomic_sequence::~rx_atomic_sequence): New functions.
23407 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
23408 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
23409 CTRLREG_INTB): New constants.
23410 (FETCHOP): New code iterator.
23411 (fethcop_name, fetchop_name2): New iterator code attributes.
23412 (QIHI): New mode iterator.
23413 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
23414 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
23415 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
23417 2016-05-10 Martin Liska <mliska@suse.cz>
23419 * tree-inline.c (remap_dependence_clique): Do not remap
23420 debugging statements.
23422 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23424 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
23425 ("*fixuns_truncdfdi2_z13")
23426 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
23427 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
23428 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
23430 2016-05-10 Richard Biener <rguenther@suse.de>
23432 PR tree-optimization/70497
23433 PR tree-optimization/28367
23434 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
23436 (visit_reference_op_load): ... here.
23437 (vn_reference_lookup_3): Use it to handle subreg-like accesses
23438 with simplified BIT_FIELD_REFs.
23439 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
23440 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
23443 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
23445 * dwarf2out.c (add_abstract_origin_attribute): Adjust
23446 documentation comment. For BLOCK nodes, add a
23447 DW_AT_abstract_origin attribute that points to the DIE generated
23448 for the origin BLOCK.
23449 (gen_lexical_block_die): Call add_abstract_origin_attribute for
23450 blocks from inlined functions.
23452 2016-05-10 Alan Modra <amodra@gmail.com>
23455 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
23456 regrename modifying insns saving lr before __morestack call.
23457 * config/rs6000/rs6000.md (split_stack_return): Similarly for
23458 insns restoring lr after __morestack call.
23460 2016-05-09 Jakub Jelinek <jakub@redhat.com>
23462 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
23463 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
23465 * config/i386/sse.md (vec_interleave_high<mode>,
23466 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
23467 <avx512>_vpermt2var<mode>3_maskz): Likewise.
23469 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
23471 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
23472 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
23473 parallel reassociation for power8 and forward.
23475 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
23477 * config/i386/i386.md (absneg splitters with general regs): Use
23478 general_reg_operand predicate.
23479 (btsq peephole2): Use x86_64_immediate_operand to check if new
23480 value is suitable for immediate operand. Generate emitted insn
23481 using RTL expressions.
23482 (btcq peephole2): Ditto.
23483 (btrq peephole2): Ditto. Generate correct immediate operand
23486 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
23488 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
23491 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
23493 * tree-affine.c (wide_int_constant_multiple_p): Add missing
23494 pointer dereference.
23496 2016-05-09 Richard Biener <rguenther@suse.de>
23498 PR tree-optimization/70985
23499 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
23500 op0 isn't a gimple register.
23502 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
23504 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
23505 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
23506 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
23507 (i6400_fpu_mult): New cpu units.
23508 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
23509 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
23510 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
23511 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
23512 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
23513 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
23514 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
23515 (i6400_msa_long_float4, i6400_msa_long_float5)
23516 (i6400_msa_long_float8, i6400_msa_fdiv_df)
23517 (i6400_msa_fdiv_sf): New reservations.
23518 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
23519 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
23520 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
23521 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
23522 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
23523 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
23524 (msa_short_cmp, msa_short_float2, msa_short_logic3)
23525 (msa_short_store4, msa_long_load, msa_short_store)
23526 (msa_long_logic, msa_long_float2, msa_long_float4)
23527 (msa_long_float5, msa_long_float8, msa_long_mult)
23528 (msa_long_fdiv, msa_long_div): New reservations.
23530 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
23531 Sameera Deshpande <sameera.deshpande@imgtec.com>
23532 Matthew Fortune <matthew.fortune@imgtec.com>
23533 Graham Stott <graham.stott@imgtec.com>
23534 Chao-ying Fu <chao-ying.fu@imgtec.com>
23536 * config.gcc: Add MSA header file for mips*-*-* target.
23537 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
23538 (Ubv8i, Urv8): New constraints.
23539 * config/mips/mips-ftypes.def: Add function types for MSA
23541 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
23542 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
23543 * config/mips/mips-msa.md: New file.
23544 * config/mips/mips-protos.h
23545 (mips_split_128bit_const_insns): New prototype.
23546 (mips_msa_idiv_insns): Likewise.
23547 (mips_split_128bit_move): Likewise.
23548 (mips_split_128bit_move_p): Likewise.
23549 (mips_split_msa_copy_d): Likewise.
23550 (mips_split_msa_insert_d): Likewise.
23551 (mips_split_msa_fill_d): Likewise.
23552 (mips_expand_msa_branch): Likewise.
23553 (mips_const_vector_same_val_p): Likewise.
23554 (mips_const_vector_same_bytes_p): Likewise.
23555 (mips_const_vector_same_int_p): Likewise.
23556 (mips_const_vector_shuffle_set_p): Likewise.
23557 (mips_const_vector_bitimm_set_p): Likewise.
23558 (mips_const_vector_bitimm_clr_p): Likewise.
23559 (mips_msa_vec_parallel_const_half): Likewise.
23560 (mips_msa_output_division): Likewise.
23561 (mips_ldst_scaled_shift): Likewise.
23562 (mips_expand_vec_cond_expr): Likewise.
23563 * config/mips/mips.c (enum mips_builtin_type): Add
23564 MIPS_BUILTIN_MSA_TEST_BRANCH.
23565 (mips_gen_const_int_vector_shuffle): New prototype.
23566 (mips_const_vector_bitimm_set_p): New function.
23567 (mips_const_vector_bitimm_clr_p): Likewise.
23568 (mips_const_vector_same_val_p): Likewise.
23569 (mips_const_vector_same_bytes_p): Likewise.
23570 (mips_const_vector_same_int_p): Likewise.
23571 (mips_const_vector_shuffle_set_p): Likewise.
23572 (mips_symbol_insns): Forbid loading symbols via immediate for
23574 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
23576 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
23578 (mips_lx_address_p): Add support load indexed address for MSA.
23579 (mips_address_insns): Add calculation of instructions needed for
23580 stores and loads for MSA.
23581 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
23582 CONST_VECTOR for MSA and let it fall through.
23583 (mips_ldst_scaled_shift): New function.
23584 (mips_subword_at_byte): Likewise.
23585 (mips_msa_idiv_insns): Likewise.
23586 (mips_legitimize_move): Validate MSA moves.
23587 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
23588 calculation of costs for MSA division.
23589 (mips_split_move_p): Check if MSA moves need splitting.
23590 (mips_split_move): Split MSA moves if necessary.
23591 (mips_split_128bit_move_p): New function.
23592 (mips_split_128bit_move): Likewise.
23593 (mips_split_msa_copy_d): Likewise.
23594 (mips_split_msa_insert_d): Likewise.
23595 (mips_split_msa_fill_d): Likewise.
23596 (mips_output_move): Handle MSA moves.
23597 (mips_expand_msa_branch): New function.
23598 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
23599 Reinstate 'y' modifier.
23600 (mips_file_start): Add MSA .gnu_attribute.
23601 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
23603 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
23604 (mips_class_max_nregs): Add register size for MSA supported mode.
23605 (mips_cannot_change_mode_class): Allow conversion between MSA
23606 vector modes and TImode.
23607 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
23609 (mips_secondary_reload_class): Force MSA loads/stores via memory.
23610 (mips_preferred_simd_mode): Add preffered modes for MSA.
23611 (mips_vector_mode_supported_p): Add MSA supported modes.
23612 (mips_autovectorize_vector_sizes): New function.
23613 (mips_msa_output_division): Likewise.
23614 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
23615 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
23616 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
23617 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
23618 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
23619 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
23620 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
23621 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
23622 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
23623 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
23624 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
23625 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
23626 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
23627 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
23628 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
23629 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
23630 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
23631 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
23632 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
23633 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
23634 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
23635 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
23636 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
23637 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
23638 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
23639 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
23640 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
23641 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
23642 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
23643 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
23644 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
23645 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
23646 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
23647 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
23648 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
23649 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
23650 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
23651 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
23652 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
23653 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
23654 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
23655 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
23656 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
23657 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
23658 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23659 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23660 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23661 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23662 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23663 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23664 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23665 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23666 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
23667 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
23668 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
23669 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
23670 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
23671 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
23672 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
23673 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
23674 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
23675 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
23676 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
23677 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
23678 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
23679 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
23680 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
23681 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
23682 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
23683 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
23684 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
23685 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
23686 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
23687 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
23688 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
23689 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
23690 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
23691 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
23692 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
23693 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
23694 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
23695 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
23696 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
23697 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
23698 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
23699 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
23700 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
23701 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
23702 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
23703 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
23704 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
23705 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
23706 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
23707 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
23708 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
23709 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
23710 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
23711 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
23712 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
23713 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
23714 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
23715 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
23716 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
23717 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
23718 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
23719 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
23720 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
23721 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
23722 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
23723 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
23724 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
23725 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
23726 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
23727 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
23728 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
23729 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
23730 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
23731 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
23732 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
23733 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
23734 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
23735 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
23736 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
23737 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
23738 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
23739 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
23740 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
23741 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
23742 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
23743 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
23744 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
23745 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
23746 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
23747 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
23748 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
23749 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
23750 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
23751 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
23752 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
23753 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
23754 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
23755 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
23756 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
23757 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
23758 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
23759 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
23760 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
23761 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
23762 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
23763 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
23764 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
23766 (mips_get_builtin_decl_index): New array.
23767 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
23768 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
23769 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
23770 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
23771 (mips_init_builtins): Initialize mips_get_builtin_decl_index
23773 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
23775 (mips_expand_builtin_insn): Prepare operands for
23776 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
23777 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
23778 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
23779 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
23780 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
23781 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
23782 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
23783 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
23784 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
23785 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
23786 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
23787 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
23788 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
23789 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
23790 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
23791 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
23792 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
23793 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
23794 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
23795 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
23796 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
23797 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
23798 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
23799 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
23800 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
23801 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
23802 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
23803 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
23804 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
23805 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
23806 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
23807 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
23808 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
23809 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
23810 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
23811 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
23812 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
23813 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
23814 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
23815 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
23816 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
23817 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
23818 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
23819 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
23820 These are set implicitly and an error is reported if overridden.
23821 (mips_expand_builtin_msa_test_branch): New function.
23822 (mips_expand_msa_shuffle): Likewise.
23823 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
23824 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
23825 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
23826 (mips_expand_vec_unpack): Add support for MSA.
23827 (mips_expand_vector_init): Likewise.
23828 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
23829 instead of const0_rtx.
23830 (mips_msa_vec_parallel_const_half): New function.
23831 (mips_gen_const_int_vector): Likewise.
23832 (mips_gen_const_int_vector_shuffle): Likewise.
23833 (mips_expand_msa_cmp): Likewise.
23834 (mips_expand_vec_cond_expr): Likewise.
23835 * config/mips/mips.h
23836 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
23837 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
23839 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
23840 (ISA_HAS_MSA): New macro.
23841 (UNITS_PER_MSA_REG): Likewise.
23842 (BITS_PER_MSA_REG): Likewise.
23843 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
23844 (MSA_REG_FIRST): New macro.
23845 (MSA_REG_LAST): Likewise.
23846 (MSA_REG_NUM): Likewise.
23847 (MSA_REG_P): Likewise.
23848 (MSA_REG_RTX_P): Likewise.
23849 (MSA_SUPPORTED_MODE_P): Likewise.
23850 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
23851 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
23852 * config/mips/mips.md: Include mips-msa.md.
23853 (alu_type): Add simd_add.
23854 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
23855 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
23856 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
23857 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
23858 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
23859 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
23860 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
23861 simd_move, simd_load, simd_store. Choose "multi" for moves
23863 (qword_mode): New attribute.
23864 (insn_count): Add instruction count for quad moves.
23865 Increase the count for MIPS SIMD division.
23866 (UNITMODE): Add UNITMODEs for vector types.
23867 (addsub): New code iterator.
23868 * config/mips/mips.opt (mmsa): New option.
23869 * config/mips/msa.h: New file.
23870 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
23872 * config/mips/mti-linux.h: Likewise.
23873 * config/mips/predicates.md
23874 (const_msa_branch_operand): New constraint.
23875 (const_uimm3_operand): Likewise.
23876 (const_uimm4_operand): Likewise.
23877 (const_uimm5_operand): Likewise.
23878 (const_uimm8_operand): Likewise.
23879 (const_imm5_operand): Likewise.
23880 (aq10b_operand): Likewise.
23881 (aq10h_operand): Likewise.
23882 (aq10w_operand): Likewise.
23883 (aq10d_operand): Likewise.
23884 (const_m1_operand): Likewise.
23885 (reg_or_m1_operand): Likewise.
23886 (const_exp_2_operand): Likewise.
23887 (const_exp_4_operand): Likewise.
23888 (const_exp_8_operand): Likewise.
23889 (const_exp_16_operand): Likewise.
23890 (const_vector_same_val_operand): Likewise.
23891 (const_vector_same_simm5_operand): Likewise.
23892 (const_vector_same_uimm5_operand): Likewise.
23893 (const_vector_same_uimm6_operand): Likewise.
23894 (const_vector_same_uimm8_operand): Likewise.
23895 (par_const_vector_shf_set_operand): Likewise.
23896 (reg_or_vector_same_val_operand): Likewise.
23897 (reg_or_vector_same_simm5_operand): Likewise.
23898 (reg_or_vector_same_uimm6_operand): Likewise.
23899 * doc/extend.texi (MIPS SIMD Architecture Functions): New
23901 * doc/invoke.texi (-mmsa): Document new option.
23903 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23905 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
23906 * configure: Regenerate.
23907 * config.in: Regenerate.
23908 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
23909 on -fvtable-verify.
23910 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
23911 (ENDFILE_VTV_SPEC): Define.
23913 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
23915 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
23916 registers in all interrupt handlers if necessary.
23917 (rl78_option_override): Add warning.
23918 (MUST_SAVE_MDUC_REGISTERS): New macro.
23919 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
23920 * config/rl78/rl78.c (check_mduc_usage): New function.
23921 (mduc_regs): New structure to hold MDUC register data.
23922 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
23923 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
23924 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
23925 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
23926 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
23927 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
23929 2016-05-09 Bin Cheng <bin.cheng@arm.com>
23931 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
23932 (tree-ssa-loop-niter.h): Ditto.
23933 (idx_within_array_bound, ref_within_array_bound): New functions.
23934 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
23935 Factor out check on writable base object to ...
23936 (base_object_writable): ... here.
23938 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23940 * config/arm/arm.md (probe_stack): Add modes to set source
23943 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
23945 * regrename.c (base_reg_class_for_rename): New static function.
23946 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
23948 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
23950 * cgraph.c (thunk_adjust): Export.
23951 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
23952 * cgraphunit.c (thunk_adjust): Export.
23953 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
23955 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
23957 * tree-inline.c (expand_call_inline): Expand thunks inline.
23959 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
23962 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
23963 (*sse2_vd_cvtss2sd): Ditto.
23964 * config/i386/i386.md
23965 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
23966 Generate *sse2_vd_cvtsd2ss pattern.
23967 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
23968 Generate *sse2_vd_cvtss2sd pattern.
23970 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
23972 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
23973 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
23976 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
23978 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
23979 * config/sh/sh.c: Define and declare variables on first use throughout
23981 (current_function_interrupt): Change to bool type.
23982 (frame_insn): Rename to emit_frame_insn and update users.
23983 (push_regs): Use bool for 'interrupt_handler' argument.
23984 (save_schedule_s): Remove.
23985 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
23986 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
23987 targetm.asm_out.unaligned_op.di.
23988 (gen_far_branch): Remove redundant forward declaration.
23989 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
23990 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
23991 (sh_set_return_address, sh_function_ok_for_sibcall,
23992 scavenge_reg): Update comments.
23993 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
23994 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
23995 (sh_attr_renesas_p): Remove unnecessary parentheses.
23996 (branch_dest): Simplify.
23997 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
23998 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
23999 (CUMULATIVE_ARGS): Change macro to typedef.
24000 (current_function_interrupt): Change to bool type.
24001 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
24002 Surround with __cplusplus ifdef.
24003 (sh_compare_op0, sh_compare_op1): Remove.
24004 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
24006 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
24008 * config/arm/arm.md (arch): Add neon.
24009 (arch_enabled): Return yes for arch neon when TARGET_NEON.
24010 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
24011 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
24012 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
24013 attributes for alt renumbering. Mark alt 3 as non-predicable.
24014 (thumb2_movdf_vfp): Likewise.
24016 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
24018 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
24019 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
24020 (*andqi_1): Add preferred_for_speed attribute to disparage
24021 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
24022 (*<code>qi_1): Ditto.
24023 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
24024 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
24025 (*ashlqi3_1): Ditto.
24026 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
24027 Add preferred_for_size attribute to disparage alternative 0 and
24028 preferred_for_speed attribute to disparage alternative 1 for
24029 TARGET_PARTIAL_REG_STALL targets.
24031 2016-05-07 Tom de Vries <tom@codesourcery.com>
24033 PR tree-optimization/70956
24034 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
24037 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
24039 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
24040 * config/sh/sh.c (sh_cbranch_distance): Implement it.
24041 * config/sh/sh.md (branch_zero): Remove define_attr.
24042 (define_delay): Disable delay slot if branch distance is one insn.
24044 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24046 * config/i386/i386.md (LEAMODE): New mode attribute.
24047 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
24048 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
24049 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
24050 operand 2 predicate.
24051 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
24052 (*lea<mode>_general_3): Ditto.
24053 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
24055 2016-05-06 Jakub Jelinek <jakub@redhat.com>
24057 * genmddump.c (main): Convert argv from char ** to const char **.
24059 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24061 * coretypes.h (OVERRIDE): New macro.
24062 (FINAL): New macro.
24064 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
24066 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
24067 allow coalescing if the types are compatible.
24069 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24071 * pass_manager.h (pass_manager::register_pass_name): New method.
24072 (pass_manager::get_pass_by_name): New method.
24073 (pass_manager::create_pass_tab): New method.
24074 (pass_manager::m_name_to_pass_map): New field.
24075 * passes.c (name_to_pass_map): Delete global in favor of field
24076 "m_name_to_pass_map" of pass_manager.
24077 (register_pass_name): Rename from a function to...
24078 (pass_manager::register_pass_name): ...this method, updating
24079 for renaming of global "name_to_pass_map" to field
24080 "m_name_to_pass_map".
24081 (create_pass_tab): Rename from a function to...
24082 (pass_manager::create_pass_tab): ...this method, updating
24083 for renaming of global "name_to_pass_map" to field.
24084 (get_pass_by_name): Rename from a function to...
24085 (pass_manager::get_pass_by_name): ...this method.
24086 (enable_disable_pass): Convert use of get_pass_by_name to
24087 a method call, locating the pass_manager singleton.
24089 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24091 * genattr-common.c (main): Convert argv from char ** to const char **.
24092 * genattr.c (main): Likewise.
24093 * genattrtab.c (main): Likewise.
24094 * genautomata.c (initiate_automaton_gen): Likewise.
24096 * gencodes.c (main): Likewise.
24097 * genconditions.c (main): Likewise.
24098 * genconfig.c (main): Likewise.
24099 * genconstants.c (main): Likewise.
24100 * genemit.c (main): Likewise.
24101 * genenums.c (main): Likewise.
24102 * genextract.c (main): Likewise.
24103 * genflags.c (main): Likewise.
24104 * genmddeps.c (main): Likewise.
24105 * genopinit.c (main): Likewise.
24106 * genoutput.c (main): Likewise.
24107 * genpeep.c (main): Likewise.
24108 * genpreds.c (main): Likewise.
24109 * genrecog.c (main): Likewise.
24110 * gensupport.c (init_rtx_reader_args_cb): Likewise.
24111 (init_rtx_reader_args): Likewise.
24112 * gensupport.h (init_rtx_reader_args_cb): Likewise.
24113 (init_rtx_reader_args): Likewise.
24114 * gentarget-def.c (main): Likewise.
24115 * read-md.c (read_md_files): Likewise.
24116 * read-md.h (read_md_files): Likewise.
24118 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24120 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
24121 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
24122 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
24123 Remove unused predicate.
24124 (register_and_not_fp_reg_operand): Ditto.
24126 2016-05-06 Martin Liska <mliska@suse.cz>
24128 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
24129 instead of vec as the vector is local to the function.
24131 2016-05-06 Jakub Jelinek <jakub@redhat.com>
24133 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
24134 avx512bw alternative.
24136 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
24137 before the ashr<mode>3 pattern.
24139 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
24140 v instead of x in vex or maybe_vex alternatives, use
24141 maybe_evex instead of vex in prefix.
24143 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
24144 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
24145 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
24146 in vex or maybe_vex alternatives, use maybe_evex instead of vex
24149 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
24150 v instead of x in vex or maybe_vex alternatives, use
24151 maybe_evex instead of vex in prefix.
24153 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
24154 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
24155 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
24156 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
24157 alternatives, use maybe_evex instead of vex in prefix.
24159 * config/i386/sse.md (vec_interleave_lowv4sf,
24160 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
24161 v instead of x in vex or maybe_vex alternatives, use
24162 maybe_evex instead of vex in prefix.
24164 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
24165 v instead of x in vex or maybe_vex alternatives, use
24166 maybe_evex instead of vex in prefix.
24168 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
24169 v constraint instead of x.
24171 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
24173 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
24174 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
24177 2016-05-06 Richard Biener <rguenther@suse.de>
24179 PR tree-optimization/70948
24180 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
24181 Properly clobber all fields of va_list for __builtin_va_start.
24183 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
24186 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
24187 loop latch destination.
24189 2016-05-06 Martin Liska <mliska@suse.cz>
24191 * tree-ssa-uninit.c: Apply manual changes
24192 to the GNU coding style.
24193 (prune_uninit_phi_opnds): Rename from
24194 prune_uninit_phi_opnds_in_unrealizable_paths.
24196 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24198 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
24199 mspace): Remove deprecated options.
24200 * doc/invoke.texi (SH options): Remove -mspace.
24202 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24204 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
24206 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24208 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
24209 corresponding combine split pattern.
24211 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24214 * config/sh/predicates.md (long_displacement_mem_operand): New.
24215 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
24216 Add movi20, movi20s alternatives. Adjust length attribute for
24218 (movsi_ie): Allow for any FPU. Adjust length attribute for
24220 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
24221 attribute for alternatives.
24222 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
24223 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
24224 length attribute for alternatives.
24226 2016-05-06 Richard Biener <rguenther@suse.de>
24228 PR tree-optimization/70960
24229 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
24231 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24234 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
24235 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
24237 2016-05-06 Marek Polacek <polacek@redhat.com>
24240 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
24242 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24245 * config/sh/sh.md (*rotcr): Add another variant.
24247 2016-05-06 Richard Biener <rguenther@suse.de>
24249 PR middle-end/70931
24250 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
24252 2016-05-06 Richard Biener <rguenther@suse.de>
24254 PR middle-end/70941
24255 * fold-const.c (split_tree): Always convert to the original type
24258 2016-05-06 Richard Biener <rguenther@suse.de>
24260 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
24261 (fwprop_addr): Likewise.
24263 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24266 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
24268 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
24269 * config/i386/i386.md (push mem splitter): Use find_constant_src in
24270 the splitter condition.
24271 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
24272 the splitter condition.
24273 (FP float_extend load splitter): Ditto.
24275 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
24277 * config/i386/i386.md (peehole2 patterns): Change true_regnum
24278 to REGNO in all peephole2 patterns.
24279 (post-reload splitters): Change true_regnum to REGNO in
24280 post-reload splitters.
24281 (zero_extend splitters): Use general_reg_operand and
24282 nonimmediate_gr_operand predicates.
24284 2016-05-05 Jakub Jelinek <jakub@redhat.com>
24286 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
24287 v constraint instead of x.
24289 2016-05-05 Alan Modra <amodra@gmail.com>
24292 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
24293 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
24294 TARGET_NO_FP_IN_TOC for -mrelocatable.
24295 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
24296 TARGET_RELOCATABLE test.
24297 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24298 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24299 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
24300 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24301 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24302 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
24303 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24304 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24305 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
24306 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
24308 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
24309 (rs6000_stack_info): Likewise.
24310 (rs6000_elf_asm_out_constructor): Likewise.
24311 (rs6000_elf_asm_out_destructor): Likewise.
24312 (rs6000_elf_declare_function_name): Likewise.
24313 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
24314 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
24317 2016-05-05 Alan Modra <amodra@gmail.com>
24319 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
24321 2016-05-05 Alan Modra <amodra@gmail.com>
24323 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
24324 out-of-line gpr restore for one or two regs if that would add
24327 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
24330 * config/i386/i386.md
24331 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
24332 Change to post-epilogue_completed late splitter. Use sse_reg_operand
24333 as operand 0 predicate.
24334 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
24336 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
24337 Ditto. Emit the pattern using RTX.
24339 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
24340 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
24341 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
24342 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
24344 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
24345 sse_reg_operand as operand 0 predicate.
24347 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
24348 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
24349 instead of gen_rtx_REG.
24350 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
24353 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24355 * function.c (emit_use_return_register_into_block): Delete.
24356 (gen_return_pattern): Delete.
24357 (emit_return_into_block): Delete.
24358 (active_insn_between): Delete.
24359 (convert_jumps_to_returns): Delete.
24360 (emit_return_for_exit): Delete.
24361 (thread_prologue_and_epilogue_insns): Delete all code dealing with
24362 simple_return for shrink-wrapped blocks.
24363 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
24364 end of blocks that need one.
24365 (get_unconverted_simple_return): Delete.
24366 (convert_to_simple_return): Delete.
24367 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
24368 (convert_to_simple_return): Ditto.
24370 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24372 * cfgcleanup.c (bb_is_just_return): New function.
24373 (try_optimize_cfg): Simplify jumps to return, branches to return,
24374 and branches around return.
24376 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24378 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
24379 branch to a return.
24381 2016-05-04 Jakub Jelinek <jakub@redhat.com>
24385 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
24386 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
24387 assert flags & OEP_HASH_CHECK, instead of asserting it
24388 never happens. Handle TARGET_EXPR.
24389 * fold-const.c (operand_equal_p): For hash verification,
24390 or in OEP_HASH_CHECK into flags.
24392 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
24394 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
24396 (compute_samebase_partition_bases): Fix typo.
24398 2016-05-04 Jakub Jelinek <jakub@redhat.com>
24400 * config/i386/sse.md (vec_interleave_highv8sf,
24401 vec_interleave_lowv8sf, vec_interleave_highv4df,
24402 vec_interleave_lowv4df): Remove constraints from expanders.
24404 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
24406 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
24408 * tree-inline.c (expand_call_inline): Fix path dealing with
24409 making lhs of call statement undefined.
24411 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
24413 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
24414 Check availability on NODE, too.
24415 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
24416 (cgraph_node::call_for_symbol_and_aliases): Likewise.
24417 (varpool_node::call_for_symbol_and_aliase): Likewise.
24418 * ipa-pure-const.c (add_new_function): Analyze all bodies.
24419 (propagate_pure_const): Propagate across interposable functions, too.
24420 (skip_function_for_local_pure_const): Do not skip interposable bodies
24422 (pass_local_pure_const::execute): Update.
24424 2016-05-04 Marek Polacek <polacek@redhat.com>
24426 * doc/invoke.texi: Document -Wdangling-else.
24428 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
24430 * config.gcc: Error out when conflicting multilib is detected. Do not
24431 loop over multilibs since no combination is legal.
24433 2016-05-04 Alan Modra <amodra@gmail.com>
24435 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
24436 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
24437 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
24440 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
24442 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
24443 Clean up p5600 comments.
24445 2016-05-04 Richard Biener <rguenther@suse.de>
24447 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
24448 constructor simplifications.
24449 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
24451 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
24453 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
24454 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
24455 result.set_rtx is null instead of aborting.
24456 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
24458 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
24459 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
24460 *mov<mode>_store_postinc): New patterns.
24462 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
24464 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
24465 as commutative. Check both conversions are NOP.
24466 ((A & B) OP (C & B)): Remove.
24468 2016-05-04 Alan Modra <amodra@gmail.com>
24470 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
24472 2016-05-04 Alan Modra <amodra@gmail.com>
24475 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
24476 when cr2,3,4 are all fixed regs.
24478 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
24480 PR rtl-optimization/57193
24481 * opts.c (default_options_table): Revert OPT_frename_registers change.
24482 * doc/invoke.texi (-frename-registers, -O2): Likewise.
24484 2016-05-03 Martin Sebor <msebor@redhat.com>
24487 * builtins.c (fold_builtin_FILE): New function.
24488 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
24489 (fold_builtin_0): Call them.
24490 * gimplify.c (gimplify_call_expr): Remove the handling of
24491 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
24494 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
24495 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
24499 * doc/extend.texi (Function Names as Strings): Update __func__,
24500 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
24503 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24504 Richard Biener <rguenther@suse.de>
24506 PR tree-optimization/70916
24507 * tree-if-conv.c: Include cfganal.h.
24508 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
24509 and remove_fake_exit_edges around the optimization pass.
24511 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
24513 * cgraph.c (symbol_table::create_edge): Set inline_failed.
24514 (cgraph_edge::make_direct): Likewise.
24515 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
24516 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
24517 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
24518 (CIF_THUNK): New code.
24519 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
24520 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
24521 (compute_inline_parameters): Set inline_failed for thunks.
24522 (inline_analyze_function): Cleanup.
24523 * ipa-inline.c (can_inline_edge_p): Do not deal with
24524 call_stmt_cannot_inline_p.
24525 (can_early_inline_edge_p): Likewise.
24526 (early_inliner): Initialize inline_failed.
24527 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
24529 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
24531 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
24532 from nonimm_ssenomem_operand.
24533 (nonimm_ssenomem_operand): New predicate.
24534 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
24535 as operand 0 predicate.
24536 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
24537 Disable unsupported alternatives using "enabled" attribute.
24538 Use register_ssemem_operand as operand 0 predicate.
24539 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
24541 2016-05-03 Marek Polacek <polacek@redhat.com>
24544 * input.c (expansion_point_location): New function.
24545 * input.h (expansion_point_location): Declare.
24547 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
24549 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
24550 occurence with frame_offset_ ones.
24552 2016-05-03 Alan Modra <amodra@gmail.com>
24554 PR rtl-optimization/70890
24555 * ira.c (combine_and_move_insns): When moving def_insn, remove
24556 equivs on use_insn.
24558 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
24560 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
24561 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
24562 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
24563 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
24565 2016-05-03 Alan Modra <amodra@gmail.com>
24567 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
24568 for SAVE_MULTIPLE/STORE_MULTIPLE.
24570 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24572 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
24573 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
24575 2016-05-03 Richard Biener <rguenther@suse.de>
24577 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
24579 (gimplify_arg): Likewise.
24580 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
24581 re-writing the result to a decl if required.
24582 (internal_get_tmp_var): Add allow_ssa parameter
24583 and override into_ssa with it.
24584 (get_formal_tmp_var): Adjust.
24585 (get_initialized_tmp_var): Add allow_ssa parameter.
24586 (gimplify_arg): Add allow_ssa parameter and avoid generating
24587 SSA names for the result false.
24588 (gimplify_call_expr): If the call may return twice do not
24589 gimplify parameters into SSA.
24590 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
24591 (gimplify_modify_expr): Adjust assert. For noreturn calls
24592 with a SSA name LHS adjust its def.
24593 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
24594 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
24595 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
24596 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
24597 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
24598 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
24599 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
24600 (optimize_target_teams): Do not allow SSA names for clause operands.
24601 (gimplify_expr): Likewise for where we mark the result addressable.
24602 * passes.def (pass_init_datastructures): Remove.
24603 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
24604 (rewrite_stmt): Likewise.
24605 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
24606 (replace_locals_op): Replace SSA names.
24607 (copy_gimple_seq_and_replace_locals): Init src_cfun.
24608 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
24609 * cgraph.c (release_function_body): Free CFG annotations only
24610 when we have a CFG. Simplify.
24611 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
24612 force_gimple_operand instead of get_initialized_tmp_var.
24613 * tree-pass.h (make_pass_init_datastructures): Remove.
24614 * tree-ssa.c (execute_init_datastructures): Remove.
24615 (pass_data_init_datastructures): Likewise.
24616 (class pass_init_datastructures): Likewise.
24617 (make_pass_init_datastructures): Likewise.
24618 * omp-low.c (create_omp_child_function): Init SSA data structures.
24619 (grid_expand_target_grid_body): Likewise.
24620 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
24621 name before adding it to names_to_release.
24622 (remove_bb): Always release SSA defs.
24623 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
24624 before dereferencing it.
24625 * cgraphunit.c (init_lowered_empty_function): Always
24626 int SSA data structures.
24627 * tree-ssanames.c (release_defs): Remove assert that we are in
24629 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
24631 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24632 Uros Bizjak <ubizjak@gmail.com>
24634 PR rtl-optimization/70467
24635 * config/i386/predicates.md (x86_64_hilo_int_operand,
24636 x86_64_hilo_general_operand): New predicates.
24637 * config/i386/constraints.md (Wd): New constraint.
24638 * config/i386/i386.md (mode attr di): Use Wd instead of e.
24639 (general_hilo_operand): New mode attr.
24640 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
24641 instead of <general_operand>.
24642 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
24643 x86_64_hilo_general_operand instead of <general_operand>.
24645 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24647 PR tree-optimization/70916
24648 * tree-if-conv.c (constant_or_ssa_name): Removed.
24649 (fold_build_cond_expr): Use is_gimple_val instead of
24650 constant_or_ssa_name.
24652 PR tree-optimization/70916
24653 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
24654 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
24657 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
24658 (optimize_atomic_bit_test_and): New function.
24659 (pass_fold_builtins::execute): Use it.
24660 * optabs.def (atomic_bit_test_and_set_optab,
24661 atomic_bit_test_and_complement_optab,
24662 atomic_bit_test_and_reset_optab): New optabs.
24663 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
24664 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
24665 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
24666 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
24667 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
24668 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
24669 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
24670 * doc/md.texi (atomic_bit_test_and_set@var{mode},
24671 atomic_bit_test_and_complement@var{mode},
24672 atomic_bit_test_and_reset@var{mode}): Document.
24673 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
24674 atomic_bit_test_and_complement<mode>,
24675 atomic_bit_test_and_reset<mode>): New expanders.
24676 (atomic_bit_test_and_set<mode>_1,
24677 atomic_bit_test_and_complement<mode>_1,
24678 atomic_bit_test_and_reset<mode>_1): New insns.
24680 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
24682 PR rtl-optimization/70687
24683 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
24684 instead of unsigned HOST_WIDE_INT.
24686 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
24688 PR rtl-optimization/44281
24689 * hard-reg-set.h (struct target_hard_regs): New field
24690 x_fixed_nonglobal_reg_set.
24691 (fixed_nonglobal_reg_set): New macro.
24692 * reginfo.c (init_reg_sets_1): Initialize it.
24693 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
24695 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
24697 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24699 PR tree-optimization/56541
24700 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
24701 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
24702 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
24703 (any_complicated_phi): new static variable.
24704 (aggressive_if_conv): delete.
24705 (if_convertible_phi_p): support phis with more than two arguments.
24706 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
24707 critical pred edges.
24708 (ifcvt_split_critical_edges): support phis with more than two
24709 arguments by checking new parameter. only split critical edges
24711 (tree_if_conversion): handle simd pragma marked loop using new
24712 local variable aggressive_if_conv. check any_complicated_phi.
24714 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24716 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
24719 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24721 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
24724 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
24726 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
24727 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
24728 define_insn_and_split.
24729 (mulsi3_i): New define_insn_and_split.
24730 (mulsi3_call): Convert to define_insn.
24731 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
24732 Remove constraints.
24734 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24736 * machmode.h (mode_complex): Add support to give the complex mode
24738 (GET_MODE_COMPLEX_MODE): Likewise.
24739 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
24740 stored by build_complex_type and gfc_build_complex_type instead of
24741 trying to figure out the appropriate mode based on the size. Raise
24742 an assertion error, if the type was not set.
24743 * genmodes.c (struct mode_data): Add field for the complex type of
24745 (blank_mode): Likewise.
24746 (make_complex_modes): Remember the complex mode created in the
24748 (emit_mode_complex): Write out the mode_complex array to map a
24749 type mode to the complex version.
24750 (emit_insn_modes_c): Likewise.
24751 * tree.c (build_complex_type): Set the complex type to use before
24752 calling layout_type.
24753 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
24754 support for __float128 complex datatypes.
24755 (rs6000_hard_regno_mode_ok): Likewise.
24756 (rs6000_setup_reg_addr_masks): Likewise.
24757 (rs6000_complex_function_value): Likewise.
24758 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
24759 __float128 and __ibm128 complex.
24760 (FLOAT128_IBM_P): Likewise.
24761 (ALTIVEC_ARG_MAX_RETURN): Likewise.
24762 * doc/extend.texi (Additional Floating Types): Document that
24763 -mfloat128 must be used to enable __float128. Document complex
24764 __float128 and __ibm128 support.
24766 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24769 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
24770 char/short arguments promoted to int because of promote_prototypes.
24772 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24774 * config/i386/predicates.md (register_ssemem_operand): New predicate.
24775 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
24776 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
24777 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
24778 alternatives using "enabled" attribute. Use register_ssemem_operand
24779 as operand 1 predicate.
24780 (*cmpi<unord>xf_i387): Split XFmode pattern from
24781 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
24782 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
24783 *absneg<mode>2_i387. Disable unsupported alternatives using
24784 "enabled" attribute.
24785 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
24787 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24789 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
24791 (oacc_loop_process): Check mask for loop termination.
24793 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24795 * cif-code.def (CIF_THUNK): Add.
24796 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
24799 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24801 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
24802 (dump_inline_summary): Dump it.
24803 (fp_expression_p): New predicate.
24804 (estimate_function_body_sizes): Use it.
24805 (inline_merge_summary): Merge fp_expressions.
24806 (inline_read_section): Read fp_expressions.
24807 (inline_write_summary): Write fp_expressions.
24808 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
24809 codegen boundary if either caller or callee is !fp_expressions.
24810 * ipa-inline.h (inline_summary): Add fp_expressions.
24811 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
24812 to fp_expressions be sure the fp generation flags are updated.
24814 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24816 PR rtl-optimization/70467
24817 * cse.c (cse_insn): Handle no-op MEM moves after folding.
24819 PR rtl-optimization/70467
24820 * ipa-pure-const.c (check_call): Handle internal calls even in
24821 ipa mode like in local mode.
24823 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
24825 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
24827 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24829 * match.pd (X u< X, X u> X): New transformations.
24831 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24833 * flag-types.h (enum warn_strict_overflow_code): Move ...
24834 * coretypes.h: ... here.
24835 * fold-const.h (fold_overflow_warning): Declare.
24836 * fold-const.c (fold_overflow_warning): Make non-static.
24837 (fold_comparison): Move the transformation of X +- C1 CMP C2
24838 into X CMP C2 -+ C1 ...
24839 * match.pd: ... here.
24840 * gimple-fold.c (fold_stmt_1): Protect with
24841 fold_defer_overflow_warnings.
24843 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24845 * omp-low.c (struct oacc_loop): Add 'inner' field.
24846 (new_oacc_loop_raw): Initialize it to zero.
24847 (oacc_loop_fixed_partitions): Initialize it.
24848 (oacc_loop_auto_partitions): Partition outermost loop to outermost
24849 available partitioning.
24851 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24853 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
24855 (umulsidi3): Likewise.
24856 (indirect_jump): Fix jump instruction assembly patterns.
24858 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
24861 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
24862 (nvptx_function_value): Assert non-NULL cfun.
24864 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
24866 PR rtl-optimization/70886
24867 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
24869 * cselib.h (rtx_equal_for_cselib_1): Declare.
24870 (rtx_equal_for_cselib_p: New inline function.
24871 * cselib.c (rtx_equal_for_cselib_p): Delete.
24872 (rtx_equal_for_cselib_1): Make public.
24874 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24876 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
24877 (register_mixssei387nonimm_operand): Remove predicate.
24878 * config/i386/i386.md (*fop_<mode>_comm): Merge from
24879 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
24880 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
24881 for TARGET_MIX_SSE_I387 alternatives.
24882 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
24883 Disable unsupported alternatives using "enabled" attribute. Use
24884 nonimm_ssenomem_operand as operand 1 predicate. Also check
24885 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
24887 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24889 * tree.c (cst_and_fits_in_hwi): Simplify.
24891 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24893 * tree.h (wi::to_wide): New function.
24894 * expr.c (expand_expr_real_1): Use wi::to_wide.
24895 * fold-const.c (int_const_binop_1): Likewise.
24896 (extract_muldiv_1): Likewise.
24898 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24900 * wide-int.h: Update offset_int and widest_int documentation.
24901 (WI_SIGNED_SHIFT_RESULT): New macro.
24902 (wi::binary_shift): Define signed_shift_result_type for
24903 shifts on offset_int- and widest_int-like types.
24904 (generic_wide_int): Support <<= and >>= if << and >> are supported.
24905 * tree.h (int_bit_position): Use shift operators instead of wi::
24907 * alias.c (adjust_offset_for_component_ref): Likewise.
24908 * expr.c (get_inner_reference): Likewise.
24909 * fold-const.c (fold_comparison): Likewise.
24910 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
24911 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
24912 * tree-dfa.c (get_ref_base_and_extent): Likewise.
24913 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
24914 (stmt_kills_ref_p): Likewise.
24915 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
24916 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
24917 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24918 (ao_ref_init_from_vn_reference): Likewise.
24920 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24922 * wide-int.h: Update offset_int and widest_int documentation.
24923 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
24924 (wi::binary_traits): Allow ordered comparisons between offset_int and
24925 offset_int, between widest_int and widest_int, and between either
24926 of these types and basic C types.
24927 (operator <, <=, >, >=): Define for the same combinations.
24928 * tree.h (tree_int_cst_lt): Use comparison operators instead
24929 of wi:: comparisons.
24930 (tree_int_cst_le): Likewise.
24931 * gimple-fold.c (fold_array_ctor_reference): Likewise.
24932 (fold_nonarray_ctor_reference): Likewise.
24933 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
24934 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
24935 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
24936 * tree-sra.c (completely_scalarize): Likewise.
24937 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
24938 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
24939 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
24940 (check_for_binary_op_overflow): Likewise.
24941 (search_for_addr_array): Likewise.
24942 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
24944 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24946 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
24947 (arc_save_restore): Likewise.
24948 (arc_dwarf_register_span): Likewise.
24949 (arc_output_pic_addr_const): Initialize suffix variable.
24951 2016-05-02 Martin Liska <mliska@suse.cz>
24953 * symbol-summary.h (function_summary::function_summary):
24954 Remove checking assert for all cgraph nodes.
24955 (function_summary::get): Check summary_uid.
24956 (symtab_insertion): Check summary_uid.
24958 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24960 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
24961 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
24962 bmaskn instruction.
24963 (arc_dwarf_register_span): Remove enum keyword.
24964 (compact_memory_operand_p): New function.
24965 * config/arc/arc.h (reg_class): Add code density register classes.
24966 (REG_CLASS_NAMES): Likewise.
24967 (REG_CLASS_CONTENTS): Likewise.
24968 * config/arc/arc.md (*movqi_insn): Add code density instructions.
24969 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
24970 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
24971 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
24972 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
24974 (h, Rcd, Rsd, Rzd): New register constraints.
24975 (T): Use compact_memory_operand_p function.
24976 * config/arc/predicates.md (compact_load_memory_operand): Remove.
24978 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
24980 * config/sh/sh.md (*negnegt, *movtt): Remove.
24982 2016-05-02 Marek Polacek <polacek@redhat.com>
24983 Tom de Vries <tom@codesourcery.com>
24985 PR tree-optimization/70700
24986 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
24987 bigger than FIRST_REF_NODE.
24989 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
24992 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
24994 (prepare_cbranch_operands): Don't use scratch register. Assume that
24995 function is used when pseudos can be created.
24996 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
24997 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
24998 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
24999 define_expand. Allow it only when pseudos can be created.
25000 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
25002 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
25004 * config/i386/constraints.md (BC): Only allow -1 operands.
25005 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
25006 Add "enabled" attribute. Update XI mode attribute calculation.
25007 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
25008 (*movoi_internal_avx): Update XI mode attribute calculation.
25009 (*movti_internal): Ditto.
25011 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25013 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
25014 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
25016 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
25018 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
25019 statement on instruction code. Remove trailing spaces.
25020 (altivec_expand_stv_builtin): Likewise.
25022 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25024 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
25025 (TARGET_FPU_DOUBLE): Simplify.
25026 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
25027 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
25028 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
25029 with 'TARGET_FPU_DOUBLE'.
25030 * config/sh/sh.md: Likewise.
25032 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
25034 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
25035 SH_DIV_STR_FOR_SIZE): Remove.
25036 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
25037 SH_DIV_STR_FOR_SIZE): Remove.
25039 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25041 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
25042 logical_reg_operand): Delete.
25043 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
25044 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
25045 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
25046 match_operand and match_test.
25047 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
25048 variables on their first use. Return bool values.
25049 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
25050 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
25051 arith_reg_operand for input operand. Remove empty constraints.
25053 (*xorsi3_compact): Rename to xorsi3.
25054 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
25055 (*zero_extend<mode>si2_disp_mem): Update comment.
25058 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
25060 * config/sh/t-sh: Remove SH5 support.
25061 * config.gcc: Likewise.
25062 * configure: Likewise.
25064 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25066 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
25068 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
25070 * config/sh/sh.c (register_sh_passes, sh_option_override,
25071 sh_print_operand, prepare_move_operands,
25072 sh_can_follow_jump): Remove TARGET_SH1 checks.
25073 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
25074 PROMOTE_MODE): Likewise.
25075 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
25078 2016-04-30 Alan Modra <amodra@gmail.com>
25080 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
25081 restoring when fixed_reg_p, but allow out-of-line or stmw save.
25082 Check for user regs later to avoid unnecessary looping over regs.
25083 Merge user reg check with non-saved reg check. Don't force
25084 inline VR restore when static chain used.
25085 (rs6000_frame_related): Omit eh_frame info for user regs when
25087 (fixed_regs_p): Delete.
25089 2016-04-30 Alan Modra <amodra@gmail.com>
25091 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
25092 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
25095 2016-04-30 Alan Modra <amodra@gmail.com>
25098 * config/rs6000/rs6000.c (fixed_reg_p): New function.
25099 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
25102 2016-04-30 Alan Modra <amodra@gmail.com>
25104 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
25105 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
25106 flag_pic test for Darwin.
25108 2016-04-30 Alan Modra <amodra@gmail.com>
25110 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
25111 throw_calls_crossed.
25112 (REG_FREQ_CALLS_CROSSED): Delete.
25113 (REG_N_THROWING_CALLS_CROSSED): Delete.
25114 * regstat.c (regstat_bb_compute_ri): Don't calculate
25115 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
25116 (dump_reg_info): Don't print call cross frequency.
25117 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
25118 and REG_N_THROWING_CALLS_CROSSED.
25120 2016-04-30 Alan Modra <amodra@gmail.com>
25122 * regs.h (struct reg_info_t): Delete live_length.
25123 (REG_LIVE_LENGTH): Delete macro.
25124 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
25125 local_live, local_processed and local_live_last_luid params.
25126 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
25128 (regstat_compute_ri): Adjust for above. Don't set
25130 (dump_reg_info): Don't print live length.
25131 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
25132 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
25133 Localize loop_depth var.
25135 2016-04-30 Alan Modra <amodra@gmail.com>
25137 * ira.c (enum valid_equiv): New.
25138 (validate_equiv_mem): Return enum.
25139 (update_equiv_mem): Create replacement in more cases.
25140 (add_store_equivs): Update validate_equiv_mem call.
25142 2016-04-30 Alan Modra <amodra@gmail.com>
25144 * ira.c (combine_and_move_insns): Rather than scanning insns,
25145 use DF infrastucture to find use and def insns.
25147 2016-04-30 Alan Modra <amodra@gmail.com>
25149 ira.c (combine_and_move_insns): Move invariant conditions..
25150 (ira.c): ..to here. Call combine_and_move_insns before
25151 add_store_equivs. Call grow_reg_equivs later. Allocate
25152 req_equiv later using max_reg_num() rather than global max_regno.
25153 (contains_replace_regs): Delete.
25154 (add_store_equivs): Remove contains_replace_regs test.
25156 2016-04-30 Alan Modra <amodra@gmail.com>
25158 * ira.c (struct equiv_mem_data): New.
25159 (equiv_mem, equiv_mem_modified): Delete static vars.
25160 (validate_equiv_mem_from_store): Use "data" param to communicate..
25161 (validate_equiv_mem): ..from here.
25163 2016-04-30 Alan Modra <amodra@gmail.com>
25165 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
25167 (update_reg_equivs): ..here. Move allocation and freeing of
25168 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
25169 end_alias_analysis to..
25172 2016-04-30 Alan Modra <amodra@gmail.com>
25174 * ira.c (pdx_subregs): Delete.
25175 (struct equivalence): Add pdx_subregs field.
25176 (set_paradoxical_subreg): Remove pdx_subregs param. Update
25177 pdx_subregs access.
25178 (update_equiv_regs): Don't create or free pdx_subregs. Update
25179 pdx_subregs access.
25181 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25183 * config/rs6000/altivec.h: Change definitions of vec_xl and
25185 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
25186 (LD_ELEMREV_V2DI): New.
25187 (LD_ELEMREV_V4SF): New.
25188 (LD_ELEMREV_V4SI): New.
25189 (LD_ELEMREV_V8HI): New.
25190 (LD_ELEMREV_V16QI): New.
25191 (ST_ELEMREV_V2DF): New.
25192 (ST_ELEMREV_V2DI): New.
25193 (ST_ELEMREV_V4SF): New.
25194 (ST_ELEMREV_V4SI): New.
25195 (ST_ELEMREV_V8HI): New.
25196 (ST_ELEMREV_V16QI): New.
25199 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
25200 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
25201 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
25202 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
25203 (altivec_expand_builtin): Add handling for
25204 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
25205 (rs6000_invalid_builtin): Add error-checking for
25206 RS6000_BTM_P9_VECTOR.
25207 (altivec_init_builtins): Define builtins used to implement vec_xl
25209 (rs6000_builtin_mask_names): Define power9-vector.
25210 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
25211 (RS6000_BTM_P9_VECTOR): Define.
25212 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
25213 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
25214 (vsx_ld_elemrev_v2df): Likewise.
25215 (vsx_ld_elemrev_v4sf): Likewise.
25216 (vsx_ld_elemrev_v4si): Likewise.
25217 (vsx_ld_elemrev_v8hi): Likewise.
25218 (vsx_ld_elemrev_v16qi): Likewise.
25219 (vsx_st_elemrev_v2df): Likewise.
25220 (vsx_st_elemrev_v2di): Likewise.
25221 (vsx_st_elemrev_v4sf): Likewise.
25222 (vsx_st_elemrev_v4si): Likewise.
25223 (vsx_st_elemrev_v8hi): Likewise.
25224 (vsx_st_elemrev_v16qi): Likewise.
25225 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
25228 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
25230 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
25232 (simplify_control_stmt_condition_1): ... here. Recurse into
25233 BIT_AND_EXPRs and BIT_IOR_EXPRs.
25235 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
25238 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
25239 (zero_extendqi<mode>2_dot): Revert earlier conversion from
25240 define_insn_and_split to define_insn.
25241 (zero_extendqi<mode>2_dot2): Same.
25242 (extendqi<mode>2_dot): Same.
25243 (extendqi<mode>2_dot2): Same.
25245 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25247 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
25248 (probe_stack): New expander.
25249 (probe_stack_<mode>): New insn pattern.
25251 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25253 * config/i386/i386.md
25254 (operations with memory inputs setting flags peephole2):
25255 Remove uneeded REG_P checks. Cleanup pattern generation.
25257 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
25259 * tree-vect-loop.c (vect_transform_loop): Fix
25260 nb_iterations_upper_bound computation for vectorized loop.
25262 2016-04-29 Marek Polacek <polacek@redhat.com>
25263 Jakub Jelinek <jakub@redhat.com>
25266 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
25267 TARGET_EXPR_SLOT as a base.
25269 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
25271 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
25272 with 'rCm2' constraints to limit possible immediate size.
25273 (*load_zeroextendqisi_update): Likewise.
25274 (*load_signextendqisi_update): Likewise.
25275 (*loadhi_update): Likewise.
25276 (*load_zeroextendhisi_update): Likewise.
25277 (*load_signextendhisi_update): Likewise.
25278 (*loadsi_update): Likewise.
25279 (*loadsf_update): Likewise.
25281 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25283 * config/i386/predicates.md (constm1_operand): Fix comparison.
25285 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
25287 * testsuite/gcc.target/arc/ieee_eq.c: New test.
25289 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
25291 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
25292 remaining SH5 related settings.
25293 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
25294 shmedia_prepare_call_address): Delete.
25295 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
25296 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
25297 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
25298 UNSUPPORTED_SH2A): Remove m5 checks.
25299 (sh_divide_strategy_e): Remove SH5 division strategies.
25300 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
25301 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
25303 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
25305 * config/s390/s390.c (s390_rtx_costs): Update documentation.
25307 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25309 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
25310 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
25311 Change lder to ldr.
25312 * config/s390/vector.md ("mov<mode>"): Likewise.
25314 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
25316 * config/s390/constraints.md ("U", "W"): Invoke
25317 s390_mem_constraint with "ZR" and "ZT".
25318 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
25319 addresses when using LRA. Accept also short displacements for S
25320 and T constraints. Do not check for long displacement target for
25321 S and T constraints.
25322 (s390_mem_constraint): Remove handling of U and W constraints.
25323 * config/s390/s390.md (various patterns): Remove the short
25324 displacement constraints (Q and R) if a long displacement
25325 constraint is present. Add longdisp as required CPU capability.
25326 * config/s390/vector.md: Likewise.
25327 * config/s390/vx-builtins.md: Likewise.
25329 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
25332 * reload1.c (reload): Call finish_spills before
25333 restarting reload loop. Skip select_reload_regs
25334 if update_eliminables_and_spill returns true.
25336 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
25338 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
25339 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
25340 (umulhisi3_imm): Update predicates and constraint letters.
25341 (umulhisi3_reg): Declare instruction as commutative.
25342 * config/arc/constraints.md (J12, J16): New constraints.
25343 * config/arc/predicates.md (short_unsigned_const_operand): New
25345 (arc_short_operand): Likewise.
25346 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
25348 2016-04-29 Richard Biener <rguenther@suse.de>
25350 PR tree-optimization/13962
25351 PR tree-optimization/65686
25352 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
25353 * tree-ssa-alias.c (ptrs_compare_unequal): New function
25354 using PTA to compare pointers.
25355 * match.pd: Add pattern for pointer equality compare simplification
25356 using ptrs_compare_unequal.
25358 2016-04-29 Richard Biener <rguenther@suse.de>
25360 * stor-layout.c (layout_type): Do not build a pointer-to-element
25363 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25365 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
25366 Use SWI mode iterator. Use general_reg_operand predicate.
25367 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
25368 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
25371 2016-04-29 Jakub Jelinek <jakub@redhat.com>
25373 PR middle-end/70843
25374 * fold-const.c (operand_equal_p): Don't verify hash value equality
25376 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
25379 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25382 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
25383 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
25384 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
25385 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
25386 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
25388 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25390 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
25391 to info. Don't initialize separate fields to 0. Clean up
25394 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25396 * config/i386/i386.md (peephole2s for operations with memory inputs):
25397 Use SWI mode iterator.
25398 (peephole2s for operations with memory outputs): Ditto.
25399 Do not check for stack checking probe.
25401 (probe_stack): Remove expander.
25403 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25404 Andrew Burgess <andrew.burgess@embecosm.com>
25406 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
25407 operands as 32-bits.
25409 2016-04-28 Jason Merrill <jason@redhat.com>
25411 * gdbinit.in: Skip line-map.h.
25413 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25414 Andrew Burgess <andrew.burgess@embecosm.com>
25416 * config/arc/arc.c (arc_conditional_register_usage): Take
25417 TARGET_RRQ_CLASS into account.
25418 (arc_print_operand): Support printing 'p' and 's' operands.
25419 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
25421 (TARGET_RRQ_CLASS): Define.
25422 (IS_POWEROF2_OR_0_P): Define.
25423 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
25425 (*tst_movb): New define_insn.
25426 (*tst): Avoid recognition if it could prevent '*tst_movb'
25427 combination; replace c/CnL with c/Chs alternative.
25428 (*tst_bitfield_tst): New define_insn.
25429 (*tst_bitfield_asr): New define_insn.
25430 (*tst_bitfield): New define_insn.
25431 (andsi3_i): Add Rrq variant.
25432 (extzv): New define_expand.
25433 (insv): New define_expand.
25434 (*insv_i): New define_insn.
25435 (*movb): New define_insn.
25436 (*movb_signed): New define_insn.
25437 (*movb_high): New define_insn.
25438 (*movb_high_signed): New define_insn.
25439 (*movb_high_signed + 1): New define_split pattern.
25440 (*mrgb): New define_insn.
25441 (*mrgb + 1): New define_peephole2 pattern.
25442 (*mrgb + 2): New define_peephole2 pattern.
25443 * config/arc/arc.opt (mbitops): New option for nps400, uses
25444 TARGET_NPS_BITOPS_DEFAULT.
25445 * config/arc/constraints.md (q): Make register class conditional.
25446 (Rrq): New register constraint.
25447 (Chs): New constraint.
25448 (Clo): New constraint.
25449 (Chi): New constraint.
25450 (Cbf): New constraint.
25451 (Cbn): New constraint.
25452 (C18): New constraint.
25453 (Cbi): New constraint.
25455 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25457 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
25459 (bitmap_intersection_of_preds): Ditto.
25460 (bitmap_union_of_succs): Ditto.
25461 (bitmap_union_of_preds): Ditto.
25462 * sbitmap.c (do_popcount): Delete.
25463 (BITMAP_DEBUGGING): Delete.
25464 (sbitmap_verify_popcount): Delete.
25465 (sbitmap_alloc): Don't initialize the popcount field.
25466 (sbitmap_alloc_with_popcount): Delete.
25467 (sbitmap_resize): Don't resize the popcount array.
25468 (sbitmap_vector_alloc): Don't initialize the popcount field.
25469 (bitmap_copy): Don't copy the popcount array.
25470 (bitmap_clear): Don't clear the popcount array.
25471 (bitmap_clear): Delete the popcount array handling.
25472 (bitmap_ior_and_compl): Delete the popcount assert.
25473 (bitmap_not): Ditto.
25474 (bitmap_and_compl): Ditto.
25475 (bitmap_and): Delete the popcount array handling.
25476 (bitmap_xor): Ditto.
25477 (bitmap_ior): Ditto.
25478 (bitmap_or_and): Delete the popcount assert.
25479 (bitmap_and_or): Ditto.
25480 (popcount_table): Delete.
25481 (sbitmap_elt_popcount): Delete.
25482 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
25483 (bitmap_set_bit): Delete the popcount assert.
25484 (bitmap_clear_bit): Ditto.
25485 (sbitmap_free): Don't free the popcount array.
25486 (sbitmap_alloc_with_popcount): Delete declaration.
25487 (sbitmap_popcount): Ditto.
25489 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25490 Andrew Burgess <andrew.burgess@embecosm.com>
25492 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
25493 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
25494 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
25495 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
25496 * config/arc/arc.opt (mcmem): New option.
25497 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
25498 supply length for r/m alternative.
25499 (*extendqisi2_ac): Likewise.
25500 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
25502 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
25503 (movhi_insn): Likewise.
25504 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
25505 (*zero_extendqihi2_i): Add r/Ucm alternative.
25506 (*zero_extendqisi2_ac): Likewise.
25507 (*zero_extendhisi2_i): Likewise.
25508 * config/arc/constraints.md (Uex): New memory constraint.
25509 (Ucm): New define_constraint.
25510 * config/arc/predicates.md (long_immediate_loadstore_operand):
25511 Return 0 for MEM with cmem_address address.
25512 (cmem_address_0): New predicates.
25513 (cmem_address_1): Likewise.
25514 (cmem_address_2): Likewise.
25515 (cmem_address): Likewise.
25517 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25519 * config/rs6000/rs6000.c (machine_function): Rename
25520 insn_chain_scanned_p to spe_insn_chain_scanned_p.
25521 (rs6000_stack_info): Adjust.
25523 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25524 Andrew Burgess <andrew.burgess@embecosm.com>
25526 * config/arc/constraints.md (Usd): Convert to define_constraint.
25530 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25533 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
25534 Add new peephole2 where the first insn is *mov<mode>_or instead of
25535 *mov<mode>_internal.
25537 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
25539 * tracer.c (bb_seen): Make static.
25541 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
25543 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
25544 support, setup defaults.
25545 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
25546 * config/arc/arc.c (arc_init): Add NPS400 support.
25547 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
25548 (TARGET_ARC700): NPS400 is also an ARC700.
25549 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
25551 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25554 * config/nds32/nds32.md (casesi): Don't access the operands array
25557 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25559 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
25560 (or $-1,reg peephole2): Ditto.
25561 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
25563 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
25565 * doc/extend.texi (Common Function Attributes) [optimize]:
25566 Discourage use of the optimize attribute.
25568 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
25570 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
25571 special case builtin.
25572 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
25573 ALTIVEC_BUILTIN_VEC_ADDE.
25574 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
25575 support for ALTIVEC_BUILTIN_VEC_ADDE.
25576 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
25577 for __builtin_vec_adde.
25579 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25581 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
25582 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
25584 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25587 * doc/sourcebuild.texi (Effective-Target Keywords, Other
25588 attributes): Document cilkplus_runtime.
25590 2016-04-28 Martin Jambor <mjambor@suse.cz>
25592 * tree-cfg.c (verify_expr): Verify that local declarations belong to
25593 this function. Call verify_expr on MEM_REFs and bases of other
25594 handled_components.
25596 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25598 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
25599 for WORD_REGISTER_OPERATIONS to runtime check.
25601 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25603 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
25605 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25607 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
25608 big-endian compilation.
25609 * config/arc/arc.md (addf3): Likewise.
25610 (subdf3): Likewise.
25611 (muldf3): Likewise.
25613 2016-04-28 Richard Biener <rguenther@suse.de>
25615 PR tree-optimization/70840
25616 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
25617 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
25618 Mark x * pow(x,c) -> pow(x,c+1) commutative.
25619 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
25621 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25623 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
25624 and explain why in a comment.
25626 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25628 * config/arc/arc.md (cpu_facility): Add fpx variant.
25629 (subdf3): Prohibit use reverse sub when assist operations option
25631 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
25632 instructions only when FPX is enabled.
25633 * testsuite/gcc.target/arc/trsub.c: New test.
25635 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25637 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
25638 mult_operator when calculating "type" attribute.
25639 (*fop_<mode>_1_i387): Ditto.
25640 (*fop_xf_1_i387): Ditto.
25641 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
25642 Use std::swap to swap operands. Use RTL expressions to generate
25645 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25646 Joern Rennecke <joern.rennecke@embecosm.com>
25648 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
25650 (emit_pic_move): Remove.
25651 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
25652 * config/arc/arc.c (emit_pic_move): Removed.
25653 (TARGET_HAVE_TLS): Define.
25654 (arc_conditional_register_usage): Test for arc_tp_regno.
25655 (arc_print_operand, arc_print_operand_address): Handle TLS
25657 (arc_needs_pcl_p): New function.
25658 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
25659 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
25660 (arc_raw_symbolic_reference_mentioned_p): Likewise.
25661 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
25662 (arc_legitimize_tls_address): Likewise.
25663 (DTPOFF_ZERO_SYM): Define.
25664 (arc_legitimize_pic_address): Make it static, handle TLS cases.
25665 (arc_output_pic_addr_const): Print TLS unspecs.
25666 (prepare_pic_move): New function, replaces emit_pic_move.
25667 (arc_legitimate_constant_p): Handle TLS unspecs.
25668 (arc_legitimate_address_p): Likewise.
25669 (arc_rewrite_small_data_p): Use assert for TLS constants.
25670 (prepare_move_operands): Use prepare_pic_move.
25671 (arc_legitimize_address): Legitimize tls addresses.
25672 (arc_epilogue_uses): Check for arc_tp_regno.
25673 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
25674 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
25676 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
25678 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
25679 %(arc_tls_extra_start_spec).
25680 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
25681 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
25683 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
25684 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
25685 (UNSPEC_TLS_OFF): Add.
25687 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
25688 (get_thread_pointersi): New patterns.
25689 * config/arc/arc.opt (mtp-regno): New option.
25690 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
25691 (move_dest_operand): Likewise.
25692 * configure: Regenerate.
25693 * configure.ac: Add arc*-*-* case to test for tls.
25694 * doc/invoke.texi (ARC options): Document mtp-regno.
25696 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25698 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
25699 the new ARC HS SIMD instructions.
25700 (arc_preferred_simd_mode): New function.
25701 (arc_autovectorize_vector_sizes): Likewise.
25702 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
25703 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
25704 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
25705 (arc_init_builtins): Add new SIMD builtin types.
25706 (arc_split_move): Handle 64 bit vector moves.
25707 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
25708 (TARGET_PLUS_QMACW): Define.
25709 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
25710 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
25711 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
25712 (VSUBADD4H): New builtins.
25713 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
25714 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
25716 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
25717 Matthias Klose <doko@debian.org>
25719 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
25721 2016-04-28 Richard Biener <rguenther@suse.de>
25723 PR middle-end/70777
25724 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
25727 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
25729 * common/config/sh/sh-common.c: Remove SH5 support.
25730 * config/sh/constraints.md: Likewise.
25731 * config/sh/config/sh/elf.h: Likewise.
25732 * config/sh/linux.h: Likewise.
25733 * config/sh/netbsd-elf.h: Likewise.
25734 * config/sh/predicates.md: Likewise.
25735 * config/sh/sh-c.c: Likewise.
25736 * config/sh/sh-protos.h: Likewise.
25737 * config/sh/sh.c: Likewise.
25738 * config/sh/sh.h: Likewise.
25739 * config/sh/sh.md: Likewise.
25740 * config/sh/sh.opt: Likewise.
25741 * config/sh/sync.md: Likewise.
25742 * config/sh/sh64.h: Delete.
25743 * config/sh/shmedia.h: Likewise.
25744 * config/sh/shmedia.md: Likewise.
25745 * config/sh/sshmedia.h: Likewise.
25746 * config/sh/t-netbsd-sh5-64: Likewise.
25747 * config/sh/t-sh64: Likewise.
25748 * config/sh/ushmedia.h: Likewise.
25750 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25752 * config/i386/i386.md (sign_extend to memory peephole2s): Use
25753 general_reg_operand instead of register_operand predicate.
25755 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25757 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
25759 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
25761 * match.pd (A - B > A, A + B < A): New transformations.
25763 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
25765 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
25766 which defaults to true. Emit an outer pair of parentheses only if
25767 EMIT_PARENS. When continuing a chain of && or || (or & or |),
25768 don't emit parentheses for the right-hand operand.
25770 2016-04-27 Jeff Law <law@redhat.com>
25772 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
25774 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25776 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
25777 (altivec_lvx_<mode>_internal): Document.
25778 (altivec_lvx_<mode>_2op): New define_insn.
25779 (altivec_lvx_<mode>_1op): Likewise.
25780 (altivec_lvx_<mode>_2op_si): Likewise.
25781 (altivec_lvx_<mode>_1op_si): Likewise.
25782 (altivec_stvx_<mode>): Remove.
25783 (altivec_stvx_<mode>_internal): Document.
25784 (altivec_stvx_<mode>_2op): New define_insn.
25785 (altivec_stvx_<mode>_1op): Likewise.
25786 (altivec_stvx_<mode>_2op_si): Likewise.
25787 (altivec_stvx_<mode>_1op_si): Likewise.
25788 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25789 Expand vec_ld and vec_st during parsing.
25790 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
25792 (altivec_expand_stvx_be): Likewise.
25793 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
25794 address-masking behavior in RTL.
25795 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
25796 address-masking behavior in RTL.
25797 (altivec_expand_builtin): Change builtin code arguments for calls
25798 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
25799 (insn_is_swappable_p): Avoid incorrect swap optimization in the
25800 presence of lvx/stvx patterns.
25801 (alignment_with_canonical_addr): New function.
25802 (alignment_mask): Likewise.
25803 (find_alignment_op): Likewise.
25804 (recombine_lvx_pattern): Likewise.
25805 (recombine_stvx_pattern): Likewise.
25806 (recombine_lvx_stvx_patterns): Likewise.
25807 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
25808 stvx patterns from expand.
25809 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
25811 (vector_altivec_store_<mode>): Likewise.
25813 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
25815 * config/aarch64/aarch64.md
25816 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
25817 remove the "fp" attributes.
25818 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
25819 add the "simd" attributes.
25820 (*movdf_aarch64): Likewise.
25821 (*movtf_aarch64): Remove the "fp" attributes.
25822 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
25823 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
25825 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25827 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
25828 rtx to rtx_code_label *.
25829 * rtl.h (maybe_set_first_label_num): Likewise.
25831 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25833 * df-core.c (df_add_problem): Make the problem param be const.
25834 (df_remove_problem): Make local "problem" be const.
25835 * df-problems.c (problem_RD): Make const.
25836 (problem_LR): Likewise.
25837 (problem_LIVE): Likewise.
25838 (problem_MIR): Likewise.
25839 (problem_CHAIN): Likewise.
25840 (problem_WORD_LR): Likewise.
25841 (problem_NOTE): Likewise.
25842 (problem_MD): Likewise.
25843 * df-scan.c (problem_SCAN): Likewise.
25844 * df.h (struct df_problem): Make field "dependent_problem" be
25846 (struct dataflow): Likewise for field "problem".
25847 (df_add_problem): Make param const.
25849 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25851 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
25852 inter-unit moves to/from vector registers are enabled. Do not disable
25855 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25857 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
25858 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
25860 (enum df_problem_id): ...this new enum.
25861 (struct df_problem): Convert field "id" from "int" to
25862 enum df_problem_id.
25864 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25866 * rtl.def: Update comment for "things in the instruction chain" to
25867 reflect the removal of the leading "i" field for INSN_UID in
25868 r210360. Fix bogus apostrophe.
25870 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25872 * config/i386/i386.md
25873 (lea arith with mem operand + setcc peephole2): Set operator mode.
25875 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
25878 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
25879 (dimode_scalar_to_vector_candidate_p): This.
25880 (timode_scalar_to_vector_candidate_p): New function.
25881 (scalar_to_vector_candidate_p): Likewise.
25882 (timode_check_non_convertible_regs): Likewise.
25883 (timode_remove_non_convertible_regs): Likewise.
25884 (remove_non_convertible_regs): Likewise.
25885 (remove_non_convertible_regs): Renamed to ...
25886 (dimode_remove_non_convertible_regs): This.
25887 (scalar_chain::~scalar_chain): Make it virtual.
25888 (scalar_chain::compute_convert_gain): Make it pure virtual.
25889 (scalar_chain::mark_dual_mode_def): Likewise.
25890 (scalar_chain::convert_insn): Likewise.
25891 (scalar_chain::convert_registers): Likewise.
25892 (scalar_chain::add_to_queue): Make it protected.
25893 (scalar_chain::emit_conversion_insns): Likewise.
25894 (scalar_chain::replace_with_subreg): Likewise.
25895 (scalar_chain::replace_with_subreg_in_insn): Likewise.
25896 (scalar_chain::convert_op): Likewise.
25897 (scalar_chain::convert_reg): Likewise.
25898 (scalar_chain::make_vector_copies): Likewise.
25899 (scalar_chain::convert_registers): New pure virtual function.
25900 (class dimode_scalar_chain): New class.
25901 (class timode_scalar_chain): Likewise.
25902 (scalar_chain::mark_dual_mode_def): Renamed to ...
25903 (dimode_scalar_chain::mark_dual_mode_def): This.
25904 (timode_scalar_chain::mark_dual_mode_def): New function.
25905 (timode_scalar_chain::convert_insn): Likewise.
25906 (dimode_scalar_chain::convert_registers): Likewise.
25907 (scalar_chain::compute_convert_gain): Renamed to ...
25908 (dimode_scalar_chain::compute_convert_gain): This.
25909 (scalar_chain::replace_with_subreg): Renamed to ...
25910 (dimode_scalar_chain::replace_with_subreg): This.
25911 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
25912 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
25913 (scalar_chain::make_vector_copies): Renamed to ...
25914 (dimode_scalar_chain::make_vector_copies): This.
25915 (scalar_chain::convert_reg): Renamed to ...
25916 (dimode_scalar_chain::convert_reg ): This.
25917 (scalar_chain::convert_op): Renamed to ...
25918 (dimode_scalar_chain::convert_op): This.
25919 (scalar_chain::convert_insn): Renamed to ...
25920 (dimode_scalar_chain::convert_insn): This.
25921 (scalar_chain::convert): Call convert_registers.
25922 (convert_scalars_to_vector): Change to scalar_chain pointer to
25923 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
25924 in 32-bit mode. Delete scalar_chain pointer. Call
25925 free_dominance_info in 64-bit mode.
25926 (pass_stv::gate): Remove TARGET_64BIT check.
25927 (ix86_option_override): Put the 64-bit STV pass before the CSE
25930 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
25932 * dwarf2out.h (struct dw_loc_descr_node): Remove the
25933 dw_loc_frame_offset field.
25934 * dwarf2out.c (new_loc_descr): Likewise.
25935 (resolve_args_picking_1): Turn the VISITED hash set into a
25936 FRAME_OFFSET hash map. Use it to associate a frame offset to
25937 visited nodes. Remove uses of the CHECKING_P macro.
25938 (resolve_args_picking): Update call to resolve_args_picking_1.
25940 2016-04-27 Martin Liska <mliska@suse.cz>
25942 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
25943 (free_loop_data): Release vuses of groups.
25945 2016-04-27 Bin Cheng <bin.cheng@arm.com>
25947 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
25948 instead of redundant use_id and boolean have_use_for.
25949 (struct iv_use): Change sub_id into group_id. Remove field next.
25950 Move fields: related_cands, n_map_members, cost_map and selected
25952 (struct iv_group): ... here. New structure.
25953 (struct iv_common_cand): Use structure declaration directly.
25954 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
25955 (MAX_CONSIDERED_USES): Rename macro to ...
25956 (MAX_CONSIDERED_GROUPS): ... here.
25957 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
25958 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
25959 (dump_uses): Rename to ...
25960 (dump_groups): ... here. Update all uses.
25961 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
25962 (find_induction_variables): Refactor format of dump information.
25963 (record_sub_use): Delete.
25964 (record_use): Update all uses.
25965 (record_group): New function.
25966 (record_group_use, find_interesting_uses_op): Call above functions.
25968 (find_interesting_uses_cond): Ditto.
25969 (group_compare_offset): New function.
25970 (split_all_small_groups): Rename to ...
25971 (split_small_address_groups_p): ... here. Update all uses.
25972 (split_address_groups): Update all uses.
25973 (find_interesting_uses): Refactor format of dump information.
25974 (add_candidate_1): Update all uses. Remove redundant check on iv,
25976 (add_candidate, record_common_cand): Remove redundant assert.
25977 (add_iv_candidate_for_biv): Update use.
25978 (add_iv_candidate_derived_from_uses): Update all uses.
25979 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
25980 (alloc_use_cost_map): Ditto.
25981 (set_use_iv_cost, get_use_iv_cost): Rename to ...
25982 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
25983 (determine_use_iv_cost_generic): Ditto.
25984 (determine_group_iv_cost_generic): Ditto.
25985 (determine_use_iv_cost_address): Ditto.
25986 (determine_group_iv_cost_address): Ditto.
25987 (determine_use_iv_cost_condition): Ditto.
25988 (determine_group_iv_cost_cond): Ditto.
25989 (determine_use_iv_cost): Ditto.
25990 (determine_group_iv_cost): Ditto.
25991 (set_autoinc_for_original_candidates): Update all uses.
25992 (find_iv_candidates): Update all uses. Refactor dump information.
25993 (determine_use_iv_costs): Ditto.
25994 (determine_iv_costs): Ditto.
25995 (iv_ca_cand_for_use): Rename to ...
25996 (iv_ca_cand_for_group): ... here. Update all uses.
25997 (iv_ca_add_use, iv_ca_add_group): Ditto.
25998 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
25999 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
26000 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
26001 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
26002 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
26003 (create_new_iv, adjust_iv_update_pos): Ditto.
26004 (rewrite_use_address): Delete.
26005 (rewrite_use_address_1): Rename to ...
26006 (rewrite_use_address): ... here.
26007 (rewrite_use_compare): Update all uses.
26008 (rewrite_use): Delete.
26009 (rewrite_uses): Rename to ...
26010 (rewrite_groups): ... here. Update all uses.
26011 (remove_unused_ivs, free_loop_data): Update all uses.
26012 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
26014 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26016 * rtlanal.c (nonzero_bits1): Convert preprocessor check
26017 for WORD_REGISTER_OPERATIONS to runtime check.
26019 2016-04-27 Richard Biener <rguenther@suse.de>
26022 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
26023 aggregate_value_p to determine if a function result is
26024 returned by reference.
26025 (ipa_pta_execute): Functions having their address taken are
26026 not automatically nonlocal.
26028 2016-04-27 Jakub Jelinek <jakub@redhat.com>
26031 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
26032 * fold-const.c (operand_equal_p): If flag_checking and
26033 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
26034 and if it returns non-zero, assert iterative_hash_expr on both
26037 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
26039 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
26041 2016-04-27 Nick Clifton <nickc@redhat.com>
26043 PR middle-end/49889
26044 * varasm.c (merge_weak): Generate an error if an attempt is made
26045 to convert a non-weak static function into a weak, public function.
26047 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26049 * params.def (MAX_PARTITION_SIZE): New param.
26050 * doc/invoke.texi: Document lto-max-partition.
26052 2016-04-27 Richard Biener <rguenther@suse.de>
26055 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
26056 function cummulating used_from_other_partition, externally_visible
26057 and force_output from aliases.
26058 (refered_from_nonlocal_var): Likewise.
26059 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
26060 node flags properly.
26062 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
26064 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
26065 (-Wmemset-elt-size): New item.
26067 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
26070 * stor-layout.h (internal_reference_types): Delete.
26071 * stor-layout.c (reference_types_internal): Likewise.
26072 (internal_reference_types): Likewise.
26073 (layout_type) <REFERENCE_TYPE>: Adjust.
26075 2016-04-27 Jakub Jelinek <jakub@redhat.com>
26078 * tree.h (inchash::add_expr): Add FLAGS argument.
26079 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
26080 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
26081 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
26082 Formatting fix. Adjust recursive calls. For tcc_comparison,
26083 if swap_tree_comparison (code) is smaller than code, hash that
26084 and arguments in the other order. Hash CONVERT_EXPR the same
26085 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
26086 of ADDR_EXPR of decl as the decl itself. Add or remove
26087 OEP_ADDRESS_OF from recursive flags as needed. For
26088 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
26089 operands commutatively and only the third one normally.
26090 For internal CALL_EXPR hash in CALL_EXPR_IFN.
26092 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
26094 * config/rtems.h (LIB_SPEC): Add -latomic.
26096 2016-04-27 Joel Sherrill <joel@rtems.org>
26098 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
26099 xilink.ld and flags not relevant to RTEMS.
26101 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
26103 * toplev.c (backend_init_target): Avoid calling init_reload when using
26106 2016-04-26 Jakub Jelinek <jakub@redhat.com>
26108 * reorg.c (try_merge_delay_insns): Declare i and j inside the
26109 for loops rather than one for the whole function.
26111 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
26113 * match.pd (X + CST CMP X): New transformation.
26115 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
26117 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
26118 * fold-const.c (fold_binary_loc): Remove 2 transformations
26119 superseded by match.pd.
26120 * match.pd (x+x -> x*2): Generalize to integers.
26122 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
26124 * config/i386/i386.md (operation on memory peephole): Duplicate an
26125 existing peephole and adapt it to match lea rather than an operation
26128 PR rtl-optimization/57193
26129 * opts.c (default_options_table): Add OPT_frename_registers at -O2
26131 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
26133 2016-04-26 Bin Cheng <bin.cheng@arm.com>
26135 * tree-if-conv.c (any_pred_load_store): New static variable.
26136 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
26137 any_pred_load_store instead of and_mask_load_store.
26138 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
26139 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
26140 (combine_blocks, tree_if_conversion): Ditto.
26142 2016-04-26 Bin Cheng <bin.cheng@arm.com>
26144 PR tree-optimization/70771
26145 PR tree-optimization/70775
26146 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
26147 virtual PHI nodes. Delete parameter.
26148 (if_convertible_loop_p_1): Delete argument to above function.
26149 (predicate_all_scalar_phis): Delete code handling single-argument
26151 (tree_if_conversion): Mark and update virtual SSA.
26153 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26156 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
26157 (x86_elf_aligned_common): Rename to ...
26158 (x86_elf_aligned_decl_common): ... this.
26159 Add decl arg. Switch to .lbss for largecomm object. Use
26160 LARGECOMM_SECTION_ASM_OP.
26161 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
26163 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
26164 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
26166 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
26167 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
26169 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26172 * config/i386/i386.c (SECTION_LARGE): Define.
26173 (x86_64_elf_select_section): Set it for large data/bss sections.
26174 Only clear SECTION_WRITE for .lrodata.
26175 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
26177 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
26178 * varasm.c (default_elf_asm_named_section): Grow flagchars.
26179 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
26181 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
26182 * doc/tm.texi: Regenerate.
26184 2016-04-26 Jakub Jelinek <jakub@redhat.com>
26187 * configure.ac (--enable-checking): Document extra flag, for
26188 non-release builds default to --enable-checking=yes,extra.
26189 If misc checking and extra checking, define CHECKING_P to 2 instead
26191 * common.opt (fchecking=): Add.
26192 * doc/invoke.texi (-fchecking=): Document.
26193 * doc/install.texi: Document --enable-checking changes.
26194 * configure: Regenerated.
26195 * config.in: Regenerated.
26197 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26199 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
26200 attribute instead of which_alternative.
26201 * config/i386/sse.md (*mov<mode>_internal): Ditto.
26202 Use EXT_REX_SSE_REG_P where appropriate.
26204 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26206 * config/i386/predicates.md (const0_operand): Do not match
26207 const_wide_int code.
26208 (const1_operand): Ditto.
26210 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26212 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
26213 for SSE constm1 operands and TARGET_AVX512VL.
26214 (*movti_internal): Ditto.
26215 (*mov<mode>_or): Use constm1_operand predicate.
26216 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
26217 for SSE vector_all_ones operands and TARGET_AVX512VL.
26218 * config/i386/predicates.md (constm1_operand): New predicate.
26219 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
26220 emission of constant -1 load.
26222 2016-04-25 Jason Merrill <jason@redhat.com>
26224 * gdbinit.in: Skip is-a.h.
26226 * attribs.c (register_scoped_attributes): Fix logic.
26227 * attribs.h: Declare register_scoped_attributes.
26229 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26231 * config/rs6000/rs6000-builtin.def: Correct pasto error for
26232 stxvd2x and stxvw4x built-in functions.
26234 2016-04-25 DJ Delorie <dj@redhat.com>
26236 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
26237 (ashrhi3): Likewise.
26238 (lshrhi3): Likewise.
26240 2016-04-25 Richard Biener <rguenther@suse.de>
26242 PR tree-optimization/70780
26243 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
26244 wasn't visited yet.
26245 (compute_antic): Mark blocks with abnormal preds as visited as
26246 they have a final empty antic-in solution already.
26248 2016-04-25 Michael Collison <michael.collison@linaro.org>
26250 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
26252 2016-04-25 Michael Collison <michael.collison@linaro.org>
26254 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
26255 mode is VQI to improve mixed mode vectorization.
26256 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
26257 define_insn to match low half of signed vaddw.
26258 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
26259 define_insn to match high half of signed vaddw.
26260 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
26261 define_insn to match low half of unsigned vaddw.
26262 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
26263 define_insn to match high half of unsigned vaddw.
26264 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
26265 (arm_simd_check_vect_par_cnst_half_p): Likewise.
26266 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
26268 (arm_simd_check_vect_par_cnst_half_p): Likewise.
26269 * config/arm/predicates.md (vect_par_constant_high): Support
26270 big endian and simplify by calling
26271 arm_simd_check_vect_par_cnst_half
26272 (vect_par_constant_low): Likewise.
26274 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26276 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
26277 predicate for operand 2.
26279 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
26280 H.J. Lu <hongjiu.lu@intel.com>
26282 * config/i386/i386-protos.h (standard_sse_constant_p): Add
26283 machine_mode argument.
26284 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
26285 constm1_rtx operands. For VOIDmode constants, get mode from
26286 pred_mode. Check mode size if the mode is supported by ABI.
26287 (standard_sse_constant_opcode): Do not use standard_constant_p.
26288 Strictly check ABI support for all-ones operands.
26289 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
26290 immediates. Update calls to standard_sse_constant_p.
26291 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
26292 (ix86_rtx_costs): Ditto.
26293 * config/i386/i386.md (*movxi_internal_avx512f): Use
26294 nonimmediate_or_sse_const_operand instead of vector_move_operand.
26295 Use (v,BC) alternative instead of (v,C). Use register_operand
26296 checks instead of MEM_P.
26297 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
26298 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
26299 isa attribute. Use register_operand checks instead of MEM_P.
26300 (*movti_internal): Use nonimmediate_or_sse_const_operand for
26301 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
26302 alternative and corresponding sse2 isa attribute.
26303 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
26304 to standard_sse_constant_p.
26305 (FP constant splitters): Ditto.
26306 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
26308 * config/i386/predicates.md (constm1_operand): Remove.
26309 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
26310 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
26311 vector_all_ones_operand instead of constm1_operand.
26313 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26315 * print-rtl.c (print_rtx_insn_vec): New function.
26316 * print-rtl.h: New prototype.
26317 * store-motion.c (struct st_expr): Make avail_stores a vector.
26318 (st_expr_entry): Adjust.
26319 (free_st_expr_entry): Likewise.
26320 (print_store_motion_mems): Likewise.
26321 (find_moveable_store): Likewise.
26322 (compute_store_table): Likewise.
26323 (delete_store): Likewise.
26324 (build_store_vectors): Likewise.
26326 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26328 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
26330 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26332 * vec.h (vec_safe_contains): New function.
26333 (vec::contains): Likewise.
26334 (vec::begin): Likewise.
26335 (vec::end): Likewise.
26337 2016-04-23 Jakub Jelinek <jakub@redhat.com>
26340 * cfgexpand.c (expand_stack_vars): Fix typo.
26342 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
26344 * system.h (list, map, set, vector): Include conditionally.
26345 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
26346 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
26347 * ipa-icf.c (INCLUDE_LIST): Define.
26348 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
26349 * config/sh/sh.c (INCLUDE_VECTOR): Define.
26350 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
26351 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
26352 * cp/logic.cc (INCLUDE_LIST): Define.
26353 * fortran/trans-common.c (INCLUDE_MAP): Define.
26355 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
26357 * auto-profile.c: Remove <string.h> include.
26358 * ipa-icf-gimple.c: Remove <list> include.
26359 * diagnostic.c: Remove <new> include.
26360 * genmatch.c: Likewise.
26361 * pretty-print.c: Likewise.
26362 * toplev.c: Likewise
26363 * c/c-objc-common.c: Likewise.
26364 * cp/error.c: Likewise.
26365 * fortran/error.c: Likewise.
26367 2016-04-22 Richard Biener <rguenther@suse.de>
26369 * lto-streamer-in.c (input_ssa_names): Do not allocate
26370 GIMPLE_NOP for all SSA names.
26371 * lto-streamer-out.c (output_ssa_names): Do not output
26372 SSA names that should have been released.
26374 2016-04-22 Richard Biener <rguenther@suse.de>
26376 PR tree-optimization/70740
26377 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
26380 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
26383 * config/i386/predicates.md (call_insn_operand): Replace
26384 sibcall_memory_operand with memory_operand.
26386 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
26388 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
26389 has_single_use() tests.
26390 (register_edge_assert_for_1): Likewise.
26391 (find_assert_locations_1): Check the liveness bitmap instead of
26392 checking has_single_use().
26394 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
26397 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
26398 Extract AVX-512BW constraint from AVX.
26400 2016-04-21 Richard Biener <rguenther@suse.de>
26402 PR tree-optimization/70725
26403 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
26404 for phi_convertible_by_degenerating_args.
26405 (predicate_all_scalar_phis): Handle single-argument PHIs.
26407 2016-04-21 Richard Biener <rguenther@suse.de>
26409 PR middle-end/70747
26410 * fold-const.c (fold_comparison): Return properly typed
26413 2016-04-21 Bin Cheng <bin.cheng@arm.com>
26415 PR tree-optimization/70715
26416 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
26417 after expanding BASE using expand_simple_operations.
26419 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
26421 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
26422 New transformations.
26424 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
26426 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
26428 2016-04-20 Jan Hubicka <jh@suse.cz>
26430 * ipa-inline.c (can_inline_edge_p): Pass caller info to
26431 ultiimate_alias_target.
26432 (update_callee_keys): Likewise.
26433 (lookup_recursive_calls): Likewise.
26434 (speculation_useful_p): Likewise.
26436 2016-04-20 Jan Hubicka <jh@suse.cz>
26439 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
26440 (set_nothrow_flag_1): ... this; handle interposition correctly;
26441 recurse on aliases and thunks.
26442 (cgraph_node::set_nothrow_flag): New.
26443 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
26444 functions compiled with non-call exceptions that binds to current
26446 (propagate_nothrow): Be safe WRT interposition.
26447 * cgraph.h (set_nothrow_flag): Update prototype.
26449 2016-04-18 Jan Hubicka <jh@suse.cz>
26451 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26452 max_loop_iterations_int.
26453 (tree_unswitch_outer_loop): Likewise.
26455 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26457 PR tree-optimization/69489
26458 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
26459 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
26460 Revise dump message.
26461 (if_convertible_bb_p): Remove check on edge count of basic block's
26464 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26466 PR tree-optimization/56625
26467 PR tree-optimization/69489
26468 * tree-data-ref.h (DR_INNERMOST): New macro.
26469 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
26470 hashing struct innermost_loop_behavior.
26471 (ref_DR_map): Remove.
26472 (innermost_DR_map): New map.
26473 (baseref_DR_map): Revise comment.
26474 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
26475 to innermost_DR_map accroding to its innermost loop behavior.
26476 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
26477 to its innermost loop behavior.
26478 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
26479 Add initialization for innermost_DR_map. Record memory reference
26480 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
26481 have innermost loop behavior.
26482 (if_convertible_loop_p): Remove release for ref_DR_map. Release
26485 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
26487 * config/i386/i386.md (*lea<mode>_general_1): Rename from
26488 *lea_general_1. Use explicit SWI12 mode interator.
26489 (*lea<mode>_general_2): Rename from *lea_general_2.
26490 Use explicit SWI12 mode interator.
26491 (*lea<mode>_general_3): Rename from *lea_general_3.
26492 Use explicit SWI12 mode interator.
26493 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
26494 Use explicit SWI12 mode interator.
26495 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
26496 Use explicit SWI48 mode interator.
26498 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
26500 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
26501 Short-cut unaligned load and store cases. Handle all integer
26503 (ix86_expand_vector_move_misalign): Short-cut unaligned load
26504 and store cases. Call ix86_avx256_split_vector_move_misalign
26505 directly without checking mode class.
26507 2016-04-20 Andrew Pinski <apinski@cavium.com>
26508 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26511 * config/aarch64/aarch64.md (sibcall): Force call
26512 address to be DImode for ILP32.
26513 (sibcall_value): Likewise.
26515 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
26517 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
26519 2016-04-20 Richard Biener <rguenther@suse.de>
26521 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
26522 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
26523 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
26524 (maybe_push_res_to_seq): Adjust.
26525 * gimple-fold.c (maybe_build_generic_op): Likewise.
26527 2016-04-20 Marek Polacek <polacek@redhat.com>
26529 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
26532 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
26534 * config/i386/sse.md (vec_unpacks_lo_hi): Always
26535 use kmovw to support AVX512F target.
26537 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26539 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
26541 2016-04-20 Marek Polacek <polacek@redhat.com>
26543 PR tree-optimization/70725
26544 * tree-if-conv.c (is_false_predicate): New function.
26545 (predicate_mem_writes): Use it.
26547 2016-04-20 Richard Biener <rguenther@suse.de>
26549 PR tree-optimization/70726
26550 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
26551 shift amounts from a pattern stmt operand.
26553 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26556 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
26557 stack_restore_from_fpr pattern when restoring r15.
26558 (s390_optimize_prologue): Strip away the memory barrier in the
26559 parallel when trying to get rid of restore insns.
26560 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
26561 definition for loading the stack pointer from an FPR. Compared to
26562 the normal move insn this pattern includes a full memory barrier.
26564 2016-04-19 Jakub Jelinek <jakub@redhat.com>
26566 PR middle-end/70680
26567 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
26568 implicitly linear or lastprivate iterator on the outer context.
26570 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26572 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
26574 * config/i386/i386.md (ssememalign): Removed.
26575 * config/i386/sse.md: Remove ssememalign attribute from patterns.
26577 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26580 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
26581 const short * to __builtin_ia32_loaddquhi512_mask.
26582 (_mm512_maskz_loadu_epi16): Likewise.
26583 (_mm512_mask_storeu_epi16): Pass short * to
26584 __builtin_ia32_storedquhi512_mask.
26585 (_mm512_mask_loadu_epi8): Pass const char * to
26586 __builtin_ia32_loaddquqi512_mask.
26587 (_mm512_maskz_loadu_epi8): Likewise.
26588 (_mm512_mask_storeu_epi8): Pass char * to
26589 __builtin_ia32_storedquqi512_mask.
26590 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
26591 const double * to __builtin_ia32_loadupd512_mask.
26592 (_mm512_mask_loadu_pd): Likewise.
26593 (_mm512_maskz_loadu_pd): Likewise.
26594 (_mm512_storeu_pd): Pass double * to
26595 __builtin_ia32_storeupd512_mask.
26596 (_mm512_mask_storeu_pd): Likewise.
26597 (_mm512_loadu_ps): Pass const float * to
26598 __builtin_ia32_loadups512_mask.
26599 (_mm512_mask_loadu_ps): Likewise.
26600 (_mm512_maskz_loadu_ps): Likewise.
26601 (_mm512_storeu_ps): Pass float * to
26602 __builtin_ia32_storeups512_mask.
26603 (_mm512_mask_storeu_ps): Likewise.
26604 (_mm512_mask_loadu_epi64): Pass const long long * to
26605 __builtin_ia32_loaddqudi512_mask.
26606 (_mm512_maskz_loadu_epi64): Likewise.
26607 (_mm512_mask_storeu_epi64): Pass long long *
26608 to __builtin_ia32_storedqudi512_mask.
26609 (_mm512_loadu_si512): Pass const int * to
26610 __builtin_ia32_loaddqusi512_mask.
26611 (_mm512_mask_loadu_epi32): Likewise.
26612 (_mm512_maskz_loadu_epi32): Likewise.
26613 (_mm512_storeu_si512): Pass int * to
26614 __builtin_ia32_storedqusi512_mask.
26615 (_mm512_mask_storeu_epi32): Likewise.
26616 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
26617 char * to __builtin_ia32_storedquqi256_mask.
26618 (_mm_mask_storeu_epi8): Likewise.
26619 (_mm256_mask_loadu_epi16): Pass const short * to
26620 __builtin_ia32_loaddquhi256_mask.
26621 (_mm256_maskz_loadu_epi16): Likewise.
26622 (_mm_mask_loadu_epi16): Pass const short * to
26623 __builtin_ia32_loaddquhi128_mask.
26624 (_mm_maskz_loadu_epi16): Likewise.
26625 (_mm256_mask_loadu_epi8): Pass const char * to
26626 __builtin_ia32_loaddquqi256_mask.
26627 (_mm256_maskz_loadu_epi8): Likewise.
26628 (_mm_mask_loadu_epi8): Pass const char * to
26629 __builtin_ia32_loaddquqi128_mask.
26630 (_mm_maskz_loadu_epi8): Likewise.
26631 (_mm256_mask_storeu_epi16): Pass short * to.
26632 __builtin_ia32_storedquhi256_mask.
26633 (_mm_mask_storeu_epi16): Pass short * to.
26634 __builtin_ia32_storedquhi128_mask.
26635 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
26636 const double * to __builtin_ia32_loadupd256_mask.
26637 (_mm256_maskz_loadu_pd): Likewise.
26638 (_mm_mask_loadu_pd): Pass onst double * to
26639 __builtin_ia32_loadupd128_mask.
26640 (_mm_maskz_loadu_pd): Likewise.
26641 (_mm256_mask_storeu_pd): Pass double * to
26642 __builtin_ia32_storeupd256_mask.
26643 (_mm_mask_storeu_pd): Pass double * to
26644 __builtin_ia32_storeupd128_mask.
26645 (_mm256_mask_loadu_ps): Pass const float * to
26646 __builtin_ia32_loadups256_mask.
26647 (_mm256_maskz_loadu_ps): Likewise.
26648 (_mm_mask_loadu_ps): Pass const float * to
26649 __builtin_ia32_loadups128_mask.
26650 (_mm_maskz_loadu_ps): Likewise.
26651 (_mm256_mask_storeu_ps): Pass float * to
26652 __builtin_ia32_storeups256_mask.
26653 (_mm_mask_storeu_ps): ass float * to
26654 __builtin_ia32_storeups128_mask.
26655 (_mm256_mask_loadu_epi64): Pass const long long * to
26656 __builtin_ia32_loaddqudi256_mask.
26657 (_mm256_maskz_loadu_epi64): Likewise.
26658 (_mm_mask_loadu_epi64): Pass const long long * to
26659 __builtin_ia32_loaddqudi128_mask.
26660 (_mm_maskz_loadu_epi64): Likewise.
26661 (_mm256_mask_storeu_epi64): Pass long long * to
26662 __builtin_ia32_storedqudi256_mask.
26663 (_mm_mask_storeu_epi64): Pass long long * to
26664 __builtin_ia32_storedqudi128_mask.
26665 (_mm256_mask_loadu_epi32): Pass const int * to
26666 __builtin_ia32_loaddqusi256_mask.
26667 (_mm256_maskz_loadu_epi32): Likewise.
26668 (_mm_mask_loadu_epi32): Pass const int * to
26669 __builtin_ia32_loaddqusi128_mask.
26670 (_mm_maskz_loadu_epi32): Likewise.
26671 (_mm256_mask_storeu_epi32): Pass int * to
26672 __builtin_ia32_storedqusi256_mask.
26673 (_mm_mask_storeu_epi32): Pass int * to
26674 __builtin_ia32_storedqusi128_mask.
26675 * config/i386/i386-builtin-types.def (PCSHORT): New.
26676 (PINT64): Likewise.
26677 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
26678 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
26679 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
26680 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
26681 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
26682 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
26683 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
26684 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
26685 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
26686 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
26687 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
26688 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
26689 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
26690 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
26691 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
26692 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
26693 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
26694 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
26695 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
26696 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
26697 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
26698 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
26699 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
26700 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
26701 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
26702 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
26703 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
26704 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
26705 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
26706 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
26707 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
26708 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
26709 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
26710 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
26711 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
26712 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
26713 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
26714 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
26715 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
26716 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
26717 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
26718 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
26719 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
26720 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
26721 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
26722 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
26723 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
26724 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
26725 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
26727 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
26728 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
26730 (ix86_expand_vector_move_misalign): Likewise.
26731 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
26732 to scalar function prototype for unaligned load/store builtins.
26733 (ix86_expand_special_args_builtin): Updated.
26734 * config/i386/sse.md (UNSPEC_LOADU): Removed.
26735 (UNSPEC_STOREU): Likewise.
26736 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
26737 (VI_ULOADSTORE_F_AVX512VL): Likewise.
26738 (ssescalarsize): Handle V4TI, V2TI and V1TI.
26739 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26740 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26741 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
26742 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
26743 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
26744 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
26745 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
26746 (<avx512>_storedqu<mode>_mask): Likewise.
26747 (*sse4_2_pcmpestr_unaligned): Likewise.
26748 (*sse4_2_pcmpistr_unaligned): Likewise.
26749 (*mov<mode>_internal): Renamed to ...
26750 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
26751 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
26752 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
26753 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
26755 2016-04-19 Richard Biener <rguenther@suse.de>
26757 PR tree-optimization/70171
26758 * tree-ssa-phiprop.c: Include stor-layout.h.
26759 (phiprop_insert_phi): Handle the aggregate copy case.
26760 (propagate_with_phi): Likewise.
26762 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
26764 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
26765 instead of simplify_gen_subreg (... , 0).
26766 (ix86_delegitimize_address): Ditto.
26767 (ix86_split_divmod): Ditto.
26768 (ix86_split_copysign_const): Ditto.
26769 (ix86_split_copysign_var): Ditto.
26770 (ix86_expand_args_builtin): Ditto.
26771 (ix86_expand_round_builtin): Ditto.
26772 (ix86_expand_special_args_builtin): Ditto.
26773 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
26774 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
26775 (udivmodqi4): Ditto.
26776 (absneg splitters): Ditto.
26777 (*jcc_bt<mode>_1): Ditto.
26779 2016-04-19 Richard Biener <rguenther@suse.de>
26781 PR tree-optimization/70724
26782 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
26783 restoring out from ...
26784 (free_scc_vn): ... here.
26785 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
26786 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
26788 (pass_fre::execute): Restore SSA info.
26790 2016-04-19 Richard Biener <rguenther@suse.de>
26792 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
26793 * gimple-walk.c (walk_gimple_op): Initialize it.
26794 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
26795 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
26796 remapping SSA names of defs.
26797 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
26800 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
26802 PR middle-end/70689
26803 * lra-constraints.c (equiv_substition_p): New.
26804 (process_alt_operands): Use it.
26805 (swap_operands): Swap it.
26806 (curr_insn_transform): Update it.
26808 2016-04-18 Michael Matz <matz@suse.de>
26810 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
26811 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
26812 * tree-core.h (tree_type_common.align): Use bit-field.
26813 (tree_type_common.spare): New.
26814 (tree_decl_common.off_align): Make smaller.
26815 (tree_decl_common.align): Use bit-field.
26817 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
26818 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
26819 (scan_sharing_clauses): Ditto.
26820 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26821 (omp_finish_file): Ditto.
26822 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
26823 (layout_decl): Ditto.
26824 (relayout_decl): Ditto.
26825 (finalize_record_size): Use SET_TYPE_ALIGN.
26826 (finalize_type_size): Ditto.
26827 (finish_builtin_struct): Ditto.
26828 (layout_type): Ditto.
26829 (initialize_sizetypes): Ditto.
26830 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
26831 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
26832 (lookup_field_for_decl): Use SET_DECL_ALIGN.
26833 (get_chain_field): Ditto.
26834 (get_trampoline_type): Ditto.
26835 (get_nl_goto_field): Ditto.
26836 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
26838 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
26839 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
26840 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26841 (build_qualified_type): Use SET_TYPE_ALIGN.
26842 (build_aligned_type, build_range_type_1): Ditto.
26843 (build_atomic_base): Ditto.
26844 (build_common_tree_nodes): Ditto.
26845 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
26846 (expand_one_stack_var_at): Ditto.
26847 * coverage.c (build_var): Use SET_DECL_ALIGN.
26848 * except.c (init_eh): Ditto.
26849 * function.c (assign_parm_setup_block): Ditto.
26850 * symtab.c (increase_alignment_1): Ditto.
26851 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
26852 * tree-vect-stmts.c (ensure_base_align): Ditto.
26853 * varasm.c (align_variable): Ditto.
26854 (assemble_variable): Ditto.
26855 (build_constant_desc): Ditto.
26856 (output_constant_def_contents): Ditto.
26858 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
26859 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
26860 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
26861 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
26862 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
26864 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
26867 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
26868 replace %vmovsd with "%vmovq".
26869 (vec_concatv2df): Likewise.
26871 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
26873 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
26874 (*vec_extractv2si_0): Ditto.
26875 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
26876 (zero_extended_scalar_load_operand splitters): Ditto.
26877 (vec_extract splitters): Ditto.
26878 (*vec_extractv4si_0_zext): Ditto.
26879 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
26880 and lowpart_subreg.
26881 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
26882 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
26883 (*sse4_1_extractps): Use lowpart_subreg.
26884 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
26886 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26888 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
26890 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
26891 Mention Solaris 11 packaging changes.
26892 Update gas and gld requirements.
26893 Remove reference to pre-Solaris 10 bug.
26894 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
26896 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
26899 2016-04-17 Jan Hubicka <jh@suse.cz>
26901 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
26902 max_loop_iterations_int.
26904 2016-04-18 Richard Biener <rguenther@suse.de>
26906 PR tree-optimization/43434
26907 * tree-ssa-structalias.c (struct vls_data): New.
26908 (visit_loadstore): Handle all pointer-based accesses.
26909 (compute_dependence_clique): Compute a bitmap of restrict tags
26910 assigned bases and pass it to visit_loadstore.
26912 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
26915 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
26916 armv8.1-a and armv8.1-a+crc.
26918 2016-04-18 Richard Biener <rguenther@suse.de>
26920 PR tree-optimization/70701
26921 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
26922 references after translating through a memcpy.
26924 2016-04-18 Richard Biener <rguenther@suse.de>
26926 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
26927 (compute_antic): ... here. For partial antic use regular
26928 postorder and scrap iteration.
26929 (compute_partial_antic_aux): Remove unused return value.
26930 (init_pre): Do not allocate postorder.
26931 (fini_pre): Do not free postorder.
26933 2016-04-18 Richard Biener <rguenther@suse.de>
26935 PR middle-end/37870
26936 * expmed.c (extract_bit_field_1): Remove broken case
26937 using a wider MODE_INT mode.
26939 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
26941 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
26942 unless compiling with at least GCC-4.8.
26944 2016-04-17 Jan Hubicka <jh@suse.cz>
26947 * graphite.c (graphite_finalize): Update call to
26948 tree_estimate_probability.
26949 * predict.h (tree_estimate_probability): Update prototype.
26951 2016-04-17 Jan Hubicka <jh@suse.cz>
26953 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
26954 (tree_estimate_probability): Likewise.
26955 (pass_profile::execute): Update.
26956 (report_predictor_hitrates): New function.
26957 * profile.c (compute_branch_probabilities): Use it.
26958 * predict.h (report_predictor_hitrates): Declare.
26960 2016-04-17 Jan Hubicka <jh@suse.cz>
26963 * cgraph.h (cgraph_node::set_const_flag,
26964 cgraph_node::set_pure_flag): Update prototype to return bool;
26966 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
26967 of interposable symbol are interposable, too.
26968 (cgraph_set_const_flag_1): Rename to ...
26969 (set_const_flag_1): ... this one; change to self recursive function
26970 instead of call_for_symbol_thunks_and_aliases. Handle correctly
26971 clearnig the flag in all variants and also virtual thunks of const
26972 functions are pure; track if any change was done.
26973 (cgraph_node::set_const_flag): Update.
26974 (struct set_pure_flag_info): New struct.
26975 (cgraph_set_pure_flag_1): Rename to ...
26976 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
26977 rather than pointer encoded flags; track if any changes was done;
26978 handle correctly clearning flag and setting flag of aliases already
26980 (cgraph_node::set_pure_flag): Update.
26981 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
26983 2016-04-17 Tom de Vries <tom@codesourcery.com>
26986 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
26987 backslash in label.
26989 2016-04-17 Tom de Vries <tom@codesourcery.com>
26991 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
26992 '{}<> ' as escape-for-record.
26994 2016-04-17 Tom de Vries <tom@codesourcery.com>
26996 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
26999 2016-04-17 Tom de Vries <tom@codesourcery.com>
27002 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
27003 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
27004 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
27005 * passes.c (finish_optimization_passes): Only call
27006 finish_graph_dump_file if dfi->graph_dump_initialized.
27007 (execute_function_dump, pass_init_dump_file): Use
27008 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
27010 2016-04-17 Tom de Vries <tom@codesourcery.com>
27012 PR tree-optimization/70256
27013 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
27014 (debug_varmap): New function.
27016 2016-04-17 Tom de Vries <tom@codesourcery.com>
27019 * passes.c (pass_manager::register_pass): Propagate pflags.
27021 2016-04-17 Tom de Vries <tom@codesourcery.com>
27024 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
27025 * passes.c (pass_manager::pass_manager): Declare and init p_start in
27026 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
27027 check if it's equal to p_start.
27028 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
27030 2016-04-15 Jan Hubicka <jh@suse.cz>
27033 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
27034 function does not bind to current def.
27035 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
27036 handle conservatively calls to functions that does not need to bind
27038 (check_call): Update call of worse_state.
27039 (ignore_edge_for_nothrow): Update.
27040 (ignore_edge_for_pure_const): Likewise.
27041 (propagate_pure_const): Update calls to worse_state.
27042 (skip_function_for_local_pure_const): Reformat comments.
27044 2016-04-15 Jan Hubicka <jh@suse.cz>
27047 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
27048 (cgraph_node::function_symbol): Likewise.
27049 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
27050 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
27051 (symtab_node::ultimate_alias_target): Add REF parameter.
27052 (symtab_node::binds_to_current_def_p): Declare.
27053 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
27054 (cgraph_node::function_symbol): Likewise.
27055 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
27056 (cgraph_node::get_availability): Likewise.
27057 (cgraph_edge::binds_to_current_def_p): New inline function.
27058 (varpool_node::get_availability): Add REF parameter.
27059 (varpool_node::ultimate_alias_target): Likewise.
27060 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
27061 (symtab_node::binds_to_current_def_p): Likewise.
27062 * varpool.c (varpool_node::get_availability): Likewise.
27064 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
27067 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
27068 Fix mode size check.
27070 2016-04-15 Jakub Jelinek <jakub@redhat.com>
27072 * BASE-VER: Set to 7.0.0.
27074 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
27076 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
27078 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27080 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
27081 architecture revisions.
27083 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
27085 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
27086 * config/i386/i386.c (ix86_using_red_zone): No longer static.
27087 * config/i386/i386.md (stack decrement to push peepholes): Guard
27088 with !x86_using_red_zone ().
27090 2016-04-15 Jakub Jelinek <jakub@redhat.com>
27093 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
27094 to dump_generic_node.
27095 (NIY): Pass also flags to do_niy.
27097 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
27099 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
27100 (simd_clone_vector_of_formal_parm_types)
27101 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
27102 (simd_clone_mangle, simd_clone_create)
27103 (simd_clone_adjust_return_type, create_tmp_simd_array)
27104 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
27105 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
27106 (ipa_simd_modify_function_body, simd_clone_linear_addend)
27107 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
27108 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
27109 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
27110 * omp-simd-clone.c: ... this new file.
27111 (simd_clone_vector_of_formal_parm_types): Make it static.
27112 * Makefile.in (OBJS): Add omp-simd-clone.o.
27114 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
27117 * config/i386/sse.md: Use proper memory operand modifiers.
27120 2016-04-15 Richard Biener <rguenther@suse.de>
27121 Alan Modra <amodra@gmail.com>
27123 PR tree-optimization/70130
27124 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
27125 when alignment stays not the same and no not use the realign
27128 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
27131 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
27132 direct move handlers for KFmode. Change TFmode handlers test from
27133 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
27135 2016-04-14 Jakub Jelinek <jakub@redhat.com>
27138 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
27139 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
27140 (inlined_polymorphic_ctor_dtor_block_p): Use it.
27141 * tree-ssa-live.c (remove_unused_scope_block_p): When
27142 in_ctor_dtor_block, avoid discarding not just BLOCKs with
27143 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
27144 block_ultimate_origin is FUNCTION_DECL.
27145 (remove_unused_locals): If current_function_decl is
27146 polymorphic_ctor_dtor_p, pass initial true to
27147 remove_unused_scope_block_p' is_ctor_dtor_block.
27149 2016-04-14 Martin Sebor <msebor@redhat.com>
27154 * doc/extend.texi (Variable Length): Revert.
27156 2016-04-14 Marek Polacek <polacek@redhat.com>
27157 Jan Hubicka <hubicka@ucw.cz>
27160 * tree.c (verify_type): Disable the canonical type of main variant
27163 2016-04-14 Jason Merrill <jason@redhat.com>
27165 * cfgexpand.c, expr.c: Revert previous change.
27167 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
27169 PR middle-end/70643
27170 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
27171 when building a mem ref for the incoming reduction variable.
27173 2016-04-14 Richard Biener <rguenther@suse.de>
27175 PR tree-optimization/70614
27176 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
27177 loop if the evolution dropped to chrec_dont_know.
27178 (interpret_condition_phi): Likewise.
27180 2016-04-14 Richard Biener <rguenther@suse.de>
27182 PR tree-optimization/70623
27183 * tree-ssa-pre.c (changed_blocks): Make global ...
27184 (compute_antic): ... local here. Move and fix worklist
27185 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
27186 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
27187 worklist handling, dump when ANTIC_IN changed.
27188 (compute_partial_antic_aux): Remove worklist handling.
27189 (init_pre): Do not compute post dominators. Add a comment about
27190 the CFG order chosen.
27191 (fini_pre): Do not free post dominators.
27193 2016-04-13 Martin Sebor <msebor@redhat.com>
27198 * doc/extend.texi (Variable Length): Document C++ specifics.
27200 2016-04-13 Jakub Jelinek <jakub@redhat.com>
27203 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
27204 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
27205 eh edges have been purged.
27208 * tree-sra.c (create_access_replacement,
27209 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
27211 * tree-pretty-print.c (dump_fancy_name): New function.
27212 (dump_decl_name, dump_generic_node): Use it.
27214 2016-04-13 Jason Merrill <jason@redhat.com>
27216 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
27217 * expr.c (expand_expr_real_1): Likewise.
27219 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
27221 * config/i386/i386.md (kunpckhi): Swap operands.
27222 (kunpcksi): Likewise.
27223 (kunpckdi): Likewise.
27224 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
27225 (vec_pack_trunc_<mode>): Likewise.
27227 2016-04-13 Jakub Jelinek <jakub@redhat.com>
27230 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
27232 PR middle-end/70633
27233 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
27234 gimplification turns some element into non-constant.
27237 * rtl.h (convert_memory_address_addr_space_1): New prototype.
27238 * explow.c (convert_memory_address_addr_space_1): No longer static,
27239 add NO_EMIT argument and don't call convert_modes if true, pass
27240 it down recursively, remove break after return.
27241 (convert_memory_address_addr_space): Adjust caller.
27242 * simplify-rtx.c (simplify_unary_operation_1): Call
27243 convert_memory_address_addr_space_1 instead of convert_memory_address,
27244 if it returns NULL, don't simplify.
27246 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
27249 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
27251 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27253 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27254 Bump the upper SIMDLEN limits, so that if the return type or
27255 characteristic type if the return type is void can be passed in
27256 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
27259 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
27262 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
27263 Do not use "=" constraint on an input constraint.
27264 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
27265 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
27266 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
27267 generates (neg (abs ...)) instead of (abs ...).
27269 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27271 PR rtl-optimization/70596
27272 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
27273 just invalidate LRA data and reset them. Adjust dump wording.
27275 2016-04-12 Martin Liska <mliska@suse.cz>
27278 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27280 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27282 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27283 max_loop_iterations_int.
27284 (tree_unswitch_outer_loop): Likewise.
27285 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27286 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27288 2016-04-12 Tom de Vries <tom@codesourcery.com>
27290 PR tree-optimization/68756
27291 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
27292 instead of new_name.
27294 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27296 PR tree-optimization/70602
27297 * tree-sra.c (generate_subtree_copies): Don't write anything into
27298 constant pool decls.
27300 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
27301 regardless whether there are depend clauses or not.
27303 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
27306 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
27307 target attribute and pragma from changing the -mfloat128
27308 and -mfloat128-hardware options.
27310 * doc/extend.texi (Additional Floating Types): Document PowerPC
27311 __float128 restrictions.
27313 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27316 * config/aarch64/driver-aarch64.c
27317 (aarch64_get_extension_string_for_isa_flags): New.
27318 (arch_extension): Rename to...
27319 (aarch64_arch_extension): ...This.
27320 (ext_to_feat_string): Rename to...
27321 (aarch64_extensions): ...This.
27322 (aarch64_core_data): Keep track of architecture extension flags.
27323 (cpu_data): Rename to...
27324 (aarch64_cpu_data): ...This.
27325 (aarch64_arch_driver_info): Keep track of architecture extension
27327 (get_arch_name_from_id): Rename to...
27328 (get_arch_from_id): ...This, change return type.
27329 (host_detect_local_cpu): Update and reformat for renames, handle
27330 extensions through common infrastructure.
27332 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27335 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
27336 track of a canonical flag name.
27337 (all_extensions): Likewise.
27338 (arch_to_arch_name): Also track extension flags enabled by the arch.
27339 (all_architectures): Likewise.
27340 (aarch64_parse_extension): Move to here.
27341 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
27343 (aarch64_rewrite_selected_cpu): Update for above change.
27344 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
27345 are handled, such that the single explicit value enabled by an
27346 extension is kept seperate from the implicit values it also enables.
27347 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
27349 (aarch64_parse_extension): New.
27350 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
27351 here to config/aarch64/aarch64-protos.h.
27352 (aarch64_parse_extension): Move from here to
27353 common/config/aarch64/aarch64-common.c.
27354 (aarch64_option_print): Update.
27355 (aarch64_declare_function_name): Likewise.
27356 (aarch64_start_file): Likewise.
27357 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
27358 the canonical flag for extensions.
27359 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
27362 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27364 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
27367 2016-04-09 Tom de Vries <tom@codesourcery.com>
27369 PR tree-optimization/68953
27370 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
27371 first to last subscript.
27373 2016-04-09 Jakub Jelinek <jakub@redhat.com>
27375 PR tree-optimization/70586
27376 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
27379 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
27383 PR tree-optimization/70373
27384 PR middle-end/70533
27385 PR middle-end/70534
27386 PR middle-end/70535
27387 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
27388 clauses for acc parallel reductions as necessary. Error on those
27390 * omp-low.c (scan_sharing_clauses): Don't install variables which
27391 are used in acc parallel reductions.
27392 (lower_rec_input_clauses): Remove dead code.
27393 (lower_oacc_reductions): Add support for reference reductions.
27394 (lower_reduction_clauses): Remove dead code.
27395 (lower_omp_target): Don't remap variables appearing in acc parallel
27397 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
27399 2016-04-08 Jakub Jelinek <jakub@redhat.com>
27401 PR middle-end/70593
27402 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
27403 with multiple SSA_NAME defs, force the outputs other than first
27404 to be live before calling live_track_process_def on each output.
27406 PR rtl-optimization/70574
27407 * fwprop.c (forward_propagate_and_simplify): Don't add
27408 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
27409 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
27410 paradoxical subregs within *loc.
27412 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
27414 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
27415 -ftree-parallelize-loops={0,1}.
27416 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
27417 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
27418 * config/ia64/hpux.h (LIB_SPEC): Likewise.
27419 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
27420 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
27422 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
27425 * asan.c (instrument_derefs): If we get unknown location, extract it
27426 with EXPR_LOCATION.
27427 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
27429 2016-04-08 Tom de Vries <tom@codesourcery.com>
27431 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
27432 implicit firstprivate clause.
27434 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27437 * config/arm/thumb2.md (tst + branch-> lsls + branch
27438 peephole below *orsi_not_shiftsi_si): Require that condition
27439 register is dead after the peephole.
27440 (second peephole after the above): Likewise.
27442 2016-04-08 Alan Modra <amodra@gmail.com>
27445 * builtins.c (fold_builtin_classify): For IBM extended precision,
27446 look at just the high-order double to test for NaN.
27447 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
27448 test just the high double for Inf but both doubles for subnormal
27451 2016-04-07 Jakub Jelinek <jakub@redhat.com>
27453 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
27454 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
27455 node->simdclone->mask_mode != VOIDmode masks.
27456 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
27457 earlier, use it instead of node->simdclone.
27458 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27459 Set clonei->mask_mode.
27461 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
27464 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
27465 Pass it through to cp_parser_already_scoped_statement.
27466 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
27467 it through to cp_parser_statement.
27468 (cp_parser_statement): Pass IF_P through to
27469 cp_parser_iteration_statement.
27470 (cp_parser_pragma): Adjust call to
27471 cp_parser_iteration_statement.
27473 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
27476 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
27477 resolve a future -Wparentheses warning.
27478 * omp-low.c (scan_sharing_clauses): Likewise.
27479 * tree-parloops.c (eliminate_local_variables): Likewise.
27481 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
27483 PR rtl-optimization/70398
27484 * lra-constraints.c (process_address_1): Check zero scale and code
27485 for reloading with zero scale.
27487 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
27489 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
27490 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
27492 2016-04-06 Jakub Jelinek <jakub@redhat.com>
27494 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27495 Add support for AVX512F clones, include them by default for
27496 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
27497 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
27500 PR middle-end/70550
27501 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
27502 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
27503 firstprivate clauses.
27504 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
27505 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
27506 (lower_omp_target): Set TREE_NO_WARNING for
27507 non-addressable possibly uninitialized vars which are copied into
27508 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
27510 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
27512 * config/pa/predicates.md (integer_store_memory_operand): Accept
27513 REG+D operands with a large offset when reload_in_progress is true.
27514 (floating_point_store_memory_operand): Likewise.
27516 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27519 * match.pd (nested int casts): Limit to GIMPLE.
27521 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
27524 * ipa-devirt.c (maybe_record_node): Fix comment; use
27525 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
27527 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27529 PR rtl-optimization/70542
27530 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
27531 if there are any uses other than insn or debug insns.
27533 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
27534 Jakub Jelinek <jakub@redhat.com>
27536 PR tree-optimization/70509
27537 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
27538 Shift HOST_WIDE_INT_1U instead of 1.
27540 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
27542 PR tree-optimization/70509
27543 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
27544 of the vector base type for index.
27546 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
27549 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
27551 2016-04-05 Richard Biener <rguenther@suse.de>
27553 PR tree-optimization/70526
27554 * tree-sra.c (build_ref_for_offset): Use prev_base to
27555 extract the alias pointer type.
27557 2016-04-05 Richard Biener <rguenther@suse.de>
27559 * dse.c (struct store_info): Remove alias_set member.
27560 (struct read_info_type): Likewise.
27561 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
27562 spill_deleted, clear_alias_set_lookup): Remove.
27563 (get_group_info): Remove dead base == NULL_RTX case.
27564 (dse_step0): Remove initialization of removed variables.
27565 (delete_dead_store_insn): Reomve alias set dumping.
27566 (free_read_records): Remove alias_set handling.
27567 (canon_address): Remove alias_set_out parameter.
27568 (record_store): Remove spill_alias_set, it's always zero.
27569 (check_mem_read_rtx): Likewise.
27570 (dse_step2): Rename from ...
27571 (dse_step2_nospill): ... this. Adjust.
27572 (scan_stores): Rename from ...
27573 (scan_stores_nospill): ... this.
27574 (scan_reads): Rename from ...
27575 (scan_reads_nospill): ... this.
27576 (scan_stores_spill, scan_reads_spill): Remove.
27577 (dse_step3_scan): Remove for_spills argument which is always false.
27578 (dse_step3): Likewise.
27579 (dse_step5): Rename from ...
27580 (dse_step5_nospill): ... this. Remove alias_set handling.
27581 (rest_of_handle_dse): Adjust.
27583 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27586 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
27587 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
27588 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
27589 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
27591 2016-04-05 Richard Biener <rguenther@suse.de>
27593 PR middle-end/70499
27594 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
27595 non-register type temporaries into SSA.
27597 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
27600 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
27601 calls when sanitizing.
27602 (possible_polymorphic_call_target_p): Fix formatting.
27604 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27605 Jakub Jelinek <jakub@redhat.com>
27607 PR middle-end/70457
27608 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
27609 to ensure a call statement is compatible with a built-in's
27611 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
27614 2016-04-04 Richard Biener <rguenther@suse.de>
27616 PR rtl-optimization/70484
27617 * rtl.h (canon_output_dependence): Declare.
27618 * alias.c (canon_output_dependence): New function.
27619 * dse.c (record_store): Use canon_output_dependence rather
27620 than canon_true_dependence.
27622 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27625 * cgraph.h (symtab_node::copy_visibility_from): New function.
27626 * symtab.c (symtab_node::copy_visibility_from): New function.
27627 * ipa-visibility.c (optimize_weakref): New function.
27628 (function_and_variable_visibility): Use it.
27630 2016-04-04 Martin Liska <mliska@suse.cz>
27633 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
27634 value that is really in range handled by SBR instruction.
27635 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
27636 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
27637 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
27639 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
27643 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
27644 set, but not for SP_REG operands.
27646 2016-04-02 Martin Sebor <msebor@redhat.com>
27649 * fold-const.c (maybe_nonzero_address): New function.
27650 (fold_comparison): Call it. Fold equality and relational
27651 expressions involving null pointers.
27652 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
27654 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
27656 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
27657 the "Y" constraint (scalar FP 0.0 immediate).
27659 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
27660 Add the "const_double" to the list of operand constraints.
27662 2016-04-01 Jakub Jelinek <jakub@redhat.com>
27664 PR rtl-optimization/70467
27665 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
27666 If low word of the last operand is 0, just emit addition/subtraction
27669 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27672 * config/s390/s390.c (s390_expand_insv): Check for everything
27673 constant instead of just VOIDmode stuff.
27675 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27678 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
27680 2016-04-01 Nathan Sidwell <nathan@acm.org>
27682 * tree.def (TRY_CATCH_EXPR): Correct documentation.
27684 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
27686 PR rtl-optimization/70461
27687 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
27690 2016-03-31 Martin Liska <mliska@suse.cz>
27693 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
27694 a tree value or an immediate integer value to a buffer
27695 that is eventually copied to a BRIG section.
27696 (emit_immediate_operand): Call the function here.
27697 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
27698 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
27699 of class' fields that are removed.
27700 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
27701 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
27702 m_brig_repr_size fields.
27704 2016-03-31 Martin Liska <mliska@suse.cz>
27707 * hsa-gen.c (hsa_function_representation::update_dominance): New
27709 (convert_addr_to_flat_segment): Likewise.
27710 (gen_hsa_memory_set): New alignment argument.
27711 (gen_hsa_ctor_assignment): Likewise.
27712 (gen_hsa_insns_for_single_assignment): Provide alignment
27713 to gen_hsa_ctor_assignment.
27714 (gen_hsa_insns_for_direct_call): Add new argument.
27715 (expand_lhs_of_string_op): New function.
27716 (expand_string_operation_builtin): Likewise.
27717 (expand_memory_copy): New function.
27718 (expand_memory_set): New function.
27719 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
27720 (convert_switch_statements): Change signature.
27721 (generate_hsa): Use a return value of the function.
27722 (pass_gen_hsail::execute): Do not call
27723 convert_switch_statements here.
27724 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
27725 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
27726 (hsa_function_representation::update_dominance): New function.
27728 2016-03-31 Martin Liska <mliska@suse.cz>
27731 * hsa-brig.c (emit_directive_variable): Emit alignment
27732 according to hsa_symbol::m_align.
27733 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
27734 (dump_hsa_symbol): Dump alignment of HSA symbols.
27735 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
27736 (gen_hsa_addr_with_align): New function.
27737 (hsa_bitmemref_alignment): Use newly added function.
27738 (gen_hsa_insns_for_load): Likewise.
27739 (gen_hsa_insns_for_store): Likewise.
27740 (gen_hsa_memory_copy): New argument added.
27741 (gen_hsa_insns_for_single_assignment): Respect
27742 alignment for assignments processed via gen_hsa_memory_copy.
27743 (gen_hsa_insns_for_direct_call): Likewise.
27744 (gen_hsa_insns_for_return): Likewise.
27745 (gen_function_def_parameters): Set default alignment.
27746 * hsa.c (hsa_object_alignment): New function.
27747 (hsa_byte_alignment): Pasted function.
27748 * hsa.h (hsa_symbol::m_align): New field.
27750 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27752 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
27753 scratch field for goto case.
27755 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
27757 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
27759 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
27762 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
27763 (scalar_chain::convert_insn): Call convert_op for reg
27764 moves to handle undefined registers.
27766 2016-03-31 Nathan Sidwell <nathan@acm.org>
27769 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
27770 Assert we don't want to move backwards.
27772 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
27775 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
27777 2016-03-31 Jakub Jelinek <jakub@redhat.com>
27779 PR rtl-optimization/70460
27780 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
27781 with operand from REG_LABEL_OPERAND, instead substitute
27782 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
27783 Don't do anything for REG_NON_LOCAL_GOTO jumps.
27785 2016-03-31 Martin Liska <mliska@suse.cz>
27787 * passes.c (execute_one_pass): Do not call
27788 todo_after for a discarded function.
27790 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27792 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
27793 (no_cost, infinite_cost): Initialize the new field.
27794 (get_computation_cost_at): Record setup cost.
27795 (determine_use_iv_cost_address): Skip cost computation for sub
27796 uses if we can estimate it without losing accuracy.
27798 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27800 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27802 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27803 max_loop_iterations_int.
27804 (tree_unswitch_outer_loop): Likewise.
27805 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27806 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27808 2016-03-30 Richard Biener <rguenther@suse.de>
27810 PR middle-end/70450
27811 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
27813 2016-03-30 Jakub Jelinek <jakub@redhat.com>
27816 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
27817 in gen_blendm expander.
27819 2016-03-30 Nick Clifton <nickc@redhat.com>
27822 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
27823 case where we are already provided with an SImode SUBREG.
27825 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
27828 * config/i386/i386.c (ix86_expand_epilogue): Properly check
27829 conflict between DRAP register and __builtin_eh_return.
27831 2016-03-30 Michael Matz <matz@suse.de>
27832 Richard Biener <rguenther@suse.de>
27835 * ipa-polymorphic-call.c (struct type_change_info): Change
27836 speculative to an unsigned allowing to limit the work we do.
27837 (csftc_abort_walking_p): New inline function..
27838 (check_stmt_for_type_change): Limit the number of may-defs
27839 skipped for speculative devirtualization to
27840 max-speculative-devirt-maydefs.
27841 * params.def (max-speculative-devirt-maydefs): New param.
27842 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
27844 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
27847 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
27850 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
27852 PR tree-optimization/59124
27853 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
27854 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
27856 2016-03-29 Jeff Law <law@redhat.com>
27858 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
27860 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27862 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
27865 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
27867 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
27868 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
27869 gcrt0.o if linking dynamically.
27871 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27874 * ipa-devirt.c (methods_equal_p): New function.
27875 (compare_virtual_tables): Use it.
27876 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
27877 * cgraphclones.c (clone_function_name_1): Use
27878 symbol_table::symbol_suffix_separator.
27879 * coverage.c (build_var): Likewise.
27880 * symtab.c (symbol_table::symbol_suffix_separator): New.
27882 2016-03-29 Jakub Jelinek <jakub@redhat.com>
27884 PR rtl-optimization/70429
27885 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
27886 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
27887 mode != result_mode.
27890 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
27892 PR tree-optimization/70405
27893 * ssa-iterators.h (num_imm_uses): Add missing braces.
27895 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
27897 PR rtl-optimization/68695
27898 * ira-color.c (allocno_copy_cost_saving): New.
27899 (improve_allocation): Use it.
27901 2016-03-29 Richard Henderson <rth@redhat.com>
27903 PR middle-end/70355
27904 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
27906 2016-03-29 Richard Biener <rguenther@suse.de>
27908 PR middle-end/70424
27909 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
27910 use alignment returned by get_pointer_alignment_1 if it is
27911 bigger than BITS_PER_UNIT.
27912 * builtins.c (get_pointer_alignment_1): Do not return true
27913 for alignment extracted from SSA info.
27915 2016-03-28 James Bowman <james.bowman@ftdichip.com>
27917 * config/ft32/ft32.opt (mnodiv): New.
27918 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
27919 * doc/invoke.texi (FT32 Options -mnodiv): New.
27921 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
27924 * config/i386/i386.md (define_split, andn): Fix modes.
27926 2016-03-26 Richard Biener <rguenther@suse.de>
27927 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27930 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
27932 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
27933 as 2nd argument to cl_optimization_restore().
27935 2016-03-25 Richard Henderson <rth@redhat.com>
27938 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
27939 * config/aarch64/aarch64-protos.h: Declare it.
27940 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
27942 2016-03-25 Alan Modra <amodra@gmail.com>
27945 * config/rs6000/constraints.md (j): Simplify.
27946 * config/rs6000/predicates.md (easy_fp_constant): Exclude
27948 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
27949 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
27950 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
27951 in all constraint alternatives.
27952 (movtd_64bit_nodm): Delete "j" constraint alternative.
27954 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
27956 * tree-ssa-propagate.c: Enhance docs for
27957 SSA_PROP_NOT_INTERESTING.
27959 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
27961 * doc/extend.texi: Fix typo in documentation to pure attribute.
27963 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
27966 * config/pa/pa.md (bswapdi2): Use a scratch register.
27968 2016-03-24 Richard Henderson <rth@redhat.com>
27970 PR middle-end/69845
27971 * fold-const.c (extract_muldiv_1): Correct test for multiplication
27974 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
27976 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
27977 using ix86_expand_binary_operator instead of gen_andsi3.
27979 2016-03-24 Richard Biener <rguenther@suse.de>
27981 PR tree-optimization/70396
27982 * tree-vect-stmts.c (vectorizable_comparison): Use
27983 get_vectype_for_scalar_type.
27985 2016-03-24 Richard Biener <rguenther@suse.de>
27987 PR middle-end/70370
27988 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
27989 with register bases.
27991 2016-03-24 Richard Biener <rguenther@suse.de>
27993 PR tree-optimization/70372
27994 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
27995 build_all_ones_cst to also handle vector types correctly.
27997 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
28000 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
28003 2016-03-23 Marek Polacek <polacek@redhat.com>
28006 * doc/invoke.texi: Document -Wignored-attributes.
28008 2016-03-23 Bin Cheng <bin.cheng@arm.com>
28010 PR tree-optimization/69042
28011 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
28012 parameter from 30 to 40.
28014 2016-03-23 Bin Cheng <bin.cheng@arm.com>
28016 PR tree-optimization/69042
28017 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
28018 for use with constant offset stripped in base.
28020 2016-03-23 Richard Biener <rguenther@suse.de>
28022 PR middle-end/70251
28023 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
28024 mode compatibility check.
28025 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28027 2016-03-23 Jeff Law <law@redhat.com>
28029 PR tree-optimization/64058
28030 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
28032 (struct ssa_conflicts): Move up earlier in the file.
28033 (conflicts_, var_map_): New static variables.
28034 (initialize_conflict_count): New function to initialize the
28035 CONFLICT_COUNT field for each conflict pair.
28036 (compare_pairs): Lazily initialize the conflict count and use it
28037 as the first tie-breaker.
28038 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
28039 and wipe conflicts_ and map_ around the call to qsort. Remove
28040 special case for 2 coalesce pairs.
28041 * bitmap.c (bitmap_count_unique_bits): New function.
28042 (bitmap_count_bits_in_word): New function, extracted from
28044 (bitmap_count_bits): Use bitmap_count_bits_in_word.
28045 * bitmap.h (bitmap_count_unique_bits): Declare it.
28047 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
28050 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
28051 transparent alias chain for decl assembler name.
28052 * config/sol2.c (solaris_assemble_visibility): Likewise.
28054 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28056 * config/arm/arm1020e.md (1020call_op): Reduce reservation
28058 (v10_fdivs): Likewise.
28059 (v10_fdivd): Likewise.
28061 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28064 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
28065 to not call fclose twice on file.
28067 2016-03-23 Jakub Jelinek <jakub@redhat.com>
28069 PR tree-optimization/70354
28070 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
28071 oprnd0 is wider than oprnd1 and there is a cast from the wider
28072 type to oprnd1, mask it with the mask of the narrower type.
28075 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
28076 Optimize TARGET_STV splitters, if high or low word of last argument
28079 2016-03-22 Jeff Law <law@redhat.com>
28082 tree-ssa-threadbackward.c
28083 (fsm_find_control_statement_thread_paths): Correctly distinguish
28084 between old style jump threads vs FSM jump threads.
28086 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
28089 * config/i386/i386.c (scalar_chain::convert_op): Support
28090 uninitialized register usage case.
28092 2016-03-22 Richard Biener <rguenther@suse.de>
28094 PR middle-end/70251
28095 * genmatch.c (gen_transform): Adjust last parameter to a three-state
28097 (capture::gen_transform): ... to change behavior when substituting
28098 a condition into cond or not-cond expr context.
28099 (dt_simplify::gen_1): Adjust.
28100 * gimple-match-head.c: Include gimplify.h for unshare_expr.
28101 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
28102 last change and instead change to
28103 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
28104 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28106 2016-03-22 Anthony Green <green@moxielogic.com>
28108 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
28109 issue for moxiebox targets.
28110 (CC1PLUS_SPEC): Ditto.
28112 2016-03-22 Richard Biener <rguenther@suse.de>
28114 PR middle-end/70333
28115 * fold-const.c (extract_muldiv_1): Properly perform multiplication
28118 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
28120 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
28122 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
28125 * config/i386/i386.c (def_builtin): Handle
28126 OPTION_MASK_ISA_AVX512VL to be and-ed with other
28128 (const struct builtin_description bdesc_special_args[]):
28129 Remove duplicate ISA bits.
28131 2016-03-22 Jakub Jelinek <jakub@redhat.com>
28134 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
28135 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
28136 in a way that works also for AVX512BW.
28139 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
28140 instead of source if operands[1] is xmm16 and above and
28141 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
28142 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
28145 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
28146 on assign if (*from_p) is a comparison, set it to
28147 TREE_NO_WARNING (*from_p).
28149 2016-03-21 Jakub Jelinek <jakub@redhat.com>
28151 PR middle-end/70326
28152 * lra.c (restore_scratches): Ignore deleted insns.
28154 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
28155 Jakub Jelinek <jakub@redhat.com>
28157 PR tree-optimization/70317
28158 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
28161 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
28164 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
28165 of ix86_expand_move.
28167 (movti): Use general_operand for operand 1 predicate.
28169 2016-03-21 Martin Liska <mliska@suse.cz>
28171 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
28173 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
28175 2016-03-21 Martin Liska <mliska@suse.cz>
28178 * ipa-icf.c (sem_function::parse): Skip static
28179 constructors and destructors.
28181 2016-03-21 Jakub Jelinek <jakub@redhat.com>
28184 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
28185 function-like macro, peek following token(s) if it is followed
28186 by CPP_OPEN_PAREN token with optional padding in between, and
28187 if not, don't treat it like a macro.
28189 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
28190 Alexander Monakov <amonakov@ispras.ru>
28192 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
28193 for the stabs debug format.
28195 2016-03-21 Richard Biener <rguenther@suse.de>
28197 PR tree-optimization/70310
28198 * tree-vect-generic.c (expand_vector_condition): Fold the built
28201 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
28204 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
28205 Block third alternative for AVX-512VL target,
28207 2016-03-21 Martin Liska <mliska@suse.cz>
28210 * hsa-brig.c (emit_function_directives): Mark unemitted
28211 global variables for emission.
28212 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
28213 (get_symbol_for_decl): Likewise.
28214 * hsa.h (struct hsa_symbol): New flag.
28216 2016-03-21 Richard Biener <rguenther@suse.de>
28218 PR tree-optimization/70288
28219 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
28220 we do not estimate unsimplified all-constant conditionals or
28221 switches as optimized away.
28223 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
28225 PR rtl-optimization/69102
28226 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
28227 when we have a readonly dependency context.
28229 2016-03-18 Jeff Law <law@redhat.com>
28231 PR rtl-optimization/70263
28232 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
28233 (update_equiv_regs): When trying to move a store to after the insn
28234 that sets the source of the store, make sure the store occurs after
28235 the insn that sets the source of the store. When successful note
28236 the REG_EQUIV note created in the dump file.
28238 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
28239 Bernd Schmidt <bschmidt@redhat.com>
28241 * doc/extend.texi: Document more potential problems with basic asms.
28243 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
28245 PR rtl-optimization/70278
28246 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
28249 2016-03-18 Jason Merrill <jason@redhat.com>
28251 * calls.c (load_register_parameters): Fix zero size sibcall logic.
28253 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
28255 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
28256 values to 128b regs.
28258 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
28260 PR tree-optimization/70252
28261 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
28262 boolean vector has a proper number of elements.
28263 (supportable_narrowing_operation): Likewise.
28265 2016-03-18 Tom de Vries <tom@codesourcery.com>
28268 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
28270 2016-03-18 Jakub Jelinek <jakub@redhat.com>
28272 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
28273 instead of replace_rtx for DEBUG_INSNs.
28275 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28277 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
28278 load type reservations.
28280 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
28283 * config/pa/constraints.md: Revert 2015-02-13 change. Use
28284 define_constraint for "Q" and "T" constraints.
28286 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
28288 Tweak the pipeline model for Exynos M1
28290 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
28293 2016-03-17 David Malcolm <dmalcolm@redhat.com>
28296 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
28297 where one or both locations aren't within a line_map.
28299 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
28302 * opts.c (finish_options): Don't set flag_pie to the default if
28303 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
28306 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
28308 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
28309 true as ALL_REGS argument to replace_rtx.
28311 2016-03-17 Richard Biener <rguenther@suse.de>
28314 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
28317 2016-03-17 Jakub Jelinek <jakub@redhat.com>
28320 * rtl.h (replace_rtx): Add ALL_REGS argument.
28321 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
28322 equality and assert mode is the same, instead of just rtx pointer
28324 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
28325 true as ALL_REGS argument to replace_rtx.
28327 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
28329 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
28330 for boolean vector with vector mode only.
28331 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28333 2016-03-17 Nick Clifton <nickc@redhat.com>
28336 * config/rx/rx.c (rx_print_integer): Print negative constants in
28339 2016-03-17 Jakub Jelinek <jakub@redhat.com>
28342 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
28344 2016-03-16 Richard Henderson <rth@redhat.com>
28345 Richard Biener <rguenth@suse.de>
28347 PR middle-end/70240
28348 PR middle-end/68215
28350 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
28351 first operand as is_gimple_condexpr.
28353 PR middle-end/70240
28354 PR middle-end/68215
28356 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
28357 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
28358 Do not gimplify the result.
28359 (do_unop): Adjust call to tree_vec_extract.
28360 (do_binop): Likewise.
28361 (do_compare): Likewise.
28362 (do_plus_minus): Likewise.
28363 (do_negate): Likewise.
28364 (expand_vector_condition): Likewise.
28365 (do_cond): Likewise.
28367 2016-03-16 Richard Henderson <rth@redhat.com>
28370 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
28371 (aarch64_classify_address): Use it.
28372 (aarch64_legitimize_address): Force all subexpressions of PLUS
28373 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
28375 2016-03-16 Jakub Jelinek <jakub@redhat.com>
28376 Richard Biener <rguenth@suse.de>
28379 * rtlanal.c (replace_rtx): For REG, if from is a REG,
28380 return to even if only REGNO is equal, and assert
28383 2016-03-11 Jeff Law <law@redhat.com>
28385 PR rtl-optimization/70224
28386 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
28388 2016-03-16 Richard Henderson <rth@redhat.com>
28390 PR middle-end/70199
28391 * function.h (struct function): Add has_forced_label_in_static.
28392 * gimplify.c (force_labels_r): Set it.
28393 * lto-streamer-in.c (input_struct_function_base): Read it.
28394 * lto-streamer-out.c (output_struct_function_base): Write it.
28395 * tree-inline.c (has_label_address_in_static_1): Remove.
28396 (copy_forbidden): Remove fndecl parameter; test
28397 has_forced_label_in_static.
28398 (inline_forbidden_p): Update call to copy_forbidden.
28399 (tree_versionable_function_p): Likewise.
28400 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
28401 (chkp_versioning): Likewise.
28402 * tree-inline.h (copy_forbidden): Update decl.
28404 2016-03-16 Marek Polacek <polacek@redhat.com>
28407 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
28408 function being thunked if the result type doesn't have fixed size.
28409 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
28410 doesn't have fixed size.
28412 2016-03-16 Bin Cheng <bin.cheng@arm.com>
28414 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
28415 reporting malformed loop nest.
28417 2016-03-16 Tom de Vries <tom@codesourcery.com>
28420 * ipa-devirt.c (possible_polymorphic_call_targets): Move
28421 nodes.length () == 1 test to before first nodes[0] access.
28423 2016-03-16 Tom de Vries <tom@codesourcery.com>
28425 PR tree-optimization/68715
28426 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
28427 single_pred_p test.
28429 2016-03-16 Tom de Vries <tom@codesourcery.com>
28431 PR tree-optimization/68809
28432 * graphite-scop-detection.c (same_close_phi_node): Test if result types
28435 2016-03-16 Carlos O'Donell <carlos@redhat.com>
28436 Sandra Loosemore <sandra@codesourcery.com>
28438 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
28439 on leaf attribute. Mention ELF interposition problems.
28441 2016-03-16 Alan Modra <amodra@gmail.com>
28443 PR rtl-optimization/69195
28444 PR rtl-optimization/47992
28445 * ira.c (indirect_jump_optimize): Ignore artificial defs.
28448 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
28451 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
28453 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
28455 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
28457 2016-03-15 Jakub Jelinek <jakub@redhat.com>
28459 PR rtl-optimization/70222
28460 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
28461 optimization if mode is different from result_mode, queue up masking
28462 of the result in outer_op. Formatting fix.
28464 PR middle-end/70239
28465 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
28468 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28470 PR rtl-optimization/69032
28471 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
28472 looping backwards over basic block insns.
28474 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28477 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
28478 to non-speculative when propagating trap bits.
28480 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28482 PR rtl-optimization/63384
28483 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
28484 DEBUG_INSN_P insns.
28486 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28489 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
28490 factored out from ...
28491 (sched_analyze_insn): ... here.
28492 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
28493 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
28494 get_implicit_reg_pending_clobbers in it.
28495 (setup_id_reg_sets): Use setup_id_implicit_regs.
28496 (deps_init_id): Ditto.
28498 2016-03-15 Tom de Vries <tom@codesourcery.com>
28501 * cgraph.c (cgraph_node::get_body): Save, reset and restore
28503 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
28504 execute_function_dump.
28505 (execute_one_pass): Don't dump function if it will be dumped after ipa
28508 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
28510 * genrecog.c (match_pattern_2): If pred is NULL don't call
28511 safe_predicate_mode on it.
28513 2016-03-14 Jakub Jelinek <jakub@redhat.com>
28515 PR middle-end/70219
28516 * lra-constraints.c (delete_move_and_clobber): Change assertion
28517 to also allow dregno == 0.
28519 2016-03-14 Richard Henderson <rth@redhat.com>
28522 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
28523 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
28524 (reassociate_bb): Use optimize_vec_cond_expr; avoid
28525 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
28528 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
28531 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
28533 (lra_create_live_ranges_1): initialize hard register biggest_mode to
28535 * lra-constraints.c (split_reg): For hard regs, try to find the
28536 biggest single-register mode used in the function.
28538 2016-03-14 Richard Biener <rguenther@suse.de>
28540 PR tree-optimization/56365
28541 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
28542 constants to compare against.
28544 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
28547 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
28548 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
28549 (define_split for the GPR case): Use int_reg_operand instead of
28550 gpc_reg_operand for the output.
28552 2016-03-14 Tom de Vries <tom@codesourcery.com>
28554 PR tree-optimization/70045
28555 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
28556 create_empty_if_region_on_edge argument.
28558 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
28560 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
28561 (STACK_CHECK_PROTECT): Likewise.
28562 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28563 (STACK_CHECK_PROTECT): Likewise.
28564 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28565 (STACK_CHECK_PROTECT): Likewise.
28566 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
28567 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
28568 (STACK_CHECK_PROTECT): Likewise.
28570 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
28572 PR rtl-optimization/69307
28573 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
28574 registers in modes that span more than one register.
28576 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
28579 * lra-constraints.c (delete_move_and_clobber): New.
28580 (remove_inheritance_pseudos): Use it.
28582 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
28585 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
28586 the libcall is LCT_THROW.
28587 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
28588 for the checking routine.
28590 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28593 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
28594 optimization if we have direct move.
28595 (roundu32<mode>2_fprs): Likewise.
28597 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
28600 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
28602 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
28603 Arguments swapped. All callers changed. Take reg_renumber into
28604 account, and Calculate and compare register ranges for hard regs.
28606 2016-03-11 Jeff Law <law@redhat.com>
28608 PR tree-optimization/70190
28609 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28610 Handle cases where we can not extract the taken edge, even though we
28611 found a constant value.
28613 PR tree-optimization/64058
28614 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
28615 (num_coalesce_pairs): Move up earlier in file.
28616 (find_coalesce_pair): Initialize the INDEX field for each pair
28618 (compare_pairs): No longer sort on the elements in each pair.
28619 Instead break ties with the index of the coalesce pair.
28621 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28624 * config/aarch64/aarch64-protos.h
28625 (aarch64_save_restore_target_globals): New prototype.
28626 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
28627 Call the above when popping pragma.
28628 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
28630 (aarch64_set_current_function): Rewrite using the above.
28632 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28634 PR tree-optimization/70177
28635 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
28636 (extract_ops_from_tree): ... this. In the 2 argument
28637 overload remove _1 suffix.
28638 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
28639 (extract_ops_from_tree): ... this.
28640 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
28642 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
28643 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
28644 extract_ops_from_tree instead of 2 operand one.
28646 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
28648 PR tree-optimization/70013
28649 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
28650 for constant-pool entries.
28652 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28654 PR rtl-optimization/70174
28655 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
28656 followed by gen_lowpart on force_reg instead of just gen_lowpart.
28658 PR tree-optimization/70169
28659 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
28660 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
28663 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
28664 Jakub Jelinek <jakub@redhat.com>
28667 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
28668 of uninitialized values.
28670 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28672 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
28674 ("*trunctddd2"): New pattern definition.
28675 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
28678 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28680 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
28681 definitions for BFP and DFP rounding modes.
28682 ("fixuns_truncdddi2", "fixuns_trunctddi2")
28683 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
28684 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
28685 ("fix_trunctf<mode>2"): Use the new constants instead of magic
28688 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28690 * config/s390/constraints.md: Adjust comment.
28691 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
28692 s390_decompose_addrstyle_without_index.
28693 * config/s390/predicates.md (shift_count_or_setmem_operand):
28694 Rename to setmem_operand.
28695 * config/s390/s390-protos.h
28696 (s390_decompose_shift_count): Rename to
28697 s390_decompose_addrstyle_without_index.
28698 * config/s390/s390.c (s390_decompose_shift_count)
28699 (s390_mem_constraint, print_shift_count_operand)
28700 (print_operand_address, print_operand): Rename
28701 s390_decompose_shift_count to
28702 s390_decompose_addrstyle_without_index and rename
28703 print_shift_count_operand to print_addrstyle_operand troughout the
28705 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
28706 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
28707 Rename shift_count_or_setmem_operand to setmem_operand.
28708 * config/s390/vx-builtins.md ("vec_insert<mode>")
28709 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
28712 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28715 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
28716 Handle overlapping retval and newval.
28718 2016-03-10 Nick Clifton <nickc@redhat.com>
28721 * config/aarch64/aarch64.c
28722 (aarch64_override_options_after_change_1): When forcing
28723 flag_omit_frame_pointer to be true, use a special value that can
28724 be detected if this function is called again, thus preventing
28725 flag_omit_leaf_frame_pointer from being forced to be false.
28727 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28729 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
28730 Set x_flag_omit_leaf_frame_pointer when handling
28731 -momit-leaf-frame-pointer.
28733 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28736 * cgraph.c (cgraph_node::dump): Dump split_part and
28737 indirect_call_target.
28738 * cgraph.h (cgraph_node): Add indirect_call_target flag.
28739 * ipa.c (has_addr_references_p): Cleanup.
28740 (is_indirect_call_target_p): New.
28741 (walk_polymorphic_call_targets): Do not mark virtuals that may be
28742 called indirectly as local.
28743 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
28745 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28748 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28749 on cxa_pure_virtual.
28751 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28754 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
28756 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28759 * tree.c (need_assembler_name_p): Only record main variant type names.
28761 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28764 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
28765 Always define to 0 or 1.
28766 (TARGET_FIX_ERR_A53_843419): New macro.
28767 * config/aarch64/aarch64-elf-raw.h
28768 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
28769 * config/aarch64/aarch64-linux.h: Likewise.
28770 * config/aarch64/aarch64.c
28771 (aarch64_override_options_after_change_1): Do not default
28772 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
28774 (aarch64_attributes): Handle fix-cortex-a53-843419.
28775 (aarch64_can_inline_p): Likewise.
28776 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
28778 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
28779 Jakub Jelinek <jakub@redhat.com>
28781 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
28782 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
28783 DECL_COMMONS if flag_unconstrained_commons is set.
28784 * tree-dfa.c (get_ref_base_and_extent): Likewise.
28785 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
28786 (funconstrained-commons): Document.
28788 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28790 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
28791 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
28793 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
28795 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
28796 has a proper number of elements.
28798 2016-03-10 Alan Modra <amodra@gmail.com>
28800 PR rtl-optimization/69195
28801 PR rtl-optimization/47992
28802 * ira.c (recorded_label_ref): Delete.
28803 (update_equiv_regs): Return void.
28804 (indirect_jump_optimize): New function.
28805 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
28806 before regstat_compute_ri. Don't rebuild_jump_labels here.
28807 Delete update_regstat.
28809 2016-03-10 Richard Biener <rguenther@suse.de>
28811 PR tree-optimization/70128
28812 * tree-ssa-structalias.c (set_uids_in_ptset): Set
28813 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
28815 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28817 PR tree-optimization/70152
28818 * tree-sra.c (replace_removed_params_ssa_names): Copy over
28819 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
28822 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
28823 instead of gen_sse2_loadlpd.
28824 * config/i386/sse.md (*vec_concatv2df): Rename to...
28825 (vec_concatv2df): ... this.
28827 PR tree-optimization/70127
28828 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
28830 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28834 * diagnostic-show-locus.c (compatible_locations_p): New function.
28835 (layout::layout): Sanitize ranges using compatible_locations_p.
28837 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28841 * diagnostic-show-locus.c (layout_range::layout_range): Replace
28842 location_range param with three const expanded_locations * and a
28844 (layout::layout): Replace call to
28845 rich_location::lazily_expand_location with get_expanded_location.
28846 Extract the range and perform location expansion here, passing
28847 the results to the layout_range ctor.
28848 * diagnostic.c (source_range::debug): Delete.
28849 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
28850 of rich_location::get_expanded_location.
28851 * gcc-rich-location.c (get_range_for_expr): Delete.
28852 (gcc_rich_location::add_expr): Reimplement to avoid the
28853 rich_location::add_range overload that took a location_range,
28854 passing a location_t instead.
28856 2016-03-09 Richard Biener <rguenther@suse.de>
28857 Jakub Jelinek <jakub@redhat.com>
28859 PR tree-optimization/70138
28860 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
28861 Also skip vect_double_reduction_def.
28863 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28866 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
28867 if the operand is "m".
28869 2016-03-09 Nathan Sidwell <nathan@acm.org>
28871 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
28873 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28875 * config/i386/i386.c (processor_target_table): Fix cost table
28876 intialization order for znver1.
28878 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28880 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
28881 - becuase -> because.
28882 * ipa-reference.c (ignore_module_statics): Likewise.
28883 * cgraph.c (cgraph_node::get_body): Likewise.
28884 * ipa-inline.c (early_inliner): Likewise.
28885 * ipa-devirt.c (types_same_for_odr): Likewise.
28886 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
28887 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
28889 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28891 * tree-ssa-math-opts.c: Fix typo in comment.
28893 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28896 * config/i386/i386.c (scalar_chain::make_vector_copies,
28897 scalar_chain::convert_reg): Call end_sequence in between
28898 get_insns and emit_conversion_insns rather than after both
28901 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
28904 * config/i386/i386.h (machine_function): Add
28905 pc_thunk_call_expanded flag.
28906 (ix86_pc_thunk_call_expanded): New define.
28907 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
28908 (*set_got): Rename insn pattern from set_got.
28909 (*set_got_labelled): Rename inst pattern from set_got_labelled.
28910 * config/i386/i386.c (ix86_compute_frame_layout): Use
28911 ix86_pc_thunk_call_expanded to prevent red-zone.
28913 2016-03-07 Martin Jambor <mjambor@suse.cz>
28915 * hsa.h (hsa_get_ctor_statements): Declare.
28916 (hsa_get_dtor_statements): Likewise.
28917 (hsa_get_kernel_dispatch_type): Likewise.
28918 * hsa.c (hsa_get_ctor_statements): New function.
28919 (hsa_get_dtor_statements): Likewise.
28920 (hsa_get_kernel_dispatch_type): Likewise.
28921 * hsa-brig.c (hsa_cdtor_statements): Removed.
28922 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
28923 hsa_get_dtor_statements.
28924 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
28925 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
28927 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
28929 * config/arm/arm-cores.def (cortex-r8): New.
28930 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
28931 * config/arm/arm-tune.md: Likewise.
28932 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
28934 2016-03-07 Martin Sebor <msebor@redhat.com>
28936 PR rtl-optimization/19705
28937 * doc/invoke.texi (Options That Control Optimization): Clarify
28938 -fno-branch-count-reg.
28940 2016-02-26 Richard Biener <rguenther@suse.de>
28941 Jeff Law <law@redhat.com>
28943 PR tree-optimization/69740
28944 * cfghooks.c (remove_edge): Request loop fixups if we delete
28945 an edge that might turn an irreducible loop into a natural
28947 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
28948 Move after definition of loops_state_clear.
28950 2016-03-07 Bin Cheng <bin.cheng@arm.com>
28952 PR rtl-optimization/69052
28953 * rtlanal.c (commutative_operand_precedence): Set higher precedence
28956 2016-03-07 Tom de Vries <tom@codesourcery.com>
28958 PR tree-optimization/70116
28959 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
28960 is_tm_ending stmts and ubsan/asan internal functions.
28961 (find_duplicate): Use it. Don't test is_tm_ending here.
28963 2016-03-07 Richard Biener <rguenther@suse.de>
28965 PR tree-optimization/70115
28966 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
28967 (propagate_constants_for_unrolling): Use replace_uses_by.
28969 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
28971 PR middle-end/69916
28972 * omp-low.c (struct oacc_loop): Add ifns.
28973 (new_oacc_loop_raw): Initialize it.
28974 (finish_oacc_loop): Clear mask & flags if no ifns.
28975 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
28976 (oacc_loop_xform_loop): Add ifns arg & adjust.
28977 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
28979 2016-03-07 Richard Henderson <rth@redhat.com>
28982 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
28983 (insert_value_copy_on_edge): Likewise.
28985 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28987 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
28989 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28992 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
28994 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
28996 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
28998 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
29000 Fix sseimul type attribute.
29001 * config/i386/znver1.md
29002 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
29003 znver1_sseimul_avx256_load) : Fix the type attribute.
29004 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
29005 pipe usage and latency.
29007 2016-03-05 Jakub Jelinek <jakub@redhat.com>
29010 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
29011 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
29014 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
29017 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
29019 PR rtl-optimization/69941
29020 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
29021 the reg share its mode.
29023 2016-03-04 Jeff Law <law@redhat.com>
29025 PR tree-optimization/69196
29026 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29027 If the both SSA_NAMEs are anonymous, then consider them unassociated
29028 and include the PHI in the statement count.
29030 2016-03-05 Tom de Vries <tom@codesourcery.com>
29032 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
29033 construct in oacc routine. Check for oacc region in oacc routine.
29035 2016-03-04 Jakub Jelinek <jakub@redhat.com>
29038 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
29039 2016-02-22 changes, instead don't recurse if RECUR is already true.
29040 Don't change *dynamic_check if RECUR. Adjust recursive caller
29041 to pass true to the new argument.
29042 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
29045 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
29046 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
29048 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
29050 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
29052 PR rtl-optimization/57676
29053 * lra-assigns.c (lra_assign): Guard test for maximum iterations
29054 with flag_checking.
29056 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
29058 * tree-vect-patterns.c (search_type_for_mask): Handle
29059 comparison of booleans.
29061 2016-03-04 Jakub Jelinek <jakub@redhat.com>
29063 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
29067 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
29068 all other ops that have dw_val_class_die_ref operands,
29069 and DW_OP_GNU_entry_value.
29071 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29073 PR rtl-optimization/69904
29074 * config/arm/arm.c (arm_cannot_copy_insn_p):
29075 Return true for load-exclusive instructions.
29077 2016-03-03 Jakub Jelinek <jakub@redhat.com>
29080 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
29081 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
29082 the pattern no matter if it is used just by non-pattern, pattern
29084 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
29085 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
29086 oprnd1 def_stmt is in pattern, don't look through it.
29088 2016-03-03 Marek Polacek <polacek@redhat.com>
29090 PR middle-end/70050
29091 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
29093 2016-03-03 Martin Liska <mliska@suse.cz>
29095 PR tree-optimization/70043
29096 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
29097 previous statement if we see a debug statement.
29099 2016-03-03 Richard Biener <rguenther@suse.de>
29101 PR tree-optimization/55936
29102 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
29103 parameter and guard unsafe equivalence use.
29104 (vrp_evaluate_conditional_warnv_with_ops): Always use
29105 safe equivalences but not via the quadratic compare_names
29108 2016-03-03 Michael Collison <michael.collison@linaro.org>
29111 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
29112 for operand 1 to s_register_operand. Change predicate for operand
29113 2 to arm_not_immediate_operand.
29115 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
29117 * doc/tm.texi: Regenerated.
29119 2016-03-02 Richard Henderson <rth@redhat.com>
29122 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
29123 simplification when all args are positive non-fixed registers.
29125 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29127 * target.def (lra_p): Specify that new ports should use LRA.
29129 2016-03-02 Jakub Jelinek <jakub@redhat.com>
29132 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
29133 gimplify_type_sizes the type they refer to.
29134 (omp_notice_variable): Handle reference vars to VLAs.
29135 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
29136 reference to VLA decls in the second pass instead of first pass.
29138 2016-03-02 Tom de Vries <tom@codesourcery.com>
29140 PR tree-optimization/68659
29141 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
29142 new_expr == NULL_TREE.
29143 (get_new_name): Handle ADDR_EXPR.
29145 2016-03-02 Bin Cheng <bin.cheng@arm.com>
29147 PR rtl-optimization/69052
29148 * loop-invariant.c (canonicalize_address): New function.
29149 (inv_can_prop_to_addr_use): Check validity of address expression
29150 which is canonicalized by above function.
29152 2016-03-02 Alan Modra <amodra@gmail.com>
29155 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
29158 2016-03-02 Jakub Jelinek <jakub@redhat.com>
29161 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
29162 (*movhi_internal): Put mask moves from and to memory separately
29163 from moves from/to GPRs.
29165 2016-03-02 Richard Biener <rguenther@suse.de>
29167 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
29168 GENERIC expressions in GIMPLE.
29170 2016-03-02 Richard Biener <rguenther@suse.de>
29172 * config/i386/i386.c (type_natural_mode): Fix typo.
29174 2016-03-02 Nick Clifton <nickc@redhat.com>
29176 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
29178 2016-03-02 Richard Biener <rguenther@suse.de>
29179 Uros Bizjak <ubizjak@gmail.com>
29182 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
29184 2016-03-02 Richard Biener <rguenther@suse.de>
29186 PR middle-end/67278
29187 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
29189 2016-03-02 Marek Polacek <polacek@redhat.com>
29192 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
29193 "is promoted to" warning.
29195 2016-03-01 DJ Delorie <dj@redhat.com>
29197 * config.gcc: Deprecate mep-*.
29199 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
29201 PR middle-end/70025
29202 * lra-constraints.c (regno_val_use_in): New.
29203 (match_reload): Use it instead of regno_use_in.
29205 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
29207 PR rtl-optimization/70007
29208 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
29209 references present in REG_EQUAL notes attached to non-SET patterns.
29211 2016-03-01 Jeff Law <law@redhat.com>
29213 PR tree-optimization/69196
29214 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29215 Appropriately clamp the number of statements to copy when the
29216 thread path does not traverse a loop backedge.
29218 PR tree-optimization/69196
29219 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29220 Do count some PHIs in the thread path against the insn count. Decrease
29221 final statement count by one as the control statement in the last
29222 block will get removed. Remove special cased code for handling PHIs
29225 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
29228 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
29229 asm dialect alternatives to explicit GOTPCREL calls.
29231 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
29234 * ira.c (do_reload): Issue warning for generic stack checking here...
29235 * reload1.c (reload): ...instead of here and streamline it.
29237 2016-03-01 Nick Clifton <nickc@redhat.com>
29239 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
29241 2016-03-01 Richard Biener <rguenther@suse.de>
29243 PR tree-optimization/69983
29244 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
29245 types and fall back to operand_equal_p.
29247 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29250 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29252 * config/s390/constraints.md ("jm8"): New constraint.
29253 * config/s390/predicates.md ("const_int_8bitset_operand"): New
29255 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
29257 ("*setmem_long<setmem_and>"): New pattern.
29258 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
29260 ("*setmem_long_31z<setmem_and>"): New pattern.
29261 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
29262 New substitution rules with the required attributes.
29265 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29268 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29270 * gensupport.c (process_substs_on_one_elem): Split loop to
29271 complete mark_operands_used_in_match_dup on all expressions in the
29273 (adjust_operands_numbers): Inline into process_substs_on_one_elem
29274 and remove function.
29276 2016-03-01 Richard Biener <rguenther@suse.de>
29278 PR middle-end/70022
29279 * fold-const.c (fold_indirect_ref_1): Fix range checking for
29280 vector BIT_FIELD_REF extract.
29282 2016-03-01 Richard Biener <rguenther@suse.de>
29284 PR tree-optimization/69994
29285 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
29287 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
29289 PR tree-optimization/69956
29290 * tree-vect-stmts.c (supportable_widening_operation): Support
29291 multi-step conversion of boolean vectors.
29292 (supportable_narrowing_operation): Likewise.
29294 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29296 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
29299 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29301 * config/s390/subst.md (DSI_VI): New mode iterator.
29302 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
29303 * config/s390/vector.md ("vec_set<mode>"): Move expander before
29304 the insn definition.
29305 ("*vec_set<mode>"): Change predicate and add alternative to
29306 support only either register or const_int operands as element
29308 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
29310 ("vec_extract<mode>"): New expander.
29311 ("*vec_extract<mode>"): New insn definition supporting reg and
29312 const_int element selectors.
29313 ("*vec_extract<mode>_plus"): New insn definition supporting
29314 reg+const_int element selectors.
29315 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
29316 following expander+insn definition.
29317 ("<vec_shifts_name><mode>3"): New expander.
29318 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
29320 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29322 * config/s390/s390.md ("*tabort_1"): Change predicate to
29323 nonmemory_operand. Add a second alternative to cover
29324 register as well as const int operands.
29325 ("*tabort_1_plus"): New pattern definition.
29327 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29329 * config/s390/s390.md ("*ashrdi3_cc_31")
29330 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
29331 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
29332 Merge insn definitions into ...
29333 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
29334 New pattern definition.
29335 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
29336 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
29337 ("*ashr<mode>3_and"): Merge insn definitions into ...
29338 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
29339 New pattern definition.
29340 * config/s390/subst.md ("addr_style_op_cc_subst")
29341 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
29342 substitutions patterns plus attributes.
29343 Add ashiftrt to SUBST iterator.
29345 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29347 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
29348 op2 to nonmemory_operand.
29349 ("*<shift>di3_31", "*<shift>di3_31_and"):
29350 Merge into single pattern definition ...
29351 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
29352 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
29353 pattern definition ...
29354 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
29355 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
29358 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29360 * config/s390/predicates.md (const_int_6bitset_operand): New
29362 * config/s390/s390.md: Include subst.md.
29363 ("rotl<mode>3"): New expander.
29364 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
29366 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
29367 * config/s390/subst.md: New file.
29369 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29371 * config/s390/s390.md ("op_type", "atype", "length" attributes):
29372 Remove RRR type. It doesn't really exist.
29373 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
29375 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
29376 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
29377 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
29378 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
29379 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
29380 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
29381 `enabled' attribute.
29383 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29385 * gensupport.c (process_substs_on_one_elem): Split loop to
29386 complete mark_operands_used_in_match_dup on all expressions in the
29388 (adjust_operands_numbers): Inline into process_substs_on_one_elem
29389 and remove function.
29391 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
29394 * config/sparc/sparc.c (NWORDS_UP): Rename to...
29395 (CEIL_NWORDS): ...this. Use CEIL macro.
29396 (compute_fp_layout): Adjust to above renaming.
29397 (function_arg_union_value): Likewise.
29398 (sparc_arg_partial_bytes): Likewise.
29399 (sparc_function_arg_advance): Likewise.
29401 2016-02-29 Jeff Law <law@redhat.com>
29403 PR tree-optimization/70005
29404 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
29405 where an object with a boolean range is compared against a value
29408 PR tree-optimization/69999
29409 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
29410 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
29413 2016-02-29 Richard Biener <rguenther@suse.de>
29415 PR tree-optimization/69994
29416 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
29417 (get_unary_op): Look through nop conversions.
29418 (ops_equal_values_p): New function, look for equality diregarding
29420 (eliminate_plus_minus_pair): Use ops_equal_values_p
29421 (repropagate_negates): Do not use get_unary_op here.
29423 2016-02-29 Martin Liska <mliska@suse.cz>
29425 * system.h: Poison ENABLE_CHECKING macro.
29427 2016-02-29 Martin Liska <mliska@suse.cz>
29429 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
29430 is presented in dump flags.
29431 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
29432 (hsa_regalloc): Likewise.
29434 2016-02-19 Richard Biener <rguenther@suse.de>
29436 PR tree-optimization/69980
29437 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
29438 permutation of those we need to keep.
29440 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
29443 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
29444 (NWORDS_UP): ...this
29445 (init_cumulative_args): Minor tweaks.
29446 (sparc_promote_function_mode): Likewise.
29447 (scan_record_type): Delete.
29448 (traverse_record_type): New function template.
29449 (classify_data_t): New structure type.
29450 (classify_registers): New inline function.
29451 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
29452 exhausted. Instantiate traverse_record_type on classify_registers and
29453 deal with the case of a structure passed in slot #15 with no FP field
29455 (assign_data_t): New structure type.
29456 (compute_int_layout): New static function.
29457 (compute_fp_layout): Likewise.
29458 (count_registers): New inline function.
29459 (assign_int_registers): New static function.
29460 (assign_fp_registers): Likewise.
29461 (assign_registers): New inline function.
29462 (function_arg_record_value_1): Delete.
29463 (function_arg_record_value_2): Likewise.
29464 (function_arg_record_value_3): Likewise.
29465 (function_arg_record_value): Adjust to above changes. Instantiate
29466 traverse_record_type on count_registers to first count the number of
29467 registers to be used and then on assign_registers to assign them.
29468 (function_arg_union_value): Adjust to above renaming.
29469 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
29470 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
29471 case of a structure passed in slot #15
29472 (sparc_function_arg_advance): Likewise.
29473 (function_arg_padding): Minor tweak.
29475 2016-02-29 Richard Biener <rguenther@suse.de>
29477 PR tree-optimization/69720
29478 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
29479 the adjustment_def path for possibly vectorized defs.
29480 (vect_create_epilog_for_reduction): Handle vectorized initial
29483 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
29485 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
29487 2016-02-27 Jeff Law <law@redhat.com>
29490 2016-02-26 Richard Biener <rguenther@suse.de>
29491 Jeff Law <law@redhat.com>
29493 PR tree-optimization/69740
29494 * cfghooks.c (remove_edge): Request loop fixups if we delete
29495 an edge that might turn an irreducible loop into a natural
29498 2016-02-27 Jakub Jelinek <jakub@redhat.com>
29500 PR rtl-optimization/69896
29501 * tree-vect-generic.c (get_compute_type): Avoid single element
29504 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
29506 Rename the AArch64 tuning option and related functions to enable the
29507 Newton series for the reciprocal square root to reflect its
29508 approximative characteristic.
29510 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
29511 function to "aarch64_emit_approx_rsqrt".
29512 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
29513 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
29514 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
29515 (xgene1_tunings): Likewise.
29516 (use_rsqrt_p): Likewise.
29517 (aarch64_emit_swrsqrt): Use new function name.
29518 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
29519 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
29520 text explaining this option.
29521 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
29523 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29526 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
29527 complain about -mallow-movmisalign without -mvsx if
29528 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
29530 2016-02-26 Joel Sherrill <joel@rtems.org>
29532 * config.gcc: Add x86_64-*-rtems*.
29533 * config/i386/rtems-64.h: New file.
29535 2016-02-26 Joel Sherrill <joel@rtems.org>
29537 * config.gcc: Add aarch64-*-rtems*.
29538 * config/aarch64/rtems.h: New file.
29540 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
29543 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
29544 shift amount using %h. Add comment.
29546 2016-02-26 Richard Biener <rguenther@suse.de>
29547 Jeff Law <law@redhat.com>
29549 PR tree-optimization/69740
29550 * cfghooks.c (remove_edge): Request loop fixups if we delete
29551 an edge that might turn an irreducible loop into a natural
29554 2016-02-26 Martin Jambor <mjambor@suse.cz>
29556 PR middle-end/69920
29557 * tree-sra.c (sra_modify_assign): Do not remove loads of
29558 uninitialized aggregates to SSA_NAMEs.
29560 2016-02-26 Richard Henderson <rth@redhat.com>
29563 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
29564 pseudo in case the target rtx matches the source of the left
29567 2016-02-26 Martin Jambor <mjambor@suse.cz>
29570 * hsa.h (hsa_type_packed_p): Declare.
29571 * hsa.c (hsa_type_packed_p): New function.
29572 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
29574 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
29575 * hsa-brig.c (emit_basic_insn): Likewise.
29577 2016-02-26 Martin Jambor <mjambor@suse.cz>
29580 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
29582 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
29584 2016-02-26 Martin Jambor <mjambor@suse.cz>
29586 * hsa.h (is_a_helper): New overload for hsa_op_immed for
29587 hsa_op_with_type operands.
29588 (hsa_unsigned_type_for_type): Declare.
29589 * hsa.c (hsa_unsigned_type_for_type): New function.
29590 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
29591 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
29592 the finalizer. Do not emit extra move.
29594 2016-02-26 Martin Jambor <mjambor@suse.cz>
29596 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
29597 atomic operations in private segment.
29599 2016-02-26 Martin Jambor <mjambor@suse.cz>
29601 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
29602 statements to wi->info. Also disallow omp simd constructs.
29603 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
29604 for not gridifying. Dump special string for omp_for.
29606 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29609 * config/aarch64/aarch64.c (aarch64_set_current_function):
29610 Save/restore target globals when switching to
29611 target_option_default_node.
29613 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29616 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
29617 Return 0 if !SHIFT_COUNT_TRUNCATED.
29619 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29620 Eric Botcazou <ebotcazou@adacore.com>
29622 PR rtl-optimization/69891
29623 * dse.c (scan_insn): If we can't figure out memset arguments
29624 or they are non-constant, call clear_rhs_from_active_local_stores.
29626 2016-02-26 Martin Liska <mliska@suse.cz>
29628 * doc/extend.texi: Mention clog10, clog10f an clog10l
29629 in Builtins section.
29631 2016-02-26 Martin Liska <mliska@suse.cz>
29633 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
29635 (resolve_args_picking_1): Likewise.
29636 * dwarf2out.h (struct GTY): Likewise.
29638 2016-02-26 Martin Liska <mliska@suse.cz>
29640 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
29641 with flag_checking.
29642 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
29644 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
29645 Martin Liska <mliska@suse.cz>
29647 * doc/install.texi: Mention --enable-valgrind-annotations.
29649 2016-02-26 Richard Biener <rguenther@suse.de>
29651 PR tree-optimization/69551
29652 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
29653 looking through aliases adjust DECL_PT_UID to refer to the
29654 ultimate alias target.
29656 2016-02-25 Martin Liska <mliska@suse.cz>
29658 PR middle-end/69919
29659 * alloc-pool.c (after_memory_report): New variable.
29660 * alloc-pool.h (base_pool_allocator ::release): Do not use
29661 the infrastructure if after_memory_report.
29662 * toplev.c (toplev::main): Mark after memory report.
29664 2016-02-25 Richard Biener <rguenther@suse.de>
29666 PR tree-optimization/48795
29667 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
29669 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
29672 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
29673 offloading is enabled and -fopenacc or -fopenmp is specified.
29674 (CRTOFFLOADEND): Likewise.
29675 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
29676 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
29677 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
29678 (offload_objects_file_name): New static var.
29679 (tool_cleanup): Remove offload_objects_file_name file.
29680 (find_offloadbeginend): Replace with ...
29681 (find_crtoffloadtable): ... this.
29682 (run_gcc): Remove offload_argc and offload_argv.
29683 Get offload_objects_file_name from -foffload-objects=... option.
29684 Read names of object files with offload from this file, pass them to
29685 compile_images_for_offload_targets. Don't call find_offloadbeginend and
29686 don't pass offloadbegin and offloadend to the linker. Don't pass
29687 offload non-LTO files to the linker, because now they're not claimed.
29689 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
29692 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
29693 on builtin_unreachable.
29695 2016-02-25 Jakub Jelinek <jakub@redhat.com>
29697 PR rtl-optimization/69896
29698 * regcprop.c: Include cfgrtl.h.
29699 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
29700 than remembered mode, either delete it (if noop_move_p), or
29701 treat like copy_p but not noop_p instruction.
29703 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29706 * dwarf2out.c (gen_variable_die): Work around buggy LTO
29707 - allow NULL decl for Fortran DW_TAG_common_block variables.
29709 2016-02-24 Jason Merrill <jason@redhat.com>
29711 * common.opt (flifetime-dse): Add -flifetime-dse=1.
29713 2016-02-24 Richard Biener <rguenther@suse.de>
29714 Jakub Jelinek <jakub@redhat.com>
29716 PR middle-end/69760
29717 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
29718 conditionally executed ops to well-defined overflow behavior.
29720 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29722 PR middle-end/69915
29723 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
29726 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29728 PR rtl-optimization/69886
29729 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
29730 argument. Use it when checking validity of set instructions.
29731 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
29732 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
29734 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
29735 * store-motion.c (find_moveable_store): Update
29736 can_assign_to_reg_without_clobbers_p callsite.
29738 2016-02-24 Richard Biener <rguenther@suse.de>
29740 PR middle-end/68963
29741 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
29743 (record_nonwrapping_iv): Do not fall back to the low/high bound
29744 for non-constant IV bases if the stmt is not always executed.
29746 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29748 * config/arm/arm-cores.def (cortex-a32): New entry.
29749 * config/arm/arm-tables.opt: Regenerate.
29750 * config/arm/arm-tune.md: Regenerate.
29751 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
29752 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
29753 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
29754 for -mcpu and -mtune.
29756 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29759 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
29760 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
29761 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
29762 (atomic_loaddi_1): Delete.
29763 (atomic_loaddi): Rewrite expander using the above changes.
29765 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29768 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
29771 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29772 Richard Biener <rguenth@suse.de>
29774 PR middle-end/69909
29775 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
29776 set_mem_attributes if tem is SSA_NAME which got expanded
29779 2016-02-24 Richard Biener <rguenther@suse.de>
29781 PR tree-optimization/69907
29782 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
29783 end of permutations for BB vectorization.
29785 2016-02-24 Christian Bruel <christian.bruel@st.com>
29787 * config/arm/arm-c.c (arm_option_override): Initialize
29788 target_option_current_node.
29789 * config/arm/arm.c (arm_pragma_target_parse): Replace
29790 build_target_option_node call by target_option_current_node.
29791 Set target_option_current_node.
29794 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
29797 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
29798 define_insn_and_split to define_insn.
29799 (zero_extendqi<mode>2_dot2): Same.
29800 (extendqi<mode>2_dot): Same.
29801 (extendqi<mode>2_dot2): Same.
29803 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29805 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
29806 and add bypass for AES{D,E} and AESMC pairs.
29807 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
29810 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29812 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
29813 series for reciprocal square root in Exynos M1.
29815 2016-02-23 Martin Sebor <msebor@redhat.com>
29818 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
29819 __builtin_alloca_with_align.
29821 2016-02-23 Richard Henderson <rth@redhat.com>
29823 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
29824 (ix86_register_pragmas): Remove __seg_tls.
29825 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
29826 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
29827 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
29828 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
29829 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
29830 * doc/extend.texi (__seg_tls): Remove item.
29832 2016-02-23 Richard Biener <rguenther@suse.de>
29834 * alloc-pool.h (struct allocation_object): Make id member
29835 conditional on CHECKING_P again.
29836 (get_instance): Adjust.
29837 (base_pool_allocator): Likewise.
29839 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
29841 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
29842 (parallelize_loops): In OpenACC kernels mode, set n_threads to
29844 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
29846 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
29848 2016-02-23 Richard Biener <rguenther@suse.de>
29850 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
29851 * bitmap.h (struct bitmap_usage): Likewise.
29852 (bitmap_move): Declare.
29853 * bitmap.c (register_overhead): Take size_t argument.
29854 (bitmap_move): New function.
29855 * df-problems.c (df_rd_transfer_function): Use bitmap_move
29856 to properly account overhead.
29857 * tree.c (free_node): Use tree_size.
29859 2016-02-23 Jakub Jelinek <jakub@redhat.com>
29862 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
29863 when inverting comparison.
29866 * common.opt (Wunreachable-code): Add Warning flag.
29868 2016-02-23 Mark Wielaard <mjw@redhat.com>
29869 Jakub Jelinek <jakub@redhat.com>
29872 * cgraphunit.c (check_global_declaration): Check main_input_filename
29873 and DECL_SOURCE_FILE are not NULL.
29875 2016-02-23 Martin Jambor <mjambor@suse.cz>
29877 PR tree-optimization/69666
29878 * tree-sra.c (sra_modify_assign): Do not attempt to create
29879 default_def replacements for unscalarizable regions.
29881 2016-02-20 Mark Wielaard <mjw@redhat.com>
29884 * cgraphunit.c (check_global_declaration): Check level of
29885 warn_unused_const_variable and main_input_filename.
29886 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
29887 (-Wunused-variable): For C implies -Wunused-const-variable=1.
29888 (-Wunused-const-variable): Explain levels 1 and 2.
29890 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29893 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
29894 identical arguments. Formatting and spelling fixes.
29897 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
29902 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
29903 and m68k-devices.def.
29904 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
29905 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
29907 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
29909 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
29910 and HImode registers.
29912 2016-02-22 Richard Biener <rguenther@suse.de>
29914 PR tree-optimization/69882
29915 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
29916 preserve permutations present because of gaps.
29917 (vect_supported_load_permutation_p): Always continue checking
29918 permutations after vect_attempt_slp_rearrange_stmts.
29920 2016-02-22 Bin Cheng <bin.cheng@arm.com>
29922 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
29923 min_profitable_estimate, rather than min_profitable_iters.
29925 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29928 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
29929 SImode for last match_operand.
29931 2016-02-22 Martin Liska <mliska@suse.cz>
29933 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
29934 return bitsize - 1 as the return value.
29936 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
29940 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
29941 Handle negative shift counts.
29942 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
29943 force_reg on the shift constant.
29944 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
29945 (lshrsi3_d): Handle negative shift counts.
29947 2016-02-22 Richard Biener <rguenther@suse.de>
29948 Tom de Vries <tom@codesourcery.com>
29950 * graph.c: Include dumpfile.h.
29951 (print_graph_cfg): Split into three overloads.
29952 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
29954 2016-02-22 Tom de Vries <tom@codesourcery.com>
29956 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
29959 2016-02-22 Richard Biener <rguenther@suse.de>
29962 * ipa-inline-transform.c (inline_call): When not updating
29963 overall summaries adjust self size by the growth estimate.
29964 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
29965 hash-set, do not update overall summaries here. Renamed from ...
29966 (inline_to_all_callers): ... this which is now wrapping the
29967 above and performing delayed overall summary update.
29968 (early_inline_small_functions): Delay updating of the overall
29971 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
29973 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
29976 2016-02-19 Jakub Jelinek <jakub@redhat.com>
29979 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
29980 :%* in %:gt() argument.
29981 (greater_than_spec_func): Adjust for expecting only numbers,
29982 if there are more than two numbers, compare the last two.
29984 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
29986 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
29987 -Wnarrowing with -std.
29989 2016-02-19 Jakub Jelinek <jakub@redhat.com>
29992 * expr.c (store_field): Don't use bit-field path if exp is
29993 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
29994 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
29995 and the assignment can be performed by bitwise copy. Formatting
29998 PR middle-end/69838
29999 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
30000 call copy_reg_eh_region_note_forward on before and/or after sequences
30001 and remove note from insn if it no longer can throw.
30004 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
30005 if TARGET_AVX512BW.
30007 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30009 * config/s390/vector.md: Add missing commutative operand markers
30010 to the patterns which qualify for one.
30011 * config/s390/vx-builtins.md: Likewise.
30013 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30015 * config/s390/vector.md (VI, VI_QHS): Add single element vector
30016 types to mode iterators.
30017 (vec_double): ... and mode attribute.
30018 * config/s390/vx-builtins.md (non_vec_int): Likewise.
30020 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30022 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
30023 Change the predicate of op2 from nonimmediate to general and let
30024 reload fix it if necessary.
30026 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30028 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
30030 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30032 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
30035 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30037 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
30038 * config/s390/s390.c (s390_expand_vec_movstr): New function.
30039 * config/s390/s390.md ("movstr<P:mode>"): Call
30040 s390_expand_vec_movstr.
30042 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30044 * config/s390/s390.md: Add missing output modifier for operand 1
30045 to print it as address properly.
30047 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30049 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
30050 * config/s390/2964.md: New file.
30051 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
30052 of insn grouping attributes depending on the CPU level.
30053 (s390_get_unit_mask): New function.
30054 (s390_sched_score): Remove the OOO from the scheduling macros.
30055 Add loop to calculate a score for the instruction mix.
30056 (s390_sched_reorder): Likewise plus improve debug output.
30057 (s390_sched_variable_issue): Rename macros as above. Calculate
30058 the unit distances after actually scheduling an insn. Improve
30060 (s390_sched_init): Clear last_scheduled_unit_distance array.
30061 * config/s390/s390.md: Include 2964.md.
30063 2016-02-18 Jakub Jelinek <jakub@redhat.com>
30066 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
30067 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
30068 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
30069 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
30070 *avx512f_<code>v8div16qi2_mask_1): New insns.
30072 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
30075 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
30078 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
30079 earlyclobber from target. Use wF constraint for fused memory
30081 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
30083 2016-02-18 Jakub Jelinek <jakub@redhat.com>
30084 Martin Liska <mliska@suse.cz>
30087 * cfgexpand.c (asan_sanitize_stack_p): New function.
30088 (partition_stack_vars): Use the function.
30089 (expand_stack_vars): Likewise.
30090 (defer_stack_allocation): Likewise.
30091 (expand_used_vars): Likewise.
30093 2016-02-18 Richard Biener <rguenther@suse.de>
30095 PR middle-end/69553
30096 * fold-const.c (operand_equal_p): Properly compare offsets for
30097 IMAGPART_EXPR and ARRAY_REF.
30099 2016-02-18 Nick Clifton <nickc@redhat.com>
30103 * config/arm/arm.c (arm_option_override_internal): Disable
30104 interworking if the target does not support thumb instructions.
30105 (arm_reload_in_hi): Handle the case where a register to register
30106 move needs reloading because there is no simple pattern to handle
30108 (arm_reload_out_hi): Likewise.
30110 2016-02-18 Richard Biener <rguenther@suse.de>
30112 PR middle-end/69854
30113 * match.pd: Don't use fold_binary or fold_unary for folding
30116 2016-02-17 Jakub Jelinek <jakub@redhat.com>
30119 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
30120 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
30121 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
30122 warn on gimple_no_warning_p statements.
30124 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
30126 * doc/extend.texi (C++ Attributes): Correct description of
30127 warn_unused type attribute.
30129 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30131 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
30132 correct instruction.
30134 2016-02-17 Richard Biener <rguenther@suse.de>
30136 PR rtl-optimization/69609
30137 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
30138 (find_traces_1_round): When ending a trace update cached priority
30140 (bb_to_key): Use cached priority when available.
30141 (copy_bb): Initialize cached priority.
30142 (reorder_basic_blocks_software_trace_cache): Likewise.
30144 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30147 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
30149 (aarch64_comparison_operator): Break overly long line into two.
30150 (aarch64_comparison_operation): Likewise.
30151 * config/aarch64/aarch64.md (cstorecc4): Use
30152 aarch64_comparison_operator_mode instead of
30153 aarch64_comparison_operator.
30154 (cstore<mode>4): Likewise.
30155 (aarch64_cstore<mode>): Likewise.
30156 (*cstoresi_insn_uxtw): Likewise.
30157 (cstore<mode>_neg): Likewise.
30158 (*cstoresi_neg_uxtw): Likewise.
30160 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30163 * config/arm/predicates.md (arm_comparison_operator_mode):
30165 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
30166 instead of arm_comparison_operator.
30167 (*mov_negscc): Likewise.
30168 (*mov_notscc): Likewise.
30169 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
30170 (*thumb2_mov_negscc): Likewise.
30171 (*thumb2_mov_negscc_strict_it): Likewise.
30172 (*thumb2_mov_notscc): Likewise.
30173 (*thumb2_mov_notscc_strict_it): Likewise.
30175 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
30177 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
30178 Add missing return.
30180 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
30182 * config/visium/visium.c (machine_libfunc_index): New enum.
30183 (machine_libfuncs): New structure.
30184 (visium_libfuncs): New static variable.
30185 (TARGET_INIT_LIBFUNCS): Define to...
30186 (visium_init_libfuncs): ...this. New function.
30187 (expand_block_move_4): Use the appropriate libfunc.
30188 (expand_block_move_2): Likewise.
30189 (expand_block_move_1): Likewise.
30190 (expand_block_set_4): Likewise.
30191 (expand_block_set_2): Likewise.
30192 (expand_block_set_1): Likewise.
30193 (visium_trampoline_init): Likewise.
30195 2016-02-17 Nick Clifton <nickc@redhat.com>
30197 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
30198 TI's devices.csv file as of March 2016.
30200 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
30203 * opts-global.c (handle_common_deferred_options): Introduce and
30204 initialize two global variables to remember command-line options
30205 specifying a stack-limiting register.
30206 * opts.h: Add extern declarations of the two new global variables.
30207 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
30208 variable based on the values of the two new global variables.
30210 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30213 * common.opt (Wnonnull-compare): New warning.
30214 * doc/invoke.texi (-Wnonnull): Remove text about comparison
30215 of arguments against NULL.
30216 (-Wnonnull-compare): Document.
30217 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
30218 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
30219 * passes.def (pass_warn_nonnull_compare): Add.
30220 * gimple-ssa-nonnull-compare.c: New file.
30222 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30224 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
30225 AARCH64_EXTRA_TUNE_RECIP_SQRT.
30227 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30229 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
30230 reciprocal sqrt for -mlow-precision-recip-sqrt.
30232 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30233 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30235 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
30236 always use lane loads to construct non-constant vectors.
30238 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30240 * config/aarch64/aarch64.md
30241 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
30242 constraints for operand 3.
30243 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
30245 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30246 Richard Biener <rguenther@suse.de>
30248 PR tree-optimization/69820
30249 * tree-vect-patterns.c (type_conversion_p): Return false if
30250 *orig_type is unsigned single precision or boolean.
30251 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
30254 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30256 PR rtl-optimization/69764
30257 PR rtl-optimization/69771
30258 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
30259 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
30261 2016-02-16 Richard Biener <rguenther@suse.de>
30263 PR tree-optimization/69776
30264 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
30266 (indirect_refs_may_alias_p): Likewise.
30267 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
30268 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
30269 according to tbaa_p.
30270 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
30271 (optimize_stmt): For redundant store discovery do not allow tbaa.
30273 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
30275 PR tree-optimization/69714
30276 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
30277 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
30279 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
30281 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
30282 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
30283 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
30284 * config/arc/arc.c (arc_init): Check FPU options.
30285 (get_arc_condition_code): Handle new CC_FPU* modes.
30286 (arc_select_cc_mode): Likewise.
30287 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
30288 register pair only. Allow access for ARCv2 accumulator.
30289 (gen_compare_reg): Whenever we have FPU support use FPU compare
30291 (arc_reorg): Don't generate brcc insns when FPU compare
30292 instructions are involved.
30293 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
30294 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
30295 floating point emulation.
30296 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
30297 (REVERSE_CONDITION): Add new CC_FPU* modes.
30298 (TARGET_FP_SP_BASE): Define.
30299 (TARGET_FP_DP_BASE): Likewise.
30300 (TARGET_FP_SP_FUSED): Likewise.
30301 (TARGET_FP_DP_FUSED): Likewise.
30302 (TARGET_FP_SP_CONV): Likewise.
30303 (TARGET_FP_DP_CONV): Likewise.
30304 (TARGET_FP_SP_SQRT): Likewise.
30305 (TARGET_FP_DP_SQRT): Likewise.
30306 (TARGET_FP_DP_AX): Likewise.
30307 * config/arc/arc.md (ARCV2_ACC): New constant.
30308 (type): New fpu type attribute.
30309 (SDF): Conditional iterator.
30310 (cstore<mode>, cbranch<mode>): Change expand condition.
30311 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
30312 handles FPU/FPX cases as well.
30313 * config/arc/arc.opt (mfpu): New option.
30314 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
30316 (adddf3, muldf3, subdf3): Removed.
30317 * config/arc/predicates.md (proper_comparison_operator): Recognize
30319 * config/arc/fpu.md: New file.
30320 * doc/invoke.texi (ARC Options): Document mfpu option.
30322 2016-02-16 Richard Biener <rguenther@suse.de>
30324 PR rtl-optimization/69291
30325 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
30326 noce_operand_ok check.
30328 2016-02-16 Tom de Vries <tom@codesourcery.com>
30331 * omp-low.c (simd_clone_create): Remove call to
30332 symtab->call_cgraph_insertion_hooks.
30334 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30336 PR tree-optimization/69802
30337 * tree-ssa-reassoc.c (update_range_test): If op is
30338 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
30339 op == 1 test of precision 1 integral op, otherwise handle
30340 that case as op itself. Fix up formatting.
30341 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
30344 2016-02-16 Richard Biener <rguenther@suse.de>
30346 PR tree-optimization/69586
30347 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
30348 types for conversion sources.
30350 2016-02-16 Richard Biener <rguenther@suse.de>
30352 PR middle-end/69801
30353 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
30354 mask OEP_ADDRESS_OF.
30356 2016-02-16 Alan Modra <amodra@gmail.com>
30359 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
30360 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
30361 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
30363 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
30364 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
30365 (p8_fmrgow_<mode>): Likewise.
30366 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
30368 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
30369 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
30370 to use movdi_internal64. Remove op0_di.
30371 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
30373 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
30375 Add support for the FCCMP insn types
30377 * config/aarch64/aarch64.md (fccmp): Change insn type.
30378 (fccmpe): Likewise.
30379 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
30380 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
30381 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
30382 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
30383 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
30384 * config/arm/types.md (fccmps): Add new insn type.
30385 (fccmpd): Likewise.
30387 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
30389 * alias.c (get_alias_set): Fix a typo in comment.
30391 2016-02-15 Richard Biener <rguenther@suse.de>
30393 PR tree-optimization/69595
30394 * match.pd: Complete range test simplification to true.
30396 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
30398 PR rtl-optimization/69648
30399 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
30400 pic_offset_table_rtx.
30402 PR rtl-optimization/69752
30403 * ira.c (update_equiv_regs): When looking for more than a single SET,
30404 also take other side effects into account.
30406 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
30408 * config/s390/s390.c (s390_function_profiler): Add a new sequence
30409 for z900+ CPUs in 31-bit mode.
30411 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
30413 * common/config/s390/s390-common.c (s390_supports_split_stack):
30415 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
30416 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
30417 * config/s390/s390.c (struct machine_function): New field
30418 split_stack_varargs_pointer.
30419 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
30420 in s390_emit_prologue.
30421 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
30423 (morestack_ref): New global.
30424 (SPLIT_STACK_AVAILABLE): New macro.
30425 (s390_expand_split_stack_prologue): New function.
30426 (s390_live_on_entry): New function.
30427 (s390_va_start): Use split-stack vararg pointer if appropriate.
30428 (s390_asm_file_end): Emit the split-stack note sections.
30429 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
30430 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
30431 (UNSPECV_SPLIT_STACK_CALL): New unspec.
30432 (UNSPECV_SPLIT_STACK_DATA): New unspec.
30433 (split_stack_prologue): New expand.
30434 (split_stack_space_check): New expand.
30435 (split_stack_data): New insn.
30436 (split_stack_call): New expand.
30437 (split_stack_call_*): New insn.
30438 (split_stack_cond_call): New expand.
30439 (split_stack_cond_call_*): New insn.
30441 2016-02-15 Richard Biener <rguenther@suse.de>
30443 PR tree-optimization/69783
30444 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30445 Add trivially correct cases.
30447 2016-02-15 Tom de Vries <tom@codesourcery.com>
30450 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
30452 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
30454 2016-02-15 Richard Biener <rguenther@suse.de>
30456 PR tree-optimization/69776
30457 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
30458 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
30459 indicate whether we can use TBAA to disambiguate against stores.
30460 Use alias-set zero if not.
30461 (visit_reference_op_store): Do not use TBAA when looking up
30463 * tree-ssa-pre.c (compute_avail): Use TBAA here.
30464 (eliminate_dom_walker::before_dom_children): But not when looking
30465 up redundant stores.
30467 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
30469 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
30471 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
30473 * config/i386/znver1.md
30474 (znver1_pop, znver1_pop_mem,
30475 znver1_load_imov_double_store,
30476 znver1_load_imov_direct_store,
30477 znver1_load_imov_direct_load,
30478 znver1_load_imov_double_load): Add new.
30479 (znver1_insn, znver1_insn_load): Add icmov type.
30480 (znver1_sseavx_fma,
30481 znver1_sseavx_fma_load,
30483 znver1_avx256_fma_load): Fix pipe usage.
30485 2016-02-14 Alan Modra <amodra@gmail.com>
30488 * reload.c (find_reloads_address_1): For pre/post-inc/dec
30489 with an invalid hard reg, reload just the reg not the entire
30490 pre/post-inc/dec address expression.
30492 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
30495 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
30496 fixed R1_REG scratch reg.
30497 (sibcall_value_pcrel_fdpic): Likewise.
30499 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
30503 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
30505 2016-02-12 Walter Lee <walt@tilera.com>
30507 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
30508 * config/tilegx/t-tilegx: Likewise.
30510 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30513 * diagnostic-show-locus.c (struct line_span): New struct.
30514 (layout::get_first_line): Delete.
30515 (layout::get_last_line): Delete.
30516 (layout::get_num_line_spans): New member function.
30517 (layout::get_line_span): Likewise.
30518 (layout::print_heading_for_line_span_index_p): Likewise.
30519 (layout::get_expanded_location): Likewise.
30520 (layout::calculate_line_spans): Likewise.
30521 (layout::m_first_line): Delete.
30522 (layout::m_last_line): Delete.
30523 (layout::m_line_spans): New field.
30524 (layout::layout): Update comment. Replace m_first_line and
30525 m_last_line with m_line_spans, replacing their initialization
30526 with a call to calculate_line_spans.
30527 (diagnostic_show_locus): When printing source lines and
30528 annotations, rather than looping over a single span
30529 of lines, instead loop over each line_span within
30530 the layout, with an inner loop over the lines within them.
30531 Call the context's start_span callback when changing line spans.
30532 * diagnostic.c (diagnostic_initialize): Initialize start_span.
30533 (diagnostic_build_prefix): Break out the building of the location
30534 part of the string into...
30535 (diagnostic_get_location_text): ...this new function, rewriting
30536 it from nested ternary expressions to a sequence of "if"
30538 (default_diagnostic_start_span_fn): New function.
30539 * diagnostic.h (diagnostic_start_span_fn): New typedef.
30540 (diagnostic_context::start_span): New field.
30541 (default_diagnostic_start_span_fn): New prototype.
30543 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30546 * gcc.c (driver::finalize): Fix cleanup of "specs".
30548 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30552 * gcc.c (driver::driver): Initialize m_option_suggestions.
30553 (driver::~driver): Clean up m_option_suggestions.
30554 (suggest_option): Convert to...
30555 (driver::suggest_option): ...this, and split out into
30556 driver::build_option_suggestions and find_closest_string.
30557 (driver::build_option_suggestions): New function, from
30558 first half of suggest_option. Special-case
30559 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
30560 the sanitizer_opts array. For options of enum types, add the
30561 various enum values to the candidate strings.
30562 (driver::handle_unrecognized_options): Remove "const".
30563 * gcc.h (driver::handle_unrecognized_options): Likewise.
30564 (driver::build_option_suggestions): New decl.
30565 (driver::suggest_option): New decl.
30566 (driver::m_option_suggestions): New field.
30567 * opts-common.c (add_misspelling_candidates): New function.
30568 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
30569 and make non-static.
30570 * opts.h (sanitizer_opts): New array decl.
30571 (add_misspelling_candidates): New function decl.
30572 * spellcheck.c (find_closest_string): New function.
30573 * spellcheck.h (find_closest_string): New function decl.
30575 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30577 PR rtl-optimization/69764
30578 PR rtl-optimization/69771
30579 * optabs.c (expand_binop_directly): For shift_optab_p, force
30580 convert_modes with VOIDmode if xop1 has VOIDmode.
30582 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
30585 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
30586 to correctly determine instrumentation thunks.
30588 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30591 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
30592 type by reference, force lhs on the call.
30595 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
30596 Compute retval and retbnd early in all cases if split_part_return_p
30597 and return_bb is not EXIT. Remove all clobber stmts and reset
30598 all debug stmts that refer to SSA_NAMEs defined in split part,
30599 except if it is retval, in that case replace the old retval with the
30600 lhs of the call to the split part.
30602 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30605 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30607 PR middle-end/66726
30608 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30609 whose result is used in PHI.
30610 (maybe_optimize_range_tests): Likewise.
30611 (final_range_test_p): Likweise.
30613 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30615 PR middle-end/66726
30616 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30617 whose result is used in PHI.
30618 (maybe_optimize_range_tests): Likewise.
30619 (final_range_test_p): Likweise.
30621 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30623 * cgraph.c: Spelling fixes - behaviour -> behavior and
30624 neighbour -> neighbor.
30625 * target.def: Likewise.
30626 * sel-sched.c: Likewise.
30627 * config/mips/mips.c: Likewise.
30628 * config/arc/arc.md: Likewise.
30629 * config/arm/cortex-a57.md: Likewise.
30630 * config/arm/arm.c: Likewise.
30631 * config/arm/neon.md: Likewise.
30632 * config/arm/arm-c.c: Likewise.
30633 * config/vms/vms-c.c: Likewise.
30634 * config/s390/s390.c: Likewise.
30635 * config/i386/znver1.md: Likewise.
30636 * config/i386/i386.c: Likewise.
30637 * config/ia64/hpux-unix2003.h: Likewise.
30638 * config/msp430/msp430.md: Likewise.
30639 * config/rx/rx.c: Likewise.
30640 * config/rx/rx.md: Likewise.
30641 * config/aarch64/aarch64-simd.md: Likewise.
30642 * config/aarch64/aarch64.c: Likewise.
30643 * config/nvptx/nvptx.c: Likewise.
30644 * config/bfin/bfin.c: Likewise.
30645 * config/cris/cris.opt: Likewise.
30646 * config/rs6000/rs6000.c: Likewise.
30647 * target.h: Likewise.
30648 * spellcheck.c: Likewise.
30649 * ira-build.c: Likewise.
30650 * tree-inline.c: Likewise.
30651 * builtins.c: Likewise.
30652 * lra-constraints.c: Likewise.
30653 * explow.c: Likewise.
30654 * hwint.h: Likewise.
30655 * targhooks.c: Likewise.
30656 * tree-vect-data-refs.c: Likewise.
30657 * expr.c: Likewise.
30658 * doc/tm.texi: Likewise.
30659 * doc/extend.texi: Likewise.
30660 * doc/install.texi: Likewise.
30661 * doc/md.texi: Likewise.
30662 * tree-ssa-tail-merge.c: Likewise.
30663 * sched-int.h: Likewise.
30664 * match.pd: Likewise.
30665 * sched-ebb.c: Likewise.
30666 * target.def (omit_struct_return_reg): Likewise.
30667 * gimple-ssa-isolate-paths.c: Likewise.
30668 (find_implicit_erroneous_behaviour): Renamed to...
30669 (find_implicit_erroneous_behavior): ... this.
30670 (find_explicit_erroneous_behaviour): Renamed to...
30671 (find_explicit_erroneous_behavior): ... this.
30672 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
30674 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
30676 PR rtl-optimization/64682
30677 PR rtl-optimization/69567
30678 PR rtl-optimization/69737
30679 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
30680 in I2 as well, just lose it.
30682 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30684 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
30686 (aarch64_last_printed_tune_string): Likewise.
30687 (aarch64_declare_function_name): Only output .arch assembler
30688 directive if it will be different from the previously output
30689 directive. Same for .tune comment but only if -dA is set.
30690 (aarch64_start_file): New function.
30691 (TARGET_ASM_FILE_START): Define.
30693 2016-02-11 David Malcolm <dmalcolm@redhat.com>
30696 * Makefile.in (PLUGIN_HEADERS): Add params.list.
30698 2016-02-11 Jakub Jelinek <jakub@redhat.com>
30701 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
30702 -Wmaybe-uninitialized warning.
30704 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
30707 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
30709 2016-02-11 Richard Biener <rguenther@suse.de>
30711 PR rtl-optimization/69291
30712 * ifcvt.c (noce_try_store_flag_constants): Do not allow
30713 subexpressions affected by changing the result.
30715 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
30718 * lra-constraints.c (curr_insn_transform): Find in/out operands
30719 for secondary memory moves. Update dups.
30721 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
30723 PR tree-optimization/69652
30724 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
30725 to nested loop, did source re-formatting, skip debug statements,
30726 add check on statement with volatile operand, remove dead scalar
30729 2016-02-10 Jakub Jelinek <jakub@redhat.com>
30730 Patrick Palka <ppalka@gcc.gnu.org>
30734 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
30735 calls if the return type is TREE_ADDRESSABLE.
30736 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
30737 * ipa-split.c (split_function): Fix doubled "we" in comment.
30738 Use void return type for the split part even if
30739 !split_point->split_part_set_retval.
30741 2016-02-10 Bin Cheng <bin.cheng@arm.com>
30743 PR tree-optimization/68021
30744 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
30745 when computing the value of biv cand by itself.
30747 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30749 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
30750 (cortexa57_tunings): Likewise.
30751 (cortexa72_tunings): Likewise.
30752 (arch_macro_fusion_pair_p): Add support for AES fusion.
30753 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
30754 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
30755 Allow virtual registers before reload so early scheduling works.
30756 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
30757 correct latency and pipeline.
30758 (cortex_a57_crypto_complex): Likewise.
30759 (cortex_a57_crypto_xor): Likewise.
30760 (define_bypass): Add AES bypass.
30762 2016-02-10 Richard Biener <rguenther@suse.de>
30764 PR tree-optimization/69726
30765 * passes.def: Add DCE pass before late uninit.
30766 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
30767 really fixup if-conversions job.
30769 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30771 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
30772 (arm_cortex_a57_tune): Likewise.
30773 (aarch_macro_fusion_pair_p): Add support for AES fusion.
30774 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
30776 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
30778 * timevar.def (TV_PHASE_DBGINFO): Delete.
30779 (TV_PHASE_CHECK_DBGINFO): Likewise.
30780 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
30782 2016-02-10 Richard Biener <rguenther@suse.de>
30784 PR tree-optimization/69719
30785 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30786 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
30788 2016-02-09 Andrew Pinski <apinski@cavium.com>
30791 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
30792 get_vcond_mask_icode returns false.
30794 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
30797 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
30798 an ADDIS that adds a pointer to a large constant that sets the
30799 upper16 bits with a load operation.
30801 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30804 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
30806 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
30808 (vzipq_s16): Likewise.
30809 (vzipq_s32): Likewise.
30810 (vzipq_f32): Likewise.
30811 (vzipq_u8): Likewise.
30812 (vzipq_u16): Likewise.
30813 (vzipq_u32): Likewise.
30814 (vzipq_p8): Likewise.
30815 (vzipq_p16): Likewise.
30817 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30820 * config/arm/arm.c (neon_endian_lane_map): New function.
30821 (neon_vector_pair_endian_lane_map): New function.
30822 (arm_evpc_neon_vuzp): Allow for big endian lane order.
30823 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
30825 (vuzpq_s16): Likewise.
30826 (vuzpq_s32): Likewise.
30827 (vuzpq_f32): Likewise.
30828 (vuzpq_u8): Likewise.
30829 (vuzpq_u16): Likewise.
30830 (vuzpq_u32): Likewise.
30831 (vuzpq_p8): Likewise.
30832 (vuzpq_p16): Likewise.
30834 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
30837 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
30840 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
30842 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
30843 truncate const_int operand 1 to QImode.
30845 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
30847 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
30848 corresponding to an abnormal edge.
30850 2016-02-09 Tom de Vries <tom@codesourcery.com>
30852 PR tree-optimization/69599
30853 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
30855 (find_func_aliases_for_builtin_call, find_func_clobbers)
30856 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
30859 2016-02-09 Richard Biener <rguenther@suse.de>
30861 PR tree-optimization/69715
30862 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
30863 LHS on calls as non-rewritable.
30865 2016-02-09 Tom de Vries <tom@codesourcery.com>
30868 * lto-wrapper.c (append_diag_options): New function.
30869 (compile_offload_image): Call append_diag_options.
30871 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
30874 * doc/extend.texi (Flag Output Operands): Correct sectioning.
30875 Minor copy-edit to fix verb tenses.
30877 2016-02-08 Jakub Jelinek <jakub@redhat.com>
30879 PR tree-optimization/69209
30880 * ipa-split.c (split_function): If split part is not
30881 returning retval, retval has gimple type but is not
30882 gimple value, force it into a SSA_NAME first.
30884 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
30886 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
30889 2016-02-08 Jason Merrill <jason@redhat.com>
30892 * convert.c (convert_to_integer_1): Check dofold on truncation
30894 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
30895 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
30896 Rename from *_nofold.
30897 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
30898 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
30900 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
30903 * tree.c (build_common_tree_nodes): Remove short_double argument.
30904 All callers changed.
30905 * tree.h (build_common_tree_nodes): Adjust declaration.
30906 * doc/invoke.texi (-fshort-double): Remove documentation.
30907 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
30908 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
30909 * lto-wrapper.c (merge_and_complain, append_compiler_options)
30910 (append_linker_options): Don't handle OPT_fshort_double.
30912 PR rtl-optimization/68730
30913 * lra-remat.c (insn_to_cand_activation): New static variable.
30914 (lra_remat): Allocate and free it.
30915 (create_cand): New arg activation. Initialize a field in
30916 insn_to_cand_activation if it is nonnull.
30917 (create_cands): Pass the activation insn to create_cand when making
30918 a candidate involving an output reload. Reorganize code a little.
30919 (do_remat): Keep track of active status of candidates in a separate
30922 2016-02-08 Richard Biener <rguenther@suse.de>
30924 PR tree-optimization/69719
30925 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30926 Properly use absolute of the difference of the two offsets to
30927 compare or adjust the segment length.
30929 2016-02-08 Richard Biener <rguenther@suse.de>
30930 Jeff Law <law@redhat.com>
30933 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
30934 types for anonymous SSA names.
30936 2016-02-08 Richard Biener <rguenther@suse.de>
30938 PR rtl-optimization/69274
30939 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
30941 2016-02-08 Jeff Law <law@redhat.com>
30943 PR tree-optimization/65917
30944 * tree-ssa-dom.c (record_temporary_equivalences): Record both
30945 equivalences from if (x == y) style conditionals.
30946 (loop_depth_of_name): Remove.
30947 (record_equality): Remove loop depth check.
30948 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
30949 (const_and_copies::record_const_or_copy_raw): New member function.
30950 * tree-ssa-scopedtables.c
30951 (const_and_copies::record_const_or_copy_raw): New, factored out of
30952 (const_and_copies::record_const_or_copy): Call new member function.
30954 2016-02-05 Jeff Law <law@redhat.com>
30956 PR tree-optimization/68541
30957 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
30958 (count_stmts_in_block): New function.
30959 (poor_ifcvt_candidate_code): Likewise.
30960 (is_feasible_trace): Add some heuristics to determine when path
30961 splitting is profitable.
30962 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
30963 is a diamond with a single exit.
30965 2016-02-05 Martin Sebor <msebor@redhat.com>
30968 * doc/invoke.texi: Update -Wplacement-new to take an optional
30971 2016-02-06 Richard Henderson <rth@redhat.com>
30974 * tree.c (tree_nop_conversion_p): Do not strip casts into or
30975 out of non-standard address spaces.
30977 2016-02-05 Jakub Jelinek <jakub@redhat.com>
30979 PR rtl-optimization/69691
30980 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
30982 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
30984 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
30985 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
30986 (*ieee128_mfvsrd_64bit): Likewise.
30987 (*ieee128_mfvsrd_32bit): Likewise.
30989 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
30993 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30995 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
30996 instrumented_version.
30998 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
31000 * doc/invoke.texi (Optimize Options): In table of --param options
31001 rename second occurrence of tracer-min-branch-ratio to
31002 tracer-min-branch-probability, rename
31003 tracer-min-branch-ratio-feedback to
31004 tracer-min-branch-probability-feedback and clarify description,
31005 rename sched-spec-state-edge-prob-cutoff to
31006 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
31007 to selsched-insns-to-rename, rename lto-minpartition to
31008 lto-min-partition, delete reorder-blocks-duplicate and
31009 reorder-blocks-duplicate-feedback.
31011 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31013 * config/s390/s390.c (s390_register_info_set_ranges): Remove
31016 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
31018 * doc/extend.texi: S/390: Correct some typos.
31020 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31022 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
31024 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31027 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
31028 (s390_register_info_gprtofpr): Use new macros above.
31029 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
31031 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
31032 its name. Adjust restore and save gpr ranges.
31033 (s390_register_info_set_ranges): New function.
31034 (s390_register_info): Use new macros above. Call
31035 s390_register_info_set_ranges.
31036 (s390_optimize_register_info): Likewise.
31037 (s390_hard_regno_rename_ok): Use new macros.
31038 (s390_hard_regno_scratch_ok): Likewise.
31039 (s390_emit_epilogue): Likewise.
31040 (s390_can_use_return_insn): Likewise.
31041 (s390_optimize_prologue): Likewise.
31042 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
31044 2016-02-05 Jakub Jelinek <jakub@redhat.com>
31047 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
31049 (ix86_option_override_internal): Disable TARGET_STV even for
31050 -m{incoming,preferred}-stack-boundary=3.
31052 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
31054 * config.gcc: Mark deprecated rtems targets as obsolete.
31056 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
31058 PR rtl-optimization/64682
31059 PR rtl-optimization/69567
31060 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
31061 before I2 only if the register is both used and set in I2.
31063 2016-02-04 DJ Delorie <dj@redhat.com>
31065 * config/msp430/msp430.c (msp430_start_function): Add function type.
31067 2016-02-04 Jakub Jelinek <jakub@redhat.com>
31070 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
31072 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
31074 PR rtl-optimization/69577
31076 2015-10-29 Richard Henderson <rth@redhat.com>
31080 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
31081 sse check to the exact conditions of PR 67609.
31083 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
31086 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
31087 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
31088 not allowed into the traditional Altivec registers.
31089 (movtd_64bit_nodm): Likewise.
31090 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
31092 2016-02-04 David Malcolm <dmalcolm@redhat.com>
31094 * config/aarch64/cortex-a57-fma-steering.c
31095 (aarch64_register_fma_steering): Remove "static" from arguments
31098 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
31101 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
31102 twice when complex.
31104 2016-02-04 Mike Frysinger <vapier@gentoo.org>
31106 * doc/invoke.texi: Delete -mno-fma4.
31108 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
31110 PR rtl-optimization/69577
31111 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
31112 (find_subregs_of_mode): Update accordingly. Iterate over partial
31115 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
31117 * config/arm/arm-protos.h (neon_reinterpret): Remove.
31118 * config/arm/arm.c (neon_reinterpret): Remove.
31119 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
31120 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
31121 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
31122 vreinterpretti): Remove.
31123 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
31124 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
31125 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
31126 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
31127 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
31128 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
31129 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
31130 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
31131 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
31132 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
31133 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
31134 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
31135 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
31136 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
31137 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
31138 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
31139 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
31140 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
31141 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
31142 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
31143 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
31144 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
31145 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
31146 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
31147 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
31148 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
31149 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
31150 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
31151 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
31152 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
31153 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
31154 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
31155 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
31156 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
31157 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
31158 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
31159 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
31160 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
31161 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
31162 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
31163 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
31164 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
31165 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
31166 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
31167 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
31168 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
31169 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
31170 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
31171 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
31172 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
31173 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
31174 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
31175 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
31176 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
31177 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
31178 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
31179 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
31180 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
31181 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
31182 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
31183 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
31184 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
31185 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
31186 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
31187 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
31188 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
31189 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
31190 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
31191 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
31192 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
31193 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
31194 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
31195 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
31196 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
31197 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
31198 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
31199 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
31200 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
31201 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
31202 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
31203 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
31204 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
31205 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
31206 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
31207 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
31208 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
31209 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
31210 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
31211 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
31212 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
31213 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
31214 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
31215 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
31216 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
31217 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
31218 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
31219 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
31220 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
31221 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
31222 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
31223 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
31224 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
31225 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
31227 2016-02-04 Martin Liska <mliska@suse.cz>
31230 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
31231 that are gimple_store_p.
31232 (maybe_instrument_call): Likewise.
31234 2016-02-04 Bin Cheng <bin.cheng@arm.com>
31236 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
31237 register scaling out of memory reference and comment why.
31239 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31243 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
31244 folding the source of a SET.
31246 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31250 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
31251 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
31253 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
31257 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
31260 2016-02-04 Christian Bruel <christian.bruel@st.com>
31262 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
31263 * config/arm/arm.c (arm_set_current_function): Likewise.
31265 2016-02-04 Jakub Jelinek <jakub@redhat.com>
31266 Ilya Enkovich <enkovich.gnu@gmail.com>
31267 H.J. Lu <hongjiu.lu@intel.com>
31270 * config/i386/i386.c (convert_scalars_to_vector): Remove
31271 stack alignment fixes.
31272 (ix86_option_override_internal): Disable TARGET_STV if stack
31273 might not be aligned enough.
31274 (ix86_minimum_alignment): Assert that TARGET_STV is false.
31276 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
31278 * config/i386/x86-tune.def: Disable default prefetching
31281 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
31282 Vladimir Makarov <vmakarov@redhat.com>
31285 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
31286 in validating fused toc addresses.
31288 2016-02-03 Jakub Jelinek <jakub@redhat.com>
31291 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
31292 range->m_caret fields if range->m_show_caret_p is false.
31295 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
31296 Force oldval into register if it does not satisfy reg_or_short_operand
31297 predicate. Fix up formatting.
31299 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
31300 Alexandre Oliva <aoliva@redhat.com>
31303 * lra-constraints.c (simplify_operand_subreg): Check additionally
31304 address validity after potential reloading.
31305 (process_address_1): Check insns validity. In case of failure do
31308 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
31311 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
31314 2016-02-02 Jakub Jelinek <jakub@redhat.com>
31316 * wide-int.cc (canonize_uhwi): New function.
31317 (wi::divmod_internal): Use it.
31319 2016-02-02 James Norris <jnorris@codesourcery.com>
31321 * gimplify.c (omp_notice_variable): Add usage check.
31323 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
31325 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
31326 like LE, GE, LT, GT when emitting relational operator.
31328 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
31330 * ira-costs.c (find_costs_and_classes): Add extra argument.
31331 * target.def (ira_change_pseudo_allocno_class): Add parameter.
31332 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
31333 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
31334 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
31335 Add best_class parameter, and return it if not ALL_REGS.
31336 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
31338 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
31339 Update target hook.
31341 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
31343 * config/aarch64/aarch64.c
31344 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
31345 (aarch64_ira_change_pseudo_allocno_class): New function.
31347 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
31350 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
31352 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
31354 * config/avr/avr.c (avr_option_override): Set
31355 PARAM_ALLOW_STORE_DATA_RACES to 1.
31357 2016-02-02 Richard Biener <rguenther@suse.de>
31359 PR tree-optimization/69595
31360 * match.pd: Add range test simplifications to true/false.
31362 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
31364 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
31365 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
31368 2016-02-02 Richard Biener <rguenther@suse.de>
31370 PR tree-optimization/69606
31371 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
31372 info on the result before moving a stmt.
31374 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
31376 PR middle-end/68542
31377 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
31378 branch with vector comparison.
31379 * config/i386/sse.md (VI48_AVX): New mode iterator.
31380 (define_expand "cbranch<mode>4): Add support for conditional branch
31381 with vector comparison.
31382 * tree-vect-loop.c (optimize_mask_stores): New function.
31383 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
31384 has_mask_store field of vect_info.
31385 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
31386 vectorized loops having masked stores after vec_info destroy.
31387 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
31388 correspondent macros.
31389 (optimize_mask_stores): Add prototype.
31391 2016-02-02 Alan Modra <amodra@gmail.com>
31394 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
31397 2016-02-02 Alan Modra <amodra@gmail.com>
31400 * config/rs6000/rs6000.c (need_toc_init): New var, set it
31401 whenever toc_label_name used.
31402 (rs6000_file_start): Don't set up toc section here,
31403 (rs6000_output_function_epilogue): do so here instead,
31404 (rs6000_xcoff_file_start): and here.
31405 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
31406 (load_toc_aix_di): Likewise.
31408 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31410 PR rtl-optimization/69592
31411 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
31412 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
31413 (num_sign_bit_copies_binary_arith_p): New inline function.
31414 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
31416 2016-02-01 Jeff Law <law@redhat.com>
31418 PR tree-optimization/69580
31419 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
31420 * tree-ssa-threadbackward.c
31421 (fsm_find_control_statement_thread_paths): Do not try to walk
31422 through large PHI nodes.
31424 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31426 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
31427 when count is incremented above limit, don't analyze further
31430 * omp-low.c (oacc_parse_default_dims): Avoid
31431 -Wsign-compare warning, make sure value fits into int
31432 rather than just unsigned int.
31434 2016-02-01 Bin Cheng <bin.cheng@arm.com>
31436 PR tree-optimization/67921
31437 * fold-const.c (split_tree): New parameters. Convert pointer
31438 type variable part to proper type before negating.
31439 (fold_binary_loc): Pass new arguments to split_tree.
31441 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
31443 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
31444 (nvptx_goacc_validate_dims): Extend to handle global defaults.
31445 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
31446 * doc/tm.texti: Rebuilt.
31447 * doc/invoke.texi (fopenacc-dim): Document.
31448 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
31449 (append_compiler_options): Likewise.
31450 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
31451 (oacc_parse_default_dims): New.
31452 (oacc_validate_dims): Add USED arg. Select non-unity default when
31454 (oacc_loop_fixed_partitions): Return mask of used partitions.
31455 (oacc_loop_auto_partitions): Emit dump info.
31456 (oacc_loop_partition): Return mask of used partitions.
31457 (execute_oacc_device_lower): Parse default dimension arg. Adjust
31458 loop partitioning and validation calls.
31460 2016-02-01 Richard Biener <rguenther@suse.de>
31462 PR middle-end/69556
31463 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
31465 2016-02-01 Richard Biener <rguenther@suse.de>
31467 PR tree-optimization/69574
31468 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
31469 of asserting return chrec_dont_know.
31471 2016-02-01 Martin Liska <mliska@suse.cz>
31473 * mem-stats-traits.h: Add copyright header.
31474 * mem-stats.h: Likewise.
31476 2016-02-01 Richard Biener <rguenther@suse.de>
31478 PR tree-optimization/69579
31479 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
31480 Do not propagate through abnormal PHI results.
31482 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
31484 * postreload.c (reload_cse_simplify): Remove dead code.
31486 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31488 PR rtl-optimization/69570
31489 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
31490 if there is more than one set, not if there is a single set.
31492 2016-02-01 Richard Henderson <rth@redhat.com>
31495 * combine.c (make_compound_operation): When looking through a
31496 subreg, make sure to re-extend to the width of the outer mode.
31498 2016-01-30 Jakub Jelinek <jakub@redhat.com>
31500 PR tree-optimization/69546
31501 * wide-int.cc (wi::divmod_internal): For unsigned division
31502 where both operands fit into uhwi, if o1 is 1 and o0 has
31503 msb set, if divident_prec is larger than bits per hwi,
31504 clear another quotient word and return 2 instead of 1.
31505 Similarly for remainder with msb in HWI set, if dividend_prec
31506 is larger than bits per hwi.
31508 2016-01-29 Martin Jambor <mjambor@suse.cz>
31510 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
31511 Use short lowercase names.
31512 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
31513 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
31514 acq_rel one. Protect warning agains segfaults if
31515 get_memory_order_name returns NULL.
31516 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
31517 with release semantics. Do not warn if get_memory_order already did.
31518 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
31519 semantics. Fix check for relaxed or acquire semantics. Do not warn
31520 if get_memory_order already did.
31522 2016-01-29 Sebastian Pop <s.pop@samsung.com>
31524 * doc/install.texi: Document that isl-0.16 is supported.
31526 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
31529 * config/i386/constraints.md (Bm): Describe as special memory
31531 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
31532 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31533 * genpreds.c (struct constraint_data): Add is_special_memory.
31534 (have_special_memory_constraints, special_memory_start): New
31536 (special_memory_end): Ditto.
31537 (add_constraint): Add new arg is_special_memory. Add code to
31538 process its true value. Update have_special_memory_constraints.
31539 (process_define_constraint): Pass the new arg.
31540 (process_define_register_constraint): Ditto.
31541 (choose_enum_order): Process special memory.
31542 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
31543 function insn_extra_special_memory_constraint.
31544 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31545 * gensupport.c (process_rtx): Process
31546 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31547 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
31548 * ira-lives.c (single_reg_class): Use
31549 insn_extra_special_memory_constraint.
31550 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
31551 * lra-constraints.c (process_alt_operands): Ditto.
31552 (curr_insn_transform): Use insn_extra_special_memory_constraint.
31553 * recog.c (asm_operand_ok, preprocess_constraints): Process
31555 * reload.c (find_reloads): Ditto.
31556 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
31557 * stmt.c (parse_input_constraint): Use
31558 insn_extra_special_memory_constraint.
31560 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31563 * lra-splill.c (lra_final_code_change): Revert r229087 by
31564 removing all sub-registers.
31566 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
31569 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
31571 2016-01-29 Jakub Jelinek <jakub@redhat.com>
31574 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
31575 SSE1, copy target into the temporary reg first before recursing
31578 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31580 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
31583 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31585 * ginclude/stdarg.h: Test __cplusplus instead of
31586 __GXX_EXPERIMENTAL_CXX0X__.
31588 2016-01-29 Richard Biener <rguenther@suse.de>
31590 PR tree-optimization/69547
31591 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
31592 Do not mark clobbers necessary.
31593 (mark_all_reaching_defs_necessary_1): Likewise.
31595 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31597 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
31598 declaration name with %qs and print it in both error messages.
31599 Also fix indentation.
31601 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31604 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
31605 trailing blank line from error message.
31607 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31610 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
31613 2016-01-29 Richard Biener <rguenther@suse.de>
31615 PR middle-end/69537
31616 * match.pd: Allow all integral types when simplifying a
31617 widening or sign-changing conversion.
31619 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31621 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
31622 back to setting codegen_error to fail codegen.
31624 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
31627 * config/i386/constraints.md (C): Only accept constant zero operand.
31628 (BC): New constraint.
31629 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
31630 instead of C constraint.
31631 * doc/md.texi (Machine Constraints): Update description
31634 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
31637 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
31639 2016-01-28 Jakub Jelinek <jakub@redhat.com>
31641 PR middle-end/69542
31642 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
31645 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
31647 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
31648 branches if using guessed profile.
31650 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
31652 * graphite-optimize-isl.c (optimize_isl): Fix dump.
31654 2016-01-28 Richard Henderson <rth@redhat.com>
31657 * config/aarch64/aarch64-modes.def (CC_Cmode): New
31658 * config/aarch64/aarch64-protos.h: Update.
31659 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
31660 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
31661 (aarch64_get_condition_code_1): Handle CC_Cmode.
31662 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
31663 (*add<mode>3_compareC_cconly_imm): New.
31664 (*add<mode>3_compareC_cconly): New.
31665 (*add<mode>3_compareC_imm): New.
31666 (add<mode>3_compareC): New.
31667 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
31668 to be first. Use aarch64_carry_operation.
31669 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
31670 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
31671 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
31672 (subti3): Use subdi3_compare1.
31673 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
31674 (sub<mode>3_compare1): New.
31675 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
31676 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
31677 (*subsi3_carryin_uxtw): Likewise.
31678 (*ngc<mode>, *ngcsi_uxtw): Likewise.
31679 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
31680 * config/aarch64/iterators.md (DWI): New.
31681 * config/aarch64/predicates.md (aarch64_carry_operation): New.
31682 (aarch64_borrow_operation): New.
31684 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31686 * graphite-optimize-isl.c (optimize_isl): Print a different debug
31687 message when isl does not return a valid schedule.
31689 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31691 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
31692 Remove comments from class declarations: they are already in the code
31695 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31697 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
31699 (ternary_op_to_tree): Same.
31700 (unary_op_to_tree): Same.
31701 (nary_op_to_tree): Same.
31702 (gcc_expression_from_isl_expr_op): Same.
31703 (gcc_expression_from_isl_expression): Same.
31704 (graphite_create_new_loop): Same.
31705 (graphite_create_new_loop_guard): Same.
31706 (build_iv_mapping): Same.
31707 (graphite_create_new_guard): Same.
31708 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
31709 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
31711 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31713 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
31714 instead of setting codegen_error to fail codegen.
31716 2016-01-28 Jason Merrill <jason@redhat.com>
31718 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
31720 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31722 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
31723 Remove CONST_INT_P check in CCMP cost calculation.
31725 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31727 * config/aarch64/aarch64.c (generic_vector_cost):
31728 Set vec_permute_cost.
31729 (cortexa57_vector_cost): Likewise.
31730 (exynosm1_vector_cost): Likewise.
31731 (xgene1_vector_cost): Likewise.
31732 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
31733 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
31734 Add vec_permute_cost entry.
31736 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31738 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
31740 (add<mode>3_compare0): Likewise.
31741 (addsi3_compare0_uxtw): Likewise.
31742 (add<mode>3nr_compare0): Likewise.
31743 (compare_neg<mode>): Likewise.
31744 (<optab><mode>3): Likewise.
31746 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
31748 * tree-vect-stmts.c (vectorizable_comparison): Add
31749 NULL check for vectype.
31751 2016-01-28 Richard Biener <rguenther@suse.de>
31753 PR tree-optimization/69466
31754 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
31755 Account for PHIs we couldn't duplicate.
31757 2016-01-28 Martin Liska <mliska@suse.cz>
31760 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
31761 instead of ENABLE_VALGRIND_CHECKING.
31763 2016-01-27 Richard Henderson <rth@redhat.com>
31766 * lra-remat.c (subreg_regs): New.
31767 (dump_candidates_and_remat_bb_data): Dump it.
31768 (operand_to_remat): Reject if operand in subreg_regs.
31769 (set_bb_regs): Collect subreg_regs.
31770 (lra_remat): Init and free subreg_regs. Compute
31771 calculate_local_reg_remat_bb_data before create_cands.
31773 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
31776 * config/i386/i386.c (ix86_update_stack_boundary): Don't
31777 change stack_alignment_needed for __tls_get_addr call.
31779 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
31781 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
31783 2016-01-27 Jeff Law <law@redhat.com>
31785 PR tree-optimization/68398
31786 PR tree-optimization/69196
31787 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
31788 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
31789 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31790 Only count PHIs in the last block in the path. The others will
31791 const/copy propagate away. Add heuristic to allow more irreducible
31792 subloops to be created when it is likely profitable to do so.
31794 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31795 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
31796 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
31798 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31801 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
31802 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
31803 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
31804 * tree-streamer-in.c: Include asan.h.
31805 (streamer_get_builtin_tree): For builtins in sanitizer
31806 range call initialize_sanitizer_builtins and retry.
31808 2016-01-27 Ian Lance Taylor <iant@google.com>
31810 * common.opt (fkeep-gc-roots-live): New undocumented option.
31811 * tree-ssa-loop-ivopts.c (add_candidate_1): If
31812 -fkeep-gc-roots-live, skip pointers.
31813 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
31816 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
31819 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
31820 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
31822 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
31825 * configure.ac: NetBSD provides SSP in its C library.
31826 * configure: Updated.
31828 2016-01-27 Richard Biener <rguenther@suse.de>
31830 PR tree-optimization/69166
31831 * tree-vect-loop.c (vect_is_simple_reduction): Always check
31832 reduction code for commutativity / associativity.
31834 2016-01-27 Martin Jambor <mjambor@suse.cz>
31836 PR tree-optimization/69355
31837 * tree-sra.c (analyze_access_subtree): Correct hole detection when
31838 total_scalarization fails.
31840 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
31842 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
31845 2016-01-27 Christian Bruel <christian.bruel@st.com>
31848 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
31849 Move arm_reset_previous_fndecl and set_target_option_current_node in
31850 the conditional part. Call save_restore_target_globals.
31851 * config/arm/arm.c (arm_set_current_function):
31852 Refactor to better support #pragma target and attribute mix.
31853 Call save_restore_target_globals.
31854 * config/arm/arm-protos.h (save_restore_target_globals): New function.
31856 2016-01-27 Martin Liska <mliska@suse.cz>
31858 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
31859 reference for an HSA kernel and its host function.
31861 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31863 PR tree-optimization/69399
31864 * wide-int.h (wi::lrshift): For larger precisions, only
31865 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
31867 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
31869 * config/arc/predicates.md (proper_comparison_operator): Reject
31870 constant-constant comparison.
31872 2016-01-26 Tom de Vries <tom@codesourcery.com>
31874 PR tree-optimization/69110
31875 * tree-data-ref.c (initialize_data_dependence_relation): Handle
31876 DR_NUM_DIMENSIONS == 0.
31878 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31879 Sebastian Pop <s.pop@samsung.com>
31881 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
31882 isl_ast_op_cond and isl_ast_op_select.
31883 (gcc_expression_from_isl_expr_op): Same.
31885 2016-01-26 Jason Merrill <jason@redhat.com>
31888 * tree.c (recompute_constructor_flags): Split out from
31890 (verify_constructor_flags): New.
31891 * tree.h: Declare them.
31893 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
31895 PR rtl-optimization/69217
31896 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
31897 are no TYPE_FIELDS set for the record type.
31899 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31902 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
31903 toc_label_name unconditionally.
31904 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
31905 SYMBOL_REF string. Use toc_label_name instead of constructing
31907 (rs6000_elf_declare_function_name): Use toc_label_name instead of
31908 constructing LCTOC1.
31910 2016-01-26 Martin Sebor <msebor@redhat.com>
31913 * doc/extend.texi (Common Type Attributes): Move text that talks about
31914 attribute packed from attribute aligned to the section discussing
31915 the former attribute for clarity.
31917 2016-01-26 Richard Henderson <rth@redhat.com>
31919 PR middle-end/60908
31920 * trans-mem.c (tm_region_init): Mark entry block as visited.
31922 2016-01-26 David Malcolm <dmalcolm@redhat.com>
31925 * diagnostic-show-locus.c (layout::print_source_line): Replace
31926 call to pp_newline with call to layout::print_newline.
31927 (layout::print_annotation_line): Likewise.
31928 (layout::move_to_column): Likewise.
31929 (layout::print_any_fixits): After printing any fixits, print a
31930 trailing newline, if necessary.
31931 (layout::print_newline): New method, resetting any colorization
31933 (diagnostic_show_locus): Move the pp_newline to before the
31934 early bailout. Remove dummy block enclosing the layout instance.
31935 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
31936 of pp_newline_and_flush with pp_flush.
31937 (diagnostic_append_note): Delete use of pp_newline.
31938 (diagnostic_append_note_at_rich_loc): Delete.
31939 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
31940 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
31941 when newline characters are added to the buffer.
31943 2016-01-26 Michael Matz <matz@suse.de>
31945 * configure.ac (ac_cv_std_swap_in_utility): New test.
31946 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
31947 * configure: Regenerate.
31948 * config.in: Regenerate.
31950 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
31952 * config/arc/arc.md (cstoresi4): Force operand into register.
31953 (arcset<code>): Fix predicate.
31954 (arcsetltu): Likewise.
31955 (arcsetgeu): Likewise.
31956 (arcsethi): Likewise.
31957 (arcsetls): Likewise.
31959 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31961 PR tree-optimization/69483
31962 * gimple-fold.c (canonicalize_constructor_val): Return NULL
31963 if base has error_mark_node type.
31965 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
31968 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
31969 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
31971 (vget_lane_f16): Handle big-endian.
31972 (vgetq_lane_f16): Likewise.
31973 (vset_lane_f16): Likewise.
31974 (vsetq_lane_f16): Likewise.
31975 * config/arm/iterators.md (VQXMOV): Add V8HF.
31976 (VDQ): Add V4HF and V8HF.
31977 (V_reg): Handle V4HF and V8HF.
31978 (Is_float_mode): Likewise.
31979 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
31980 neon_vdup_nv8hf): New patterns.
31981 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
31982 Use VD_LANE iterator.
31983 (neon_vld1_dup<mode>): Use VQ2 iterator.
31985 2016-01-26 Nathan Sidwell <nathan@acm.org>
31987 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
31988 (set_oacc_fn_attrib): Add IS_KERNEL arg.
31989 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
31990 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
31991 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
31992 (oacc_validate_dims): Add LEVEL arg, don't return level.
31993 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
31994 oacc_validate_dims.
31995 (execute_oacc_device_lower): Adjust, add more dump output.
31996 * tree-ssa-loop.c (gate_oacc_kernels): Use
31997 oacc_fn_attrib_kernels_p.
31998 * tree-parloops.c (create_parallel_loop): Adjust
31999 set_oacc_fn_attrib call.
32001 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32004 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
32005 (append_compiler_options): Handle -fcilkplus.
32006 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
32008 2016-01-26 Nick Clifton <nickc@redhat.com>
32011 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
32012 been marked as DECL_ONE_ONLY but we do not the means to make it
32013 so, then do not allow it to bind locally.
32015 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32018 * opts.h (parse_sanitizer_options): New prototype.
32019 * opts.c (sanitizer_opts): New array.
32020 (parse_sanitizer_options): New function.
32021 (common_handle_option): Use parse_sanitizer_options.
32023 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
32026 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
32027 alignment adjustment to ...
32028 (ix86_update_stack_boundary): Here. Don't over-align stack for
32030 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
32031 if __tls_get_addr is called.
32033 2016-01-26 Christian Bruel <christian.bruel@st.com>
32035 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
32037 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
32039 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
32041 2016-01-26 Richard Biener <rguenther@suse.de>
32043 PR middle-end/69467
32044 * match.pd: Guard X * CST CMP 0 pattern with single_use.
32046 2016-01-26 Richard Biener <rguenther@suse.de>
32048 PR tree-optimization/69452
32049 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
32050 (move_computations_dom_walker::before_dom_children): Rename
32052 (move_computations_worker): This.
32053 (move_computations): Perform an RPO rather than a DOM walk.
32055 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32058 * combine.c (combine_instructions): For REG_EQUAL note with
32059 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
32060 to the underlying register.
32061 * doc/rtl.texi (REG_EQUAL): Document the behavior of
32062 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
32064 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
32067 * config/aarch64/aarch64-builtins.c
32068 (aarch64_init_simd_builtin_types): Do not set structural
32069 equality to __Poly{8,16,64,128}_t types.
32071 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
32073 PR tree-optimization/69400
32074 * wide-int.cc (wi_pack): Take the precision as argument and
32075 perform canonicalization here rather than in the callers.
32076 Use the main loop to handle all full-width HWIs. Add a
32077 zero HWI if in_len isn't a full result.
32078 (wi::divmod_internal): Update accordingly.
32079 (wi::mul_internal): Likewise. Simplify.
32081 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
32082 Sebastian Pop <s.pop@samsung.com>
32084 * graphite-poly.c (apply_poly_transforms): Simplify.
32085 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
32086 (print_isl_map): Same.
32087 (print_isl_union_map): Same.
32088 (print_isl_schedule): New.
32089 (debug_isl_schedule): New.
32090 * graphite-dependences.c (scop_get_reads): Do not call
32091 isl_union_map_add_map that is undocumented isl functionality.
32092 (scop_get_must_writes): Same.
32093 (scop_get_may_writes): Same.
32094 (scop_get_original_schedule): Remove.
32095 (scop_get_dependences): Do not call isl_union_map_compute_flow that
32096 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
32097 (compute_deps): Remove.
32098 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
32099 (debug_schedule_ast): New.
32100 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
32101 set_separate_option.
32102 (graphite_regenerate_ast_isl): Add dump.
32103 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
32104 from scop->transformed_schedule.
32105 (graphite_regenerate_ast_isl): Add more dump.
32106 * graphite-optimize-isl.c (optimize_isl): Set
32107 scop->transformed_schedule. Check whether schedules are equal.
32108 (apply_poly_transforms): Move here.
32109 * graphite-poly.c (apply_poly_transforms): ... from here.
32110 (free_poly_bb): Static.
32111 (free_scop): Static.
32112 (pbb_number_of_iterations_at_time): Remove.
32113 (print_isl_ast): New.
32114 (debug_isl_ast): New.
32115 (debug_scop_pbb): New.
32116 * graphite-scop-detection.c (print_edge): Move.
32117 (print_sese): Move.
32118 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
32119 (build_scop_scattering): Remove.
32120 (create_pw_aff_from_tree): Assert instead of bailing out.
32121 (add_condition_to_pbb): Remove unused code, do not fail.
32122 (add_conditions_to_domain): Same.
32123 (add_conditions_to_constraints): Remove.
32124 (build_scop_context): New.
32125 (add_iter_domain_dimension): New.
32126 (build_iteration_domains): Initialize pbb->iterators.
32127 Call add_conditions_to_domain.
32130 (index_outermost_in_loop): New.
32131 (index_pbb_in_loop): New.
32132 (outermost_pbb_in): New.
32133 (add_in_sequence): New.
32134 (add_outer_projection): New.
32135 (outer_projection_mupa): New.
32136 (add_loop_schedule): New.
32137 (build_schedule_pbb): New.
32138 (build_schedule_loop): New.
32139 (embed_in_surrounding_loops): New.
32140 (build_schedule_loop_nest): New.
32141 (build_original_schedule): New.
32142 (build_poly_scop): Call build_original_schedule.
32143 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
32144 (free_poly_dr): Remove.
32145 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
32146 (free_poly_bb): Remove.
32147 (debug_loop_vec): Remove.
32148 (print_isl_ast): Declare.
32149 (debug_isl_ast): Declare.
32150 (scop_do_interchange): Remove.
32151 (scop_do_strip_mine): Remove.
32152 (scop_do_block): Remove.
32153 (flatten_all_loops): Remove.
32154 (optimize_isl): Remove.
32155 (pbb_number_of_iterations_at_time): Remove.
32156 (debug_scop_pbb): Declare.
32157 (print_schedule_ast): Declare.
32158 (debug_schedule_ast): Declare.
32159 (struct scop): Remove schedule. Add original_schedule,
32160 transformed_schedule.
32161 (free_gimple_poly_bb): Remove.
32162 (print_generated_program): Remove.
32163 (debug_generated_program): Remove.
32164 (unify_scattering_dimensions): Remove.
32165 * sese.c (print_edge): ... here.
32166 (print_sese): ... here.
32167 (debug_edge): ... here.
32168 (debug_sese): ... here.
32169 * sese.h (print_edge): Declare.
32170 (print_sese): Declare.
32171 (dump_edge): Declare.
32172 (dump_sese): Declare.
32174 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
32175 Sebastian Pop <s.pop@samsung.com>
32177 * Makefile.in: Set ISLVER in site.exp.
32179 2016-01-25 Jakub Jelinek <jakub@redhat.com>
32181 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
32182 DECL_VALUE_EXPR of new_var even for the non-array case. Look
32183 through DECL_VALUE_EXPR for expansion.
32185 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
32187 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
32188 the frame info after reload completed.
32190 2016-01-25 Jeff Law <law@redhat.com>
32192 PR tree-optimization/69196
32193 PR tree-optimization/68398
32194 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
32195 tree-ssa-threadupdate.c.
32196 (determine_bb_domination_status): Prototype
32197 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
32198 (determine_bb_domination_status): No longer static.
32199 (valid_jump_thread_path): Remove code to detect characteristics
32200 of the jump thread path not associated with correctness.
32201 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
32202 Correct test for thread path length. Count PHIs for real operands as
32203 statements that need to be copied. Do not count ASSERT_EXPRs.
32204 Look at all the blocks in the thread path. Compute and selectively
32205 filter thread paths based on threading through the latch, threading
32206 a multiway branch or crossing a multiway branch.
32208 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32210 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
32211 decl with __attribute__ ((unused)) annotation.
32213 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
32216 * tree-vect-stmts.c (vectorizable_condition): Check vectype
32217 of operands is compatible with a statement vectype.
32219 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
32221 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
32222 improve wording for mixed storage order support.
32224 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
32226 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
32227 (vcvt_u64_f64): Likewise.
32228 (vcvta_s64_f64): Likewise.
32229 (vcvta_u64_f64): Likewise.
32230 (vcvtm_s64_f64): Likewise.
32231 (vcvtm_u64_f64): Likewise.
32232 (vcvtn_s64_f64): Likewise.
32233 (vcvtn_u64_f64): Likewise.
32234 (vcvtp_s64_f64): Likewise.
32235 (vcvtp_u64_f64): Likewise.
32237 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
32239 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
32240 (arc_init): Check validity mll64 option.
32241 (arc_save_restore): Use double load/store instruction.
32242 (arc_expand_movmem): Likewise.
32243 (arc_split_move): Don't split if we have double load/store
32244 instructions. Returns a boolean.
32245 (arc_process_double_reg_moves): Change function to return boolean
32246 instead of a sequence of instructions.
32247 (arc_dwarf_register_span): New function.
32248 * config/arc/arc-protos.h (arc_split_move): Change prototype.
32249 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
32250 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
32251 (*movdf_insn): Likewise.
32252 * config/arc/arc.opt (mll64): New option.
32253 * config/arc/predicates.md (even_register_operand): New predicate.
32254 * doc/invoke.texi (ARC Options): Add mll64 documentation.
32256 2016-01-25 Richard Biener <rguenther@suse.de>
32259 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
32260 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
32262 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
32264 2016-01-25 Richard Biener <rguenther@suse.de>
32266 PR tree-optimization/69376
32267 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
32269 (VN_INFO_ANTI_RANGE_P): New inline.
32270 (VN_INFO_RANGE_TYPE): Likewise.
32271 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
32272 SSA_NAME_ANTI_RANGE_P.
32273 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
32274 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32275 Properly query VN_INFO_RANGE_TYPE.
32277 2016-01-25 Nick Clifton <nickc@redhat.com>
32280 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
32282 2016-01-23 Tom de Vries <tom@codesourcery.com>
32284 PR tree-optimization/69426
32285 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
32288 2016-01-23 Jakub Jelinek <jakub@redhat.com>
32290 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
32291 "the the" with "the" in the comments.
32292 * ipa-devirt.c (build_type_inheritance_graph,
32293 update_type_inheritance_graph): Likewise.
32294 * tree.c (build_function_type_list_1): Likewise.
32295 * cfgloopmanip.c (scale_loop_profile): Likewise.
32296 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
32297 * gimple-ssa-split-paths.c
32298 (find_block_to_duplicate_for_splitting_paths): Likewise.
32299 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
32300 * expr.c (convert_move): Likewise.
32301 * var-tracking.c (vt_stack_adjustments): Likewise.
32302 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
32303 * tree-vrp.c (test_for_singularity): Likewise.
32305 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
32306 directly instead of building a temporary tree.
32309 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
32310 remove <algorithm> include.
32312 2016-01-22 Jakub Jelinek <jakub@redhat.com>
32315 * config/i386/i386.c: Include dojump.h.
32316 (expand_small_movmem_or_setmem,
32317 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
32319 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
32320 if dynamic_check != -1.
32322 2016-01-21 Jeff Law <law@redhat.com>
32324 PR middle-end/69347
32325 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
32326 record_temporary_equivalences. Rewritten to avoid unnecessary calls
32327 into dominated_by_p.
32328 (cprop_into_successor_phis): Avoid unnecessary tests.
32330 2016-01-22 Richard Henderson <rth@redhat.com>
32333 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
32334 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
32336 2016-01-22 Michael Matz <matz@suse.de>
32338 * system.h (string, algorithm): Include only conditionally.
32339 (new): Include always under C++.
32340 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
32341 * final.c (toplevel): Ditto.
32342 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
32343 * genconditions.c (write_header): Make gencondmd.c define
32345 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
32347 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
32348 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
32350 2016-01-22 Christian Bruel <christian.bruel@st.com>
32353 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
32355 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32358 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
32359 define_insn_and_split. Ensure operands[1] and operands[0] do not
32360 get assigned the same register.
32362 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
32364 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
32366 2016-01-22 Christian Bruel <christian.bruel@st.com>
32368 * config/arm/arm-c.c (arm_pragma_target_parse):
32369 Remove warn_builtin_macro_redefined overwrite.
32371 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
32373 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
32374 flag_non_call_exceptions compatibility.
32376 2016-01-22 Jakub Jelinek <jakub@redhat.com>
32379 * dwarf2out.c (add_child_die_after): New function.
32380 (dwarf_qual_info_t): New type.
32381 (dwarf_qual_info): New variable.
32382 (qualified_die_p): New function.
32383 (modified_type_die): For -fdebug-types-section, ensure
32384 canonical order of qualifiers. Put qualified DIEs adjacent
32385 to the corresponding non-qualified type DIE and search there
32386 for existing qualified DIEs.
32388 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
32390 * doc/extend.texi (scalar_storage_order type attribute): Document
32391 restriction on type punning and aliasing, and remove future tense.
32393 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
32396 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
32399 2016-01-21 Jeff Law <law@redhat.com>
32401 PR middle-end/69347
32402 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
32403 useless call to record_temporary_equivalences.
32404 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
32405 allocate 10 slots in the bb_path vector and let it grow as needed.
32406 (fsm_find_control_statement_thread_paths): Similarly for the next_path
32409 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
32411 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
32413 * configure: Regenerate.
32415 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
32417 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
32418 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
32420 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
32422 PR middle-end/66178
32423 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
32424 drop EXPAND_INITIALIZER.
32425 * rtl.h (contains_symbolic_reference_p): Declare.
32426 * rtlanal.c (contains_symbolic_reference_p): New function.
32427 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
32428 a subtraction into a NOT if symbolic constants are involved.
32430 2016-01-21 Anton Blanchard <anton@samba.org>
32431 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32434 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
32436 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
32439 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
32441 * config/microblaze/microblaze.c
32442 (get_branch_target): New.
32443 (insert_wic_for_ilb_runout): New.
32445 (microblaze_machine_dependent_reorg): New.
32446 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
32447 * config/microblaze/microblaze.md
32448 (UNSPEC_IPREFETCH): Define.
32449 (iprefetch): New pattern
32450 * config/microblaze/microblaze.opt
32451 (mxl-prefetch): New flag.
32453 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
32455 * config/microblaze/microblaze.h
32456 (FIXED_REGISTERS): Update in macro.
32457 (CALL_USED_REGISTERS): Update in macro.
32459 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
32461 PR rtl-optimization/68920
32462 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
32465 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
32467 PR rtl-optimization/68990
32468 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
32469 pseudo instead of inheritance ones.
32471 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
32472 Nick Clifton <nickc@redhat.com>
32476 * config/mips/mips.c (mips_compute_frame_info): Initialise
32477 args_size and hard_frame_pointer_offset fields of the frame
32478 structure before calling mips_global_pointer.
32480 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
32482 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
32484 * configure: Regenerate.
32486 2016-01-21 Richard Biener <rguenther@suse.de>
32488 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
32490 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
32492 * config/s390/s390.c (s390_asm_declare_function_size): Add code
32493 to actually emit the .size directive.
32495 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
32496 Jakub Jelinek <jakub@redhat.com>
32500 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
32501 args array size by one to avoid buffer overflow.
32503 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
32505 * config/s390/s390.md (pool_section_start): Use switch_to_section
32506 to select proper read-only data section instead of hardcoding
32508 (pool_section_end): Use switch_to_section to match the above.
32510 2016-01-21 Richard Biener <rguenther@suse.de>
32512 PR tree-optimization/69378
32513 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
32514 (set_ssa_val_to): Use it for dominance checks taking into
32515 account not executable edges.
32517 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32520 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
32521 for bitsize instead of GET_MODE_PRECISION (mode).
32523 2016-01-20 Martin Sebor <msebor@redhat.com>
32526 * extend.texi (__sync Builtins): Clarify the semantics of
32527 __sync_fetch_and_OP built-ins on pointers.
32528 (__atomic Builtins): Same.
32530 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32531 Sebastian Pop <s.pop@samsung.com>
32533 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
32534 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
32535 (is_valid_rename): Same.
32536 (translate_isl_ast_to_gimple::get_rename): Same.
32537 (translate_isl_ast_to_gimple::rename_all_uses): Same.
32538 (translate_isl_ast_to_gimple::rename_uses): Same.
32539 (get_new_name): Check for close_phi nodes.
32540 (copy_loop_phi_args): Use phi_node_kind.
32541 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
32542 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
32544 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32545 Sebastian Pop <s.pop@samsung.com>
32547 Revert commit r229783.
32548 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
32549 Remove use of parameter_rename_map.
32550 (copy_def): Remove.
32551 (copy_internal_parameters): Remove.
32552 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
32553 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
32554 (free_sese_info): Do not free parameter_rename_map.
32555 (set_rename): Do not use parameter_rename_map.
32556 (rename_uses): Update call to set_rename.
32557 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
32558 * sese.h (parameter_rename_map_t): Remove.
32559 (struct sese_info_t): Remove field parameter_rename_map.
32561 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32562 Sebastian Pop <s.pop@samsung.com>
32564 * graphite-isl-ast-to-gimple.c: Fix comment.
32565 * graphite-scop-detection.c (defined_in_loop_p): New.
32566 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
32567 names defined in loop.
32569 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32570 Sebastian Pop <s.pop@samsung.com>
32572 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
32573 Discard unstructured if-then-else regions.
32575 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32576 Sebastian Pop <s.pop@samsung.com>
32578 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
32579 (cleanup_loop_iter_dom): Remove.
32580 (build_loop_iteration_domains): Remove.
32581 (build_scop_context): Remove.
32582 (build_scop_iteration_domain): Remove.
32583 (add_loop_constraints): New.
32584 (build_iteration_domains): New.
32585 (build_poly_scop): Call build_iteration_domains.
32587 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32588 Sebastian Pop <s.pop@samsung.com>
32590 * graphite-scop-detection.c
32591 (scop_detection::harmful_loop_in_region): Free dom and loops.
32592 (scop_detection::loop_body_is_valid_scop): Free bbs.
32594 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32595 Sebastian Pop <s.pop@samsung.com>
32597 * graphite-scop-detection.c (record_loop_in_sese): New.
32598 (gather_bbs::before_dom_children): Call record_loop_in_sese.
32599 (build_scops): Remove call to build_sese_loop_nests.
32600 * sese.c (sese_record_loop): Remove.
32601 (build_sese_loop_nests): Remove.
32602 (new_sese_info): Remove region->loops.
32603 (free_sese_info): Same.
32604 * sese.h (sese_contains_loop): Same.
32605 (build_sese_loop_nests): Remove.
32606 (sese_contains_loop): Remove.
32608 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32609 Sebastian Pop <s.pop@samsung.com>
32611 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
32612 loop_is_valid_in_scop.
32613 (scop_detection::harmful_stmt_in_region): Renamed
32614 harmful_loop_in_region.
32615 Call loop_is_valid_in_scop.
32617 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32618 Sebastian Pop <s.pop@samsung.com>
32620 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
32623 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32624 Sebastian Pop <s.pop@samsung.com>
32626 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
32627 * graphite.h (struct poly_bb): Remove field is_reduction.
32628 (PBB_IS_REDUCTION): Remove.
32630 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32631 Sebastian Pop <s.pop@samsung.com>
32633 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
32634 (add_pdr_constraints): Same.
32635 (scop_get_reads): Same.
32636 (scop_get_must_writes): Same.
32637 (scop_get_may_writes): Same.
32638 (scop_get_original_schedule): Same.
32639 (extend_schedule): Same.
32640 (apply_schedule_on_deps): Same.
32641 (carries_deps): Same.
32642 (compute_deps): Same.
32643 (scop_get_dependences): Same.
32644 * graphite-isl-ast-to-gimple.c
32645 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
32646 * graphite-optimize-isl.c (get_schedule_for_band): Same.
32647 (get_schedule_for_band_list): Same.
32648 (get_schedule_map): Same.
32649 (apply_schedule_map_to_scop): Same.
32650 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
32651 (build_loop_iteration_domains): Same.
32652 (add_condition_to_pbb): Same.
32653 (add_param_constraints): Same.
32654 (pdr_add_memory_accesses): Same.
32655 (pdr_add_data_dimensions): Same.
32657 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32659 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
32662 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32664 * common.opt (feliminate-dwarf2-dups): Replace references to
32665 "DWARF 2" with just "DWARF".
32666 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
32667 * doc/extend.texi: Likewise.
32668 * doc/cpp.texi: Likewise.
32669 * doc/invoke.texi: Likewise.
32670 (Option Summary): Add -gdwarf to list of Debugging Options.
32671 (Debugging Options): Document -gdwarf.
32672 * doc/contrib.texi: Spell "DWARF" like that.
32674 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32676 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
32677 warning. Fix up formatting.
32679 PR middle-end/67653
32680 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
32681 attempt to mark memory input operand addressable and
32682 call prepare_gimple_addressable in that case. Don't adjust
32683 input_location for diagnostics, use error_at instead.
32685 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
32687 * config/rs6000/ppc-auxv.h: New file.
32688 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
32689 (cpu_is): Likewise.
32690 (cpu_supports): Likewise.
32691 * config/rs6000/rs6000.c: include "ppc-auxv.h".
32692 (cpu_is_info): New variable.
32693 (cpu_supports_info): Likewise.
32694 (tcb_verification_symbol): Likewise.
32695 (cpu_builtin_p): Likewise.
32696 (cpu_expand_builtin): New function.
32697 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
32698 (rs6000_init_builtins): Likewise.
32699 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
32700 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
32701 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
32702 * configure: Regenerate.
32703 * config.in: Likewise.
32704 * doc/extend.texi (PowerPC Built-in Functions): Document
32705 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
32707 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
32710 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
32712 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
32715 2016-01-20 Richard Henderson <rth@redhat.com>
32721 * tree.c (tm_define_builtin): New.
32722 (find_tm_vector_type): New.
32723 (build_tm_vector_builtins): New.
32724 (build_common_builtin_nodes): Call it.
32726 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
32728 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
32729 (arm_fp_ok): Likewise.
32730 (arm_fp): Likewise.
32731 (arm_crypto): Likewise.
32733 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
32734 Richard Biener <rguenther@suse.de>
32736 PR tree-optimization/69328
32737 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
32738 vectors have same number of elements.
32739 (vectorizable_condition): Fix masked version recognition.
32741 2016-01-20 Richard Biener <rguenther@suse.de>
32743 PR tree-optimization/69345
32744 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
32745 (VN_INFO_PTR_INFO): Likewise.
32746 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
32747 info when it is equal between non-dominating SSA names.
32748 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32749 Make sure to look at original SSA infos.
32751 2016-01-20 Jeff Law <law@redhat.com>
32754 * config/m68k/predicates.md (pow2_m1_operand): New predicate
32756 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
32757 (pc_or_label_operand): New predicate.
32758 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
32759 tests for small integers that are 2^n - 1.
32761 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
32763 * doc/invoke.texi (Options Summary): Add '.' after @xref.
32765 2016-01-19 Jeff Law <law@redhat.com>
32767 PR middle-end/69347
32768 * tree-ssa-threadbackwards.c
32769 (fsm_find_control_statement_thread_paths): Do not try to lookup
32770 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
32772 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
32774 * doc/lto.texi: Remove text that says only Gold has linker plugin
32777 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
32779 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
32780 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
32781 the DIE accordingly.
32782 (modified_type_die): Add REVERSE parameter and pass it recursively,
32783 as well as to base_type_die. Adjust presence check accordingly.
32784 (base_type_for_mode): Adjust call to modified_type_die.
32785 (add_type_attribute): Add REVERSE parameter and pass it to
32787 (generic_parameter_die): Adjust call to add_type_attribute.
32788 (add_scalar_info): Likewise.
32789 (add_subscript_info): Likewise.
32790 (gen_array_type_die): Likewise.
32791 (gen_descr_array_type_die): Likewise.
32792 (gen_entry_point_die): Likewise.
32793 (gen_enumeration_type_die): Likewise.
32794 (gen_formal_parameter_die): Likewise.
32795 (gen_subprogram_die): Likewise.
32796 (gen_variable_die ): Likewise.
32797 (gen_const_die): Likewise.
32798 (gen_field_die): Likewise.
32799 (gen_pointer_type_die): Likewise.
32800 (gen_reference_type_die): Likewise.
32801 (gen_ptr_to_mbr_type_die): Likewise.
32802 (gen_inheritance_die): Likewise.
32803 (gen_subroutine_type_die): Likewise.
32804 (gen_typedef_die): Likewise.
32805 (force_type_die): Adjust call to modified_type_die.
32807 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
32809 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
32810 flow throughout the file. Fix broken link to Objective-C 2.0
32812 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
32815 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32817 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
32819 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32822 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
32823 (maybe_record_node): Record cxa_pure_virtual as the only possible
32824 target if there are not ohter candidates.
32825 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
32827 2016-01-19 Richard Biener <rguenther@suse.de>
32829 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
32830 (get_memory_order): Likewise.
32832 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
32834 * tree-vect-stmts.c (vectorizable_store): Check
32837 2016-01-19 David Malcolm <dmalcolm@redhat.com>
32840 * gcc.c (driver::decode_argv): Add call to
32841 init_opts_obstack before init_options_struct.
32842 * opts.c (init_opts_obstack): Remove idempotency.
32843 (init_options_struct): Replace call to init_opts_obstack
32844 with a gcc_assert to verify that it has already been called.
32845 * toplev.c (toplev::main): Add call to init_opts_obstack before
32846 calls to init_options_struct.
32847 (toplev::finalize): Move cleanup of opts_obstack next to
32848 cleanup of save_decoded_options, clearing the latter, and
32849 save_decoded_options_count.
32851 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32854 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
32855 attribute to unconditional. Remove %? from output template.
32857 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32858 Jiong Wang <jiong.wang@arm.com>
32860 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
32861 generated from different expand order.
32863 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32865 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
32866 Add support for CCMP costing.
32868 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32870 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
32871 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
32872 (fccmpe<mode>): Likewise.
32873 (fcmp): Rename to fcmp and globalize pattern.
32875 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
32876 (aarch64_gen_ccmp_next): Add FP support.
32878 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32880 * target.def (gen_ccmp_first): Update documentation.
32881 (gen_ccmp_next): Likewise.
32882 * doc/tm.texi (gen_ccmp_first): Update documentation.
32883 (gen_ccmp_next): Likewise.
32884 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
32885 expand_ccmp_expr_1. Improve comments.
32886 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
32887 (ccmp_ior<mode>): Remove pattern.
32888 (cmp<mode>): Remove expand.
32889 (cmp): Globalize pattern.
32890 (cstorecc4): Use cc_register.
32891 (mov<mode>cc): Remove ccmp_cc_register check.
32892 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
32893 Simplify after removal of CC_DNE/* modes.
32894 (aarch64_ccmp_mode_to_code): Remove.
32895 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
32896 In 'k' case use integer as condition.
32897 (aarch64_nzcv_codes): Remove inverted cases.
32898 (aarch64_code_to_ccmode): Remove.
32899 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
32900 comparison with CC register to be used in folowing CCMP/branch/CSEL.
32901 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
32902 pattern. Return the comparison with CC register. Invert conditions
32903 when bitcode is OR.
32904 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
32905 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
32907 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32909 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
32910 instrumented_version.
32912 2016-01-19 Richard Biener <rguenther@suse.de>
32914 PR tree-optimization/69336
32915 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
32916 handled components with get_ref_base_and_extent.
32917 (equal_mem_array_ref_p): Adjust.
32919 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32922 * shrink-wrap.c: Include valtrack.h.
32923 (move_insn_for_shrink_wrap): Add DEBUG argument. If
32924 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
32925 in between insn and where it will be moved to. Call
32926 dead_debug_insert_temp.
32927 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
32928 first and dead_debug_local_finish at the end.
32929 For uses and defs bitmap, handle all regs in between REGNO and
32930 END_REGNO, not just the first one.
32932 2016-01-19 Richard Biener <rguenther@suse.de>
32934 PR tree-optimization/69352
32935 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
32936 (equal_mem_array_ref_p): Constrain size and max size properly.
32937 Compare the reverse flag.
32939 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
32941 * ira.c (ira): Update regstat data if we deleted insns.
32943 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32945 PR rtl-optimization/68955
32946 PR rtl-optimization/64557
32947 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
32948 here. Fix up formatting.
32949 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
32951 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32954 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
32955 assume that the node has body.
32956 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
32959 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32961 * lto-streamer-out.c (lto_output): Do not stream instrumentation
32964 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32966 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
32967 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
32969 2016-01-19 Martin Jambor <mjambor@suse.cz>
32970 Martin Liska <mliska@suse.cz>
32971 Michael Matz <matz@suse.de>
32973 * Makefile.in (OBJS): Add new source files.
32974 (GTFILES): Add hsa.c.
32975 * common.opt (disable_hsa): New variable.
32976 (-Whsa): New warning.
32977 * config.in (ENABLE_HSA): New.
32978 * configure.ac: Treat hsa differently from other accelerators.
32979 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
32980 $enable_offloading.
32981 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
32982 * doc/install.texi (Configuration): Document --with-hsa-runtime,
32983 --with-hsa-runtime-include, --with-hsa-runtime-lib and
32984 --with-hsa-kmt-lib.
32985 * doc/invoke.texi (-Whsa): Document.
32986 (hsa-gen-debug-stores): Likewise.
32987 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
32988 to invoke offload compiler for hsa acclerator.
32989 * opts.c (common_handle_option): Determine whether HSA offloading
32990 should be performed.
32991 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
32992 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
32993 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
32994 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
32995 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
32996 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
32997 GF_OMP_FOR_KIND_GRID_LOOP.
32998 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
32999 (pp_gimple_stmt_1): Likewise.
33000 * gimple-walk.c (walk_gimple_stmt): Likewise.
33001 * gimple.c (gimple_build_omp_grid_body): New function.
33002 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
33003 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
33004 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
33005 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
33006 GF_OMP_TEAMS_GRID_PHONY.
33007 (gimple_statement_omp_single_layout): Updated comments.
33008 (gimple_build_omp_grid_body): New function.
33009 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
33010 (gimple_omp_for_grid_phony): New function.
33011 (gimple_omp_for_set_grid_phony): Likewise.
33012 (gimple_omp_parallel_grid_phony): Likewise.
33013 (gimple_omp_parallel_set_grid_phony): Likewise.
33014 (gimple_omp_teams_grid_phony): Likewise.
33015 (gimple_omp_teams_set_grid_phony): Likewise.
33016 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
33017 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
33018 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
33019 (BUILT_IN_GOMP_TARGET): Updated type.
33020 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
33021 (adjust_for_condition): New function.
33022 (get_omp_for_step_from_incr): Likewise.
33023 (extract_omp_for_data): Moved parts to adjust_for_condition and
33024 get_omp_for_step_from_incr.
33025 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
33026 (fixup_child_record_type): Bail out if receiver_decl is NULL.
33027 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
33028 (scan_omp_parallel): Do not create child functions for phony
33030 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
33031 (scan_omp_1_op): Checking assert we are not remapping to
33032 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
33033 (parallel_needs_hsa_kernel_p): New function.
33034 (expand_parallel_call): Register apprpriate parallel child
33035 functions as HSA kernels.
33036 (grid_launch_attributes_trees): New type.
33037 (grid_attr_trees): New variable.
33038 (grid_create_kernel_launch_attr_types): New function.
33039 (grid_insert_store_range_dim): Likewise.
33040 (grid_get_kernel_launch_attributes): Likewise.
33041 (get_target_argument_identifier_1): Likewise.
33042 (get_target_argument_identifier): Likewise.
33043 (get_target_argument_value): Likewise.
33044 (push_target_argument_according_to_value): Likewise.
33045 (get_target_arguments): Likewise.
33046 (expand_omp_target): Call get_target_arguments instead of looking
33047 up for teams and thread limit.
33048 (grid_expand_omp_for_loop): New function.
33049 (grid_arg_decl_map): New type.
33050 (grid_remap_kernel_arg_accesses): New function.
33051 (grid_expand_target_kernel_body): New function.
33052 (expand_omp): Call it.
33053 (lower_omp_for): Do not emit phony constructs.
33054 (lower_omp_taskreg): Do not emit phony constructs but create for them
33055 a temporary variable receiver_decl.
33056 (lower_omp_taskreg): Do not emit phony constructs.
33057 (lower_omp_teams): Likewise.
33058 (lower_omp_grid_body): New function.
33059 (lower_omp_1): Call it.
33060 (grid_reg_assignment_to_local_var_p): New function.
33061 (grid_seq_only_contains_local_assignments): Likewise.
33062 (grid_find_single_omp_among_assignments_1): Likewise.
33063 (grid_find_single_omp_among_assignments): Likewise.
33064 (grid_find_ungridifiable_statement): Likewise.
33065 (grid_target_follows_gridifiable_pattern): Likewise.
33066 (grid_remap_prebody_decls): Likewise.
33067 (grid_copy_leading_local_assignments): Likewise.
33068 (grid_process_kernel_body_copy): Likewise.
33069 (grid_attempt_target_gridification): Likewise.
33070 (grid_gridify_all_targets_stmt): Likewise.
33071 (grid_gridify_all_targets): Likewise.
33072 (execute_lower_omp): Call grid_gridify_all_targets.
33073 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
33074 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
33075 (tree_omp_clause): Added union field dimension.
33076 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
33077 * tree.c (omp_clause_num_ops): Added number of arguments of
33078 OMP_CLAUSE__GRIDDIM_.
33079 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
33080 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
33081 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
33082 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
33083 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
33084 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
33085 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
33086 * tree-pass.h (make_pass_gen_hsail): Declare.
33087 (make_pass_ipa_hsa): Likewise.
33088 * ipa-hsa.c: New file.
33089 * lto-section-in.c (lto_section_name): Add hsa section name.
33090 * lto-streamer.h (lto_section_type): Add hsa section.
33091 * timevar.def (TV_IPA_HSA): New.
33092 * hsa-brig-format.h: New file.
33093 * hsa-brig.c: New file.
33094 * hsa-dump.c: Likewise.
33095 * hsa-gen.c: Likewise.
33098 * toplev.c (compile_file): Call hsa_output_brig.
33099 * hsa-regalloc.c: New file.
33101 2016-01-18 Jeff Law <law@redhat.com>
33103 PR tree-optimization/69320
33104 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
33105 ranged object, do nothing if the RHS constant is not [0..1].
33106 (optimize_stmt): Comparing a boolean ranged object against a
33107 constant outside [0..1] results in a compile-time constant.
33109 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
33112 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
33114 * doc/invoke.texi (Invoking GCC): Add new section to menu.
33115 (Option Summary): Update to reflect new section and moved options.
33116 (C++ Dialect Options): Move -fstats to new section.
33117 (Debugging Options): Move all dump, statistics, and other GCC
33118 developer options to new section. Rewrite section introduction
33119 and re-order remaining options to put the more basic ones first.
33120 (Optimization Options): Move -fira-verbose and -flto-report* to
33122 (Developer Options): New section incorporating moved options.
33123 * doc/cppopts.texi (-dM): Update cross-reference.
33125 2016-01-18 Richard Henderson <rth@redhat.com>
33128 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
33129 operands to pseudo only if CSE is expected. Split long immediate
33130 operands only after reload, and for the stack pointer.
33131 (*add<GPI>3_pluslong): Remove.
33132 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
33133 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
33134 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
33135 (*add<GPI>3 peepholes): New.
33136 (*add<GPI>3 splitters): New.
33137 * config/aarch64/constraints.md (Upl): New.
33138 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
33140 2016-01-18 Richard Biener <rguenther@suse.de>
33142 PR tree-optimization/69297
33143 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
33145 (vect_bb_vectorization_profitable_p): Clear visited flag again.
33147 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
33149 PR middle-end/68542
33150 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
33151 of mixind vector and scalar types.
33152 (fold_relational_const): Add handling of vector
33153 comparison with boolean result.
33154 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
33155 comparison of vector operands with boolean result for EQ/NE only.
33156 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
33157 (verify_gimple_cond): Likewise.
33158 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
33161 2016-01-18 Joseph Myers <joseph@codesourcery.com>
33163 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
33166 2016-01-18 Richard Biener <rguenther@suse.de>
33168 PR middle-end/69308
33169 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
33171 2016-01-18 Tom de Vries <tom@codesourcery.com>
33173 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
33175 2016-01-18 Tom de Vries <tom@codesourcery.com>
33177 * omp-low.c (set_oacc_fn_attrib): Make extern.
33178 * omp-low.h (set_oacc_fn_attrib): Declare.
33179 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
33180 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
33181 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
33182 Add and handle function parameter oacc_kernels_p.
33183 (find_reduc_addr, get_omp_data_i_param): New function.
33184 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
33185 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
33186 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
33187 Calculate dominance info. Skip loops that are not in a kernels region
33188 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
33189 (pass_parallelize_loops::execute): Call parallelize_loops with
33190 oacc_kernels_p argument.
33191 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
33192 New member function.
33193 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
33194 * passes.def: Add argument to pass_parallelize_loops instantation.
33196 2016-01-18 Tom de Vries <tom@codesourcery.com>
33198 * tree-parloops.c (pass_parallelize_loops::execute): Allow
33199 pass_parallelize_loops to be run outside the loop pipeline.
33201 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33203 * tree-scalar-evolution.c (follow_copies_to_constant): New.
33204 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
33206 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33209 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
33210 using get_ref_base_and_extent.
33211 (equal_mem_array_ref_p): New.
33212 (hashable_expr_equal_p): Add call to previous.
33214 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33217 * tree-sra.c (disqualified_constants, constant_decl_p): New.
33218 (sra_initialize): Allocate disqualified_constants.
33219 (sra_deinitialize): Free disqualified_constants.
33220 (disqualify_candidate): Update disqualified_constants when appropriate.
33221 (create_access): Scan for constant-pool entries as we go along.
33222 (scalarizable_type_p): Add check against type_contains_placeholder_p.
33223 (maybe_add_sra_candidate): Allow constant-pool entries.
33224 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
33225 (initialize_constant_pool_replacements): New.
33226 (sra_modify_assign): Avoid mangling assignments created by previous,
33227 and don't generate writes into constant pool.
33228 (sra_modify_function_body): Call initialize_constant_pool_replacements.
33230 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
33232 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
33233 andnot instruction.
33234 (scalar_chain::convert_op): Likewise.
33235 * config/i386/i386.md (*andndi3_doubleword): New.
33237 2016-01-18 Richard Biener <rguenther@suse.de>
33239 PR tree-optimization/69170
33240 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
33241 building a vector from scalar results of a pattern stmt.
33243 2016-01-18 Jakub Jelinek <jakub@redhat.com>
33245 * haifa-sched.c (autopref_multipass_init): Work around
33246 -Wmaybe-uninitialized warning.
33248 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
33250 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
33251 against the constant 0.
33253 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33255 PR tree-optimization/68799
33256 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
33257 look up phi candidates in the statement-candidate map.
33258 (phi_add_costs): Likewise.
33259 (record_phi_increments): Likewise.
33260 (phi_incr_cost): Likewise.
33261 (ncd_with_phi): Likewise.
33262 (all_phi_incrs_profitable): Likewise.
33264 2016-01-17 Jakub Jelinek <jakub@redhat.com>
33266 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
33267 -Wmaybe-uninitialized warning.
33269 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
33271 * doc/invoke.texi (Invoking GCC): Add new section to menu.
33272 (Option Summary): Update to reflect new section and moved options.
33273 (C++ Dialect Options): Move -fvtable-verify and related options.
33274 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
33275 and profiling-related options.
33276 (Optimization Options): Move profile generation options and
33277 -fstack-protector and related options.
33278 (Instrumentation Options): New section incorporating moved options.
33279 (Code Generation Options): Move -finstrument-functions and
33280 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
33282 2016-01-16 Tom de Vries <tom@codesourcery.com>
33284 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
33286 2016-01-16 Tom de Vries <tom@codesourcery.com>
33288 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
33290 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
33292 * hash-table.h (hash_table::empty): Turn into an inline wrapper
33293 that checks whether the table is already empty. Rename the
33294 original implementation to...
33295 (hash_table::empty_slot): ...this new private function.
33297 2016-01-15 David Malcolm <dmalcolm@redhat.com>
33299 PR diagnostic/68899
33300 * diagnostic-show-locus.c (layout::print_source_line): Move x
33301 offset of line until after call to
33302 get_line_width_without_trailing_whitespace.
33304 2016-01-15 Jeff Law <law@redhat.com>
33306 PR tree-optimization/69270
33307 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
33308 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
33309 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
33310 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
33311 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
33312 ssa_name_has_boolean_range and constant_boolean_node.
33314 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
33316 PR rtl-optimization/69030
33317 * lra-spills.c (remove_pseudos): Check nrefs and make the function
33319 (spill_pseudos): Delete debug insn for dead pseudo.
33320 (lra_spill): Initiate spill_hard_reg and slots memory separately.
33322 2016-01-15 Jiong Wang <jiong.wang@arm.com>
33324 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
33326 (TYPES_UNOPUS): Likewise.
33327 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
33328 builtin type, from UNOP to UNOPUS.
33329 (lbtruncuv4sf): Likewise.
33330 (lbtruncuv2df): Likewise.
33331 (lrounduv2sf): Likewise.
33332 (lrounduv4sf): Likewise.
33333 (lrounduv2df): Likewise.
33334 (lroundusf): Likewise.
33335 (lroundusf): Likewise.
33336 (lceiluv2sf): Likewise.
33337 (lceiluv4sf): Likewise.
33338 (lceiluv2df): Likewise.
33339 (lceilusf): Likewise.
33340 (lceiludf): Likewise.
33341 (lflooruv2sf): Likewise.
33342 (lflooruv4sf): Likewise.
33343 (lflooruv2df): Likewise.
33344 (lfloorusf): Likewise.
33345 (lfloorudf): Likewise.
33346 (lfrintnuv2sf): Likewise.
33347 (lfrintnuv4sf): Likewise.
33348 (lfrintnuv2df): Likewise.
33349 (lfrintnusf): Likewise.
33350 (lfrintnudf): Likewise.
33351 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
33353 (vcvtq_u32_f32): Likewise.
33354 (vcvtq_u64_f64): Likewise.
33355 (vcvta_u32_f32): Likewise.
33356 (vcvtaq_u32_f32): Likewise.
33357 (vcvtaq_u64_f64): Likewise.
33358 (vcvtm_u32_f32): Likewise.
33359 (vcvtmq_u32_f32): Likewise.
33360 (vcvtmq_u64_f64): Likewise.
33361 (vcvtn_u32_f32): Likwise.
33362 (vcvtnq_u32_f32): Likewise.
33363 (vcvtnq_u64_f64): Likewise.
33364 (vcvtp_u32_f32): Likewise.
33365 (vcvtpq_u32_f32): Likewise.
33366 (vcvtpq_u64_f64): Likewise.
33367 (vcvtmd_u64_f64): Likewise.
33368 (vcvtms_u32_f32): Likewise.
33369 (vcvtad_u64_f64): Likewise.
33370 (vcvtas_u32_f32): Likewise.
33371 (vcvtnd_u64_f64): Likewise.
33372 (vcvtns_u32_f32): Likewise.
33373 (vcvtpd_u64_f64): Likewise.
33374 (vcvtps_u32_f32): Likewise.
33376 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33378 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
33379 CSEL of zero_extended registers.
33381 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33383 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
33384 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
33386 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33388 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
33389 false when argument string is not found in the attributes table
33392 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
33395 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
33396 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
33397 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
33398 precision estimate.
33400 2016-01-15 Richard Biener <rguenther@suse.de>
33402 PR tree-optimization/66856
33403 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
33404 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
33405 (vect_create_new_slp_node): Increment stmt reference count.
33406 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
33407 an SLP tree before swapping operands.
33408 (vect_build_slp_tree): Likewise.
33409 (destroy_bb_vec_info): Free stmt info after SLP instances.
33410 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
33411 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
33412 (STMT_VINFO_NUM_SLP_USES): New macro.
33414 2016-01-15 Richard Biener <rguenther@suse.de>
33417 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
33418 (add_linkage_name): ... here.
33419 (gen_typedef_die): Use add_linkage_name_raw instead of
33420 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
33423 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
33425 * gimplify.c (oacc_default_clause): Decode reference and pointer
33426 types for both kernels and parallel regions.
33428 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
33430 PR middle-end/69246
33431 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
33433 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
33435 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
33436 (convert_scalars_to_vector): Likewise.
33438 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
33440 * doc/extend.texi (Type Traits): Fix grammar.
33442 2016-01-15 Martin Jambor <mjambor@suse.cz>
33444 * tree-inline.c (remap_decl): Use existing dclarations if
33445 remapping a type and prevent_decl_creation_for_types.
33446 (replace_locals_stmt): Do an initial remapping of non-VLA typed
33447 decls first. Do real remapping with
33448 prevent_decl_creation_for_types set.
33449 * tree-inline.h (copy_body_data): New field
33450 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
33453 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
33455 * config/s390/s390.opt (mmvcle): More verbose help text.
33457 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
33459 * config/s390/s390.opt: Add period to -mzvector option text.
33461 2016-01-15 Richard Biener <rguenther@suse.de>
33463 PR tree-optimization/68961
33464 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
33465 of invariants in stores again.
33467 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
33469 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
33471 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
33473 * config/i386/i386.c (ix86_expand_branch): Don't split
33474 DI mode xor instruction to SI mode.
33476 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
33479 * ipa-icf.c (sem_function::merge): Virtual functions may become
33480 reachable even if they address is not taken and there are no
33483 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
33485 * lto-streamer-out.c (subtract_estimated_size): New function.
33486 (get_symbol_initial_value): Use it.
33488 2016-01-15 Christian Bruel <christian.bruel@st.com>
33491 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
33492 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
33493 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
33494 use add_builtin_function_ext_scope instead of add_builtin_function.
33495 (neon_set_p, neon_crypto_set_p): Remove.
33496 (arm_init_builtins): Always call arm_init_neon_builtins and
33497 arm_init_crypto_builtins.
33498 (arm_expand_builtin): Check that builtins are allowed for the arch.
33499 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
33500 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
33501 arm_init_neon_builtins call.
33503 2016-01-15 Richard Biener <rguenther@suse.de>
33505 PR tree-optimization/69117
33506 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
33507 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
33508 of the leader conservatively.
33509 (free_scc_vn): Restore original SSA name infos.
33511 2016-01-14 Jeff Law <law@redhat.com>
33513 PR tree-optimization/69270
33514 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
33515 single bit of precision, verify it's also unsigned.
33516 (record_edge_info): Use constant_boolean_node rather than fold_convert
33517 to convert boolean_true/boolean_false to the right type.
33519 2016-01-14 Richard Henderson <rth@redhat.com>
33522 * loop-doloop.c (record_reg_sets): New.
33523 (doloop_optimize): Reject the transform if the sequence
33524 clobbers registers live at the end of the loop block.
33525 (doloop_optimize_loops): Enable df_live if needed.
33527 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
33529 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
33530 * config/rs6000/rs6000.c: Likewise.
33531 * config/rs6000/rs6000.h: Likewise.
33532 * config/rs6000/rs6000.md: Likewise.
33533 * doc/extend.texi: Likewsie.
33535 2016-01-14 Jeff Law <law@redhat.com>
33537 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
33540 2016-01-14 Richard Henderson <rth@redhat.com>
33544 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
33545 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
33546 instead of builtin_decl_declared_p to test for declaration.
33548 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
33550 * doc/loop.texi (Loop Analysis and Representation): Document
33551 loop_depth function.
33553 2016-01-14 Tom de Vries <tom@codesourcery.com>
33555 PR tree-optimization/68773
33556 * omp-low.c (expand_omp_target): Don't set force_output.
33557 * varpool.c (varpool_node::get_create): Same.
33558 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
33559 offload_funcs with force_output.
33561 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33564 * lra-eliminations.c (move_plus_up): Don't change anything if either
33565 the outer or inner subreg mode is not MODE_INT.
33566 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
33567 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
33569 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33571 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
33572 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
33573 reduc_uplus_@var{m}): Remove.
33574 * expr.c (expand_expr_real_2): Remove expansion path for
33575 reduc_[us](min|max|plus) optabs.
33576 * optabs-tree.c (scalar_reduc_to_vector): Remove.
33577 * optabs-tree.h (scalar_reduc_to_vector): Remove.
33578 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
33579 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
33580 * tree-vect-loop.c (vectorizable_reduction): Remove test for
33581 reduc_[us](min|max|plus) optabs.
33583 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33585 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
33586 (reduc_plus_scal_v2sf): New.
33587 (reduc_smax_v2sf): Rename to...
33588 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
33589 (reduc_smin_v2sf): Rename to...
33590 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
33592 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
33594 * alias.c (compare_base_symbol_refs): New function.
33595 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
33598 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33600 PR middle-end/68146
33601 PR tree-optimization/69155
33602 * tree-complex.c: Include cfganal.h.
33603 (phis_to_revisit): New variable.
33604 (extract_component): Add phiarg_p argument. Assert that returned
33605 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
33606 (update_phi_components): Partly rewrite to use loop over real/imag
33607 components instead of code duplication. If extract_component returns
33608 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
33609 create_tmp_reg into the PHI node instead, and mention the phi triplet
33610 in phis_to_revisit.
33611 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
33612 in phis_to_revisit at the end.
33614 2016-01-14 Richard Biener <rguenther@suse.de>
33616 PR tree-optimization/68060
33617 * tree-vect-loop.c (vect_is_simple_reduction): Check the
33618 outer loop reduction is only used in the inner loop before
33619 detecting a double reduction.
33621 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33624 * combine.c (expand_field_assignment): Punt if compute_mode is
33625 unsupported scalar mode.
33627 2016-01-14 Richard Biener <rguenther@suse.de>
33629 PR tree-optimization/66856
33630 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
33631 SLP node only if it built successfully.
33632 (vect_analyze_slp_instance): Adjust.
33634 2016-01-14 Jeff Law <law@redhat.com>
33636 PR tree-optimization/69270
33637 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
33638 (record_edge_info): Use it. Convert boolean_{true,false}_node
33639 to the type of op0.
33641 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
33644 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
33645 use block_ultimate_origin
33646 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
33648 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33650 * doc/invoke.texi (Submodel Options): Rename section to
33651 "Machine-Dependent Options" to better reflect its content.
33652 Rewrite introductory text to remove archaic CPU names.
33655 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33657 * doc/invoke.texi (Code Gen Options): Move section up in file,
33658 before target-specific options. Update menu and option summary
33659 to reflect the new section ordering.
33661 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33663 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
33664 (C++ Dialect Options): Add cross-reference to -std option.
33665 * doc/standards.texi (C++ Language): Document C++14 support.
33667 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
33669 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
33670 for pack/unpack functions for __ibm128.
33671 (PACK_IF): Likewise.
33672 (UNPACK_IF): Likewise.
33674 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
33675 support for __ibm128 pack/unpack functions.
33676 (rs6000_invalid_builtin): Likewise.
33677 (rs6000_init_builtins): Likewise.
33678 (rs6000_opt_masks): Likewise.
33680 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
33681 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
33683 (RS6000_BTM_COMMON): Likewise.
33685 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
33686 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
33687 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
33688 128-bit floating point. Add support for the double values to be
33689 in Altivec registers for TF/IF packing and unpacking, but restrict
33690 TD packing sub-fields to be FPR registers. Don't allow overlapped
33691 register support for packing. Allow pack inputs to be memory
33692 locations. Don't build generator functions for unpack<mode>_dm
33693 and unpack<mode>_nodm.
33694 (unpack<mode>_dm): Likewise.
33695 (unpack<mode>_nodm): Likewise.
33696 (pack<mode>): Likewise.
33698 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
33699 built-in functions to pack/unpack explicit __ibm128 values.
33700 (__builtin_unpack_ibm128): Likewise.
33702 * doc/extend.texi (PowerPC Built-in Functions): Document
33703 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
33705 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
33708 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
33709 Add new arg loc and pass it down as context.
33710 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
33711 to the location to use for the warning.
33712 (check_function_arguments): New arg loc. All callers changed. Pass
33713 it to check_function_nonnull.
33714 * c-common.h (check_function_arguments): Adjust declaration.
33716 2016-01-13 Jakub Jelinek <jakub@redhat.com>
33718 PR tree-optimization/69156
33719 * gimple.c (validate_type): Removed.
33720 (gimple_builtin_call_types_compatible_p): Use
33721 useless_type_conversion_p instead of validate_type.
33722 * value-prof.c (gimple_stringop_fixed_value): Fold
33723 icall_size to correct type.
33725 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33727 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
33730 2016-01-13 Richard Henderson <rth@redhat.com>
33733 * target.def (builtin_tm_load, builtin_tm_store): Remove.
33734 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
33735 (ix86_builtin_tm_store): Remove.
33736 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33737 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33738 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33739 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33740 * doc/tm.texi: Rebuild.
33742 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
33743 (BUILT_IN_TM_MEMCPY_RTWN): New.
33744 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
33745 fallback from vector to integer helpers.
33746 (build_tm_load): Handle vector types directly, instead of
33748 (build_tm_store): Likewise.
33749 (expand_assign_tm): Prepare for register types not handled by
33750 the above. Copy them to memory and use memcpy.
33751 * tree.c (tm_define_builtin): New.
33752 (find_tm_vector_type): New.
33753 (build_tm_vector_builtins): New.
33754 (build_common_builtin_nodes): Call it.
33756 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
33758 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
33759 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
33761 2016-01-13 Tom de Vries <tom@codesourcery.com>
33763 PR tree-optimization/69169
33764 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
33765 handled_struct_type param.
33766 (create_variable_info_for, intra_create_variable_infos): Call
33767 create_variable_info_for_1 with extra arg.
33769 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
33771 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
33772 and "armv8.1-a+crc" entries.
33774 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
33777 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
33778 Change first operand predicate from register_or_constm1_operand
33779 to register_operand.
33780 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
33781 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
33782 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
33783 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
33784 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
33785 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
33786 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
33787 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
33788 comparison with constm1_rtx from vec_prefetch_gen part.
33790 2016-01-13 Richard Biener <rguenther@suse.de>
33792 PR tree-optimization/69013
33793 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
33794 Exchange assert for a test.
33796 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33799 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
33801 2016-01-13 Richard Biener <rguenther@suse.de>
33803 PR tree-optimization/69242
33804 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
33805 assert with a check.
33807 2016-01-13 Richard Biener <rguenther@suse.de>
33809 PR tree-optimization/69186
33810 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
33811 Properly guard vect_update_misalignment_for_peel call.
33813 2016-01-12 Jeff Law <law@redhat.com>
33815 PR tree-optimization/pr67755
33816 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
33817 "need_profile_correction".
33818 (thread_block_1): Initialize new field to false by default. If we
33819 have multiple thread paths through a common joiner to different
33820 final targets, then set new field to true.
33821 (compute_path_counts): Only do count adjustment when it's really
33824 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33826 * doc/invoke.texi (Spec Files): Move section down in file, past
33827 all command-line option descriptions.
33829 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
33831 PR middle-end/54809
33832 * doc/gty.texi: Remove documentation of mark_hook.
33833 * gengtype.c (struct write_types_data): Remove code to support
33834 mark_hook attribute.
33835 (walk_type): Likewise.
33836 (write_func_for_structure): Likewise.
33838 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33840 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
33841 Directory Options, and -specs= to Overall Options.
33842 (Overall Options): Adjust similarly. Reorder to group related
33843 options together. Make -specs= cross-reference the spec file details.
33844 (Directory Options): Adjust similarly.
33846 2016-01-12 Jeff Law <law@redhat.com>
33848 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
33850 2016-01-12 Olivier Hainque <hainque@adacore.com>
33852 * gcc.c (spec_undefvar_allowed): New global.
33853 (process_command): Set to true when running for --version or --help,
33855 (getenv_spec_function): When the variable is not defined, use the
33856 variable name as the variable value if we're allowed not to issue
33859 2016-01-12 Bin Cheng <bin.cheng@arm.com>
33861 PR tree-optimization/68911
33862 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
33863 information computed for expression "init + nit * step".
33865 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33867 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
33868 about name of GCC executable. Remove deleted node from menu.
33869 (Directory Options) <-B>: Remove cross-reference to deleted node.
33870 (Target Options): Delete section.
33872 2016-01-12 Christian Bruel <christian.bruel@st.com>
33875 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
33876 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
33878 2016-01-12 Jakub Jelinek <jakub@redhat.com>
33881 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
33882 aligned_mem is properly set for AVX512-VL floating point masked
33886 * ifcvt.c (cond_exec_process_if_block): When removing the last
33887 insn from then_bb, remove also any possible barriers that follow it.
33889 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
33893 * config/i386/iamcu.h (SIZE_TYPE): New macro.
33894 (PTRDIFF_TYPE): Likewise.
33895 (WCHAR_TYPE): Likewise.
33896 (WCHAR_TYPE_SIZE): Likewise.
33897 (STDINT_LONG32): Likewise.
33899 2016-01-12 Richard Biener <rguenther@suse.de>
33901 PR tree-optimization/69053
33902 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
33903 convert initial value for cond reductions.
33905 2016-01-12 Richard Biener <rguenther@suse.de>
33907 PR tree-optimization/69007
33908 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
33909 widen_sum after dot_prod and sad.
33911 2016-01-12 Richard Biener <rguenther@suse.de>
33913 PR tree-optimization/69168
33914 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
33915 pattern stmt SLP type.
33916 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
33917 end up unused so cope with that case.
33919 2016-01-12 Richard Biener <rguenther@suse.de>
33921 PR tree-optimization/69157
33922 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
33923 stmts def type only during analyze phase.
33924 (vectorizable_call): Likewise.
33925 (vectorizable_simd_clone_call): Likewise.
33926 (vectorizable_conversion): Likewise.
33927 (vectorizable_assignment): Likewise.
33928 (vectorizable_shift): Likewise.
33929 (vectorizable_operation): Likewise.
33930 (vectorizable_store): Likewise.
33931 (vectorizable_load): Likewise.
33933 2016-01-12 Richard Biener <rguenther@suse.de>
33935 PR tree-optimization/69174
33936 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
33938 (vectorizable_load): Properly compute the number of loads needed
33939 for permuted strided SLP loads and do not spuriously assign
33940 to SLP_TREE_VEC_STMTS.
33942 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
33944 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
33945 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
33946 (MD_EXEC_PREFIX): Remove.
33947 (MD_STARTFILE_PREFIX) Removee.
33948 (FILE_NAME_ABSOLUTE_P): Remove.
33949 (CPP_SPEC): Do not read macros from sys/version.h.
33950 (LINK_COMMAND_SPEC): Remove.
33951 (LOCAL_INCLUDE_DIR): Remove.
33952 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
33953 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
33954 (POST_LINK_SPEC): Define to invoke stubify after linker
33955 (LIBSTDCXX): Remove define
33956 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
33957 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
33958 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
33959 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
33960 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
33961 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
33962 (i386_djgpp_asm_named_section): Add propotype of new procedure
33964 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
33965 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
33966 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
33967 in config/i386/djgpp.h).
33968 (STANDARD_STARTFILE_PREFIX_2): Define identical to
33969 STANDARD_STARTFILE_PREFIX_1.
33970 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
33971 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
33972 installation errors.
33973 (MAX_OFILE_ALIGNMENT): Define to 128.
33974 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
33976 * config/i386/djgpp.c: New file. Add implementation of
33977 i386_djgpp_asm_named_section.
33979 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
33981 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
33982 Add rule for building djgpp.o.
33984 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33986 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
33987 (rtx_is_swappable_p): Reductions are swappable.
33988 (insn_is_swappable_p): V2DF reductions are swappable.
33990 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
33992 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
33993 reloads for other unsupported memory operands.
33995 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
33996 Jim Wilson <jim.wilson@linaro.org>
33999 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
34000 copy_to_mode_reg instead of force_reg.
34002 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
34005 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
34006 TARGET_80387 is true.
34008 2016-01-11 Jakub Jelinek <jakub@redhat.com>
34011 * lra-eliminations.c (move_plus_up): Only move plus up
34012 if subreg of the constant can be simplified into constant
34013 and use the simplified subreg of the constant instead of
34014 the original constant.
34016 * fold-const.c (fold_convertible_p): Don't return true
34017 for conversion of VECTOR_TYPE to same sized integral type.
34018 (fold_convert_loc): Fix up formatting. Fold conversion of
34019 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
34020 instead of NOP_EXPR.
34022 PR tree-optimization/69214
34023 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
34024 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
34027 PR tree-optimization/69207
34028 * tree-vect-slp.c (vect_get_constant_vectors): For
34029 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
34030 fold_convertible_p to vector_type's element type, and always
34031 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
34033 2016-01-11 Richard Biener <rguenther@suse.de>
34035 PR tree-optimization/69173
34036 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
34037 fixup the cycle if all stmts are in a pattern.
34039 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
34041 PR middle-end/68999
34042 * alias.c (base_alias_check): Move check for addresses with
34043 alignment ANDs before the call for compare_base_decls.
34044 (memrefs_conflict_p): Return -1 for different decls
34045 that went through alignment adjustments.
34047 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34049 PR rtl-optimization/68796
34050 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
34051 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
34052 and QImode comparisons against zero with CC_NZmode.
34053 * config/aarch64/iterators.md (short_mask): New mode_attr.
34055 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
34057 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
34058 (<avx512>_store<mode>_mask): Likewise.
34060 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
34061 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34063 PR rtl-optimization/68841
34064 * ifcvt.c (struct noce_if_info): Add orig_x field.
34065 (bbs_ok_for_cmove_arith): Add to_rename parameter.
34066 Don't record conflicts on to_rename if it's present.
34067 Allow memory destinations in sets.
34068 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
34069 blocks, passing orig_x to the checks.
34070 (noce_process_if_block): Set if_info->orig_x appropriately.
34072 2016-01-11 Tom de Vries <tom@codesourcery.com>
34074 PR tree-optimization/69069
34075 * tree-parloops.c (create_parallel_loop): Add missing phi args.
34077 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
34079 PR rtl-optimization/68920
34080 * config/i386/i386.c (ix86_option_override_internal): Restrict number
34081 of conditional moves for RTL if-conversion to 1 for
34082 TARGET_ONE_IF_CONV_INSN.
34083 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
34084 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
34085 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
34086 parameter to restirct number of conditional moves for
34088 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
34089 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
34092 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
34095 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
34096 onepart vars. Fix typo in comment. Fix reversed condition in
34098 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
34101 * var-tracking.c (dump_onepart_variable_differences): New.
34102 (dataflow_set_different): If a detailed dump is requested,
34103 delay early returns and dump differences between onepart
34104 variables present before and after, and added variables.
34106 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
34109 * expr.c (expand_expr_real_1): For boolean vector constants
34110 with a scalar mode use const_scalar_mask_from_tree.
34111 (const_scalar_mask_from_tree): New.
34112 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
34113 assigned to a mask type to handle constants.
34115 2016-01-11 Martin Jambor <mjambor@suse.cz>
34118 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
34119 useless parameters if we cannot change function signature.
34121 2016-01-11 Martin Jambor <mjambor@suse.cz>
34124 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
34127 2016-01-11 Tom de Vries <tom@codesourcery.com>
34129 PR tree-optimization/69109
34130 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
34133 2016-01-11 Tom de Vries <tom@codesourcery.com>
34135 PR tree-optimization/69108
34136 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
34137 res is not used in a phi.
34139 2016-01-11 Yury Gribov <y.gribov@samsung.com>
34142 * common.opt (frandom-seed): Fix parameter name.
34143 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
34145 2016-01-11 Tom de Vries <tom@codesourcery.com>
34147 PR tree-optimization/69058
34148 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
34151 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
34153 * config/arc/arc.opt (mdiv-rem): Add period to the end.
34154 (mcode-density): Likewise.
34156 2016-01-10 Tom de Vries <tom@codesourcery.com>
34158 PR tree-optimization/69062
34159 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
34160 (parallelize_loops): Don't paralelize loop that has phi with address
34163 2016-01-10 Tom de Vries <tom@codesourcery.com>
34165 PR tree-optimization/69039
34166 * tree-parloops.c (try_create_reduction_list): Only allow single exit
34169 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
34171 PR middle-end/68743
34172 * match.pd: Require target has function_c99_misc before doing
34173 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
34175 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
34177 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
34179 * configure: Regenerate.
34181 2016-01-09 Jakub Jelinek <jakub@redhat.com>
34183 PR middle-end/50865
34184 PR tree-optimization/69097
34185 * fold-const.h (expr_not_equal_to): New prototype.
34186 * fold-const.c: Include stringpool.h and tree-ssanames.h.
34187 (expr_not_equal_to): New function.
34188 * match.pd (X % -Y is the same as X % Y): Don't optimize
34189 unless X is known not to be equal to minimum or Y is known
34190 not to be equal to -1.
34191 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
34192 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
34193 (simplify_stmt_using_ranges): Adjust caller.
34194 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
34195 substitute_and_fold.
34197 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
34199 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
34202 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34204 PR tree-optimization/69167
34205 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
34206 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
34208 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
34210 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
34211 Richard Biener <rguenther@suse.de>
34213 PR tree-optimization/68707
34214 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
34215 instances that can be handled via vect_load_lanes.
34217 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
34219 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
34220 if we can't determine address equivalence.
34221 * alias.c (compare_base_decl): Update for changed return value of
34222 symtab_node::equal_address_to.
34224 2016-01-08 Jason Merrill <jason@redhat.com>
34228 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
34229 * expr.c (store_field): Not here.
34230 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
34231 call with TREE_ADDRESSABLE type.
34232 * tree-cfg.c (verify_gimple_call): Adjust.
34234 2016-01-08 Olivier Hainque <hainque@adacore.com>
34236 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
34239 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
34241 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
34242 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
34243 (reduc_smin_v2sf): Rename to...
34244 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
34245 (reduc_splus_v2sf): Rename to...
34246 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
34248 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34250 PR tree-optimization/69162
34251 * gimplify.c (gimplify_va_arg_expr): Encode original type of
34252 valist argument in another argument.
34253 (gimplify_modify_expr): Adjust for the above change. Cleanup.
34254 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
34255 to determine the va_list type, build a MEM_REF instead of
34256 build_fold_indirect_ref.
34258 PR tree-optimization/69172
34259 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
34262 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
34264 PR tree-optimization/67781
34265 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
34266 and cmpnop in two steps: first the ones not accessed in original
34267 gimple expression in a endian independent way and then the ones not
34268 accessed in the final result in an endian-specific way.
34270 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34272 PR tree-optimization/69083
34273 * tree-vect-slp.c (vect_get_constant_vectors): For
34274 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
34275 element type. If op is fold_convertible_p to vector_type's element
34276 type, use NOP_EXPR instead of VCE.
34278 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
34280 PR rtl-optimization/67778
34281 PR rtl-optimization/68634
34282 PR rtl-optimization/68909
34283 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
34284 block from the stack until done with it. Remove a superfluous
34285 bitmap set. Remove a superfluous bitmap test.
34287 2016-01-07 Martin Sebor <msebor@redhat.com>
34290 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
34291 constraint on the type of arguments.
34293 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
34295 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
34296 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
34297 unaligned_access on the gcc_options set.
34298 * config/arm/arm.c (arm_option_override_internal): Use
34299 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
34301 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
34304 * config/i386/i386.c (ix86_frame_pointer_required): Enable
34305 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
34307 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
34310 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
34313 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
34314 depending on frame_pointer_needed before remaining integer and SSE
34315 registers are saved.
34317 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
34320 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
34322 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
34325 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
34326 Use the "xBm" constraint.
34327 (float<sseintvecmodelower><mode>2<mask_name><round_name):
34329 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
34330 (sse_cvtsi2ssq<round_name>): Likewise.
34331 (sse_cvtss2si<round_name>): Likewise.
34332 (sse_cvtss2siq<round_name>): Likewise.
34333 (sse2_cvtsi2sdq<round_name>): Likewise.
34334 (sse2_cvtsd2si<round_name>): Likewise.
34335 (sse2_cvtsd2siq<round_name>): Likewise.
34336 * config/i386/subst.md (round_nimm_scalar_predicate): New
34339 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
34341 PR middle-end/67639
34342 * varasm.c (make_decl_rtl): Mark invalid register vars as
34345 PR rtl-optimization/66206
34346 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
34347 All callers changed.
34349 2016-01-07 Jakub Jelinek <jakub@redhat.com>
34351 PR tree-optimization/69141
34352 * tree-ssa-pre.c: Include langhooks.h.
34353 (eliminate_dom_walker::before_dom_children): Use
34354 lang_hooks.decl_printable_name instead of
34355 cgraph_node::get ()->name ().
34357 PR middle-end/68960
34358 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
34359 it and DECL_ALIGN too.
34361 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
34363 * config/mips/mips-ftypes.def: Sort to lexicographical order.
34365 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
34368 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
34369 depending on frame_pointer_needed before remaining integer and SSE
34370 registers are saved.
34372 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34374 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
34375 mode iterator with VSX_M2.
34376 (*p9_vecstore_<mode>): Likewise.
34377 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
34378 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
34379 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
34380 (define_split for VSX_LE128 stores): Likewise.
34381 (define_peephole2 for TImode LE swaps): Likewise.
34382 (define_split for VSX_LE128 post-reload stores): Likewise.
34384 2016-01-06 Marek Polacek <polacek@redhat.com>
34387 * convert.c (convert_to_integer_1): Adjust call to
34388 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
34389 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
34390 EXPR instead of ARG.
34391 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
34393 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34396 * doc/extend.texi (RL78 Variable Attributes): New section.
34398 2016-01-05 Marek Polacek <polacek@redhat.com>
34401 * builtins.c (get_memmodel): Use expansion point location rather than
34402 the input location. Call warning_at rather than warning.
34403 (expand_builtin_atomic_compare_exchange): Likewise.
34404 (expand_builtin_atomic_load): Likewise.
34405 (expand_builtin_atomic_store): Likewise.
34406 (expand_builtin_atomic_clear): Likewise.
34408 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
34411 * config/i386/i386.c (ix86_expand_vector_logical_operator):
34412 Replace nonimmediate_operand with vector_operand.
34413 * config/i386/predicates.md (vector_operand): New predicate.
34414 (general_vector_operand): Replace nonimmediate_operand with
34416 * config/i386/sse.md: Replace nonimmediate_operand with
34417 vector_operand and m constraint with Bm constraint on SSE
34418 patterns with 16-byte memory operand.
34419 * config/i386/subst.md (round_nimm_predicate): Replace
34420 nonimmediate_operand with vector_operand.
34421 (round_saeonly_nimm_predicate): Likewise.
34422 (round_saeonly_nimm_scalar_predicate): New.
34424 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
34427 * config/i386/constraints.md (Bm): New constraint.
34428 * config/i386/predicates.md (vector_memory_operand): New
34430 * config/i386/sse.md: Replace xm with xBm in plusminus and
34431 any_logic patterns.
34433 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34436 * doc/extend.texi (V850 Function Attributes): New section.
34437 (V850 Variable Attributes): New section.
34439 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34442 * doc/extend.texi (MicroBlaze Function Attributes): Document
34443 interrupt_handler and fast_interrupt attributes.
34445 2016-01-05 Sergei Trofimovich <siarheit@google.com>
34448 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
34449 for local symbolic operands.
34450 * config/ia64/predicates.md (local_symbolic_operand64): New
34453 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34455 PR rtl-optimization/68651
34456 * combine.c (combine_simplify_rtx): Canonicalize x + x into
34459 2016-01-05 Nathan Sidwell <nathan@acm.org>
34461 * alias.c (compare_base_decls): Use symtab_node::get.
34463 2016-01-05 Nick Clifton <nickc@redhat.com>
34466 * ira-costs.c (copy_cost): Initialise the t_icode field of the
34467 secondary_reload_info structure.
34470 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
34471 decls if weak support is available.
34473 2016-01-04 Martin Sebor <msebor@redhat.com>
34475 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
34477 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
34479 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
34480 OPTION_MASK_P9_DFORM.
34482 * config/rs6000/constraints.md (wo constraint): New constraint for
34485 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
34487 (rs6000_init_hard_regno_mode_ok): Likewise.
34489 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
34492 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
34493 expanders not to have constraints. Add support for ISA 3.0 xxperm
34494 instruction. Add support for fusing xxlor with xxperm.
34495 (altivec_vperm_<mode>_internal): Likewise.
34496 (altivec_vperm_v8hiv16qi): Likewise.
34497 (altivec_vperm_<mode>v16q): Likewise.
34498 (altivec_vperm_<mode>_uns): Likewise.
34499 (vperm_v8hiv4si): Likewise.
34500 (vperm_v16qiv8hi): Likewise.
34502 * doc/md.texi (RS/6000 constraints): Document wo constraint.
34504 2016-01-04 Jakub Jelinek <jakub@redhat.com>
34506 Update copyright years.
34508 * gcc.c (process_command): Update copyright notice dates.
34509 * gcov-dump.c (print_version): Ditto.
34510 * gcov.c (print_version): Ditto.
34511 * gcov-tool.c (print_version): Ditto.
34512 * gengtype.c (create_file): Ditto.
34513 * doc/cpp.texi: Bump @copying's copyright year.
34514 * doc/cppinternals.texi: Ditto.
34515 * doc/gcc.texi: Ditto.
34516 * doc/gccint.texi: Ditto.
34517 * doc/gcov.texi: Ditto.
34518 * doc/install.texi: Ditto.
34519 * doc/invoke.texi: Ditto.
34521 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34523 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
34524 modes larger than TImode as TImode if NEON is not enabled.
34526 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34529 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
34530 mode for %f0-%f31 only if TARGET_FPU.
34532 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34535 * config/sparc/sparc.c (scan_record_type): Take into account subfields
34536 to compute the PACKED_P predicate.
34537 (function_arg_record_value): Minor tweaks.
34539 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
34541 * doc/install.texi (--with-multilib-list): Describe the meaning of the
34542 option for arm*-*-* targets.
34544 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
34546 * doc/extend.texi (Common Function Attributes): Move docs for
34547 MSP430-specific attributes to....
34548 (MSP430 Function Attributes): ...here. Delete the redundant
34549 entries and copy-edit the remaining text.
34550 (MSP430 Variable Attributes): Use uniform format for index
34551 entries and add a cross-reference to the corresponding function
34554 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
34556 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
34558 (x86 Options): Likewise.
34560 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34564 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
34565 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
34566 to corresponding attribute.
34568 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34570 * doc/extend.texi (Common Function Attributes) <noplt>: Move
34571 to correct alphabetization of table. Copy-edit and correct
34573 <stack_protect>: Likewise.
34574 <target_clones>: Likewise.
34576 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
34577 Correct punctuation.
34578 (Code Gen Options) <-fno-plt>: Copy-edit.
34580 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
34583 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
34584 SI values. Explicitly convert SI to DI and vice-versa.
34586 2016-01-01 Jakub Jelinek <jakub@redhat.com>
34588 PR tree-optimization/69070
34589 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
34590 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
34593 * ubsan.c (ubsan_instrument_float_cast): Call
34594 initialize_sanitizer_builtins.
34597 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
34599 Copyright (C) 2016 Free Software Foundation, Inc.
34601 Copying and distribution of this file, with or without modification,
34602 are permitted in any medium without royalty provided the copyright
34603 notice and this notice are preserved.